prvm_cmds.c

   1 // AK
   2 // Basically every vm builtin cmd should be in here.
   3 // All 3 builtin and extension lists can be found here
   4 // cause large (I think they will) parts are from pr_cmds the same copyright like in pr_cmds
   5 // also applies here
   6
   7 #include "quakedef.h"
   8
   9 #include "prvm_cmds.h"
  10 #include "libcurl.h"
  11 #include <time.h>
  12
  13 #include "ft2.h"
  14
  15 extern cvar_t prvm_backtraceforwarnings;
  16
  17 // LordHavoc: changed this to NOT use a return statement, so that it can be used in functions that must return a value
  18 void VM_Warning(const char *fmt, ...)
  19 {
  20         va_list argptr;
  21         char msg[MAX_INPUTLINE];
  22         static double recursive = -1;
  23
  24         va_start(argptr,fmt);
  25         dpvsnprintf(msg,sizeof(msg),fmt,argptr);
  26         va_end(argptr);
  27
  28         Con_DPrint(msg);
  29
  30         // TODO: either add a cvar/cmd to control the state dumping or replace some of the calls with Con_Printf [9/13/2006 Black]
  31         if(prvm_backtraceforwarnings.integer && recursive != realtime) // NOTE: this compares to the time, just in case if PRVM_PrintState causes a Host_Error and keeps recursive set
  32         {
  33                 recursive = realtime;
  34                 PRVM_PrintState();
  35                 recursive = -1;
  36         }
  37 }
  38
  39
  40 //============================================================================
  41 // Common
  42
  43 // TODO DONE: move vm_files and vm_fssearchlist to prvm_prog_t struct
  44 // TODO: move vm_files and vm_fssearchlist back [9/13/2006 Black]
  45 // TODO: (move vm_files and vm_fssearchlist to prvm_prog_t struct again) [2007-01-23 LordHavoc]
  46 // TODO: will this war ever end? [2007-01-23 LordHavoc]
  47
  48 void VM_CheckEmptyString (const char *s)
  49 {
  50         if (ISWHITESPACE(s[0]))
  51                 PRVM_ERROR ("%s: Bad string", PRVM_NAME);
  52 }
  53
  54 void VM_GenerateFrameGroupBlend(framegroupblend_t *framegroupblend, const prvm_edict_t *ed)
  55 {
  56         prvm_eval_t *val;
  57         // self.frame is the interpolation target (new frame)
  58         // self.frame1time is the animation base time for the interpolation target
  59         // self.frame2 is the interpolation start (previous frame)
  60         // self.frame2time is the animation base time for the interpolation start
  61         // self.lerpfrac is the interpolation strength for self.frame2
  62         // self.lerpfrac3 is the interpolation strength for self.frame3
  63         // self.lerpfrac4 is the interpolation strength for self.frame4
  64         // pitch angle on a player model where the animator set up 5 sets of
  65         // animations and the csqc simply lerps between sets)
  66         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame))) framegroupblend[0].frame = (int) val->_float;
  67         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2))) framegroupblend[1].frame = (int) val->_float;
  68         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3))) framegroupblend[2].frame = (int) val->_float;
  69         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4))) framegroupblend[3].frame = (int) val->_float;
  70         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame1time))) framegroupblend[0].start = val->_float;
  71         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame2time))) framegroupblend[1].start = val->_float;
  72         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame3time))) framegroupblend[2].start = val->_float;
  73         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.frame4time))) framegroupblend[3].start = val->_float;
  74         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac))) framegroupblend[1].lerp = val->_float;
  75         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac3))) framegroupblend[2].lerp = val->_float;
  76         if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.lerpfrac4))) framegroupblend[3].lerp = val->_float;
  77         // assume that the (missing) lerpfrac1 is whatever remains after lerpfrac2+lerpfrac3+lerpfrac4 are summed
  78         framegroupblend[0].lerp = 1 - framegroupblend[1].lerp - framegroupblend[2].lerp - framegroupblend[3].lerp;
  79 }
  80
  81 // LordHavoc: quite tempting to break apart this function to reuse the
  82 //            duplicated code, but I suspect it is better for performance
  83 //            this way
  84 void VM_FrameBlendFromFrameGroupBlend(frameblend_t *frameblend, const framegroupblend_t *framegroupblend, const dp_model_t *model)
  85 {
  86         int sub2, numframes, f, i, k;
  87         int isfirstframegroup = true;
  88         int nolerp;
  89         double sublerp, lerp, d;
  90         const animscene_t *scene;
  91         const framegroupblend_t *g;
  92         frameblend_t *blend = frameblend;
  93
  94         memset(blend, 0, MAX_FRAMEBLENDS * sizeof(*blend));
  95
  96         if (!model || !model->surfmesh.isanimated)
  97         {
  98                 blend[0].lerp = 1;
  99                 return;
 100         }
 101
 102         nolerp = (model->type == mod_sprite) ? !r_lerpsprites.integer : !r_lerpmodels.integer;
 103         numframes = model->numframes;
 104         for (k = 0, g = framegroupblend;k < MAX_FRAMEGROUPBLENDS;k++, g++)
 105         {
 106                 f = g->frame;
 107                 if ((unsigned int)f >= (unsigned int)numframes)
 108                 {
 109                         Con_DPrintf("VM_FrameBlendFromFrameGroupBlend: no such frame %d in model %s\n", f, model->name);
 110                         f = 0;
 111                 }
 112                 d = lerp = g->lerp;
 113                 if (lerp <= 0)
 114                         continue;
 115                 if (nolerp)
 116                 {
 117                         if (isfirstframegroup)
 118                         {
 119                                 d = lerp = 1;
 120                                 isfirstframegroup = false;
 121                         }
 122                         else
 123                                 continue;
 124                 }
 125                 if (model->animscenes)
 126                 {
 127                         scene = model->animscenes + f;
 128                         f = scene->firstframe;
 129                         if (scene->framecount > 1)
 130                         {
 131                                 // this code path is only used on .zym models and torches
 132                                 sublerp = scene->framerate * (cl.time - g->start);
 133                                 f = (int) floor(sublerp);
 134                                 sublerp -= f;
 135                                 sub2 = f + 1;
 136                                 if (sublerp < (1.0 / 65536.0f))
 137                                         sublerp = 0;
 138                                 if (sublerp > (65535.0f / 65536.0f))
 139                                         sublerp = 1;
 140                                 if (nolerp)
 141                                         sublerp = 0;
 142                                 if (scene->loop)
 143                                 {
 144                                         f = (f % scene->framecount);
 145                                         sub2 = (sub2 % scene->framecount);
 146                                 }
 147                                 f = bound(0, f, (scene->framecount - 1)) + scene->firstframe;
 148                                 sub2 = bound(0, sub2, (scene->framecount - 1)) + scene->firstframe;
 149                                 d = sublerp * lerp;
 150                                 // two framelerps produced from one animation
 151                                 if (d > 0)
 152                                 {
 153                                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
 154                                         {
 155                                                 if (blend[i].lerp <= 0 || blend[i].subframe == sub2)
 156                                                 {
 157                                                         blend[i].subframe = sub2;
 158                                                         blend[i].lerp += d;
 159                                                         break;
 160                                                 }
 161                                         }
 162                                 }
 163                                 d = (1 - sublerp) * lerp;
 164                         }
 165                 }
 166                 if (d > 0)
 167                 {
 168                         for (i = 0;i < MAX_FRAMEBLENDS;i++)
 169                         {
 170                                 if (blend[i].lerp <= 0 || blend[i].subframe == f)
 171                                 {
 172                                         blend[i].subframe = f;
 173                                         blend[i].lerp += d;
 174                                         break;
 175                                 }
 176                         }
 177                 }
 178         }
 179 }
 180
 181 void VM_UpdateEdictSkeleton(prvm_edict_t *ed, const dp_model_t *edmodel, const frameblend_t *frameblend)
 182 {
 183         if (ed->priv.server->skeleton.model != edmodel)
 184         {
 185                 VM_RemoveEdictSkeleton(ed);
 186                 ed->priv.server->skeleton.model = edmodel;
 187         }
 188         if (!ed->priv.server->skeleton.relativetransforms && ed->priv.server->skeleton.model && ed->priv.server->skeleton.model->num_bones)
 189                 ed->priv.server->skeleton.relativetransforms = Mem_Alloc(prog->progs_mempool, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
 190         if (ed->priv.server->skeleton.relativetransforms)
 191         {
 192                 int skeletonindex = 0;
 193                 skeleton_t *skeleton;
 194                 prvm_eval_t *val;
 195                 if ((val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.skeletonindex))) skeletonindex = (int)val->_float;
 196                 if (skeletonindex > 0 && skeletonindex < MAX_EDICTS && (skeleton = prog->skeletons[skeletonindex]) && skeleton->model->num_bones == ed->priv.server->skeleton.model->num_bones)
 197                 {
 198                         // custom skeleton controlled by the game (FTE_CSQC_SKELETONOBJECTS)
 199                         memcpy(ed->priv.server->skeleton.relativetransforms, skeleton->relativetransforms, ed->priv.server->skeleton.model->num_bones * sizeof(matrix4x4_t));
 200                 }
 201                 else
 202                 {
 203                         // generated skeleton from frame animation
 204                         int blendindex;
 205                         int bonenum;
 206                         int numbones = ed->priv.server->skeleton.model->num_bones;
 207                         const float *poses = ed->priv.server->skeleton.model->data_poses;
 208                         const float *framebones;
 209                         float lerp;
 210                         matrix4x4_t *relativetransforms = ed->priv.server->skeleton.relativetransforms;
 211                         matrix4x4_t matrix;
 212                         memset(relativetransforms, 0, numbones * sizeof(matrix4x4_t));
 213                         for (blendindex = 0;blendindex < MAX_FRAMEBLENDS && frameblend[blendindex].lerp > 0;blendindex++)
 214                         {
 215                                 lerp = frameblend[blendindex].lerp;
 216                                 framebones = poses + 12 * frameblend[blendindex].subframe * numbones;
 217                                 for (bonenum = 0;bonenum < numbones;bonenum++)
 218                                 {
 219                                         Matrix4x4_FromArray12FloatD3D(&matrix, framebones + 12 * bonenum);
 220                                         Matrix4x4_Accumulate(&ed->priv.server->skeleton.relativetransforms[bonenum], &matrix, lerp);
 221                                 }
 222                         }
 223                 }
 224         }
 225 }
 226
 227 void VM_RemoveEdictSkeleton(prvm_edict_t *ed)
 228 {
 229         if (ed->priv.server->skeleton.relativetransforms)
 230                 Mem_Free(ed->priv.server->skeleton.relativetransforms);
 231         memset(&ed->priv.server->skeleton, 0, sizeof(ed->priv.server->skeleton));
 232 }
 233
 234
 235
 236
 237 //============================================================================
 238 //BUILT-IN FUNCTIONS
 239
 240 void VM_VarString(int first, char *out, int outlength)
 241 {
 242         int i;
 243         const char *s;
 244         char *outend;
 245
 246         outend = out + outlength - 1;
 247         for (i = first;i < prog->argc && out < outend;i++)
 248         {
 249                 s = PRVM_G_STRING((OFS_PARM0+i*3));
 250                 while (out < outend && *s)
 251                         *out++ = *s++;
 252         }
 253         *out++ = 0;
 254 }
 255
 256 /*
 257 =================
 258 VM_checkextension
 259
 260 returns true if the extension is supported by the server
 261
 262 checkextension(extensionname)
 263 =================
 264 */
 265
 266 // kind of helper function
 267 static qboolean checkextension(const char *name)
 268 {
 269         int len;
 270         char *e, *start;
 271         len = (int)strlen(name);
 272
 273         for (e = prog->extensionstring;*e;e++)
 274         {
 275                 while (*e == ' ')
 276                         e++;
 277                 if (!*e)
 278                         break;
 279                 start = e;
 280                 while (*e && *e != ' ')
 281                         e++;
 282                 if ((e - start) == len && !strncasecmp(start, name, len))
 283                         return true;
 284         }
 285         return false;
 286 }
 287
 288 void VM_checkextension (void)
 289 {
 290         VM_SAFEPARMCOUNT(1,VM_checkextension);
 291
 292         PRVM_G_FLOAT(OFS_RETURN) = checkextension(PRVM_G_STRING(OFS_PARM0));
 293 }
 294
 295 /*
 296 =================
 297 VM_error
 298
 299 This is a TERMINAL error, which will kill off the entire prog.
 300 Dumps self.
 301
 302 error(value)
 303 =================
 304 */
 305 void VM_error (void)
 306 {
 307         prvm_edict_t    *ed;
 308         char string[VM_STRINGTEMP_LENGTH];
 309
 310         VM_VarString(0, string, sizeof(string));
 311         Con_Printf("======%s ERROR in %s:\n%s\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 312         if (prog->globaloffsets.self >= 0)
 313         {
 314                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 315                 PRVM_ED_Print(ed, NULL);
 316         }
 317
 318         PRVM_ERROR ("%s: Program error in function %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 319 }
 320
 321 /*
 322 =================
 323 VM_objerror
 324
 325 Dumps out self, then an error message.  The program is aborted and self is
 326 removed, but the level can continue.
 327
 328 objerror(value)
 329 =================
 330 */
 331 void VM_objerror (void)
 332 {
 333         prvm_edict_t    *ed;
 334         char string[VM_STRINGTEMP_LENGTH];
 335
 336         VM_VarString(0, string, sizeof(string));
 337         Con_Printf("======OBJECT ERROR======\n"); // , PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string); // or include them? FIXME
 338         if (prog->globaloffsets.self >= 0)
 339         {
 340                 ed = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
 341                 PRVM_ED_Print(ed, NULL);
 342
 343                 PRVM_ED_Free (ed);
 344         }
 345         else
 346                 // objerror has to display the object fields -> else call
 347                 PRVM_ERROR ("VM_objecterror: self not defined !");
 348         Con_Printf("%s OBJECT ERROR in %s:\n%s\nTip: read above for entity information\n", PRVM_NAME, PRVM_GetString(prog->xfunction->s_name), string);
 349 }
 350
 351 /*
 352 =================
 353 VM_print
 354
 355 print to console
 356
 357 print(...[string])
 358 =================
 359 */
 360 void VM_print (void)
 361 {
 362         char string[VM_STRINGTEMP_LENGTH];
 363
 364         VM_VarString(0, string, sizeof(string));
 365         Con_Print(string);
 366 }
 367
 368 /*
 369 =================
 370 VM_bprint
 371
 372 broadcast print to everyone on server
 373
 374 bprint(...[string])
 375 =================
 376 */
 377 void VM_bprint (void)
 378 {
 379         char string[VM_STRINGTEMP_LENGTH];
 380
 381         if(!sv.active)
 382         {
 383                 VM_Warning("VM_bprint: game is not server(%s) !\n", PRVM_NAME);
 384                 return;
 385         }
 386
 387         VM_VarString(0, string, sizeof(string));
 388         SV_BroadcastPrint(string);
 389 }
 390
 391 /*
 392 =================
 393 VM_sprint (menu & client but only if server.active == true)
 394
 395 single print to a specific client
 396
 397 sprint(float clientnum,...[string])
 398 =================
 399 */
 400 void VM_sprint (void)
 401 {
 402         client_t        *client;
 403         int                     clientnum;
 404         char string[VM_STRINGTEMP_LENGTH];
 405
 406         VM_SAFEPARMCOUNTRANGE(1, 8, VM_sprint);
 407
 408         //find client for this entity
 409         clientnum = (int)PRVM_G_FLOAT(OFS_PARM0);
 410         if (!sv.active  || clientnum < 0 || clientnum >= svs.maxclients || !svs.clients[clientnum].active)
 411         {
 412                 VM_Warning("VM_sprint: %s: invalid client or server is not active !\n", PRVM_NAME);
 413                 return;
 414         }
 415
 416         client = svs.clients + clientnum;
 417         if (!client->netconnection)
 418                 return;
 419
 420         VM_VarString(1, string, sizeof(string));
 421         MSG_WriteChar(&client->netconnection->message,svc_print);
 422         MSG_WriteString(&client->netconnection->message, string);
 423 }
 424
 425 /*
 426 =================
 427 VM_centerprint
 428
 429 single print to the screen
 430
 431 centerprint(value)
 432 =================
 433 */
 434 void VM_centerprint (void)
 435 {
 436         char string[VM_STRINGTEMP_LENGTH];
 437
 438         VM_SAFEPARMCOUNTRANGE(1, 8, VM_centerprint);
 439         VM_VarString(0, string, sizeof(string));
 440         SCR_CenterPrint(string);
 441 }
 442
 443 /*
 444 =================
 445 VM_normalize
 446
 447 vector normalize(vector)
 448 =================
 449 */
 450 void VM_normalize (void)
 451 {
 452         float   *value1;
 453         vec3_t  newvalue;
 454         double  f;
 455
 456         VM_SAFEPARMCOUNT(1,VM_normalize);
 457
 458         value1 = PRVM_G_VECTOR(OFS_PARM0);
 459
 460         f = VectorLength2(value1);
 461         if (f)
 462         {
 463                 f = 1.0 / sqrt(f);
 464                 VectorScale(value1, f, newvalue);
 465         }
 466         else
 467                 VectorClear(newvalue);
 468
 469         VectorCopy (newvalue, PRVM_G_VECTOR(OFS_RETURN));
 470 }
 471
 472 /*
 473 =================
 474 VM_vlen
 475
 476 scalar vlen(vector)
 477 =================
 478 */
 479 void VM_vlen (void)
 480 {
 481         VM_SAFEPARMCOUNT(1,VM_vlen);
 482         PRVM_G_FLOAT(OFS_RETURN) = VectorLength(PRVM_G_VECTOR(OFS_PARM0));
 483 }
 484
 485 /*
 486 =================
 487 VM_vectoyaw
 488
 489 float vectoyaw(vector)
 490 =================
 491 */
 492 void VM_vectoyaw (void)
 493 {
 494         float   *value1;
 495         float   yaw;
 496
 497         VM_SAFEPARMCOUNT(1,VM_vectoyaw);
 498
 499         value1 = PRVM_G_VECTOR(OFS_PARM0);
 500
 501         if (value1[1] == 0 && value1[0] == 0)
 502                 yaw = 0;
 503         else
 504         {
 505                 yaw = (int) (atan2(value1[1], value1[0]) * 180 / M_PI);
 506                 if (yaw < 0)
 507                         yaw += 360;
 508         }
 509
 510         PRVM_G_FLOAT(OFS_RETURN) = yaw;
 511 }
 512
 513
 514 /*
 515 =================
 516 VM_vectoangles
 517
 518 vector vectoangles(vector[, vector])
 519 =================
 520 */
 521 void VM_vectoangles (void)
 522 {
 523         VM_SAFEPARMCOUNTRANGE(1, 2,VM_vectoangles);
 524
 525         AnglesFromVectors(PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_PARM0), prog->argc >= 2 ? PRVM_G_VECTOR(OFS_PARM1) : NULL, true);
 526 }
 527
 528 /*
 529 =================
 530 VM_random
 531
 532 Returns a number from 0<= num < 1
 533
 534 float random()
 535 =================
 536 */
 537 void VM_random (void)
 538 {
 539         VM_SAFEPARMCOUNT(0,VM_random);
 540
 541         PRVM_G_FLOAT(OFS_RETURN) = lhrandom(0, 1);
 542 }
 543
 544 /*
 545 =========
 546 VM_localsound
 547
 548 localsound(string sample)
 549 =========
 550 */
 551 void VM_localsound(void)
 552 {
 553         const char *s;
 554
 555         VM_SAFEPARMCOUNT(1,VM_localsound);
 556
 557         s = PRVM_G_STRING(OFS_PARM0);
 558
 559         if(!S_LocalSound (s))
 560         {
 561                 PRVM_G_FLOAT(OFS_RETURN) = -4;
 562                 VM_Warning("VM_localsound: Failed to play %s for %s !\n", s, PRVM_NAME);
 563                 return;
 564         }
 565
 566         PRVM_G_FLOAT(OFS_RETURN) = 1;
 567 }
 568
 569 /*
 570 =================
 571 VM_break
 572
 573 break()
 574 =================
 575 */
 576 void VM_break (void)
 577 {
 578         PRVM_ERROR ("%s: break statement", PRVM_NAME);
 579 }
 580
 581 //============================================================================
 582
 583 /*
 584 =================
 585 VM_localcmd
 586
 587 Sends text over to the client's execution buffer
 588
 589 [localcmd (string, ...) or]
 590 cmd (string, ...)
 591 =================
 592 */
 593 void VM_localcmd (void)
 594 {
 595         char string[VM_STRINGTEMP_LENGTH];
 596         VM_SAFEPARMCOUNTRANGE(1, 8, VM_localcmd);
 597         VM_VarString(0, string, sizeof(string));
 598         Cbuf_AddText(string);
 599 }
 600
 601 static qboolean PRVM_Cvar_ReadOk(const char *string)
 602 {
 603         cvar_t *cvar;
 604         cvar = Cvar_FindVar(string);
 605         return ((cvar) && ((cvar->flags & CVAR_PRIVATE) == 0));
 606 }
 607
 608 /*
 609 =================
 610 VM_cvar
 611
 612 float cvar (string)
 613 =================
 614 */
 615 void VM_cvar (void)
 616 {
 617         char string[VM_STRINGTEMP_LENGTH];
 618         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
 619         VM_VarString(0, string, sizeof(string));
 620         VM_CheckEmptyString(string);
 621         PRVM_G_FLOAT(OFS_RETURN) = PRVM_Cvar_ReadOk(string) ? Cvar_VariableValue(string) : 0;
 622 }
 623
 624 /*
 625 =================
 626 VM_cvar
 627
 628 float cvar_type (string)
 629 float CVAR_TYPEFLAG_EXISTS = 1;
 630 float CVAR_TYPEFLAG_SAVED = 2;
 631 float CVAR_TYPEFLAG_PRIVATE = 4;
 632 float CVAR_TYPEFLAG_ENGINE = 8;
 633 float CVAR_TYPEFLAG_HASDESCRIPTION = 16;
 634 float CVAR_TYPEFLAG_READONLY = 32;
 635 =================
 636 */
 637 void VM_cvar_type (void)
 638 {
 639         char string[VM_STRINGTEMP_LENGTH];
 640         cvar_t *cvar;
 641         int ret;
 642
 643         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar);
 644         VM_VarString(0, string, sizeof(string));
 645         VM_CheckEmptyString(string);
 646         cvar = Cvar_FindVar(string);
 647
 648
 649         if(!cvar)
 650         {
 651                 PRVM_G_FLOAT(OFS_RETURN) = 0;
 652                 return; // CVAR_TYPE_NONE
 653         }
 654
 655         ret = 1; // CVAR_EXISTS
 656         if(cvar->flags & CVAR_SAVE)
 657                 ret |= 2; // CVAR_TYPE_SAVED
 658         if(cvar->flags & CVAR_PRIVATE)
 659                 ret |= 4; // CVAR_TYPE_PRIVATE
 660         if(!(cvar->flags & CVAR_ALLOCATED))
 661                 ret |= 8; // CVAR_TYPE_ENGINE
 662         if(cvar->description != cvar_dummy_description)
 663                 ret |= 16; // CVAR_TYPE_HASDESCRIPTION
 664         if(cvar->flags & CVAR_READONLY)
 665                 ret |= 32; // CVAR_TYPE_READONLY
 666
 667         PRVM_G_FLOAT(OFS_RETURN) = ret;
 668 }
 669
 670 /*
 671 =================
 672 VM_cvar_string
 673
 674 const string    VM_cvar_string (string, ...)
 675 =================
 676 */
 677 void VM_cvar_string(void)
 678 {
 679         char string[VM_STRINGTEMP_LENGTH];
 680         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_string);
 681         VM_VarString(0, string, sizeof(string));
 682         VM_CheckEmptyString(string);
 683         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_Cvar_ReadOk(string) ? Cvar_VariableString(string) : "");
 684 }
 685
 686
 687 /*
 688 ========================
 689 VM_cvar_defstring
 690
 691 const string    VM_cvar_defstring (string, ...)
 692 ========================
 693 */
 694 void VM_cvar_defstring (void)
 695 {
 696         char string[VM_STRINGTEMP_LENGTH];
 697         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_defstring);
 698         VM_VarString(0, string, sizeof(string));
 699         VM_CheckEmptyString(string);
 700         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDefString(string));
 701 }
 702
 703 /*
 704 ========================
 705 VM_cvar_defstring
 706
 707 const string    VM_cvar_description (string, ...)
 708 ========================
 709 */
 710 void VM_cvar_description (void)
 711 {
 712         char string[VM_STRINGTEMP_LENGTH];
 713         VM_SAFEPARMCOUNTRANGE(1,8,VM_cvar_description);
 714         VM_VarString(0, string, sizeof(string));
 715         VM_CheckEmptyString(string);
 716         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Cvar_VariableDescription(string));
 717 }
 718 /*
 719 =================
 720 VM_cvar_set
 721
 722 void cvar_set (string,string, ...)
 723 =================
 724 */
 725 void VM_cvar_set (void)
 726 {
 727         const char *name;
 728         char string[VM_STRINGTEMP_LENGTH];
 729         VM_SAFEPARMCOUNTRANGE(2,8,VM_cvar_set);
 730         VM_VarString(1, string, sizeof(string));
 731         name = PRVM_G_STRING(OFS_PARM0);
 732         VM_CheckEmptyString(name);
 733         Cvar_Set(name, string);
 734 }
 735
 736 /*
 737 =========
 738 VM_dprint
 739
 740 dprint(...[string])
 741 =========
 742 */
 743 void VM_dprint (void)
 744 {
 745         char string[VM_STRINGTEMP_LENGTH];
 746         VM_SAFEPARMCOUNTRANGE(1, 8, VM_dprint);
 747         VM_VarString(0, string, sizeof(string));
 748 #if 1
 749         Con_DPrintf("%s", string);
 750 #else
 751         Con_DPrintf("%s: %s", PRVM_NAME, string);
 752 #endif
 753 }
 754
 755 /*
 756 =========
 757 VM_ftos
 758
 759 string  ftos(float)
 760 =========
 761 */
 762
 763 void VM_ftos (void)
 764 {
 765         float v;
 766         char s[128];
 767
 768         VM_SAFEPARMCOUNT(1, VM_ftos);
 769
 770         v = PRVM_G_FLOAT(OFS_PARM0);
 771
 772         if ((float)((int)v) == v)
 773                 dpsnprintf(s, sizeof(s), "%i", (int)v);
 774         else
 775                 dpsnprintf(s, sizeof(s), "%f", v);
 776         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 777 }
 778
 779 /*
 780 =========
 781 VM_fabs
 782
 783 float   fabs(float)
 784 =========
 785 */
 786
 787 void VM_fabs (void)
 788 {
 789         float   v;
 790
 791         VM_SAFEPARMCOUNT(1,VM_fabs);
 792
 793         v = PRVM_G_FLOAT(OFS_PARM0);
 794         PRVM_G_FLOAT(OFS_RETURN) = fabs(v);
 795 }
 796
 797 /*
 798 =========
 799 VM_vtos
 800
 801 string  vtos(vector)
 802 =========
 803 */
 804
 805 void VM_vtos (void)
 806 {
 807         char s[512];
 808
 809         VM_SAFEPARMCOUNT(1,VM_vtos);
 810
 811         dpsnprintf (s, sizeof(s), "'%5.1f %5.1f %5.1f'", PRVM_G_VECTOR(OFS_PARM0)[0], PRVM_G_VECTOR(OFS_PARM0)[1], PRVM_G_VECTOR(OFS_PARM0)[2]);
 812         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 813 }
 814
 815 /*
 816 =========
 817 VM_etos
 818
 819 string  etos(entity)
 820 =========
 821 */
 822
 823 void VM_etos (void)
 824 {
 825         char s[128];
 826
 827         VM_SAFEPARMCOUNT(1, VM_etos);
 828
 829         dpsnprintf (s, sizeof(s), "entity %i", PRVM_G_EDICTNUM(OFS_PARM0));
 830         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
 831 }
 832
 833 /*
 834 =========
 835 VM_stof
 836
 837 float stof(...[string])
 838 =========
 839 */
 840 void VM_stof(void)
 841 {
 842         char string[VM_STRINGTEMP_LENGTH];
 843         VM_SAFEPARMCOUNTRANGE(1, 8, VM_stof);
 844         VM_VarString(0, string, sizeof(string));
 845         PRVM_G_FLOAT(OFS_RETURN) = atof(string);
 846 }
 847
 848 /*
 849 ========================
 850 VM_itof
 851
 852 float itof(intt ent)
 853 ========================
 854 */
 855 void VM_itof(void)
 856 {
 857         VM_SAFEPARMCOUNT(1, VM_itof);
 858         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
 859 }
 860
 861 /*
 862 ========================
 863 VM_ftoe
 864
 865 entity ftoe(float num)
 866 ========================
 867 */
 868 void VM_ftoe(void)
 869 {
 870         int ent;
 871         VM_SAFEPARMCOUNT(1, VM_ftoe);
 872
 873         ent = (int)PRVM_G_FLOAT(OFS_PARM0);
 874         if (ent < 0 || ent >= MAX_EDICTS || PRVM_PROG_TO_EDICT(ent)->priv.required->free)
 875                 ent = 0; // return world instead of a free or invalid entity
 876
 877         PRVM_G_INT(OFS_RETURN) = ent;
 878 }
 879
 880 /*
 881 ========================
 882 VM_etof
 883
 884 float etof(entity ent)
 885 ========================
 886 */
 887 void VM_etof(void)
 888 {
 889         VM_SAFEPARMCOUNT(1, VM_etof);
 890         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_EDICTNUM(OFS_PARM0);
 891 }
 892
 893 /*
 894 =========
 895 VM_strftime
 896
 897 string strftime(float uselocaltime, string[, string ...])
 898 =========
 899 */
 900 void VM_strftime(void)
 901 {
 902         time_t t;
 903 #if _MSC_VER >= 1400
 904         struct tm tm;
 905         int tmresult;
 906 #else
 907         struct tm *tm;
 908 #endif
 909         char fmt[VM_STRINGTEMP_LENGTH];
 910         char result[VM_STRINGTEMP_LENGTH];
 911         VM_SAFEPARMCOUNTRANGE(2, 8, VM_strftime);
 912         VM_VarString(1, fmt, sizeof(fmt));
 913         t = time(NULL);
 914 #if _MSC_VER >= 1400
 915         if (PRVM_G_FLOAT(OFS_PARM0))
 916                 tmresult = localtime_s(&tm, &t);
 917         else
 918                 tmresult = gmtime_s(&tm, &t);
 919         if (!tmresult)
 920 #else
 921         if (PRVM_G_FLOAT(OFS_PARM0))
 922                 tm = localtime(&t);
 923         else
 924                 tm = gmtime(&t);
 925         if (!tm)
 926 #endif
 927         {
 928                 PRVM_G_INT(OFS_RETURN) = 0;
 929                 return;
 930         }
 931 #if _MSC_VER >= 1400
 932         strftime(result, sizeof(result), fmt, &tm);
 933 #else
 934         strftime(result, sizeof(result), fmt, tm);
 935 #endif
 936         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(result);
 937 }
 938
 939 /*
 940 =========
 941 VM_spawn
 942
 943 entity spawn()
 944 =========
 945 */
 946
 947 void VM_spawn (void)
 948 {
 949         prvm_edict_t    *ed;
 950         VM_SAFEPARMCOUNT(0, VM_spawn);
 951         prog->xfunction->builtinsprofile += 20;
 952         ed = PRVM_ED_Alloc();
 953         VM_RETURN_EDICT(ed);
 954 }
 955
 956 /*
 957 =========
 958 VM_remove
 959
 960 remove(entity e)
 961 =========
 962 */
 963
 964 void VM_remove (void)
 965 {
 966         prvm_edict_t    *ed;
 967         prog->xfunction->builtinsprofile += 20;
 968
 969         VM_SAFEPARMCOUNT(1, VM_remove);
 970
 971         ed = PRVM_G_EDICT(OFS_PARM0);
 972         if( PRVM_NUM_FOR_EDICT(ed) <= prog->reserved_edicts )
 973         {
 974                 if (developer.integer)
 975                         VM_Warning( "VM_remove: tried to remove the null entity or a reserved entity!\n" );
 976         }
 977         else if( ed->priv.required->free )
 978         {
 979                 if (developer.integer)
 980                         VM_Warning( "VM_remove: tried to remove an already freed entity!\n" );
 981         }
 982         else
 983                 PRVM_ED_Free (ed);
 984 }
 985
 986 /*
 987 =========
 988 VM_find
 989
 990 entity  find(entity start, .string field, string match)
 991 =========
 992 */
 993
 994 void VM_find (void)
 995 {
 996         int             e;
 997         int             f;
 998         const char      *s, *t;
 999         prvm_edict_t    *ed;
1000
1001         VM_SAFEPARMCOUNT(3,VM_find);
1002
1003         e = PRVM_G_EDICTNUM(OFS_PARM0);
1004         f = PRVM_G_INT(OFS_PARM1);
1005         s = PRVM_G_STRING(OFS_PARM2);
1006
1007         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1008         // expects it to find all the monsters, so we must be careful to support
1009         // searching for ""
1010
1011         for (e++ ; e < prog->num_edicts ; e++)
1012         {
1013                 prog->xfunction->builtinsprofile++;
1014                 ed = PRVM_EDICT_NUM(e);
1015                 if (ed->priv.required->free)
1016                         continue;
1017                 t = PRVM_E_STRING(ed,f);
1018                 if (!t)
1019                         t = "";
1020                 if (!strcmp(t,s))
1021                 {
1022                         VM_RETURN_EDICT(ed);
1023                         return;
1024                 }
1025         }
1026
1027         VM_RETURN_EDICT(prog->edicts);
1028 }
1029
1030 /*
1031 =========
1032 VM_findfloat
1033
1034   entity        findfloat(entity start, .float field, float match)
1035   entity        findentity(entity start, .entity field, entity match)
1036 =========
1037 */
1038 // LordHavoc: added this for searching float, int, and entity reference fields
1039 void VM_findfloat (void)
1040 {
1041         int             e;
1042         int             f;
1043         float   s;
1044         prvm_edict_t    *ed;
1045
1046         VM_SAFEPARMCOUNT(3,VM_findfloat);
1047
1048         e = PRVM_G_EDICTNUM(OFS_PARM0);
1049         f = PRVM_G_INT(OFS_PARM1);
1050         s = PRVM_G_FLOAT(OFS_PARM2);
1051
1052         for (e++ ; e < prog->num_edicts ; e++)
1053         {
1054                 prog->xfunction->builtinsprofile++;
1055                 ed = PRVM_EDICT_NUM(e);
1056                 if (ed->priv.required->free)
1057                         continue;
1058                 if (PRVM_E_FLOAT(ed,f) == s)
1059                 {
1060                         VM_RETURN_EDICT(ed);
1061                         return;
1062                 }
1063         }
1064
1065         VM_RETURN_EDICT(prog->edicts);
1066 }
1067
1068 /*
1069 =========
1070 VM_findchain
1071
1072 entity  findchain(.string field, string match)
1073 =========
1074 */
1075 // chained search for strings in entity fields
1076 // entity(.string field, string match) findchain = #402;
1077 void VM_findchain (void)
1078 {
1079         int             i;
1080         int             f;
1081         const char      *s, *t;
1082         prvm_edict_t    *ent, *chain;
1083         int chainfield;
1084
1085         VM_SAFEPARMCOUNTRANGE(2,3,VM_findchain);
1086
1087         if(prog->argc == 3)
1088                 chainfield = PRVM_G_INT(OFS_PARM2);
1089         else
1090                 chainfield = prog->fieldoffsets.chain;
1091         if (chainfield < 0)
1092                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1093
1094         chain = prog->edicts;
1095
1096         f = PRVM_G_INT(OFS_PARM0);
1097         s = PRVM_G_STRING(OFS_PARM1);
1098
1099         // LordHavoc: apparently BloodMage does a find(world, weaponmodel, "") and
1100         // expects it to find all the monsters, so we must be careful to support
1101         // searching for ""
1102
1103         ent = PRVM_NEXT_EDICT(prog->edicts);
1104         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1105         {
1106                 prog->xfunction->builtinsprofile++;
1107                 if (ent->priv.required->free)
1108                         continue;
1109                 t = PRVM_E_STRING(ent,f);
1110                 if (!t)
1111                         t = "";
1112                 if (strcmp(t,s))
1113                         continue;
1114
1115                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_NUM_FOR_EDICT(chain);
1116                 chain = ent;
1117         }
1118
1119         VM_RETURN_EDICT(chain);
1120 }
1121
1122 /*
1123 =========
1124 VM_findchainfloat
1125
1126 entity  findchainfloat(.string field, float match)
1127 entity  findchainentity(.string field, entity match)
1128 =========
1129 */
1130 // LordHavoc: chained search for float, int, and entity reference fields
1131 // entity(.string field, float match) findchainfloat = #403;
1132 void VM_findchainfloat (void)
1133 {
1134         int             i;
1135         int             f;
1136         float   s;
1137         prvm_edict_t    *ent, *chain;
1138         int chainfield;
1139
1140         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainfloat);
1141
1142         if(prog->argc == 3)
1143                 chainfield = PRVM_G_INT(OFS_PARM2);
1144         else
1145                 chainfield = prog->fieldoffsets.chain;
1146         if (chainfield < 0)
1147                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1148
1149         chain = (prvm_edict_t *)prog->edicts;
1150
1151         f = PRVM_G_INT(OFS_PARM0);
1152         s = PRVM_G_FLOAT(OFS_PARM1);
1153
1154         ent = PRVM_NEXT_EDICT(prog->edicts);
1155         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1156         {
1157                 prog->xfunction->builtinsprofile++;
1158                 if (ent->priv.required->free)
1159                         continue;
1160                 if (PRVM_E_FLOAT(ent,f) != s)
1161                         continue;
1162
1163                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1164                 chain = ent;
1165         }
1166
1167         VM_RETURN_EDICT(chain);
1168 }
1169
1170 /*
1171 ========================
1172 VM_findflags
1173
1174 entity  findflags(entity start, .float field, float match)
1175 ========================
1176 */
1177 // LordHavoc: search for flags in float fields
1178 void VM_findflags (void)
1179 {
1180         int             e;
1181         int             f;
1182         int             s;
1183         prvm_edict_t    *ed;
1184
1185         VM_SAFEPARMCOUNT(3, VM_findflags);
1186
1187
1188         e = PRVM_G_EDICTNUM(OFS_PARM0);
1189         f = PRVM_G_INT(OFS_PARM1);
1190         s = (int)PRVM_G_FLOAT(OFS_PARM2);
1191
1192         for (e++ ; e < prog->num_edicts ; e++)
1193         {
1194                 prog->xfunction->builtinsprofile++;
1195                 ed = PRVM_EDICT_NUM(e);
1196                 if (ed->priv.required->free)
1197                         continue;
1198                 if (!PRVM_E_FLOAT(ed,f))
1199                         continue;
1200                 if ((int)PRVM_E_FLOAT(ed,f) & s)
1201                 {
1202                         VM_RETURN_EDICT(ed);
1203                         return;
1204                 }
1205         }
1206
1207         VM_RETURN_EDICT(prog->edicts);
1208 }
1209
1210 /*
1211 ========================
1212 VM_findchainflags
1213
1214 entity  findchainflags(.float field, float match)
1215 ========================
1216 */
1217 // LordHavoc: chained search for flags in float fields
1218 void VM_findchainflags (void)
1219 {
1220         int             i;
1221         int             f;
1222         int             s;
1223         prvm_edict_t    *ent, *chain;
1224         int chainfield;
1225
1226         VM_SAFEPARMCOUNTRANGE(2, 3, VM_findchainflags);
1227
1228         if(prog->argc == 3)
1229                 chainfield = PRVM_G_INT(OFS_PARM2);
1230         else
1231                 chainfield = prog->fieldoffsets.chain;
1232         if (chainfield < 0)
1233                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
1234
1235         chain = (prvm_edict_t *)prog->edicts;
1236
1237         f = PRVM_G_INT(OFS_PARM0);
1238         s = (int)PRVM_G_FLOAT(OFS_PARM1);
1239
1240         ent = PRVM_NEXT_EDICT(prog->edicts);
1241         for (i = 1;i < prog->num_edicts;i++, ent = PRVM_NEXT_EDICT(ent))
1242         {
1243                 prog->xfunction->builtinsprofile++;
1244                 if (ent->priv.required->free)
1245                         continue;
1246                 if (!PRVM_E_FLOAT(ent,f))
1247                         continue;
1248                 if (!((int)PRVM_E_FLOAT(ent,f) & s))
1249                         continue;
1250
1251                 PRVM_EDICTFIELDVALUE(ent,chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
1252                 chain = ent;
1253         }
1254
1255         VM_RETURN_EDICT(chain);
1256 }
1257
1258 /*
1259 =========
1260 VM_precache_sound
1261
1262 string  precache_sound (string sample)
1263 =========
1264 */
1265 void VM_precache_sound (void)
1266 {
1267         const char *s;
1268
1269         VM_SAFEPARMCOUNT(1, VM_precache_sound);
1270
1271         s = PRVM_G_STRING(OFS_PARM0);
1272         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1273         //VM_CheckEmptyString(s);
1274
1275         if(snd_initialized.integer && !S_PrecacheSound(s, true, true))
1276         {
1277                 VM_Warning("VM_precache_sound: Failed to load %s for %s\n", s, PRVM_NAME);
1278                 return;
1279         }
1280 }
1281
1282 /*
1283 =================
1284 VM_precache_file
1285
1286 returns the same string as output
1287
1288 does nothing, only used by qcc to build .pak archives
1289 =================
1290 */
1291 void VM_precache_file (void)
1292 {
1293         VM_SAFEPARMCOUNT(1,VM_precache_file);
1294         // precache_file is only used to copy files with qcc, it does nothing
1295         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
1296 }
1297
1298 /*
1299 =========
1300 VM_coredump
1301
1302 coredump()
1303 =========
1304 */
1305 void VM_coredump (void)
1306 {
1307         VM_SAFEPARMCOUNT(0,VM_coredump);
1308
1309         Cbuf_AddText("prvm_edicts ");
1310         Cbuf_AddText(PRVM_NAME);
1311         Cbuf_AddText("\n");
1312 }
1313
1314 /*
1315 =========
1316 VM_stackdump
1317
1318 stackdump()
1319 =========
1320 */
1321 void PRVM_StackTrace(void);
1322 void VM_stackdump (void)
1323 {
1324         VM_SAFEPARMCOUNT(0, VM_stackdump);
1325
1326         PRVM_StackTrace();
1327 }
1328
1329 /*
1330 =========
1331 VM_crash
1332
1333 crash()
1334 =========
1335 */
1336
1337 void VM_crash(void)
1338 {
1339         VM_SAFEPARMCOUNT(0, VM_crash);
1340
1341         PRVM_ERROR("Crash called by %s",PRVM_NAME);
1342 }
1343
1344 /*
1345 =========
1346 VM_traceon
1347
1348 traceon()
1349 =========
1350 */
1351 void VM_traceon (void)
1352 {
1353         VM_SAFEPARMCOUNT(0,VM_traceon);
1354
1355         prog->trace = true;
1356 }
1357
1358 /*
1359 =========
1360 VM_traceoff
1361
1362 traceoff()
1363 =========
1364 */
1365 void VM_traceoff (void)
1366 {
1367         VM_SAFEPARMCOUNT(0,VM_traceoff);
1368
1369         prog->trace = false;
1370 }
1371
1372 /*
1373 =========
1374 VM_eprint
1375
1376 eprint(entity e)
1377 =========
1378 */
1379 void VM_eprint (void)
1380 {
1381         VM_SAFEPARMCOUNT(1,VM_eprint);
1382
1383         PRVM_ED_PrintNum (PRVM_G_EDICTNUM(OFS_PARM0), NULL);
1384 }
1385
1386 /*
1387 =========
1388 VM_rint
1389
1390 float   rint(float)
1391 =========
1392 */
1393 void VM_rint (void)
1394 {
1395         float f;
1396         VM_SAFEPARMCOUNT(1,VM_rint);
1397
1398         f = PRVM_G_FLOAT(OFS_PARM0);
1399         if (f > 0)
1400                 PRVM_G_FLOAT(OFS_RETURN) = floor(f + 0.5);
1401         else
1402                 PRVM_G_FLOAT(OFS_RETURN) = ceil(f - 0.5);
1403 }
1404
1405 /*
1406 =========
1407 VM_floor
1408
1409 float   floor(float)
1410 =========
1411 */
1412 void VM_floor (void)
1413 {
1414         VM_SAFEPARMCOUNT(1,VM_floor);
1415
1416         PRVM_G_FLOAT(OFS_RETURN) = floor(PRVM_G_FLOAT(OFS_PARM0));
1417 }
1418
1419 /*
1420 =========
1421 VM_ceil
1422
1423 float   ceil(float)
1424 =========
1425 */
1426 void VM_ceil (void)
1427 {
1428         VM_SAFEPARMCOUNT(1,VM_ceil);
1429
1430         PRVM_G_FLOAT(OFS_RETURN) = ceil(PRVM_G_FLOAT(OFS_PARM0));
1431 }
1432
1433
1434 /*
1435 =============
1436 VM_nextent
1437
1438 entity  nextent(entity)
1439 =============
1440 */
1441 void VM_nextent (void)
1442 {
1443         int             i;
1444         prvm_edict_t    *ent;
1445
1446         VM_SAFEPARMCOUNT(1, VM_nextent);
1447
1448         i = PRVM_G_EDICTNUM(OFS_PARM0);
1449         while (1)
1450         {
1451                 prog->xfunction->builtinsprofile++;
1452                 i++;
1453                 if (i == prog->num_edicts)
1454                 {
1455                         VM_RETURN_EDICT(prog->edicts);
1456                         return;
1457                 }
1458                 ent = PRVM_EDICT_NUM(i);
1459                 if (!ent->priv.required->free)
1460                 {
1461                         VM_RETURN_EDICT(ent);
1462                         return;
1463                 }
1464         }
1465 }
1466
1467 //=============================================================================
1468
1469 /*
1470 ==============
1471 VM_changelevel
1472 server and menu
1473
1474 changelevel(string map)
1475 ==============
1476 */
1477 void VM_changelevel (void)
1478 {
1479         VM_SAFEPARMCOUNT(1, VM_changelevel);
1480
1481         if(!sv.active)
1482         {
1483                 VM_Warning("VM_changelevel: game is not server (%s)\n", PRVM_NAME);
1484                 return;
1485         }
1486
1487 // make sure we don't issue two changelevels
1488         if (svs.changelevel_issued)
1489                 return;
1490         svs.changelevel_issued = true;
1491
1492         Cbuf_AddText (va("changelevel %s\n",PRVM_G_STRING(OFS_PARM0)));
1493 }
1494
1495 /*
1496 =========
1497 VM_sin
1498
1499 float   sin(float)
1500 =========
1501 */
1502 void VM_sin (void)
1503 {
1504         VM_SAFEPARMCOUNT(1,VM_sin);
1505         PRVM_G_FLOAT(OFS_RETURN) = sin(PRVM_G_FLOAT(OFS_PARM0));
1506 }
1507
1508 /*
1509 =========
1510 VM_cos
1511 float   cos(float)
1512 =========
1513 */
1514 void VM_cos (void)
1515 {
1516         VM_SAFEPARMCOUNT(1,VM_cos);
1517         PRVM_G_FLOAT(OFS_RETURN) = cos(PRVM_G_FLOAT(OFS_PARM0));
1518 }
1519
1520 /*
1521 =========
1522 VM_sqrt
1523
1524 float   sqrt(float)
1525 =========
1526 */
1527 void VM_sqrt (void)
1528 {
1529         VM_SAFEPARMCOUNT(1,VM_sqrt);
1530         PRVM_G_FLOAT(OFS_RETURN) = sqrt(PRVM_G_FLOAT(OFS_PARM0));
1531 }
1532
1533 /*
1534 =========
1535 VM_asin
1536
1537 float   asin(float)
1538 =========
1539 */
1540 void VM_asin (void)
1541 {
1542         VM_SAFEPARMCOUNT(1,VM_asin);
1543         PRVM_G_FLOAT(OFS_RETURN) = asin(PRVM_G_FLOAT(OFS_PARM0));
1544 }
1545
1546 /*
1547 =========
1548 VM_acos
1549 float   acos(float)
1550 =========
1551 */
1552 void VM_acos (void)
1553 {
1554         VM_SAFEPARMCOUNT(1,VM_acos);
1555         PRVM_G_FLOAT(OFS_RETURN) = acos(PRVM_G_FLOAT(OFS_PARM0));
1556 }
1557
1558 /*
1559 =========
1560 VM_atan
1561 float   atan(float)
1562 =========
1563 */
1564 void VM_atan (void)
1565 {
1566         VM_SAFEPARMCOUNT(1,VM_atan);
1567         PRVM_G_FLOAT(OFS_RETURN) = atan(PRVM_G_FLOAT(OFS_PARM0));
1568 }
1569
1570 /*
1571 =========
1572 VM_atan2
1573 float   atan2(float,float)
1574 =========
1575 */
1576 void VM_atan2 (void)
1577 {
1578         VM_SAFEPARMCOUNT(2,VM_atan2);
1579         PRVM_G_FLOAT(OFS_RETURN) = atan2(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1580 }
1581
1582 /*
1583 =========
1584 VM_tan
1585 float   tan(float)
1586 =========
1587 */
1588 void VM_tan (void)
1589 {
1590         VM_SAFEPARMCOUNT(1,VM_tan);
1591         PRVM_G_FLOAT(OFS_RETURN) = tan(PRVM_G_FLOAT(OFS_PARM0));
1592 }
1593
1594 /*
1595 =================
1596 VM_randomvec
1597
1598 Returns a vector of length < 1 and > 0
1599
1600 vector randomvec()
1601 =================
1602 */
1603 void VM_randomvec (void)
1604 {
1605         vec3_t          temp;
1606         //float         length;
1607
1608         VM_SAFEPARMCOUNT(0, VM_randomvec);
1609
1610         //// WTF ??
1611         do
1612         {
1613                 temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1614                 temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1615                 temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1616         }
1617         while (DotProduct(temp, temp) >= 1);
1618         VectorCopy (temp, PRVM_G_VECTOR(OFS_RETURN));
1619
1620         /*
1621         temp[0] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1622         temp[1] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1623         temp[2] = (rand()&32767) * (2.0 / 32767.0) - 1.0;
1624         // length returned always > 0
1625         length = (rand()&32766 + 1) * (1.0 / 32767.0) / VectorLength(temp);
1626         VectorScale(temp,length, temp);*/
1627         //VectorCopy(temp, PRVM_G_VECTOR(OFS_RETURN));
1628 }
1629
1630 //=============================================================================
1631
1632 /*
1633 =========
1634 VM_registercvar
1635
1636 float   registercvar (string name, string value[, float flags])
1637 =========
1638 */
1639 void VM_registercvar (void)
1640 {
1641         const char *name, *value;
1642         int     flags;
1643
1644         VM_SAFEPARMCOUNTRANGE(2, 3, VM_registercvar);
1645
1646         name = PRVM_G_STRING(OFS_PARM0);
1647         value = PRVM_G_STRING(OFS_PARM1);
1648         flags = prog->argc >= 3 ? (int)PRVM_G_FLOAT(OFS_PARM2) : 0;
1649         PRVM_G_FLOAT(OFS_RETURN) = 0;
1650
1651         if(flags > CVAR_MAXFLAGSVAL)
1652                 return;
1653
1654 // first check to see if it has already been defined
1655         if (Cvar_FindVar (name))
1656                 return;
1657
1658 // check for overlap with a command
1659         if (Cmd_Exists (name))
1660         {
1661                 VM_Warning("VM_registercvar: %s is a command\n", name);
1662                 return;
1663         }
1664
1665         Cvar_Get(name, value, flags, NULL);
1666
1667         PRVM_G_FLOAT(OFS_RETURN) = 1; // success
1668 }
1669
1670
1671 /*
1672 =================
1673 VM_min
1674
1675 returns the minimum of two supplied floats
1676
1677 float min(float a, float b, ...[float])
1678 =================
1679 */
1680 void VM_min (void)
1681 {
1682         VM_SAFEPARMCOUNTRANGE(2, 8, VM_min);
1683         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1684         if (prog->argc >= 3)
1685         {
1686                 int i;
1687                 float f = PRVM_G_FLOAT(OFS_PARM0);
1688                 for (i = 1;i < prog->argc;i++)
1689                         if (f > PRVM_G_FLOAT((OFS_PARM0+i*3)))
1690                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1691                 PRVM_G_FLOAT(OFS_RETURN) = f;
1692         }
1693         else
1694                 PRVM_G_FLOAT(OFS_RETURN) = min(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1695 }
1696
1697 /*
1698 =================
1699 VM_max
1700
1701 returns the maximum of two supplied floats
1702
1703 float   max(float a, float b, ...[float])
1704 =================
1705 */
1706 void VM_max (void)
1707 {
1708         VM_SAFEPARMCOUNTRANGE(2, 8, VM_max);
1709         // LordHavoc: 3+ argument enhancement suggested by FrikaC
1710         if (prog->argc >= 3)
1711         {
1712                 int i;
1713                 float f = PRVM_G_FLOAT(OFS_PARM0);
1714                 for (i = 1;i < prog->argc;i++)
1715                         if (f < PRVM_G_FLOAT((OFS_PARM0+i*3)))
1716                                 f = PRVM_G_FLOAT((OFS_PARM0+i*3));
1717                 PRVM_G_FLOAT(OFS_RETURN) = f;
1718         }
1719         else
1720                 PRVM_G_FLOAT(OFS_RETURN) = max(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1721 }
1722
1723 /*
1724 =================
1725 VM_bound
1726
1727 returns number bounded by supplied range
1728
1729 float   bound(float min, float value, float max)
1730 =================
1731 */
1732 void VM_bound (void)
1733 {
1734         VM_SAFEPARMCOUNT(3,VM_bound);
1735         PRVM_G_FLOAT(OFS_RETURN) = bound(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1), PRVM_G_FLOAT(OFS_PARM2));
1736 }
1737
1738 /*
1739 =================
1740 VM_pow
1741
1742 returns a raised to power b
1743
1744 float   pow(float a, float b)
1745 =================
1746 */
1747 void VM_pow (void)
1748 {
1749         VM_SAFEPARMCOUNT(2,VM_pow);
1750         PRVM_G_FLOAT(OFS_RETURN) = pow(PRVM_G_FLOAT(OFS_PARM0), PRVM_G_FLOAT(OFS_PARM1));
1751 }
1752
1753 void VM_log (void)
1754 {
1755         VM_SAFEPARMCOUNT(1,VM_log);
1756         PRVM_G_FLOAT(OFS_RETURN) = log(PRVM_G_FLOAT(OFS_PARM0));
1757 }
1758
1759 void VM_Files_Init(void)
1760 {
1761         int i;
1762         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1763                 prog->openfiles[i] = NULL;
1764 }
1765
1766 void VM_Files_CloseAll(void)
1767 {
1768         int i;
1769         for (i = 0;i < PRVM_MAX_OPENFILES;i++)
1770         {
1771                 if (prog->openfiles[i])
1772                         FS_Close(prog->openfiles[i]);
1773                 prog->openfiles[i] = NULL;
1774         }
1775 }
1776
1777 static qfile_t *VM_GetFileHandle( int index )
1778 {
1779         if (index < 0 || index >= PRVM_MAX_OPENFILES)
1780         {
1781                 Con_Printf("VM_GetFileHandle: invalid file handle %i used in %s\n", index, PRVM_NAME);
1782                 return NULL;
1783         }
1784         if (prog->openfiles[index] == NULL)
1785         {
1786                 Con_Printf("VM_GetFileHandle: no such file handle %i (or file has been closed) in %s\n", index, PRVM_NAME);
1787                 return NULL;
1788         }
1789         return prog->openfiles[index];
1790 }
1791
1792 /*
1793 =========
1794 VM_fopen
1795
1796 float   fopen(string filename, float mode)
1797 =========
1798 */
1799 // float(string filename, float mode) fopen = #110;
1800 // opens a file inside quake/gamedir/data/ (mode is FILE_READ, FILE_APPEND, or FILE_WRITE),
1801 // returns fhandle >= 0 if successful, or fhandle < 0 if unable to open file for any reason
1802 void VM_fopen(void)
1803 {
1804         int filenum, mode;
1805         const char *modestring, *filename;
1806
1807         VM_SAFEPARMCOUNT(2,VM_fopen);
1808
1809         for (filenum = 0;filenum < PRVM_MAX_OPENFILES;filenum++)
1810                 if (prog->openfiles[filenum] == NULL)
1811                         break;
1812         if (filenum >= PRVM_MAX_OPENFILES)
1813         {
1814                 PRVM_G_FLOAT(OFS_RETURN) = -2;
1815                 VM_Warning("VM_fopen: %s ran out of file handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENFILES);
1816                 return;
1817         }
1818         filename = PRVM_G_STRING(OFS_PARM0);
1819         mode = (int)PRVM_G_FLOAT(OFS_PARM1);
1820         switch(mode)
1821         {
1822         case 0: // FILE_READ
1823                 modestring = "rb";
1824                 prog->openfiles[filenum] = FS_OpenVirtualFile(va("data/%s", filename), false);
1825                 if (prog->openfiles[filenum] == NULL)
1826                         prog->openfiles[filenum] = FS_OpenVirtualFile(va("%s", filename), false);
1827                 break;
1828         case 1: // FILE_APPEND
1829                 modestring = "a";
1830                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1831                 break;
1832         case 2: // FILE_WRITE
1833                 modestring = "w";
1834                 prog->openfiles[filenum] = FS_OpenRealFile(va("data/%s", filename), modestring, false);
1835                 break;
1836         default:
1837                 PRVM_G_FLOAT(OFS_RETURN) = -3;
1838                 VM_Warning("VM_fopen: %s: no such mode %i (valid: 0 = read, 1 = append, 2 = write)\n", PRVM_NAME, mode);
1839                 return;
1840         }
1841
1842         if (prog->openfiles[filenum] == NULL)
1843         {
1844                 PRVM_G_FLOAT(OFS_RETURN) = -1;
1845                 if (developer_extra.integer)
1846                         VM_Warning("VM_fopen: %s: %s mode %s failed\n", PRVM_NAME, filename, modestring);
1847         }
1848         else
1849         {
1850                 PRVM_G_FLOAT(OFS_RETURN) = filenum;
1851                 if (developer_extra.integer)
1852                         Con_DPrintf("VM_fopen: %s: %s mode %s opened as #%i\n", PRVM_NAME, filename, modestring, filenum);
1853                 prog->openfiles_origin[filenum] = PRVM_AllocationOrigin();
1854         }
1855 }
1856
1857 /*
1858 =========
1859 VM_fclose
1860
1861 fclose(float fhandle)
1862 =========
1863 */
1864 //void(float fhandle) fclose = #111; // closes a file
1865 void VM_fclose(void)
1866 {
1867         int filenum;
1868
1869         VM_SAFEPARMCOUNT(1,VM_fclose);
1870
1871         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1872         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1873         {
1874                 VM_Warning("VM_fclose: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1875                 return;
1876         }
1877         if (prog->openfiles[filenum] == NULL)
1878         {
1879                 VM_Warning("VM_fclose: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1880                 return;
1881         }
1882         FS_Close(prog->openfiles[filenum]);
1883         prog->openfiles[filenum] = NULL;
1884         if(prog->openfiles_origin[filenum])
1885                 PRVM_Free((char *)prog->openfiles_origin[filenum]);
1886         if (developer_extra.integer)
1887                 Con_DPrintf("VM_fclose: %s: #%i closed\n", PRVM_NAME, filenum);
1888 }
1889
1890 /*
1891 =========
1892 VM_fgets
1893
1894 string  fgets(float fhandle)
1895 =========
1896 */
1897 //string(float fhandle) fgets = #112; // reads a line of text from the file and returns as a tempstring
1898 void VM_fgets(void)
1899 {
1900         int c, end;
1901         char string[VM_STRINGTEMP_LENGTH];
1902         int filenum;
1903
1904         VM_SAFEPARMCOUNT(1,VM_fgets);
1905
1906         // set the return value regardless of any possible errors
1907         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1908
1909         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1910         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1911         {
1912                 VM_Warning("VM_fgets: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1913                 return;
1914         }
1915         if (prog->openfiles[filenum] == NULL)
1916         {
1917                 VM_Warning("VM_fgets: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1918                 return;
1919         }
1920         end = 0;
1921         for (;;)
1922         {
1923                 c = FS_Getc(prog->openfiles[filenum]);
1924                 if (c == '\r' || c == '\n' || c < 0)
1925                         break;
1926                 if (end < VM_STRINGTEMP_LENGTH - 1)
1927                         string[end++] = c;
1928         }
1929         string[end] = 0;
1930         // remove \n following \r
1931         if (c == '\r')
1932         {
1933                 c = FS_Getc(prog->openfiles[filenum]);
1934                 if (c != '\n')
1935                         FS_UnGetc(prog->openfiles[filenum], (unsigned char)c);
1936         }
1937         if (developer_extra.integer)
1938                 Con_DPrintf("fgets: %s: %s\n", PRVM_NAME, string);
1939         if (c >= 0 || end)
1940                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
1941 }
1942
1943 /*
1944 =========
1945 VM_fputs
1946
1947 fputs(float fhandle, string s)
1948 =========
1949 */
1950 //void(float fhandle, string s) fputs = #113; // writes a line of text to the end of the file
1951 void VM_fputs(void)
1952 {
1953         int stringlength;
1954         char string[VM_STRINGTEMP_LENGTH];
1955         int filenum;
1956
1957         VM_SAFEPARMCOUNT(2,VM_fputs);
1958
1959         filenum = (int)PRVM_G_FLOAT(OFS_PARM0);
1960         if (filenum < 0 || filenum >= PRVM_MAX_OPENFILES)
1961         {
1962                 VM_Warning("VM_fputs: invalid file handle %i used in %s\n", filenum, PRVM_NAME);
1963                 return;
1964         }
1965         if (prog->openfiles[filenum] == NULL)
1966         {
1967                 VM_Warning("VM_fputs: no such file handle %i (or file has been closed) in %s\n", filenum, PRVM_NAME);
1968                 return;
1969         }
1970         VM_VarString(1, string, sizeof(string));
1971         if ((stringlength = (int)strlen(string)))
1972                 FS_Write(prog->openfiles[filenum], string, stringlength);
1973         if (developer_extra.integer)
1974                 Con_DPrintf("fputs: %s: %s\n", PRVM_NAME, string);
1975 }
1976
1977 /*
1978 =========
1979 VM_writetofile
1980
1981         writetofile(float fhandle, entity ent)
1982 =========
1983 */
1984 void VM_writetofile(void)
1985 {
1986         prvm_edict_t * ent;
1987         qfile_t *file;
1988
1989         VM_SAFEPARMCOUNT(2, VM_writetofile);
1990
1991         file = VM_GetFileHandle( (int)PRVM_G_FLOAT(OFS_PARM0) );
1992         if( !file )
1993         {
1994                 VM_Warning("VM_writetofile: invalid or closed file handle\n");
1995                 return;
1996         }
1997
1998         ent = PRVM_G_EDICT(OFS_PARM1);
1999         if(ent->priv.required->free)
2000         {
2001                 VM_Warning("VM_writetofile: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2002                 return;
2003         }
2004
2005         PRVM_ED_Write (file, ent);
2006 }
2007
2008 // KrimZon - DP_QC_ENTITYDATA
2009 /*
2010 =========
2011 VM_numentityfields
2012
2013 float() numentityfields
2014 Return the number of entity fields - NOT offsets
2015 =========
2016 */
2017 void VM_numentityfields(void)
2018 {
2019         PRVM_G_FLOAT(OFS_RETURN) = prog->progs->numfielddefs;
2020 }
2021
2022 // KrimZon - DP_QC_ENTITYDATA
2023 /*
2024 =========
2025 VM_entityfieldname
2026
2027 string(float fieldnum) entityfieldname
2028 Return name of the specified field as a string, or empty if the field is invalid (warning)
2029 =========
2030 */
2031 void VM_entityfieldname(void)
2032 {
2033         ddef_t *d;
2034         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2035
2036         if (i < 0 || i >= prog->progs->numfielddefs)
2037         {
2038         VM_Warning("VM_entityfieldname: %s: field index out of bounds\n", PRVM_NAME);
2039         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2040                 return;
2041         }
2042
2043         d = &prog->fielddefs[i];
2044         PRVM_G_INT(OFS_RETURN) = d->s_name; // presuming that s_name points to a string already
2045 }
2046
2047 // KrimZon - DP_QC_ENTITYDATA
2048 /*
2049 =========
2050 VM_entityfieldtype
2051
2052 float(float fieldnum) entityfieldtype
2053 =========
2054 */
2055 void VM_entityfieldtype(void)
2056 {
2057         ddef_t *d;
2058         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2059
2060         if (i < 0 || i >= prog->progs->numfielddefs)
2061         {
2062                 VM_Warning("VM_entityfieldtype: %s: field index out of bounds\n", PRVM_NAME);
2063                 PRVM_G_FLOAT(OFS_RETURN) = -1.0;
2064                 return;
2065         }
2066
2067         d = &prog->fielddefs[i];
2068         PRVM_G_FLOAT(OFS_RETURN) = (float)d->type;
2069 }
2070
2071 // KrimZon - DP_QC_ENTITYDATA
2072 /*
2073 =========
2074 VM_getentityfieldstring
2075
2076 string(float fieldnum, entity ent) getentityfieldstring
2077 =========
2078 */
2079 void VM_getentityfieldstring(void)
2080 {
2081         // put the data into a string
2082         ddef_t *d;
2083         int type, j;
2084         int *v;
2085         prvm_edict_t * ent;
2086         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2087
2088         if (i < 0 || i >= prog->progs->numfielddefs)
2089         {
2090         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2091                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2092                 return;
2093         }
2094
2095         d = &prog->fielddefs[i];
2096
2097         // get the entity
2098         ent = PRVM_G_EDICT(OFS_PARM1);
2099         if(ent->priv.required->free)
2100         {
2101                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2102                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2103                 return;
2104         }
2105         v = (int *)((char *)ent->fields.vp + d->ofs*4);
2106
2107         // if it's 0 or blank, return an empty string
2108         type = d->type & ~DEF_SAVEGLOBAL;
2109         for (j=0 ; j<prvm_type_size[type] ; j++)
2110                 if (v[j])
2111                         break;
2112         if (j == prvm_type_size[type])
2113         {
2114                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2115                 return;
2116         }
2117
2118         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(PRVM_UglyValueString((etype_t)d->type, (prvm_eval_t *)v));
2119 }
2120
2121 // KrimZon - DP_QC_ENTITYDATA
2122 /*
2123 =========
2124 VM_putentityfieldstring
2125
2126 float(float fieldnum, entity ent, string s) putentityfieldstring
2127 =========
2128 */
2129 void VM_putentityfieldstring(void)
2130 {
2131         ddef_t *d;
2132         prvm_edict_t * ent;
2133         int i = (int)PRVM_G_FLOAT(OFS_PARM0);
2134
2135         if (i < 0 || i >= prog->progs->numfielddefs)
2136         {
2137         VM_Warning("VM_entityfielddata: %s: field index out of bounds\n", PRVM_NAME);
2138                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2139                 return;
2140         }
2141
2142         d = &prog->fielddefs[i];
2143
2144         // get the entity
2145         ent = PRVM_G_EDICT(OFS_PARM1);
2146         if(ent->priv.required->free)
2147         {
2148                 VM_Warning("VM_entityfielddata: %s: entity %i is free !\n", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2149                 PRVM_G_FLOAT(OFS_RETURN) = 0.0f;
2150                 return;
2151         }
2152
2153         // parse the string into the value
2154         PRVM_G_FLOAT(OFS_RETURN) = ( PRVM_ED_ParseEpair(ent, d, PRVM_G_STRING(OFS_PARM2), false) ) ? 1.0f : 0.0f;
2155 }
2156
2157 /*
2158 =========
2159 VM_strlen
2160
2161 float   strlen(string s)
2162 =========
2163 */
2164 //float(string s) strlen = #114; // returns how many characters are in a string
2165 void VM_strlen(void)
2166 {
2167         VM_SAFEPARMCOUNT(1,VM_strlen);
2168
2169         //PRVM_G_FLOAT(OFS_RETURN) = strlen(PRVM_G_STRING(OFS_PARM0));
2170         PRVM_G_FLOAT(OFS_RETURN) = u8_strlen(PRVM_G_STRING(OFS_PARM0));
2171 }
2172
2173 // DRESK - Decolorized String
2174 /*
2175 =========
2176 VM_strdecolorize
2177
2178 string  strdecolorize(string s)
2179 =========
2180 */
2181 // string (string s) strdecolorize = #472; // returns the passed in string with color codes stripped
2182 void VM_strdecolorize(void)
2183 {
2184         char szNewString[VM_STRINGTEMP_LENGTH];
2185         const char *szString;
2186
2187         // Prepare Strings
2188         VM_SAFEPARMCOUNT(1,VM_strdecolorize);
2189         szString = PRVM_G_STRING(OFS_PARM0);
2190         COM_StringDecolorize(szString, 0, szNewString, sizeof(szNewString), TRUE);
2191         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2192 }
2193
2194 // DRESK - String Length (not counting color codes)
2195 /*
2196 =========
2197 VM_strlennocol
2198
2199 float   strlennocol(string s)
2200 =========
2201 */
2202 // float(string s) strlennocol = #471; // returns how many characters are in a string not including color codes
2203 // For example, ^2Dresk returns a length of 5
2204 void VM_strlennocol(void)
2205 {
2206         const char *szString;
2207         int nCnt;
2208
2209         VM_SAFEPARMCOUNT(1,VM_strlennocol);
2210
2211         szString = PRVM_G_STRING(OFS_PARM0);
2212
2213         //nCnt = COM_StringLengthNoColors(szString, 0, NULL);
2214         nCnt = u8_COM_StringLengthNoColors(szString, 0, NULL);
2215
2216         PRVM_G_FLOAT(OFS_RETURN) = nCnt;
2217 }
2218
2219 // DRESK - String to Uppercase and Lowercase
2220 /*
2221 =========
2222 VM_strtolower
2223
2224 string  strtolower(string s)
2225 =========
2226 */
2227 // string (string s) strtolower = #480; // returns passed in string in lowercase form
2228 void VM_strtolower(void)
2229 {
2230         char szNewString[VM_STRINGTEMP_LENGTH];
2231         const char *szString;
2232
2233         // Prepare Strings
2234         VM_SAFEPARMCOUNT(1,VM_strtolower);
2235         szString = PRVM_G_STRING(OFS_PARM0);
2236
2237         COM_ToLowerString(szString, szNewString, sizeof(szNewString) );
2238
2239         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2240 }
2241
2242 /*
2243 =========
2244 VM_strtoupper
2245
2246 string  strtoupper(string s)
2247 =========
2248 */
2249 // string (string s) strtoupper = #481; // returns passed in string in uppercase form
2250 void VM_strtoupper(void)
2251 {
2252         char szNewString[VM_STRINGTEMP_LENGTH];
2253         const char *szString;
2254
2255         // Prepare Strings
2256         VM_SAFEPARMCOUNT(1,VM_strtoupper);
2257         szString = PRVM_G_STRING(OFS_PARM0);
2258
2259         COM_ToUpperString(szString, szNewString, sizeof(szNewString) );
2260
2261         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
2262 }
2263
2264 /*
2265 =========
2266 VM_strcat
2267
2268 string strcat(string,string,...[string])
2269 =========
2270 */
2271 //string(string s1, string s2) strcat = #115;
2272 // concatenates two strings (for example "abc", "def" would return "abcdef")
2273 // and returns as a tempstring
2274 void VM_strcat(void)
2275 {
2276         char s[VM_STRINGTEMP_LENGTH];
2277         VM_SAFEPARMCOUNTRANGE(1, 8, VM_strcat);
2278
2279         VM_VarString(0, s, sizeof(s));
2280         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(s);
2281 }
2282
2283 /*
2284 =========
2285 VM_substring
2286
2287 string  substring(string s, float start, float length)
2288 =========
2289 */
2290 // string(string s, float start, float length) substring = #116;
2291 // returns a section of a string as a tempstring
2292 void VM_substring(void)
2293 {
2294         int start, length;
2295         int u_slength = 0, u_start;
2296         size_t u_length;
2297         const char *s;
2298         char string[VM_STRINGTEMP_LENGTH];
2299
2300         VM_SAFEPARMCOUNT(3,VM_substring);
2301
2302         /*
2303         s = PRVM_G_STRING(OFS_PARM0);
2304         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2305         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2306         slength = strlen(s);
2307
2308         if (start < 0) // FTE_STRINGS feature
2309                 start += slength;
2310         start = bound(0, start, slength);
2311
2312         if (length < 0) // FTE_STRINGS feature
2313                 length += slength - start + 1;
2314         maxlen = min((int)sizeof(string) - 1, slength - start);
2315         length = bound(0, length, maxlen);
2316
2317         memcpy(string, s + start, length);
2318         string[length] = 0;
2319         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2320         */
2321
2322         s = PRVM_G_STRING(OFS_PARM0);
2323         start = (int)PRVM_G_FLOAT(OFS_PARM1);
2324         length = (int)PRVM_G_FLOAT(OFS_PARM2);
2325
2326         if (start < 0) // FTE_STRINGS feature
2327         {
2328                 u_slength = u8_strlen(s);
2329                 start += u_slength;
2330                 start = bound(0, start, u_slength);
2331         }
2332
2333         if (length < 0) // FTE_STRINGS feature
2334         {
2335                 if (!u_slength) // it's not calculated when it's not needed above
2336                         u_slength = u8_strlen(s);
2337                 length += u_slength - start + 1;
2338         }
2339
2340         // positive start, positive length
2341         u_start = u8_byteofs(s, start, NULL);
2342         if (u_start < 0)
2343         {
2344                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
2345                 return;
2346         }
2347         u_length = u8_bytelen(s + u_start, length);
2348         if (u_length >= sizeof(string)-1)
2349                 u_length = sizeof(string)-1;
2350
2351         memcpy(string, s + u_start, u_length);
2352         string[u_length] = 0;
2353         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2354 }
2355
2356 /*
2357 =========
2358 VM_strreplace
2359
2360 string(string search, string replace, string subject) strreplace = #484;
2361 =========
2362 */
2363 // replaces all occurrences of search with replace in the string subject, and returns the result
2364 void VM_strreplace(void)
2365 {
2366         int i, j, si;
2367         const char *search, *replace, *subject;
2368         char string[VM_STRINGTEMP_LENGTH];
2369         int search_len, replace_len, subject_len;
2370
2371         VM_SAFEPARMCOUNT(3,VM_strreplace);
2372
2373         search = PRVM_G_STRING(OFS_PARM0);
2374         replace = PRVM_G_STRING(OFS_PARM1);
2375         subject = PRVM_G_STRING(OFS_PARM2);
2376
2377         search_len = (int)strlen(search);
2378         replace_len = (int)strlen(replace);
2379         subject_len = (int)strlen(subject);
2380
2381         si = 0;
2382         for (i = 0; i < subject_len; i++)
2383         {
2384                 for (j = 0; j < search_len && i+j < subject_len; j++)
2385                         if (subject[i+j] != search[j])
2386                                 break;
2387                 if (j == search_len || i+j == subject_len)
2388                 {
2389                 // found it at offset 'i'
2390                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2391                                 string[si++] = replace[j];
2392                         i += search_len - 1;
2393                 }
2394                 else
2395                 {
2396                 // not found
2397                         if (si < (int)sizeof(string) - 1)
2398                                 string[si++] = subject[i];
2399                 }
2400         }
2401         string[si] = '\0';
2402
2403         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2404 }
2405
2406 /*
2407 =========
2408 VM_strireplace
2409
2410 string(string search, string replace, string subject) strireplace = #485;
2411 =========
2412 */
2413 // case-insensitive version of strreplace
2414 void VM_strireplace(void)
2415 {
2416         int i, j, si;
2417         const char *search, *replace, *subject;
2418         char string[VM_STRINGTEMP_LENGTH];
2419         int search_len, replace_len, subject_len;
2420
2421         VM_SAFEPARMCOUNT(3,VM_strreplace);
2422
2423         search = PRVM_G_STRING(OFS_PARM0);
2424         replace = PRVM_G_STRING(OFS_PARM1);
2425         subject = PRVM_G_STRING(OFS_PARM2);
2426
2427         search_len = (int)strlen(search);
2428         replace_len = (int)strlen(replace);
2429         subject_len = (int)strlen(subject);
2430
2431         si = 0;
2432         for (i = 0; i < subject_len; i++)
2433         {
2434                 for (j = 0; j < search_len && i+j < subject_len; j++)
2435                         if (tolower(subject[i+j]) != tolower(search[j]))
2436                                 break;
2437                 if (j == search_len || i+j == subject_len)
2438                 {
2439                 // found it at offset 'i'
2440                         for (j = 0; j < replace_len && si < (int)sizeof(string) - 1; j++)
2441                                 string[si++] = replace[j];
2442                         i += search_len - 1;
2443                 }
2444                 else
2445                 {
2446                 // not found
2447                         if (si < (int)sizeof(string) - 1)
2448                                 string[si++] = subject[i];
2449                 }
2450         }
2451         string[si] = '\0';
2452
2453         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
2454 }
2455
2456 /*
2457 =========
2458 VM_stov
2459
2460 vector  stov(string s)
2461 =========
2462 */
2463 //vector(string s) stov = #117; // returns vector value from a string
2464 void VM_stov(void)
2465 {
2466         char string[VM_STRINGTEMP_LENGTH];
2467
2468         VM_SAFEPARMCOUNT(1,VM_stov);
2469
2470         VM_VarString(0, string, sizeof(string));
2471         Math_atov(string, PRVM_G_VECTOR(OFS_RETURN));
2472 }
2473
2474 /*
2475 =========
2476 VM_strzone
2477
2478 string  strzone(string s)
2479 =========
2480 */
2481 //string(string s, ...) strzone = #118; // makes a copy of a string into the string zone and returns it, this is often used to keep around a tempstring for longer periods of time (tempstrings are replaced often)
2482 void VM_strzone(void)
2483 {
2484         char *out;
2485         char string[VM_STRINGTEMP_LENGTH];
2486         size_t alloclen;
2487
2488         VM_SAFEPARMCOUNT(1,VM_strzone);
2489
2490         VM_VarString(0, string, sizeof(string));
2491         alloclen = strlen(string) + 1;
2492         PRVM_G_INT(OFS_RETURN) = PRVM_AllocString(alloclen, &out);
2493         memcpy(out, string, alloclen);
2494 }
2495
2496 /*
2497 =========
2498 VM_strunzone
2499
2500 strunzone(string s)
2501 =========
2502 */
2503 //void(string s) strunzone = #119; // removes a copy of a string from the string zone (you can not use that string again or it may crash!!!)
2504 void VM_strunzone(void)
2505 {
2506         VM_SAFEPARMCOUNT(1,VM_strunzone);
2507         PRVM_FreeString(PRVM_G_INT(OFS_PARM0));
2508 }
2509
2510 /*
2511 =========
2512 VM_command (used by client and menu)
2513
2514 clientcommand(float client, string s) (for client and menu)
2515 =========
2516 */
2517 //void(entity e, string s) clientcommand = #440; // executes a command string as if it came from the specified client
2518 //this function originally written by KrimZon, made shorter by LordHavoc
2519 void VM_clcommand (void)
2520 {
2521         client_t *temp_client;
2522         int i;
2523
2524         VM_SAFEPARMCOUNT(2,VM_clcommand);
2525
2526         i = (int)PRVM_G_FLOAT(OFS_PARM0);
2527         if (!sv.active  || i < 0 || i >= svs.maxclients || !svs.clients[i].active)
2528         {
2529                 VM_Warning("VM_clientcommand: %s: invalid client/server is not active !\n", PRVM_NAME);
2530                 return;
2531         }
2532
2533         temp_client = host_client;
2534         host_client = svs.clients + i;
2535         Cmd_ExecuteString (PRVM_G_STRING(OFS_PARM1), src_client);
2536         host_client = temp_client;
2537 }
2538
2539
2540 /*
2541 =========
2542 VM_tokenize
2543
2544 float tokenize(string s)
2545 =========
2546 */
2547 //float(string s) tokenize = #441; // takes apart a string into individal words (access them with argv), returns how many
2548 //this function originally written by KrimZon, made shorter by LordHavoc
2549 //20040203: rewritten by LordHavoc (no longer uses allocations)
2550 static int num_tokens = 0;
2551 static int tokens[VM_STRINGTEMP_LENGTH / 2];
2552 static int tokens_startpos[VM_STRINGTEMP_LENGTH / 2];
2553 static int tokens_endpos[VM_STRINGTEMP_LENGTH / 2];
2554 static char tokenize_string[VM_STRINGTEMP_LENGTH];
2555 void VM_tokenize (void)
2556 {
2557         const char *p;
2558
2559         VM_SAFEPARMCOUNT(1,VM_tokenize);
2560
2561         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2562         p = tokenize_string;
2563
2564         num_tokens = 0;
2565         for(;;)
2566         {
2567                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2568                         break;
2569
2570                 // skip whitespace here to find token start pos
2571                 while(*p && ISWHITESPACE(*p))
2572                         ++p;
2573
2574                 tokens_startpos[num_tokens] = p - tokenize_string;
2575                 if(!COM_ParseToken_VM_Tokenize(&p, false))
2576                         break;
2577                 tokens_endpos[num_tokens] = p - tokenize_string;
2578                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2579                 ++num_tokens;
2580         }
2581
2582         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2583 }
2584
2585 //float(string s) tokenize = #514; // takes apart a string into individal words (access them with argv), returns how many
2586 void VM_tokenize_console (void)
2587 {
2588         const char *p;
2589
2590         VM_SAFEPARMCOUNT(1,VM_tokenize);
2591
2592         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2593         p = tokenize_string;
2594
2595         num_tokens = 0;
2596         for(;;)
2597         {
2598                 if (num_tokens >= (int)(sizeof(tokens)/sizeof(tokens[0])))
2599                         break;
2600
2601                 // skip whitespace here to find token start pos
2602                 while(*p && ISWHITESPACE(*p))
2603                         ++p;
2604
2605                 tokens_startpos[num_tokens] = p - tokenize_string;
2606                 if(!COM_ParseToken_Console(&p))
2607                         break;
2608                 tokens_endpos[num_tokens] = p - tokenize_string;
2609                 tokens[num_tokens] = PRVM_SetTempString(com_token);
2610                 ++num_tokens;
2611         }
2612
2613         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2614 }
2615
2616 /*
2617 =========
2618 VM_tokenizebyseparator
2619
2620 float tokenizebyseparator(string s, string separator1, ...)
2621 =========
2622 */
2623 //float(string s, string separator1, ...) tokenizebyseparator = #479; // takes apart a string into individal words (access them with argv), returns how many
2624 //this function returns the token preceding each instance of a separator (of
2625 //which there can be multiple), and the text following the last separator
2626 //useful for parsing certain kinds of data like IP addresses
2627 //example:
2628 //numnumbers = tokenizebyseparator("10.1.2.3", ".");
2629 //returns 4 and the tokens "10" "1" "2" "3".
2630 void VM_tokenizebyseparator (void)
2631 {
2632         int j, k;
2633         int numseparators;
2634         int separatorlen[7];
2635         const char *separators[7];
2636         const char *p, *p0;
2637         const char *token;
2638         char tokentext[MAX_INPUTLINE];
2639
2640         VM_SAFEPARMCOUNTRANGE(2, 8,VM_tokenizebyseparator);
2641
2642         strlcpy(tokenize_string, PRVM_G_STRING(OFS_PARM0), sizeof(tokenize_string));
2643         p = tokenize_string;
2644
2645         numseparators = 0;
2646         for (j = 1;j < prog->argc;j++)
2647         {
2648                 // skip any blank separator strings
2649                 const char *s = PRVM_G_STRING(OFS_PARM0+j*3);
2650                 if (!s[0])
2651                         continue;
2652                 separators[numseparators] = s;
2653                 separatorlen[numseparators] = strlen(s);
2654                 numseparators++;
2655         }
2656
2657         num_tokens = 0;
2658         j = 0;
2659
2660         while (num_tokens < (int)(sizeof(tokens)/sizeof(tokens[0])))
2661         {
2662                 token = tokentext + j;
2663                 tokens_startpos[num_tokens] = p - tokenize_string;
2664                 p0 = p;
2665                 while (*p)
2666                 {
2667                         for (k = 0;k < numseparators;k++)
2668                         {
2669                                 if (!strncmp(p, separators[k], separatorlen[k]))
2670                                 {
2671                                         p += separatorlen[k];
2672                                         break;
2673                                 }
2674                         }
2675                         if (k < numseparators)
2676                                 break;
2677                         if (j < (int)sizeof(tokentext)-1)
2678                                 tokentext[j++] = *p;
2679                         p++;
2680                         p0 = p;
2681                 }
2682                 tokens_endpos[num_tokens] = p0 - tokenize_string;
2683                 if (j >= (int)sizeof(tokentext))
2684                         break;
2685                 tokentext[j++] = 0;
2686                 tokens[num_tokens++] = PRVM_SetTempString(token);
2687                 if (!*p)
2688                         break;
2689         }
2690
2691         PRVM_G_FLOAT(OFS_RETURN) = num_tokens;
2692 }
2693
2694 //string(float n) argv = #442; // returns a word from the tokenized string (returns nothing for an invalid index)
2695 //this function originally written by KrimZon, made shorter by LordHavoc
2696 void VM_argv (void)
2697 {
2698         int token_num;
2699
2700         VM_SAFEPARMCOUNT(1,VM_argv);
2701
2702         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2703
2704         if(token_num < 0)
2705                 token_num += num_tokens;
2706
2707         if (token_num >= 0 && token_num < num_tokens)
2708                 PRVM_G_INT(OFS_RETURN) = tokens[token_num];
2709         else
2710                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
2711 }
2712
2713 //float(float n) argv_start_index = #515; // returns the start index of a token
2714 void VM_argv_start_index (void)
2715 {
2716         int token_num;
2717
2718         VM_SAFEPARMCOUNT(1,VM_argv);
2719
2720         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2721
2722         if(token_num < 0)
2723                 token_num += num_tokens;
2724
2725         if (token_num >= 0 && token_num < num_tokens)
2726                 PRVM_G_FLOAT(OFS_RETURN) = tokens_startpos[token_num];
2727         else
2728                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2729 }
2730
2731 //float(float n) argv_end_index = #516; // returns the end index of a token
2732 void VM_argv_end_index (void)
2733 {
2734         int token_num;
2735
2736         VM_SAFEPARMCOUNT(1,VM_argv);
2737
2738         token_num = (int)PRVM_G_FLOAT(OFS_PARM0);
2739
2740         if(token_num < 0)
2741                 token_num += num_tokens;
2742
2743         if (token_num >= 0 && token_num < num_tokens)
2744                 PRVM_G_FLOAT(OFS_RETURN) = tokens_endpos[token_num];
2745         else
2746                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2747 }
2748
2749 /*
2750 =========
2751 VM_isserver
2752
2753 float   isserver()
2754 =========
2755 */
2756 void VM_isserver(void)
2757 {
2758         VM_SAFEPARMCOUNT(0,VM_serverstate);
2759
2760         PRVM_G_FLOAT(OFS_RETURN) = sv.active && (svs.maxclients > 1 || cls.state == ca_dedicated);
2761 }
2762
2763 /*
2764 =========
2765 VM_clientcount
2766
2767 float   clientcount()
2768 =========
2769 */
2770 void VM_clientcount(void)
2771 {
2772         VM_SAFEPARMCOUNT(0,VM_clientcount);
2773
2774         PRVM_G_FLOAT(OFS_RETURN) = svs.maxclients;
2775 }
2776
2777 /*
2778 =========
2779 VM_clientstate
2780
2781 float   clientstate()
2782 =========
2783 */
2784 void VM_clientstate(void)
2785 {
2786         VM_SAFEPARMCOUNT(0,VM_clientstate);
2787
2788
2789         switch( cls.state ) {
2790                 case ca_uninitialized:
2791                 case ca_dedicated:
2792                         PRVM_G_FLOAT(OFS_RETURN) = 0;
2793                         break;
2794                 case ca_disconnected:
2795                         PRVM_G_FLOAT(OFS_RETURN) = 1;
2796                         break;
2797                 case ca_connected:
2798                         PRVM_G_FLOAT(OFS_RETURN) = 2;
2799                         break;
2800                 default:
2801                         // should never be reached!
2802                         break;
2803         }
2804 }
2805
2806 /*
2807 =========
2808 VM_getostype
2809
2810 float   getostype(void)
2811 =========
2812 */ // not used at the moment -> not included in the common list
2813 void VM_getostype(void)
2814 {
2815         VM_SAFEPARMCOUNT(0,VM_getostype);
2816
2817         /*
2818         OS_WINDOWS
2819         OS_LINUX
2820         OS_MAC - not supported
2821         */
2822
2823 #ifdef WIN32
2824         PRVM_G_FLOAT(OFS_RETURN) = 0;
2825 #elif defined(MACOSX)
2826         PRVM_G_FLOAT(OFS_RETURN) = 2;
2827 #else
2828         PRVM_G_FLOAT(OFS_RETURN) = 1;
2829 #endif
2830 }
2831
2832 /*
2833 =========
2834 VM_gettime
2835
2836 float   gettime(void)
2837 =========
2838 */
2839 extern double host_starttime;
2840 float CDAudio_GetPosition(void);
2841 void VM_gettime(void)
2842 {
2843         int timer_index;
2844
2845         VM_SAFEPARMCOUNTRANGE(0,1,VM_gettime);
2846
2847         if(prog->argc == 0)
2848         {
2849                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2850         }
2851         else
2852         {
2853                 timer_index = (int) PRVM_G_FLOAT(OFS_PARM0);
2854         switch(timer_index)
2855         {
2856             case 0: // GETTIME_FRAMESTART
2857                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2858                 break;
2859             case 1: // GETTIME_REALTIME
2860                 PRVM_G_FLOAT(OFS_RETURN) = (float) Sys_DoubleTime();
2861                 break;
2862             case 2: // GETTIME_HIRES
2863                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - realtime);
2864                 break;
2865             case 3: // GETTIME_UPTIME
2866                 PRVM_G_FLOAT(OFS_RETURN) = (float) (Sys_DoubleTime() - host_starttime);
2867                 break;
2868             case 4: // GETTIME_CDTRACK
2869                 PRVM_G_FLOAT(OFS_RETURN) = (float) CDAudio_GetPosition();
2870                 break;
2871                         default:
2872                                 VM_Warning("VM_gettime: %s: unsupported timer specified, returning realtime\n", PRVM_NAME);
2873                                 PRVM_G_FLOAT(OFS_RETURN) = (float) realtime;
2874                                 break;
2875                 }
2876         }
2877 }
2878
2879 /*
2880 =========
2881 VM_loadfromdata
2882
2883 loadfromdata(string data)
2884 =========
2885 */
2886 void VM_loadfromdata(void)
2887 {
2888         VM_SAFEPARMCOUNT(1,VM_loadentsfromfile);
2889
2890         PRVM_ED_LoadFromFile(PRVM_G_STRING(OFS_PARM0));
2891 }
2892
2893 /*
2894 ========================
2895 VM_parseentitydata
2896
2897 parseentitydata(entity ent, string data)
2898 ========================
2899 */
2900 void VM_parseentitydata(void)
2901 {
2902         prvm_edict_t *ent;
2903         const char *data;
2904
2905         VM_SAFEPARMCOUNT(2, VM_parseentitydata);
2906
2907         // get edict and test it
2908         ent = PRVM_G_EDICT(OFS_PARM0);
2909         if (ent->priv.required->free)
2910                 PRVM_ERROR ("VM_parseentitydata: %s: Can only set already spawned entities (entity %i is free)!", PRVM_NAME, PRVM_NUM_FOR_EDICT(ent));
2911
2912         data = PRVM_G_STRING(OFS_PARM1);
2913
2914         // parse the opening brace
2915         if (!COM_ParseToken_Simple(&data, false, false) || com_token[0] != '{' )
2916                 PRVM_ERROR ("VM_parseentitydata: %s: Couldn't parse entity data:\n%s", PRVM_NAME, data );
2917
2918         PRVM_ED_ParseEdict (data, ent);
2919 }
2920
2921 /*
2922 =========
2923 VM_loadfromfile
2924
2925 loadfromfile(string file)
2926 =========
2927 */
2928 void VM_loadfromfile(void)
2929 {
2930         const char *filename;
2931         char *data;
2932
2933         VM_SAFEPARMCOUNT(1,VM_loadfromfile);
2934
2935         filename = PRVM_G_STRING(OFS_PARM0);
2936         if (FS_CheckNastyPath(filename, false))
2937         {
2938                 PRVM_G_FLOAT(OFS_RETURN) = -4;
2939                 VM_Warning("VM_loadfromfile: %s dangerous or non-portable filename \"%s\" not allowed. (contains : or \\ or begins with .. or /)\n", PRVM_NAME, filename);
2940                 return;
2941         }
2942
2943         // not conform with VM_fopen
2944         data = (char *)FS_LoadFile(filename, tempmempool, false, NULL);
2945         if (data == NULL)
2946                 PRVM_G_FLOAT(OFS_RETURN) = -1;
2947
2948         PRVM_ED_LoadFromFile(data);
2949
2950         if(data)
2951                 Mem_Free(data);
2952 }
2953
2954
2955 /*
2956 =========
2957 VM_modulo
2958
2959 float   mod(float val, float m)
2960 =========
2961 */
2962 void VM_modulo(void)
2963 {
2964         int val, m;
2965         VM_SAFEPARMCOUNT(2,VM_module);
2966
2967         val = (int) PRVM_G_FLOAT(OFS_PARM0);
2968         m       = (int) PRVM_G_FLOAT(OFS_PARM1);
2969
2970         PRVM_G_FLOAT(OFS_RETURN) = (float) (val % m);
2971 }
2972
2973 void VM_Search_Init(void)
2974 {
2975         int i;
2976         for (i = 0;i < PRVM_MAX_OPENSEARCHES;i++)
2977                 prog->opensearches[i] = NULL;
2978 }
2979
2980 void VM_Search_Reset(void)
2981 {
2982         int i;
2983         // reset the fssearch list
2984         for(i = 0; i < PRVM_MAX_OPENSEARCHES; i++)
2985         {
2986                 if(prog->opensearches[i])
2987                         FS_FreeSearch(prog->opensearches[i]);
2988                 prog->opensearches[i] = NULL;
2989         }
2990 }
2991
2992 /*
2993 =========
2994 VM_search_begin
2995
2996 float search_begin(string pattern, float caseinsensitive, float quiet)
2997 =========
2998 */
2999 void VM_search_begin(void)
3000 {
3001         int handle;
3002         const char *pattern;
3003         int caseinsens, quiet;
3004
3005         VM_SAFEPARMCOUNT(3, VM_search_begin);
3006
3007         pattern = PRVM_G_STRING(OFS_PARM0);
3008
3009         VM_CheckEmptyString(pattern);
3010
3011         caseinsens = (int)PRVM_G_FLOAT(OFS_PARM1);
3012         quiet = (int)PRVM_G_FLOAT(OFS_PARM2);
3013
3014         for(handle = 0; handle < PRVM_MAX_OPENSEARCHES; handle++)
3015                 if(!prog->opensearches[handle])
3016                         break;
3017
3018         if(handle >= PRVM_MAX_OPENSEARCHES)
3019         {
3020                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3021                 VM_Warning("VM_search_begin: %s ran out of search handles (%i)\n", PRVM_NAME, PRVM_MAX_OPENSEARCHES);
3022                 return;
3023         }
3024
3025         if(!(prog->opensearches[handle] = FS_Search(pattern,caseinsens, quiet)))
3026                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3027         else
3028         {
3029                 prog->opensearches_origin[handle] = PRVM_AllocationOrigin();
3030                 PRVM_G_FLOAT(OFS_RETURN) = handle;
3031         }
3032 }
3033
3034 /*
3035 =========
3036 VM_search_end
3037
3038 void    search_end(float handle)
3039 =========
3040 */
3041 void VM_search_end(void)
3042 {
3043         int handle;
3044         VM_SAFEPARMCOUNT(1, VM_search_end);
3045
3046         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3047
3048         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3049         {
3050                 VM_Warning("VM_search_end: invalid handle %i used in %s\n", handle, PRVM_NAME);
3051                 return;
3052         }
3053         if(prog->opensearches[handle] == NULL)
3054         {
3055                 VM_Warning("VM_search_end: no such handle %i in %s\n", handle, PRVM_NAME);
3056                 return;
3057         }
3058
3059         FS_FreeSearch(prog->opensearches[handle]);
3060         prog->opensearches[handle] = NULL;
3061         if(prog->opensearches_origin[handle])
3062                 PRVM_Free((char *)prog->opensearches_origin[handle]);
3063 }
3064
3065 /*
3066 =========
3067 VM_search_getsize
3068
3069 float   search_getsize(float handle)
3070 =========
3071 */
3072 void VM_search_getsize(void)
3073 {
3074         int handle;
3075         VM_SAFEPARMCOUNT(1, VM_M_search_getsize);
3076
3077         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3078
3079         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3080         {
3081                 VM_Warning("VM_search_getsize: invalid handle %i used in %s\n", handle, PRVM_NAME);
3082                 return;
3083         }
3084         if(prog->opensearches[handle] == NULL)
3085         {
3086                 VM_Warning("VM_search_getsize: no such handle %i in %s\n", handle, PRVM_NAME);
3087                 return;
3088         }
3089
3090         PRVM_G_FLOAT(OFS_RETURN) = prog->opensearches[handle]->numfilenames;
3091 }
3092
3093 /*
3094 =========
3095 VM_search_getfilename
3096
3097 string  search_getfilename(float handle, float num)
3098 =========
3099 */
3100 void VM_search_getfilename(void)
3101 {
3102         int handle, filenum;
3103         VM_SAFEPARMCOUNT(2, VM_search_getfilename);
3104
3105         handle = (int)PRVM_G_FLOAT(OFS_PARM0);
3106         filenum = (int)PRVM_G_FLOAT(OFS_PARM1);
3107
3108         if(handle < 0 || handle >= PRVM_MAX_OPENSEARCHES)
3109         {
3110                 VM_Warning("VM_search_getfilename: invalid handle %i used in %s\n", handle, PRVM_NAME);
3111                 return;
3112         }
3113         if(prog->opensearches[handle] == NULL)
3114         {
3115                 VM_Warning("VM_search_getfilename: no such handle %i in %s\n", handle, PRVM_NAME);
3116                 return;
3117         }
3118         if(filenum < 0 || filenum >= prog->opensearches[handle]->numfilenames)
3119         {
3120                 VM_Warning("VM_search_getfilename: invalid filenum %i in %s\n", filenum, PRVM_NAME);
3121                 return;
3122         }
3123
3124         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog->opensearches[handle]->filenames[filenum]);
3125 }
3126
3127 /*
3128 =========
3129 VM_chr
3130
3131 string  chr(float ascii)
3132 =========
3133 */
3134 void VM_chr(void)
3135 {
3136         /*
3137         char tmp[2];
3138         VM_SAFEPARMCOUNT(1, VM_chr);
3139
3140         tmp[0] = (unsigned char) PRVM_G_FLOAT(OFS_PARM0);
3141         tmp[1] = 0;
3142
3143         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3144         */
3145
3146         char tmp[8];
3147         int len;
3148         VM_SAFEPARMCOUNT(1, VM_chr);
3149
3150         len = u8_fromchar((Uchar)PRVM_G_FLOAT(OFS_PARM0), tmp, sizeof(tmp));
3151         tmp[len] = 0;
3152         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(tmp);
3153 }
3154
3155 //=============================================================================
3156 // Draw builtins (client & menu)
3157
3158 /*
3159 =========
3160 VM_iscachedpic
3161
3162 float   iscachedpic(string pic)
3163 =========
3164 */
3165 void VM_iscachedpic(void)
3166 {
3167         VM_SAFEPARMCOUNT(1,VM_iscachedpic);
3168
3169         // drawq hasnt such a function, thus always return true
3170         PRVM_G_FLOAT(OFS_RETURN) = false;
3171 }
3172
3173 /*
3174 =========
3175 VM_precache_pic
3176
3177 string  precache_pic(string pic)
3178 =========
3179 */
3180 void VM_precache_pic(void)
3181 {
3182         const char      *s;
3183
3184         VM_SAFEPARMCOUNT(1, VM_precache_pic);
3185
3186         s = PRVM_G_STRING(OFS_PARM0);
3187         PRVM_G_INT(OFS_RETURN) = PRVM_G_INT(OFS_PARM0);
3188         VM_CheckEmptyString (s);
3189
3190         // AK Draw_CachePic is supposed to always return a valid pointer
3191         if( Draw_CachePic_Flags(s, CACHEPICFLAG_NOTPERSISTENT)->tex == r_texture_notexture )
3192                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
3193 }
3194
3195 /*
3196 =========
3197 VM_freepic
3198
3199 freepic(string s)
3200 =========
3201 */
3202 void VM_freepic(void)
3203 {
3204         const char *s;
3205
3206         VM_SAFEPARMCOUNT(1,VM_freepic);
3207
3208         s = PRVM_G_STRING(OFS_PARM0);
3209         VM_CheckEmptyString (s);
3210
3211         Draw_FreePic(s);
3212 }
3213
3214 void getdrawfontscale(float *sx, float *sy)
3215 {
3216         vec3_t v;
3217         *sx = *sy = 1;
3218         if(prog->globaloffsets.drawfontscale >= 0)
3219         {
3220                 VectorCopy(PRVM_G_VECTOR(prog->globaloffsets.drawfontscale), v);
3221                 if(VectorLength2(v) > 0)
3222                 {
3223                         *sx = v[0];
3224                         *sy = v[1];
3225                 }
3226         }
3227 }
3228
3229 dp_font_t *getdrawfont(void)
3230 {
3231         if(prog->globaloffsets.drawfont >= 0)
3232         {
3233                 int f = (int) PRVM_G_FLOAT(prog->globaloffsets.drawfont);
3234                 if(f < 0 || f >= MAX_FONTS)
3235                         return FONT_DEFAULT;
3236                 return &dp_fonts[f];
3237         }
3238         else
3239                 return FONT_DEFAULT;
3240 }
3241
3242 /*
3243 =========
3244 VM_drawcharacter
3245
3246 float   drawcharacter(vector position, float character, vector scale, vector rgb, float alpha, float flag)
3247 =========
3248 */
3249 void VM_drawcharacter(void)
3250 {
3251         float *pos,*scale,*rgb;
3252         char   character;
3253         int flag;
3254         float sx, sy;
3255         VM_SAFEPARMCOUNT(6,VM_drawcharacter);
3256
3257         character = (char) PRVM_G_FLOAT(OFS_PARM1);
3258         if(character == 0)
3259         {
3260                 PRVM_G_FLOAT(OFS_RETURN) = -1;
3261                 VM_Warning("VM_drawcharacter: %s passed null character !\n",PRVM_NAME);
3262                 return;
3263         }
3264
3265         pos = PRVM_G_VECTOR(OFS_PARM0);
3266         scale = PRVM_G_VECTOR(OFS_PARM2);
3267         rgb = PRVM_G_VECTOR(OFS_PARM3);
3268         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3269
3270         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3271         {
3272                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3273                 VM_Warning("VM_drawcharacter: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3274                 return;
3275         }
3276
3277         if(pos[2] || scale[2])
3278                 Con_Printf("VM_drawcharacter: z value%c from %s discarded\n",(pos[2] && scale[2]) ? 's' : 0,((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3279
3280         if(!scale[0] || !scale[1])
3281         {
3282                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3283                 VM_Warning("VM_drawcharacter: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3284                 return;
3285         }
3286
3287         getdrawfontscale(&sx, &sy);
3288         DrawQ_String_Font_Scale(pos[0], pos[1], &character, 1, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3289         PRVM_G_FLOAT(OFS_RETURN) = 1;
3290 }
3291
3292 /*
3293 =========
3294 VM_drawstring
3295
3296 float   drawstring(vector position, string text, vector scale, vector rgb, float alpha, float flag)
3297 =========
3298 */
3299 void VM_drawstring(void)
3300 {
3301         float *pos,*scale,*rgb;
3302         const char  *string;
3303         int flag;
3304         float sx, sy;
3305         VM_SAFEPARMCOUNT(6,VM_drawstring);
3306
3307         string = PRVM_G_STRING(OFS_PARM1);
3308         pos = PRVM_G_VECTOR(OFS_PARM0);
3309         scale = PRVM_G_VECTOR(OFS_PARM2);
3310         rgb = PRVM_G_VECTOR(OFS_PARM3);
3311         flag = (int)PRVM_G_FLOAT(OFS_PARM5);
3312
3313         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3314         {
3315                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3316                 VM_Warning("VM_drawstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3317                 return;
3318         }
3319
3320         if(!scale[0] || !scale[1])
3321         {
3322                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3323                 VM_Warning("VM_drawstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3324                 return;
3325         }
3326
3327         if(pos[2] || scale[2])
3328                 Con_Printf("VM_drawstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3329
3330         getdrawfontscale(&sx, &sy);
3331         DrawQ_String_Font_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true, getdrawfont());
3332         //Font_DrawString(pos[0], pos[1], string, 0, scale[0], scale[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag, NULL, true);
3333         PRVM_G_FLOAT(OFS_RETURN) = 1;
3334 }
3335
3336 /*
3337 =========
3338 VM_drawcolorcodedstring
3339
3340 float   drawcolorcodedstring(vector position, string text, vector scale, float alpha, float flag)
3341 =========
3342 */
3343 void VM_drawcolorcodedstring(void)
3344 {
3345         float *pos,*scale;
3346         const char  *string;
3347         int flag,color;
3348         float sx, sy;
3349         VM_SAFEPARMCOUNT(5,VM_drawstring);
3350
3351         string = PRVM_G_STRING(OFS_PARM1);
3352         pos = PRVM_G_VECTOR(OFS_PARM0);
3353         scale = PRVM_G_VECTOR(OFS_PARM2);
3354         flag = (int)PRVM_G_FLOAT(OFS_PARM4);
3355
3356         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3357         {
3358                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3359                 VM_Warning("VM_drawcolorcodedstring: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3360                 return;
3361         }
3362
3363         if(!scale[0] || !scale[1])
3364         {
3365                 PRVM_G_FLOAT(OFS_RETURN) = -3;
3366                 VM_Warning("VM_drawcolorcodedstring: scale %s is null !\n", (scale[0] == 0) ? ((scale[1] == 0) ? "x and y" : "x") : "y");
3367                 return;
3368         }
3369
3370         if(pos[2] || scale[2])
3371                 Con_Printf("VM_drawcolorcodedstring: z value%s from %s discarded\n",(pos[2] && scale[2]) ? "s" : " ",((pos[2] && scale[2]) ? "pos and scale" : (pos[2] ? "pos" : "scale")));
3372
3373         color = -1;
3374         getdrawfontscale(&sx, &sy);
3375         DrawQ_String_Font_Scale(pos[0], pos[1], string, 0, scale[0], scale[1], sx, sy, 1, 1, 1, PRVM_G_FLOAT(OFS_PARM3), flag, NULL, false, getdrawfont());
3376         PRVM_G_FLOAT(OFS_RETURN) = 1;
3377 }
3378 /*
3379 =========
3380 VM_stringwidth
3381
3382 float   stringwidth(string text, float allowColorCodes, float size)
3383 =========
3384 */
3385 void VM_stringwidth(void)
3386 {
3387         const char  *string;
3388         float *szv;
3389         float mult; // sz is intended font size so we can later add freetype support, mult is font size multiplier in pixels per character cell
3390         int colors;
3391         float sx, sy;
3392         size_t maxlen = 0;
3393         VM_SAFEPARMCOUNTRANGE(2,3,VM_drawstring);
3394
3395         getdrawfontscale(&sx, &sy);
3396         if(prog->argc == 3)
3397         {
3398                 szv = PRVM_G_VECTOR(OFS_PARM2);
3399                 mult = 1;
3400         }
3401         else
3402         {
3403                 // we want the width for 8x8 font size, divided by 8
3404                 static float defsize[] = {8, 8};
3405                 szv = defsize;
3406                 mult = 0.125;
3407                 // to make sure snapping is turned off, ALWAYS use a nontrivial scale in this case
3408                 if(sx >= 0.9 && sx <= 1.1)
3409                 {
3410                         mult *= 2;
3411                         sx /= 2;
3412                         sy /= 2;
3413                 }
3414         }
3415
3416         string = PRVM_G_STRING(OFS_PARM0);
3417         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3418
3419         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font_UntilWidth_TrackColors_Size_Scale(string, szv[0], szv[1], sx, sy, &maxlen, NULL, !colors, getdrawfont(), 1000000000) * mult; // 1x1 characters, don't actually draw
3420 /*
3421         if(prog->argc == 3)
3422         {
3423                 mult = sz = PRVM_G_FLOAT(OFS_PARM2);
3424         }
3425         else
3426         {
3427                 sz = 8;
3428                 mult = 1;
3429         }
3430
3431         string = PRVM_G_STRING(OFS_PARM0);
3432         colors = (int)PRVM_G_FLOAT(OFS_PARM1);
3433
3434         PRVM_G_FLOAT(OFS_RETURN) = DrawQ_TextWidth_Font(string, 0, !colors, getdrawfont()) * mult; // 1x1 characters, don't actually draw
3435 */
3436
3437 }
3438 /*
3439 =========
3440 VM_drawpic
3441
3442 float   drawpic(vector position, string pic, vector size, vector rgb, float alpha, float flag)
3443 =========
3444 */
3445 void VM_drawpic(void)
3446 {
3447         const char *picname;
3448         float *size, *pos, *rgb;
3449         int flag;
3450
3451         VM_SAFEPARMCOUNT(6,VM_drawpic);
3452
3453         picname = PRVM_G_STRING(OFS_PARM1);
3454         VM_CheckEmptyString (picname);
3455
3456         // is pic cached ? no function yet for that
3457         if(!1)
3458         {
3459                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3460                 VM_Warning("VM_drawpic: %s: %s not cached !\n", PRVM_NAME, picname);
3461                 return;
3462         }
3463
3464         pos = PRVM_G_VECTOR(OFS_PARM0);
3465         size = PRVM_G_VECTOR(OFS_PARM2);
3466         rgb = PRVM_G_VECTOR(OFS_PARM3);
3467         flag = (int) PRVM_G_FLOAT(OFS_PARM5);
3468
3469         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3470         {
3471                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3472                 VM_Warning("VM_drawpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3473                 return;
3474         }
3475
3476         if(pos[2] || size[2])
3477                 Con_Printf("VM_drawpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3478
3479         DrawQ_Pic(pos[0], pos[1], Draw_CachePic (picname), size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM4), flag);
3480         PRVM_G_FLOAT(OFS_RETURN) = 1;
3481 }
3482 /*
3483 =========
3484 VM_drawrotpic
3485
3486 float   drawrotpic(vector position, string pic, vector size, vector org, float angle, vector rgb, float alpha, float flag)
3487 =========
3488 */
3489 void VM_drawrotpic(void)
3490 {
3491         const char *picname;
3492         float *size, *pos, *org, *rgb;
3493         int flag;
3494
3495         VM_SAFEPARMCOUNT(8,VM_drawrotpic);
3496
3497         picname = PRVM_G_STRING(OFS_PARM1);
3498         VM_CheckEmptyString (picname);
3499
3500         // is pic cached ? no function yet for that
3501         if(!1)
3502         {
3503                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3504                 VM_Warning("VM_drawrotpic: %s: %s not cached !\n", PRVM_NAME, picname);
3505                 return;
3506         }
3507
3508         pos = PRVM_G_VECTOR(OFS_PARM0);
3509         size = PRVM_G_VECTOR(OFS_PARM2);
3510         org = PRVM_G_VECTOR(OFS_PARM3);
3511         rgb = PRVM_G_VECTOR(OFS_PARM5);
3512         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3513
3514         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3515         {
3516                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3517                 VM_Warning("VM_drawrotpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3518                 return;
3519         }
3520
3521         if(pos[2] || size[2] || org[2])
3522                 Con_Printf("VM_drawrotpic: z value from pos/size/org discarded\n");
3523
3524         DrawQ_RotPic(pos[0], pos[1], Draw_CachePic(picname), size[0], size[1], org[0], org[1], PRVM_G_FLOAT(OFS_PARM4), rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM6), flag);
3525         PRVM_G_FLOAT(OFS_RETURN) = 1;
3526 }
3527 /*
3528 =========
3529 VM_drawsubpic
3530
3531 float   drawsubpic(vector position, vector size, string pic, vector srcPos, vector srcSize, vector rgb, float alpha, float flag)
3532
3533 =========
3534 */
3535 void VM_drawsubpic(void)
3536 {
3537         const char *picname;
3538         float *size, *pos, *rgb, *srcPos, *srcSize, alpha;
3539         int flag;
3540
3541         VM_SAFEPARMCOUNT(8,VM_drawsubpic);
3542
3543         picname = PRVM_G_STRING(OFS_PARM2);
3544         VM_CheckEmptyString (picname);
3545
3546         // is pic cached ? no function yet for that
3547         if(!1)
3548         {
3549                 PRVM_G_FLOAT(OFS_RETURN) = -4;
3550                 VM_Warning("VM_drawsubpic: %s: %s not cached !\n", PRVM_NAME, picname);
3551                 return;
3552         }
3553
3554         pos = PRVM_G_VECTOR(OFS_PARM0);
3555         size = PRVM_G_VECTOR(OFS_PARM1);
3556         srcPos = PRVM_G_VECTOR(OFS_PARM3);
3557         srcSize = PRVM_G_VECTOR(OFS_PARM4);
3558         rgb = PRVM_G_VECTOR(OFS_PARM5);
3559         alpha = PRVM_G_FLOAT(OFS_PARM6);
3560         flag = (int) PRVM_G_FLOAT(OFS_PARM7);
3561
3562         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3563         {
3564                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3565                 VM_Warning("VM_drawsubpic: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3566                 return;
3567         }
3568
3569         if(pos[2] || size[2])
3570                 Con_Printf("VM_drawsubpic: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3571
3572         DrawQ_SuperPic(pos[0], pos[1], Draw_CachePic (picname),
3573                 size[0], size[1],
3574                 srcPos[0],              srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3575                 srcPos[0] + srcSize[0], srcPos[1],              rgb[0], rgb[1], rgb[2], alpha,
3576                 srcPos[0],              srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3577                 srcPos[0] + srcSize[0], srcPos[1] + srcSize[1], rgb[0], rgb[1], rgb[2], alpha,
3578                 flag);
3579         PRVM_G_FLOAT(OFS_RETURN) = 1;
3580 }
3581
3582 /*
3583 =========
3584 VM_drawfill
3585
3586 float drawfill(vector position, vector size, vector rgb, float alpha, float flag)
3587 =========
3588 */
3589 void VM_drawfill(void)
3590 {
3591         float *size, *pos, *rgb;
3592         int flag;
3593
3594         VM_SAFEPARMCOUNT(5,VM_drawfill);
3595
3596
3597         pos = PRVM_G_VECTOR(OFS_PARM0);
3598         size = PRVM_G_VECTOR(OFS_PARM1);
3599         rgb = PRVM_G_VECTOR(OFS_PARM2);
3600         flag = (int) PRVM_G_FLOAT(OFS_PARM4);
3601
3602         if(flag < DRAWFLAG_NORMAL || flag >=DRAWFLAG_NUMFLAGS)
3603         {
3604                 PRVM_G_FLOAT(OFS_RETURN) = -2;
3605                 VM_Warning("VM_drawfill: %s: wrong DRAWFLAG %i !\n",PRVM_NAME,flag);
3606                 return;
3607         }
3608
3609         if(pos[2] || size[2])
3610                 Con_Printf("VM_drawfill: z value%s from %s discarded\n",(pos[2] && size[2]) ? "s" : " ",((pos[2] && size[2]) ? "pos and size" : (pos[2] ? "pos" : "size")));
3611
3612         DrawQ_Fill(pos[0], pos[1], size[0], size[1], rgb[0], rgb[1], rgb[2], PRVM_G_FLOAT(OFS_PARM3), flag);
3613         PRVM_G_FLOAT(OFS_RETURN) = 1;
3614 }
3615
3616 /*
3617 =========
3618 VM_drawsetcliparea
3619
3620 drawsetcliparea(float x, float y, float width, float height)
3621 =========
3622 */
3623 void VM_drawsetcliparea(void)
3624 {
3625         float x,y,w,h;
3626         VM_SAFEPARMCOUNT(4,VM_drawsetcliparea);
3627
3628         x = bound(0, PRVM_G_FLOAT(OFS_PARM0), vid_conwidth.integer);
3629         y = bound(0, PRVM_G_FLOAT(OFS_PARM1), vid_conheight.integer);
3630         w = bound(0, PRVM_G_FLOAT(OFS_PARM2) + PRVM_G_FLOAT(OFS_PARM0) - x, (vid_conwidth.integer  - x));
3631         h = bound(0, PRVM_G_FLOAT(OFS_PARM3) + PRVM_G_FLOAT(OFS_PARM1) - y, (vid_conheight.integer - y));
3632
3633         DrawQ_SetClipArea(x, y, w, h);
3634 }
3635
3636 /*
3637 =========
3638 VM_drawresetcliparea
3639
3640 drawresetcliparea()
3641 =========
3642 */
3643 void VM_drawresetcliparea(void)
3644 {
3645         VM_SAFEPARMCOUNT(0,VM_drawresetcliparea);
3646
3647         DrawQ_ResetClipArea();
3648 }
3649
3650 /*
3651 =========
3652 VM_getimagesize
3653
3654 vector  getimagesize(string pic)
3655 =========
3656 */
3657 void VM_getimagesize(void)
3658 {
3659         const char *p;
3660         cachepic_t *pic;
3661
3662         VM_SAFEPARMCOUNT(1,VM_getimagesize);
3663
3664         p = PRVM_G_STRING(OFS_PARM0);
3665         VM_CheckEmptyString (p);
3666
3667         pic = Draw_CachePic_Flags (p, CACHEPICFLAG_NOTPERSISTENT);
3668
3669         PRVM_G_VECTOR(OFS_RETURN)[0] = pic->width;
3670         PRVM_G_VECTOR(OFS_RETURN)[1] = pic->height;
3671         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
3672 }
3673
3674 /*
3675 =========
3676 VM_keynumtostring
3677
3678 string keynumtostring(float keynum)
3679 =========
3680 */
3681 void VM_keynumtostring (void)
3682 {
3683         VM_SAFEPARMCOUNT(1, VM_keynumtostring);
3684
3685         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_KeynumToString((int)PRVM_G_FLOAT(OFS_PARM0)));
3686 }
3687
3688 /*
3689 =========
3690 VM_findkeysforcommand
3691
3692 string  findkeysforcommand(string command)
3693
3694 the returned string is an altstring
3695 =========
3696 */
3697 #define NUMKEYS 5 // TODO: merge the constant in keys.c with this one somewhen
3698
3699 void M_FindKeysForCommand(const char *command, int *keys);
3700 void VM_findkeysforcommand(void)
3701 {
3702         const char *cmd;
3703         char ret[VM_STRINGTEMP_LENGTH];
3704         int keys[NUMKEYS];
3705         int i;
3706
3707         VM_SAFEPARMCOUNT(1, VM_findkeysforcommand);
3708
3709         cmd = PRVM_G_STRING(OFS_PARM0);
3710
3711         VM_CheckEmptyString(cmd);
3712
3713         M_FindKeysForCommand(cmd, keys);
3714
3715         ret[0] = 0;
3716         for(i = 0; i < NUMKEYS; i++)
3717                 strlcat(ret, va(" \'%i\'", keys[i]), sizeof(ret));
3718
3719         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(ret);
3720 }
3721
3722 /*
3723 =========
3724 VM_stringtokeynum
3725
3726 float stringtokeynum(string key)
3727 =========
3728 */
3729 void VM_stringtokeynum (void)
3730 {
3731         VM_SAFEPARMCOUNT( 1, VM_keynumtostring );
3732
3733         PRVM_G_INT(OFS_RETURN) = Key_StringToKeynum(PRVM_G_STRING(OFS_PARM0));
3734 }
3735
3736 // CL_Video interface functions
3737
3738 /*
3739 ========================
3740 VM_cin_open
3741
3742 float cin_open(string file, string name)
3743 ========================
3744 */
3745 void VM_cin_open( void )
3746 {
3747         const char *file;
3748         const char *name;
3749
3750         VM_SAFEPARMCOUNT( 2, VM_cin_open );
3751
3752         file = PRVM_G_STRING( OFS_PARM0 );
3753         name = PRVM_G_STRING( OFS_PARM1 );
3754
3755         VM_CheckEmptyString( file );
3756     VM_CheckEmptyString( name );
3757
3758         if( CL_OpenVideo( file, name, MENUOWNER ) )
3759                 PRVM_G_FLOAT( OFS_RETURN ) = 1;
3760         else
3761                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3762 }
3763
3764 /*
3765 ========================
3766 VM_cin_close
3767
3768 void cin_close(string name)
3769 ========================
3770 */
3771 void VM_cin_close( void )
3772 {
3773         const char *name;
3774
3775         VM_SAFEPARMCOUNT( 1, VM_cin_close );
3776
3777         name = PRVM_G_STRING( OFS_PARM0 );
3778         VM_CheckEmptyString( name );
3779
3780         CL_CloseVideo( CL_GetVideoByName( name ) );
3781 }
3782
3783 /*
3784 ========================
3785 VM_cin_setstate
3786 void cin_setstate(string name, float type)
3787 ========================
3788 */
3789 void VM_cin_setstate( void )
3790 {
3791         const char *name;
3792         clvideostate_t  state;
3793         clvideo_t               *video;
3794
3795         VM_SAFEPARMCOUNT( 2, VM_cin_netstate );
3796
3797         name = PRVM_G_STRING( OFS_PARM0 );
3798         VM_CheckEmptyString( name );
3799
3800         state = (clvideostate_t)((int)PRVM_G_FLOAT( OFS_PARM1 ));
3801
3802         video = CL_GetVideoByName( name );
3803         if( video && state > CLVIDEO_UNUSED && state < CLVIDEO_STATECOUNT )
3804                 CL_SetVideoState( video, state );
3805 }
3806
3807 /*
3808 ========================
3809 VM_cin_getstate
3810
3811 float cin_getstate(string name)
3812 ========================
3813 */
3814 void VM_cin_getstate( void )
3815 {
3816         const char *name;
3817         clvideo_t               *video;
3818
3819         VM_SAFEPARMCOUNT( 1, VM_cin_getstate );
3820
3821         name = PRVM_G_STRING( OFS_PARM0 );
3822         VM_CheckEmptyString( name );
3823
3824         video = CL_GetVideoByName( name );
3825         if( video )
3826                 PRVM_G_FLOAT( OFS_RETURN ) = (int)video->state;
3827         else
3828                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3829 }
3830
3831 /*
3832 ========================
3833 VM_cin_restart
3834
3835 void cin_restart(string name)
3836 ========================
3837 */
3838 void VM_cin_restart( void )
3839 {
3840         const char *name;
3841         clvideo_t               *video;
3842
3843         VM_SAFEPARMCOUNT( 1, VM_cin_restart );
3844
3845         name = PRVM_G_STRING( OFS_PARM0 );
3846         VM_CheckEmptyString( name );
3847
3848         video = CL_GetVideoByName( name );
3849         if( video )
3850                 CL_RestartVideo( video );
3851 }
3852
3853 /*
3854 ========================
3855 VM_Gecko_Init
3856 ========================
3857 */
3858 void VM_Gecko_Init( void ) {
3859         // the prog struct is memset to 0 by Initprog? [12/6/2007 Black]
3860         // FIXME: remove the other _Init functions then, too? [12/6/2007 Black]
3861 }
3862
3863 /*
3864 ========================
3865 VM_Gecko_Destroy
3866 ========================
3867 */
3868 void VM_Gecko_Destroy( void ) {
3869         int i;
3870         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
3871                 clgecko_t **instance = &prog->opengeckoinstances[ i ];
3872                 if( *instance ) {
3873                         CL_Gecko_DestroyBrowser( *instance );
3874                 }
3875                 *instance = NULL;
3876         }
3877 }
3878
3879 /*
3880 ========================
3881 VM_gecko_create
3882
3883 float[bool] gecko_create( string name )
3884 ========================
3885 */
3886 void VM_gecko_create( void ) {
3887         const char *name;
3888         int i;
3889         clgecko_t *instance;
3890
3891         VM_SAFEPARMCOUNT( 1, VM_gecko_create );
3892
3893         name = PRVM_G_STRING( OFS_PARM0 );
3894         VM_CheckEmptyString( name );
3895
3896         // find an empty slot for this gecko browser..
3897         for( i = 0 ; i < PRVM_MAX_GECKOINSTANCES ; i++ ) {
3898                 if( prog->opengeckoinstances[ i ] == NULL ) {
3899                         break;
3900                 }
3901         }
3902         if( i == PRVM_MAX_GECKOINSTANCES ) {
3903                         VM_Warning("VM_gecko_create: %s ran out of gecko handles (%i)\n", PRVM_NAME, PRVM_MAX_GECKOINSTANCES);
3904                         PRVM_G_FLOAT( OFS_RETURN ) = 0;
3905                         return;
3906         }
3907
3908         instance = prog->opengeckoinstances[ i ] = CL_Gecko_CreateBrowser( name, PRVM_GetProgNr() );
3909    if( !instance ) {
3910                 // TODO: error handling [12/3/2007 Black]
3911                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3912                 return;
3913         }
3914         PRVM_G_FLOAT( OFS_RETURN ) = 1;
3915 }
3916
3917 /*
3918 ========================
3919 VM_gecko_destroy
3920
3921 void gecko_destroy( string name )
3922 ========================
3923 */
3924 void VM_gecko_destroy( void ) {
3925         const char *name;
3926         clgecko_t *instance;
3927
3928         VM_SAFEPARMCOUNT( 1, VM_gecko_destroy );
3929
3930         name = PRVM_G_STRING( OFS_PARM0 );
3931         VM_CheckEmptyString( name );
3932         instance = CL_Gecko_FindBrowser( name );
3933         if( !instance ) {
3934                 return;
3935         }
3936         CL_Gecko_DestroyBrowser( instance );
3937 }
3938
3939 /*
3940 ========================
3941 VM_gecko_navigate
3942
3943 void gecko_navigate( string name, string URI )
3944 ========================
3945 */
3946 void VM_gecko_navigate( void ) {
3947         const char *name;
3948         const char *URI;
3949         clgecko_t *instance;
3950
3951         VM_SAFEPARMCOUNT( 2, VM_gecko_navigate );
3952
3953         name = PRVM_G_STRING( OFS_PARM0 );
3954         URI = PRVM_G_STRING( OFS_PARM1 );
3955         VM_CheckEmptyString( name );
3956         VM_CheckEmptyString( URI );
3957
3958    instance = CL_Gecko_FindBrowser( name );
3959         if( !instance ) {
3960                 return;
3961         }
3962         CL_Gecko_NavigateToURI( instance, URI );
3963 }
3964
3965 /*
3966 ========================
3967 VM_gecko_keyevent
3968
3969 float[bool] gecko_keyevent( string name, float key, float eventtype )
3970 ========================
3971 */
3972 void VM_gecko_keyevent( void ) {
3973         const char *name;
3974         unsigned int key;
3975         clgecko_buttoneventtype_t eventtype;
3976         clgecko_t *instance;
3977
3978         VM_SAFEPARMCOUNT( 3, VM_gecko_keyevent );
3979
3980         name = PRVM_G_STRING( OFS_PARM0 );
3981         VM_CheckEmptyString( name );
3982         key = (unsigned int) PRVM_G_FLOAT( OFS_PARM1 );
3983         switch( (unsigned int) PRVM_G_FLOAT( OFS_PARM2 ) ) {
3984         case 0:
3985                 eventtype = CLG_BET_DOWN;
3986                 break;
3987         case 1:
3988                 eventtype = CLG_BET_UP;
3989                 break;
3990         case 2:
3991                 eventtype = CLG_BET_PRESS;
3992                 break;
3993         case 3:
3994                 eventtype = CLG_BET_DOUBLECLICK;
3995                 break;
3996         default:
3997                 // TODO: console printf? [12/3/2007 Black]
3998                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
3999                 return;
4000         }
4001
4002         instance = CL_Gecko_FindBrowser( name );
4003         if( !instance ) {
4004                 PRVM_G_FLOAT( OFS_RETURN ) = 0;
4005                 return;
4006         }
4007
4008         PRVM_G_FLOAT( OFS_RETURN ) = (CL_Gecko_Event_Key( instance, (keynum_t) key, eventtype ) == true);
4009 }
4010
4011 /*
4012 ========================
4013 VM_gecko_movemouse
4014
4015 void gecko_mousemove( string name, float x, float y )
4016 ========================
4017 */
4018 void VM_gecko_movemouse( void ) {
4019         const char *name;
4020         float x, y;
4021         clgecko_t *instance;
4022
4023         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4024
4025         name = PRVM_G_STRING( OFS_PARM0 );
4026         VM_CheckEmptyString( name );
4027         x = PRVM_G_FLOAT( OFS_PARM1 );
4028         y = PRVM_G_FLOAT( OFS_PARM2 );
4029
4030         instance = CL_Gecko_FindBrowser( name );
4031         if( !instance ) {
4032                 return;
4033         }
4034         CL_Gecko_Event_CursorMove( instance, x, y );
4035 }
4036
4037
4038 /*
4039 ========================
4040 VM_gecko_resize
4041
4042 void gecko_resize( string name, float w, float h )
4043 ========================
4044 */
4045 void VM_gecko_resize( void ) {
4046         const char *name;
4047         float w, h;
4048         clgecko_t *instance;
4049
4050         VM_SAFEPARMCOUNT( 3, VM_gecko_movemouse );
4051
4052         name = PRVM_G_STRING( OFS_PARM0 );
4053         VM_CheckEmptyString( name );
4054         w = PRVM_G_FLOAT( OFS_PARM1 );
4055         h = PRVM_G_FLOAT( OFS_PARM2 );
4056
4057         instance = CL_Gecko_FindBrowser( name );
4058         if( !instance ) {
4059                 return;
4060         }
4061         CL_Gecko_Resize( instance, (int) w, (int) h );
4062 }
4063
4064
4065 /*
4066 ========================
4067 VM_gecko_get_texture_extent
4068
4069 vector gecko_get_texture_extent( string name )
4070 ========================
4071 */
4072 void VM_gecko_get_texture_extent( void ) {
4073         const char *name;
4074         clgecko_t *instance;
4075
4076         VM_SAFEPARMCOUNT( 1, VM_gecko_movemouse );
4077
4078         name = PRVM_G_STRING( OFS_PARM0 );
4079         VM_CheckEmptyString( name );
4080
4081         PRVM_G_VECTOR(OFS_RETURN)[2] = 0;
4082         instance = CL_Gecko_FindBrowser( name );
4083         if( !instance ) {
4084                 PRVM_G_VECTOR(OFS_RETURN)[0] = 0;
4085                 PRVM_G_VECTOR(OFS_RETURN)[1] = 0;
4086                 return;
4087         }
4088         CL_Gecko_GetTextureExtent( instance,
4089                 PRVM_G_VECTOR(OFS_RETURN), PRVM_G_VECTOR(OFS_RETURN)+1 );
4090 }
4091
4092
4093
4094 /*
4095 ==============
4096 VM_makevectors
4097
4098 Writes new values for v_forward, v_up, and v_right based on angles
4099 void makevectors(vector angle)
4100 ==============
4101 */
4102 void VM_makevectors (void)
4103 {
4104         prvm_eval_t *valforward, *valright, *valup;
4105         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4106         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4107         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4108         if (!valforward || !valright || !valup)
4109         {
4110                 VM_Warning("makevectors: could not find v_forward, v_right, or v_up global variables\n");
4111                 return;
4112         }
4113         VM_SAFEPARMCOUNT(1, VM_makevectors);
4114         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), valforward->vector, valright->vector, valup->vector);
4115 }
4116
4117 /*
4118 ==============
4119 VM_vectorvectors
4120
4121 Writes new values for v_forward, v_up, and v_right based on the given forward vector
4122 vectorvectors(vector)
4123 ==============
4124 */
4125 void VM_vectorvectors (void)
4126 {
4127         prvm_eval_t *valforward, *valright, *valup;
4128         valforward = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_forward);
4129         valright = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_right);
4130         valup = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.v_up);
4131         if (!valforward || !valright || !valup)
4132         {
4133                 VM_Warning("vectorvectors: could not find v_forward, v_right, or v_up global variables\n");
4134                 return;
4135         }
4136         VM_SAFEPARMCOUNT(1, VM_vectorvectors);
4137         VectorNormalize2(PRVM_G_VECTOR(OFS_PARM0), valforward->vector);
4138         VectorVectors(valforward->vector, valright->vector, valup->vector);
4139 }
4140
4141 /*
4142 ========================
4143 VM_drawline
4144
4145 void drawline(float width, vector pos1, vector pos2, vector rgb, float alpha, float flags)
4146 ========================
4147 */
4148 void VM_drawline (void)
4149 {
4150         float   *c1, *c2, *rgb;
4151         float   alpha, width;
4152         unsigned char   flags;
4153
4154         VM_SAFEPARMCOUNT(6, VM_drawline);
4155         width   = PRVM_G_FLOAT(OFS_PARM0);
4156         c1              = PRVM_G_VECTOR(OFS_PARM1);
4157         c2              = PRVM_G_VECTOR(OFS_PARM2);
4158         rgb             = PRVM_G_VECTOR(OFS_PARM3);
4159         alpha   = PRVM_G_FLOAT(OFS_PARM4);
4160         flags   = (int)PRVM_G_FLOAT(OFS_PARM5);
4161         DrawQ_Line(width, c1[0], c1[1], c2[0], c2[1], rgb[0], rgb[1], rgb[2], alpha, flags);
4162 }
4163
4164 // float(float number, float quantity) bitshift (EXT_BITSHIFT)
4165 void VM_bitshift (void)
4166 {
4167         int n1, n2;
4168         VM_SAFEPARMCOUNT(2, VM_bitshift);
4169
4170         n1 = (int)fabs((float)((int)PRVM_G_FLOAT(OFS_PARM0)));
4171         n2 = (int)PRVM_G_FLOAT(OFS_PARM1);
4172         if(!n1)
4173                 PRVM_G_FLOAT(OFS_RETURN) = n1;
4174         else
4175         if(n2 < 0)
4176                 PRVM_G_FLOAT(OFS_RETURN) = (n1 >> -n2);
4177         else
4178                 PRVM_G_FLOAT(OFS_RETURN) = (n1 << n2);
4179 }
4180
4181 ////////////////////////////////////////
4182 // AltString functions
4183 ////////////////////////////////////////
4184
4185 /*
4186 ========================
4187 VM_altstr_count
4188
4189 float altstr_count(string)
4190 ========================
4191 */
4192 void VM_altstr_count( void )
4193 {
4194         const char *altstr, *pos;
4195         int     count;
4196
4197         VM_SAFEPARMCOUNT( 1, VM_altstr_count );
4198
4199         altstr = PRVM_G_STRING( OFS_PARM0 );
4200         //VM_CheckEmptyString( altstr );
4201
4202         for( count = 0, pos = altstr ; *pos ; pos++ ) {
4203                 if( *pos == '\\' ) {
4204                         if( !*++pos ) {
4205                                 break;
4206                         }
4207                 } else if( *pos == '\'' ) {
4208                         count++;
4209                 }
4210         }
4211
4212         PRVM_G_FLOAT( OFS_RETURN ) = (float) (count / 2);
4213 }
4214
4215 /*
4216 ========================
4217 VM_altstr_prepare
4218
4219 string altstr_prepare(string)
4220 ========================
4221 */
4222 void VM_altstr_prepare( void )
4223 {
4224         char *out;
4225         const char *instr, *in;
4226         int size;
4227         char outstr[VM_STRINGTEMP_LENGTH];
4228
4229         VM_SAFEPARMCOUNT( 1, VM_altstr_prepare );
4230
4231         instr = PRVM_G_STRING( OFS_PARM0 );
4232
4233         for( out = outstr, in = instr, size = sizeof(outstr) - 1 ; size && *in ; size--, in++, out++ )
4234                 if( *in == '\'' ) {
4235                         *out++ = '\\';
4236                         *out = '\'';
4237                         size--;
4238                 } else
4239                         *out = *in;
4240         *out = 0;
4241
4242         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4243 }
4244
4245 /*
4246 ========================
4247 VM_altstr_get
4248
4249 string altstr_get(string, float)
4250 ========================
4251 */
4252 void VM_altstr_get( void )
4253 {
4254         const char *altstr, *pos;
4255         char *out;
4256         int count, size;
4257         char outstr[VM_STRINGTEMP_LENGTH];
4258
4259         VM_SAFEPARMCOUNT( 2, VM_altstr_get );
4260
4261         altstr = PRVM_G_STRING( OFS_PARM0 );
4262
4263         count = (int)PRVM_G_FLOAT( OFS_PARM1 );
4264         count = count * 2 + 1;
4265
4266         for( pos = altstr ; *pos && count ; pos++ )
4267                 if( *pos == '\\' ) {
4268                         if( !*++pos )
4269                                 break;
4270                 } else if( *pos == '\'' )
4271                         count--;
4272
4273         if( !*pos ) {
4274                 PRVM_G_INT( OFS_RETURN ) = 0;
4275                 return;
4276         }
4277
4278         for( out = outstr, size = sizeof(outstr) - 1 ; size && *pos ; size--, pos++, out++ )
4279                 if( *pos == '\\' ) {
4280                         if( !*++pos )
4281                                 break;
4282                         *out = *pos;
4283                         size--;
4284                 } else if( *pos == '\'' )
4285                         break;
4286                 else
4287                         *out = *pos;
4288
4289         *out = 0;
4290         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4291 }
4292
4293 /*
4294 ========================
4295 VM_altstr_set
4296
4297 string altstr_set(string altstr, float num, string set)
4298 ========================
4299 */
4300 void VM_altstr_set( void )
4301 {
4302     int num;
4303         const char *altstr, *str;
4304         const char *in;
4305         char *out;
4306         char outstr[VM_STRINGTEMP_LENGTH];
4307
4308         VM_SAFEPARMCOUNT( 3, VM_altstr_set );
4309
4310         altstr = PRVM_G_STRING( OFS_PARM0 );
4311
4312         num = (int)PRVM_G_FLOAT( OFS_PARM1 );
4313
4314         str = PRVM_G_STRING( OFS_PARM2 );
4315
4316         out = outstr;
4317         for( num = num * 2 + 1, in = altstr; *in && num; *out++ = *in++ )
4318                 if( *in == '\\' ) {
4319                         if( !*++in ) {
4320                                 break;
4321                         }
4322                 } else if( *in == '\'' ) {
4323                         num--;
4324                 }
4325
4326         // copy set in
4327         for( ; *str; *out++ = *str++ );
4328         // now jump over the old content
4329         for( ; *in ; in++ )
4330                 if( *in == '\'' || (*in == '\\' && !*++in) )
4331                         break;
4332
4333         strlcpy(out, in, outstr + sizeof(outstr) - out);
4334         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4335 }
4336
4337 /*
4338 ========================
4339 VM_altstr_ins
4340 insert after num
4341 string  altstr_ins(string altstr, float num, string set)
4342 ========================
4343 */
4344 void VM_altstr_ins(void)
4345 {
4346         int num;
4347         const char *setstr;
4348         const char *set;
4349         const char *instr;
4350         const char *in;
4351         char *out;
4352         char outstr[VM_STRINGTEMP_LENGTH];
4353
4354         VM_SAFEPARMCOUNT(3, VM_altstr_ins);
4355
4356         in = instr = PRVM_G_STRING( OFS_PARM0 );
4357         num = (int)PRVM_G_FLOAT( OFS_PARM1 );
4358         set = setstr = PRVM_G_STRING( OFS_PARM2 );
4359
4360         out = outstr;
4361         for( num = num * 2 + 2 ; *in && num > 0 ; *out++ = *in++ )
4362                 if( *in == '\\' ) {
4363                         if( !*++in ) {
4364                                 break;
4365                         }
4366                 } else if( *in == '\'' ) {
4367                         num--;
4368                 }
4369
4370         *out++ = '\'';
4371         for( ; *set ; *out++ = *set++ );
4372         *out++ = '\'';
4373
4374         strlcpy(out, in, outstr + sizeof(outstr) - out);
4375         PRVM_G_INT( OFS_RETURN ) = PRVM_SetTempString( outstr );
4376 }
4377
4378
4379 ////////////////////////////////////////
4380 // BufString functions
4381 ////////////////////////////////////////
4382 //[515]: string buffers support
4383
4384 static size_t stringbuffers_sortlength;
4385
4386 static void BufStr_Expand(prvm_stringbuffer_t *stringbuffer, int strindex)
4387 {
4388         if (stringbuffer->max_strings <= strindex)
4389         {
4390                 char **oldstrings = stringbuffer->strings;
4391                 stringbuffer->max_strings = max(stringbuffer->max_strings * 2, 128);
4392                 while (stringbuffer->max_strings <= strindex)
4393                         stringbuffer->max_strings *= 2;
4394                 stringbuffer->strings = (char **) Mem_Alloc(prog->progs_mempool, stringbuffer->max_strings * sizeof(stringbuffer->strings[0]));
4395                 if (stringbuffer->num_strings > 0)
4396                         memcpy(stringbuffer->strings, oldstrings, stringbuffer->num_strings * sizeof(stringbuffer->strings[0]));
4397                 if (oldstrings)
4398                         Mem_Free(oldstrings);
4399         }
4400 }
4401
4402 static void BufStr_Shrink(prvm_stringbuffer_t *stringbuffer)
4403 {
4404         // reduce num_strings if there are empty string slots at the end
4405         while (stringbuffer->num_strings > 0 && stringbuffer->strings[stringbuffer->num_strings - 1] == NULL)
4406                 stringbuffer->num_strings--;
4407
4408         // if empty, free the string pointer array
4409         if (stringbuffer->num_strings == 0)
4410         {
4411                 stringbuffer->max_strings = 0;
4412                 if (stringbuffer->strings)
4413                         Mem_Free(stringbuffer->strings);
4414                 stringbuffer->strings = NULL;
4415         }
4416 }
4417
4418 static int BufStr_SortStringsUP (const void *in1, const void *in2)
4419 {
4420         const char *a, *b;
4421         a = *((const char **) in1);
4422         b = *((const char **) in2);
4423         if(!a[0])       return 1;
4424         if(!b[0])       return -1;
4425         return strncmp(a, b, stringbuffers_sortlength);
4426 }
4427
4428 static int BufStr_SortStringsDOWN (const void *in1, const void *in2)
4429 {
4430         const char *a, *b;
4431         a = *((const char **) in1);
4432         b = *((const char **) in2);
4433         if(!a[0])       return 1;
4434         if(!b[0])       return -1;
4435         return strncmp(b, a, stringbuffers_sortlength);
4436 }
4437
4438 /*
4439 ========================
4440 VM_buf_create
4441 creates new buffer, and returns it's index, returns -1 if failed
4442 float buf_create(void) = #460;
4443 ========================
4444 */
4445 void VM_buf_create (void)
4446 {
4447         prvm_stringbuffer_t *stringbuffer;
4448         int i;
4449         VM_SAFEPARMCOUNT(0, VM_buf_create);
4450         stringbuffer = (prvm_stringbuffer_t *) Mem_ExpandableArray_AllocRecord(&prog->stringbuffersarray);
4451         for (i = 0;stringbuffer != Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, i);i++);
4452         stringbuffer->origin = PRVM_AllocationOrigin();
4453         PRVM_G_FLOAT(OFS_RETURN) = i;
4454 }
4455
4456 /*
4457 ========================
4458 VM_buf_del
4459 deletes buffer and all strings in it
4460 void buf_del(float bufhandle) = #461;
4461 ========================
4462 */
4463 void VM_buf_del (void)
4464 {
4465         prvm_stringbuffer_t *stringbuffer;
4466         VM_SAFEPARMCOUNT(1, VM_buf_del);
4467         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4468         if (stringbuffer)
4469         {
4470                 int i;
4471                 for (i = 0;i < stringbuffer->num_strings;i++)
4472                         if (stringbuffer->strings[i])
4473                                 Mem_Free(stringbuffer->strings[i]);
4474                 if (stringbuffer->strings)
4475                         Mem_Free(stringbuffer->strings);
4476                 if(stringbuffer->origin)
4477                         PRVM_Free((char *)stringbuffer->origin);
4478                 Mem_ExpandableArray_FreeRecord(&prog->stringbuffersarray, stringbuffer);
4479         }
4480         else
4481         {
4482                 VM_Warning("VM_buf_del: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4483                 return;
4484         }
4485 }
4486
4487 /*
4488 ========================
4489 VM_buf_getsize
4490 how many strings are stored in buffer
4491 float buf_getsize(float bufhandle) = #462;
4492 ========================
4493 */
4494 void VM_buf_getsize (void)
4495 {
4496         prvm_stringbuffer_t *stringbuffer;
4497         VM_SAFEPARMCOUNT(1, VM_buf_getsize);
4498
4499         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4500         if(!stringbuffer)
4501         {
4502                 PRVM_G_FLOAT(OFS_RETURN) = -1;
4503                 VM_Warning("VM_buf_getsize: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4504                 return;
4505         }
4506         else
4507                 PRVM_G_FLOAT(OFS_RETURN) = stringbuffer->num_strings;
4508 }
4509
4510 /*
4511 ========================
4512 VM_buf_copy
4513 copy all content from one buffer to another, make sure it exists
4514 void buf_copy(float bufhandle_from, float bufhandle_to) = #463;
4515 ========================
4516 */
4517 void VM_buf_copy (void)
4518 {
4519         prvm_stringbuffer_t *srcstringbuffer, *dststringbuffer;
4520         int i;
4521         VM_SAFEPARMCOUNT(2, VM_buf_copy);
4522
4523         srcstringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4524         if(!srcstringbuffer)
4525         {
4526                 VM_Warning("VM_buf_copy: invalid source buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4527                 return;
4528         }
4529         i = (int)PRVM_G_FLOAT(OFS_PARM1);
4530         if(i == (int)PRVM_G_FLOAT(OFS_PARM0))
4531         {
4532                 VM_Warning("VM_buf_copy: source == destination (%i) in %s\n", i, PRVM_NAME);
4533                 return;
4534         }
4535         dststringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4536         if(!dststringbuffer)
4537         {
4538                 VM_Warning("VM_buf_copy: invalid destination buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM1), PRVM_NAME);
4539                 return;
4540         }
4541
4542         for (i = 0;i < dststringbuffer->num_strings;i++)
4543                 if (dststringbuffer->strings[i])
4544                         Mem_Free(dststringbuffer->strings[i]);
4545         if (dststringbuffer->strings)
4546                 Mem_Free(dststringbuffer->strings);
4547         *dststringbuffer = *srcstringbuffer;
4548         if (dststringbuffer->max_strings)
4549                 dststringbuffer->strings = (char **)Mem_Alloc(prog->progs_mempool, sizeof(dststringbuffer->strings[0]) * dststringbuffer->max_strings);
4550
4551         for (i = 0;i < dststringbuffer->num_strings;i++)
4552         {
4553                 if (srcstringbuffer->strings[i])
4554                 {
4555                         size_t stringlen;
4556                         stringlen = strlen(srcstringbuffer->strings[i]) + 1;
4557                         dststringbuffer->strings[i] = (char *)Mem_Alloc(prog->progs_mempool, stringlen);
4558                         memcpy(dststringbuffer->strings[i], srcstringbuffer->strings[i], stringlen);
4559                 }
4560         }
4561 }
4562
4563 /*
4564 ========================
4565 VM_buf_sort
4566 sort buffer by beginnings of strings (cmplength defaults it's length)
4567 "backward == TRUE" means that sorting goes upside-down
4568 void buf_sort(float bufhandle, float cmplength, float backward) = #464;
4569 ========================
4570 */
4571 void VM_buf_sort (void)
4572 {
4573         prvm_stringbuffer_t *stringbuffer;
4574         VM_SAFEPARMCOUNT(3, VM_buf_sort);
4575
4576         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4577         if(!stringbuffer)
4578         {
4579                 VM_Warning("VM_buf_sort: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4580                 return;
4581         }
4582         if(stringbuffer->num_strings <= 0)
4583         {
4584                 VM_Warning("VM_buf_sort: tried to sort empty buffer %i in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4585                 return;
4586         }
4587         stringbuffers_sortlength = (int)PRVM_G_FLOAT(OFS_PARM1);
4588         if(stringbuffers_sortlength <= 0)
4589                 stringbuffers_sortlength = 0x7FFFFFFF;
4590
4591         if(!PRVM_G_FLOAT(OFS_PARM2))
4592                 qsort(stringbuffer->strings, stringbuffer->num_strings, sizeof(char*), BufStr_SortStringsUP);
4593         else
4594                 qsort(stringbuffer->strings, stringbuffer->num_strings, sizeof(char*), BufStr_SortStringsDOWN);
4595
4596         BufStr_Shrink(stringbuffer);
4597 }
4598
4599 /*
4600 ========================
4601 VM_buf_implode
4602 concantenates all buffer string into one with "glue" separator and returns it as tempstring
4603 string buf_implode(float bufhandle, string glue) = #465;
4604 ========================
4605 */
4606 void VM_buf_implode (void)
4607 {
4608         prvm_stringbuffer_t *stringbuffer;
4609         char                    k[VM_STRINGTEMP_LENGTH];
4610         const char              *sep;
4611         int                             i;
4612         size_t                  l;
4613         VM_SAFEPARMCOUNT(2, VM_buf_implode);
4614
4615         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4616         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
4617         if(!stringbuffer)
4618         {
4619                 VM_Warning("VM_buf_implode: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4620                 return;
4621         }
4622         if(!stringbuffer->num_strings)
4623                 return;
4624         sep = PRVM_G_STRING(OFS_PARM1);
4625         k[0] = 0;
4626         for(l = i = 0;i < stringbuffer->num_strings;i++)
4627         {
4628                 if(stringbuffer->strings[i])
4629                 {
4630                         l += (i > 0 ? strlen(sep) : 0) + strlen(stringbuffer->strings[i]);
4631                         if (l >= sizeof(k) - 1)
4632                                 break;
4633                         strlcat(k, sep, sizeof(k));
4634                         strlcat(k, stringbuffer->strings[i], sizeof(k));
4635                 }
4636         }
4637         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(k);
4638 }
4639
4640 /*
4641 ========================
4642 VM_bufstr_get
4643 get a string from buffer, returns tempstring, dont str_unzone it!
4644 string bufstr_get(float bufhandle, float string_index) = #465;
4645 ========================
4646 */
4647 void VM_bufstr_get (void)
4648 {
4649         prvm_stringbuffer_t *stringbuffer;
4650         int                             strindex;
4651         VM_SAFEPARMCOUNT(2, VM_bufstr_get);
4652
4653         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
4654         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4655         if(!stringbuffer)
4656         {
4657                 VM_Warning("VM_bufstr_get: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4658                 return;
4659         }
4660         strindex = (int)PRVM_G_FLOAT(OFS_PARM1);
4661         if (strindex < 0)
4662         {
4663                 VM_Warning("VM_bufstr_get: invalid string index %i used in %s\n", strindex, PRVM_NAME);
4664                 return;
4665         }
4666         if (strindex < stringbuffer->num_strings && stringbuffer->strings[strindex])
4667                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(stringbuffer->strings[strindex]);
4668 }
4669
4670 /*
4671 ========================
4672 VM_bufstr_set
4673 copies a string into selected slot of buffer
4674 void bufstr_set(float bufhandle, float string_index, string str) = #466;
4675 ========================
4676 */
4677 void VM_bufstr_set (void)
4678 {
4679         int                             strindex;
4680         prvm_stringbuffer_t *stringbuffer;
4681         const char              *news;
4682
4683         VM_SAFEPARMCOUNT(3, VM_bufstr_set);
4684
4685         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4686         if(!stringbuffer)
4687         {
4688                 VM_Warning("VM_bufstr_set: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4689                 return;
4690         }
4691         strindex = (int)PRVM_G_FLOAT(OFS_PARM1);
4692         if(strindex < 0 || strindex >= 1000000) // huge number of strings
4693         {
4694                 VM_Warning("VM_bufstr_set: invalid string index %i used in %s\n", strindex, PRVM_NAME);
4695                 return;
4696         }
4697
4698         BufStr_Expand(stringbuffer, strindex);
4699         stringbuffer->num_strings = max(stringbuffer->num_strings, strindex + 1);
4700
4701         if(stringbuffer->strings[strindex])
4702                 Mem_Free(stringbuffer->strings[strindex]);
4703         stringbuffer->strings[strindex] = NULL;
4704
4705         news = PRVM_G_STRING(OFS_PARM2);
4706         if (news && news[0])
4707         {
4708                 size_t alloclen = strlen(news) + 1;
4709                 stringbuffer->strings[strindex] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4710                 memcpy(stringbuffer->strings[strindex], news, alloclen);
4711         }
4712
4713         BufStr_Shrink(stringbuffer);
4714 }
4715
4716 /*
4717 ========================
4718 VM_bufstr_add
4719 adds string to buffer in first free slot and returns its index
4720 "order == TRUE" means that string will be added after last "full" slot
4721 float bufstr_add(float bufhandle, string str, float order) = #467;
4722 ========================
4723 */
4724 void VM_bufstr_add (void)
4725 {
4726         int                             order, strindex;
4727         prvm_stringbuffer_t *stringbuffer;
4728         const char              *string;
4729         size_t                  alloclen;
4730
4731         VM_SAFEPARMCOUNT(3, VM_bufstr_add);
4732
4733         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4734         PRVM_G_FLOAT(OFS_RETURN) = -1;
4735         if(!stringbuffer)
4736         {
4737                 VM_Warning("VM_bufstr_add: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4738                 return;
4739         }
4740         string = PRVM_G_STRING(OFS_PARM1);
4741         if(!string || !string[0])
4742         {
4743                 VM_Warning("VM_bufstr_add: can not add an empty string to buffer %i in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4744                 return;
4745         }
4746         order = (int)PRVM_G_FLOAT(OFS_PARM2);
4747         if(order)
4748                 strindex = stringbuffer->num_strings;
4749         else
4750                 for (strindex = 0;strindex < stringbuffer->num_strings;strindex++)
4751                         if (stringbuffer->strings[strindex] == NULL)
4752                                 break;
4753
4754         BufStr_Expand(stringbuffer, strindex);
4755
4756         stringbuffer->num_strings = max(stringbuffer->num_strings, strindex + 1);
4757         alloclen = strlen(string) + 1;
4758         stringbuffer->strings[strindex] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4759         memcpy(stringbuffer->strings[strindex], string, alloclen);
4760
4761         PRVM_G_FLOAT(OFS_RETURN) = strindex;
4762 }
4763
4764 /*
4765 ========================
4766 VM_bufstr_free
4767 delete string from buffer
4768 void bufstr_free(float bufhandle, float string_index) = #468;
4769 ========================
4770 */
4771 void VM_bufstr_free (void)
4772 {
4773         int                             i;
4774         prvm_stringbuffer_t     *stringbuffer;
4775         VM_SAFEPARMCOUNT(2, VM_bufstr_free);
4776
4777         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4778         if(!stringbuffer)
4779         {
4780                 VM_Warning("VM_bufstr_free: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4781                 return;
4782         }
4783         i = (int)PRVM_G_FLOAT(OFS_PARM1);
4784         if(i < 0)
4785         {
4786                 VM_Warning("VM_bufstr_free: invalid string index %i used in %s\n", i, PRVM_NAME);
4787                 return;
4788         }
4789
4790         if (i < stringbuffer->num_strings)
4791         {
4792                 if(stringbuffer->strings[i])
4793                         Mem_Free(stringbuffer->strings[i]);
4794                 stringbuffer->strings[i] = NULL;
4795         }
4796
4797         BufStr_Shrink(stringbuffer);
4798 }
4799
4800
4801
4802
4803
4804
4805
4806 void VM_buf_cvarlist(void)
4807 {
4808         cvar_t *cvar;
4809         const char *partial, *antipartial;
4810         size_t len, antilen;
4811         size_t alloclen;
4812         qboolean ispattern, antiispattern;
4813         int n;
4814         prvm_stringbuffer_t     *stringbuffer;
4815         VM_SAFEPARMCOUNTRANGE(2, 3, VM_buf_cvarlist);
4816
4817         stringbuffer = (prvm_stringbuffer_t *)Mem_ExpandableArray_RecordAtIndex(&prog->stringbuffersarray, (int)PRVM_G_FLOAT(OFS_PARM0));
4818         if(!stringbuffer)
4819         {
4820                 VM_Warning("VM_bufstr_free: invalid buffer %i used in %s\n", (int)PRVM_G_FLOAT(OFS_PARM0), PRVM_NAME);
4821                 return;
4822         }
4823
4824         partial = PRVM_G_STRING(OFS_PARM1);
4825         if(!partial)
4826                 len = 0;
4827         else
4828                 len = strlen(partial);
4829
4830         if(prog->argc == 3)
4831                 antipartial = PRVM_G_STRING(OFS_PARM2);
4832         else
4833                 antipartial = NULL;
4834         if(!antipartial)
4835                 antilen = 0;
4836         else
4837                 antilen = strlen(antipartial);
4838
4839         for (n = 0;n < stringbuffer->num_strings;n++)
4840                 if (stringbuffer->strings[n])
4841                         Mem_Free(stringbuffer->strings[n]);
4842         if (stringbuffer->strings)
4843                 Mem_Free(stringbuffer->strings);
4844         stringbuffer->strings = NULL;
4845
4846         ispattern = partial && (strchr(partial, '*') || strchr(partial, '?'));
4847         antiispattern = antipartial && (strchr(antipartial, '*') || strchr(antipartial, '?'));
4848
4849         n = 0;
4850         for(cvar = cvar_vars; cvar; cvar = cvar->next)
4851         {
4852                 if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
4853                         continue;
4854
4855                 if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
4856                         continue;
4857
4858                 ++n;
4859         }
4860
4861         stringbuffer->max_strings = stringbuffer->num_strings = n;
4862         if (stringbuffer->max_strings)
4863                 stringbuffer->strings = (char **)Mem_Alloc(prog->progs_mempool, sizeof(stringbuffer->strings[0]) * stringbuffer->max_strings);
4864
4865         n = 0;
4866         for(cvar = cvar_vars; cvar; cvar = cvar->next)
4867         {
4868                 if(len && (ispattern ? !matchpattern_with_separator(cvar->name, partial, false, "", false) : strncmp(partial, cvar->name, len)))
4869                         continue;
4870
4871                 if(antilen && (antiispattern ? matchpattern_with_separator(cvar->name, antipartial, false, "", false) : !strncmp(antipartial, cvar->name, antilen)))
4872                         continue;
4873
4874                 alloclen = strlen(cvar->name) + 1;
4875                 stringbuffer->strings[n] = (char *)Mem_Alloc(prog->progs_mempool, alloclen);
4876                 memcpy(stringbuffer->strings[n], cvar->name, alloclen);
4877
4878                 ++n;
4879         }
4880 }
4881
4882
4883
4884
4885 //=============
4886
4887 /*
4888 ==============
4889 VM_changeyaw
4890
4891 This was a major timewaster in progs, so it was converted to C
4892 ==============
4893 */
4894 void VM_changeyaw (void)
4895 {
4896         prvm_edict_t            *ent;
4897         float           ideal, current, move, speed;
4898
4899         // this is called (VERY HACKISHLY) by SV_MoveToGoal, so it can not use any
4900         // parameters because they are the parameters to SV_MoveToGoal, not this
4901         //VM_SAFEPARMCOUNT(0, VM_changeyaw);
4902
4903         ent = PRVM_PROG_TO_EDICT(PRVM_GLOBALFIELDVALUE(prog->globaloffsets.self)->edict);
4904         if (ent == prog->edicts)
4905         {
4906                 VM_Warning("changeyaw: can not modify world entity\n");
4907                 return;
4908         }
4909         if (ent->priv.server->free)
4910         {
4911                 VM_Warning("changeyaw: can not modify free entity\n");
4912                 return;
4913         }
4914         if (prog->fieldoffsets.angles < 0 || prog->fieldoffsets.ideal_yaw < 0 || prog->fieldoffsets.yaw_speed < 0)
4915         {
4916                 VM_Warning("changeyaw: angles, ideal_yaw, or yaw_speed field(s) not found\n");
4917                 return;
4918         }
4919         current = ANGLEMOD(PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[1]);
4920         ideal = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.ideal_yaw)->_float;
4921         speed = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.yaw_speed)->_float;
4922
4923         if (current == ideal)
4924                 return;
4925         move = ideal - current;
4926         if (ideal > current)
4927         {
4928                 if (move >= 180)
4929                         move = move - 360;
4930         }
4931         else
4932         {
4933                 if (move <= -180)
4934                         move = move + 360;
4935         }
4936         if (move > 0)
4937         {
4938                 if (move > speed)
4939                         move = speed;
4940         }
4941         else
4942         {
4943                 if (move < -speed)
4944                         move = -speed;
4945         }
4946
4947         PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[1] = ANGLEMOD (current + move);
4948 }
4949
4950 /*
4951 ==============
4952 VM_changepitch
4953 ==============
4954 */
4955 void VM_changepitch (void)
4956 {
4957         prvm_edict_t            *ent;
4958         float           ideal, current, move, speed;
4959
4960         VM_SAFEPARMCOUNT(1, VM_changepitch);
4961
4962         ent = PRVM_G_EDICT(OFS_PARM0);
4963         if (ent == prog->edicts)
4964         {
4965                 VM_Warning("changepitch: can not modify world entity\n");
4966                 return;
4967         }
4968         if (ent->priv.server->free)
4969         {
4970                 VM_Warning("changepitch: can not modify free entity\n");
4971                 return;
4972         }
4973         if (prog->fieldoffsets.angles < 0 || prog->fieldoffsets.idealpitch < 0 || prog->fieldoffsets.pitch_speed < 0)
4974         {
4975                 VM_Warning("changepitch: angles, idealpitch, or pitch_speed field(s) not found\n");
4976                 return;
4977         }
4978         current = ANGLEMOD(PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[0]);
4979         ideal = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.idealpitch)->_float;
4980         speed = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.pitch_speed)->_float;
4981
4982         if (current == ideal)
4983                 return;
4984         move = ideal - current;
4985         if (ideal > current)
4986         {
4987                 if (move >= 180)
4988                         move = move - 360;
4989         }
4990         else
4991         {
4992                 if (move <= -180)
4993                         move = move + 360;
4994         }
4995         if (move > 0)
4996         {
4997                 if (move > speed)
4998                         move = speed;
4999         }
5000         else
5001         {
5002                 if (move < -speed)
5003                         move = -speed;
5004         }
5005
5006         PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.angles)->vector[0] = ANGLEMOD (current + move);
5007 }
5008
5009
5010 void VM_uncolorstring (void)
5011 {
5012         char szNewString[VM_STRINGTEMP_LENGTH];
5013         const char *szString;
5014
5015         // Prepare Strings
5016         VM_SAFEPARMCOUNT(1, VM_uncolorstring);
5017         szString = PRVM_G_STRING(OFS_PARM0);
5018         COM_StringDecolorize(szString, 0, szNewString, sizeof(szNewString), TRUE);
5019         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(szNewString);
5020
5021 }
5022
5023 // #221 float(string str, string sub[, float startpos]) strstrofs (FTE_STRINGS)
5024 //strstr, without generating a new string. Use in conjunction with FRIK_FILE's substring for more similar strstr.
5025 void VM_strstrofs (void)
5026 {
5027         const char *instr, *match;
5028         int firstofs;
5029         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strstrofs);
5030         instr = PRVM_G_STRING(OFS_PARM0);
5031         match = PRVM_G_STRING(OFS_PARM1);
5032         firstofs = (prog->argc > 2)?(int)PRVM_G_FLOAT(OFS_PARM2):0;
5033         firstofs = u8_bytelen(instr, firstofs);
5034
5035         if (firstofs && (firstofs < 0 || firstofs > (int)strlen(instr)))
5036         {
5037                 PRVM_G_FLOAT(OFS_RETURN) = -1;
5038                 return;
5039         }
5040
5041         match = strstr(instr+firstofs, match);
5042         if (!match)
5043                 PRVM_G_FLOAT(OFS_RETURN) = -1;
5044         else
5045                 PRVM_G_FLOAT(OFS_RETURN) = match - instr;
5046 }
5047
5048 //#222 string(string s, float index) str2chr (FTE_STRINGS)
5049 void VM_str2chr (void)
5050 {
5051         const char *s;
5052         Uchar ch;
5053         int index;
5054         VM_SAFEPARMCOUNT(2, VM_str2chr);
5055         s = PRVM_G_STRING(OFS_PARM0);
5056         index = u8_bytelen(s, (int)PRVM_G_FLOAT(OFS_PARM1));
5057
5058         if((unsigned)index < strlen(s))
5059         {
5060                 ch = u8_getchar(s + index, NULL);
5061                 PRVM_G_FLOAT(OFS_RETURN) = ch;
5062         }
5063         else
5064                 PRVM_G_FLOAT(OFS_RETURN) = 0;
5065 }
5066
5067 //#223 string(float c, ...) chr2str (FTE_STRINGS)
5068 void VM_chr2str (void)
5069 {
5070         /*
5071         char    t[9];
5072         int             i;
5073         VM_SAFEPARMCOUNTRANGE(0, 8, VM_chr2str);
5074         for(i = 0;i < prog->argc && i < (int)sizeof(t) - 1;i++)
5075                 t[i] = (unsigned char)PRVM_G_FLOAT(OFS_PARM0+i*3);
5076         t[i] = 0;
5077         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
5078         */
5079         char t[9 * 4 + 1];
5080         int i;
5081         size_t len = 0;
5082         VM_SAFEPARMCOUNTRANGE(0, 8, VM_chr2str);
5083         for(i = 0; i < prog->argc && len < sizeof(t)-1; ++i)
5084                 len += u8_fromchar((Uchar)PRVM_G_FLOAT(OFS_PARM0+i*3), t + len, sizeof(t)-1);
5085         t[len] = 0;
5086         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
5087 }
5088
5089 static int chrconv_number(int i, int base, int conv)
5090 {
5091         i -= base;
5092         switch (conv)
5093         {
5094         default:
5095         case 5:
5096         case 6:
5097         case 0:
5098                 break;
5099         case 1:
5100                 base = '0';
5101                 break;
5102         case 2:
5103                 base = '0'+128;
5104                 break;
5105         case 3:
5106                 base = '0'-30;
5107                 break;
5108         case 4:
5109                 base = '0'+128-30;
5110                 break;
5111         }
5112         return i + base;
5113 }
5114 static int chrconv_punct(int i, int base, int conv)
5115 {
5116         i -= base;
5117         switch (conv)
5118         {
5119         default:
5120         case 0:
5121                 break;
5122         case 1:
5123                 base = 0;
5124                 break;
5125         case 2:
5126                 base = 128;
5127                 break;
5128         }
5129         return i + base;
5130 }
5131
5132 static int chrchar_alpha(int i, int basec, int baset, int convc, int convt, int charnum)
5133 {
5134         //convert case and colour seperatly...
5135
5136         i -= baset + basec;
5137         switch (convt)
5138         {
5139         default:
5140         case 0:
5141                 break;
5142         case 1:
5143                 baset = 0;
5144                 break;
5145         case 2:
5146                 baset = 128;
5147                 break;
5148
5149         case 5:
5150         case 6:
5151                 baset = 128*((charnum&1) == (convt-5));
5152                 break;
5153         }
5154
5155         switch (convc)
5156         {
5157         default:
5158         case 0:
5159                 break;
5160         case 1:
5161                 basec = 'a';
5162                 break;
5163         case 2:
5164                 basec = 'A';
5165                 break;
5166         }
5167         return i + basec + baset;
5168 }
5169 // #224 string(float ccase, float calpha, float cnum, string s, ...) strconv (FTE_STRINGS)
5170 //bulk convert a string. change case or colouring.
5171 void VM_strconv (void)
5172 {
5173         int ccase, redalpha, rednum, len, i;
5174         unsigned char resbuf[VM_STRINGTEMP_LENGTH];
5175         unsigned char *result = resbuf;
5176
5177         VM_SAFEPARMCOUNTRANGE(3, 8, VM_strconv);
5178
5179         ccase = (int) PRVM_G_FLOAT(OFS_PARM0);  //0 same, 1 lower, 2 upper
5180         redalpha = (int) PRVM_G_FLOAT(OFS_PARM1);       //0 same, 1 white, 2 red,  5 alternate, 6 alternate-alternate
5181         rednum = (int) PRVM_G_FLOAT(OFS_PARM2); //0 same, 1 white, 2 red, 3 redspecial, 4 whitespecial, 5 alternate, 6 alternate-alternate
5182         VM_VarString(3, (char *) resbuf, sizeof(resbuf));
5183         len = strlen((char *) resbuf);
5184
5185         for (i = 0; i < len; i++, result++)     //should this be done backwards?
5186         {
5187                 if (*result >= '0' && *result <= '9')   //normal numbers...
5188                         *result = chrconv_number(*result, '0', rednum);
5189                 else if (*result >= '0'+128 && *result <= '9'+128)
5190                         *result = chrconv_number(*result, '0'+128, rednum);
5191                 else if (*result >= '0'+128-30 && *result <= '9'+128-30)
5192                         *result = chrconv_number(*result, '0'+128-30, rednum);
5193                 else if (*result >= '0'-30 && *result <= '9'-30)
5194                         *result = chrconv_number(*result, '0'-30, rednum);
5195
5196                 else if (*result >= 'a' && *result <= 'z')      //normal numbers...
5197                         *result = chrchar_alpha(*result, 'a', 0, ccase, redalpha, i);
5198                 else if (*result >= 'A' && *result <= 'Z')      //normal numbers...
5199                         *result = chrchar_alpha(*result, 'A', 0, ccase, redalpha, i);
5200                 else if (*result >= 'a'+128 && *result <= 'z'+128)      //normal numbers...
5201                         *result = chrchar_alpha(*result, 'a', 128, ccase, redalpha, i);
5202                 else if (*result >= 'A'+128 && *result <= 'Z'+128)      //normal numbers...
5203                         *result = chrchar_alpha(*result, 'A', 128, ccase, redalpha, i);
5204
5205                 else if ((*result & 127) < 16 || !redalpha)     //special chars..
5206                         *result = *result;
5207                 else if (*result < 128)
5208                         *result = chrconv_punct(*result, 0, redalpha);
5209                 else
5210                         *result = chrconv_punct(*result, 128, redalpha);
5211         }
5212         *result = '\0';
5213
5214         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString((char *) resbuf);
5215 }
5216
5217 // #225 string(float chars, string s, ...) strpad (FTE_STRINGS)
5218 void VM_strpad (void)
5219 {
5220         char src[VM_STRINGTEMP_LENGTH];
5221         char destbuf[VM_STRINGTEMP_LENGTH];
5222         int pad;
5223         VM_SAFEPARMCOUNTRANGE(1, 8, VM_strpad);
5224         pad = (int) PRVM_G_FLOAT(OFS_PARM0);
5225         VM_VarString(1, src, sizeof(src));
5226
5227         // note: < 0 = left padding, > 0 = right padding,
5228         // this is reverse logic of printf!
5229         dpsnprintf(destbuf, sizeof(destbuf), "%*s", -pad, src);
5230
5231         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(destbuf);
5232 }
5233
5234 // #226 string(string info, string key, string value, ...) infoadd (FTE_STRINGS)
5235 //uses qw style \key\value strings
5236 void VM_infoadd (void)
5237 {
5238         const char *info, *key;
5239         char value[VM_STRINGTEMP_LENGTH];
5240         char temp[VM_STRINGTEMP_LENGTH];
5241
5242         VM_SAFEPARMCOUNTRANGE(2, 8, VM_infoadd);
5243         info = PRVM_G_STRING(OFS_PARM0);
5244         key = PRVM_G_STRING(OFS_PARM1);
5245         VM_VarString(2, value, sizeof(value));
5246
5247         strlcpy(temp, info, VM_STRINGTEMP_LENGTH);
5248
5249         InfoString_SetValue(temp, VM_STRINGTEMP_LENGTH, key, value);
5250
5251         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(temp);
5252 }
5253
5254 // #227 string(string info, string key) infoget (FTE_STRINGS)
5255 //uses qw style \key\value strings
5256 void VM_infoget (void)
5257 {
5258         const char *info;
5259         const char *key;
5260         char value[VM_STRINGTEMP_LENGTH];
5261
5262         VM_SAFEPARMCOUNT(2, VM_infoget);
5263         info = PRVM_G_STRING(OFS_PARM0);
5264         key = PRVM_G_STRING(OFS_PARM1);
5265
5266         InfoString_GetValue(info, key, value, VM_STRINGTEMP_LENGTH);
5267
5268         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(value);
5269 }
5270
5271 //#228 float(string s1, string s2, float len) strncmp (FTE_STRINGS)
5272 // also float(string s1, string s2) strcmp (FRIK_FILE)
5273 void VM_strncmp (void)
5274 {
5275         const char *s1, *s2;
5276         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strncmp);
5277         s1 = PRVM_G_STRING(OFS_PARM0);
5278         s2 = PRVM_G_STRING(OFS_PARM1);
5279         if (prog->argc > 2)
5280         {
5281                 PRVM_G_FLOAT(OFS_RETURN) = strncmp(s1, s2, (size_t)PRVM_G_FLOAT(OFS_PARM2));
5282         }
5283         else
5284         {
5285                 PRVM_G_FLOAT(OFS_RETURN) = strcmp(s1, s2);
5286         }
5287 }
5288
5289 // #229 float(string s1, string s2) strcasecmp (FTE_STRINGS)
5290 // #230 float(string s1, string s2, float len) strncasecmp (FTE_STRINGS)
5291 void VM_strncasecmp (void)
5292 {
5293         const char *s1, *s2;
5294         VM_SAFEPARMCOUNTRANGE(2, 3, VM_strncasecmp);
5295         s1 = PRVM_G_STRING(OFS_PARM0);
5296         s2 = PRVM_G_STRING(OFS_PARM1);
5297         if (prog->argc > 2)
5298         {
5299                 PRVM_G_FLOAT(OFS_RETURN) = strncasecmp(s1, s2, (size_t)PRVM_G_FLOAT(OFS_PARM2));
5300         }
5301         else
5302         {
5303                 PRVM_G_FLOAT(OFS_RETURN) = strcasecmp(s1, s2);
5304         }
5305 }
5306
5307 // #494 float(float caseinsensitive, string s, ...) crc16
5308 void VM_crc16(void)
5309 {
5310         float insensitive;
5311         static char s[VM_STRINGTEMP_LENGTH];
5312         VM_SAFEPARMCOUNTRANGE(2, 8, VM_hash);
5313         insensitive = PRVM_G_FLOAT(OFS_PARM0);
5314         VM_VarString(1, s, sizeof(s));
5315         PRVM_G_FLOAT(OFS_RETURN) = (unsigned short) ((insensitive ? CRC_Block_CaseInsensitive : CRC_Block) ((unsigned char *) s, strlen(s)));
5316 }
5317
5318 void VM_wasfreed (void)
5319 {
5320         VM_SAFEPARMCOUNT(1, VM_wasfreed);
5321         PRVM_G_FLOAT(OFS_RETURN) = PRVM_G_EDICT(OFS_PARM0)->priv.required->free;
5322 }
5323
5324 void VM_SetTraceGlobals(const trace_t *trace)
5325 {
5326         prvm_eval_t *val;
5327         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_allsolid)))
5328                 val->_float = trace->allsolid;
5329         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_startsolid)))
5330                 val->_float = trace->startsolid;
5331         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_fraction)))
5332                 val->_float = trace->fraction;
5333         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inwater)))
5334                 val->_float = trace->inwater;
5335         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inopen)))
5336                 val->_float = trace->inopen;
5337         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_endpos)))
5338                 VectorCopy(trace->endpos, val->vector);
5339         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_normal)))
5340                 VectorCopy(trace->plane.normal, val->vector);
5341         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_dist)))
5342                 val->_float = trace->plane.dist;
5343         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_ent)))
5344                 val->edict = PRVM_EDICT_TO_PROG(trace->ent ? trace->ent : prog->edicts);
5345         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
5346                 val->_float = trace->startsupercontents;
5347         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
5348                 val->_float = trace->hitsupercontents;
5349         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
5350                 val->_float = trace->hitq3surfaceflags;
5351         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
5352                 val->string = trace->hittexture ? PRVM_SetTempString(trace->hittexture->name) : 0;
5353 }
5354
5355 void VM_ClearTraceGlobals(void)
5356 {
5357         // clean up all trace globals when leaving the VM (anti-triggerbot safeguard)
5358         prvm_eval_t *val;
5359         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_allsolid)))
5360                 val->_float = 0;
5361         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_startsolid)))
5362                 val->_float = 0;
5363         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_fraction)))
5364                 val->_float = 0;
5365         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inwater)))
5366                 val->_float = 0;
5367         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_inopen)))
5368                 val->_float = 0;
5369         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_endpos)))
5370                 VectorClear(val->vector);
5371         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_normal)))
5372                 VectorClear(val->vector);
5373         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_plane_dist)))
5374                 val->_float = 0;
5375         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_ent)))
5376                 val->edict = PRVM_EDICT_TO_PROG(prog->edicts);
5377         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dpstartcontents)))
5378                 val->_float = 0;
5379         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitcontents)))
5380                 val->_float = 0;
5381         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphitq3surfaceflags)))
5382                 val->_float = 0;
5383         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_dphittexturename)))
5384                 val->string = 0;
5385 }
5386
5387 //=============
5388
5389 void VM_Cmd_Init(void)
5390 {
5391         // only init the stuff for the current prog
5392         VM_Files_Init();
5393         VM_Search_Init();
5394         VM_Gecko_Init();
5395 //      VM_BufStr_Init();
5396 }
5397
5398 void VM_Cmd_Reset(void)
5399 {
5400         CL_PurgeOwner( MENUOWNER );
5401         VM_Search_Reset();
5402         VM_Files_CloseAll();
5403         VM_Gecko_Destroy();
5404 //      VM_BufStr_ShutDown();
5405 }
5406
5407 // #510 string(string input, ...) uri_escape (DP_QC_URI_ESCAPE)
5408 // does URI escaping on a string (replace evil stuff by %AB escapes)
5409 void VM_uri_escape (void)
5410 {
5411         char src[VM_STRINGTEMP_LENGTH];
5412         char dest[VM_STRINGTEMP_LENGTH];
5413         char *p, *q;
5414         static const char *hex = "0123456789ABCDEF";
5415
5416         VM_SAFEPARMCOUNTRANGE(1, 8, VM_uri_escape);
5417         VM_VarString(0, src, sizeof(src));
5418
5419         for(p = src, q = dest; *p && q < dest + sizeof(dest) - 3; ++p)
5420         {
5421                 if((*p >= 'A' && *p <= 'Z')
5422                         || (*p >= 'a' && *p <= 'z')
5423                         || (*p >= '0' && *p <= '9')
5424                         || (*p == '-')  || (*p == '_') || (*p == '.')
5425                         || (*p == '!')  || (*p == '~') || (*p == '*')
5426                         || (*p == '\'') || (*p == '(') || (*p == ')'))
5427                         *q++ = *p;
5428                 else
5429                 {
5430                         *q++ = '%';
5431                         *q++ = hex[(*(unsigned char *)p >> 4) & 0xF];
5432                         *q++ = hex[ *(unsigned char *)p       & 0xF];
5433                 }
5434         }
5435         *q++ = 0;
5436
5437         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(dest);
5438 }
5439
5440 // #510 string(string input, ...) uri_unescape (DP_QC_URI_ESCAPE)
5441 // does URI unescaping on a string (get back the evil stuff)
5442 void VM_uri_unescape (void)
5443 {
5444         char src[VM_STRINGTEMP_LENGTH];
5445         char dest[VM_STRINGTEMP_LENGTH];
5446         char *p, *q;
5447         int hi, lo;
5448
5449         VM_SAFEPARMCOUNTRANGE(1, 8, VM_uri_unescape);
5450         VM_VarString(0, src, sizeof(src));
5451
5452         for(p = src, q = dest; *p; ) // no need to check size, because unescape can't expand
5453         {
5454                 if(*p == '%')
5455                 {
5456                         if(p[1] >= '0' && p[1] <= '9')
5457                                 hi = p[1] - '0';
5458                         else if(p[1] >= 'a' && p[1] <= 'f')
5459                                 hi = p[1] - 'a' + 10;
5460                         else if(p[1] >= 'A' && p[1] <= 'F')
5461                                 hi = p[1] - 'A' + 10;
5462                         else
5463                                 goto nohex;
5464                         if(p[2] >= '0' && p[2] <= '9')
5465                                 lo = p[2] - '0';
5466                         else if(p[2] >= 'a' && p[2] <= 'f')
5467                                 lo = p[2] - 'a' + 10;
5468                         else if(p[2] >= 'A' && p[2] <= 'F')
5469                                 lo = p[2] - 'A' + 10;
5470                         else
5471                                 goto nohex;
5472                         if(hi != 0 || lo != 0) // don't unescape NUL bytes
5473                                 *q++ = (char) (hi * 0x10 + lo);
5474                         p += 3;
5475                         continue;
5476                 }
5477
5478 nohex:
5479                 // otherwise:
5480                 *q++ = *p++;
5481         }
5482         *q++ = 0;
5483
5484         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(dest);
5485 }
5486
5487 // #502 string(string filename) whichpack (DP_QC_WHICHPACK)
5488 // returns the name of the pack containing a file, or "" if it is not in any pack (but local or non-existant)
5489 void VM_whichpack (void)
5490 {
5491         const char *fn, *pack;
5492
5493         VM_SAFEPARMCOUNT(1, VM_whichpack);
5494         fn = PRVM_G_STRING(OFS_PARM0);
5495         pack = FS_WhichPack(fn);
5496
5497         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(pack ? pack : "");
5498 }
5499
5500 typedef struct
5501 {
5502         int prognr;
5503         double starttime;
5504         float id;
5505         char buffer[MAX_INPUTLINE];
5506 }
5507 uri_to_prog_t;
5508
5509 static void uri_to_string_callback(int status, size_t length_received, unsigned char *buffer, void *cbdata)
5510 {
5511         uri_to_prog_t *handle = (uri_to_prog_t *) cbdata;
5512
5513         if(!PRVM_ProgLoaded(handle->prognr))
5514         {
5515                 // curl reply came too late... so just drop it
5516                 Z_Free(handle);
5517                 return;
5518         }
5519
5520         PRVM_SetProg(handle->prognr);
5521         PRVM_Begin;
5522                 if((prog->starttime == handle->starttime) && (prog->funcoffsets.URI_Get_Callback))
5523                 {
5524                         if(length_received >= sizeof(handle->buffer))
5525                                 length_received = sizeof(handle->buffer) - 1;
5526                         handle->buffer[length_received] = 0;
5527
5528                         PRVM_G_FLOAT(OFS_PARM0) = handle->id;
5529                         PRVM_G_FLOAT(OFS_PARM1) = status;
5530                         PRVM_G_INT(OFS_PARM2) = PRVM_SetTempString(handle->buffer);
5531                         PRVM_ExecuteProgram(prog->funcoffsets.URI_Get_Callback, "QC function URI_Get_Callback is missing");
5532                 }
5533         PRVM_End;
5534
5535         Z_Free(handle);
5536 }
5537
5538 // uri_get() gets content from an URL and calls a callback "uri_get_callback" with it set as string; an unique ID of the transfer is returned
5539 // returns 1 on success, and then calls the callback with the ID, 0 or the HTTP status code, and the received data in a string
5540 void VM_uri_get (void)
5541 {
5542         const char *url;
5543         float id;
5544         qboolean ret;
5545         uri_to_prog_t *handle;
5546
5547         if(!prog->funcoffsets.URI_Get_Callback)
5548                 PRVM_ERROR("uri_get called by %s without URI_Get_Callback defined", PRVM_NAME);
5549
5550         VM_SAFEPARMCOUNT(2, VM_uri_get);
5551
5552         url = PRVM_G_STRING(OFS_PARM0);
5553         id = PRVM_G_FLOAT(OFS_PARM1);
5554         handle = (uri_to_prog_t *) Z_Malloc(sizeof(*handle)); // this can't be the prog's mem pool, as curl may call the callback later!
5555
5556         handle->prognr = PRVM_GetProgNr();
5557         handle->starttime = prog->starttime;
5558         handle->id = id;
5559         ret = Curl_Begin_ToMemory(url, (unsigned char *) handle->buffer, sizeof(handle->buffer), uri_to_string_callback, handle);
5560         if(ret)
5561         {
5562                 PRVM_G_INT(OFS_RETURN) = 1;
5563         }
5564         else
5565         {
5566                 Z_Free(handle);
5567                 PRVM_G_INT(OFS_RETURN) = 0;
5568         }
5569 }
5570
5571 void VM_netaddress_resolve (void)
5572 {
5573         const char *ip;
5574         char normalized[128];
5575         int port;
5576         lhnetaddress_t addr;
5577
5578         VM_SAFEPARMCOUNTRANGE(1, 2, VM_netaddress_resolve);
5579
5580         ip = PRVM_G_STRING(OFS_PARM0);
5581         port = 0;
5582         if(prog->argc > 1)
5583                 port = (int) PRVM_G_FLOAT(OFS_PARM1);
5584
5585         if(LHNETADDRESS_FromString(&addr, ip, port) && LHNETADDRESS_ToString(&addr, normalized, sizeof(normalized), prog->argc > 1))
5586                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(normalized);
5587         else
5588                 PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString("");
5589 }
5590
5591 //string(void) getextresponse = #624; // returns the next extResponse packet that was sent to this client
5592 void VM_CL_getextresponse (void)
5593 {
5594         VM_SAFEPARMCOUNT(0,VM_argv);
5595
5596         if (cl_net_extresponse_count <= 0)
5597                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
5598         else
5599         {
5600                 int first;
5601                 --cl_net_extresponse_count;
5602                 first = (cl_net_extresponse_last + NET_EXTRESPONSE_MAX - cl_net_extresponse_count) % NET_EXTRESPONSE_MAX;
5603                 PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(cl_net_extresponse[first]);
5604         }
5605 }
5606
5607 void VM_SV_getextresponse (void)
5608 {
5609         VM_SAFEPARMCOUNT(0,VM_argv);
5610
5611         if (sv_net_extresponse_count <= 0)
5612                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
5613         else
5614         {
5615                 int first;
5616                 --sv_net_extresponse_count;
5617                 first = (sv_net_extresponse_last + NET_EXTRESPONSE_MAX - sv_net_extresponse_count) % NET_EXTRESPONSE_MAX;
5618                 PRVM_G_INT(OFS_RETURN) = PRVM_SetEngineString(sv_net_extresponse[first]);
5619         }
5620 }
5621
5622 /*
5623 =========
5624 VM_M_callfunction
5625
5626         callfunction(...,string function_name)
5627 Extension: pass
5628 =========
5629 */
5630 mfunction_t *PRVM_ED_FindFunction (const char *name);
5631 void VM_callfunction(void)
5632 {
5633         mfunction_t *func;
5634         const char *s;
5635
5636         VM_SAFEPARMCOUNTRANGE(1, 8, VM_callfunction);
5637
5638         s = PRVM_G_STRING(OFS_PARM0+(prog->argc - 1)*3);
5639
5640         VM_CheckEmptyString(s);
5641
5642         func = PRVM_ED_FindFunction(s);
5643
5644         if(!func)
5645                 PRVM_ERROR("VM_callfunciton: function %s not found !", s);
5646         else if (func->first_statement < 0)
5647         {
5648                 // negative statements are built in functions
5649                 int builtinnumber = -func->first_statement;
5650                 prog->xfunction->builtinsprofile++;
5651                 if (builtinnumber < prog->numbuiltins && prog->builtins[builtinnumber])
5652                         prog->builtins[builtinnumber]();
5653                 else
5654                         PRVM_ERROR("No such builtin #%i in %s; most likely cause: outdated engine build. Try updating!", builtinnumber, PRVM_NAME);
5655         }
5656         else if(func - prog->functions > 0)
5657         {
5658                 prog->argc--;
5659                 PRVM_ExecuteProgram(func - prog->functions,"");
5660                 prog->argc++;
5661         }
5662 }
5663
5664 /*
5665 =========
5666 VM_isfunction
5667
5668 float   isfunction(string function_name)
5669 =========
5670 */
5671 mfunction_t *PRVM_ED_FindFunction (const char *name);
5672 void VM_isfunction(void)
5673 {
5674         mfunction_t *func;
5675         const char *s;
5676
5677         VM_SAFEPARMCOUNT(1, VM_isfunction);
5678
5679         s = PRVM_G_STRING(OFS_PARM0);
5680
5681         VM_CheckEmptyString(s);
5682
5683         func = PRVM_ED_FindFunction(s);
5684
5685         if(!func)
5686                 PRVM_G_FLOAT(OFS_RETURN) = false;
5687         else
5688                 PRVM_G_FLOAT(OFS_RETURN) = true;
5689 }
5690
5691 /*
5692 =========
5693 VM_sprintf
5694
5695 string sprintf(string format, ...)
5696 =========
5697 */
5698
5699 void VM_sprintf(void)
5700 {
5701         const char *s, *s0;
5702         char outbuf[MAX_INPUTLINE];
5703         char *o = outbuf, *end = outbuf + sizeof(outbuf), *err;
5704         int argpos = 1;
5705         int width, precision, thisarg, flags;
5706         char formatbuf[16];
5707         char *f;
5708         qboolean isfloat;
5709 #define PRINTF_ALTERNATE 1
5710 #define PRINTF_ZEROPAD 2
5711 #define PRINTF_LEFT 4
5712 #define PRINTF_SPACEPOSITIVE 8
5713 #define PRINTF_SIGNPOSITIVE 16
5714
5715         formatbuf[0] = '%';
5716
5717         s = PRVM_G_STRING(OFS_PARM0);
5718
5719 #define GETARG_FLOAT(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_FLOAT(OFS_PARM0 + 3 * (a))) : 0)
5720 #define GETARG_INT(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_INT(OFS_PARM0 + 3 * (a))) : 0)
5721 #define GETARG_STRING(a) (((a)>=1 && (a)<prog->argc) ? (PRVM_G_STRING(OFS_PARM0 + 3 * (a))) : "")
5722
5723         for(;;)
5724         {
5725                 s0 = s;
5726                 switch(*s)
5727                 {
5728                         case 0:
5729                                 goto finished;
5730                                 break;
5731                         case '%':
5732                                 ++s;
5733
5734                                 if(*s == '%')
5735                                         goto verbatim;
5736
5737                                 // complete directive format:
5738                                 // %3$*1$.*2$ld
5739
5740                                 width = -1;
5741                                 precision = -1;
5742                                 thisarg = -1;
5743                                 flags = 0;
5744
5745                                 // is number following?
5746                                 if(*s >= '0' && *s <= '9')
5747                                 {
5748                                         width = strtol(s, &err, 10);
5749                                         if(!err)
5750                                         {
5751                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5752                                                 goto finished;
5753                                         }
5754                                         if(*err == '$')
5755                                         {
5756                                                 thisarg = width;
5757                                                 width = -1;
5758                                                 s = err + 1;
5759                                         }
5760                                         else
5761                                         {
5762                                                 if(*s == '0')
5763                                                 {
5764                                                         flags |= PRINTF_ZEROPAD;
5765                                                         if(width == 0)
5766                                                                 width = -1; // it was just a flag
5767                                                 }
5768                                                 s = err;
5769                                         }
5770                                 }
5771
5772                                 if(width < 0)
5773                                 {
5774                                         for(;;)
5775                                         {
5776                                                 switch(*s)
5777                                                 {
5778                                                         case '#': flags |= PRINTF_ALTERNATE; break;
5779                                                         case '0': flags |= PRINTF_ZEROPAD; break;
5780                                                         case '-': flags |= PRINTF_LEFT; break;
5781                                                         case ' ': flags |= PRINTF_SPACEPOSITIVE; break;
5782                                                         case '+': flags |= PRINTF_SIGNPOSITIVE; break;
5783                                                         default:
5784                                                                 goto noflags;
5785                                                 }
5786                                                 ++s;
5787                                         }
5788 noflags:
5789                                         if(*s == '*')
5790                                         {
5791                                                 ++s;
5792                                                 if(*s >= '0' && *s <= '9')
5793                                                 {
5794                                                         width = strtol(s, &err, 10);
5795                                                         if(!err || *err != '$')
5796                                                         {
5797                                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5798                                                                 goto finished;
5799                                                         }
5800                                                         s = err + 1;
5801                                                 }
5802                                                 else
5803                                                         width = argpos++;
5804                                                 width = GETARG_FLOAT(width);
5805                                         }
5806                                         else if(*s >= '0' && *s <= '9')
5807                                         {
5808                                                 width = strtol(s, &err, 10);
5809                                                 if(!err)
5810                                                 {
5811                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5812                                                         goto finished;
5813                                                 }
5814                                                 s = err;
5815                                         }
5816                                         if(width < 0)
5817                                         {
5818                                                 flags |= PRINTF_LEFT;
5819                                                 width = -width;
5820                                         }
5821                                 }
5822
5823                                 if(*s == '.')
5824                                 {
5825                                         ++s;
5826                                         if(*s == '*')
5827                                         {
5828                                                 ++s;
5829                                                 if(*s >= '0' && *s <= '9')
5830                                                 {
5831                                                         precision = strtol(s, &err, 10);
5832                                                         if(!err || *err != '$')
5833                                                         {
5834                                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5835                                                                 goto finished;
5836                                                         }
5837                                                         s = err + 1;
5838                                                 }
5839                                                 else
5840                                                         precision = argpos++;
5841                                                 precision = GETARG_FLOAT(precision);
5842                                         }
5843                                         else if(*s >= '0' && *s <= '9')
5844                                         {
5845                                                 precision = strtol(s, &err, 10);
5846                                                 if(!err)
5847                                                 {
5848                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5849                                                         goto finished;
5850                                                 }
5851                                                 s = err;
5852                                         }
5853                                         else
5854                                         {
5855                                                 VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5856                                                 goto finished;
5857                                         }
5858                                 }
5859
5860                                 isfloat = true;
5861                                 for(;;)
5862                                 {
5863                                         switch(*s)
5864                                         {
5865                                                 case 'h': isfloat = true; break;
5866                                                 case 'l': isfloat = false; break;
5867                                                 case 'L': isfloat = false; break;
5868                                                 case 'j': break;
5869                                                 case 'z': break;
5870                                                 case 't': break;
5871                                                 default:
5872                                                         goto nolength;
5873                                         }
5874                                         ++s;
5875                                 }
5876 nolength:
5877
5878                                 if(thisarg < 0)
5879                                         thisarg = argpos++;
5880
5881                                 if(o < end - 1)
5882                                 {
5883                                         f = &formatbuf[1];
5884                                         if(*s != 's' && *s != 'c')
5885                                                 if(flags & PRINTF_ALTERNATE) *f++ = '#';
5886                                         if(flags & PRINTF_ZEROPAD) *f++ = '0';
5887                                         if(flags & PRINTF_LEFT) *f++ = '-';
5888                                         if(flags & PRINTF_SPACEPOSITIVE) *f++ = ' ';
5889                                         if(flags & PRINTF_SIGNPOSITIVE) *f++ = '+';
5890                                         *f++ = '*';
5891                                         *f++ = '.';
5892                                         *f++ = '*';
5893                                         *f++ = *s;
5894                                         *f++ = 0;
5895
5896                                         if(width < 0)
5897                                                 width = 0;
5898
5899                                         switch(*s)
5900                                         {
5901                                                 case 'd': case 'i':
5902                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (int) GETARG_FLOAT(thisarg) : (int) GETARG_INT(thisarg)));
5903                                                         break;
5904                                                 case 'o': case 'u': case 'x': case 'X':
5905                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg)));
5906                                                         break;
5907                                                 case 'e': case 'E': case 'f': case 'F': case 'g': case 'G':
5908                                                         if(precision < 0)
5909                                                                 precision = 6;
5910                                                         o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (double) GETARG_FLOAT(thisarg) : (double) GETARG_INT(thisarg)));
5911                                                         break;
5912                                                 case 'c':
5913                                                         if(precision < 0)
5914                                                                 precision = end - o - 1;
5915                                                         if(flags & PRINTF_ALTERNATE)
5916                                                                 o += dpsnprintf(o, end - o, formatbuf, width, precision, (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg)));
5917                                                         else
5918                                                         {
5919                                                                 unsigned int c = (isfloat ? (unsigned int) GETARG_FLOAT(thisarg) : (unsigned int) GETARG_INT(thisarg));
5920                                                                 const char *buf = u8_encodech(c, NULL);
5921                                                                 if(!buf)
5922                                                                         buf = "";
5923                                                                 o += u8_strpad(o, end - o, buf, (flags & PRINTF_LEFT) != 0, width, precision);
5924                                                         }
5925                                                         break;
5926                                                 case 's':
5927                                                         if(precision < 0)
5928                                                                 precision = end - o - 1;
5929                                                         if(flags & PRINTF_ALTERNATE)
5930                                                                 o += dpsnprintf(o, end - o, formatbuf, width, precision, GETARG_STRING(thisarg));
5931                                                         else
5932                                                                 o += u8_strpad(o, end - o, GETARG_STRING(thisarg), (flags & PRINTF_LEFT) != 0, width, precision);
5933                                                         break;
5934                                                 default:
5935                                                         VM_Warning("VM_sprintf: invalid directive in %s: %s\n", PRVM_NAME, s0);
5936                                                         goto finished;
5937                                         }
5938                                 }
5939                                 ++s;
5940                                 break;
5941                         default:
5942 verbatim:
5943                                 if(o < end - 1)
5944                                         *o++ = *s++;
5945                                 break;
5946                 }
5947         }
5948 finished:
5949         *o = 0;
5950         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(outbuf);
5951 }