main/ipserver.cpp

   1 /*
   2  * $Source: /cvs/cvsroot/d2x/main/ipserver.cpp,v $
   3  * $Revision: 1.1 $
   4  * $Author: bradleyb $
   5  * $Date: 2002-02-06 09:22:42 $
   6  *
   7  * ipserver.cpp - udp/ip dedicated gamelist server
   8  * added 2000/02/07 Matt Mueller
   9  *
  10  * $Log: not supported by cvs2svn $
  11  *
  12  */
  13
  14 #ifdef HAVE_CONFIG_H
  15 #include <conf.h>
  16 #endif
  17
  18 #include <stdlib.h>
  19 #include <sys/types.h>
  20 #include <sys/time.h>
  21 #include <signal.h>
  22
  23 #include "ip_base.h"
  24
  25 extern "C"{
  26 #include "error.h"
  27 #include "args.h"
  28 #include "u_mem.h"
  29 }
  30
  31 unsigned char ipx_MyAddress[10];
  32
  33 int ipx_general_PacketReady(int fd) {
  34         fd_set set;
  35         struct timeval tv;
  36
  37         FD_ZERO(&set);
  38         FD_SET(fd, &set);
  39         tv.tv_usec = 50000;//50 ms
  40         tv.tv_sec = 0;
  41         if (select(fd + 1, &set, NULL, NULL, &tv) > 0)
  42                 return 1;
  43         else
  44                 return 0;
  45 }
  46
  47 void ip_server_mainloop(void){
  48         struct ipx_recv_data rd;
  49         int size;
  50         char buf[1500];
  51         ip_addr *fromaddr;
  52 //      fix curtime;
  53         while (1){
  54                 while (arch_ip_PacketReady()) {
  55                         if ((size =     arch_ip_recvfrom(buf, 1500, &rd)) > 4) {
  56                                 memcpy(&fromaddr,rd.src_node,sizeof(ip_addr*));
  57                                 if (memcmp(buf,D1Xcfgid,4)==0){
  58                                         ip_receive_cfg((ubyte*)buf+4,size-4,*fromaddr);
  59                                 }
  60                         }
  61                 }
  62                 peer_list.handshake_frame();
  63 //              curtime=timer_get_approx_seconds();
  64         }
  65 }
  66
  67 void int_handler(int s){
  68         exit(1);
  69 }
  70
  71 int main(int argc,char **argv){
  72         error_init(NULL);
  73         signal(SIGINT,int_handler);//make ctrl-c do cleanup stuff.
  74         InitArgs(argc,argv);
  75 #ifndef NDEBUG
  76         if ( FindArg( "-showmeminfo" ) )
  77                 show_mem_info = 1;              // Make memory statistics show
  78 #endif
  79         myport=UDP_SERV_BASEPORT;
  80         if(arch_ip_open_socket(myport))
  81                 return 1;
  82         atexit(arch_ip_close_socket);
  83         if (ipx_ip_GetMyAddress())
  84                 return 2;
  85         ip_server_mainloop();
  86 }