arch/linux/ipx_kali.c

   1 /*
   2  * $Source: /cvs/cvsroot/d2x/arch/linux/ipx_kali.c,v $
   3  * $Revision: 1.2 $
   4  * $Author: bradleyb $
   5  * $Date: 2001-10-19 07:29:36 $
   6  *
   7  * IPX driver for KaliNix interface
   8  *
   9  * $Log: not supported by cvs2svn $
  10  *
  11  */
  12
  13 #ifdef HAVE_CONFIG_H
  14 #include <conf.h>
  15 #endif
  16
  17 #include <stdio.h>
  18 #include <string.h>
  19 #include <netinet/in.h> /* for htons & co. */
  20 #include "ipx_drv.h"
  21 #include "ukali.h"
  22
  23 static ipx_socket_t mysock;
  24
  25 static int open_sockets = 0;
  26 static int dynamic_socket = 0x401;
  27 //static int last_socket = 0;
  28
  29 int have_empty_address() {
  30         int i;
  31         for (i = 0; i < 10 && !ipx_MyAddress[i]; i++) ;
  32         return i == 10;
  33 }
  34
  35 int ipx_kali_GetMyAddress(void) {
  36
  37         kaliaddr_ipx mKaliAddr;
  38
  39         if (!have_empty_address())
  40                 return 0;
  41
  42         if (KaliGetNodeNum(&mKaliAddr) < 0)
  43                 return -1;
  44
  45         memset(ipx_MyAddress, 0, 4);
  46         memcpy(ipx_MyAddress + 4, mKaliAddr.sa_nodenum, sizeof(mKaliAddr.sa_nodenum));
  47
  48         return 0;
  49 }
  50
  51 int ipx_kali_OpenSocket(int port) {
  52         printf("IPX_kali: OpenSocket on port(%d)\n", port);
  53
  54         if (!open_sockets) {
  55                 if (have_empty_address()) {
  56                         if (ipx_kali_GetMyAddress() < 0) {
  57                                 printf("IPX_kali: Error communicating with KaliNix\n");
  58                                 return -1;
  59                         }
  60                 }
  61         }
  62         if (!port)
  63                 port = dynamic_socket++;
  64
  65         if ((mysock.fd = KaliOpenSocket(htons(port))) < 0) {
  66                 printf("IPX_kali: OpenSocket Failed on port(%d)\n", port);
  67                 mysock.fd = -1;
  68                 return -1;
  69         }
  70         open_sockets++;
  71 //      last_socket = port;
  72         mysock.socket = port;
  73         return 0;
  74 }
  75
  76 void ipx_kali_CloseSocket(void) {
  77         if (!open_sockets) {
  78                 printf("IPX_kali: close w/o open\n");
  79                 return;
  80         }
  81         printf("IPX_kali: CloseSocket on port(%d)\n", mysock.socket);
  82         KaliCloseSocket(mysock.fd);
  83         if (--open_sockets) {
  84                 printf("IPX_kali: (closesocket) %d sockets left\n", open_sockets);
  85                 return;
  86         }
  87 }
  88
  89 int ipx_kali_SendPacket(IPXPacket_t *IPXHeader,
  90  u_char *data, int dataLen) {
  91         kaliaddr_ipx toaddr;
  92         int i;
  93
  94         memcpy(toaddr.sa_nodenum, IPXHeader->Destination.Node, sizeof(toaddr.sa_nodenum));
  95 //      memcpy(&toaddr.sa_socket, IPXHeader->Destination.Socket, sizeof(toaddr.sa_socket));
  96         toaddr.sa_socket=htons(mysock.socket);
  97
  98         if ((i = KaliSendPacket(mysock.fd, (char *)data, dataLen, &toaddr)) < 0)
  99                 return -1;
 100
 101         return i;
 102 }
 103
 104 int ipx_kali_ReceivePacket(char *outbuf, int outbufsize,
 105  struct ipx_recv_data *rd) {
 106         int size;
 107         kaliaddr_ipx fromaddr;
 108
 109         if ((size = KaliReceivePacket(mysock.fd, outbuf, outbufsize, &fromaddr)) < 0)
 110                 return -1;
 111
 112         rd->dst_socket = mysock.socket;
 113         rd->src_socket = ntohs(fromaddr.sa_socket);
 114         memcpy(rd->src_node, fromaddr.sa_nodenum, sizeof(fromaddr.sa_nodenum));
 115         memset(rd->src_network, 0, 4);
 116         rd->pkt_type = 0;
 117
 118         return size;
 119 }
 120
 121 static int ipx_kali_general_PacketReady(void) {
 122         return ipx_general_PacketReady(mysock.fd);
 123 }
 124
 125 struct ipx_driver ipx_kali = {
 126 //      ipx_kali_GetMyAddress,
 127         ipx_kali_OpenSocket,
 128         ipx_kali_CloseSocket,
 129         ipx_kali_SendPacket,
 130         ipx_kali_ReceivePacket,
 131         ipx_kali_general_PacketReady,
 132         NULL,
 133         1,
 134         NULL,
 135         NULL,
 136         NULL
 137 };