arch/linux/ipx_kali.c

   1 /*
   2  * $Source: /cvs/cvsroot/d2x/arch/linux/ipx_kali.c,v $
   3  * $Revision: 1.3 $
   4  * $Author: bradleyb $
   5  * $Date: 2001-10-19 07:39:26 $
   6  *
   7  * IPX driver for KaliNix interface
   8  *
   9  * $Log: not supported by cvs2svn $
  10  * Revision 1.2  2001/10/19 07:29:36  bradleyb
  11  * Brought linux networking in line with d1x, moved some arch/linux_* stuff to arch/linux/
  12  *
  13  *
  14  */
  15
  16 #ifdef HAVE_CONFIG_H
  17 #include <conf.h>
  18 #endif
  19
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include <netinet/in.h> /* for htons & co. */
  23 #include "ipx_drv.h"
  24 #include "ukali.h"
  25
  26 static ipx_socket_t mysock;
  27
  28 static int open_sockets = 0;
  29 static int dynamic_socket = 0x401;
  30 //static int last_socket = 0;
  31
  32 int have_empty_address() {
  33         int i;
  34         for (i = 0; i < 10 && !ipx_MyAddress[i]; i++) ;
  35         return i == 10;
  36 }
  37
  38 int ipx_kali_GetMyAddress(void) {
  39
  40         kaliaddr_ipx mKaliAddr;
  41
  42         if (!have_empty_address())
  43                 return 0;
  44
  45         if (KaliGetNodeNum(&mKaliAddr) < 0)
  46                 return -1;
  47
  48         memset(ipx_MyAddress, 0, 4);
  49         memcpy(ipx_MyAddress + 4, mKaliAddr.sa_nodenum, sizeof(mKaliAddr.sa_nodenum));
  50
  51         return 0;
  52 }
  53
  54 int ipx_kali_OpenSocket(int port) {
  55         printf("IPX_kali: OpenSocket on port(%d)\n", port);
  56
  57         if (!open_sockets) {
  58                 if (have_empty_address()) {
  59                         if (ipx_kali_GetMyAddress() < 0) {
  60                                 printf("IPX_kali: Error communicating with KaliNix\n");
  61                                 return -1;
  62                         }
  63                 }
  64         }
  65         if (!port)
  66                 port = dynamic_socket++;
  67
  68         if ((mysock.fd = KaliOpenSocket(htons(port))) < 0) {
  69                 printf("IPX_kali: OpenSocket Failed on port(%d)\n", port);
  70                 mysock.fd = -1;
  71                 return -1;
  72         }
  73         open_sockets++;
  74 //      last_socket = port;
  75         mysock.socket = port;
  76         return 0;
  77 }
  78
  79 void ipx_kali_CloseSocket(void) {
  80         if (!open_sockets) {
  81                 printf("IPX_kali: close w/o open\n");
  82                 return;
  83         }
  84         printf("IPX_kali: CloseSocket on port(%d)\n", mysock.socket);
  85         KaliCloseSocket(mysock.fd);
  86         if (--open_sockets) {
  87                 printf("IPX_kali: (closesocket) %d sockets left\n", open_sockets);
  88                 return;
  89         }
  90 }
  91
  92 int ipx_kali_SendPacket(IPXPacket_t *IPXHeader,
  93  u_char *data, int dataLen) {
  94         kaliaddr_ipx toaddr;
  95         int i;
  96
  97         memcpy(toaddr.sa_nodenum, IPXHeader->Destination.Node, sizeof(toaddr.sa_nodenum));
  98 //      memcpy(&toaddr.sa_socket, IPXHeader->Destination.Socket, sizeof(toaddr.sa_socket));
  99         toaddr.sa_socket=htons(mysock.socket);
 100
 101         if ((i = KaliSendPacket(mysock.fd, (char *)data, dataLen, &toaddr)) < 0)
 102                 return -1;
 103
 104         return i;
 105 }
 106
 107 int ipx_kali_ReceivePacket(char *outbuf, int outbufsize,
 108  struct ipx_recv_data *rd) {
 109         int size;
 110         kaliaddr_ipx fromaddr;
 111
 112         if ((size = KaliReceivePacket(mysock.fd, outbuf, outbufsize, &fromaddr)) < 0)
 113                 return -1;
 114
 115         rd->dst_socket = mysock.socket;
 116         rd->src_socket = ntohs(fromaddr.sa_socket);
 117         memcpy(rd->src_node, fromaddr.sa_nodenum, sizeof(fromaddr.sa_nodenum));
 118         memset(rd->src_network, 0, 4);
 119         rd->pkt_type = 0;
 120
 121         return size;
 122 }
 123
 124 static int ipx_kali_general_PacketReady(void) {
 125         return ipx_general_PacketReady(mysock.fd);
 126 }
 127
 128 struct ipx_driver ipx_kali = {
 129 //      ipx_kali_GetMyAddress,
 130         ipx_kali_OpenSocket,
 131         ipx_kali_CloseSocket,
 132         ipx_kali_SendPacket,
 133         ipx_kali_ReceivePacket,
 134         ipx_kali_general_PacketReady,
 135         NULL,
 136         1,
 137         NULL,
 138         NULL,
 139         NULL
 140 };