/[rdesktop]/jpeg/rdesktop/trunk/tcp.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 546 by astrand, Sat Nov 8 09:17:41 2003 UTC revision 963 by astrand, Wed Aug 3 10:56:16 2005 UTC
# Line 1  Line 1 
1  /*  /* -*- c-basic-offset: 8 -*-
2     rdesktop: A Remote Desktop Protocol client.     rdesktop: A Remote Desktop Protocol client.
3     Protocol services - TCP layer     Protocol services - TCP layer
4     Copyright (C) Matthew Chapman 1999-2002     Copyright (C) Matthew Chapman 1999-2005
5        
6     This program is free software; you can redistribute it and/or modify     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by     it under the terms of the GNU General Public License as published by
# Line 35  Line 35 
35  static int sock;  static int sock;
36  static struct stream in;  static struct stream in;
37  static struct stream out;  static struct stream out;
38  extern int tcp_port_rdp;  int g_tcp_port_rdp = TCP_PORT_RDP;
39    
40  /* Initialise TCP transport data packet */  /* Initialise TCP transport data packet */
41  STREAM  STREAM
# Line 142  tcp_connect(char *server) Line 142  tcp_connect(char *server)
142          struct addrinfo hints, *res, *ressave;          struct addrinfo hints, *res, *ressave;
143          char tcp_port_rdp_s[10];          char tcp_port_rdp_s[10];
144    
145          snprintf(tcp_port_rdp_s, 10, "%d", tcp_port_rdp);          snprintf(tcp_port_rdp_s, 10, "%d", g_tcp_port_rdp);
146    
147          memset(&hints, 0, sizeof(struct addrinfo));          memset(&hints, 0, sizeof(struct addrinfo));
148          hints.ai_family = AF_UNSPEC;          hints.ai_family = AF_UNSPEC;
149          hints.ai_socktype = SOCK_STREAM;          hints.ai_socktype = SOCK_STREAM;
150    
151          n = getaddrinfo(server, tcp_port_rdp_s, &hints, &res);          if ((n = getaddrinfo(server, tcp_port_rdp_s, &hints, &res)))
   
         if (n < 0)  
152          {          {
153                  error("getaddrinfo: %s\n", gai_strerror(n));                  error("getaddrinfo: %s\n", gai_strerror(n));
154                  return False;                  return False;
# Line 200  tcp_connect(char *server) Line 198  tcp_connect(char *server)
198          }          }
199    
200          servaddr.sin_family = AF_INET;          servaddr.sin_family = AF_INET;
201          servaddr.sin_port = htons(tcp_port_rdp);          servaddr.sin_port = htons(g_tcp_port_rdp);
202    
203          if (connect(sock, (struct sockaddr *) &servaddr, sizeof(struct sockaddr)) < 0)          if (connect(sock, (struct sockaddr *) &servaddr, sizeof(struct sockaddr)) < 0)
204          {          {
# Line 228  tcp_disconnect(void) Line 226  tcp_disconnect(void)
226  {  {
227          close(sock);          close(sock);
228  }  }
229    
230    char *
231    tcp_get_address()
232    {
233            static char ipaddr[32];
234            struct sockaddr_in sockaddr;
235            socklen_t len = sizeof(sockaddr);
236            if (getsockname(sock, (struct sockaddr *) &sockaddr, &len) == 0)
237            {
238                    unsigned char *ip = (unsigned char *) &sockaddr.sin_addr;
239                    sprintf(ipaddr, "%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]);
240            }
241            else
242                    strcpy(ipaddr, "127.0.0.1");
243            return ipaddr;
244    }
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