95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
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/*
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* Copyright (C) 2006 Raul Tremsal
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* File : tcp.c
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* Author: Raul Tremsal <ultraismo@yahoo.com>
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*
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* This file is part of libsmpp34 (c-open-smpp3.4 library).
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*
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* The libsmpp34 library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <libxml/xmlmemory.h>
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#include <libxml/parser.h>
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#include "esme.h"
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int do_tcp_connect( xmlNodePtr p, int *s )
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{
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int ret = 0;
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int n = 1;
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struct hostent _host;
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#ifdef __linux__
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struct hostent *__host_result;
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#endif
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struct in_addr addr;
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struct sockaddr_in name;
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char h[256];
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char ahost[1024];
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int port = 0;
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GET_PROP_STR(h, p, "host");
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GET_PROP_INT(port, p, "port");
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if((*s = socket(AF_INET, SOCK_STREAM, 0)) == -1){
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printf("Error in socket()\n");
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ret = -1; goto lb_tcp_connect_end;
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};
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if( setsockopt(*s, SOL_SOCKET, SO_REUSEADDR, (char*)&n, sizeof(n)) == -1){
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printf("Error in setsockopt().\n");
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ret = -1; goto lb_tcp_connect_end;
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};
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#ifdef __linux__
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if( gethostbyname_r(h,&_host,ahost,sizeof(ahost),&__host_result,&n) != 0)
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#else /* solaris */
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if( gethostbyname_r(h,&_host,ahost,sizeof(ahost),&n) == NULL)
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#endif
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{
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printf("Error in gethostbyname_r().\n");
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ret = -1; goto lb_tcp_connect_end;
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};
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memcpy(&addr.s_addr, _host.h_addr_list[0], sizeof(struct in_addr));
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name.sin_family = AF_INET;
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name.sin_port = htons( port );
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name.sin_addr = addr;
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if(connect(*s,(struct sockaddr *)&name,sizeof(name)) != 0){
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printf("Error in connect(%s:%d)\n", h, port);
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ret = -1; goto lb_tcp_connect_end;
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};
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lb_tcp_connect_end:
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return( ret );
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};
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int do_tcp_close( int sock_tcp )
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{
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close( sock_tcp );
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return( 0 );
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};
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