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114 lines
3.0 KiB
114 lines
3.0 KiB
/*
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* Copyright (C) 2002 - 2005 Tomasz Kojm <tkojm@clamav.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifdef _MSC_VER
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#include <winsock.h>
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#endif
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#if HAVE_CONFIG_H
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#include "clamav-config.h"
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifndef C_WINDOWS
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#endif
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#include <errno.h>
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#ifndef C_WINDOWS
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#include <netdb.h>
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#endif
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#include "libclamav/clamav.h"
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#include "shared/options.h"
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#include "shared/cfgparser.h"
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#include "shared/output.h"
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#include "shared/network.h"
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#include "others.h"
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#include "server.h"
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#include "tcpserver.h"
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#ifndef C_WINDOWS
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#define closesocket(s) close(s)
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#endif
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int tcpserver(const struct cfgstruct *copt)
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{
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struct sockaddr_in server;
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int sockfd, backlog;
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const struct cfgstruct *taddr;
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struct hostent he;
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char *estr, buf[1024];
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int true = 1;
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memset((char *) &server, 0, sizeof(server));
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server.sin_family = AF_INET;
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server.sin_port = htons(cfgopt(copt, "TCPSocket")->numarg);
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if((taddr = cfgopt(copt, "TCPAddr"))->enabled) {
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if(r_gethostbyname(taddr->strarg, &he, buf, sizeof(buf)) == -1) {
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logg("!TCP: r_gethostbyname(%s) error: %s\n", taddr->strarg, strerror(errno));
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return -1;
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}
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server.sin_addr = *(struct in_addr *) he.h_addr_list[0];
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} else
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server.sin_addr.s_addr = INADDR_ANY;
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if((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
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estr = strerror(errno);
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logg("!TCP: socket() error: %s\n", estr);
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return -1;
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}
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if(setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (void *) &true, sizeof(true)) == -1) {
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logg("!TCP: setsocktopt(SO_REUSEADDR) error: %s\n", strerror(errno));
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}
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if(bind(sockfd, (struct sockaddr *) &server, sizeof(struct sockaddr_in)) == -1) {
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estr = strerror(errno);
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logg("!TCP: bind() error: %s\n", estr);
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closesocket(sockfd);
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return -1;
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} else {
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if(taddr->enabled)
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logg("#TCP: Bound to address %s on port %u\n", taddr->strarg, cfgopt(copt, "TCPSocket")->numarg);
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else
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logg("#TCP: Bound to port %u\n", cfgopt(copt, "TCPSocket")->numarg);
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}
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backlog = cfgopt(copt, "MaxConnectionQueueLength")->numarg;
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logg("#TCP: Setting connection queue length to %d\n", backlog);
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if(listen(sockfd, backlog) == -1) {
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estr = strerror(errno);
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logg("!TCP: listen() error: %s\n", estr);
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closesocket(sockfd);
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return -1;
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}
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return sockfd;
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}
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