mirror of https://github.com/BOINC/boinc.git
75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
// Berkeley Open Infrastructure for Network Computing
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// http://boinc.berkeley.edu
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// Copyright (C) 2005 University of California
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//
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// This is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation;
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// either version 2.1 of the License, or (at your option) any later version.
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//
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// This software 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.
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// See the GNU Lesser General Public License for more details.
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//
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// To view the GNU Lesser General Public License visit
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// http://www.gnu.org/copyleft/lesser.html
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// or write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#ifdef _WIN32
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#include "boinc_win.h"
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#endif
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#ifndef _WIN32
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#include "config.h"
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#include <cstdio>
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#include <cstring>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#if HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#if HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#if HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#endif
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#include "util.h"
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#include "parse.h"
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#include "file_names.h"
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#include "client_msgs.h"
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#include "error_numbers.h"
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#include "hostinfo.h"
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// get domain name and IP address of this host
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//
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int get_local_network_info(
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char* domain_name, int domlen, char* ip_addr, int iplen
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) {
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char buf[256];
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struct in_addr addr;
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if (gethostname(buf, 256)) return ERR_GETHOSTBYNAME;
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struct hostent* he = gethostbyname(buf);
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if (!he || !he->h_addr_list[0]) {
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msg_printf(NULL, MSG_ERROR, "get_local_network_info(): gethostbyname failed\n");
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return ERR_GETHOSTBYNAME;
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}
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safe_strncpy(domain_name, he->h_name, domlen);
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memcpy(&addr, he->h_addr_list[0], sizeof(addr));
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safe_strncpy(ip_addr, inet_ntoa(addr), iplen);
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return 0;
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}
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const char *BOINC_RCSID_9275b20aa5 = "$Id$";
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