102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/* $Id: testgetroute.c,v 1.7 2018/03/13 10:25:52 nanard Exp $ */
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/* MiniUPnP project
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* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
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* (c) 2006-2018 Thomas Bernard
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* This software is subject to the conditions detailed
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* in the LICENCE file provided within the distribution */
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#include <stdio.h>
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#include <string.h>
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#include <syslog.h>
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#include <sys/types.h>
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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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#include "getroute.h"
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#include "upnputils.h"
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#include "upnpglobalvars.h"
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#ifndef LOG_PERROR
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/* solaris does not define LOG_PERROR */
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#define LOG_PERROR 0
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#endif
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struct lan_addr_list lan_addrs;
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int runtime_flags = 0;
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time_t startup_time = 0;
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int
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main(int argc, char ** argv)
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{
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struct sockaddr_in dst4;
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struct sockaddr_in6 dst6;
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struct sockaddr * dst;
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void * src;
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size_t src_len;
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int r;
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int index = -1;
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memset(&dst4, 0, sizeof(dst4));
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memset(&dst6, 0, sizeof(dst6));
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dst = NULL;
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if(argc < 2) {
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fprintf(stderr, "usage: %s <ip address>\n", argv[0]);
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fprintf(stderr, "both v4 and v6 IP addresses are supported.\n");
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return 1;
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}
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openlog("testgetroute", LOG_CONS|LOG_PERROR, LOG_USER);
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r = inet_pton (AF_INET, argv[1], &dst4.sin_addr);
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if(r < 0) {
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syslog(LOG_ERR, "inet_pton(AF_INET, %s) : %m", argv[1]);
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closelog();
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return 2;
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}
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if (r == 0) {
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r = inet_pton (AF_INET6, argv[1], &dst6.sin6_addr);
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if(r < 0) {
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syslog(LOG_ERR, "inet_pton(AF_INET6, %s) : %m", argv[1]);
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closelog();
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return 2;
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} else if(r > 0) {
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dst6.sin6_family = AF_INET6;
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dst = (struct sockaddr *)&dst6;
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src = &dst6.sin6_addr;
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src_len = sizeof(dst6.sin6_addr);
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} else {
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/* r == 0 */
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syslog(LOG_ERR, "%s is not a correct IPv4 or IPv6 address", argv[1]);
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closelog();
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return 1;
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}
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} else {
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dst4.sin_family = AF_INET;
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dst = (struct sockaddr *)&dst4;
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src = &dst4.sin_addr;
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src_len = sizeof(dst4.sin_addr);
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}
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if (dst) {
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syslog(LOG_DEBUG, "calling get_src_for_route_to(%p, NULL, NULL, %p)",
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dst, &index);
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r = get_src_for_route_to (dst, NULL, NULL, &index);
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syslog(LOG_DEBUG, "get_src_for_route_to() returned %d", r);
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if(r >= 0) {
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syslog(LOG_DEBUG, "index=%d", index);
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}
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syslog(LOG_DEBUG, "calling get_src_for_route_to(%p, %p, %p(%u), %p)",
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dst, src, &src_len, (unsigned)src_len, &index);
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r = get_src_for_route_to (dst, src, &src_len, &index);
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syslog(LOG_DEBUG, "get_src_for_route_to() returned %d", r);
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if(r >= 0) {
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char src_str[128];
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sockaddr_to_string(dst, src_str, sizeof(src_str));
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syslog(LOG_DEBUG, "src=%s", src_str);
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syslog(LOG_DEBUG, "index=%d", index);
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}
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}
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closelog();
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return 0;
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}
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