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Copy pathtestgetroute.c
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92 lines (84 loc) · 2.26 KB
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/* $Id: testgetroute.c,v 1.5 2013/02/06 12:07:36 nanard Exp $ */
/* MiniUPnP project
* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
* (c) 2006-2013 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
#include <stdio.h>
#include <string.h>
#include <syslog.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "getroute.h"
#include "upnputils.h"
#include "upnpglobalvars.h"
#ifndef LOG_PERROR
/* solaris does not define LOG_PERROR */
#define LOG_PERROR 0
#endif
struct lan_addr_list lan_addrs;
int
main(int argc, char ** argv)
{
struct sockaddr_in dst4;
struct sockaddr_in6 dst6;
struct sockaddr * dst;
void * src;
size_t src_len;
int r;
int index = -1;
memset(&dst4, 0, sizeof(dst4));
memset(&dst6, 0, sizeof(dst6));
dst = NULL;
if(argc < 2) {
fprintf(stderr, "usage: %s <ip address>\n", argv[0]);
fprintf(stderr, "both v4 and v6 IP addresses are supported.\n");
return 1;
}
openlog("testgetroute", LOG_CONS|LOG_PERROR, LOG_USER);
r = inet_pton (AF_INET, argv[1], &dst4.sin_addr);
if(r < 0) {
syslog(LOG_ERR, "inet_pton(AF_INET, %s) : %m", argv[1]);
closelog();
return 2;
}
if (r == 0) {
r = inet_pton (AF_INET6, argv[1], &dst6.sin6_addr);
if(r < 0) {
syslog(LOG_ERR, "inet_pton(AF_INET6, %s) : %m", argv[1]);
closelog();
return 2;
} else if(r > 0) {
dst6.sin6_family = AF_INET6;
dst = (struct sockaddr *)&dst6;
src = &dst6.sin6_addr;
src_len = sizeof(dst6.sin6_addr);
} else {
/* r == 0 */
syslog(LOG_ERR, "%s is not a correct IPv4 or IPv6 address", argv[1]);
closelog();
return 1;
}
} else {
dst4.sin_family = AF_INET;
dst = (struct sockaddr *)&dst4;
src = &dst4.sin_addr;
src_len = sizeof(dst4.sin_addr);
}
if (dst) {
syslog(LOG_DEBUG, "calling get_src_for_route_to(%p, %p, %p(%u), %p)",
dst, src, &src_len, (unsigned)src_len, &index);
r = get_src_for_route_to (dst, src, &src_len, &index);
syslog(LOG_DEBUG, "get_src_for_route_to() returned %d", r);
if(r >= 0) {
char src_str[128];
sockaddr_to_string(dst, src_str, sizeof(src_str));
syslog(LOG_DEBUG, "src=%s", src_str);
syslog(LOG_DEBUG, "index=%d", index);
}
}
closelog();
return 0;
}