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Print readable ip in debug mode

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angt
2015-12-15 17:32:03 +01:00
parent ddae22a3d9
commit 1a128a6d92
1 changed files with 17 additions and 11 deletions
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28
src/main.c
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@@ -7,13 +7,19 @@
#include <sys/fcntl.h>
#ifndef __FAVOR_BSD
#define __FAVOR_BSD 1
#define __FAVOR_BSD
#define GT_FAKE_BSD
#endif
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <netinet/udp.h>
#ifdef GT_FAKE_BSD
#undef GT_FAKE_BSD
#undef __FAVOR_BSD
#endif
#include <arpa/inet.h>
#include <netdb.h>
@@ -496,18 +502,18 @@ static void gt_print_hdr (const int ip_version, uint8_t *data, size_t ip_size, c
const ssize_t ip_proto = ip_get_proto(ip_version, data, ip_size);
const ssize_t ip_hdr_size = ip_get_hdr_size(ip_version, data, ip_size);
char ip_src[33];
char ip_dst[33];
char ip_src[INET6_ADDRSTRLEN];
char ip_dst[INET6_ADDRSTRLEN];
switch (ip_version) {
case 4:
gt_tohex(ip_src, sizeof(ip_src), &data[12], 4);
gt_tohex(ip_dst, sizeof(ip_dst), &data[16], 4);
break;
case 6:
gt_tohex(ip_src, sizeof(ip_src), &data[9], 16);
gt_tohex(ip_dst, sizeof(ip_dst), &data[25], 16);
break;
case 4:
inet_ntop(AF_INET, &data[12], ip_src, sizeof(ip_src));
inet_ntop(AF_INET, &data[16], ip_dst, sizeof(ip_dst));
break;
case 6:
inet_ntop(AF_INET6, &data[9], ip_src, sizeof(ip_src));
inet_ntop(AF_INET6, &data[25], ip_dst, sizeof(ip_dst));
break;
}
gt_log("%s: version=%i size=%zi proto=%zi src=%s dst=%s\n", sockname, ip_version, ip_size, ip_proto, ip_src, ip_dst);