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better display of the IPv6 addresses in the sniffer

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This commit is contained in:
John Safranek
2019-10-08 11:32:57 -07:00
parent 8ec90339d9
commit ff15b3cfaa
1 changed files with 8 additions and 22 deletions
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30
src/sniffer.c
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@ -961,25 +961,9 @@ static void TracePacket(void)
/* Convert network byte order address into human readable */ /* Convert network byte order address into human readable */
static char* IpToS(word32 addr, char* str) static const char* IpToS(int version, void* src, char* dst)
{ {
byte* p = (byte*)&addr; return inet_ntop(version, src, dst, TRACE_MSG_SZ);
SNPRINTF(str, TRACE_MSG_SZ, "%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
return str;
}
/* Convert network byte order address into human readable */
static char* Ip6ToS(byte* addr, char* str)
{
byte* p = (byte*)addr;
/* Very incorrect. XXX */
SNPRINTF(str, TRACE_MSG_SZ, "::%d", p[15]);
return str;
} }
@ -989,8 +973,9 @@ static void TraceIP(IpHdr* iphdr)
if (TraceOn) { if (TraceOn) {
char src[TRACE_MSG_SZ]; char src[TRACE_MSG_SZ];
char dst[TRACE_MSG_SZ]; char dst[TRACE_MSG_SZ];
fprintf(TraceFile, "\tdst:%s src:%s\n", IpToS(iphdr->dst, dst), fprintf(TraceFile, "\tdst:%s src:%s\n",
IpToS(iphdr->src, src)); IpToS(AF_INET, &iphdr->dst, dst),
IpToS(AF_INET, &iphdr->src, src));
} }
} }
@ -1001,8 +986,9 @@ static void TraceIP6(Ip6Hdr* iphdr)
if (TraceOn) { if (TraceOn) {
char src[TRACE_MSG_SZ]; char src[TRACE_MSG_SZ];
char dst[TRACE_MSG_SZ]; char dst[TRACE_MSG_SZ];
fprintf(TraceFile, "\tdst: %s src: %s\n", Ip6ToS(iphdr->dst, dst), fprintf(TraceFile, "\tdst: %s src: %s\n",
Ip6ToS(iphdr->src, src)); IpToS(AF_INET6, iphdr->dst, dst),
IpToS(AF_INET6, iphdr->src, src));
} }
} }