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Update libpcap to 1.2.1.

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This commit is contained in:
david
2012-04-10 00:47:45 +00:00
parent bf2ad73137
commit 5d24d23600
111 changed files with 20845 additions and 6428 deletions
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60
libpcap/inet.c
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@@ -133,6 +133,7 @@ add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, const char *name,
pcap_t *p;
pcap_if_t *curdev, *prevdev, *nextdev;
int this_instance;
char open_errbuf[PCAP_ERRBUF_SIZE];
/*
* Is there already an entry in the list for this interface?
@@ -192,11 +193,11 @@ add_or_find_if(pcap_if_t **curdev_ret, pcap_if_t **alldevs, const char *name,
}
strcpy(en_name, "en");
strcat(en_name, name + 3);
p = pcap_open_live(en_name, 68, 0, 0, errbuf);
p = pcap_open_live(en_name, 68, 0, 0, open_errbuf);
free(en_name);
} else
#endif /* __APPLE */
p = pcap_open_live(name, 68, 0, 0, errbuf);
p = pcap_open_live(name, 68, 0, 0, open_errbuf);
if (p == NULL) {
/*
* No. Don't bother including it.
@@ -431,26 +432,53 @@ add_addr_to_iflist(pcap_if_t **alldevs, const char *name, u_int flags,
strlcpy(ifrdesc.ifr_name, name, sizeof ifrdesc.ifr_name);
s = socket(AF_INET, SOCK_DGRAM, 0);
if (s >= 0) {
#ifdef __FreeBSD__
/*
* On FreeBSD, if the buffer isn't big enough for the
* description, the ioctl succeeds, but the description
* isn't copied, ifr_buffer.length is set to the description
* length, and ifr_buffer.buffer is set to NULL.
*/
for (;;) {
free(description);
if ((description = malloc(descrlen)) != NULL) {
#ifdef __FreeBSD__
ifrdesc.ifr_buffer.buffer = description;
ifrdesc.ifr_buffer.length = descrlen;
#else /* __FreeBSD__ */
ifrdesc.ifr_data = (caddr_t)description;
#endif /* __FreeBSD__ */
if (ioctl(s, SIOCGIFDESCR, &ifrdesc) == 0)
break;
#ifdef __FreeBSD__
else if (errno == ENAMETOOLONG)
descrlen = ifrdesc.ifr_buffer.length;
#endif /* __FreeBSD__ */
else
if (ioctl(s, SIOCGIFDESCR, &ifrdesc) == 0) {
if (ifrdesc.ifr_buffer.buffer ==
description)
break;
else
descrlen = ifrdesc.ifr_buffer.length;
} else {
/*
* Failed to get interface description.
*/
free(description);
description = NULL;
break;
}
} else
break;
}
#else /* __FreeBSD__ */
/*
* The only other OS that currently supports
* SIOCGIFDESCR is OpenBSD, and it has no way
* to get the description length - it's clamped
* to a maximum of IFDESCRSIZE.
*/
if ((description = malloc(descrlen)) != NULL) {
ifrdesc.ifr_data = (caddr_t)description;
if (ioctl(s, SIOCGIFDESCR, &ifrdesc) != 0) {
/*
* Failed to get interface description.
*/
free(description);
description = NULL;
}
}
#endif /* __FreeBSD__ */
close(s);
if (description != NULL && strlen(description) == 0) {
free(description);
@@ -850,8 +878,10 @@ pcap_lookupdev(errbuf)
*/
while(NAdapts--)
{
strcpy((char*)tUstr, tAstr);
(char*)tUstr += strlen(tAstr) + 1;;
char* tmp = (char*)tUstr;
strcpy(tmp, tAstr);
tmp += strlen(tAstr) + 1;
tUstr = (WCHAR*)tmp;
tAstr += strlen(tAstr) + 1;
}