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- Bug #2218480 (http://curl.haxx.se/bug/view.cgi?id=2218480) pointed out a

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problem with my CURLINFO_PRIMARY_IP fix from October 7th that caused a NULL
  pointer read. I also took the opportunity to clean up this logic (storing of
  the connection's IP address) somewhat as we had it stored in two different
  places and ways previously and they are now unified.
This commit is contained in:
Daniel Stenberg 2008-11-03 16:24:56 +00:00
parent efe2ce3647
commit d0b8b5a199
5 changed files with 46 additions and 60 deletions
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30
lib/connect.c
View file

@ -555,25 +555,6 @@ static bool verifyconnect(curl_socket_t sockfd, int *error)
return rc;
}
CURLcode Curl_store_ip_addr(struct connectdata *conn)
{
char addrbuf[256];
Curl_printable_address(conn->ip_addr, addrbuf, sizeof(addrbuf));
/* save the string */
Curl_safefree(conn->ip_addr_str);
conn->ip_addr_str = strdup(addrbuf);
if(!conn->ip_addr_str)
return CURLE_OUT_OF_MEMORY; /* FAIL */
#ifdef PF_INET6
if(conn->ip_addr->ai_family == PF_INET6)
conn->bits.ipv6 = TRUE;
#endif
return CURLE_OK;
}
/* Used within the multi interface. Try next IP address, return TRUE if no
more address exists or error */
static bool trynextip(struct connectdata *conn,
@ -600,8 +581,7 @@ static bool trynextip(struct connectdata *conn,
/* store the new socket descriptor */
conn->sock[sockindex] = sockfd;
conn->ip_addr = ai;
return (bool)(Curl_store_ip_addr(conn) != CURLE_OK);
break;
}
ai = ai->ai_next;
}
@ -824,21 +804,27 @@ singleipconnect(struct connectdata *conn,
((const struct sockaddr_un*)(&addr.sa_addr))->sun_path);
snprintf(data->info.ip, MAX_IPADR_LEN, "%s",
((const struct sockaddr_un*)(&addr.sa_addr))->sun_path);
strcpy(conn->ip_addr_str, data->info.ip);
}
else
#endif
{
#ifdef ENABLE_IPV6
if(addr.family == AF_INET6)
if(addr.family == AF_INET6) {
iptoprint = &sa6->sin6_addr;
conn->bits.ipv6 = TRUE;
}
else
#endif
{
iptoprint = &sa4->sin_addr;
}
if(Curl_inet_ntop(addr.family, iptoprint, addr_buf,
sizeof(addr_buf)) != NULL) {
infof(data, " Trying %s... ", addr_buf);
snprintf(data->info.ip, MAX_IPADR_LEN, "%s", addr_buf);
strcpy(conn->ip_addr_str, data->info.ip);
}
}