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proxychains-ng
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proxy_getaddrinfo: fix case when func was used in lieu of inet_aton

musl-preload
rofl0r 2014-01-22 16:13:20 +01:00
parent 63ad1b4d70
commit b76aa653c9
1 changed files with 6 additions and 3 deletions
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9
src/core.c
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@ -825,8 +825,11 @@ int proxy_getaddrinfo(const char *node, const char *service, const struct addrin
// printf("proxy_getaddrinfo node %s service %s\n",node,service);
space = calloc(1, sizeof(struct addrinfo_data));
if(!space) goto err1;
if(node && !inet_aton(node, &((struct sockaddr_in *) &space->sockaddr_space)->sin_addr)) {
/* some folks (nmap) use getaddrinfo() with AI_NUMERICHOST to check whether a string
containing a numeric ip was passed. we must return failure in that case. */
if(hints && (hints->ai_flags & AI_NUMERICHOST)) return EAI_NONAME;
hp = proxy_gethostbyname(node, &ghdata);
if(hp)
memcpy(&((struct sockaddr_in *) &space->sockaddr_space)->sin_addr,
@ -841,7 +844,7 @@ int proxy_getaddrinfo(const char *node, const char *service, const struct addrin
*res = p = &space->addrinfo_space;
assert((size_t)p == (size_t) space);
p->ai_addr = &space->sockaddr_space;
if(node)
strncpy(space->addr_name, node, sizeof(space->addr_name));
@ -857,7 +860,7 @@ int proxy_getaddrinfo(const char *node, const char *service, const struct addrin
} else {
p->ai_flags = (AI_V4MAPPED | AI_ADDRCONFIG);
}
goto out;
err2:
free(space);