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LibC: getaddrinfo: Set addrinfo sin_port to 0 if service arg is NULL

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This commit is contained in:
Brendan Coles
2021-04-13 07:11:21 +00:00
committed by Andreas Kling
parent bf1ef6533c
commit ce010de74f
1 changed files with 11 additions and 4 deletions
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15
Userland/Libraries/LibC/netdb.cpp
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@@ -362,6 +362,9 @@ struct servent* getservent()
struct servent* getservbyname(const char* name, const char* protocol)
{
if (name == nullptr)
return nullptr;
bool previous_file_open_setting = keep_service_file_open;
setservent(1);
struct servent* current_service = nullptr;
@@ -689,10 +692,14 @@ int getaddrinfo(const char* __restrict node, const char* __restrict service, con
svc_ent = getservbyname(service, proto);
}
if (!svc_ent) {
char* end;
port = htons(strtol(service, &end, 10));
if (*end)
return EAI_FAIL;
if (service) {
char* end;
port = htons(strtol(service, &end, 10));
if (*end)
return EAI_FAIL;
} else {
port = htons(0);
}
if (hints && hints->ai_socktype != 0)
socktype = hints->ai_socktype;