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custom broadcasts file can now contain domains.

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custom broadcasts can now be put in the steam_settings folder.
This commit is contained in:
Mr_Goldberg 2019-05-08 15:43:25 -04:00
parent 106d4025bb
commit 147fc50be1
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GPG key ID: 8597D87419DEF278
5 changed files with 53 additions and 47 deletions
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28
dll/network.cpp
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@ -30,6 +30,7 @@
#include <sys/ioctl.h>
#include <unistd.h>
#include <linux/netdevice.h>
#include <netdb.h>
#endif
#define MAX_BROADCASTS 16
@ -467,6 +468,26 @@ static void socket_timeouts(struct TCP_Socket &socket, double extra_time)
}
}
std::set<uint32> Networking::resolve_ip(std::string dns)
{
std::set<uint32> ips;
struct addrinfo* result;
if (getaddrinfo(dns.c_str(), NULL, NULL, &result) == 0) {
for (struct addrinfo *res = result; res != NULL; res = res->ai_next) {
PRINT_DEBUG("%u %u\n", res->ai_addrlen, res->ai_family);
if (res->ai_family == AF_INET) {
struct sockaddr_in *ipv4 = (struct sockaddr_in *)res->ai_addr;
uint32 ip;
memcpy(&ip, &ipv4->sin_addr, sizeof(ip));
ips.insert(ntohl(ip));
}
}
}
return ips;
}
void Networking::do_callbacks_message(Common_Message *msg)
{
if (msg->has_network() || msg->has_network_old()) {
@ -682,7 +703,7 @@ bool Networking::handle_low_level_udp(Common_Message *msg, IP_PORT ip_port)
#define NUM_TCP_WAITING 128
Networking::Networking(CSteamID id, uint32 appid, uint16 port, std::vector<uint32_t> *custom_broadcasts)
Networking::Networking(CSteamID id, uint32 appid, uint16 port, std::set<uint32_t> *custom_broadcasts)
{
run_at_startup();
tcp_port = udp_port = port;
@ -690,8 +711,9 @@ Networking::Networking(CSteamID id, uint32 appid, uint16 port, std::vector<uint3
alive = true;
last_run = std::chrono::high_resolution_clock::now();
this->appid = appid;
if (custom_broadcasts)
this->custom_broadcasts = *custom_broadcasts;
if (custom_broadcasts) {
std::transform(custom_broadcasts->begin(), custom_broadcasts->end(), std::back_inserter(this->custom_broadcasts), [](uint32 ip) {return htonl(ip);});
}
sock_t sock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
PRINT_DEBUG("UDP socket: %u\n", sock);