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fix bad network lib broadcast implementation

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AlexandreRouma
2024-01-25 21:34:13 +01:00
parent 3aa167701e
commit 68bf2fc16f
2 changed files with 19 additions and 30 deletions
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31
core/src/utils/net.cpp
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@ -109,11 +109,6 @@ namespace net {
addr.sin_port = htons(port);
}
bool Address::isMulticast() const {
IP_t ip = getIP();
return (ip >> 28) == 0b1110;
}
// === Socket functions ===
Socket::Socket(SockHandle_t sock, const Address* raddr) {
@ -380,7 +375,7 @@ namespace net {
return connect(Address(host, port));
}
std::shared_ptr<Socket> openudp(const Address& raddr, const Address& laddr) {
std::shared_ptr<Socket> openudp(const Address& raddr, const Address& laddr, bool allowBroadcast) {
// Init library if needed
init();
@ -388,12 +383,12 @@ namespace net {
SockHandle_t s = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
// If the remote address is multicast, allow multicast connections
#ifdef _WIN32
const char enable = raddr.isMulticast();
#else
int enable = raddr.isMulticast();
#endif
if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int)) < 0) {
#ifdef _WIN32
const char enable = allowBroadcast;
#else
int enable = allowBroadcast;
#endif
if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &enable, sizeof(int)) < 0) {
closeSocket(s);
throw std::runtime_error("Could not configure socket");
return NULL;
@ -410,15 +405,15 @@ namespace net {
return std::make_shared<Socket>(s, &raddr);
}
std::shared_ptr<Socket> openudp(std::string rhost, int rport, const Address& laddr) {
return openudp(Address(rhost, rport), laddr);
std::shared_ptr<Socket> openudp(std::string rhost, int rport, const Address& laddr, bool allowBroadcast) {
return openudp(Address(rhost, rport), laddr, allowBroadcast);
}
std::shared_ptr<Socket> openudp(const Address& raddr, std::string lhost, int lport) {
return openudp(raddr, Address(lhost, lport));
std::shared_ptr<Socket> openudp(const Address& raddr, std::string lhost, int lport, bool allowBroadcast) {
return openudp(raddr, Address(lhost, lport), allowBroadcast);
}
std::shared_ptr<Socket> openudp(std::string rhost, int rport, std::string lhost, int lport) {
return openudp(Address(rhost, rport), Address(lhost, lport));
std::shared_ptr<Socket> openudp(std::string rhost, int rport, std::string lhost, int lport, bool allowBroadcast) {
return openudp(Address(rhost, rport), Address(lhost, lport), allowBroadcast);
}
}