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Use valread and check if it returns zero for udp

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This commit is contained in:
Jack Garrard 2022-10-29 17:46:20 -07:00
parent 158f782a2a
commit 4ab6b56598
1 changed files with 11 additions and 6 deletions
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17
source/server/SocketClient.cpp
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@ -284,7 +284,6 @@ bool SocketClient::recvTcp() {
}
Packet* header = reinterpret_cast<Packet*>(recvBuf);
int fullSize = header->mPacketSize + sizeof(Packet);
if (!(fullSize <= MAXPACKSIZE && fullSize > 0 && valread == sizeof(Packet))) {
@ -348,24 +347,30 @@ bool SocketClient::recvTcp() {
bool SocketClient::recvUdp() {
int headerSize = sizeof(Packet);
int valread = 0;
s32 fd = this->mUdpSocket;
int result = nn::socket::Recv(fd, recvBuf, MAXPACKSIZE, this->sock_flags);
if (result < headerSize){
int valread = nn::socket::Recv(fd, recvBuf, MAXPACKSIZE, this->sock_flags);
if (valread == 0) {
Logger::log("Udp connection valread was zero. Disconnecting.\n");
this->closeSocket();
return false;
}
if (valread < headerSize){
return true;
}
Packet* header = reinterpret_cast<Packet*>(recvBuf);
int fullSize = header->mPacketSize + sizeof(Packet);
// Verify packet size is appropriate
if (result < fullSize || result > MAXPACKSIZE || fullSize > MAXPACKSIZE){
if (valread < fullSize || valread > MAXPACKSIZE || fullSize > MAXPACKSIZE){
return true;
}
// Verify type of packet
if (!(header->mType > PacketType::UNKNOWN && header->mType < PacketType::End)) {
Logger::log("Failed to acquire valid packet type! Packet Type: %d Full Packet Size %d valread size: %d\n", header->mType, fullSize, result);
Logger::log("Failed to acquire valid packet type! Packet Type: %d Full Packet Size %d valread size: %d\n", header->mType, fullSize, valread);
return true;
}