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Close our end of the connection when we receive an EOF

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This should/might fix the server's CPU usage spiking to 100%.
This commit is contained in:
dongresource 2020-12-11 22:41:51 +01:00
parent 2834891727
commit 974941f4fa
1 changed files with 8 additions and 2 deletions
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10
src/CNProtocol.cpp
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@ -167,7 +167,10 @@ void CNSocket::step() {
if (readSize <= 0) {
// we aren't reading a packet yet, try to start looking for one
int recved = recv(sock, (buffer_t*)readBuffer, sizeof(int32_t), 0);
if (!SOCKETERROR(recved)) {
if (recved == 0) {
// the socket was closed normally
kill();
} else if (!SOCKETERROR(recved)) {
// we got our packet size!!!!
readSize = *((int32_t*)readBuffer);
// sanity check
@ -189,7 +192,10 @@ void CNSocket::step() {
if (readSize > 0 && readBufferIndex < readSize) {
// read until the end of the packet! (or at least try too)
int recved = recv(sock, (buffer_t*)(readBuffer + readBufferIndex), readSize - readBufferIndex, 0);
if (!SOCKETERROR(recved))
if (recved == 0) {
// the socket was closed normally
kill();
} else if (!SOCKETERROR(recved))
readBufferIndex += recved;
else if (OF_ERRNO != OF_EWOULD) {
// serious socket issue, disconnect connection