void ipcon_recv_loop(void *param) {
#else
void *ipcon_recv_loop(void *param) {
#endif
IPConnection *ipcon = (IPConnection*)param;
unsigned char buffer[RECV_BUFFER_SIZE] = { 0 };
while(ipcon->recv_loop_flag) {
#ifdef _WIN32
int length = recv(ipcon->s, (char*)buffer, RECV_BUFFER_SIZE, 0);
#else
int length = read(ipcon->fd, buffer, RECV_BUFFER_SIZE);
#endif
if(length == 0) {
if(ipcon->recv_loop_flag) {
fprintf(stderr, "Socket disconnected by Server, destroying ipcon\n");
ipcon_destroy(ipcon);
}
#ifdef _WIN32
return;
#else
return NULL;
#endif
}
int handled = 0;
do {
handled += ipcon_handle_message(ipcon, buffer + handled);
} while(handled < length);
}
#ifndef _WIN32
return NULL;
#endif
}
static THREAD_RETURN_TYPE ipcon_receive_loop(void *param) {
IPConnection *ipcon = (IPConnection*)param;
unsigned char pending_data[RECV_BUFFER_SIZE] = { 0 };
int pending_length = 0;
while(ipcon->thread_receive_flag) {
#ifdef _WIN32
int length = recv(ipcon->s, (char *)(pending_data + pending_length),
RECV_BUFFER_SIZE - pending_length, 0);
if(!ipcon->thread_receive_flag) {
break;
}
if(length == SOCKET_ERROR) {
if (WSAGetLastError() == WSAEINTR) {
continue;
}
fprintf(stderr, "A socket error occurred, destroying IPConnection\n");
ipcon_destroy(ipcon);
THREAD_RETURN;
}
#else
int length = read(ipcon->fd, pending_data + pending_length,
RECV_BUFFER_SIZE - pending_length);
if(!ipcon->thread_receive_flag) {
break;
}
if(length < 0) {
if (errno == EINTR) {
continue;
}
fprintf(stderr, "A socket error occurred, destroying IPConnection\n");
ipcon_destroy(ipcon);
THREAD_RETURN;
}
#endif
if(length == 0) {
if(ipcon->thread_receive_flag) {
fprintf(stderr, "Socket disconnected by Server, destroying IPConnection\n");
ipcon_destroy(ipcon);
}
THREAD_RETURN;
}
pending_length += length;
while(true) {
if(pending_length < 4) {
// Wait for complete header
break;
}
length = ipcon_get_length_from_data(pending_data);
if(pending_length < length) {
// Wait for complete packet
break;
}
ipcon_handle_message(ipcon, pending_data);
memmove(pending_data, pending_data + length, pending_length - length);
pending_length -= length;
}
}
THREAD_RETURN;
}
