static int GetBytes(int id, void *buffer, size_t bytes_to_recv) {
char *bptr = (char *)buffer;
IoRoutines *io = GetConnectionIo(id);
if (io) {
int tries = 0;
while (bytes_to_recv > 0 && (tries < 10)) {
ssize_t bytes_recv;
bytes_recv = io->recv(id, bptr, bytes_to_recv);
if (bytes_recv <= 0) {
if (errno != EINTR)
return 0;
tries++;
}
else {
tries = 0;
bytes_to_recv -= bytes_recv;
bptr += bytes_recv;
}
}
if (tries >= 10) {
DisconnectConnection(id);
fprintf(stderr,"\rrecv failed for connection %d: too many EINTR's",id);
return 0;
}
return 1;
}
return 0;
}
int FlushConnection(int id) {
IoRoutines *io = GetConnectionIo(id);
if (io)
return io->flush ? io->flush(id) : 0;
else
return -1;
}
