-/*
- * Process a WM_NETEVENT message. Will return 0 if the connection
- * has closed, or <0 for a socket error.
- */
-static int telnet_msg (WPARAM wParam, LPARAM lParam) {
- int ret;
- char buf[256];
-
- if (s == INVALID_SOCKET) /* how the hell did we get here?! */
- return -5000;
-
- if (WSAGETSELECTERROR(lParam) != 0)
- return -WSAGETSELECTERROR(lParam);
-
- switch (WSAGETSELECTEVENT(lParam)) {
- case FD_READ:
- ret = recv(s, buf, sizeof(buf), 0);
- if (ret < 0 && WSAGetLastError() == WSAEWOULDBLOCK)
- return 1;
- if (ret < 0) /* any _other_ error */
- return -10000-WSAGetLastError();
- if (ret == 0) {
- s = INVALID_SOCKET;
- return 0; /* can't happen, in theory */
- }
-#if 0
- if (in_synch) {
- BOOL i;
- if (ioctlsocket (s, SIOCATMARK, &i) < 0) {
- return -20000-WSAGetLastError();
- }
- if (i)
- in_synch = FALSE;
- }
-#endif
- do_telnet_read (buf, ret);
- return 1;
- case FD_OOB:
- do {
- ret = recv(s, buf, sizeof(buf), 0);
- } while (ret > 0);
- telnet_state = TOPLEVEL;
- do {
- ret = recv(s, buf, 1, MSG_OOB);
- if (ret > 0)
- do_telnet_read (buf, ret);
- } while (ret > 0);
- if (ret < 0 && WSAGetLastError() != WSAEWOULDBLOCK)
- return -30000-WSAGetLastError();
- return 1;
- case FD_WRITE:
- if (outbuf_head != outbuf_reap)
- try_write();
- return 1;
- case FD_CLOSE:
- s = INVALID_SOCKET;
- return 0;
- }
- return 1; /* shouldn't happen, but WTF */