-/* $OpenBSD: serverloop.c,v 1.153 2008/06/30 12:15:39 djm Exp $ */
+/* $OpenBSD: serverloop.c,v 1.159 2009/05/28 16:50:16 andreas Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
#include "auth-options.h"
#include "serverloop.h"
#include "misc.h"
+#include "roaming.h"
extern ServerOptions options;
int channel_id;
/* timeout, check to see how many we have had */
- if (++keep_alive_timeouts > options.client_alive_count_max) {
+ if (packet_inc_alive_timeouts() > options.client_alive_count_max) {
logit("Timeout, client not responding.");
cleanup_exit(255);
}
/* Read and buffer any input data from the client. */
if (FD_ISSET(connection_in, readset)) {
- len = read(connection_in, buf, sizeof(buf));
+ int cont = 0;
+ len = roaming_read(connection_in, buf, sizeof(buf), &cont);
if (len == 0) {
+ if (cont)
+ return;
verbose("Connection closed by %.100s",
get_remote_ipaddr());
connection_closed = 1;
* even if this was generated by something other than
* the bogus CHANNEL_REQUEST we send for keepalives.
*/
- keep_alive_timeouts = 0;
+ packet_set_alive_timeouts(0);
}
static void
{
Channel *c;
char *target, *originator;
- int target_port, originator_port;
+ u_short target_port, originator_port;
target = packet_get_string(NULL);
target_port = packet_get_int();
{
char *rtype;
int want_reply;
- int success = 0;
+ int success = 0, allocated_listen_port = 0;
rtype = packet_get_string(NULL);
want_reply = packet_get_char();
/* check permissions */
if (!options.allow_tcp_forwarding ||
- no_port_forwarding_flag
+ no_port_forwarding_flag ||
+ (!want_reply && listen_port == 0)
#ifndef NO_IPPORT_RESERVED_CONCEPT
- || (listen_port < IPPORT_RESERVED && pw->pw_uid != 0)
+ || (listen_port != 0 && listen_port < IPPORT_RESERVED &&
+ pw->pw_uid != 0)
#endif
) {
success = 0;
} else {
/* Start listening on the port */
success = channel_setup_remote_fwd_listener(
- listen_address, listen_port, options.gateway_ports);
+ listen_address, listen_port,
+ &allocated_listen_port, options.gateway_ports);
}
xfree(listen_address);
} else if (strcmp(rtype, "cancel-tcpip-forward") == 0) {
if (want_reply) {
packet_start(success ?
SSH2_MSG_REQUEST_SUCCESS : SSH2_MSG_REQUEST_FAILURE);
+ if (success && allocated_listen_port > 0)
+ packet_put_int(allocated_listen_port);
packet_send();
packet_write_wait();
}
dispatch_set(SSH2_MSG_CHANNEL_REQUEST, &server_input_channel_req);
dispatch_set(SSH2_MSG_CHANNEL_WINDOW_ADJUST, &channel_input_window_adjust);
dispatch_set(SSH2_MSG_GLOBAL_REQUEST, &server_input_global_request);
- dispatch_set(SSH2_MSG_CHANNEL_SUCCESS, &channel_input_status_confirm);
- dispatch_set(SSH2_MSG_CHANNEL_FAILURE, &channel_input_status_confirm);
/* client_alive */
+ dispatch_set(SSH2_MSG_CHANNEL_SUCCESS, &server_input_keep_alive);
+ dispatch_set(SSH2_MSG_CHANNEL_FAILURE, &server_input_keep_alive);
dispatch_set(SSH2_MSG_REQUEST_SUCCESS, &server_input_keep_alive);
dispatch_set(SSH2_MSG_REQUEST_FAILURE, &server_input_keep_alive);
/* rekeying */