=================================================================== RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/channels.h,v retrieving revision 1.12.2.2 retrieving revision 1.12.2.3 diff -u -r1.12.2.2 -r1.12.2.3 --- src/usr.bin/ssh/channels.h 2000/09/01 18:23:18 1.12.2.2 +++ src/usr.bin/ssh/channels.h 2000/11/08 21:30:34 1.12.2.3 @@ -1,4 +1,38 @@ -/* RCSID("$OpenBSD: channels.h,v 1.12.2.2 2000/09/01 18:23:18 jason Exp $"); */ +/* + * Author: Tatu Ylonen + * Copyright (c) 1995 Tatu Ylonen , Espoo, Finland + * All rights reserved + * + * As far as I am concerned, the code I have written for this software + * can be used freely for any purpose. Any derived versions of this + * software must be clearly marked as such, and if the derived work is + * incompatible with the protocol description in the RFC file, it must be + * called by a name other than "ssh" or "Secure Shell". + */ +/* + * Copyright (c) 2000 Markus Friedl. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +/* RCSID("$OpenBSD: channels.h,v 1.12.2.3 2000/11/08 21:30:34 jason Exp $"); */ #ifndef CHANNELS_H #define CHANNELS_H @@ -74,7 +108,15 @@ #define CHAN_EXTENDED_READ 1 #define CHAN_EXTENDED_WRITE 2 -void channel_set_fds(int id, int rfd, int wfd, int efd, int extusage); +/* default window/packet sizes for tcp/x11-fwd-channel */ +#define CHAN_SES_WINDOW_DEFAULT (32*1024) +#define CHAN_SES_PACKET_DEFAULT (CHAN_SES_WINDOW_DEFAULT/2) +#define CHAN_TCP_WINDOW_DEFAULT (32*1024) +#define CHAN_TCP_PACKET_DEFAULT (CHAN_TCP_WINDOW_DEFAULT/2) +#define CHAN_X11_WINDOW_DEFAULT (4*1024) +#define CHAN_X11_PACKET_DEFAULT (CHAN_X11_WINDOW_DEFAULT/2) + + void channel_open(int id); void channel_request(int id, char *service, int wantconfirm); void channel_request_start(int id, char *service, int wantconfirm); @@ -86,21 +128,27 @@ int channel_new(char *ctype, int type, int rfd, int wfd, int efd, - int window, int maxpack, int extended_usage, char *remote_name); + int window, int maxpack, int extended_usage, char *remote_name, + int nonblock); +void +channel_set_fds(int id, int rfd, int wfd, int efd, + int extusage, int nonblock); -void channel_input_channel_request(int type, int plen); -void channel_input_close(int type, int plen); -void channel_input_close_confirmation(int type, int plen); -void channel_input_data(int type, int plen); -void channel_input_extended_data(int type, int plen); -void channel_input_ieof(int type, int plen); -void channel_input_oclose(int type, int plen); -void channel_input_open_confirmation(int type, int plen); -void channel_input_open_failure(int type, int plen); -void channel_input_port_open(int type, int plen); -void channel_input_window_adjust(int type, int plen); -void channel_input_open(int type, int plen); +void deny_input_open(int type, int plen, void *ctxt); +void channel_input_channel_request(int type, int plen, void *ctxt); +void channel_input_close(int type, int plen, void *ctxt); +void channel_input_close_confirmation(int type, int plen, void *ctxt); +void channel_input_data(int type, int plen, void *ctxt); +void channel_input_extended_data(int type, int plen, void *ctxt); +void channel_input_ieof(int type, int plen, void *ctxt); +void channel_input_oclose(int type, int plen, void *ctxt); +void channel_input_open_confirmation(int type, int plen, void *ctxt); +void channel_input_open_failure(int type, int plen, void *ctxt); +void channel_input_port_open(int type, int plen, void *ctxt); +void channel_input_window_adjust(int type, int plen, void *ctxt); +void channel_input_open(int type, int plen, void *ctxt); + /* Sets specific protocol options. */ void channel_set_options(int hostname_in_open); @@ -203,7 +251,7 @@ * the remote channel number. We should do whatever we want, and respond * with either SSH_MSG_OPEN_CONFIRMATION or SSH_MSG_OPEN_FAILURE. */ -void x11_input_open(int type, int plen); +void x11_input_open(int type, int plen, void *ctxt); /* * Requests forwarding of X11 connections. This should be called on the @@ -236,7 +284,7 @@ int auth_input_request_forwarding(struct passwd * pw); /* This is called to process an SSH_SMSG_AGENT_OPEN message. */ -void auth_input_open_request(int type, int plen); +void auth_input_open_request(int type, int plen, void *ctxt); /* XXX */ int channel_connect_to(const char *host, u_short host_port);