f335405bc5
git-svn-id: svn://svn.code.sf.net/p/rdesktop/code/trunk/rdesktop@418 423420c4-83ab-492f-b58f-81f9feb106b5
105 lines
2.8 KiB
C
105 lines
2.8 KiB
C
/* -*- c-basic-offset: 8 -*-
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rdesktop: A Remote Desktop Protocol client.
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Protocol services - Channel register
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Copyright (C) Erik Forsberg <forsberg@cendio.se> 2003
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "rdesktop.h"
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static uint16 num_channels;
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static rdp5_channel *channels[MAX_RDP5_CHANNELS];
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uint16
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get_num_channels(void)
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{
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return num_channels;
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}
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/* FIXME: We should use the information in TAG_SRV_SRV_3 to map RDP5
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channels to MCS channels.
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The format of TAG_SRV_SRV_3 seems to be
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global_channel_no (uint16le)
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number_of_other_channels (uint16le)
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..followed by uint16les for the other channels.
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Might be a few (two) bytes of padding at the end.
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*/
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void
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register_channel(char *name, uint32 flags, void (*callback) (STREAM, uint16))
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{
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if (num_channels > MAX_RDP5_CHANNELS)
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{
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error("Maximum number of RDP5 channels reached. Redefine MAX_RDP5_CHANNELS in constants.h and recompile!\n!");
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}
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num_channels++;
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channels[num_channels - 1] = xrealloc(channels[num_channels - 1],
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sizeof(rdp5_channel) * num_channels);
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channels[num_channels - 1]->channelno = MCS_GLOBAL_CHANNEL + num_channels;
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strcpy(channels[num_channels - 1]->name, name);
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channels[num_channels - 1]->channelflags = flags;
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channels[num_channels - 1]->channelcallback = callback;
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}
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rdp5_channel *
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find_channel_by_channelno(uint16 channelno)
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{
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if (channelno > MCS_GLOBAL_CHANNEL + num_channels)
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{
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warning("Channel %d not defined. Highest channel defined is %d\n",
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channelno, MCS_GLOBAL_CHANNEL + num_channels);
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return NULL;
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}
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else
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{
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return channels[channelno - MCS_GLOBAL_CHANNEL - 1];
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}
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}
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rdp5_channel *
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find_channel_by_num(uint16 num)
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{
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if (num > num_channels)
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{
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error("There are only %d channels defined, channel %d doesn't exist\n",
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num_channels, num);
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}
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else
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{
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return channels[num];
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}
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return NULL; // Shut the compiler up
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}
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void
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dummy_callback(STREAM s, uint16 channelno)
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{
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warning("Server is sending information on our dummy channel (%d). Why?\n", channelno);
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}
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void
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channels_init(void)
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{
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DEBUG_RDP5(("channels_init\n"));
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register_channel("dummych", 0xc0a0, dummy_callback);
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register_channel("cliprdr", 0xc0a0, cliprdr_callback);
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}
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