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/* -*- 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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|
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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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|
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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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|
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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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|
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#include "rdesktop.h" |
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|
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static uint16 num_channels; |
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static rdp5_channel *channels[MAX_RDP5_CHANNELS]; |
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|
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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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|
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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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|
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The format of TAG_SRV_SRV_3 seems to be |
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|
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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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*/ |
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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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|
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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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|
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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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|
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|
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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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|
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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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