96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2009-2012
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* Copyright (C) Laxmikant Rashinkar 2009-2012
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#if !defined(CHANSRV_H)
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#define CHANSRV_H
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#include "arch.h"
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#include "parse.h"
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#include "log.h"
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#define MAX_DVC_CHANNELS 32
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struct chan_out_data
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{
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struct stream *s;
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struct chan_out_data *next;
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};
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struct chan_item
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{
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int id;
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int flags;
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char name[16];
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struct chan_out_data *head;
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struct chan_out_data *tail;
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};
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/* data in struct trans::callback_data */
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struct xrdp_api_data
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{
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int chan_id;
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char header[64];
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int flags;
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/* for dynamic virtual channels */
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struct trans *transp;
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int dvc_chan_id;
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int is_connected;
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};
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int APP_CC send_channel_data(int chan_id, char *data, int size);
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int APP_CC main_cleanup(void);
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int APP_CC find_empty_slot_in_dvc_channels();
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struct xrdp_api_data *APP_CC struct_from_dvc_chan_id(tui32 dvc_chan_id);
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int remove_struct_with_chan_id(tui32 dvc_chan_id);
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#define LOG_LEVEL 5
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#define LOG(_a, _params) \
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{ \
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if (_a < LOG_LEVEL) \
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{ \
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g_write("xrdp-chansrv [%10.10u]: ", g_time3()); \
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g_writeln _params ; \
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} \
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}
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#define LOGM(_args) do { log_message _args ; } while (0)
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#ifndef GSET_UINT8
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#define GSET_UINT8(_ptr, _offset, _data) \
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*((unsigned char*) (((unsigned char*)(_ptr)) + (_offset))) = (unsigned char)(_data)
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#define GGET_UINT8(_ptr, _offset) \
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(*((unsigned char*) (((unsigned char*)(_ptr)) + (_offset))))
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#define GSET_UINT16(_ptr, _offset, _data) \
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GSET_UINT8(_ptr, _offset, _data); \
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GSET_UINT8(_ptr, (_offset) + 1, (_data) >> 8)
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#define GGET_UINT16(_ptr, _offset) \
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(GGET_UINT8(_ptr, _offset)) | \
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((GGET_UINT8(_ptr, (_offset) + 1)) << 8)
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#define GSET_UINT32(_ptr, _offset, _data) \
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GSET_UINT16(_ptr, _offset, _data); \
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GSET_UINT16(_ptr, (_offset) + 2, (_data) >> 16)
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#define GGET_UINT32(_ptr, _offset) \
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(GGET_UINT16(_ptr, _offset)) | \
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((GGET_UINT16(_ptr, (_offset) + 2)) << 16)
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#endif
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#endif
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