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/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2009-2013
* Copyright (C) Laxmikant Rashinkar 2009-2013
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#if !defined(CHANSRV_H)
#define CHANSRV_H
#include "arch.h"
#include "parse.h"
#include "log.h"
#define MAX_DVC_CHANNELS 32
struct chan_out_data
{
struct stream *s;
struct chan_out_data *next;
};
struct chan_item
{
int id;
int flags;
char name[16];
struct chan_out_data *head;
struct chan_out_data *tail;
};
/* data in struct trans::callback_data */
struct xrdp_api_data
{
int chan_id;
char header[64];
int flags;
/* for dynamic virtual channels */
struct trans *transp;
int dvc_chan_id;
int is_connected;
};
int DEFAULT_CC
g_is_term(void);
int APP_CC send_channel_data(int chan_id, char *data, int size);
int APP_CC send_rail_drawing_orders(char* data, int size);
int APP_CC main_cleanup(void);
int APP_CC add_timeout(int msoffset, void (*callback)(void* data), void* data);
int APP_CC find_empty_slot_in_dvc_channels();
struct xrdp_api_data * APP_CC struct_from_dvc_chan_id(tui32 dvc_chan_id);
int remove_struct_with_chan_id(tui32 dvc_chan_id);
#define LOG_LEVEL 5
#define LOG(_a, _params) \
{ \
if (_a < LOG_LEVEL) \
{ \
g_write("xrdp-chansrv [%10.10u]: ", g_time3()); \
g_writeln _params ; \
} \
}
#define LOGM(_args) do { log_message _args ; } while (0)
#ifndef GSET_UINT8
#define GSET_UINT8(_ptr, _offset, _data) \
*((unsigned char*) (((unsigned char*)(_ptr)) + (_offset))) = (unsigned char)(_data)
#define GGET_UINT8(_ptr, _offset) \
(*((unsigned char*) (((unsigned char*)(_ptr)) + (_offset))))
#define GSET_UINT16(_ptr, _offset, _data) \
GSET_UINT8(_ptr, _offset, _data); \
GSET_UINT8(_ptr, (_offset) + 1, (_data) >> 8)
#define GGET_UINT16(_ptr, _offset) \
(GGET_UINT8(_ptr, _offset)) | \
((GGET_UINT8(_ptr, (_offset) + 1)) << 8)
#define GSET_UINT32(_ptr, _offset, _data) \
GSET_UINT16(_ptr, _offset, _data); \
GSET_UINT16(_ptr, (_offset) + 2, (_data) >> 16)
#define GGET_UINT32(_ptr, _offset) \
(GGET_UINT16(_ptr, _offset)) | \
((GGET_UINT16(_ptr, (_offset) + 2)) << 16)
#endif
#endif
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