2011-09-19 18:54:09 +04:00
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/**
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* FreeRDP: A Remote Desktop Protocol client.
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* Video Redirection Virtual Channel
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*
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* Copyright 2010-2011 Vic Lee
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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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2012-08-15 01:09:01 +04:00
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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2011-09-19 18:54:09 +04:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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2012-08-15 01:09:01 +04:00
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2011-09-19 18:54:09 +04:00
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#include <freerdp/utils/memory.h>
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#include <freerdp/utils/stream.h>
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2012-09-23 03:25:21 +04:00
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#include "tsmf_types.h"
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2011-09-19 18:54:09 +04:00
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#include "tsmf_constants.h"
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#include "tsmf_ifman.h"
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#include "tsmf_media.h"
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#include "tsmf_main.h"
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typedef struct _TSMF_LISTENER_CALLBACK TSMF_LISTENER_CALLBACK;
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typedef struct _TSMF_CHANNEL_CALLBACK TSMF_CHANNEL_CALLBACK;
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typedef struct _TSMF_PLUGIN TSMF_PLUGIN;
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struct _TSMF_LISTENER_CALLBACK
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{
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IWTSListenerCallback iface;
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IWTSPlugin* plugin;
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IWTSVirtualChannelManager* channel_mgr;
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};
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struct _TSMF_CHANNEL_CALLBACK
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{
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IWTSVirtualChannelCallback iface;
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IWTSPlugin* plugin;
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IWTSVirtualChannelManager* channel_mgr;
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IWTSVirtualChannel* channel;
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uint8 presentation_id[16];
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uint32 stream_id;
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};
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struct _TSMF_PLUGIN
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{
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IWTSPlugin iface;
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TSMF_LISTENER_CALLBACK* listener_callback;
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const char* decoder_name;
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const char* audio_name;
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const char* audio_device;
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};
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void tsmf_playback_ack(IWTSVirtualChannelCallback* pChannelCallback,
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uint32 message_id, uint64 duration, uint32 data_size)
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{
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STREAM* s;
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int error;
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TSMF_CHANNEL_CALLBACK* callback = (TSMF_CHANNEL_CALLBACK*) pChannelCallback;
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s = stream_new(32);
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stream_write_uint32(s, TSMF_INTERFACE_CLIENT_NOTIFICATIONS | STREAM_ID_PROXY);
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stream_write_uint32(s, message_id);
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stream_write_uint32(s, PLAYBACK_ACK); /* FunctionId */
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stream_write_uint32(s, callback->stream_id); /* StreamId */
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stream_write_uint64(s, duration); /* DataDuration */
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stream_write_uint64(s, data_size); /* cbData */
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2012-09-08 23:27:00 +04:00
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DEBUG_DVC("response size %d", (int) stream_get_length(s));
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2011-09-19 18:54:09 +04:00
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error = callback->channel->Write(callback->channel, stream_get_length(s), stream_get_head(s), NULL);
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if (error)
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{
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DEBUG_WARN("response error %d", error);
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}
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stream_free(s);
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}
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boolean tsmf_push_event(IWTSVirtualChannelCallback* pChannelCallback,
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RDP_EVENT* event)
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{
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int error;
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TSMF_CHANNEL_CALLBACK* callback = (TSMF_CHANNEL_CALLBACK*) pChannelCallback;
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error = callback->channel_mgr->PushEvent(callback->channel_mgr, event);
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if (error)
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{
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DEBUG_WARN("response error %d", error);
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2011-11-19 21:19:16 +04:00
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return false;
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2011-09-19 18:54:09 +04:00
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}
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2011-11-19 21:19:16 +04:00
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return true;
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2011-09-19 18:54:09 +04:00
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}
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static int tsmf_on_data_received(IWTSVirtualChannelCallback* pChannelCallback,
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uint32 cbSize,
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uint8* pBuffer)
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{
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int length;
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STREAM* input;
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STREAM* output;
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int error = -1;
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TSMF_IFMAN ifman;
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uint32 MessageId;
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uint32 FunctionId;
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uint32 InterfaceId;
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TSMF_CHANNEL_CALLBACK* callback = (TSMF_CHANNEL_CALLBACK*) pChannelCallback;
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/* 2.2.1 Shared Message Header (SHARED_MSG_HEADER) */
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if (cbSize < 12)
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{
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DEBUG_WARN("invalid size. cbSize=%d", cbSize);
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return 1;
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}
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input = stream_new(0);
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stream_attach(input, (uint8*) pBuffer, cbSize);
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output = stream_new(256);
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stream_seek(output, 8);
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stream_read_uint32(input, InterfaceId);
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stream_read_uint32(input, MessageId);
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stream_read_uint32(input, FunctionId);
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DEBUG_DVC("cbSize=%d InterfaceId=0x%X MessageId=0x%X FunctionId=0x%X",
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cbSize, InterfaceId, MessageId, FunctionId);
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memset(&ifman, 0, sizeof(TSMF_IFMAN));
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ifman.channel_callback = pChannelCallback;
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ifman.decoder_name = ((TSMF_PLUGIN*) callback->plugin)->decoder_name;
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ifman.audio_name = ((TSMF_PLUGIN*) callback->plugin)->audio_name;
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ifman.audio_device = ((TSMF_PLUGIN*) callback->plugin)->audio_device;
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memcpy(ifman.presentation_id, callback->presentation_id, 16);
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ifman.stream_id = callback->stream_id;
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ifman.message_id = MessageId;
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ifman.input = input;
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ifman.input_size = cbSize - 12;
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ifman.output = output;
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2011-11-19 21:19:16 +04:00
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ifman.output_pending = false;
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2011-09-19 18:54:09 +04:00
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ifman.output_interface_id = InterfaceId;
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switch (InterfaceId)
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{
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case TSMF_INTERFACE_CAPABILITIES | STREAM_ID_NONE:
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switch (FunctionId)
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{
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case RIM_EXCHANGE_CAPABILITY_REQUEST:
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error = tsmf_ifman_rim_exchange_capability_request(&ifman);
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break;
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default:
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break;
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}
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break;
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case TSMF_INTERFACE_DEFAULT | STREAM_ID_PROXY:
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switch (FunctionId)
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{
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case SET_CHANNEL_PARAMS:
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memcpy(callback->presentation_id, stream_get_tail(input), 16);
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stream_seek(input, 16);
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stream_read_uint32(input, callback->stream_id);
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DEBUG_DVC("SET_CHANNEL_PARAMS StreamId=%d", callback->stream_id);
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2011-11-19 21:19:16 +04:00
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ifman.output_pending = true;
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2011-09-19 18:54:09 +04:00
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error = 0;
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break;
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case EXCHANGE_CAPABILITIES_REQ:
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error = tsmf_ifman_exchange_capability_request(&ifman);
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break;
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case CHECK_FORMAT_SUPPORT_REQ:
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error = tsmf_ifman_check_format_support_request(&ifman);
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break;
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case ON_NEW_PRESENTATION:
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error = tsmf_ifman_on_new_presentation(&ifman);
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break;
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case ADD_STREAM:
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error = tsmf_ifman_add_stream(&ifman);
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break;
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case SET_TOPOLOGY_REQ:
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error = tsmf_ifman_set_topology_request(&ifman);
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break;
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case REMOVE_STREAM:
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error = tsmf_ifman_remove_stream(&ifman);
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break;
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case SHUTDOWN_PRESENTATION_REQ:
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error = tsmf_ifman_shutdown_presentation(&ifman);
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break;
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case ON_STREAM_VOLUME:
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error = tsmf_ifman_on_stream_volume(&ifman);
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break;
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case ON_CHANNEL_VOLUME:
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error = tsmf_ifman_on_channel_volume(&ifman);
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break;
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case SET_VIDEO_WINDOW:
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error = tsmf_ifman_set_video_window(&ifman);
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break;
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case UPDATE_GEOMETRY_INFO:
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error = tsmf_ifman_update_geometry_info(&ifman);
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break;
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case SET_ALLOCATOR:
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error = tsmf_ifman_set_allocator(&ifman);
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break;
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case NOTIFY_PREROLL:
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error = tsmf_ifman_notify_preroll(&ifman);
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break;
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case ON_SAMPLE:
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error = tsmf_ifman_on_sample(&ifman);
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break;
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case ON_FLUSH:
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error = tsmf_ifman_on_flush(&ifman);
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break;
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case ON_END_OF_STREAM:
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error = tsmf_ifman_on_end_of_stream(&ifman);
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break;
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case ON_PLAYBACK_STARTED:
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error = tsmf_ifman_on_playback_started(&ifman);
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break;
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case ON_PLAYBACK_PAUSED:
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error = tsmf_ifman_on_playback_paused(&ifman);
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break;
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case ON_PLAYBACK_RESTARTED:
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error = tsmf_ifman_on_playback_restarted(&ifman);
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break;
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case ON_PLAYBACK_STOPPED:
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error = tsmf_ifman_on_playback_stopped(&ifman);
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break;
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case ON_PLAYBACK_RATE_CHANGED:
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error = tsmf_ifman_on_playback_rate_changed(&ifman);
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break;
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default:
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break;
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}
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break;
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default:
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break;
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}
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stream_detach(input);
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stream_free(input);
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input = NULL;
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ifman.input = NULL;
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if (error == -1)
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{
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switch (FunctionId)
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{
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case RIMCALL_RELEASE:
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/* [MS-RDPEXPS] 2.2.2.2 Interface Release (IFACE_RELEASE)
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This message does not require a reply. */
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error = 0;
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ifman.output_pending = 1;
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break;
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case RIMCALL_QUERYINTERFACE:
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/* [MS-RDPEXPS] 2.2.2.1.2 Query Interface Response (QI_RSP)
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This message is not supported in this channel. */
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error = 0;
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break;
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}
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if (error == -1)
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{
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DEBUG_WARN("InterfaceId 0x%X FunctionId 0x%X not processed.",
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InterfaceId, FunctionId);
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/* When a request is not implemented we return empty response indicating error */
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}
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error = 0;
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}
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if (error == 0 && !ifman.output_pending)
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{
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/* Response packet does not have FunctionId */
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length = stream_get_length(output);
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stream_set_pos(output, 0);
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stream_write_uint32(output, ifman.output_interface_id);
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stream_write_uint32(output, MessageId);
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DEBUG_DVC("response size %d", length);
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error = callback->channel->Write(callback->channel, length, stream_get_head(output), NULL);
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if (error)
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{
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DEBUG_WARN("response error %d", error);
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}
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}
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stream_free(output);
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return error;
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}
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static int tsmf_on_close(IWTSVirtualChannelCallback* pChannelCallback)
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{
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TSMF_STREAM* stream;
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TSMF_PRESENTATION* presentation;
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TSMF_CHANNEL_CALLBACK* callback = (TSMF_CHANNEL_CALLBACK*) pChannelCallback;
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DEBUG_DVC("");
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if (callback->stream_id)
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{
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presentation = tsmf_presentation_find_by_id(callback->presentation_id);
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if (presentation)
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{
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stream = tsmf_stream_find_by_id(presentation, callback->stream_id);
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if (stream)
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tsmf_stream_free(stream);
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}
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}
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xfree(pChannelCallback);
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return 0;
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}
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static int tsmf_on_new_channel_connection(IWTSListenerCallback* pListenerCallback,
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IWTSVirtualChannel* pChannel,
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uint8* Data,
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int* pbAccept,
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IWTSVirtualChannelCallback** ppCallback)
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{
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TSMF_CHANNEL_CALLBACK* callback;
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TSMF_LISTENER_CALLBACK* listener_callback = (TSMF_LISTENER_CALLBACK*) pListenerCallback;
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DEBUG_DVC("");
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callback = xnew(TSMF_CHANNEL_CALLBACK);
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callback->iface.OnDataReceived = tsmf_on_data_received;
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callback->iface.OnClose = tsmf_on_close;
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callback->plugin = listener_callback->plugin;
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callback->channel_mgr = listener_callback->channel_mgr;
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callback->channel = pChannel;
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*ppCallback = (IWTSVirtualChannelCallback*) callback;
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return 0;
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}
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static int tsmf_plugin_initialize(IWTSPlugin* pPlugin, IWTSVirtualChannelManager* pChannelMgr)
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{
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TSMF_PLUGIN* tsmf = (TSMF_PLUGIN*) pPlugin;
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DEBUG_DVC("");
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tsmf->listener_callback = xnew(TSMF_LISTENER_CALLBACK);
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tsmf->listener_callback->iface.OnNewChannelConnection = tsmf_on_new_channel_connection;
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tsmf->listener_callback->plugin = pPlugin;
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tsmf->listener_callback->channel_mgr = pChannelMgr;
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return pChannelMgr->CreateListener(pChannelMgr, "TSMF", 0,
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(IWTSListenerCallback*) tsmf->listener_callback, NULL);
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}
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static int tsmf_plugin_terminated(IWTSPlugin* pPlugin)
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{
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TSMF_PLUGIN* tsmf = (TSMF_PLUGIN*) pPlugin;
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DEBUG_DVC("");
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if (tsmf->listener_callback)
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xfree(tsmf->listener_callback);
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xfree(tsmf);
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return 0;
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}
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static void tsmf_process_plugin_data(IWTSPlugin* pPlugin, RDP_PLUGIN_DATA* data)
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{
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TSMF_PLUGIN* tsmf = (TSMF_PLUGIN*) pPlugin;
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2011-12-27 23:57:40 +04:00
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while (data && data->size > 0)
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2011-09-19 18:54:09 +04:00
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{
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2011-12-27 23:57:40 +04:00
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if (data->data[0] && ( strcmp((char*)data->data[0], "tsmf") == 0 || strstr((char*)data->data[0], "/tsmf.") != NULL) )
|
2011-09-19 18:54:09 +04:00
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{
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2011-12-27 23:57:40 +04:00
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if (data->data[1] && strcmp((char*)data->data[1], "decoder") == 0)
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{
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tsmf->decoder_name = data->data[2];
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}
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else if (data->data[1] && strcmp((char*)data->data[1], "audio") == 0)
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{
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tsmf->audio_name = data->data[2];
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tsmf->audio_device = data->data[3];
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}
|
2011-09-19 18:54:09 +04:00
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}
|
2011-12-27 23:57:40 +04:00
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2012-07-29 06:24:14 +04:00
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data = (RDP_PLUGIN_DATA*)(((uint8*)data) + data->size);
|
2011-09-19 18:54:09 +04:00
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}
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}
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int DVCPluginEntry(IDRDYNVC_ENTRY_POINTS* pEntryPoints)
|
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{
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TSMF_PLUGIN * tsmf;
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int error = 0;
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tsmf = (TSMF_PLUGIN*) pEntryPoints->GetPlugin(pEntryPoints, "tsmf");
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if (tsmf == NULL)
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{
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tsmf = xnew(TSMF_PLUGIN);
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tsmf->iface.Initialize = tsmf_plugin_initialize;
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tsmf->iface.Connected = NULL;
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tsmf->iface.Disconnected = NULL;
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tsmf->iface.Terminated = tsmf_plugin_terminated;
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error = pEntryPoints->RegisterPlugin(pEntryPoints, "tsmf", (IWTSPlugin*) tsmf);
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|
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tsmf_media_init();
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}
|
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|
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if (error == 0)
|
|
|
|
{
|
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|
|
tsmf_process_plugin_data((IWTSPlugin*) tsmf,
|
|
|
|
pEntryPoints->GetPluginData(pEntryPoints));
|
|
|
|
}
|
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|
|
return error;
|
|
|
|
}
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