136 lines
3.5 KiB
C
136 lines
3.5 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Client Channels
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "channels.h"
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#include "init.h"
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extern int g_open_handle_sequence;
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extern void* g_pInterface;
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extern CHANNEL_INIT_DATA g_ChannelInitData;
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UINT32 FreeRDP_VirtualChannelInit(void** ppInitHandle, PCHANNEL_DEF pChannel,
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int channelCount, UINT32 versionRequested, PCHANNEL_INIT_EVENT_FN pChannelInitEventProc)
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{
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int index;
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void* pInterface;
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rdpChannel* channel;
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rdpChannels* channels;
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PCHANNEL_DEF pChannelDef;
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CHANNEL_INIT_DATA* pChannelInitData;
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CHANNEL_OPEN_DATA* pChannelOpenData;
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CHANNEL_CLIENT_DATA* pChannelClientData;
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if (!ppInitHandle)
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{
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DEBUG_CHANNELS("error bad init handle");
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return CHANNEL_RC_BAD_INIT_HANDLE;
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}
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channels = g_ChannelInitData.channels;
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pInterface = g_pInterface;
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pChannelInitData = &(channels->initDataList[channels->initDataCount]);
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*ppInitHandle = pChannelInitData;
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channels->initDataCount++;
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pChannelInitData->channels = channels;
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pChannelInitData->pInterface = pInterface;
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DEBUG_CHANNELS("enter");
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if (!channels->can_call_init)
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{
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DEBUG_CHANNELS("error not in entry");
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return CHANNEL_RC_NOT_IN_VIRTUALCHANNELENTRY;
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}
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if (channels->openDataCount + channelCount >= CHANNEL_MAX_COUNT)
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{
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DEBUG_CHANNELS("error too many channels");
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return CHANNEL_RC_TOO_MANY_CHANNELS;
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}
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if (!pChannel)
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{
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DEBUG_CHANNELS("error bad channel");
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return CHANNEL_RC_BAD_CHANNEL;
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}
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if (channels->is_connected)
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{
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DEBUG_CHANNELS("error already connected");
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return CHANNEL_RC_ALREADY_CONNECTED;
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}
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if (versionRequested != VIRTUAL_CHANNEL_VERSION_WIN2000)
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{
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DEBUG_CHANNELS("warning version");
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}
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for (index = 0; index < channelCount; index++)
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{
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pChannelDef = &pChannel[index];
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if (freerdp_channels_find_channel_open_data_by_name(channels, pChannelDef->name) != 0)
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{
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DEBUG_CHANNELS("error channel already used");
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return CHANNEL_RC_BAD_CHANNEL;
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}
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}
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pChannelClientData = &channels->clientDataList[channels->clientDataCount];
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pChannelClientData->pChannelInitEventProc = pChannelInitEventProc;
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pChannelClientData->pInitHandle = *ppInitHandle;
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channels->clientDataCount++;
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for (index = 0; index < channelCount; index++)
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{
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pChannelDef = &pChannel[index];
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pChannelOpenData = &channels->openDataList[channels->openDataCount];
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pChannelOpenData->OpenHandle = g_open_handle_sequence++;
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pChannelOpenData->flags = 1; /* init */
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strncpy(pChannelOpenData->name, pChannelDef->name, CHANNEL_NAME_LEN);
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pChannelOpenData->options = pChannelDef->options;
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if (channels->settings->ChannelCount < CHANNEL_MAX_COUNT)
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{
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channel = channels->settings->ChannelDefArray + channels->settings->ChannelCount;
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strncpy(channel->Name, pChannelDef->name, 7);
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channel->options = pChannelDef->options;
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channels->settings->ChannelCount++;
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}
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else
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{
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DEBUG_CHANNELS("warning more than %d channels", CHANNEL_MAX_COUNT);
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}
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channels->openDataCount++;
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}
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return CHANNEL_RC_OK;
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}
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