FreeRDP/channels/cliprdr/client/cliprdr_main.c
2014-06-11 15:09:28 -04:00

684 lines
19 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Clipboard Virtual Channel
*
* Copyright 2009-2011 Jay Sorg
* Copyright 2010-2011 Vic Lee
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <winpr/crt.h>
#include <winpr/print.h>
#include <freerdp/types.h>
#include <freerdp/constants.h>
#include <freerdp/client/cliprdr.h>
#include "cliprdr_main.h"
#include "cliprdr_format.h"
static const char* const CB_MSG_TYPE_STRINGS[] =
{
"",
"CB_MONITOR_READY",
"CB_FORMAT_LIST",
"CB_FORMAT_LIST_RESPONSE",
"CB_FORMAT_DATA_REQUEST",
"CB_FORMAT_DATA_RESPONSE",
"CB_TEMP_DIRECTORY",
"CB_CLIP_CAPS",
"CB_FILECONTENTS_REQUEST",
"CB_FILECONTENTS_RESPONSE",
"CB_LOCK_CLIPDATA"
"CB_UNLOCK_CLIPDATA"
};
CliprdrClientContext* cliprdr_get_client_interface(cliprdrPlugin* cliprdr)
{
CliprdrClientContext* pInterface;
rdpSvcPlugin* plugin = (rdpSvcPlugin*) cliprdr;
pInterface = (CliprdrClientContext*) plugin->channel_entry_points.pInterface;
return pInterface;
}
wStream* cliprdr_packet_new(UINT16 msgType, UINT16 msgFlags, UINT32 dataLen)
{
wStream* s;
s = Stream_New(NULL, dataLen + 8);
Stream_Write_UINT16(s, msgType);
Stream_Write_UINT16(s, msgFlags);
/* Write actual length after the entire packet has been constructed. */
Stream_Seek(s, 4);
return s;
}
void cliprdr_packet_send(cliprdrPlugin* cliprdr, wStream* s)
{
int pos;
UINT32 dataLen;
pos = Stream_GetPosition(s);
dataLen = pos - 8;
Stream_SetPosition(s, 4);
Stream_Write_UINT32(s, dataLen);
Stream_SetPosition(s, pos);
#ifdef WITH_DEBUG_CLIPRDR
printf("Cliprdr Sending (%d bytes)\n", dataLen + 8);
winpr_HexDump(Stream_Buffer(s), dataLen + 8);
#endif
svc_plugin_send((rdpSvcPlugin*) cliprdr, s);
}
static void cliprdr_process_connect(rdpSvcPlugin* plugin)
{
DEBUG_CLIPRDR("connecting");
}
void cliprdr_print_general_capability_flags(UINT32 flags)
{
fprintf(stderr, "generalFlags (0x%08X) {\n", flags);
if (flags & CB_USE_LONG_FORMAT_NAMES)
fprintf(stderr, "\tCB_USE_LONG_FORMAT_NAMES\n");
if (flags & CB_STREAM_FILECLIP_ENABLED)
fprintf(stderr, "\tCB_STREAM_FILECLIP_ENABLED\n");
if (flags & CB_FILECLIP_NO_FILE_PATHS)
fprintf(stderr, "\tCB_FILECLIP_NO_FILE_PATHS\n");
if (flags & CB_CAN_LOCK_CLIPDATA)
fprintf(stderr, "\tCB_CAN_LOCK_CLIPDATA\n");
fprintf(stderr, "}\n");
}
static void cliprdr_process_general_capability(cliprdrPlugin* cliprdr, wStream* s)
{
UINT32 version;
UINT32 generalFlags;
CliprdrClientContext* context;
context = cliprdr_get_client_interface(cliprdr);
Stream_Read_UINT32(s, version); /* version (4 bytes) */
Stream_Read_UINT32(s, generalFlags); /* generalFlags (4 bytes) */
DEBUG_CLIPRDR("Version: %d", version);
#ifdef WITH_DEBUG_CLIPRDR
cliprdr_print_general_capability_flags(generalFlags);
#endif
if (generalFlags & CB_USE_LONG_FORMAT_NAMES)
cliprdr->use_long_format_names = TRUE;
if (generalFlags & CB_STREAM_FILECLIP_ENABLED)
cliprdr->stream_fileclip_enabled = TRUE;
if (generalFlags & CB_FILECLIP_NO_FILE_PATHS)
cliprdr->fileclip_no_file_paths = TRUE;
if (generalFlags & CB_CAN_LOCK_CLIPDATA)
cliprdr->can_lock_clipdata = TRUE;
cliprdr->received_caps = TRUE;
if (context->custom)
{
CLIPRDR_CAPABILITIES capabilities;
CLIPRDR_GENERAL_CAPABILITY_SET generalCapabilitySet;
capabilities.cCapabilitiesSets = 1;
capabilities.capabilitySets = (CLIPRDR_CAPABILITY_SET*) &(generalCapabilitySet);
generalCapabilitySet.capabilitySetType = CB_CAPSTYPE_GENERAL;
generalCapabilitySet.capabilitySetLength = 12;
generalCapabilitySet.version = version;
generalCapabilitySet.generalFlags = generalFlags;
if (context->ServerCapabilities)
context->ServerCapabilities(context, &capabilities);
}
else
{
RDP_CB_CLIP_CAPS* caps_event;
caps_event = (RDP_CB_CLIP_CAPS*) freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_ClipCaps, NULL, NULL);
caps_event->capabilities = generalFlags;
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) caps_event);
}
}
static void cliprdr_process_clip_caps(cliprdrPlugin* cliprdr, wStream* s, UINT16 length, UINT16 flags)
{
int i;
UINT16 lengthCapability;
UINT16 cCapabilitiesSets;
UINT16 capabilitySetType;
Stream_Read_UINT16(s, cCapabilitiesSets); /* cCapabilitiesSets (2 bytes) */
Stream_Seek_UINT16(s); /* pad1 (2 bytes) */
DEBUG_CLIPRDR("cCapabilitiesSets %d", cCapabilitiesSets);
for (i = 0; i < cCapabilitiesSets; i++)
{
Stream_Read_UINT16(s, capabilitySetType); /* capabilitySetType (2 bytes) */
Stream_Read_UINT16(s, lengthCapability); /* lengthCapability (2 bytes) */
switch (capabilitySetType)
{
case CB_CAPSTYPE_GENERAL:
cliprdr_process_general_capability(cliprdr, s);
break;
default:
DEBUG_WARN("unknown cliprdr capability set: %d", capabilitySetType);
break;
}
}
}
static void cliprdr_send_clip_caps(cliprdrPlugin* cliprdr)
{
wStream* s;
UINT32 flags;
s = cliprdr_packet_new(CB_CLIP_CAPS, 0, 4 + CB_CAPSTYPE_GENERAL_LEN);
DEBUG_CLIPRDR("Sending Capabilities");
flags = CB_USE_LONG_FORMAT_NAMES
#ifdef _WIN32
| CB_STREAM_FILECLIP_ENABLED
| CB_FILECLIP_NO_FILE_PATHS
#endif
;
Stream_Write_UINT16(s, 1); /* cCapabilitiesSets */
Stream_Write_UINT16(s, 0); /* pad1 */
Stream_Write_UINT16(s, CB_CAPSTYPE_GENERAL); /* capabilitySetType */
Stream_Write_UINT16(s, CB_CAPSTYPE_GENERAL_LEN); /* lengthCapability */
Stream_Write_UINT32(s, CB_CAPS_VERSION_2); /* version */
Stream_Write_UINT32(s, flags); /* generalFlags */
cliprdr_packet_send(cliprdr, s);
}
static void cliprdr_process_monitor_ready(cliprdrPlugin* cliprdr, wStream* s, UINT16 length, UINT16 flags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
if (context->custom)
{
CLIPRDR_MONITOR_READY monitorReady;
monitorReady.msgType = CB_MONITOR_READY;
monitorReady.msgFlags = flags;
monitorReady.dataLen = length;
if (context->MonitorReady)
context->MonitorReady(context, &monitorReady);
}
else
{
RDP_CB_MONITOR_READY_EVENT* event;
if (cliprdr->received_caps)
cliprdr_send_clip_caps(cliprdr);
event = (RDP_CB_MONITOR_READY_EVENT*) freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_MonitorReady, NULL, NULL);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) event);
}
}
static void cliprdr_process_filecontents_request(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
RDP_CB_FILECONTENTS_REQUEST_EVENT* cb_event;
cb_event = (RDP_CB_FILECONTENTS_REQUEST_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_FilecontentsRequest, NULL, NULL);
Stream_Read_UINT32(s, cb_event->streamId);
Stream_Read_UINT32(s, cb_event->lindex);
Stream_Read_UINT32(s, cb_event->dwFlags);
Stream_Read_UINT32(s, cb_event->nPositionLow);
Stream_Read_UINT32(s, cb_event->nPositionHigh);
Stream_Read_UINT32(s, cb_event->cbRequested);
//Stream_Read_UINT32(s, cb_event->clipDataId);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
static void cliprdr_process_filecontents_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
RDP_CB_FILECONTENTS_RESPONSE_EVENT* cb_event;
cb_event = (RDP_CB_FILECONTENTS_RESPONSE_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_FilecontentsResponse, NULL, NULL);
Stream_Read_UINT32(s, cb_event->streamId);
if (length > 0)
{
cb_event->size = length - 4;
cb_event->data = (BYTE*) malloc(cb_event->size);
CopyMemory(cb_event->data, Stream_Pointer(s), cb_event->size);
}
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
static void cliprdr_process_lock_clipdata(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
RDP_CB_LOCK_CLIPDATA_EVENT* cb_event;
cb_event = (RDP_CB_LOCK_CLIPDATA_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_LockClipdata, NULL, NULL);
Stream_Read_UINT32(s, cb_event->clipDataId);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
static void cliprdr_process_unlock_clipdata(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
RDP_CB_UNLOCK_CLIPDATA_EVENT* cb_event;
cb_event = (RDP_CB_UNLOCK_CLIPDATA_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_UnLockClipdata, NULL, NULL);
Stream_Read_UINT32(s, cb_event->clipDataId);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
static void cliprdr_process_receive(rdpSvcPlugin* plugin, wStream* s)
{
UINT16 msgType;
UINT16 msgFlags;
UINT32 dataLen;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) plugin;
Stream_Read_UINT16(s, msgType);
Stream_Read_UINT16(s, msgFlags);
Stream_Read_UINT32(s, dataLen);
DEBUG_CLIPRDR("msgType: %s (%d), msgFlags: %d dataLen: %d",
CB_MSG_TYPE_STRINGS[msgType], msgType, msgFlags, dataLen);
#ifdef WITH_DEBUG_CLIPRDR
winpr_HexDump(Stream_Buffer(s), dataLen + 8);
#endif
switch (msgType)
{
case CB_CLIP_CAPS:
cliprdr_process_clip_caps(cliprdr, s, dataLen, msgFlags);
break;
case CB_MONITOR_READY:
cliprdr_process_monitor_ready(cliprdr, s, dataLen, msgFlags);
break;
case CB_FORMAT_LIST:
cliprdr_process_format_list(cliprdr, s, dataLen, msgFlags);
break;
case CB_FORMAT_LIST_RESPONSE:
cliprdr_process_format_list_response(cliprdr, s, dataLen, msgFlags);
break;
case CB_FORMAT_DATA_REQUEST:
cliprdr_process_format_data_request(cliprdr, s, dataLen, msgFlags);
break;
case CB_FORMAT_DATA_RESPONSE:
cliprdr_process_format_data_response(cliprdr, s, dataLen, msgFlags);
break;
case CB_FILECONTENTS_REQUEST:
cliprdr_process_filecontents_request(cliprdr, s, dataLen, msgFlags);
break;
case CB_FILECONTENTS_RESPONSE:
cliprdr_process_filecontents_response(cliprdr, s, dataLen, msgFlags);
break;
case CB_LOCK_CLIPDATA:
cliprdr_process_lock_clipdata(cliprdr, s, dataLen, msgFlags);
break;
case CB_UNLOCK_CLIPDATA:
cliprdr_process_unlock_clipdata(cliprdr, s, dataLen, msgFlags);
break;
default:
DEBUG_WARN("unknown msgType %d", msgType);
break;
}
}
static void cliprdr_process_filecontents_request_event(cliprdrPlugin* plugin, RDP_CB_FILECONTENTS_REQUEST_EVENT * event)
{
wStream *s;
DEBUG_CLIPRDR("Sending File Contents Request.");
s = cliprdr_packet_new(CB_FILECONTENTS_REQUEST, 0, 24);
Stream_Write_UINT32(s, event->streamId);
Stream_Write_UINT32(s, event->lindex);
Stream_Write_UINT32(s, event->dwFlags);
Stream_Write_UINT32(s, event->nPositionLow);
Stream_Write_UINT32(s, event->nPositionHigh);
Stream_Write_UINT32(s, event->cbRequested);
//Stream_Write_UINT32(s, event->clipDataId);
cliprdr_packet_send(plugin, s);
}
static void cliprdr_process_filecontents_response_event(cliprdrPlugin* plugin, RDP_CB_FILECONTENTS_RESPONSE_EVENT * event)
{
wStream* s;
DEBUG_CLIPRDR("Sending file contents response with size = %d", event->size);
if (event->size > 0)
{
s = cliprdr_packet_new(CB_FILECONTENTS_RESPONSE, CB_RESPONSE_OK, event->size + 4);
Stream_Write_UINT32(s, event->streamId);
Stream_Write(s, event->data, event->size);
}
else
{
s = cliprdr_packet_new(CB_FILECONTENTS_RESPONSE, CB_RESPONSE_FAIL, 0);
}
cliprdr_packet_send(plugin, s);
}
static void cliprdr_process_lock_clipdata_event(cliprdrPlugin* plugin, RDP_CB_LOCK_CLIPDATA_EVENT * event)
{
wStream* s;
DEBUG_CLIPRDR("Sending Lock Request");
s = cliprdr_packet_new(CB_LOCK_CLIPDATA, 0, 4);
Stream_Write_UINT32(s, event->clipDataId);
cliprdr_packet_send(plugin, s);
}
static void cliprdr_process_unlock_clipdata_event(cliprdrPlugin* plugin, RDP_CB_UNLOCK_CLIPDATA_EVENT * event)
{
wStream* s;
DEBUG_CLIPRDR("Sending UnLock Request");
s = cliprdr_packet_new(CB_UNLOCK_CLIPDATA, 0, 4);
Stream_Write_UINT32(s, event->clipDataId);
cliprdr_packet_send(plugin, s);
}
static void cliprdr_process_tempdir_event(cliprdrPlugin* plugin, RDP_CB_TEMPDIR_EVENT * event)
{
wStream* s;
DEBUG_CLIPRDR("Sending Temporary Directory.");
s = cliprdr_packet_new(CB_TEMP_DIRECTORY, 0, 520);
Stream_Write(s, event->dirname, 520);
cliprdr_packet_send(plugin, s);
}
static void cliprdr_process_event(rdpSvcPlugin* plugin, wMessage* event)
{
switch (GetMessageType(event->id))
{
case CliprdrChannel_FormatList:
cliprdr_process_format_list_event((cliprdrPlugin*) plugin, (RDP_CB_FORMAT_LIST_EVENT*) event);
break;
case CliprdrChannel_DataRequest:
cliprdr_process_format_data_request_event((cliprdrPlugin*) plugin, (RDP_CB_DATA_REQUEST_EVENT*) event);
break;
case CliprdrChannel_DataResponse:
cliprdr_process_format_data_response_event((cliprdrPlugin*) plugin, (RDP_CB_DATA_RESPONSE_EVENT*) event);
break;
case CliprdrChannel_FilecontentsRequest:
cliprdr_process_filecontents_request_event((cliprdrPlugin*) plugin, (RDP_CB_FILECONTENTS_REQUEST_EVENT *) event);
break;
case CliprdrChannel_FilecontentsResponse:
cliprdr_process_filecontents_response_event((cliprdrPlugin*) plugin, (RDP_CB_FILECONTENTS_RESPONSE_EVENT *) event);
break;
case CliprdrChannel_LockClipdata:
cliprdr_process_lock_clipdata_event((cliprdrPlugin*) plugin, (RDP_CB_LOCK_CLIPDATA_EVENT *) event);
break;
case CliprdrChannel_UnLockClipdata:
cliprdr_process_unlock_clipdata_event((cliprdrPlugin*) plugin, (RDP_CB_UNLOCK_CLIPDATA_EVENT *) event);
break;
case CliprdrChannel_TemporaryDirectory:
cliprdr_process_tempdir_event((cliprdrPlugin*) plugin, (RDP_CB_TEMPDIR_EVENT *) event);
break;
default:
DEBUG_WARN("unknown event type %d", GetMessageType(event->id));
break;
}
freerdp_event_free(event);
}
static void cliprdr_process_terminate(rdpSvcPlugin* plugin)
{
svc_plugin_terminate(plugin);
free(plugin);
}
/**
* Callback Interface
*/
int cliprdr_client_capabilities(CliprdrClientContext* context, CLIPRDR_CAPABILITIES* capabilities)
{
wStream* s;
CLIPRDR_GENERAL_CAPABILITY_SET* generalCapabilitySet;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) context->handle;
s = cliprdr_packet_new(CB_CLIP_CAPS, 0, 4 + CB_CAPSTYPE_GENERAL_LEN);
Stream_Write_UINT16(s, 1); /* cCapabilitiesSets */
Stream_Write_UINT16(s, 0); /* pad1 */
generalCapabilitySet = (CLIPRDR_GENERAL_CAPABILITY_SET*) capabilities->capabilitySets;
Stream_Write_UINT16(s, generalCapabilitySet->capabilitySetType); /* capabilitySetType */
Stream_Write_UINT16(s, generalCapabilitySet->capabilitySetLength); /* lengthCapability */
Stream_Write_UINT32(s, generalCapabilitySet->version); /* version */
Stream_Write_UINT32(s, generalCapabilitySet->generalFlags); /* generalFlags */
cliprdr_packet_send(cliprdr, s);
return 0;
}
int cliprdr_client_format_list(CliprdrClientContext* context, CLIPRDR_FORMAT_LIST* formatList)
{
wStream* s;
UINT32 index;
int length = 0;
int formatNameSize;
CLIPRDR_FORMAT* format;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) context->handle;
for (index = 0; index < formatList->cFormats; index++)
{
format = (CLIPRDR_FORMAT*) &(formatList->formats[index]);
length += 4;
formatNameSize = 2;
if (format->formatName)
formatNameSize = MultiByteToWideChar(CP_UTF8, 0, format->formatName, -1, NULL, 0) * 2;
length += formatNameSize;
}
s = cliprdr_packet_new(CB_FORMAT_LIST, 0, length);
for (index = 0; index < formatList->cFormats; index++)
{
format = (CLIPRDR_FORMAT*) &(formatList->formats[index]);
Stream_Write_UINT32(s, format->formatId); /* formatId (4 bytes) */
if (format->formatName)
{
int cchWideChar;
LPWSTR lpWideCharStr;
lpWideCharStr = (LPWSTR) Stream_Pointer(s);
cchWideChar = (Stream_Capacity(s) - Stream_GetPosition(s)) / 2;
formatNameSize = MultiByteToWideChar(CP_UTF8, 0,
format->formatName, -1, lpWideCharStr, cchWideChar) * 2;
Stream_Seek(s, formatNameSize);
}
else
{
Stream_Write_UINT16(s, 0);
}
}
cliprdr_packet_send(cliprdr, s);
return 0;
}
int cliprdr_client_format_list_response(CliprdrClientContext* context, CLIPRDR_FORMAT_LIST_RESPONSE* formatListResponse)
{
wStream* s;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) context->handle;
formatListResponse->msgType = CB_FORMAT_LIST_RESPONSE;
formatListResponse->dataLen = 0;
s = cliprdr_packet_new(formatListResponse->msgType, formatListResponse->msgFlags, formatListResponse->dataLen);
cliprdr_packet_send(cliprdr, s);
return 0;
}
int cliprdr_client_format_data_request(CliprdrClientContext* context, CLIPRDR_FORMAT_DATA_REQUEST* formatDataRequest)
{
wStream* s;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) context->handle;
formatDataRequest->msgType = CB_FORMAT_DATA_REQUEST;
formatDataRequest->msgFlags = 0;
formatDataRequest->dataLen = 4;
s = cliprdr_packet_new(formatDataRequest->msgType, formatDataRequest->msgFlags, formatDataRequest->dataLen);
Stream_Write_UINT32(s, formatDataRequest->requestedFormatId); /* requestedFormatId (4 bytes) */
cliprdr_packet_send(cliprdr, s);
return 0;
}
int cliprdr_client_format_data_response(CliprdrClientContext* context, CLIPRDR_FORMAT_DATA_RESPONSE* formatDataResponse)
{
wStream* s;
cliprdrPlugin* cliprdr = (cliprdrPlugin*) context->handle;
formatDataResponse->msgType = CB_FORMAT_DATA_RESPONSE;
s = cliprdr_packet_new(formatDataResponse->msgType, formatDataResponse->msgFlags, formatDataResponse->dataLen);
Stream_Write(s, formatDataResponse->requestedFormatData, formatDataResponse->dataLen);
cliprdr_packet_send(cliprdr, s);
return 0;
}
/* cliprdr is always built-in */
#define VirtualChannelEntry cliprdr_VirtualChannelEntry
BOOL VCAPITYPE VirtualChannelEntry(PCHANNEL_ENTRY_POINTS pEntryPoints)
{
cliprdrPlugin* cliprdr;
CliprdrClientContext* context;
CHANNEL_ENTRY_POINTS_FREERDP* pEntryPointsEx;
cliprdr = (cliprdrPlugin*) calloc(1, sizeof(cliprdrPlugin));
cliprdr->plugin.channel_def.options =
CHANNEL_OPTION_INITIALIZED |
CHANNEL_OPTION_ENCRYPT_RDP |
CHANNEL_OPTION_COMPRESS_RDP |
CHANNEL_OPTION_SHOW_PROTOCOL;
strcpy(cliprdr->plugin.channel_def.name, "cliprdr");
cliprdr->plugin.connect_callback = cliprdr_process_connect;
cliprdr->plugin.receive_callback = cliprdr_process_receive;
cliprdr->plugin.event_callback = cliprdr_process_event;
cliprdr->plugin.terminate_callback = cliprdr_process_terminate;
pEntryPointsEx = (CHANNEL_ENTRY_POINTS_FREERDP*) pEntryPoints;
if ((pEntryPointsEx->cbSize >= sizeof(CHANNEL_ENTRY_POINTS_FREERDP)) &&
(pEntryPointsEx->MagicNumber == FREERDP_CHANNEL_MAGIC_NUMBER))
{
context = (CliprdrClientContext*) calloc(1, sizeof(CliprdrClientContext));
context->handle = (void*) cliprdr;
context->ClientCapabilities = cliprdr_client_capabilities;
context->ClientFormatList = cliprdr_client_format_list;
context->ClientFormatListResponse = cliprdr_client_format_list_response;
context->ClientFormatDataRequest = cliprdr_client_format_data_request;
context->ClientFormatDataResponse = cliprdr_client_format_data_response;
*(pEntryPointsEx->ppInterface) = (void*) context;
}
svc_plugin_init((rdpSvcPlugin*) cliprdr, pEntryPoints);
return 1;
}