static int cliprdr_process_filecontents_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
WLog_Print(cliprdr->log, WLOG_DEBUG, "FileContentsResponse");
if (context->custom)
{
CLIPRDR_FILE_CONTENTS_RESPONSE response;
if (Stream_GetRemainingLength(s) < 4)
return -1;
response.msgType = CB_FILECONTENTS_RESPONSE;
response.msgFlags = flags;
response.dataLen = length;
Stream_Read_UINT32(s, response.streamId); /* streamId (4 bytes) */
response.cbRequested = length - 4;
response.requestedData = Stream_Pointer(s); /* requestedFileContentsData */
if (context->ServerFileContentsResponse)
context->ServerFileContentsResponse(context, &response);
}
return 1;
}
void cliprdr_process_format_list_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
/* http://msdn.microsoft.com/en-us/library/hh872154.aspx */
if (context->custom)
{
CLIPRDR_FORMAT_LIST_RESPONSE formatListResponse;
formatListResponse.msgType = CB_FORMAT_LIST_RESPONSE;
formatListResponse.msgFlags = msgFlags;
formatListResponse.dataLen = dataLen;
if (context->ServerFormatListResponse)
context->ServerFormatListResponse(context, &formatListResponse);
}
else
{
if ((msgFlags & CB_RESPONSE_FAIL) != 0)
{
/* In case of an error the clipboard will not be synchronized with the server.
* Post this event to restart format negotiation and data transfer. */
wMessage* event = freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_MonitorReady, NULL, NULL);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, event);
}
}
}
static int cliprdr_process_filecontents_request(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
WLog_Print(cliprdr->log, WLOG_DEBUG, "FileContentsRequest");
if (context->custom)
{
CLIPRDR_FILE_CONTENTS_REQUEST request;
if (Stream_GetRemainingLength(s) < 28)
return -1;
request.msgType = CB_FILECONTENTS_REQUEST;
request.msgFlags = flags;
request.dataLen = length;
Stream_Read_UINT32(s, request.streamId); /* streamId (4 bytes) */
Stream_Read_UINT32(s, request.listIndex); /* listIndex (4 bytes) */
Stream_Read_UINT32(s, request.dwFlags); /* dwFlags (4 bytes) */
Stream_Read_UINT32(s, request.nPositionLow); /* nPositionLow (4 bytes) */
Stream_Read_UINT32(s, request.nPositionHigh); /* nPositionHigh (4 bytes) */
Stream_Read_UINT32(s, request.cbRequested); /* cbRequested (4 bytes) */
Stream_Read_UINT32(s, request.clipDataId); /* clipDataId (4 bytes) */
if (context->ServerFileContentsRequest)
context->ServerFileContentsRequest(context, &request);
}
return 1;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT cliprdr_process_unlock_clipdata(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CLIPRDR_UNLOCK_CLIPBOARD_DATA unlockClipboardData;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "UnlockClipData");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
if (Stream_GetRemainingLength(s) < 4)
{
WLog_ERR(TAG, "not enought remaining data");
return ERROR_INVALID_DATA;
}
unlockClipboardData.msgType = CB_UNLOCK_CLIPDATA;
unlockClipboardData.msgFlags = flags;
unlockClipboardData.dataLen = length;
Stream_Read_UINT32(s, unlockClipboardData.clipDataId); /* clipDataId (4 bytes) */
IFCALLRET(context->ServerUnlockClipboardData, error, context, &unlockClipboardData);
if (error)
WLog_ERR(TAG, "ServerUnlockClipboardData failed with error %lu!", error);
return error;
}
void cliprdr_process_format_data_request(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
if (context->custom)
{
CLIPRDR_FORMAT_DATA_REQUEST formatDataRequest;
formatDataRequest.msgType = CB_FORMAT_DATA_REQUEST;
formatDataRequest.msgFlags = msgFlags;
formatDataRequest.dataLen = dataLen;
Stream_Read_UINT32(s, formatDataRequest.requestedFormatId); /* requestedFormatId (4 bytes) */
if (context->ServerFormatDataRequest)
context->ServerFormatDataRequest(context, &formatDataRequest);
}
else
{
RDP_CB_DATA_REQUEST_EVENT* cb_event;
cb_event = (RDP_CB_DATA_REQUEST_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_DataRequest, NULL, NULL);
Stream_Read_UINT32(s, cb_event->format);
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
UINT cliprdr_process_format_data_request(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CLIPRDR_FORMAT_DATA_REQUEST formatDataRequest;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "ServerFormatDataRequest");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
formatDataRequest.msgType = CB_FORMAT_DATA_REQUEST;
formatDataRequest.msgFlags = msgFlags;
formatDataRequest.dataLen = dataLen;
Stream_Read_UINT32(s, formatDataRequest.requestedFormatId); /* requestedFormatId (4 bytes) */
IFCALLRET(context->ServerFormatDataRequest, error, context, &formatDataRequest);
if (error)
WLog_ERR(TAG, "ServerFormatDataRequest failed with error %lu!", error);
return error;
}
static int cliprdr_process_unlock_clipdata(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
WLog_Print(cliprdr->log, WLOG_DEBUG, "UnlockClipData");
if (context->custom)
{
CLIPRDR_UNLOCK_CLIPBOARD_DATA unlockClipboardData;
if (Stream_GetRemainingLength(s) < 4)
return -1;
unlockClipboardData.msgType = CB_UNLOCK_CLIPDATA;
unlockClipboardData.msgFlags = flags;
unlockClipboardData.dataLen = length;
Stream_Read_UINT32(s, unlockClipboardData.clipDataId); /* clipDataId (4 bytes) */
if (context->ServerUnlockClipboardData)
context->ServerUnlockClipboardData(context, &unlockClipboardData);
}
return 1;
}
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);
}
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT cliprdr_process_general_capability(cliprdrPlugin* cliprdr, wStream* s)
{
UINT32 version;
UINT32 generalFlags;
CLIPRDR_CAPABILITIES capabilities;
CLIPRDR_GENERAL_CAPABILITY_SET generalCapabilitySet;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
if (!context)
{
WLog_ERR(TAG, "cliprdr_get_client_interface failed!");
return ERROR_INTERNAL_ERROR;
}
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 (cliprdr->useLongFormatNames)
cliprdr->useLongFormatNames = (generalFlags & CB_USE_LONG_FORMAT_NAMES) ? TRUE : FALSE;
if (cliprdr->streamFileClipEnabled)
cliprdr->streamFileClipEnabled = (generalFlags & CB_STREAM_FILECLIP_ENABLED) ? TRUE : FALSE;
if (cliprdr->fileClipNoFilePaths)
cliprdr->fileClipNoFilePaths = (generalFlags & CB_FILECLIP_NO_FILE_PATHS) ? TRUE : FALSE;
if (cliprdr->canLockClipData)
cliprdr->canLockClipData = (generalFlags & CB_CAN_LOCK_CLIPDATA) ? TRUE : FALSE;
cliprdr->capabilitiesReceived = TRUE;
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
capabilities.cCapabilitiesSets = 1;
capabilities.capabilitySets = (CLIPRDR_CAPABILITY_SET*) &(generalCapabilitySet);
generalCapabilitySet.capabilitySetType = CB_CAPSTYPE_GENERAL;
generalCapabilitySet.capabilitySetLength = 12;
generalCapabilitySet.version = version;
generalCapabilitySet.generalFlags = generalFlags;
IFCALLRET(context->ServerCapabilities, error, context, &capabilities);
if (error)
WLog_ERR(TAG, "ServerCapabilities failed with error %lu!", error);
return error;
}
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 int cliprdr_process_monitor_ready(cliprdrPlugin* cliprdr, wStream* s, UINT16 length, UINT16 flags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
WLog_Print(cliprdr->log, WLOG_DEBUG, "MonitorReady");
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);
}
return 1;
}
void cliprdr_process_format_data_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
if (context->custom)
{
CLIPRDR_FORMAT_DATA_RESPONSE formatDataResponse;
formatDataResponse.msgType = CB_FORMAT_DATA_RESPONSE;
formatDataResponse.msgFlags = msgFlags;
formatDataResponse.dataLen = dataLen;
formatDataResponse.requestedFormatData = NULL;
if (dataLen)
{
formatDataResponse.requestedFormatData = (BYTE*) malloc(dataLen);
Stream_Read(s, formatDataResponse.requestedFormatData, dataLen);
}
if (context->ClientFormatDataResponse)
context->ClientFormatDataResponse(context, &formatDataResponse);
free(formatDataResponse.requestedFormatData);
}
else
{
RDP_CB_DATA_RESPONSE_EVENT* cb_event;
cb_event = (RDP_CB_DATA_RESPONSE_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_DataResponse, NULL, NULL);
if (dataLen > 0)
{
cb_event->size = dataLen;
cb_event->data = (BYTE*) malloc(dataLen);
CopyMemory(cb_event->data, Stream_Pointer(s), dataLen);
}
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
}
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT cliprdr_process_filecontents_request(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CLIPRDR_FILE_CONTENTS_REQUEST request;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "FileContentsRequest");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
if (Stream_GetRemainingLength(s) < 28)
{
WLog_ERR(TAG, "not enought remaining data");
return ERROR_INVALID_DATA;
}
request.msgType = CB_FILECONTENTS_REQUEST;
request.msgFlags = flags;
request.dataLen = length;
Stream_Read_UINT32(s, request.streamId); /* streamId (4 bytes) */
Stream_Read_UINT32(s, request.listIndex); /* listIndex (4 bytes) */
Stream_Read_UINT32(s, request.dwFlags); /* dwFlags (4 bytes) */
Stream_Read_UINT32(s, request.nPositionLow); /* nPositionLow (4 bytes) */
Stream_Read_UINT32(s, request.nPositionHigh); /* nPositionHigh (4 bytes) */
Stream_Read_UINT32(s, request.cbRequested); /* cbRequested (4 bytes) */
Stream_Read_UINT32(s, request.clipDataId); /* clipDataId (4 bytes) */
IFCALLRET(context->ServerFileContentsRequest, error, context, &request);
if (error)
WLog_ERR(TAG, "ServerFileContentsRequest failed with error %lu!", error);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT cliprdr_process_monitor_ready(cliprdrPlugin* cliprdr, wStream* s, UINT16 length, UINT16 flags)
{
CLIPRDR_MONITOR_READY monitorReady;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "MonitorReady");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
if (!cliprdr->capabilitiesReceived)
{
/**
* The clipboard capabilities pdu from server to client is optional,
* but a server using it must send it before sending the monitor ready pdu.
* When the server capabilities pdu is not used, default capabilities
* corresponding to a generalFlags field set to zero are assumed.
*/
cliprdr->useLongFormatNames = FALSE;
cliprdr->streamFileClipEnabled = FALSE;
cliprdr->fileClipNoFilePaths = TRUE;
cliprdr->canLockClipData = FALSE;
}
monitorReady.msgType = CB_MONITOR_READY;
monitorReady.msgFlags = flags;
monitorReady.dataLen = length;
IFCALLRET(context->MonitorReady, error, context, &monitorReady);
if (error)
WLog_ERR(TAG, "MonitorReady failed with error %lu!", error);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
UINT cliprdr_process_format_data_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CLIPRDR_FORMAT_DATA_RESPONSE formatDataResponse;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "ServerFormatDataResponse");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
formatDataResponse.msgType = CB_FORMAT_DATA_RESPONSE;
formatDataResponse.msgFlags = msgFlags;
formatDataResponse.dataLen = dataLen;
formatDataResponse.requestedFormatData = NULL;
if (dataLen)
{
formatDataResponse.requestedFormatData = (BYTE*) malloc(dataLen);
if (!formatDataResponse.requestedFormatData)
{
WLog_ERR(TAG, "malloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Read(s, formatDataResponse.requestedFormatData, dataLen);
}
IFCALLRET(context->ServerFormatDataResponse, error, context, &formatDataResponse);
if (error)
WLog_ERR(TAG, "ServerFormatDataResponse failed with error %lu!", error);
free(formatDataResponse.requestedFormatData);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
UINT cliprdr_process_format_list_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CLIPRDR_FORMAT_LIST_RESPONSE formatListResponse;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "ServerFormatListResponse");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
formatListResponse.msgType = CB_FORMAT_LIST_RESPONSE;
formatListResponse.msgFlags = msgFlags;
formatListResponse.dataLen = dataLen;
IFCALLRET(context->ServerFormatListResponse, error, context, &formatListResponse);
if (error)
WLog_ERR(TAG, "ServerFormatListResponse failed with error %lu!", error);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT cliprdr_process_filecontents_response(cliprdrPlugin* cliprdr, wStream* s, UINT32 length, UINT16 flags)
{
CLIPRDR_FILE_CONTENTS_RESPONSE response;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
WLog_Print(cliprdr->log, WLOG_DEBUG, "FileContentsResponse");
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
if (Stream_GetRemainingLength(s) < 4)
{
WLog_ERR(TAG, "not enought remaining data");
return ERROR_INVALID_DATA;
}
response.msgType = CB_FILECONTENTS_RESPONSE;
response.msgFlags = flags;
response.dataLen = length;
Stream_Read_UINT32(s, response.streamId); /* streamId (4 bytes) */
response.cbRequested = length - 4;
response.requestedData = Stream_Pointer(s); /* requestedFileContentsData */
IFCALLRET(context->ServerFileContentsResponse, error, context, &response);
if (error)
WLog_ERR(TAG, "ServerFileContentsResponse failed with error %lu!", error);
return error;
}
void cliprdr_process_format_list(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
if (context->custom)
{
UINT32 index;
int formatNameLength;
CLIPRDR_FORMAT* formats;
CLIPRDR_FORMAT_LIST formatList;
formatList.msgType = CB_FORMAT_LIST;
formatList.msgFlags = msgFlags;
formatList.dataLen = dataLen;
formatList.cFormats = 0;
while (dataLen)
{
Stream_Seek(s, 4); /* formatId */
dataLen -= 4;
formatNameLength = _wcslen((WCHAR*) Stream_Pointer(s));
Stream_Seek(s, (formatNameLength + 1) * 2);
dataLen -= ((formatNameLength + 1) * 2);
formatList.cFormats++;
}
index = 0;
dataLen = formatList.dataLen;
Stream_Rewind(s, dataLen);
formats = (CLIPRDR_FORMAT*) malloc(sizeof(CLIPRDR_FORMAT) * formatList.cFormats);
formatList.formats = formats;
while (dataLen)
{
Stream_Read_UINT32(s, formats[index].formatId); /* formatId */
dataLen -= 4;
formats[index].formatName = NULL;
formatNameLength = _wcslen((WCHAR*) Stream_Pointer(s));
if (formatNameLength)
{
formatNameLength = ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) Stream_Pointer(s),
-1, &(formats[index].formatName), 0, NULL, NULL);
Stream_Seek(s, formatNameLength * 2);
dataLen -= (formatNameLength * 2);
}
else
{
Stream_Seek(s, 2);
dataLen -= 2;
}
index++;
}
if (context->ServerFormatList)
context->ServerFormatList(context, &formatList);
for (index = 0; index < formatList.cFormats; index++)
free(formats[index].formatName);
free(formats);
}
else
{
int i;
UINT32 format;
BOOL supported;
CLIPRDR_FORMAT_NAME* format_name;
RDP_CB_FORMAT_LIST_EVENT* cb_event;
cb_event = (RDP_CB_FORMAT_LIST_EVENT*) freerdp_event_new(CliprdrChannel_Class,
CliprdrChannel_FormatList, NULL, NULL);
if (dataLen > 0)
{
cb_event->raw_format_data = (BYTE*) malloc(dataLen);
memcpy(cb_event->raw_format_data, Stream_Pointer(s), dataLen);
cb_event->raw_format_data_size = dataLen;
cb_event->raw_format_unicode = (msgFlags & CB_ASCII_NAMES) ? FALSE : TRUE;
}
if (cliprdr->use_long_format_names)
cliprdr_process_long_format_names(cliprdr, s, dataLen, msgFlags);
else
cliprdr_process_short_format_names(cliprdr, s, dataLen, msgFlags);
if (cliprdr->num_format_names > 0)
cb_event->formats = (UINT32*) malloc(sizeof(UINT32) * cliprdr->num_format_names);
cb_event->num_formats = 0;
for (i = 0; i < cliprdr->num_format_names; i++)
{
supported = TRUE;
format_name = &cliprdr->format_names[i];
format = format_name->id;
switch (format)
{
case CB_FORMAT_TEXT:
case CB_FORMAT_DIB:
case CB_FORMAT_UNICODETEXT:
break;
default:
if (format_name->length > 0)
{
DEBUG_CLIPRDR("format: %s", format_name->name);
if (strcmp(format_name->name, "HTML Format") == 0)
{
format = CB_FORMAT_HTML;
break;
}
if (strcmp(format_name->name, "PNG") == 0)
{
format = CB_FORMAT_PNG;
break;
}
if (strcmp(format_name->name, "JFIF") == 0)
{
format = CB_FORMAT_JPEG;
break;
}
if (strcmp(format_name->name, "GIF") == 0)
{
format = CB_FORMAT_GIF;
break;
}
}
else
{
supported = FALSE;
}
break;
}
if (supported)
cb_event->formats[cb_event->num_formats++] = format;
if (format_name->length > 0)
free(format_name->name);
}
free(cliprdr->format_names);
cliprdr->format_names = NULL;
cliprdr->num_format_names = 0;
svc_plugin_send_event((rdpSvcPlugin*) cliprdr, (wMessage*) cb_event);
cliprdr_send_format_list_response(cliprdr);
}
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
UINT cliprdr_process_format_list(cliprdrPlugin* cliprdr, wStream* s, UINT32 dataLen, UINT16 msgFlags)
{
UINT32 index;
UINT32 position;
BOOL asciiNames;
int formatNameLength;
char* szFormatName;
WCHAR* wszFormatName;
CLIPRDR_FORMAT* formats = NULL;
CLIPRDR_FORMAT_LIST formatList;
CliprdrClientContext* context = cliprdr_get_client_interface(cliprdr);
UINT error = CHANNEL_RC_OK;
if (!context->custom)
{
WLog_ERR(TAG, "context->custom not set!");
return ERROR_INTERNAL_ERROR;
}
asciiNames = (msgFlags & CB_ASCII_NAMES) ? TRUE : FALSE;
formatList.msgType = CB_FORMAT_LIST;
formatList.msgFlags = msgFlags;
formatList.dataLen = dataLen;
index = 0;
formatList.numFormats = 0;
position = Stream_GetPosition(s);
if (!formatList.dataLen)
{
/* empty format list */
formatList.formats = NULL;
formatList.numFormats = 0;
}
else if (!cliprdr->useLongFormatNames)
{
formatList.numFormats = (dataLen / 36);
if ((formatList.numFormats * 36) != dataLen)
{
WLog_ERR(TAG, "Invalid short format list length: %d", dataLen);
return ERROR_INTERNAL_ERROR;
}
if (formatList.numFormats)
formats = (CLIPRDR_FORMAT*) calloc(formatList.numFormats, sizeof(CLIPRDR_FORMAT));
if (!formats)
{
WLog_ERR(TAG, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
formatList.formats = formats;
while (dataLen)
{
Stream_Read_UINT32(s, formats[index].formatId); /* formatId (4 bytes) */
dataLen -= 4;
formats[index].formatName = NULL;
if (asciiNames)
{
szFormatName = (char*) Stream_Pointer(s);
if (szFormatName[0])
{
formats[index].formatName = (char*) malloc(32 + 1);
if (!formats[index].formatName)
{
WLog_ERR(TAG, "calloc failed!");
error = CHANNEL_RC_NO_MEMORY;
goto error_out;
}
CopyMemory(formats[index].formatName, szFormatName, 32);
formats[index].formatName[32] = '\0';
}
}
else
{
wszFormatName = (WCHAR*) Stream_Pointer(s);
if (wszFormatName[0])
{
ConvertFromUnicode(CP_UTF8, 0, wszFormatName,
16, &(formats[index].formatName), 0, NULL, NULL);
}
}
Stream_Seek(s, 32);
dataLen -= 32;
index++;
}
}
else
{
while (dataLen)
{
Stream_Seek(s, 4); /* formatId (4 bytes) */
dataLen -= 4;
wszFormatName = (WCHAR*) Stream_Pointer(s);
if (!wszFormatName[0])
formatNameLength = 0;
else
formatNameLength = _wcslen(wszFormatName);
Stream_Seek(s, (formatNameLength + 1) * 2);
dataLen -= ((formatNameLength + 1) * 2);
formatList.numFormats++;
}
dataLen = formatList.dataLen;
Stream_SetPosition(s, position);
if (formatList.numFormats)
formats = (CLIPRDR_FORMAT*) calloc(formatList.numFormats, sizeof(CLIPRDR_FORMAT));
if (!formats)
{
WLog_ERR(TAG, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
formatList.formats = formats;
while (dataLen)
{
Stream_Read_UINT32(s, formats[index].formatId); /* formatId (4 bytes) */
dataLen -= 4;
formats[index].formatName = NULL;
wszFormatName = (WCHAR*) Stream_Pointer(s);
if (!wszFormatName[0])
formatNameLength = 0;
else
formatNameLength = _wcslen(wszFormatName);
if (formatNameLength)
{
ConvertFromUnicode(CP_UTF8, 0, wszFormatName,
-1, &(formats[index].formatName), 0, NULL, NULL);
}
Stream_Seek(s, (formatNameLength + 1) * 2);
dataLen -= ((formatNameLength + 1) * 2);
index++;
}
}
WLog_Print(cliprdr->log, WLOG_DEBUG, "ServerFormatList: numFormats: %d",
formatList.numFormats);
if (context->ServerFormatList)
{
if ((error = context->ServerFormatList(context, &formatList)))
WLog_ERR(TAG, "ServerFormatList failed with error %d", error);
}
error_out:
if (formats)
{
for (index = 0; index < formatList.numFormats; index++)
{
free(formats[index].formatName);
}
free(formats);
}
return error;
}
