static BOOL autodetect_send_netchar_result(rdpContext* context, UINT16 sequenceNumber)
{
wStream* s;
s = rdp_message_channel_pdu_init(context->rdp);
if (!s)
return FALSE;
WLog_DBG(AUTODETECT_TAG, "sending Bandwidth Network Characteristics Result PDU");
if (context->rdp->autodetect->netCharBandwidth > 0)
{
Stream_Write_UINT8(s, 0x12); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_REQUEST); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, 0x08C0); /* requestType (2 bytes) */
Stream_Write_UINT32(s, context->rdp->autodetect->netCharBaseRTT); /* baseRTT (4 bytes) */
Stream_Write_UINT32(s, context->rdp->autodetect->netCharBandwidth); /* bandwidth (4 bytes) */
Stream_Write_UINT32(s, context->rdp->autodetect->netCharAverageRTT); /* averageRTT (4 bytes) */
}
else
{
Stream_Write_UINT8(s, 0x0E); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_REQUEST); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, 0x0840); /* requestType (2 bytes) */
Stream_Write_UINT32(s, context->rdp->autodetect->netCharBaseRTT); /* baseRTT (4 bytes) */
Stream_Write_UINT32(s, context->rdp->autodetect->netCharAverageRTT); /* averageRTT (4 bytes) */
}
return rdp_send_message_channel_pdu(context->rdp, s, SEC_AUTODETECT_REQ);
}
static BOOL autodetect_send_bandwidth_measure_stop(rdpContext* context, UINT16 payloadLength, UINT16 sequenceNumber, UINT16 requestType)
{
UINT16 i;
wStream* s;
s = rdp_message_channel_pdu_init(context->rdp);
if (!s)
return FALSE;
WLog_DBG(AUTODETECT_TAG, "sending Bandwidth Measure Stop PDU -> payloadLength=%u");
/* 4-bytes aligned */
payloadLength &= ~3;
Stream_Write_UINT8(s, requestType == RDP_BW_STOP_REQUEST_TYPE_CONNECTTIME ? 0x08 : 0x06); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_REQUEST); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, requestType); /* requestType (2 bytes) */
if (requestType == RDP_BW_STOP_REQUEST_TYPE_CONNECTTIME)
{
Stream_Write_UINT16(s, payloadLength); /* payloadLength (2 bytes) */
if (payloadLength > 0)
{
Stream_EnsureRemainingCapacity(s, payloadLength);
/* Random data (better measurement in case the line is compressed) */
for (i = 0; i < payloadLength / 4; i++)
{
Stream_Write_UINT32(s, rand());
}
}
}
return rdp_send_message_channel_pdu(context->rdp, s, SEC_AUTODETECT_REQ);
}
static void rfx_compose_message_context(RFX_CONTEXT* context, wStream* s)
{
UINT16 properties;
Stream_Write_UINT16(s, WBT_CONTEXT); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, 13); /* CodecChannelT.blockLen */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
Stream_Write_UINT8(s, 0); /* ctxId */
Stream_Write_UINT16(s, CT_TILE_64x64); /* tileSize */
/* properties */
properties = context->flags; /* flags */
properties |= (COL_CONV_ICT << 3); /* cct */
properties |= (CLW_XFORM_DWT_53_A << 5); /* xft */
properties |= ((context->mode == RLGR1 ? CLW_ENTROPY_RLGR1 : CLW_ENTROPY_RLGR3) << 9); /* et */
properties |= (SCALAR_QUANTIZATION << 13); /* qt */
Stream_Write_UINT16(s, properties);
/* properties in tilesets: note that this has different format from the one in TS_RFX_CONTEXT */
properties = 1; /* lt */
properties |= (context->flags << 1); /* flags */
properties |= (COL_CONV_ICT << 4); /* cct */
properties |= (CLW_XFORM_DWT_53_A << 6); /* xft */
properties |= ((context->mode == RLGR1 ? CLW_ENTROPY_RLGR1 : CLW_ENTROPY_RLGR3) << 10); /* et */
properties |= (SCALAR_QUANTIZATION << 14); /* qt */
context->properties = properties;
}
/* server is getting a feel of the round trip time */
void guac_rdpsnd_training_handler(guac_rdpsndPlugin* rdpsnd,
wStream* input_stream, guac_rdpsnd_pdu_header* header) {
int data_size;
wStream* output_stream;
/* Get associated client data */
guac_client* client = rdpsnd->client;
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
/* Read timestamp and data size */
Stream_Read_UINT16(input_stream, rdpsnd->server_timestamp);
Stream_Read_UINT16(input_stream, data_size);
/* Send training response */
output_stream = Stream_New(NULL, 8);
Stream_Write_UINT8(output_stream, SNDC_TRAINING);
Stream_Write_UINT8(output_stream, 0);
Stream_Write_UINT16(output_stream, 4);
Stream_Write_UINT16(output_stream, rdpsnd->server_timestamp);
Stream_Write_UINT16(output_stream, data_size);
pthread_mutex_lock(&(rdp_client->rdp_lock));
svc_plugin_send((rdpSvcPlugin*) rdpsnd, output_stream);
pthread_mutex_unlock(&(rdp_client->rdp_lock));
}
BOOL autodetect_send_bandwidth_measure_payload(rdpContext* context, UINT16 payloadLength, UINT16 sequenceNumber)
{
UINT16 i;
wStream* s;
s = rdp_message_channel_pdu_init(context->rdp);
if (!s)
return FALSE;
WLog_DBG(AUTODETECT_TAG, "sending Bandwidth Measure Payload PDU -> payloadLength=%u");
/* 4-bytes aligned */
payloadLength &= ~3;
if (!Stream_EnsureRemainingCapacity(s, 8 + payloadLength))
{
Stream_Release(s);
return FALSE;
}
Stream_Write_UINT8(s, 0x08); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_REQUEST); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, RDP_BW_PAYLOAD_REQUEST_TYPE); /* requestType (2 bytes) */
Stream_Write_UINT16(s, payloadLength); /* payloadLength (2 bytes) */
/* Random data (better measurement in case the line is compressed) */
for (i = 0; i < payloadLength / 4; i++)
{
Stream_Write_UINT32(s, rand());
}
return rdp_send_message_channel_pdu(context->rdp, s, SEC_AUTODETECT_REQ);
}
static void update_send_cache_glyph_v2(rdpContext* context, CACHE_GLYPH_V2_ORDER* cache_glyph_v2)
{
wStream* s;
UINT16 flags;
int bm, em;
int headerLength;
INT16 orderLength;
rdpUpdate* update = context->update;
flags = 0;
headerLength = 6;
s = update->us;
bm = Stream_GetPosition(s);
Stream_EnsureRemainingCapacity(s, headerLength);
Stream_Seek(s, headerLength);
update_write_cache_glyph_v2_order(s, cache_glyph_v2, &flags);
em = Stream_GetPosition(s);
orderLength = (em - bm) - 13;
Stream_SetPosition(s, bm);
Stream_Write_UINT8(s, ORDER_STANDARD | ORDER_SECONDARY | ORDER_TYPE_CHANGE); /* controlFlags (1 byte) */
Stream_Write_UINT16(s, orderLength); /* orderLength (2 bytes) */
Stream_Write_UINT16(s, flags); /* extraFlags (2 bytes) */
Stream_Write_UINT8(s, ORDER_TYPE_CACHE_GLYPH); /* orderType (1 byte) */
Stream_SetPosition(s, em);
update->numberOrders++;
}
void license_write_preamble(wStream* s, BYTE bMsgType, BYTE flags, UINT16 wMsgSize)
{
/* preamble (4 bytes) */
Stream_Write_UINT8(s, bMsgType); /* bMsgType (1 byte) */
Stream_Write_UINT8(s, flags); /* flags (1 byte) */
Stream_Write_UINT16(s, wMsgSize); /* wMsgSize (2 bytes) */
}
static void rfx_compose_message_region(RFX_CONTEXT* context, wStream* s,
const RFX_RECT* rects, int num_rects)
{
int size;
int i;
size = 15 + num_rects * 8;
Stream_EnsureRemainingCapacity(s, size);
Stream_Write_UINT16(s, WBT_REGION); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, size); /* set CodecChannelT.blockLen later */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
Stream_Write_UINT8(s, 1); /* regionFlags */
Stream_Write_UINT16(s, num_rects); /* numRects */
for (i = 0; i < num_rects; i++)
{
Stream_Write_UINT16(s, rects[i].x);
Stream_Write_UINT16(s, rects[i].y);
Stream_Write_UINT16(s, rects[i].width);
Stream_Write_UINT16(s, rects[i].height);
}
Stream_Write_UINT16(s, CBT_REGION); /* regionType */
Stream_Write_UINT16(s, 1); /* numTilesets */
}
static BOOL rdpsnd_server_close(RdpsndServerContext* context)
{
int pos;
BOOL status;
wStream* s = context->priv->rdpsnd_pdu;
if (context->selected_client_format < 0)
return FALSE;
if (context->priv->out_pending_frames > 0)
{
if (!rdpsnd_server_send_audio_pdu(context))
return FALSE;
}
context->selected_client_format = -1;
Stream_Write_UINT8(s, SNDC_CLOSE);
Stream_Write_UINT8(s, 0);
Stream_Seek_UINT16(s);
pos = Stream_GetPosition(s);
Stream_SetPosition(s, 2);
Stream_Write_UINT16(s, pos - 4);
Stream_SetPosition(s, pos);
status = WTSVirtualChannelWrite(context->priv->ChannelHandle, (PCHAR) Stream_Buffer(s), Stream_GetPosition(s), NULL);
Stream_SetPosition(s, 0);
return status;
}
static void update_send_cache_brush(rdpContext* context, CACHE_BRUSH_ORDER* cache_brush)
{
wStream* s;
UINT16 flags;
int bm, em;
int headerLength;
INT16 orderLength;
rdpUpdate* update = context->update;
flags = 0;
headerLength = 6;
update_check_flush(context, headerLength + update_approximate_cache_brush_order(cache_brush, &flags));
s = update->us;
bm = Stream_GetPosition(s);
Stream_EnsureRemainingCapacity(s, headerLength);
Stream_Seek(s, headerLength);
update_write_cache_brush_order(s, cache_brush, &flags);
em = Stream_GetPosition(s);
orderLength = (em - bm) - 13;
Stream_SetPosition(s, bm);
Stream_Write_UINT8(s, ORDER_STANDARD | ORDER_SECONDARY); /* controlFlags (1 byte) */
Stream_Write_UINT16(s, orderLength); /* orderLength (2 bytes) */
Stream_Write_UINT16(s, flags); /* extraFlags (2 bytes) */
Stream_Write_UINT8(s, ORDER_TYPE_CACHE_BRUSH); /* orderType (1 byte) */
Stream_SetPosition(s, em);
update->numberOrders++;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_write_h264_metablock(wStream* s, RDPGFX_H264_METABLOCK* meta)
{
UINT32 index;
RECTANGLE_16* regionRect;
RDPGFX_H264_QUANT_QUALITY* quantQualityVal;
UINT error = CHANNEL_RC_OK;
Stream_Write_UINT32(s, meta->numRegionRects); /* numRegionRects (4 bytes) */
for (index = 0; index < meta->numRegionRects; index++)
{
regionRect = &(meta->regionRects[index]);
if ((error = rdpgfx_write_rect16(s, regionRect)))
{
WLog_ERR(TAG, "rdpgfx_write_rect16 failed with error %u!", error);
return error;
}
}
for (index = 0; index < meta->numRegionRects; index++)
{
quantQualityVal = &(meta->quantQualityVals[index]);
Stream_Write_UINT8(s, quantQualityVal->qp
| (quantQualityVal->r << 6)
| (quantQualityVal->p << 7)); /* qpVal (1 byte) */
/* qualityVal (1 byte) */
Stream_Write_UINT8(s, quantQualityVal->qualityVal);
}
return error;
}
static BOOL rdg_send_handshake(rdpRdg* rdg)
{
wStream* s;
BOOL status;
s = Stream_New(NULL, 14);
if (!s)
return FALSE;
Stream_Write_UINT16(s, PKT_TYPE_HANDSHAKE_REQUEST); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, 14); /* PacketLength (4 bytes) */
Stream_Write_UINT8(s, 1); /* VersionMajor (1 byte) */
Stream_Write_UINT8(s, 0); /* VersionMinor (1 byte) */
Stream_Write_UINT16(s, 0); /* ClientVersion (2 bytes), must be 0 */
Stream_Write_UINT16(s, rdg->extAuth); /* ExtendedAuthentication (2 bytes) */
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
if (status)
{
rdg->state = RDG_CLIENT_STATE_HANDSHAKE;
}
return status;
}
BOOL rfx_write_message_region(RFX_CONTEXT* context, wStream* s, RFX_MESSAGE* message)
{
int i;
UINT32 blockLen;
blockLen = 15 + (message->numRects * 8);
if (!Stream_EnsureRemainingCapacity(s, blockLen))
return FALSE;
Stream_Write_UINT16(s, WBT_REGION); /* CodecChannelT.blockType (2 bytes) */
Stream_Write_UINT32(s, blockLen); /* set CodecChannelT.blockLen (4 bytes) */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId (1 byte) */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId (1 byte) */
Stream_Write_UINT8(s, 1); /* regionFlags (1 byte) */
Stream_Write_UINT16(s, message->numRects); /* numRects (2 bytes) */
for (i = 0; i < message->numRects; i++)
{
/* Clipping rectangles are relative to destLeft, destTop */
Stream_Write_UINT16(s, message->rects[i].x); /* x (2 bytes) */
Stream_Write_UINT16(s, message->rects[i].y); /* y (2 bytes) */
Stream_Write_UINT16(s, message->rects[i].width); /* width (2 bytes) */
Stream_Write_UINT16(s, message->rects[i].height); /* height (2 bytes) */
}
Stream_Write_UINT16(s, CBT_REGION); /* regionType (2 bytes) */
Stream_Write_UINT16(s, 1); /* numTilesets (2 bytes) */
return TRUE;
}
BOOL input_send_fastpath_focus_in_event(rdpInput* input, UINT16 toggleStates)
{
wStream* s;
rdpRdp* rdp = input->context->rdp;
BYTE eventFlags = 0;
s = fastpath_input_pdu_init_header(rdp->fastpath);
if (!s)
return FALSE;
/* send a tab up like mstsc.exe */
eventFlags = FASTPATH_INPUT_KBDFLAGS_RELEASE | FASTPATH_INPUT_EVENT_SCANCODE << 5;
Stream_Write_UINT8(s, eventFlags); /* Key Release event (1 byte) */
Stream_Write_UINT8(s, 0x0f); /* keyCode (1 byte) */
/* send the toggle key states */
eventFlags = (toggleStates & 0x1F) | FASTPATH_INPUT_EVENT_SYNC << 5;
Stream_Write_UINT8(s, eventFlags); /* toggle state (1 byte) */
/* send another tab up like mstsc.exe */
eventFlags = FASTPATH_INPUT_KBDFLAGS_RELEASE | FASTPATH_INPUT_EVENT_SCANCODE << 5;
Stream_Write_UINT8(s, eventFlags); /* Key Release event (1 byte) */
Stream_Write_UINT8(s, 0x0f); /* keyCode (1 byte) */
return fastpath_send_multiple_input_pdu(rdp->fastpath, s, 3);
}
static BOOL autodetect_send_bandwidth_measure_results(rdpRdp* rdp, UINT16 responseType, UINT16 sequenceNumber)
{
wStream* s;
UINT32 timeDelta;
/* Compute the total time */
timeDelta = GetTickCount() - rdp->autodetect->bandwidthMeasureStartTime;
/* Send the result PDU to the server */
s = rdp_message_channel_pdu_init(rdp);
if (!s)
return FALSE;
WLog_DBG(AUTODETECT_TAG, "sending Bandwidth Measure Results PDU -> timeDelta=%u, byteCount=%u", timeDelta, rdp->autodetect->bandwidthMeasureByteCount);
Stream_Write_UINT8(s, 0x0E); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_RESPONSE); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, responseType); /* responseType (1 byte) */
Stream_Write_UINT32(s, timeDelta); /* timeDelta (4 bytes) */
Stream_Write_UINT32(s, rdp->autodetect->bandwidthMeasureByteCount); /* byteCount (4 bytes) */
return rdp_send_message_channel_pdu(rdp, s, SEC_AUTODETECT_RSP);
}
void guac_rdpdr_fs_process_query_standard_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
BOOL is_directory = FALSE;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
if (file->attributes & FILE_ATTRIBUTE_DIRECTORY)
is_directory = TRUE;
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 26);
Stream_Write_UINT32(output_stream, 22);
Stream_Write_UINT64(output_stream, file->size); /* AllocationSize */
Stream_Write_UINT64(output_stream, file->size); /* EndOfFile */
Stream_Write_UINT32(output_stream, 1); /* NumberOfLinks */
Stream_Write_UINT8(output_stream, 0); /* DeletePending */
Stream_Write_UINT8(output_stream, is_directory); /* Directory */
/* Reserved field must not be sent */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
static void rfx_write_message_codec_versions(RFX_CONTEXT* context, wStream* s)
{
Stream_Write_UINT16(s, WBT_CODEC_VERSIONS); /* BlockT.blockType (2 bytes) */
Stream_Write_UINT32(s, 10); /* BlockT.blockLen (4 bytes) */
Stream_Write_UINT8(s, 1); /* numCodecs (1 byte) */
Stream_Write_UINT8(s, 1); /* codecs.codecId (1 byte) */
Stream_Write_UINT16(s, WF_VERSION_1_0); /* codecs.version (2 bytes) */
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
UINT rdpgfx_write_color32(wStream* s, RDPGFX_COLOR32* color32)
{
Stream_Write_UINT8(s, color32->B); /* B (1 byte) */
Stream_Write_UINT8(s, color32->G); /* G (1 byte) */
Stream_Write_UINT8(s, color32->R); /* R (1 byte) */
Stream_Write_UINT8(s, color32->XA); /* XA (1 byte) */
return CHANNEL_RC_OK;
}
static void rfx_compose_message_codec_versions(RFX_CONTEXT* context, wStream* s)
{
Stream_Write_UINT16(s, WBT_CODEC_VERSIONS); /* BlockT.blockType */
Stream_Write_UINT32(s, 10); /* BlockT.blockLen */
Stream_Write_UINT8(s, 1); /* numCodecs */
Stream_Write_UINT8(s, 1); /* codecs.codecId */
Stream_Write_UINT16(s, WF_VERSION_1_0); /* codecs.version */
}
void ntlm_write_version_info(wStream* s, NTLM_VERSION_INFO* versionInfo)
{
Stream_Write_UINT8(s, versionInfo->ProductMajorVersion); /* ProductMajorVersion (1 byte) */
Stream_Write_UINT8(s, versionInfo->ProductMinorVersion); /* ProductMinorVersion (1 byte) */
Stream_Write_UINT16(s, versionInfo->ProductBuild); /* ProductBuild (2 bytes) */
Stream_Write(s, versionInfo->Reserved, sizeof(versionInfo->Reserved)); /* Reserved (3 bytes) */
Stream_Write_UINT8(s, versionInfo->NTLMRevisionCurrent); /* NTLMRevisionCurrent (1 byte) */
}
BOOL drive_file_query_information(DRIVE_FILE* file, UINT32 FsInformationClass, wStream* output)
{
struct STAT st;
if (STAT(file->fullpath, &st) != 0)
{
Stream_Write_UINT32(output, 0); /* Length */
return FALSE;
}
switch (FsInformationClass)
{
case FileBasicInformation:
/* http://msdn.microsoft.com/en-us/library/cc232094.aspx */
if (!Stream_EnsureRemainingCapacity(output, 4 + 36))
goto out_fail;
Stream_Write_UINT32(output, 36); /* Length */
Stream_Write_UINT64(output, FILE_TIME_SYSTEM_TO_RDP(st.st_mtime)); /* CreationTime */
Stream_Write_UINT64(output, FILE_TIME_SYSTEM_TO_RDP(st.st_atime)); /* LastAccessTime */
Stream_Write_UINT64(output, FILE_TIME_SYSTEM_TO_RDP(st.st_mtime)); /* LastWriteTime */
Stream_Write_UINT64(output, FILE_TIME_SYSTEM_TO_RDP(st.st_ctime)); /* ChangeTime */
Stream_Write_UINT32(output, FILE_ATTR_SYSTEM_TO_RDP(file, st)); /* FileAttributes */
/* Reserved(4), MUST NOT be added! */
break;
case FileStandardInformation:
/* http://msdn.microsoft.com/en-us/library/cc232088.aspx */
if (!Stream_EnsureRemainingCapacity(output, 4 + 22))
goto out_fail;
Stream_Write_UINT32(output, 22); /* Length */
Stream_Write_UINT64(output, st.st_size); /* AllocationSize */
Stream_Write_UINT64(output, st.st_size); /* EndOfFile */
Stream_Write_UINT32(output, st.st_nlink); /* NumberOfLinks */
Stream_Write_UINT8(output, file->delete_pending ? 1 : 0); /* DeletePending */
Stream_Write_UINT8(output, file->is_dir ? 1 : 0); /* Directory */
/* Reserved(2), MUST NOT be added! */
break;
case FileAttributeTagInformation:
/* http://msdn.microsoft.com/en-us/library/cc232093.aspx */
if (!Stream_EnsureRemainingCapacity(output, 4 + 8))
goto out_fail;
Stream_Write_UINT32(output, 8); /* Length */
Stream_Write_UINT32(output, FILE_ATTR_SYSTEM_TO_RDP(file, st)); /* FileAttributes */
Stream_Write_UINT32(output, 0); /* ReparseTag */
break;
default:
/* Unhandled FsInformationClass */
Stream_Write_UINT32(output, 0); /* Length */
return FALSE;
}
return TRUE;
out_fail:
Stream_Write_UINT32(output, 0); /* Length */
return FALSE;
}
static void rfx_write_message_channels(RFX_CONTEXT* context, wStream* s)
{
Stream_Write_UINT16(s, WBT_CHANNELS); /* BlockT.blockType (2 bytes) */
Stream_Write_UINT32(s, 12); /* BlockT.blockLen (4 bytes) */
Stream_Write_UINT8(s, 1); /* numChannels (1 byte) */
Stream_Write_UINT8(s, 0); /* Channel.channelId (1 byte) */
Stream_Write_UINT16(s, context->width); /* Channel.width (2 bytes) */
Stream_Write_UINT16(s, context->height); /* Channel.height (2 bytes) */
}
static void rfx_compose_message_channels(RFX_CONTEXT* context, wStream* s)
{
Stream_Write_UINT16(s, WBT_CHANNELS); /* BlockT.blockType */
Stream_Write_UINT32(s, 12); /* BlockT.blockLen */
Stream_Write_UINT8(s, 1); /* numChannels */
Stream_Write_UINT8(s, 0); /* Channel.channelId */
Stream_Write_UINT16(s, context->width); /* Channel.width */
Stream_Write_UINT16(s, context->height); /* Channel.height */
}
static void rfx_compose_message_frame_end(RFX_CONTEXT* context, wStream* s)
{
Stream_EnsureRemainingCapacity(s, 8);
Stream_Write_UINT16(s, WBT_FRAME_END); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, 8); /* CodecChannelT.blockLen */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
}
BOOL rail_write_client_sysparam_order(wStream* s, RAIL_SYSPARAM_ORDER* sysparam)
{
BYTE body;
BOOL ret = TRUE;
Stream_Write_UINT32(s, sysparam->param); /* systemParam (4 bytes) */
switch (sysparam->param)
{
case SPI_SET_DRAG_FULL_WINDOWS:
body = sysparam->dragFullWindows;
Stream_Write_UINT8(s, body);
break;
case SPI_SET_KEYBOARD_CUES:
body = sysparam->keyboardCues;
Stream_Write_UINT8(s, body);
break;
case SPI_SET_KEYBOARD_PREF:
body = sysparam->keyboardPref;
Stream_Write_UINT8(s, body);
break;
case SPI_SET_MOUSE_BUTTON_SWAP:
body = sysparam->mouseButtonSwap;
Stream_Write_UINT8(s, body);
break;
case SPI_SET_WORK_AREA:
Stream_Write_UINT16(s, sysparam->workArea.left); /* left (2 bytes) */
Stream_Write_UINT16(s, sysparam->workArea.top); /* top (2 bytes) */
Stream_Write_UINT16(s, sysparam->workArea.right); /* right (2 bytes) */
Stream_Write_UINT16(s, sysparam->workArea.bottom); /* bottom (2 bytes) */
break;
case SPI_DISPLAY_CHANGE:
Stream_Write_UINT16(s, sysparam->displayChange.left); /* left (2 bytes) */
Stream_Write_UINT16(s, sysparam->displayChange.top); /* top (2 bytes) */
Stream_Write_UINT16(s, sysparam->displayChange.right); /* right (2 bytes) */
Stream_Write_UINT16(s, sysparam->displayChange.bottom); /* bottom (2 bytes) */
break;
case SPI_TASKBAR_POS:
Stream_Write_UINT16(s, sysparam->taskbarPos.left); /* left (2 bytes) */
Stream_Write_UINT16(s, sysparam->taskbarPos.top); /* top (2 bytes) */
Stream_Write_UINT16(s, sysparam->taskbarPos.right); /* right (2 bytes) */
Stream_Write_UINT16(s, sysparam->taskbarPos.bottom); /* bottom (2 bytes) */
break;
case SPI_SET_HIGH_CONTRAST:
ret = rail_write_high_contrast(s, &sysparam->highContrast);
break;
}
return ret;
}
static UINT32 rdp_security_stream_out(rdpRdp* rdp, wStream* s, int length)
{
BYTE* data;
UINT32 sec_flags;
UINT32 pad = 0;
sec_flags = rdp->sec_flags;
if (sec_flags != 0)
{
rdp_write_security_header(s, sec_flags);
if (sec_flags & SEC_ENCRYPT)
{
if (rdp->settings->EncryptionMethods == ENCRYPTION_METHOD_FIPS)
{
data = Stream_Pointer(s) + 12;
length = length - (data - Stream_Buffer(s));
Stream_Write_UINT16(s, 0x10); /* length */
Stream_Write_UINT8(s, 0x1); /* TSFIPS_VERSION 1*/
/* handle padding */
pad = 8 - (length % 8);
if (pad == 8)
pad = 0;
if (pad)
memset(data+length, 0, pad);
Stream_Write_UINT8(s, pad);
security_hmac_signature(data, length, Stream_Pointer(s), rdp);
Stream_Seek(s, 8);
security_fips_encrypt(data, length + pad, rdp);
}
else
{
data = Stream_Pointer(s) + 8;
length = length - (data - Stream_Buffer(s));
if (sec_flags & SEC_SECURE_CHECKSUM)
security_salted_mac_signature(rdp, data, length, TRUE, Stream_Pointer(s));
else
security_mac_signature(rdp, data, length, Stream_Pointer(s));
Stream_Seek(s, 8);
security_encrypt(Stream_Pointer(s), length, rdp);
}
}
rdp->sec_flags = 0;
}
return pad;
}
void rfx_write_message_frame_begin(RFX_CONTEXT* context, wStream* s, RFX_MESSAGE* message)
{
Stream_EnsureRemainingCapacity(s, 14);
Stream_Write_UINT16(s, WBT_FRAME_BEGIN); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, 14); /* CodecChannelT.blockLen */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
Stream_Write_UINT32(s, message->frameIdx); /* frameIdx */
Stream_Write_UINT16(s, 1); /* numRegions */
}
BOOL rfx_write_message_frame_end(RFX_CONTEXT* context, wStream* s, RFX_MESSAGE* message)
{
if (!Stream_EnsureRemainingCapacity(s, 8))
return FALSE;
Stream_Write_UINT16(s, WBT_FRAME_END); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, 8); /* CodecChannelT.blockLen */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
return TRUE;
}
static BOOL autodetect_send_bandwidth_measure_stop(rdpContext* context, UINT16 payloadLength, UINT16 sequenceNumber, UINT16 requestType)
{
wStream* s;
UCHAR *buffer = NULL;
BOOL bResult = FALSE;
s = rdp_message_channel_pdu_init(context->rdp);
if (!s)
return FALSE;
WLog_VRB(AUTODETECT_TAG, "sending Bandwidth Measure Stop PDU -> payloadLength=%u", payloadLength);
/* 4-bytes aligned */
payloadLength &= ~3;
Stream_Write_UINT8(s, requestType == RDP_BW_STOP_REQUEST_TYPE_CONNECTTIME ? 0x08 : 0x06); /* headerLength (1 byte) */
Stream_Write_UINT8(s, TYPE_ID_AUTODETECT_REQUEST); /* headerTypeId (1 byte) */
Stream_Write_UINT16(s, sequenceNumber); /* sequenceNumber (2 bytes) */
Stream_Write_UINT16(s, requestType); /* requestType (2 bytes) */
if (requestType == RDP_BW_STOP_REQUEST_TYPE_CONNECTTIME)
{
Stream_Write_UINT16(s, payloadLength); /* payloadLength (2 bytes) */
if (payloadLength > 0)
{
if (!Stream_EnsureRemainingCapacity(s, payloadLength))
{
Stream_Release(s);
return FALSE;
}
/* Random data (better measurement in case the line is compressed) */
buffer = malloc(payloadLength);
if (NULL == buffer)
{
Stream_Release(s);
return FALSE;
}
winpr_RAND(buffer, payloadLength);
Stream_Write(s, buffer, payloadLength);
}
}
bResult = rdp_send_message_channel_pdu(context->rdp, s, SEC_AUTODETECT_REQ);
if (!bResult)
{
Stream_Release(s);
}
free(buffer);
return bResult;
}
static void rfx_compose_message_frame_begin(RFX_CONTEXT* context, wStream* s)
{
Stream_EnsureRemainingCapacity(s, 14);
Stream_Write_UINT16(s, WBT_FRAME_BEGIN); /* CodecChannelT.blockType */
Stream_Write_UINT32(s, 14); /* CodecChannelT.blockLen */
Stream_Write_UINT8(s, 1); /* CodecChannelT.codecId */
Stream_Write_UINT8(s, 0); /* CodecChannelT.channelId */
Stream_Write_UINT32(s, context->frame_idx); /* frameIdx */
Stream_Write_UINT16(s, 1); /* numRegions */
context->frame_idx++;
}
