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FreeRDP/channels/rdpgfx/client/rdpgfx_main.c

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Graphics Pipeline Extension
*
* Copyright 2013-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
* Copyright 2016 Thincast Technologies GmbH
* Copyright 2016 Armin Novak <armin.novak@thincast.com>
*
* 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.
*/
#include <freerdp/config.h>
#include <winpr/assert.h>
#include <winpr/crt.h>
#include <winpr/wlog.h>
#include <winpr/print.h>
#include <winpr/synch.h>
#include <winpr/thread.h>
#include <winpr/stream.h>
#include <winpr/sysinfo.h>
#include <winpr/cmdline.h>
#include <winpr/collections.h>
#include <freerdp/addin.h>
#include <freerdp/channels/log.h>
#include "rdpgfx_common.h"
#include "rdpgfx_codec.h"
#include "rdpgfx_main.h"
#define TAG CHANNELS_TAG("rdpgfx.client")
static BOOL delete_surface(const void* key, void* value, void* arg)
{
const UINT16 id = (UINT16)(uintptr_t)(key);
RdpgfxClientContext* context = arg;
RDPGFX_DELETE_SURFACE_PDU pdu = { 0 };
WINPR_UNUSED(value);
pdu.surfaceId = id - 1;
if (context)
{
UINT error = CHANNEL_RC_OK;
IFCALLRET(context->DeleteSurface, error, context, &pdu);
if (error)
{
WLog_ERR(TAG, "context->DeleteSurface failed with error %" PRIu32 "", error);
}
}
return TRUE;
}
static void free_surfaces(RdpgfxClientContext* context, wHashTable* SurfaceTable)
{
HashTable_Foreach(SurfaceTable, delete_surface, context);
}
static void evict_cache_slots(RdpgfxClientContext* context, UINT16 MaxCacheSlots, void** CacheSlots)
{
WINPR_ASSERT(CacheSlots);
for (UINT16 index = 0; index < MaxCacheSlots; index++)
{
if (CacheSlots[index])
{
RDPGFX_EVICT_CACHE_ENTRY_PDU pdu = { 0 };
pdu.cacheSlot = index + 1;
if (context && context->EvictCacheEntry)
{
context->EvictCacheEntry(context, &pdu);
}
CacheSlots[index] = NULL;
}
}
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_send_caps_advertise_pdu(RdpgfxClientContext* context,
const RDPGFX_CAPS_ADVERTISE_PDU* pdu)
{
UINT error = CHANNEL_RC_OK;
RDPGFX_HEADER header = { 0 };
RDPGFX_PLUGIN* gfx = NULL;
GENERIC_CHANNEL_CALLBACK* callback = NULL;
wStream* s = NULL;
WINPR_ASSERT(pdu);
WINPR_ASSERT(context);
gfx = (RDPGFX_PLUGIN*)context->handle;
if (!gfx || !gfx->base.listener_callback)
return ERROR_BAD_ARGUMENTS;
callback = gfx->base.listener_callback->channel_callback;
header.flags = 0;
header.cmdId = RDPGFX_CMDID_CAPSADVERTISE;
header.pduLength = RDPGFX_HEADER_SIZE + 2;
for (UINT16 index = 0; index < pdu->capsSetCount; index++)
{
const RDPGFX_CAPSET* capsSet = &(pdu->capsSets[index]);
header.pduLength += RDPGFX_CAPSET_BASE_SIZE + capsSet->length;
}
DEBUG_RDPGFX(gfx->log, "SendCapsAdvertisePdu %" PRIu16 "", pdu->capsSetCount);
s = Stream_New(NULL, header.pduLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = rdpgfx_write_header(s, &header)))
goto fail;
/* RDPGFX_CAPS_ADVERTISE_PDU */
Stream_Write_UINT16(s, pdu->capsSetCount); /* capsSetCount (2 bytes) */
for (UINT16 index = 0; index < pdu->capsSetCount; index++)
{
const RDPGFX_CAPSET* capsSet = &(pdu->capsSets[index]);
Stream_Write_UINT32(s, capsSet->version); /* version (4 bytes) */
Stream_Write_UINT32(s, capsSet->length); /* capsDataLength (4 bytes) */
Stream_Write_UINT32(s, capsSet->flags); /* capsData (4 bytes) */
Stream_Zero(s, capsSet->length - 4);
}
Stream_SealLength(s);
error = callback->channel->Write(callback->channel, (UINT32)Stream_Length(s), Stream_Buffer(s),
NULL);
fail:
Stream_Free(s, TRUE);
return error;
}
static BOOL rdpgfx_is_capability_filtered(RDPGFX_PLUGIN* gfx, UINT32 caps)
{
WINPR_ASSERT(gfx);
const UINT32 filter =
freerdp_settings_get_uint32(gfx->rdpcontext->settings, FreeRDP_GfxCapsFilter);
const UINT32 capList[] = { RDPGFX_CAPVERSION_8, RDPGFX_CAPVERSION_81,
RDPGFX_CAPVERSION_10, RDPGFX_CAPVERSION_101,
RDPGFX_CAPVERSION_102, RDPGFX_CAPVERSION_103,
RDPGFX_CAPVERSION_104, RDPGFX_CAPVERSION_105,
RDPGFX_CAPVERSION_106, RDPGFX_CAPVERSION_106_ERR,
RDPGFX_CAPVERSION_107 };
for (size_t x = 0; x < ARRAYSIZE(capList); x++)
{
if (caps == capList[x])
return (filter & (1 << x)) != 0;
}
return TRUE;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_send_supported_caps(GENERIC_CHANNEL_CALLBACK* callback)
{
RDPGFX_PLUGIN* gfx = NULL;
RdpgfxClientContext* context = NULL;
RDPGFX_CAPSET* capsSet = NULL;
RDPGFX_CAPSET capsSets[RDPGFX_NUMBER_CAPSETS] = { 0 };
RDPGFX_CAPS_ADVERTISE_PDU pdu = { 0 };
if (!callback)
return ERROR_BAD_ARGUMENTS;
gfx = (RDPGFX_PLUGIN*)callback->plugin;
if (!gfx)
return ERROR_BAD_CONFIGURATION;
context = gfx->context;
if (!context)
return ERROR_BAD_CONFIGURATION;
pdu.capsSetCount = 0;
pdu.capsSets = (RDPGFX_CAPSET*)capsSets;
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_8))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_8;
capsSet->length = 4;
capsSet->flags = 0;
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxThinClient))
capsSet->flags |= RDPGFX_CAPS_FLAG_THINCLIENT;
/* in CAPVERSION_8 the spec says that we should not have both
* thinclient and smallcache (and thinclient implies a small cache)
*/
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSmallCache) &&
!freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxThinClient))
capsSet->flags |= RDPGFX_CAPS_FLAG_SMALL_CACHE;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_81))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_81;
capsSet->length = 4;
capsSet->flags = 0;
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxThinClient))
capsSet->flags |= RDPGFX_CAPS_FLAG_THINCLIENT;
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSmallCache))
capsSet->flags |= RDPGFX_CAPS_FLAG_SMALL_CACHE;
#ifdef WITH_GFX_H264
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxH264))
capsSet->flags |= RDPGFX_CAPS_FLAG_AVC420_ENABLED;
#endif
}
if (!freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxH264) ||
freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxAVC444))
{
UINT32 caps10Flags = 0;
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSmallCache))
caps10Flags |= RDPGFX_CAPS_FLAG_SMALL_CACHE;
#ifdef WITH_GFX_H264
if (!freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxAVC444))
caps10Flags |= RDPGFX_CAPS_FLAG_AVC_DISABLED;
#else
caps10Flags |= RDPGFX_CAPS_FLAG_AVC_DISABLED;
#endif
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_10))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_10;
capsSet->length = 4;
capsSet->flags = caps10Flags;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_101))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_101;
capsSet->length = 0x10;
capsSet->flags = 0;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_102))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_102;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
}
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxThinClient))
{
if ((caps10Flags & RDPGFX_CAPS_FLAG_AVC_DISABLED) == 0)
caps10Flags |= RDPGFX_CAPS_FLAG_AVC_THINCLIENT;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_103))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_103;
capsSet->length = 0x4;
capsSet->flags = caps10Flags & ~RDPGFX_CAPS_FLAG_SMALL_CACHE;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_104))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_104;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
}
/* The following capabilities expect support for image scaling.
* Disable these for builds that do not have support for that.
*/
#if defined(WITH_CAIRO) || defined(WITH_SWSCALE)
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_105))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_105;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_106))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_106;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
}
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_106_ERR))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_106_ERR;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
}
#endif
if (!rdpgfx_is_capability_filtered(gfx, RDPGFX_CAPVERSION_107))
{
capsSet = &capsSets[pdu.capsSetCount++];
capsSet->version = RDPGFX_CAPVERSION_107;
capsSet->length = 0x4;
capsSet->flags = caps10Flags;
#if !defined(WITH_CAIRO) && !defined(WITH_SWSCALE)
capsSet->flags |= RDPGFX_CAPS_FLAG_SCALEDMAP_DISABLE;
#endif
}
}
return IFCALLRESULT(ERROR_BAD_CONFIGURATION, context->CapsAdvertise, context, &pdu);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_caps_confirm_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_CAPSET capsSet = { 0 };
RDPGFX_CAPS_CONFIRM_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
pdu.capsSet = &capsSet;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 12))
return ERROR_INVALID_DATA;
Stream_Read_UINT32(s, capsSet.version); /* version (4 bytes) */
Stream_Read_UINT32(s, capsSet.length); /* capsDataLength (4 bytes) */
Stream_Read_UINT32(s, capsSet.flags); /* capsData (4 bytes) */
gfx->TotalDecodedFrames = 0;
gfx->ConnectionCaps = capsSet;
DEBUG_RDPGFX(gfx->log, "RecvCapsConfirmPdu: version: 0x%08" PRIX32 " flags: 0x%08" PRIX32 "",
capsSet.version, capsSet.flags);
if (!context)
return ERROR_BAD_CONFIGURATION;
return IFCALLRESULT(CHANNEL_RC_OK, context->CapsConfirm, context, &pdu);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_send_frame_acknowledge_pdu(RdpgfxClientContext* context,
const RDPGFX_FRAME_ACKNOWLEDGE_PDU* pdu)
{
UINT error = 0;
wStream* s = NULL;
RDPGFX_HEADER header = { 0 };
RDPGFX_PLUGIN* gfx = NULL;
GENERIC_CHANNEL_CALLBACK* callback = NULL;
if (!context || !pdu)
return ERROR_BAD_ARGUMENTS;
gfx = (RDPGFX_PLUGIN*)context->handle;
if (!gfx || !gfx->base.listener_callback)
return ERROR_BAD_CONFIGURATION;
callback = gfx->base.listener_callback->channel_callback;
if (!callback)
return ERROR_BAD_CONFIGURATION;
header.flags = 0;
header.cmdId = RDPGFX_CMDID_FRAMEACKNOWLEDGE;
header.pduLength = RDPGFX_HEADER_SIZE + 12;
DEBUG_RDPGFX(gfx->log, "SendFrameAcknowledgePdu: %" PRIu32 "", pdu->frameId);
s = Stream_New(NULL, header.pduLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = rdpgfx_write_header(s, &header)))
goto fail;
/* RDPGFX_FRAME_ACKNOWLEDGE_PDU */
Stream_Write_UINT32(s, pdu->queueDepth); /* queueDepth (4 bytes) */
Stream_Write_UINT32(s, pdu->frameId); /* frameId (4 bytes) */
Stream_Write_UINT32(s, pdu->totalFramesDecoded); /* totalFramesDecoded (4 bytes) */
error = callback->channel->Write(callback->channel, (UINT32)Stream_Length(s), Stream_Buffer(s),
NULL);
if (error == CHANNEL_RC_OK) /* frame successfully acked */
gfx->UnacknowledgedFrames--;
fail:
Stream_Free(s, TRUE);
return error;
}
static UINT rdpgfx_send_qoe_frame_acknowledge_pdu(RdpgfxClientContext* context,
const RDPGFX_QOE_FRAME_ACKNOWLEDGE_PDU* pdu)
{
UINT error = 0;
wStream* s = NULL;
RDPGFX_HEADER header = { 0 };
GENERIC_CHANNEL_CALLBACK* callback = NULL;
RDPGFX_PLUGIN* gfx = NULL;
header.flags = 0;
header.cmdId = RDPGFX_CMDID_QOEFRAMEACKNOWLEDGE;
header.pduLength = RDPGFX_HEADER_SIZE + 12;
if (!context || !pdu)
return ERROR_BAD_ARGUMENTS;
gfx = (RDPGFX_PLUGIN*)context->handle;
if (!gfx || !gfx->base.listener_callback)
return ERROR_BAD_CONFIGURATION;
callback = gfx->base.listener_callback->channel_callback;
if (!callback)
return ERROR_BAD_CONFIGURATION;
DEBUG_RDPGFX(gfx->log, "SendQoeFrameAcknowledgePdu: %" PRIu32 "", pdu->frameId);
s = Stream_New(NULL, header.pduLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = rdpgfx_write_header(s, &header)))
goto fail;
/* RDPGFX_FRAME_ACKNOWLEDGE_PDU */
Stream_Write_UINT32(s, pdu->frameId);
Stream_Write_UINT32(s, pdu->timestamp);
Stream_Write_UINT16(s, pdu->timeDiffSE);
Stream_Write_UINT16(s, pdu->timeDiffEDR);
error = callback->channel->Write(callback->channel, (UINT32)Stream_Length(s), Stream_Buffer(s),
NULL);
fail:
Stream_Free(s, TRUE);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_reset_graphics_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
MONITOR_DEF* monitor = NULL;
RDPGFX_RESET_GRAPHICS_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
GraphicsResetEventArgs graphicsReset = { 0 };
if (!Stream_CheckAndLogRequiredLength(TAG, s, 12))
return ERROR_INVALID_DATA;
Stream_Read_UINT32(s, pdu.width); /* width (4 bytes) */
Stream_Read_UINT32(s, pdu.height); /* height (4 bytes) */
Stream_Read_UINT32(s, pdu.monitorCount); /* monitorCount (4 bytes) */
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, pdu.monitorCount, 20ull))
return ERROR_INVALID_DATA;
pdu.monitorDefArray = (MONITOR_DEF*)calloc(pdu.monitorCount, sizeof(MONITOR_DEF));
if (!pdu.monitorDefArray)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
for (UINT32 index = 0; index < pdu.monitorCount; index++)
{
monitor = &(pdu.monitorDefArray[index]);
Stream_Read_INT32(s, monitor->left); /* left (4 bytes) */
Stream_Read_INT32(s, monitor->top); /* top (4 bytes) */
Stream_Read_INT32(s, monitor->right); /* right (4 bytes) */
Stream_Read_INT32(s, monitor->bottom); /* bottom (4 bytes) */
Stream_Read_UINT32(s, monitor->flags); /* flags (4 bytes) */
}
const size_t size = (RDPGFX_HEADER_SIZE + 12ULL + (pdu.monitorCount * 20ULL));
if (size > 340)
{
free(pdu.monitorDefArray);
return CHANNEL_RC_NULL_DATA;
}
const size_t pad = 340ULL - size;
if (!Stream_CheckAndLogRequiredLength(TAG, s, (size_t)pad))
{
free(pdu.monitorDefArray);
return CHANNEL_RC_NO_MEMORY;
}
Stream_Seek(s, pad); /* pad (total size is 340 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvResetGraphicsPdu: width: %" PRIu32 " height: %" PRIu32 " count: %" PRIu32 "",
pdu.width, pdu.height, pdu.monitorCount);
#if defined(WITH_DEBUG_RDPGFX)
for (UINT32 index = 0; index < pdu.monitorCount; index++)
{
monitor = &(pdu.monitorDefArray[index]);
DEBUG_RDPGFX(gfx->log,
"RecvResetGraphicsPdu: monitor left:%" PRIi32 " top:%" PRIi32 " right:%" PRIi32
" bottom:%" PRIi32 " flags:0x%" PRIx32 "",
monitor->left, monitor->top, monitor->right, monitor->bottom, monitor->flags);
}
#endif
if (context)
{
IFCALLRET(context->ResetGraphics, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->ResetGraphics failed with error %" PRIu32 "",
error);
}
/* some listeners may be interested (namely the display channel) */
EventArgsInit(&graphicsReset, "libfreerdp");
graphicsReset.width = pdu.width;
graphicsReset.height = pdu.height;
PubSub_OnGraphicsReset(gfx->rdpcontext->pubSub, gfx->rdpcontext, &graphicsReset);
free(pdu.monitorDefArray);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_evict_cache_entry_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_EVICT_CACHE_ENTRY_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 2))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.cacheSlot); /* cacheSlot (2 bytes) */
WLog_Print(gfx->log, WLOG_DEBUG, "RecvEvictCacheEntryPdu: cacheSlot: %" PRIu16 "",
pdu.cacheSlot);
if (context)
{
IFCALLRET(context->EvictCacheEntry, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->EvictCacheEntry failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Load cache import offer from file (offline replay)
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_load_cache_import_offer(RDPGFX_PLUGIN* gfx, RDPGFX_CACHE_IMPORT_OFFER_PDU* offer)
{
int count = 0;
UINT error = CHANNEL_RC_OK;
PERSISTENT_CACHE_ENTRY entry;
rdpPersistentCache* persistent = NULL;
WINPR_ASSERT(gfx);
WINPR_ASSERT(gfx->rdpcontext);
rdpSettings* settings = gfx->rdpcontext->settings;
WINPR_ASSERT(offer);
WINPR_ASSERT(settings);
offer->cacheEntriesCount = 0;
if (!freerdp_settings_get_bool(settings, FreeRDP_BitmapCachePersistEnabled))
return CHANNEL_RC_OK;
const char* BitmapCachePersistFile =
freerdp_settings_get_string(settings, FreeRDP_BitmapCachePersistFile);
if (!BitmapCachePersistFile)
return CHANNEL_RC_OK;
persistent = persistent_cache_new();
if (!persistent)
return CHANNEL_RC_NO_MEMORY;
if (persistent_cache_open(persistent, BitmapCachePersistFile, FALSE, 3) < 1)
{
error = CHANNEL_RC_INITIALIZATION_ERROR;
goto fail;
}
if (persistent_cache_get_version(persistent) != 3)
{
error = ERROR_INVALID_DATA;
goto fail;
}
count = persistent_cache_get_count(persistent);
if (count < 1)
{
error = ERROR_INVALID_DATA;
goto fail;
}
if (count >= RDPGFX_CACHE_ENTRY_MAX_COUNT)
count = RDPGFX_CACHE_ENTRY_MAX_COUNT - 1;
if (count > gfx->MaxCacheSlots)
count = gfx->MaxCacheSlots;
offer->cacheEntriesCount = (UINT16)count;
for (int idx = 0; idx < count; idx++)
{
if (persistent_cache_read_entry(persistent, &entry) < 1)
{
error = ERROR_INVALID_DATA;
goto fail;
}
offer->cacheEntries[idx].cacheKey = entry.key64;
offer->cacheEntries[idx].bitmapLength = entry.size;
}
persistent_cache_free(persistent);
return error;
fail:
persistent_cache_free(persistent);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_save_persistent_cache(RDPGFX_PLUGIN* gfx)
{
UINT error = CHANNEL_RC_OK;
PERSISTENT_CACHE_ENTRY cacheEntry;
rdpPersistentCache* persistent = NULL;
WINPR_ASSERT(gfx);
WINPR_ASSERT(gfx->rdpcontext);
rdpSettings* settings = gfx->rdpcontext->settings;
RdpgfxClientContext* context = gfx->context;
WINPR_ASSERT(context);
WINPR_ASSERT(settings);
if (!freerdp_settings_get_bool(settings, FreeRDP_BitmapCachePersistEnabled))
return CHANNEL_RC_OK;
const char* BitmapCachePersistFile =
freerdp_settings_get_string(settings, FreeRDP_BitmapCachePersistFile);
if (!BitmapCachePersistFile)
return CHANNEL_RC_OK;
if (!context->ExportCacheEntry)
return CHANNEL_RC_INITIALIZATION_ERROR;
persistent = persistent_cache_new();
if (!persistent)
return CHANNEL_RC_NO_MEMORY;
if (persistent_cache_open(persistent, BitmapCachePersistFile, TRUE, 3) < 1)
{
error = CHANNEL_RC_INITIALIZATION_ERROR;
goto fail;
}
for (UINT16 idx = 0; idx < gfx->MaxCacheSlots; idx++)
{
if (gfx->CacheSlots[idx])
{
UINT16 cacheSlot = idx;
if (context->ExportCacheEntry(context, cacheSlot, &cacheEntry) != CHANNEL_RC_OK)
continue;
persistent_cache_write_entry(persistent, &cacheEntry);
}
}
persistent_cache_free(persistent);
return error;
fail:
persistent_cache_free(persistent);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_send_cache_import_offer_pdu(RdpgfxClientContext* context,
const RDPGFX_CACHE_IMPORT_OFFER_PDU* pdu)
{
UINT error = CHANNEL_RC_OK;
wStream* s = NULL;
RDPGFX_HEADER header;
GENERIC_CHANNEL_CALLBACK* callback = NULL;
if (!context || !pdu)
return ERROR_BAD_ARGUMENTS;
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
if (!gfx || !gfx->base.listener_callback)
return ERROR_BAD_CONFIGURATION;
callback = gfx->base.listener_callback->channel_callback;
if (!callback)
return ERROR_BAD_CONFIGURATION;
header.flags = 0;
header.cmdId = RDPGFX_CMDID_CACHEIMPORTOFFER;
header.pduLength = RDPGFX_HEADER_SIZE + 2ul + pdu->cacheEntriesCount * 12ul;
DEBUG_RDPGFX(gfx->log, "SendCacheImportOfferPdu: cacheEntriesCount: %" PRIu16 "",
pdu->cacheEntriesCount);
s = Stream_New(NULL, header.pduLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = rdpgfx_write_header(s, &header)))
goto fail;
if (pdu->cacheEntriesCount <= 0)
{
WLog_ERR(TAG, "Invalid cacheEntriesCount: %" PRIu16 "", pdu->cacheEntriesCount);
error = ERROR_INVALID_DATA;
goto fail;
}
/* cacheEntriesCount (2 bytes) */
Stream_Write_UINT16(s, pdu->cacheEntriesCount);
for (UINT16 index = 0; index < pdu->cacheEntriesCount; index++)
{
const RDPGFX_CACHE_ENTRY_METADATA* cacheEntry = &(pdu->cacheEntries[index]);
Stream_Write_UINT64(s, cacheEntry->cacheKey); /* cacheKey (8 bytes) */
Stream_Write_UINT32(s, cacheEntry->bitmapLength); /* bitmapLength (4 bytes) */
}
error = callback->channel->Write(callback->channel, (UINT32)Stream_Length(s), Stream_Buffer(s),
NULL);
fail:
Stream_Free(s, TRUE);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_send_cache_offer(RDPGFX_PLUGIN* gfx)
{
int count = 0;
UINT error = CHANNEL_RC_OK;
PERSISTENT_CACHE_ENTRY entry;
RDPGFX_CACHE_IMPORT_OFFER_PDU* offer = NULL;
rdpPersistentCache* persistent = NULL;
WINPR_ASSERT(gfx);
WINPR_ASSERT(gfx->rdpcontext);
RdpgfxClientContext* context = gfx->context;
rdpSettings* settings = gfx->rdpcontext->settings;
if (!freerdp_settings_get_bool(settings, FreeRDP_BitmapCachePersistEnabled))
return CHANNEL_RC_OK;
const char* BitmapCachePersistFile =
freerdp_settings_get_string(settings, FreeRDP_BitmapCachePersistFile);
if (!BitmapCachePersistFile)
return CHANNEL_RC_OK;
persistent = persistent_cache_new();
if (!persistent)
return CHANNEL_RC_NO_MEMORY;
if (persistent_cache_open(persistent, BitmapCachePersistFile, FALSE, 3) < 1)
{
error = CHANNEL_RC_INITIALIZATION_ERROR;
goto fail;
}
if (persistent_cache_get_version(persistent) != 3)
{
error = ERROR_INVALID_DATA;
goto fail;
}
count = persistent_cache_get_count(persistent);
if (count < 0)
{
error = ERROR_INVALID_DATA;
goto fail;
}
if (count >= RDPGFX_CACHE_ENTRY_MAX_COUNT)
count = RDPGFX_CACHE_ENTRY_MAX_COUNT - 1;
if (count > gfx->MaxCacheSlots)
count = gfx->MaxCacheSlots;
offer = (RDPGFX_CACHE_IMPORT_OFFER_PDU*)calloc(1, sizeof(RDPGFX_CACHE_IMPORT_OFFER_PDU));
if (!offer)
{
error = CHANNEL_RC_NO_MEMORY;
goto fail;
}
WINPR_ASSERT(count <= UINT16_MAX);
offer->cacheEntriesCount = (UINT16)count;
WLog_DBG(TAG, "Sending Cache Import Offer: %d", count);
for (int idx = 0; idx < count; idx++)
{
if (persistent_cache_read_entry(persistent, &entry) < 1)
{
error = ERROR_INVALID_DATA;
goto fail;
}
offer->cacheEntries[idx].cacheKey = entry.key64;
offer->cacheEntries[idx].bitmapLength = entry.size;
}
if (offer->cacheEntriesCount > 0)
{
error = rdpgfx_send_cache_import_offer_pdu(context, offer);
if (error != CHANNEL_RC_OK)
{
WLog_Print(gfx->log, WLOG_ERROR, "Failed to send cache import offer PDU");
goto fail;
}
}
fail:
persistent_cache_free(persistent);
free(offer);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_load_cache_import_reply(RDPGFX_PLUGIN* gfx,
const RDPGFX_CACHE_IMPORT_REPLY_PDU* reply)
{
int count = 0;
UINT error = CHANNEL_RC_OK;
rdpPersistentCache* persistent = NULL;
WINPR_ASSERT(gfx);
WINPR_ASSERT(gfx->rdpcontext);
rdpSettings* settings = gfx->rdpcontext->settings;
RdpgfxClientContext* context = gfx->context;
WINPR_ASSERT(settings);
WINPR_ASSERT(reply);
if (!freerdp_settings_get_bool(settings, FreeRDP_BitmapCachePersistEnabled))
return CHANNEL_RC_OK;
const char* BitmapCachePersistFile =
freerdp_settings_get_string(settings, FreeRDP_BitmapCachePersistFile);
if (!BitmapCachePersistFile)
return CHANNEL_RC_OK;
persistent = persistent_cache_new();
if (!persistent)
return CHANNEL_RC_NO_MEMORY;
if (persistent_cache_open(persistent, BitmapCachePersistFile, FALSE, 3) < 1)
{
error = CHANNEL_RC_INITIALIZATION_ERROR;
goto fail;
}
if (persistent_cache_get_version(persistent) != 3)
{
error = ERROR_INVALID_DATA;
goto fail;
}
count = persistent_cache_get_count(persistent);
count = (count < reply->importedEntriesCount) ? count : reply->importedEntriesCount;
WLog_DBG(TAG, "Receiving Cache Import Reply: %d", count);
for (int idx = 0; idx < count; idx++)
{
PERSISTENT_CACHE_ENTRY entry = { 0 };
if (persistent_cache_read_entry(persistent, &entry) < 1)
{
error = ERROR_INVALID_DATA;
goto fail;
}
const UINT16 cacheSlot = reply->cacheSlots[idx];
if (context && context->ImportCacheEntry)
context->ImportCacheEntry(context, cacheSlot, &entry);
}
persistent_cache_free(persistent);
return error;
fail:
persistent_cache_free(persistent);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_cache_import_reply_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_CACHE_IMPORT_REPLY_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 2))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.importedEntriesCount); /* cacheSlot (2 bytes) */
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, pdu.importedEntriesCount, 2ull))
return ERROR_INVALID_DATA;
if (pdu.importedEntriesCount > RDPGFX_CACHE_ENTRY_MAX_COUNT)
return ERROR_INVALID_DATA;
for (UINT16 idx = 0; idx < pdu.importedEntriesCount; idx++)
{
Stream_Read_UINT16(s, pdu.cacheSlots[idx]); /* cacheSlot (2 bytes) */
}
DEBUG_RDPGFX(gfx->log, "RecvCacheImportReplyPdu: importedEntriesCount: %" PRIu16 "",
pdu.importedEntriesCount);
error = rdpgfx_load_cache_import_reply(gfx, &pdu);
if (error)
{
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_load_cache_import_reply failed with error %" PRIu32 "", error);
return error;
}
if (context)
{
IFCALLRET(context->CacheImportReply, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->CacheImportReply failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_create_surface_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_CREATE_SURFACE_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 7))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.width); /* width (2 bytes) */
Stream_Read_UINT16(s, pdu.height); /* height (2 bytes) */
Stream_Read_UINT8(s, pdu.pixelFormat); /* RDPGFX_PIXELFORMAT (1 byte) */
DEBUG_RDPGFX(gfx->log,
"RecvCreateSurfacePdu: surfaceId: %" PRIu16 " width: %" PRIu16 " height: %" PRIu16
" pixelFormat: 0x%02" PRIX8 "",
pdu.surfaceId, pdu.width, pdu.height, pdu.pixelFormat);
if (context)
{
/* create surface PDU sometimes happens for surface ID that are already in use and have not
* been removed yet. Ensure that there is no surface with the new ID by trying to remove it
* manually.
*/
RDPGFX_DELETE_SURFACE_PDU deletePdu = { pdu.surfaceId };
IFCALL(context->DeleteSurface, context, &deletePdu);
IFCALLRET(context->CreateSurface, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->CreateSurface failed with error %" PRIu32 "",
error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_delete_surface_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_DELETE_SURFACE_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 2))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
DEBUG_RDPGFX(gfx->log, "RecvDeleteSurfacePdu: surfaceId: %" PRIu16 "", pdu.surfaceId);
if (context)
{
IFCALLRET(context->DeleteSurface, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->DeleteSurface failed with error %" PRIu32 "",
error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_start_frame_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_START_FRAME_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, RDPGFX_START_FRAME_PDU_SIZE))
return ERROR_INVALID_DATA;
Stream_Read_UINT32(s, pdu.timestamp); /* timestamp (4 bytes) */
Stream_Read_UINT32(s, pdu.frameId); /* frameId (4 bytes) */
DEBUG_RDPGFX(gfx->log, "RecvStartFramePdu: frameId: %" PRIu32 " timestamp: 0x%08" PRIX32 "",
pdu.frameId, pdu.timestamp);
gfx->StartDecodingTime = GetTickCount64();
if (context)
{
IFCALLRET(context->StartFrame, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->StartFrame failed with error %" PRIu32 "",
error);
}
gfx->UnacknowledgedFrames++;
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_end_frame_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_END_FRAME_PDU pdu = { 0 };
RDPGFX_FRAME_ACKNOWLEDGE_PDU ack = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, RDPGFX_END_FRAME_PDU_SIZE))
return ERROR_INVALID_DATA;
Stream_Read_UINT32(s, pdu.frameId); /* frameId (4 bytes) */
DEBUG_RDPGFX(gfx->log, "RecvEndFramePdu: frameId: %" PRIu32 "", pdu.frameId);
const UINT64 start = GetTickCount64();
if (context)
{
IFCALLRET(context->EndFrame, error, context, &pdu);
if (error)
{
WLog_Print(gfx->log, WLOG_ERROR, "context->EndFrame failed with error %" PRIu32 "",
error);
return error;
}
}
const UINT64 end = GetTickCount64();
const UINT64 EndFrameTime = end - start;
gfx->TotalDecodedFrames++;
if (!gfx->sendFrameAcks)
return error;
ack.frameId = pdu.frameId;
ack.totalFramesDecoded = gfx->TotalDecodedFrames;
if (gfx->suspendFrameAcks)
{
ack.queueDepth = SUSPEND_FRAME_ACKNOWLEDGEMENT;
if (gfx->TotalDecodedFrames == 1)
if ((error = rdpgfx_send_frame_acknowledge_pdu(context, &ack)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_send_frame_acknowledge_pdu failed with error %" PRIu32 "",
error);
}
else
{
ack.queueDepth = QUEUE_DEPTH_UNAVAILABLE;
if ((error = rdpgfx_send_frame_acknowledge_pdu(context, &ack)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_send_frame_acknowledge_pdu failed with error %" PRIu32 "", error);
}
switch (gfx->ConnectionCaps.version)
{
case RDPGFX_CAPVERSION_10:
case RDPGFX_CAPVERSION_102:
case RDPGFX_CAPVERSION_103:
case RDPGFX_CAPVERSION_104:
case RDPGFX_CAPVERSION_105:
case RDPGFX_CAPVERSION_106:
case RDPGFX_CAPVERSION_106_ERR:
case RDPGFX_CAPVERSION_107:
if (freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSendQoeAck))
{
RDPGFX_QOE_FRAME_ACKNOWLEDGE_PDU qoe = { 0 };
UINT64 diff = (GetTickCount64() - gfx->StartDecodingTime);
if (diff > 65000)
diff = 0;
qoe.frameId = pdu.frameId;
qoe.timestamp = gfx->StartDecodingTime;
qoe.timeDiffSE = diff;
qoe.timeDiffEDR = EndFrameTime;
if ((error = rdpgfx_send_qoe_frame_acknowledge_pdu(context, &qoe)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_send_qoe_frame_acknowledge_pdu failed with error %" PRIu32
"",
error);
}
break;
default:
break;
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_wire_to_surface_1_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_SURFACE_COMMAND cmd = { 0 };
RDPGFX_WIRE_TO_SURFACE_PDU_1 pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
UINT error = 0;
WINPR_ASSERT(gfx);
if (!Stream_CheckAndLogRequiredLength(TAG, s, RDPGFX_WIRE_TO_SURFACE_PDU_1_SIZE))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.codecId); /* codecId (2 bytes) */
Stream_Read_UINT8(s, pdu.pixelFormat); /* pixelFormat (1 byte) */
if ((error = rdpgfx_read_rect16(s, &(pdu.destRect)))) /* destRect (8 bytes) */
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_rect16 failed with error %" PRIu32 "", error);
return error;
}
Stream_Read_UINT32(s, pdu.bitmapDataLength); /* bitmapDataLength (4 bytes) */
if (!Stream_CheckAndLogRequiredLength(TAG, s, pdu.bitmapDataLength))
return ERROR_INVALID_DATA;
pdu.bitmapData = Stream_Pointer(s);
Stream_Seek(s, pdu.bitmapDataLength);
DEBUG_RDPGFX(gfx->log,
"RecvWireToSurface1Pdu: surfaceId: %" PRIu16 " codecId: %s (0x%04" PRIX16
") pixelFormat: 0x%02" PRIX8 " "
"destRect: left: %" PRIu16 " top: %" PRIu16 " right: %" PRIu16 " bottom: %" PRIu16
" bitmapDataLength: %" PRIu32 "",
pdu.surfaceId, rdpgfx_get_codec_id_string(pdu.codecId), pdu.codecId,
pdu.pixelFormat, pdu.destRect.left, pdu.destRect.top, pdu.destRect.right,
pdu.destRect.bottom, pdu.bitmapDataLength);
cmd.surfaceId = pdu.surfaceId;
cmd.codecId = pdu.codecId;
cmd.contextId = 0;
switch (pdu.pixelFormat)
{
case GFX_PIXEL_FORMAT_XRGB_8888:
cmd.format = PIXEL_FORMAT_BGRX32;
break;
case GFX_PIXEL_FORMAT_ARGB_8888:
cmd.format = PIXEL_FORMAT_BGRA32;
break;
default:
return ERROR_INVALID_DATA;
}
cmd.left = pdu.destRect.left;
cmd.top = pdu.destRect.top;
cmd.right = pdu.destRect.right;
cmd.bottom = pdu.destRect.bottom;
cmd.width = cmd.right - cmd.left;
cmd.height = cmd.bottom - cmd.top;
cmd.length = pdu.bitmapDataLength;
cmd.data = pdu.bitmapData;
cmd.extra = NULL;
if (cmd.right < cmd.left)
{
WLog_Print(gfx->log, WLOG_ERROR, "RecvWireToSurface1Pdu right=%" PRIu32 " < left=%" PRIu32,
cmd.right, cmd.left);
return ERROR_INVALID_DATA;
}
if (cmd.bottom < cmd.top)
{
WLog_Print(gfx->log, WLOG_ERROR, "RecvWireToSurface1Pdu bottom=%" PRIu32 " < top=%" PRIu32,
cmd.bottom, cmd.top);
return ERROR_INVALID_DATA;
}
if ((error = rdpgfx_decode(gfx, &cmd)))
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_decode failed with error %" PRIu32 "!", error);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_wire_to_surface_2_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_SURFACE_COMMAND cmd = { 0 };
RDPGFX_WIRE_TO_SURFACE_PDU_2 pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, RDPGFX_WIRE_TO_SURFACE_PDU_2_SIZE))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.codecId); /* codecId (2 bytes) */
Stream_Read_UINT32(s, pdu.codecContextId); /* codecContextId (4 bytes) */
Stream_Read_UINT8(s, pdu.pixelFormat); /* pixelFormat (1 byte) */
Stream_Read_UINT32(s, pdu.bitmapDataLength); /* bitmapDataLength (4 bytes) */
pdu.bitmapData = Stream_Pointer(s);
Stream_Seek(s, pdu.bitmapDataLength);
DEBUG_RDPGFX(gfx->log,
"RecvWireToSurface2Pdu: surfaceId: %" PRIu16 " codecId: %s (0x%04" PRIX16 ") "
"codecContextId: %" PRIu32 " pixelFormat: 0x%02" PRIX8
" bitmapDataLength: %" PRIu32 "",
pdu.surfaceId, rdpgfx_get_codec_id_string(pdu.codecId), pdu.codecId,
pdu.codecContextId, pdu.pixelFormat, pdu.bitmapDataLength);
cmd.surfaceId = pdu.surfaceId;
cmd.codecId = pdu.codecId;
cmd.contextId = pdu.codecContextId;
switch (pdu.pixelFormat)
{
case GFX_PIXEL_FORMAT_XRGB_8888:
cmd.format = PIXEL_FORMAT_BGRX32;
break;
case GFX_PIXEL_FORMAT_ARGB_8888:
cmd.format = PIXEL_FORMAT_BGRA32;
break;
default:
return ERROR_INVALID_DATA;
}
cmd.left = 0;
cmd.top = 0;
cmd.right = 0;
cmd.bottom = 0;
cmd.width = 0;
cmd.height = 0;
cmd.length = pdu.bitmapDataLength;
cmd.data = pdu.bitmapData;
cmd.extra = NULL;
if (context)
{
IFCALLRET(context->SurfaceCommand, error, context, &cmd);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->SurfaceCommand failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_delete_encoding_context_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_DELETE_ENCODING_CONTEXT_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 6))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT32(s, pdu.codecContextId); /* codecContextId (4 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvDeleteEncodingContextPdu: surfaceId: %" PRIu16 " codecContextId: %" PRIu32 "",
pdu.surfaceId, pdu.codecContextId);
if (context)
{
IFCALLRET(context->DeleteEncodingContext, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->DeleteEncodingContext failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_solid_fill_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RECTANGLE_16* fillRect = NULL;
RDPGFX_SOLID_FILL_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = 0;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 8))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
if ((error = rdpgfx_read_color32(s, &(pdu.fillPixel)))) /* fillPixel (4 bytes) */
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_color32 failed with error %" PRIu32 "!",
error);
return error;
}
Stream_Read_UINT16(s, pdu.fillRectCount); /* fillRectCount (2 bytes) */
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, pdu.fillRectCount, 8ull))
return ERROR_INVALID_DATA;
pdu.fillRects = (RECTANGLE_16*)calloc(pdu.fillRectCount, sizeof(RECTANGLE_16));
if (!pdu.fillRects)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
for (UINT16 index = 0; index < pdu.fillRectCount; index++)
{
fillRect = &(pdu.fillRects[index]);
if ((error = rdpgfx_read_rect16(s, fillRect)))
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_rect16 failed with error %" PRIu32 "!",
error);
free(pdu.fillRects);
return error;
}
}
DEBUG_RDPGFX(gfx->log, "RecvSolidFillPdu: surfaceId: %" PRIu16 " fillRectCount: %" PRIu16 "",
pdu.surfaceId, pdu.fillRectCount);
if (context)
{
IFCALLRET(context->SolidFill, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->SolidFill failed with error %" PRIu32 "",
error);
}
free(pdu.fillRects);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_surface_to_surface_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_POINT16* destPt = NULL;
RDPGFX_SURFACE_TO_SURFACE_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = 0;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 14))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceIdSrc); /* surfaceIdSrc (2 bytes) */
Stream_Read_UINT16(s, pdu.surfaceIdDest); /* surfaceIdDest (2 bytes) */
if ((error = rdpgfx_read_rect16(s, &(pdu.rectSrc)))) /* rectSrc (8 bytes ) */
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_rect16 failed with error %" PRIu32 "!",
error);
return error;
}
Stream_Read_UINT16(s, pdu.destPtsCount); /* destPtsCount (2 bytes) */
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, pdu.destPtsCount, 4ull))
return ERROR_INVALID_DATA;
pdu.destPts = (RDPGFX_POINT16*)calloc(pdu.destPtsCount, sizeof(RDPGFX_POINT16));
if (!pdu.destPts)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
for (UINT16 index = 0; index < pdu.destPtsCount; index++)
{
destPt = &(pdu.destPts[index]);
if ((error = rdpgfx_read_point16(s, destPt)))
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_point16 failed with error %" PRIu32 "!",
error);
free(pdu.destPts);
return error;
}
}
DEBUG_RDPGFX(gfx->log,
"RecvSurfaceToSurfacePdu: surfaceIdSrc: %" PRIu16 " surfaceIdDest: %" PRIu16 " "
"left: %" PRIu16 " top: %" PRIu16 " right: %" PRIu16 " bottom: %" PRIu16
" destPtsCount: %" PRIu16 "",
pdu.surfaceIdSrc, pdu.surfaceIdDest, pdu.rectSrc.left, pdu.rectSrc.top,
pdu.rectSrc.right, pdu.rectSrc.bottom, pdu.destPtsCount);
if (context)
{
IFCALLRET(context->SurfaceToSurface, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->SurfaceToSurface failed with error %" PRIu32 "", error);
}
free(pdu.destPts);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_surface_to_cache_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_SURFACE_TO_CACHE_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = 0;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 20))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT64(s, pdu.cacheKey); /* cacheKey (8 bytes) */
Stream_Read_UINT16(s, pdu.cacheSlot); /* cacheSlot (2 bytes) */
if ((error = rdpgfx_read_rect16(s, &(pdu.rectSrc)))) /* rectSrc (8 bytes ) */
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_rect16 failed with error %" PRIu32 "!",
error);
return error;
}
DEBUG_RDPGFX(gfx->log,
"RecvSurfaceToCachePdu: surfaceId: %" PRIu16 " cacheKey: 0x%016" PRIX64
" cacheSlot: %" PRIu16 " "
"left: %" PRIu16 " top: %" PRIu16 " right: %" PRIu16 " bottom: %" PRIu16 "",
pdu.surfaceId, pdu.cacheKey, pdu.cacheSlot, pdu.rectSrc.left, pdu.rectSrc.top,
pdu.rectSrc.right, pdu.rectSrc.bottom);
if (context)
{
IFCALLRET(context->SurfaceToCache, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->SurfaceToCache failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_cache_to_surface_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_POINT16* destPt = NULL;
RDPGFX_CACHE_TO_SURFACE_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 6))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.cacheSlot); /* cacheSlot (2 bytes) */
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.destPtsCount); /* destPtsCount (2 bytes) */
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, pdu.destPtsCount, 4ull))
return ERROR_INVALID_DATA;
pdu.destPts = (RDPGFX_POINT16*)calloc(pdu.destPtsCount, sizeof(RDPGFX_POINT16));
if (!pdu.destPts)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
for (UINT16 index = 0; index < pdu.destPtsCount; index++)
{
destPt = &(pdu.destPts[index]);
if ((error = rdpgfx_read_point16(s, destPt)))
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_point16 failed with error %" PRIu32 "",
error);
free(pdu.destPts);
return error;
}
}
DEBUG_RDPGFX(gfx->log,
"RdpGfxRecvCacheToSurfacePdu: cacheSlot: %" PRIu16 " surfaceId: %" PRIu16
" destPtsCount: %" PRIu16 "",
pdu.cacheSlot, pdu.surfaceId, pdu.destPtsCount);
if (context)
{
IFCALLRET(context->CacheToSurface, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->CacheToSurface failed with error %" PRIu32 "", error);
}
free(pdu.destPts);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_map_surface_to_output_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_MAP_SURFACE_TO_OUTPUT_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 12))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.reserved); /* reserved (2 bytes) */
Stream_Read_UINT32(s, pdu.outputOriginX); /* outputOriginX (4 bytes) */
Stream_Read_UINT32(s, pdu.outputOriginY); /* outputOriginY (4 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvMapSurfaceToOutputPdu: surfaceId: %" PRIu16 " outputOriginX: %" PRIu32
" outputOriginY: %" PRIu32 "",
pdu.surfaceId, pdu.outputOriginX, pdu.outputOriginY);
if (context)
{
IFCALLRET(context->MapSurfaceToOutput, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->MapSurfaceToOutput failed with error %" PRIu32 "", error);
}
return error;
}
static UINT rdpgfx_recv_map_surface_to_scaled_output_pdu(GENERIC_CHANNEL_CALLBACK* callback,
wStream* s)
{
RDPGFX_MAP_SURFACE_TO_SCALED_OUTPUT_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 20))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT16(s, pdu.reserved); /* reserved (2 bytes) */
Stream_Read_UINT32(s, pdu.outputOriginX); /* outputOriginX (4 bytes) */
Stream_Read_UINT32(s, pdu.outputOriginY); /* outputOriginY (4 bytes) */
Stream_Read_UINT32(s, pdu.targetWidth); /* targetWidth (4 bytes) */
Stream_Read_UINT32(s, pdu.targetHeight); /* targetHeight (4 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvMapSurfaceToScaledOutputPdu: surfaceId: %" PRIu16 " outputOriginX: %" PRIu32
" outputOriginY: %" PRIu32 " targetWidth: %" PRIu32 " targetHeight: %" PRIu32,
pdu.surfaceId, pdu.outputOriginX, pdu.outputOriginY, pdu.targetWidth,
pdu.targetHeight);
if (context)
{
IFCALLRET(context->MapSurfaceToScaledOutput, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->MapSurfaceToScaledOutput failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_map_surface_to_window_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
RDPGFX_MAP_SURFACE_TO_WINDOW_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 18))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT64(s, pdu.windowId); /* windowId (8 bytes) */
Stream_Read_UINT32(s, pdu.mappedWidth); /* mappedWidth (4 bytes) */
Stream_Read_UINT32(s, pdu.mappedHeight); /* mappedHeight (4 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvMapSurfaceToWindowPdu: surfaceId: %" PRIu16 " windowId: 0x%016" PRIX64
" mappedWidth: %" PRIu32 " mappedHeight: %" PRIu32 "",
pdu.surfaceId, pdu.windowId, pdu.mappedWidth, pdu.mappedHeight);
if (context && context->MapSurfaceToWindow)
{
IFCALLRET(context->MapSurfaceToWindow, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->MapSurfaceToWindow failed with error %" PRIu32 "", error);
}
return error;
}
static UINT rdpgfx_recv_map_surface_to_scaled_window_pdu(GENERIC_CHANNEL_CALLBACK* callback,
wStream* s)
{
RDPGFX_MAP_SURFACE_TO_SCALED_WINDOW_PDU pdu = { 0 };
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 26))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, pdu.surfaceId); /* surfaceId (2 bytes) */
Stream_Read_UINT64(s, pdu.windowId); /* windowId (8 bytes) */
Stream_Read_UINT32(s, pdu.mappedWidth); /* mappedWidth (4 bytes) */
Stream_Read_UINT32(s, pdu.mappedHeight); /* mappedHeight (4 bytes) */
Stream_Read_UINT32(s, pdu.targetWidth); /* targetWidth (4 bytes) */
Stream_Read_UINT32(s, pdu.targetHeight); /* targetHeight (4 bytes) */
DEBUG_RDPGFX(gfx->log,
"RecvMapSurfaceToScaledWindowPdu: surfaceId: %" PRIu16 " windowId: 0x%016" PRIX64
" mappedWidth: %" PRIu32 " mappedHeight: %" PRIu32 " targetWidth: %" PRIu32
" targetHeight: %" PRIu32 "",
pdu.surfaceId, pdu.windowId, pdu.mappedWidth, pdu.mappedHeight, pdu.targetWidth,
pdu.targetHeight);
if (context && context->MapSurfaceToScaledWindow)
{
IFCALLRET(context->MapSurfaceToScaledWindow, error, context, &pdu);
if (error)
WLog_Print(gfx->log, WLOG_ERROR,
"context->MapSurfaceToScaledWindow failed with error %" PRIu32 "", error);
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_recv_pdu(GENERIC_CHANNEL_CALLBACK* callback, wStream* s)
{
size_t end = 0;
RDPGFX_HEADER header = { 0 };
UINT error = 0;
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
const size_t beg = Stream_GetPosition(s);
WINPR_ASSERT(gfx);
if ((error = rdpgfx_read_header(s, &header)))
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_read_header failed with error %" PRIu32 "!",
error);
return error;
}
DEBUG_RDPGFX(
gfx->log, "cmdId: %s (0x%04" PRIX16 ") flags: 0x%04" PRIX16 " pduLength: %" PRIu32 "",
rdpgfx_get_cmd_id_string(header.cmdId), header.cmdId, header.flags, header.pduLength);
switch (header.cmdId)
{
case RDPGFX_CMDID_WIRETOSURFACE_1:
if ((error = rdpgfx_recv_wire_to_surface_1_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_wire_to_surface_1_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_WIRETOSURFACE_2:
if ((error = rdpgfx_recv_wire_to_surface_2_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_wire_to_surface_2_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_DELETEENCODINGCONTEXT:
if ((error = rdpgfx_recv_delete_encoding_context_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_delete_encoding_context_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_SOLIDFILL:
if ((error = rdpgfx_recv_solid_fill_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_solid_fill_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_SURFACETOSURFACE:
if ((error = rdpgfx_recv_surface_to_surface_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_surface_to_surface_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_SURFACETOCACHE:
if ((error = rdpgfx_recv_surface_to_cache_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_surface_to_cache_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_CACHETOSURFACE:
if ((error = rdpgfx_recv_cache_to_surface_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_cache_to_surface_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_EVICTCACHEENTRY:
if ((error = rdpgfx_recv_evict_cache_entry_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_evict_cache_entry_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_CREATESURFACE:
if ((error = rdpgfx_recv_create_surface_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_create_surface_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_DELETESURFACE:
if ((error = rdpgfx_recv_delete_surface_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_delete_surface_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_STARTFRAME:
if ((error = rdpgfx_recv_start_frame_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_start_frame_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_ENDFRAME:
if ((error = rdpgfx_recv_end_frame_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_end_frame_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_RESETGRAPHICS:
if ((error = rdpgfx_recv_reset_graphics_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_reset_graphics_pdu failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_MAPSURFACETOOUTPUT:
if ((error = rdpgfx_recv_map_surface_to_output_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_map_surface_to_output_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_CACHEIMPORTREPLY:
if ((error = rdpgfx_recv_cache_import_reply_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_cache_import_reply_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_CAPSCONFIRM:
if ((error = rdpgfx_recv_caps_confirm_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_caps_confirm_pdu failed with error %" PRIu32 "!", error);
if ((error = rdpgfx_send_cache_offer(gfx)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_send_cache_offer failed with error %" PRIu32 "!", error);
break;
case RDPGFX_CMDID_MAPSURFACETOWINDOW:
if ((error = rdpgfx_recv_map_surface_to_window_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_map_surface_to_window_pdu failed with error %" PRIu32 "!",
error);
break;
case RDPGFX_CMDID_MAPSURFACETOSCALEDWINDOW:
if ((error = rdpgfx_recv_map_surface_to_scaled_window_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_map_surface_to_scaled_window_pdu failed with error %" PRIu32
"!",
error);
break;
case RDPGFX_CMDID_MAPSURFACETOSCALEDOUTPUT:
if ((error = rdpgfx_recv_map_surface_to_scaled_output_pdu(callback, s)))
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_recv_map_surface_to_scaled_output_pdu failed with error %" PRIu32
"!",
error);
break;
default:
error = CHANNEL_RC_BAD_PROC;
break;
}
if (error)
{
WLog_Print(gfx->log, WLOG_ERROR, "Error while processing GFX cmdId: %s (0x%04" PRIX16 ")",
rdpgfx_get_cmd_id_string(header.cmdId), header.cmdId);
Stream_SetPosition(s, (beg + header.pduLength));
return error;
}
end = Stream_GetPosition(s);
if (end != (beg + header.pduLength))
{
WLog_Print(gfx->log, WLOG_ERROR,
"Unexpected gfx pdu end: Actual: %" PRIuz ", Expected: %" PRIuz, end,
(beg + header.pduLength));
Stream_SetPosition(s, (beg + header.pduLength));
}
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_on_data_received(IWTSVirtualChannelCallback* pChannelCallback, wStream* data)
{
int status = 0;
UINT32 DstSize = 0;
BYTE* pDstData = NULL;
GENERIC_CHANNEL_CALLBACK* callback = (GENERIC_CHANNEL_CALLBACK*)pChannelCallback;
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
UINT error = CHANNEL_RC_OK;
WINPR_ASSERT(gfx);
status = zgfx_decompress(gfx->zgfx, Stream_ConstPointer(data),
(UINT32)Stream_GetRemainingLength(data), &pDstData, &DstSize, 0);
if (status < 0)
{
WLog_Print(gfx->log, WLOG_ERROR, "zgfx_decompress failure! status: %d", status);
free(pDstData);
return ERROR_INTERNAL_ERROR;
}
wStream sbuffer = { 0 };
wStream* s = Stream_StaticConstInit(&sbuffer, pDstData, DstSize);
if (!s)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
free(pDstData);
return CHANNEL_RC_NO_MEMORY;
}
while (Stream_GetPosition(s) < Stream_Length(s))
{
if ((error = rdpgfx_recv_pdu(callback, s)))
{
WLog_Print(gfx->log, WLOG_ERROR, "rdpgfx_recv_pdu failed with error %" PRIu32 "!",
error);
break;
}
}
free(pDstData);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_on_open(IWTSVirtualChannelCallback* pChannelCallback)
{
GENERIC_CHANNEL_CALLBACK* callback = (GENERIC_CHANNEL_CALLBACK*)pChannelCallback;
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
UINT error = CHANNEL_RC_OK;
BOOL do_caps_advertise = TRUE;
gfx->sendFrameAcks = TRUE;
if (context)
{
IFCALLRET(context->OnOpen, error, context, &do_caps_advertise, &gfx->sendFrameAcks);
if (error)
WLog_Print(gfx->log, WLOG_ERROR, "context->OnOpen failed with error %" PRIu32 "",
error);
}
if (do_caps_advertise)
error = rdpgfx_send_supported_caps(callback);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_on_close(IWTSVirtualChannelCallback* pChannelCallback)
{
UINT error = CHANNEL_RC_OK;
GENERIC_CHANNEL_CALLBACK* callback = (GENERIC_CHANNEL_CALLBACK*)pChannelCallback;
WINPR_ASSERT(callback);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)callback->plugin;
if (!gfx)
goto fail;
RdpgfxClientContext* context = gfx->context;
DEBUG_RDPGFX(gfx->log, "OnClose");
error = rdpgfx_save_persistent_cache(gfx);
if (error)
{
// print error, but don't consider this a hard failure
WLog_Print(gfx->log, WLOG_ERROR,
"rdpgfx_save_persistent_cache failed with error %" PRIu32 "", error);
}
free_surfaces(context, gfx->SurfaceTable);
evict_cache_slots(context, gfx->MaxCacheSlots, gfx->CacheSlots);
free(callback);
gfx->UnacknowledgedFrames = 0;
gfx->TotalDecodedFrames = 0;
if (context)
{
IFCALL(context->OnClose, context);
}
fail:
return CHANNEL_RC_OK;
}
static void terminate_plugin_cb(GENERIC_DYNVC_PLUGIN* base)
{
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)base;
WINPR_ASSERT(gfx);
RdpgfxClientContext* context = gfx->context;
DEBUG_RDPGFX(gfx->log, "Terminated");
rdpgfx_client_context_free(context);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_set_surface_data(RdpgfxClientContext* context, UINT16 surfaceId, void* pData)
{
ULONG_PTR key = 0;
WINPR_ASSERT(context);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
WINPR_ASSERT(gfx);
key = ((ULONG_PTR)surfaceId) + 1;
if (pData)
{
if (!HashTable_Insert(gfx->SurfaceTable, (void*)key, pData))
return ERROR_BAD_ARGUMENTS;
}
else
HashTable_Remove(gfx->SurfaceTable, (void*)key);
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_get_surface_ids(RdpgfxClientContext* context, UINT16** ppSurfaceIds,
UINT16* count_out)
{
size_t count = 0;
UINT16* pSurfaceIds = NULL;
ULONG_PTR* pKeys = NULL;
WINPR_ASSERT(context);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
WINPR_ASSERT(gfx);
count = HashTable_GetKeys(gfx->SurfaceTable, &pKeys);
WINPR_ASSERT(ppSurfaceIds);
WINPR_ASSERT(count_out);
if (count < 1)
{
*count_out = 0;
return CHANNEL_RC_OK;
}
pSurfaceIds = (UINT16*)calloc(count, sizeof(UINT16));
if (!pSurfaceIds)
{
WLog_Print(gfx->log, WLOG_ERROR, "calloc failed!");
free(pKeys);
return CHANNEL_RC_NO_MEMORY;
}
for (size_t index = 0; index < count; index++)
{
pSurfaceIds[index] = (UINT16)(pKeys[index] - 1);
}
free(pKeys);
*ppSurfaceIds = pSurfaceIds;
*count_out = (UINT16)count;
return CHANNEL_RC_OK;
}
static void* rdpgfx_get_surface_data(RdpgfxClientContext* context, UINT16 surfaceId)
{
ULONG_PTR key = 0;
void* pData = NULL;
WINPR_ASSERT(context);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
WINPR_ASSERT(gfx);
key = ((ULONG_PTR)surfaceId) + 1;
pData = HashTable_GetItemValue(gfx->SurfaceTable, (void*)key);
return pData;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT rdpgfx_set_cache_slot_data(RdpgfxClientContext* context, UINT16 cacheSlot, void* pData)
{
WINPR_ASSERT(context);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
WINPR_ASSERT(gfx);
/* Microsoft uses 1-based indexing for the egfx bitmap cache ! */
if (cacheSlot == 0 || cacheSlot > gfx->MaxCacheSlots)
{
WLog_ERR(TAG, "invalid cache slot %" PRIu16 ", must be between 1 and %" PRIu16 "",
cacheSlot, gfx->MaxCacheSlots);
return ERROR_INVALID_INDEX;
}
gfx->CacheSlots[cacheSlot - 1] = pData;
return CHANNEL_RC_OK;
}
static void* rdpgfx_get_cache_slot_data(RdpgfxClientContext* context, UINT16 cacheSlot)
{
void* pData = NULL;
WINPR_ASSERT(context);
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)context->handle;
WINPR_ASSERT(gfx);
/* Microsoft uses 1-based indexing for the egfx bitmap cache ! */
if (cacheSlot == 0 || cacheSlot > gfx->MaxCacheSlots)
{
WLog_ERR(TAG, "invalid cache slot %" PRIu16 ", must be between 1 and %" PRIu16 "",
cacheSlot, gfx->MaxCacheSlots);
return NULL;
}
pData = gfx->CacheSlots[cacheSlot - 1];
return pData;
}
static UINT init_plugin_cb(GENERIC_DYNVC_PLUGIN* base, rdpContext* rcontext, rdpSettings* settings)
{
RdpgfxClientContext* context = NULL;
RDPGFX_PLUGIN* gfx = (RDPGFX_PLUGIN*)base;
WINPR_ASSERT(base);
gfx->rdpcontext = rcontext;
gfx->log = WLog_Get(TAG);
gfx->SurfaceTable = HashTable_New(TRUE);
if (!gfx->SurfaceTable)
{
WLog_ERR(TAG, "HashTable_New for surfaces failed !");
return CHANNEL_RC_NO_MEMORY;
}
gfx->suspendFrameAcks =
freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSuspendFrameAck);
gfx->MaxCacheSlots =
freerdp_settings_get_bool(gfx->rdpcontext->settings, FreeRDP_GfxSmallCache) ? 4096 : 25600;
context = (RdpgfxClientContext*)calloc(1, sizeof(RdpgfxClientContext));
if (!context)
{
WLog_ERR(TAG, "context calloc failed!");
HashTable_Free(gfx->SurfaceTable);
gfx->SurfaceTable = NULL;
return CHANNEL_RC_NO_MEMORY;
}
gfx->zgfx = zgfx_context_new(FALSE);
if (!gfx->zgfx)
{
WLog_ERR(TAG, "zgfx_context_new failed!");
HashTable_Free(gfx->SurfaceTable);
gfx->SurfaceTable = NULL;
free(context);
return CHANNEL_RC_NO_MEMORY;
}
context->handle = (void*)gfx;
context->GetSurfaceIds = rdpgfx_get_surface_ids;
context->SetSurfaceData = rdpgfx_set_surface_data;
context->GetSurfaceData = rdpgfx_get_surface_data;
context->SetCacheSlotData = rdpgfx_set_cache_slot_data;
context->GetCacheSlotData = rdpgfx_get_cache_slot_data;
context->CapsAdvertise = rdpgfx_send_caps_advertise_pdu;
context->FrameAcknowledge = rdpgfx_send_frame_acknowledge_pdu;
context->CacheImportOffer = rdpgfx_send_cache_import_offer_pdu;
context->QoeFrameAcknowledge = rdpgfx_send_qoe_frame_acknowledge_pdu;
gfx->base.iface.pInterface = (void*)context;
gfx->context = context;
return CHANNEL_RC_OK;
}
void rdpgfx_client_context_free(RdpgfxClientContext* context)
{
RDPGFX_PLUGIN* gfx = NULL;
if (!context)
return;
gfx = (RDPGFX_PLUGIN*)context->handle;
free_surfaces(context, gfx->SurfaceTable);
evict_cache_slots(context, gfx->MaxCacheSlots, gfx->CacheSlots);
if (gfx->zgfx)
{
zgfx_context_free(gfx->zgfx);
gfx->zgfx = NULL;
}
HashTable_Free(gfx->SurfaceTable);
free(context);
}
static const IWTSVirtualChannelCallback rdpgfx_callbacks = { rdpgfx_on_data_received,
rdpgfx_on_open, rdpgfx_on_close,
NULL };
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
FREERDP_ENTRY_POINT(UINT VCAPITYPE rdpgfx_DVCPluginEntry(IDRDYNVC_ENTRY_POINTS* pEntryPoints))
{
return freerdp_generic_DVCPluginEntry(pEntryPoints, TAG, RDPGFX_DVC_CHANNEL_NAME,
sizeof(RDPGFX_PLUGIN), sizeof(GENERIC_CHANNEL_CALLBACK),
&rdpgfx_callbacks, init_plugin_cb, terminate_plugin_cb);
}
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