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/*
** Copyright (c) 2022 LunarG, Inc.
** Copyright (c) 2022 Advanced Micro Devices, Inc. All rights reserved.
**
** Permission is hereby granted, free of charge, to any person obtaining a
** copy of this software and associated documentation files (the "Software"),
** to deal in the Software without restriction, including without limitation
** the rights to use, copy, modify, merge, publish, distribute, sublicense,
** and/or sell copies of the Software, and to permit persons to whom the
** Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in
** all copies or substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
** FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
** DEALINGS IN THE SOFTWARE.
*/
#include "block_skipping_file_processor.h"
#include "decode/decode_allocator.h"
#include "format/format_util.h"
#include "util/logging.h"
GFXRECON_BEGIN_NAMESPACE(gfxrecon)
GFXRECON_BEGIN_NAMESPACE(decode)
void BlockSkippingFileProcessor::SetBlocksToSkip(std::unordered_set<uint64_t> blocks_to_skip)
{
blocks_to_skip_ = blocks_to_skip;
blocks_skipped_ = 0;
}
bool BlockSkippingFileProcessor::IsSkippingFinished()
{
return blocks_skipped_ == blocks_to_skip_.size();
}
bool BlockSkippingFileProcessor::ShouldSkipBlock()
{
return (!(blocks_to_skip_.empty())) && (blocks_to_skip_.find(block_index_) != blocks_to_skip_.end());
}
bool BlockSkippingFileProcessor::ProcessBlocks()
{
format::BlockHeader block_header;
bool success = true;
while (success)
{
success = ContinueDecoding();
if (success)
{
success = ReadBlockHeader(&block_header);
for (auto decoder : decoders_)
{
decoder->SetCurrentBlockIndex(block_index_);
}
if (success)
{
if (ShouldSkipBlock())
{
GFXRECON_CHECK_CONVERSION_DATA_LOSS(size_t, block_header.size);
success = SkipBytes(static_cast<size_t>(block_header.size));
blocks_skipped_++;
}
else if (format::RemoveCompressedBlockBit(block_header.type) == format::BlockType::kFunctionCallBlock)
{
format::ApiCallId api_call_id = format::ApiCallId::ApiCall_Unknown;
success = ReadBytes(&api_call_id, sizeof(api_call_id));
if (success)
{
success = ProcessFunctionCall(block_header, api_call_id);
// Break from loop on frame delimiter.
if (IsFrameDelimiter(api_call_id))
{
// Make sure to increment the frame number on the way out.
++current_frame_number_;
++block_index_;
break;
}
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read function call block header");
}
}
else if (format::RemoveCompressedBlockBit(block_header.type) == format::BlockType::kMethodCallBlock)
{
format::ApiCallId api_call_id = format::ApiCallId::ApiCall_Unknown;
success = ReadBytes(&api_call_id, sizeof(api_call_id));
if (success)
{
success = ProcessMethodCall(block_header, api_call_id);
// Break from loop on frame delimiter.
if (IsFrameDelimiter(api_call_id))
{
// Make sure to increment the frame number on the way out.
++current_frame_number_;
++block_index_;
break;
}
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read function call block header");
}
}
else if (format::RemoveCompressedBlockBit(block_header.type) == format::BlockType::kMetaDataBlock)
{
format::MetaDataId meta_data_id = format::MakeMetaDataId(
format::ApiFamilyId::ApiFamily_None, format::MetaDataType::kUnknownMetaDataType);
success = ReadBytes(&meta_data_id, sizeof(meta_data_id));
if (success)
{
success = ProcessMetaData(block_header, meta_data_id);
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read meta-data block header");
}
}
else if (block_header.type == format::BlockType::kStateMarkerBlock)
{
format::MarkerType marker_type = format::MarkerType::kUnknownMarker;
uint64_t frame_number = 0;
success = ReadBytes(&marker_type, sizeof(marker_type));
if (success)
{
success = ProcessStateMarker(block_header, marker_type);
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read state marker header");
}
}
else if (block_header.type == format::BlockType::kAnnotation)
{
if (annotation_handler_ != nullptr)
{
format::AnnotationType annotation_type = format::AnnotationType::kUnknown;
success = ReadBytes(&annotation_type, sizeof(annotation_type));
if (success)
{
success = ProcessAnnotation(block_header, annotation_type);
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read annotation block header");
}
}
else
{
// If there is no annotation handler to process the annotation, we can skip the annotation
// block.
GFXRECON_CHECK_CONVERSION_DATA_LOSS(size_t, block_header.size);
success = SkipBytes(static_cast<size_t>(block_header.size));
}
}
else
{
// Unrecognized block type.
GFXRECON_LOG_WARNING("Skipping unrecognized file block with type %u", block_header.type);
GFXRECON_CHECK_CONVERSION_DATA_LOSS(size_t, block_header.size);
success = SkipBytes(static_cast<size_t>(block_header.size));
}
}
else
{
if (!feof(file_descriptor_))
{
// No data has been read for the current block, so we don't use 'HandleBlockReadError' here, as it
// assumes that the block header has been successfully read and will print an incomplete block at
// end of file warning when the file is at EOF without an error. For this case (the normal EOF case)
// we print nothing at EOF, or print an error message and set the error code directly when not at
// EOF.
GFXRECON_LOG_ERROR("Failed to read block header");
error_state_ = kErrorReadingBlockHeader;
}
}
++block_index_;
}
}
return success;
}
GFXRECON_END_NAMESPACE(decode)
GFXRECON_END_NAMESPACE(gfxrecon)
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