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Fix writing block header incorrectly

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This commit is contained in:
Jan 2023-10-15 22:12:25 +02:00
parent 9b35b90a28
commit d779dfd884
1 changed files with 10 additions and 6 deletions
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16
src/ObjWriting/ObjContainer/IPak/IPakWriter.cpp
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@ -179,6 +179,9 @@ public:
m_current_block_header_offset = m_current_offset; m_current_block_header_offset = m_current_offset;
m_current_block = {}; m_current_block = {};
m_current_block.countAndOffset.offset = static_cast<uint32_t>(m_file_offset); m_current_block.countAndOffset.offset = static_cast<uint32_t>(m_file_offset);
// Reserve space to later write actual block header data
GoTo(m_current_offset + sizeof(IPakDataBlockHeader));
} }
void WriteChunkData(const void* data, const size_t dataSize) void WriteChunkData(const void* data, const size_t dataSize)
@ -227,16 +230,16 @@ public:
} }
dataOffset += commandSize; dataOffset += commandSize;
m_file_offset += commandSize;
} }
m_file_offset += dataSize;
} }
void StartNewFile() void StartNewFile()
{ {
FlushBlock(); FlushBlock();
StartNewBlock();
m_file_offset = 0u; m_file_offset = 0u;
StartNewBlock();
m_chunk_buffer_window_start = utils::AlignToPrevious(m_current_offset, static_cast<int64_t>(ipak_consts::IPAK_CHUNK_SIZE)); m_chunk_buffer_window_start = utils::AlignToPrevious(m_current_offset, static_cast<int64_t>(ipak_consts::IPAK_CHUNK_SIZE));
} }
@ -250,13 +253,14 @@ public:
const auto nameHash = T6::Common::R_HashString(imageName.c_str(), 0); const auto nameHash = T6::Common::R_HashString(imageName.c_str(), 0);
const auto dataHash = static_cast<unsigned>(crc32(0u, reinterpret_cast<const Bytef*>(imageData.get()), imageSize)); const auto dataHash = static_cast<unsigned>(crc32(0u, reinterpret_cast<const Bytef*>(imageData.get()), imageSize));
StartNewFile();
const auto startOffset = m_current_block_header_offset;
IPakIndexEntry indexEntry; IPakIndexEntry indexEntry;
indexEntry.key.nameHash = nameHash; indexEntry.key.nameHash = nameHash;
indexEntry.key.dataHash = dataHash & 0x1FFFFFFF; indexEntry.key.dataHash = dataHash & 0x1FFFFFFF;
indexEntry.offset = static_cast<uint32_t>(m_current_offset - m_data_section_offset); indexEntry.offset = static_cast<uint32_t>(startOffset - m_data_section_offset);
StartNewFile();
const auto startOffset = m_current_offset;
WriteChunkData(imageData.get(), imageSize); WriteChunkData(imageData.get(), imageSize);
const auto writtenImageSize = static_cast<size_t>(m_current_offset - startOffset); const auto writtenImageSize = static_cast<size_t>(m_current_offset - startOffset);