https://github.com/shader-slang/slang
Tip revision: c5c8cfbb360d9a763f549df48636effde839eacd authored by Sai Praveen Bangaru on 27 September 2023, 00:50:13 UTC
Handle the case where the parent if-else region's after-block is unreachable. (#3241)
Handle the case where the parent if-else region's after-block is unreachable. (#3241)
Tip revision: c5c8cfb
slang-archive-file-system.cpp
#include "slang-archive-file-system.h"
#include "../../slang-com-helper.h"
#include "../../slang-com-ptr.h"
#include "../core/slang-castable.h"
#include "slang-io.h"
#include "slang-string-util.h"
#include "slang-blob.h"
#include "slang-riff-file-system.h"
// Compression systems
#include "slang-deflate-compression-system.h"
#include "slang-lz4-compression-system.h"
// Zip file system
#include "slang-zip-file-system.h"
#include "slang-riff.h"
namespace Slang
{
SlangResult loadArchiveFileSystem(const void* data, size_t dataSizeInBytes, ComPtr<ISlangFileSystemExt>& outFileSystem)
{
ComPtr<ISlangMutableFileSystem> fileSystem;
if (ZipFileSystem::isArchive(data, dataSizeInBytes))
{
// It's a zip
SLANG_RETURN_ON_FAIL(ZipFileSystem::create(fileSystem));
}
else if (RiffFileSystem::isArchive(data, dataSizeInBytes))
{
// It's riff contained (Slang specific)
fileSystem = new RiffFileSystem(nullptr);
}
else
{
return SLANG_FAIL;
}
auto archiveFileSystem = as<IArchiveFileSystem>(fileSystem);
if (!archiveFileSystem)
{
return SLANG_FAIL;
}
SLANG_RETURN_ON_FAIL(archiveFileSystem->loadArchive(data, dataSizeInBytes));
outFileSystem = fileSystem;
return SLANG_OK;
}
SlangResult createArchiveFileSystem(SlangArchiveType type, ComPtr<ISlangMutableFileSystem>& outFileSystem)
{
switch (type)
{
case SLANG_ARCHIVE_TYPE_ZIP:
{
return ZipFileSystem::create(outFileSystem);
}
case SLANG_ARCHIVE_TYPE_RIFF:
{
outFileSystem = new RiffFileSystem(nullptr);
return SLANG_OK;
}
case SLANG_ARCHIVE_TYPE_RIFF_DEFLATE:
{
outFileSystem = new RiffFileSystem(DeflateCompressionSystem::getSingleton());
return SLANG_OK;
}
case SLANG_ARCHIVE_TYPE_RIFF_LZ4:
{
outFileSystem = new RiffFileSystem(LZ4CompressionSystem::getSingleton());
return SLANG_OK;
}
}
return SLANG_FAIL;
}
} // namespace Slang