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 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
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//
// TarGzProcessor processes a gzipped tar stream (tar.gz)
// compressed byte stream
//

#include "import/cross/targz_processor.h"

#include <assert.h>
#include "import/cross/memory_stream.h"

#define CHUNK 16384

namespace o3d {

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// The |gz_decompressor_| processes a compressed byte stream, calling back
// into |tar_processor_| with the decompressed byte stream
// Finally, |tar_processor_| calls back to |callback_client| with file header
// and file data callbacks...
//
TarGzProcessor::TarGzProcessor(ArchiveCallbackClient *callback_client)
    : ArchiveProcessor(callback_client),
      tar_processor_(callback_client),
      gz_decompressor_(&tar_processor_) {
}

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
StreamProcessor::Status TarGzProcessor::ProcessBytes(MemoryReadStream *stream,
                                                     size_t bytes_to_process) {
  return gz_decompressor_.ProcessBytes(stream, bytes_to_process);
}

void TarGzProcessor::Close(bool success) {
  gz_decompressor_.Close(success);
}

}  // namespace o3d