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LibCompress: Use OutputMemoryStream in decompress_all methods.

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asynts 2020-09-07 19:56:06 +02:00 • committed by Andreas Kling
parent b0ba7a897f
commit 7e02cad476
2 changed files with 18 additions and 19 deletions
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19
Libraries/LibCompress/Gzip.cpp
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@ -162,19 +162,18 @@ ByteBuffer GzipDecompressor::decompress_all(ReadonlyBytes bytes)
{
InputMemoryStream memory_stream { bytes };
GzipDecompressor gzip_stream { memory_stream };
OutputMemoryStream output_stream;
auto buffer = ByteBuffer::create_uninitialized(4096);
size_t nread = 0;
while (!gzip_stream.eof()) {
nread += gzip_stream.read(buffer.bytes().slice(nread));
if (buffer.size() - nread < 4096)
buffer.grow(buffer.size() + 4096);
u8 buffer[4096];
while (!gzip_stream.has_any_error() && !gzip_stream.eof()) {
const auto nread = gzip_stream.read({ buffer, sizeof(buffer) });
output_stream.write_or_error({ buffer, nread });
}
buffer.trim(nread);
return buffer;
if (gzip_stream.handle_any_error())
return {};
return output_stream.copy_into_contiguous_buffer();
}
bool GzipDecompressor::eof() const