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decompress(): Use a Source and Sink

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This allows decompression to happen in O(1) memory.
This commit is contained in:
Eelco Dolstra 2018-03-16 16:59:31 +01:00
parent 64441f0551
commit 3e6b194d78
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GPG key ID: 8170B4726D7198DE
6 changed files with 210 additions and 91 deletions
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6
src/libutil/compression.hh
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@ -8,10 +8,12 @@
namespace nix {
ref<std::string> compress(const std::string & method, const std::string & in, const bool parallel = false);
ref<std::string> decompress(const std::string & method, const std::string & in);
void decompress(const std::string & method, Source & source, Sink & sink);
ref<std::string> compress(const std::string & method, const std::string & in, const bool parallel = false);
struct CompressionSink : BufferedSink
{
virtual void finish() = 0;