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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /comm/third_party/botan/src/lib/compression/compression.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'comm/third_party/botan/src/lib/compression/compression.cpp')
-rw-r--r-- | comm/third_party/botan/src/lib/compression/compression.cpp | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/compression/compression.cpp b/comm/third_party/botan/src/lib/compression/compression.cpp new file mode 100644 index 0000000000..361bf7dd3c --- /dev/null +++ b/comm/third_party/botan/src/lib/compression/compression.cpp @@ -0,0 +1,116 @@ +/* +* Compression Factory +* (C) 2014,2016 Jack Lloyd +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#include <botan/compression.h> +#include <botan/mem_ops.h> +#include <botan/exceptn.h> +#include <cstdlib> + +#if defined(BOTAN_HAS_ZLIB) + #include <botan/zlib.h> +#endif + +#if defined(BOTAN_HAS_BZIP2) + #include <botan/bzip2.h> +#endif + +#if defined(BOTAN_HAS_LZMA) + #include <botan/lzma.h> +#endif + +namespace Botan { + +Compression_Algorithm* make_compressor(const std::string& name) + { +#if defined(BOTAN_HAS_ZLIB) + if(name == "Zlib" || name == "zlib") + return new Zlib_Compression; + if(name == "Gzip" || name == "gzip" || name == "gz") + return new Gzip_Compression; + if(name == "Deflate" || name == "deflate") + return new Deflate_Compression; +#endif + +#if defined(BOTAN_HAS_BZIP2) + if(name == "bzip2" || name == "bz2" || name == "Bzip2") + return new Bzip2_Compression; +#endif + +#if defined(BOTAN_HAS_LZMA) + if(name == "lzma" || name == "xz" || name == "LZMA") + return new LZMA_Compression; +#endif + + BOTAN_UNUSED(name); + return nullptr; + } + +//static +std::unique_ptr<Compression_Algorithm> +Compression_Algorithm::create(const std::string& algo) + { + std::unique_ptr<Compression_Algorithm> compressor(make_compressor(algo)); + return compressor; + } + +//static +std::unique_ptr<Compression_Algorithm> +Compression_Algorithm::create_or_throw(const std::string& algo) + { + if(auto compressor = Compression_Algorithm::create(algo)) + { + return compressor; + } + throw Lookup_Error("Compression", algo, ""); + } + +Decompression_Algorithm* make_decompressor(const std::string& name) + { +#if defined(BOTAN_HAS_ZLIB) + if(name == "Zlib" || name == "zlib") + return new Zlib_Decompression; + if(name == "Gzip" || name == "gzip" || name == "gz") + return new Gzip_Decompression; + if(name == "Deflate" || name == "deflate") + return new Deflate_Decompression; +#endif + +#if defined(BOTAN_HAS_BZIP2) + if(name == "bzip2" || name == "bz2" || name == "Bzip2") + return new Bzip2_Decompression; +#endif + +#if defined(BOTAN_HAS_LZMA) + if(name == "lzma" || name == "xz" || name == "LZMA") + return new LZMA_Decompression; +#endif + + BOTAN_UNUSED(name); + return nullptr; + } + +//static +std::unique_ptr<Decompression_Algorithm> +Decompression_Algorithm::create(const std::string& algo) + { + std::unique_ptr<Decompression_Algorithm> decompressor(make_decompressor(algo)); + return decompressor; + } + +//static +std::unique_ptr<Decompression_Algorithm> +Decompression_Algorithm::create_or_throw(const std::string& algo) + { + if(auto decompressor = Decompression_Algorithm::create(algo)) + { + return decompressor; + } + throw Lookup_Error("Decompression", algo, ""); + } + +} + |