From cb4a46e7fbe62d788e66ed6121c717a2d22a4d7c Mon Sep 17 00:00:00 2001 From: watcherhd Date: Thu, 21 Apr 2011 14:14:52 +0000 Subject: svn.miranda.im is moving to a new home! git-svn-id: http://miranda-plugins.googlecode.com/svn/trunk@7 e753b5eb-9565-29b2-b5c5-2cc6f99dfbcb --- cryptopp/cpp_gzip.cpp | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 cryptopp/cpp_gzip.cpp (limited to 'cryptopp/cpp_gzip.cpp') diff --git a/cryptopp/cpp_gzip.cpp b/cryptopp/cpp_gzip.cpp new file mode 100644 index 0000000..c819779 --- /dev/null +++ b/cryptopp/cpp_gzip.cpp @@ -0,0 +1,57 @@ +#include "commonheaders.h" + +// gzip data +BYTE *cpp_gzip(BYTE *pData, int nLen, int& nCompressedLen) { + + string zipped; + Gzip gzip(new StringSink(zipped),5); // 1 is fast, 9 is slow + gzip.Put(pData, nLen); + gzip.MessageEnd(); + + nCompressedLen = (int) zipped.length(); + PBYTE pCompressed = (PBYTE) malloc(nCompressedLen+1); + memcpy(pCompressed,zipped.data(),nCompressedLen); + + return pCompressed; +} + +// gunzip data +BYTE *cpp_gunzip(BYTE *pCompressedData, int nCompressedLen, int& nLen) { + + string unzipped; + Gunzip gunzip(new StringSink(unzipped)); + gunzip.Put((PBYTE)pCompressedData,nCompressedLen); + gunzip.MessageEnd(); + + nLen = (int) unzipped.length(); + PBYTE pData = (PBYTE) malloc(nLen+1); + memcpy(pData,unzipped.data(),nLen); + + return pData; +} + +// zlibc data +string cpp_zlibc(string& pData) { + + string zipped; + + ZlibCompressor zlib(new StringSink(zipped),5); // 1 is fast, 9 is slow + zlib.Put((PBYTE)pData.data(), pData.length()); + zlib.MessageEnd(); + + return zipped; +} + +// zlibd data +string cpp_zlibd(string& pData) { + + string unzipped; + + ZlibDecompressor zlib(new StringSink(unzipped)); + zlib.Put((PBYTE)pData.data(),pData.length()); + zlib.MessageEnd(); + + return unzipped; +} + +// EOF -- cgit v1.2.3