1 files changed, 57 insertions, 0 deletions
diff --git a/plugins/CryptoPP/cpp_gzip.cpp b/plugins/CryptoPP/cpp_gzip.cpp
new file mode 100644
index 0000000000..c819779677
--- /dev/null
+++ b/plugins/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