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-rw-r--r--source/StringCompression.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/source/StringCompression.h b/source/StringCompression.h
index 5afd4c37f..8afdf59e0 100644
--- a/source/StringCompression.h
+++ b/source/StringCompression.h
@@ -3,15 +3,23 @@
// Interfaces to the wrapping functions for compression and decompression using AString as their data
+#include "zlib.h" // Needed for the Z_XXX return values
-/// Compresses a_Data into a_Compressed; return Z_XXX error constants same as zlib's compress2()
+
+
+/// Compresses a_Data into a_Compressed using ZLIB; returns Z_XXX error constants same as zlib's compress2()
extern int CompressString(const char * a_Data, int a_Length, AString & a_Compressed);
-/// Uncompresses a_Data into a_Decompressed; returns Z_XXX error constants same as zlib's decompress()
+/// Uncompresses a_Data into a_Uncompressed; returns Z_XXX error constants same as zlib's decompress()
extern int UncompressString(const char * a_Data, int a_Length, AString & a_Uncompressed, int a_UncompressedSize);
+/// Compresses a_Data into a_Compressed using GZIP; returns Z_OK for success or Z_XXX error constants same as zlib
+extern int CompressStringGZIP(const char * a_Data, int a_Length, AString & a_Compressed);
+
+/// Uncompresses a_Data into a_Uncompressed using GZIP; returns Z_OK for success or Z_XXX error constants same as zlib
+extern int UncompressStringGZIP(const char * a_Data, int a_Length, AString & a_Uncompressed);