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Diffstat (limited to 'src/StringCompression.h')
| -rw-r--r-- | src/StringCompression.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/StringCompression.h b/src/StringCompression.h new file mode 100644 index 000000000..8afdf59e0 --- /dev/null +++ b/src/StringCompression.h @@ -0,0 +1,25 @@ + +// StringCompression.h + +// 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 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_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); + + + |