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-rw-r--r--lib/legacy/zstd_v01.h19
1 files changed, 12 insertions, 7 deletions
diff --git a/lib/legacy/zstd_v01.h b/lib/legacy/zstd_v01.h
index 42f0897c7d233..245f9dd314685 100644
--- a/lib/legacy/zstd_v01.h
+++ b/lib/legacy/zstd_v01.h
@@ -35,13 +35,18 @@ ZSTDv01_decompress() : decompress ZSTD frames compliant with v0.1.x format
size_t ZSTDv01_decompress( void* dst, size_t maxOriginalSize,
const void* src, size_t compressedSize);
-/**
-ZSTDv01_getFrameSrcSize() : get the source length of a ZSTD frame compliant with v0.1.x format
- compressedSize : The size of the 'src' buffer, at least as large as the frame pointed to by 'src'
- return : the number of bytes that would be read to decompress this frame
- or an errorCode if it fails (which can be tested using ZSTDv01_isError())
-*/
-size_t ZSTDv01_findFrameCompressedSize(const void* src, size_t compressedSize);
+ /**
+ ZSTDv01_findFrameSizeInfoLegacy() : get the source length and decompressed bound of a ZSTD frame compliant with v0.1.x format
+ srcSize : The size of the 'src' buffer, at least as large as the frame pointed to by 'src'
+ cSize (output parameter) : the number of bytes that would be read to decompress this frame
+ or an error code if it fails (which can be tested using ZSTDv01_isError())
+ dBound (output parameter) : an upper-bound for the decompressed size of the data in the frame
+ or ZSTD_CONTENTSIZE_ERROR if an error occurs
+
+ note : assumes `cSize` and `dBound` are _not_ NULL.
+ */
+void ZSTDv01_findFrameSizeInfoLegacy(const void *src, size_t srcSize,
+ size_t* cSize, unsigned long long* dBound);
/**
ZSTDv01_isError() : tells if the result of ZSTDv01_decompress() is an error