ddidderr/zstd-rs
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Decompressed size functions now handle multiframes and distinguish cases

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- Add ZSTD_findDecompressedSize
    - Traverses multiple frames to find total output size
- Add ZSTD_getFrameContentSize
    - Gets the decompressed size of a single frame by reading header
- Deprecate ZSTD_getDecompressedSize
This commit is contained in:
Sean Purcell
2017-02-08 14:50:10 -08:00
parent 60259eb9a0
commit 4e709712e1
24 changed files with 496 additions and 16 deletions
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tests/fuzzer.c
+2 -2
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@@ -138,7 +138,7 @@ static int basicUnitTests(U32 seed, double compressibility)
DISPLAYLEVEL(4, "OK (%u bytes : %.2f%%)\n", (U32)cSize, (double)cSize/CNBuffSize*100);
DISPLAYLEVEL(4, "test%3i : decompressed size test : ", testNb++);
{ unsigned long long const rSize = ZSTD_getDecompressedSize(compressedBuffer, cSize);
{ unsigned long long const rSize = ZSTD_findDecompressedSize(compressedBuffer, cSize);
if (rSize != CNBuffSize) goto _output_error;
}
DISPLAYLEVEL(4, "OK \n");
@@ -648,7 +648,7 @@ static int fuzzerTests(U32 seed, U32 nbTests, unsigned startTest, U32 const maxD
} }
/* Decompressed size test */
{ unsigned long long const rSize = ZSTD_getDecompressedSize(cBuffer, cSize);
{ unsigned long long const rSize = ZSTD_findDecompressedSize(cBuffer, cSize);
CHECK(rSize != sampleSize, "decompressed size incorrect");
}