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author | Yann Collet <yann.collet.73@gmail.com> | 2014-09-07 10:04:29 (GMT) |
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committer | Yann Collet <yann.collet.73@gmail.com> | 2014-09-07 10:04:29 (GMT) |
commit | cdececa38dbc45df93a71007781988af789108e8 (patch) | |
tree | e52baf32ca249eba03e1af068a410a6806420ad5 | |
parent | 535120bbe3ebedb5ad5f53bb179242624e7c2828 (diff) | |
download | lz4-cdececa38dbc45df93a71007781988af789108e8.zip lz4-cdececa38dbc45df93a71007781988af789108e8.tar.gz lz4-cdececa38dbc45df93a71007781988af789108e8.tar.bz2 |
Added : variable dstBuffer size decompression test
-rw-r--r-- | programs/frametest.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/programs/frametest.c b/programs/frametest.c index e582e4a..acd2c1d 100644 --- a/programs/frametest.c +++ b/programs/frametest.c @@ -393,11 +393,7 @@ int fuzzerTests(U32 seed, unsigned nbTests, int startTest, double compressibilit size_t result; DISPLAYUPDATE(2, "\r%5i ", testNb); - - result = LZ4F_compressFrame(compressedBuffer, LZ4F_compressFrameBound(srcSize, &(prefs.frameInfo)), srcBuffer+srcStart, srcSize, &prefs ); - CHECK(LZ4F_isError(result), "Compression failed (error %i)", (int)result); crcOrig = XXH64(srcBuffer+srcStart, srcSize, 1); - cSize = result; { const BYTE* ip = srcBuffer + srcStart; @@ -428,6 +424,7 @@ int fuzzerTests(U32 seed, unsigned nbTests, int startTest, double compressibilit op += result; result = LZ4F_freeCompressionContext(cctx); CHECK(LZ4F_isError(result), "deallocation failed (error %i)", (int)result); + cSize = op-(BYTE*)compressedBuffer; } { @@ -439,10 +436,12 @@ int fuzzerTests(U32 seed, unsigned nbTests, int startTest, double compressibilit unsigned maxBits = FUZ_highbit(cSize); while (ip < iend) { - unsigned nbBitsSeg = FUZ_rand(&segRand) % maxBits; - size_t iSize = (FUZ_rand(&segRand) & ((1<<nbBitsSeg)-1)) + 1; - size_t oSize = oend-op; + unsigned nbBitsI = FUZ_rand(&segRand) % maxBits; + unsigned nbBitsO = FUZ_rand(&segRand) % maxBits; + size_t iSize = (FUZ_rand(&segRand) & ((1<<nbBitsI)-1)) + 1; + size_t oSize = (FUZ_rand(&segRand) & ((1<<nbBitsO)-1)) + 1; if (iSize > (size_t)(iend-ip)) iSize = iend-ip; + if (oSize > (size_t)(oend-op)) oSize = oend-op; result = LZ4F_decompress(dCtx, op, &oSize, ip, &iSize, NULL); CHECK(LZ4F_isError(result), "Decompression failed (error %i)", (int)result); op += oSize; |