ddidderr/zstd-rs
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Fix null pointer addition

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This commit is contained in:
Nick Terrell
2019-11-20 18:36:04 -08:00
parent 2d4dcce55f
commit 659e9f05cf
8 changed files with 83 additions and 24 deletions
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tests/fuzzer.c
+13
View File
@@ -490,6 +490,19 @@ static int basicUnitTests(U32 const seed, double compressibility)
}
DISPLAYLEVEL(3, "OK \n");
DISPLAYLEVEL(3, "test%3i : compress a NULL input with each level : ", testNb++);
{ int level = -1;
ZSTD_CCtx* cctx = ZSTD_createCCtx();
if (!cctx) goto _output_error;
for (level = -1; level <= ZSTD_maxCLevel(); ++level) {
CHECK_Z( ZSTD_compress(compressedBuffer, compressedBufferSize, NULL, 0, level) );
CHECK_Z( ZSTD_CCtx_setParameter(cctx, ZSTD_c_compressionLevel, level) );
CHECK_Z( ZSTD_compress2(cctx, compressedBuffer, compressedBufferSize, NULL, 0) );
}
ZSTD_freeCCtx(cctx);
}
DISPLAYLEVEL(3, "OK \n");
DISPLAYLEVEL(3, "test%3d : check CCtx size after compressing empty input : ", testNb++);
{ ZSTD_CCtx* const cctx = ZSTD_createCCtx();
size_t const r = ZSTD_compressCCtx(cctx, compressedBuffer, compressedBufferSize, NULL, 0, 19);
tests/zstreamtest.c
+27
View File
@@ -509,6 +509,33 @@ static int basicUnitTests(U32 seed, double compressibility)
}
DISPLAYLEVEL(3, "OK \n");
DISPLAYLEVEL(3, "test%3i : NULL buffers : ", testNb++);
inBuff.src = NULL;
inBuff.size = 0;
inBuff.pos = 0;
outBuff.dst = NULL;
outBuff.size = 0;
outBuff.pos = 0;
CHECK_Z( ZSTD_compressStream(zc, &outBuff, &inBuff) );
CHECK(inBuff.pos != inBuff.size, "Entire input should be consumed");
CHECK_Z( ZSTD_endStream(zc, &outBuff) );
outBuff.dst = (char*)(compressedBuffer);
outBuff.size = compressedBufferSize;
outBuff.pos = 0;
{ size_t const r = ZSTD_endStream(zc, &outBuff);
CHECK(r != 0, "Error or some data not flushed (ret=%zu)", r);
}
inBuff.src = outBuff.dst;
inBuff.size = outBuff.pos;
inBuff.pos = 0;
outBuff.dst = NULL;
outBuff.size = 0;
outBuff.pos = 0;
CHECK_Z( ZSTD_initDStream(zd) );
{ size_t const ret = ZSTD_decompressStream(zd, &outBuff, &inBuff);
if (ret != 0) goto _output_error;
}
DISPLAYLEVEL(3, "OK\n");
/* _srcSize compression test */
DISPLAYLEVEL(3, "test%3i : compress_srcSize %u bytes : ", testNb++, COMPRESSIBLE_NOISE_LENGTH);
CHECK_Z( ZSTD_initCStream_srcSize(zc, 1, CNBufferSize) );