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-rw-r--r--tests/fuzzer.c64
1 files changed, 37 insertions, 27 deletions
diff --git a/tests/fuzzer.c b/tests/fuzzer.c
index 14cd8a0..78f90a1 100644
--- a/tests/fuzzer.c
+++ b/tests/fuzzer.c
@@ -327,12 +327,13 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
int result = 0;
unsigned cycleNb;
-# define FUZ_CHECKTEST(cond, ...) \
- if (cond) { \
- printf("Test %u : ", testNb); printf(__VA_ARGS__); \
- printf(" (seed %u, cycle %u) \n", seed, cycleNb); \
- exit(1); \
- }
+# define EXIT_MSG(...) { \
+ printf("Test %u : ", testNb); printf(__VA_ARGS__); \
+ printf(" (seed %u, cycle %u) \n", seed, cycleNb); \
+ exit(1); \
+}
+
+# define FUZ_CHECKTEST(cond, ...) { if (cond) { EXIT_MSG(__VA_ARGS__) } }
# define FUZ_DISPLAYTEST(...) { \
testNb++; \
@@ -666,8 +667,10 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
ret = LZ4_decompress_fast_usingDict(compressedBuffer, decodedBuffer+dictSize, blockSize, decodedBuffer, dictSize);
FUZ_CHECKTEST(ret!=blockContinueCompressedSize, "LZ4_decompress_fast_usingDict did not read all compressed block input");
{ U32 const crcCheck = XXH32(decodedBuffer+dictSize, (size_t)blockSize, 0);
- if (crcCheck!=crcOrig) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ if (crcCheck!=crcOrig) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ }
}
FUZ_DISPLAYTEST("test LZ4_decompress_safe_usingDict()");
@@ -706,9 +709,11 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
ret = LZ4_decompress_fast_usingDict(compressedBuffer, decodedBuffer, blockSize, dict, dictSize);
FUZ_CHECKTEST(ret!=blockContinueCompressedSize, "LZ4_decompress_fast_usingDict did not read all compressed block input");
FUZ_CHECKTEST(decodedBuffer[blockSize], "LZ4_decompress_fast_usingDict overrun specified output buffer size");
- { U32 const crcCheck = XXH32(decodedBuffer, blockSize, 0);
- if (crcCheck!=crcOrig) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ { U32 const crcCheck = XXH32(decodedBuffer, (size_t)blockSize, 0);
+ if (crcCheck!=crcOrig) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ }
}
FUZ_DISPLAYTEST();
@@ -804,8 +809,10 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
FUZ_CHECKTEST(ret!=blockContinueCompressedSize, "LZ4_decompress_fast_usingDict did not read all compressed block input");
FUZ_CHECKTEST(decodedBuffer[blockSize], "LZ4_decompress_fast_usingDict overrun specified output buffer size");
{ U32 const crcCheck = XXH32(decodedBuffer, blockSize, 0);
- if (crcCheck!=crcOrig) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ if (crcCheck!=crcOrig) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_fast_usingDict corrupted decoded data (dict %i)", dictSize);
+ }
}
FUZ_DISPLAYTEST();
@@ -867,9 +874,10 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
FUZ_CHECKTEST(ret!=blockSize, "LZ4_decompress_safe_usingDict did not regenerate original data");
FUZ_CHECKTEST(decodedBuffer[blockSize], "LZ4_decompress_safe_usingDict overrun specified output buffer size");
{ U32 const crcCheck = XXH32(decodedBuffer, (size_t)blockSize, 0);
- if (crcCheck!=crcOrig) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_safe_usingDict corrupted decoded data");
- }
+ if (crcCheck!=crcOrig) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_safe_usingDict corrupted decoded data");
+ } }
/* Compress HC using external dictionary stream */
FUZ_DISPLAYTEST();
@@ -914,9 +922,10 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
FUZ_CHECKTEST(ret!=blockSize, "LZ4_decompress_safe_usingDict did not regenerate original data");
FUZ_CHECKTEST(decodedBuffer[blockSize], "LZ4_decompress_safe_usingDict overrun specified output buffer size");
{ U32 const crcCheck = XXH32(decodedBuffer, (size_t)blockSize, 0);
- if (crcCheck!=crcOrig) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcCheck!=crcOrig, "LZ4_decompress_safe_usingDict corrupted decoded data");
- }
+ if (crcCheck!=crcOrig) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_safe_usingDict corrupted decoded data");
+ } }
/* Compress HC continue destSize */
FUZ_DISPLAYTEST();
@@ -938,9 +947,10 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
FUZ_CHECKTEST(decodedBuffer[consumedSize], "LZ4_decompress_safe_usingDict overrun specified output buffer size")
{ U32 const crcSrc = XXH32(block, (size_t)consumedSize, 0);
U32 const crcDst = XXH32(decodedBuffer, (size_t)consumedSize, 0);
- if (crcSrc!=crcDst) FUZ_findDiff(block, decodedBuffer);
- FUZ_CHECKTEST(crcSrc!=crcDst, "LZ4_decompress_safe_usingDict corrupted decoded data");
- }
+ if (crcSrc!=crcDst) {
+ FUZ_findDiff(block, decodedBuffer);
+ EXIT_MSG("LZ4_decompress_safe_usingDict corrupted decoded data");
+ } }
}
/* ***** End of tests *** */
@@ -981,9 +991,8 @@ static void FUZ_unitTests(int compressionLevel)
const unsigned cycleNb= 0;
char testInput[testInputSize];
char testCompressed[testCompressedSize];
- size_t const testVerifySize = testInputSize;
char testVerify[testInputSize];
- char ringBuffer[ringBufferSize];
+ char ringBuffer[ringBufferSize] = {0};
U32 randState = 1;
/* Init */
@@ -1026,7 +1035,6 @@ static void FUZ_unitTests(int compressionLevel)
U32 rNext = 0;
U32 dNext = 0;
const U32 dBufferSize = ringBufferSize + maxMessageSizeMask;
- int compressedSize;
XXH64_reset(&xxhOrig, 0);
XXH64_reset(&xxhNewSafe, 0);
@@ -1036,6 +1044,7 @@ static void FUZ_unitTests(int compressionLevel)
LZ4_setStreamDecode(&decodeStateFast, NULL, 0);
while (iNext + messageSize < testCompressedSize) {
+ int compressedSize;
XXH64_update(&xxhOrig, testInput + iNext, messageSize);
crcOrig = XXH64_digest(&xxhOrig);
@@ -1231,7 +1240,6 @@ static void FUZ_unitTests(int compressionLevel)
U32 rNext = 0;
U32 dNext = 0;
const U32 dBufferSize = ringBufferSize + maxMessageSizeMask;
- int compressedSize;
XXH64_reset(&xxhOrig, 0);
XXH64_reset(&xxhNewSafe, 0);
@@ -1241,6 +1249,7 @@ static void FUZ_unitTests(int compressionLevel)
LZ4_setStreamDecode(&decodeStateFast, NULL, 0);
while (iNext + messageSize < testCompressedSize) {
+ int compressedSize;
XXH64_update(&xxhOrig, testInput + iNext, messageSize);
crcOrig = XXH64_digest(&xxhOrig);
@@ -1293,6 +1302,7 @@ static void FUZ_unitTests(int compressionLevel)
int iNext = 0;
int dNext = 0;
int compressedSize;
+ size_t const testVerifySize = testInputSize;
assert((size_t)dBufferSize * 2 + 1 < testVerifySize); /* space used by ringBufferSafe and ringBufferFast */
XXH64_reset(&xxhOrig, 0);
@@ -1306,7 +1316,7 @@ static void FUZ_unitTests(int compressionLevel)
/* first block */
messageSize = BSIZE1; /* note : we cheat a bit here, in theory no message should be > maxMessageSize. We just want to fill the decoding ring buffer once. */
- XXH64_update(&xxhOrig, testInput + iNext, messageSize);
+ XXH64_update(&xxhOrig, testInput + iNext, (size_t)messageSize);
crcOrig = XXH64_digest(&xxhOrig);
compressedSize = LZ4_compress_HC_continue(&sHC, testInput + iNext, testCompressed, messageSize, testCompressedSize-ringBufferSize);
generated by cgit v0.12 at 2024-07-01 09:35:31 (GMT)