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added parameter litCapacity

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to ZSTD_compressSequencesAndLiterals()
to enforce the litCapacity >= litSize+8 condition.
This commit is contained in:
Yann Collet
2024-12-19 15:55:11 -08:00
parent 76445bb379
commit b7a9e69d8d
5 changed files with 23 additions and 15 deletions
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10
tests/fuzzer.c
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@ -3909,35 +3909,35 @@ static int basicUnitTests(U32 const seed, double compressibility)
FUZ_transferLiterals(litBuffer, decompressSize, CNBuffer, srcSize, seqs, nbSeqs);
/* not enough literals: must fail */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, src, litSize-1, srcSize);
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, src, litSize-1, decompressSize, srcSize);
if (!ZSTD_isError(compressedSize)) {
DISPLAY("ZSTD_compressSequencesAndLiterals() should have failed: not enough literals provided\n");
goto _output_error;
}
/* too many literals: must fail */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, src, litSize+1, srcSize);
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, src, litSize+1, decompressSize, srcSize);
if (!ZSTD_isError(compressedSize)) {
DISPLAY("ZSTD_compressSequencesAndLiterals() should have failed: too many literals provided\n");
goto _output_error;
}
/* srcSize too large: must fail */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, srcSize+1);
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, decompressSize, srcSize+1);
if (!ZSTD_isError(compressedSize)) {
DISPLAY("ZSTD_compressSequencesAndLiterals() should have failed: srcSize is too large\n");
goto _output_error;
}
/* srcSize too small: must fail */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, srcSize-1);
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, decompressSize, srcSize-1);
if (!ZSTD_isError(compressedSize)) {
DISPLAY("ZSTD_compressSequencesAndLiterals() should have failed: srcSize is too small\n");
goto _output_error;
}
/* correct amount of literals: should compress successfully */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, srcSize);
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, decompressSize, srcSize);
if (ZSTD_isError(compressedSize)) {
DISPLAY("Error in ZSTD_compressSequencesAndLiterals()\n");
goto _output_error;