ddidderr/zstd-rs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ensure that srcSize is controlled

Browse Source
This commit is contained in:
Yann Collet
2024-12-20 10:37:00 -08:00
parent b339efff2b
commit ab0f1798e8
3 changed files with 68 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/fullbench.c
+2 -1
View File
@@ -683,7 +683,8 @@ local_convertSequences(const void* input, size_t inputSize,
(void)dst; (void)dstCapacity;
(void)payload; (void)blockSize;
return ZSTD_convertBlockSequences(g_zcc, seqs, nbSeqs, 0);
(void)ZSTD_convertBlockSequences(g_zcc, seqs, nbSeqs, 0);
return nbSeqs;
}
tests/fuzzer.c
+14
View File
@@ -3922,6 +3922,20 @@ static int basicUnitTests(U32 const seed, double compressibility)
goto _output_error;
}
/* srcSize too large: must fail */
compressedSize = ZSTD_compressSequencesAndLiterals(cctx, dst, dstCapacity, seqs, nbSeqs, litBuffer, litSize, 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);
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);
if (ZSTD_isError(compressedSize)) {