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Fixed a few issues found by AFL (American Fuzzy Lop)

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This commit is contained in:
Yann Collet
2015-08-24 20:17:11 +01:00
parent fee8e240c7
commit 1885029ba1
3 changed files with 12 additions and 5 deletions
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8
programs/fileio.c
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@ -354,19 +354,21 @@ unsigned long long FIO_decompressFilename(const char* output_filename, const cha
size_t readSize, decodedSize;
/* Fill input buffer */
if (toRead > inBuffSize)
EXM_THROW(34, "too large block");
readSize = fread(inBuff, 1, toRead, finput);
if (readSize != toRead)
EXM_THROW(34, "Read error");
EXM_THROW(35, "Read error");
/* Decode block */
decodedSize = ZSTD_decompressContinue(dctx, op, oend-op, inBuff, readSize);
if (ZSTD_isError(decodedSize)) EXM_THROW(35, "Decoding error : input corrupted");
if (ZSTD_isError(decodedSize)) EXM_THROW(36, "Decoding error : input corrupted");
if (decodedSize) /* not a header */
{
/* Write block */
sizeCheck = fwrite(op, 1, decodedSize, foutput);
if (sizeCheck != decodedSize) EXM_THROW(36, "Write error : unable to write data block to destination file");
if (sizeCheck != decodedSize) EXM_THROW(37, "Write error : unable to write data block to destination file");
filesize += decodedSize;
op += decodedSize;
if (op==oend) op = outBuff;