static SquashStatus
squash_brieflz_decompress_buffer (SquashCodec* codec,
size_t* decompressed_size,
uint8_t decompressed[HEDLEY_ARRAY_PARAM(*decompressed_size)],
size_t compressed_size,
const uint8_t compressed[HEDLEY_ARRAY_PARAM(compressed_size)],
SquashOptions* options) {
const uint8_t *src = compressed;
unsigned long size;
#if ULONG_MAX < SIZE_MAX
if (HEDLEY_UNLIKELY(ULONG_MAX < compressed_size) ||
HEDLEY_UNLIKELY(ULONG_MAX < *decompressed_size))
return squash_error (SQUASH_RANGE);
#endif
size = blz_depack_safe (src, (unsigned long) compressed_size,
decompressed, (unsigned long) *decompressed_size);
if (HEDLEY_UNLIKELY(size != *decompressed_size))
return squash_error (SQUASH_FAILED);
#if SIZE_MAX < ULONG_MAX
if (HEDLEY_UNLIKELY(SIZE_MAX < size))
return squash_error (SQUASH_RANGE);
#endif
*decompressed_size = (size_t) size;
return SQUASH_OK;
}
static SquashStatus
squash_brieflz_decompress_buffer (SquashCodec* codec,
size_t* decompressed_size,
uint8_t decompressed[SQUASH_ARRAY_PARAM(*decompressed_size)],
size_t compressed_size,
const uint8_t compressed[SQUASH_ARRAY_PARAM(compressed_size)],
SquashOptions* options) {
const uint8_t *src = compressed;
uint64_t original_size;
size_t size;
size = read_varuint64 (src, compressed_size, &original_size);
if (SQUASH_UNLIKELY(size == 0)) {
return squash_error (SQUASH_FAILED);
}
src += size;
compressed_size -= size;
if (SQUASH_UNLIKELY(original_size > *decompressed_size)) {
return squash_error (SQUASH_BUFFER_FULL);
}
#if ULONG_MAX < SIZE_MAX
if (SQUASH_UNLIKELY(ULONG_MAX < compressed_size) ||
SQUASH_UNLIKELY(ULONG_MAX < original_size))
return squash_error (SQUASH_RANGE);
#endif
size = blz_depack_safe (src, (unsigned long) compressed_size,
decompressed, (unsigned long) original_size);
if (SQUASH_UNLIKELY(size != original_size)) {
return squash_error (SQUASH_FAILED);
}
#if SIZE_MAX < ULONG_MAX
if (SQUASH_UNLIKELY(SIZE_MAX < size))
return squash_error (SQUASH_RANGE);
#endif
*decompressed_size = size;
return SQUASH_OK;
}
int64_t lzbench_brieflz_decompress(char *inbuf, size_t insize, char *outbuf, size_t outsize, size_t, size_t, char*)
{
return blz_depack_safe(inbuf, insize, outbuf, outsize);
}