C++ (Cpp) compress_func Examples

Example #1

File: gzip.c Project: ColinIanKing/zfs

size_t
gzip_compress(void *s_start, void *d_start, size_t s_len, size_t d_len, int n)
{
	zlen_t dstlen = d_len;

	ASSERT(d_len <= s_len);

	/* check if hardware accelerator can be used */
	if (qat_use_accel(s_len)) {
		if (qat_compress(QAT_COMPRESS, s_start,
		    s_len, d_start, d_len, &dstlen) == CPA_STATUS_SUCCESS)
			return ((size_t)dstlen);
		/* if hardware compress fail, do it again with software */
	}

	if (compress_func(d_start, &dstlen, s_start, s_len, n) != Z_OK) {
		if (d_len != s_len)
			return (s_len);

		bcopy(s_start, d_start, s_len);
		return (s_len);
	}

	return ((size_t)dstlen);
}

Example #2

File: gzip.c Project: akatrevorjay/zfs

size_t
gzip_compress(void *s_start, void *d_start, size_t s_len, size_t d_len, int n)
{
	zlen_t dstlen = d_len;

	ASSERT(d_len <= s_len);

	if (compress_func(d_start, &dstlen, s_start, s_len, n) != Z_OK) {
		if (d_len != s_len)
			return (s_len);

		bcopy(s_start, d_start, s_len);
		return (s_len);
	}

	return ((size_t)dstlen);
}