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Merge branch 'asprintf' of https://github.com/bvanassche/fio
[fio.git]
/
crc
/
crc32c.h
diff --git
a/crc/crc32c.h
b/crc/crc32c.h
index 0976261ac61832a9b36e1ab50a93b6c59b60d8f7..be03c1a27cc28ad851b55e5bd47e2dbb5192a690 100644
(file)
--- a/
crc/crc32c.h
+++ b/
crc/crc32c.h
@@
-13,19
+13,47
@@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
- Inc., 5
9 Temple Place - Suite 330, Boston, MA 02111-1307
, USA. */
+ Inc., 5
1 Franklin Street, Fifth Floor, Boston, MA 02110-1301
, USA. */
#ifndef CRC32C_H
#define CRC32C_H
#include "../arch/arch.h"
#ifndef CRC32C_H
#define CRC32C_H
#include "../arch/arch.h"
+#include "../lib/types.h"
-extern uint32_t crc32c(unsigned char const *, unsigned long);
+extern uint32_t crc32c_sw(unsigned char const *, unsigned long);
+extern bool crc32c_arm64_available;
+extern bool crc32c_intel_available;
-#ifdef ARCH_HAVE_SSE
+#ifdef ARCH_HAVE_ARM64_CRC_CRYPTO
+extern uint32_t crc32c_arm64(unsigned char const *, unsigned long);
+extern void crc32c_arm64_probe(void);
+#else
+#define crc32c_arm64 crc32c_sw
+static inline void crc32c_arm64_probe(void)
+{
+}
+#endif
+
+#ifdef ARCH_HAVE_SSE4_2
extern uint32_t crc32c_intel(unsigned char const *, unsigned long);
extern uint32_t crc32c_intel(unsigned char const *, unsigned long);
+extern void crc32c_intel_probe(void);
#else
#else
-#define crc32c_intel crc32c
+#define crc32c_intel crc32c_sw
+static inline void crc32c_intel_probe(void)
+{
+}
#endif
#endif
+static inline uint32_t fio_crc32c(unsigned char const *buf, unsigned long len)
+{
+ if (crc32c_arm64_available)
+ return crc32c_arm64(buf, len);
+
+ if (crc32c_intel_available)
+ return crc32c_intel(buf, len);
+
+ return crc32c_sw(buf, len);
+}
+
#endif
#endif