#ifndef CRC32C_H
#define CRC32C_H
-extern uint32_t crc32c(unsigned char const *, unsigned long);
+#include "../arch/arch.h"
+
+extern uint32_t crc32c_sw(unsigned char const *, unsigned long);
+extern int crc32c_intel_available;
+
+#ifdef ARCH_HAVE_SSE4_2
extern uint32_t crc32c_intel(unsigned char const *, unsigned long);
+extern void crc32c_intel_probe(void);
+#else
+#define crc32c_intel crc32c_sw
+static inline void crc32c_intel_probe(void)
+{
+}
+#endif
+
+static inline uint32_t fio_crc32c(unsigned char const *buf, unsigned long len)
+{
+ if (crc32c_intel_available)
+ return crc32c_intel(buf, len);
+
+ return crc32c_sw(buf, len);
+}
#endif