return correct error code for unhandled addr.

[fio.git] / crc / crc32c.h

diff --git a/crc/crc32c.h b/crc/crc32c.h
index 50f3665f39375ddc4a8c4d6c7888930a13dcdda6..d513f3aa5403df89fb9e9ee1b709561bf868681f 100644 (file)
--- a/crc/crc32c.h
+++ b/crc/crc32c.h
@@ -19,18 +19,41 @@
 #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 int crc32c_intel_works(void);
+extern void crc32c_intel_probe(void);
 #else
-#define crc32c_intel crc32c
-static inline int crc32c_intel_works(void)
+#define crc32c_intel crc32c_sw
+static inline void crc32c_intel_probe(void)
 {
-       return 0;
 }
 #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