fix isal crc64 bug (#1052)

* use isal for crc check

* add NULL check in crc isal

* update isal crc code to latest pull request

deps/oblib/src/lib/checksum/ob_crc64.cpp

@@ -422,8 +422,7 @@ for RHEL4 support (GCC 3 doesn't support this instruction) */
 #define crc32_sse42_byte crc = __crc32cb(crc, (uint8_t)*buf); len--, buf++
 #endif /* defined(__GNUC__) && defined(__x86_64__) */
 
-uint64_t crc64_sse42(uint64_t uCRC64,
-                                   const char *buf, int64_t len)
+uint64_t crc64_sse42(uint64_t uCRC64, const char* buf, int64_t len)
 {
   uint64_t crc = uCRC64;
 
@@ -1142,6 +1141,7 @@ uint64_t crc64_sse42_dispatch(uint64_t crc, const char *buf, int64_t len)
       _OB_LOG(WARN, "Use manual crc32 table lookup for crc64 calculate");
     }
   }
+
   #elif defined(__aarch64__)
     #if 1
     ob_crc64_sse42_func = &crc64_sse42;

deps/oblib/unittest/lib/checksum/test_crc64.cpp

@@ -83,7 +83,7 @@ TEST(TestCrc64, test_speed)
       crc64_sse42(0, tmp_str, i);
     }
     end = get_current_time_us();
-    cout << "          ob_crc64(sse42), execut_count = "<< COUNT << ", cost_us = " << end - start << " len = " << i << endl;
+    cout << "          ob_crc64(sse42), execut_count = "<< COUNT << ", cost_us = " << end - start << " len = " << i << endl;  
 
     start = get_current_time_us();
     for (int64_t j = 0; j < COUNT; ++j) {