1111

controllers/sg/his_api_controller.go

 	s2 := []byte(string(str) + "\x00")
 	s3 := []byte(string(str1) + "\x00")
 
-	ret2, _, err2 := readCard.Call((uintptr)(unsafe.Pointer(&s2[1])), IntPtr(1024), (uintptr)(unsafe.Pointer(&s3[1])), IntPtr(1024))
+	ret2, _, err2 := readCard.Call((uintptr)(unsafe.Pointer(&s2[255])), IntPtr(1024), (uintptr)(unsafe.Pointer(&s3[255])), IntPtr(1024))
 	fmt.Println(" Add(4,5)的结果为:", ret2)
 	fmt.Println(" str:", s2)
 	fmt.Println(" str1:", s3)