func main() {
c := C.struct_columns{15, 30, 45}
sum := C.sum_columns(c)
fmt.Println(sum)
var a int = 15
var b int = 30
s := C.sum_vals((C.int)(a), (C.int)(b)) //调用C语言的函数
fmt.Println(s)
var goSum int = int(sum) //C语言的int转成Golang的int类型
fmt.Println(goSum)
in := []byte("test")
inLen := len(in)
out := (*C.uchar)(C.malloc(16))
outLen := C.uint(16)
r := C.update((*C.uchar)(&in[0]), C.uint(inLen), out, &outLen)
if r == 0 {
fmt.Printf("outlen=%d\n", outLen)
dst := fmt.Sprintf("%02X", C.GoBytes(unsafe.Pointer(out), C.int(outLen)))
fmt.Println(dst)
}
//C.free(unsafe.Pointer(out))
}
func main() {
c := C.struct_columns{15, 30, 45}
sum := C.sum_columns(c)
fmt.Println(sum)
var a int = 15
var b int = 30
s := C.sum_vals((C.int)(a), (C.int)(b))
fmt.Println(s)
}