1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <string>
20 
21 #include <android-base/result.h>
22 
23 #include "util.h"
24 
25 using android::base::ErrnoError;
26 using android::base::Error;
27 using android::base::Result;
28 using android::base::ResultError;
29 
30 class FastbootError {
31   public:
32     enum Type { NETWORK_SERIAL_WRONG_PREFIX = 1, NETWORK_SERIAL_WRONG_ADDRESS = 2 };
33 
FastbootError(Type && type)34     FastbootError(Type&& type) : type_(std::forward<Type>(type)) {}
35 
value()36     Type value() const { return type_; }
Type()37     operator Type() const { return value(); }
print()38     std::string print() const { return ""; }
39 
40   private:
41     Type type_;
42 };
43 
44 template <typename T, typename U>
Expect(Result<T,U> r)45 inline T Expect(Result<T, U> r) {
46     if (r.ok()) {
47         return r.value();
48     }
49 
50     die(r.error().message());
51 
52     return r.value();
53 }