1/*
2 * Copyright (C) 2017 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#ifndef ANDROID_VINTF_KERNEL_CONFIG_H
18#define ANDROID_VINTF_KERNEL_CONFIG_H
19
20#include <string>
21
22#include "KernelConfigType.h"
23#include "Tristate.h"
24
25namespace android {
26namespace vintf {
27
28using KernelConfigIntValue = int64_t;
29using KernelConfigRangeValue = std::pair<uint64_t, uint64_t>;
30
31// compatibility-matrix.kernel.config.value item.
32struct KernelConfigTypedValue {
33
34    const static KernelConfigTypedValue gMissingConfig;
35
36    // Construct with empty string value
37    KernelConfigTypedValue();
38
39    KernelConfigTypedValue(std::string &&s);
40    KernelConfigTypedValue(KernelConfigIntValue v);
41    KernelConfigTypedValue(KernelConfigRangeValue &&v);
42    KernelConfigTypedValue(Tristate t);
43
44    bool operator==(const KernelConfigTypedValue &other) const;
45
46    bool matchValue(const std::string &) const;
47
48private:
49    friend struct KernelConfigTypedValueConverter;
50    friend std::ostream &operator<<(std::ostream &os, const KernelConfigTypedValue &kctv);
51    friend bool parseKernelConfigValue(const std::string &s, KernelConfigTypedValue *kctv);
52    friend bool parseKernelConfigTypedValue(const std::string& s, KernelConfigTypedValue* kctv);
53
54    std::string mStringValue;
55    KernelConfigIntValue mIntegerValue;
56    KernelConfigRangeValue mRangeValue;
57    Tristate mTristateValue;
58    KernelConfigType mType;
59
60};
61
62} // namespace vintf
63} // namespace android
64
65#endif // ANDROID_VINTF_KERNEL_CONFIG_H
66