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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_VINTF_MATRIX_HAL_H
#define ANDROID_VINTF_MATRIX_HAL_H
#include <map>
#include <set>
#include <string>
#include <vector>
#include "HalFormat.h"
#include "HalInterface.h"
#include "MatrixInstance.h"
#include "VersionRange.h"
namespace android {
namespace vintf {
// A HAL entry to a compatibility matrix
struct MatrixHal {
using InstanceType = MatrixInstance;
bool operator==(const MatrixHal &other) const;
// Check whether the MatrixHal contains the given version.
bool containsVersion(const Version& version) const;
HalFormat format = HalFormat::HIDL;
std::string name;
std::vector<VersionRange> versionRanges;
bool optional = false;
std::map<std::string, HalInterface> interfaces;
inline const std::string& getName() const { return name; }
bool forEachInstance(const std::function<bool(const MatrixInstance&)>& func) const;
private:
friend struct HalManifest;
friend struct CompatibilityMatrix;
friend std::string expandInstances(const MatrixHal& req, const VersionRange& vr, bool brace);
friend std::vector<std::string> expandInstances(const MatrixHal& req);
// Loop over interface/instance for a specific VersionRange.
bool forEachInstance(const VersionRange& vr,
const std::function<bool(const MatrixInstance&)>& func) const;
// Loop over interface/instance. VersionRange is supplied to the function as a vector.
bool forEachInstance(
const std::function<bool(const std::vector<VersionRange>&, const std::string&,
const std::string& instanceOrPattern, bool isRegex)>& func) const;
bool isCompatible(const std::set<FqInstance>& providedInstances,
const std::set<Version>& providedVersions) const;
bool isCompatible(const VersionRange& vr, const std::set<FqInstance>& providedInstances,
const std::set<Version>& providedVersions) const;
void setOptional(bool o);
void insertVersionRanges(const std::vector<VersionRange>& other);
// Return size of all interface/instance pairs.
size_t instancesCount() const;
void insertInstance(const std::string& interface, const std::string& instance, bool isRegex);
// Remove a specific interface/instances. Return true if removed, false otherwise.
bool removeInstance(const std::string& interface, const std::string& instance, bool isRegex);
// Remove all <interface> tags.
void clearInstances();
};
} // namespace vintf
} // namespace android
#endif // ANDROID_VINTF_MATRIX_HAL_H
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