upload android base code part6

2018-08-08 17:48:24 +08:00 · 2018-08-08 17:48:24 +08:00 · 4e516ec6ed
commit 4e516ec6ed
parent 421e214c7d
35396 changed files with 9188716 additions and 0 deletions
--- a/android/system/libvintf/include/vintf/CompatibilityMatrix.h
+++ b/android/system/libvintf/include/vintf/CompatibilityMatrix.h
@ -0,0 +1,89 @@
+/*
+ * 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_COMPATIBILITY_MATRIX_H
+#define ANDROID_VINTF_COMPATIBILITY_MATRIX_H
+
+#include <map>
+#include <string>
+
+#include <utils/Errors.h>
+
+#include "HalGroup.h"
+#include "MapValueIterator.h"
+#include "MatrixHal.h"
+#include "MatrixKernel.h"
+#include "SchemaType.h"
+#include "Sepolicy.h"
+#include "Vndk.h"
+#include "XmlFileGroup.h"
+
+namespace android {
+namespace vintf {
+
+// Compatibility matrix defines what hardware does the framework requires.
+struct CompatibilityMatrix : public HalGroup<MatrixHal>, public XmlFileGroup<MatrixXmlFile> {
+    // Create a framework compatibility matrix.
+    CompatibilityMatrix() : mType(SchemaType::FRAMEWORK) {};
+
+    SchemaType type() const;
+
+    constexpr static Version kVersion{1, 0};
+
+    // If the corresponding <xmlfile> with the given version exists, for the first match,
+    // - Return the overridden <path> if it is present,
+    // - otherwise the default value: /{system,vendor}/etc/<name>_V<major>_<minor-max>.<format>
+    // Otherwise if the <xmlfile> entry does not exist, "" is returned.
+    // For example, if the matrix says ["audio@1.0-5" -> "foo.xml", "audio@1.3-7" -> bar.xml]
+    // getXmlSchemaPath("audio", 1.0) -> foo.xml
+    // getXmlSchemaPath("audio", 1.5) -> foo.xml
+    // getXmlSchemaPath("audio", 1.7) -> bar.xml
+    // (Normally, version ranges do not overlap, and the only match is returned.)
+    std::string getXmlSchemaPath(const std::string& xmlFileName, const Version& version) const;
+
+   private:
+    bool add(MatrixHal &&hal);
+    bool add(MatrixKernel &&kernel);
+
+    status_t fetchAllInformation(const std::string &path);
+
+    friend struct HalManifest;
+    friend struct RuntimeInfo;
+    friend struct CompatibilityMatrixConverter;
+    friend struct LibVintfTest;
+    friend class VintfObject;
+    friend class AssembleVintf;
+    friend bool operator==(const CompatibilityMatrix &, const CompatibilityMatrix &);
+
+    SchemaType mType;
+
+    // entries only for framework compatibility matrix.
+    struct {
+        std::vector<MatrixKernel> mKernels;
+        Sepolicy mSepolicy;
+        Version mAvbMetaVersion;
+    } framework;
+
+    // entries only for device compatibility matrix.
+    struct {
+        Vndk mVndk;
+    } device;
+};
+
+} // namespace vintf
+} // namespace android
+
+#endif // ANDROID_VINTF_COMPATIBILITY_MATRIX_H