/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_VINTF_SERIALIZE_FLAGS_H
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#define ANDROID_VINTF_SERIALIZE_FLAGS_H
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#include <stdint.h>
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namespace android {
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namespace vintf {
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namespace SerializeFlags {
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class Type {
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public:
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explicit constexpr Type(uint32_t value) : mValue(value) {}
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#define VINTF_SERIALIZE_FLAGS_FIELD(name, bit) \
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constexpr Type enable##name() const { return Type(mValue | (1 << bit)); } \
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constexpr Type disable##name() const { return Type(mValue & ~(1 << bit)); } \
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constexpr bool is##name##Enabled() const { return mValue & (1 << bit); }
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VINTF_SERIALIZE_FLAGS_FIELD(Hals, 0)
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VINTF_SERIALIZE_FLAGS_FIELD(Avb, 1)
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VINTF_SERIALIZE_FLAGS_FIELD(Sepolicy, 2)
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VINTF_SERIALIZE_FLAGS_FIELD(Vndk, 3)
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VINTF_SERIALIZE_FLAGS_FIELD(Kernel, 4)
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VINTF_SERIALIZE_FLAGS_FIELD(XmlFiles, 5)
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VINTF_SERIALIZE_FLAGS_FIELD(Ssdk, 6)
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VINTF_SERIALIZE_FLAGS_FIELD(Fqname, 7)
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VINTF_SERIALIZE_FLAGS_FIELD(KernelConfigs, 8)
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VINTF_SERIALIZE_FLAGS_FIELD(KernelMinorRevision, 9)
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VINTF_SERIALIZE_FLAGS_FIELD(MetaVersion, 10)
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VINTF_SERIALIZE_FLAGS_FIELD(SchemaType, 11)
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#undef VINTF_SERIALIZE_FLAGS_FIELD
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private:
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uint32_t mValue;
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};
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constexpr Type EVERYTHING = Type(~0);
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constexpr Type NO_HALS = EVERYTHING.disableHals();
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constexpr Type NO_AVB = EVERYTHING.disableAvb();
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constexpr Type NO_SEPOLICY = EVERYTHING.disableSepolicy();
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constexpr Type NO_VNDK = EVERYTHING.disableVndk();
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constexpr Type NO_KERNEL = EVERYTHING.disableKernel();
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constexpr Type NO_XMLFILES = EVERYTHING.disableXmlFiles();
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constexpr Type NO_SSDK = EVERYTHING.disableSsdk();
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constexpr Type NO_FQNAME = EVERYTHING.disableFqname();
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constexpr Type NO_KERNEL_CONFIGS = EVERYTHING.disableKernelConfigs();
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constexpr Type NO_KERNEL_MINOR_REVISION = EVERYTHING.disableKernelMinorRevision();
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constexpr Type NO_TAGS = Type(0).enableMetaVersion().enableSchemaType();
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constexpr Type HALS_ONLY = NO_TAGS.enableHals().enableFqname(); // <hal> with <fqname>
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constexpr Type XMLFILES_ONLY = NO_TAGS.enableXmlFiles();
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constexpr Type SEPOLICY_ONLY = NO_TAGS.enableSepolicy();
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constexpr Type VNDK_ONLY = NO_TAGS.enableVndk();
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constexpr Type HALS_NO_FQNAME = NO_TAGS.enableHals(); // <hal> without <fqname>
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constexpr Type SSDK_ONLY = NO_TAGS.enableSsdk();
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// tests
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static_assert(EVERYTHING.isHalsEnabled(), "");
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static_assert(EVERYTHING.isMetaVersionEnabled(), "");
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static_assert(!NO_HALS.isHalsEnabled(), "");
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static_assert(NO_HALS.isAvbEnabled(), "");
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static_assert(NO_HALS.isMetaVersionEnabled(), "");
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static_assert(!NO_TAGS.isHalsEnabled(), "");
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static_assert(NO_TAGS.isMetaVersionEnabled(), "");
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static_assert(HALS_ONLY.isHalsEnabled(), "");
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static_assert(!HALS_ONLY.isAvbEnabled(), "");
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static_assert(HALS_ONLY.isMetaVersionEnabled(), "");
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} // namespace SerializeFlags
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} // namespace vintf
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} // namespace android
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#endif // ANDROID_VINTF_SERIALIZE_FLAGS_H
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