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105 lines
4.0 KiB
105 lines
4.0 KiB
/*
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* Copyright (C) 2016 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_HARDWARE_ISERVICE_MANAGER_H
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#define ANDROID_HARDWARE_ISERVICE_MANAGER_H
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#include <string>
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#include <vector>
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#include <android/hidl/base/1.0/IBase.h>
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#include <utils/StrongPointer.h>
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namespace android {
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namespace hidl {
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namespace manager {
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namespace V1_0 {
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struct IServiceManager;
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} // namespace V1_0
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namespace V1_1 {
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struct IServiceManager;
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} // namespace V1_1
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namespace V1_2 {
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struct IServiceManager;
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} // namespace V1_2
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} // namespace manager
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} // namespace hidl
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namespace hardware {
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namespace details {
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// Will not attempt to start a lazy HAL
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// e.x.: android.hardware.foo@1.0::IFoo, default
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void waitForHwService(const std::string &interface, const std::string &instanceName);
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// Only works on userdebug/eng builds. This allows getService to bypass the
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// VINTF manifest for testing only.
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void setTrebleTestingOverride(bool testingOverride);
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void preloadPassthroughService(const std::string &descriptor);
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// Returns a service with the following constraints:
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// - retry => service is waited for and returned if it is declared in the
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// manifest AND it is available in this process (if errors indicate an
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// sepolicy denial, then this will return - TODO(b/28321379) more precise
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// errors to handle more cases)
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// - getStub => internal only. Forces to get the unwrapped (no BsFoo) if available.
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// TODO(b/65843592)
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// If the service is a remote service, this function returns BpBase. If the service is
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// a passthrough service, this function returns the appropriately wrapped Bs child object.
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sp<::android::hidl::base::V1_0::IBase> getRawServiceInternal(const std::string& descriptor,
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const std::string& instance,
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bool retry, bool getStub);
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status_t registerAsServiceInternal(const sp<::android::hidl::base::V1_0::IBase>& service,
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const std::string& name);
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} // namespace details
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// These functions are for internal use by hidl. If you want to get ahold
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// of an interface, the best way to do this is by calling IFoo::getService()
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sp<::android::hidl::manager::V1_0::IServiceManager> defaultServiceManager();
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sp<::android::hidl::manager::V1_1::IServiceManager> defaultServiceManager1_1();
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sp<::android::hidl::manager::V1_2::IServiceManager> defaultServiceManager1_2();
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sp<::android::hidl::manager::V1_0::IServiceManager> getPassthroughServiceManager();
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sp<::android::hidl::manager::V1_1::IServiceManager> getPassthroughServiceManager1_1();
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/**
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* Given a descriptor (e.g. from IFoo::descriptor), return a list of all instance names
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* on a device (e.g. the VINTF manifest). These HALs may not be currently running, but
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* the expectation is that if they aren't running, they should start as lazy HALs.
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* So, getService should return for each of these instance names.
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*/
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std::vector<std::string> getAllHalInstanceNames(const std::string& descriptor);
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/**
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* Given a service that is in passthrough mode, this function will go ahead and load the
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* required passthrough module library (but not call HIDL_FETCH_I* functions to instantiate it).
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*
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* E.x.: preloadPassthroughService<IFoo>();
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*/
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template<typename I>
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static inline void preloadPassthroughService() {
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details::preloadPassthroughService(I::descriptor);
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}
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_ISERVICE_MANAGER_H
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