99 lines
2.9 KiB
C
99 lines
2.9 KiB
C
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/*
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* Copyright (C) 2015 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_INPUT_DRIVER_H
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#define ANDROID_INPUT_DRIVER_H
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#include <stdint.h>
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#include <sys/types.h>
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#include "InputHost.h"
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#include <hardware/input.h>
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#include <utils/RefBase.h>
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#include <utils/String8.h>
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namespace android {
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class InputHostInterface;
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class InputDriverInterface : public virtual RefBase {
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protected:
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InputDriverInterface() = default;
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virtual ~InputDriverInterface() = default;
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public:
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virtual void init(InputHostInterface* host) = 0;
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virtual void dump(String8& result) = 0;
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};
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class InputDriver : public InputDriverInterface {
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public:
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InputDriver(const char* name);
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virtual ~InputDriver() = default;
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virtual void init(InputHostInterface* host) override;
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virtual void dump(String8& result) override;
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private:
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String8 mName;
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const input_module_t* mHal;
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};
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extern "C" {
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input_device_identifier_t* create_device_identifier(input_host_t* host,
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const char* name, int32_t product_id, int32_t vendor_id,
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input_bus_t bus, const char* unique_id);
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input_device_definition_t* create_device_definition(input_host_t* host);
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input_report_definition_t* create_input_report_definition(input_host_t* host);
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input_report_definition_t* create_output_report_definition(input_host_t* host);
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void input_device_definition_add_report(input_host_t* host,
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input_device_definition_t* d, input_report_definition_t* r);
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void input_report_definition_add_collection(input_host_t* host,
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input_report_definition_t* report, input_collection_id_t id, int32_t arity);
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void input_report_definition_declare_usage_int(input_host_t* host,
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input_report_definition_t* report, input_collection_id_t id,
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input_usage_t usage, int32_t min, int32_t max, float resolution);
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void input_report_definition_declare_usages_bool(input_host_t* host,
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input_report_definition_t* report, input_collection_id_t id,
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input_usage_t* usage, size_t usage_count);
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input_device_handle_t* register_device(input_host_t* host,
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input_device_identifier_t* id, input_device_definition_t* d);
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void unregister_device(input_host_t* host, input_device_handle_t* handle);
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input_report_t* input_allocate_report(input_host_t* host, input_report_definition_t* r);
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void report_event(input_host_t* host, input_device_handle_t* d, input_report_t* report);
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}
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} // namespace android
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#endif // ANDROID_INPUT_DRIVER_H
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