// Copyright 2016 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.

syntax = "proto2";

package android.vts;

import "test/vts/proto/ComponentSpecificationMessage.proto";
import "test/vts/proto/VtsResourceControllerMessage.proto";


// Type of a command.
enum CommandType {
  UNKNOWN_COMMAND_TYPE = 0;
  // To get a list of available HAL modules.
  LIST_HALS = 1;
  // To set the host information (e.g., callback server port).
  SET_HOST_INFO = 2;
  // To check the health of an agent.
  PING = 3;

  // To check whether fuzzer's binder service is available.
  CHECK_DRIVER_SERVICE = 101;
  // To start a fuzzer binary service and select a HAL module.
  LAUNCH_DRIVER_SERVICE = 102;
  // To read the VTS spec of a target component.
  VTS_AGENT_COMMAND_READ_SPECIFICATION = 103;

  // To get a list of available functions.
  LIST_APIS = 201;
  // To call a function.
  CALL_API = 202;
  // To get the value of an attribute.
  VTS_AGENT_COMMAND_GET_ATTRIBUTE = 203;

  // To execute a shell command;
  VTS_AGENT_COMMAND_EXECUTE_SHELL_COMMAND = 301;

  // To request FMQ resource.
  VTS_FMQ_COMMAND = 401;
  // To request hidl_memory resource.
  VTS_HIDL_MEMORY_COMMAND = 402;
  // To request hidl_handle resource.
  VTS_HIDL_HANDLE_COMMAND = 403;
}


// Type of a response.
enum ResponseCode {
  UNKNOWN_RESPONSE_CODE = 0;
  // successful
  SUCCESS = 1;
  // failed
  FAIL = 2;
}


// VTS driver type.
enum VtsDriverType {
  UKNOWN_VTS_DRIVER_TYPE = 0;
  // for various HALs.
  VTS_DRIVER_TYPE_HAL_CONVENTIONAL = 1;
  VTS_DRIVER_TYPE_HAL_LEGACY = 2;
  VTS_DRIVER_TYPE_HAL_HIDL = 3;
  VTS_DRIVER_TYPE_HAL_HIDL_WRAPPED_CONVENTIONAL = 4;

  // for shared libraries.
  VTS_DRIVER_TYPE_LIB_SHARED = 11;

  // for shell.
  VTS_DRIVER_TYPE_SHELL = 21;
}


// To specify a command.
message AndroidSystemControlCommandMessage {
  // Command type.
  optional CommandType command_type = 1;

  // for LIST_HALS
  repeated bytes paths = 1001;

  // for SET_HOST_INFO
  optional int32 callback_port = 1101;

  // for CHECK_DRIVER_SERVICE
  // the binder service name
  optional bytes service_name = 2001;

  // for LAUNCH_DRIVER_SERVICE
  optional VtsDriverType driver_type = 3001;

  // The name of a target.
  optional bytes file_path = 3002;

  // Whether a target driver binary is 64-bits or 32-bits.
  optional int32 bits = 3003;

  // target class
  optional int32 target_class = 3004;
  // target type
  optional int32 target_type = 3005;
  // target version (should be divided by 100) - float has a compatibility issue
  // between C/C++ and python protoc.
  // Deprecated, use target_version_major and target_version_minor instead.
  optional int32 target_version = 3006 [deprecated = true];

  // the name of a HAL module to open.
  optional bytes module_name = 3007;

  // the package name of a HIDL HAL.
  optional bytes target_package = 3008;

  // the name of a target component (currently used for HIDL HALs only).
  optional bytes target_component_name = 3009;

  // use two ints to represent major and minor versions separately.
  // HAL major version of the target component (e.g. 1.0 -> 1).
  optional int32 target_version_major = 3010 [default = -1];
  // HAL minor version of the target component (e.g. 1.0 -> 0).
  optional int32 target_version_minor = 3011 [default = -1];
  // Specify if a HAL service is test HAL.
  // Need to add flag TREBLE_TESTING_OVERRIDE=true in environment if it is.
  optional bool is_test_hal = 3012;

  // the name of a HW Binder service to use (only needed for HIDL HAL).
  optional bytes hw_binder_service_name = 3021;

  // for LIST_APIS
  // none

  // for CALL_API and VTS_AGENT_COMMAND_INVOKE_SYSCALL
  optional bytes arg = 4001;

  // UID of a caller on the driver-side.
  optional bytes driver_caller_uid = 4101;

  // for VTS_AGENT_COMMAND_EXECUTE_SHELL_COMMAND
  repeated bytes shell_command = 5001;

  // for specifying requests to FMQ driver
  optional FmqRequestMessage fmq_request = 6001;
  // for specifying requests to hidl_memory driver
  optional HidlMemoryRequestMessage hidl_memory_request = 6002;
  // for specifying requests to hidl_handle driver
  optional HidlHandleRequestMessage hidl_handle_request = 6003;
}


// To specify a response.
message AndroidSystemControlResponseMessage {
  // Response type.
  optional ResponseCode response_code = 1;

  // The reason.
  optional bytes reason = 1001;

  // for the found component files.
  repeated bytes file_names = 1002;

  // for the found API specification.
  optional bytes spec = 1003;

  // for the API call result including result value, profiling data, and
  // coverage measurement data.
  optional bytes result = 1004;

  repeated bytes stdout = 2001;
  repeated bytes stderr = 2002;
  repeated int32 exit_code = 2003;

  // read data and return value from FMQ driver
  optional FmqResponseMessage fmq_response = 3001;
  // response from hidl_memory driver
  optional HidlMemoryResponseMessage hidl_memory_response = 3002;
  // response from hidl_handle driver
  optional HidlHandleResponseMessage hidl_handle_response = 3003;
}


// To specify a callback request message for the TCP server.
message AndroidSystemCallbackRequestMessage {
  // callback id for the message sent to the TCP Server.
  optional bytes id = 1;

  // the name of a callback (e.g., <class name>::<method name>).
  optional bytes name = 2;

  // args
  repeated VariableSpecificationMessage arg = 11;
}


// To specify a callback response message from the TCP server.
message AndroidSystemCallbackResponseMessage {
  // Response code in a Callback response from TCP server.
  optional ResponseCode response_code = 1;
}