SubsystemControl API
Version: 1.0.0
Status:
SubsystemControl interface for Thunder framework.
(Defined with ISubsystemControl in ISubsystemControl.h)
Table of Contents
Introduction
Scope
This document describes purpose and functionality of the SubsystemControl interface (version 1.0.0). It includes detailed specification about its methods provided.
Case Sensitivity
All identifiers of the interfaces described in this document are case-sensitive. Thus, unless stated otherwise, all keywords, entities, properties, relations and actions should be treated as such.
Acronyms, Abbreviations and Terms
The table below provides and overview of acronyms used in this document and their definitions.
| Acronym | Description |
|---|---|
| API | Application Programming Interface |
| HTTP | Hypertext Transfer Protocol |
| JSON | JavaScript Object Notation; a data interchange format |
| JSON-RPC | A remote procedure call protocol encoded in JSON |
The table below provides and overview of terms and abbreviations used in this document and their definitions.
| Term | Description |
|---|---|
| callsign | The name given to an instance of a plugin. One plugin can be instantiated multiple times, but each instance the instance name, callsign, must be unique. |
References
| Ref ID | Description |
|---|---|
| HTTP | HTTP specification |
| JSON-RPC | JSON-RPC 2.0 specification |
| JSON | JSON specification |
| Thunder | Thunder API Reference |
Description
SubsystemControl JSON-RPC interface.
This interface uses legacy
lowercasenaming convention. With the next major release the naming convention will change tocamelCase.
Methods
The following methods are provided by the SubsystemControl interface:
Built-in methods:
| Method | Description |
|---|---|
| exists | Checks if a JSON-RPC method or property exists |
SubsystemControl interface methods:
| Method | Description |
|---|---|
| activate | Activates a subsystem |
exists method
Checks if a JSON-RPC method or property exists.
Description
This method will return True for the following methods/properties: exists, activate.
Parameters
| Name | Type | M/O | Description |
|---|---|---|---|
| params | object | mandatory | ... |
| params.method | string | mandatory | Name of the method or property to look up |
Result
| Name | Type | M/O | Description |
|---|---|---|---|
| result | boolean | mandatory | Denotes if the method exists or not |
Example
Request
{
"jsonrpc": "2.0",
"id": 42,
"method": "<callsign>.1.exists",
"params": {
"method": "methodName"
}
}
Response
{
"jsonrpc": "2.0",
"id": 42,
"result": false
}
activate method
Activates a subsystem.
Parameters
| Name | Type | M/O | Description |
|---|---|---|---|
| params | object | mandatory | ... |
| params.subsystem | string | mandatory | Subsystem to activate (must be one of the following: Bluetooth, Cryptography, Decryption, Graphics, Identifier, Installation, Internet, Location, Network, Platform, Provisioning, Security, Streaming, Time, WebSource) |
| params?.configuration | opaque object | optional | A JSON string that holds the information applicable to the subsystem to be activated |
Result
| Name | Type | M/O | Description |
|---|---|---|---|
| result | null | mandatory | Always null |
Errors
| Message | Description |
|---|---|
ERROR_BAD_REQUEST |
Setting a subsystem to disabled is not supported |
Example
Request
{
"jsonrpc": "2.0",
"id": 42,
"method": "<callsign>.1.activate",
"params": {
"subsystem": "network",
"configuration": {}
}
}
Response
{
"jsonrpc": "2.0",
"id": 42,
"result": null
}