# Copyright 2018 New Vector Ltd
# Copyright 2020 The Matrix.org Foundation C.I.C.
#
# 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.
openapi: 3.1.0
info:
  title: Matrix Federation User Device Management API
  version: 1.0.0
paths:
  "/user/devices/{userId}":
    get:
      summary: Gets all of the user's devices
      description: Gets information on all of the user's devices
      operationId: getUserDevices
      security:
        - signedRequest: []
      parameters:
        - in: path
          name: userId
          required: true
          description: |-
            The user ID to retrieve devices for. Must be a user local to the
            receiving homeserver.
          example: "@alice:example.org"
          schema:
            type: string
      responses:
        "200":
          description: The user's devices.
          content:
            application/json:
              schema:
                type: object
                properties:
                  user_id:
                    type: string
                    description: The user ID devices were requested for.
                    example: "@alice:example.org"
                  stream_id:
                    type: integer
                    description: |-
                      A unique ID for a given user_id which describes the version of
                      the returned device list.  This is matched with the `stream_id`
                      field in `m.device_list_update` EDUs in order to incrementally
                      update the returned device_list.
                    example: 5
                  devices:
                    type: array
                    description: The user's devices. May be empty.
                    items:
                      type: object
                      title: User Device
                      properties:
                        device_id:
                          type: string
                          description: The device ID.
                          example: JLAFKJWSCS
                        keys:
                          type: object
                          description: Identity keys for the device.
                          allOf:
                            - $ref: ../client-server/definitions/device_keys.yaml
                        device_display_name:
                          type: string
                          description: Optional display name for the device.
                          example: Alice's Mobile Phone
                      required:
                        - device_id
                        - keys
                  master_key:
                    type: object
                    description: The user\'s master cross-signing key.
                    allOf:
                      - $ref: ../client-server/definitions/cross_signing_key.yaml
                      - example:
                          user_id: "@alice:example.com"
                          usage:
                            - master
                          keys:
                            ed25519:base64+master+public+key: base64+master+public+key
                  self_signing_key:
                    type: object
                    description: The user\'s self-signing key.
                    allOf:
                      - $ref: ../client-server/definitions/cross_signing_key.yaml
                      - example:
                          user_id: "@alice:example.com"
                          usage:
                            - self_signing
                          keys:
                            ed25519:base64+self+signing+public+key: base64+self+signing+master+public+key
                          signatures:
                            "@alice:example.com":
                              ed25519:base64+master+public+key: signature+of+self+signing+key
                required:
                  - user_id
                  - stream_id
                  - devices
servers:
  - url: "{protocol}://{hostname}{basePath}"
    variables:
      protocol:
        enum:
          - http
          - https
        default: https
      hostname:
        default: localhost:8448
      basePath:
        default: /_matrix/federation/v1
components:
  securitySchemes:
    signedRequest:
      $ref: definitions/security.yaml#/signedRequest