1description: >
2    An example interface originally described as part of the announcement of new
3    sd-bus interfaces at:
4        http://0pointer.net/blog/the-new-sd-bus-api-of-systemd.html
5methods:
6    - name: Multiply
7      description: >
8          Multiplies two integers 'x' and 'y' and returns the result.
9      parameters:
10          - name: x
11            type: int64
12            description: >
13                The first integer to multiply.
14          - name: y
15            type: int64
16            description: >
17                The second integer to multiply.
18            default: 1
19      returns:
20          - name: z
21            type: int64
22            description: >
23                The result of (x*y).
24    - name: Divide
25      description: >
26          Divides two integers 'x' and 'y' and returns the result.
27      parameters:
28          - name: x
29            type: int64
30            description: >
31                The first integer to divide.
32          - name: y
33            type: int64
34            description: >
35                The second integer to divide.
36            default: 1
37      returns:
38          - name: z
39            type: int64
40            description: >
41                The result of (x/y).
42      errors:
43          - self.Error.DivisionByZero
44    - name: Clear
45      flags:
46          - unprivileged
47          - no_reply
48      description: >
49          Reset the LastResult property to zero.
50properties:
51    - name: LastResult
52      type: int64
53      default: 0
54      description: >
55          The result of the most recent calculation.
56    - name: Status
57      type: enum[self.State]
58      default: Success
59      flags:
60          - const
61      description: >
62          The current state of the Calculator.
63    - name: Owner
64      type: string
65      description: >
66          The name of the owner of the Calculator.
67      errors:
68          - self.Error.PermissionDenied
69signals:
70    - name: Cleared
71      description: >
72          Signal indicating the LastReset property has been set to zero by the
73          'Clear' method.
74      properties:
75          - type: int64
76            description: >
77                Value of LastReset prior to Clear.
78enumerations:
79    - name: State
80      description: >
81          Identifies if the service has encountered an error or not.
82      values:
83          - name: Success
84            description: >
85                No error has been encountered.
86          - name: Error
87            description: >
88                The service has encountered an error.
89