1/*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17syntax = "proto2";
18
19package android.media;
20
21/*
22 * Status for media errors are numbered by google3/google/rpc/code.proto
23 *
24 * Notes:
25 * 1) The default for Status is "OK" not "UNKNOWN".
26 * 2) android.media.Status is based on Android status codes, not http.
27 * 3) We choose code.proto rather than negative numbers (signed status)
28 *    for numeric categorization.
29 *
30 * [Google3 proto]          [android.media.Status]
31 * OK                  = 0;  1 (NO_ERROR)
32 * UNKNOWN             = 2;  0 (ERROR_UNKNOWN)
33 * INVALID_ARGUMENT    = 3;  2 (ERROR_ARGUMENT)
34 * DEADLINE_EXCEEDED   = 4;  3 (ERROR_TIMEOUT)
35 * PERMISSION_DENIED   = 7;  4 (ERROR_SECURITY)
36 * RESOURCE_EXHAUSTED  = 8;  5 (ERROR_MEMORY)
37 * FAILED_PRECONDITION = 9;  6 (ERROR_STATE)
38 * UNAVAILABLE         = 14; 7 (ERROR_IO)
39 */
40enum Status {
41  // See above for the numbering scheme.
42  // We use ERROR_UNKNOWN = 0 as the default value should new error values
43  // be sent to code not yet updated.
44  ERROR_UNKNOWN = 0;
45  // We use NO_ERROR to be visually distinct from an ERROR enumeration,
46  // though it may flag a best practices warning.
47  NO_ERROR = 1;
48  ERROR_ARGUMENT = 2;
49  ERROR_TIMEOUT = 3;
50  ERROR_SECURITY = 4;
51  ERROR_MEMORY = 5;
52  ERROR_STATE = 6;
53  ERROR_IO = 7;
54}
55