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1/*
2 * Copyright 2018 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
17package android.hardware.wifi@1.2;
18
19import @1.0::WifiStatus;
20import @1.0::MacAddress;
21import @1.0::IWifiStaIface;
22
23/**
24 * Interface used to represent a single STA iface.
25 *
26 * IWifiChip.createStaIface() may return a @1.2::IWifiStaIface when supported.
27 */
28interface IWifiStaIface extends @1.0::IWifiStaIface {
29    /**
30     * Fetches a consistent snapshot of the entire APF program and working
31     * memory buffer and returns it to the host. The returned buffer contains
32     * both code and data. Its length must match the most recently returned
33     * |StaApfPacketFilterCapabilities.maxLength|.
34     *
35     * While the snapshot is being fetched, the APF intepreter must not execute
36     * and all incoming packets must be passed to the host as if there was no
37     * APF program installed.
38     *
39     * Must fail with |WifiStatusCode.ERROR_NOT_SUPPORTED| if
40     * |StaIfaceCapabilityMask.APF| is not set.
41     *
42     * @return status WifiStatus of the operation.
43     *         Possible status codes:
44     *         |WifiStatusCode.SUCCESS|,
45     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
46     *         |WifiStatusCode.ERROR_NOT_SUPPORTED|,
47     *         |WifiStatusCode.ERROR_NOT_AVAILABLE|,
48     *         |WifiStatusCode.ERROR_UNKNOWN|
49     * @return data The entire APF working memory buffer when status is
50     *         |WifiStatusCode.SUCCESS|, empty otherwise.
51     * @see getApfPacketFilterCapabilities()
52     * @see installApfPacketFilter()
53     */
54    readApfPacketFilterData() generates (WifiStatus status, vec<uint8_t> data);
55
56    /**
57     * Changes the MAC address of the Sta Interface to the given
58     * MAC address.
59     *
60     * @param mac MAC address to change into.
61     * @return status WifiStatus of the operation.
62     *         Possible status codes:
63     *         |WifiStatusCode.SUCCESS|,
64     *         |WifiStatusCode.ERROR_WIFI_IFACE_INVALID|,
65     *         |WifiStatusCode.ERROR_UNKNOWN|
66     */
67    setMacAddress(MacAddress mac) generates (WifiStatus status);
68};
69