AudioCollections.cpp revision 2478d528186436f693b02c3534f04425086b638c 
1/*
2 * Copyright (C) 2015 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
17#define LOG_TAG "APM::AudioCollections"
18//#define LOG_NDEBUG 0
19
20#include "AudioCollections.h"
21#include "AudioPort.h"
22#include "AudioRoute.h"
23#include "HwModule.h"
24#include "AudioGain.h"
25
26namespace android {
27
28sp<AudioPort> AudioPortVector::findByTagName(const String8 &tagName) const
29{
30    for (const auto& port : *this) {
31        if (port->getTagName() == tagName) {
32            return port;
33        }
34    }
35    return nullptr;
36}
37
38status_t AudioRouteVector::dump(int fd, int spaces) const
39{
40    if (isEmpty()) {
41        return NO_ERROR;
42    }
43    const size_t SIZE = 256;
44    char buffer[SIZE];
45
46    snprintf(buffer, SIZE, "\n%*sAudio Routes (%zu):\n", spaces, "", size());
47    write(fd, buffer, strlen(buffer));
48    for (size_t i = 0; i < size(); i++) {
49        snprintf(buffer, SIZE, "%*s- Route %zu:\n", spaces, "", i + 1);
50        write(fd, buffer, strlen(buffer));
51        itemAt(i)->dump(fd, 4);
52    }
53    return NO_ERROR;
54}
55
56}; // namespace android
57