67 lines
2.8 KiB
C++
67 lines
2.8 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include "Conversions.h"
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namespace android {
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namespace hardware {
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namespace audio {
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namespace V2_0 {
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namespace implementation {
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std::string deviceAddressToHal(const DeviceAddress& address) {
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// HAL assumes that the address is NUL-terminated.
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char halAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
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memset(halAddress, 0, sizeof(halAddress));
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uint32_t halDevice = static_cast<uint32_t>(address.device);
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const bool isInput = (halDevice & AUDIO_DEVICE_BIT_IN) != 0;
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if (isInput) halDevice &= ~AUDIO_DEVICE_BIT_IN;
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if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_ALL_A2DP) != 0)
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|| (isInput && (halDevice & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) != 0)) {
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snprintf(halAddress, sizeof(halAddress),
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"%02X:%02X:%02X:%02X:%02X:%02X",
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address.address.mac[0], address.address.mac[1], address.address.mac[2],
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address.address.mac[3], address.address.mac[4], address.address.mac[5]);
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} else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_IP) != 0)
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|| (isInput && (halDevice & AUDIO_DEVICE_IN_IP) != 0)) {
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snprintf(halAddress, sizeof(halAddress),
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"%d.%d.%d.%d",
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address.address.ipv4[0], address.address.ipv4[1],
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address.address.ipv4[2], address.address.ipv4[3]);
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} else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_ALL_USB) != 0)
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|| (isInput && (halDevice & AUDIO_DEVICE_IN_ALL_USB) != 0)) {
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snprintf(halAddress, sizeof(halAddress),
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"card=%d;device=%d",
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address.address.alsa.card, address.address.alsa.device);
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} else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_BUS) != 0)
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|| (isInput && (halDevice & AUDIO_DEVICE_IN_BUS) != 0)) {
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snprintf(halAddress, sizeof(halAddress),
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"%s", address.busAddress.c_str());
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} else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_REMOTE_SUBMIX)) != 0
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|| (isInput && (halDevice & AUDIO_DEVICE_IN_REMOTE_SUBMIX) != 0)) {
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snprintf(halAddress, sizeof(halAddress),
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"%s", address.rSubmixAddress.c_str());
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}
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return halAddress;
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}
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} // namespace implementation
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} // namespace V2_0
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} // namespace audio
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} // namespace hardware
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} // namespace android
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