libaudiohal@aidl: Implement setConnectedState

Implement the following methods in DeviceHalAidl:
 - getAudioPort (both overloads)
 - setAudioPortConfig
 - setConnectedState

Add DeviceHalInterface::setSimulateDeviceConnections.
This method only works for the AIDL HAL and allows
testing external device connections in unit tests.
Plumb setSimulateDeviceConnections via the audio
framework to expose to libaudioclient tests.

Make conversions to/from AudioDevice and legacy
to use a corresponding variant for the address.
Fix invalid addresses in audiopolicy_tests.

Bug: 273252382
Test: atest audiopolicy_tests
Test: atest audiosystem_tests
Test: atest audio_aidl_conversion_tests
Change-Id: I9ed13b3a464496740f00a6553b1e03a3f884db74
Merged-In: I9ed13b3a464496740f00a6553b1e03a3f884db74
diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index 7c495f9..7c7b65b 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -250,6 +250,12 @@
     return af->setMode(mode);
 }
 
+status_t AudioSystem::setSimulateDeviceConnections(bool enabled) {
+    const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
+    if (af == 0) return PERMISSION_DENIED;
+    return af->setSimulateDeviceConnections(enabled);
+}
+
 status_t AudioSystem::setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs) {
     const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
     if (af == 0) return PERMISSION_DENIED;
diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index a005ab4..7bf7b98 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -809,6 +809,10 @@
     return statusTFromBinderStatus(mDelegate->setDeviceConnectedState(aidlPort, connected));
 }
 
+status_t AudioFlingerClientAdapter::setSimulateDeviceConnections(bool enabled) {
+    return statusTFromBinderStatus(mDelegate->setSimulateDeviceConnections(enabled));
+}
+
 status_t AudioFlingerClientAdapter::setRequestedLatencyMode(
         audio_io_handle_t output, audio_latency_mode_t mode) {
     int32_t outputAidl = VALUE_OR_RETURN_STATUS(legacy2aidl_audio_io_handle_t_int32_t(output));
@@ -1355,6 +1359,10 @@
     return Status::fromStatusT(mDelegate->setDeviceConnectedState(&portLegacy, connected));
 }
 
+Status AudioFlingerServerAdapter::setSimulateDeviceConnections(bool enabled) {
+    return Status::fromStatusT(mDelegate->setSimulateDeviceConnections(enabled));
+}
+
 Status AudioFlingerServerAdapter::setRequestedLatencyMode(
         int32_t output, media::audio::common::AudioLatencyMode modeAidl) {
     audio_io_handle_t outputLegacy = VALUE_OR_RETURN_BINDER(
diff --git a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
index 7c44c74..e676d89 100644
--- a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
@@ -229,6 +229,9 @@
 
     void setDeviceConnectedState(in AudioPortFw devicePort, boolean connected);
 
+    // Used for tests only. Requires AIDL HAL to work.
+    void setSimulateDeviceConnections(boolean enabled);
+
     /**
      * Requests a given latency mode (See AudioLatencyMode.aidl) on an output stream.
      * This can be used when some use case on a given mixer/stream can only be enabled
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index 8cf3c13..3e3b79c 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -122,6 +122,9 @@
     // set audio mode in audio hardware
     static status_t setMode(audio_mode_t mode);
 
+    // test API: switch HALs into the mode which simulates external device connections
+    static status_t setSimulateDeviceConnections(bool enabled);
+
     // returns true in *state if tracks are active on the specified stream or have been active
     // in the past inPastMs milliseconds
     static status_t isStreamActive(audio_stream_type_t stream, bool *state, uint32_t inPastMs);
diff --git a/media/libaudioclient/include/media/IAudioFlinger.h b/media/libaudioclient/include/media/IAudioFlinger.h
index 25b5414..b1491da 100644
--- a/media/libaudioclient/include/media/IAudioFlinger.h
+++ b/media/libaudioclient/include/media/IAudioFlinger.h
@@ -360,6 +360,8 @@
 
     virtual status_t setDeviceConnectedState(const struct audio_port_v7 *port, bool connected) = 0;
 
+    virtual status_t setSimulateDeviceConnections(bool enabled) = 0;
+
     virtual status_t setRequestedLatencyMode(
             audio_io_handle_t output, audio_latency_mode_t mode) = 0;
 
@@ -473,6 +475,7 @@
     int32_t getAAudioMixerBurstCount() override;
     int32_t getAAudioHardwareBurstMinUsec() override;
     status_t setDeviceConnectedState(const struct audio_port_v7 *port, bool connected) override;
+    status_t setSimulateDeviceConnections(bool enabled) override;
     status_t setRequestedLatencyMode(audio_io_handle_t output,
             audio_latency_mode_t mode) override;
     status_t getSupportedLatencyModes(
@@ -569,6 +572,7 @@
             GET_AAUDIO_MIXER_BURST_COUNT = media::BnAudioFlingerService::TRANSACTION_getAAudioMixerBurstCount,
             GET_AAUDIO_HARDWARE_BURST_MIN_USEC = media::BnAudioFlingerService::TRANSACTION_getAAudioHardwareBurstMinUsec,
             SET_DEVICE_CONNECTED_STATE = media::BnAudioFlingerService::TRANSACTION_setDeviceConnectedState,
+            SET_SIMULATE_DEVICE_CONNECTIONS = media::BnAudioFlingerService::TRANSACTION_setSimulateDeviceConnections,
             SET_REQUESTED_LATENCY_MODE = media::BnAudioFlingerService::TRANSACTION_setRequestedLatencyMode,
             GET_SUPPORTED_LATENCY_MODES = media::BnAudioFlingerService::TRANSACTION_getSupportedLatencyModes,
             SET_BLUETOOTH_VARIABLE_LATENCY_ENABLED =
@@ -698,6 +702,7 @@
     Status getAAudioMixerBurstCount(int32_t* _aidl_return) override;
     Status getAAudioHardwareBurstMinUsec(int32_t* _aidl_return) override;
     Status setDeviceConnectedState(const media::AudioPortFw& port, bool connected) override;
+    Status setSimulateDeviceConnections(bool enabled) override;
     Status setRequestedLatencyMode(
             int output, media::audio::common::AudioLatencyMode mode) override;
     Status getSupportedLatencyModes(int output,
diff --git a/media/libaudioclient/tests/Android.bp b/media/libaudioclient/tests/Android.bp
index 2189521..1e8dcca 100644
--- a/media/libaudioclient/tests/Android.bp
+++ b/media/libaudioclient/tests/Android.bp
@@ -14,6 +14,12 @@
         "-Wall",
         "-Werror",
     ],
+    shared_libs: [
+        "libbinder",
+        "libcutils",
+        "liblog",
+        "libutils",
+    ],
     sanitize: {
         misc_undefined: [
             "unsigned-integer-overflow",
@@ -22,37 +28,35 @@
     },
 }
 
-cc_test {
-    name: "audio_aidl_conversion_tests",
+cc_defaults {
+    name: "audio_aidl_conversion_test_defaults",
     defaults: [
         "libaudioclient_tests_defaults",
         "latest_android_media_audio_common_types_cpp_static",
     ],
-    srcs: ["audio_aidl_legacy_conversion_tests.cpp"],
-    shared_libs: [
-        "libbinder",
-        "libcutils",
-        "liblog",
-        "libutils",
-    ],
     static_libs: [
-        "libaudioclient_aidl_conversion",
-        "libaudio_aidl_conversion_common_cpp",
         "audioclient-types-aidl-cpp",
         "av-types-aidl-cpp",
+        "libaudio_aidl_conversion_common_cpp",
+        "libaudioclient_aidl_conversion",
         "libstagefright_foundation",
     ],
 }
 
 cc_test {
+    name: "audio_aidl_conversion_tests",
+    defaults: [
+        "audio_aidl_conversion_test_defaults",
+    ],
+    srcs: ["audio_aidl_legacy_conversion_tests.cpp"],
+}
+
+cc_test {
     name: "audio_aidl_status_tests",
     defaults: ["libaudioclient_tests_defaults"],
     srcs: ["audio_aidl_status_tests.cpp"],
     shared_libs: [
         "libaudioclient_aidl_conversion",
-        "libbinder",
-        "libcutils",
-        "libutils",
     ],
 }
 
@@ -70,9 +74,6 @@
     shared_libs: [
         "framework-permission-aidl-cpp",
         "libaudioclient",
-        "libbinder",
-        "libcutils",
-        "libutils",
     ],
     data: ["track_test_input_*.txt"],
 }
@@ -89,35 +90,23 @@
         "libmediametrics_headers",
     ],
     shared_libs: [
-        "libaudioclient",
-        "libbinder",
-        "libcutils",
-        "libutils",
         "framework-permission-aidl-cpp",
+        "libaudioclient",
     ],
     data: ["record_test_input_*.txt"],
 }
 
 cc_defaults {
     name: "libaudioclient_gtests_defaults",
-    cflags: [
-        "-Wall",
-        "-Werror",
-    ],
     defaults: [
-        "latest_android_media_audio_common_types_cpp_static",
+        "audio_aidl_conversion_test_defaults",
     ],
     shared_libs: [
         "capture_state_listener-aidl-cpp",
         "framework-permission-aidl-cpp",
-        "libaudioclient_aidl_conversion",
-        "libaudio_aidl_conversion_common_cpp",
         "libbase",
-        "libbinder",
         "libcgrouprc",
-        "libcutils",
         "libdl",
-        "liblog",
         "libmedia",
         "libmediametrics",
         "libmediautils",
@@ -125,8 +114,6 @@
         "libnblog",
         "libprocessgroup",
         "libshmemcompat",
-        "libstagefright_foundation",
-        "libutils",
         "libxml2",
         "mediametricsservice-aidl-cpp",
         "packagemanager_aidl-cpp",
@@ -148,7 +135,6 @@
     ],
     data: ["bbb*.raw"],
     test_config_template: "audio_test_template.xml",
-    test_suites: ["device-tests"],
 }
 
 cc_test {
diff --git a/media/libaudioclient/tests/audio_aidl_legacy_conversion_tests.cpp b/media/libaudioclient/tests/audio_aidl_legacy_conversion_tests.cpp
index e2216a0..91ef7b3 100644
--- a/media/libaudioclient/tests/audio_aidl_legacy_conversion_tests.cpp
+++ b/media/libaudioclient/tests/audio_aidl_legacy_conversion_tests.cpp
@@ -15,6 +15,7 @@
  */
 
 #include <iostream>
+#include <string>
 
 #include <gtest/gtest.h>
 
@@ -32,6 +33,7 @@
 using media::AudioPortType;
 using media::audio::common::AudioChannelLayout;
 using media::audio::common::AudioDevice;
+using media::audio::common::AudioDeviceAddress;
 using media::audio::common::AudioDeviceDescription;
 using media::audio::common::AudioDeviceType;
 using media::audio::common::AudioEncapsulationMetadataType;
@@ -131,6 +133,14 @@
     return make_AudioDeviceDescription(AudioDeviceType::IN_DEFAULT);
 }
 
+AudioDeviceDescription make_ADD_MicIn() {
+    return make_AudioDeviceDescription(AudioDeviceType::IN_MICROPHONE);
+}
+
+AudioDeviceDescription make_ADD_RSubmixIn() {
+    return make_AudioDeviceDescription(AudioDeviceType::IN_SUBMIX);
+}
+
 AudioDeviceDescription make_ADD_DefaultOut() {
     return make_AudioDeviceDescription(AudioDeviceType::OUT_DEFAULT);
 }
@@ -145,6 +155,39 @@
                                        AudioDeviceDescription::CONNECTION_BT_SCO());
 }
 
+AudioDeviceDescription make_ADD_BtA2dpHeadphone() {
+    return make_AudioDeviceDescription(AudioDeviceType::OUT_HEADPHONE,
+                                       AudioDeviceDescription::CONNECTION_BT_A2DP());
+}
+
+AudioDeviceDescription make_ADD_BtLeHeadset() {
+    return make_AudioDeviceDescription(AudioDeviceType::OUT_HEADSET,
+                                       AudioDeviceDescription::CONNECTION_BT_LE());
+}
+
+AudioDeviceDescription make_ADD_BtLeBroadcast() {
+    return make_AudioDeviceDescription(AudioDeviceType::OUT_BROADCAST,
+                                       AudioDeviceDescription::CONNECTION_BT_LE());
+}
+
+AudioDeviceDescription make_ADD_IpV4Device() {
+    return make_AudioDeviceDescription(AudioDeviceType::OUT_DEVICE,
+                                       AudioDeviceDescription::CONNECTION_IP_V4());
+}
+
+AudioDeviceDescription make_ADD_UsbHeadset() {
+    return make_AudioDeviceDescription(AudioDeviceType::OUT_HEADSET,
+                                       AudioDeviceDescription::CONNECTION_USB());
+}
+
+AudioDevice make_AudioDevice(const AudioDeviceDescription& type,
+                             const AudioDeviceAddress& address) {
+    AudioDevice result;
+    result.type = type;
+    result.address = address;
+    return result;
+}
+
 AudioFormatDescription make_AudioFormatDescription(AudioFormatType type) {
     AudioFormatDescription result;
     result.type = type;
@@ -390,6 +433,48 @@
                                          make_ADD_DefaultOut(), make_ADD_WiredHeadset(),
                                          make_ADD_BtScoHeadset()));
 
+class AudioDeviceRoundTripTest : public testing::TestWithParam<AudioDevice> {};
+TEST_P(AudioDeviceRoundTripTest, Aidl2Legacy2Aidl) {
+    const auto initial = GetParam();
+    audio_devices_t legacyType;
+    String8 legacyAddress;
+    status_t status = aidl2legacy_AudioDevice_audio_device(initial, &legacyType, &legacyAddress);
+    ASSERT_EQ(OK, status);
+    auto convBack = legacy2aidl_audio_device_AudioDevice(legacyType, legacyAddress);
+    ASSERT_TRUE(convBack.ok());
+    EXPECT_EQ(initial, convBack.value());
+}
+INSTANTIATE_TEST_SUITE_P(
+        AudioDeviceRoundTrip, AudioDeviceRoundTripTest,
+        testing::Values(
+                make_AudioDevice(make_ADD_MicIn(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>("bottom")),
+                make_AudioDevice(make_ADD_RSubmixIn(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>("1:2-in-3")),
+                // The case of a "blueprint" device port for an external device.
+                make_AudioDevice(make_ADD_BtScoHeadset(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>("")),
+                make_AudioDevice(make_ADD_BtScoHeadset(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::mac>(
+                                         std::vector<uint8_t>{1, 2, 3, 4, 5, 6})),
+                // Another "blueprint"
+                make_AudioDevice(make_ADD_BtA2dpHeadphone(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>("")),
+                make_AudioDevice(make_ADD_BtA2dpHeadphone(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::mac>(
+                                         std::vector<uint8_t>{1, 2, 3, 4, 5, 6})),
+                make_AudioDevice(make_ADD_BtLeHeadset(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::mac>(
+                                         std::vector<uint8_t>{1, 2, 3, 4, 5, 6})),
+                make_AudioDevice(make_ADD_BtLeBroadcast(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>("42")),
+                make_AudioDevice(make_ADD_IpV4Device(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::ipv4>(
+                                         std::vector<uint8_t>{192, 168, 0, 1})),
+                make_AudioDevice(make_ADD_UsbHeadset(),
+                                 AudioDeviceAddress::make<AudioDeviceAddress::Tag::alsa>(
+                                         std::vector<int32_t>{1, 2}))));
+
 class AudioFormatDescriptionRoundTripTest : public testing::TestWithParam<AudioFormatDescription> {
 };
 TEST_P(AudioFormatDescriptionRoundTripTest, Aidl2Legacy2Aidl) {
diff --git a/media/libaudioclient/tests/audiosystem_tests.cpp b/media/libaudioclient/tests/audiosystem_tests.cpp
index 682f43e..d43b669 100644
--- a/media/libaudioclient/tests/audiosystem_tests.cpp
+++ b/media/libaudioclient/tests/audiosystem_tests.cpp
@@ -18,12 +18,19 @@
 
 #include <string.h>
 
+#include <set>
+
 #include <gtest/gtest.h>
+#include <media/AidlConversionCppNdk.h>
 #include <media/IAudioFlinger.h>
 #include <utils/Log.h>
 
 #include "audio_test_utils.h"
 
+using android::media::audio::common::AudioDeviceAddress;
+using android::media::audio::common::AudioDeviceDescription;
+using android::media::audio::common::AudioDeviceType;
+using android::media::audio::common::AudioPortExt;
 using namespace android;
 
 void anyPatchContainsInputDevice(audio_port_handle_t deviceId, bool& res) {
@@ -579,3 +586,106 @@
     EXPECT_EQ(NO_ERROR, AudioSystem::setUserIdDeviceAffinities(userId, outputDevices));
     EXPECT_EQ(NO_ERROR, AudioSystem::removeUserIdDeviceAffinities(userId));
 }
+
+namespace {
+
+class WithSimulatedDeviceConnections {
+  public:
+    WithSimulatedDeviceConnections()
+        : mIsSupported(AudioSystem::setSimulateDeviceConnections(true) == OK) {}
+    ~WithSimulatedDeviceConnections() {
+        if (mIsSupported) {
+            if (status_t status = AudioSystem::setSimulateDeviceConnections(false); status != OK) {
+                ALOGE("Error restoring device connections simulation state: %d", status);
+            }
+        }
+    }
+    bool isSupported() const { return mIsSupported; }
+
+  private:
+    const bool mIsSupported;
+};
+
+android::media::audio::common::AudioPort GenerateUniqueDeviceAddress(
+        const android::media::audio::common::AudioPort& port) {
+    static int nextId = 0;
+    using Tag = AudioDeviceAddress::Tag;
+    AudioDeviceAddress address;
+    switch (suggestDeviceAddressTag(port.ext.get<AudioPortExt::Tag::device>().device.type)) {
+        case Tag::id:
+            address = AudioDeviceAddress::make<Tag::id>(std::to_string(++nextId));
+            break;
+        case Tag::mac:
+            address = AudioDeviceAddress::make<Tag::mac>(
+                    std::vector<uint8_t>{1, 2, 3, 4, 5, static_cast<uint8_t>(++nextId & 0xff)});
+            break;
+        case Tag::ipv4:
+            address = AudioDeviceAddress::make<Tag::ipv4>(
+                    std::vector<uint8_t>{192, 168, 0, static_cast<uint8_t>(++nextId & 0xff)});
+            break;
+        case Tag::ipv6:
+            address = AudioDeviceAddress::make<Tag::ipv6>(std::vector<int32_t>{
+                    0xfc00, 0x0123, 0x4567, 0x89ab, 0xcdef, 0, 0, ++nextId & 0xffff});
+            break;
+        case Tag::alsa:
+            address = AudioDeviceAddress::make<Tag::alsa>(std::vector<int32_t>{1, ++nextId});
+            break;
+    }
+    android::media::audio::common::AudioPort result = port;
+    result.ext.get<AudioPortExt::Tag::device>().device.address = std::move(address);
+    return result;
+}
+
+}  // namespace
+
+TEST_F(AudioSystemTest, SetDeviceConnectedState) {
+    WithSimulatedDeviceConnections connSim;
+    if (!connSim.isSupported()) {
+        GTEST_SKIP() << "Simulation of external device connections not supported";
+    }
+    std::vector<media::AudioPortFw> ports;
+    ASSERT_EQ(OK, AudioSystem::listDeclaredDevicePorts(media::AudioPortRole::NONE, &ports));
+    if (ports.empty()) {
+        GTEST_SKIP() << "No ports returned by the audio system";
+    }
+    const std::set<AudioDeviceType> typesToUse{
+            AudioDeviceType::IN_DEVICE,       AudioDeviceType::IN_HEADSET,
+            AudioDeviceType::IN_MICROPHONE,   AudioDeviceType::OUT_DEVICE,
+            AudioDeviceType::OUT_HEADPHONE,   AudioDeviceType::OUT_HEADSET,
+            AudioDeviceType::OUT_HEARING_AID, AudioDeviceType::OUT_SPEAKER};
+    std::vector<media::AudioPortFw> externalDevicePorts;
+    for (const auto& port : ports) {
+        if (const auto& device = port.hal.ext.get<AudioPortExt::device>().device;
+            !device.type.connection.empty() && typesToUse.count(device.type.type)) {
+            externalDevicePorts.push_back(port);
+        }
+    }
+    if (externalDevicePorts.empty()) {
+        GTEST_SKIP() << "No ports for considered non-attached devices";
+    }
+    for (auto& port : externalDevicePorts) {
+        android::media::audio::common::AudioPort aidlPort = GenerateUniqueDeviceAddress(port.hal);
+        SCOPED_TRACE(aidlPort.toString());
+        audio_devices_t type;
+        char address[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+        status_t status = aidl2legacy_AudioDevice_audio_device(
+                aidlPort.ext.get<AudioPortExt::Tag::device>().device, &type, address);
+        ASSERT_EQ(OK, status);
+        audio_policy_dev_state_t deviceState = AudioSystem::getDeviceConnectionState(type, address);
+        EXPECT_EQ(AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE, deviceState);
+        if (deviceState != AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE) continue;
+        // !!! Instead of the default format, use each format from 'ext.encodedFormats'
+        // !!! if they are not empty
+        status = AudioSystem::setDeviceConnectionState(AUDIO_POLICY_DEVICE_STATE_AVAILABLE,
+                                                       aidlPort, AUDIO_FORMAT_DEFAULT);
+        EXPECT_EQ(OK, status);
+        if (status != OK) continue;
+        deviceState = AudioSystem::getDeviceConnectionState(type, address);
+        EXPECT_EQ(AUDIO_POLICY_DEVICE_STATE_AVAILABLE, deviceState);
+        status = AudioSystem::setDeviceConnectionState(AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE,
+                                                       aidlPort, AUDIO_FORMAT_DEFAULT);
+        EXPECT_EQ(OK, status);
+        deviceState = AudioSystem::getDeviceConnectionState(type, address);
+        EXPECT_EQ(AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE, deviceState);
+    }
+}