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Merge pull request #3811 from ogniK5377/audin-init

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audin:u: ListAudioIns, OpenAudioIn, ListAudioInsAuto, OpenAudioInAuto, ListAudioInsAutoFiltered, OpenAudioInProtocolSpecified
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bunnei 2020-05-02 13:11:52 -04:00 committed by GitHub
commit 30bd77c6e7
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2 changed files with 94 additions and 5 deletions
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70
src/core/hle/service/audio/audin_u.cpp
View file

@ -2,6 +2,9 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/service/audio/audin_u.h"
namespace Service::Audio {
@ -36,11 +39,12 @@ public:
AudInU::AudInU() : ServiceFramework("audin:u") {
// clang-format off
static const FunctionInfo functions[] = {
{0, nullptr, "ListAudioIns"},
{1, nullptr, "OpenAudioIn"},
{2, nullptr, "Unknown"},
{3, nullptr, "OpenAudioInAuto"},
{4, nullptr, "ListAudioInsAuto"},
{0, &AudInU::ListAudioIns, "ListAudioIns"},
{1, &AudInU::OpenAudioIn, "OpenAudioIn"},
{2, &AudInU::ListAudioIns, "ListAudioInsAuto"},
{3, &AudInU::OpenAudioIn, "OpenAudioInAuto"},
{4, &AudInU::ListAudioInsAutoFiltered, "ListAudioInsAutoFiltered"},
{5, &AudInU::OpenAudioInProtocolSpecified, "OpenAudioInProtocolSpecified"},
};
// clang-format on
@ -49,4 +53,60 @@ AudInU::AudInU() : ServiceFramework("audin:u") {
AudInU::~AudInU() = default;
void AudInU::ListAudioIns(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Audio, "called");
const std::size_t count = ctx.GetWriteBufferSize() / sizeof(AudioInDeviceName);
const std::size_t device_count = std::min(count, audio_device_names.size());
std::vector<AudioInDeviceName> device_names;
device_names.reserve(device_count);
for (std::size_t i = 0; i < device_count; i++) {
const auto& device_name = audio_device_names[i];
auto& entry = device_names.emplace_back();
device_name.copy(entry.data(), device_name.size());
}
ctx.WriteBuffer(device_names);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(static_cast<u32>(device_names.size()));
}
void AudInU::ListAudioInsAutoFiltered(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Audio, "called");
constexpr u32 device_count = 0;
// Since we don't actually use any other audio input devices, we return 0 devices. Filtered
// device listing just omits the default input device
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(static_cast<u32>(device_count));
}
void AudInU::OpenInOutImpl(Kernel::HLERequestContext& ctx) {
AudInOutParams params{};
params.channel_count = 2;
params.sample_format = SampleFormat::PCM16;
params.sample_rate = 48000;
params.state = State::Started;
IPC::ResponseBuilder rb{ctx, 6, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushRaw<AudInOutParams>(params);
rb.PushIpcInterface<IAudioIn>();
}
void AudInU::OpenAudioIn(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
OpenInOutImpl(ctx);
}
void AudInU::OpenAudioInProtocolSpecified(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_Audio, "(STUBBED) called");
OpenInOutImpl(ctx);
}
} // namespace Service::Audio

29
src/core/hle/service/audio/audin_u.h
View file

@ -16,6 +16,35 @@ class AudInU final : public ServiceFramework<AudInU> {
public:
explicit AudInU();
~AudInU() override;
private:
enum class SampleFormat : u32_le {
PCM16 = 2,
};
enum class State : u32_le {
Started = 0,
Stopped = 1,
};
struct AudInOutParams {
u32_le sample_rate{};
u32_le channel_count{};
SampleFormat sample_format{};
State state{};
};
static_assert(sizeof(AudInOutParams) == 0x10, "AudInOutParams is an invalid size");
using AudioInDeviceName = std::array<char, 256>;
static constexpr std::array<std::string_view, 1> audio_device_names{{
"BuiltInHeadset",
}};
void ListAudioIns(Kernel::HLERequestContext& ctx);
void ListAudioInsAutoFiltered(Kernel::HLERequestContext& ctx);
void OpenInOutImpl(Kernel::HLERequestContext& ctx);
void OpenAudioIn(Kernel::HLERequestContext& ctx);
void OpenAudioInProtocolSpecified(Kernel::HLERequestContext& ctx);
};
} // namespace Service::Audio