win32/HResult: add MakeHResultError()

src/mixer/plugins/WasapiMixerPlugin.cxx

@@ -59,9 +59,9 @@ public:
 				result = endpoint_volume->GetMasterVolumeLevelScalar(
 					&volume_level);
 				if (FAILED(result)) {
-					throw FormatHResultError(result,
-								 "Unable to get master "
-								 "volume level");
+					throw MakeHResultError(result,
+							       "Unable to get master "
+							       "volume level");
 				}
 			} else {
 				auto session_volume =
@@ -69,7 +69,7 @@ public:
 
 				result = session_volume->GetMasterVolume(&volume_level);
 				if (FAILED(result)) {
-					throw FormatHResultError(
+					throw MakeHResultError(
 						result, "Unable to get master volume");
 				}
 			}
@@ -95,7 +95,7 @@ public:
 				result = endpoint_volume->SetMasterVolumeLevelScalar(
 					volume_level, nullptr);
 				if (FAILED(result)) {
-					throw FormatHResultError(
+					throw MakeHResultError(
 						result,
 						"Unable to set master volume level");
 				}
@@ -106,7 +106,7 @@ public:
 				result = session_volume->SetMasterVolume(volume_level,
 									 nullptr);
 				if (FAILED(result)) {
-					throw FormatHResultError(
+					throw MakeHResultError(
 						result, "Unable to set master volume");
 				}
 			}

src/output/plugins/wasapi/AudioClient.hxx

@@ -33,8 +33,8 @@ GetBufferSizeInFrames(IAudioClient &client)
 
 	HRESULT result = client.GetBufferSize(&buffer_size_in_frames);
 	if (FAILED(result))
-		throw FormatHResultError(result,
-					 "Unable to get audio client buffer size");
+		throw MakeHResultError(result,
+				       "Unable to get audio client buffer size");
 
 	return buffer_size_in_frames;
 }
@@ -46,8 +46,8 @@ GetCurrentPaddingFrames(IAudioClient &client)
 
 	HRESULT result = client.GetCurrentPadding(&padding_frames);
 	if (FAILED(result))
-		throw FormatHResultError(result,
-					 "Failed to get current padding");
+		throw MakeHResultError(result,
+				       "Failed to get current padding");
 
 	return padding_frames;
 }
@@ -59,7 +59,7 @@ GetMixFormat(IAudioClient &client)
 
 	HRESULT result = client.GetMixFormat(&f);
 	if (FAILED(result))
-		throw FormatHResultError(result, "GetMixFormat failed");
+		throw MakeHResultError(result, "GetMixFormat failed");
 
 	return ComHeapPtr{f};
 }
@@ -69,7 +69,7 @@ Start(IAudioClient &client)
 {
 	HRESULT result = client.Start();
 	if (FAILED(result))
-		throw FormatHResultError(result, "Failed to start client");
+		throw MakeHResultError(result, "Failed to start client");
 }
 
 inline void
@@ -77,7 +77,7 @@ Stop(IAudioClient &client)
 {
 	HRESULT result = client.Stop();
 	if (FAILED(result))
-		throw FormatHResultError(result, "Failed to stop client");
+		throw MakeHResultError(result, "Failed to stop client");
 }
 
 inline void
@@ -85,7 +85,7 @@ SetEventHandle(IAudioClient &client, HANDLE h)
 {
 	HRESULT result = client.SetEventHandle(h);
 	if (FAILED(result))
-		throw FormatHResultError(result, "Unable to set event handle");
+		throw MakeHResultError(result, "Unable to set event handle");
 }
 
 template<typename T>
@@ -95,7 +95,7 @@ GetService(IAudioClient &client)
 	T *p = nullptr;
 	HRESULT result = client.GetService(IID_PPV_ARGS(&p));
 	if (FAILED(result))
-		throw FormatHResultError(result, "Unable to get service");
+		throw MakeHResultError(result, "Unable to get service");
 
 	return ComPtr{p};
 }

src/output/plugins/wasapi/Device.hxx

@@ -33,8 +33,8 @@ GetDefaultAudioEndpoint(IMMDeviceEnumerator &e)
 	HRESULT result = e.GetDefaultAudioEndpoint(eRender, eMultimedia,
 						   &device);
 	if (FAILED(result))
-		throw FormatHResultError(result,
-					 "Unable to get default device for multimedia");
+		throw MakeHResultError(result,
+				       "Unable to get default device for multimedia");
 
 	return ComPtr{device};
 }
@@ -47,7 +47,7 @@ EnumAudioEndpoints(IMMDeviceEnumerator &e)
 	HRESULT result = e.EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE,
 					      &dc);
 	if (FAILED(result))
-		throw FormatHResultError(result, "Unable to enumerate devices");
+		throw MakeHResultError(result, "Unable to enumerate devices");
 
 	return ComPtr{dc};
 }
@@ -59,7 +59,7 @@ GetCount(IMMDeviceCollection &dc)
 
 	HRESULT result = dc.GetCount(&count);
 	if (FAILED(result))
-		throw FormatHResultError(result, "Collection->GetCount failed");
+		throw MakeHResultError(result, "Collection->GetCount failed");
 
 	return count;
 }
@@ -71,7 +71,7 @@ Item(IMMDeviceCollection &dc, UINT i)
 
 	auto result = dc.Item(i, &device);
 	if (FAILED(result))
-		throw FormatHResultError(result, "Collection->Item failed");
+		throw MakeHResultError(result, "Collection->Item failed");
 
 	return ComPtr{device};
 }
@@ -83,7 +83,7 @@ GetState(IMMDevice &device)
 
 	HRESULT result = device.GetState(&state);;
 	if (FAILED(result))
-		throw FormatHResultError(result, "Unable to get device status");
+		throw MakeHResultError(result, "Unable to get device status");
 
 	return state;
 }
@@ -96,7 +96,7 @@ Activate(IMMDevice &device)
 	HRESULT result = device.Activate(__uuidof(T), CLSCTX_ALL,
 					 nullptr, (void **)&p);
 	if (FAILED(result))
-		throw FormatHResultError(result, "Unable to activate device");
+		throw MakeHResultError(result, "Unable to activate device");
 
 	return ComPtr{p};
 }
@@ -108,8 +108,8 @@ OpenPropertyStore(IMMDevice &device)
 
 	HRESULT result = device.OpenPropertyStore(STGM_READ, &property_store);
 	if (FAILED(result))
-		throw FormatHResultError(result,
-					 "Device->OpenPropertyStore failed");
+		throw MakeHResultError(result,
+				       "Device->OpenPropertyStore failed");
 
 	return ComPtr{property_store};
 }

src/output/plugins/wasapi/WasapiOutputPlugin.cxx

@@ -336,7 +336,7 @@ void WasapiOutputThread::Work() noexcept {
 			if (HRESULT result =
 				    render_client->GetBuffer(write_in_frames, &data);
 			    FAILED(result)) {
-				throw FormatHResultError(result, "Failed to get buffer");
+				throw MakeHResultError(result, "Failed to get buffer");
 			}
 
 			AtScopeExit(&) {
@@ -457,7 +457,7 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
 	if (HRESULT result =
 		    client->GetDevicePeriod(&default_device_period, &min_device_period);
 	    FAILED(result)) {
-		throw FormatHResultError(result, "Unable to get device period");
+		throw MakeHResultError(result, "Unable to get device period");
 	}
 	FormatDebug(wasapi_output_domain,
 		    "Default device period: %I64u ns, Minimum device period: "
@@ -505,8 +505,7 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
 			}
 
 			if (FAILED(result)) {
-				throw FormatHResultError(
-					result, "Unable to initialize audio client");
+				throw MakeHResultError(result, "Unable to initialize audio client");
 			}
 		}
 	} else {
@@ -515,8 +514,8 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
 			    buffer_duration, 0,
 			    reinterpret_cast<WAVEFORMATEX *>(&device_format), nullptr);
 		    FAILED(result)) {
-			throw FormatHResultError(result,
-						 "Unable to initialize audio client");
+			throw MakeHResultError(result,
+					       "Unable to initialize audio client");
 		}
 	}
 
@@ -773,7 +772,7 @@ void WasapiOutput::FindSharedFormatSupported(AudioFormat &audio_format) {
 	}
 
 	if (FAILED(result) && result != AUDCLNT_E_UNSUPPORTED_FORMAT) {
-		throw FormatHResultError(result, "IsFormatSupported failed");
+		throw MakeHResultError(result, "IsFormatSupported failed");
 	}
 
 	switch (result) {
@@ -802,7 +801,7 @@ void WasapiOutput::FindSharedFormatSupported(AudioFormat &audio_format) {
 				    result_string.c_str());
 		}
 		if (FAILED(result)) {
-			throw FormatHResultError(result, "Format is not supported");
+			throw MakeHResultError(result, "Format is not supported");
 		}
 		break;
 	case S_FALSE:

src/win32/Com.hxx

@@ -31,7 +31,7 @@ public:
 	COM() {
 		if (HRESULT result = CoInitializeEx(nullptr, COINIT_MULTITHREADED);
 		    FAILED(result)) {
-			throw FormatHResultError(
+			throw MakeHResultError(
 				result,
 				"Unable to initialize COM with COINIT_MULTITHREADED");
 		}
@@ -39,7 +39,7 @@ public:
 	COM(bool) {
 		if (HRESULT result = CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED);
 		    FAILED(result)) {
-			throw FormatHResultError(
+			throw MakeHResultError(
 				result,
 				"Unable to initialize COM with COINIT_APARTMENTTHREADED");
 		}

src/win32/ComPtr.hxx

@@ -85,7 +85,7 @@ public:
 			::CoCreateInstance(class_id, unknown_outer, class_context,
 					   __uuidof(T), reinterpret_cast<void **>(&ptr));
 		if (FAILED(result)) {
-			throw FormatHResultError(result, "Unable to create instance");
+			throw MakeHResultError(result, "Unable to create instance");
 		}
 	}
 

src/win32/HResult.hxx

@@ -74,6 +74,13 @@ static inline const std::error_category &hresult_category() noexcept {
 	return hresult_category_instance;
 }
 
+inline std::system_error
+MakeHResultError(HRESULT result, const char *msg) noexcept
+{
+	return std::system_error(std::error_code(result, hresult_category()),
+				 msg);
+}
+
 gcc_printf(2, 3) std::system_error
 FormatHResultError(HRESULT result, const char *fmt, ...) noexcept;