Return an ALC error enum from the OpenCapture backend method

6 files changed, 35 insertions, 46 deletions

diff --git a/Alc/backends/alsa.c b/Alc/backends/alsa.c
index fc873489..838f464c 100644
--- a/Alc/backends/alsa.c
+++ b/Alc/backends/alsa.c
@@ -799,7 +799,7 @@ static void alsa_stop_playback(ALCdevice *device)
 }
 
 
-static ALCboolean alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceName)
+static ALCenum alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceName)
 {
     snd_pcm_hw_params_t *p;
     snd_pcm_uframes_t bufferSizeInFrames;
@@ -834,7 +834,7 @@ static ALCboolean alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceNam
             }
         }
         if(idx == numCaptureDevNames)
-            return ALC_FALSE;
+            return ALC_INVALID_VALUE;
     }
 
     data = (alsa_data*)calloc(1, sizeof(alsa_data));
@@ -844,7 +844,7 @@ static ALCboolean alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceNam
     {
         ERR("Could not open capture device '%s': %s\n", driver, snd_strerror(i));
         free(data);
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 
     format = -1;
@@ -927,7 +927,7 @@ static ALCboolean alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceNam
     pDevice->szDeviceName = strdup(deviceName);
 
     pDevice->ExtraData = data;
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 
 error:
     free(data->buffer);
@@ -936,7 +936,7 @@ error:
     free(data);
 
     pDevice->ExtraData = NULL;
-    return ALC_FALSE;
+    return ALC_INVALID_VALUE;
 }
 
 static void alsa_close_capture(ALCdevice *pDevice)
diff --git a/Alc/backends/coreaudio.c b/Alc/backends/coreaudio.c
index 4a042285..b0c600d3 100644
--- a/Alc/backends/coreaudio.c
+++ b/Alc/backends/coreaudio.c
@@ -376,7 +376,7 @@ static void ca_stop_playback(ALCdevice *device)
         ERR("-- AudioUnitUninitialize failed.\n");
 }
 
-static ALCboolean ca_open_capture(ALCdevice *device, const ALCchar *deviceName)
+static ALCenum ca_open_capture(ALCdevice *device, const ALCchar *deviceName)
 {
     AudioStreamBasicDescription requestedFormat;  // The application requested format
     AudioStreamBasicDescription hardwareFormat;   // The hardware format
@@ -402,7 +402,7 @@ static ALCboolean ca_open_capture(ALCdevice *device, const ALCchar *deviceName)
     if(comp == NULL)
     {
         ERR("FindNextComponent failed\n");
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 
     data = calloc(1, sizeof(*data));
@@ -587,7 +587,7 @@ static ALCboolean ca_open_capture(ALCdevice *device, const ALCchar *deviceName)
         goto error;
     }
 
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 
 error:
     DestroyRingBuffer(data->ring);
@@ -602,7 +602,7 @@ error:
     free(data);
     device->ExtraData = NULL;
 
-    return ALC_FALSE;
+    return ALC_INVALID_VALUE;
 }
 
 static void ca_close_capture(ALCdevice *device)
diff --git a/Alc/backends/oss.c b/Alc/backends/oss.c
index e361dff4..c94e3044 100644
--- a/Alc/backends/oss.c
+++ b/Alc/backends/oss.c
@@ -308,7 +308,7 @@ static void oss_stop_playback(ALCdevice *device)
 }
 
 
-static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
+static ALCenum oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
 {
     int numFragmentsLogSize;
     int log2FragmentSize;
@@ -324,10 +324,11 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
 
     strncpy(driver, GetConfigValue("oss", "capture", "/dev/dsp"), sizeof(driver)-1);
     driver[sizeof(driver)-1] = 0;
+
     if(!deviceName)
         deviceName = oss_device;
     else if(strcmp(deviceName, oss_device) != 0)
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
 
     data = (oss_data*)calloc(1, sizeof(oss_data));
     data->killNow = 0;
@@ -337,7 +338,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
     {
         free(data);
         ERR("Could not open %s: %s\n", driver, strerror(errno));
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 
     switch(device->FmtType)
@@ -355,7 +356,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         case DevFmtFloat:
             free(data);
             ERR("%s capture samples not supported on OSS\n", DevFmtTypeString(device->FmtType));
-            return ALC_FALSE;
+            return ALC_INVALID_VALUE;
     }
 
     periods = 4;
@@ -385,7 +386,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         ERR("%s failed: %s\n", err, strerror(errno));
         close(data->fd);
         free(data);
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 #undef CHECKERR
 
@@ -394,7 +395,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         ERR("Failed to set %s, got %d channels instead\n", DevFmtChannelsString(device->FmtChans), numChannels);
         close(data->fd);
         free(data);
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 
     if(!((ossFormat == AFMT_S8 && device->FmtType == DevFmtByte) ||
@@ -404,7 +405,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         ERR("Failed to set %s samples, got OSS format %#x\n", DevFmtTypeString(device->FmtType), ossFormat);
         close(data->fd);
         free(data);
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
     }
 
     data->ring = CreateRingBuffer(frameSize, device->UpdateSize * device->NumUpdates);
@@ -413,7 +414,7 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         ERR("Ring buffer create failed\n");
         close(data->fd);
         free(data);
-        return ALC_FALSE;
+        return ALC_OUT_OF_MEMORY;
     }
 
     data->data_size = info.fragsize;
@@ -426,11 +427,11 @@ static ALCboolean oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
         device->ExtraData = NULL;
         free(data->mix_data);
         free(data);
-        return ALC_FALSE;
+        return ALC_OUT_OF_MEMORY;
     }
 
     device->szDeviceName = strdup(deviceName);
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 }
 
 static void oss_close_capture(ALCdevice *device)
diff --git a/Alc/backends/portaudio.c b/Alc/backends/portaudio.c
index 606d0633..c3898ef8 100644
--- a/Alc/backends/portaudio.c
+++ b/Alc/backends/portaudio.c
@@ -278,7 +278,7 @@ static void pa_stop_playback(ALCdevice *device)
 }
 
 
-static ALCboolean pa_open_capture(ALCdevice *device, const ALCchar *deviceName)
+static ALCenum pa_open_capture(ALCdevice *device, const ALCchar *deviceName)
 {
     PaStreamParameters inParams;
     ALuint frame_size;
@@ -288,22 +288,16 @@ static ALCboolean pa_open_capture(ALCdevice *device, const ALCchar *deviceName)
     if(!deviceName)
         deviceName = pa_device;
     else if(strcmp(deviceName, pa_device) != 0)
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
 
     data = (pa_data*)calloc(1, sizeof(pa_data));
     if(data == NULL)
-    {
-        alcSetError(device, ALC_OUT_OF_MEMORY);
-        return ALC_FALSE;
-    }
+        return ALC_OUT_OF_MEMORY;
 
     frame_size = FrameSizeFromDevFmt(device->FmtChans, device->FmtType);
     data->ring = CreateRingBuffer(frame_size, device->UpdateSize*device->NumUpdates);
     if(data->ring == NULL)
-    {
-        alcSetError(device, ALC_OUT_OF_MEMORY);
         goto error;
-    }
 
     inParams.device = GetConfigValueInt("port", "capture", -1);
     if(inParams.device < 0)
@@ -342,12 +336,12 @@ static ALCboolean pa_open_capture(ALCdevice *device, const ALCchar *deviceName)
     device->szDeviceName = strdup(deviceName);
 
     device->ExtraData = data;
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 
 error:
     DestroyRingBuffer(data->ring);
     free(data);
-    return ALC_FALSE;
+    return ALC_INVALID_VALUE;
 }
 
 static void pa_close_capture(ALCdevice *device)
diff --git a/Alc/backends/pulseaudio.c b/Alc/backends/pulseaudio.c
index 5a39bacf..62b6286b 100644
--- a/Alc/backends/pulseaudio.c
+++ b/Alc/backends/pulseaudio.c
@@ -1085,7 +1085,7 @@ static void pulse_stop_playback(ALCdevice *device) //{{{
 } //}}}
 
 
-static ALCboolean pulse_open_capture(ALCdevice *device, const ALCchar *device_name) //{{{
+static ALCenum pulse_open_capture(ALCdevice *device, const ALCchar *device_name) //{{{
 {
     char *pulse_name = NULL;
     pulse_data *data;
@@ -1111,11 +1111,11 @@ static ALCboolean pulse_open_capture(ALCdevice *device, const ALCchar *device_na
             }
         }
         if(i == numCaptureDevNames)
-            return ALC_FALSE;
+            return ALC_INVALID_VALUE;
     }
 
     if(pulse_open(device, device_name) == ALC_FALSE)
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
 
     data = device->ExtraData;
     pa_threaded_mainloop_lock(data->loop);
@@ -1217,11 +1217,11 @@ static ALCboolean pulse_open_capture(ALCdevice *device, const ALCchar *device_na
     pa_stream_set_state_callback(data->stream, stream_state_callback2, device);
 
     pa_threaded_mainloop_unlock(data->loop);
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 
 fail:
     pulse_close(device);
-    return ALC_FALSE;
+    return ALC_INVALID_VALUE;
 } //}}}
 
 static void pulse_close_capture(ALCdevice *device) //{{{
diff --git a/Alc/backends/winmm.c b/Alc/backends/winmm.c
index cd61a156..2a286259 100644
--- a/Alc/backends/winmm.c
+++ b/Alc/backends/winmm.c
@@ -483,7 +483,7 @@ static void WinMMStopPlayback(ALCdevice *device)
 }
 
 
-static ALCboolean WinMMOpenCapture(ALCdevice *pDevice, const ALCchar *deviceName)
+static ALCenum WinMMOpenCapture(ALCdevice *pDevice, const ALCchar *deviceName)
 {
     WAVEFORMATEX wfexCaptureFormat;
     DWORD ulCapturedDataSize;
@@ -522,22 +522,16 @@ static ALCboolean WinMMOpenCapture(ALCdevice *pDevice, const ALCchar *deviceName
         }
     }
     if(i == NumCaptureDevices)
-        return ALC_FALSE;
+        return ALC_INVALID_VALUE;
 
     pData = calloc(1, sizeof(*pData));
     if(!pData)
-    {
-        alcSetError(pDevice, ALC_OUT_OF_MEMORY);
-        return ALC_FALSE;
-    }
+        return ALC_OUT_OF_MEMORY;
     pDevice->ExtraData = pData;
 
     if((pDevice->FmtChans != DevFmtMono && pDevice->FmtChans != DevFmtStereo) ||
        (pDevice->FmtType != DevFmtUByte && pDevice->FmtType != DevFmtShort))
-    {
-        alcSetError(pDevice, ALC_INVALID_ENUM);
         goto failure;
-    }
 
     memset(&wfexCaptureFormat, 0, sizeof(WAVEFORMATEX));
     wfexCaptureFormat.wFormatTag = WAVE_FORMAT_PCM;
@@ -605,7 +599,7 @@ static ALCboolean WinMMOpenCapture(ALCdevice *pDevice, const ALCchar *deviceName
         goto failure;
 
     pDevice->szDeviceName = strdup(CaptureDeviceList[lDeviceID]);
-    return ALC_TRUE;
+    return ALC_NO_ERROR;
 
 failure:
     if(pData->hWaveThread)
@@ -632,7 +626,7 @@ failure:
 
     free(pData);
     pDevice->ExtraData = NULL;
-    return ALC_FALSE;
+    return ALC_INVALID_VALUE;
 }
 
 static void WinMMCloseCapture(ALCdevice *pDevice)