Add methods to create and destroy presets

1 files changed, 125 insertions, 0 deletions

diff --git a/OpenAL32/alMidi.c b/OpenAL32/alMidi.c
index c67ef81d..5523bcd0 100644
--- a/OpenAL32/alMidi.c
+++ b/OpenAL32/alMidi.c
@@ -59,6 +59,7 @@ AL_API void AL_APIENTRY alGenSoundfontsSOFT(ALsizei n, ALuint *ids)
         if(err != AL_NO_ERROR)
         {
             FreeThunkEntry(sfont->id);
+            ALsoundfont_Destruct(sfont);
             memset(sfont, 0, sizeof(ALsoundfont));
             free(sfont);
 
@@ -132,6 +133,110 @@ AL_API ALboolean AL_APIENTRY alIsSoundfontSOFT(ALuint id)
 }
 
 
+AL_API void AL_APIENTRY alGenPresetsSOFT(ALsizei n, ALuint *ids)
+{
+    ALCdevice *device;
+    ALCcontext *context;
+    ALsizei cur = 0;
+    ALenum err;
+
+    context = GetContextRef();
+    if(!context) return;
+
+    if(!(n >= 0))
+        SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
+
+    device = context->Device;
+    for(cur = 0;cur < n;cur++)
+    {
+        ALsfpreset *preset = calloc(1, sizeof(ALsfpreset));
+        if(!preset)
+        {
+            alDeleteSoundfontsSOFT(cur, ids);
+            SET_ERROR_AND_GOTO(context, AL_OUT_OF_MEMORY, done);
+        }
+        ALsfpreset_Construct(preset);
+
+        err = NewThunkEntry(&preset->id);
+        if(err == AL_NO_ERROR)
+            err = InsertUIntMapEntry(&device->PresetMap, preset->id, preset);
+        if(err != AL_NO_ERROR)
+        {
+            FreeThunkEntry(preset->id);
+            ALsfpreset_Destruct(preset);
+            memset(preset, 0, sizeof(*preset));
+            free(preset);
+
+            alDeleteSoundfontsSOFT(cur, ids);
+            SET_ERROR_AND_GOTO(context, err, done);
+        }
+
+        ids[cur] = preset->id;
+    }
+
+done:
+    ALCcontext_DecRef(context);
+}
+
+AL_API ALvoid AL_APIENTRY alDeletePresetsSOFT(ALsizei n, const ALuint *ids)
+{
+    ALCdevice *device;
+    ALCcontext *context;
+    ALsfpreset *preset;
+    ALsizei i;
+
+    context = GetContextRef();
+    if(!context) return;
+
+    if(!(n >= 0))
+        SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
+
+    device = context->Device;
+    for(i = 0;i < n;i++)
+    {
+        if(!ids[i])
+            continue;
+
+        /* Check for valid ID */
+        if((preset=LookupPreset(device, ids[i])) == NULL)
+            SET_ERROR_AND_GOTO(context, AL_INVALID_NAME, done);
+        if(preset->ref != 0)
+            SET_ERROR_AND_GOTO(context, AL_INVALID_OPERATION, done);
+    }
+
+    for(i = 0;i < n;i++)
+    {
+        if((preset=RemovePreset(device, ids[i])) == NULL)
+            continue;
+        FreeThunkEntry(preset->id);
+
+        ALsfpreset_Destruct(preset);
+
+        memset(preset, 0, sizeof(*preset));
+        free(preset);
+    }
+
+done:
+    ALCcontext_DecRef(context);
+}
+
+AL_API ALboolean AL_APIENTRY alIsPresetSOFT(ALuint id)
+{
+    ALCcontext *context;
+    ALboolean ret;
+
+    context = GetContextRef();
+    if(!context) return AL_FALSE;
+
+    ret = ((!id || LookupPreset(context->Device, id)) ?
+           AL_TRUE : AL_FALSE);
+
+    ALCcontext_DecRef(context);
+
+    return ret;
+}
+
+
 AL_API void AL_APIENTRY alMidiSoundfontSOFT(const char *filename)
 {
     ALCdevice *device;
@@ -318,6 +423,26 @@ done:
 }
 
 
+/* ReleaseALPresets
+ *
+ * Called to destroy any presets that still exist on the device
+ */
+void ReleaseALPresets(ALCdevice *device)
+{
+    ALsizei i;
+    for(i = 0;i < device->PresetMap.size;i++)
+    {
+        ALsfpreset *temp = device->PresetMap.array[i].value;
+        device->PresetMap.array[i].value = NULL;
+
+        FreeThunkEntry(temp->id);
+        ALsfpreset_Destruct(temp);
+
+        memset(temp, 0, sizeof(*temp));
+        free(temp);
+    }
+}
+
 /* ReleaseALSoundfonts
  *
  * Called to destroy any soundfonts that still exist on the device