1 files changed, 141 insertions, 0 deletions
diff --git a/OpenAL32/alPreset.c b/OpenAL32/alPreset.c
new file mode 100644
index 00000000..2847a911
--- /dev/null
+++ b/OpenAL32/alPreset.c
@@ -0,0 +1,141 @@
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "alMain.h"
+#include "alMidi.h"
+#include "alError.h"
+#include "alThunk.h"
+
+#include "midi/base.h"
+
+
+extern inline struct ALsfpreset *LookupPreset(ALCdevice *device, ALuint id);
+extern inline struct ALsfpreset *RemovePreset(ALCdevice *device, 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;
+}
+
+
+/* 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);
+    }
+}