1 files changed, 55 insertions, 0 deletions
diff --git a/al/event.h b/al/event.h
new file mode 100644
index 00000000..e98be560
--- /dev/null
+++ b/al/event.h
@@ -0,0 +1,55 @@
+#ifndef AL_EVENT_H
+#define AL_EVENT_H
+
+#include "AL/al.h"
+#include "AL/alc.h"
+
+struct EffectState;
+
+
+enum {
+    /* End event thread processing. */
+    EventType_KillThread = 0,
+
+    /* User event types. */
+    EventType_SourceStateChange = 1<<0,
+    EventType_BufferCompleted   = 1<<1,
+    EventType_Error             = 1<<2,
+    EventType_Performance       = 1<<3,
+    EventType_Deprecated        = 1<<4,
+    EventType_Disconnected      = 1<<5,
+
+    /* Internal events. */
+    EventType_ReleaseEffectState = 65536,
+};
+
+struct AsyncEvent {
+    unsigned int EnumType{0u};
+    union {
+        char dummy;
+        struct {
+            ALuint id;
+            ALenum state;
+        } srcstate;
+        struct {
+            ALuint id;
+            ALsizei count;
+        } bufcomp;
+        struct {
+            ALenum type;
+            ALuint id;
+            ALuint param;
+            ALchar msg[1008];
+        } user;
+        EffectState *mEffectState;
+    } u{};
+
+    AsyncEvent() noexcept = default;
+    constexpr AsyncEvent(unsigned int type) noexcept : EnumType{type} { }
+};
+
+
+void StartEventThrd(ALCcontext *ctx);
+void StopEventThrd(ALCcontext *ctx);
+
+#endif