From 7ffae404bbebfa03885ad2dd83bdec9843d8068a Mon Sep 17 00:00:00 2001
From: Greg Wells <gregory@Gregs-MacBook-Pro.local>
Date: Fri, 30 May 2025 10:17:59 -0400
Subject: [PATCH] sync API, not impl

---
 include/gryphn/gryphn.h                    |  2 ++
 src/core/sync/fence/gryphn_fence.h         | 13 +++++++++++++
 src/core/sync/semaphore/gryphn_semaphore.h |  9 +++++++++
 3 files changed, 24 insertions(+)
 create mode 100644 src/core/sync/fence/gryphn_fence.h
 create mode 100644 src/core/sync/semaphore/gryphn_semaphore.h

diff --git a/include/gryphn/gryphn.h b/include/gryphn/gryphn.h
index eb7f6b4..8d462d8 100644
--- a/include/gryphn/gryphn.h
+++ b/include/gryphn/gryphn.h
@@ -17,3 +17,5 @@
 #include <core/command/command_buffer/gryphn_command_buffer.h>
 #include <core/command/commands/gryphn_command.h>
 #include <core/renderpass/gryphn_render_pass.h>
+#include <core/sync/semaphore/gryphn_semaphore.h>
+#include <core/sync/fence/gryphn_fence.h>
diff --git a/src/core/sync/fence/gryphn_fence.h b/src/core/sync/fence/gryphn_fence.h
new file mode 100644
index 0000000..151fd83
--- /dev/null
+++ b/src/core/sync/fence/gryphn_fence.h
@@ -0,0 +1,13 @@
+#pragma once
+#include "core/output_device/gryphn_output_device.h"
+
+
+typedef struct gnFence_t {
+    struct gnPlatformFence_t* fence;
+} gnFence;
+
+gnReturnCode gnCreateFence(struct gnFence_t* fence, struct gnOutputDevice_t* device);
+void gnSignalFence(struct gnFence_t* fence);
+void gnWaitForFence(struct gnFence_t* fence, uint64_t timeout);
+void gnResetFence(struct gnFence_t* fence);
+void gnDestroyFence(struct gnFence_t* fence);
diff --git a/src/core/sync/semaphore/gryphn_semaphore.h b/src/core/sync/semaphore/gryphn_semaphore.h
new file mode 100644
index 0000000..a4607dc
--- /dev/null
+++ b/src/core/sync/semaphore/gryphn_semaphore.h
@@ -0,0 +1,9 @@
+#pragma once
+#include "core/output_device/gryphn_output_device.h"
+
+typedef struct gnSemaphore_t {
+    struct gnPlatformSemaphore_t* semaphore;
+} gnSemaphore;
+
+gnReturnCode gnCreateSemaphore(struct gnSemaphore_t* semaphore, struct gnOutputDevice_t* device);
+void gnDestroySemaphore(struct gnSemaphore_t* semaphore);