vulkan: Import vk_icd.h

1 files changed, 85 insertions, 0 deletions

diff --git a/include/vulkan/vk_icd.h b/include/vulkan/vk_icd.h
new file mode 100644
index 00000000000..d664f2c06a7
--- /dev/null
+++ b/include/vulkan/vk_icd.h
@@ -0,0 +1,85 @@
+#ifndef VKICD_H
+#define VKICD_H
+
+#include "vk_platform.h"
+
+/*
+ * The ICD must reserve space for a pointer for the loader's dispatch
+ * table, at the start of <each object>.
+ * The ICD must initialize this variable using the SET_LOADER_MAGIC_VALUE macro.
+ */
+
+#define ICD_LOADER_MAGIC   0x01CDC0DE
+
+typedef union _VK_LOADER_DATA {
+  uintptr_t loaderMagic;
+  void *loaderData;
+} VK_LOADER_DATA;
+
+static inline void set_loader_magic_value(void* pNewObject) {
+    VK_LOADER_DATA *loader_info = (VK_LOADER_DATA *) pNewObject;
+    loader_info->loaderMagic = ICD_LOADER_MAGIC;
+}
+
+static inline bool valid_loader_magic_value(void* pNewObject) {
+    const VK_LOADER_DATA *loader_info = (VK_LOADER_DATA *) pNewObject;
+    return (loader_info->loaderMagic & 0xffffffff) == ICD_LOADER_MAGIC;
+}
+
+/*
+ * Windows and Linux ICDs will treat VkSurfaceKHR as a pointer to a struct that
+ * contains the platform-specific connection and surface information.
+ */
+typedef enum _VkIcdWsiPlatform {
+    VK_ICD_WSI_PLATFORM_MIR,
+    VK_ICD_WSI_PLATFORM_WAYLAND,
+    VK_ICD_WSI_PLATFORM_WIN32,
+    VK_ICD_WSI_PLATFORM_XCB,
+    VK_ICD_WSI_PLATFORM_XLIB,
+} VkIcdWsiPlatform;
+
+typedef struct _VkIcdSurfaceBase {
+    VkIcdWsiPlatform   platform;
+} VkIcdSurfaceBase;
+
+#ifdef VK_USE_PLATFORM_MIR_KHR
+typedef struct _VkIcdSurfaceMir {
+    VkIcdSurfaceBase   base;
+    MirConnection*     connection;
+    MirSurface*        mirSurface;
+} VkIcdSurfaceMir;
+#endif // VK_USE_PLATFORM_MIR_KHR
+
+#ifdef VK_USE_PLATFORM_WAYLAND_KHR
+typedef struct _VkIcdSurfaceWayland {
+    VkIcdSurfaceBase   base;
+    struct wl_display* display;
+    struct wl_surface* surface;
+} VkIcdSurfaceWayland;
+#endif // VK_USE_PLATFORM_WAYLAND_KHR
+
+#ifdef VK_USE_PLATFORM_WIN32_KHR
+typedef struct _VkIcdSurfaceWin32 {
+    VkIcdSurfaceBase   base;
+    HINSTANCE          hinstance;
+    HWND               hwnd;
+} VkIcdSurfaceWin32;
+#endif // VK_USE_PLATFORM_WIN32_KHR
+
+#ifdef VK_USE_PLATFORM_XCB_KHR
+typedef struct _VkIcdSurfaceXcb {
+    VkIcdSurfaceBase   base;
+    xcb_connection_t*  connection;
+    xcb_window_t       window;
+} VkIcdSurfaceXcb;
+#endif // VK_USE_PLATFORM_XCB_KHR
+
+#ifdef VK_USE_PLATFORM_XLIB_KHR
+typedef struct _VkIcdSurfaceXlib {
+    VkIcdSurfaceBase   base;
+    Display*           dpy;
+    Window             window;
+} VkIcdSurfaceXlib;
+#endif // VK_USE_PLATFORM_XLIB_KHR
+
+#endif // VKICD_H