src/dawn/native/vulkan/ExternalHandle.h

#ifndef SRC_DAWN_NATIVE_VULKAN_EXTERNALHANDLE_H_
#define SRC_DAWN_NATIVE_VULKAN_EXTERNALHANDLE_H_

#include "dawn/common/vulkan_platform.h"

namespace dawn::native::vulkan {

#if DAWN_PLATFORM_LINUX
    // File descriptor
    using ExternalMemoryHandle = int;
    // File descriptor
    using ExternalSemaphoreHandle = int;
#elif DAWN_PLATFORM_FUCHSIA
    // Really a Zircon vmo handle.
    using ExternalMemoryHandle = zx_handle_t;
    // Really a Zircon event handle.
    using ExternalSemaphoreHandle = zx_handle_t;
#else
    // Generic types so that the Null service can compile, not used for real handles
    using ExternalMemoryHandle = void*;
    using ExternalSemaphoreHandle = void*;
#endif

}  // namespace dawn::native::vulkan

#endif  // SRC_DAWN_NATIVE_VULKAN_EXTERNALHANDLE_H_