blob: 19c3ca07d67530b3fb984ae718cb824b358cf944 [file] [log] [blame]
* Copyright (C) 2016 The Android Open Source Project
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#include "../dl_loader.h"
#include "../get_vulkan_proc_address.h"
#include "../log.h"
#include "../target.h" // STDCALL
#include <string>
#include <sstream>
#include <windows.h>
#include <wingdi.h>
namespace {
std::string systemVulkanPath() {
char sysdir[MAX_PATH];
GetSystemDirectoryA(sysdir, MAX_PATH-1);
std::stringstream path;
path << sysdir << "\\vulkan-1.dll";
return path.str();
using namespace gapic;
// Definitions from the Vulkan API. Should keep the same with those in vulkan_types.h.
typedef void* PFN_vkVoidFunction;
typedef size_t VkDevice;
typedef size_t VkInstance;
void* getVulkanInstanceProcAddress(size_t instance, const char *name, bool bypassLocal) {
typedef PFN_vkVoidFunction (*VPAPROC)(VkInstance instance, const char *name);
static DlLoader dylib(bypassLocal ? systemVulkanPath().c_str() : "vulkan-1.dll");
if (VPAPROC vpa = reinterpret_cast<VPAPROC>(dylib.lookup("vkGetInstanceProcAddr"))) {
if (void* proc = vpa(instance, name)) {
GAPID_INFO("GetVulkanInstanceProcAddress(0x%x, %s, %d) -> 0x%x (via %s Vulkan vkGetInstanceProcAddr)",
instance, name, bypassLocal, proc, (bypassLocal ? "system" : "local"));
return proc;
GAPID_INFO("GetVulkanInstanceProcAddress(0x%x, %s, %d) -> not found", instance, name, bypassLocal);
return nullptr;
void* getVulkanDeviceProcAddress(size_t instance, size_t device, const char *name, bool bypassLocal) {
typedef PFN_vkVoidFunction (*VPAPROC)(VkDevice device, const char *name);
if (auto vpa = reinterpret_cast<VPAPROC>(
getVulkanInstanceProcAddress(instance, "vkGetDeviceProcAddr", bypassLocal))) {
if (void* proc = vpa(device, name)) {
GAPID_INFO("GetVulkanDeviceProcAddress(0x%x, 0x%x, %s, %d) -> 0x%x (via %s Vulkan vkGetDeviceProcAddr)",
instance, device, name, bypassLocal, proc, (bypassLocal ? "system" : "local"));
return proc;
GAPID_INFO("GetVulkanDeviceProcAddress(0x%x, 0x%x, %s, %d) -> not found", instance, device, name, bypassLocal);
return nullptr;
void* getVulkanProcAddress(const char* name, bool bypassLocal) {
return getVulkanInstanceProcAddress(0u, name, bypassLocal);
} // anonymous namespace
namespace gapic {
GetVulkanInstanceProcAddressFunc* GetVulkanInstanceProcAddress = getVulkanInstanceProcAddress;
GetVulkanDeviceProcAddressFunc* GetVulkanDeviceProcAddress = getVulkanDeviceProcAddress;
GetVulkanProcAddressFunc* GetVulkanProcAddress = getVulkanProcAddress;
} // namespace gapic