diff options
Diffstat (limited to 'thirdparty/vulkan/loader/vk_loader_platform.h')
| -rw-r--r-- | thirdparty/vulkan/loader/vk_loader_platform.h | 448 |
1 files changed, 0 insertions, 448 deletions
diff --git a/thirdparty/vulkan/loader/vk_loader_platform.h b/thirdparty/vulkan/loader/vk_loader_platform.h deleted file mode 100644 index 36698f7fa4..0000000000 --- a/thirdparty/vulkan/loader/vk_loader_platform.h +++ /dev/null @@ -1,448 +0,0 @@ -/* - * - * Copyright (c) 2015-2018 The Khronos Group Inc. - * Copyright (c) 2015-2018 Valve Corporation - * Copyright (c) 2015-2018 LunarG, Inc. - * - * 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 - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - * Author: Ian Elliot <ian@lunarg.com> - * Author: Jon Ashburn <jon@lunarg.com> - * Author: Lenny Komow <lenny@lunarg.com> - * - */ -#pragma once - -#if defined(_WIN32) -// WinSock2.h must be included *BEFORE* windows.h -#include <winsock2.h> -#endif // _WIN32 - -#if defined(__Fuchsia__) -#include "dlopen_fuchsia.h" -#endif // defined(__Fuchsia__) - -#include "vulkan/vk_platform.h" -#include "vulkan/vk_sdk_platform.h" - -#if defined(__linux__) || defined(__APPLE__) || defined(__Fuchsia__) -/* Linux-specific common code: */ - -// Headers: -//#ifndef _GNU_SOURCE -//#define _GNU_SOURCE 1 -//#endif -#include <unistd.h> -// Note: The following file is for dynamic loading: -#include <dlfcn.h> -#include <pthread.h> -#include <assert.h> -#include <string.h> -#include <stdbool.h> -#include <stdlib.h> -#include <libgen.h> - -// VK Library Filenames, Paths, etc.: -#define PATH_SEPARATOR ':' -#define DIRECTORY_SYMBOL '/' - -#define VULKAN_DIR "vulkan/" -#define VULKAN_ICDCONF_DIR "icd.d" -#define VULKAN_ICD_DIR "icd" -#define VULKAN_SETTINGSCONF_DIR "settings.d" -#define VULKAN_ELAYERCONF_DIR "explicit_layer.d" -#define VULKAN_ILAYERCONF_DIR "implicit_layer.d" -#define VULKAN_LAYER_DIR "layer" - -#define VK_DRIVERS_INFO_RELATIVE_DIR VULKAN_DIR VULKAN_ICDCONF_DIR -#define VK_SETTINGS_INFO_RELATIVE_DIR VULKAN_DIR VULKAN_SETTINGSCONF_DIR -#define VK_ELAYERS_INFO_RELATIVE_DIR VULKAN_DIR VULKAN_ELAYERCONF_DIR -#define VK_ILAYERS_INFO_RELATIVE_DIR VULKAN_DIR VULKAN_ILAYERCONF_DIR - -#define VK_DRIVERS_INFO_REGISTRY_LOC "" -#define VK_SETTINGS_INFO_REGISTRY_LOC "" -#define VK_ELAYERS_INFO_REGISTRY_LOC "" -#define VK_ILAYERS_INFO_REGISTRY_LOC "" - -#if !defined(DEFAULT_VK_LAYERS_PATH) -#define DEFAULT_VK_LAYERS_PATH "" -#endif -#if !defined(LAYERS_SOURCE_PATH) -#define LAYERS_SOURCE_PATH NULL -#endif -#define LAYERS_PATH_ENV "VK_LAYER_PATH" -#define ENABLED_LAYERS_ENV "VK_INSTANCE_LAYERS" - -// C99: -#define PRINTF_SIZE_T_SPECIFIER "%zu" - -// File IO -static inline bool loader_platform_file_exists(const char *path) { - if (access(path, F_OK)) - return false; - else - return true; -} - -static inline bool loader_platform_is_path_absolute(const char *path) { - if (path[0] == '/') - return true; - else - return false; -} - -static inline char *loader_platform_dirname(char *path) { return dirname(path); } - -#if defined(__linux__) - -// find application path + name. Path cannot be longer than 1024, returns NULL if it is greater than that. -static inline char *loader_platform_executable_path(char *buffer, size_t size) { - ssize_t count = readlink("/proc/self/exe", buffer, size); - if (count == -1) return NULL; - if (count == 0) return NULL; - buffer[count] = '\0'; - return buffer; -} -#elif defined(__APPLE__) // defined(__linux__) -#include <libproc.h> -static inline char *loader_platform_executable_path(char *buffer, size_t size) { - pid_t pid = getpid(); - int ret = proc_pidpath(pid, buffer, size); - if (ret <= 0) return NULL; - buffer[ret] = '\0'; - return buffer; -} -#elif defined(__Fuchsia__) -static inline char *loader_platform_executable_path(char *buffer, size_t size) { return NULL; } -#endif // defined (__APPLE__) - -// Compatability with compilers that don't support __has_feature -#ifndef __has_feature -#define __has_feature(x) 0 -#endif - -#if __has_feature(address_sanitizer) || defined(__SANITIZE_ADDRESS__) -#define LOADER_ADDRESS_SANITIZER -#endif - -// Dynamic Loading of libraries: -typedef void *loader_platform_dl_handle; -// When loading the library, we use RTLD_LAZY so that not all symbols have to be -// resolved at this time (which improves performance). Note that if not all symbols -// can be resolved, this could cause crashes later. Use the LD_BIND_NOW environment -// variable to force all symbols to be resolved here. -#define LOADER_DLOPEN_MODE (RTLD_LAZY | RTLD_LOCAL) - -#if defined(__Fuchsia__) -static inline loader_platform_dl_handle loader_platform_open_driver(const char *libPath) { - return dlopen_fuchsia(libPath, LOADER_DLOPEN_MODE, true); -} -static inline loader_platform_dl_handle loader_platform_open_library(const char *libPath) { - return dlopen_fuchsia(libPath, LOADER_DLOPEN_MODE, false); -} -#else -static inline loader_platform_dl_handle loader_platform_open_library(const char *libPath) { - return dlopen(libPath, LOADER_DLOPEN_MODE); -} -#endif - -static inline const char *loader_platform_open_library_error(const char *libPath) { -#ifdef __Fuchsia__ - return dlerror_fuchsia(); -#else - return dlerror(); -#endif -} -static inline void loader_platform_close_library(loader_platform_dl_handle library) { dlclose(library); } -static inline void *loader_platform_get_proc_address(loader_platform_dl_handle library, const char *name) { - assert(library); - assert(name); - return dlsym(library, name); -} -static inline const char *loader_platform_get_proc_address_error(const char *name) { return dlerror(); } - -// Threads: -typedef pthread_t loader_platform_thread; -#define THREAD_LOCAL_DECL __thread - -// The once init functionality is not used on Linux -#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var) -#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var) -#define LOADER_PLATFORM_THREAD_ONCE(ctl, func) - -// Thread IDs: -typedef pthread_t loader_platform_thread_id; -static inline loader_platform_thread_id loader_platform_get_thread_id() { return pthread_self(); } - -// Thread mutex: -typedef pthread_mutex_t loader_platform_thread_mutex; -static inline void loader_platform_thread_create_mutex(loader_platform_thread_mutex *pMutex) { pthread_mutex_init(pMutex, NULL); } -static inline void loader_platform_thread_lock_mutex(loader_platform_thread_mutex *pMutex) { pthread_mutex_lock(pMutex); } -static inline void loader_platform_thread_unlock_mutex(loader_platform_thread_mutex *pMutex) { pthread_mutex_unlock(pMutex); } -static inline void loader_platform_thread_delete_mutex(loader_platform_thread_mutex *pMutex) { pthread_mutex_destroy(pMutex); } -typedef pthread_cond_t loader_platform_thread_cond; -static inline void loader_platform_thread_init_cond(loader_platform_thread_cond *pCond) { pthread_cond_init(pCond, NULL); } -static inline void loader_platform_thread_cond_wait(loader_platform_thread_cond *pCond, loader_platform_thread_mutex *pMutex) { - pthread_cond_wait(pCond, pMutex); -} -static inline void loader_platform_thread_cond_broadcast(loader_platform_thread_cond *pCond) { pthread_cond_broadcast(pCond); } - -#define loader_stack_alloc(size) alloca(size) - -#elif defined(_WIN32) // defined(__linux__) -/* Windows-specific common code: */ -// WinBase.h defines CreateSemaphore and synchapi.h defines CreateEvent -// undefine them to avoid conflicts with VkLayerDispatchTable struct members. -#ifdef CreateSemaphore -#undef CreateSemaphore -#endif -#ifdef CreateEvent -#undef CreateEvent -#endif -#include <assert.h> -#include <stdio.h> -#include <string.h> -#include <io.h> -#include <stdbool.h> -#include <shlwapi.h> -#include <direct.h> -#ifdef __cplusplus -#include <iostream> -#include <string> -#endif // __cplusplus - -// VK Library Filenames, Paths, etc.: -#define PATH_SEPARATOR ';' -#define DIRECTORY_SYMBOL '\\' -#define DEFAULT_VK_REGISTRY_HIVE HKEY_LOCAL_MACHINE -#define DEFAULT_VK_REGISTRY_HIVE_STR "HKEY_LOCAL_MACHINE" -#define SECONDARY_VK_REGISTRY_HIVE HKEY_CURRENT_USER -#define SECONDARY_VK_REGISTRY_HIVE_STR "HKEY_CURRENT_USER" - -#define VK_DRIVERS_INFO_RELATIVE_DIR "" -#define VK_SETTINGS_INFO_RELATIVE_DIR "" -#define VK_ELAYERS_INFO_RELATIVE_DIR "" -#define VK_ILAYERS_INFO_RELATIVE_DIR "" - -#ifdef _WIN64 -#define HKR_VK_DRIVER_NAME API_NAME "DriverName" -#else -#define HKR_VK_DRIVER_NAME API_NAME "DriverNameWow" -#endif -#define VK_DRIVERS_INFO_REGISTRY_LOC "SOFTWARE\\Khronos\\" API_NAME "\\Drivers" -#define VK_SETTINGS_INFO_REGISTRY_LOC "SOFTWARE\\Khronos\\" API_NAME "\\Settings" -#define VK_ELAYERS_INFO_REGISTRY_LOC "SOFTWARE\\Khronos\\" API_NAME "\\ExplicitLayers" -#define VK_ILAYERS_INFO_REGISTRY_LOC "SOFTWARE\\Khronos\\" API_NAME "\\ImplicitLayers" - -#if !defined(DEFAULT_VK_LAYERS_PATH) -#define DEFAULT_VK_LAYERS_PATH "" -#endif -#if !defined(LAYERS_SOURCE_PATH) -#define LAYERS_SOURCE_PATH NULL -#endif -#define LAYERS_PATH_ENV "VK_LAYER_PATH" -#define ENABLED_LAYERS_ENV "VK_INSTANCE_LAYERS" - -#define PRINTF_SIZE_T_SPECIFIER "%Iu" - -#if defined(_WIN32) -// Get the key for the plug n play driver registry -// The string returned by this function should NOT be freed -static inline const char *LoaderPnpDriverRegistry() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? "VulkanDriverNameWow" : "VulkanDriverName"; -} -static inline const wchar_t *LoaderPnpDriverRegistryWide() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? L"VulkanDriverNameWow" : L"VulkanDriverName"; -} - -// Get the key for the plug 'n play explicit layer registry -// The string returned by this function should NOT be freed -static inline const char *LoaderPnpELayerRegistry() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? "VulkanExplicitLayersWow" : "VulkanExplicitLayers"; -} -static inline const wchar_t *LoaderPnpELayerRegistryWide() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? L"VulkanExplicitLayersWow" : L"VulkanExplicitLayers"; -} - -// Get the key for the plug 'n play implicit layer registry -// The string returned by this function should NOT be freed -static inline const char *LoaderPnpILayerRegistry() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? "VulkanImplicitLayersWow" : "VulkanImplicitLayers"; -} -static inline const wchar_t *LoaderPnpILayerRegistryWide() { - BOOL is_wow; - IsWow64Process(GetCurrentProcess(), &is_wow); - return is_wow ? L"VulkanImplicitLayersWow" : L"VulkanImplicitLayers"; -} -#endif - -// File IO -static bool loader_platform_file_exists(const char *path) { - if ((_access(path, 0)) == -1) - return false; - else - return true; -} - -static bool loader_platform_is_path_absolute(const char *path) { - if (!path || !*path) { - return false; - } - if (*path == DIRECTORY_SYMBOL || path[1] == ':') { - return true; - } - return false; -} - -// WIN32 runtime doesn't have dirname(). -static inline char *loader_platform_dirname(char *path) { - char *current, *next; - - // TODO/TBD: Do we need to deal with the Windows's ":" character? - - for (current = path; *current != '\0'; current = next) { - next = strchr(current, DIRECTORY_SYMBOL); - if (next == NULL) { - if (current != path) *(current - 1) = '\0'; - return path; - } else { - // Point one character past the DIRECTORY_SYMBOL: - next++; - } - } - return path; -} - -static inline char *loader_platform_executable_path(char *buffer, size_t size) { - DWORD ret = GetModuleFileName(NULL, buffer, (DWORD)size); - if (ret == 0) return NULL; - if (ret > size) return NULL; - buffer[ret] = '\0'; - return buffer; -} - -// Dynamic Loading: -typedef HMODULE loader_platform_dl_handle; -static loader_platform_dl_handle loader_platform_open_library(const char *lib_path) { - // Try loading the library the original way first. - loader_platform_dl_handle lib_handle = LoadLibrary(lib_path); - if (lib_handle == NULL && GetLastError() == ERROR_MOD_NOT_FOUND) { - // If that failed, then try loading it with broader search folders. - lib_handle = LoadLibraryEx(lib_path, NULL, LOAD_LIBRARY_SEARCH_DEFAULT_DIRS | LOAD_LIBRARY_SEARCH_DLL_LOAD_DIR); - } - return lib_handle; -} -static char *loader_platform_open_library_error(const char *libPath) { - static char errorMsg[164]; - (void)snprintf(errorMsg, 163, "Failed to open dynamic library \"%s\" with error %lu", libPath, GetLastError()); - return errorMsg; -} -static void loader_platform_close_library(loader_platform_dl_handle library) { FreeLibrary(library); } -static void *loader_platform_get_proc_address(loader_platform_dl_handle library, const char *name) { - assert(library); - assert(name); - return (void *)GetProcAddress(library, name); -} -static char *loader_platform_get_proc_address_error(const char *name) { - static char errorMsg[120]; - (void)snprintf(errorMsg, 119, "Failed to find function \"%s\" in dynamic library", name); - return errorMsg; -} - -// Threads: -typedef HANDLE loader_platform_thread; - -// __declspec(thread) is not supported by MinGW compiler (ignored with warning or -// cause error depending on compiler switches) -// -// __thread should be used instead -// -// __MINGW32__ defined for both 32 and 64 bit MinGW compilers, so it is enough to -// detect any (32 or 64) flavor of MinGW compiler. -// -// @note __GNUC__ could be used as a more generic way to detect _any_ -// GCC[-compatible] compiler on Windows, but this fix was tested -// only with MinGW, so keep it explicit at the moment. -#if defined(__MINGW32__) -#define THREAD_LOCAL_DECL __thread -#else -#define THREAD_LOCAL_DECL __declspec(thread) -#endif - -// The once init functionality is not used when building a DLL on Windows. This is because there is no way to clean up the -// resources allocated by anything allocated by once init. This isn't a problem for static libraries, but it is for dynamic -// ones. When building a DLL, we use DllMain() instead to allow properly cleaning up resources. -#if defined(LOADER_DYNAMIC_LIB) -#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var) -#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var) -#define LOADER_PLATFORM_THREAD_ONCE(ctl, func) -#else -#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var) INIT_ONCE var = INIT_ONCE_STATIC_INIT; -#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var) INIT_ONCE var; -#define LOADER_PLATFORM_THREAD_ONCE(ctl, func) loader_platform_thread_once_fn(ctl, func) -static BOOL CALLBACK InitFuncWrapper(PINIT_ONCE InitOnce, PVOID Parameter, PVOID *Context) { - void (*func)(void) = (void (*)(void))Parameter; - func(); - return TRUE; -} -static void loader_platform_thread_once_fn(void *ctl, void (*func)(void)) { - assert(func != NULL); - assert(ctl != NULL); - InitOnceExecuteOnce((PINIT_ONCE)ctl, InitFuncWrapper, (void *)func, NULL); -} -#endif - -// Thread IDs: -typedef DWORD loader_platform_thread_id; -static loader_platform_thread_id loader_platform_get_thread_id() { return GetCurrentThreadId(); } - -// Thread mutex: -typedef CRITICAL_SECTION loader_platform_thread_mutex; -static void loader_platform_thread_create_mutex(loader_platform_thread_mutex *pMutex) { InitializeCriticalSection(pMutex); } -static void loader_platform_thread_lock_mutex(loader_platform_thread_mutex *pMutex) { EnterCriticalSection(pMutex); } -static void loader_platform_thread_unlock_mutex(loader_platform_thread_mutex *pMutex) { LeaveCriticalSection(pMutex); } -static void loader_platform_thread_delete_mutex(loader_platform_thread_mutex *pMutex) { DeleteCriticalSection(pMutex); } -typedef CONDITION_VARIABLE loader_platform_thread_cond; -static void loader_platform_thread_init_cond(loader_platform_thread_cond *pCond) { InitializeConditionVariable(pCond); } -static void loader_platform_thread_cond_wait(loader_platform_thread_cond *pCond, loader_platform_thread_mutex *pMutex) { - SleepConditionVariableCS(pCond, pMutex, INFINITE); -} -static void loader_platform_thread_cond_broadcast(loader_platform_thread_cond *pCond) { WakeAllConditionVariable(pCond); } - -#define loader_stack_alloc(size) _alloca(size) -#else // defined(_WIN32) - -#error The "loader_platform.h" file must be modified for this OS. - -// NOTE: In order to support another OS, an #elif needs to be added (above the -// "#else // defined(_WIN32)") for that OS, and OS-specific versions of the -// contents of this file must be created. - -// NOTE: Other OS-specific changes are also needed for this OS. Search for -// files with "WIN32" in it, as a quick way to find files that must be changed. - -#endif // defined(_WIN32) - -// returns true if the given string appears to be a relative or absolute -// path, as opposed to a bare filename. -static inline bool loader_platform_is_path(const char *path) { return strchr(path, DIRECTORY_SYMBOL) != NULL; } |