third_party_vulkan-loader/loader/loader_windows.h
Mike Schuchardt 4de4f256ab loader: Dynamically load Win8+ functions
Allow loader to run on Windows 7 by dynamically loading function
pointers for Windows 8 and above APIs.
2022-07-11 13:38:35 -06:00

120 lines
5.9 KiB
C

/*
*
* Copyright (c) 2014-2022 The Khronos Group Inc.
* Copyright (c) 2014-2022 Valve Corporation
* Copyright (c) 2014-2022 LunarG, Inc.
* Copyright (C) 2015 Google 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: Jon Ashburn <jon@lunarg.com>
* Author: Courtney Goeltzenleuchter <courtney@LunarG.com>
* Author: Chia-I Wu <olvaffe@gmail.com>
* Author: Chia-I Wu <olv@lunarg.com>
* Author: Mark Lobodzinski <mark@LunarG.com>
* Author: Lenny Komow <lenny@lunarg.com>
* Author: Charles Giessen <charles@lunarg.com>
*
*/
#pragma once
#if defined(_WIN32)
#include "loader_common.h"
#include <minwindef.h>
#include <cfgmgr32.h>
#include <sdkddkver.h>
// Windows specific initialization functionality
void windows_initialization(void);
// Append the JSON path data to the list and allocate/grow the list if it's not large enough.
// Function returns true if filename was appended to reg_data list.
// Caller should free reg_data.
bool windows_add_json_entry(const struct loader_instance *inst,
char **reg_data, // list of JSON files
PDWORD total_size, // size of reg_data
LPCSTR key_name, // key name - used for debug prints - i.e. VulkanDriverName
DWORD key_type, // key data type
LPSTR json_path, // JSON string to add to the list reg_data
DWORD json_size, // size in bytes of json_path
VkResult *result);
// Find the list of registry files (names VulkanDriverName/VulkanDriverNameWow) in hkr.
//
// This function looks for filename in given device handle, filename is then added to return list
// function return true if filename was appended to reg_data list
// If error occurs result is updated with failure reason
bool windows_get_device_registry_entry(const struct loader_instance *inst, char **reg_data, PDWORD total_size, DEVINST dev_id,
LPCSTR value_name, VkResult *result);
// Find the list of registry files (names VulkanDriverName/VulkanDriverNameWow) in hkr .
//
// This function looks for display devices and childish software components
// for a list of files which are added to a returned list (function return
// value).
// Function return is a string with a ';' separated list of filenames.
// Function return is NULL if no valid name/value pairs are found in the key,
// or the key is not found.
//
// *reg_data contains a string list of filenames as pointer.
// When done using the returned string list, the caller should free the pointer.
VkResult windows_get_device_registry_files(const struct loader_instance *inst, uint32_t log_target_flag, char **reg_data,
PDWORD reg_data_size, LPCSTR value_name);
// Find the list of registry files (names within a key) in key "location".
//
// This function looks in the registry (hive = DEFAULT_VK_REGISTRY_HIVE) key as
// given in "location"
// for a list or name/values which are added to a returned list (function return
// value).
// The DWORD values within the key must be 0 or they are skipped.
// Function return is a string with a ';' separated list of filenames.
// Function return is NULL if no valid name/value pairs are found in the key,
// or the key is not found.
//
// *reg_data contains a string list of filenames as pointer.
// When done using the returned string list, the caller should free the pointer.
VkResult windows_get_registry_files(const struct loader_instance *inst, char *location, bool use_secondary_hive, char **reg_data,
PDWORD reg_data_size);
// Read manifest JSON files using the Windows driver interface
VkResult windows_read_manifest_from_d3d_adapters(const struct loader_instance *inst, char **reg_data, PDWORD reg_data_size,
const wchar_t *value_name);
// Look for data files in the registry.
VkResult windows_read_data_files_in_registry(const struct loader_instance *inst, enum loader_data_files_type data_file_type,
bool warn_if_not_present, char *registry_location,
struct loader_data_files *out_files);
// This function allocates an array in sorted_devices which must be freed by the caller if not null
VkResult windows_read_sorted_physical_devices(struct loader_instance *inst, uint32_t *sorted_devices_count,
struct loader_phys_dev_per_icd **sorted_devices);
// This function sorts an array in physical device groups based on the sorted physical device information
VkResult windows_sort_physical_device_groups(struct loader_instance *inst, const uint32_t group_count,
struct loader_physical_device_group_term *sorted_group_term,
const uint32_t sorted_device_count,
struct loader_phys_dev_per_icd *sorted_phys_dev_array);
// Creates a DXGI factory
// Returns VkLoaderFeatureFlags containing VK_LOADER_FEATURE_PHYSICAL_DEVICE_SORTING if successful, otherwise 0
VkLoaderFeatureFlags windows_initialize_dxgi(void);
// Retrieve a path to an installed app package that contains Vulkan manifests.
// When done using the returned string, the caller should free the pointer.
char *windows_get_app_package_manifest_path(const struct loader_instance *inst);
#endif // WIN32