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core_validation.cpp
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// Copyright (c) 2017-2022, The Khronos Group Inc.
// Copyright (c) 2017-2019 Valve Corporation
// Copyright (c) 2017-2019 LunarG, Inc.
//
// SPDX-License-Identifier: Apache-2.0
//
// 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: Mark Young <marky@lunarg.com>
//
#include "api_layer_platform_defines.h"
#include "extra_algorithms.h"
#include "hex_and_handles.h"
#include "loader_interfaces.h"
#include "platform_utils.hpp"
#include "validation_utils.h"
#include "xr_generated_core_validation.hpp"
#include "xr_generated_dispatch_table.h"
#include <openxr/openxr.h>
#include <algorithm>
#include <cctype>
#include <cstring>
#include <fstream>
#include <iostream>
#include <memory>
#include <mutex>
#include <sstream>
#include <stdexcept>
#include <string>
#include <unordered_map>
#include <utility>
#include <vector>
#if defined(__GNUC__) && __GNUC__ >= 4
#define LAYER_EXPORT __attribute__((visibility("default")))
#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
#define LAYER_EXPORT __attribute__((visibility("default")))
#elif defined(_MSC_VER)
#define LAYER_EXPORT __declspec(dllexport)
#else
#define LAYER_EXPORT
#endif
// Log recording information
enum CoreValidationRecordType {
RECORD_NONE = 0,
RECORD_TEXT_COUT,
RECORD_TEXT_FILE,
RECORD_HTML_FILE,
};
struct CoreValidationRecordInfo {
bool initialized;
CoreValidationRecordType type;
std::string file_name;
};
static CoreValidationRecordInfo g_record_info = {};
static std::mutex g_record_mutex = {};
// HTML utilities
bool CoreValidationWriteHtmlHeader() {
try {
std::unique_lock<std::mutex> mlock(g_record_mutex);
std::ofstream html_file;
html_file.open(g_record_info.file_name, std::ios::out);
html_file
<< "<!doctype html>\n"
"<html>\n"
" <head>\n"
" <title>OpenXR Core Validation</title>\n"
" <style type='text/css'>\n"
" html {\n"
" background-color: #0b1e48;\n"
" background-image: url('https://vulkan.lunarg.com/img/bg-starfield.jpg');\n"
" background-position: center;\n"
" -webkit-background-size: cover;\n"
" -moz-background-size: cover;\n"
" -o-background-size: cover;\n"
" background-size: cover;\n"
" background-attachment: fixed;\n"
" background-repeat: no-repeat;\n"
" height: 100%;\n"
" }\n"
" #header {\n"
" z-index: -1;\n"
" }\n"
" #header>img {\n"
" position: absolute;\n"
" width: 160px;\n"
" margin-left: -280px;\n"
" top: -10px;\n"
" left: 50%;\n"
" }\n"
" #header>h1 {\n"
" font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;\n"
" font-size: 48px;\n"
" font-weight: 200;\n"
" text-shadow: 4px 4px 5px #000;\n"
" color: #eee;\n"
" position: absolute;\n"
" width: 600px;\n"
" margin-left: -80px;\n"
" top: 8px;\n"
" left: 50%;\n"
" }\n"
" body {\n"
" font-family: Consolas, monaco, monospace;\n"
" font-size: 14px;\n"
" line-height: 20px;\n"
" color: #eee;\n"
" height: 100%;\n"
" margin: 0;\n"
" overflow: hidden;\n"
" }\n"
" #wrapper {\n"
" background-color: rgba(0, 0, 0, 0.7);\n"
" border: 1px solid #446;\n"
" box-shadow: 0px 0px 10px #000;\n"
" padding: 8px 12px;\n"
" display: inline-block;\n"
" position: absolute;\n"
" top: 80px;\n"
" bottom: 25px;\n"
" left: 50px;\n"
" right: 50px;\n"
" overflow: auto;\n"
" }\n"
" details>*:not(summary) {\n"
" margin-left: 22px;\n"
" }\n"
" summary:only-child {\n"
" display: block;\n"
" padding-left: 15px;\n"
" }\n"
" details>summary:only-child::-webkit-details-marker {\n"
" display: none;\n"
" padding-left: 15px;\n"
" }\n"
" .headervar, .generalheadertype, .warningheadertype, .errorheadertype, .debugheadertype, .headerval {\n"
" display: inline;\n"
" margin: 0 9px;\n"
" }\n"
" .var, .type, .val {\n"
" display: inline;\n"
" margin: 0 6px;\n"
" }\n"
" .warningheadertype, .type {\n"
" color: #dce22f;\n"
" }\n"
" .errorheadertype, .type {\n"
" color: #ff1616;\n"
" }\n"
" .debugheadertype, .type {\n"
" color: #888;\n"
" }\n"
" .generalheadertype, .type {\n"
" color: #acf;\n"
" }\n"
" .headerval, .val {\n"
" color: #afa;\n"
" text-align: right;\n"
" }\n"
" .thd {\n"
" color: #888;\n"
" }\n"
" </style>\n"
" </head>\n"
" <body>\n"
" <div id='header'>\n"
" <img src='https://lunarg.com/wp-content/uploads/2016/02/LunarG-wReg-150.png' />\n"
" <h1>OpenXR Core Validation</h1>\n"
" </div>\n"
" <div id='wrapper'>\n";
return true;
} catch (...) {
return false;
}
}
bool CoreValidationWriteHtmlFooter() {
try {
std::unique_lock<std::mutex> mlock(g_record_mutex);
std::ofstream html_file;
html_file.open(g_record_info.file_name, std::ios::out | std::ios::app);
html_file << " </div>\n"
" </body>\n"
"</html>";
// Writing the footer means we're done.
if (g_record_info.initialized) {
g_record_info.initialized = false;
g_record_info.type = RECORD_NONE;
}
return true;
} catch (...) {
return false;
}
}
// For routing platform_utils.hpp messages.
void LogPlatformUtilsError(const std::string &message) {
#if !defined(NDEBUG)
std::cerr << message << std::endl;
#if defined(XR_OS_WINDOWS)
OutputDebugStringA((message + "\n").c_str());
#endif
#endif
}
// Function to record all the core validation information
void CoreValidLogMessage(GenValidUsageXrInstanceInfo *instance_info, const std::string &message_id,
GenValidUsageDebugSeverity message_severity, const std::string &command_name,
std::vector<GenValidUsageXrObjectInfo> objects_info, const std::string &message) {
if (g_record_info.initialized) {
std::unique_lock<std::mutex> mlock(g_record_mutex);
// Debug Utils items (in case we need them)
XrDebugUtilsMessageSeverityFlagsEXT debug_utils_severity = 0;
std::string severity_string;
switch (message_severity) {
case VALID_USAGE_DEBUG_SEVERITY_DEBUG:
severity_string = "VALID_DEBUG";
debug_utils_severity = XR_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT;
break;
case VALID_USAGE_DEBUG_SEVERITY_INFO:
severity_string = "VALID_INFO";
debug_utils_severity = XR_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT;
break;
case VALID_USAGE_DEBUG_SEVERITY_WARNING:
severity_string = "VALID_WARNING";
debug_utils_severity = XR_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT;
break;
case VALID_USAGE_DEBUG_SEVERITY_ERROR:
severity_string = "VALID_ERROR";
debug_utils_severity = XR_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
break;
default:
severity_string = "VALID_UNKNOWN";
break;
}
NamesAndLabels names_and_labels;
// If we have instance information, see if we need to log this information out to a debug messenger
// callback.
if (nullptr != instance_info) {
if (!instance_info->debug_messengers.empty()) {
std::vector<XrSdkLogObjectInfo> objects;
objects.reserve(objects_info.size());
std::transform(objects_info.begin(), objects_info.end(), std::back_inserter(objects),
[](GenValidUsageXrObjectInfo const &info) {
return XrSdkLogObjectInfo{info.handle, info.type};
});
// Setup our callback data once
XrDebugUtilsMessengerCallbackDataEXT callback_data = {};
callback_data.type = XR_TYPE_DEBUG_UTILS_MESSENGER_CALLBACK_DATA_EXT;
callback_data.messageId = message_id.c_str();
callback_data.functionName = command_name.c_str();
callback_data.message = message.c_str();
if (!instance_info->debug_data.Empty()) {
names_and_labels = instance_info->debug_data.PopulateNamesAndLabels(std::move(objects));
names_and_labels.PopulateCallbackData(callback_data);
}
// Loop through all active messengers and give each a chance to output information
for (const auto &debug_messenger : instance_info->debug_messengers) {
CoreValidationMessengerInfo *validation_messenger_info = debug_messenger.get();
XrDebugUtilsMessengerCreateInfoEXT *messenger_create_info = validation_messenger_info->create_info;
// If a callback exists, and the message is of a type this callback cares about, call it.
if (nullptr != messenger_create_info->userCallback &&
0 != (messenger_create_info->messageSeverities & debug_utils_severity) &&
0 != (messenger_create_info->messageTypes & XR_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT)) {
XrBool32 ret_val = messenger_create_info->userCallback(debug_utils_severity,
XR_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT,
&callback_data, messenger_create_info->userData);
}
}
}
}
switch (g_record_info.type) {
case RECORD_TEXT_COUT: {
std::cout << "[" << severity_string << " | " << message_id << " | " << command_name << "]: " << message
<< std::endl;
if (!objects_info.empty()) {
std::cout << " Objects:" << std::endl;
uint32_t count = 0;
for (const auto &object_info : objects_info) {
std::string object_type = GenValidUsageXrObjectTypeToString(object_info.type);
std::ostringstream oss_object_handle;
std::cout << " [" << std::to_string(count++) << "] - " << object_type << " ("
<< Uint64ToHexString(object_info.handle) << ")";
std::cout << std::endl;
}
}
if (!names_and_labels.labels.empty()) {
std::cout << " Session Labels:" << std::endl;
uint32_t count = 0;
for (const auto &session_label : names_and_labels.labels) {
std::cout << " [" << std::to_string(count++) << "] - " << session_label.labelName << std::endl;
}
}
std::cout << std::flush;
break;
}
case RECORD_TEXT_FILE: {
std::ofstream text_file;
text_file.open(g_record_info.file_name, std::ios::out | std::ios::app);
text_file << "[" << severity_string << " | " << message_id << " | " << command_name << "]: " << message
<< std::endl;
if (!objects_info.empty()) {
text_file << " Objects:" << std::endl;
uint32_t count = 0;
for (const auto &object_info : objects_info) {
std::string object_type = GenValidUsageXrObjectTypeToString(object_info.type);
text_file << " [" << std::to_string(count++) << "] - " << object_type << " ("
<< Uint64ToHexString(object_info.handle) << ")";
text_file << std::endl;
}
}
if (!names_and_labels.labels.empty()) {
text_file << " Session Labels:" << std::endl;
uint32_t count = 0;
for (const auto &session_label : names_and_labels.labels) {
text_file << " [" << std::to_string(count++) << "] - " << session_label.labelName << std::endl;
}
}
text_file << std::flush;
text_file.close();
break;
}
case RECORD_HTML_FILE: {
std::ofstream text_file;
text_file.open(g_record_info.file_name, std::ios::out | std::ios::app);
text_file << "<details class='data'>\n";
std::string header_type = "generalheadertype";
switch (message_severity) {
case VALID_USAGE_DEBUG_SEVERITY_DEBUG:
header_type = "debugheadertype";
severity_string = "Debug Message";
break;
case VALID_USAGE_DEBUG_SEVERITY_INFO:
severity_string = "Info Message";
break;
case VALID_USAGE_DEBUG_SEVERITY_WARNING:
header_type = "warningheadertype";
severity_string = "Warning Message";
break;
case VALID_USAGE_DEBUG_SEVERITY_ERROR:
header_type = "errorheadertype";
severity_string = "Error Message";
break;
default:
severity_string = "Unknown Message";
break;
}
text_file << " <summary>\n"
<< " <div class='" << header_type << "'>" << severity_string << "</div>\n"
<< " <div class='headerval'>" << command_name << "</div>\n"
<< " <div class='headervar'>" << message_id << "</div>\n"
<< " </summary>\n";
text_file << " <div class='data'>\n";
text_file << " <div class='val'>" << message << "</div>\n";
if (!objects_info.empty()) {
text_file << " <details class='data'>\n";
text_file << " <summary>\n";
text_file << " <div class='type'>Relevant OpenXR Objects</div>\n";
text_file << " </summary>\n";
uint32_t count = 0;
for (const auto &object_info : objects_info) {
std::string object_type = GenValidUsageXrObjectTypeToString(object_info.type);
text_file << " <div class='data'>\n";
text_file << " <div class='var'>[" << count++ << "]</div>\n";
text_file << " <div class='type'>" << object_type << "</div>\n";
text_file << " <div class='val'>" << Uint64ToHexString(object_info.handle) << "</div>\n";
text_file << " </div>\n";
}
text_file << " </details>\n";
text_file << std::flush;
}
if (!names_and_labels.labels.empty()) {
text_file << " <details class='data'>\n";
text_file << " <summary>\n";
text_file << " <div class='type'>Relevant Session Labels</div>\n";
text_file << " </summary>\n";
uint32_t count = 0;
for (const auto &session_label : names_and_labels.labels) {
text_file << " <div class='data'>\n";
text_file << " <div class='var'>[" << count++ << "]</div>\n";
text_file << " <div class='type'>" << session_label.labelName << "</div>\n";
text_file << " </div>\n";
}
text_file << " </details>\n";
}
text_file << " </div>\n";
text_file << "</details>\n";
break;
}
default:
break;
}
}
}
void reportInternalError(std::string const &message) {
std::cerr << "INTERNAL VALIDATION LAYER ERROR: " << message << std::endl;
throw std::runtime_error("Internal validation layer error: " + message);
}
void InvalidStructureType(GenValidUsageXrInstanceInfo *instance_info, const std::string &command_name,
std::vector<GenValidUsageXrObjectInfo> &objects_info, const char *structure_name, XrStructureType type,
const char *vuid, XrStructureType expected, const char *expected_name) {
std::ostringstream oss_type;
oss_type << structure_name << " has an invalid XrStructureType ";
oss_type << Uint32ToHexString(static_cast<uint32_t>(type));
if (expected != 0) {
oss_type << ", expected " << Uint32ToHexString(static_cast<uint32_t>(expected));
oss_type << " (" << expected_name << ")";
}
if (vuid != nullptr) {
CoreValidLogMessage(instance_info, vuid, VALID_USAGE_DEBUG_SEVERITY_ERROR, command_name, objects_info, oss_type.str());
} else {
CoreValidLogMessage(instance_info, "VUID-" + std::string(structure_name) + "-type-type", VALID_USAGE_DEBUG_SEVERITY_ERROR,
command_name, objects_info, oss_type.str());
}
}
std::string StructTypesToString(GenValidUsageXrInstanceInfo *instance_info, const std::vector<XrStructureType> &structs) {
char struct_type_buffer[XR_MAX_STRUCTURE_NAME_SIZE];
std::string error_message;
if (nullptr == instance_info) {
error_message = "UNKNOWN - no instance info available";
return error_message;
}
bool wrote_struct = false;
for (auto &s : structs)
if (XR_SUCCESS == instance_info->dispatch_table->StructureTypeToString(instance_info->instance, s, struct_type_buffer)) {
if (wrote_struct) {
error_message += ", ";
}
wrote_struct = true;
error_message += struct_type_buffer;
}
return error_message;
}
// NOTE: Can't validate the following VUIDs since the command never enters a layer:
// Command: xrEnumerateApiLayerProperties
// VUIDs: "VUID-xrEnumerateApiLayerProperties-propertyCountOutput-parameter"
// "VUID-xrEnumerateApiLayerProperties-properties-parameter"
// Command: xrEnumerateInstanceExtensionProperties
// VUIDs: "VUID-xrEnumerateInstanceExtensionProperties-layerName-parameter"
// "VUID-xrEnumerateInstanceExtensionProperties-propertyCountOutput-parameter"
// "VUID-xrEnumerateInstanceExtensionProperties-properties-parameter"
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrCreateInstance(const XrInstanceCreateInfo * /*info*/, XrInstance * /*instance*/) {
// Shouldn't be called, coreValidationXrCreateApiLayerInstance should called instead
return XR_SUCCESS;
}
GenValidUsageXrInstanceInfo::GenValidUsageXrInstanceInfo(XrInstance inst, PFN_xrGetInstanceProcAddr next_get_instance_proc_addr)
: instance(inst), dispatch_table(new XrGeneratedDispatchTable()) {
/// @todo smart pointer here!
// Create the dispatch table to the next levels
GeneratedXrPopulateDispatchTable(dispatch_table, instance, next_get_instance_proc_addr);
}
GenValidUsageXrInstanceInfo::~GenValidUsageXrInstanceInfo() { delete dispatch_table; }
// See if there is a debug utils create structure in the "next" chain
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrCreateApiLayerInstance(const XrInstanceCreateInfo *info,
const struct XrApiLayerCreateInfo *apiLayerInfo,
XrInstance *instance) {
try {
XrApiLayerCreateInfo new_api_layer_info = {};
XrResult validation_result = XR_SUCCESS;
bool user_defined_output = false;
bool first_time = !g_record_info.initialized;
if (!g_record_info.initialized) {
g_record_info.initialized = true;
g_record_info.type = RECORD_TEXT_COUT;
}
std::string export_type = PlatformUtilsGetEnv("XR_CORE_VALIDATION_EXPORT_TYPE");
std::string file_name = PlatformUtilsGetEnv("XR_CORE_VALIDATION_FILE_NAME");
if (!file_name.empty()) {
g_record_info.file_name = file_name;
g_record_info.type = RECORD_TEXT_FILE;
user_defined_output = true;
}
if (!export_type.empty()) {
std::string export_type_lower = export_type;
std::transform(export_type.begin(), export_type.end(), export_type_lower.begin(),
[](unsigned char c) { return std::tolower(c); });
if (export_type_lower == "html" && first_time) {
g_record_info.type = RECORD_HTML_FILE;
if (!CoreValidationWriteHtmlHeader()) {
return XR_ERROR_INITIALIZATION_FAILED;
}
} else if (export_type_lower == "none") {
g_record_info.type = RECORD_NONE;
}
}
std::cerr << "Core Validation output type: " << (export_type.empty() ? "text" : export_type)
<< ", first time = " << (first_time ? "true" : "false") << std::endl;
// Call the generated pre valid usage check.
validation_result = GenValidUsageInputsXrCreateInstance(info, instance);
// Copy the contents of the layer info struct, but then move the next info up by
// one slot so that the next layer gets information.
memcpy(&new_api_layer_info, apiLayerInfo, sizeof(XrApiLayerCreateInfo));
new_api_layer_info.nextInfo = apiLayerInfo->nextInfo->next;
// Get the function pointers we need
PFN_xrGetInstanceProcAddr next_get_instance_proc_addr = apiLayerInfo->nextInfo->nextGetInstanceProcAddr;
PFN_xrCreateApiLayerInstance next_create_api_layer_instance = apiLayerInfo->nextInfo->nextCreateApiLayerInstance;
// Create the instance using the layer create instance command for the next layer
XrInstance returned_instance = *instance;
XrResult next_result = next_create_api_layer_instance(info, &new_api_layer_info, &returned_instance);
*instance = returned_instance;
// Create the instance information
std::unique_ptr<GenValidUsageXrInstanceInfo> instance_info(
new GenValidUsageXrInstanceInfo(returned_instance, next_get_instance_proc_addr));
// Save the enabled extensions.
for (uint32_t extension = 0; extension < info->enabledExtensionCount; ++extension) {
instance_info->enabled_extensions.emplace_back(info->enabledExtensionNames[extension]);
}
g_instance_info.insert(returned_instance, std::move(instance_info));
// See if a debug utils messenger is supposed to be created as part of the instance
// NOTE: We have to wait until after the instance info is added to the map for this
// to work properly.
const auto *next_header = reinterpret_cast<const XrBaseInStructure *>(info->next);
const XrDebugUtilsMessengerCreateInfoEXT *dbg_utils_create_info = nullptr;
while (next_header != nullptr) {
if (next_header->type == XR_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT) {
dbg_utils_create_info = reinterpret_cast<const XrDebugUtilsMessengerCreateInfoEXT *>(next_header);
// Create the debug messenger. We don't have to keep track of it because it will be tracked as part
// of the instance info from here on out.
XrDebugUtilsMessengerEXT messenger;
validation_result = CoreValidationXrCreateDebugUtilsMessengerEXT(*instance, dbg_utils_create_info, &messenger);
// If we created a debug messenger, turn off the text output unless a user indicates they wanted it
if (XR_SUCCESS == validation_result && !user_defined_output) {
g_record_info.type = RECORD_NONE;
}
break;
}
next_header = reinterpret_cast<const XrBaseInStructure *>(next_header->next);
}
if (XR_SUCCESS == validation_result) {
return next_result;
}
return validation_result;
} catch (std::bad_alloc &) {
return XR_ERROR_OUT_OF_MEMORY;
} catch (...) {
return XR_ERROR_INITIALIZATION_FAILED;
}
}
void EraseAllInstanceTableMapElements(GenValidUsageXrInstanceInfo *search_value) {
typedef typename InstanceHandleInfo::value_t value_t;
auto map_with_lock = g_instance_info.lockMap();
auto &map = map_with_lock.second;
map_erase_if(map, [=](value_t const &data) { return data.second.get() == search_value; });
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrDestroyInstance(XrInstance instance) {
GenValidUsageInputsXrDestroyInstance(instance);
if (XR_NULL_HANDLE != instance) {
auto info_with_lock = g_instance_info.getWithLock(instance);
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_messengers.clear();
}
}
XrResult result = GenValidUsageNextXrDestroyInstance(instance);
if (!g_instance_info.empty() && g_record_info.type == RECORD_HTML_FILE) {
CoreValidationWriteHtmlFooter();
}
return result;
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrCreateSession(XrInstance instance, const XrSessionCreateInfo *createInfo,
XrSession *session) {
try {
XrResult test_result = GenValidUsageInputsXrCreateSession(instance, createInfo, session);
if (XR_SUCCESS != test_result) {
return test_result;
}
GenValidUsageXrInstanceInfo *gen_instance_info = g_instance_info.get(instance);
// Check the next chain for a graphics binding structure, we need at least one.
uint32_t num_graphics_bindings_found = 0;
const auto *cur_ptr = reinterpret_cast<const XrBaseInStructure *>(createInfo->next);
while (nullptr != cur_ptr) {
switch (cur_ptr->type) {
default:
break;
case XR_TYPE_GRAPHICS_BINDING_VULKAN_KHR:
num_graphics_bindings_found++;
break;
#ifdef XR_USE_PLATFORM_WIN32
case XR_TYPE_GRAPHICS_BINDING_OPENGL_WIN32_KHR:
case XR_TYPE_GRAPHICS_BINDING_D3D11_KHR:
case XR_TYPE_GRAPHICS_BINDING_D3D12_KHR:
num_graphics_bindings_found++;
break;
#endif
#if defined(XR_USE_PLATFORM_ANDROID)
case XR_TYPE_GRAPHICS_BINDING_OPENGL_ES_ANDROID_KHR:
num_graphics_bindings_found++;
break;
#endif
#ifdef XR_USE_PLATFORM_XLIB
case XR_TYPE_GRAPHICS_BINDING_OPENGL_XLIB_KHR:
num_graphics_bindings_found++;
break;
#endif
#ifdef XR_USE_PLATFORM_XCB
case XR_TYPE_GRAPHICS_BINDING_OPENGL_XCB_KHR:
num_graphics_bindings_found++;
break;
#endif
#ifdef XR_USE_PLATFORM_WAYLAND
case XR_TYPE_GRAPHICS_BINDING_OPENGL_WAYLAND_KHR:
num_graphics_bindings_found++;
break;
#endif
}
cur_ptr = reinterpret_cast<const XrBaseInStructure *>(cur_ptr->next);
}
bool has_headless = false;
auto const &enabled_extensions = gen_instance_info->enabled_extensions;
has_headless |= (enabled_extensions.end() !=
std::find(enabled_extensions.begin(), enabled_extensions.end(), XR_MND_HEADLESS_EXTENSION_NAME));
#ifdef XR_KHR_headless
has_headless |= (enabled_extensions.end() !=
std::find(enabled_extensions.begin(), enabled_extensions.end(), XR_KHR_HEADLESS_EXTENSION_NAME));
#endif // XR_KHR_headless
bool got_right_graphics_binding_count = (num_graphics_bindings_found == 1);
if (!got_right_graphics_binding_count && has_headless) {
// This permits 0 as well.
got_right_graphics_binding_count = (num_graphics_bindings_found == 0);
}
if (!got_right_graphics_binding_count) {
std::vector<GenValidUsageXrObjectInfo> objects_info;
objects_info.emplace_back(instance, XR_OBJECT_TYPE_INSTANCE);
std::ostringstream error_stream;
error_stream << "Invalid number of graphics binding structures provided. ";
error_stream << "Expected ";
if (has_headless) {
error_stream << "0 or 1";
} else {
error_stream << "1";
}
error_stream << ", but received ";
error_stream << num_graphics_bindings_found;
error_stream << ".";
// TODO: This needs to be updated with the actual VUID once we generate it.
CoreValidLogMessage(gen_instance_info, "VUID-xrCreateSession-next-parameter", VALID_USAGE_DEBUG_SEVERITY_ERROR,
"xrCreateSession", objects_info, error_stream.str());
return XR_ERROR_GRAPHICS_DEVICE_INVALID;
}
return GenValidUsageNextXrCreateSession(instance, createInfo, session);
} catch (...) {
return XR_SUCCESS;
}
}
// Called during xrDestroySession. We need to delete all session related labels.
void CoreValidationDeleteSessionLabels(XrSession session) {
auto info_with_lock = g_session_info.getWithLock(session);
if (info_with_lock.second == nullptr) {
return;
}
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second->instance_info;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_data.DeleteSessionLabels(session);
}
}
// ---- XR_EXT_debug_utils extension commands
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrSetDebugUtilsObjectNameEXT(XrInstance instance,
const XrDebugUtilsObjectNameInfoEXT *nameInfo) {
try {
XrResult result = GenValidUsageInputsXrSetDebugUtilsObjectNameEXT(instance, nameInfo);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
result = GenValidUsageNextXrSetDebugUtilsObjectNameEXT(instance, nameInfo);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
auto info_with_lock = g_instance_info.getWithLock(instance);
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_data.AddObjectName(nameInfo->objectHandle, nameInfo->objectType, nameInfo->objectName);
}
return result;
} catch (...) {
return XR_ERROR_VALIDATION_FAILURE;
}
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrCreateDebugUtilsMessengerEXT(XrInstance instance,
const XrDebugUtilsMessengerCreateInfoEXT *createInfo,
XrDebugUtilsMessengerEXT *messenger) {
try {
XrResult result = GenValidUsageInputsXrCreateDebugUtilsMessengerEXT(instance, createInfo, messenger);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
result = GenValidUsageNextXrCreateDebugUtilsMessengerEXT(instance, createInfo, messenger);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
auto info_with_lock = g_instance_info.getWithLock(instance);
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second;
if (nullptr != gen_instance_info) {
auto *new_create_info = new XrDebugUtilsMessengerCreateInfoEXT(*createInfo);
new_create_info->next = nullptr;
UniqueCoreValidationMessengerInfo new_messenger_info(new CoreValidationMessengerInfo);
new_messenger_info->messenger = *messenger;
new_messenger_info->create_info = new_create_info;
gen_instance_info->debug_messengers.push_back(std::move(new_messenger_info));
}
return result;
} catch (...) {
return XR_ERROR_VALIDATION_FAILURE;
}
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrDestroyDebugUtilsMessengerEXT(XrDebugUtilsMessengerEXT messenger) {
try {
XrResult result = GenValidUsageInputsXrDestroyDebugUtilsMessengerEXT(messenger);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
result = GenValidUsageNextXrDestroyDebugUtilsMessengerEXT(messenger);
if (!XR_UNQUALIFIED_SUCCESS(result)) {
return result;
}
if (XR_NULL_HANDLE == messenger) {
return XR_ERROR_HANDLE_INVALID;
}
auto info_with_lock = g_debugutilsmessengerext_info.getWithLock(messenger);
if (info_with_lock.second != nullptr) {
GenValidUsageXrHandleInfo *gen_handle_info = info_with_lock.second;
if (nullptr != gen_handle_info) {
auto &debug_messengers = gen_handle_info->instance_info->debug_messengers;
vector_remove_if_and_erase(
debug_messengers, [=](UniqueCoreValidationMessengerInfo const &msg) { return msg->messenger == messenger; });
}
}
return result;
} catch (...) {
return XR_ERROR_VALIDATION_FAILURE;
}
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrSessionBeginDebugUtilsLabelRegionEXT(XrSession session,
const XrDebugUtilsLabelEXT *labelInfo) {
XrResult test_result = GenValidUsageInputsXrSessionBeginDebugUtilsLabelRegionEXT(session, labelInfo);
if (XR_SUCCESS != test_result) {
return test_result;
}
auto info_with_lock = g_session_info.getWithLock(session);
if (info_with_lock.second != nullptr) {
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second->instance_info;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_data.BeginLabelRegion(session, *labelInfo);
}
}
return GenValidUsageNextXrSessionBeginDebugUtilsLabelRegionEXT(session, labelInfo);
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrSessionEndDebugUtilsLabelRegionEXT(XrSession session) {
XrResult test_result = GenValidUsageInputsXrSessionEndDebugUtilsLabelRegionEXT(session);
if (XR_SUCCESS != test_result) {
return test_result;
}
auto info_with_lock = g_session_info.getWithLock(session);
if (info_with_lock.second != nullptr) {
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second->instance_info;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_data.EndLabelRegion(session);
}
}
return GenValidUsageNextXrSessionEndDebugUtilsLabelRegionEXT(session);
}
XRAPI_ATTR XrResult XRAPI_CALL CoreValidationXrSessionInsertDebugUtilsLabelEXT(XrSession session,
const XrDebugUtilsLabelEXT *labelInfo) {
XrResult test_result = GenValidUsageInputsXrSessionInsertDebugUtilsLabelEXT(session, labelInfo);
if (XR_SUCCESS != test_result) {
return test_result;
}
auto info_with_lock = g_session_info.getWithLock(session);
if (info_with_lock.second != nullptr) {
GenValidUsageXrInstanceInfo *gen_instance_info = info_with_lock.second->instance_info;
if (nullptr != gen_instance_info) {
gen_instance_info->debug_data.InsertLabel(session, *labelInfo);
}
}
return GenValidUsageNextXrSessionInsertDebugUtilsLabelEXT(session, labelInfo);
}
// ############################################################
// NOTE: Add new validation checking above this comment block
// ############################################################
extern "C" {
// Function used to negotiate an interface betewen the loader and an API layer. Each library exposing one or
// more API layers needs to expose at least this function.
LAYER_EXPORT XrResult xrNegotiateLoaderApiLayerInterface(const XrNegotiateLoaderInfo *loaderInfo, const char * /*apiLayerName*/,
XrNegotiateApiLayerRequest *apiLayerRequest) {
if (nullptr == loaderInfo || nullptr == apiLayerRequest || loaderInfo->structType != XR_LOADER_INTERFACE_STRUCT_LOADER_INFO ||
loaderInfo->structVersion != XR_LOADER_INFO_STRUCT_VERSION || loaderInfo->structSize != sizeof(XrNegotiateLoaderInfo) ||
apiLayerRequest->structType != XR_LOADER_INTERFACE_STRUCT_API_LAYER_REQUEST ||
apiLayerRequest->structVersion != XR_API_LAYER_INFO_STRUCT_VERSION ||
apiLayerRequest->structSize != sizeof(XrNegotiateApiLayerRequest) ||
loaderInfo->minInterfaceVersion > XR_CURRENT_LOADER_API_LAYER_VERSION ||
loaderInfo->maxInterfaceVersion < XR_CURRENT_LOADER_API_LAYER_VERSION ||
loaderInfo->maxApiVersion < XR_CORE_VALIDATION_API_VERSION || loaderInfo->minApiVersion > XR_CORE_VALIDATION_API_VERSION) {
return XR_ERROR_INITIALIZATION_FAILED;
}
apiLayerRequest->layerInterfaceVersion = XR_CURRENT_LOADER_API_LAYER_VERSION;
apiLayerRequest->layerApiVersion = XR_CORE_VALIDATION_API_VERSION;
apiLayerRequest->getInstanceProcAddr = reinterpret_cast<PFN_xrGetInstanceProcAddr>(GenValidUsageXrGetInstanceProcAddr);
apiLayerRequest->createApiLayerInstance =
reinterpret_cast<PFN_xrCreateApiLayerInstance>(CoreValidationXrCreateApiLayerInstance);
return XR_SUCCESS;
}
} // extern "C"