layers_extensions.cpp revision b147127b06c1ce6443839e8102d1ed2631a57b07
180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall/* 280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * Copyright 2016 The Android Open Source Project 380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * 480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * Licensed under the Apache License, Version 2.0 (the "License"); 580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * you may not use this file except in compliance with the License. 680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * You may obtain a copy of the License at 780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * 880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * http://www.apache.org/licenses/LICENSE-2.0 980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * 1080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * Unless required by applicable law or agreed to in writing, software 1180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * distributed under the License is distributed on an "AS IS" BASIS, 1280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * See the License for the specific language governing permissions and 1480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall * limitations under the License. 1580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall */ 1680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 1780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include "loader.h" 1880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <alloca.h> 1980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <dirent.h> 2080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <dlfcn.h> 2180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <mutex> 2280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <sys/prctl.h> 2380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <string> 2480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <string.h> 2580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <vector> 2680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <log/log.h> 2780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall#include <vulkan/vulkan_loader_data.h> 2880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 2980523e2e39c29b06ab40573468dde43a9867f487Jesse Hallusing namespace vulkan; 3080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 31b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall// TODO(jessehall): The whole way we deal with extensions is pretty hokey, and 32b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall// not a good long-term solution. Having a hard-coded enum of extensions is 33b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall// bad, of course. Representing sets of extensions (requested, supported, etc.) 34b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall// as a bitset isn't necessarily bad, if the mapping from extension to bit were 35b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall// dynamic. Need to rethink this completely when there's a little more time. 36b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall 37aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// TODO(jessehall): This file currently builds up global data structures as it 38aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// loads, and never cleans them up. This means we're doing heap allocations 39aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// without going through an app-provided allocator, but worse, we'll leak those 40aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// allocations if the loader is unloaded. 41aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// 42aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// We should allocate "enough" BSS space, and suballocate from there. Will 43aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// probably want to intern strings, etc., and will need some custom/manual data 44aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// structures. 45aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 46aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// TODO(jessehall): Currently we have separate lists for instance and device 47aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// layers. Most layers are both; we should use one entry for each layer name, 48aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall// with a mask saying what kind(s) it is. 49aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 5080523e2e39c29b06ab40573468dde43a9867f487Jesse Hallnamespace vulkan { 5180523e2e39c29b06ab40573468dde43a9867f487Jesse Hallstruct Layer { 5280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall VkLayerProperties properties; 5380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall size_t library_idx; 5480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall std::vector<VkExtensionProperties> extensions; 5580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall}; 5680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} // namespace vulkan 5780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 5880523e2e39c29b06ab40573468dde43a9867f487Jesse Hallnamespace { 5980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 6080523e2e39c29b06ab40573468dde43a9867f487Jesse Hallstd::mutex g_library_mutex; 6180523e2e39c29b06ab40573468dde43a9867f487Jesse Hallstruct LayerLibrary { 6280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall std::string path; 6380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall void* dlhandle; 6480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall size_t refcount; 6580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall}; 6680523e2e39c29b06ab40573468dde43a9867f487Jesse Hallstd::vector<LayerLibrary> g_layer_libraries; 67aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallstd::vector<Layer> g_instance_layers; 68aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallstd::vector<Layer> g_device_layers; 6980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 7080523e2e39c29b06ab40573468dde43a9867f487Jesse Hallvoid AddLayerLibrary(const std::string& path) { 7180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGV("examining layer library '%s'", path.c_str()); 7280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 7380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall void* dlhandle = dlopen(path.c_str(), RTLD_NOW | RTLD_LOCAL); 7480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (!dlhandle) { 7580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGW("failed to load layer library '%s': %s", path.c_str(), dlerror()); 7680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return; 7780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 7880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 79aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall PFN_vkEnumerateInstanceLayerProperties enumerate_instance_layers = 8080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall reinterpret_cast<PFN_vkEnumerateInstanceLayerProperties>( 8180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlsym(dlhandle, "vkEnumerateInstanceLayerProperties")); 82aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall PFN_vkEnumerateInstanceExtensionProperties enumerate_instance_extensions = 8380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall reinterpret_cast<PFN_vkEnumerateInstanceExtensionProperties>( 8480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlsym(dlhandle, "vkEnumerateInstanceExtensionProperties")); 85aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall PFN_vkEnumerateDeviceLayerProperties enumerate_device_layers = 86aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall reinterpret_cast<PFN_vkEnumerateDeviceLayerProperties>( 87aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlsym(dlhandle, "vkEnumerateDeviceLayerProperties")); 88aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall PFN_vkEnumerateDeviceExtensionProperties enumerate_device_extensions = 89aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall reinterpret_cast<PFN_vkEnumerateDeviceExtensionProperties>( 90aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlsym(dlhandle, "vkEnumerateDeviceExtensionProperties")); 91aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (!((enumerate_instance_layers && enumerate_instance_extensions) || 92aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall (enumerate_device_layers && enumerate_device_extensions))) { 93aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGV( 94aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "layer library '%s' has neither instance nor device enumeraion " 95aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "functions", 96aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall path.c_str()); 9780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlclose(dlhandle); 9880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return; 9980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 10080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 101aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall VkResult result; 102aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t num_instance_layers = 0; 103aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t num_device_layers = 0; 104aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (enumerate_instance_layers) { 105aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_instance_layers(&num_instance_layers, nullptr); 106aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 107aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 108aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateInstanceLayerProperties failed for library '%s': " 109aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "%d", 110aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall path.c_str(), result); 111aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 112aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 113aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 11480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 115aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (enumerate_device_layers) { 116aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_device_layers(VK_NULL_HANDLE, &num_device_layers, 117aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall nullptr); 118aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 119aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 120aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateDeviceLayerProperties failed for library '%s': %d", 121aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall path.c_str(), result); 122aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 123aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 124aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 12580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 126aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall VkLayerProperties* properties = static_cast<VkLayerProperties*>(alloca( 127aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall (num_instance_layers + num_device_layers) * sizeof(VkLayerProperties))); 128aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (num_instance_layers > 0) { 129aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_instance_layers(&num_instance_layers, properties); 13080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (result != VK_SUCCESS) { 13180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGW( 132aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateInstanceLayerProperties failed for library '%s': " 133aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "%d", 134aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall path.c_str(), result); 13580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlclose(dlhandle); 13680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return; 13780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 138aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 139aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (num_device_layers > 0) { 140aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_device_layers(VK_NULL_HANDLE, &num_device_layers, 141aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall properties + num_instance_layers); 14280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (result != VK_SUCCESS) { 14380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGW( 144aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateDeviceLayerProperties failed for library '%s': %d", 145aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall path.c_str(), result); 14680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlclose(dlhandle); 14780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return; 14880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 149aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 150aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 151aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall size_t library_idx = g_layer_libraries.size(); 152aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall size_t prev_num_instance_layers = g_instance_layers.size(); 153aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall size_t prev_num_device_layers = g_device_layers.size(); 154aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.reserve(prev_num_instance_layers + num_instance_layers); 155aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_device_layers.reserve(prev_num_device_layers + num_device_layers); 156aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall for (size_t i = 0; i < num_instance_layers; i++) { 157aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall const VkLayerProperties& props = properties[i]; 158aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 159aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall Layer layer; 160aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.properties = props; 161aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.library_idx = library_idx; 162aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 163aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (enumerate_instance_extensions) { 164aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t count = 0; 165aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = 166aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall enumerate_instance_extensions(props.layerName, &count, nullptr); 167aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 168aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 169aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateInstanceExtensionProperties(%s) failed for " 170aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "library " 171aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "'%s': %d", 172aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall props.layerName, path.c_str(), result); 173aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.resize(prev_num_instance_layers); 174aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 175aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 176aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 177aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.extensions.resize(count); 178aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_instance_extensions(props.layerName, &count, 179aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.extensions.data()); 180aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 181aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 182aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateInstanceExtensionProperties(%s) failed for " 183aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "library " 184aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "'%s': %d", 185aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall props.layerName, path.c_str(), result); 186aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.resize(prev_num_instance_layers); 187aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 188aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 189aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 190aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 19180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 192aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.push_back(layer); 193b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall ALOGV(" added instance layer '%s'", props.layerName); 194aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 195aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall for (size_t i = 0; i < num_device_layers; i++) { 196aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall const VkLayerProperties& props = properties[num_instance_layers + i]; 197aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 198aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall Layer layer; 199aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.properties = props; 200aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.library_idx = library_idx; 201aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 202aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (enumerate_device_extensions) { 203aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t count; 204aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = enumerate_device_extensions( 205aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall VK_NULL_HANDLE, props.layerName, &count, nullptr); 206aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 207aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 208aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateDeviceExtensionProperties(%s) failed for " 209aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "library " 210aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "'%s': %d", 211aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall props.layerName, path.c_str(), result); 212aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.resize(prev_num_instance_layers); 213aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_device_layers.resize(prev_num_device_layers); 214aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 215aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 216aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 217aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall layer.extensions.resize(count); 218aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall result = 219aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall enumerate_device_extensions(VK_NULL_HANDLE, props.layerName, 220aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall &count, layer.extensions.data()); 221aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (result != VK_SUCCESS) { 222aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall ALOGW( 223aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "vkEnumerateDeviceExtensionProperties(%s) failed for " 224aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "library " 225aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall "'%s': %d", 226aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall props.layerName, path.c_str(), result); 227aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_instance_layers.resize(prev_num_instance_layers); 228aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_device_layers.resize(prev_num_device_layers); 229aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall dlclose(dlhandle); 230aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return; 231aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 232aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } 233aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 234aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall g_device_layers.push_back(layer); 235b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall ALOGV(" added device layer '%s'", props.layerName); 23680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 23780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 23880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlclose(dlhandle); 23980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 24080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall g_layer_libraries.push_back(LayerLibrary{path, nullptr, 0}); 24180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 24280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 24380523e2e39c29b06ab40573468dde43a9867f487Jesse Hallvoid DiscoverLayersInDirectory(const std::string& dir_path) { 24480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGV("looking for layers in '%s'", dir_path.c_str()); 24580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 24680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall DIR* directory = opendir(dir_path.c_str()); 24780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (!directory) { 24880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall int err = errno; 24980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGV_IF(err != ENOENT, "failed to open layer directory '%s': %s (%d)", 25080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dir_path.c_str(), strerror(err), err); 25180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return; 25280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 25380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 25480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall std::string path; 25580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall path.reserve(dir_path.size() + 20); 25680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall path.append(dir_path); 25780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall path.append("/"); 25880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 25980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall struct dirent* entry; 26080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall while ((entry = readdir(directory))) { 26180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall size_t libname_len = strlen(entry->d_name); 262a7ac76df54c30e771ecfd05cdd2b52209af71470Jesse Hall if (strncmp(entry->d_name, "libVkLayer", 10) != 0 || 26380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall strncmp(entry->d_name + libname_len - 3, ".so", 3) != 0) 26480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall continue; 26580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall path.append(entry->d_name); 26680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall AddLayerLibrary(path); 26780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall path.resize(dir_path.size() + 1); 26880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 26980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 27080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall closedir(directory); 27180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 27280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 27380523e2e39c29b06ab40573468dde43a9867f487Jesse Hallvoid* GetLayerGetProcAddr(const Layer& layer, 27480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall const char* gpa_name, 27580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall size_t gpa_name_len) { 27680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall const LayerLibrary& library = g_layer_libraries[layer.library_idx]; 27780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall void* gpa; 27830ac78b43ce408eb6d666c8667d184b8e44ed9e6Jesse Hall size_t layer_name_len = std::max(size_t{2}, strlen(layer.properties.layerName)); 27980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall char* name = static_cast<char*>(alloca(layer_name_len + gpa_name_len + 1)); 28080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall strcpy(name, layer.properties.layerName); 28180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall strcpy(name + layer_name_len, gpa_name); 28280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (!(gpa = dlsym(library.dlhandle, name))) { 28380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall strcpy(name, "vk"); 28480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall strcpy(name + 2, gpa_name); 28580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall gpa = dlsym(library.dlhandle, name); 28680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 28780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return gpa; 28880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 28980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 290aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Halluint32_t EnumerateLayers(const std::vector<Layer>& layers, 291aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t count, 292aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall VkLayerProperties* properties) { 293aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t n = std::min(count, static_cast<uint32_t>(layers.size())); 29480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall for (uint32_t i = 0; i < n; i++) { 295aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall properties[i] = layers[i].properties; 29680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 297aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return static_cast<uint32_t>(layers.size()); 29880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 29980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 300aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallvoid GetLayerExtensions(const std::vector<Layer>& layers, 301aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall const char* name, 30280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall const VkExtensionProperties** properties, 30380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall uint32_t* count) { 304aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall auto layer = 305aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall std::find_if(layers.cbegin(), layers.cend(), [=](const Layer& entry) { 306aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return strcmp(entry.properties.layerName, name) == 0; 307aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall }); 308aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (layer == layers.cend()) { 309aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall *properties = nullptr; 310aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall *count = 0; 311aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall } else { 312aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall *properties = layer->extensions.data(); 313aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall *count = static_cast<uint32_t>(layer->extensions.size()); 31480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 31580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 31680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 317aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse HallLayerRef GetLayerRef(std::vector<Layer>& layers, const char* name) { 318aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall for (uint32_t id = 0; id < layers.size(); id++) { 319aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (strcmp(name, layers[id].properties.layerName) != 0) { 320aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall LayerLibrary& library = g_layer_libraries[layers[id].library_idx]; 32180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall std::lock_guard<std::mutex> lock(g_library_mutex); 32280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (library.refcount++ == 0) { 32380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall library.dlhandle = 32480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlopen(library.path.c_str(), RTLD_NOW | RTLD_LOCAL); 32580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (!library.dlhandle) { 32680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall ALOGE("failed to load layer library '%s': %s", 32780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall library.path.c_str(), dlerror()); 32880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall library.refcount = 0; 32980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return LayerRef(nullptr); 33080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 33180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 332aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return LayerRef(&layers[id]); 33380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 33480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 33580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return LayerRef(nullptr); 33680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 33780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 338aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} // anonymous namespace 339aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 340aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallnamespace vulkan { 341aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 342aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallvoid DiscoverLayers() { 343aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (prctl(PR_GET_DUMPABLE, 0, 0, 0, 0)) 344aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall DiscoverLayersInDirectory("/data/local/debug/vulkan"); 345aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall if (!LoaderData::GetInstance().layer_path.empty()) 346aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall DiscoverLayersInDirectory(LoaderData::GetInstance().layer_path.c_str()); 347aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 348aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 349aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Halluint32_t EnumerateInstanceLayers(uint32_t count, 350aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall VkLayerProperties* properties) { 351aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return EnumerateLayers(g_instance_layers, count, properties); 352aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 353aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 354aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Halluint32_t EnumerateDeviceLayers(uint32_t count, VkLayerProperties* properties) { 355aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return EnumerateLayers(g_device_layers, count, properties); 356aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 357aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 358aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallvoid GetInstanceLayerExtensions(const char* name, 359aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall const VkExtensionProperties** properties, 360aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t* count) { 361aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall GetLayerExtensions(g_instance_layers, name, properties, count); 362aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 363aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 364aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hallvoid GetDeviceLayerExtensions(const char* name, 365aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall const VkExtensionProperties** properties, 366aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall uint32_t* count) { 367aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall GetLayerExtensions(g_device_layers, name, properties, count); 368aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 369aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 370aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse HallLayerRef GetInstanceLayerRef(const char* name) { 371aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return GetLayerRef(g_instance_layers, name); 372aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 373aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 374aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse HallLayerRef GetDeviceLayerRef(const char* name) { 375aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall return GetLayerRef(g_device_layers, name); 376aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall} 377aa410941d29cba4a3a56e90cb3f0be3f03c76ceaJesse Hall 37880523e2e39c29b06ab40573468dde43a9867f487Jesse HallLayerRef::LayerRef(Layer* layer) : layer_(layer) {} 37980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 38080523e2e39c29b06ab40573468dde43a9867f487Jesse HallLayerRef::~LayerRef() { 38180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (layer_) { 38280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall LayerLibrary& library = g_layer_libraries[layer_->library_idx]; 38380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall std::lock_guard<std::mutex> lock(g_library_mutex); 38480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall if (--library.refcount == 0) { 38580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall dlclose(library.dlhandle); 38680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall library.dlhandle = nullptr; 38780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 38880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall } 38980523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 39080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 39180523e2e39c29b06ab40573468dde43a9867f487Jesse HallLayerRef::LayerRef(LayerRef&& other) : layer_(std::move(other.layer_)) {} 39280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 39380523e2e39c29b06ab40573468dde43a9867f487Jesse HallPFN_vkGetInstanceProcAddr LayerRef::GetGetInstanceProcAddr() const { 39480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return layer_ ? reinterpret_cast<PFN_vkGetInstanceProcAddr>( 39580523e2e39c29b06ab40573468dde43a9867f487Jesse Hall GetLayerGetProcAddr(*layer_, "GetInstanceProcAddr", 19)) 39680523e2e39c29b06ab40573468dde43a9867f487Jesse Hall : nullptr; 39780523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 39880523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 39980523e2e39c29b06ab40573468dde43a9867f487Jesse HallPFN_vkGetDeviceProcAddr LayerRef::GetGetDeviceProcAddr() const { 40080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall return layer_ ? reinterpret_cast<PFN_vkGetDeviceProcAddr>( 40180523e2e39c29b06ab40573468dde43a9867f487Jesse Hall GetLayerGetProcAddr(*layer_, "GetDeviceProcAddr", 17)) 40280523e2e39c29b06ab40573468dde43a9867f487Jesse Hall : nullptr; 40380523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} 40480523e2e39c29b06ab40573468dde43a9867f487Jesse Hall 405b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hallbool LayerRef::SupportsExtension(const char* name) const { 406b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall return std::find_if(layer_->extensions.cbegin(), layer_->extensions.cend(), 407b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall [=](const VkExtensionProperties& ext) { 408b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall return strcmp(ext.extensionName, name) == 0; 409b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall }) != layer_->extensions.cend(); 410b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall} 411b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall 4126bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse HallInstanceExtension InstanceExtensionFromName(const char* name) { 4136bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall if (strcmp(name, VK_KHR_SURFACE_EXTENSION_NAME) == 0) 4146bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall return kKHR_surface; 4156bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall if (strcmp(name, VK_KHR_ANDROID_SURFACE_EXTENSION_NAME) == 0) 4166bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall return kKHR_android_surface; 4176bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall if (strcmp(name, VK_EXT_DEBUG_REPORT_EXTENSION_NAME) == 0) 4186bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall return kEXT_debug_report; 4196bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall return kInstanceExtensionCount; 4206bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall} 4216bd5dfa9b94d1f1b2d9b6bae52979502c44c2847Jesse Hall 422b147127b06c1ce6443839e8102d1ed2631a57b07Jesse HallDeviceExtension DeviceExtensionFromName(const char* name) { 423b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall if (strcmp(name, VK_KHR_SWAPCHAIN_EXTENSION_NAME) == 0) 424b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall return kKHR_swapchain; 425b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall if (strcmp(name, VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME) == 0) 426b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall return kANDROID_native_buffer; 427b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall return kDeviceExtensionCount; 428b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall} 429b147127b06c1ce6443839e8102d1ed2631a57b07Jesse Hall 43080523e2e39c29b06ab40573468dde43a9867f487Jesse Hall} // namespace vulkan 431