Layers: Implement unique_objects layer using vk.xml

UniqueObjects was the final LVL layer not using vk.xml for codegen.
The new implementation follows the threading layer model which
(outside of safe_struct dependencies) is more tolerant of API
changes. Also updated for structure and style.

build-android/android-generate.bat - Updated for build
build-android/android-generate.sh  - Updated for build
generator.py                       - Added Unique Objects Generator
genvk.py                           - Added call to U_O generator
layers/CMakeLists.txt              - Updated for build
layers/unique_objects.cpp          - New: manually generated code
layers/unique_objects.h            - Now a true header file
vk-layer-generate.py               - killed!

Change-Id: I0d57871dfd2600829502f0bffd7cf6f926b7d5e7
diff --git a/layers/unique_objects.h b/layers/unique_objects.h
index c597b6c..a0fe99e 100644
--- a/layers/unique_objects.h
+++ b/layers/unique_objects.h
@@ -16,30 +16,17 @@
  * limitations under the License.
  *
  * Author: Tobin Ehlis <tobine@google.com>
- *         Mark Lobodzinski <mark@lunarg.com>
+ * Author: Mark Lobodzinski <mark@lunarg.com>
  */
 
-#include "vk_loader_platform.h"
 #include "vulkan/vulkan.h"
 
-#include <cinttypes>
-#include <memory>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <unordered_map>
-#include <vector>
-#include <mutex>
-
-#include "vulkan/vk_layer.h"
-#include "vk_layer_config.h"
-#include "vk_layer_table.h"
 #include "vk_layer_data.h"
-#include "vk_layer_logging.h"
-#include "vk_layer_extension_utils.h"
 #include "vk_safe_struct.h"
 #include "vk_layer_utils.h"
+#include "mutex"
+
+#pragma once
 
 namespace unique_objects {
 
@@ -101,6 +88,8 @@
 
     debug_report_data *report_data;
     std::vector<VkDebugReportCallbackEXT> logging_callback;
+    VkLayerDispatchTable *device_dispatch_table;
+    VkLayerInstanceDispatchTable *instance_dispatch_table;
 
     // The following are for keeping track of the temporary callbacks that can
     // be used in vkCreateInstance and vkDestroyInstance:
@@ -126,10 +115,9 @@
     bool display_enabled;
 };
 
-static std::unordered_map<void *, struct instance_extension_enables> instanceExtMap;
+static std::unordered_map<void *, struct instance_extension_enables> instance_ext_map;
 static std::unordered_map<void *, layer_data *> layer_data_map;
-static device_table_map unique_objects_device_table_map;
-static instance_table_map unique_objects_instance_table_map;
+
 static std::mutex global_lock; // Protect map accesses and unique_id increments
 
 struct GenericHeader {
@@ -153,519 +141,4 @@
     return false;
 }
 
-static void init_unique_objects(layer_data *my_data, const VkAllocationCallbacks *pAllocator) {
-    layer_debug_actions(my_data->report_data, my_data->logging_callback, pAllocator, "google_unique_objects");
-}
-
-// Handle CreateInstance
-static void checkInstanceRegisterExtensions(const VkInstanceCreateInfo *pCreateInfo, VkInstance instance) {
-    uint32_t i;
-    VkLayerInstanceDispatchTable *pDisp = get_dispatch_table(unique_objects_instance_table_map, instance);
-
-    instanceExtMap[pDisp] = {};
-
-    for (i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
-
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].wsi_enabled = true;
-        }
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_DISPLAY_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].display_enabled = true;
-        }
-#ifdef VK_USE_PLATFORM_XLIB_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_XLIB_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].xlib_enabled = true;
-        }
-#endif
-#ifdef VK_USE_PLATFORM_XCB_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_XCB_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].xcb_enabled = true;
-        }
-#endif
-#ifdef VK_USE_PLATFORM_WAYLAND_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].wayland_enabled = true;
-        }
-#endif
-#ifdef VK_USE_PLATFORM_MIR_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_MIR_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].mir_enabled = true;
-        }
-#endif
-#ifdef VK_USE_PLATFORM_ANDROID_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_ANDROID_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].android_enabled = true;
-        }
-#endif
-#ifdef VK_USE_PLATFORM_WIN32_KHR
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_WIN32_SURFACE_EXTENSION_NAME) == 0) {
-            instanceExtMap[pDisp].win32_enabled = true;
-        }
-#endif
-
-        // Check for recognized instance extensions
-        layer_data *instance_data = get_my_data_ptr(get_dispatch_key(instance), layer_data_map);
-        if (!white_list(pCreateInfo->ppEnabledExtensionNames[i], kUniqueObjectsSupportedInstanceExtensions)) {
-            log_msg(instance_data->report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0, __LINE__,
-                    0, "UniqueObjects",
-                    "Instance Extension %s is not supported by this layer.  Using this extension may adversely affect "
-                    "validation results and/or produce undefined behavior.",
-                    pCreateInfo->ppEnabledExtensionNames[i]);
-        }
-    }
-}
-
-VkResult explicit_CreateInstance(const VkInstanceCreateInfo *pCreateInfo, const VkAllocationCallbacks *pAllocator,
-                                 VkInstance *pInstance) {
-    VkLayerInstanceCreateInfo *chain_info = get_chain_info(pCreateInfo, VK_LAYER_LINK_INFO);
-
-    assert(chain_info->u.pLayerInfo);
-    PFN_vkGetInstanceProcAddr fpGetInstanceProcAddr = chain_info->u.pLayerInfo->pfnNextGetInstanceProcAddr;
-    PFN_vkCreateInstance fpCreateInstance = (PFN_vkCreateInstance)fpGetInstanceProcAddr(NULL, "vkCreateInstance");
-    if (fpCreateInstance == NULL) {
-        return VK_ERROR_INITIALIZATION_FAILED;
-    }
-
-    // Advance the link info for the next element on the chain
-    chain_info->u.pLayerInfo = chain_info->u.pLayerInfo->pNext;
-
-    VkResult result = fpCreateInstance(pCreateInfo, pAllocator, pInstance);
-    if (result != VK_SUCCESS) {
-        return result;
-    }
-
-    layer_data *my_data = get_my_data_ptr(get_dispatch_key(*pInstance), layer_data_map);
-    my_data->instance = *pInstance;
-    VkLayerInstanceDispatchTable *pTable = initInstanceTable(*pInstance, fpGetInstanceProcAddr, unique_objects_instance_table_map);
-
-    my_data->instance = *pInstance;
-    my_data->report_data = debug_report_create_instance(pTable, *pInstance, pCreateInfo->enabledExtensionCount,
-        pCreateInfo->ppEnabledExtensionNames);
-
-    // Set up temporary debug callbacks to output messages at CreateInstance-time
-    if (!layer_copy_tmp_callbacks(pCreateInfo->pNext, &my_data->num_tmp_callbacks, &my_data->tmp_dbg_create_infos,
-                                  &my_data->tmp_callbacks)) {
-        if (my_data->num_tmp_callbacks > 0) {
-            if (layer_enable_tmp_callbacks(my_data->report_data, my_data->num_tmp_callbacks, my_data->tmp_dbg_create_infos,
-                                           my_data->tmp_callbacks)) {
-                layer_free_tmp_callbacks(my_data->tmp_dbg_create_infos, my_data->tmp_callbacks);
-                my_data->num_tmp_callbacks = 0;
-            }
-        }
-    }
-
-    init_unique_objects(my_data, pAllocator);
-    checkInstanceRegisterExtensions(pCreateInfo, *pInstance);
-
-    // Disable and free tmp callbacks, no longer necessary
-    if (my_data->num_tmp_callbacks > 0) {
-        layer_disable_tmp_callbacks(my_data->report_data, my_data->num_tmp_callbacks, my_data->tmp_callbacks);
-        layer_free_tmp_callbacks(my_data->tmp_dbg_create_infos, my_data->tmp_callbacks);
-        my_data->num_tmp_callbacks = 0;
-    }
-
-    return result;
-}
-
-void explicit_DestroyInstance(VkInstance instance, const VkAllocationCallbacks *pAllocator) {
-    dispatch_key key = get_dispatch_key(instance);
-    layer_data *my_data = get_my_data_ptr(key, layer_data_map);
-    VkLayerInstanceDispatchTable *pDisp = get_dispatch_table(unique_objects_instance_table_map, instance);
-    instanceExtMap.erase(pDisp);
-    pDisp->DestroyInstance(instance, pAllocator);
-
-    // Clean up logging callback, if any
-    while (my_data->logging_callback.size() > 0) {
-        VkDebugReportCallbackEXT callback = my_data->logging_callback.back();
-        layer_destroy_msg_callback(my_data->report_data, callback, pAllocator);
-        my_data->logging_callback.pop_back();
-    }
-
-    layer_debug_report_destroy_instance(my_data->report_data);
-    layer_data_map.erase(key);
-}
-
-// Handle CreateDevice
-static void createDeviceRegisterExtensions(const VkDeviceCreateInfo *pCreateInfo, VkDevice device) {
-    layer_data *my_device_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-    my_device_data->wsi_enabled = false;
-
-    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
-        if (strcmp(pCreateInfo->ppEnabledExtensionNames[i], VK_KHR_SWAPCHAIN_EXTENSION_NAME) == 0) {
-            my_device_data->wsi_enabled = true;
-        }
-        // Check for recognized device extensions
-        if (!white_list(pCreateInfo->ppEnabledExtensionNames[i], kUniqueObjectsSupportedDeviceExtensions)) {
-            log_msg(my_device_data->report_data, VK_DEBUG_REPORT_ERROR_BIT_EXT, VK_DEBUG_REPORT_OBJECT_TYPE_UNKNOWN_EXT, 0,
-                    __LINE__, 0, "UniqueObjects",
-                    "Device Extension %s is not supported by this layer.  Using this extension may adversely affect "
-                    "validation results and/or produce undefined behavior.",
-                    pCreateInfo->ppEnabledExtensionNames[i]);
-        }
-    }
-}
-
-VkResult explicit_CreateDevice(VkPhysicalDevice gpu, const VkDeviceCreateInfo *pCreateInfo, const VkAllocationCallbacks *pAllocator,
-                               VkDevice *pDevice) {
-    layer_data *my_instance_data = get_my_data_ptr(get_dispatch_key(gpu), layer_data_map);
-    VkLayerDeviceCreateInfo *chain_info = get_chain_info(pCreateInfo, VK_LAYER_LINK_INFO);
-
-    assert(chain_info->u.pLayerInfo);
-    PFN_vkGetInstanceProcAddr fpGetInstanceProcAddr = chain_info->u.pLayerInfo->pfnNextGetInstanceProcAddr;
-    PFN_vkGetDeviceProcAddr fpGetDeviceProcAddr = chain_info->u.pLayerInfo->pfnNextGetDeviceProcAddr;
-    PFN_vkCreateDevice fpCreateDevice = (PFN_vkCreateDevice)fpGetInstanceProcAddr(my_instance_data->instance, "vkCreateDevice");
-    if (fpCreateDevice == NULL) {
-        return VK_ERROR_INITIALIZATION_FAILED;
-    }
-
-    // Advance the link info for the next element on the chain
-    chain_info->u.pLayerInfo = chain_info->u.pLayerInfo->pNext;
-
-    VkResult result = fpCreateDevice(gpu, pCreateInfo, pAllocator, pDevice);
-    if (result != VK_SUCCESS) {
-        return result;
-    }
-
-    layer_data *my_device_data = get_my_data_ptr(get_dispatch_key(*pDevice), layer_data_map);
-    my_device_data->report_data = layer_debug_report_create_device(my_instance_data->report_data, *pDevice);
-
-    // Setup layer's device dispatch table
-    initDeviceTable(*pDevice, fpGetDeviceProcAddr, unique_objects_device_table_map);
-
-    createDeviceRegisterExtensions(pCreateInfo, *pDevice);
-    // Set gpu for this device in order to get at any objects mapped at instance level
-
-    my_device_data->gpu = gpu;
-
-    return result;
-}
-
-void explicit_DestroyDevice(VkDevice device, const VkAllocationCallbacks *pAllocator) {
-    dispatch_key key = get_dispatch_key(device);
-    layer_debug_report_destroy_device(device);
-    get_dispatch_table(unique_objects_device_table_map, device)->DestroyDevice(device, pAllocator);
-    layer_data_map.erase(key);
-}
-
-VkResult explicit_AllocateMemory(VkDevice device, const VkMemoryAllocateInfo *pAllocateInfo,
-                                 const VkAllocationCallbacks *pAllocator, VkDeviceMemory *pMemory) {
-    const VkMemoryAllocateInfo *input_allocate_info = pAllocateInfo;
-    std::unique_ptr<safe_VkMemoryAllocateInfo> safe_allocate_info;
-    std::unique_ptr<safe_VkDedicatedAllocationMemoryAllocateInfoNV> safe_dedicated_allocate_info;
-    layer_data *my_map_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-
-    if ((pAllocateInfo != nullptr) &&
-        ContainsExtStruct(pAllocateInfo, VK_STRUCTURE_TYPE_DEDICATED_ALLOCATION_MEMORY_ALLOCATE_INFO_NV)) {
-        // Assuming there is only one extension struct of this type in the list for now
-        safe_dedicated_allocate_info =
-            std::unique_ptr<safe_VkDedicatedAllocationMemoryAllocateInfoNV>(new safe_VkDedicatedAllocationMemoryAllocateInfoNV);
-        safe_allocate_info = std::unique_ptr<safe_VkMemoryAllocateInfo>(new safe_VkMemoryAllocateInfo);
-
-        safe_allocate_info->initialize(pAllocateInfo);
-        input_allocate_info = reinterpret_cast<const VkMemoryAllocateInfo *>(safe_allocate_info.get());
-
-        const GenericHeader *orig_pnext = reinterpret_cast<const GenericHeader *>(pAllocateInfo->pNext);
-        GenericHeader *input_pnext = reinterpret_cast<GenericHeader *>(safe_allocate_info.get());
-        while (orig_pnext != nullptr) {
-            if (orig_pnext->sType == VK_STRUCTURE_TYPE_DEDICATED_ALLOCATION_MEMORY_ALLOCATE_INFO_NV) {
-                safe_dedicated_allocate_info->initialize(
-                    reinterpret_cast<const VkDedicatedAllocationMemoryAllocateInfoNV *>(orig_pnext));
-
-                std::unique_lock<std::mutex> lock(global_lock);
-
-                if (safe_dedicated_allocate_info->buffer != VK_NULL_HANDLE) {
-                    uint64_t local_buffer = reinterpret_cast<uint64_t &>(safe_dedicated_allocate_info->buffer);
-                    safe_dedicated_allocate_info->buffer =
-                        reinterpret_cast<VkBuffer &>(my_map_data->unique_id_mapping[local_buffer]);
-                }
-
-                if (safe_dedicated_allocate_info->image != VK_NULL_HANDLE) {
-                    uint64_t local_image = reinterpret_cast<uint64_t &>(safe_dedicated_allocate_info->image);
-                    safe_dedicated_allocate_info->image = reinterpret_cast<VkImage &>(my_map_data->unique_id_mapping[local_image]);
-                }
-
-                lock.unlock();
-
-                input_pnext->pNext = reinterpret_cast<GenericHeader *>(safe_dedicated_allocate_info.get());
-                input_pnext = reinterpret_cast<GenericHeader *>(input_pnext->pNext);
-            } else {
-                // TODO: generic handling of pNext copies
-            }
-
-            orig_pnext = reinterpret_cast<const GenericHeader *>(orig_pnext->pNext);
-        }
-    }
-
-    VkResult result = get_dispatch_table(unique_objects_device_table_map, device)
-                          ->AllocateMemory(device, input_allocate_info, pAllocator, pMemory);
-
-    if (VK_SUCCESS == result) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        uint64_t unique_id = global_unique_id++;
-        my_map_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(*pMemory);
-        *pMemory = reinterpret_cast<VkDeviceMemory &>(unique_id);
-    }
-
-    return result;
-}
-
-VkResult explicit_CreateComputePipelines(VkDevice device, VkPipelineCache pipelineCache, uint32_t createInfoCount,
-                                         const VkComputePipelineCreateInfo *pCreateInfos, const VkAllocationCallbacks *pAllocator,
-                                         VkPipeline *pPipelines) {
-    // STRUCT USES:{'pipelineCache': 'VkPipelineCache', 'pCreateInfos[createInfoCount]': {'stage': {'module': 'VkShaderModule'},
-    // 'layout': 'VkPipelineLayout', 'basePipelineHandle': 'VkPipeline'}}
-    // LOCAL DECLS:{'pCreateInfos': 'VkComputePipelineCreateInfo*'}
-    layer_data *my_device_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-    safe_VkComputePipelineCreateInfo *local_pCreateInfos = NULL;
-    if (pCreateInfos) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        local_pCreateInfos = new safe_VkComputePipelineCreateInfo[createInfoCount];
-        for (uint32_t idx0 = 0; idx0 < createInfoCount; ++idx0) {
-            local_pCreateInfos[idx0].initialize(&pCreateInfos[idx0]);
-            if (pCreateInfos[idx0].basePipelineHandle) {
-                local_pCreateInfos[idx0].basePipelineHandle =
-                    (VkPipeline)my_device_data
-                        ->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].basePipelineHandle)];
-            }
-            if (pCreateInfos[idx0].layout) {
-                local_pCreateInfos[idx0].layout =
-                    (VkPipelineLayout)
-                        my_device_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].layout)];
-            }
-            if (pCreateInfos[idx0].stage.module) {
-                local_pCreateInfos[idx0].stage.module =
-                    (VkShaderModule)
-                        my_device_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].stage.module)];
-            }
-        }
-    }
-    if (pipelineCache) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        pipelineCache = (VkPipelineCache)my_device_data->unique_id_mapping[reinterpret_cast<uint64_t &>(pipelineCache)];
-    }
-
-    VkResult result = get_dispatch_table(unique_objects_device_table_map, device)
-                          ->CreateComputePipelines(device, pipelineCache, createInfoCount,
-                                                   (const VkComputePipelineCreateInfo *)local_pCreateInfos, pAllocator, pPipelines);
-    delete[] local_pCreateInfos;
-    if (VK_SUCCESS == result) {
-        uint64_t unique_id = 0;
-        std::lock_guard<std::mutex> lock(global_lock);
-        for (uint32_t i = 0; i < createInfoCount; ++i) {
-            unique_id = global_unique_id++;
-            my_device_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(pPipelines[i]);
-            pPipelines[i] = reinterpret_cast<VkPipeline &>(unique_id);
-        }
-    }
-    return result;
-}
-
-VkResult explicit_CreateGraphicsPipelines(VkDevice device, VkPipelineCache pipelineCache, uint32_t createInfoCount,
-                                          const VkGraphicsPipelineCreateInfo *pCreateInfos, const VkAllocationCallbacks *pAllocator,
-                                          VkPipeline *pPipelines) {
-    // STRUCT USES:{'pipelineCache': 'VkPipelineCache', 'pCreateInfos[createInfoCount]': {'layout': 'VkPipelineLayout',
-    // 'pStages[stageCount]': {'module': 'VkShaderModule'}, 'renderPass': 'VkRenderPass', 'basePipelineHandle': 'VkPipeline'}}
-    // LOCAL DECLS:{'pCreateInfos': 'VkGraphicsPipelineCreateInfo*'}
-    layer_data *my_device_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-    safe_VkGraphicsPipelineCreateInfo *local_pCreateInfos = NULL;
-    if (pCreateInfos) {
-        local_pCreateInfos = new safe_VkGraphicsPipelineCreateInfo[createInfoCount];
-        std::lock_guard<std::mutex> lock(global_lock);
-        for (uint32_t idx0 = 0; idx0 < createInfoCount; ++idx0) {
-            local_pCreateInfos[idx0].initialize(&pCreateInfos[idx0]);
-            if (pCreateInfos[idx0].basePipelineHandle) {
-                local_pCreateInfos[idx0].basePipelineHandle =
-                    (VkPipeline)my_device_data
-                        ->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].basePipelineHandle)];
-            }
-            if (pCreateInfos[idx0].layout) {
-                local_pCreateInfos[idx0].layout =
-                    (VkPipelineLayout)
-                        my_device_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].layout)];
-            }
-            if (pCreateInfos[idx0].pStages) {
-                for (uint32_t idx1 = 0; idx1 < pCreateInfos[idx0].stageCount; ++idx1) {
-                    if (pCreateInfos[idx0].pStages[idx1].module) {
-                        local_pCreateInfos[idx0].pStages[idx1].module =
-                            (VkShaderModule)my_device_data
-                                ->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].pStages[idx1].module)];
-                    }
-                }
-            }
-            if (pCreateInfos[idx0].renderPass) {
-                local_pCreateInfos[idx0].renderPass =
-                    (VkRenderPass)
-                        my_device_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfos[idx0].renderPass)];
-            }
-        }
-    }
-    if (pipelineCache) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        pipelineCache = (VkPipelineCache)my_device_data->unique_id_mapping[reinterpret_cast<uint64_t &>(pipelineCache)];
-    }
-
-    VkResult result =
-        get_dispatch_table(unique_objects_device_table_map, device)
-            ->CreateGraphicsPipelines(device, pipelineCache, createInfoCount,
-                                      (const VkGraphicsPipelineCreateInfo *)local_pCreateInfos, pAllocator, pPipelines);
-    delete[] local_pCreateInfos;
-    if (VK_SUCCESS == result) {
-        uint64_t unique_id = 0;
-        std::lock_guard<std::mutex> lock(global_lock);
-        for (uint32_t i = 0; i < createInfoCount; ++i) {
-            unique_id = global_unique_id++;
-            my_device_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(pPipelines[i]);
-            pPipelines[i] = reinterpret_cast<VkPipeline &>(unique_id);
-        }
-    }
-    return result;
-}
-
-VkResult explicit_CreateSwapchainKHR(VkDevice device, const VkSwapchainCreateInfoKHR *pCreateInfo,
-                                     const VkAllocationCallbacks *pAllocator, VkSwapchainKHR *pSwapchain) {
-    layer_data *my_map_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-
-    safe_VkSwapchainCreateInfoKHR *local_pCreateInfo = NULL;
-    if (pCreateInfo) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        local_pCreateInfo = new safe_VkSwapchainCreateInfoKHR(pCreateInfo);
-        local_pCreateInfo->oldSwapchain =
-            (VkSwapchainKHR)my_map_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfo->oldSwapchain)];
-        // Need to pull surface mapping from the instance-level map
-        layer_data *instance_data = get_my_data_ptr(get_dispatch_key(my_map_data->gpu), layer_data_map);
-        local_pCreateInfo->surface =
-            (VkSurfaceKHR)instance_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pCreateInfo->surface)];
-    }
-
-    VkResult result = get_dispatch_table(unique_objects_device_table_map, device)
-                          ->CreateSwapchainKHR(device, (const VkSwapchainCreateInfoKHR *)local_pCreateInfo, pAllocator, pSwapchain);
-    if (local_pCreateInfo)
-        delete local_pCreateInfo;
-    if (VK_SUCCESS == result) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        uint64_t unique_id =global_unique_id++;
-        my_map_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(*pSwapchain);
-        *pSwapchain = reinterpret_cast<VkSwapchainKHR &>(unique_id);
-    }
-    return result;
-}
-
-VkResult explicit_GetSwapchainImagesKHR(VkDevice device, VkSwapchainKHR swapchain, uint32_t *pSwapchainImageCount,
-                                        VkImage *pSwapchainImages) {
-    // UNWRAP USES:
-    //  0 : swapchain,VkSwapchainKHR, pSwapchainImages,VkImage
-    layer_data *my_device_data = get_my_data_ptr(get_dispatch_key(device), layer_data_map);
-    if (VK_NULL_HANDLE != swapchain) {
-        std::lock_guard<std::mutex> lock(global_lock);
-        swapchain = (VkSwapchainKHR)my_device_data->unique_id_mapping[reinterpret_cast<uint64_t &>(swapchain)];
-    }
-    VkResult result = get_dispatch_table(unique_objects_device_table_map, device)
-                          ->GetSwapchainImagesKHR(device, swapchain, pSwapchainImageCount, pSwapchainImages);
-    // TODO : Need to add corresponding code to delete these images
-    if (VK_SUCCESS == result) {
-        if ((*pSwapchainImageCount > 0) && pSwapchainImages) {
-            uint64_t unique_id = 0;
-            std::lock_guard<std::mutex> lock(global_lock);
-            for (uint32_t i = 0; i < *pSwapchainImageCount; ++i) {
-                unique_id = global_unique_id++;
-                my_device_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(pSwapchainImages[i]);
-                pSwapchainImages[i] = reinterpret_cast<VkImage &>(unique_id);
-            }
-        }
-    }
-    return result;
-}
-
- #ifndef __ANDROID__
-VkResult explicit_GetPhysicalDeviceDisplayPropertiesKHR(VkPhysicalDevice physicalDevice, uint32_t* pPropertyCount, VkDisplayPropertiesKHR* pProperties)
-{
-    layer_data *my_map_data = get_my_data_ptr(get_dispatch_key(physicalDevice), layer_data_map);
-    safe_VkDisplayPropertiesKHR* local_pProperties = NULL;
-    {
-        std::lock_guard<std::mutex> lock(global_lock);
-        if (pProperties) {
-            local_pProperties = new safe_VkDisplayPropertiesKHR[*pPropertyCount];
-            for (uint32_t idx0=0; idx0<*pPropertyCount; ++idx0) {
-                local_pProperties[idx0].initialize(&pProperties[idx0]);
-                if (pProperties[idx0].display) {
-                    local_pProperties[idx0].display = (VkDisplayKHR)my_map_data->unique_id_mapping[reinterpret_cast<const uint64_t &>(pProperties[idx0].display)];
-                }
-            }
-        }
-    }
-
-    VkResult result = get_dispatch_table(unique_objects_instance_table_map, physicalDevice)->GetPhysicalDeviceDisplayPropertiesKHR(physicalDevice, pPropertyCount, ( VkDisplayPropertiesKHR*)local_pProperties);
-    if (result == VK_SUCCESS && pProperties)
-    {
-        for (uint32_t idx0=0; idx0<*pPropertyCount; ++idx0) {
-            std::lock_guard<std::mutex> lock(global_lock);
-
-            uint64_t unique_id = global_unique_id++;
-            my_map_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(local_pProperties[idx0].display);
-            pProperties[idx0].display = reinterpret_cast<VkDisplayKHR&>(unique_id);
-            pProperties[idx0].displayName = local_pProperties[idx0].displayName;
-            pProperties[idx0].physicalDimensions = local_pProperties[idx0].physicalDimensions;
-            pProperties[idx0].physicalResolution = local_pProperties[idx0].physicalResolution;
-            pProperties[idx0].supportedTransforms = local_pProperties[idx0].supportedTransforms;
-            pProperties[idx0].planeReorderPossible = local_pProperties[idx0].planeReorderPossible;
-            pProperties[idx0].persistentContent = local_pProperties[idx0].persistentContent;
-        }
-    }
-    if (local_pProperties)
-        delete[] local_pProperties;
-    return result;
-}
-
-VkResult explicit_GetDisplayPlaneSupportedDisplaysKHR(VkPhysicalDevice physicalDevice, uint32_t planeIndex, uint32_t* pDisplayCount, VkDisplayKHR* pDisplays)
-{
-    layer_data *my_map_data = get_my_data_ptr(get_dispatch_key(physicalDevice), layer_data_map);
-    VkResult result = get_dispatch_table(unique_objects_instance_table_map, physicalDevice)->GetDisplayPlaneSupportedDisplaysKHR(physicalDevice, planeIndex, pDisplayCount, pDisplays);
-    if (VK_SUCCESS == result) {
-        if ((*pDisplayCount > 0) && pDisplays) {
-            std::lock_guard<std::mutex> lock(global_lock);
-            for (uint32_t i = 0; i < *pDisplayCount; i++) {
-		    auto it = my_map_data->unique_id_mapping.find(reinterpret_cast<const uint64_t &> (pDisplays[i]));
-                assert (it !=  my_map_data->unique_id_mapping.end());
-                pDisplays[i] = reinterpret_cast<VkDisplayKHR&> (it->second);
-            }
-        }
-    }
-    return result;
-}
-
-
-VkResult explicit_GetDisplayModePropertiesKHR(VkPhysicalDevice physicalDevice, VkDisplayKHR display, uint32_t* pPropertyCount, VkDisplayModePropertiesKHR* pProperties)
-{
-    layer_data *my_map_data = get_my_data_ptr(get_dispatch_key(physicalDevice), layer_data_map);
-    safe_VkDisplayModePropertiesKHR* local_pProperties = NULL;
-    {
-        std::lock_guard<std::mutex> lock(global_lock);
-        display = (VkDisplayKHR)my_map_data->unique_id_mapping[reinterpret_cast<uint64_t &>(display)];
-        if (pProperties) {
-            local_pProperties = new safe_VkDisplayModePropertiesKHR[*pPropertyCount];
-            for (uint32_t idx0=0; idx0<*pPropertyCount; ++idx0) {
-                local_pProperties[idx0].initialize(&pProperties[idx0]);
-            }
-        }
-    }
-
-    VkResult result = get_dispatch_table(unique_objects_instance_table_map, physicalDevice)->GetDisplayModePropertiesKHR(physicalDevice, display, pPropertyCount, ( VkDisplayModePropertiesKHR*)local_pProperties);
-    if (result == VK_SUCCESS && pProperties)
-    {
-        for (uint32_t idx0=0; idx0<*pPropertyCount; ++idx0) {
-            std::lock_guard<std::mutex> lock(global_lock);
-
-            uint64_t unique_id = global_unique_id++;
-            my_map_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t &>(local_pProperties[idx0].displayMode);
-            pProperties[idx0].displayMode = reinterpret_cast<VkDisplayModeKHR&>(unique_id);
-            pProperties[idx0].parameters.visibleRegion.width = local_pProperties[idx0].parameters.visibleRegion.width;
-            pProperties[idx0].parameters.visibleRegion.height = local_pProperties[idx0].parameters.visibleRegion.height;
-            pProperties[idx0].parameters.refreshRate = local_pProperties[idx0].parameters.refreshRate;
-        }
-    }
-    if (local_pProperties)
-        delete[] local_pProperties;
-    return result;
-}
-#endif
 } // namespace unique_objects