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/*
* Vulkan
*
* Copyright (C) 2014 LunarG, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <stdio.h>
#include <stdbool.h>
#include "vkLayer.h"
static VkLayerDbgFunctionNode *g_pDbgFunctionHead = NULL;
static VkFlags g_reportFlags = (VkFlags) 0;
static VkLayerDbgAction g_debugAction = VK_DBG_LAYER_ACTION_LOG_MSG;
static bool g_actionIsDefault = true;
static bool g_DEBUG_REPORT = false;
static FILE *g_logFile = NULL;
static void enable_debug_report(
uint32_t extension_count,
const VkExtensionProperties* pEnabledExtensions) // layer or extension name to be enabled
{
for (uint32_t i = 0; i < extension_count; i++) {
/* TODO: Check other property fields */
if (strcmp(pEnabledExtensions[i].name, DEBUG_REPORT_EXTENSION_NAME) == 0) {
g_DEBUG_REPORT = true;
}
}
}
static VkResult layer_create_msg_callback(
VkInstance instance,
VkLayerInstanceDispatchTable* nextTable,
VkFlags msgFlags,
const PFN_vkDbgMsgCallback pfnMsgCallback,
void* pUserData,
VkDbgMsgCallback* pMsgCallback)
{
VkLayerDbgFunctionNode *pNewDbgFuncNode = (VkLayerDbgFunctionNode*)malloc(sizeof(VkLayerDbgFunctionNode));
if (!pNewDbgFuncNode)
return VK_ERROR_OUT_OF_HOST_MEMORY;
VkResult result = nextTable->DbgCreateMsgCallback(instance, msgFlags, pfnMsgCallback, pUserData, pMsgCallback);
if (result == VK_SUCCESS) {
pNewDbgFuncNode->msgCallback = *pMsgCallback;
pNewDbgFuncNode->pfnMsgCallback = pfnMsgCallback;
pNewDbgFuncNode->msgFlags = msgFlags;
pNewDbgFuncNode->pUserData = pUserData;
pNewDbgFuncNode->pNext = g_pDbgFunctionHead;
/* TODO: This should be a per-instance resource */
g_pDbgFunctionHead = pNewDbgFuncNode;
} else {
free(pNewDbgFuncNode);
}
return result;
}
static VkResult layer_destroy_msg_callback(
VkInstance instance,
VkLayerInstanceDispatchTable *nextTable,
VkDbgMsgCallback msg_callback)
{
VkLayerDbgFunctionNode *pTrav = g_pDbgFunctionHead;
VkLayerDbgFunctionNode *pPrev = pTrav;
VkResult result = nextTable->DbgDestroyMsgCallback(instance, msg_callback);
while (pTrav) {
if (pTrav->msgCallback == msg_callback) {
pPrev->pNext = pTrav->pNext;
if (g_pDbgFunctionHead == pTrav)
g_pDbgFunctionHead = pTrav->pNext;
free(pTrav);
break;
}
pPrev = pTrav;
pTrav = pTrav->pNext;
}
return result;
}
static inline void debug_report_init_instance_extension_dispatch_table(
VkLayerInstanceDispatchTable *table,
PFN_vkGetInstanceProcAddr gpa,
VkInstance inst)
{
table->DbgCreateMsgCallback = (PFN_vkDbgCreateMsgCallback) gpa(inst, "vkDbgCreateMsgCallback");
table->DbgDestroyMsgCallback = (PFN_vkDbgDestroyMsgCallback) gpa(inst, "vkDbgDestroyMsgCallback");
}
static void* msg_callback_get_proc_addr(
const char *funcName)
{
if (!g_DEBUG_REPORT) {
return NULL;
}
if (!strcmp(funcName, "vkDbgCreateMsgCallback")) {
return (void *) vkDbgCreateMsgCallback;
}
if (!strcmp(funcName, "vkDbgDestroyMsgCallback")) {
return (void *) vkDbgDestroyMsgCallback;
}
return NULL;
}
// Utility function to handle reporting
// If callbacks are enabled, use them, otherwise use printf
static void layerCbMsg(
VkFlags msgFlags,
VkObjectType objectType,
VkObject srcObject,
size_t location,
int32_t msgCode,
const char* pLayerPrefix,
const char* pMsg)
{
if (g_logFile == NULL) {
g_logFile = stdout;
}
VkLayerDbgFunctionNode *pTrav = g_pDbgFunctionHead;
while (pTrav) {
if (pTrav->msgFlags & msgFlags) {
pTrav->pfnMsgCallback(msgFlags,
objectType, srcObject,
location,
msgCode,
pLayerPrefix,
pMsg,
(void *) pTrav->pUserData);
}
pTrav = pTrav->pNext;
}
}
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