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Commit ae8d4641 by Nicolas Capens Committed by Nicolas Capens
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Fix feature query infinite loop.

When an unsupported structure type was encountered this would lead to an infinite loop. Bug b/117974925 Change-Id: I0ba68e80a162ee631ae122b765cf8ea1149b3a3b Reviewed-on: https://swiftshader-review.googlesource.com/c/22510Tested-by: 's avatarNicolas Capens <nicolascapens@google.com> Reviewed-by: 's avatarCorentin Wallez <cwallez@google.com> Reviewed-by: 's avatarAlexis Hétu <sugoi@google.com>
parent 5028a585
Showing with 28 additions and 34 deletions
src/Vulkan/libVulkan.cpp
......@@ -1488,57 +1488,54 @@ VKAPI_ATTR void VKAPI_CALL vkGetPhysicalDeviceFeatures2(VkPhysicalDevice physica
{
TRACE("(VkPhysicalDevice physicalDevice = 0x%X, VkPhysicalDeviceFeatures2* pFeatures = 0x%X)", physicalDevice, pFeatures);
void* pNext = pFeatures->pNext;
while(pNext)
VkBaseOutStructure* extensionFeatures = reinterpret_cast<VkBaseOutStructure*>(pFeatures->pNext);
while(extensionFeatures)
{
switch(*reinterpret_cast<const VkStructureType*>(pNext))
switch(extensionFeatures->sType)
{
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SAMPLER_YCBCR_CONVERSION_FEATURES:
{
auto& features = *reinterpret_cast<VkPhysicalDeviceSamplerYcbcrConversionFeatures*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDeviceSamplerYcbcrConversionFeatures*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_16BIT_STORAGE_FEATURES:
{
auto& features = *reinterpret_cast<VkPhysicalDevice16BitStorageFeatures*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDevice16BitStorageFeatures*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VARIABLE_POINTER_FEATURES:
{
auto& features = *reinterpret_cast<VkPhysicalDeviceVariablePointerFeatures*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDeviceVariablePointerFeatures*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_8BIT_STORAGE_FEATURES_KHR:
{
auto& features = *reinterpret_cast<VkPhysicalDevice8BitStorageFeaturesKHR*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDevice8BitStorageFeaturesKHR*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MULTIVIEW_FEATURES:
{
auto& features = *reinterpret_cast<VkPhysicalDeviceMultiviewFeatures*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDeviceMultiviewFeatures*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROTECTED_MEMORY_FEATURES:
{
auto& features = *reinterpret_cast<VkPhysicalDeviceProtectedMemoryFeatures*>(pNext);
auto& features = *reinterpret_cast<VkPhysicalDeviceProtectedMemoryFeatures*>(extensionFeatures);
vk::Cast(physicalDevice)->getFeatures(&features);
pNext = features.pNext;
}
break;
default:
// FIXME: We will eventually simply ignore unsupported pNext structures
UNIMPLEMENTED();
// "the [driver] must skip over, without processing (other than reading the sType and pNext members) any structures in the chain with sType values not defined by [supported extenions]"
UNIMPLEMENTED(); // TODO(b/119321052): UNIMPLEMENTED() should be used only for features that must still be implemented. Use a more informational macro here.
break;
}
extensionFeatures = extensionFeatures->pNext;
}
vkGetPhysicalDeviceFeatures(physicalDevice, &(pFeatures->features));
......@@ -1548,57 +1545,54 @@ VKAPI_ATTR void VKAPI_CALL vkGetPhysicalDeviceProperties2(VkPhysicalDevice physi
{
TRACE("(VkPhysicalDevice physicalDevice = 0x%X, VkPhysicalDeviceProperties2* pProperties = 0x%X)", physicalDevice, pProperties);
void* pNext = pProperties->pNext;
while(pNext)
VkBaseOutStructure* extensionProperties = reinterpret_cast<VkBaseOutStructure*>(pProperties->pNext);
while(extensionProperties)
{
switch(*reinterpret_cast<const VkStructureType*>(pNext))
switch(extensionProperties->sType)
{
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ID_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDeviceIDProperties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDeviceIDProperties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MAINTENANCE_3_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDeviceMaintenance3Properties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDeviceMaintenance3Properties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MULTIVIEW_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDeviceMultiviewProperties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDeviceMultiviewProperties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_POINT_CLIPPING_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDevicePointClippingProperties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDevicePointClippingProperties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROTECTED_MEMORY_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDeviceProtectedMemoryProperties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDeviceProtectedMemoryProperties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SUBGROUP_PROPERTIES:
{
auto& properties = *reinterpret_cast<VkPhysicalDeviceSubgroupProperties*>(pNext);
auto& properties = *reinterpret_cast<VkPhysicalDeviceSubgroupProperties*>(extensionProperties);
vk::Cast(physicalDevice)->getProperties(&properties);
pNext = properties.pNext;
}
break;
default:
// FIXME: We will eventually simply ignore unsupported pNext structures
UNIMPLEMENTED();
// "the [driver] must skip over, without processing (other than reading the sType and pNext members) any structures in the chain with sType values not defined by [supported extenions]"
UNIMPLEMENTED(); // TODO(b/119321052): UNIMPLEMENTED() should be used only for features that must still be implemented. Use a more informational macro here.
break;
}
extensionProperties = extensionProperties->pNext;
}
vkGetPhysicalDeviceProperties(physicalDevice, &(pProperties->properties));
......
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