vkd3d: Validate sub-resource index in d3d12_resource_Map().

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2018-11-13 00:23:27 +01:00 committed by Alexandre Julliard
parent dc36ab41e3
commit 91c11eed03
2 changed files with 13 additions and 0 deletions

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@ -811,6 +811,7 @@ static HRESULT STDMETHODCALLTYPE d3d12_resource_Map(ID3D12Resource *iface, UINT
const D3D12_RANGE *read_range, void **data)
{
struct d3d12_resource *resource = impl_from_ID3D12Resource(iface);
unsigned int sub_resource_count;
struct d3d12_device *device;
VkResult vr;
HRESULT hr;
@ -826,6 +827,13 @@ static HRESULT STDMETHODCALLTYPE d3d12_resource_Map(ID3D12Resource *iface, UINT
return E_INVALIDARG;
}
sub_resource_count = d3d12_resource_desc_get_sub_resource_count(&resource->desc);
if (sub_resource >= sub_resource_count)
{
WARN("Sub-resource index %u is out of range (%u sub-resources).\n", sub_resource, sub_resource_count);
return E_INVALIDARG;
}
if (d3d12_resource_is_texture(resource))
{
/* Textures seem to be mappable only on UMA adapters. */

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@ -861,6 +861,11 @@ static inline unsigned int d3d12_resource_desc_get_layer_count(const D3D12_RESOU
return desc->Dimension != D3D12_RESOURCE_DIMENSION_TEXTURE3D ? desc->DepthOrArraySize : 1;
}
static inline unsigned int d3d12_resource_desc_get_sub_resource_count(const D3D12_RESOURCE_DESC *desc)
{
return d3d12_resource_desc_get_layer_count(desc) * desc->MipLevels;
}
enum VkCompareOp vk_compare_op_from_d3d12(D3D12_COMPARISON_FUNC op) DECLSPEC_HIDDEN;
VkSampleCountFlagBits vk_samples_from_dxgi_sample_desc(const DXGI_SAMPLE_DESC *desc) DECLSPEC_HIDDEN;