diff --git a/include/d3dcommon.idl b/include/d3dcommon.idl
index f8fe2038308..c7e3b4d236c 100644
--- a/include/d3dcommon.idl
+++ b/include/d3dcommon.idl
@@ -126,6 +126,19 @@ typedef enum _D3D_SHADER_VARIABLE_CLASS
     D3D_SVC_FORCE_DWORD = 0x7fffffff,
 } D3D_SHADER_VARIABLE_CLASS;
 
+typedef enum _D3D_SHADER_VARIABLE_FLAGS
+{
+    D3D_SVF_USERPACKED            = 0x01,
+    D3D_SVF_USED                  = 0x02,
+    D3D_SVF_INTERFACE_POINTER     = 0x04,
+    D3D_SVF_INTERFACE_PARAMETER   = 0x08,
+    D3D10_SVF_USERPACKED          = D3D_SVF_USERPACKED,
+    D3D10_SVF_USED                = D3D_SVF_USED,
+    D3D11_SVF_INTERFACE_POINTER   = D3D_SVF_INTERFACE_POINTER,
+    D3D11_SVF_INTERFACE_PARAMETER = D3D_SVF_INTERFACE_PARAMETER,
+    D3D_SVF_FORCE_DWORD           = 0x7fffffff
+} D3D_SHADER_VARIABLE_FLAGS;
+
 typedef enum _D3D_SHADER_VARIABLE_TYPE
 {
     D3D_SVT_VOID,
@@ -235,6 +248,22 @@ typedef enum _D3D_SHADER_VARIABLE_TYPE
     D3D_SVT_FORCE_DWORD = 0x7fffffff,
 } D3D_SHADER_VARIABLE_TYPE;
 
+typedef enum _D3D_SHADER_INPUT_FLAGS
+{
+    D3D_SIF_USERPACKED            = 0x01,
+    D3D_SIF_COMPARISON_SAMPLER    = 0x02,
+    D3D_SIF_TEXTURE_COMPONENT_0   = 0x04,
+    D3D_SIF_TEXTURE_COMPONENT_1   = 0x08,
+    D3D_SIF_TEXTURE_COMPONENTS    = 0x0C,
+    D3D_SIF_UNUSED                = 0x10,
+    D3D10_SIF_USERPACKED          = D3D_SIF_USERPACKED,
+    D3D10_SIF_COMPARISON_SAMPLER  = D3D_SIF_COMPARISON_SAMPLER,
+    D3D10_SIF_TEXTURE_COMPONENT_0 = D3D_SIF_TEXTURE_COMPONENT_0,
+    D3D10_SIF_TEXTURE_COMPONENT_1 = D3D_SIF_TEXTURE_COMPONENT_1,
+    D3D10_SIF_TEXTURE_COMPONENTS  = D3D_SIF_TEXTURE_COMPONENTS,
+    D3D_SIF_FORCE_DWORD           = 0x7fffffff
+} D3D_SHADER_INPUT_FLAGS;
+
 typedef enum D3D_PRIMITIVE
 {
     D3D_PRIMITIVE_UNDEFINED,
@@ -636,4 +665,11 @@ typedef enum _D3D_SHADER_INPUT_TYPE
     D3D11_SIT_UAV_RWSTRUCTURED_WITH_COUNTER,
 } D3D_SHADER_INPUT_TYPE;
 
+typedef enum _D3D_SHADER_CBUFFER_FLAGS
+{
+    D3D_CBF_USERPACKED      = 0x01,
+    D3D10_CBF_USERPACKED    = D3D_CBF_USERPACKED,
+    D3D_CBF_FORCE_DWORD     = 0x7fffffff
+} D3D_SHADER_CBUFFER_FLAGS;
+
 cpp_quote("DEFINE_GUID(WKPDID_D3DDebugObjectName,0x429b8c22,0x9188,0x4b0c,0x87,0x42,0xac,0xb0,0xbf,0x85,0xc2,0x00);")