1 files changed, 87 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/d3d1x/gd3d11/d3d11_misc.h b/src/gallium/state_trackers/d3d1x/gd3d11/d3d11_misc.h
new file mode 100644
index 00000000000..239a5bb98cb
--- /dev/null
+++ b/src/gallium/state_trackers/d3d1x/gd3d11/d3d11_misc.h
@@ -0,0 +1,87 @@
+#if API < 10
+HRESULT D3D10CreateBlob(
+	__in   SIZE_T NumBytes,
+	__out  LPD3D10BLOB *ppBuffer
+)
+{
+	void* data = malloc(NumBytes);
+	if(!data)
+		return E_OUTOFMEMORY;
+	*ppBuffer = new GalliumD3DBlob(data, NumBytes);
+	return S_OK;
+}
+
+LPCSTR STDMETHODCALLTYPE D3D10GetPixelShaderProfile(
+	__in  ID3D10Device *pDevice
+)
+{
+	return "ps_4_0";
+}
+
+LPCSTR STDMETHODCALLTYPE D3D10GetVertexShaderProfile(
+	__in  ID3D10Device *pDevice
+)
+{
+	return "vs_4_0";
+}
+
+LPCSTR STDMETHODCALLTYPE D3D10GetGeometryShaderProfile(
+	__in  ID3D10Device *pDevice
+)
+{
+	return "gs_4_0";
+}
+
+static HRESULT dxbc_assemble_as_blob(struct dxbc_chunk_header** chunks, unsigned num_chunks, ID3D10Blob** blob)
+{
+	std::pair<void*, size_t> p = dxbc_assemble(chunks, num_chunks);
+	if(!p.first)
+		return E_OUTOFMEMORY;
+	*blob = return new GalliumD3DBlob(p.first, p.second);
+	return S_OK;
+}
+
+HRESULT  D3D10GetInputSignatureBlob(
+	__in   const void *pShaderBytecode,
+	__in   SIZE_T BytecodeLength,
+	__out  ID3D10Blob **ppSignatureBlob
+)
+{
+	dxbc_chunk_signature* sig = dxbc_find_signature(pShaderBytecode, BytecodeLength, false);
+	if(!sig)
+		return E_FAIL;
+
+	return dxbc_assemble_as_blob(&sig, 1, ppSignatureBlob);
+}
+
+HRESULT  D3D10GetOutputSignatureBlob(
+	__in   const void *pShaderBytecode,
+	__in   SIZE_T BytecodeLength,
+	__out  ID3D10Blob **ppSignatureBlob
+)
+{
+	dxbc_chunk_signature* sig = dxbc_find_signature(pShaderBytecode, BytecodeLength, true);
+	if(!sig)
+		return E_FAIL;
+
+	return dxbc_assemble_as_blob(&sig, 1, ppSignatureBlob);
+}
+
+HRESULT  D3D10GetInputOutputSignatureBlob(
+	__in   const void *pShaderBytecode,
+	__in   SIZE_T BytecodeLength,
+	__out  ID3D10Blob **ppSignatureBlob
+)
+{
+	dxbc_chunk_signature* sigs[2];
+	sigs[0] = dxbc_find_signature(pShaderBytecode, BytecodeLength, false);
+	if(!sigs[0])
+		return E_FAIL;
+	sigs[1] = dxbc_find_signature(pShaderBytecode, BytecodeLength, true);
+	if(!sigs[1])
+		return E_FAIL;
+
+	return dxbc_assemble_as_blob(&sigs, 2, ppSignatureBlob);
+}
+
+#endif