/// <summary>
/// Generate the specified union
/// </summary>
/// <param name="ntUnion"></param>
/// <returns></returns>
/// <remarks></remarks>
public CodeTypeDeclaration GenerateUnion(NativeUnion ntUnion)
{
if (ntUnion == null)
{
throw new ArgumentNullException("ntUnion");
}
// Generate the core type
CodeTypeDeclaration ctd = new CodeTypeDeclaration(ntUnion.Name);
ctd.IsStruct = true;
ctd.UserData[TransformConstants.DefinedType] = ntUnion;
// Add the struct layout attribute
ctd.CustomAttributes.Add(MarshalAttributeFactory.CreateStructLayoutAttribute(LayoutKind.Explicit));
// Generate the container members
GenerateContainerMembers(ntUnion, ctd);
// Go through and put each struct back at the start of the struct to simulate the
// union
foreach (CodeTypeMember member in ctd.Members)
{
CodeMemberField fieldMember = member as CodeMemberField;
if (fieldMember != null)
{
fieldMember.CustomAttributes.Add(MarshalAttributeFactory.CreateFieldOffsetAttribute(0));
}
}
return(ctd);
}
/// <summary>
/// Generate a delegate in code
/// </summary>
/// <param name="ntFuncPtr"></param>
/// <returns></returns>
/// <remarks></remarks>
public CodeTypeDelegate GenerateDelegate(NativeFunctionPointer ntFuncPtr)
{
if (ntFuncPtr == null)
{
throw new ArgumentNullException("ntFuncPtr");
}
string comment = "Return Type: ";
CodeTypeDelegate del = new CodeTypeDelegate();
del.Name = ntFuncPtr.Name;
del.Attributes = MemberAttributes.Public;
del.ReturnType = GenerateTypeReferenceImpl(ntFuncPtr.Signature.ReturnType, ref comment);
del.Parameters.AddRange(GenerateParameters(ntFuncPtr.Signature, ref comment));
// If there is a non-default calling convention we need to generate the attribute
if (ntFuncPtr.CallingConvention == NativeCallingConvention.CDeclaration || ntFuncPtr.CallingConvention == NativeCallingConvention.Standard)
{
del.CustomAttributes.Add(MarshalAttributeFactory.CreateUnmanagedFunctionPointerAttribute(ntFuncPtr.CallingConvention));
}
del.UserData[TransformConstants.DefinedType] = ntFuncPtr;
del.UserData[TransformConstants.ReturnType] = ntFuncPtr.Signature.ReturnType;
del.UserData[TransformConstants.ReturnTypeSal] = ntFuncPtr.Signature.ReturnTypeSalAttribute;
del.Comments.Add(new CodeCommentStatement(comment, true));
return(del);
}
/// <summary>
/// Generate a procedure from the specified proc
/// </summary>
/// <param name="ntProc"></param>
/// <returns></returns>
/// <remarks></remarks>
public CodeMemberMethod GenerateProcedure(NativeProcedure ntProc)
{
if (ntProc == null)
{
throw new ArgumentNullException("ntProc");
}
// Create the proc
NativeSignature ntSig = ntProc.Signature;
string procComment = "Return Type: ";
CodeMemberMethod proc = new CodeMemberMethod();
proc.Name = ntProc.Name;
proc.ReturnType = GenerateTypeReferenceImpl(ntSig.ReturnType, ref procComment);
proc.UserData[TransformConstants.ReturnType] = ntSig.ReturnType;
if (ntSig.ReturnTypeSalAttribute != null)
{
proc.UserData[TransformConstants.ReturnTypeSal] = ntSig.ReturnTypeSalAttribute;
}
else
{
proc.UserData[TransformConstants.ReturnTypeSal] = new NativeSalAttribute();
}
proc.Attributes = MemberAttributes.Public | MemberAttributes.Static;
proc.UserData[TransformConstants.Procedure] = ntProc;
proc.UserData[TransformConstants.ReturnType] = ntSig.ReturnType;
proc.UserData[TransformConstants.ReturnTypeSal] = ntSig.ReturnTypeSalAttribute;
// Add the DLL import attribute
string dllName = ntProc.DllName;
if (string.IsNullOrEmpty(dllName))
{
dllName = "<Unknown>";
}
proc.CustomAttributes.Add(MarshalAttributeFactory.CreateDllImportAttribute(dllName, ntProc.Name, ntProc.CallingConvention));
// Generate the parameters
proc.Parameters.AddRange(GenerateParameters(ntProc.Signature, ref procComment));
proc.Comments.Add(new CodeCommentStatement(procComment, true));
return(proc);
}
/// <summary>
/// Generate the struct definition
/// </summary>
/// <param name="ntStruct"></param>
/// <returns></returns>
/// <remarks></remarks>
public CodeTypeDeclaration GenerateStruct(NativeStruct ntStruct)
{
if (ntStruct == null)
{
throw new ArgumentNullException("ntStruct");
}
// Generate the core type
CodeTypeDeclaration ctd = new CodeTypeDeclaration(ntStruct.Name);
ctd.IsStruct = true;
ctd.UserData[TransformConstants.DefinedType] = ntStruct;
// Add the struct layout attribute
ctd.CustomAttributes.Add(MarshalAttributeFactory.CreateStructLayoutAttribute(LayoutKind.Sequential));
GenerateContainerMembers(ntStruct, ctd);
return(ctd);
}
