protected override MethodBuilder CreateMethodBuilder(TypeBuilder typeBuilder, NativeIlGenContext context)
{
// Find the native.
var sizes = context.Parameters
.Select(p => p.LengthParam)
.Where(p => p != null)
.Select(p => (uint)p.Index)
.ToArray();
var types = context.Parameters
.Select(p => p.InputType)
.ToArray();
var native = _nativeLoader.Load(context.NativeName, sizes, types);
if (native == null)
{
return(null);
}
// Generate the method body.
var methodBuilder = typeBuilder.DefineMethod(context.BaseMethod.Name, context.MethodOverrideAttributes, context.BaseMethod.ReturnType, context.MethodParameterTypes);
Generate(methodBuilder.GetILGenerator(), context, native);
return(methodBuilder);
}
protected override MethodBuilder CreateMethodBuilder(string nativeName, Type proxyType, uint[] nativeArgumentLengths,
TypeBuilder typeBuilder, MethodInfo method, string[] identifierPropertyNames, int idIndex, FieldInfo[] proxyFields)
{
// Define the method.
var idCount = identifierPropertyNames.Length;
var attributes = GetMethodOverrideAttributes(method);
var parameterTypes = GetMethodParameters(method);
var nativeParameterTypes = GetNativeParameters(parameterTypes, idIndex, idCount);
// Find the native.
var native = _nativeLoader.Load(nativeName, nativeArgumentLengths, nativeParameterTypes);
if (native == null)
{
return(null);
}
// Generate the method body.
var methodBuilder = typeBuilder.DefineMethod(method.Name, attributes, method.ReturnType, parameterTypes);
var gen = new NativeHandleBasedProxyGenerator(native, proxyType, identifierPropertyNames, 0, parameterTypes, method.ReturnType);
gen.Generate(methodBuilder.GetILGenerator());
return(methodBuilder);
}
/// <summary>
/// Loads a native with the specified name.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="sizes">The references to the parameter which contains the size of array parameters.</param>
/// <param name="parameterTypes">The parameter types.</param>
/// <returns>The loaded native.</returns>
public static INative Load(string name, int[] sizes, params Type[] parameterTypes)
{
return(_nativeLoader.Load(name, sizes, parameterTypes));
}