/// <summary>
/// Initializes a new instance of the <see cref="TrampolineParameter"/> class.
/// </summary>
/// <param name="type">The type of the parameter.</param>
/// <param name="flags">Flags specifying the behavior of the parameter.</param>
public TrampolineParameter(Type type, TrampolineParameterFlags flags)
{
if (type == null)
throw new ArgumentNullException("type");
if (flags.HasFlag(TrampolineParameterFlags.Reference))
Type = type.MakeByRefType();
else
Type = type;
}
/// <summary>
/// Initializes a new instance of the <see cref="TrampolineParameter"/> class.
/// </summary>
/// <param name="type">The type of the parameter.</param>
/// <param name="flags">Flags specifying the behavior of the parameter.</param>
public TrampolineParameter(Type type, TrampolineParameterFlags flags)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (flags.HasFlag(TrampolineParameterFlags.Reference))
{
Type = type.MakeByRefType();
}
else
{
Type = type;
}
}
static void BuildTrampolineAssembly(ApiModel api, string outputDirectory, string outputFile)
{
MarshallingService marshaller = new MarshallingService();
TrampolineAssemblyBuilder trampolineBuilder = new TrampolineAssemblyBuilder();
foreach (var interfaceModel in api.Interfaces)
{
foreach (var methodModel in interfaceModel.Methods)
{
var methodType = marshaller.ResolveType(methodModel.Type);
if (methodType == null)
{
throw new InvalidOperationException(string.Format("Could not resolve return type for method '{0}.'", methodModel.Name));
}
var parameters = new List <TrampolineParameter>();
foreach (var parameterModel in methodModel.Parameters)
{
var parameterType = marshaller.ResolveType(parameterModel);
if (parameterType == null)
{
throw new InvalidOperationException(string.Format("Could not resolve type for parameter '{0}.'", parameterModel.Name));
}
TrampolineParameterFlags flags = TrampolineParameterFlags.Default;
if (parameterModel.Flags.HasFlag(ParameterModelFlags.IsOutput) && marshaller.ResolveBehavior(parameterModel) != MarshalBehavior.Structure && marshaller.ResolveBehavior(parameterModel) != MarshalBehavior.Enumeration && marshaller.ResolveBehavior(parameterModel) != MarshalBehavior.Array)
{
flags |= TrampolineParameterFlags.Reference;
}
parameters.Add(parameterModel.Type == ApiModel.VoidModel ? new TrampolineParameter(typeof(IntPtr), flags) : new TrampolineParameter(parameterType, flags));
}
trampolineBuilder.Add(new Trampoline(true, methodType, parameters.ToArray()));
}
}
foreach (var functionModel in api.Functions)
{
var methodType = marshaller.ResolveType(functionModel.Type);
if (methodType == null)
{
throw new InvalidOperationException(string.Format("Could not resolve return type for method '{0}.'", functionModel.Name));
}
var parameters = new List <TrampolineParameter>();
foreach (var parameterModel in functionModel.Parameters)
{
var parameterType = marshaller.ResolveType(parameterModel);
if (parameterType == null)
{
throw new InvalidOperationException(string.Format("Could not resolve type for parameter '{0}.'", parameterModel.Name));
}
TrampolineParameterFlags flags = TrampolineParameterFlags.Default;
if (parameterModel.Flags.HasFlag(ParameterModelFlags.IsOutput))
{
flags |= TrampolineParameterFlags.Reference;
}
parameters.Add(parameterModel.Type == ApiModel.VoidModel ? new TrampolineParameter(typeof(IntPtr), flags) : new TrampolineParameter(parameterType, flags));
}
trampolineBuilder.Add(new Trampoline(false, methodType, parameters.ToArray()));
}
trampolineBuilder.CreateAssembly(outputDirectory, outputFile);
}