internal static bool IsDefined(RuntimeFieldInfo field)
{
return(MarshalAsAttribute.GetCustomAttribute(field) != null);
}
internal static bool IsDefined(RuntimeParameterInfo parameter)
{
return(MarshalAsAttribute.GetCustomAttribute(parameter) != null);
}
internal static Attribute GetCustomAttribute(RuntimeFieldInfo field)
{
return(MarshalAsAttribute.GetCustomAttribute(field.MetadataToken, field.GetRuntimeModule()));
}
private void Init(MarshalAsAttribute marshalAs)
{
Type type = typeof(MarshalAsAttribute);
this.m_ctor = type.GetConstructors(BindingFlags.Public | BindingFlags.Instance)[0];
CustomAttributeTypedArgument[] array = new CustomAttributeTypedArgument[] { new CustomAttributeTypedArgument(marshalAs.Value) };
this.m_typedCtorArgs = Array.AsReadOnly<CustomAttributeTypedArgument>(array);
int num = 3;
if (marshalAs.MarshalType != null)
{
num++;
}
if (marshalAs.MarshalTypeRef != null)
{
num++;
}
if (marshalAs.MarshalCookie != null)
{
num++;
}
num++;
num++;
if (marshalAs.SafeArrayUserDefinedSubType != null)
{
num++;
}
CustomAttributeNamedArgument[] argumentArray = new CustomAttributeNamedArgument[num];
num = 0;
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("ArraySubType"), marshalAs.ArraySubType);
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("SizeParamIndex"), marshalAs.SizeParamIndex);
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("SizeConst"), marshalAs.SizeConst);
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("IidParameterIndex"), marshalAs.IidParameterIndex);
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("SafeArraySubType"), marshalAs.SafeArraySubType);
if (marshalAs.MarshalType != null)
{
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("MarshalType"), marshalAs.MarshalType);
}
if (marshalAs.MarshalTypeRef != null)
{
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("MarshalTypeRef"), marshalAs.MarshalTypeRef);
}
if (marshalAs.MarshalCookie != null)
{
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("MarshalCookie"), marshalAs.MarshalCookie);
}
if (marshalAs.SafeArrayUserDefinedSubType != null)
{
argumentArray[num++] = new CustomAttributeNamedArgument(type.GetField("SafeArrayUserDefinedSubType"), marshalAs.SafeArrayUserDefinedSubType);
}
this.m_namedArgs = Array.AsReadOnly<CustomAttributeNamedArgument>(argumentArray);
}
internal static Attribute GetCustomAttribute(RuntimeParameterInfo parameter)
{
return(MarshalAsAttribute.GetCustomAttribute(parameter.MetadataToken, parameter.GetRuntimeModule()));
}
internal MarshalAsAttribute ToMarshalAsAttribute () {
MarshalAsAttribute attr = new MarshalAsAttribute (t);
attr.ArraySubType = tbase;
attr.MarshalCookie = mcookie;
attr.MarshalType = marshaltype;
attr.MarshalTypeRef = marshaltyperef;
if (count == -1)
attr.SizeConst = 0;
else
attr.SizeConst = count;
if (param_num == -1)
attr.SizeParamIndex = 0;
else
attr.SizeParamIndex = (short)param_num;
return attr;
}
/* to build a ParameterInfo for the return type of a method */
internal ParameterInfo (Type type, MemberInfo member, MarshalAsAttribute marshalAs) {
this.ClassImpl = type;
this.MemberImpl = member;
this.NameImpl = "";
this.PositionImpl = -1; // since parameter positions are zero-based, return type pos is -1
this.AttrsImpl = ParameterAttributes.Retval;
this.marshalAs = marshalAs;
}
/// <summary>
/// Builds the marshal as attribute.
/// </summary>
/// <param name="marshalAsAttribute">The marshal as attribute.</param>
/// <param name="isReturn">if set to <c>true</c> [is return].</param>
/// <returns></returns>
public static string BuildMarshalAsAttribute(MarshalAsAttribute marshalAsAttribute, bool isReturn)
{
var builder = new StringBuilder();
builder.AppendFormat("[{0}MarshalAs(", isReturn ? "return: " : string.Empty);
builder.AppendFormat("UnmanagedType.{0}", marshalAsAttribute.Value);
if (marshalAsAttribute.SizeConst != 0)
builder.AppendFormat(", SizeConst = {0}", marshalAsAttribute.SizeConst);
if (marshalAsAttribute.Value == UnmanagedType.CustomMarshaler)
builder.AppendFormat(", MarshalTypeRef = typeof({0})", marshalAsAttribute.MarshalTypeRef);
if (marshalAsAttribute.ArraySubType != default(UnmanagedType))
builder.AppendFormat(", ArraySubType = UnmanagedType.{0}", marshalAsAttribute.ArraySubType);
builder.Append(")]");
return builder.ToString();
}
private void Init(MarshalAsAttribute marshalAs)
{
Type type = typeof(MarshalAsAttribute);
m_ctor = type.GetConstructors(BindingFlags.Public | BindingFlags.Instance)[0];
m_typedCtorArgs = Array.AsReadOnly(new CustomAttributeTypedArgument[]
{
new CustomAttributeTypedArgument(marshalAs.Value),
});
int i = 3; // ArraySubType, SizeParamIndex, SizeConst
if (marshalAs.MarshalType != null) i++;
if (marshalAs.MarshalTypeRef != null) i++;
if (marshalAs.MarshalCookie != null) i++;
i++; // IidParameterIndex
i++; // SafeArraySubType
if (marshalAs.SafeArrayUserDefinedSubType != null) i++;
CustomAttributeNamedArgument[] namedArgs = new CustomAttributeNamedArgument[i];
// For compatibility with previous runtimes, we always include the following 5 attributes, regardless
// of if they apply to the UnmanagedType being marshaled or not.
i = 0;
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("ArraySubType"), marshalAs.ArraySubType);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeParamIndex"), marshalAs.SizeParamIndex);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeConst"), marshalAs.SizeConst);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("IidParameterIndex"), marshalAs.IidParameterIndex);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SafeArraySubType"), marshalAs.SafeArraySubType);
if (marshalAs.MarshalType != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalType"), marshalAs.MarshalType);
if (marshalAs.MarshalTypeRef != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalTypeRef"), marshalAs.MarshalTypeRef);
if (marshalAs.MarshalCookie != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalCookie"), marshalAs.MarshalCookie);
if (marshalAs.SafeArrayUserDefinedSubType != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SafeArrayUserDefinedSubType"), marshalAs.SafeArrayUserDefinedSubType);
m_namedArgs = Array.AsReadOnly(namedArgs);
}
/* to build a ParameterInfo for the return type of a method */
#if NET_4_0
internal MonoParameterInfo (Type type, MemberInfo member, MarshalAsAttribute marshalAs) {
internal static ParameterInfo New (Type type, MemberInfo member, MarshalAsAttribute marshalAs)
{
return new MonoParameterInfo (type, member, marshalAs);
}
private void Init(MarshalAsAttribute marshalAs)
{
Type type = typeof(MarshalAsAttribute);
m_ctor = type.GetConstructors(BindingFlags.Public | BindingFlags.Instance)[0];
m_typedCtorArgs = Array.AsReadOnly(new CustomAttributeTypedArgument[]
{
new CustomAttributeTypedArgument(marshalAs.Value),
});
int i = 3; // ArraySubType, SizeParamIndex, SizeConst
if (marshalAs.MarshalType != null) i++;
if (marshalAs.MarshalTypeRef != null) i++;
if (marshalAs.MarshalCookie != null) i++;
CustomAttributeNamedArgument[] namedArgs = new CustomAttributeNamedArgument[i];
i = 0;
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("ArraySubType"), marshalAs.ArraySubType);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeParamIndex"), marshalAs.SizeParamIndex);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeConst"), marshalAs.SizeConst);
if (marshalAs.MarshalType != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalType"), marshalAs.MarshalType);
if (marshalAs.MarshalTypeRef != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalTypeRef"), marshalAs.MarshalTypeRef);
if (marshalAs.MarshalCookie != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalCookie"), marshalAs.MarshalCookie);
m_namedArgs = Array.AsReadOnly(namedArgs);
}
internal static ParameterInfo New (Type type, MemberInfo member, MarshalAsAttribute marshalAs)
{
#if NET_4_0
return new MonoParameterInfo (type, member, marshalAs);
#else
return new ParameterInfo (type, member, marshalAs);
#endif
}
private void Init(MarshalAsAttribute marshalAs)
{
Type type = typeof(MarshalAsAttribute);
m_ctor = type.GetConstructors(BindingFlags.Public | BindingFlags.Instance)[0];
m_typedCtorArgs = Array.AsReadOnly(new CustomAttributeTypedArgument[]
{
new CustomAttributeTypedArgument(marshalAs.Value),
});
int i = 3; // ArraySubType, SizeParamIndex, SizeConst
if (marshalAs.MarshalType != null) i++;
if (marshalAs.MarshalTypeRef != null) i++;
if (marshalAs.MarshalCookie != null) i++;
#if FEATURE_COMINTEROP
i++; // IidParameterIndex
i++; // SafeArraySubType
if (marshalAs.SafeArrayUserDefinedSubType != null) i++;
#endif // FEATURE_COMINTEROP
CustomAttributeNamedArgument[] namedArgs = new CustomAttributeNamedArgument[i];
i = 0;
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("ArraySubType"), marshalAs.ArraySubType);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeParamIndex"), marshalAs.SizeParamIndex);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SizeConst"), marshalAs.SizeConst);
#if FEATURE_COMINTEROP
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("IidParameterIndex"), marshalAs.IidParameterIndex);
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SafeArraySubType"), marshalAs.SafeArraySubType);
#endif // FEATURE_COMINTEROP
if (marshalAs.MarshalType != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalType"), marshalAs.MarshalType);
if (marshalAs.MarshalTypeRef != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalTypeRef"), marshalAs.MarshalTypeRef);
if (marshalAs.MarshalCookie != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("MarshalCookie"), marshalAs.MarshalCookie);
#if FEATURE_COMINTEROP
if (marshalAs.SafeArrayUserDefinedSubType != null)
namedArgs[i++] = new CustomAttributeNamedArgument(type.GetField("SafeArrayUserDefinedSubType"), marshalAs.SafeArrayUserDefinedSubType);
#endif // FEATURE_COMINTEROP
m_namedArgs = Array.AsReadOnly(namedArgs);
}
