public void SetCustomAttribute(CustomAttributeBuilder customBuilder)
{
Universe u = this.Module.universe;
if (customBuilder.Constructor.DeclaringType == u.System_Runtime_InteropServices_FieldOffsetAttribute)
{
customBuilder = customBuilder.DecodeBlob(this.Module.Assembly);
SetOffset((int)customBuilder.GetConstructorArgument(0));
}
else if (customBuilder.Constructor.DeclaringType == u.System_Runtime_InteropServices_MarshalAsAttribute)
{
MarshalSpec.SetMarshalAsAttribute(typeBuilder.ModuleBuilder, pseudoToken, customBuilder);
attribs |= FieldAttributes.HasFieldMarshal;
}
else if (customBuilder.Constructor.DeclaringType == u.System_NonSerializedAttribute)
{
attribs |= FieldAttributes.NotSerialized;
}
else if (customBuilder.Constructor.DeclaringType == u.System_Runtime_CompilerServices_SpecialNameAttribute)
{
attribs |= FieldAttributes.SpecialName;
}
else
{
typeBuilder.ModuleBuilder.SetCustomAttribute(pseudoToken, customBuilder);
}
}
private void SetStructLayoutPseudoCustomAttribute(CustomAttributeBuilder customBuilder)
{
object val = customBuilder.GetConstructorArgument(0);
LayoutKind layout;
if (val is short)
{
layout = (LayoutKind)(short)val;
}
else
{
layout = (LayoutKind)val;
}
int?pack = (int?)customBuilder.GetFieldValue("Pack");
int?size = (int?)customBuilder.GetFieldValue("Size");
if (pack.HasValue || size.HasValue)
{
ClassLayoutTable.Record rec = new ClassLayoutTable.Record();
rec.PackingSize = (short)(pack ?? 0);
rec.ClassSize = size ?? 0;
rec.Parent = token;
this.ModuleBuilder.ClassLayout.AddRecord(rec);
}
attribs &= ~TypeAttributes.LayoutMask;
switch (layout)
{
case LayoutKind.Auto:
attribs |= TypeAttributes.AutoLayout;
break;
case LayoutKind.Explicit:
attribs |= TypeAttributes.ExplicitLayout;
break;
case LayoutKind.Sequential:
attribs |= TypeAttributes.SequentialLayout;
break;
}
CharSet?charSet = customBuilder.GetFieldValue <CharSet>("CharSet");
attribs &= ~TypeAttributes.StringFormatMask;
switch (charSet ?? CharSet.None)
{
case CharSet.None:
case CharSet.Ansi:
attribs |= TypeAttributes.AnsiClass;
break;
case CharSet.Auto:
attribs |= TypeAttributes.AutoClass;
break;
case CharSet.Unicode:
attribs |= TypeAttributes.UnicodeClass;
break;
}
}
private void SetStructLayoutPseudoCustomAttribute(CustomAttributeBuilder customBuilder)
{
object val = customBuilder.GetConstructorArgument(0);
LayoutKind layout;
if (val is short)
{
layout = (LayoutKind)(short)val;
}
else
{
layout = (LayoutKind)val;
}
StructLayoutAttribute attr = new StructLayoutAttribute(layout);
attr.Pack = (int?)customBuilder.GetFieldValue("Pack") ?? 0;
attr.Size = (int?)customBuilder.GetFieldValue("Size") ?? 0;
attr.CharSet = customBuilder.GetFieldValue <CharSet>("CharSet") ?? CharSet.None;
attribs &= ~TypeAttributes.LayoutMask;
switch (attr.Value)
{
case LayoutKind.Auto:
attribs |= TypeAttributes.AutoLayout;
break;
case LayoutKind.Explicit:
attribs |= TypeAttributes.ExplicitLayout;
break;
case LayoutKind.Sequential:
attribs |= TypeAttributes.SequentialLayout;
break;
}
attribs &= ~TypeAttributes.StringFormatMask;
switch (attr.CharSet)
{
case CharSet.None:
case CharSet.Ansi:
attribs |= TypeAttributes.AnsiClass;
break;
case CharSet.Auto:
attribs |= TypeAttributes.AutoClass;
break;
case CharSet.Unicode:
attribs |= TypeAttributes.UnicodeClass;
break;
}
pack = (short)attr.Pack;
size = attr.Size;
hasLayout = pack != 0 || size != 0;
}
private void SetDllImportPseudoCustomAttribute(CustomAttributeBuilder customBuilder)
{
CallingConvention?callingConvention = customBuilder.GetFieldValue <CallingConvention>("CallingConvention");
CharSet? charSet = customBuilder.GetFieldValue <CharSet>("CharSet");
SetDllImportPseudoCustomAttribute((string)customBuilder.GetConstructorArgument(0),
(string)customBuilder.GetFieldValue("EntryPoint"),
callingConvention,
charSet,
(bool?)customBuilder.GetFieldValue("BestFitMapping"),
(bool?)customBuilder.GetFieldValue("ThrowOnUnmappableChar"),
(bool?)customBuilder.GetFieldValue("SetLastError"),
(bool?)customBuilder.GetFieldValue("PreserveSig"),
(bool?)customBuilder.GetFieldValue("ExactSpelling"));
}
private void SetMethodImplAttribute(CustomAttributeBuilder customBuilder)
{
MethodImplOptions opt;
switch (customBuilder.Constructor.ParameterCount)
{
case 0:
opt = 0;
break;
case 1:
{
object val = customBuilder.GetConstructorArgument(0);
if (val is short)
{
opt = (MethodImplOptions)(short)val;
}
else if (val is int)
{
opt = (MethodImplOptions)(int)val;
}
else
{
opt = (MethodImplOptions)val;
}
break;
}
default:
throw new NotSupportedException();
}
implFlags = (MethodImplAttributes)opt;
#if NETSTANDARD
object type = customBuilder.GetFieldValue("MethodCodeType");
if (type != null)
{
implFlags |= (MethodImplAttributes)(int)type;
}
#else
MethodCodeType?type = customBuilder.GetFieldValue <MethodCodeType>("MethodCodeType");
if (type.HasValue)
{
implFlags |= (MethodImplAttributes)type;
}
#endif
}
private void SetStructLayoutPseudoCustomAttribute(CustomAttributeBuilder customBuilder)
{
object val = customBuilder.GetConstructorArgument(0);
LayoutKind layout;
if (val is short)
{
layout = (LayoutKind)(short)val;
}
else
{
layout = (LayoutKind)val;
}
pack = (short)((int?)customBuilder.GetFieldValue("Pack") ?? 0);
size = (int?)customBuilder.GetFieldValue("Size") ?? 0;
#if NETSTANDARD
CharSet charSet = customBuilder.GetFieldValue <CharSet>("CharSet") ?? (CharSet)1;
#else
CharSet charSet = customBuilder.GetFieldValue <CharSet>("CharSet") ?? CharSet.None;
#endif
attribs &= ~TypeAttributes.LayoutMask;
switch (layout)
{
case LayoutKind.Auto:
attribs |= TypeAttributes.AutoLayout;
break;
case LayoutKind.Explicit:
attribs |= TypeAttributes.ExplicitLayout;
break;
case LayoutKind.Sequential:
attribs |= TypeAttributes.SequentialLayout;
break;
}
attribs &= ~TypeAttributes.StringFormatMask;
switch (charSet)
{
#if NETSTANDARD
case (CharSet)1:
#else
case CharSet.None:
#endif
case CharSet.Ansi:
attribs |= TypeAttributes.AnsiClass;
break;
#if NETSTANDARD
case (CharSet)4:
#else
case CharSet.Auto:
#endif
attribs |= TypeAttributes.AutoClass;
break;
case CharSet.Unicode:
attribs |= TypeAttributes.UnicodeClass;
break;
}
hasLayout = pack != 0 || size != 0;
}
