public void Read(uint imports, IList <PdbImport> result)
{
if (imports == 0)
{
return;
}
if (!blobStream.TryCreateReader(imports, out var reader))
{
return;
}
while (reader.Position < reader.Length)
{
var kind = ImportDefinitionKindUtils.ToPdbImportDefinitionKind(reader.ReadCompressedUInt32());
string targetNamespace, alias;
AssemblyRef targetAssembly;
PdbImport import;
ITypeDefOrRef targetType;
switch (kind)
{
case PdbImportDefinitionKind.ImportNamespace:
// <import> ::= ImportNamespace <target-namespace>
targetNamespace = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbImportNamespace(targetNamespace);
break;
case PdbImportDefinitionKind.ImportAssemblyNamespace:
// <import> ::= ImportAssemblyNamespace <target-assembly> <target-namespace>
targetAssembly = TryReadAssemblyRef(reader.ReadCompressedUInt32());
targetNamespace = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbImportAssemblyNamespace(targetAssembly, targetNamespace);
break;
case PdbImportDefinitionKind.ImportType:
// <import> ::= ImportType <target-type>
targetType = TryReadType(reader.ReadCompressedUInt32());
import = new PdbImportType(targetType);
break;
case PdbImportDefinitionKind.ImportXmlNamespace:
// <import> ::= ImportXmlNamespace <alias> <target-namespace>
alias = ReadUTF8(reader.ReadCompressedUInt32());
targetNamespace = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbImportXmlNamespace(alias, targetNamespace);
break;
case PdbImportDefinitionKind.ImportAssemblyReferenceAlias:
// <import> ::= ImportReferenceAlias <alias>
alias = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbImportAssemblyReferenceAlias(alias);
break;
case PdbImportDefinitionKind.AliasAssemblyReference:
// <import> ::= AliasAssemblyReference <alias> <target-assembly>
alias = ReadUTF8(reader.ReadCompressedUInt32());
targetAssembly = TryReadAssemblyRef(reader.ReadCompressedUInt32());
import = new PdbAliasAssemblyReference(alias, targetAssembly);
break;
case PdbImportDefinitionKind.AliasNamespace:
// <import> ::= AliasNamespace <alias> <target-namespace>
alias = ReadUTF8(reader.ReadCompressedUInt32());
targetNamespace = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbAliasNamespace(alias, targetNamespace);
break;
case PdbImportDefinitionKind.AliasAssemblyNamespace:
// <import> ::= AliasAssemblyNamespace <alias> <target-assembly> <target-namespace>
alias = ReadUTF8(reader.ReadCompressedUInt32());
targetAssembly = TryReadAssemblyRef(reader.ReadCompressedUInt32());
targetNamespace = ReadUTF8(reader.ReadCompressedUInt32());
import = new PdbAliasAssemblyNamespace(alias, targetAssembly, targetNamespace);
break;
case PdbImportDefinitionKind.AliasType:
// <import> ::= AliasType <alias> <target-type>
alias = ReadUTF8(reader.ReadCompressedUInt32());
targetType = TryReadType(reader.ReadCompressedUInt32());
import = new PdbAliasType(alias, targetType);
break;
case ImportDefinitionKindUtils.UNKNOWN_IMPORT_KIND:
import = null;
break;
default:
Debug.Fail("Unknown import definition kind: " + kind.ToString());
import = null;
break;
}
if (import != null)
{
result.Add(import);
}
}
Debug.Assert(reader.Position == reader.Length);
}
void Write(DataWriter writer, IList <PdbImport> imports)
{
int count = imports.Count;
for (int i = 0; i < count; i++)
{
var import = imports[i];
if (!ImportDefinitionKindUtils.ToImportDefinitionKind(import.Kind, out uint rawKind))
{
helper.Error("Unknown import definition kind: " + import.Kind.ToString());
return;
}
writer.WriteCompressedUInt32(rawKind);
switch (import.Kind)
{
case PdbImportDefinitionKind.ImportNamespace:
// <import> ::= ImportNamespace <target-namespace>
writer.WriteCompressedUInt32(WriteUTF8(((PdbImportNamespace)import).TargetNamespace));
break;
case PdbImportDefinitionKind.ImportAssemblyNamespace:
// <import> ::= ImportAssemblyNamespace <target-assembly> <target-namespace>
writer.WriteCompressedUInt32(systemMetadata.GetToken(((PdbImportAssemblyNamespace)import).TargetAssembly).Rid);
writer.WriteCompressedUInt32(WriteUTF8(((PdbImportAssemblyNamespace)import).TargetNamespace));
break;
case PdbImportDefinitionKind.ImportType:
// <import> ::= ImportType <target-type>
writer.WriteCompressedUInt32(GetTypeDefOrRefEncodedToken(((PdbImportType)import).TargetType));
break;
case PdbImportDefinitionKind.ImportXmlNamespace:
// <import> ::= ImportXmlNamespace <alias> <target-namespace>
writer.WriteCompressedUInt32(WriteUTF8(((PdbImportXmlNamespace)import).Alias));
writer.WriteCompressedUInt32(WriteUTF8(((PdbImportXmlNamespace)import).TargetNamespace));
break;
case PdbImportDefinitionKind.ImportAssemblyReferenceAlias:
// <import> ::= ImportReferenceAlias <alias>
writer.WriteCompressedUInt32(WriteUTF8(((PdbImportAssemblyReferenceAlias)import).Alias));
break;
case PdbImportDefinitionKind.AliasAssemblyReference:
// <import> ::= AliasAssemblyReference <alias> <target-assembly>
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasAssemblyReference)import).Alias));
writer.WriteCompressedUInt32(systemMetadata.GetToken(((PdbAliasAssemblyReference)import).TargetAssembly).Rid);
break;
case PdbImportDefinitionKind.AliasNamespace:
// <import> ::= AliasNamespace <alias> <target-namespace>
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasNamespace)import).Alias));
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasNamespace)import).TargetNamespace));
break;
case PdbImportDefinitionKind.AliasAssemblyNamespace:
// <import> ::= AliasAssemblyNamespace <alias> <target-assembly> <target-namespace>
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasAssemblyNamespace)import).Alias));
writer.WriteCompressedUInt32(systemMetadata.GetToken(((PdbAliasAssemblyNamespace)import).TargetAssembly).Rid);
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasAssemblyNamespace)import).TargetNamespace));
break;
case PdbImportDefinitionKind.AliasType:
// <import> ::= AliasType <alias> <target-type>
writer.WriteCompressedUInt32(WriteUTF8(((PdbAliasType)import).Alias));
writer.WriteCompressedUInt32(GetTypeDefOrRefEncodedToken(((PdbAliasType)import).TargetType));
break;
default:
helper.Error("Unknown import definition kind: " + import.Kind.ToString());
return;
}
}
}