PdbGuidAndAgeExtractor.cs

using System;
using System.Runtime.InteropServices;

static class PdbGuidAndAgeExtractor
{
    public static string GetGuidAndAge(string pdbFile)
    {
        var dataSource = (IDiaDataSource) Activator.CreateInstance(Marshal.GetTypeFromCLSID(new Guid("83AB22C8-993A-4D14-A0E0-37BC0AAEA793")));
        dataSource.loadDataFromPdb(pdbFile);

        IDiaSession session;
        dataSource.openSession(out session);

        var globalScope = session.globalScope;
        return (globalScope.guid.ToString("N") + globalScope.age.ToString("X")).ToUpperInvariant();
    }
}

[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("79F1BB5F-B66E-48E5-B6A9-1545C323CA3D")]
interface IDiaDataSource
{
    #region Unused
    void lastError();
    #endregion

    void loadDataFromPdb(string pdbPath);

    #region Unused
    void loadAndValidateDataFromPdb();
    void loadDataForExe();
    void loadDataFromIStream();
    #endregion

    void openSession(out IDiaSession ppSession);
}

[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("6FC5D63F-011E-40C2-8DD2-E6486E9D6B68")]
interface IDiaSession
{
    #region Unused
    void get_loadAddress();
    void set_loadAddress();
    #endregion

    IDiaSymbol globalScope { get; }
}

[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("CB787B2F-BD6C-4635-BA52-933126BD2DCD")]
interface IDiaSymbol
{
    #region Unused
    void symIndexId();
    void symTag();
    void name();
    void lexicalParent();
    void classParent();
    void type();
    void dataKind();
    void locationType();
    void addressSection();
    void addressOffset();
    void relativeVirtualAddress();
    void virtualAddress();
    void registerId();
    void offset();
    void length();
    void slot();
    void volatileType();
    void constType();
    void unalignedType();
    void access();
    void libraryName();
    void platform();
    void language();
    void editAndContinueEnabled();
    void frontEndMajor();
    void frontEndMinor();
    void frontEndBuild();
    void backEndMajor();
    void backEndMinor();
    void backEndBuild();
    void sourceFileName();
    void unused();
    void thunkOrdinal();
    void thisAdjust();
    void virtualBaseOffset();
    void @virtual();
    void intro();
    void pure();
    void callingConvention();
    void value();
    void baseType();
    void token();
    void timeStamp();
    #endregion

    Guid guid { get; }

    #region Unused
    void symbolsFileName();
    void reference();
    void count();
    void bitPosition();
    void arrayIndexType();
    void packed();
    void constructor();
    void overloadedOperator();
    void nested();
    void hasNestedTypes();
    void hasAssignmentOperator();
    void hasCastOperator();
    void scoped();
    void virtualBaseClass();
    void indirectVirtualBaseClass();
    void virtualBasePointerOffset();
    void virtualTableShape();
    void lexicalParentId();
    void classParentId();
    void typeId();
    void arrayIndexTypeId();
    void virtualTableShapeId();
    void code();
    void function();
    void managed();
    void msil();
    void virtualBaseDispIndex();
    void undecoratedName();
    #endregion

    uint age { get; }
}