using System;
using System.Text;
using System.Collections.Specialized;
using System.Runtime.InteropServices;

namespace Novell.CASA.DataEngines.KWallet
{

public class kwallet
{

	//private static int MAX_NAME_LENGTH = 512;
	private const string CPP_LIB = "kwallets_rw";



/*

        [DllImport(CPP_LIB)]
        public static extern void MyTest(
                EnumSecretList enumSecretList
        );

*/
        [DllImport(CPP_LIB)]
        public static extern void Aggregate(
                EnumSecretList enumSecretList
        );

        [DllImport(CPP_LIB)]
        public static extern void FreeList();

        [DllImport(CPP_LIB)]
        public static extern int SetEntry(string walletName, string folderName, int entryType, string keyName, string value, int valueLen); 	     

    [DllImport(CPP_LIB)]
    public static extern int SetMapEntry(string walletName, string folderName, string keyName, String[,] value, int eleCount); 	     
    [DllImport(CPP_LIB)]
    public static extern int RemoveEntry(string walletName, string folderName, string keyName);

/*
      public static int Try(EnumSecretList enumSecretList)
      {
             MyTest(enumSecretList);
             return 0;
      }

*/
      public static int AggregateKW(EnumSecretList enumSecretList)
      {
             Aggregate(enumSecretList);
             return 0;
      }



      public static int FreeResources()
      {
             FreeList();
             return 0;
      }
      
      
      public  static int SetSecret(string walletName, string folderName, int entryType, string keyName, string value, int valueLen )
        {
		return(SetEntry(walletName, folderName, entryType, keyName,  value, valueLen ));
        } 	     
        public  static int SetSecret(string walletName, string folderName, string keyName, NameValueCollection nvc)
        {
                
		//IntPtr[] mapele = new IntPtr[nvc.Count * 2];
		String[,] mapele = new String[nvc.Count,2 ];
                String str=" ";
                
                int j=0;
                for (int i=0; i< nvc.Count; i++)
		{
                   mapele[i,0] = nvc.GetKey(i);
                   mapele[i,1] = nvc.Get(nvc.GetKey(i));
                     

                } 
                               
               
                /*
                for (int i=0; i< nvc.Count; i++)
                {
                  str = String.Concat(str,nvc.GetKey(i));
                  str = String.Concat(str, "\0");
                  str = String.Concat(str,nvc.Get(nvc.GetKey(i)));
                  str = String.Concat(str, "\0");
    
                }
                */
                
                char[] strarr = str.ToCharArray();
 
                /*for (int i=0; i< nvc.Count; i++)
                {
                    
                      string strKey = nvc.GetKey(i);
                      Console.WriteLine("Key is " + strKey);
                      //IntPtr ptr1  = Marshal.AllocHGlobal(strKey.Length);
                      //Marshal.StructureToPtr(strKey,ptr1,false);   
                      
                      IntPtr ptr1 = Marshal.StringToHGlobalAnsi(strKey);
                      string strValue = nvc.Get(strKey);
                      //IntPtr ptr2  = Marshal.AllocHGlobal(strValue.Length);
                      //Marshal.StructureToPtr(strValue,ptr2,false);   
                      IntPtr ptr2 = Marshal.StringToHGlobalAnsi(strValue);
                      Console.WriteLine("Value is " + strValue);
                      //IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(kv));
                      // Marshal.StructureToPtr(kv,ptr,false);   
                       mapele[j++] = ptr1;
                       Console.WriteLine("Pointer is " +ptr1);
                       mapele[j++] = ptr2;
                       Console.WriteLine("Pointer is " +ptr2);
                }
                */
                //IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(mapele));
                //Marshal.StructureToPtr(mapele,ptr,false);   
                
                /*string[] str = {"a","bb","ccc"};
                IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(str));
                Marshal.StructureToPtr(str,ptr,false);
                */ 
                /*Console.WriteLine("Setting Map Entry Keys name is " + keyName); */
		return(SetMapEntry(walletName, folderName, keyName,  mapele, nvc.Count));
        } 	     
        public  static int DeleteSecret(string walletName, string folderName, string keyName)
        {
		return(RemoveEntry(walletName, folderName, keyName));
        } 	     


      
      
      
      
      
      
      
      

//TBD: All this for future.
/*
	[DllImport(CPP_LIB)]
	public static extern int ReadSecret
	(
		[MarshalAs(UnmanagedType.LPStr)]
		String walletName,
		[MarshalAs(UnmanagedType.LPStr)]
		String folderName,
		[MarshalAs(UnmanagedType.LPStr)]
		String key,
		[MarshalAs(UnmanagedType.LPStr)]
		Byte[] secretVal
	);

	[DllImport(CPP_LIB)]
    public static extern int WriteSecret
    (
        [MarshalAs(UnmanagedType.LPStr)]
        String walletName,
        [MarshalAs(UnmanagedType.LPStr)]
        String folderName,
		int entryType,
        [MarshalAs(UnmanagedType.LPStr)]
        String key,
        [MarshalAs(UnmanagedType.LPStr)]
        Byte[] secret
    );




	[DllImport(CPP_LIB)]
	public static extern void CloseAllWallets();







    public static int ReadWallet(String walletName, String folderName, String key, Byte[] secretVal) 
    {

		// Read a secret from wallet
	 	 return (ReadSecret(walletName, folderName, key, secretVal)); 
    }

	public static int WriteWallet(String walletName, String folderName,int entryType, String key, Byte[] secretVal)
	{

		// Write secret to wallet
		return (WriteSecret( walletName, folderName, entryType, key, secretVal));

	}





	public static void DisconnectApplication()
	{

		CloseAllWallets();

	}
*/
		
}

}