drummer/drummer.c

/*---------------------------------------------------------------------------------*/
/* Includes                                                                        */
/*---------------------------------------------------------------------------------*/

#define _IMRD_C_



#include <drummer.h>





/*---------------------------------------------------------------------------------*/
/*                                                                                 */
/*---------------------------------------------------------------------------------*/

NDT_Status  DR_Layer_Manager( NDT_Root  *Root_Ptr, NDT_Index_Id  Index_Id, NDT_Node  *Node_Ptr, NDT_Command  Command, va_list  *Args_Ptr)
{
    NDT_Command_Name  Command_Name;


    switch( Command)
    {
        case NDD_CMD_MANAGER_VERSION:
        {
	    ND_VA_ARG_GET( Version_Name_Ptr, *Args_Ptr, NDT_Version_Name  *);


            Command_Name = "NDD_CMD_MANAGER_VERSION";

            *Version_Name_Ptr = "$Revision: 1.0 $   $Name: Layer_Manager $   $Date: 2021/12/12 21:27:12 $   $Author: agibert $";

            return( NDS_OK);
        }

        case NDD_CMD_INDEX_GET:
        {
	    ND_VA_ARG_GET( Reply_Index_Id_Ptr, *Args_Ptr, NDT_Index_Id  *);
	    ND_VA_ARG_GET( Reply_Command_Ptr,  *Args_Ptr, NDT_Command  *);
	    ND_VA_ARG_GET( Cmd,                *Args_Ptr, NDT_Command);
	    ND_VA_ARG_GET( Layer_Ptr,          *Args_Ptr, DRT_Layer  *);


            Command_Name = "NDD_CMD_INDEX_GET";

            switch(Cmd)
            {
                case NDD_CMD_INDEX0_PRINT:
                {
                    *Reply_Index_Id_Ptr = 0;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

                case NDD_CMD_INDEX1_PRINT:
                {
                    *Reply_Index_Id_Ptr = 1;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

	        default:
                {
                    *Reply_Index_Id_Ptr = Index_Id;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }
            }

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_ALLOC:
        {
	    ND_VA_ARG_GET(    Layer_Ptr_Ptr,      *Args_Ptr, DRT_Layer  **);

	    ND_VA_LIST_OPEN(  user_args,          *Args_Ptr);
	    ND_VA_ARG_GET(    Layer_Template_Ptr,  user_args, DRT_Layer  *);

	    ND_VA_LIST_CLOSE( user_args);


            Command_Name = "NDD_CMD_VALUE_ALLOC";

            if( ( *Layer_Ptr_Ptr = (DRT_Layer  *)malloc( sizeof( DRT_Layer))) != NULL)
            {
		( *Layer_Ptr_Ptr)->Id = Root_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number;
		    
		strncpy( ( *Layer_Ptr_Ptr)->FileName, Layer_Template_Ptr->FileName, FILENAME_SIZE);

		( *Layer_Ptr_Ptr)->Sample_Ptr  = Layer_Template_Ptr->Sample_Ptr;
		( *Layer_Ptr_Ptr)->Sample_Size = Layer_Template_Ptr->Sample_Size;
		( *Layer_Ptr_Ptr)->Min         = Layer_Template_Ptr->Min;
		( *Layer_Ptr_Ptr)->Max         = Layer_Template_Ptr->Max;
		( *Layer_Ptr_Ptr)->Gain        = Layer_Template_Ptr->Gain;
		( *Layer_Ptr_Ptr)->Pitch       = Layer_Template_Ptr->Pitch;
		
		return( NDS_OK);
            }
            else
            {
                return( NDS_KO);
            }
        }

        case NDD_CMD_VALUE_FREE:
        {
	    ND_VA_ARG_GET(    Layer_Ptr, *Args_Ptr, DRT_Layer  *);


            Command_Name = "NDD_CMD_VALUE_FREE";


            free( Layer_Ptr);

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_COMP:
        {
	    ND_VA_ARG_GET(    Layer1_Ptr, *Args_Ptr, DRT_Layer  *);
	    ND_VA_ARG_GET(    Layer2_Ptr, *Args_Ptr, DRT_Layer  *);

	    long  rc;

	    
            Command_Name = "NDD_CMD_VALUE_COMP";

            switch( Index_Id)
            {
	        case 0:
		{
		    rc = Layer1_Ptr->Id - Layer2_Ptr->Id;
		    break;
		}

	        case 1:
		{
		    rc = strcmp( Layer1_Ptr->FileName, Layer2_Ptr->FileName);
		    break;
		}
		
	        default:
		{
		    printf( "Unknown COMP idx (%d) !\n", Index_Id);
		    return( NDS_KO);
		}
	    }

	    if( rc < 0)
	    {
		return( NDS_LOWER);
	    }
	    else
	    {
		if( rc > 0)
		{
		    return( NDS_GREATER);
		}
		else
		{
		    return( NDS_EQUAL);
		}
	    }
        }

        case NDD_CMD_VALUE_ADD:
        {
            /*
	      ND_VA_ARG_GET(    Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN(  user_args, *Args_Ptr);

	      ND_VA_ARG_GET(    user_data,  user_args, user_type);
	      ND_VA_ARG_GET(    ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */


            Command_Name = "NDD_CMD_VALUE_ADD";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_REMOVE:
        {
            /*
	      ND_VA_ARG_GET(   Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN( user_args, *Args_Ptr);

	      ND_VA_ARG_GET(   user_data,  user_args, user_type);
	      ND_VA_ARG_GET(   ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */


            Command_Name = "NDD_CMD_VALUE_REMOVE";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  lib_args,         *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               lib_args,  FILE  *);
	    ND_VA_ARG_GET(    Recursive_Mode,    lib_args,  NDT_Recursive_Mode);
	    ND_VA_ARG_GET(    Recursive_Depth,   lib_args,  NDT_Recursive_Depth);
	    ND_VA_ARG_GET(    Recursive_Offset,  lib_args,  NDT_Recursive_Offset);

	    ND_VA_LIST_OPEN(  user_args,         lib_args);

	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);
	    ND_VA_LIST_CLOSE( lib_args);

            DRT_Layer  *Layer_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_VALUE_PRINT";

	    if( DR_Layer_Dump( Layer_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_INFO_PRINT:
        {
            Command_Name = "NDD_CMD_INFO_PRINT";

            return( NDS_OK);

        }

        case NDD_CMD_INDEX0_PRINT:
        case NDD_CMD_INDEX1_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               user_args, FILE  *);
	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Layer  *Layer_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_INDEX_PRINT";

	    if( DR_Layer_Dump( Layer_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_SAMPLE_LOAD:
	{
	    ND_VA_ARG_GET(   Next_Node_Ptr,         *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN( user_args,             *Args_Ptr);

	    ND_VA_ARG_GET(   Kit_Ptr,                user_args, DRT_Kit  *);
	    ND_VA_ARG_GET(   SampleRate,             user_args, double);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Layer  *Layer_Ptr = Node_Ptr->Value;

	    
            Command_Name = "NDD_CMD_SAMPLE_LOAD";

	    if( DR_Layer_Sample_Load( Layer_Ptr, Kit_Ptr, SampleRate) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
	}

    default:
        {
            printf( "Layer_Manager() called with an undefined command %d\n", Command);
            return( NDS_ERRAPI);

        }
    }

    printf( "Layer_Manager() called with command %d (%s)\n", Command, Command_Name);
    return( NDS_OK);
}





/*---------------------------------------------------------------------------------*/
/*                                                                                 */
/*---------------------------------------------------------------------------------*/

NDT_Status  DR_Instrument_Manager( NDT_Root  *Root_Ptr, NDT_Index_Id  Index_Id, NDT_Node  *Node_Ptr, NDT_Command  Command, va_list  *Args_Ptr)
{
    NDT_Command_Name  Command_Name;


    switch( Command)
    {
        case NDD_CMD_MANAGER_VERSION:
        {
	    ND_VA_ARG_GET( Version_Name_Ptr, *Args_Ptr, NDT_Version_Name  *);


            Command_Name = "NDD_CMD_MANAGER_VERSION";

            *Version_Name_Ptr = "$Revision: 1.0 $   $Name: Instrument_Manager $   $Date: 2021/12/12 21:27:12 $   $Author: agibert $";

            return( NDS_OK);
        }

        case NDD_CMD_INDEX_GET:
        {
	    ND_VA_ARG_GET( Reply_Index_Id_Ptr, *Args_Ptr, NDT_Index_Id  *);
	    ND_VA_ARG_GET( Reply_Command_Ptr,  *Args_Ptr, NDT_Command  *);
	    ND_VA_ARG_GET( Cmd,                *Args_Ptr, NDT_Command);
	    ND_VA_ARG_GET( Instrument_Ptr,     *Args_Ptr, DRT_Instrument  *);


            Command_Name = "NDD_CMD_INDEX_GET";

            switch(Cmd)
            {
                case NDD_CMD_INDEX0_PRINT:
                {
                    *Reply_Index_Id_Ptr = 0;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

                case NDD_CMD_INDEX1_PRINT:
                {
                    *Reply_Index_Id_Ptr = 1;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

	        default:
                {
                    *Reply_Index_Id_Ptr = Index_Id;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }
            }

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_ALLOC:
        {
	    ND_VA_ARG_GET(    Instrument_Ptr_Ptr,      *Args_Ptr, DRT_Instrument  **);

	    ND_VA_LIST_OPEN(  user_args,               *Args_Ptr);
	    ND_VA_ARG_GET(    Instrument_Template_Ptr,  user_args, DRT_Instrument  *);

	    ND_VA_LIST_CLOSE( user_args);

	    NDT_Status  nd_status;


            Command_Name = "NDD_CMD_VALUE_ALLOC";

            if( ( *Instrument_Ptr_Ptr = (DRT_Instrument  *)malloc( sizeof( DRT_Instrument))) != NULL)
            {
		( *Instrument_Ptr_Ptr)->Id = Root_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number;
	    
		strncpy( ( *Instrument_Ptr_Ptr)->Name, Instrument_Template_Ptr->Name, NAME_SIZE);

		( *Instrument_Ptr_Ptr)->Gain      = Instrument_Template_Ptr->Gain;
		( *Instrument_Ptr_Ptr)->Pan_Left  = Instrument_Template_Ptr->Pan_Left;
		( *Instrument_Ptr_Ptr)->Pan_Right = Instrument_Template_Ptr->Pan_Right;

		
		if( ( nd_status = ND_DataStruct_Open( &((*Instrument_Ptr_Ptr)->Layer_DS_Ptr), DRD_LAYER_DS_INDEX_NB, DRG_Layer_DS_Index_Tab_Initial, "Layer_Manager", DR_Layer_Manager, NULL, NULL, NULL, NULL, NDD_TRUE, NULL)) != NDS_OK)
		{
		    printf( "DR_Instrument_Manager: ND_DataStruct_Open() failed (%d) !\n", nd_status);
		    return( NDS_KO);
		}
		else
		{
		    return( NDS_OK);
		}
            }
            else
            {
                return( NDS_KO);
            }
        }

        case NDD_CMD_VALUE_FREE:
        {
	    ND_VA_ARG_GET(    Instrument_Ptr, *Args_Ptr, DRT_Instrument  *);

	    NDT_Status  nd_status;


            Command_Name = "NDD_CMD_VALUE_FREE";

	    if( ( nd_status = ND_DataStruct_Close( Instrument_Ptr->Layer_DS_Ptr)) != NDS_OK)
	    {
		printf( "DR_Instrument_Manager: Can't close Kit_DS (%d)!\n", nd_status);
		return( DRS_KO);
	    }

            free( Instrument_Ptr);

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_COMP:
        {
	    ND_VA_ARG_GET(    Instrument1_Ptr, *Args_Ptr, DRT_Instrument  *);
	    ND_VA_ARG_GET(    Instrument2_Ptr, *Args_Ptr, DRT_Instrument  *);

	    long  rc;

	    
            Command_Name = "NDD_CMD_VALUE_COMP";

            switch( Index_Id)
            {
	        case 0:
		{
		    rc = Instrument1_Ptr->Id - Instrument2_Ptr->Id;
		    break;
		}

	        case 1:
		{
		    rc = strcmp( Instrument1_Ptr->Name, Instrument2_Ptr->Name);
		    break;
		}
		
	        default:
		{
		    printf( "Unknown COMP idx (%d) !\n", Index_Id);
		    return( NDS_KO);
		}
	    }

	    if( rc < 0)
	    {
		return( NDS_LOWER);
	    }
	    else
	    {
		if( rc > 0)
		{
		    return( NDS_GREATER);
		}
		else
		{
		    return( NDS_EQUAL);
		}
	    }
        }

        case NDD_CMD_VALUE_ADD:
        {
            /*
	      ND_VA_ARG_GET(    Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN(  user_args, *Args_Ptr);

	      ND_VA_ARG_GET(    user_data,  user_args, user_type);
	      ND_VA_ARG_GET(    ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */


            Command_Name = "NDD_CMD_VALUE_ADD";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_REMOVE:
        {
            /*
	      ND_VA_ARG_GET(   Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN( user_args, *Args_Ptr);

	      ND_VA_ARG_GET(   user_data,  user_args, user_type);
	      ND_VA_ARG_GET(   ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */


            Command_Name = "NDD_CMD_VALUE_REMOVE";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  lib_args,         *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               lib_args,  FILE  *);
	    ND_VA_ARG_GET(    Recursive_Mode,    lib_args,  NDT_Recursive_Mode);
	    ND_VA_ARG_GET(    Recursive_Depth,   lib_args,  NDT_Recursive_Depth);
	    ND_VA_ARG_GET(    Recursive_Offset,  lib_args,  NDT_Recursive_Offset);

	    ND_VA_LIST_OPEN(  user_args,         lib_args);

	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);
	    ND_VA_LIST_CLOSE( lib_args);

            DRT_Instrument  *Instrument_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_VALUE_PRINT";

	    if( DR_Instrument_Dump( Instrument_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_INFO_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);
	    
	    ND_VA_LIST_OPEN(  lib_args,         *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               lib_args,  FILE  *);
	    ND_VA_ARG_GET(    Recursive_Mode,    lib_args,  NDT_Recursive_Mode);
	    ND_VA_ARG_GET(    Recursive_Depth,   lib_args,  NDT_Recursive_Depth);
	    ND_VA_ARG_GET(    Recursive_Offset,  lib_args,  NDT_Recursive_Offset);

	    ND_VA_LIST_CLOSE( lib_args);

	    NDT_Status       nd_status;
            DRT_Instrument  *Instrument_Ptr = Node_Ptr->Value;

	    
	    Command_Name = "NDD_CMD_INFO_PRINT";

	    if( ( nd_status = ND_DataStruct_Info_Print( Out, Instrument_Ptr->Layer_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0)) != NDS_OK)
	    {
		printf( "DR_Instrument_Manager: ND_DataStruct_Info_Print() failed (%d) !\n", nd_status);
		return( DRS_KO);
	    }

	    return( NDS_OK);
        }

        case NDD_CMD_INDEX0_PRINT:
        case NDD_CMD_INDEX1_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               user_args, FILE  *);
	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Instrument  *Instrument_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_INDEX_PRINT";

	    if( DR_Instrument_Dump( Instrument_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_STATS_GET:
	{
	    ND_VA_ARG_GET(   Next_Node_Ptr,         *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN( user_args,             *Args_Ptr);

	    ND_VA_ARG_GET(   Instruments_Count_Ptr,  user_args, long  *);
	    ND_VA_ARG_GET(   Layers_Count_Ptr,       user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Instrument  *Instrument_Ptr = Node_Ptr->Value;

	    
            Command_Name = "NDD_CMD_STATS_GET";

	    (*Instruments_Count_Ptr)++;
	    (*Layers_Count_Ptr) += Instrument_Ptr->Layer_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number;
		
	    return( NDS_OK);
	}

        case NDD_CMD_SAMPLE_LOAD:
	{
	    ND_VA_ARG_GET(   Next_Node_Ptr,         *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN( user_args,             *Args_Ptr);

	    ND_VA_ARG_GET(   Kit_Ptr,                user_args, DRT_Kit  *);
	    ND_VA_ARG_GET(   SampleRate,             user_args, double);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Instrument  *Instrument_Ptr = Node_Ptr->Value;

            Command_Name = "NDD_CMD_SAMPLE_LOAD";

	    return( ND_DataStruct_Traverse( Instrument_Ptr->Layer_DS_Ptr, NDD_CMD_SAMPLE_LOAD, Kit_Ptr, SampleRate));
	}

        default:
        {
            printf( "Instrument_Manager() called with an undefined command %d\n", Command);
            return( NDS_ERRAPI);

        }
    }

    printf( "Instrument_Manager() called with command %d (%s)\n", Command, Command_Name);
    return( NDS_OK);
}





/*---------------------------------------------------------------------------------*/
/*                                                                                 */
/*---------------------------------------------------------------------------------*/

NDT_Status  DR_Kit_Manager( NDT_Root  *Root_Ptr, NDT_Index_Id  Index_Id, NDT_Node  *Node_Ptr, NDT_Command  Command, va_list  *Args_Ptr)
{
    NDT_Command_Name  Command_Name;


    switch( Command)
    {
        case NDD_CMD_MANAGER_VERSION:
        {
	    ND_VA_ARG_GET( Version_Name_Ptr, *Args_Ptr, NDT_Version_Name  *);


            Command_Name = "NDD_CMD_MANAGER_VERSION";

            *Version_Name_Ptr = "$Revision: 1.0 $   $Name: Kit_Manager $   $Date: 2021/12/12 21:27:12 $   $Author: agibert $";

            return( NDS_OK);
        }

        case NDD_CMD_INDEX_GET:
        {
	    ND_VA_ARG_GET( Reply_Index_Id_Ptr, *Args_Ptr, NDT_Index_Id  *);
	    ND_VA_ARG_GET( Reply_Command_Ptr,  *Args_Ptr, NDT_Command  *);
	    ND_VA_ARG_GET( Cmd,                *Args_Ptr, NDT_Command);
	    ND_VA_ARG_GET( Kit_Ptr,            *Args_Ptr, DRT_Kit  *);


            Command_Name = "NDD_CMD_INDEX_GET";

            switch(Cmd)
            {
                /*
		  case NDT_CMD_SOME_USER_CMD:
		  {
		  *Reply_Index_Id_Ptr = 0;
		  *Reply_Command_Ptr = NDD_CMD_SOME_OTHER_CMD;
		  break;
		  }
		  ...
                */

                case NDD_CMD_INDEX0_PRINT:
                {
                    *Reply_Index_Id_Ptr = 0;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

                case NDD_CMD_VALUE_PRINT:
                case NDD_CMD_INDEX1_PRINT:
                {
                    *Reply_Index_Id_Ptr = 1;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }

	        default:
                {
                    *Reply_Index_Id_Ptr = Index_Id;
                    *Reply_Command_Ptr = Cmd;
                    break;
                }
            }

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_ALLOC:
        {
	    ND_VA_ARG_GET(    Kit_Ptr_Ptr,      *Args_Ptr,  DRT_Kit  **);
	    ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);
	    ND_VA_ARG_GET(    Kit_Template_Ptr,  user_args, DRT_Kit  *);
	    ND_VA_LIST_CLOSE( user_args);

	    NDT_Status  nd_status;

	    
            Command_Name = "NDD_CMD_VALUE_ALLOC";

            if( ( *Kit_Ptr_Ptr = (DRT_Kit  *)malloc( sizeof( DRT_Kit))) != NULL)
            {
		( *Kit_Ptr_Ptr)->Id = Root_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number;
		
		strncpy( ( *Kit_Ptr_Ptr)->Name,     Kit_Template_Ptr->Name,     NAME_SIZE);
		strncpy( ( *Kit_Ptr_Ptr)->Desc,     Kit_Template_Ptr->Desc,     DESC_SIZE);
		strncpy( ( *Kit_Ptr_Ptr)->DirName, Kit_Template_Ptr->DirName,  DIRNAME_SIZE);

		if( ( nd_status = ND_DataStruct_Open( &((*Kit_Ptr_Ptr)->Instrument_DS_Ptr), DRD_INSTRUMENT_DS_INDEX_NB, DRG_Instrument_DS_Index_Tab_Initial, "Instrument_Manager", DR_Instrument_Manager, NULL, NULL, NULL, NULL, NDD_TRUE, NULL)) != NDS_OK)
		{
		    printf( "DR_Kit_Manager: ND_DataStruct_Open() failed (%d) !\n", nd_status);
		    return( NDS_KO);
		}

		return( NDS_OK);
            }
            else
            {
                return( NDS_KO);
            }
        }

        case NDD_CMD_VALUE_FREE:
        {
	    ND_VA_ARG_GET(    Kit_Ptr, *Args_Ptr, DRT_Kit  *);

	    NDT_Status  nd_status;


            Command_Name = "NDD_CMD_VALUE_FREE";

	    if( ( nd_status = ND_DataStruct_Close( Kit_Ptr->Instrument_DS_Ptr)) != NDS_OK)
	    {
		printf( "DR_Kit_Manager: Can't close Kit_DS (%d)!\n", nd_status);
		return( DRS_KO);
	    }

	    free( Kit_Ptr);

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_COMP:
        {
	    ND_VA_ARG_GET(    Kit1_Ptr, *Args_Ptr, DRT_Kit  *);
	    ND_VA_ARG_GET(    Kit2_Ptr, *Args_Ptr, DRT_Kit  *);

	    long  rc;

	    
            Command_Name = "NDD_CMD_VALUE_COMP";

            switch( Index_Id)
            {
	        case 0:
		{
		    rc = Kit1_Ptr->Id - Kit2_Ptr->Id;
		    break;
		}

	        case 1:
		{
		    rc = strcmp( Kit1_Ptr->Name, Kit2_Ptr->Name);
		    break;
		}
		
	        default:
		{
		    printf( "Unknown COMP idx (%d) !\n", Index_Id);
		    return( NDS_KO);
		}
	    }

	    if( rc < 0)
	    {
		return( NDS_LOWER);
	    }
	    else
	    {
		if( rc > 0)
		{
		    return( NDS_GREATER);
		}
		else
		{
		    return( NDS_EQUAL);
		}
	    }
        }

        case NDD_CMD_VALUE_ADD:
        {
            /*
	      ND_VA_ARG_GET(    Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN(  user_args, *Args_Ptr);

	      ND_VA_ARG_GET(    user_data,  user_args, user_type);
	      ND_VA_ARG_GET(    ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */

	    
            Command_Name = "NDD_CMD_VALUE_ADD";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_REMOVE:
        {
            /*
	      ND_VA_ARG_GET(   Value_Ptr, *Args_Ptr, void  *);

	      ND_VA_LIST_OPEN( user_args, *Args_Ptr);

	      ND_VA_ARG_GET(   user_data,  user_args, user_type);
	      ND_VA_ARG_GET(   ...,        user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */

	    
            Command_Name = "NDD_CMD_VALUE_REMOVE";

            return( NDS_OK);
        }

        case NDD_CMD_VALUE_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  lib_args,         *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               lib_args,  FILE  *);
	    ND_VA_ARG_GET(    Recursive_Mode,    lib_args,  NDT_Recursive_Mode);
	    ND_VA_ARG_GET(    Recursive_Depth,   lib_args,  NDT_Recursive_Depth);
	    ND_VA_ARG_GET(    Recursive_Offset,  lib_args,  NDT_Recursive_Offset);

	    ND_VA_LIST_OPEN(  user_args,         lib_args);

	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);
	    ND_VA_LIST_CLOSE( lib_args);

            DRT_Kit  *Kit_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_VALUE_PRINT";

	    if( DR_Kit_Dump( Kit_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_INFO_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);
	    
	    ND_VA_LIST_OPEN(  lib_args,         *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               lib_args,  FILE  *);
	    ND_VA_ARG_GET(    Recursive_Mode,    lib_args,  NDT_Recursive_Mode);
	    ND_VA_ARG_GET(    Recursive_Depth,   lib_args,  NDT_Recursive_Depth);
	    ND_VA_ARG_GET(    Recursive_Offset,  lib_args,  NDT_Recursive_Offset);

	    ND_VA_LIST_CLOSE( lib_args);
	    
	    NDT_Status   nd_status;
            DRT_Kit     *Kit_Ptr = Node_Ptr->Value;

	    
	    Command_Name = "NDD_CMD_INFO_PRINT";

	    if( ( nd_status = ND_DataStruct_Info_Print( Out, Kit_Ptr->Instrument_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0)) != NDS_OK)
	    {
		printf( "DR_Kit_Manager: ND_DataStruct_Info_Print() failed (%d) !\n", nd_status);
		return( DRS_KO);
	    }

	    return( NDS_OK);
        }

        case NDD_CMD_INDEX0_PRINT:
        case NDD_CMD_INDEX1_PRINT:
        {
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               user_args, FILE  *);
	    ND_VA_ARG_GET(    Count_Ptr,         user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Kit  *Kit_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_INDEX_PRINT";

	    if( DR_Kit_Dump( Kit_Ptr, ++(*Count_Ptr)) != DRS_OK)
	    {
		return( NDS_KO);
	    }
	    else
	    {
		return( NDS_OK);
	    }
        }

        case NDD_CMD_STATS_GET:
	{
	    ND_VA_ARG_GET(   Next_Node_Ptr,         *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN( user_args,             *Args_Ptr);

	    ND_VA_ARG_GET(   Kits_Count_Ptr,         user_args, long  *);
	    ND_VA_ARG_GET(   Instruments_Count_Ptr,  user_args, long  *);
	    ND_VA_ARG_GET(   Layers_Count_Ptr,       user_args, long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Kit  *Kit_Ptr = Node_Ptr->Value;

	    
            Command_Name = "NDD_CMD_STATS_GET";

	    (*Kits_Count_Ptr)++;
	    
	    return( ND_DataStruct_Traverse( Kit_Ptr->Instrument_DS_Ptr, NDD_CMD_STATS_GET, Instruments_Count_Ptr, Layers_Count_Ptr));
	}
	
        case NDD_CMD_SAMPLE_LOAD:
	{
	    ND_VA_ARG_GET(   Next_Node_Ptr,         *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN( user_args,             *Args_Ptr);

	    ND_VA_ARG_GET(   SampleRate,         user_args, double);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Kit  *Kit_Ptr = Node_Ptr->Value;

	    
            Command_Name = "NDD_CMD_SAMPLE_LOAD";

	    return( ND_DataStruct_Traverse( Kit_Ptr->Instrument_DS_Ptr, NDD_CMD_SAMPLE_LOAD, Kit_Ptr, SampleRate));
	}
	
/*
        case NDD_CMD_PHONEBOOK_SAVE:
        {
            /*
	      ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	      ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);

	      ND_VA_ARG_GET(    user_data,         user_args, user_type);
	      ND_VA_ARG_GET(    ...,               user_args, ...);

	      ND_VA_LIST_CLOSE( user_args);
            */ /*
	    ND_VA_ARG_GET(    Next_Node_Ptr,    *Args_Ptr,  NDT_Node  *);

	    ND_VA_LIST_OPEN(  user_args,        *Args_Ptr);

	    ND_VA_ARG_GET(    Out,               user_args,  FILE  *);
	    ND_VA_ARG_GET(    Count_Ptr,         user_args,  long  *);

	    ND_VA_LIST_CLOSE( user_args);

            DRT_Kit  *Kit_Ptr = Node_Ptr->Value;


            Command_Name = "NDD_CMD_PHONEBOOK_SAVE";

	    fprintf( Out, "%s:%s:%s:%s\n", Kit_Ptr->Number, Kit_Ptr->Name, Kit_Ptr->Address, Kit_Ptr->Email);
	    (*Count_Ptr)++;
		
	    return( NDS_OK);
        }
*/
        default:
        {
            printf( "Kit_Manager() called with an undefined command %d\n", Command);
            return( NDS_ERRAPI);
        }
    }

    printf( "Kit_Manager() called with command %d (%s)\n", Command, Command_Name);
    return( NDS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Layer_Add                                                                    */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Layer_Add( DRT_Layer  **Layer_Ptr_Ptr, NDT_Root  *DS_Ptr, DRT_Layer  *Layer_Template_Ptr)
{
    NDT_Status   nd_status;
    

    if( ( nd_status = ND_Value_Alloc( DS_Ptr, (void  **)Layer_Ptr_Ptr, Layer_Template_Ptr)) != NDS_OK)
    {
	printf( "Can't allocate new layer: ND_Value_Alloc() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }
    else
    {
	if( ( nd_status = ND_DataStruct_Value_Add( DS_Ptr, (void  *)*Layer_Ptr_Ptr)) != NDS_OK)
	{
	    printf( "Can't add new layer: ND_Value_Add() failed (%d) !\n", nd_status);
	    return( DRS_KO);
	}
    }

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Layer_Sample_Load                                                            */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Layer_Sample_Load( DRT_Layer  *Layer_Ptr, DRT_Kit  *Kit_Ptr, double  SampleRate)
{
    DRT_Status   status;
    SNDFILE     *sndf_ptr;

//    int load_sample(char* path, drmr_layer* layer, double target_rate) {
//    long size;

    
    fprintf( stderr, "Loading: [%s]\n", Layer_Ptr->FileName);

    if( ( Layer_Ptr->SF_Info_Ptr = malloc( sizeof(SF_INFO))) == NULL)
    {
	fprintf( stderr, "Can't allocate SF_Info buffer !\n");
	return( DRS_KO);
    }
 
    if(  ( sndf_ptr = sf_open( Layer_Ptr->FileName, SFM_READ, Layer_Ptr->SF_Info_Ptr)) == NULL)
    {
	fprintf( stderr, "Can't open sample file [%s] (%d)!\n", Layer_Ptr->FileName, sf_strerror( (SNDFILE *)( Layer_Ptr->Sample_Ptr)));
	status = DRS_KO;
    }
    else
    {
	if( Layer_Ptr->SF_Info_Ptr->channels > 2)
	{
	    fprintf(stderr, "Too many channels: Can only handle mono / stereo samples!\n");
	    status = DRS_KO;
	}
	else
	{
	    Layer_Ptr->Sample_Size = Layer_Ptr->SF_Info_Ptr->frames * Layer_Ptr->SF_Info_Ptr->channels * sizeof( float);

	    if(  ( Layer_Ptr->Sample_Ptr = malloc( Layer_Ptr->Sample_Size)) == NULL)
	    {
		fprintf(stderr,"Can't allocate sample memory: (%d) for [%s]!\n", Layer_Ptr->Sample_Size, Layer_Ptr->FileName);
		status = DRS_KO;
	    }
	    else
	    {
		sf_read_float( sndf_ptr, Layer_Ptr->Sample_Ptr, ( Layer_Ptr->Sample_Size / sizeof( float)));

		status = DRS_OK;
		
		// convert rate if needed
		if( Layer_Ptr->SF_Info_Ptr->samplerate != SampleRate)
		{
		    int       src_status;
		    SRC_DATA  src_data;
		    long      out_size;
		    float    *data_out;

		  
		    src_data.data_in       = Layer_Ptr->Sample_Ptr;
		    src_data.input_frames  = Layer_Ptr->SF_Info_Ptr->frames;
		    src_data.src_ratio     = SampleRate / Layer_Ptr->SF_Info_Ptr->samplerate;
		    src_data.output_frames = (long)ceil( Layer_Ptr->SF_Info_Ptr->frames * src_data.src_ratio);

		    out_size               = src_data.output_frames * Layer_Ptr->SF_Info_Ptr->channels * sizeof( float);
		  
		    if( ( src_data.data_out =  malloc( out_size)) == NULL)
		    {
			fprintf(stderr,"Can't allocate resample memory: (%d) for [%s]!\n", out_size, Layer_Ptr->FileName);
			status = DRS_KO;
		    }
		    else
		    {

			if( ( src_status = src_simple( &src_data, RATE_CONV_QUALITY, Layer_Ptr->SF_Info_Ptr->channels)) != 0)
			{
			    fprintf( stderr,"Can't convert rate for [%s]: [%s]\n", Layer_Ptr->FileName, src_strerror( src_status));
			}
			else
			{
			    if( src_data.input_frames_used != Layer_Ptr->SF_Info_Ptr->frames)
			    {
				fprintf(stderr,"Didn't consume all input frames. used: %li  had: %li  gened: %li\n",
					src_data.input_frames_used, Layer_Ptr->SF_Info_Ptr->frames, src_data.output_frames_gen);
			    }

			    free(  Layer_Ptr->Sample_Ptr);
			  
			    Layer_Ptr->Sample_Ptr              = data_out;
			    Layer_Ptr->Sample_Size             = src_data.output_frames_gen * Layer_Ptr->SF_Info_Ptr->channels * sizeof( float);
			    Layer_Ptr->SF_Info_Ptr->samplerate = SampleRate;
			    Layer_Ptr->SF_Info_Ptr->frames     = src_data.output_frames_gen;
			}
		      
			free( data_out);
		    }
		}
	    }
	}
      
	sf_close( sndf_ptr); 
    }
  
    free( Layer_Ptr->SF_Info_Ptr);

    return( status);
}





/*---------------------------------------------------------------------------------*/
/* DR_Layer_Sample_UnLoad                                                          */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Layer_Sample_UnLoad( DRT_Layer  *Layer_Ptr)
{
}





/*---------------------------------------------------------------------------------*/
/* DR_Layer_Dump                                                                   */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Layer_Dump( DRT_Layer  *Layer_Ptr, long  count)
{
    NDT_Status   nd_status;
    

    fprintf( stderr, "            %03d) Layer: ", count);
    fprintf( stderr, "          Id: (% 3d)   File Name: [%s]   Sample: [%lx]   Sample Size: (%d)   Min: (%f)   Max: (%f)   Gain: (%f)   Pitch: (%f)\n",
	     Layer_Ptr->Id, Layer_Ptr->FileName, Layer_Ptr->Sample_Ptr, Layer_Ptr->Sample_Size, Layer_Ptr->Min, Layer_Ptr->Max, Layer_Ptr->Gain, Layer_Ptr->Pitch);
//    fprintf( stderr, "\n");

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Instrument_Add                                                               */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Instrument_Add( DRT_Instrument  **Instrument_Ptr_Ptr, NDT_Root  *DS_Ptr, DRT_Instrument  *Instrument_Template_Ptr)
{
    NDT_Status   nd_status;
    

    if( ( nd_status = ND_Value_Alloc( DS_Ptr, (void  **)Instrument_Ptr_Ptr, Instrument_Template_Ptr)) != NDS_OK)
    {
	printf( "Can't allocate new instrument: ND_Value_Alloc() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }
    else
    {
	if( ( nd_status = ND_DataStruct_Value_Add( DS_Ptr, (void  *)*Instrument_Ptr_Ptr)) != NDS_OK)
	{
	    printf( "Can't add new instrument: ND_Value_Add() failed (%d) !\n", nd_status);
	    return( DRS_KO);
	}
    }

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Instrument_Dump                                                                     */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Instrument_Dump( DRT_Instrument  *Instrument_Ptr, long  Count)
{
    NDT_Status  nd_status;
    long        count2;
    

    fprintf( stderr, "        %03d) Instrument: ", Count);
    fprintf( stderr, "          Id: (% 3d)   Name: [%s]   Gain: (%f)   Pan Left: (%f)   Pan Right: (%f)\n",
	     Instrument_Ptr->Id, Instrument_Ptr->Name, Instrument_Ptr->Gain, Instrument_Ptr->Pan_Left, Instrument_Ptr->Pan_Right);
//    fprintf( stderr, "\n");
    fprintf( stderr, "          Layer List:\n");

    if( Instrument_Ptr->Layer_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number == 0)
    {
	fprintf( stderr, "            Empty list!\n");
    }
    else
    {
	count2 = 0;
	
	if( ( nd_status = ND_DataStruct_Value_Print( stderr, Instrument_Ptr->Layer_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0, &count2)) != NDS_OK)
	{
	    printf( "Cant't dump layers: ND_DataStruct_Traverse() failed (%d) !\n", nd_status);
	    return( DRS_KO);
	}
    }

    fprintf( stderr, "\n");

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Kit_Add                                                                      */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kit_Add( DRT_Kit  **Kit_Ptr_Ptr, NDT_Root  *DS_Ptr, DRT_Kit  *Kit_Template_Ptr)
{
    NDT_Status   nd_status;
    

    if( ( nd_status = ND_Value_Alloc( DS_Ptr, (void  **)Kit_Ptr_Ptr, Kit_Template_Ptr)) != NDS_OK)
    {
	printf( "Can't allocate new kit: ND_Value_Alloc() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }
    else
    {
	if( ( nd_status = ND_DataStruct_Value_Add( DS_Ptr, (void  **)*Kit_Ptr_Ptr)) != NDS_OK)
	{
	    printf( "Can't add new kit: ND_Value_Add() failed (%d) !\n", nd_status);
	    return( DRS_KO);
	}
    }

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Kit_Sample_Load                                                              */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kit_Sample_Load( DRT_Kit  *Kit_Ptr, double  SampleRate)
{
    NDT_Status   nd_status;


    if( ( nd_status = ND_DataStruct_Traverse( Kit_Ptr->Instrument_DS_Ptr, NDD_CMD_SAMPLE_LOAD, Kit_Ptr, SampleRate)) != NDS_OK)
    {
	printf( "Cant't load kit samples: ND_DataStruct_Traverse() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Kit_Dump                                                                     */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kit_Dump( DRT_Kit  *Kit_Ptr, long  Count)
{
    NDT_Status   nd_status;
    long         count2;
    
    

    fprintf( stderr, "  %03d) DrumKit:", Count);
    fprintf( stderr, "      Id: (% 3d)   Name: [%s]   Descrition: [%.32s]   Dir Name: [%s]\n", Kit_Ptr->Id, Kit_Ptr->Name, Kit_Ptr->Desc, Kit_Ptr->DirName);
    fprintf( stderr, "      Instruments List:\n");

    if( Kit_Ptr->Instrument_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Node_Number == 0)
    {
	fprintf( stderr, "        Empty list!\n");
    }
    else
    {
	count2 = 0;
	
	if( ( nd_status = ND_DataStruct_Value_Print( stderr, Kit_Ptr->Instrument_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0, &count2)) != NDS_OK)
	{
	    printf( "Cant't dump intruments: ND_DataStruct_Traverse() failed (%d) !\n", nd_status);
	    return( DRS_KO);
	}
    }

    fprintf( stderr, "\n");

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_XML_Node_Exist                                                               */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_XML_Node_Exist( xmlDocPtr  Xml_Doc, xmlXPathContextPtr  Xml_XpathCtx, char  *Xpath_Request)
{
    DRT_Status          status;
    xmlXPathObjectPtr   xml_xpathobj;
    xmlNodeSetPtr       nodeset;
    char               *tmpval_ptr;
    long                tmpval_len;
    
    
    if( ( xml_xpathobj = xmlXPathEvalExpression( Xpath_Request, Xml_XpathCtx)) == NULL)
    {
	fprintf( stderr, "DR_XML_Node_Exist: xmlXPathEvalExpression failed [%s]!\n", Xpath_Request);
	status = DRS_KO;
    }
    else
    {
	nodeset = xml_xpathobj->nodesetval;

	if( xmlXPathNodeSetIsEmpty( nodeset))
	{
//	    fprintf( stderr, "[%s] not found!\n", Xpath_Request);
	    status = DRS_KO;
	}
	else
	{
//	    fprintf( stderr, "[%s] found!\n", Xpath_Request);
	    status = DRS_OK;
	}
    }

    return( status);
}





/*---------------------------------------------------------------------------------*/
/* DR_XML_Value_Get                                                                */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_XML_Value_Get( char  *Value_Ptr, long  Max_Len, xmlDocPtr  Xml_Doc, xmlXPathContextPtr  Xml_XpathCtx, char  *Xpath_HeadRequest, char  *Xpath_TailRequest)
{
    DRT_Status          status;
    xmlXPathObjectPtr   xml_xpathobj;
    xmlNodeSetPtr       nodeset;
    char               *tmpval_ptr;
    long                tmpval_len;
    char                xpath_request[1024];

    
    strcpy( xpath_request, Xpath_HeadRequest);
    strcat( xpath_request, Xpath_TailRequest);
    
    if( ( xml_xpathobj = xmlXPathEvalExpression( xpath_request, Xml_XpathCtx)) == NULL)
    {
	fprintf( stderr, "DR_XML_Value_Get: xmlXPathEvalExpression failed! [%s]\n", xpath_request);
	status = DRS_KO;
    }
    else
    {
	nodeset = xml_xpathobj->nodesetval;

	if( xmlXPathNodeSetIsEmpty( nodeset))
	{
	    fprintf( stderr, "[%s] not found!\n", xpath_request);
	    status = DRS_KO;
	}
	else
	{
	    if( ( tmpval_ptr = xmlNodeListGetString( Xml_Doc, nodeset->nodeTab[0]->xmlChildrenNode, 1)) == NULL)
	    {
		fprintf( stderr, "[%s] value not found!\n", xpath_request);
		status = DRS_KO;
	    }
	    else
	    {
//		fprintf( stderr, "[%s] = [%s] found!\n", nodeset->nodeTab[0]->name, tmpval_ptr);

		if( ( tmpval_len = strlen( tmpval_ptr)) > Max_Len)
		{
		    fprintf( stderr, "Value too long (%d)>(%d)!\n", tmpval_len, Max_Len);
		    status = DRS_OK;
		}
		else
		{
		    strcpy( Value_Ptr, tmpval_ptr);
		    status = DRS_OK;
		}
	    }
	    
	    xmlFree( tmpval_ptr);
	}
    }

    return( status);
}





/*---------------------------------------------------------------------------------*/
/* DR_XML_Query_Tab_Exec                                                           */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_XML_Query_Tab_Exec( void  *Value_Ptr, xmlDocPtr  XML_Doc, xmlXPathContextPtr  XML_XpathCtx, char  *Xpath_Head, DRT_XML_Query  *XML_Query_Tab)
{
    DRT_Status  status;
    char        reply_str[DESC_SIZE];
    int         i;

    
    i=0;

    while( XML_Query_Tab[i].XPath_Query != NULL)
    {
	if( ( status = DR_XML_Value_Get( reply_str, DESC_LEN, XML_Doc, XML_XpathCtx, Xpath_Head, XML_Query_Tab[i].XPath_Query)) != DRS_OK)
	{
	    strcpy( reply_str, "");
	}

	switch( XML_Query_Tab[i].Value_Type)
	{
	    case XML_QUERY_VALUE_STRING:
	    {
		strncpy( ( Value_Ptr + XML_Query_Tab[i].Value_Offset), reply_str, XML_Query_Tab[i].Value_Len);
		break;
	    }
					    
	    case XML_QUERY_VALUE_INT:
	    {
		*( (int  *)( Value_Ptr + XML_Query_Tab[i].Value_Offset)) = atoi( reply_str);
		break;
	    }

	    case XML_QUERY_VALUE_LONG:
	    {
		*( (long  *)( Value_Ptr + XML_Query_Tab[i].Value_Offset)) = strtol( reply_str, NULL, 10);
		break;
	    }

	    case XML_QUERY_VALUE_LONGLONG:
	    {
		*( (long long  *)( Value_Ptr + XML_Query_Tab[i].Value_Offset)) = strtoll( reply_str, NULL, 10);
		break;
	    }

	    case XML_QUERY_VALUE_FLOAT:
	    {
		*( (float  *)( Value_Ptr + XML_Query_Tab[i].Value_Offset)) = strtof( reply_str, NULL);
		break;
	    }

	    case XML_QUERY_VALUE_DOUBLE:
	    {
		*( (double  *)( Value_Ptr + XML_Query_Tab[i].Value_Offset)) = strtod( reply_str, NULL);
		break;
	    }

	    default:
	    {
		fprintf( stderr, "Unknown valute type: (%d)\n", XML_Query_Tab[i].Value_Type);
		break;
	    }
	}

	i++;
    }

    return( DRS_OK);
}




/*---------------------------------------------------------------------------------*/
/* DR_Kit_Load                                                                     */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kit_Load( DRT_Base  *Base_Ptr, char  *FileName)
{
    DRT_Status           status;
    NDT_Status           nd_status;

    DRT_Kit              kit_template;
    DRT_Kit             *kit_ptr;
    DRT_Instrument       instrument_template;
    DRT_Instrument      *instrument_ptr;
    DRT_Layer            layer_template;
    DRT_Layer           *layer_ptr;

    xmlDocPtr            xml_doc;
    xmlXPathContextPtr   xml_xpathCtx;
    xmlXPathObjectPtr    xml_xpathObj;

    char                 tmp_filename[FILENAME_SIZE];
    char                 xpath_head[1024];
    char                 reply_str[256];

    int                  instrument, layer;
    short                i;


    layer_template.Sample_Ptr  = NULL;
    layer_template.Sample_Size = 0;

    
    fprintf( stderr, "Loading: [%s]...\n", FileName);
    
    if( strlen( FileName) > FILENAME_LEN)
    {
	fprintf( stderr, "Kit file name too long [%s]!", FileName);
	status = DRS_KO;
    }
    else
    {
	strcpy( tmp_filename, FileName);
	strcpy( kit_template.DirName, dirname(tmp_filename));

	if( ( xml_doc = xmlParseFile( FileName)) == NULL)
	{
	    fprintf( stderr, "xml_doc failed!\n");
	    status = DRS_KO;
	}
	else
	{
	    if( ( xml_xpathCtx = xmlXPathNewContext( xml_doc)) == NULL)
	    {
		fprintf( stderr, "xmlXPathNewContext failed!\n");
		status = DRS_KO;
	    }
	    else
	    {
		if( xmlXPathRegisterNs( xml_xpathCtx, "drumkit", "http://www.hydrogen-music.org/drumkit") != 0)
		{
		    fprintf( stderr,"Error: unable to register default NS!\n");
		    status = DRS_KO;
		}

		if( ( status = DR_XML_Node_Exist( xml_doc, xml_xpathCtx, XML_XPATH_DRUMKIT_BASE_STR) != DRS_OK))
		{
		    fprintf( stderr, "Bad drumkit file!\n");
		}
		else
		{
		    DR_XML_Query_Tab_Exec( &kit_template, xml_doc, xml_xpathCtx, XML_XPATH_DRUMKIT_BASE_STR, DRG_XML_Query_Tab_Kit);
		    
		    if( ( status = DR_Kit_Add( &kit_ptr, Base_Ptr->Kit_DS_Ptr, &kit_template)) != DRS_OK)
		    {
			fprintf( stderr, "Can't create a new kit!\n");
		    }
		    else
		    {
//			fprintf( stderr, "New kit!\n");

			status = DRS_OK;
			instrument = 1;
			while( ( status == DRS_OK)
			       && ( sprintf( xpath_head, XML_XPATH_DRUMKIT_INSTRUMENT_FULL, instrument) > 0)
			       && ( DR_XML_Node_Exist( xml_doc, xml_xpathCtx, xpath_head) == DRS_OK))
			{
			    instrument_template.Id = -1;
			    
			    DR_XML_Query_Tab_Exec( &instrument_template, xml_doc, xml_xpathCtx, xpath_head, DRG_XML_Query_Tab_Instrument);

			    if( instrument_template.Id == -1)
			    {
				fprintf( stderr, "Instrument id not found!\n");
			    }
			    else
			    {
				if( ( status = DR_Instrument_Add( &instrument_ptr, kit_ptr->Instrument_DS_Ptr, &instrument_template)) != DRS_OK)
				{
				    fprintf( stderr, "Can't create a new instrument!\n");
				}
				else
				{
//				    fprintf( stderr, "New Instrument!\n");
				}

				layer = 1;
				while( ( status == DRS_OK)
				       && ( sprintf( xpath_head, XML_XPATH_DRUMKIT_LAYER_FULL, instrument, layer) > 0)
				       && ( DR_XML_Node_Exist( xml_doc, xml_xpathCtx, xpath_head) == DRS_OK))
				{
				    DR_XML_Query_Tab_Exec( &layer_template, xml_doc, xml_xpathCtx, xpath_head, DRG_XML_Query_Tab_Layer);

				    strcpy( tmp_filename, kit_template.DirName);
				    strcat( tmp_filename, "/");
				    strcat( tmp_filename, layer_template.FileName);
				    strcpy( layer_template.FileName, tmp_filename);

				    if( ( status = DR_Layer_Add( &layer_ptr, instrument_ptr->Layer_DS_Ptr, &layer_template)) != DRS_OK)
				    {
					fprintf( stderr, "Can't create a new layer!\n");
				    }
				    else
				    {
//					fprintf( stderr, "New layer!\n");
					layer++;
				    }
				}
			    }

			    instrument++;
			}			
		    }
		}
	    
		xmlXPathFreeContext( xml_xpathCtx);
	    }
      	
	    xmlFreeDoc( xml_doc);
	}
    }
    
    xmlCleanupParser();

    return( status);
}





/*---------------------------------------------------------------------------------*/
/* DR_Kits_Load                                                                    */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kits_Load( DRT_Base  *Base_Ptr)
{
    DRT_Status   status;
    NDT_Status   nd_status;
    char         glob_pattern[] = "~/.hydrogen/data/drumkits/*/drumkit.xml";
//    char         glob_pattern[] = "~/.hydrogen/data/drumkits/AVL-BlackPearl-4A-1.1/drumkit.xml";
//    char         glob_pattern[] = "~/.hydrogen/data/drumkits/Mars Lindrum: 02-Kit 2/drumkit.xml";
    glob_t       glob_struct;
    int          i;
    
    
    LIBXML_TEST_VERSION;

    if( glob( glob_pattern, (GLOB_NOSORT + GLOB_TILDE), NULL, &glob_struct) != 0)
    {
	fprintf( stderr, "glob() error!\n");
	status = DRS_KO;
    }
    else
    {
	for( i = 0; i < glob_struct.gl_pathc; i++)
	{
//	    printf( "[%s]\n", glob_struct.gl_pathv[i]);
	    
	    if( ( status = DR_Kit_Load( Base_Ptr, glob_struct.gl_pathv[i])) != DRS_OK)
	    {
		fprintf( stderr, "Can't load kit [%s]!\n", glob_struct.gl_pathv[i]);
	    }
	}
	
	if( ( nd_status = ND_DataStruct_Convert( Base_Ptr->Kit_DS_Ptr, DRG_Kit_DS_Index_Tab_Final)) != NDS_OK)
	{
	    fprintf( stderr, "ND_DataStruct_Convert() failed (%d) !\n", status);
	    status = DRS_KO;
	}
	else
	{
	    status = DRS_OK;
	}
    }
    
    globfree( &glob_struct);

    Base_Ptr->SampleRate=44100;

/*
    status = DR_Layer_Sample_Load( (DRT_Layer  *)(
				       ((DRT_Instrument  *)(
					   ((DRT_Kit  *)(Base_Ptr->Kit_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Head->Value))
					   ->Instrument_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Head->Value))
				       ->Layer_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Head->Value),
				   (DRT_Kit  *)(Base_Ptr->Kit_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Head->Value), Base_Ptr->SampleRate);
*/
    status = DR_Kit_Sample_Load( (DRT_Kit  *)(Base_Ptr->Kit_DS_Ptr->Index_Tab[NDD_INDEX_PRIMARY].Head->Value),
				 Base_Ptr->SampleRate);

    return( status);
}


    


/*---------------------------------------------------------------------------------*/
/* DR_Kits_Dump                                                                    */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Kits_Dump( DRT_Base  *Base_Ptr)
{
    NDT_Status   nd_status;
    short        index;
    long         count = 0;
    long         kits_count = 0;
    long         instruments_count = 0;
    long         layers_count = 0;

    
    fprintf( stderr, "\n");
    fprintf( stderr, "DrumKit List:\n");
/*
    if( ( nd_status = ND_DataStruct_Info_Print( stderr, Base_Ptr->Kit_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0)) != NDS_OK)
    {
        printf( "ND_DataStruct_Info_Print() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }

    for( index = 0; index < Base_Ptr->Kit_DS_Ptr->Index_Nb; index++)
    {
	count = 0;
	fprintf( stderr, "Dump Index: (%d)\n", index);
	
	if( Base_Ptr-> Kit_DS_Ptr->Index_Tab[index].Node_Number == 0)
	{
	    fprintf( stderr, "  Empty list!\n");
	}
	else
	{
	    if( ( nd_status = ND_DataStruct_Traverse( Base_Ptr->Kit_DS_Ptr, (NDD_CMD_INDEX0_PRINT + index), stderr, &count)) != NDS_OK)
	    {
		printf( "Can't dump kits: ND_DataStruct_Traverse() failed (%d) !\n", nd_status);
		return( DRS_KO);
	    }
	}

	fprintf( stderr, "\n");
    }
*/
    
    if( ( nd_status = ND_DataStruct_Value_Print( stderr, Base_Ptr->Kit_DS_Ptr, NDD_RECURSIVE_MODE_PARENT_CHILD, 0, 0, &count)) != NDS_OK)
    {
	printf( "Can't dump kits: ND_DataStruct_Value_Print() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }
    
    if( ( nd_status = ND_DataStruct_Traverse( Base_Ptr->Kit_DS_Ptr, NDD_CMD_STATS_GET, &kits_count, &instruments_count, &layers_count)) != NDS_OK)
    {
	printf( "Can't compute stats: ND_DataStruct_Traverse() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }
    
    fprintf( stderr, "Number of Kits: (%ld)   Number of Instruments: (%ld)   Number of Layers: (%ld)\n", kits_count, instruments_count, layers_count);

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_Init                                                                         */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_Init( DRT_Base  *Base_Ptr)
{
    NDT_Status  nd_status;


    if( ( nd_status = ND_Library_Open( NDD_TRUE)) != NDS_OK)
    {
	fprintf( stderr, "Can't open node library (%d) !", nd_status);
	return( DRS_KO);
    }
    
    if( ( nd_status = ND_DataStruct_Open( &(Base_Ptr->Kit_DS_Ptr), DRD_KIT_DS_INDEX_NB, DRG_Kit_DS_Index_Tab_Initial, "Kit_Manager", DR_Kit_Manager, NULL, NULL, NULL, NULL, NDD_TRUE, NULL)) != NDS_OK)
    {
	printf( "Kit_DS: ND_DataStruct_Open() failed (%d) !\n", nd_status);
	return( DRS_KO);
    }

    return( DRS_OK);
}





/*---------------------------------------------------------------------------------*/
/* DR_DeInit                                                                       */
/*---------------------------------------------------------------------------------*/

DRT_Status  DR_DeInit( DRT_Base  *Base_Ptr)
{
    NDT_Status  nd_status;

    
    if( ( nd_status = ND_DataStruct_Close( Base_Ptr->Kit_DS_Ptr)) != NDS_OK)
    {
	printf( "Can't close Kit_DS (%d)!\n", nd_status);
	return( DRS_KO);
    }

    if( ( nd_status = ND_Library_Close()) != NDS_OK)
    {
	fprintf( stderr, "Can't close node library (%d)!", nd_status);
	return( DRS_KO);
    }
    
    return( DRS_OK);
}
    





/*---------------------------------------------------------------------------------*/
/* main                                                                            */
/*---------------------------------------------------------------------------------*/

int  main( int  argc, char  **argv)
{
    DRT_Base    base;
    DRT_Status  status;

    
    if( ( status = DR_Init( &base)) != DRS_OK)
    {
	exit( -1);
    }

    if( ( status = DR_Kits_Load( &base)) != DRS_OK)
    {
	exit( -1);
    }

    printf( "hello world!\n");
    
    if( ( status = DR_Kits_Dump( &base)) != DRS_OK)
    {
	exit( -1);
    }

    if( ( status = DR_DeInit( &base)) != DRS_OK)
    {
	exit( -1);
    }

    exit( 0);
}