ustack.h

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#ifndef ___ustack___
#define ___ustack___

#include <string.h>
#include <stdio.h>
#include <stdlib.h>

namespace ulib {

        class CUStackNode
        {
        public:
                CUStackNode( void *arg_data, short arg_data_size );
        public:
                void *data;             
                short data_size;        
                CUStackNode *next;      
                CUStackNode *prev;
                
                
        };


        class CUStack
        {
        public:
                CUStack( int arg_verbose = 0);
                ~CUStack();

        public:
                void Verbose( int arg_verbose );
                long GetSize();
                bool GetTop( void *ret_data );
                long Push( void* arg_data, short arg_data_size );
                bool Pop( void* ret_data );
                void Clear();

        private:
                int verbose;    
                long size;              
                CUStackNode *head;      
                CUStackNode *top;       
        };

}

#endif