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keyinfo.h

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//**************************************************************************
#ifndef _KEYINFO_H
#define _KEYINFO_H
//**************************************************************************
#include <typeinfo>
#include <vector>
#include "semaphore.h"
//**************************************************************************
typedef enum
{
KEY_READ_ONLY, 
KEY_READ_WRITE 
} Permission;

typedef enum
{
UNKNOWN,
CHAR,
SHORT,
INT,
LONG,
FLOAT,
DOUBLE
} VariableType;

typedef enum
{
GENERIC_DATA = 0,
VARIABLE,
CUSTOM_STRUCTURE,
STATIC_1D_ARRAY,
STATIC_2D_ARRAY,
STATIC_3D_ARRAY,
STATIC_4D_ARRAY,
DYNAMIC_1D_ARRAY,
DYNAMIC_2D_ARRAY,
DYNAMIC_3D_ARRAY,
DYNAMIC_4D_ARRAY
} DataType;

static char DataTypeDesc[][30] = {
"Generic Data",
"Variable",
"Custom Structure",
"Static 1D Array",
"Static 2D Array",
"Static 3D Array",
"Static 4D Array",
"Dynamic 1D Array",
"Dynamic 2D Array",
"Dynamic 3D Array",
"Dynamic 4D Array"
};

typedef struct
{
        int id;
        int elem_size;
        int num_elems;
        int is_locked;
        int is_dirty;
        char key[30];
        char type[80];
        char value[100];
        DataType description;
        Permission perm;
        void *ptr;
        void (*callback)(void*);
        void *callbackdata;
        Semaphore *sem;
        VariableType vartype;
} KeyInfo;

class KeyTable
{
        public:
        int n;
        vector<KeyInfo> key;

        KeyTable();
        ~KeyTable();
        int Add();
        int getKeyHandle(char *keyword);
        char *Description(int i) { return DataTypeDesc[key[i].description]; }
        bool isVar(int i);
        bool isVar(char *keyword);
        bool isCharArray(int i);
        bool isCharArray(char *keyword);
        bool isValidKeyword(char *keyword);
        bool isViewableVar(int i);
        bool isViewableVar(char *keyword);
        bool isWritable(int i);
        bool isWritable(char *keyword);
        bool isArray(int i);
        bool isArray(char *keyword);
        bool isStaticArray(int i);
        bool isStaticArray(char *keyword);
        void List();
        void ListValues();
        void RegisterCallback(char *keyword, void (*cb)(void*), void *data);
        bool hasCallback(int i);
        bool hasCallback(char *keyword);
        void Callback(int i);
        void Callback(char *keyword);
};
//**************************************************************************
int packStruct(KeyTable *T, unsigned char **dataptr, int &totsize);
int unpackStruct(KeyTable *T, unsigned char *data, int size);
//**************************************************************************
#ifdef __GNUC__
extern char *demangle_type(const char *s);
#define keyType(T) demangle_type(typeid(T).name())
#else
#define keyType(T) ((char *) typeid(T).name())
#endif
//**************************************************************************
#endif  // _KEYINFO_H
//**************************************************************************

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