/*
*   Copyright (c) 1999-2002, Darren Hiebert
*
*   This source code is released for free distribution under the terms of the
*   GNU General Public License version 2 or (at your option) any later version.
*
*   Defines external interface to resizable pointer arrays.
*/
#ifndef CTAGS_MAIN_PTRARRAY_H
#define CTAGS_MAIN_PTRARRAY_H

/*
*   INCLUDE FILES
*/
#include "general.h"  /* must always come first */
#include "types.h"

/*
*   DATA DECLARATIONS
*/
struct sPtrArray;
typedef struct sPtrArray ptrArray;

typedef void (*ptrArrayDeleteFunc) (void *data);


/*
*   FUNCTION PROTOTYPES
*/

extern ptrArray *ptrArrayNew (ptrArrayDeleteFunc deleteFunc);
extern unsigned int ptrArrayAdd (ptrArray *const current, void *ptr);
extern bool ptrArrayUpdate (ptrArray *const current, unsigned int indx, void *ptr, void *padding);
extern void *ptrArrayRemoveLast (ptrArray *const current);
#define ptrArrayDeleteLast(A) ptrArrayDeleteLastInBatch(A, 1)
extern void  ptrArrayDeleteLastInBatch (ptrArray *const current, unsigned int count);
extern void ptrArrayCombine (ptrArray *const current, ptrArray *const from);
extern void ptrArrayClear (ptrArray *const current);
extern unsigned int ptrArrayCount (const ptrArray *const current);
#define ptrArrayIsEmpty(A) (ptrArrayCount(A) == 0)
extern void* ptrArrayItem (const ptrArray *const current, const unsigned int indx);
extern void* ptrArrayItemFromLast (const ptrArray *const current, const unsigned int indx);
#define ptrArrayLast(A) ptrArrayItemFromLast(A, 0)
extern void ptrArrayDelete (ptrArray *const current);
extern bool ptrArrayHasTest (const ptrArray *const current,
				  bool (*test)(const void *ptr, void *userData),
				  void *userData);
extern bool ptrArrayHas (const ptrArray *const current, void *ptr);
extern void ptrArrayReverse (const ptrArray *const current);
extern void ptrArrayDeleteItem (ptrArray* const current, unsigned int indx);
extern void*ptrArrayRemoveItem (ptrArray* const current, unsigned int indx);
extern void ptrArrayInsertItem (ptrArray* const current, unsigned int indx, void *ptr);

extern void ptrArraySort (ptrArray *const current, int (*compare)(const void *, const void *));

#endif  /* CTAGS_MAIN_PTRARRAY_H */