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/* Copyright (C) 2009 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
*/
#ifndef _ANDROID_UTILS_VECTOR_H
#define _ANDROID_UTILS_VECTOR_H
#include "android/utils/system.h"
#include "android/utils/assert.h"
#define AVECTOR_DECL(ctype,name) \
ctype* name; \
unsigned num_##name; \
unsigned max_##name \
#define AVECTOR_SIZE(obj,name) \
(obj)->num_##name
#define AVECTOR_INIT(obj,name) \
do { \
(obj)->name = NULL; \
(obj)->num_##name = 0; \
(obj)->max_##name = 0; \
} while (0)
#define AVECTOR_INIT_ALLOC(obj,name,count) \
do { \
AARRAY_NEW0( (obj)->name, (count) ); \
(obj)->num_##name = 0; \
(obj)->max_##name = (count); \
} while (0)
#define AVECTOR_DONE(obj,name) \
do { \
AFREE((obj)->name); \
(obj)->num_##name = 0; \
(obj)->max_##name = 0; \
} while (0)
#define AVECTOR_CLEAR(obj,name) \
do { \
(obj)->num_##name = 0; \
} while (0)
#define AVECTOR_AT(obj,name,index) \
(&(obj)->name[(index)])
#define AVECTOR_REALLOC(obj,name,newMax) \
do { \
AARRAY_RENEW((obj)->name,newMax); \
(obj)->max_##name = (newMax); \
} while(0)
#define AVECTOR_ENSURE(obj,name,newCount) \
do { \
unsigned _newCount = (newCount); \
if (_newCount > (obj)->max_##name) \
AASSERT_LOC(); \
_avector_ensure( (void**)&(obj)->name, sizeof((obj)->name[0]), \
&(obj)->max_##name, _newCount ); \
} while (0);
extern void _avector_ensure( void** items, size_t itemSize,
unsigned* pMaxItems, unsigned newCount );
#define AVECTOR_FOREACH(obj,name,itemptr,statement) \
do { \
unsigned __vector_nn = 0; \
unsigned __vector_max = (obj)->num_##name; \
for ( ; __vector_nn < __vector_max; __vector_nn++ ) { \
itemptr = &(obj)->name[__vector_nn]; \
statement; \
} \
} while (0);
/* */
#endif /* _ANDROID_UTILS_VECTOR_H */
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