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/build/buildd-opendnssec_1.3.2-1~bpo60+1-sparc-g2IJWF/opendnssec-1.3.2/signer/src/shared/allocator.h

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00001 /*
00002  * $Id: allocator.h 3695 2010-08-10 09:00:55Z jakob $
00003  *
00004  * Copyright (c) 2010-2011 NLNet Labs. All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions
00008  * are met:
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  * 2. Redistributions in binary form must reproduce the above copyright
00012  *    notice, this list of conditions and the following disclaimer in the
00013  *    documentation and/or other materials provided with the distribution.
00014  *
00015  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00016  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00017  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00018  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
00019  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00020  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
00021  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
00023  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00024  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
00025  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026  *
00027  */
00028 
00034 #ifndef SHARED_ALLOCATOR_H
00035 #define SHARED_ALLOCATOR_H
00036 
00037 #include "config.h"
00038 
00039 #include <stdlib.h>
00040 
00041 typedef struct allocator_struct allocator_type;
00042 struct allocator_struct {
00043     void* (*allocator)(size_t);
00044     void  (*deallocator)(void *);
00045 };
00046 
00053 allocator_type* allocator_create(void *(*allocator)(size_t size),
00054     void (*deallocator)(void *));
00055 
00062 void* allocator_alloc(allocator_type* allocator, size_t size);
00063 
00070 void* allocator_alloc_zero(allocator_type* allocator, size_t size);
00071 
00080 void* allocator_alloc_init(allocator_type *allocator, size_t size,
00081     const void* init);
00082 
00090 char* allocator_strdup(allocator_type *allocator, const char *string);
00091 
00098 void allocator_deallocate(allocator_type* allocator, void* data);
00099 
00105 void allocator_cleanup(allocator_type* allocator);
00106 
00107 
00108 #endif /* SHARED_ALLOCATOR_H */

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