/usr/include/libvisual-0.4/libvisual/lv_mem.h is in libvisual-0.4-dev 0.4.0-8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | /* Libvisual - The audio visualisation framework.
*
* Copyright (C) 2004, 2005, 2006 Dennis Smit <ds@nerds-incorporated.org>
*
* Authors: Dennis Smit <ds@nerds-incorporated.org>
*
* $Id: lv_mem.h,v 1.20 2006/01/22 13:23:37 synap Exp $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _LV_MEM_H
#define _LV_MEM_H
#include <libvisual/lvconfig.h>
#include <libvisual/lv_defines.h>
VISUAL_BEGIN_DECLS
/**
* The visual_mem_copy function needs this signature.
*
* @arg dest Pointer to the dest buffer.
* @arg src Pointer to the source buffer.
* @arg n The number of bytes to be copied.
*
* @return Pointer to the dest buffer.
*/
typedef void *(*VisMemCopyFunc)(void *dest, const void *src, visual_size_t n);
/**
* The visual_mem_set function needs this signature.
*
* @arg dest Pointer to the dest buffer.
* @arg c Value that is used as the set value.
* @arg n The number of bytes to be set.
*
* @return Pointer to the dest buffer.
*/
typedef void *(*VisMemSet8Func)(void *dest, int c, visual_size_t n);
/**
* The visual_mem_set16 function needs this signature.
*
* @arg dest Pointer to the dest buffer.
* @arg c Value that is used as the set value.
* @arg n The number of words (16bits) to be set.
*
* @return Pointer to the dest buffer.
*/
typedef void *(*VisMemSet16Func)(void *dest, int c, visual_size_t n);
/**
* The visual_mem_set32 function needs this signature.
*
* @arg dest Pointer to the dest buffer.
* @arg c Value that is used as the set value.
* @arg n The number of integers (32bits) to be set.
*
* @return Pointer to the dest buffer.
*/
typedef void *(*VisMemSet32Func)(void *dest, int c, visual_size_t n);
/* prototypes */
int visual_mem_initialize (void);
void *visual_mem_malloc (visual_size_t nbytes) __malloc;
void *visual_mem_malloc0 (visual_size_t nbytes) __malloc;
void *visual_mem_realloc (void *ptr, visual_size_t nbytes) __malloc;
int visual_mem_free (void *ptr);
/* Optimal performance functions set by visual_mem_initialize(). */
extern VisMemCopyFunc visual_mem_copy;
extern VisMemSet8Func visual_mem_set;
extern VisMemSet16Func visual_mem_set16;
extern VisMemSet32Func visual_mem_set32;
/**
* @ingroup VisMem
*
* Convenient macro to request @a n_structs structures of type @a struct_type
* initialized to 0.
*/
#define visual_mem_new0(struct_type, n_structs) \
((struct_type *) visual_mem_malloc0 (((visual_size_t) sizeof (struct_type)) * ((visual_size_t) (n_structs))))
VISUAL_END_DECLS
#endif /* _LV_MEM_H */
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