158f0484fSRodney W. Grimes.\" Copyright (c) 1991, 1993 258f0484fSRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 358f0484fSRodney W. Grimes.\" 458f0484fSRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 558f0484fSRodney W. Grimes.\" modification, are permitted provided that the following conditions 658f0484fSRodney W. Grimes.\" are met: 758f0484fSRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 858f0484fSRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 958f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 1058f0484fSRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 1158f0484fSRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 1258f0484fSRodney W. Grimes.\" 3. All advertising materials mentioning features or use of this software 1358f0484fSRodney W. Grimes.\" must display the following acknowledgement: 1458f0484fSRodney W. Grimes.\" This product includes software developed by the University of 1558f0484fSRodney W. Grimes.\" California, Berkeley and its contributors. 1658f0484fSRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 1758f0484fSRodney W. Grimes.\" may be used to endorse or promote products derived from this software 1858f0484fSRodney W. Grimes.\" without specific prior written permission. 1958f0484fSRodney W. Grimes.\" 2058f0484fSRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2158f0484fSRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2258f0484fSRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2358f0484fSRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2458f0484fSRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2558f0484fSRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2658f0484fSRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2758f0484fSRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2858f0484fSRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2958f0484fSRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3058f0484fSRodney W. Grimes.\" SUCH DAMAGE. 3158f0484fSRodney W. Grimes.\" 3258f0484fSRodney W. Grimes.\" @(#)memory.3 8.1 (Berkeley) 6/4/93 337f3dea24SPeter Wemm.\" $FreeBSD$ 3458f0484fSRodney W. Grimes.\" 3558f0484fSRodney W. Grimes.Dd June 4, 1993 3658f0484fSRodney W. Grimes.Dt MEMORY 3 3758f0484fSRodney W. Grimes.Os BSD 4 3858f0484fSRodney W. Grimes.Sh NAME 3958f0484fSRodney W. Grimes.Nm malloc , 4058f0484fSRodney W. Grimes.Nm free , 4158f0484fSRodney W. Grimes.Nm realloc , 4258f0484fSRodney W. Grimes.Nm calloc , 4359b58b16SNik Clayton.Nm alloca , 4459b58b16SNik Clayton.Nm mmap 4558f0484fSRodney W. Grimes.Nd general memory allocation operations 4625bb73e0SAlexey Zelkin.Sh LIBRARY 4725bb73e0SAlexey Zelkin.Lb libc 4858f0484fSRodney W. Grimes.Sh SYNOPSIS 4958f0484fSRodney W. Grimes.Fd #include <stdlib.h> 5058f0484fSRodney W. Grimes.Ft void * 5158f0484fSRodney W. Grimes.Fn malloc "size_t size" 5258f0484fSRodney W. Grimes.Ft void 5358f0484fSRodney W. Grimes.Fn free "void *ptr" 5458f0484fSRodney W. Grimes.Ft void * 5558f0484fSRodney W. Grimes.Fn realloc "void *ptr" "size_t size" 5658f0484fSRodney W. Grimes.Ft void * 5758f0484fSRodney W. Grimes.Fn calloc "size_t nelem" "size_t elsize" 5858f0484fSRodney W. Grimes.Ft void * 5958f0484fSRodney W. Grimes.Fn alloca "size_t size" 6059b58b16SNik Clayton.Fd #include <sys/types.h> 6159b58b16SNik Clayton.Fd #include <sys/mman.h> 6259b58b16SNik Clayton.Ft void * 6359b58b16SNik Clayton.Fn mmap "void * addr" "size_t len" "int prot" "int flags" "int fd" "off_t offset" 6458f0484fSRodney W. Grimes.Sh DESCRIPTION 6558f0484fSRodney W. GrimesThese functions allocate and free memory for the calling process. 6658f0484fSRodney W. GrimesThey are described in the 6758f0484fSRodney W. Grimesindividual manual pages. 6858f0484fSRodney W. Grimes.Sh SEE ALSO 691a0c34f2SRuslan Ermilov.Xr mmap 2 , 7013608f66SWolfram Schneider.Xr alloca 3 , 7158f0484fSRodney W. Grimes.Xr calloc 3 , 7258f0484fSRodney W. Grimes.Xr free 3 , 7358f0484fSRodney W. Grimes.Xr malloc 3 , 741a0c34f2SRuslan Ermilov.Xr realloc 3 7558f0484fSRodney W. Grimes.Sh STANDARDS 7658f0484fSRodney W. GrimesThese functions, with the exception of 7758f0484fSRodney W. Grimes.Fn alloca 7859b58b16SNik Claytonand 7959b58b16SNik Clayton.Fn mmap 8058f0484fSRodney W. Grimesconform to 8158f0484fSRodney W. Grimes.St -ansiC . 82