1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin * *
3da2e3ebdSchin * This software is part of the ast package *
4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property *
5da2e3ebdSchin * and is licensed under the *
6da2e3ebdSchin * Common Public License, Version 1.0 *
77c2fbfb3SApril Chin * by AT&T Intellectual Property *
8da2e3ebdSchin * *
9da2e3ebdSchin * A copy of the License is available at *
10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt *
11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
12da2e3ebdSchin * *
13da2e3ebdSchin * Information and Software Systems Research *
14da2e3ebdSchin * AT&T Research *
15da2e3ebdSchin * Florham Park NJ *
16da2e3ebdSchin * *
17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> *
18da2e3ebdSchin * David Korn <dgk@research.att.com> *
19da2e3ebdSchin * Phong Vo <kpv@research.att.com> *
20da2e3ebdSchin * *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #if defined(_UWIN) && defined(_BLD_ast)
23da2e3ebdSchin
_STUB_vmgetmem()24da2e3ebdSchin void _STUB_vmgetmem(){}
25da2e3ebdSchin
26da2e3ebdSchin #else
27da2e3ebdSchin
28da2e3ebdSchin #include "vmhdr.h"
29da2e3ebdSchin
30da2e3ebdSchin /*
31da2e3ebdSchin * vm open/close/resize - a handy default for discipline memory functions
32da2e3ebdSchin *
33da2e3ebdSchin * vmgetmem(0,0,0) open new region
34da2e3ebdSchin * vmgetmem(r,0,0) free region
35da2e3ebdSchin * vmgetmem(r,0,n) allocate n bytes initialized to 0
36da2e3ebdSchin * vmgetmem(r,p,0) free p
37da2e3ebdSchin * vmgetmem(r,p,n) realloc p to n bytes
387c2fbfb3SApril Chin *
397c2fbfb3SApril Chin * Written by Glenn S. Fowler.
40da2e3ebdSchin */
41da2e3ebdSchin
42da2e3ebdSchin #if __STD_C
vmgetmem(Vmalloc_t * vm,Void_t * data,size_t size)43da2e3ebdSchin Void_t* vmgetmem(Vmalloc_t* vm, Void_t* data, size_t size)
44da2e3ebdSchin #else
45da2e3ebdSchin Void_t* vmgetmem(vm, data, size)
46da2e3ebdSchin Vmalloc_t* vm;
47da2e3ebdSchin Void_t* data;
48da2e3ebdSchin size_t size;
49da2e3ebdSchin #endif
50da2e3ebdSchin {
51da2e3ebdSchin if (!vm)
52da2e3ebdSchin return vmopen(Vmdcheap, Vmbest, 0);
53da2e3ebdSchin if (data || size)
54da2e3ebdSchin return vmresize(vm, data, size, VM_RSMOVE|VM_RSCOPY|VM_RSZERO);
55da2e3ebdSchin vmclose(vm);
56da2e3ebdSchin return 0;
57da2e3ebdSchin }
58da2e3ebdSchin
59da2e3ebdSchin #endif
60