1 /***********************************************************************
2 * *
3 * This software is part of the ast package *
4 * Copyright (c) 1985-2011 AT&T Intellectual Property *
5 * and is licensed under the *
6 * Eclipse Public License, Version 1.0 *
7 * by AT&T Intellectual Property *
8 * *
9 * A copy of the License is available at *
10 * http://www.eclipse.org/org/documents/epl-v10.html *
11 * (with md5 checksum b35adb5213ca9657e911e9befb180842) *
12 * *
13 * Information and Software Systems Research *
14 * AT&T Research *
15 * Florham Park NJ *
16 * *
17 * Glenn Fowler <gsf@research.att.com> *
18 * David Korn <dgk@research.att.com> *
19 * Phong Vo <kpv@research.att.com> *
20 * *
21 ***********************************************************************/
22 #if defined(_UWIN) && defined(_BLD_ast)
23
_STUB_vmwalk()24 void _STUB_vmwalk(){}
25
26 #else
27
28 #include "vmhdr.h"
29
30 /* Walks all segments created in region(s)
31 **
32 ** Written by Kiem-Phong Vo, kpv@research.att.com (02/08/96)
33 */
34
35 #if __STD_C
vmwalk(Vmalloc_t * vm,int (* segf)(Vmalloc_t *,Void_t *,size_t,Vmdisc_t *,Void_t *),Void_t * handle)36 int vmwalk(Vmalloc_t* vm, int(*segf)(Vmalloc_t*, Void_t*, size_t, Vmdisc_t*, Void_t*), Void_t* handle )
37 #else
38 int vmwalk(vm, segf, handle)
39 Vmalloc_t* vm;
40 int(* segf)(/* Vmalloc_t*, Void_t*, size_t, Vmdisc_t*, Void_t* */);
41 Void_t* handle;
42 #endif
43 {
44 reg Seg_t *seg;
45 reg int rv = 0;
46
47 if(!vm)
48 { _vmlock(NIL(Vmalloc_t*), 1);
49 for(vm = Vmheap; vm; vm = vm->next)
50 { SETLOCK(vm, 0);
51 for(seg = vm->data->seg; seg; seg = seg->next)
52 if((rv = (*segf)(vm, seg->addr, seg->extent, vm->disc, handle)) < 0 )
53 break;
54 CLRLOCK(vm, 0);
55 }
56 _vmlock(NIL(Vmalloc_t*), 0);
57 }
58 else
59 { SETLOCK(vm, 0);
60 for(seg = vm->data->seg; seg; seg = seg->next)
61 if((rv = (*segf)(vm, seg->addr, seg->extent, vm->disc, handle)) < 0 )
62 break;
63 CLRLOCK(vm, 0);
64 }
65
66 return rv;
67 }
68
69 #endif
70