/*********************************************************************** * * * This software is part of the ast package * * Copyright (c) 1985-2010 AT&T Intellectual Property * * and is licensed under the * * Common Public License, Version 1.0 * * by AT&T Intellectual Property * * * * A copy of the License is available at * * http://www.opensource.org/licenses/cpl1.0.txt * * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * * * * Information and Software Systems Research * * AT&T Research * * Florham Park NJ * * * * Glenn Fowler <gsf@research.att.com> * * David Korn <dgk@research.att.com> * * Phong Vo <kpv@research.att.com> * * * ***********************************************************************/ #if defined(_UWIN) && defined(_BLD_ast) void _STUB_vmwalk(){} #else #include "vmhdr.h" /* Walks all segments created in region(s) ** ** Written by Kiem-Phong Vo, kpv@research.att.com (02/08/96) */ #if __STD_C int vmwalk(Vmalloc_t* vm, int(*segf)(Vmalloc_t*, Void_t*, size_t, Vmdisc_t*, Void_t*), Void_t* handle ) #else int vmwalk(vm, segf, handle) Vmalloc_t* vm; int(* segf)(/* Vmalloc_t*, Void_t*, size_t, Vmdisc_t* */); Void_t* handle; #endif { reg Seg_t* seg; reg int rv; if(!vm) { for(vm = Vmheap; vm; vm = vm->next) { if(!(vm->data->mode&VM_TRUST) && ISLOCK(vm->data,0) ) continue; SETLOCK(vm->data,0); for(seg = vm->data->seg; seg; seg = seg->next) { rv = (*segf)(vm, seg->addr, seg->extent, vm->disc, handle); if(rv < 0) return rv; } CLRLOCK(vm->data,0); } } else { if(!(vm->data->mode&VM_TRUST) && ISLOCK(vm->data,0) ) return -1; SETLOCK(vm->data,0); for(seg = vm->data->seg; seg; seg = seg->next) { rv = (*segf)(vm, seg->addr, seg->extent, vm->disc, handle); if(rv < 0) return rv; } CLRLOCK(vm->data,0); } return 0; } #endif