1N/A/***********************************************************************
1N/A* *
1N/A* This software is part of the ast package *
1N/A* Copyright (c) 1985-2011 AT&T Intellectual Property *
1N/A* and is licensed under the *
1N/A* Common Public License, Version 1.0 *
1N/A* by AT&T Intellectual Property *
1N/A* *
1N/A* A copy of the License is available at *
1N/A* http://www.opensource.org/licenses/cpl1.0.txt *
1N/A* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
1N/A* *
1N/A* Information and Software Systems Research *
1N/A* AT&T Research *
1N/A* Florham Park NJ *
1N/A* *
1N/A* Glenn Fowler <gsf@research.att.com> *
1N/A* David Korn <dgk@research.att.com> *
1N/A* Phong Vo <kpv@research.att.com> *
1N/A* *
1N/A***********************************************************************/
1N/A#if defined(_UWIN) && defined(_BLD_ast)
1N/A
1N/Avoid _STUB_vmregion(){}
1N/A
1N/A#else
1N/A
1N/A#include "vmhdr.h"
1N/A
1N/A/* Return the containing region of an allocated piece of memory.
1N/A** Beware: this only works with Vmbest, Vmdebug and Vmprofile.
1N/A**
1N/A** 10/31/2009: Add handling of shared/persistent memory regions.
1N/A**
1N/A** Written by Kiem-Phong Vo, kpv@research.att.com, 01/16/94.
1N/A*/
1N/A#if __STD_C
1N/AVmalloc_t* vmregion(Void_t* addr)
1N/A#else
1N/AVmalloc_t* vmregion(addr)
1N/AVoid_t* addr;
1N/A#endif
1N/A{
1N/A Vmalloc_t *vm;
1N/A Vmdata_t *vd;
1N/A
1N/A if(!addr)
1N/A return NIL(Vmalloc_t*);
1N/A
1N/A vd = SEG(BLOCK(addr))->vmdt;
1N/A for(vm = Vmheap; vm; vm = vm->next)
1N/A if(vm->data == vd)
1N/A break;
1N/A
1N/A return vm;
1N/A}
1N/A
1N/A#endif