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/***********************************************************************
* *
* 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> *
* *
***********************************************************************/
#pragma prototyped
/*
* Glenn Fowler
* AT&T Research
*
* hash table library
*/
#include "hashlib.h"
/*
* apply walker to each active bucket in the table
*/
int
hashwalk(Hash_table_t* tab, int flags, register int (*walker)(const char*, char*, void*), void* handle)
{
register Hash_bucket_t* b;
register int v;
Hash_position_t* pos;
if (!(pos = hashscan(tab, flags)))
return(-1);
v = 0;
while (b = hashnext(pos))
if ((v = (*walker)(hashname(b), (tab->flags & HASH_VALUE) ? b->value : (char*)b, handle)) < 0)
break;
hashdone(pos);
return(v);
}
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