source: trunk/third/sendmail/libsm/fwalk.c @ 19204

/*
 * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
 *      All rights reserved.
 * Copyright (c) 1990, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Chris Torek.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 */

#include <sm/gen.h>
SM_RCSID("@(#)$Id: fwalk.c,v 1.1.1.1 2003-04-08 15:06:04 zacheiss Exp $")
#include <errno.h>
#include <sm/io.h>
#include "local.h"
#include "glue.h"

/*
**  SM_FWALK -- apply a function to all found-open file pointers
**
**      Parameters:
**              function -- a function vector to be applied
**              timeout -- time to complete actions (milliseconds)
**
**      Returns:
**              The (binary) OR'd result of each function call
*/

int
sm_fwalk(function, timeout)
        int (*function) __P((SM_FILE_T *, int *));
        int *timeout;
{
        register SM_FILE_T *fp;
        register int n, ret;
        register struct sm_glue *g;
        int fptimeout;

        ret = 0;
        for (g = &smglue; g != NULL; g = g->gl_next)
        {
                for (fp = g->gl_iobs, n = g->gl_niobs; --n >= 0; fp++)
                {
                        if (fp->f_flags != 0)
                        {
                                if (*timeout == SM_TIME_DEFAULT)
                                        fptimeout = fp->f_timeout;
                                else
                                        fptimeout = *timeout;
                                if (fptimeout == SM_TIME_IMMEDIATE)
                                        continue; /* skip it */
                                ret |= (*function)(fp, &fptimeout);
                        }
                }
        }
        return ret;
}