libbsm/common/devalloc.c

45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * CDDL HEADER START
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * The contents of this file are subject to the terms of the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Common Development and Distribution License (the "License").
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * You may not use this file except in compliance with the License.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * or http://www.opensolaris.org/os/licensing.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * See the License for the specific language governing permissions
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * and limitations under the License.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * When distributing Covered Code, include this CDDL HEADER in each
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * If applicable, add the following below this CDDL HEADER, with the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * fields enclosed by brackets "[]" replaced with your own identifying
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * information: Portions Copyright [yyyy] [name of copyright owner]
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * CDDL HEADER END
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * Copyright (c) 1996, 2010, Oracle and/or its affiliates. All rights reserved.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <stdlib.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <ctype.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <unistd.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <limits.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <fcntl.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <sys/types.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <sys/stat.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <utime.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <synch.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <strings.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <string.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <libintl.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <errno.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <auth_list.h>
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel#include <syslog.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <bsm/devices.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <bsm/devalloc.h>
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel#include <tsol/label.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#define DA_DEFS "/etc/security/tsol/devalloc_defaults"
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int _readbufline(char *, int, char *, int, int *);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern char *strtok_r(char *, const char *, char **);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern char *_strtok_escape(char *, char *, char **);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int getdaon(void);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int da_matchname(devalloc_t *, char *);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int da_match(devalloc_t *, da_args *);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int dmap_matchname(devmap_t *, char *);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkextern int dm_match(devmap_t *, da_args *);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelextern int dmap_matchtype(devmap_t *dmap, char *type);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelextern int dmap_matchdev(devmap_t *dmap, char *dev);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelextern int dmap_exact_dev(devmap_t *dmap, char *dev, int *num);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelextern char *dmap_physname(devmap_t *dmap);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * The following structure is for recording old entries to be retained.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * We read the entries from the database into a linked list in memory,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * then turn around and write them out again.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpktypedef struct strentry {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct strentry *se_next;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        se_str[4096 + 1];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk} strentry_t;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_check_longindevperm -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  reads /etc/logindevperm and checks if specified device is in the file.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 1 if specified device found in /etc/logindevperm, else returns 0
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_check_logindevperm(char *devname)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     ret = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     fd = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     nlen, plen, slen, lineno, fsize;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        line[MAX_CANON];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *field_delims = " \t\n";
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *fbuf = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *ptr, *device;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *lasts = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    FILE        *fp;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat f_stat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * check if /etc/logindevperm exists and get its size
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((fd = open(LOGINDEVPERM, O_RDONLY)) == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fstat(fd, &f_stat) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    fsize = f_stat.st_size;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((fbuf = (char *)malloc(fsize)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
004388ebfdfe2ed7dfd2d153a876dfcc22d2c006casper    if ((fp = fdopen(fd, "rF")) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * read and parse /etc/logindevperm
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    plen = nlen = lineno = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (fgets(line, MAX_CANON, fp) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        lineno++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((ptr = strchr(line, '#')) != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            *ptr = '\0';    /* handle comments */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (strtok_r(line, field_delims, &lasts) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            continue;   /* ignore blank lines */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (strtok_r(NULL, field_delims, &lasts) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* invalid entry */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            continue;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((ptr = strtok_r(NULL, field_delims, &lasts)) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* empty device list */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            continue;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = strlen(ptr) + 1;     /* +1 terminator */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen += (plen + 1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (plen == 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            slen = snprintf(fbuf, nlen, "%s", ptr);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            slen = snprintf(fbuf + plen, nlen - plen, ":%s", ptr);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (slen >= fsize) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            fbuf[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fclose(fp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (slen);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen += slen;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fclose(fp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * check if devname exists in /etc/logindevperm
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    device = strtok_r(fbuf, ":", &lasts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (device != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * device and devname may be one of these types -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         *    /dev/xx
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         *    /dev/xx*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         *    /dev/dir/xx
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         *    /dev/dir/xx*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         *    /dev/dir/"*"
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (strcmp(device, devname) == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* /dev/xx, /dev/dir/xx */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((ptr = strrchr(device, KV_WILDCHAR)) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* all wildcard types */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            *ptr = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (strncmp(device, devname, strlen(device)) == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                free(fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        device = strtok_r(NULL, ":", &lasts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (ret);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _da_read_file -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  establishes readers/writer lock on fname; reads in the file if its
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  contents changed since the last time we read it.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns size of buffer read, or -1 on failure.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_da_read_file(char *fname, char **fbuf, time_t *ftime, rwlock_t *flock,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int flag)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     fd = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     fsize = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    time_t      newtime;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat f_stat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_FORCE)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        *ftime = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* check the size and the time stamp on the file */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rw_rdlock(flock) != 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (stat(fname, &f_stat) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    fsize = f_stat.st_size;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    newtime = f_stat.st_mtime;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (newtime > *ftime) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * file has been modified since we last read it; or this
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * is a forced read.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * read file into the buffer with rw lock.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rw_wrlock(flock) != 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
004388ebfdfe2ed7dfd2d153a876dfcc22d2c006casper        if ((fd = open(fname, O_RDONLY)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (*fbuf != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(*fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            *fbuf = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((*fbuf = malloc(fsize)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (read(fd, *fbuf, fsize) < fsize) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(*fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * verify that the file did not change just after we read it.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rw_rdlock(flock) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(*fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (stat(fname, &f_stat) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(*fbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fsize = f_stat.st_size;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newtime = f_stat.st_mtime;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) rw_unlock(flock);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        *ftime = newtime;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (fsize);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _update_zonename -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  add/remove current zone's name to the given devalloc_t.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkvoid
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_update_zonename(da_args *dargs, devalloc_t *dap)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     i, j;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     oldsize, newsize;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     has_zonename = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *zonename;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    kva_t       *newkva, *oldkva;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    kv_t        *newdata, *olddata;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo_t   *devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo = dargs->devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    oldkva = dap->da_devopts;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (oldkva == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (dargs->optflag & DA_REMOVE_ZONE)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (dargs->optflag & DA_ADD_ZONE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            newkva = _str2kva(devinfo->devopts, KV_ASSIGN,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                KV_TOKEN_DELIMIT);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (newkva != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                dap->da_devopts = newkva;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    newsize = oldsize = oldkva->length;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (kva_match(oldkva, DAOPT_ZONE))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        has_zonename = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ADD_ZONE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((zonename = index(devinfo->devopts, '=')) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        zonename++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (has_zonename) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) _insert2kva(oldkva, DAOPT_ZONE, zonename);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newsize += 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (dargs->optflag & DA_REMOVE_ZONE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (has_zonename) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            newsize -= 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (newsize == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                 * If zone name was the only key/value pair,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                 * put 'reserved' in the empty slot.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                 */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                _kva_free(oldkva);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                dap->da_devopts = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    newkva = _new_kva(newsize);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    newkva->length = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    newdata = newkva->data;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    olddata = oldkva->data;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    for (i = 0, j = 0; i < oldsize; i++) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((dargs->optflag & DA_REMOVE_ZONE) &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (strcmp(olddata[i].key, DAOPT_ZONE) == 0))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            continue;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newdata[j].key = strdup(olddata[i].key);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newdata[j].value = strdup(olddata[i].value);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newkva->length++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        j++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ADD_ZONE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newdata[j].key = strdup(DAOPT_ZONE);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newdata[j].value = strdup(zonename);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        newkva->length++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    _kva_free(oldkva);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    dap->da_devopts = newkva;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _dmap2str -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  converts a device_map entry into a printable string
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*ARGSUSED*/
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel_dmap2str(devmap_t *dmp, char *buf, int size, const char *sep)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int length;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length = snprintf(buf, size, "%s%s", dmp->dmap_devname, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dmp->dmap_devtype, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dmp->dmap_devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _dmap2strentry -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  calls dmap2str to break given devmap_t into printable entry.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns pointer to decoded entry, NULL on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic strentry_t *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel_dmap2strentry(devmap_t *devmapp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *sep;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((sep = (strentry_t *)malloc(sizeof (strentry_t))) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (_dmap2str(devmapp, sep->se_str, sizeof (sep->se_str),
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        KV_TOKEN_DELIMIT"\\\n\t") != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * fix_optstr -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  removes trailing ':' from buf.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkvoid
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkfix_optstr(char *buf)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char    *p = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (p = rindex(buf, ':'))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        *p = ';';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _da2str -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  converts a device_allocate entry into a printable string
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_da2str(da_args *dargs, devalloc_t *dap, char *buf, int size, const char *sep,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    const char *osep)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int length;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int matching_entry = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char    **dnames;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_UPDATE &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (dargs->optflag & DA_ADD_ZONE ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dargs->optflag & DA_REMOVE_ZONE) &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dargs->devnames) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        for (dnames = dargs->devnames; *dnames != NULL; dnames++) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (da_matchname(dap, *dnames)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                matching_entry = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length = snprintf(buf, size, "%s%s", dap->da_devname, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dap->da_devtype, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (matching_entry)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        _update_zonename(dargs, dap);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((dap->da_devopts == NULL) || ((dap->da_devopts->length == 1) &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (strcmp(dap->da_devopts->data->key, DA_RESERVED) == 0))) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        length += snprintf(buf + length, size - length, "%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            DA_RESERVED, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (_kva2str(dap->da_devopts, buf + length, size - length,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            KV_ASSIGN, (char *)osep) != 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        length = strlen(buf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dap->da_devopts)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fix_optstr(buf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        DA_RESERVED, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dap->da_devauth ? dap->da_devauth : DA_ANYUSER, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length += snprintf(buf + length, size - length, "%s\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dap->da_devexec ? dap->da_devexec : "");
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _da2strentry -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  calls da2str to break given devalloc_t into printable entry.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns pointer to decoded entry, NULL on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic strentry_t *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_da2strentry(da_args *dargs, devalloc_t *dap)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *sep;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((sep = (strentry_t *)malloc(sizeof (strentry_t))) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (_da2str(dargs, dap, sep->se_str, sizeof (sep->se_str),
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        KV_DELIMITER "\\\n\t", KV_TOKEN_DELIMIT "\\\n\t") != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _def2str
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  converts da_defs_t into a printable string.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_def2str(da_defs_t *da_defs, char *buf, int size, const char *sep)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int length;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    length = snprintf(buf, size, "%s%s", da_defs->devtype, sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (da_defs->devopts) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (_kva2str(da_defs->devopts, buf + length, size - length,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            KV_ASSIGN, KV_DELIMITER) != 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        length = strlen(buf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (length >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _def2strentry
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  calls _def2str to break given da_defs_t into printable entry.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns pointer decoded entry, NULL on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic strentry_t *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_def2strentry(da_defs_t *da_defs)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *sep;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((sep = (strentry_t *)malloc(sizeof (strentry_t))) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (_def2str(da_defs, sep->se_str, sizeof (sep->se_str),
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        KV_TOKEN_DELIMIT) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (NULL);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (sep);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _build_defattrs
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  cycles through all defattr entries, stores them in memory. removes
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  entries with the given search_key (device type).
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 if given entry not found, 1 if given entry removed, 2 on
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_build_defattrs(da_args *dargs, strentry_t **head_defent)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     rc = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    da_defs_t   *da_defs;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *tail_str, *tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    setdadefent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while ((da_defs = getdadefent()) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = !(strcmp(da_defs->devtype, dargs->devinfo->devtype));
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rc && dargs->optflag & DA_ADD &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            !(dargs->optflag & DA_FORCE)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * During DA_ADD, we keep an existing entry unless
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * we have DA_FORCE set to override that entry.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dargs->optflag |= DA_NO_OVERRIDE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            rc = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rc == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            tmp_str = _def2strentry(da_defs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (tmp_str == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                freedadefent(da_defs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                enddadefent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (2);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* retaining defattr entry: tmp_str->se_str */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            tmp_str->se_next = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (*head_defent == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                *head_defent = tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str->se_next = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        freedadefent(da_defs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    enddadefent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel/*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * We have to handle the "standard" types in devlist differently than
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * other devices, which are not covered by our auto-naming conventions.
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * buf must be a buffer of size DA_MAX_NAME + 1
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcelint
399f067736e659e2754e97190952abea40f1d0d6Jan Parcelda_std_type(da_args *dargs, char *namebuf)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel{
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    char *type = dargs->devinfo->devtype;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    int system_labeled;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    system_labeled = is_system_labeled();
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    /* check safely for sizes */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp(DA_AUDIO_TYPE, type) == 0) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        (void) strlcpy(namebuf, DA_AUDIO_NAME, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp(DA_CD_TYPE, type) == 0) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        if (system_labeled)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_CD_NAME, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        else
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_CD_TYPE, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp(DA_FLOPPY_TYPE, type) == 0) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        if (system_labeled)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_FLOPPY_NAME, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        else
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_FLOPPY_TYPE, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp(DA_TAPE_TYPE, type) == 0) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        if (system_labeled)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_TAPE_NAME, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        else
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) strlcpy(namebuf, DA_TAPE_TYPE, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp(DA_RMDISK_TYPE, type) == 0) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        (void) strlcpy(namebuf, DA_RMDISK_NAME, DA_MAXNAME);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    namebuf[0] = '\0';
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    return (0);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel}
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel/*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * allocatable: returns
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * -1 if no auths field,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * 0 if not allocatable (marked '*')
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel * 1 if not marked '*'
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcelstatic int
399f067736e659e2754e97190952abea40f1d0d6Jan Parcelallocatable(da_args *dargs)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel{
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (!dargs->devinfo->devauths)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (-1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (strcmp("*", dargs->devinfo->devauths) == 0)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (0);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    return (1);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel}
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel/*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel * _rebuild_lists -
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  If dargs->optflag & DA_EVENT, does not assume the dargs list is
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  complete or completely believable, since devfsadm caches
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  ONLY what it has been exposed to via syseventd.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  Cycles through all the entries in the /etc files, stores them
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  in memory, takes note of device->dname numbers (e.g. rmdisk0,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  rmdisk12)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  Cycles through again, adds dargs entry
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  with the name tname%d (lowest unused number for the device type)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  to the list of things for the caller to write out to a file,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  IFF it is a new entry.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  It is an error for it to already be there, if it is allocatable.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  Add:
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *      Returns 0 if successful and 2 on error.
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  Remove:
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *      Returns 0 if not found, 1 if found,  2 on error.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelstatic int
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel_rebuild_lists(da_args *dargs, strentry_t **head_devallocp,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    strentry_t **head_devmapp)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel{
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    int     rc = 0;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    devalloc_t  *devallocp;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    devmap_t    *devmapp;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    strentry_t  *tail_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    strentry_t  *tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    uint64_t    tmp_bitmap = 0;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    uint_t      tmp = 0;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    char        *realname;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    int     suffix;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    int     found = 0;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    int     stdtype = 1;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    int     is_allocatable = 1;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    char        new_devname[DA_MAXNAME + 1];
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    char        defname[DA_MAXNAME + 1]; /* default name for type */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    char        errmsg[DA_MAXNAME + 1 + (PATH_MAX * 2) + 80];
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (dargs->optflag & (DA_MAPS_ONLY | DA_ALLOC_ONLY))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (dargs->optflag & DA_FORCE)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (dargs->optflag & DA_ADD) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        stdtype = da_std_type(dargs, defname);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        is_allocatable = allocatable(dargs);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /* read both files, maps first so we can compare actual devices */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /* build device_maps */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    setdmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    while ((devmapp = getdmapent()) != NULL) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        suffix = DA_MAX_DEVNO + 1;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if ((rc = dmap_matchtype(devmapp, dargs->devinfo->devtype))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            == 1) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            if (dargs->optflag & DA_REMOVE) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                if ((devmapp->dmap_devarray == NULL) ||
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    (devmapp->dmap_devarray[0] == NULL)) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    enddmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                realname = dmap_physname(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                if (realname == NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    enddmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                if (strstr(realname, dargs->devinfo->devlist)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    != NULL) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    /* if need to free and safe to free */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    if (dargs->devinfo->devname != NULL &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        (dargs->optflag & DA_EVENT) != 0)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        free(dargs->devinfo->devname);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    dargs->devinfo->devname =
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        strdup(devmapp->dmap_devname);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    found = 1;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    continue; /* don't retain */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            } else if (dargs->optflag & DA_ADD) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                 * Need to know which suffixes are in use
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                 */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                rc = (dmap_exact_dev(devmapp,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    dargs->devinfo->devlist, &suffix));
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                if (rc == 0) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                     * Same type, different device.  Record
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                     * device suffix already in use, if
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                     * applicable.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                     */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    if ((suffix < DA_MAX_DEVNO &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        suffix != -1) && stdtype)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        tmp_bitmap |=
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                            (uint64_t)(1LL << suffix);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                } else if ((rc == 1) && !is_allocatable) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    rc = 0;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                } else {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    /*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                     * Match allocatable on add is an error
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                     * or mapping attempt returned error
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                     */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    (void) snprintf(errmsg, sizeof (errmsg),
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        "Cannot add %s on node %s",
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        dargs->devinfo->devtype,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                        devmapp->dmap_devname);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                    syslog(LOG_ERR, "%s", errmsg);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    enddmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            } else
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                /* add other transaction types as needed */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                return (2);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        } else if ((dargs->optflag & DA_ADD) &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (stdtype || is_allocatable) &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            dmap_exact_dev(devmapp, dargs->devinfo->devlist,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            &suffix)) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            /*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             * no dups w/o DA_FORCE, even if type differs,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             * if there is a chance this operation is
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             * machine-driven.  The 5 "standard types"
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             * can be machine-driven adds, and tend to
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             * be allocatable.
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel             */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) snprintf(errmsg, sizeof (errmsg),
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                "Cannot add %s on node %s type %s",
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                dargs->devinfo->devtype,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                devmapp->dmap_devname,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                devmapp->dmap_devtype);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            syslog(LOG_ERR, "%s", errmsg);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            freedmapent(devmapp);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            enddmapent();
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            return (2);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        tmp_str = _dmap2strentry(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (tmp_str == NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            enddmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        /* retaining devmap entry: tmp_str->se_str */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        tmp_str->se_next = NULL;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (*head_devmapp == NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            *head_devmapp = tail_str = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        } else {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            tail_str->se_next = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            tail_str = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        freedmapent(devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    enddmapent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * No need to rewrite the files if the item to be removed is not
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * in the files -- wait for another call on another darg.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if ((dargs->optflag & DA_REMOVE) && !found)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (0);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (dargs->optflag & DA_ADD) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        int len;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        /*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * If we got here from an event, or from devfsadm,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * we know the stored devname is a useless guess,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * since the files had not been read when the name
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * was chosen, and we don't keep them anywhere else
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * that is sufficiently definitive.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel         */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        for (tmp = 0; tmp <= DA_MAX_DEVNO; tmp++)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            if (!(tmp_bitmap & (1LL << tmp)))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        /* Future: support more than 64 hotplug devices per type? */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (tmp > DA_MAX_DEVNO)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        /*
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * Let the caller choose the name unless BOTH the name and
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * device type one of: cdrom, floppy, audio, rmdisk, or tape.
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         * (or sr, fd for unlabeled)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel         */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        len = strlen(defname);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        if (stdtype &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (strncmp(dargs->devinfo->devname, defname, len) == 0)) {
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            (void) snprintf(new_devname, DA_MAXNAME + 1, "%s%u",
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                defname, tmp);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            /* if need to free and safe to free */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            if (dargs->devinfo->devname != NULL &&
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                (dargs->optflag & DA_EVENT) != 0)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel                free(dargs->devinfo->devname);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            dargs->devinfo->devname = strdup(new_devname);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Now adjust devalloc list to match devmaps
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Note we now have the correct devname for da_match to use.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    setdaent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    while ((devallocp = getdaent()) != NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        rc = da_match(devallocp, dargs);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (rc == 1) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            if (dargs->optflag & DA_ADD) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                /* logging is on if DA_EVENT is set */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                if (dargs->optflag & DA_EVENT) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    (void) snprintf(errmsg, sizeof (errmsg),
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        "%s and %s out of sync,"
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        "%s only in %s.",
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        DEVALLOC, DEVMAP,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                        devallocp->da_devname, DEVALLOC);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                    syslog(LOG_ERR, "%s", errmsg);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                freedaent(devallocp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                enddaent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            } else if (dargs->optflag & DA_REMOVE) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                /* make list w/o this entry */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                freedaent(devallocp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                continue;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        tmp_str = _da2strentry(dargs, devallocp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (tmp_str == NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            freedaent(devallocp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            enddaent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            return (2);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        /* retaining devalloc entry: tmp_str->se_str */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        tmp_str->se_next = NULL;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (*head_devallocp == NULL) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            *head_devallocp = tail_str = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        } else {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            tail_str->se_next = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            tail_str = tmp_str;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        freedaent(devallocp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    enddaent();
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /* the caller needs to know if a remove needs to rewrite files */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (dargs->optflag & DA_REMOVE)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (1);  /* 0 and 2 cases returned earlier */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    return (0);  /* Successful DA_ADD */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel}
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _build_lists -
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  Cycles through all the entries, stores them in memory. removes entries
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  with the given search_key (device name or type).
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 if given entry not found, 1 if given entry removed, 2 on
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_build_lists(da_args *dargs, strentry_t **head_devallocp,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t **head_devmapp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     rc = 0;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    int     found = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devalloc_t  *devallocp;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devmap_t    *devmapp;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *tail_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_MAPS_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto dmap_only;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* build device_allocate */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    setdaent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while ((devallocp = getdaent()) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = da_match(devallocp, dargs);
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        /* if in _build_lists and DA_ADD is set, so is DA_FORCE */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rc == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            tmp_str = _da2strentry(dargs, devallocp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (tmp_str == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                freedaent(devallocp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                enddaent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (2);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* retaining devalloc entry: tmp_str->se_str */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            tmp_str->se_next = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (*head_devallocp == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                *head_devallocp = tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str->se_next = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        } else if (rc == 1)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel            found = 1;
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        freedaent(devallocp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    enddaent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkdmap_only:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ALLOC_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* build device_maps */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    rc = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    setdmapent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while ((devmapp = getdmapent()) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = dm_match(devmapp, dargs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rc == 0) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            tmp_str = _dmap2strentry(devmapp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (tmp_str == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                freedmapent(devmapp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                enddmapent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (2);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /* retaining devmap entry: tmp_str->se_str */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            tmp_str->se_next = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (*head_devmapp == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                *head_devmapp = tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str->se_next = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                tail_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        freedmapent(devmapp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    enddmapent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    /* later code cleanup may cause the use of "found" in other cases */
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel    if (dargs->optflag & DA_REMOVE)
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel        return (found);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _write_defattrs
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes current entries to devalloc_defaults.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic void
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_write_defattrs(FILE *fp, strentry_t *head_defent)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t *tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    for (tmp_str = head_defent; tmp_str != NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tmp_str = tmp_str->se_next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs(tmp_str->se_str, fp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs("\n", fp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _write_device_allocate -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes current entries in the list to device_allocate.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  frees the strings
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic void
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_write_device_allocate(char *odevalloc, FILE *dafp, strentry_t *head_devallocp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     is_on = -1;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    strentry_t  *tmp_str, *old_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat dastat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fseek(dafp, (off_t)0, SEEK_SET);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * if the devalloc on/off string existed before,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * put it back before anything else.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * we need to check for the string only if the file
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * exists.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (stat(odevalloc, &dastat) == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        is_on = da_is_on();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (is_on == 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fputs(DA_OFF_STR, dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (is_on == 1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fputs(DA_ON_STR, dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    tmp_str = head_devallocp;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (tmp_str) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs(tmp_str->se_str, dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs("\n", dafp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        old_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tmp_str = tmp_str->se_next;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        free(old_str);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _write_device_maps -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes current entries in the list to device_maps.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  and frees the strings
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic void
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_write_device_maps(FILE *dmfp, strentry_t *head_devmapp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    strentry_t  *tmp_str, *old_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fseek(dmfp, (off_t)0, SEEK_SET);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    tmp_str = head_devmapp;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (tmp_str) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs(tmp_str->se_str, dmfp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fputs("\n", dmfp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        old_str = tmp_str;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tmp_str = tmp_str->se_next;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        free(old_str);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _write_new_defattrs
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes the new entry to devalloc_defaults.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_write_new_defattrs(FILE *fp, da_args *dargs)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     count;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *tok = NULL, *tokp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *lasts;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo_t   *devinfo = dargs->devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fseek(fp, (off_t)0, SEEK_END) == (off_t)-1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (!devinfo->devopts)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s", (devinfo->devtype ? devinfo->devtype : ""),
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        KV_TOKEN_DELIMIT);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if ((tokp = (char *)malloc(strlen(devinfo->devopts) +1)) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) strcpy(tokp, devinfo->devopts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((tok = strtok_r(tokp, KV_DELIMITER, &lasts)) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fprintf(fp, "%s", tok);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            count = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        while ((tok = strtok_r(NULL, KV_DELIMITER, &lasts)) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (count)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) fprintf(fp, "%s", KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fprintf(fp, "%s", tok);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            count++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(fp, "%s", devinfo->devopts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _write_new_entry -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes the new devalloc_t to device_allocate or the new devmap_t to
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  device_maps.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_write_new_entry(FILE *fp, da_args *dargs, int flag)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     count;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *tok = NULL, *tokp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *lasts;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo_t   *devinfo = dargs->devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_MAPS_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto dmap_only;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fseek(fp, (off_t)0, SEEK_END) == (off_t)-1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s\\\n\t",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devname ? devinfo->devname : ""), KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s\\\n\t",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devtype ? devinfo->devtype : ""), KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (devinfo->devopts == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(fp, "%s%s\\\n\t", DA_RESERVED,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if ((tokp = (char *)malloc(strlen(devinfo->devopts) + 1))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) strcpy(tokp, devinfo->devopts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((tok = strtok_r(tokp, KV_TOKEN_DELIMIT, &lasts)) !=
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) fprintf(fp, "%s", tok);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                count = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            while ((tok = strtok_r(NULL, KV_TOKEN_DELIMIT,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                &lasts)) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                if (count)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    (void) fprintf(fp, "%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                        KV_TOKEN_DELIMIT "\\\n\t");
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) fprintf(fp, "%s", tok);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                count++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (count)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) fprintf(fp, "%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    KV_DELIMITER "\\\n\t");
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fprintf(fp, "%s%s", devinfo->devopts,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                KV_DELIMITER "\\\n\t");
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s\\\n\t", DA_RESERVED, KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s\\\n\t",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devauths ? devinfo->devauths : DA_ANYUSER),
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        KV_DELIMITER);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devexec ? devinfo->devexec : KV_DELIMITER));
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkdmap_only:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_ALLOC_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fseek(fp, (off_t)0, SEEK_END) == (off_t)-1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "%s%s\\\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devname ? devinfo->devname : ""), KV_TOKEN_DELIMIT);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "\t%s%s\\\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devtype ? devinfo->devtype : ""), KV_TOKEN_DELIMIT);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fprintf(fp, "\t%s\n",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devlist ? devinfo->devlist : KV_TOKEN_DELIMIT));
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _da_lock_devdb -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  locks the database files; lock can be either broken explicitly by
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  closing the fd of the lock file, or it expires automatically at process
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  termination.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns fd of the lock file or -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_da_lock_devdb(char *rootdir)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     lockfd = -1;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    int     ret;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    int     count = 0;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    int     retry = 10;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    int     retry_sleep;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    uint_t      seed;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *lockfile;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        path[MAXPATHLEN];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     size = sizeof (path);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rootdir == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        lockfile = DA_DB_LOCK;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        path[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (snprintf(path, size, "%s%s", rootdir, DA_DB_LOCK) >= size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        lockfile = path;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((lockfd = open(lockfile, O_RDWR | O_CREAT, 0600)) == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /* cannot open lock file */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchown(lockfd, DA_UID, DA_GID);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (lseek(lockfd, (off_t)0, SEEK_SET) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /* cannot position lock file */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    errno = 0;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    while (retry > 0) {
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        count++;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        seed = (uint_t)gethrtime();
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        ret = lockf(lockfd, F_TLOCK, 0);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        if (ret == 0) {
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj            (void) utime(lockfile, NULL);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj            return (lockfd);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        }
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        if ((errno != EACCES) && (errno != EAGAIN)) {
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj            /* cannot set lock */
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj            (void) close(lockfd);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj            return (-1);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        }
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        retry--;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        retry_sleep = rand_r(&seed)/((RAND_MAX + 2)/3) + count;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        (void) sleep(retry_sleep);
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj        errno = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_open_devdb -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  opens one or both database files - device_allocate, device_maps - in
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  the specified mode.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  locks the database files; lock is either broken explicitly by the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  caller by closing the lock file fd, or it expires automatically at
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  process termination.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes the file pointer of opened file in the input args - dafp, dmfp.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns fd of the lock file on success, -2 if database file does not
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  exist, -1 on other errors.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_open_devdb(char *rootdir, FILE **dafp, FILE **dmfp, int flag)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int oflag = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int fda = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int fdm = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int lockfd = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char    *fname;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char    *fmode;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char    path[MAXPATHLEN];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    FILE    *devfile;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((dafp == NULL) && (dmfp == NULL))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_RDWR) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        oflag = DA_RDWR;
004388ebfdfe2ed7dfd2d153a876dfcc22d2c006casper        fmode = "r+F";
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (flag & DA_RDONLY) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        oflag = DA_RDONLY;
004388ebfdfe2ed7dfd2d153a876dfcc22d2c006casper        fmode = "rF";
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((lockfd = _da_lock_devdb(rootdir)) == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((dafp == NULL) || (flag & DA_MAPS_ONLY))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto dmap_only;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    path[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * open the device allocation file
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rootdir == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fname = DEVALLOC;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (snprintf(path, sizeof (path), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            DEVALLOC) >= sizeof (path)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fname = path;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((fda = open(fname, oflag, DA_DBMODE)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return ((errno == ENOENT) ? -2 : -1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((devfile = fdopen(fda, fmode)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fda);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    *dafp = devfile;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchmod(fda, DA_DBMODE);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((flag & DA_ALLOC_ONLY))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto out;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkdmap_only:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    path[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * open the device map file
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rootdir == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fname = DEVMAP;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (snprintf(path, sizeof (path), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            DEVMAP) >= sizeof (path)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(fda);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        fname = path;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((fdm = open(fname, oflag, DA_DBMODE)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return ((errno == ENOENT) ? -2 : -1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((devfile = fdopen(fdm, fmode)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fdm);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(fda);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (lockfd != -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    *dmfp = devfile;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchmod(fdm, DA_DBMODE);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkout:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * _record_on_off -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  adds either DA_ON_STR or DA_OFF_STR to device_allocate
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkstatic int
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk_record_on_off(da_args *dargs, FILE *tafp, FILE *dafp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     dafd;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     nsize;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     nitems = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     actionlen;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     str_found = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     len = 0, nlen = 0, plen = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *ptr = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *actionstr;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *nbuf = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        line[MAX_CANON];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat dastat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ON)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        actionstr = DA_ON_STR;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        actionstr = DA_OFF_STR;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    actionlen = strlen(actionstr);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    dafd = fileno(dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fstat(dafd, &dastat) == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* check the old device_allocate for on/off string */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    ptr = fgets(line, MAX_CANON, dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (ptr != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((strcmp(line, DA_ON_STR) == 0) ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (strcmp(line, DA_OFF_STR) == 0)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            str_found = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            nsize = dastat.st_size;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (!ptr || !str_found) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * the file never had either the on or the off string;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * make room for it.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        str_found = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nsize = dastat.st_size + actionlen + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if ((nbuf = (char *)malloc(nsize + 1)) == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    nbuf[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* put the on/off string */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) strcpy(nbuf, actionstr);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    nlen = strlen(nbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    plen = nlen;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (ptr && !str_found) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /* now put the first line that we read in fgets */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = plen + strlen(line) + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        len = snprintf(nbuf + plen, nlen - plen, "%s", line);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (len >= nsize) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(nbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen += len;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* now get the rest of the old file */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    while (fgets(line, MAX_CANON, dafp) != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = plen + strlen(line) + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        len = snprintf(nbuf + plen, nlen - plen, "%s", line);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (len >= nsize) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(nbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen += len;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    len = strlen(nbuf) + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (len < nsize)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nbuf[len] = '\n';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /* write the on/off str + the old device_allocate to the temp file */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (fwrite(nbuf, nsize, nitems, tafp) < nitems) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(nbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    free(nbuf);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_update_defattrs -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  writes default attributes to devalloc_defaults
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_update_defattrs(da_args *dargs)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     rc = 0, lockfd = 0, tmpfd = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *defpath = DEFATTRS;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *tmpdefpath = TMPATTRS;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    FILE        *tmpfp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat dstat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *head_defent = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((lockfd = _da_lock_devdb(NULL)) == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tmpfd = open(tmpdefpath, O_RDWR|O_CREAT, DA_DBMODE)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchown(tmpfd, DA_UID, DA_GID);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tmpfp = fdopen(tmpfd, "r+")) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(tmpfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(tmpdefpath);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * examine all entries, remove an old one if required, check
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * if a new one needs to be added.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (stat(defpath, &dstat) == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((rc = _build_defattrs(dargs, &head_defent)) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (rc == 1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) close(tmpfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) unlink(tmpdefpath);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * write back any existing entries.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    _write_defattrs(tmpfp, head_defent);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ADD && !(dargs->optflag & DA_NO_OVERRIDE)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /* add new entries */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = _write_new_defattrs(tmpfp, dargs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(tmpfp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(tmpfp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rename(tmpdefpath, defpath) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(tmpdefpath);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_update_device -
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  Writes existing entries and the SINGLE change requested by da_args,
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  to device_allocate and device_maps.
399f067736e659e2754e97190952abea40f1d0d6Jan Parcel *  Returns 0 on success, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_update_device(da_args *dargs)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     rc;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     tafd = -1, tmfd = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     lockfd = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *rootdir = NULL;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    char        *apathp = NULL, *mpathp = NULL;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    char        *dapathp = NULL, *dmpathp = NULL;
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    char        apath[MAXPATHLEN], mpath[MAXPATHLEN];
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj    char        dapath[MAXPATHLEN], dmpath[MAXPATHLEN];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    FILE        *tafp = NULL, *tmfp = NULL, *dafp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat dastat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo_t   *devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *head_devmapp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    strentry_t  *head_devallocp = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    rootdir = dargs->rootdir;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo = dargs->devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * adding/removing entries should be done in both
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * device_allocate and device_maps. updates can be
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * done in both or either of the files.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ADD || dargs->optflag & DA_REMOVE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (dargs->optflag & DA_ALLOC_ONLY ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dargs->optflag & DA_MAPS_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * name, type and list are required fields for adding a new
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * device.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((dargs->optflag & DA_ADD) &&
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        ((devinfo->devname == NULL) ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devtype == NULL) ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (devinfo->devlist == NULL))) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (rootdir != NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (snprintf(apath, sizeof (apath), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            TMPALLOC) >= sizeof (apath))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        apathp = apath;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (snprintf(dapath, sizeof (dapath), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            DEVALLOC) >= sizeof (dapath))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dapathp = dapath;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (!(dargs->optflag & DA_ALLOC_ONLY)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (snprintf(mpath, sizeof (mpath), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                TMPMAP) >= sizeof (mpath))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            mpathp = mpath;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (snprintf(dmpath, sizeof (dmpath), "%s%s", rootdir,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                DEVMAP) >= sizeof (dmpath))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dmpathp = dmpath;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        apathp = TMPALLOC;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dapathp = DEVALLOC;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        mpathp = TMPMAP;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dmpathp = DEVMAP;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_MAPS_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto dmap_only;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * Check if we are here just to record on/off status of
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * device_allocation.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ON || dargs->optflag & DA_OFF)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        lockfd = da_open_devdb(dargs->rootdir, &dafp, NULL,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            DA_RDONLY|DA_ALLOC_ONLY);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        lockfd = _da_lock_devdb(rootdir);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (lockfd == -1)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tafd = open(apathp, O_RDWR|O_CREAT, DA_DBMODE)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchown(tafd, DA_UID, DA_GID);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tafp = fdopen(tafd, "r+")) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(tafd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(apathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * We don't need to parse the file if we are here just to record
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     * on/off status of device_allocation.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ON || dargs->optflag & DA_OFF) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (_record_on_off(dargs, tafp, dafp) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(tafd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) unlink(apathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fclose(dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(dafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto out;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * If reacting to a hotplug, read the file entries,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * figure out what dname (tname + a new number) goes to the
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * device being added/removed, and create a good head_devallocp and
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * head_devmapp with everything good still in it (_rebuild_lists)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Else examine all the entries, remove an old one if it is
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * a duplicate with a device being added, returning the
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * remaining list (_build_lists.)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * We need to do this only if the file exists already.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Once we have built these lists, we need to free the strings
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * in the head_* arrays before returning.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (stat(dapathp, &dastat) == 0) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        /* for device allocation, the /etc files are the "master" */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if ((dargs->optflag & (DA_ADD| DA_EVENT)) &&
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            (!(dargs->optflag & DA_FORCE)))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            rc = _rebuild_lists(dargs, &head_devallocp,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                &head_devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        else
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            rc = _build_lists(dargs, &head_devallocp,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel                &head_devmapp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (rc != 0 && rc != 1) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            (void) close(tafd);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            (void) unlink(apathp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            (void) close(lockfd);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    } else
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        rc = 0;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if ((dargs->optflag & DA_REMOVE) && (rc == 0)) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        (void) close(tafd);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        (void) unlink(apathp);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        (void) close(lockfd);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * TODO: clean up the workings of DA_UPDATE.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Due to da_match looking at fields that are missing
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * in dargs for DA_UPDATE, the da_match call returns no match,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * but due to the way _da2str combines the devalloc_t info with
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * the *dargs info, the DA_ADD_ZONE and DA_REMOVE_ZONE work.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * This would not scale if any type of update was ever needed
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * from the daemon.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Write out devallocp along with the devalloc on/off string.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    _write_device_allocate(dapathp, tafp, head_devallocp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ALLOC_ONLY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        goto out;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkdmap_only:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tmfd = open(mpathp, O_RDWR|O_CREAT, DA_DBMODE)) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(tafd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(apathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) fchown(tmfd, DA_UID, DA_GID);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((tmfp = fdopen(tmfd, "r+")) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(tafd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(apathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(tmfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) unlink(mpathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Write back any non-removed pre-existing entries.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (head_devmapp != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        _write_device_maps(tmfp, head_devmapp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkout:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     * Add any new entries here.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel     */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dargs->optflag & DA_ADD && !(dargs->optflag & DA_NO_OVERRIDE)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /* add any new entries */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        rc = _write_new_entry(tafp, dargs, DA_ALLOC_ONLY);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(tafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rc == 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            rc = _write_new_entry(tmfp, dargs, DA_MAPS_ONLY);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fclose(tmfp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (tafp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fclose(tafp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (tmfp)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) fclose(tmfp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    rc = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (!(dargs->optflag & DA_MAPS_ONLY)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rename(apathp, dapathp) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            rc = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) unlink(apathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (!(dargs->optflag & DA_ALLOC_ONLY)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (rename(mpathp, dmpathp) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            rc = -1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) unlink(mpathp);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    (void) close(lockfd);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (rc);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_add_list -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  adds new /dev link name to the linked list of devices.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 0 if link added successfully, -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_add_list(devlist_t *dlist, char *link, int new_instance, int flag)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     instance;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     nlen, plen;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     new_entry = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *dtype, *dexec, *tname, *kval;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *minstr = NULL, *maxstr = NULL;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    char        dname[DA_MAXNAME + 1];
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    kva_t       *kva;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    deventry_t  *dentry = NULL, *nentry = NULL, *pentry = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    da_defs_t   *da_defs;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (dlist == NULL || link == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    dname[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_AUDIO) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->audio;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tname = DA_AUDIO_NAME;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dtype = DA_AUDIO_TYPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dexec = DA_DEFAULT_AUDIO_CLEAN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (flag & DA_CD) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->cd;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tname = DA_CD_NAME;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dtype = DA_CD_TYPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dexec = DA_DEFAULT_DISK_CLEAN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (flag & DA_FLOPPY) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->floppy;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tname = DA_FLOPPY_NAME;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dtype = DA_FLOPPY_TYPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dexec = DA_DEFAULT_DISK_CLEAN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (flag & DA_TAPE) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->tape;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tname = DA_TAPE_NAME;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dtype = DA_TAPE_TYPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dexec = DA_DEFAULT_TAPE_CLEAN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else if (flag & DA_RMDISK) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->rmdisk;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        tname = DA_RMDISK_NAME;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dtype = DA_RMDISK_TYPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dexec = DA_DEFAULT_DISK_CLEAN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    for (nentry = dentry; nentry != NULL; nentry = nentry->next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        pentry = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) sscanf(nentry->devinfo.devname, "%*[a-z]%d", &instance);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (nentry->devinfo.instance == new_instance)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * Add the new link name to the list of links
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * that the device 'dname' has.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (nentry == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * Either this is the first entry ever, or no matching entry
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * was found. Create a new one and add to the list.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (dentry == NULL)     /* first entry ever */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            instance = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else                /* no matching entry */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            instance++;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) snprintf(dname, sizeof (dname), "%s%d", tname, instance);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if ((nentry = (deventry_t *)malloc(sizeof (deventry_t))) ==
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (pentry != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            pentry->next = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        new_entry = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devname = strdup(dname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devtype = dtype;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devauths = DEFAULT_DEV_ALLOC_AUTH;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devexec = dexec;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.instance = new_instance;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * Look for default label range, authorizations and cleaning
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * program in devalloc_defaults. If label range is not
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * specified in devalloc_defaults, assume it to be admin_low
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * to admin_high.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        minstr = DA_DEFAULT_MIN;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        maxstr = DA_DEFAULT_MAX;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        setdadefent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (da_defs = getdadeftype(nentry->devinfo.devtype)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            kva = da_defs->devopts;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((kval = kva_match(kva, DAOPT_MINLABEL)) != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                minstr = strdup(kval);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((kval = kva_match(kva, DAOPT_MAXLABEL)) != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                maxstr = strdup(kval);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((kval = kva_match(kva, DAOPT_AUTHS)) != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                nentry->devinfo.devauths = strdup(kval);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((kval = kva_match(kva, DAOPT_CSCRIPT)) != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                nentry->devinfo.devexec = strdup(kval);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            freedadefent(da_defs);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        enddadefent();
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        kval = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = strlen(DAOPT_MINLABEL) + strlen(KV_ASSIGN) +
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            strlen(minstr) + strlen(KV_TOKEN_DELIMIT) +
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            strlen(DAOPT_MAXLABEL) + strlen(KV_ASSIGN) + strlen(maxstr)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            + 1;            /* +1 for terminator */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (kval = (char *)malloc(nlen))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            (void) snprintf(kval, nlen, "%s%s%s%s%s%s%s",
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                DAOPT_MINLABEL, KV_ASSIGN, minstr, KV_TOKEN_DELIMIT,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                DAOPT_MAXLABEL, KV_ASSIGN, maxstr);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devopts = kval;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->devinfo.devlist = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nentry->next = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    nlen = strlen(link) + 1;        /* +1 terminator */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (nentry->devinfo.devlist) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen = strlen(nentry->devinfo.devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = nlen + plen + 1; /* +1 for blank to separate entries */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((nentry->devinfo.devlist =
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (char *)realloc(nentry->devinfo.devlist, nlen)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (new_entry) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(nentry->devinfo.devname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(nentry);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (pentry != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                pentry->next = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (plen == 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) snprintf(nentry->devinfo.devlist, nlen, "%s", link);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) snprintf(nentry->devinfo.devlist + plen, nlen - plen,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            " %s", link);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (pentry == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         * This is the first entry of this device type.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk         */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (flag & DA_AUDIO)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->audio = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_CD)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->cd = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_FLOPPY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->floppy = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_TAPE)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->tape = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_RMDISK)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->rmdisk = nentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_remove_list -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  removes a /dev link name from the linked list of devices.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns type of device if link for that device removed
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  successfully, else returns -1 on error.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  if all links for a device are removed, stores that device
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  name in devname.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_remove_list(devlist_t *dlist, char *link, int type, char *devname, int size)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     flag;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     remove_dev = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    int     nlen, plen, slen;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    char        *lasts, *lname, *oldlist;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    struct stat rmstat;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    deventry_t  *dentry, *current, *prev;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (type != NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = type;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (link == NULL)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (strstr(link, DA_AUDIO_NAME) || strstr(link, DA_SOUND_NAME))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = DA_AUDIO;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (strstr(link, "dsk") || strstr(link, "rdsk") ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        strstr(link, "sr") || strstr(link, "rsr"))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = DA_CD;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (strstr(link, "fd") || strstr(link, "rfd") ||
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        strstr(link, "diskette") || strstr(link, "rdiskette"))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = DA_FLOPPY;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (strstr(link, DA_TAPE_NAME))
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = DA_TAPE;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        flag = DA_RMDISK;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    switch (type) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    case DA_AUDIO:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->audio;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    case DA_CD:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->cd;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    case DA_FLOPPY:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->floppy;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    case DA_TAPE:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->tape;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    case DA_RMDISK:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = dlist->rmdisk;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    default:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((type != NULL) && (link == NULL)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        for (current = dentry, prev = dentry; current != NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            current = current->next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            oldlist = strdup(current->devinfo.devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            for (lname = strtok_r(oldlist, " ", &lasts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                lname != NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                lname = strtok_r(NULL, " ", &lasts)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                if (stat(lname, &rmstat) != 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    remove_dev = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    goto remove_dev;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            prev = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    for (current = dentry, prev = dentry; current != NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        current = current->next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        plen = strlen(current->devinfo.devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        nlen = strlen(link);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (plen == nlen) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if (strcmp(current->devinfo.devlist, link) == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                /* last name in the list */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                remove_dev = 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (strstr(current->devinfo.devlist, link)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            nlen = plen - nlen + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            oldlist = strdup(current->devinfo.devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            if ((current->devinfo.devlist =
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                (char *)realloc(current->devinfo.devlist,
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                nlen)) == NULL) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                free(oldlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                return (-1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            current->devinfo.devlist[0] = '\0';
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            nlen = plen = slen = 0;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            for (lname = strtok_r(oldlist, " ", &lasts);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                lname != NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                lname = strtok_r(NULL, " ", &lasts)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                if (strcmp(lname, link) == 0)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    continue;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                nlen = strlen(lname) + plen + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                if (plen == 0) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    slen =
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                        snprintf(current->devinfo.devlist,
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj                        nlen, "%s", lname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                    slen =
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                        snprintf(current->devinfo.devlist +
10ddde3aee60d88fa580028fcf7642a87e80a2c6aj                        plen, nlen - plen, " %s", lname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk                plen = plen + slen + 1;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            free(oldlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            break;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        prev = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkremove_dev:
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (remove_dev == 1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) strlcpy(devname, current->devinfo.devname, size);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(current->devinfo.devname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(current->devinfo.devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        current->devinfo.devname = current->devinfo.devlist = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        prev->next = current->next;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        free(current);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        current = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if ((remove_dev == 1) && (prev->devinfo.devname == NULL)) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (prev->next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * what we removed above was the first entry
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * in the list. make the next entry to be the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * first.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            current = prev->next;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        } else {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            /*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * the matching entry was the only entry in the list
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             * for this type.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk             */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            current = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        if (flag & DA_AUDIO)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->audio = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_CD)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->cd = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_FLOPPY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->floppy = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_TAPE)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->tape = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        else if (flag & DA_RMDISK)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk            dlist->rmdisk = current;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (flag);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel/*
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel * da_rm_list_entry -
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  The adding of devnames to a devlist and the removal of a
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  device are not symmetrical -- hot_cleanup gives a /devices
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  name which is used to remove the dentry whose links all point to
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  that /devices entry.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  The link argument is present if available to make debugging
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  easier.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  da_rm_list_entry removes an entry from the linked list of devices.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  Returns 1 if the devname was removed successfully,
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel *  0 if not found, -1 for error.
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel/*ARGSUSED*/
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelint
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcelda_rm_list_entry(devlist_t *dlist, char *link, int type, char *devname)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel{
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    int     retval = 0;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    deventry_t  **dentry, *current, *prev;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    switch (type) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    case DA_AUDIO:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        dentry = &(dlist->audio);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    case DA_CD:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        dentry = &(dlist->cd);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    case DA_FLOPPY:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        dentry = &(dlist->floppy);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    case DA_TAPE:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        dentry = &(dlist->tape);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    case DA_RMDISK:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        dentry = &(dlist->rmdisk);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    default:
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (-1);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    /* Presumably in daemon mode, no need to remove entry, list is empty */
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (*dentry == (deventry_t *)NULL)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (0);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    prev = NULL;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    for (current = *dentry; current != NULL;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        prev = current, current = current->next) {
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        if (strcmp(devname, current->devinfo.devname))
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel            continue;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        retval = 1;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        break;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    }
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (retval == 0)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        return (0);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    free(current->devinfo.devname);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (current->devinfo.devlist != NULL)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        free(current->devinfo.devlist);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (current->devinfo.devopts != NULL)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        free(current->devinfo.devopts);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    if (prev == NULL)
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        *dentry = current->next;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    else
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel        prev->next = current->next;
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    free(current);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel    return (retval);
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel}
7e3e5701c73b753fb9dd17a0cbe0568b4cdda39eJan Parcel
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_is_on -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  checks if device allocation feature is turned on.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  returns 1 if on, 0 if off, -1 if status string not
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  found in device_allocate.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_is_on()
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    return (getdaon());
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * da_print_device -
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *  debug routine to print device entries.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkvoid
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkda_print_device(int flag, devlist_t *devlist)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    deventry_t  *entry, *dentry;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    devinfo_t   *devinfo;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    if (flag & DA_AUDIO)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = devlist->audio;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (flag & DA_CD)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = devlist->cd;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (flag & DA_FLOPPY)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = devlist->floppy;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (flag & DA_TAPE)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = devlist->tape;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else if (flag & DA_RMDISK)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        dentry = devlist->rmdisk;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    else
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        return;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    for (entry = dentry; entry != NULL; entry = entry->next) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        devinfo = &(entry->devinfo);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(stdout, "name: %s\n", devinfo->devname);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(stdout, "type: %s\n", devinfo->devtype);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(stdout, "auth: %s\n", devinfo->devauths);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(stdout, "exec: %s\n", devinfo->devexec);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk        (void) fprintf(stdout, "list: %s\n\n", devinfo->devlist);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk    }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}