diff options
Diffstat (limited to 'contrib/amd/conf/mtab/mtab_bsd.c')
-rw-r--r-- | contrib/amd/conf/mtab/mtab_bsd.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/contrib/amd/conf/mtab/mtab_bsd.c b/contrib/amd/conf/mtab/mtab_bsd.c new file mode 100644 index 0000000..100d7d5 --- /dev/null +++ b/contrib/amd/conf/mtab/mtab_bsd.c @@ -0,0 +1,145 @@ +/* + * Copyright (c) 1997-1998 Erez Zadok + * Copyright (c) 1990 Jan-Simon Pendry + * Copyright (c) 1990 Imperial College of Science, Technology & Medicine + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry at Imperial College, London. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * %W% (Berkeley) %G% + * + * $Id: mtab_bsd.c,v 5.2.2.2 1992/11/12 23:29:14 jsp Exp $ + * + */ + +/* + * BSD 4.4 systems don't write their mount tables on a file. Instead, they + * use a (better) system where the kernel keeps this state, and you access + * the mount tables via a known interface. + */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif /* HAVE_CONFIG_H */ +#include <am_defs.h> +#include <amu.h> + + +static mntent_t * +mnt_dup(struct statfs *mp) +{ + mntent_t *new_mp = ALLOC(mntent_t); + char *ty; + + new_mp->mnt_fsname = strdup(mp->f_mntfromname); + new_mp->mnt_dir = strdup(mp->f_mntonname); + +#ifdef HAVE_FIELD_STRUCT_STATFS_F_FSTYPENAME + ty = mp->f_fstypename; +#else /* not HAVE_FIELD_STRUCT_STATFS_F_FSTYPENAME */ + switch (mp->f_type) { + +# if defined(MOUNT_UFS) && defined(MNTTAB_TYPE_UFS) + case MOUNT_UFS: + ty = MNTTAB_TYPE_UFS; + break; +# endif /* defined(MOUNT_UFS) && defined(MNTTAB_TYPE_UFS) */ + +# if defined(MOUNT_NFS) && defined(MNTTAB_TYPE_NFS) + case MOUNT_NFS: + ty = MNTTAB_TYPE_NFS; + break; +# endif /* defined(MOUNT_NFS) && defined(MNTTAB_TYPE_NFS) */ + +# if defined(MOUNT_MFS) && defined(MNTTAB_TYPE_MFS) + case MOUNT_MFS: + ty = MNTTAB_TYPE_MFS; + break; +# endif /* defined(MOUNT_MFS) && defined(MNTTAB_TYPE_MFS) */ + + default: + ty = "unknown"; + + break; + } +#endif /* not HAVE_FIELD_STRUCT_STATFS_F_FSTYPENAME */ + + new_mp->mnt_type = strdup(ty); + new_mp->mnt_opts = strdup("unset"); + new_mp->mnt_freq = 0; + new_mp->mnt_passno = 0; + + return new_mp; +} + + +/* + * Read a mount table into memory + */ +mntlist * +read_mtab(char *fs, const char *mnttabname) +{ + mntlist **mpp, *mhp; + struct statfs *mntbufp, *mntp; + + int nloc = getmntinfo(&mntbufp, MNT_NOWAIT); + + if (nloc == 0) { + plog(XLOG_ERROR, "Can't read mount table"); + return 0; + } + mpp = &mhp; + for (mntp = mntbufp; mntp < mntbufp + nloc; mntp++) { + /* + * Allocate a new slot + */ + *mpp = ALLOC(struct mntlist); + + /* + * Copy the data returned by getmntent + */ + (*mpp)->mnt = mnt_dup(mntp); + + /* + * Move to next pointer + */ + mpp = &(*mpp)->mnext; + } + + /* + * Terminate the list + */ + *mpp = 0; + + return mhp; +} |