diff options
Diffstat (limited to 'usr.sbin/amd/amd/am_ops.c')
| -rw-r--r-- | usr.sbin/amd/amd/am_ops.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/usr.sbin/amd/amd/am_ops.c b/usr.sbin/amd/amd/am_ops.c new file mode 100644 index 0000000..4360110 --- /dev/null +++ b/usr.sbin/amd/amd/am_ops.c @@ -0,0 +1,181 @@ +/* + * Copyright (c) 1989 Jan-Simon Pendry + * Copyright (c) 1989 Imperial College of Science, Technology & Medicine + * Copyright (c) 1989, 1993 + * 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. + * + * @(#)am_ops.c 8.1 (Berkeley) 6/6/93 + * + * $Id: am_ops.c,v 5.2.2.1 1992/02/09 15:08:17 jsp beta $ + * + */ + +#include "am.h" + +static am_ops *vops[] = { +#ifdef HAS_UFS + &ufs_ops, +#endif +#ifdef HAS_NFS + &nfs_ops, +#endif +#ifdef HAS_NFSX + &nfsx_ops, +#endif +#ifdef HAS_HOST + &host_ops, +#endif +#ifdef HAS_SFS + &sfs_ops, +#endif +#ifdef HAS_SFSX + &sfsx_ops, +#endif +#ifdef HAS_LOFS + &lofs_ops, +#endif +#ifdef HAS_PFS + &pfs_ops, +#endif +#ifdef HAS_UNION_FS + &union_ops, +#endif + &afs_ops, /* These four should be last ... */ + &dfs_ops, /* ... */ + &toplvl_ops, /* ... */ + &efs_ops, /* ... in the order afs; dfs; toplvl; efs */ + 0 +}; + +void ops_showfstypes P((FILE *fp)); +void ops_showfstypes(fp) +FILE *fp; +{ + struct am_ops **ap; + int l = 0; + + for (ap = vops; *ap; ap++) { + fputs((*ap)->fs_type, fp); + if (ap[1]) fputs(", ", fp); + l += strlen((*ap)->fs_type) + 2; + if (l > 60) { l = 0; fputs("\n ", fp); } + } +} + +#ifdef SUNOS4_COMPAT +#ifdef nomore +/* + * Crack a SunOS4-style host:fs:sub-link line + * Construct an amd-style line and call the + * normal amd matcher. + */ +am_ops *sunos4_match(fo, key, g_key, path, keym, map) +am_opts *fo; +char *key; +char *g_key; +char *path; +char *keym; +char *map; +{ + char *host = key; + char *fs = strchr(host, ':'); + char *sublink = fs ? strchr(fs+1, ':') : 0; + char keybuf[MAXPATHLEN]; + + sprintf(keybuf, "type:=nfs;rhost:=%s;rfs:=%s;sublink:=%s;opts:=%s", host, + fs ? fs+1 : "", + sublink ? sublink+1 : "", + g_key); + return ops_match(fo, keybuf, "", path, keym, map); +} +#endif +#endif /* SUNOS4_COMPAT */ + +am_ops *ops_match(fo, key, g_key, path, keym, map) +am_opts *fo; +char *key; +char *g_key; +char *path; +char *keym; +char *map; +{ + am_ops **vp; + am_ops *rop = 0; + + /* + * First crack the global opts and the local opts + */ + if (!eval_fs_opts(fo, key, g_key, path, keym, map)) { + rop = &efs_ops; + } else if (fo->opt_type == 0) { + plog(XLOG_USER, "No fs type specified (key = \"%s\", map = \"%s\")", keym, map); + rop = &efs_ops; + } else { + /* + * Next find the correct filesystem type + */ + for (vp = vops; rop = *vp; vp++) + if (strcmp(rop->fs_type, fo->opt_type) == 0) + break; + + if (!rop) { + plog(XLOG_USER, "fs type \"%s\" not recognised", fo->opt_type); + rop = &efs_ops; + } + } + + /* + * Make sure we have a default mount option. + * Otherwise skip past any leading '-'. + */ + if (fo->opt_opts == 0) + fo->opt_opts = "rw,defaults"; + else if (*fo->opt_opts == '-') + fo->opt_opts++; + + /* + * Check the filesystem is happy + */ + if (fo->fs_mtab) + free((voidp) fo->fs_mtab); + + if (fo->fs_mtab = (*rop->fs_match)(fo)) + return rop; + + /* + * Return error file system + */ + fo->fs_mtab = (*efs_ops.fs_match)(fo); + return &efs_ops; +} |
