/*
* parse for option path overrides
*/
static boolean_t
hasoptionalpath(char *options, char *opt, char *buf, size_t buflen)
{
char tmpopts[MNT_LINE_MAX];
char *f, *opts = tmpopts;
if (options == NULL || options[0] == '\0')
return (B_FALSE);
(void) strcpy(opts, options);
f = mntopt(&opts);
for (; *f; f = mntopt(&opts)) {
if (strncmp(opt, f, strlen(opt)) == 0) {
f += strlen(opt);
/* strip any quoting */
if (*f == '\"') {
++f;
f[strlen(f) - 1] = '\0';
}
(void) strlcpy(buf, f, buflen);
return (B_TRUE);
}
}
return (B_FALSE);
}
char *
hasmntopt(struct mnttab *mnt, char *opt)
{
char tmpopts[MNT_LINE_MAX];
char *f, *opts = tmpopts;
if (mnt->mnt_mntopts == NULL)
return (NULL);
(void) strcpy(opts, mnt->mnt_mntopts);
f = mntopt(&opts);
for (; *f; f = mntopt(&opts)) {
if (strncmp(opt, f, strlen(opt)) == 0)
return (f - tmpopts + mnt->mnt_mntopts);
}
return (NULL);
}
char *
hasmntopt(struct mntent *mnt, char *opt)
{
char *f, *opts;
static char *tmpopts;
if (tmpopts == 0) {
tmpopts = (char *)calloc(256, sizeof (char));
if (tmpopts == 0)
return (0);
}
strcpy(tmpopts, mnt->mnt_opts);
opts = tmpopts;
f = mntopt(&opts);
for (; *f; f = mntopt(&opts)) {
if (strncmp(opt, f, strlen(opt)) == 0)
return (f - tmpopts + mnt->mnt_opts);
}
return (NULL);
}
char*
hasmntopt(struct mnttab *mnt, char *opt)
{
char tmpopts[MNT_LINE_MAX];
char *f, *opts = tmpopts;
size_t len;
if (mnt->mnt_mntopts == NULL)
return (NULL);
(void) strcpy(opts, mnt->mnt_mntopts);
len = strlen(opt);
f = mntopt(&opts);
for (; *f; f = mntopt(&opts)) {
/*
* Match only complete substrings. For options
* which use a delimiter (such as 'retry=3'),
* treat the delimiter as the end of the substring.
*/
if (strncmp(opt, f, len) == 0 &&
(f[len] == '\0' || !isalnum(f[len])))
return (f - tmpopts + mnt->mnt_mntopts);
}
return (NULL);
}
char * __hasmntopt_sun (struct mnttab *mt, char *opt)
{
/* We make a copy of mnt_mntopts since we modify it. */
char buf[MNT_LINE_MAX + 1];
strncpy (buf, mt->mnt_mntopts, sizeof (buf))[MNT_LINE_MAX] = '\0';
char *opts = buf;
char *optp;
size_t len = strlen (opt);
while (*(optp = mntopt (&opts)))
{
/* Check if opt matched, taking into account delimiters (e.g. '='). */
if (strncmp (optp, opt, len) == 0 && !isalnum (optp[len]))
return mt->mnt_mntopts + (optp - buf);
}
return NULL;
}
