/*
* This is essentially so that we don't reset known good lookup tables when a
* YP server goes down.
*/
static int
plt_reset(void)
{
int i;
clock_valid = 0; /* invalidate logging clock */
hlfsd_setpwent();
if (hlfsd_getpwent() == (struct passwd *) NULL) {
hlfsd_endpwent();
return -1; /* did not reset table */
}
hlfsd_endpwent();
lastchild = (uid2home_t *) NULL;
if (max_pwtab_num > 0) /* was used already. cleanup old table */
for (i = 0; i < cur_pwtab_num; ++i) {
if (pwtab[i].home) {
XFREE(pwtab[i].home);
pwtab[i].home = (char *) NULL;
}
pwtab[i].uid = INVALIDID; /* not a valid uid (yet...) */
pwtab[i].child = (pid_t) 0;
pwtab[i].uname = (char *) NULL; /* only a ptr to untab[i].username */
if (untab[i].username) {
XFREE(untab[i].username);
untab[i].username = (char *) NULL;
}
untab[i].uid = INVALIDID; /* invalid uid */
untab[i].home = (char *) NULL; /* only a ptr to pwtab[i].home */
}
cur_pwtab_num = 0; /* zero current size */
if (root_home)
XFREE(root_home);
return 0; /* resetting ok */
}
/*
* read and hash the passwd file or NIS map
*/
void
plt_init(void)
{
struct passwd *pent_p;
if (plt_reset() < 0) /* could not reset table. skip. */
return;
plog(XLOG_INFO, "reading password map");
hlfsd_setpwent(); /* prepare to read passwd entries */
while ((pent_p = hlfsd_getpwent()) != (struct passwd *) NULL) {
table_add(pent_p->pw_uid, pent_p->pw_dir, pent_p->pw_name);
if (STREQ("root", pent_p->pw_name)) {
int len;
if (root_home)
XFREE(root_home);
root_home = strdup(pent_p->pw_dir);
len = strlen(root_home);
/* remove any trailing '/' chars from root's home (even if just one) */
while (len > 0 && root_home[len - 1] == '/') {
len--;
root_home[len] = '\0';
}
}
}
hlfsd_endpwent();
qsort((char *) pwtab, cur_pwtab_num, sizeof(uid2home_t),
plt_compare_fxn);
qsort((char *) untab, cur_pwtab_num, sizeof(username2uid_t),
unt_compare_fxn);
if (!root_home)
root_home = strdup("");
plog(XLOG_INFO, "password map read and sorted");
}
/*
* read and hash the passwd file or NIS map
*/
void
plt_init(void)
{
struct passwd *pent_p;
if (plt_reset() < 0) /* could not reset table. skip. */
return;
plog(XLOG_INFO, "reading password map");
hlfsd_setpwent(); /* prepare to read passwd entries */
while ((pent_p = hlfsd_getpwent()) != (struct passwd *) NULL) {
table_add(pent_p->pw_uid, pent_p->pw_dir, pent_p->pw_name);
}
hlfsd_endpwent();
qsort((char *) pwtab, cur_pwtab_num, sizeof(uid2home_t),
plt_compare_fxn);
qsort((char *) untab, cur_pwtab_num, sizeof(username2uid_t),
unt_compare_fxn);
plog(XLOG_INFO, "password map read and sorted");
}
