static enum nss_status internal_nisplus_getspent_r (struct spwd *sp, char *buffer, size_t buflen, int *errnop) { int parse_res; /* Get the next entry until we found a correct one. */ do { nis_result *saved_res; if (result == NULL) { saved_res = NULL; if (tablename_val == NULL) { enum nss_status status = _nss_create_tablename (errnop); if (status != NSS_STATUS_SUCCESS) return status; } result = nis_first_entry (tablename_val); if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) return niserr2nss (result->status); } else { nis_result *res; saved_res = result; res = nis_next_entry (tablename_val, &result->cookie); result = res; if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) { nis_freeresult (saved_res); return niserr2nss (result->status); } } parse_res = _nss_nisplus_parse_spent (result, sp, buffer, buflen, errnop); if (parse_res == -1) { nis_freeresult (result); result = saved_res; *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } else { if (saved_res) nis_freeresult (saved_res); } } while (!parse_res); return NSS_STATUS_SUCCESS; }
enum nss_status _nss_nisplus_gethostton_r (const char *name, struct etherent *eth, char *buffer, size_t buflen, int *errnop) { if (tablename_val == NULL) { enum nss_status status = _nss_create_tablename (errnop); if (status != NSS_STATUS_SUCCESS) return status; } if (name == NULL) { *errnop = EINVAL; return NSS_STATUS_UNAVAIL; } char buf[strlen (name) + 9 + tablename_len]; int olderr = errno; snprintf (buf, sizeof (buf), "[name=%s],%s", name, tablename_val); nis_result *result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS | USE_DGRAM, NULL, NULL); if (result == NULL) { *errnop = ENOMEM; return NSS_STATUS_TRYAGAIN; } if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS)) { enum nss_status status = niserr2nss (result->status); nis_freeresult (result); return status; } int parse_res = _nss_nisplus_parse_etherent (result, eth, buffer, buflen, errnop); /* We do not need the lookup result anymore. */ nis_freeresult (result); if (__glibc_unlikely (parse_res < 1)) { __set_errno (olderr); if (parse_res == -1) return NSS_STATUS_TRYAGAIN; return NSS_STATUS_NOTFOUND; } return NSS_STATUS_SUCCESS; }
enum nss_status _nss_nisplus_getpwuid_r (const uid_t uid, struct passwd *pw, char *buffer, size_t buflen, int *errnop) { if (tablename_val == NULL) { enum nss_status status = _nss_create_tablename (errnop); if (status != NSS_STATUS_SUCCESS) return status; } { int parse_res; nis_result *result; char buf[100 + tablename_len]; int olderr = errno; sprintf (buf, "[uid=%lu],%s", (unsigned long int) uid, tablename_val); result = nis_list(buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL); if (result == NULL) { *errnop = ENOMEM; return NSS_STATUS_TRYAGAIN; } if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) { enum nss_status status = niserr2nss (result->status); __set_errno (olderr); nis_freeresult (result); return status; } parse_res = _nss_nisplus_parse_pwent (result, pw, buffer, buflen, errnop); nis_freeresult (result); if (parse_res < 1) { if (parse_res == -1) { *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } else { __set_errno (olderr); return NSS_STATUS_NOTFOUND; } } return NSS_STATUS_SUCCESS; } }
enum nss_status _nss_nisplus_getpwnam_r (const char *name, struct passwd *pw, char *buffer, size_t buflen, int *errnop) { int parse_res; if (tablename_val == NULL) { enum nss_status status = _nss_create_tablename (errnop); if (status != NSS_STATUS_SUCCESS) return status; } if (name == NULL) { *errnop = EINVAL; return NSS_STATUS_UNAVAIL; } else { nis_result *result; char buf[strlen (name) + 24 + tablename_len]; sprintf (buf, "[name=%s],%s", name, tablename_val); result = nis_list(buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL); if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) { enum nss_status status = niserr2nss (result->status); nis_freeresult (result); return status; } parse_res = _nss_nisplus_parse_pwent (result, pw, buffer, buflen, errnop); nis_freeresult (result); if (parse_res < 1) { if (parse_res == -1) { *errnop = ERANGE; return NSS_STATUS_TRYAGAIN; } else return NSS_STATUS_NOTFOUND; } return NSS_STATUS_SUCCESS; } }
enum nss_status _nss_nisplus_setspent (int stayopen) { enum nss_status status = NSS_STATUS_SUCCESS; int err; __libc_lock_lock (lock); if (result) nis_freeresult (result); result = NULL; if (tablename_val == NULL) status = _nss_create_tablename (&err); __libc_lock_unlock (lock); return NSS_STATUS_SUCCESS; }
enum nss_status _nss_nisplus_setetherent (int stayopen) { enum nss_status status; int err; status = NSS_STATUS_SUCCESS; __libc_lock_lock (lock); if (result != NULL) { nis_freeresult (result); result = NULL; } if (_nss_create_tablename (&err) != NSS_STATUS_SUCCESS) status = NSS_STATUS_UNAVAIL; __libc_lock_unlock (lock); return status; }
enum nss_status _nss_nisplus_getntohost_r (const struct ether_addr *addr, struct etherent *eth, char *buffer, size_t buflen, int *errnop) { if (tablename_val == NULL) { __libc_lock_lock (lock); enum nss_status status = _nss_create_tablename (errnop); __libc_lock_unlock (lock); if (status != NSS_STATUS_SUCCESS) return status; } if (addr == NULL) { *errnop = EINVAL; return NSS_STATUS_UNAVAIL; } char buf[26 + tablename_len]; snprintf (buf, sizeof (buf), "[addr=%" PRIx8 ":%" PRIx8 ":%" PRIx8 ":%" PRIx8 ":%" PRIx8 ":%" PRIx8 "],%s", addr->ether_addr_octet[0], addr->ether_addr_octet[1], addr->ether_addr_octet[2], addr->ether_addr_octet[3], addr->ether_addr_octet[4], addr->ether_addr_octet[5], tablename_val); nis_result *result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS | USE_DGRAM, NULL, NULL); if (result == NULL) { *errnop = ENOMEM; return NSS_STATUS_TRYAGAIN; } if (__glibc_unlikely (niserr2nss (result->status) != NSS_STATUS_SUCCESS)) { enum nss_status status = niserr2nss (result->status); nis_freeresult (result); return status; } int parse_res = _nss_nisplus_parse_etherent (result, eth, buffer, buflen, errnop); /* We do not need the lookup result anymore. */ nis_freeresult (result); if (__glibc_unlikely (parse_res < 1)) { if (parse_res == -1) return NSS_STATUS_TRYAGAIN; return NSS_STATUS_NOTFOUND; } return NSS_STATUS_SUCCESS; }