const char*
lldpctl_atom_get_str(lldpctl_atom_t *atom, lldpctl_key_t key)
{
char *strresult = NULL;
const uint8_t *bufresult = NULL;
long int intresult = -1;
int n1;
size_t n2;
if (atom == NULL) return NULL;
RESET_ERROR(atom->conn);
if (atom->get_str != NULL) {
strresult = (char *)atom->get_str(atom, key);
if (strresult) return strresult;
if (lldpctl_last_error(atom->conn) != LLDPCTL_ERR_NOT_EXIST)
return NULL;
}
RESET_ERROR(atom->conn);
if (atom->get_int != NULL) {
intresult = atom->get_int(atom, key);
if (lldpctl_last_error(atom->conn) != LLDPCTL_ERR_NOT_EXIST) {
strresult = _lldpctl_alloc_in_atom(atom, 21);
if (!strresult) return NULL;
n1 = snprintf(strresult, 21, "%ld", intresult);
if (n1 > -1 && n1 < 21)
return strresult;
SET_ERROR(atom->conn, LLDPCTL_ERR_NOMEM); /* Not really true... */
return NULL;
}
}
RESET_ERROR(atom->conn);
if (atom->get_buffer != NULL) {
bufresult = atom->get_buffer(atom, key, &n2);
if (bufresult)
return _lldpctl_dump_in_atom(atom, bufresult, n2, ' ', 0);
if (lldpctl_last_error(atom->conn) != LLDPCTL_ERR_NOT_EXIST)
return NULL;
}
SET_ERROR(atom->conn, LLDPCTL_ERR_NOT_EXIST);
return NULL;
}
static const char*
_lldpctl_atom_get_str_port(lldpctl_atom_t *atom, lldpctl_key_t key)
{
struct _lldpctl_atom_port_t *p =
(struct _lldpctl_atom_port_t *)atom;
struct lldpd_port *port = p->port;
struct lldpd_hardware *hardware = p->hardware;
char *ipaddress = NULL; size_t len;
/* Local port only */
switch (key) {
case lldpctl_k_port_name:
if (hardware != NULL) return hardware->h_ifname;
break;
case lldpctl_k_port_status:
if (p->local) return map_lookup(port_status_map.map,
LLDPD_RXTX_FROM_PORT(port));
break;
default: break;
}
if (!port)
return NULL;
/* Local and remote port */
switch (key) {
case lldpctl_k_port_protocol:
return map_lookup(lldpd_protocol_map.map, port->p_protocol);
case lldpctl_k_port_id_subtype:
return map_lookup(port_id_subtype_map, port->p_id_subtype);
case lldpctl_k_port_id:
switch (port->p_id_subtype) {
case LLDP_PORTID_SUBTYPE_IFNAME:
case LLDP_PORTID_SUBTYPE_IFALIAS:
case LLDP_PORTID_SUBTYPE_LOCAL:
return port->p_id;
case LLDP_PORTID_SUBTYPE_LLADDR:
return _lldpctl_dump_in_atom(atom,
(uint8_t*)port->p_id, port->p_id_len,
':', 0);
case LLDP_PORTID_SUBTYPE_ADDR:
switch (port->p_id[0]) {
case LLDP_MGMT_ADDR_IP4: len = INET_ADDRSTRLEN + 1; break;
case LLDP_MGMT_ADDR_IP6: len = INET6_ADDRSTRLEN + 1; break;
default: len = 0;
}
if (len > 0) {
ipaddress = _lldpctl_alloc_in_atom(atom, len);
if (!ipaddress) return NULL;
if (inet_ntop((port->p_id[0] == LLDP_MGMT_ADDR_IP4)?
AF_INET:AF_INET6,
&port->p_id[1], ipaddress, len) == NULL)
break;
return ipaddress;
}
break;
}
SET_ERROR(atom->conn, LLDPCTL_ERR_NOT_EXIST);
return NULL;
case lldpctl_k_port_descr:
return port->p_descr;
#ifdef ENABLE_DOT3
case lldpctl_k_port_dot3_mautype:
return map_lookup(operational_mau_type_values,
port->p_macphy.mau_type);
#endif
default:
/* Compatibility: query the associated chassis too */
return lldpctl_atom_get_str(p->chassis, key);
}
}