freewtp/lib/element_80211_updatestationqos.c
2016-08-23 08:55:15 +02:00

93 lines
3.2 KiB
C

#include "capwap.h"
#include "element.h"
/********************************************************************
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Radio ID | MAC Address |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| MAC Address | QoS Sub-Element... |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
0 1
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Reserved|8021p|RSV| DSCP Tag |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type: 1043 for IEEE 802.11 Update Station QoS
Length: 14
********************************************************************/
/* */
static void capwap_80211_updatestationqos_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
int i;
struct capwap_80211_updatestationqos_element* element = (struct capwap_80211_updatestationqos_element*)data;
ASSERT(data != NULL);
func->write_u8(handle, element->radioid);
func->write_block(handle, element->address, MACADDRESS_EUI48_LENGTH);
for (i = 0; i < CAPWAP_UPDATE_STATION_QOS_SUBELEMENTS; i++) {
func->write_u8(handle, element->qos[i].priority8021p & CAPWAP_UPDATE_STATION_QOS_PRIORIY_MASK);
func->write_u8(handle, element->qos[i].dscp & CAPWAP_UPDATE_STATION_QOS_DSCP_MASK);
}
}
/* */
static void* capwap_80211_updatestationqos_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
int i;
struct capwap_80211_updatestationqos_element* data;
ASSERT(handle != NULL);
ASSERT(func != NULL);
if (func->read_ready(handle) != 14) {
log_printf(LOG_DEBUG, "Invalid IEEE 802.11 Update Station QoS element");
return NULL;
}
/* */
data = (struct capwap_80211_updatestationqos_element*)capwap_alloc(sizeof(struct capwap_80211_updatestationqos_element));
memset(data, 0, sizeof(struct capwap_80211_updatestationqos_element));
/* Retrieve data */
func->read_u8(handle, &data->radioid);
func->read_block(handle, data->address, MACADDRESS_EUI48_LENGTH);
for (i = 0; i < CAPWAP_UPDATE_STATION_QOS_SUBELEMENTS; i++) {
func->read_u8(handle, &data->qos[i].priority8021p);
data->qos[i].priority8021p &= CAPWAP_UPDATE_STATION_QOS_PRIORIY_MASK;
func->read_u8(handle, &data->qos[i].dscp);
data->qos[i].dscp &= CAPWAP_UPDATE_STATION_QOS_DSCP_MASK;
}
return data;
}
/* */
static void* capwap_80211_updatestationqos_element_clone(void* data) {
ASSERT(data != NULL);
return capwap_clone(data, sizeof(struct capwap_80211_updatestationqos_element));
}
/* */
static void capwap_80211_updatestationqos_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}
/* */
const struct capwap_message_elements_ops capwap_element_80211_updatestationqos_ops = {
.category = CAPWAP_MESSAGE_ELEMENT_SINGLE,
.create = capwap_80211_updatestationqos_element_create,
.parse = capwap_80211_updatestationqos_element_parsing,
.clone = capwap_80211_updatestationqos_element_clone,
.free = capwap_80211_updatestationqos_element_free
};