95 lines
3.3 KiB
C
95 lines
3.3 KiB
C
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#include "capwap.h"
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#include "capwap_element.h"
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/********************************************************************
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0 1 2 3
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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
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| Radio ID |Tagging Policy | QoS Sub-Element ...
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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0 1 2 3
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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
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| Queue Depth | CWMin | CWMax |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| CWMax | AIFS | Reserved|8021p|RSV| DSCP Tag |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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Type: 1045 for IEEE 802.11 WTP Quality of Service
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Length: 34
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********************************************************************/
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/* */
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static void capwap_80211_wtpqos_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
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int i;
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struct capwap_80211_wtpqos_element* element = (struct capwap_80211_wtpqos_element*)data;
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ASSERT(data != NULL);
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func->write_u8(handle, element->radioid);
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func->write_u8(handle, element->taggingpolicy);
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for (i = 0; i < CAPWAP_UPDATE_STATION_QOS_SUBELEMENTS; i++) {
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func->write_u8(handle, element->qos[i].queuedepth);
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func->write_u16(handle, element->qos[i].cwmin);
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func->write_u16(handle, element->qos[i].cwmax);
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func->write_u8(handle, element->qos[i].aifs);
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func->write_u8(handle, element->qos[i].priority8021p & CAPWAP_WTP_QOS_PRIORIY_MASK);
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func->write_u8(handle, element->qos[i].dscp & CAPWAP_WTP_QOS_DSCP_MASK);
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}
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}
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/* */
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static void* capwap_80211_wtpqos_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
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int i;
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struct capwap_80211_wtpqos_element* data;
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ASSERT(handle != NULL);
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ASSERT(func != NULL);
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if (func->read_ready(handle) != 34) {
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capwap_logging_debug("Invalid IEEE 802.11 WTP QoS element");
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return NULL;
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}
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/* */
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data = (struct capwap_80211_wtpqos_element*)capwap_alloc(sizeof(struct capwap_80211_wtpqos_element));
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if (!data) {
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capwap_outofmemory();
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}
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/* Retrieve data */
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memset(data, 0, sizeof(struct capwap_80211_wtpqos_element));
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func->read_u8(handle, &data->radioid);
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func->read_u8(handle, &data->taggingpolicy);
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for (i = 0; i < CAPWAP_UPDATE_STATION_QOS_SUBELEMENTS; i++) {
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func->read_u8(handle, &data->qos[i].queuedepth);
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func->read_u16(handle, &data->qos[i].cwmin);
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func->read_u16(handle, &data->qos[i].cwmax);
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func->read_u8(handle, &data->qos[i].aifs);
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func->read_u8(handle, &data->qos[i].priority8021p);
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data->qos[i].priority8021p &= CAPWAP_UPDATE_STATION_QOS_PRIORIY_MASK;
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func->read_u8(handle, &data->qos[i].dscp);
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data->qos[i].dscp &= CAPWAP_UPDATE_STATION_QOS_DSCP_MASK;
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}
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return data;
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}
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/* */
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static void capwap_80211_wtpqos_element_free(void* data) {
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ASSERT(data != NULL);
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capwap_free(data);
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}
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/* */
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struct capwap_message_elements_ops capwap_element_80211_wtpqos_ops = {
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.create_message_element = capwap_80211_wtpqos_element_create,
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.parsing_message_element = capwap_80211_wtpqos_element_parsing,
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.free_parsed_message_element = capwap_80211_wtpqos_element_free
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};
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