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handle WTP QoS IE

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This commit is contained in:
Andreas Schultz
2016-03-04 17:02:33 +01:00
parent d93cd1044d
commit 5f98005414
6 changed files with 217 additions and 1 deletions
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36
conf/wtp.conf
View File

@ -113,6 +113,42 @@ application: {
current = 100;
supported = [ 100 ];
};
qos = {
taggingpolicy = 0; # not used yet
voice = {
queuedepth = 1; # not used yet
cwmin = 2;
cwmax = 3;
aifs = 2;
priority8021p = 0; # not used yet
dscp = 0; # not used yet
};
video = {
queuedepth = 1; # not used yet
cwmin = 3;
cwmax = 4;
aifs = 2;
priority8021p = 0; # not used yet
dscp = 0; # not used yet
};
besteffort = {
queuedepth = 1; # not used yet
cwmin = 4;
cwmax = 10;
aifs = 3;
priority8021p = 0; # not used yet
dscp = 0; # not used yet
};
background = {
queuedepth = 1; # not used yet
cwmin = 4;
cwmax = 10;
aifs = 7;
priority8021p = 0; # not used yet
dscp = 0; # not used yet
};
};
}
);

31
src/wtp/binding/ieee80211/wifi_drivers.c
View File

@ -1438,6 +1438,37 @@ int wifi_device_setfrequency(struct wifi_device* device, uint32_t band, uint32_t
return result;
}
int wifi_device_settxqueue(struct wifi_device *device, struct capwap_80211_wtpqos_element *qos)
{
int i, txop;
for (i = 0; i < CAPWAP_UPDATE_STATION_QOS_SUBELEMENTS; i++) {
switch (i) {
case 0: /* Best Effort */
txop = 0;
break;
case 1: /* Background */
txop = 0;
break;
case 2: /* Video */
txop = 94;
break;
case 3: /* Voice */
txop = 47;
break;
default:
return -1;
}
if (device->instance->ops->device_settxqueue(device, i,
qos->qos[i].aifs,
qos->qos[i].cwmin,
qos->qos[i].cwmax, txop) < 0)
return -1;
}
return 0;
}
/* */
int wifi_device_updaterates(struct wifi_device* device, uint8_t* rates, int ratescount) {
struct device_setrates_params buildrate;

5
src/wtp/binding/ieee80211/wifi_drivers.h
View File

@ -67,6 +67,8 @@ DECLARE_OPAQUE_TYPE(wifi_global_handle);
DECLARE_OPAQUE_TYPE(wifi_device_handle);
DECLARE_OPAQUE_TYPE(wifi_wlan_handle);
struct capwap_80211_wtpqos_element;
/* */
struct device_setrates_params {
int supportedratescount;
@ -380,6 +382,8 @@ struct wifi_driver_ops {
int (*device_getcapability)(struct wifi_device* device, struct wifi_capability* capability);
void (*device_updatebeacons)(struct wifi_device* device);
int (*device_setfrequency)(struct wifi_device* device);
int (*device_settxqueue)(struct wifi_device* device, int queue, int aifs,
int cw_min, int cw_max, int txop);
void (*device_deinit)(struct wifi_device* device);
/* WLAN functions */
@ -410,6 +414,7 @@ struct wifi_device* wifi_device_connect(const char* ifname, const char* driver);
const struct wifi_capability* wifi_device_getcapability(struct wifi_device* device);
int wifi_device_setconfiguration(struct wifi_device* device, struct device_setconfiguration_params* params);
int wifi_device_setfrequency(struct wifi_device* device, uint32_t band, uint32_t mode, uint8_t channel);
int wifi_device_settxqueue(struct wifi_device *device, struct capwap_80211_wtpqos_element *qos);
int wifi_device_updaterates(struct wifi_device* device, uint8_t* rates, int ratescount);
/* WLAN management */

75
src/wtp/binding/ieee80211/wifi_nl80211.c
View File

@ -1553,6 +1553,80 @@ static void nl80211_device_updatebeacons(struct wifi_device* device) {
}
}
/* */
static int nl80211_device_settxqueue(struct wifi_device* device, int queue, int aifs,
int cw_min, int cw_max, int txop)
{
int result;
struct nl_msg* msg;
struct capwap_list_item* wlansearch;
struct nl80211_device_handle* devicehandle;
struct wifi_wlan* wlan = NULL;
struct nlattr *txq, *params;
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
/* Search a valid interface */
for (wlansearch = device->wlans->first; wlansearch; wlansearch = wlansearch->next) {
struct wifi_wlan* element = (struct wifi_wlan*)wlansearch->item;
if (element->flags & WIFI_WLAN_RUNNING) {
wlan = element;
break;
}
}
if (!wlan)
return -1;
msg = nlmsg_alloc();
if (!msg)
return -1;
/* Set TX Queue using device index of first BSS */
devicehandle = (struct nl80211_device_handle*)device->handle;
genlmsg_put(msg, 0, 0, devicehandle->globalhandle->nl80211_id, 0, 0, NL80211_CMD_SET_WIPHY, 0);
nla_put_u32(msg, NL80211_ATTR_IFINDEX, wlan->virtindex);
txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
/* We are only sending parameters for a single TXQ at a time */
params = nla_nest_start(msg, 1);
switch (queue) {
case 0:
nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO);
break;
case 1:
nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI);
break;
case 2:
nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE);
break;
case 3:
nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK);
break;
default:
nlmsg_free(msg);
return -1;
}
nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP, txop);
nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min);
nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max);
nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs);
nla_nest_end(msg, params);
nla_nest_end(msg, txq);
result = nl80211_send_and_recv_msg(devicehandle->globalhandle, msg, NULL, NULL);
if (result)
capwap_logging_error("Unable set TX Queue, error code: %d", result);
nlmsg_free(msg);
return result;
}
/* */
static int nl80211_device_setfrequency(struct wifi_device* device) {
ASSERT(device != NULL);
@ -1793,6 +1867,7 @@ const struct wifi_driver_ops wifi_driver_nl80211_ops = {
.device_getfdevent = nl80211_device_getfdevent,
.device_getcapability = nl80211_device_getcapability,
.device_updatebeacons = nl80211_device_updatebeacons,
.device_settxqueue = nl80211_device_settxqueue,
.device_setfrequency = nl80211_device_setfrequency,
.device_deinit = nl80211_device_deinit,

60
src/wtp/wtp.c
View File

@ -157,6 +157,49 @@ static void wtp_print_usage(void) {
/* TODO */
}
static int wtp_parsing_radio_qos_configuration(config_setting_t *elem, const char *section,
struct capwap_80211_wtpqos_subelement *qos)
{
config_setting_t *sect;
LIBCONFIG_LOOKUP_INT_ARG val;
sect = config_setting_get_member(elem, section);
if (!sect)
return 0;
if (config_setting_lookup_int(sect, "queuedepth", &val) != CONFIG_TRUE ||
val > 255)
return 0;
qos->queuedepth = val;
if (config_setting_lookup_int(sect, "cwmin", &val) != CONFIG_TRUE ||
val > 65565)
return 0;
qos->cwmin = val;
if (config_setting_lookup_int(sect, "cwmax", &val) != CONFIG_TRUE ||
val > 65565)
return 0;
qos->cwmax = val;
if (config_setting_lookup_int(sect, "aifs", &val) != CONFIG_TRUE ||
val > 255)
return 0;
qos->aifs = val;
if (config_setting_lookup_int(sect, "priority8021p", &val) != CONFIG_TRUE ||
val > 7)
return 0;
qos->priority8021p = val;
if (config_setting_lookup_int(sect, "dscp", &val) != CONFIG_TRUE ||
val > 255)
return 0;
qos->dscp = val;
return 1;
}
/* */
static int wtp_parsing_radio_configuration(config_setting_t* configElement, struct wtp_radio* radio) {
int i, len, cnt;
@ -398,6 +441,23 @@ static int wtp_parsing_radio_configuration(config_setting_t* configElement, stru
else
radio->radioconfig.country[2] = (uint8_t)' ';
/* QoS */
radio->qos.radioid = radio->radioid;
configSection = config_setting_get_member(configElement, "qos");
if (!configSection)
return 0;
if (config_setting_lookup_int(configSection, "taggingpolicy", &configInt) != CONFIG_TRUE ||
configInt > 255)
return 0;
radio->qos.taggingpolicy = (uint8_t)configInt;
if (wtp_parsing_radio_qos_configuration(configSection, "voice", &radio->qos.qos[3]) == 0 ||
wtp_parsing_radio_qos_configuration(configSection, "video", &radio->qos.qos[2]) == 0 ||
wtp_parsing_radio_qos_configuration(configSection, "besteffort", &radio->qos.qos[0]) == 0 ||
wtp_parsing_radio_qos_configuration(configSection, "background", &radio->qos.qos[1]) == 0)
return 0;
return 1;
}

9
src/wtp/wtp_radio.c
View File

@ -10,6 +10,7 @@
#define WTP_UPDATE_FREQUENCY_OFDM 2
#define WTP_UPDATE_RATES 3
#define WTP_UPDATE_CONFIGURATION 4
#define WTP_UPDATE_TX_QUEUE 5
struct wtp_update_configuration_item {
int type;
@ -403,6 +404,11 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
radio = wtp_radio_get_phy(qos->radioid);
if (radio && (radio->radioid == qos->radioid)) {
memcpy(&radio->qos, qos, sizeof(struct capwap_80211_wtpqos_element));
/* Pending change radio channel */
item = (struct wtp_update_configuration_item*)capwap_array_get_item_pointer(updateitems, updateitems->count);
item->type = WTP_UPDATE_TX_QUEUE;
item->radio = radio;
}
}
}
@ -483,6 +489,9 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
result = wifi_device_setconfiguration(item->radio->devicehandle, &params);
break;
}
case WTP_UPDATE_TX_QUEUE:
result = wifi_device_settxqueue(item->radio->devicehandle, &item->radio->qos);
break;
}
}