155 lines
6.4 KiB
C
155 lines
6.4 KiB
C
#include "wtp.h"
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#include "capwap_dfa.h"
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#include "capwap_element.h"
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#include "capwap_array.h"
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#include "capwap_list.h"
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#include "wtp_dfa.h"
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/* */
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void wtp_send_configure(struct timeout_control* timeout) {
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int i;
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struct capwap_header_data capwapheader;
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struct capwap_packet_txmng* txmngpacket;
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ASSERT(timeout != NULL);
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/* Build packet */
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capwap_header_init(&capwapheader, CAPWAP_RADIOID_NONE, g_wtp.binding);
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txmngpacket = capwap_packet_txmng_create_ctrl_message(&capwapheader, CAPWAP_CONFIGURATION_STATUS_REQUEST, g_wtp.localseqnumber++, g_wtp.mtu);
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/* Add message element */
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACNAME, &g_wtp.acname);
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wtp_create_radioadmstate_element(txmngpacket);
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_STATISTICSTIMER, &g_wtp.statisticstimer);
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_WTPREBOOTSTAT, &g_wtp.rebootstat);
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/* CAPWAP_ELEMENT_ACNAMEPRIORITY */ /* TODO */
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_TRANSPORT, &g_wtp.transport);
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/* CAPWAP_ELEMENT_WTPSTATICIPADDRESS */ /* TODO */
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if (g_wtp.binding == CAPWAP_WIRELESS_BINDING_IEEE80211) {
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for (i = 0; i < g_wtp.radios->count; i++) {
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struct wtp_radio* radio = (struct wtp_radio*)capwap_array_get_item_pointer(g_wtp.radios, i);
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/* Set message element */
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if ((radio->status == WTP_RADIO_ENABLED) && radio->radioinformation.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_WTPRADIOINFORMATION, &radio->radioinformation);
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if (radio->radioinformation.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_ANTENNA, &radio->antenna);
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}
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if (radio->directsequencecontrol.radioid && (radio->radioinformation.radiotype & (CAPWAP_RADIO_TYPE_80211B | CAPWAP_RADIO_TYPE_80211G))) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_DIRECTSEQUENCECONTROL, &radio->directsequencecontrol);
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}
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if (radio->macoperation.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_MACOPERATION, &radio->macoperation);
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}
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if (radio->multidomaincapability.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_MULTIDOMAINCAPABILITY, &radio->multidomaincapability);
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}
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if (radio->ofdmcontrol.radioid && (radio->radioinformation.radiotype & CAPWAP_RADIO_TYPE_80211A)) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_OFDMCONTROL, &radio->ofdmcontrol);
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}
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if (radio->supportedrates.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_SUPPORTEDRATES, &radio->supportedrates);
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}
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if (radio->txpower.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_TXPOWER, &radio->txpower);
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}
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if (radio->txpowerlevel.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_TXPOWERLEVEL, &radio->txpowerlevel);
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}
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if (radio->radioconfig.radioid) {
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_WTP_RADIO_CONF, &radio->radioconfig);
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}
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} else {
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struct capwap_80211_wtpradioinformation_element element = { (uint8_t)radio->radioid, 0 };
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capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_80211_WTPRADIOINFORMATION, &element);
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}
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}
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}
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/* CAPWAP_ELEMENT_VENDORPAYLOAD */ /* TODO */
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/* Configuration Status request complete, get fragment packets */
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wtp_free_reference_last_request();
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capwap_packet_txmng_get_fragment_packets(txmngpacket, g_wtp.requestfragmentpacket, g_wtp.fragmentid);
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if (g_wtp.requestfragmentpacket->count > 1) {
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g_wtp.fragmentid++;
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}
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/* Free packets manager */
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capwap_packet_txmng_free(txmngpacket);
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/* Send Configuration Status request to AC */
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if (capwap_crypt_sendto_fragmentpacket(&g_wtp.ctrldtls, g_wtp.acctrlsock.socket[g_wtp.acctrlsock.type], g_wtp.requestfragmentpacket, &g_wtp.wtpctrladdress, &g_wtp.acctrladdress)) {
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g_wtp.dfa.rfcRetransmitCount = 0;
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capwap_set_timeout(g_wtp.dfa.rfcRetransmitInterval, timeout, CAPWAP_TIMER_CONTROL_CONNECTION);
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wtp_dfa_change_state(CAPWAP_CONFIGURE_STATE);
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} else {
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/* Error to send packets */
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capwap_logging_debug("Warning: error to send configuration status request packet");
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wtp_free_reference_last_request();
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wtp_teardown_connection(timeout);
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}
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}
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/* */
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void wtp_dfa_state_configure(struct capwap_parsed_packet* packet, struct timeout_control* timeout) {
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struct capwap_timers_element* timers;
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struct capwap_resultcode_element* resultcode;
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ASSERT(timeout != NULL);
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if (packet) {
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unsigned short binding;
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/* */
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binding = GET_WBID_HEADER(packet->rxmngpacket->header);
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if (packet->rxmngpacket->isctrlpacket && (binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CONFIGURATION_STATUS_RESPONSE) && ((g_wtp.localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
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/* Valid packet, free request packet */
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wtp_free_reference_last_request();
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/* Check the success of the Request */
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resultcode = (struct capwap_resultcode_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_RESULTCODE);
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if (resultcode && !CAPWAP_RESULTCODE_OK(resultcode->code)) {
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capwap_logging_warning("Receive Configure Status Response with error: %d", (int)resultcode->code);
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wtp_teardown_connection(timeout);
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} else {
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/* TODO: gestione richiesta */
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/* */
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timers = (struct capwap_timers_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_TIMERS);
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g_wtp.dfa.rfcMaxDiscoveryInterval = timers->discovery;
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g_wtp.dfa.rfcEchoInterval = timers->echorequest;
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/* Send change state event packet */
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wtp_send_datacheck(timeout);
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}
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}
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} else {
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/* No Configuration status response received */
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g_wtp.dfa.rfcRetransmitCount++;
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if (g_wtp.dfa.rfcRetransmitCount >= g_wtp.dfa.rfcMaxRetransmit) {
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/* Timeout join state */
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wtp_free_reference_last_request();
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wtp_teardown_connection(timeout);
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} else {
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/* Retransmit configuration status request */
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if (!capwap_crypt_sendto_fragmentpacket(&g_wtp.ctrldtls, g_wtp.acctrlsock.socket[g_wtp.acctrlsock.type], g_wtp.requestfragmentpacket, &g_wtp.wtpctrladdress, &g_wtp.acctrladdress)) {
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capwap_logging_debug("Warning: error to send configuration status request packet");
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}
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/* Update timeout */
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capwap_set_timeout(g_wtp.dfa.rfcRetransmitInterval, timeout, CAPWAP_TIMER_CONTROL_CONNECTION);
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}
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}
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}
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