46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
#include "ac.h"
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#include "capwap_dfa.h"
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#include "capwap_array.h"
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#include "ac_session.h"
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/* */
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void ac_dfa_state_reset(struct ac_session_t* session, struct capwap_parsed_packet* packet) {
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ASSERT(session != 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 ((binding == session->binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_RESET_RESPONSE) && ((session->localseqnumber - 1) == packet->rxmngpacket->ctrlmsg.seq)) {
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struct capwap_resultcode_element* resultcode;
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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 Reset Response with error: %d", (int)resultcode->code);
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}
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/* */
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ac_free_reference_last_request(session);
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ac_session_teardown(session);
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}
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} else {
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/* No Reset Response received */
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session->dfa.rfcRetransmitCount++;
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if (session->dfa.rfcRetransmitCount >= session->dfa.rfcMaxRetransmit) {
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/* Timeout reset state */
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ac_free_reference_last_request(session);
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ac_session_teardown(session);
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} else {
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/* Retransmit Reset Request */
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if (!capwap_crypt_sendto_fragmentpacket(&session->dtls, session->connection.socket.socket[session->connection.socket.type], session->requestfragmentpacket, &session->connection.localaddr, &session->connection.remoteaddr)) {
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capwap_logging_debug("Warning: error to resend reset request packet");
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}
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/* Update timeout */
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capwap_set_timeout(session->dfa.rfcRetransmitInterval, &session->timeout, CAPWAP_TIMER_CONTROL_CONNECTION);
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}
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}
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}
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