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simplify if statement in wtp_dfa_state_datacheck

This commit is contained in:
Andreas Schultz 2016-03-26 20:23:45 +01:00
parent 1091aa0830
commit e6d1472824
1 changed files with 31 additions and 14 deletions
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45
src/wtp/wtp_dfa_datacheck.c
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@ -55,21 +55,38 @@ void wtp_dfa_state_datacheck(struct capwap_parsed_packet* packet)
unsigned short binding;
struct capwap_resultcode_element* resultcode;
if (packet->rxmngpacket->ctrlmsg.type != CAPWAP_CHANGE_STATE_EVENT_RESPONSE) {
capwap_logging_debug("Unexpected message %d in state Data Check",
packet->rxmngpacket->ctrlmsg.type);
return;
}
/* */
binding = GET_WBID_HEADER(packet->rxmngpacket->header);
if ((binding == g_wtp.binding) && (packet->rxmngpacket->ctrlmsg.type == CAPWAP_CHANGE_STATE_EVENT_RESPONSE) && (g_wtp.localseqnumber == packet->rxmngpacket->ctrlmsg.seq)) {
g_wtp.localseqnumber++;
/* Valid packet, free request packet */
wtp_free_reference_last_request();
/* Check the success of the Request */
resultcode = (struct capwap_resultcode_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_RESULTCODE);
if (resultcode && !CAPWAP_RESULTCODE_OK(resultcode->code)) {
capwap_logging_warning("Receive Data Check Response with error: %d", (int)resultcode->code);
wtp_teardown_connection();
} else {
wtp_start_datachannel();
}
if (binding != g_wtp.binding) {
capwap_logging_debug("Change State Event for invalid binding");
return;
}
if (g_wtp.localseqnumber != packet->rxmngpacket->ctrlmsg.seq) {
capwap_logging_debug("Configuration Status Response with invalid sequence (%d != %d)",
g_wtp.localseqnumber, packet->rxmngpacket->ctrlmsg.seq);
return;
}
g_wtp.localseqnumber++;
/* Valid packet, free request packet */
wtp_free_reference_last_request();
/* Check the success of the Request */
resultcode = (struct capwap_resultcode_element*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_RESULTCODE);
if (resultcode && !CAPWAP_RESULTCODE_OK(resultcode->code)) {
capwap_logging_warning("Receive Data Check Response with error: %d", (int)resultcode->code);
wtp_teardown_connection();
return;
}
wtp_start_datachannel();
}