025880583c
The virtual interfaces are created at the startup of the wtp to reduce the time required to configure a wireless interface. Applied some patches to build the WTP on OpenWRT trunk
174 lines
4.3 KiB
C
174 lines
4.3 KiB
C
#ifndef __CAPWAP_WTP_HEADER__
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#define __CAPWAP_WTP_HEADER__
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/* standard include */
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#include "capwap.h"
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#include "capwap_dtls.h"
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#include "capwap_network.h"
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#include "capwap_protocol.h"
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#include "wifi_drivers.h"
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/* WTP Configuration */
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#define WTP_STANDARD_CONFIGURATION_FILE "/etc/capwap/wtp.conf"
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/* WTP runtime error return code */
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#define WTP_ERROR_SYSTEM_FAILER -1000
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#define WTP_ERROR_LOAD_CONFIGURATION -1001
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#define WTP_ERROR_NETWORK -1002
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#define WTP_ERROR_INIT_BINDING -1003
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#define WTP_ERROR_MEMORY_LEAK 1
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/* Min and max dfa values */
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#define WTP_MIN_DISCOVERY_INTERVAL 2
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#define WTP_DEFAULT_DISCOVERY_INTERVAL 20
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#define WTP_MAX_DISCOVERY_INTERVAL 180
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#define WTP_DEFAULT_DISCOVERY_COUNT 10
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#define WTP_DEFAULT_SILENT_INTERVAL 30
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#define WTP_DEFAULT_RETRANSMIT_INTERVAL 3
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#define WTP_MAX_RETRANSMIT 5
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#define WTP_MIN_WAITDTLS_INTERVAL 30
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#define WTP_DEFAULT_WAITDTLS_INTERVAL 60
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#define WTP_DEFAULT_STATISTICSTIMER_INTERVAL 120
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#define WTP_DEFAULT_DATACHANNEL_KEEPALIVE 30
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#define WTP_DEFAULT_DATACHANNEL_KEEPALIVEDEAD 60
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#define WTP_MAX_DATACHANNEL_KEEPALIVEDEAD 240
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#define WTP_DEFAULT_ECHO_INTERVAL 30
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#define WTP_DEFAULT_DTLS_SESSION_DELETE 5
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#define WTP_DEFAULT_FAILED_DTLS_SESSION_RETRY 3
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#define WTP_INIT_REMOTE_SEQUENCE 0xff
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/* WTP State machine */
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struct wtp_state {
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unsigned long state;
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/* Discovery Information */
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int rfcDiscoveryInterval;
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int rfcMaxDiscoveryInterval;
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int rfcDiscoveryCount;
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int rfcMaxDiscoveries;
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/* Sulking Information */
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int rfcSilentInterval;
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/* Run */
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int rfcEchoInterval;
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/* Dtls Information */
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int rfcFailedDTLSSessionCount;
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int rfcFailedDTLSAuthFailCount;
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int rfcMaxFailedDTLSSessionRetry;
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/* Request retransmit */
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int rfcRetransmitInterval;
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int rfcRetransmitCount;
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int rfcMaxRetransmit;
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/* Data channel */
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int rfcDataChannelKeepAlive;
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int rfcDataChannelDeadInterval;
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/* Dtls */
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int rfcWaitDTLS;
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int rfcDTLSSessionDelete;
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};
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/* */
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struct wtp_fds {
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struct pollfd* fdspoll;
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int fdstotalcount;
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int fdsnetworkcount;
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struct wifi_event* events;
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int eventscount;
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};
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/* WTP */
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struct wtp_t {
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int standalone;
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int running;
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char wlanprefix[IFNAMSIZ];
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/* */
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struct capwap_network net;
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struct wtp_fds fds;
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/* */
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struct wtp_state dfa;
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struct capwap_wtpname_element name;
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struct capwap_acname_element acname;
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struct capwap_location_element location;
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unsigned short binding;
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struct capwap_discoverytype_element discoverytype;
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struct capwap_wtpframetunnelmode_element mactunnel;
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struct capwap_wtpmactype_element mactype;
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struct capwap_wtpboarddata_element boarddata;
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struct capwap_wtpdescriptor_element descriptor;
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struct capwap_sessionid_element sessionid;
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struct capwap_ecnsupport_element ecn;
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struct capwap_transport_element transport;
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struct capwap_statisticstimer_element statisticstimer;
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struct capwap_wtprebootstat_element rebootstat;
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struct capwap_packet_rxmng* rxmngctrlpacket;
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struct capwap_packet_rxmng* rxmngdatapacket;
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/* */
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unsigned char localseqnumber;
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unsigned char remoteseqnumber;
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unsigned short mtu;
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unsigned short fragmentid;
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struct capwap_list* requestfragmentpacket;
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struct capwap_list* responsefragmentpacket;
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unsigned char lastrecvpackethash[16];
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/* */
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int acdiscoveryrequest;
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unsigned long acpreferedselected;
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struct capwap_array* acdiscoveryarray;
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struct capwap_array* acpreferedarray;
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struct capwap_array* acdiscoveryresponse;
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struct sockaddr_storage wtpctrladdress;
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struct sockaddr_storage wtpdataaddress;
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struct sockaddr_storage acctrladdress;
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struct sockaddr_storage acdataaddress;
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struct capwap_socket acctrlsock;
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struct capwap_socket acdatasock;
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/* */
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struct capwap_array* radios;
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/* Radio ACL */
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int defaultaclstations;
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struct capwap_hash* aclstations;
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/* Dtls */
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int enabledtls;
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unsigned char dtlsdatapolicy;
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unsigned char validdtlsdatapolicy;
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struct capwap_dtls_context dtlscontext;
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struct capwap_dtls ctrldtls;
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struct capwap_dtls datadtls;
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int teardown;
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};
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extern struct wtp_t g_wtp;
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/* */
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int wtp_update_radio_in_use();
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void wtp_free_fds(struct wtp_fds* fds);
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/* Build capwap element helper */
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void wtp_create_radioadmstate_element(struct capwap_packet_txmng* txmngpacket);
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void wtp_create_radioopsstate_element(struct capwap_packet_txmng* txmngpacket);
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void wtp_create_80211_wtpradioinformation_element(struct capwap_packet_txmng* txmngpacket);
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#endif /* __CAPWAP_WTP_HEADER__ */
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