118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
#ifndef __CAPWAP_AC_HEADER__
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#define __CAPWAP_AC_HEADER__
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/* standard include */
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#include "capwap.h"
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#include "capwap_network.h"
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#include "capwap_protocol.h"
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#include "capwap_lock.h"
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#include "capwap_list.h"
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#include "capwap_event.h"
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#include "capwap_element.h"
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#include <pthread.h>
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/* AC Configuration */
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#define AC_DEFAULT_CONFIGURATION_FILE "/etc/capwap/ac.conf"
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#define AC_DEFAULT_MAXSTATION 128
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#define AC_DEFAULT_MAXSESSIONS 128
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/* AC runtime error return code */
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#define AC_ERROR_SYSTEM_FAILER -1000
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#define AC_ERROR_LOAD_CONFIGURATION -1001
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#define AC_ERROR_NETWORK -1002
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#define AC_ERROR_MEMORY_LEAK 1
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/* Min and max dfa values */
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#define AC_MIN_WAITDTLS_INTERVAL 30
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#define AC_DEFAULT_WAITDTLS_INTERVAL 60
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#define AC_MIN_WAITJOIN_INTERVAL 20
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#define AC_DEFAULT_WAITJOIN_INTERVAL 60
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#define AC_DEFAULT_CHANGE_STATE_PENDING_TIMER 25
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#define AC_MIN_DISCOVERY_INTERVAL 2
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#define AC_DEFAULT_DISCOVERY_INTERVAL 20
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#define AC_MAX_DISCOVERY_INTERVAL 180
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#define AC_DEFAULT_ECHO_INTERVAL 30
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#define AC_MAX_ECHO_INTERVAL 256
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#define AC_DEFAULT_DECRYPT_ERROR_PERIOD_INTERVAL 120
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#define AC_DEFAULT_IDLE_TIMEOUT_INTERVAL 300
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#define AC_DEFAULT_WTP_FALLBACK_MODE CAPWAP_WTP_FALLBACK_ENABLED
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#define AC_DEFAULT_DATA_CHECK_TIMER 30
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#define AC_DEFAULT_RETRANSMIT_INTERVAL 3
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#define AC_MAX_RETRANSMIT 5
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#define AC_DEFAULT_DTLS_SESSION_DELETE 5
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/* AC DFA */
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struct ac_state {
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/* */
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struct capwap_ecnsupport_element ecn;
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struct capwap_transport_element transport;
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struct capwap_timers_element timers;
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unsigned short decrypterrorreport_interval;
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struct capwap_idletimeout_element idletimeout;
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struct capwap_wtpfallback_element wtpfallback;
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/* */
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capwap_acipv4list_element_array* acipv4list;
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capwap_acipv6list_element_array* acipv6list;
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/* */
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int rfcWaitJoin;
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int rfcChangeStatePendingTimer;
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int rfcDataCheckTimer;
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int rfcDTLSSessionDelete;
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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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/* Dtls */
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int rfcWaitDTLS;
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};
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/* Handshake DTLS Data Channel */
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struct ac_data_session_handshake {
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struct capwap_socket socket;
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struct sockaddr_storage acaddress;
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struct sockaddr_storage wtpaddress;
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struct capwap_dtls dtls;
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};
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/* AC */
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struct ac_t {
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int running;
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/* */
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struct ac_state dfa;
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struct capwap_network net;
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unsigned short mtu;
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struct capwap_array* binding;
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struct capwap_acname_element acname;
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struct capwap_acdescriptor_element descriptor;
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/* Sessions */
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capwap_event_t changesessionlist;
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struct capwap_list* sessions;
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capwap_lock_t sessionslock;
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struct capwap_list* datasessionshandshake;
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/* Dtls */
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int enabledtls;
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struct capwap_dtls_context dtlscontext;
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};
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extern struct ac_t g_ac;
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/* Primary thread */
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int ac_execute(void);
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int ac_valid_binding(unsigned short binding);
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void ac_update_statistics(void);
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#endif /* __CAPWAP_AC_HEADER__ */
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