userapps/opensource/net-snmp/include/net-snmp/library/snmp_alarm.h

   1 #ifndef SNMP_ALARM_H
   2 #define SNMP_ALARM_H
   3
   4 #ifdef __cplusplus
   5 extern          "C" {
   6 #endif
   7
   8     typedef void    (SNMPAlarmCallback) (unsigned int clientreg,
   9                                          void *clientarg);
  10
  11     /*
  12      * alarm flags
  13      */
  14 #define SA_REPEAT 0x01          /* keep repeating every X seconds */
  15
  16     struct snmp_alarm {
  17         struct timeval  t;
  18         unsigned int    flags;
  19         unsigned int    clientreg;
  20         struct timeval  t_last;
  21         struct timeval  t_next;
  22         void           *clientarg;
  23         SNMPAlarmCallback *thecallback;
  24         struct snmp_alarm *next;
  25     };
  26
  27     /*
  28      * the ones you should need
  29      */
  30     void            snmp_alarm_unregister(unsigned int clientreg);
  31     void            snmp_alarm_unregister_all(void);
  32     unsigned int    snmp_alarm_register(unsigned int when,
  33                                         unsigned int flags,
  34                                         SNMPAlarmCallback * thecallback,
  35                                         void *clientarg);
  36
  37     unsigned int    snmp_alarm_register_hr(struct timeval t,
  38                                            unsigned int flags,
  39                                            SNMPAlarmCallback * cb,
  40                                            void *cd);
  41
  42
  43     /*
  44      * the ones you shouldn't
  45      */
  46     void            init_snmp_alarm(void);
  47     int             init_alarm_post_config(int majorid, int minorid,
  48                                            void *serverarg,
  49                                            void *clientarg);
  50     void            sa_update_entry(struct snmp_alarm *alrm);
  51     struct snmp_alarm *sa_find_next(void);
  52     void            run_alarms(void);
  53     RETSIGTYPE      alarm_handler(int a);
  54     void            set_an_alarm(void);
  55     int             get_next_alarm_delay_time(struct timeval *delta);
  56
  57 #ifdef __cplusplus
  58 }
  59 #endif
  60 #endif                          /* SNMP_ALARM_H */