2 * libevent compatibility header, only core events supported
4 * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de>
7 * Redistribution and use in source and binary forms, with or without modifica-
8 * tion, are permitted provided that the following conditions are met:
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
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55 #define EVLIST_TIMEOUT 0x01
56 #define EVLIST_INSERTED 0x02
57 #define EVLIST_SIGNAL 0x04
58 #define EVLIST_ACTIVE 0x08
59 #define EVLIST_INTERNAL 0x10
60 #define EVLIST_INIT 0x80
64 /* libev watchers we map onto */
71 /* compatibility slots */
72 struct event_base *ev_base;
73 void (*ev_callback)(int, short, void *arg);
82 #define EV_PERSIST 0x10
84 #define EVENT_SIGNAL(ev) ((int) (ev)->ev_fd)
85 #define EVENT_FD(ev) ((int) (ev)->ev_fd)
87 #define event_initialized(ev) ((ev)->ev_flags & EVLIST_INIT)
89 #define evtimer_add(ev,tv) event_add (ev, tv)
90 #define evtimer_set(ev,cb,data) event_set (ev, -1, 0, cb, data)
91 #define evtimer_del(ev) event_del (ev)
92 #define evtimer_pending(ev,tv) event_pending (ev, EV_TIMEOUT, tv)
93 #define evtimer_initialized(ev) event_initialized (ev)
95 #define timeout_add(ev,tv) evtimer_add (ev, tv)
96 #define timeout_set(ev,cb,data) evtimer_set (ev, cb, data)
97 #define timeout_del(ev) evtimer_del (ev)
98 #define timeout_pending(ev,tv) evtimer_pending (ev, tv)
99 #define timeout_initialized(ev) evtimer_initialized (ev)
101 #define signal_add(ev,tv) event_add (ev, tv)
102 #define signal_set(ev,sig,cb,data) event_set (ev, sig, EV_SIGNAL | EV_PERSIST, cb, data)
103 #define signal_del(ev) event_del (ev)
104 #define signal_pending(ev,tv) event_pending (ev, EV_SIGNAL, tv)
105 #define signal_initialized(ev) event_initialized (ev)
107 const char *event_get_version (void);
108 const char *event_get_method (void);
110 void *event_init (void);
111 void event_base_free (struct event_base *base);
113 #define EVLOOP_ONCE EVLOOP_ONESHOT
114 int event_loop (int);
115 int event_loopexit (struct timeval *tv);
116 int event_dispatch (void);
118 #define _EVENT_LOG_DEBUG 0
119 #define _EVENT_LOG_MSG 1
120 #define _EVENT_LOG_WARN 2
121 #define _EVENT_LOG_ERR 3
122 typedef void (*event_log_cb)(int severity, const char *msg);
123 void event_set_log_callback(event_log_cb cb);
125 void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg);
126 int event_once (int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv);
128 int event_add (struct event *ev, struct timeval *tv);
129 int event_del (struct event *ev);
130 void event_active (struct event *ev, int res, short ncalls); /* ncalls is being ignored */
132 int event_pending (struct event *ev, short, struct timeval *tv);
134 int event_priority_init (int npri);
135 int event_priority_set (struct event *ev, int pri);
137 int event_base_set (struct event_base *base, struct event *ev);
138 int event_base_loop (struct event_base *base, int);
139 int event_base_loopexit (struct event_base *base, struct timeval *tv);
140 int event_base_dispatch (struct event_base *base);
141 int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv);
142 int event_base_priority_init (struct event_base *base, int fd);
144 /* next line is different in the libevent+libev version */