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/* libev interface */
#define EV_MINPRI ...
#define EV_MAXPRI ...
#define EV_VERSION_MAJOR ...
#define EV_VERSION_MINOR ...
#define EV_UNDEF ...
#define EV_NONE ...
#define EV_READ ...
#define EV_WRITE ...
#define EV__IOFDSET ...
#define EV_TIMER ...
#define EV_PERIODIC ...
#define EV_SIGNAL ...
#define EV_CHILD ...
#define EV_STAT ...
#define EV_IDLE ...
#define EV_PREPARE ...
#define EV_CHECK ...
#define EV_EMBED ...
#define EV_FORK ...
#define EV_CLEANUP ...
#define EV_ASYNC ...
#define EV_CUSTOM ...
#define EV_ERROR ...
#define EVFLAG_AUTO ...
#define EVFLAG_NOENV ...
#define EVFLAG_FORKCHECK ...
#define EVFLAG_NOINOTIFY ...
#define EVFLAG_SIGNALFD ...
#define EVFLAG_NOSIGMASK ...
#define EVBACKEND_SELECT ...
#define EVBACKEND_POLL ...
#define EVBACKEND_EPOLL ...
#define EVBACKEND_KQUEUE ...
#define EVBACKEND_DEVPOLL ...
#define EVBACKEND_PORT ...
/* #define EVBACKEND_IOCP ... */
#define EVBACKEND_ALL ...
#define EVBACKEND_MASK ...
#define EVRUN_NOWAIT ...
#define EVRUN_ONCE ...
#define EVBREAK_CANCEL ...
#define EVBREAK_ONE ...
#define EVBREAK_ALL ...
/* markers for the CFFI parser. Replaced when the string is read. */
#define GEVENT_STRUCT_DONE int
#define GEVENT_ST_NLINK_T int
struct ev_loop {
int backend_fd;
int activecnt;
GEVENT_STRUCT_DONE _;
};
// Watcher types
// base for all watchers
struct ev_watcher{
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_io {
int fd;
int events;
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_timer {
double at;
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_signal {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_idle {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_prepare {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_check {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_fork {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_async {
void* data;
GEVENT_STRUCT_DONE _;
};
struct ev_child {
int pid;
int rpid;
int rstatus;
void* data;
GEVENT_STRUCT_DONE _;
};
struct stat {
GEVENT_ST_NLINK_T st_nlink;
GEVENT_STRUCT_DONE _;
};
struct ev_stat {
struct stat attr;
const char* path;
struct stat prev;
double interval;
void* data;
GEVENT_STRUCT_DONE _;
};
typedef double ev_tstamp;
int ev_version_major();
int ev_version_minor();
unsigned int ev_supported_backends (void);
unsigned int ev_recommended_backends (void);
unsigned int ev_embeddable_backends (void);
ev_tstamp ev_time (void);
void ev_set_syserr_cb(void *);
void ev_set_userdata(struct ev_loop*, void*);
void* ev_userdata(struct ev_loop*);
int ev_priority(void*);
void ev_set_priority(void*, int);
int ev_is_pending(void*);
int ev_is_active(void*);
void ev_io_init(struct ev_io*, void* callback, int fd, int events);
void ev_io_start(struct ev_loop*, struct ev_io*);
void ev_io_stop(struct ev_loop*, struct ev_io*);
void ev_feed_event(struct ev_loop*, void*, int);
void ev_timer_init(struct ev_timer*, void *callback, double, double);
void ev_timer_start(struct ev_loop*, struct ev_timer*);
void ev_timer_stop(struct ev_loop*, struct ev_timer*);
void ev_timer_again(struct ev_loop*, struct ev_timer*);
void ev_signal_init(struct ev_signal*, void* callback, int);
void ev_signal_start(struct ev_loop*, struct ev_signal*);
void ev_signal_stop(struct ev_loop*, struct ev_signal*);
void ev_idle_init(struct ev_idle*, void* callback);
void ev_idle_start(struct ev_loop*, struct ev_idle*);
void ev_idle_stop(struct ev_loop*, struct ev_idle*);
void ev_prepare_init(struct ev_prepare*, void* callback);
void ev_prepare_start(struct ev_loop*, struct ev_prepare*);
void ev_prepare_stop(struct ev_loop*, struct ev_prepare*);
void ev_check_init(struct ev_check*, void* callback);
void ev_check_start(struct ev_loop*, struct ev_check*);
void ev_check_stop(struct ev_loop*, struct ev_check*);
void ev_fork_init(struct ev_fork*, void* callback);
void ev_fork_start(struct ev_loop*, struct ev_fork*);
void ev_fork_stop(struct ev_loop*, struct ev_fork*);
void ev_async_init(struct ev_async*, void* callback);
void ev_async_start(struct ev_loop*, struct ev_async*);
void ev_async_stop(struct ev_loop*, struct ev_async*);
void ev_async_send(struct ev_loop*, struct ev_async*);
int ev_async_pending(struct ev_async*);
void ev_child_init(struct ev_child*, void* callback, int, int);
void ev_child_start(struct ev_loop*, struct ev_child*);
void ev_child_stop(struct ev_loop*, struct ev_child*);
void ev_stat_init(struct ev_stat*, void* callback, char*, double);
void ev_stat_start(struct ev_loop*, struct ev_stat*);
void ev_stat_stop(struct ev_loop*, struct ev_stat*);
struct ev_loop *ev_default_loop (unsigned int flags);
struct ev_loop* ev_loop_new(unsigned int flags);
void ev_loop_destroy(struct ev_loop*);
void ev_loop_fork(struct ev_loop*);
int ev_is_default_loop (struct ev_loop *);
unsigned int ev_iteration(struct ev_loop*);
unsigned int ev_depth(struct ev_loop*);
unsigned int ev_backend(struct ev_loop*);
void ev_verify(struct ev_loop*);
void ev_run(struct ev_loop*, int flags);
ev_tstamp ev_now (struct ev_loop *);
void ev_now_update (struct ev_loop *); /* update event loop time */
void ev_ref(struct ev_loop*);
void ev_unref(struct ev_loop*);
void ev_break(struct ev_loop*, int);
unsigned int ev_pending_count(struct ev_loop*);
struct ev_loop* gevent_ev_default_loop(unsigned int flags);
void gevent_install_sigchld_handler();
void gevent_reset_sigchld_handler();
void (*gevent_noop)(struct ev_loop *_loop, struct ev_timer *w, int revents);
void ev_sleep (ev_tstamp delay); /* sleep for a while */
/* gevent callbacks */
/* These will be created as static functions at the end of the
* _source.c and must be declared there too.
*/
extern "Python" {
int python_callback(void* handle, int revents);
void python_handle_error(void* handle, int revents);
void python_stop(void* handle);
void python_check_callback(struct ev_loop*, void*, int);
void python_prepare_callback(struct ev_loop*, void*, int);
// libev specific
void _syserr_cb(char*);
}
/*
* We use a single C callback for every watcher type, which in turn calls the
* Python callbacks. The ev_watcher pointer type can be used for every watcher type
* because they all start with the same members---libev itself relies on this. Each
* watcher types has a 'void* data' that stores the CFFI handle to the Python watcher
* object.
*/
static void _gevent_generic_callback(struct ev_loop* loop, struct ev_watcher* watcher, int revents);
static void gevent_zero_check(struct ev_check* handle);
static void gevent_zero_timer(struct ev_timer* handle);
static void gevent_zero_prepare(struct ev_prepare* handle);
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