static guint
add_idle_full (MilterEventLoop *loop,
gint priority,
GSourceFunc function,
gpointer data,
GDestroyNotify notify)
{
guint id;
ev_idle *watcher;
IdleWatcherPrivate *watcher_priv;
MilterLibevEventLoopPrivate *priv;
priv = MILTER_LIBEV_EVENT_LOOP_GET_PRIVATE(loop);
watcher_priv = g_new0(IdleWatcherPrivate, 1);
watcher_priv->function = function;
watcher = g_new0(ev_idle, 1);
watcher->data = watcher_priv;
id = add_watcher(MILTER_LIBEV_EVENT_LOOP(loop),
(ev_watcher *)watcher,
WATCHER_STOP_FUNC(ev_idle_stop),
NULL,
notify, data);
ev_idle_init(watcher, idle_func);
ev_idle_start(priv->ev_loop, watcher);
return id;
}
/**
* Create a new idle object. Arguments:
* 1 - callback function.
*
* @see watcher_new()
*
* [+1, -0, ?]
*/
static int idle_new(lua_State* L) {
ev_idle* idle;
idle = watcher_new(L, sizeof(ev_idle), IDLE_MT);
ev_idle_init(idle, &idle_cb);
return 1;
}
/*-----------------------------EventLoop------------------------------*/
static int EventLoop () {
struct ev_loop *loop;
struct ev_idle *eidle;
ev_io *standard_input;
ev_io *socket_input;
LogDebug("%s EventLoop Started", global_argv[0]);
loop = ev_default_loop(EVBACKEND_SELECT);
/* Create an idle event to stop the program */
eidle = malloc(sizeof(ev_idle));
ev_idle_init(eidle, Idle);
ev_idle_start(loop, eidle);
/* Create the standard_input event */
standard_input = malloc(sizeof(ev_io));
ev_io_init(standard_input, ReadStdin, STDIN_FILENO, EV_READ);
ev_io_start(loop, standard_input);
/* Create the socket_input event */
socket_input = malloc(sizeof(ev_io));
ev_io_init(socket_input, ReadSocket, sockfd, EV_READ);
ev_io_start(loop, socket_input);
ev_loop(loop, 0);
LogDebug("%s EventLoop finished", global_argv[0]);
return 0;
}
int
main (int argc, char**argv)
{
if ( !argv[1] ) {
printf("need dir parameter\n");
exit(1);
}
char * argvp = NULL;
argvp = realpath(argv[1], pwd);
dp = opendir(pwd);
if ( errno ) {
printf("%s, %s is not valid directory\n", strerror(errno), pwd);
exit(1);
}
int dfd = dirfd(dp);
loop = ev_loop_new (EVBACKEND_KQUEUE);
ev_timer_init (&timeout_watcher, timeout_cb, 1, 0.);
ev_timer_start (loop, &timeout_watcher);
ev_io_init (&dir_watcher, dir_cb, dfd, EV_LIBUV_KQUEUE_HACK);
ev_io_start (loop, &dir_watcher);
ev_io_init (&cmd_watcher, cmd_cb, 0, EV_READ);
ev_io_start (loop, &cmd_watcher);
ev_idle_init (&repeat_watcher, repeat);
ev_async_init (&ready_watcher, ready);
ev_async_start (loop, &ready_watcher);
if (eio_init (want_poll, 0)) {
abort ();
};
ev_run (loop, 0);
if ( root ) {
free(root);
}
printf("count: %d\n", (int)freelist_len);
/* free all allocated path */
int i;
if ( freelist ) {
for (i = 0; i < freelist_len; ++i ) {
if (freelist[i]) {
free(freelist[i]);
}
}
free(freelist);
}
if ( dp ) {
closedir(dp);
}
return 0;
}
int uv_idle_init(uv_loop_t* loop, uv_idle_t* idle) {
uv__handle_init(loop, (uv_handle_t*)idle, UV_IDLE);
loop->counters.idle_init++;
ev_idle_init(&idle->idle_watcher, uv__idle);
idle->idle_cb = NULL;
return 0;
}
eNextState NextDBOperation(AsyncIO *IO, IO_CallBack CB)
{
SetEVState(IO, eQDBNext);
IO->NextDBOperation = CB;
ev_idle_init(&IO->db_unwind_stack,
DB_PerformNext);
IO->db_unwind_stack.data = IO;
ev_idle_start(event_db, &IO->db_unwind_stack);
return eDBQuery;
}
int uv_idle_init(uv_handle_t* handle, uv_close_cb close_cb, void* data) {
uv__handle_init(handle, UV_IDLE, close_cb, data);
ev_idle_init(&handle->idle_watcher, uv__idle);
handle->idle_watcher.data = handle;
handle->idle_cb = NULL;
return 0;
}
void * work(void *p)
{
signal(SIGPIPE, SIG_IGN);
ev_idle idle_watcher;
ev_idle_init (&idle_watcher, idle_cb);
ev_idle_start(work_loop, &idle_watcher);
ev_async_init(&async_watcher, async_cb);
ev_async_start(work_loop, &async_watcher);
ev_loop(work_loop, 0);
return (void *)0;
}
int uv_idle_init(uv_idle_t* idle) {
uv__handle_init((uv_handle_t*)idle, UV_IDLE);
uv_counters()->idle_init++;
ev_idle_init(&idle->idle_watcher, uv__idle);
idle->idle_watcher.data = idle;
idle->idle_cb = NULL;
return 0;
}
int ev_flux_init (struct ev_flux *w, ev_flux_f cb, flux_t *h, int events)
{
w->cb = cb;
w->h = h;
w->events = events;
if ((w->pollfd = flux_pollfd (h)) < 0)
return -1;
ev_prepare_init (&w->prepare_w, prepare_cb);
ev_check_init (&w->check_w, check_cb);
ev_idle_init (&w->idle_w, NULL);
ev_io_init (&w->io_w, NULL, w->pollfd, EV_READ);
return 0;
}
static struct pa_defer_event *
defer_new(pa_mainloop_api *a, pa_defer_event_cb_t cb, void *userdata)
{
struct pa_defer_event *ev = lem_xmalloc(sizeof(struct pa_defer_event));
(void)a;
lem_debug("new defer %p", ev);
ev_idle_init(&ev->w, defer_handler);
ev->w.data = userdata;
ev->cb = cb;
ev->destroy = NULL;
ev_idle_start(LEM_ &ev->w);
return ev;
}
int main(int argc, char *argv[])
{
if (0 != parse_options(argc, argv))
{
usage();
return 1;
}
if (!verbose)
log_setlevel(LOGLEVEL_CRITICAL);
memset(&g_srvctx, 0, sizeof(g_srvctx));
g_srvctx.loop = ev_default_loop(0);
ev_set_userdata(g_srvctx.loop, &g_srvctx);
if (NULL == (g_srvctx.timer_1hz = (struct ev_timer *)malloc(sizeof(struct ev_timer))))
LOG_CRITICAL("out of mem");
if (NULL == (g_srvctx.timer_10hz = (struct ev_timer *)malloc(sizeof(struct ev_timer))))
LOG_CRITICAL("out of mem");
if (NULL == (g_srvctx.idle_watcher = (struct ev_idle *)malloc(sizeof(struct ev_idle))))
LOG_CRITICAL("out of mem");
ev_timer_init(g_srvctx.timer_1hz, (void *)timeout_1hz_cb, 0, 1);
ev_set_priority(g_srvctx.timer_1hz, EV_MAXPRI);
ev_timer_start(g_srvctx.loop, g_srvctx.timer_1hz);
ev_timer_init(g_srvctx.timer_10hz, (void *)timeout_10hz_cb, 0, 0.1);
ev_set_priority(g_srvctx.timer_10hz, EV_MAXPRI);
ev_timer_start(g_srvctx.loop, g_srvctx.timer_10hz);
ev_idle_init(g_srvctx.idle_watcher, idle_cb);
if (0 != serial_init(g_srvctx.loop, &(g_srvctx.serialctx), device_name))
{
LOG_CRITICAL("Failed to open %s", device_name);
}
if (0 != mqtt_connect(&(g_srvctx.mqttctx), CLIENT_NAME, server, port))
{
LOG_CRITICAL("failed to connect to server");
}
while(1)
{
ev_loop(g_srvctx.loop, 0);
}
return 0;
}
flux_watcher_t *flux_idle_watcher_create (flux_reactor_t *r,
flux_watcher_f cb, void *arg)
{
struct watcher_ops ops = {
.start = idle_start,
.stop = idle_stop,
.destroy = idle_destroy,
};
ev_idle *iw = xzmalloc (sizeof (*iw));
flux_watcher_t *w;
ev_idle_init (iw, idle_cb);
w = flux_watcher_create (r, iw, ops, IDLE_SIG, cb, arg);
iw->data = w;
return w;
}
/*
Procedure exposed in Python will generate and start the event loop
*/
static PyObject *py_run_loop(PyObject *self, PyObject *args)
{
char *backend="";
int i;
ev_io accept_watcher;
ev_signal signal_watcher, signal_watcher2, signal_watcher3;
struct TimerObj *timer;
loop = ev_default_loop (0);
switch (ev_backend(loop))
{
case 1:
backend="select";
break;
case 2:
backend="poll";
break;
case 4:
backend="epoll";
break;
case 8:
backend="kqueue";
break;
}
printf("Using %s as event backend\n", backend);
ev_io_init(&accept_watcher,accept_cb,sockfd,EV_READ);
ev_io_start(loop,&accept_watcher);
ev_signal_init(&signal_watcher, sigint_cb, SIGINT);
ev_signal_start(loop, &signal_watcher);
ev_signal_init(&signal_watcher2, sigpipe_cb, SIGPIPE);
ev_signal_start(loop, &signal_watcher2);
ev_signal_init(&signal_watcher3, sigterm_cb, SIGTERM);
ev_signal_start(loop, &signal_watcher3);
idle_watcher = malloc(sizeof(ev_idle));
ev_idle_init(idle_watcher, idle_cb);
if (list_timers_i>=0)
{
for (i=0; i<list_timers_i; i++)
{
timer=list_timers[i];
ev_timer_init(&timer->timerwatcher, timer_cb, timer->delay, timer->delay);
ev_timer_start(loop, &timer->timerwatcher);
}
}
ev_loop (loop, 0);
return Py_None;
}
manos_data_t *
manos_init (struct ev_loop *loop)
{
manos_data_t *data = malloc (sizeof (manos_data_t));
memset (data, 0, sizeof (manos_data_t));
data->loop = loop;
ev_idle_init (&eio_idle_watcher, eio_on_idle);
eio_idle_watcher.data = data;
ev_async_init (&eio_want_poll_watcher, eio_on_want_poll);
ev_async_start (EV_DEFAULT_UC_ &eio_want_poll_watcher);
eio_want_poll_watcher.data = data;
ev_async_init (&eio_done_poll_watcher, eio_on_done_poll);
ev_async_start (EV_DEFAULT_UC_ &eio_done_poll_watcher);
eio_done_poll_watcher.data = data;
eio_init (eio_want_poll, eio_done_poll);
}
void
poller_init(void)
{
ev_idle *idle = &eidle;
ev_timer *timer = &etimer;
ev_prepare *prepare = &eprepare;
ev_check *check = &echeck;
the_loop = ev_loop_new(EVFLAG_NOSIGMASK);
//CTRACE("v %d.%d", ev_version_major(), ev_version_minor());
//CTRACE("ev_supported_backends=%08x", ev_supported_backends());
//CTRACE("ev_recommended_backends=%08x", ev_recommended_backends());
//CTRACE("ev_embeddable_backends=%08x", ev_embeddable_backends());
//CTRACE("ev_backend=%08x", ev_backend(the_loop));
#if EV_MULTIPLICITY
//CTRACE("ev_now=%lf", ev_now(the_loop));
#else
//CTRACE("ev_now=%lf", ev_now());
#endif
ev_now_update(the_loop);
timecounter_now = (uint64_t)(ev_now(the_loop) * 1000000000.);
ev_idle_init(idle, _idle_cb);
ev_timer_init(timer, _timer_cb, 0.0, 0.0);
ev_timer_again(the_loop, timer);
ev_prepare_init(prepare, _prepare_cb);
ev_prepare_start(the_loop, prepare);
ev_check_init(check, _check_cb);
ev_check_start(the_loop, check);
ev_set_syserr_cb(_syserr_cb);
hash_init(&events,
65521,
(hash_hashfn_t)ev_item_hash,
(hash_item_comparator_t)ev_item_cmp,
(hash_item_finalizer_t)ev_item_fini);
}
int main (void)
{
// use the default event loop unless you have special needs
struct ev_loop *loop = EV_DEFAULT;
// initialise an io watcher, then start it
// this one will watch for stdin to become readable
ev_io_init (&stdin_watcher, stdin_cb, /*STDIN_FILENO*/ 0, EV_READ);
ev_io_start (loop, &stdin_watcher);
// initialise a timer watcher, then start it
// simple non-repeating 5.5 second timeout
ev_timer_init (&timeout_watcher, timeout_cb, 5.5, 0.);
ev_timer_start (loop, &timeout_watcher);
ev_idle_init(&idle_watcher, idle_cb);
ev_idle_start(loop, &idle_watcher);
// now wait for events to arrive
ev_run (loop, 0);
// break was called, so exit
return 0;
}
static inline void
runqueue_wait_init(void)
{
ev_idle_init(&rq.w, runqueue_pop);
}
explicit RunOnceEvent(std::function<void()> func) : callback(func) {
struct ev_loop *loop = EV_DEFAULT;
ev_idle_init(&event, &RunOnceEvent::trampoline);
ev_idle_start(EV_A_ &event);
}
static int idle_init(lua_State *L) {
ev_idle *w = get_idle(L, 1);
ev_idle_init(w, watcher_cb);
return 0;
}
eNextState EvConnectSock(AsyncIO *IO,
double conn_timeout,
double first_rw_timeout,
int ReadFirst)
{
struct sockaddr_in egress_sin;
int fdflags;
int rc = -1;
SetEVState(IO, eIOConnectSock);
become_session(IO->CitContext);
if (ReadFirst) {
IO->NextState = eReadMessage;
}
else {
IO->NextState = eSendReply;
}
IO->SendBuf.fd = IO->RecvBuf.fd =
socket(
(IO->ConnectMe->IPv6)?PF_INET6:PF_INET,
SOCK_STREAM,
IPPROTO_TCP);
if (IO->SendBuf.fd < 0) {
EV_syslog(LOG_ERR,
"EVENT: socket() failed: %s\n",
strerror(errno));
StrBufPrintf(IO->ErrMsg,
"Failed to create socket: %s",
strerror(errno));
IO->SendBuf.fd = IO->RecvBuf.fd = 0;
return eAbort;
}
fdflags = fcntl(IO->SendBuf.fd, F_GETFL);
if (fdflags < 0) {
EV_syslog(LOG_ERR,
"EVENT: unable to get socket %d flags! %s \n",
IO->SendBuf.fd,
strerror(errno));
StrBufPrintf(IO->ErrMsg,
"Failed to get socket %d flags: %s",
IO->SendBuf.fd,
strerror(errno));
close(IO->SendBuf.fd);
IO->SendBuf.fd = IO->RecvBuf.fd = 0;
return eAbort;
}
fdflags = fdflags | O_NONBLOCK;
if (fcntl(IO->SendBuf.fd, F_SETFL, fdflags) < 0) {
EV_syslog(
LOG_ERR,
"EVENT: unable to set socket %d nonblocking flags! %s \n",
IO->SendBuf.fd,
strerror(errno));
StrBufPrintf(IO->ErrMsg,
"Failed to set socket flags: %s",
strerror(errno));
close(IO->SendBuf.fd);
IO->SendBuf.fd = IO->RecvBuf.fd = 0;
return eAbort;
}
/* TODO: maye we could use offsetof() to calc the position of data...
* http://doc.dvgu.ru/devel/ev.html#associating_custom_data_with_a_watcher
*/
ev_io_init(&IO->recv_event, IO_recv_callback, IO->RecvBuf.fd, EV_READ);
IO->recv_event.data = IO;
ev_io_init(&IO->send_event, IO_send_callback, IO->SendBuf.fd, EV_WRITE);
IO->send_event.data = IO;
ev_timer_init(&IO->conn_fail, IO_connfail_callback, conn_timeout, 0);
IO->conn_fail.data = IO;
ev_timer_init(&IO->rw_timeout, IO_Timeout_callback, first_rw_timeout,0);
IO->rw_timeout.data = IO;
/* for debugging you may bypass it like this:
* IO->Addr.sin_addr.s_addr = inet_addr("127.0.0.1");
* ((struct sockaddr_in)IO->ConnectMe->Addr).sin_addr.s_addr =
* inet_addr("127.0.0.1");
*/
if (IO->ConnectMe->IPv6) {
rc = connect(IO->SendBuf.fd,
&IO->ConnectMe->Addr,
sizeof(struct sockaddr_in6));
}
else {
/* If citserver is bound to a specific IP address on the host, make
* sure we use that address for outbound connections.
*/
memset(&egress_sin, 0, sizeof(egress_sin));
egress_sin.sin_family = AF_INET;
if (!IsEmptyStr(CtdlGetConfigStr("c_ip_addr"))) {
egress_sin.sin_addr.s_addr = inet_addr(CtdlGetConfigStr("c_ip_addr"));
if (egress_sin.sin_addr.s_addr == !INADDR_ANY) {
egress_sin.sin_addr.s_addr = INADDR_ANY;
}
/* If this bind fails, no problem; we can still use INADDR_ANY */
bind(IO->SendBuf.fd, (struct sockaddr *)&egress_sin, sizeof(egress_sin));
}
rc = connect(IO->SendBuf.fd,
(struct sockaddr_in *)&IO->ConnectMe->Addr,
sizeof(struct sockaddr_in));
}
if (rc >= 0){
SetEVState(IO, eIOConnNow);
EV_syslog(LOG_DEBUG, "connect() = %d immediate success.\n", IO->SendBuf.fd);
set_start_callback(event_base, IO, 0);
return IO->NextState;
}
else if (errno == EINPROGRESS) {
SetEVState(IO, eIOConnWait);
EV_syslog(LOG_DEBUG, "connect() = %d have to wait now.\n", IO->SendBuf.fd);
ev_io_init(&IO->conn_event,
IO_connestd_callback,
IO->SendBuf.fd,
EV_READ|EV_WRITE);
IO->conn_event.data = IO;
ev_io_start(event_base, &IO->conn_event);
ev_timer_start(event_base, &IO->conn_fail);
return IO->NextState;
}
else {
SetEVState(IO, eIOConnfail);
ev_idle_init(&IO->conn_fail_immediate,
IO_connfailimmediate_callback);
IO->conn_fail_immediate.data = IO;
ev_idle_start(event_base, &IO->conn_fail_immediate);
EV_syslog(LOG_ERR,
"connect() = %d failed: %s\n",
IO->SendBuf.fd,
strerror(errno));
StrBufPrintf(IO->ErrMsg,
"Failed to connect: %s",
strerror(errno));
return IO->NextState;
}
return IO->NextState;
}
int
main(int argc, char *argv[])
{
#if EV_MULTIPLICITY
lem_loop = ev_default_loop(LEM_LOOPFLAGS);
if (lem_loop == NULL) {
#else
if (!ev_default_loop(LEM_LOOPFLAGS)) {
#endif
lem_log_error("lem: error initializing event loop");
return EXIT_FAILURE;
}
if (setsignal(SIGPIPE, SIG_IGN, 0)
#if !EV_CHILD_ENABLE
|| setsignal(SIGCHLD, SIG_DFL, SA_NOCLDSTOP | SA_NOCLDWAIT)
#endif
)
goto error;
/* create main Lua state */
L = luaL_newstate();
if (L == NULL) {
lem_log_error("lem: error initializing Lua state");
goto error;
}
luaL_openlibs(L);
/* push thread table */
lua_newtable(L);
/* initialize runqueue */
ev_idle_init(&rq.w, runqueue_pop);
ev_idle_start(LEM_ &rq.w);
rq.queue = lem_xmalloc(LEM_INITIAL_QUEUESIZE
* sizeof(struct lem_runqueue_slot));
rq.first = rq.last = 0;
rq.mask = LEM_INITIAL_QUEUESIZE - 1;
/* initialize threadpool */
if (pool_init()) {
lem_log_error("lem: error initializing threadpool");
goto error;
}
/* load file */
if (queue_file(argc, argv, 1))
goto error;
/* start the mainloop */
ev_loop(LEM_ 0);
lem_debug("event loop exited");
/* if there is an error message left on L print it */
if (lua_type(L, -1) == LUA_TSTRING)
lem_log_error("lem: %s", lua_tostring(L, -1));
/* shutdown Lua */
lua_close(L);
/* free runqueue */
free(rq.queue);
/* destroy loop */
#if EV_MULTIPLICITY
ev_loop_destroy(lem_loop);
#else
ev_default_destroy();
#endif
lem_debug("Bye %s", exit_status == EXIT_SUCCESS ? "o/" : ":(");
return exit_status;
error:
if (L)
lua_close(L);
if (rq.queue)
free(rq.queue);
#if EV_MULTIPLICITY
ev_loop_destroy(lem_loop);
#else
ev_default_destroy();
#endif
return EXIT_FAILURE;
}