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#include <stdlib.h>
#include <sys/time.h>
#include "runes.h"
#include "loop.h"
struct runes_loop_data {
struct event *event;
void *t;
int (*cb)(void*);
};
struct runes_loop_timer_data {
struct event *event;
struct timeval *timeout;
void *t;
void (*cb)(void*);
};
static void runes_loop_work_cb(evutil_socket_t fd, short what, void *arg);
static void runes_loop_timer_cb(evutil_socket_t fd, short what, void *arg);
static void runes_loop_free_timer_data(struct runes_loop_timer_data *data);
RunesLoop *runes_loop_new()
{
RunesLoop *loop;
loop = calloc(1, sizeof(RunesLoop));
loop->base = event_base_new();
return loop;
}
void runes_loop_run(RunesLoop *loop)
{
event_base_dispatch(loop->base);
}
void runes_loop_stop(RunesLoop *loop)
{
event_base_loopbreak(loop->base);
}
void runes_loop_start_work(
RunesLoop *loop, int fd, void *t, int (*cb)(void*))
{
struct runes_loop_data *data;
data = malloc(sizeof(struct runes_loop_data));
data->event = event_new(loop->base, fd, EV_READ, runes_loop_work_cb, data);
data->t = t;
data->cb = cb;
event_add(data->event, NULL);
}
void *runes_loop_timer_set(
RunesLoop *loop, int timeout, void *t, void (*cb)(void*))
{
struct runes_loop_timer_data *data;
data = malloc(sizeof(struct runes_loop_timer_data));
data->event = event_new(loop->base, -1, 0, runes_loop_timer_cb, data);
data->t = t;
data->cb = cb;
data->timeout = malloc(sizeof(struct timeval));
data->timeout->tv_sec = 0;
while (timeout >= 1000) {
data->timeout->tv_sec += 1;
timeout -= 1000;
}
data->timeout->tv_usec = timeout * 1000;
event_add(data->event, data->timeout);
return (void *)data;
}
void runes_loop_timer_clear(RunesLoop *loop, void *arg)
{
struct runes_loop_timer_data *data = arg;
UNUSED(loop);
event_del(data->event);
runes_loop_free_timer_data(data);
}
void runes_loop_delete(RunesLoop *loop)
{
event_base_free(loop->base);
free(loop);
}
static void runes_loop_work_cb(evutil_socket_t fd, short what, void *arg)
{
struct runes_loop_data *data = arg;
UNUSED(fd);
UNUSED(what);
if (data->cb(data->t)) {
event_add(data->event, NULL);
}
else {
event_free(data->event);
free(data);
}
}
static void runes_loop_timer_cb(evutil_socket_t fd, short what, void *arg)
{
struct runes_loop_timer_data *data = arg;
UNUSED(fd);
UNUSED(what);
data->cb(data->t);
runes_loop_free_timer_data(data);
}
static void runes_loop_free_timer_data(struct runes_loop_timer_data *data)
{
event_free(data->event);
free(data->timeout);
free(data);
}
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