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libuv.c: Service fd with LWS_POLLHUP on poll errors

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Alex Hultman 2016-03-02 11:39:37 +01:00 • committed by Andy Green
parent 442ae80b87
commit fe16003644
1 changed files with 24 additions and 14 deletions
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38
lib/libuv.c
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@ -31,26 +31,36 @@ lws_feature_status_libuv(struct lws_context_creation_info *info)
}
static void
lws_accept_cb(uv_poll_t *watcher, int status, int revents)
lws_io_cb(uv_poll_t *watcher, int status, int revents)
{
struct lws_io_watcher *lws_io = container_of(watcher,
struct lws_io_watcher, uv_watcher);
struct lws_context *context = lws_io->context;
struct lws_pollfd eventfd;
if (status < 0)
return;
eventfd.fd = watcher->io_watcher.fd;
eventfd.events = 0;
eventfd.revents = 0;
if (revents & UV_READABLE) {
eventfd.events |= LWS_POLLIN;
eventfd.revents |= LWS_POLLIN;
}
if (revents & UV_WRITABLE) {
eventfd.events |= LWS_POLLOUT;
eventfd.revents |= LWS_POLLOUT;
if (status < 0) {
/* at this point status will be an UV error, like UV_EBADF,
we treat all errors as LWS_POLLHUP */
/* you might want to return; instead of servicing the fd in some cases */
if (status == UV_EAGAIN)
return;
eventfd.events |= LWS_POLLHUP;
eventfd.revents |= LWS_POLLHUP;
} else {
if (revents & UV_READABLE) {
eventfd.events |= LWS_POLLIN;
eventfd.revents |= LWS_POLLIN;
}
if (revents & UV_WRITABLE) {
eventfd.events |= LWS_POLLOUT;
eventfd.revents |= LWS_POLLOUT;
}
}
lws_service_fd(context, &eventfd);
}
@ -122,7 +132,7 @@ lws_uv_initloop(struct lws_context *context, uv_loop_t *loop, uv_signal_cb cb,
uv_poll_init(pt->io_loop_uv, &wsi->w_read.uv_watcher,
pt->lserv_fd);
uv_poll_start(&wsi->w_read.uv_watcher, UV_READABLE,
lws_accept_cb);
lws_io_cb);
}
uv_timer_init(pt->io_loop_uv, &pt->uv_timeout_watcher);
@ -213,7 +223,7 @@ lws_libuv_io(struct lws *wsi, int flags)
if (flags & LWS_EV_READ)
current_events |= UV_READABLE;
uv_poll_start(&w->uv_watcher, current_events, lws_accept_cb);
uv_poll_start(&w->uv_watcher, current_events, lws_io_cb);
} else {
if (flags & LWS_EV_WRITE)
current_events &= ~UV_WRITABLE;
@ -225,7 +235,7 @@ lws_libuv_io(struct lws *wsi, int flags)
uv_poll_stop(&w->uv_watcher);
else
uv_poll_start(&w->uv_watcher, current_events,
lws_accept_cb);
lws_io_cb);
}
}