static void
bufferevent_run_deferred_callbacks_unlocked(struct deferred_cb *_, void *arg)
{
struct bufferevent_private *bufev_private = arg;
struct bufferevent *bufev = &bufev_private->bev;
BEV_LOCK(bufev);
#define UNLOCKED(stmt) \
do { BEV_UNLOCK(bufev); stmt; BEV_LOCK(bufev); } while(0)
if ((bufev_private->eventcb_pending & BEV_EVENT_CONNECTED) &&
bufev->errorcb) {
/* The "connected" happened before any reads or writes, so
send it first. */
bufferevent_event_cb errorcb = bufev->errorcb;
void *cbarg = bufev->cbarg;
bufev_private->eventcb_pending &= ~BEV_EVENT_CONNECTED;
UNLOCKED(errorcb(bufev, BEV_EVENT_CONNECTED, cbarg));
}
if (bufev_private->readcb_pending && bufev->readcb) {
bufferevent_data_cb readcb = bufev->readcb;
void *cbarg = bufev->cbarg;
bufev_private->readcb_pending = 0;
UNLOCKED(readcb(bufev, cbarg));
}
if (bufev_private->writecb_pending && bufev->writecb) {
bufferevent_data_cb writecb = bufev->writecb;
void *cbarg = bufev->cbarg;
bufev_private->writecb_pending = 0;
UNLOCKED(writecb(bufev, cbarg));
}
if (bufev_private->eventcb_pending && bufev->errorcb) {
bufferevent_event_cb errorcb = bufev->errorcb;
void *cbarg = bufev->cbarg;
short what = bufev_private->eventcb_pending;
int err = bufev_private->errno_pending;
bufev_private->eventcb_pending = 0;
bufev_private->errno_pending = 0;
EVUTIL_SET_SOCKET_ERROR(err);
UNLOCKED(errorcb(bufev,what,cbarg));
}
_bufferevent_decref_and_unlock(bufev);
#undef UNLOCKED
}
static void
eventcb(struct bufferevent *bev, short what, void *ctx)
{
struct bufferevent *partner = ctx;
if (what & (BEV_EVENT_EOF|BEV_EVENT_ERROR)) {
if (what & BEV_EVENT_ERROR) {
unsigned long err;
while ((err = (bufferevent_get_openssl_error(bev)))) {
const char *msg = (const char*)
ERR_reason_error_string(err);
const char *lib = (const char*)
ERR_lib_error_string(err);
const char *func = (const char*)
ERR_func_error_string(err);
fprintf(stderr,
"%s in %s %s\n", msg, lib, func);
}
if (errno)
perror("connection error");
}
if (partner) {
/* Flush all pending data */
readcb(bev, ctx);
if (evbuffer_get_length(
bufferevent_get_output(partner))) {
/* We still have to flush data from the other
* side, but when that's done, close the other
* side. */
bufferevent_setcb(partner,
NULL, close_on_finished_writecb,
eventcb, NULL);
bufferevent_disable(partner, EV_READ);
} else {
/* We have nothing left to say to the other
* side; close it. */
bufferevent_free(partner);
}
}
bufferevent_free(bev);
}
}
static void
eventcb (struct bufferevent *bev, short what, void *ctx)
{
struct bufferevent *
partner = getpartner (bev, (pcallback_info) ctx);
if (what & (BEV_EVENT_EOF | BEV_EVENT_ERROR))
{
if (what & BEV_EVENT_ERROR)
{
if (errno)
perror ("connection error");
}
if (partner)
{
/* Flush all pending data */
readcb (bev, ctx);
if (evbuffer_get_length (bufferevent_get_output (partner)))
{
/* We still have to flush data from the other
* side, but when that's done, close the other
* side. */
bufferevent_setcb (partner,
NULL, close_on_finished_writecb,
eventcb, NULL);
bufferevent_disable (partner, EV_READ);
}
else
{
/* We have nothing left to say to the other
* side; close it. */
bufferevent_free (partner);
}
}
bufferevent_free (bev);
}
}
