void echo_client_wcb_send(EV_P_ ev_io *w, int tev)
{
int sent_nb;
echo_client_t *c = aux_memberof(echo_client_t, wev_send, w);
sent_nb = aux_unix_send(w->fd, c->to_send_beg, c->to_send_size);
/* sent_nb = aux_unix_send(w->fd, OUTPUT, sizeof(OUTPUT) - 1); */
/* fprintf(stderr, "sent %d bytes (%d: %s)\n", sent_nb, errno, strerror(errno)); */
if (0 > sent_nb)
{
if (EAGAIN == errno)
{
return;
}
fprintf(stderr, "send error fd=%d (%d: %s)\n", w->fd, errno, strerror(errno));
echo_client_del(c);
return;
}
c->to_send_beg += sent_nb;
c->to_send_size -= sent_nb;
if (c->to_send_size > 0)
{
return;
}
ev_io_stop(loop, &c->wev_send);
}
int client_send(client_t *c)
{
int nb = aux_unix_send(c->wev_recv.fd, REQUEST, sizeof(REQUEST) - 1);
c->ts = ev_now(loop);
/* fprintf(stderr, "send fd=%d\n", c->wev_recv.fd); */
if (0 > nb)
{
fprintf(stderr, "send error fd=%d (%d: %s)\n", c->wev_recv.fd, errno, strerror(errno));
client_del(c);
return -1;
}
return 0;
}
static
void ugh_subreq_wcb_send(EV_P_ ev_io *w, int tev)
{
int rc;
ugh_subreq_t *r = aux_memberof(ugh_subreq_t, wev_send, w);
/* errno = 0; */
rc = aux_unix_send(w->fd, r->b_send.data + r->b_send.rpos, r->b_send.wpos - r->b_send.rpos);
log_debug("subreq send: %d: %.*s", rc, (int) (r->b_send.wpos - r->b_send.rpos), r->b_send.data + r->b_send.rpos);
if (0 > rc)
{
log_warn("send error %.*s%s%.*s (%d: %s)", (int) r->u.uri.size, r->u.uri.data, r->u.args.size ? "?" : "", (int) r->u.args.size, r->u.args.data, errno, aux_strerror(errno));
ugh_subreq_del(r, UGH_UPSTREAM_FT_ERROR);
return;
}
/* log_debug("send %d bytes", rc); */
if (0 == rc)
{
return;
}
if (UGH_TIMEOUT_ONCE == r->timeout_type)
{
ev_timer_again(loop, &r->wev_timeout);
}
r->b_send.rpos += rc;
if (r->b_send.rpos == r->b_send.wpos)
{
ev_io_stop(loop, &r->wev_send);
ev_io_start(loop, &r->wev_recv);
return;
}
}
void echo_client_wcb_recv(EV_P_ ev_io *w, int tev)
{
int nb;
echo_client_t *c = aux_memberof(echo_client_t, wev_recv, w);
int rem_size = c->to_send + TO_SEND_SIZE - (c->to_send_beg + c->to_send_size);
if (rem_size < 32)
{
/* fprintf(stderr, "rem_size=%d, c->to_send_size=%u, fd=%d\n", rem_size, (unsigned) c->to_send_size, w->fd); */
memcpy(c->to_send, c->to_send_beg, c->to_send_size);
c->to_send_beg = c->to_send;
rem_size = TO_SEND_SIZE - c->to_send_size;
/* fprintf(stderr, "rem_size=%d\n", rem_size); */
}
nb = aux_unix_recv(w->fd, c->to_send_beg + c->to_send_size, rem_size);
/* fprintf(stderr, "recv %d bytes (%d: %s) %.*s\n", nb, errno, strerror(errno), nb, buf); */
if (0 > nb)
{
if (EAGAIN == errno)
{
ev_timer_again(loop, &c->wev_timeout);
return;
}
fprintf(stderr, "recv error fd=%d (%d: %s)\n", w->fd, errno, strerror(errno));
echo_client_del(c);
return;
}
if (0 == nb)
{
/* fprintf(stderr, "recv done fd=%d\n", w->fd); */
/* echo_client_del(c); */
return;
}
c->to_send_size += nb;
int sent_nb;
sent_nb = aux_unix_send(w->fd, c->to_send_beg, c->to_send_size);
/* nb = aux_unix_send(w->fd, OUTPUT, sizeof(OUTPUT) - 1); */
/* fprintf(stderr, "sent %d bytes (%d: %s)\n", nb, errno, strerror(errno)); */
if (0 > sent_nb)
{
if (EAGAIN == errno)
{
ev_io_start(loop, &c->wev_send);
return;
}
fprintf(stderr, "send error fd=%d (%d: %s)\n", w->fd, errno, strerror(errno));
echo_client_del(c);
return;
}
c->to_send_beg += sent_nb;
c->to_send_size -= sent_nb;
if (c->to_send_size > 0)
{
ev_io_start(loop, &c->wev_send);
return;
}
#if 0
nb = aux_unix_send(w->fd, buf, nb);
/* fprintf(stderr, "sent %d bytes (%d: %s)\n", nb, errno, strerror(errno)); */
if (0 > nb)
{
fprintf(stderr, "send error fd=%d (%d: %s)\n", w->fd, errno, strerror(errno));
echo_client_del(c);
return;
}
ev_timer_again(loop, &c->wev_timeout);
#endif
}