int sock_recv_used (const sock_type *s)
{
const recv_data *r;
const recv_buf *p;
int i, len;
switch (_chk_socket(s))
{
case VALID_UDP:
r = (const recv_data*) s->udp.rx_data;
p = (const recv_buf*) r->recv_bufs;
if (r->recv_sig != RECV_USED)
return (-1);
for (i = len = 0; i < r->recv_bufnum; i++, p++)
if (p->buf_sig == RECV_USED)
len += abs (p->buf_len); /* -1 -> 1 */
return (len);
#if !defined(USE_UDP_ONLY)
case VALID_TCP:
r = (const recv_data*) s->tcp.rx_data;
if (r->recv_sig != RECV_USED)
return (-1);
return (s->tcp.rx_datalen);
#endif
}
return (0);
}
int sock_recv_used (udp_Socket *s)
{
recv_data *r;
recv_buf *p;
int i, len;
switch (_chk_socket((sock_type*)s))
{
case VALID_UDP:
r = (recv_data*)s->rdata;
p = (recv_buf*) r->recv_bufs;
if (r->recv_sig != RECV_USED)
return (-1);
for (i = len = 0; i < r->recv_bufnum; i++, p++)
if (p->buf_sig == RECV_USED)
len += abs (p->buf_len);
return (len);
#if !defined(USE_UDP_ONLY)
case VALID_TCP:
{
tcp_Socket *t = (tcp_Socket*)s;
r = (recv_data*) t->rdata;
if (r->recv_sig != RECV_USED)
return (-1);
return (t->rdatalen);
}
#endif
}
return (0);
}
/**
* Core-style: \n
* Return 'watt_sockaddr' for peer in a UDP/TCP connection.
*/
int _getpeername (const sock_type *s, void *dest, int *len)
{
struct watt_sockaddr temp;
size_t ltemp;
int chk = _chk_socket (s);
if (!s->tcp.hisaddr || !s->tcp.hisport ||
(chk != VALID_UDP && chk != VALID_TCP))
{
if (len)
*len = 0;
return (-1);
}
memset (&temp, 0, sizeof(temp));
temp.s_ip = s->tcp.hisaddr;
temp.s_port = s->tcp.hisport;
temp.s_type = s->tcp.ip_type;
/* how much do we move?
*/
ltemp = (len ? *(size_t*)len : sizeof(struct watt_sockaddr));
if (ltemp > sizeof (struct watt_sockaddr))
ltemp = sizeof (struct watt_sockaddr);
memcpy (dest, &temp, ltemp);
if (len)
*len = ltemp;
return (0);
}
