static int gnutls_Shutdown(vlc_tls_t *tls, bool duplex)
{
gnutls_session_t session = tls->sys;
ssize_t val;
/* Flush any pending data */
val = gnutls_record_uncork(session, 0);
if (val < 0)
return gnutls_Error(tls, val);
val = gnutls_bye(session, duplex ? GNUTLS_SHUT_RDWR : GNUTLS_SHUT_WR);
if (val < 0)
return gnutls_Error(tls, val);
return 0;
}
static int gnutls_Shutdown(vlc_tls_t *tls, bool duplex)
{
gnutls_session_t session = tls->sys;
int val = gnutls_bye(session, duplex ? GNUTLS_SHUT_RDWR : GNUTLS_SHUT_WR);
return (val < 0) ? gnutls_Error(tls, val) : 0;
}
static ssize_t gnutls_Recv (vlc_tls_t *tls, void *buf, size_t length)
{
gnutls_session_t session = tls->sys;
ssize_t val = gnutls_record_recv (session, buf, length);
return (val < 0) ? gnutls_Error (tls, val) : val;
}
/**
* Receives data through a TLS session.
*/
static int gnutls_Recv (void *opaque, void *buf, size_t length)
{
assert (opaque != NULL);
vlc_tls_t *tls = opaque;
gnutls_session_t session = tls->sys;
int val = gnutls_record_recv (session, buf, length);
return (val < 0) ? gnutls_Error (tls, val) : val;
}
static ssize_t gnutls_Recv(vlc_tls_t *tls, struct iovec *iov, unsigned count)
{
gnutls_session_t session = tls->sys;
size_t rcvd = 0;
while (count > 0)
{
ssize_t val = gnutls_record_recv(session, iov->iov_base, iov->iov_len);
if (val < 0)
return rcvd ? (ssize_t)rcvd : gnutls_Error(tls, val);
rcvd += val;
if ((size_t)val < iov->iov_len)
break;
iov++;
count--;
}
return rcvd;
}
static ssize_t gnutls_Send (vlc_tls_t *tls, const struct iovec *iov,
unsigned count)
{
gnutls_session_t session = tls->sys;
ssize_t val;
if (!gnutls_record_check_corked(session))
{
gnutls_record_cork(session);
while (count > 0)
{
val = gnutls_record_send(session, iov->iov_base, iov->iov_len);
if (val < (ssize_t)iov->iov_len)
break;
iov++;
count--;
}
}
val = gnutls_record_uncork(session, 0);
return (val < 0) ? gnutls_Error (tls, val) : val;
}
