BOOL transport_bio_buffered_drain(BIO *bio)
{
int status;
rdpTcp* tcp = (rdpTcp*) bio->ptr;
if (!ringbuffer_used(&tcp->xmitBuffer))
return 1;
status = transport_bio_buffered_write(bio, NULL, 0);
return status >= 0;
}
static long transport_bio_buffered_ctrl(BIO* bio, int cmd, long arg1, void* arg2)
{
int status = -1;
WINPR_BIO_BUFFERED_SOCKET* ptr = (WINPR_BIO_BUFFERED_SOCKET*) BIO_get_data(bio);
switch (cmd)
{
case BIO_CTRL_FLUSH:
if (!ringbuffer_used(&ptr->xmitBuffer))
status = 1;
else
status = (transport_bio_buffered_write(bio, NULL, 0) >= 0) ? 1 : -1;
break;
case BIO_CTRL_WPENDING:
status = ringbuffer_used(&ptr->xmitBuffer);
break;
case BIO_CTRL_PENDING:
status = 0;
break;
case BIO_C_READ_BLOCKED:
status = (int) ptr->readBlocked;
break;
case BIO_C_WRITE_BLOCKED:
status = (int) ptr->writeBlocked;
break;
default:
status = BIO_ctrl(BIO_next(bio), cmd, arg1, arg2);
break;
}
return status;
}
