void get_status(gu::Status& status) const
{
for (CtxList::const_iterator i(down_context_.begin());
i != down_context_.end(); ++i)
{
(*i)->get_status(status);
}
handle_get_status(status);
}
/**
* Looks into the SETUPDAT data and dispatches to the callback handlers.
*
* Note that this code will handshake the packet for all callbacks except
* handle_vendorcommand(). This code *used* to handshake those too, but as it
* is not required by the specification to do so (for packets with a DATA
* segment) it doesn't do it anymore.
*/
void handle_setupdata() {
BOOL handshake = TRUE;
//printf ( "Handle setupdat: %02x\n", SETUPDAT[1] );
switch ( SETUPDAT[1] ) {
case GET_STATUS:
if (!handle_get_status())
STALLEP0();
break;
case CLEAR_FEATURE:
if (!handle_clear_feature()) {
STALLEP0();
}
break;
case SET_FEATURE:
if (!handle_set_feature()) {
STALLEP0();
}
break;
case GET_DESCRIPTOR:
handle_get_descriptor();
break;
case GET_CONFIGURATION:
EP0BUF[0] = handle_get_configuration();
EP0BCH=0;
EP0BCL=1;
break;
case SET_CONFIGURATION:
// user callback
if( !handle_set_configuration(SETUPDAT[2])) {
STALLEP0();
}
break;
case GET_INTERFACE:
{
BYTE alt_ifc;
if (!handle_get_interface(SETUPDAT[4],&alt_ifc)) {
STALLEP0();
} else {
EP0BUF[0] = alt_ifc;
EP0BCH=0;
EP0BCL=1;
}
}
break;
case SET_INTERFACE:
// user callback
if ( !handle_set_interface(SETUPDAT[4],SETUPDAT[2])) {
STALLEP0();
}
break;
default:
if (handle_vendorcommand(SETUPDAT[1])) {
handshake = FALSE;
} else {
printf ( "Unhandled Vendor Command: %02x\n" , SETUPDAT[1] );
STALLEP0();
}
}
// do the handshake
if(handshake) {
EP0CS |= bmHSNAK;
}
}
