/** * Open location * * @v intf Data transfer interface * @v type Location type * @v args Remaining arguments depend upon location type * @ret rc Return status code */ int xfer_vopen ( struct interface *intf, int type, va_list args ) { switch ( type ) { case LOCATION_URI_STRING: { const char *uri_string = va_arg ( args, const char * ); return xfer_open_uri_string ( intf, uri_string ); } case LOCATION_URI: { struct uri *uri = va_arg ( args, struct uri * ); return xfer_open_uri ( intf, uri ); } case LOCATION_SOCKET: { int semantics = va_arg ( args, int ); struct sockaddr *peer = va_arg ( args, struct sockaddr * ); struct sockaddr *local = va_arg ( args, struct sockaddr * ); return xfer_open_socket ( intf, semantics, peer, local ); } default: DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " attempted to " "open unsupported location type %d\n", INTF_DBG ( intf ), type ); return -ENOTSUP; } }
/** * Open URI string * * @v intf Data transfer interface * @v uri_string URI string (e.g. "http://ipxe.org/kernel") * @ret rc Return status code * * The URI will be regarded as being relative to the current working * URI (see churi()). */ int xfer_open_uri_string ( struct interface *intf, const char *uri_string ) { struct uri *uri; int rc; DBGC ( INTF_COL ( intf ), "INTF " INTF_FMT " opening URI %s\n", INTF_DBG ( intf ), uri_string ); uri = parse_uri ( uri_string ); if ( ! uri ) return -ENOMEM; rc = xfer_open_uri ( intf, uri ); uri_put ( uri ); return rc; }