// SPDX-License-Identifier: GPL-2.0+ /* * Host Side support for RNDIS Networking Links * Copyright (C) 2005 by David Brownell */ #ifndef __LINUX_USB_RNDIS_HOST_H #define __LINUX_USB_RNDIS_HOST_H #include <linux/rndis.h> /* * CONTROL uses CDC "encapsulated commands" with funky notifications. * - control-out: SEND_ENCAPSULATED * - interrupt-in: RESPONSE_AVAILABLE * - control-in: GET_ENCAPSULATED * * We'll try to ignore the RESPONSE_AVAILABLE notifications. * * REVISIT some RNDIS implementations seem to have curious issues still * to be resolved. */ struct rndis_msg_hdr { … } __attribute__ ((packed)); /* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */ #define CONTROL_BUFFER_SIZE … /* RNDIS defines an (absurdly huge) 10 second control timeout, * but ActiveSync seems to use a more usual 5 second timeout * (which matches the USB 2.0 spec). */ #define RNDIS_CONTROL_TIMEOUT_MS … struct rndis_data_hdr { … } __attribute__ ((packed)); struct rndis_init { … } __attribute__ ((packed)); struct rndis_init_c { … } __attribute__ ((packed)); struct rndis_halt { … } __attribute__ ((packed)); struct rndis_query { … } __attribute__ ((packed)); struct rndis_query_c { … } __attribute__ ((packed)); struct rndis_set { … } __attribute__ ((packed)); struct rndis_set_c { … } __attribute__ ((packed)); struct rndis_reset { … } __attribute__ ((packed)); struct rndis_reset_c { … } __attribute__ ((packed)); struct rndis_indicate { … } __attribute__ ((packed)); struct rndis_keepalive { … } __attribute__ ((packed)); struct rndis_keepalive_c { … } __attribute__ ((packed)); /* default filter used with RNDIS devices */ #define RNDIS_DEFAULT_FILTER … /* Flags to require specific physical medium type for generic_rndis_bind() */ #define FLAG_RNDIS_PHYM_NOT_WIRELESS … #define FLAG_RNDIS_PHYM_WIRELESS … /* Flags for driver_info::data */ #define RNDIS_DRIVER_DATA_POLL_STATUS … #define RNDIS_DRIVER_DATA_DST_MAC_FIXUP … extern void rndis_status(struct usbnet *dev, struct urb *urb); extern int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf, int buflen); extern int generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags); extern void rndis_unbind(struct usbnet *dev, struct usb_interface *intf); extern int rndis_rx_fixup(struct usbnet *dev, struct sk_buff *skb); extern struct sk_buff * rndis_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags); #endif /* __LINUX_USB_RNDIS_HOST_H */
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