include/net/rmnet_config.h

/* Copyright (c) 2016, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * RMNET Data config definition
 */

#ifndef _RMNET_CONFIG_H_
#define _RMNET_CONFIG_H_

#include <linux/skbuff.h>

struct rmnet_phys_ep_conf_s {
	void (*recycle)(struct sk_buff *); /* Destruct function */
	void *config;
};

struct rmnet_map_header_s {
#ifndef RMNET_USE_BIG_ENDIAN_STRUCTS
	uint8_t  pad_len:6;
	uint8_t  reserved_bit:1;
	uint8_t  cd_bit:1;
#else
	uint8_t  cd_bit:1;
	uint8_t  reserved_bit:1;
	uint8_t  pad_len:6;
#endif /* RMNET_USE_BIG_ENDIAN_STRUCTS */
	uint8_t  mux_id;
	uint16_t pkt_len;
}  __aligned(1);

#define RMNET_MAP_GET_MUX_ID(Y) (((struct rmnet_map_header_s *)Y->data)->mux_id)
#define RMNET_MAP_GET_CD_BIT(Y) (((struct rmnet_map_header_s *)Y->data)->cd_bit)
#define RMNET_MAP_GET_PAD(Y) (((struct rmnet_map_header_s *)Y->data)->pad_len)
#define RMNET_MAP_GET_CMD_START(Y) ((struct rmnet_map_control_command_s *) \
				  (Y->data + sizeof(struct rmnet_map_header_s)))
#define RMNET_MAP_GET_LENGTH(Y) (ntohs( \
			       ((struct rmnet_map_header_s *)Y->data)->pkt_len))

#endif /* _RMNET_CONFIG_H_ */