-/* Copyright (C) 2007-2014 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2015 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
*
#ifndef _NET_BATMAN_ADV_PACKET_H_
#define _NET_BATMAN_ADV_PACKET_H_
+#include <asm/byteorder.h>
+#include <linux/types.h>
+
/**
* enum batadv_packettype - types for batman-adv encapsulated packets
* @BATADV_IV_OGM: originator messages for B.A.T.M.A.N. IV
* transport the claim type and the group id
*/
struct batadv_bla_claim_dst {
- uint8_t magic[3]; /* FF:43:05 */
- uint8_t type; /* bla_claimframe */
+ u8 magic[3]; /* FF:43:05 */
+ u8 type; /* bla_claimframe */
__be16 group; /* group id */
};
* @tvlv_len: length of tvlv data following the ogm header
*/
struct batadv_ogm_packet {
- uint8_t packet_type;
- uint8_t version;
- uint8_t ttl;
- uint8_t flags;
- __be32 seqno;
- uint8_t orig[ETH_ALEN];
- uint8_t prev_sender[ETH_ALEN];
- uint8_t reserved;
- uint8_t tq;
- __be16 tvlv_len;
+ u8 packet_type;
+ u8 version;
+ u8 ttl;
+ u8 flags;
+ __be32 seqno;
+ u8 orig[ETH_ALEN];
+ u8 prev_sender[ETH_ALEN];
+ u8 reserved;
+ u8 tq;
+ __be16 tvlv_len;
/* __packed is not needed as the struct size is divisible by 4,
* and the largest data type in this struct has a size of 4.
*/
* members are padded the same way as they are in real packets.
*/
struct batadv_icmp_header {
- uint8_t packet_type;
- uint8_t version;
- uint8_t ttl;
- uint8_t msg_type; /* see ICMP message types above */
- uint8_t dst[ETH_ALEN];
- uint8_t orig[ETH_ALEN];
- uint8_t uid;
- uint8_t align[3];
+ u8 packet_type;
+ u8 version;
+ u8 ttl;
+ u8 msg_type; /* see ICMP message types above */
+ u8 dst[ETH_ALEN];
+ u8 orig[ETH_ALEN];
+ u8 uid;
+ u8 align[3];
};
/**
* @seqno: ICMP sequence number
*/
struct batadv_icmp_packet {
- uint8_t packet_type;
- uint8_t version;
- uint8_t ttl;
- uint8_t msg_type; /* see ICMP message types above */
- uint8_t dst[ETH_ALEN];
- uint8_t orig[ETH_ALEN];
- uint8_t uid;
- uint8_t reserved;
- __be16 seqno;
+ u8 packet_type;
+ u8 version;
+ u8 ttl;
+ u8 msg_type; /* see ICMP message types above */
+ u8 dst[ETH_ALEN];
+ u8 orig[ETH_ALEN];
+ u8 uid;
+ u8 reserved;
+ __be16 seqno;
};
#define BATADV_RR_LEN 16
* @rr: route record array
*/
struct batadv_icmp_packet_rr {
- uint8_t packet_type;
- uint8_t version;
- uint8_t ttl;
- uint8_t msg_type; /* see ICMP message types above */
- uint8_t dst[ETH_ALEN];
- uint8_t orig[ETH_ALEN];
- uint8_t uid;
- uint8_t rr_cur;
- __be16 seqno;
- uint8_t rr[BATADV_RR_LEN][ETH_ALEN];
+ u8 packet_type;
+ u8 version;
+ u8 ttl;
+ u8 msg_type; /* see ICMP message types above */
+ u8 dst[ETH_ALEN];
+ u8 orig[ETH_ALEN];
+ u8 uid;
+ u8 rr_cur;
+ __be16 seqno;
+ u8 rr[BATADV_RR_LEN][ETH_ALEN];
};
#define BATADV_ICMP_MAX_PACKET_SIZE sizeof(struct batadv_icmp_packet_rr)
* @dest: originator destination of the unicast packet
*/
struct batadv_unicast_packet {
- uint8_t packet_type;
- uint8_t version;
- uint8_t ttl;
- uint8_t ttvn; /* destination translation table version number */
- uint8_t dest[ETH_ALEN];
+ u8 packet_type;
+ u8 version;
+ u8 ttl;
+ u8 ttvn; /* destination translation table version number */
+ u8 dest[ETH_ALEN];
/* "4 bytes boundary + 2 bytes" long to make the payload after the
* following ethernet header again 4 bytes boundary aligned
*/
*/
struct batadv_unicast_4addr_packet {
struct batadv_unicast_packet u;
- uint8_t src[ETH_ALEN];
- uint8_t subtype;
- uint8_t reserved;
+ u8 src[ETH_ALEN];
+ u8 subtype;
+ u8 reserved;
/* "4 bytes boundary + 2 bytes" long to make the payload after the
* following ethernet header again 4 bytes boundary aligned
*/
* @total_size: size of the merged packet
*/
struct batadv_frag_packet {
- uint8_t packet_type;
- uint8_t version; /* batman version field */
- uint8_t ttl;
+ u8 packet_type;
+ u8 version; /* batman version field */
+ u8 ttl;
#if defined(__BIG_ENDIAN_BITFIELD)
- uint8_t no:4;
- uint8_t reserved:4;
+ u8 no:4;
+ u8 reserved:4;
#elif defined(__LITTLE_ENDIAN_BITFIELD)
- uint8_t reserved:4;
- uint8_t no:4;
+ u8 reserved:4;
+ u8 no:4;
#else
#error "unknown bitfield endianness"
#endif
- uint8_t dest[ETH_ALEN];
- uint8_t orig[ETH_ALEN];
- __be16 seqno;
- __be16 total_size;
+ u8 dest[ETH_ALEN];
+ u8 orig[ETH_ALEN];
+ __be16 seqno;
+ __be16 total_size;
};
/**
* @orig: originator of the broadcast packet
*/
struct batadv_bcast_packet {
- uint8_t packet_type;
- uint8_t version; /* batman version field */
- uint8_t ttl;
- uint8_t reserved;
- __be32 seqno;
- uint8_t orig[ETH_ALEN];
+ u8 packet_type;
+ u8 version; /* batman version field */
+ u8 ttl;
+ u8 reserved;
+ __be32 seqno;
+ u8 orig[ETH_ALEN];
/* "4 bytes boundary + 2 bytes" long to make the payload after the
* following ethernet header again 4 bytes boundary aligned
*/
* @coded_len: length of network coded part of the payload
*/
struct batadv_coded_packet {
- uint8_t packet_type;
- uint8_t version; /* batman version field */
- uint8_t ttl;
- uint8_t first_ttvn;
- /* uint8_t first_dest[ETH_ALEN]; - saved in mac header destination */
- uint8_t first_source[ETH_ALEN];
- uint8_t first_orig_dest[ETH_ALEN];
- __be32 first_crc;
- uint8_t second_ttl;
- uint8_t second_ttvn;
- uint8_t second_dest[ETH_ALEN];
- uint8_t second_source[ETH_ALEN];
- uint8_t second_orig_dest[ETH_ALEN];
- __be32 second_crc;
- __be16 coded_len;
+ u8 packet_type;
+ u8 version; /* batman version field */
+ u8 ttl;
+ u8 first_ttvn;
+ /* u8 first_dest[ETH_ALEN]; - saved in mac header destination */
+ u8 first_source[ETH_ALEN];
+ u8 first_orig_dest[ETH_ALEN];
+ __be32 first_crc;
+ u8 second_ttl;
+ u8 second_ttvn;
+ u8 second_dest[ETH_ALEN];
+ u8 second_source[ETH_ALEN];
+ u8 second_orig_dest[ETH_ALEN];
+ __be32 second_crc;
+ __be16 coded_len;
};
#pragma pack()
* @align: 2 bytes to align the header to a 4 byte boundary
*/
struct batadv_unicast_tvlv_packet {
- uint8_t packet_type;
- uint8_t version; /* batman version field */
- uint8_t ttl;
- uint8_t reserved;
- uint8_t dst[ETH_ALEN];
- uint8_t src[ETH_ALEN];
- __be16 tvlv_len;
- uint16_t align;
+ u8 packet_type;
+ u8 version; /* batman version field */
+ u8 ttl;
+ u8 reserved;
+ u8 dst[ETH_ALEN];
+ u8 src[ETH_ALEN];
+ __be16 tvlv_len;
+ u16 align;
};
/**
* @len: tvlv container length
*/
struct batadv_tvlv_hdr {
- uint8_t type;
- uint8_t version;
- __be16 len;
+ u8 type;
+ u8 version;
+ __be16 len;
};
/**
* one batadv_tvlv_tt_vlan_data object per announced vlan
*/
struct batadv_tvlv_tt_data {
- uint8_t flags;
- uint8_t ttvn;
- __be16 num_vlan;
+ u8 flags;
+ u8 ttvn;
+ __be16 num_vlan;
};
/**
* @reserved: unused, useful for alignment purposes
*/
struct batadv_tvlv_tt_vlan_data {
- __be32 crc;
- __be16 vid;
- uint16_t reserved;
+ __be32 crc;
+ __be16 vid;
+ u16 reserved;
};
/**
* @vid: VLAN identifier
*/
struct batadv_tvlv_tt_change {
- uint8_t flags;
- uint8_t reserved[3];
- uint8_t addr[ETH_ALEN];
+ u8 flags;
+ u8 reserved[3];
+ u8 addr[ETH_ALEN];
__be16 vid;
};
* @vid: VLAN identifier
*/
struct batadv_tvlv_roam_adv {
- uint8_t client[ETH_ALEN];
+ u8 client[ETH_ALEN];
__be16 vid;
};
* @reserved: reserved field
*/
struct batadv_tvlv_mcast_data {
- uint8_t flags;
- uint8_t reserved[3];
+ u8 flags;
+ u8 reserved[3];
};
#endif /* _NET_BATMAN_ADV_PACKET_H_ */
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