[mirror_ubuntu-artful-kernel.git] / drivers / staging / bcm / Protocol.h

/************************************
*	Protocol.h
*************************************/
#ifndef	__PROTOCOL_H__
#define	__PROTOCOL_H__

#define IPV4 4
#define IPV6 6

struct ArpHeader {
	struct arphdr arp;
	unsigned char ar_sha[ETH_ALEN];	/* sender hardware address  */
	unsigned char ar_sip[4];	/* sender IP address        */
	unsigned char ar_tha[ETH_ALEN];	/* target hardware address  */
	unsigned char ar_tip[4];	/* target IP address        */
};

struct bcm_transport_header {
	union {
		struct udphdr uhdr;
		struct tcphdr thdr;
	};
} __packed;

enum bcm_ip_frame_type {
	eNonIPPacket,
	eIPv4Packet,
	eIPv6Packet
};

enum bcm_eth_frame_type {
	eEthUnsupportedFrame,
	eEth802LLCFrame,
	eEth802LLCSNAPFrame,
	eEth802QVLANFrame,
	eEthOtherFrame
};

struct bcm_eth_packet_info {
	enum bcm_ip_frame_type  eNwpktIPFrameType;
	enum bcm_eth_frame_type eNwpktEthFrameType;
	unsigned short	usEtherType;
	unsigned char	ucDSAP;
};

struct bcm_eth_q_frame {
	struct bcm_eth_header EThHdr;
	unsigned short UserPriority:3;
	unsigned short CFI:1;
	unsigned short VLANID:12;
	unsigned short EthType;
} __packed;

struct bcm_eth_llc_frame {
	struct bcm_eth_header EThHdr;
	unsigned char DSAP;
	unsigned char SSAP;
	unsigned char Control;
} __packed;

struct bcm_eth_llc_snap_frame {
	struct bcm_eth_header EThHdr;
	unsigned char DSAP;
	unsigned char SSAP;
	unsigned char Control;
	unsigned char OUI[3];
	unsigned short usEtherType;
} __packed;

struct bcm_ethernet2_frame {
	struct bcm_eth_header EThHdr;
} __packed;

#define ETHERNET_FRAMETYPE_IPV4		ntohs(0x0800)
#define ETHERNET_FRAMETYPE_IPV6		ntohs(0x86dd)
#define ETHERNET_FRAMETYPE_802QVLAN	ntohs(0x8100)

/* Per SF CS Specification Encodings */
enum bcm_spec_encoding {
	eCSSpecUnspecified = 0,
	eCSPacketIPV4,
	eCSPacketIPV6,
	eCS802_3PacketEthernet,
	eCS802_1QPacketVLAN,
	eCSPacketIPV4Over802_3Ethernet,
	eCSPacketIPV6Over802_3Ethernet,
	eCSPacketIPV4Over802_1QVLAN,
	eCSPacketIPV6Over802_1QVLAN,
	eCSPacketUnsupported
};

#define	IP6_HEADER_LEN		40
#define IP_VERSION(byte)	(((byte&0xF0)>>4))

#define MAC_ADDRESS_SIZE	6
#define	ETH_AND_IP_HEADER_LEN	(14 + 20)
#define L4_SRC_PORT_LEN		2
#define L4_DEST_PORT_LEN	2
#define	CTRL_PKT_LEN		(8 + ETH_AND_IP_HEADER_LEN)

#define	ETH_ARP_FRAME		0x806
#define	ETH_IPV4_FRAME		0x800
#define	ETH_IPV6_FRAME		0x86DD
#define UDP			0x11
#define TCP			0x06

#define	ARP_OP_REQUEST		0x01
#define	ARP_OP_REPLY		0x02
#define	ARP_PKT_SIZE		60

/* This is the format for the TCP packet header */
struct bcm_tcp_header {
	unsigned short usSrcPort;
	unsigned short usDestPort;
	unsigned long  ulSeqNumber;
	unsigned long  ulAckNumber;
	unsigned char  HeaderLength;
	unsigned char  ucFlags;
	unsigned short usWindowsSize;
	unsigned short usChkSum;
	unsigned short usUrgetPtr;
};

#define TCP_HEADER_LEN		sizeof(struct bcm_tcp_header)
#define TCP_ACK			0x10  /* Bit 4 in tcpflags field. */
#define GET_TCP_HEADER_LEN(byte) ((byte&0xF0)>>4)

#endif /* __PROTOCOL_H__ */
Commit	Line	Data
f8942e07	1	/************************************
bd33dd31	2	* Protocol.h
f8942e07 SH	3	*************************************/
	4	#ifndef __PROTOCOL_H__
	5	#define __PROTOCOL_H__
	6
bd33dd31 KM	7	#define IPV4 4
bd33dd31 KM	8	#define IPV6 6
f8942e07 SH	9
f8942e07 SH	10	struct ArpHeader {
bd33dd31 KM	11	struct arphdr arp;
	12	unsigned char ar_sha[ETH_ALEN]; /* sender hardware address */
	13	unsigned char ar_sip[4]; /* sender IP address */
	14	unsigned char ar_tha[ETH_ALEN]; /* target hardware address */
	15	unsigned char ar_tip[4]; /* target IP address */
a3489276	16	};
f8942e07	17
c5485e9c	18	struct bcm_transport_header {
3df56e10	19	union {
f8942e07 SH	20	struct udphdr uhdr;
	21	struct tcphdr thdr;
	22	};
5f8797b6	23	} __packed;
f8942e07	24
8ab19921	25	enum bcm_ip_frame_type {
f8942e07 SH	26	eNonIPPacket,
	27	eIPv4Packet,
	28	eIPv6Packet
8ab19921	29	};
f8942e07	30
1f05da95	31	enum bcm_eth_frame_type {
f8942e07 SH	32	eEthUnsupportedFrame,
	33	eEth802LLCFrame,
	34	eEth802LLCSNAPFrame,
	35	eEth802QVLANFrame,
	36	eEthOtherFrame
1f05da95	37	};
f8942e07	38
5fa9ac45	39	struct bcm_eth_packet_info {
8ab19921	40	enum bcm_ip_frame_type eNwpktIPFrameType;
1f05da95	41	enum bcm_eth_frame_type eNwpktEthFrameType;
963fa3e6	42	unsigned short usEtherType;
57b49ada	43	unsigned char ucDSAP;
5fa9ac45	44	};
f8942e07	45
d1b37925	46	struct bcm_eth_q_frame {
406a5082	47	struct bcm_eth_header EThHdr;
963fa3e6 KM	48	unsigned short UserPriority:3;
	49	unsigned short CFI:1;
	50	unsigned short VLANID:12;
	51	unsigned short EthType;
d1b37925	52	} __packed;
f8942e07	53
620fac92	54	struct bcm_eth_llc_frame {
406a5082	55	struct bcm_eth_header EThHdr;
f8942e07 SH	56	unsigned char DSAP;
	57	unsigned char SSAP;
	58	unsigned char Control;
620fac92	59	} __packed;
f8942e07	60
9bcacc29	61	struct bcm_eth_llc_snap_frame {
406a5082	62	struct bcm_eth_header EThHdr;
f8942e07 SH	63	unsigned char DSAP;
	64	unsigned char SSAP;
	65	unsigned char Control;
	66	unsigned char OUI[3];
	67	unsigned short usEtherType;
9bcacc29	68	} __packed;
f8942e07	69
30f5b4c2	70	struct bcm_ethernet2_frame {
406a5082	71	struct bcm_eth_header EThHdr;
30f5b4c2	72	} __packed;
f8942e07	73
78afa999	74	#define ETHERNET_FRAMETYPE_IPV4 ntohs(0x0800)
bd33dd31 KM	75	#define ETHERNET_FRAMETYPE_IPV6 ntohs(0x86dd)
bd33dd31 KM	76	#define ETHERNET_FRAMETYPE_802QVLAN ntohs(0x8100)
f8942e07	77
a3489276	78	/* Per SF CS Specification Encodings */
4a19aaa7	79	enum bcm_spec_encoding {
bd33dd31	80	eCSSpecUnspecified = 0,
f8942e07 SH	81	eCSPacketIPV4,
	82	eCSPacketIPV6,
	83	eCS802_3PacketEthernet,
	84	eCS802_1QPacketVLAN,
	85	eCSPacketIPV4Over802_3Ethernet,
	86	eCSPacketIPV6Over802_3Ethernet,
	87	eCSPacketIPV4Over802_1QVLAN,
	88	eCSPacketIPV6Over802_1QVLAN,
	89	eCSPacketUnsupported
4a19aaa7	90	};
f8942e07	91
bd33dd31 KM	92	#define IP6_HEADER_LEN 40
bd33dd31 KM	93	#define IP_VERSION(byte) (((byte&0xF0)>>4))
f8942e07 SH	94
f8942e07 SH	95	#define MAC_ADDRESS_SIZE 6
5a88304e	96	#define ETH_AND_IP_HEADER_LEN (14 + 20)
bd33dd31 KM	97	#define L4_SRC_PORT_LEN 2
bd33dd31 KM	98	#define L4_DEST_PORT_LEN 2
5a88304e	99	#define CTRL_PKT_LEN (8 + ETH_AND_IP_HEADER_LEN)
f8942e07	100
bd33dd31 KM	101	#define ETH_ARP_FRAME 0x806
	102	#define ETH_IPV4_FRAME 0x800
	103	#define ETH_IPV6_FRAME 0x86DD
	104	#define UDP 0x11
	105	#define TCP 0x06
f8942e07	106
bd33dd31 KM	107	#define ARP_OP_REQUEST 0x01
	108	#define ARP_OP_REPLY 0x02
	109	#define ARP_PKT_SIZE 60
f8942e07	110
a3489276	111	/* This is the format for the TCP packet header */
16c3f8b0	112	struct bcm_tcp_header {
963fa3e6 KM	113	unsigned short usSrcPort;
963fa3e6 KM	114	unsigned short usDestPort;
edb9ebb0 KM	115	unsigned long ulSeqNumber;
edb9ebb0 KM	116	unsigned long ulAckNumber;
57b49ada KM	117	unsigned char HeaderLength;
57b49ada KM	118	unsigned char ucFlags;
963fa3e6 KM	119	unsigned short usWindowsSize;
	120	unsigned short usChkSum;
	121	unsigned short usUrgetPtr;
16c3f8b0	122	};
f8942e07	123
16c3f8b0	124	#define TCP_HEADER_LEN sizeof(struct bcm_tcp_header)
a3489276	125	#define TCP_ACK 0x10 /* Bit 4 in tcpflags field. */
bd33dd31	126	#define GET_TCP_HEADER_LEN(byte) ((byte&0xF0)>>4)
f8942e07	127
a3489276	128	#endif /* __PROTOCOL_H__ */