drivers/staging/bcm/Protocol.h

   1 /************************************
   2 *       Protocol.h
   3 *************************************/
   4 #ifndef __PROTOCOL_H__
   5 #define __PROTOCOL_H__
   6
   7
   8 #define IPV4                            4
   9 #define IPV6                6
  10
  11
  12 struct ArpHeader {
  13     struct arphdr       arp;
  14     unsigned char       ar_sha[ETH_ALEN];   /* sender hardware address  */
  15     unsigned char       ar_sip[4];      /* sender IP address        */
  16     unsigned char       ar_tha[ETH_ALEN];   /* target hardware address  */
  17     unsigned char       ar_tip[4];      /* target IP address        */
  18 }/*__attribute__((packed))*/;
  19
  20
  21 struct TransportHeaderT
  22 {
  23         union
  24         {
  25                 struct udphdr uhdr;
  26                 struct tcphdr thdr;
  27         };
  28 } __attribute__((packed));
  29 typedef struct TransportHeaderT xporthdr;
  30
  31
  32 typedef enum _E_NWPKT_IPFRAME_TYPE
  33 {
  34         eNonIPPacket,
  35         eIPv4Packet,
  36         eIPv6Packet
  37 }E_NWPKT_IPFRAME_TYPE;
  38
  39 typedef enum _E_NWPKT_ETHFRAME_TYPE
  40 {
  41         eEthUnsupportedFrame,
  42         eEth802LLCFrame,
  43         eEth802LLCSNAPFrame,
  44         eEth802QVLANFrame,
  45         eEthOtherFrame
  46 } E_NWPKT_ETHFRAME_TYPE;
  47
  48 typedef struct _S_ETHCS_PKT_INFO
  49 {
  50         E_NWPKT_IPFRAME_TYPE eNwpktIPFrameType;
  51         E_NWPKT_ETHFRAME_TYPE eNwpktEthFrameType;
  52         USHORT  usEtherType;
  53         UCHAR   ucDSAP;
  54 }S_ETHCS_PKT_INFO,*PS_ETHCS_PKT_INFO;
  55
  56 typedef struct _ETH_CS_802_Q_FRAME
  57 {
  58         ETH_HEADER_STRUC EThHdr;
  59         USHORT UserPriority:3;
  60         USHORT CFI:1;
  61         USHORT VLANID:12;
  62         USHORT EthType;
  63 } __attribute__((packed)) ETH_CS_802_Q_FRAME;
  64
  65 typedef struct _ETH_CS_802_LLC_FRAME
  66 {
  67         ETH_HEADER_STRUC EThHdr;
  68         unsigned char DSAP;
  69         unsigned char SSAP;
  70         unsigned char Control;
  71 }__attribute__((packed)) ETH_CS_802_LLC_FRAME;
  72
  73 typedef struct _ETH_CS_802_LLC_SNAP_FRAME
  74 {
  75         ETH_HEADER_STRUC EThHdr;
  76         unsigned char DSAP;
  77         unsigned char SSAP;
  78         unsigned char Control;
  79         unsigned char OUI[3];
  80         unsigned short usEtherType;
  81 } __attribute__((packed)) ETH_CS_802_LLC_SNAP_FRAME;
  82
  83 typedef struct _ETH_CS_ETH2_FRAME
  84 {
  85         ETH_HEADER_STRUC EThHdr;
  86 } __attribute__((packed)) ETH_CS_ETH2_FRAME;
  87
  88 #define ETHERNET_FRAMETYPE_IPV4         ntohs(0x0800)
  89 #define ETHERNET_FRAMETYPE_IPV6         ntohs(0x86dd)
  90 #define ETHERNET_FRAMETYPE_802QVLAN     ntohs(0x8100)
  91
  92 //Per SF CS Specification Encodings
  93 typedef enum _E_SERVICEFLOW_CS_SPEC_
  94 {
  95         eCSSpecUnspecified =0,
  96         eCSPacketIPV4,
  97         eCSPacketIPV6,
  98         eCS802_3PacketEthernet,
  99         eCS802_1QPacketVLAN,
 100         eCSPacketIPV4Over802_3Ethernet,
 101         eCSPacketIPV6Over802_3Ethernet,
 102         eCSPacketIPV4Over802_1QVLAN,
 103         eCSPacketIPV6Over802_1QVLAN,
 104         eCSPacketUnsupported
 105 }E_SERVICEFLOW_CS_SPEC;
 106
 107
 108 #define IP6_HEADER_LEN  40
 109
 110 #define IP_VERSION(byte)        (((byte&0xF0)>>4))
 111
 112
 113
 114 #define MAC_ADDRESS_SIZE        6
 115 #define ETH_AND_IP_HEADER_LEN   14 + 20
 116 #define L4_SRC_PORT_LEN 2
 117 #define L4_DEST_PORT_LEN 2
 118
 119
 120
 121 #define CTRL_PKT_LEN            8 + ETH_AND_IP_HEADER_LEN
 122
 123 #define ETH_ARP_FRAME                   0x806
 124 #define ETH_IPV4_FRAME                  0x800
 125 #define ETH_IPV6_FRAME                  0x86DD
 126 #define UDP                                     0x11
 127 #define TCP                             0x06
 128
 129 #define ARP_OP_REQUEST                  0x01
 130 #define ARP_OP_REPLY                    0x02
 131 #define ARP_PKT_SIZE                    60
 132
 133 // This is the format for the TCP packet header
 134 typedef struct _TCP_HEADER
 135 {
 136         USHORT usSrcPort;
 137         USHORT usDestPort;
 138         ULONG  ulSeqNumber;
 139         ULONG  ulAckNumber;
 140         UCHAR  HeaderLength;
 141     UCHAR  ucFlags;
 142         USHORT usWindowsSize;
 143         USHORT usChkSum;
 144         USHORT usUrgetPtr;
 145 } TCP_HEADER,*PTCP_HEADER;
 146 #define TCP_HEADER_LEN          sizeof(TCP_HEADER)
 147 #define TCP_ACK             0x10  //Bit 4 in tcpflags field.
 148 #define GET_TCP_HEADER_LEN(byte) ((byte&0xF0)>>4)
 149
 150
 151 #endif //__PROTOCOL_H__