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      1 /****************************************************************************
      2  ****************************************************************************
      3  ***
      4  ***   This header was automatically generated from a Linux kernel header
      5  ***   of the same name, to make information necessary for userspace to
      6  ***   call into the kernel available to libc.  It contains only constants,
      7  ***   structures, and macros generated from the original header, and thus,
      8  ***   contains no copyrightable information.
      9  ***
     10  ****************************************************************************
     11  ****************************************************************************/
     12 #ifndef _LINUX_IF_FDDI_H
     13 #define _LINUX_IF_FDDI_H
     14 
     15 #define FDDI_K_ALEN 6
     16 #define FDDI_K_8022_HLEN 16
     17 #define FDDI_K_SNAP_HLEN 21
     18 #define FDDI_K_8022_ZLEN 16
     19 #define FDDI_K_SNAP_ZLEN 21
     20 #define FDDI_K_8022_DLEN 4475
     21 #define FDDI_K_SNAP_DLEN 4470
     22 #define FDDI_K_LLC_ZLEN 13
     23 #define FDDI_K_LLC_LEN 4491
     24 
     25 #define FDDI_FC_K_VOID 0x00
     26 #define FDDI_FC_K_NON_RESTRICTED_TOKEN 0x80
     27 #define FDDI_FC_K_RESTRICTED_TOKEN 0xC0
     28 #define FDDI_FC_K_SMT_MIN 0x41
     29 #define FDDI_FC_K_SMT_MAX 0x4F
     30 #define FDDI_FC_K_MAC_MIN 0xC1
     31 #define FDDI_FC_K_MAC_MAX 0xCF
     32 #define FDDI_FC_K_ASYNC_LLC_MIN 0x50
     33 #define FDDI_FC_K_ASYNC_LLC_DEF 0x54
     34 #define FDDI_FC_K_ASYNC_LLC_MAX 0x5F
     35 #define FDDI_FC_K_SYNC_LLC_MIN 0xD0
     36 #define FDDI_FC_K_SYNC_LLC_MAX 0xD7
     37 #define FDDI_FC_K_IMPLEMENTOR_MIN 0x60
     38 #define FDDI_FC_K_IMPLEMENTOR_MAX 0x6F
     39 #define FDDI_FC_K_RESERVED_MIN 0x70
     40 #define FDDI_FC_K_RESERVED_MAX 0x7F
     41 
     42 #define FDDI_EXTENDED_SAP 0xAA
     43 #define FDDI_UI_CMD 0x03
     44 
     45 struct fddi_8022_1_hdr
     46  {
     47  __u8 dsap;
     48  __u8 ssap;
     49  __u8 ctrl;
     50  } __attribute__ ((packed));
     51 
     52 struct fddi_8022_2_hdr
     53  {
     54  __u8 dsap;
     55  __u8 ssap;
     56  __u8 ctrl_1;
     57  __u8 ctrl_2;
     58  } __attribute__ ((packed));
     59 
     60 #define FDDI_K_OUI_LEN 3
     61 struct fddi_snap_hdr
     62  {
     63  __u8 dsap;
     64  __u8 ssap;
     65  __u8 ctrl;
     66  __u8 oui[FDDI_K_OUI_LEN];
     67  __be16 ethertype;
     68  } __attribute__ ((packed));
     69 
     70 struct fddihdr
     71  {
     72  __u8 fc;
     73  __u8 daddr[FDDI_K_ALEN];
     74  __u8 saddr[FDDI_K_ALEN];
     75  union
     76  {
     77  struct fddi_8022_1_hdr llc_8022_1;
     78  struct fddi_8022_2_hdr llc_8022_2;
     79  struct fddi_snap_hdr llc_snap;
     80  } hdr;
     81  } __attribute__ ((packed));
     82 
     83 #endif
     84