LXR linux/include/uapi/linux/atmlec.h

   1/*
   2 * ATM Lan Emulation Daemon driver interface
   3 *
   4 * Marko Kiiskila <mkiiskila@yahoo.com>
   5 */
   6
   7#ifndef _ATMLEC_H_
   8#define _ATMLEC_H_
   9
  10#include <linux/atmapi.h>
  11#include <linux/atmioc.h>
  12#include <linux/atm.h>
  13#include <linux/if_ether.h>
  14#include <linux/types.h>
  15
  16/* ATM lec daemon control socket */
  17#define ATMLEC_CTRL     _IO('a', ATMIOC_LANE)
  18#define ATMLEC_DATA     _IO('a', ATMIOC_LANE+1)
  19#define ATMLEC_MCAST    _IO('a', ATMIOC_LANE+2)
  20
  21/* Maximum number of LEC interfaces (tweakable) */
  22#define MAX_LEC_ITF 48
  23
  24typedef enum {
  25        l_set_mac_addr,
  26        l_del_mac_addr,
  27        l_svc_setup,
  28        l_addr_delete,
  29        l_topology_change,
  30        l_flush_complete,
  31        l_arp_update,
  32        l_narp_req,             /* LANE2 mandates the use of this */
  33        l_config,
  34        l_flush_tran_id,
  35        l_set_lecid,
  36        l_arp_xmt,
  37        l_rdesc_arp_xmt,
  38        l_associate_req,
  39        l_should_bridge         /* should we bridge this MAC? */
  40} atmlec_msg_type;
  41
  42#define ATMLEC_MSG_TYPE_MAX l_should_bridge
  43
  44struct atmlec_config_msg {
  45        unsigned int maximum_unknown_frame_count;
  46        unsigned int max_unknown_frame_time;
  47        unsigned short max_retry_count;
  48        unsigned int aging_time;
  49        unsigned int forward_delay_time;
  50        unsigned int arp_response_time;
  51        unsigned int flush_timeout;
  52        unsigned int path_switching_delay;
  53        unsigned int lane_version;      /* LANE2: 1 for LANEv1, 2 for LANEv2 */
  54        int mtu;
  55        int is_proxy;
  56};
  57
  58struct atmlec_msg {
  59        atmlec_msg_type type;
  60        int sizeoftlvs;         /* LANE2: if != 0, tlvs follow */
  61        union {
  62                struct {
  63                        unsigned char mac_addr[ETH_ALEN];
  64                        unsigned char atm_addr[ATM_ESA_LEN];
  65                        unsigned int flag;      /*
  66                                                 * Topology_change flag,
  67                                                 * remoteflag, permanent flag,
  68                                                 * lecid, transaction id
  69                                                 */
  70                        unsigned int targetless_le_arp; /* LANE2 */
  71                        unsigned int no_source_le_narp; /* LANE2 */
  72                } normal;
  73                struct atmlec_config_msg config;
  74                struct {
  75                        __u16 lec_id;                           /* requestor lec_id  */
  76                        __u32 tran_id;                          /* transaction id    */
  77                        unsigned char mac_addr[ETH_ALEN];       /* dst mac addr      */
  78                        unsigned char atm_addr[ATM_ESA_LEN];    /* reqestor ATM addr */
  79                } proxy;        /*
  80                                 * For mapping LE_ARP requests to responses. Filled by
  81                                 * zeppelin, returned by kernel. Used only when proxying
  82                                 */
  83        } content;
  84} __ATM_API_ALIGN;
  85
  86struct atmlec_ioc {
  87        int dev_num;
  88        unsigned char atm_addr[ATM_ESA_LEN];
  89        unsigned char receive;  /* 1= receive vcc, 0 = send vcc */
  90};
  91#endif /* _ATMLEC_H_ */
  92