LXR linux/arch/s390/include/uapi/asm/qeth.h

   1/*
   2 * ioctl definitions for qeth driver
   3 *
   4 * Copyright IBM Corp. 2004
   5 *
   6 * Author(s):   Thomas Spatzier <tspat@de.ibm.com>
   7 *
   8 */
   9#ifndef __ASM_S390_QETH_IOCTL_H__
  10#define __ASM_S390_QETH_IOCTL_H__
  11#include <linux/types.h>
  12#include <linux/ioctl.h>
  13
  14#define SIOC_QETH_ARP_SET_NO_ENTRIES    (SIOCDEVPRIVATE)
  15#define SIOC_QETH_ARP_QUERY_INFO        (SIOCDEVPRIVATE + 1)
  16#define SIOC_QETH_ARP_ADD_ENTRY         (SIOCDEVPRIVATE + 2)
  17#define SIOC_QETH_ARP_REMOVE_ENTRY      (SIOCDEVPRIVATE + 3)
  18#define SIOC_QETH_ARP_FLUSH_CACHE       (SIOCDEVPRIVATE + 4)
  19#define SIOC_QETH_ADP_SET_SNMP_CONTROL  (SIOCDEVPRIVATE + 5)
  20#define SIOC_QETH_GET_CARD_TYPE         (SIOCDEVPRIVATE + 6)
  21#define SIOC_QETH_QUERY_OAT             (SIOCDEVPRIVATE + 7)
  22
  23struct qeth_arp_cache_entry {
  24        __u8  macaddr[6];
  25        __u8  reserved1[2];
  26        __u8  ipaddr[16]; /* for both  IPv4 and IPv6 */
  27        __u8  reserved2[32];
  28} __attribute__ ((packed));
  29
  30enum qeth_arp_ipaddrtype {
  31        QETHARP_IP_ADDR_V4 = 1,
  32        QETHARP_IP_ADDR_V6 = 2,
  33};
  34struct qeth_arp_entrytype {
  35        __u8 mac;
  36        __u8 ip;
  37} __attribute__((packed));
  38
  39#define QETH_QARP_MEDIASPECIFIC_BYTES 32
  40#define QETH_QARP_MACADDRTYPE_BYTES 1
  41struct qeth_arp_qi_entry7 {
  42        __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  43        struct qeth_arp_entrytype type;
  44        __u8 macaddr[6];
  45        __u8 ipaddr[4];
  46} __attribute__((packed));
  47
  48struct qeth_arp_qi_entry7_ipv6 {
  49        __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  50        struct qeth_arp_entrytype type;
  51        __u8 macaddr[6];
  52        __u8 ipaddr[16];
  53} __attribute__((packed));
  54
  55struct qeth_arp_qi_entry7_short {
  56        struct qeth_arp_entrytype type;
  57        __u8 macaddr[6];
  58        __u8 ipaddr[4];
  59} __attribute__((packed));
  60
  61struct qeth_arp_qi_entry7_short_ipv6 {
  62        struct qeth_arp_entrytype type;
  63        __u8 macaddr[6];
  64        __u8 ipaddr[16];
  65} __attribute__((packed));
  66
  67struct qeth_arp_qi_entry5 {
  68        __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  69        struct qeth_arp_entrytype type;
  70        __u8 ipaddr[4];
  71} __attribute__((packed));
  72
  73struct qeth_arp_qi_entry5_ipv6 {
  74        __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
  75        struct qeth_arp_entrytype type;
  76        __u8 ipaddr[16];
  77} __attribute__((packed));
  78
  79struct qeth_arp_qi_entry5_short {
  80        struct qeth_arp_entrytype type;
  81        __u8 ipaddr[4];
  82} __attribute__((packed));
  83
  84struct qeth_arp_qi_entry5_short_ipv6 {
  85        struct qeth_arp_entrytype type;
  86        __u8 ipaddr[16];
  87} __attribute__((packed));
  88/*
  89 * can be set by user if no "media specific information" is wanted
  90 * -> saves a lot of space in user space buffer
  91 */
  92#define QETH_QARP_STRIP_ENTRIES  0x8000
  93#define QETH_QARP_WITH_IPV6      0x4000
  94#define QETH_QARP_REQUEST_MASK   0x00ff
  95
  96/* data sent to user space as result of query arp ioctl */
  97#define QETH_QARP_USER_DATA_SIZE 20000
  98#define QETH_QARP_MASK_OFFSET    4
  99#define QETH_QARP_ENTRIES_OFFSET 6
 100struct qeth_arp_query_user_data {
 101        union {
 102                __u32 data_len;         /* set by user space program */
 103                __u32 no_entries;       /* set by kernel */
 104        } u;
 105        __u16 mask_bits;
 106        char *entries;
 107} __attribute__((packed));
 108
 109struct qeth_query_oat_data {
 110        __u32 command;
 111        __u32 buffer_len;
 112        __u32 response_len;
 113        __u64 ptr;
 114};
 115#endif /* __ASM_S390_QETH_IOCTL_H__ */
 116