/*
* ioctl definitions for qeth driver
*
* Copyright IBM Corp. 2004
*
* Author(s): Thomas Spatzier <[email protected]>
*
*/
#ifndef __ASM_S390_QETH_IOCTL_H__
#define __ASM_S390_QETH_IOCTL_H__
#include <linux/types.h>
#include <linux/ioctl.h>

#define SIOC_QETH_ARP_SET_NO_ENTRIES (SIOCDEVPRIVATE)
#define SIOC_QETH_ARP_QUERY_INFO (SIOCDEVPRIVATE + 1)
#define SIOC_QETH_ARP_ADD_ENTRY (SIOCDEVPRIVATE + 2)
#define SIOC_QETH_ARP_REMOVE_ENTRY (SIOCDEVPRIVATE + 3)
#define SIOC_QETH_ARP_FLUSH_CACHE (SIOCDEVPRIVATE + 4)
#define SIOC_QETH_ADP_SET_SNMP_CONTROL (SIOCDEVPRIVATE + 5)
#define SIOC_QETH_GET_CARD_TYPE (SIOCDEVPRIVATE + 6)
#define SIOC_QETH_QUERY_OAT (SIOCDEVPRIVATE + 7)

struct qeth_arp_cache_entry {
__u8 macaddr[6];
__u8 reserved1[2];
__u8 ipaddr[16]; /* for both IPv4 and IPv6 */
__u8 reserved2[32];
} __attribute__ ((packed));

enum qeth_arp_ipaddrtype {
QETHARP_IP_ADDR_V4 = 1,
QETHARP_IP_ADDR_V6 = 2,
};
struct qeth_arp_entrytype {
__u8 mac;
__u8 ip;
} __attribute__((packed));

#define QETH_QARP_MEDIASPECIFIC_BYTES 32
#define QETH_QARP_MACADDRTYPE_BYTES 1
struct qeth_arp_qi_entry7 {
__u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
struct qeth_arp_entrytype type;
__u8 macaddr[6];
__u8 ipaddr[4];
} __attribute__((packed));

struct qeth_arp_qi_entry7_ipv6 {
__u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
struct qeth_arp_entrytype type;
__u8 macaddr[6];
__u8 ipaddr[16];
} __attribute__((packed));

struct qeth_arp_qi_entry7_short {
struct qeth_arp_entrytype type;
__u8 macaddr[6];
__u8 ipaddr[4];
} __attribute__((packed));

struct qeth_arp_qi_entry7_short_ipv6 {
struct qeth_arp_entrytype type;
__u8 macaddr[6];
__u8 ipaddr[16];
} __attribute__((packed));

struct qeth_arp_qi_entry5 {
__u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
struct qeth_arp_entrytype type;
__u8 ipaddr[4];
} __attribute__((packed));

struct qeth_arp_qi_entry5_ipv6 {
__u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES];
struct qeth_arp_entrytype type;
__u8 ipaddr[16];
} __attribute__((packed));

struct qeth_arp_qi_entry5_short {
struct qeth_arp_entrytype type;
__u8 ipaddr[4];
} __attribute__((packed));

struct qeth_arp_qi_entry5_short_ipv6 {
struct qeth_arp_entrytype type;
__u8 ipaddr[16];
} __attribute__((packed));
/*
* can be set by user if no "media specific information" is wanted
* -> saves a lot of space in user space buffer
*/
#define QETH_QARP_STRIP_ENTRIES 0x8000
#define QETH_QARP_WITH_IPV6 0x4000
#define QETH_QARP_REQUEST_MASK 0x00ff

/* data sent to user space as result of query arp ioctl */
#define QETH_QARP_USER_DATA_SIZE 20000
#define QETH_QARP_MASK_OFFSET 4
#define QETH_QARP_ENTRIES_OFFSET 6
struct qeth_arp_query_user_data {
union {
__u32 data_len; /* set by user space program */
__u32 no_entries; /* set by kernel */
} u;
__u16 mask_bits;
char *entries;
} __attribute__((packed));

struct qeth_query_oat_data {
__u32 command;
__u32 buffer_len;
__u32 response_len;
__u64 ptr;
};
#endif /* __ASM_S390_QETH_IOCTL_H__ */