1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * ioctl definitions for qeth driver 4 * 5 * Copyright IBM Corp. 2004 6 * 7 * Author(s): Thomas Spatzier <tspat@de.ibm.com> 8 * 9 */ 10 #ifndef __ASM_S390_QETH_IOCTL_H__ 11 #define __ASM_S390_QETH_IOCTL_H__ 12 #include <linux/types.h> 13 #include <linux/ioctl.h> 14 15 #define SIOC_QETH_ARP_SET_NO_ENTRIES (SIOCDEVPRIVATE) 16 #define SIOC_QETH_ARP_QUERY_INFO (SIOCDEVPRIVATE + 1) 17 #define SIOC_QETH_ARP_ADD_ENTRY (SIOCDEVPRIVATE + 2) 18 #define SIOC_QETH_ARP_REMOVE_ENTRY (SIOCDEVPRIVATE + 3) 19 #define SIOC_QETH_ARP_FLUSH_CACHE (SIOCDEVPRIVATE + 4) 20 #define SIOC_QETH_ADP_SET_SNMP_CONTROL (SIOCDEVPRIVATE + 5) 21 #define SIOC_QETH_GET_CARD_TYPE (SIOCDEVPRIVATE + 6) 22 #define SIOC_QETH_QUERY_OAT (SIOCDEVPRIVATE + 7) 23 24 struct qeth_arp_cache_entry { 25 __u8 macaddr[6]; 26 __u8 reserved1[2]; 27 __u8 ipaddr[16]; /* for both IPv4 and IPv6 */ 28 __u8 reserved2[32]; 29 } __attribute__ ((packed)); 30 31 enum qeth_arp_ipaddrtype { 32 QETHARP_IP_ADDR_V4 = 1, 33 QETHARP_IP_ADDR_V6 = 2, 34 }; 35 struct qeth_arp_entrytype { 36 __u8 mac; 37 __u8 ip; 38 } __attribute__((packed)); 39 40 #define QETH_QARP_MEDIASPECIFIC_BYTES 32 41 #define QETH_QARP_MACADDRTYPE_BYTES 1 42 struct qeth_arp_qi_entry7 { 43 __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES]; 44 struct qeth_arp_entrytype type; 45 __u8 macaddr[6]; 46 __u8 ipaddr[4]; 47 } __attribute__((packed)); 48 49 struct qeth_arp_qi_entry7_ipv6 { 50 __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES]; 51 struct qeth_arp_entrytype type; 52 __u8 macaddr[6]; 53 __u8 ipaddr[16]; 54 } __attribute__((packed)); 55 56 struct qeth_arp_qi_entry7_short { 57 struct qeth_arp_entrytype type; 58 __u8 macaddr[6]; 59 __u8 ipaddr[4]; 60 } __attribute__((packed)); 61 62 struct qeth_arp_qi_entry7_short_ipv6 { 63 struct qeth_arp_entrytype type; 64 __u8 macaddr[6]; 65 __u8 ipaddr[16]; 66 } __attribute__((packed)); 67 68 struct qeth_arp_qi_entry5 { 69 __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES]; 70 struct qeth_arp_entrytype type; 71 __u8 ipaddr[4]; 72 } __attribute__((packed)); 73 74 struct qeth_arp_qi_entry5_ipv6 { 75 __u8 media_specific[QETH_QARP_MEDIASPECIFIC_BYTES]; 76 struct qeth_arp_entrytype type; 77 __u8 ipaddr[16]; 78 } __attribute__((packed)); 79 80 struct qeth_arp_qi_entry5_short { 81 struct qeth_arp_entrytype type; 82 __u8 ipaddr[4]; 83 } __attribute__((packed)); 84 85 struct qeth_arp_qi_entry5_short_ipv6 { 86 struct qeth_arp_entrytype type; 87 __u8 ipaddr[16]; 88 } __attribute__((packed)); 89 /* 90 * can be set by user if no "media specific information" is wanted 91 * -> saves a lot of space in user space buffer 92 */ 93 #define QETH_QARP_STRIP_ENTRIES 0x8000 94 #define QETH_QARP_WITH_IPV6 0x4000 95 #define QETH_QARP_REQUEST_MASK 0x00ff 96 97 /* data sent to user space as result of query arp ioctl */ 98 #define QETH_QARP_USER_DATA_SIZE 20000 99 #define QETH_QARP_MASK_OFFSET 4 100 #define QETH_QARP_ENTRIES_OFFSET 6 101 struct qeth_arp_query_user_data { 102 union { 103 __u32 data_len; /* set by user space program */ 104 __u32 no_entries; /* set by kernel */ 105 } u; 106 __u16 mask_bits; 107 char *entries; 108 } __attribute__((packed)); 109 110 struct qeth_query_oat_data { 111 __u32 command; 112 __u32 buffer_len; 113 __u32 response_len; 114 __u64 ptr; 115 }; 116 #endif /* __ASM_S390_QETH_IOCTL_H__ */ 117