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Frank Blaschka4a71df52008-02-15 09:19:42 +01001/*
Frank Blaschka4a71df52008-02-15 09:19:42 +01002 * Copyright IBM Corp. 2007
3 * Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
4 * Frank Pavlic <fpavlic@de.ibm.com>,
5 * Thomas Spatzier <tspat@de.ibm.com>,
6 * Frank Blaschka <frank.blaschka@de.ibm.com>
7 */
8
9#ifndef __QETH_L3_H__
10#define __QETH_L3_H__
11
12#include "qeth_core.h"
Lakhvich Dmitriy5f78e292016-06-16 16:18:58 +020013#include <linux/hashtable.h>
Frank Blaschka4a71df52008-02-15 09:19:42 +010014
Ursula Braun76b11f82010-01-11 02:50:50 +000015#define QETH_SNIFF_AVAIL 0x0008
16
Frank Blaschka4a71df52008-02-15 09:19:42 +010017struct qeth_ipaddr {
Lakhvich Dmitriy5f78e292016-06-16 16:18:58 +020018 struct hlist_node hnode;
Frank Blaschka4a71df52008-02-15 09:19:42 +010019 enum qeth_ip_types type;
20 enum qeth_ipa_setdelip_flags set_flags;
21 enum qeth_ipa_setdelip_flags del_flags;
Lakhvich Dmitriy5f78e292016-06-16 16:18:58 +020022 u8 is_multicast:1;
23 u8 in_progress:1;
24 u8 disp_flag:2;
25
26 /* is changed only for normal ip addresses
27 * for non-normal addresses it always is 1
28 */
29 int ref_counter;
Frank Blaschka4a71df52008-02-15 09:19:42 +010030 enum qeth_prot_versions proto;
31 unsigned char mac[OSA_ADDR_LEN];
32 union {
33 struct {
34 unsigned int addr;
35 unsigned int mask;
36 } a4;
37 struct {
38 struct in6_addr addr;
39 unsigned int pfxlen;
40 } a6;
41 } u;
Lakhvich Dmitriy5f78e292016-06-16 16:18:58 +020042
Frank Blaschka4a71df52008-02-15 09:19:42 +010043};
Lakhvich Dmitriy5f78e292016-06-16 16:18:58 +020044static inline u64 qeth_l3_ipaddr_hash(struct qeth_ipaddr *addr)
45{
46 u64 ret = 0;
47 u8 *point;
48
49 if (addr->proto == QETH_PROT_IPV6) {
50 point = (u8 *) &addr->u.a6.addr;
51 ret = get_unaligned((u64 *)point) ^
52 get_unaligned((u64 *) (point + 8));
53 }
54 if (addr->proto == QETH_PROT_IPV4) {
55 point = (u8 *) &addr->u.a4.addr;
56 ret = get_unaligned((u32 *) point);
57 }
58 return ret;
59}
Frank Blaschka4a71df52008-02-15 09:19:42 +010060
61struct qeth_ipato_entry {
62 struct list_head entry;
63 enum qeth_prot_versions proto;
64 char addr[16];
65 int mask_bits;
66};
67
68
Frank Blaschka4a71df52008-02-15 09:19:42 +010069void qeth_l3_ipaddr_to_string(enum qeth_prot_versions, const __u8 *, char *);
70int qeth_l3_string_to_ipaddr(const char *, enum qeth_prot_versions, __u8 *);
71int qeth_l3_create_device_attributes(struct device *);
72void qeth_l3_remove_device_attributes(struct device *);
73int qeth_l3_setrouting_v4(struct qeth_card *);
74int qeth_l3_setrouting_v6(struct qeth_card *);
75int qeth_l3_add_ipato_entry(struct qeth_card *, struct qeth_ipato_entry *);
76void qeth_l3_del_ipato_entry(struct qeth_card *, enum qeth_prot_versions,
77 u8 *, int);
78int qeth_l3_add_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *);
79void qeth_l3_del_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *);
80int qeth_l3_add_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *);
81void qeth_l3_del_rxip(struct qeth_card *card, enum qeth_prot_versions,
82 const u8 *);
Klaus-Dieter Wacker62982632010-07-22 23:15:03 +000083int qeth_l3_is_addr_covered_by_ipato(struct qeth_card *, struct qeth_ipaddr *);
Frank Blaschkab3332932011-08-08 01:33:59 +000084struct qeth_ipaddr *qeth_l3_get_addr_buffer(enum qeth_prot_versions);
85int qeth_l3_add_ip(struct qeth_card *, struct qeth_ipaddr *);
86int qeth_l3_delete_ip(struct qeth_card *, struct qeth_ipaddr *);
Frank Blaschka4a71df52008-02-15 09:19:42 +010087
88#endif /* __QETH_L3_H__ */