Home | History | Annotate | Download | only in inet
      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 
     22 /*
     23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 #ifndef _INET_ILB_IP_H
     27 #define	_INET_ILB_IP_H
     28 
     29 #include <inet/ilb.h>
     30 #include <inet/ilb/ilb_stack.h>
     31 #include <inet/ilb/ilb_impl.h>
     32 
     33 #ifdef __cplusplus
     34 extern "C" {
     35 #endif
     36 
     37 extern void ilb_ddi_g_init(void);
     38 extern void ilb_ddi_g_destroy(void);
     39 
     40 /* Return values of ilb_check_*() */
     41 #define	ILB_DROPPED	1	/* Caller should drop the packet. */
     42 #define	ILB_PASSED	2	/* No load balanced rule is matched. */
     43 #define	ILB_BALANCED	3	/* A rule is matached. */
     44 
     45 extern boolean_t ilb_has_rules(ilb_stack_t *);
     46 
     47 extern int ilb_check_v4(ilb_stack_t *, ill_t *, mblk_t *, ipha_t *, int,
     48     uint8_t *, ipaddr_t *);
     49 extern int ilb_check_v6(ilb_stack_t *, ill_t *, mblk_t *, ip6_t *, int,
     50     uint8_t *, in6_addr_t *);
     51 extern boolean_t ilb_rule_match_vip_v4(ilb_stack_t *, ipaddr_t, ilb_rule_t **);
     52 extern boolean_t ilb_rule_match_vip_v6(ilb_stack_t *, in6_addr_t *,
     53     ilb_rule_t **);
     54 
     55 extern int ip_sioctl_ilb_cmd(ipif_t *, sin_t *, queue_t *, mblk_t *,
     56     ip_ioctl_cmd_t *, void *);
     57 
     58 extern int ilb_rule_add(ilb_stack_t *, zoneid_t, const ilb_rule_cmd_t *);
     59 extern int ilb_rule_del(ilb_stack_t *, zoneid_t, const char *);
     60 extern void ilb_rule_del_all(ilb_stack_t *, zoneid_t);
     61 extern int ilb_rule_enable(ilb_stack_t *, zoneid_t, const char *,
     62     ilb_rule_t *);
     63 extern void ilb_rule_enable_all(ilb_stack_t *, zoneid_t);
     64 extern int ilb_rule_disable(ilb_stack_t *, zoneid_t, const char *,
     65     ilb_rule_t *);
     66 extern void ilb_rule_disable_all(ilb_stack_t *, zoneid_t);
     67 extern int ilb_rule_list(ilb_stack_t *, zoneid_t, ilb_rule_cmd_t *);
     68 
     69 extern void ilb_get_num_rules(ilb_stack_t *, zoneid_t, uint32_t *);
     70 extern int ilb_get_num_servers(ilb_stack_t *, zoneid_t, const char *,
     71     uint32_t *);
     72 extern ilb_rule_t *ilb_find_rule(ilb_stack_t *, zoneid_t, const char *, int *);
     73 extern void ilb_get_rulenames(ilb_stack_t *, zoneid_t, uint32_t *,
     74     char *);
     75 extern int ilb_get_servers(ilb_stack_t *, zoneid_t, const char *,
     76     ilb_server_info_t *, uint32_t *);
     77 
     78 extern int ilb_server_add(ilb_stack_t *, ilb_rule_t *, ilb_server_info_t *);
     79 extern int ilb_server_del(ilb_stack_t *, zoneid_t, const char *,
     80     ilb_rule_t *, in6_addr_t *);
     81 extern int ilb_server_enable(ilb_stack_t *, zoneid_t, const char *,
     82     ilb_rule_t *, in6_addr_t *);
     83 extern int ilb_server_disable(ilb_stack_t *, zoneid_t, const char *,
     84     ilb_rule_t *, in6_addr_t *);
     85 
     86 extern int ilb_list_nat(ilb_stack_t *, zoneid_t, ilb_nat_entry_t *,
     87     uint32_t *, uint32_t *);
     88 extern int ilb_list_sticky(ilb_stack_t *, zoneid_t, ilb_sticky_entry_t *,
     89     uint32_t *, uint32_t *);
     90 
     91 /* Currently supported transport protocol. */
     92 #define	ILB_SUPP_L4(proto)						\
     93 	((proto) == IPPROTO_TCP || (proto) == IPPROTO_UDP ||		\
     94 	    (proto) == IPPROTO_ICMP || (proto) == IPPROTO_ICMPV6)
     95 
     96 
     97 #ifdef __cplusplus
     98 }
     99 #endif
    100 
    101 #endif /* _INET_ILB_IP_H */
    102