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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [net/] [bsd_tcpip/] [v2_0/] [include/] [netkey/] [keydb.h] - Rev 174
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//========================================================================== // // include/netkey/keydb.h // //========================================================================== //####BSDCOPYRIGHTBEGIN#### // // ------------------------------------------- // // Portions of this software may have been derived from OpenBSD, // FreeBSD or other sources, and are covered by the appropriate // copyright disclaimers included herein. // // Portions created by Red Hat are // Copyright (C) 2002 Red Hat, Inc. All Rights Reserved. // // ------------------------------------------- // //####BSDCOPYRIGHTEND#### //========================================================================== /* $KAME: keydb.h,v 1.14 2000/08/02 17:58:26 sakane Exp $ */ /* * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the project nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _NETKEY_KEYDB_H_ #define _NETKEY_KEYDB_H_ #ifdef _KERNEL #include <netkey/key_var.h> /* Security Assocciation Index */ /* NOTE: Ensure to be same address family */ struct secasindex { struct sockaddr_storage src; /* srouce address for SA */ struct sockaddr_storage dst; /* destination address for SA */ u_int16_t proto; /* IPPROTO_ESP or IPPROTO_AH */ u_int8_t mode; /* mode of protocol, see ipsec.h */ u_int32_t reqid; /* reqid id who owned this SA */ /* see IPSEC_MANUAL_REQID_MAX. */ }; /* Security Association Data Base */ struct secashead { LIST_ENTRY(secashead) chain; struct secasindex saidx; struct sadb_ident *idents; /* source identity */ struct sadb_ident *identd; /* destination identity */ /* XXX I don't know how to use them. */ u_int8_t state; /* MATURE or DEAD. */ LIST_HEAD(_satree, secasvar) savtree[SADB_SASTATE_MAX+1]; /* SA chain */ /* The first of this list is newer SA */ struct route sa_route; /* route cache */ }; /* Security Association */ struct secasvar { LIST_ENTRY(secasvar) chain; int refcnt; /* reference count */ u_int8_t state; /* Status of this Association */ u_int8_t alg_auth; /* Authentication Algorithm Identifier*/ u_int8_t alg_enc; /* Cipher Algorithm Identifier */ u_int32_t spi; /* SPI Value, network byte order */ u_int32_t flags; /* holder for SADB_KEY_FLAGS */ struct sadb_key *key_auth; /* Key for Authentication */ struct sadb_key *key_enc; /* Key for Encryption */ caddr_t iv; /* Initilization Vector */ u_int ivlen; /* length of IV */ void *sched; /* intermediate encryption key */ size_t schedlen; struct secreplay *replay; /* replay prevention */ long created; /* for lifetime */ struct sadb_lifetime *lft_c; /* CURRENT lifetime, it's constant. */ struct sadb_lifetime *lft_h; /* HARD lifetime */ struct sadb_lifetime *lft_s; /* SOFT lifetime */ u_int32_t seq; /* sequence number */ pid_t pid; /* message's pid */ struct secashead *sah; /* back pointer to the secashead */ }; /* replay prevention */ struct secreplay { u_int32_t count; u_int wsize; /* window size, i.g. 4 bytes */ u_int32_t seq; /* used by sender */ u_int32_t lastseq; /* used by receiver */ caddr_t bitmap; /* used by receiver */ int overflow; /* overflow flag */ }; /* socket table due to send PF_KEY messages. */ struct secreg { LIST_ENTRY(secreg) chain; struct socket *so; }; #ifndef IPSEC_NONBLOCK_ACQUIRE /* acquiring list table. */ struct secacq { LIST_ENTRY(secacq) chain; struct secasindex saidx; u_int32_t seq; /* sequence number */ long created; /* for lifetime */ int count; /* for lifetime */ }; #endif /* Sensitivity Level Specification */ /* nothing */ #define SADB_KILL_INTERVAL 600 /* six seconds */ struct key_cb { int key_count; int any_count; }; /* secpolicy */ extern struct secpolicy *keydb_newsecpolicy __P((void)); extern void keydb_delsecpolicy __P((struct secpolicy *)); /* secashead */ extern struct secashead *keydb_newsecashead __P((void)); extern void keydb_delsecashead __P((struct secashead *)); /* secasvar */ extern struct secasvar *keydb_newsecasvar __P((void)); extern void keydb_refsecasvar __P((struct secasvar *)); extern void keydb_freesecasvar __P((struct secasvar *)); /* secreplay */ extern struct secreplay *keydb_newsecreplay __P((size_t)); extern void keydb_delsecreplay __P((struct secreplay *)); /* secreg */ extern struct secreg *keydb_newsecreg __P((void)); extern void keydb_delsecreg __P((struct secreg *)); #endif /* _KERNEL */ #endif /* _NETKEY_KEYDB_H_ */