diff options
Diffstat (limited to 'sys/netinet/ip_ipsp.h')
| -rw-r--r-- | sys/netinet/ip_ipsp.h | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/sys/netinet/ip_ipsp.h b/sys/netinet/ip_ipsp.h index 013d5581ca0..9d8e4e05722 100644 --- a/sys/netinet/ip_ipsp.h +++ b/sys/netinet/ip_ipsp.h @@ -1,27 +1,33 @@ -/* $OpenBSD: ip_ipsp.h,v 1.18 1998/03/18 10:51:38 provos Exp $ */ +/* $OpenBSD: ip_ipsp.h,v 1.19 1998/05/18 21:10:59 provos Exp $ */ /* - * The author of this code is John Ioannidis, ji@tla.org, - * (except when noted otherwise). + * The authors of this code are John Ioannidis (ji@tla.org), + * Angelos D. Keromytis (kermit@csd.uch.gr) and + * Niels Provos (provos@physnet.uni-hamburg.de). * - * This code was written for BSD/OS in Athens, Greece, in November 1995. + * This code was written by John Ioannidis for BSD/OS in Athens, Greece, + * in November 1995. * * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996, - * by Angelos D. Keromytis, kermit@forthnet.gr. + * by Angelos D. Keromytis. * - * Additional transforms and features in 1997 by Angelos D. Keromytis and - * Niels Provos. + * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis + * and Niels Provos. * - * Copyright (C) 1995, 1996, 1997 by John Ioannidis, Angelos D. Keromytis + * Copyright (C) 1995, 1996, 1997, 1998 by John Ioannidis, Angelos D. Keromytis * and Niels Provos. * * Permission to use, copy, and modify this software without fee * is hereby granted, provided that this entire notice is included in * all copies of any software which is or includes a copy or - * modification of this software. + * modification of this software. + * You may use this code under the GNU public license if you so wish. Please + * contribute changes back to the authors under this freer than GPL license + * so that we may further the use of strong encryption without limitations to + * all. * * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTY. IN PARTICULAR, NEITHER AUTHOR MAKES ANY + * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR * PURPOSE. @@ -186,6 +192,26 @@ struct expiration *explist; extern struct xformsw xformsw[], *xformswNXFORMSW; u_int32_t notify_msgids; +/* Check if a given tdb has encryption, authentication and/or tunneling */ +#define TDB_ATTRIB(x) (((x)->tdb_confname != NULL ? NOTIFY_SATYPE_CONF : 0)| \ + ((x)->tdb_authname != NULL ? NOTIFY_SATYPE_AUTH : 0)| \ + ((x)->tdb_confname != NULL && \ + ((x)->tdb_flags & TDBF_TUNNELING) ? NOTIFY_SATYPE_TUNNEL : 0)) + +/* Traverse spi chain and get attributes */ + +#define SPI_CHAIN_ATTRIB(have, TDB_DIR, TDBP) {\ + struct tdb *tmptdb = (TDBP); \ + (have) = 0; \ + \ + while (tmptdb && tmptdb->tdb_xform) { \ + if (tmptdb == NULL || tmptdb->tdb_flags & TDBF_INVALID) \ + break; \ + (have) |= TDB_ATTRIB(tmptdb); \ + tmptdb = tmptdb->TDB_DIR; \ + } \ +} + /* TDB management routines */ extern u_int32_t reserve_spi(u_int32_t, struct in_addr, u_int8_t, int *); extern struct tdb *gettdb(u_int32_t, struct in_addr, u_int8_t); |