Current Path : /sys/kgssapi/krb5/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/kgssapi/krb5/kcrypto.h |
/*- * Copyright (c) 2008 Isilon Inc http://www.isilon.com/ * Authors: Doug Rabson <dfr@rabson.org> * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org> * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD: release/9.1.0/sys/kgssapi/krb5/kcrypto.h 184588 2008-11-03 10:38:00Z dfr $ */ #include <sys/_iovec.h> #define ETYPE_NULL 0 #define ETYPE_DES_CBC_CRC 1 #define ETYPE_DES_CBC_MD4 2 #define ETYPE_DES_CBC_MD5 3 #define ETYPE_DES3_CBC_MD5 5 #define ETYPE_OLD_DES3_CBC_SHA1 7 #define ETYPE_DES3_CBC_SHA1 16 #define ETYPE_AES128_CTS_HMAC_SHA1_96 17 #define ETYPE_AES256_CTS_HMAC_SHA1_96 18 #define ETYPE_ARCFOUR_HMAC_MD5 23 #define ETYPE_ARCFOUR_HMAC_MD5_56 24 /* * Key usages for des3-cbc-sha1 tokens */ #define KG_USAGE_SEAL 22 #define KG_USAGE_SIGN 23 #define KG_USAGE_SEQ 24 /* * Key usages for RFC4121 tokens */ #define KG_USAGE_ACCEPTOR_SEAL 22 #define KG_USAGE_ACCEPTOR_SIGN 23 #define KG_USAGE_INITIATOR_SEAL 24 #define KG_USAGE_INITIATOR_SIGN 25 struct krb5_key_state; typedef void init_func(struct krb5_key_state *ks); typedef void destroy_func(struct krb5_key_state *ks); typedef void set_key_func(struct krb5_key_state *ks, const void *in); typedef void random_to_key_func(struct krb5_key_state *ks, const void *in); typedef void encrypt_func(const struct krb5_key_state *ks, struct mbuf *inout, size_t skip, size_t len, void *ivec, size_t ivlen); typedef void checksum_func(const struct krb5_key_state *ks, int usage, struct mbuf *inout, size_t skip, size_t inlen, size_t outlen); struct krb5_encryption_class { const char *ec_name; int ec_type; int ec_flags; #define EC_DERIVED_KEYS 1 size_t ec_blocklen; size_t ec_msgblocklen; size_t ec_checksumlen; size_t ec_keybits; /* key length in bits */ size_t ec_keylen; /* size of key in memory */ init_func *ec_init; destroy_func *ec_destroy; set_key_func *ec_set_key; random_to_key_func *ec_random_to_key; encrypt_func *ec_encrypt; encrypt_func *ec_decrypt; checksum_func *ec_checksum; }; struct krb5_key_state { const struct krb5_encryption_class *ks_class; volatile u_int ks_refs; void *ks_key; void *ks_priv; }; extern struct krb5_encryption_class krb5_des_encryption_class; extern struct krb5_encryption_class krb5_des3_encryption_class; extern struct krb5_encryption_class krb5_aes128_encryption_class; extern struct krb5_encryption_class krb5_aes256_encryption_class; extern struct krb5_encryption_class krb5_arcfour_encryption_class; extern struct krb5_encryption_class krb5_arcfour_56_encryption_class; static __inline void krb5_set_key(struct krb5_key_state *ks, const void *keydata) { ks->ks_class->ec_set_key(ks, keydata); } static __inline void krb5_random_to_key(struct krb5_key_state *ks, const void *keydata) { ks->ks_class->ec_random_to_key(ks, keydata); } static __inline void krb5_encrypt(const struct krb5_key_state *ks, struct mbuf *inout, size_t skip, size_t len, void *ivec, size_t ivlen) { ks->ks_class->ec_encrypt(ks, inout, skip, len, ivec, ivlen); } static __inline void krb5_decrypt(const struct krb5_key_state *ks, struct mbuf *inout, size_t skip, size_t len, void *ivec, size_t ivlen) { ks->ks_class->ec_decrypt(ks, inout, skip, len, ivec, ivlen); } static __inline void krb5_checksum(const struct krb5_key_state *ks, int usage, struct mbuf *inout, size_t skip, size_t inlen, size_t outlen) { ks->ks_class->ec_checksum(ks, usage, inout, skip, inlen, outlen); } extern struct krb5_encryption_class * krb5_find_encryption_class(int etype); extern struct krb5_key_state * krb5_create_key(const struct krb5_encryption_class *ec); extern void krb5_free_key(struct krb5_key_state *ks); extern struct krb5_key_state * krb5_derive_key(struct krb5_key_state *inkey, void *constant, size_t constantlen); extern struct krb5_key_state * krb5_get_encryption_key(struct krb5_key_state *basekey, int usage); extern struct krb5_key_state * krb5_get_integrity_key(struct krb5_key_state *basekey, int usage); extern struct krb5_key_state * krb5_get_checksum_key(struct krb5_key_state *basekey, int usage);