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authorTheo de Raadt <deraadt@cvs.openbsd.org>1998-11-14 23:37:31 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>1998-11-14 23:37:31 +0000
commit1264df3a5da0b4ba93aa3f250a20101bcc19e1ca (patch)
treeec96c7e83c6ea2756e246d730c9ceddb9ea8a1d6 /sbin/photurisd/modulus.h
parentbf316445157edd81f8d5e3f6e30d26fe295990bb (diff)
move ipsec tools into .
Diffstat (limited to 'sbin/photurisd/modulus.h')
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1 files changed, 95 insertions, 0 deletions
diff --git a/sbin/photurisd/modulus.h b/sbin/photurisd/modulus.h
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+/*
+ * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
+ * 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Niels Provos.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+ */
+/* $Id: modulus.h,v 1.1 1998/11/14 23:37:25 deraadt Exp $ */
+/*
+ * modulus.h:
+ * modulus handling functions
+ */
+
+#ifndef _MODULUS_H_
+#define _MODULUS_H_
+
+#undef EXTERN
+
+#ifdef _MODULUS_C_
+#define EXTERN
+#else
+#define EXTERN extern
+#endif
+
+#include "gmp.h"
+
+/* Possible values for the status field */
+
+#define MOD_UNUSED 0
+#define MOD_COMPUTING 1
+#define MOD_PRIME 2
+#define MOD_NOTPRIME 3
+
+#define MOD_PRIME_ITER 5 /* Do each cycle */
+#define MOD_PRIME_MAX 20 /* > => Is prime */
+#define MOD_PRIME_TIME 4 /* max time in mod_check_prime */
+
+#define MOD_TIMEOUT 120
+
+struct moduli_cache {
+ struct moduli_cache *next; /* Link to next member */
+ mpz_t modulus; /* Modulus for computation */
+ mpz_t generator; /* Used generator */
+ mpz_t private_value; /* Our own private value */
+ u_int8_t *exchangevalue; /* Our own exchange value */
+ u_int16_t exchangesize;
+ int iterations; /* primality check iterations */
+ int status; /* Status of the modulus */
+ time_t lifetime; /* For modulus + exchange value */
+};
+
+/* Prototypes */
+int mod_insert(struct moduli_cache *ob);
+int mod_unlink(struct moduli_cache *ob);
+
+struct moduli_cache *mod_new_modgen(mpz_t m, mpz_t g);
+struct moduli_cache *mod_new_modulus(mpz_t m);
+
+int mod_value_reset(struct moduli_cache *ob);
+
+struct moduli_cache *mod_find_modgen(mpz_t modulus, mpz_t generator);
+struct moduli_cache *mod_find_modgen_next(struct moduli_cache *ob, mpz_t modulus, mpz_t generator);
+struct moduli_cache *mod_find_modulus(mpz_t modulus);
+struct moduli_cache *mod_find_generator(mpz_t generator);
+struct moduli_cache *mod_find_modulus_next(struct moduli_cache *ob, mpz_t modulus);
+struct moduli_cache *mod_find_generator_next(struct moduli_cache *ob, mpz_t generator);
+
+void mod_check_prime(int iter, int tm);
+
+void mod_cleanup(void);
+
+
+#endif