--- /dev/null
+/* crypto/srp/srp.h */
+/* Written by Christophe Renou (christophe.renou@edelweb.fr) with
+ * the precious help of Peter Sylvester (peter.sylvester@edelweb.fr)
+ * for the EdelKey project and contributed to the OpenSSL project 2004.
+ */
+/* ====================================================================
+ * Copyright (c) 2004 The OpenSSL 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. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED 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 OpenSSL PROJECT OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+#ifndef __SRP_H__
+#define __SRP_H__
+
+#ifndef OPENSSL_NO_SRP
+
+#include <stdio.h>
+#include <string.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <openssl/safestack.h>
+#include <openssl/bn.h>
+#include <openssl/crypto.h>
+
+typedef struct SRP_gN_cache_st
+ {
+ char *b64_bn;
+ BIGNUM *bn;
+ } SRP_gN_cache;
+
+
+DECLARE_STACK_OF(SRP_gN_cache)
+
+typedef struct SRP_user_pwd_st
+ {
+ char *id;
+ BIGNUM *s;
+ BIGNUM *v;
+ const BIGNUM *g;
+ const BIGNUM *N;
+ char *info;
+ } SRP_user_pwd;
+
+DECLARE_STACK_OF(SRP_user_pwd)
+
+typedef struct SRP_VBASE_st
+ {
+ STACK_OF(SRP_user_pwd) *users_pwd;
+ STACK_OF(SRP_gN_cache) *gN_cache;
+/* to simulate a user */
+ char *seed_key;
+ BIGNUM *default_g;
+ BIGNUM *default_N;
+ } SRP_VBASE;
+
+
+/*Structure interne pour retenir les couples N et g*/
+typedef struct SRP_gN_st
+ {
+ char *id;
+ BIGNUM *g;
+ BIGNUM *N;
+ } SRP_gN;
+
+DECLARE_STACK_OF(SRP_gN)
+
+SRP_VBASE *SRP_VBASE_new(char *seed_key);
+int SRP_VBASE_free(SRP_VBASE *vb);
+int SRP_VBASE_init(SRP_VBASE *vb, char * verifier_file);
+SRP_user_pwd *SRP_VBASE_get_by_user(SRP_VBASE *vb, char *username);
+char *SRP_create_verifier(const char *user, const char *pass, char **salt,
+ char **verifier, const char *N, const char *g);
+int SRP_create_verifier_BN(const char *user, const char *pass, BIGNUM **salt, BIGNUM **verifier, BIGNUM *N, BIGNUM *g);
+
+
+#define SRP_NO_ERROR 0
+#define SRP_ERR_VBASE_INCOMPLETE_FILE 1
+#define SRP_ERR_VBASE_BN_LIB 2
+#define SRP_ERR_OPEN_FILE 3
+#define SRP_ERR_MEMORY 4
+
+#define DB_srptype 0
+#define DB_srpverifier 1
+#define DB_srpsalt 2
+#define DB_srpid 3
+#define DB_srpgN 4
+#define DB_srpinfo 5
+#undef DB_NUMBER
+#define DB_NUMBER 6
+
+#define DB_SRP_INDEX 'I'
+#define DB_SRP_VALID 'V'
+#define DB_SRP_REVOKED 'R'
+#define DB_SRP_MODIF 'v'
+
+
+/* see srp.c */
+char * SRP_check_known_gN_param(BIGNUM* g, BIGNUM* N);
+SRP_gN *SRP_get_default_gN(const char * id) ;
+
+/* server side .... */
+BIGNUM *SRP_Calc_server_key(BIGNUM *A, BIGNUM *v, BIGNUM *u, BIGNUM *b, BIGNUM *N);
+BIGNUM *SRP_Calc_B(BIGNUM *b, BIGNUM *N, BIGNUM *g, BIGNUM *v);
+int SRP_Verify_A_mod_N(BIGNUM *A, BIGNUM *N);
+BIGNUM *SRP_Calc_u(BIGNUM *A, BIGNUM *B, BIGNUM *N) ;
+
+
+
+/* client side .... */
+BIGNUM *SRP_Calc_x(BIGNUM *s, const char *user, const char *pass);
+BIGNUM *SRP_Calc_A(BIGNUM *a, BIGNUM *N, BIGNUM *g);
+BIGNUM *SRP_Calc_client_key(BIGNUM *N, BIGNUM *B, BIGNUM *g, BIGNUM *x, BIGNUM *a, BIGNUM *u);
+int SRP_Verify_B_mod_N(BIGNUM *B, BIGNUM *N);
+
+#define SRP_MINIMAL_N 1024
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+#endif
projects / cassiopeia.git / blobdiff