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135 lines
3.7 KiB
135 lines
3.7 KiB
/* |
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* Copyright 2004-2018 The OpenSSL Project Authors. All Rights Reserved. |
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* Copyright (c) 2004, EdelKey Project. All Rights Reserved. |
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* |
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* Licensed under the OpenSSL license (the "License"). You may not use |
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* this file except in compliance with the License. You can obtain a copy |
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* in the file LICENSE in the source distribution or at |
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* https://www.openssl.org/source/license.html |
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* |
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* Originally written by Christophe Renou and Peter Sylvester, |
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* for the EdelKey project. |
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*/ |
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#ifndef HEADER_SRP_H |
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# define HEADER_SRP_H |
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#include <openssl/opensslconf.h> |
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#ifndef OPENSSL_NO_SRP |
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# include <stdio.h> |
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# include <string.h> |
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# include <openssl/safestack.h> |
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# include <openssl/bn.h> |
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# include <openssl/crypto.h> |
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# ifdef __cplusplus |
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extern "C" { |
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# endif |
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typedef struct SRP_gN_cache_st { |
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char *b64_bn; |
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BIGNUM *bn; |
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} SRP_gN_cache; |
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DEFINE_STACK_OF(SRP_gN_cache) |
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typedef struct SRP_user_pwd_st { |
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/* Owned by us. */ |
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char *id; |
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BIGNUM *s; |
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BIGNUM *v; |
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/* Not owned by us. */ |
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const BIGNUM *g; |
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const BIGNUM *N; |
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/* Owned by us. */ |
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char *info; |
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} SRP_user_pwd; |
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void SRP_user_pwd_free(SRP_user_pwd *user_pwd); |
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DEFINE_STACK_OF(SRP_user_pwd) |
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typedef struct SRP_VBASE_st { |
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STACK_OF(SRP_user_pwd) *users_pwd; |
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STACK_OF(SRP_gN_cache) *gN_cache; |
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/* to simulate a user */ |
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char *seed_key; |
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const BIGNUM *default_g; |
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const BIGNUM *default_N; |
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} SRP_VBASE; |
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/* |
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* Internal structure storing N and g pair |
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*/ |
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typedef struct SRP_gN_st { |
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char *id; |
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const BIGNUM *g; |
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const BIGNUM *N; |
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} SRP_gN; |
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DEFINE_STACK_OF(SRP_gN) |
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SRP_VBASE *SRP_VBASE_new(char *seed_key); |
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void SRP_VBASE_free(SRP_VBASE *vb); |
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int SRP_VBASE_init(SRP_VBASE *vb, char *verifier_file); |
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/* This method ignores the configured seed and fails for an unknown user. */ |
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DEPRECATEDIN_1_1_0(SRP_user_pwd *SRP_VBASE_get_by_user(SRP_VBASE *vb, char *username)) |
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/* NOTE: unlike in SRP_VBASE_get_by_user, caller owns the returned pointer.*/ |
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SRP_user_pwd *SRP_VBASE_get1_by_user(SRP_VBASE *vb, char *username); |
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char *SRP_create_verifier(const char *user, const char *pass, char **salt, |
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char **verifier, const char *N, const char *g); |
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int SRP_create_verifier_BN(const char *user, const char *pass, BIGNUM **salt, |
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BIGNUM **verifier, const BIGNUM *N, |
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const BIGNUM *g); |
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# define SRP_NO_ERROR 0 |
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# define SRP_ERR_VBASE_INCOMPLETE_FILE 1 |
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# define SRP_ERR_VBASE_BN_LIB 2 |
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# define SRP_ERR_OPEN_FILE 3 |
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# define SRP_ERR_MEMORY 4 |
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# define DB_srptype 0 |
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# define DB_srpverifier 1 |
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# define DB_srpsalt 2 |
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# define DB_srpid 3 |
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# define DB_srpgN 4 |
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# define DB_srpinfo 5 |
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# undef DB_NUMBER |
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# define DB_NUMBER 6 |
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# define DB_SRP_INDEX 'I' |
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# define DB_SRP_VALID 'V' |
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# define DB_SRP_REVOKED 'R' |
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# define DB_SRP_MODIF 'v' |
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/* see srp.c */ |
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char *SRP_check_known_gN_param(const BIGNUM *g, const BIGNUM *N); |
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SRP_gN *SRP_get_default_gN(const char *id); |
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/* server side .... */ |
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BIGNUM *SRP_Calc_server_key(const BIGNUM *A, const BIGNUM *v, const BIGNUM *u, |
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const BIGNUM *b, const BIGNUM *N); |
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BIGNUM *SRP_Calc_B(const BIGNUM *b, const BIGNUM *N, const BIGNUM *g, |
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const BIGNUM *v); |
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int SRP_Verify_A_mod_N(const BIGNUM *A, const BIGNUM *N); |
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BIGNUM *SRP_Calc_u(const BIGNUM *A, const BIGNUM *B, const BIGNUM *N); |
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/* client side .... */ |
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BIGNUM *SRP_Calc_x(const BIGNUM *s, const char *user, const char *pass); |
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BIGNUM *SRP_Calc_A(const BIGNUM *a, const BIGNUM *N, const BIGNUM *g); |
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BIGNUM *SRP_Calc_client_key(const BIGNUM *N, const BIGNUM *B, const BIGNUM *g, |
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const BIGNUM *x, const BIGNUM *a, const BIGNUM *u); |
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int SRP_Verify_B_mod_N(const BIGNUM *B, const BIGNUM *N); |
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# define SRP_MINIMAL_N 1024 |
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# ifdef __cplusplus |
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} |
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# endif |
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# endif |
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#endif
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