diff options
Diffstat (limited to 'main/openssl/crypto/srp')
-rw-r--r-- | main/openssl/crypto/srp/srp.h | 172 | ||||
-rw-r--r-- | main/openssl/crypto/srp/srp_grps.h | 517 | ||||
-rw-r--r-- | main/openssl/crypto/srp/srp_lcl.h | 83 | ||||
-rw-r--r-- | main/openssl/crypto/srp/srp_lib.c | 361 | ||||
-rw-r--r-- | main/openssl/crypto/srp/srp_vfy.c | 658 |
5 files changed, 1791 insertions, 0 deletions
diff --git a/main/openssl/crypto/srp/srp.h b/main/openssl/crypto/srp/srp.h new file mode 100644 index 00000000..7ec7825c --- /dev/null +++ b/main/openssl/crypto/srp/srp.h @@ -0,0 +1,172 @@ +/* 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 diff --git a/main/openssl/crypto/srp/srp_grps.h b/main/openssl/crypto/srp/srp_grps.h new file mode 100644 index 00000000..8e3c35e3 --- /dev/null +++ b/main/openssl/crypto/srp/srp_grps.h @@ -0,0 +1,517 @@ +/* start of generated data */ + +static BN_ULONG bn_group_1024_value[] = { + bn_pack4(0x9FC6,0x1D2F,0xC0EB,0x06E3), + bn_pack4(0xFD51,0x38FE,0x8376,0x435B), + bn_pack4(0x2FD4,0xCBF4,0x976E,0xAA9A), + bn_pack4(0x68ED,0xBC3C,0x0572,0x6CC0), + bn_pack4(0xC529,0xF566,0x660E,0x57EC), + bn_pack4(0x8255,0x9B29,0x7BCF,0x1885), + bn_pack4(0xCE8E,0xF4AD,0x69B1,0x5D49), + bn_pack4(0x5DC7,0xD7B4,0x6154,0xD6B6), + bn_pack4(0x8E49,0x5C1D,0x6089,0xDAD1), + bn_pack4(0xE0D5,0xD8E2,0x50B9,0x8BE4), + bn_pack4(0x383B,0x4813,0xD692,0xC6E0), + bn_pack4(0xD674,0xDF74,0x96EA,0x81D3), + bn_pack4(0x9EA2,0x314C,0x9C25,0x6576), + bn_pack4(0x6072,0x6187,0x75FF,0x3C0B), + bn_pack4(0x9C33,0xF80A,0xFA8F,0xC5E8), + bn_pack4(0xEEAF,0x0AB9,0xADB3,0x8DD6) +}; +static BIGNUM bn_group_1024 = { + bn_group_1024_value, + (sizeof bn_group_1024_value)/sizeof(BN_ULONG), + (sizeof bn_group_1024_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_1536_value[] = { + bn_pack4(0xCF76,0xE3FE,0xD135,0xF9BB), + bn_pack4(0x1518,0x0F93,0x499A,0x234D), + bn_pack4(0x8CE7,0xA28C,0x2442,0xC6F3), + bn_pack4(0x5A02,0x1FFF,0x5E91,0x479E), + bn_pack4(0x7F8A,0x2FE9,0xB8B5,0x292E), + bn_pack4(0x837C,0x264A,0xE3A9,0xBEB8), + bn_pack4(0xE442,0x734A,0xF7CC,0xB7AE), + bn_pack4(0x6577,0x2E43,0x7D6C,0x7F8C), + bn_pack4(0xDB2F,0xD53D,0x24B7,0xC486), + bn_pack4(0x6EDF,0x0195,0x3934,0x9627), + bn_pack4(0x158B,0xFD3E,0x2B9C,0x8CF5), + bn_pack4(0x764E,0x3F4B,0x53DD,0x9DA1), + bn_pack4(0x4754,0x8381,0xDBC5,0xB1FC), + bn_pack4(0x9B60,0x9E0B,0xE3BA,0xB63D), + bn_pack4(0x8134,0xB1C8,0xB979,0x8914), + bn_pack4(0xDF02,0x8A7C,0xEC67,0xF0D0), + bn_pack4(0x80B6,0x55BB,0x9A22,0xE8DC), + bn_pack4(0x1558,0x903B,0xA0D0,0xF843), + bn_pack4(0x51C6,0xA94B,0xE460,0x7A29), + bn_pack4(0x5F4F,0x5F55,0x6E27,0xCBDE), + bn_pack4(0xBEEE,0xA961,0x4B19,0xCC4D), + bn_pack4(0xDBA5,0x1DF4,0x99AC,0x4C80), + bn_pack4(0xB1F1,0x2A86,0x17A4,0x7BBB), + bn_pack4(0x9DEF,0x3CAF,0xB939,0x277A) +}; +static BIGNUM bn_group_1536 = { + bn_group_1536_value, + (sizeof bn_group_1536_value)/sizeof(BN_ULONG), + (sizeof bn_group_1536_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_2048_value[] = { + bn_pack4(0x0FA7,0x111F,0x9E4A,0xFF73), + bn_pack4(0x9B65,0xE372,0xFCD6,0x8EF2), + bn_pack4(0x35DE,0x236D,0x525F,0x5475), + bn_pack4(0x94B5,0xC803,0xD89F,0x7AE4), + bn_pack4(0x71AE,0x35F8,0xE9DB,0xFBB6), + bn_pack4(0x2A56,0x98F3,0xA8D0,0xC382), + bn_pack4(0x9CCC,0x041C,0x7BC3,0x08D8), + bn_pack4(0xAF87,0x4E73,0x03CE,0x5329), + bn_pack4(0x6160,0x2790,0x04E5,0x7AE6), + bn_pack4(0x032C,0xFBDB,0xF52F,0xB378), + bn_pack4(0x5EA7,0x7A27,0x75D2,0xECFA), + bn_pack4(0x5445,0x23B5,0x24B0,0xD57D), + bn_pack4(0x5B9D,0x32E6,0x88F8,0x7748), + bn_pack4(0xF1D2,0xB907,0x8717,0x461A), + bn_pack4(0x76BD,0x207A,0x436C,0x6481), + bn_pack4(0xCA97,0xB43A,0x23FB,0x8016), + bn_pack4(0x1D28,0x1E44,0x6B14,0x773B), + bn_pack4(0x7359,0xD041,0xD5C3,0x3EA7), + bn_pack4(0xA80D,0x740A,0xDBF4,0xFF74), + bn_pack4(0x55F9,0x7993,0xEC97,0x5EEA), + bn_pack4(0x2918,0xA996,0x2F0B,0x93B8), + bn_pack4(0x661A,0x05FB,0xD5FA,0xAAE8), + bn_pack4(0xCF60,0x9517,0x9A16,0x3AB3), + bn_pack4(0xE808,0x3969,0xEDB7,0x67B0), + bn_pack4(0xCD7F,0x48A9,0xDA04,0xFD50), + bn_pack4(0xD523,0x12AB,0x4B03,0x310D), + bn_pack4(0x8193,0xE075,0x7767,0xA13D), + bn_pack4(0xA373,0x29CB,0xB4A0,0x99ED), + bn_pack4(0xFC31,0x9294,0x3DB5,0x6050), + bn_pack4(0xAF72,0xB665,0x1987,0xEE07), + bn_pack4(0xF166,0xDE5E,0x1389,0x582F), + bn_pack4(0xAC6B,0xDB41,0x324A,0x9A9B) +}; +static BIGNUM bn_group_2048 = { + bn_group_2048_value, + (sizeof bn_group_2048_value)/sizeof(BN_ULONG), + (sizeof bn_group_2048_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_3072_value[] = { + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF), + bn_pack4(0x4B82,0xD120,0xA93A,0xD2CA), + bn_pack4(0x43DB,0x5BFC,0xE0FD,0x108E), + bn_pack4(0x08E2,0x4FA0,0x74E5,0xAB31), + bn_pack4(0x7709,0x88C0,0xBAD9,0x46E2), + bn_pack4(0xBBE1,0x1757,0x7A61,0x5D6C), + bn_pack4(0x521F,0x2B18,0x177B,0x200C), + bn_pack4(0xD876,0x0273,0x3EC8,0x6A64), + bn_pack4(0xF12F,0xFA06,0xD98A,0x0864), + bn_pack4(0xCEE3,0xD226,0x1AD2,0xEE6B), + bn_pack4(0x1E8C,0x94E0,0x4A25,0x619D), + bn_pack4(0xABF5,0xAE8C,0xDB09,0x33D7), + bn_pack4(0xB397,0x0F85,0xA6E1,0xE4C7), + bn_pack4(0x8AEA,0x7157,0x5D06,0x0C7D), + bn_pack4(0xECFB,0x8504,0x58DB,0xEF0A), + bn_pack4(0xA855,0x21AB,0xDF1C,0xBA64), + bn_pack4(0xAD33,0x170D,0x0450,0x7A33), + bn_pack4(0x1572,0x8E5A,0x8AAA,0xC42D), + bn_pack4(0x15D2,0x2618,0x98FA,0x0510), + bn_pack4(0x3995,0x497C,0xEA95,0x6AE5), + bn_pack4(0xDE2B,0xCBF6,0x9558,0x1718), + bn_pack4(0xB5C5,0x5DF0,0x6F4C,0x52C9), + bn_pack4(0x9B27,0x83A2,0xEC07,0xA28F), + bn_pack4(0xE39E,0x772C,0x180E,0x8603), + bn_pack4(0x3290,0x5E46,0x2E36,0xCE3B), + bn_pack4(0xF174,0x6C08,0xCA18,0x217C), + bn_pack4(0x670C,0x354E,0x4ABC,0x9804), + bn_pack4(0x9ED5,0x2907,0x7096,0x966D), + bn_pack4(0x1C62,0xF356,0x2085,0x52BB), + bn_pack4(0x8365,0x5D23,0xDCA3,0xAD96), + bn_pack4(0x6916,0x3FA8,0xFD24,0xCF5F), + bn_pack4(0x98DA,0x4836,0x1C55,0xD39A), + bn_pack4(0xC200,0x7CB8,0xA163,0xBF05), + bn_pack4(0x4928,0x6651,0xECE4,0x5B3D), + bn_pack4(0xAE9F,0x2411,0x7C4B,0x1FE6), + bn_pack4(0xEE38,0x6BFB,0x5A89,0x9FA5), + bn_pack4(0x0BFF,0x5CB6,0xF406,0xB7ED), + bn_pack4(0xF44C,0x42E9,0xA637,0xED6B), + bn_pack4(0xE485,0xB576,0x625E,0x7EC6), + bn_pack4(0x4FE1,0x356D,0x6D51,0xC245), + bn_pack4(0x302B,0x0A6D,0xF25F,0x1437), + bn_pack4(0xEF95,0x19B3,0xCD3A,0x431B), + bn_pack4(0x514A,0x0879,0x8E34,0x04DD), + bn_pack4(0x020B,0xBEA6,0x3B13,0x9B22), + bn_pack4(0x2902,0x4E08,0x8A67,0xCC74), + bn_pack4(0xC4C6,0x628B,0x80DC,0x1CD1), + bn_pack4(0xC90F,0xDAA2,0x2168,0xC234), + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF) +}; +static BIGNUM bn_group_3072 = { + bn_group_3072_value, + (sizeof bn_group_3072_value)/sizeof(BN_ULONG), + (sizeof bn_group_3072_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_4096_value[] = { + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF), + bn_pack4(0x4DF4,0x35C9,0x3406,0x3199), + bn_pack4(0x86FF,0xB7DC,0x90A6,0xC08F), + bn_pack4(0x93B4,0xEA98,0x8D8F,0xDDC1), + bn_pack4(0xD006,0x9127,0xD5B0,0x5AA9), + bn_pack4(0xB81B,0xDD76,0x2170,0x481C), + bn_pack4(0x1F61,0x2970,0xCEE2,0xD7AF), + bn_pack4(0x233B,0xA186,0x515B,0xE7ED), + bn_pack4(0x99B2,0x964F,0xA090,0xC3A2), + bn_pack4(0x287C,0x5947,0x4E6B,0xC05D), + bn_pack4(0x2E8E,0xFC14,0x1FBE,0xCAA6), + bn_pack4(0xDBBB,0xC2DB,0x04DE,0x8EF9), + bn_pack4(0x2583,0xE9CA,0x2AD4,0x4CE8), + bn_pack4(0x1A94,0x6834,0xB615,0x0BDA), + bn_pack4(0x99C3,0x2718,0x6AF4,0xE23C), + bn_pack4(0x8871,0x9A10,0xBDBA,0x5B26), + bn_pack4(0x1A72,0x3C12,0xA787,0xE6D7), + bn_pack4(0x4B82,0xD120,0xA921,0x0801), + bn_pack4(0x43DB,0x5BFC,0xE0FD,0x108E), + bn_pack4(0x08E2,0x4FA0,0x74E5,0xAB31), + bn_pack4(0x7709,0x88C0,0xBAD9,0x46E2), + bn_pack4(0xBBE1,0x1757,0x7A61,0x5D6C), + bn_pack4(0x521F,0x2B18,0x177B,0x200C), + bn_pack4(0xD876,0x0273,0x3EC8,0x6A64), + bn_pack4(0xF12F,0xFA06,0xD98A,0x0864), + bn_pack4(0xCEE3,0xD226,0x1AD2,0xEE6B), + bn_pack4(0x1E8C,0x94E0,0x4A25,0x619D), + bn_pack4(0xABF5,0xAE8C,0xDB09,0x33D7), + bn_pack4(0xB397,0x0F85,0xA6E1,0xE4C7), + bn_pack4(0x8AEA,0x7157,0x5D06,0x0C7D), + bn_pack4(0xECFB,0x8504,0x58DB,0xEF0A), + bn_pack4(0xA855,0x21AB,0xDF1C,0xBA64), + bn_pack4(0xAD33,0x170D,0x0450,0x7A33), + bn_pack4(0x1572,0x8E5A,0x8AAA,0xC42D), + bn_pack4(0x15D2,0x2618,0x98FA,0x0510), + bn_pack4(0x3995,0x497C,0xEA95,0x6AE5), + bn_pack4(0xDE2B,0xCBF6,0x9558,0x1718), + bn_pack4(0xB5C5,0x5DF0,0x6F4C,0x52C9), + bn_pack4(0x9B27,0x83A2,0xEC07,0xA28F), + bn_pack4(0xE39E,0x772C,0x180E,0x8603), + bn_pack4(0x3290,0x5E46,0x2E36,0xCE3B), + bn_pack4(0xF174,0x6C08,0xCA18,0x217C), + bn_pack4(0x670C,0x354E,0x4ABC,0x9804), + bn_pack4(0x9ED5,0x2907,0x7096,0x966D), + bn_pack4(0x1C62,0xF356,0x2085,0x52BB), + bn_pack4(0x8365,0x5D23,0xDCA3,0xAD96), + bn_pack4(0x6916,0x3FA8,0xFD24,0xCF5F), + bn_pack4(0x98DA,0x4836,0x1C55,0xD39A), + bn_pack4(0xC200,0x7CB8,0xA163,0xBF05), + bn_pack4(0x4928,0x6651,0xECE4,0x5B3D), + bn_pack4(0xAE9F,0x2411,0x7C4B,0x1FE6), + bn_pack4(0xEE38,0x6BFB,0x5A89,0x9FA5), + bn_pack4(0x0BFF,0x5CB6,0xF406,0xB7ED), + bn_pack4(0xF44C,0x42E9,0xA637,0xED6B), + bn_pack4(0xE485,0xB576,0x625E,0x7EC6), + bn_pack4(0x4FE1,0x356D,0x6D51,0xC245), + bn_pack4(0x302B,0x0A6D,0xF25F,0x1437), + bn_pack4(0xEF95,0x19B3,0xCD3A,0x431B), + bn_pack4(0x514A,0x0879,0x8E34,0x04DD), + bn_pack4(0x020B,0xBEA6,0x3B13,0x9B22), + bn_pack4(0x2902,0x4E08,0x8A67,0xCC74), + bn_pack4(0xC4C6,0x628B,0x80DC,0x1CD1), + bn_pack4(0xC90F,0xDAA2,0x2168,0xC234), + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF) +}; +static BIGNUM bn_group_4096 = { + bn_group_4096_value, + (sizeof bn_group_4096_value)/sizeof(BN_ULONG), + (sizeof bn_group_4096_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_6144_value[] = { + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF), + bn_pack4(0xE694,0xF91E,0x6DCC,0x4024), + bn_pack4(0x12BF,0x2D5B,0x0B74,0x74D6), + bn_pack4(0x043E,0x8F66,0x3F48,0x60EE), + bn_pack4(0x387F,0xE8D7,0x6E3C,0x0468), + bn_pack4(0xDA56,0xC9EC,0x2EF2,0x9632), + bn_pack4(0xEB19,0xCCB1,0xA313,0xD55C), + bn_pack4(0xF550,0xAA3D,0x8A1F,0xBFF0), + bn_pack4(0x06A1,0xD58B,0xB7C5,0xDA76), + bn_pack4(0xA797,0x15EE,0xF29B,0xE328), + bn_pack4(0x14CC,0x5ED2,0x0F80,0x37E0), + bn_pack4(0xCC8F,0x6D7E,0xBF48,0xE1D8), + bn_pack4(0x4BD4,0x07B2,0x2B41,0x54AA), + bn_pack4(0x0F1D,0x45B7,0xFF58,0x5AC5), + bn_pack4(0x23A9,0x7A7E,0x36CC,0x88BE), + bn_pack4(0x59E7,0xC97F,0xBEC7,0xE8F3), + bn_pack4(0xB5A8,0x4031,0x900B,0x1C9E), + bn_pack4(0xD55E,0x702F,0x4698,0x0C82), + bn_pack4(0xF482,0xD7CE,0x6E74,0xFEF6), + bn_pack4(0xF032,0xEA15,0xD172,0x1D03), + bn_pack4(0x5983,0xCA01,0xC64B,0x92EC), + bn_pack4(0x6FB8,0xF401,0x378C,0xD2BF), + bn_pack4(0x3320,0x5151,0x2BD7,0xAF42), + bn_pack4(0xDB7F,0x1447,0xE6CC,0x254B), + bn_pack4(0x44CE,0x6CBA,0xCED4,0xBB1B), + bn_pack4(0xDA3E,0xDBEB,0xCF9B,0x14ED), + bn_pack4(0x1797,0x27B0,0x865A,0x8918), + bn_pack4(0xB06A,0x53ED,0x9027,0xD831), + bn_pack4(0xE5DB,0x382F,0x4130,0x01AE), + bn_pack4(0xF8FF,0x9406,0xAD9E,0x530E), + bn_pack4(0xC975,0x1E76,0x3DBA,0x37BD), + bn_pack4(0xC1D4,0xDCB2,0x6026,0x46DE), + bn_pack4(0x36C3,0xFAB4,0xD27C,0x7026), + bn_pack4(0x4DF4,0x35C9,0x3402,0x8492), + bn_pack4(0x86FF,0xB7DC,0x90A6,0xC08F), + bn_pack4(0x93B4,0xEA98,0x8D8F,0xDDC1), + bn_pack4(0xD006,0x9127,0xD5B0,0x5AA9), + bn_pack4(0xB81B,0xDD76,0x2170,0x481C), + bn_pack4(0x1F61,0x2970,0xCEE2,0xD7AF), + bn_pack4(0x233B,0xA186,0x515B,0xE7ED), + bn_pack4(0x99B2,0x964F,0xA090,0xC3A2), + bn_pack4(0x287C,0x5947,0x4E6B,0xC05D), + bn_pack4(0x2E8E,0xFC14,0x1FBE,0xCAA6), + bn_pack4(0xDBBB,0xC2DB,0x04DE,0x8EF9), + bn_pack4(0x2583,0xE9CA,0x2AD4,0x4CE8), + bn_pack4(0x1A94,0x6834,0xB615,0x0BDA), + bn_pack4(0x99C3,0x2718,0x6AF4,0xE23C), + bn_pack4(0x8871,0x9A10,0xBDBA,0x5B26), + bn_pack4(0x1A72,0x3C12,0xA787,0xE6D7), + bn_pack4(0x4B82,0xD120,0xA921,0x0801), + bn_pack4(0x43DB,0x5BFC,0xE0FD,0x108E), + bn_pack4(0x08E2,0x4FA0,0x74E5,0xAB31), + bn_pack4(0x7709,0x88C0,0xBAD9,0x46E2), + bn_pack4(0xBBE1,0x1757,0x7A61,0x5D6C), + bn_pack4(0x521F,0x2B18,0x177B,0x200C), + bn_pack4(0xD876,0x0273,0x3EC8,0x6A64), + bn_pack4(0xF12F,0xFA06,0xD98A,0x0864), + bn_pack4(0xCEE3,0xD226,0x1AD2,0xEE6B), + bn_pack4(0x1E8C,0x94E0,0x4A25,0x619D), + bn_pack4(0xABF5,0xAE8C,0xDB09,0x33D7), + bn_pack4(0xB397,0x0F85,0xA6E1,0xE4C7), + bn_pack4(0x8AEA,0x7157,0x5D06,0x0C7D), + bn_pack4(0xECFB,0x8504,0x58DB,0xEF0A), + bn_pack4(0xA855,0x21AB,0xDF1C,0xBA64), + bn_pack4(0xAD33,0x170D,0x0450,0x7A33), + bn_pack4(0x1572,0x8E5A,0x8AAA,0xC42D), + bn_pack4(0x15D2,0x2618,0x98FA,0x0510), + bn_pack4(0x3995,0x497C,0xEA95,0x6AE5), + bn_pack4(0xDE2B,0xCBF6,0x9558,0x1718), + bn_pack4(0xB5C5,0x5DF0,0x6F4C,0x52C9), + bn_pack4(0x9B27,0x83A2,0xEC07,0xA28F), + bn_pack4(0xE39E,0x772C,0x180E,0x8603), + bn_pack4(0x3290,0x5E46,0x2E36,0xCE3B), + bn_pack4(0xF174,0x6C08,0xCA18,0x217C), + bn_pack4(0x670C,0x354E,0x4ABC,0x9804), + bn_pack4(0x9ED5,0x2907,0x7096,0x966D), + bn_pack4(0x1C62,0xF356,0x2085,0x52BB), + bn_pack4(0x8365,0x5D23,0xDCA3,0xAD96), + bn_pack4(0x6916,0x3FA8,0xFD24,0xCF5F), + bn_pack4(0x98DA,0x4836,0x1C55,0xD39A), + bn_pack4(0xC200,0x7CB8,0xA163,0xBF05), + bn_pack4(0x4928,0x6651,0xECE4,0x5B3D), + bn_pack4(0xAE9F,0x2411,0x7C4B,0x1FE6), + bn_pack4(0xEE38,0x6BFB,0x5A89,0x9FA5), + bn_pack4(0x0BFF,0x5CB6,0xF406,0xB7ED), + bn_pack4(0xF44C,0x42E9,0xA637,0xED6B), + bn_pack4(0xE485,0xB576,0x625E,0x7EC6), + bn_pack4(0x4FE1,0x356D,0x6D51,0xC245), + bn_pack4(0x302B,0x0A6D,0xF25F,0x1437), + bn_pack4(0xEF95,0x19B3,0xCD3A,0x431B), + bn_pack4(0x514A,0x0879,0x8E34,0x04DD), + bn_pack4(0x020B,0xBEA6,0x3B13,0x9B22), + bn_pack4(0x2902,0x4E08,0x8A67,0xCC74), + bn_pack4(0xC4C6,0x628B,0x80DC,0x1CD1), + bn_pack4(0xC90F,0xDAA2,0x2168,0xC234), + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF) +}; +static BIGNUM bn_group_6144 = { + bn_group_6144_value, + (sizeof bn_group_6144_value)/sizeof(BN_ULONG), + (sizeof bn_group_6144_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_group_8192_value[] = { + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF), + bn_pack4(0x60C9,0x80DD,0x98ED,0xD3DF), + bn_pack4(0xC81F,0x56E8,0x80B9,0x6E71), + bn_pack4(0x9E30,0x50E2,0x7656,0x94DF), + bn_pack4(0x9558,0xE447,0x5677,0xE9AA), + bn_pack4(0xC919,0x0DA6,0xFC02,0x6E47), + bn_pack4(0x889A,0x002E,0xD5EE,0x382B), + bn_pack4(0x4009,0x438B,0x481C,0x6CD7), + bn_pack4(0x3590,0x46F4,0xEB87,0x9F92), + bn_pack4(0xFAF3,0x6BC3,0x1ECF,0xA268), + bn_pack4(0xB1D5,0x10BD,0x7EE7,0x4D73), + bn_pack4(0xF9AB,0x4819,0x5DED,0x7EA1), + bn_pack4(0x64F3,0x1CC5,0x0846,0x851D), + bn_pack4(0x4597,0xE899,0xA025,0x5DC1), + bn_pack4(0xDF31,0x0EE0,0x74AB,0x6A36), + bn_pack4(0x6D2A,0x13F8,0x3F44,0xF82D), + bn_pack4(0x062B,0x3CF5,0xB3A2,0x78A6), + bn_pack4(0x7968,0x3303,0xED5B,0xDD3A), + bn_pack4(0xFA9D,0x4B7F,0xA2C0,0x87E8), + bn_pack4(0x4BCB,0xC886,0x2F83,0x85DD), + bn_pack4(0x3473,0xFC64,0x6CEA,0x306B), + bn_pack4(0x13EB,0x57A8,0x1A23,0xF0C7), + bn_pack4(0x2222,0x2E04,0xA403,0x7C07), + bn_pack4(0xE3FD,0xB8BE,0xFC84,0x8AD9), + bn_pack4(0x238F,0x16CB,0xE39D,0x652D), + bn_pack4(0x3423,0xB474,0x2BF1,0xC978), + bn_pack4(0x3AAB,0x639C,0x5AE4,0xF568), + bn_pack4(0x2576,0xF693,0x6BA4,0x2466), + bn_pack4(0x741F,0xA7BF,0x8AFC,0x47ED), + bn_pack4(0x3BC8,0x32B6,0x8D9D,0xD300), + bn_pack4(0xD8BE,0xC4D0,0x73B9,0x31BA), + bn_pack4(0x3877,0x7CB6,0xA932,0xDF8C), + bn_pack4(0x74A3,0x926F,0x12FE,0xE5E4), + bn_pack4(0xE694,0xF91E,0x6DBE,0x1159), + bn_pack4(0x12BF,0x2D5B,0x0B74,0x74D6), + bn_pack4(0x043E,0x8F66,0x3F48,0x60EE), + bn_pack4(0x387F,0xE8D7,0x6E3C,0x0468), + bn_pack4(0xDA56,0xC9EC,0x2EF2,0x9632), + bn_pack4(0xEB19,0xCCB1,0xA313,0xD55C), + bn_pack4(0xF550,0xAA3D,0x8A1F,0xBFF0), + bn_pack4(0x06A1,0xD58B,0xB7C5,0xDA76), + bn_pack4(0xA797,0x15EE,0xF29B,0xE328), + bn_pack4(0x14CC,0x5ED2,0x0F80,0x37E0), + bn_pack4(0xCC8F,0x6D7E,0xBF48,0xE1D8), + bn_pack4(0x4BD4,0x07B2,0x2B41,0x54AA), + bn_pack4(0x0F1D,0x45B7,0xFF58,0x5AC5), + bn_pack4(0x23A9,0x7A7E,0x36CC,0x88BE), + bn_pack4(0x59E7,0xC97F,0xBEC7,0xE8F3), + bn_pack4(0xB5A8,0x4031,0x900B,0x1C9E), + bn_pack4(0xD55E,0x702F,0x4698,0x0C82), + bn_pack4(0xF482,0xD7CE,0x6E74,0xFEF6), + bn_pack4(0xF032,0xEA15,0xD172,0x1D03), + bn_pack4(0x5983,0xCA01,0xC64B,0x92EC), + bn_pack4(0x6FB8,0xF401,0x378C,0xD2BF), + bn_pack4(0x3320,0x5151,0x2BD7,0xAF42), + bn_pack4(0xDB7F,0x1447,0xE6CC,0x254B), + bn_pack4(0x44CE,0x6CBA,0xCED4,0xBB1B), + bn_pack4(0xDA3E,0xDBEB,0xCF9B,0x14ED), + bn_pack4(0x1797,0x27B0,0x865A,0x8918), + bn_pack4(0xB06A,0x53ED,0x9027,0xD831), + bn_pack4(0xE5DB,0x382F,0x4130,0x01AE), + bn_pack4(0xF8FF,0x9406,0xAD9E,0x530E), + bn_pack4(0xC975,0x1E76,0x3DBA,0x37BD), + bn_pack4(0xC1D4,0xDCB2,0x6026,0x46DE), + bn_pack4(0x36C3,0xFAB4,0xD27C,0x7026), + bn_pack4(0x4DF4,0x35C9,0x3402,0x8492), + bn_pack4(0x86FF,0xB7DC,0x90A6,0xC08F), + bn_pack4(0x93B4,0xEA98,0x8D8F,0xDDC1), + bn_pack4(0xD006,0x9127,0xD5B0,0x5AA9), + bn_pack4(0xB81B,0xDD76,0x2170,0x481C), + bn_pack4(0x1F61,0x2970,0xCEE2,0xD7AF), + bn_pack4(0x233B,0xA186,0x515B,0xE7ED), + bn_pack4(0x99B2,0x964F,0xA090,0xC3A2), + bn_pack4(0x287C,0x5947,0x4E6B,0xC05D), + bn_pack4(0x2E8E,0xFC14,0x1FBE,0xCAA6), + bn_pack4(0xDBBB,0xC2DB,0x04DE,0x8EF9), + bn_pack4(0x2583,0xE9CA,0x2AD4,0x4CE8), + bn_pack4(0x1A94,0x6834,0xB615,0x0BDA), + bn_pack4(0x99C3,0x2718,0x6AF4,0xE23C), + bn_pack4(0x8871,0x9A10,0xBDBA,0x5B26), + bn_pack4(0x1A72,0x3C12,0xA787,0xE6D7), + bn_pack4(0x4B82,0xD120,0xA921,0x0801), + bn_pack4(0x43DB,0x5BFC,0xE0FD,0x108E), + bn_pack4(0x08E2,0x4FA0,0x74E5,0xAB31), + bn_pack4(0x7709,0x88C0,0xBAD9,0x46E2), + bn_pack4(0xBBE1,0x1757,0x7A61,0x5D6C), + bn_pack4(0x521F,0x2B18,0x177B,0x200C), + bn_pack4(0xD876,0x0273,0x3EC8,0x6A64), + bn_pack4(0xF12F,0xFA06,0xD98A,0x0864), + bn_pack4(0xCEE3,0xD226,0x1AD2,0xEE6B), + bn_pack4(0x1E8C,0x94E0,0x4A25,0x619D), + bn_pack4(0xABF5,0xAE8C,0xDB09,0x33D7), + bn_pack4(0xB397,0x0F85,0xA6E1,0xE4C7), + bn_pack4(0x8AEA,0x7157,0x5D06,0x0C7D), + bn_pack4(0xECFB,0x8504,0x58DB,0xEF0A), + bn_pack4(0xA855,0x21AB,0xDF1C,0xBA64), + bn_pack4(0xAD33,0x170D,0x0450,0x7A33), + bn_pack4(0x1572,0x8E5A,0x8AAA,0xC42D), + bn_pack4(0x15D2,0x2618,0x98FA,0x0510), + bn_pack4(0x3995,0x497C,0xEA95,0x6AE5), + bn_pack4(0xDE2B,0xCBF6,0x9558,0x1718), + bn_pack4(0xB5C5,0x5DF0,0x6F4C,0x52C9), + bn_pack4(0x9B27,0x83A2,0xEC07,0xA28F), + bn_pack4(0xE39E,0x772C,0x180E,0x8603), + bn_pack4(0x3290,0x5E46,0x2E36,0xCE3B), + bn_pack4(0xF174,0x6C08,0xCA18,0x217C), + bn_pack4(0x670C,0x354E,0x4ABC,0x9804), + bn_pack4(0x9ED5,0x2907,0x7096,0x966D), + bn_pack4(0x1C62,0xF356,0x2085,0x52BB), + bn_pack4(0x8365,0x5D23,0xDCA3,0xAD96), + bn_pack4(0x6916,0x3FA8,0xFD24,0xCF5F), + bn_pack4(0x98DA,0x4836,0x1C55,0xD39A), + bn_pack4(0xC200,0x7CB8,0xA163,0xBF05), + bn_pack4(0x4928,0x6651,0xECE4,0x5B3D), + bn_pack4(0xAE9F,0x2411,0x7C4B,0x1FE6), + bn_pack4(0xEE38,0x6BFB,0x5A89,0x9FA5), + bn_pack4(0x0BFF,0x5CB6,0xF406,0xB7ED), + bn_pack4(0xF44C,0x42E9,0xA637,0xED6B), + bn_pack4(0xE485,0xB576,0x625E,0x7EC6), + bn_pack4(0x4FE1,0x356D,0x6D51,0xC245), + bn_pack4(0x302B,0x0A6D,0xF25F,0x1437), + bn_pack4(0xEF95,0x19B3,0xCD3A,0x431B), + bn_pack4(0x514A,0x0879,0x8E34,0x04DD), + bn_pack4(0x020B,0xBEA6,0x3B13,0x9B22), + bn_pack4(0x2902,0x4E08,0x8A67,0xCC74), + bn_pack4(0xC4C6,0x628B,0x80DC,0x1CD1), + bn_pack4(0xC90F,0xDAA2,0x2168,0xC234), + bn_pack4(0xFFFF,0xFFFF,0xFFFF,0xFFFF) +}; +static BIGNUM bn_group_8192 = { + bn_group_8192_value, + (sizeof bn_group_8192_value)/sizeof(BN_ULONG), + (sizeof bn_group_8192_value)/sizeof(BN_ULONG), + 0, + BN_FLG_STATIC_DATA +}; + +static BN_ULONG bn_generator_19_value[] = {19} ; +static BIGNUM bn_generator_19 = { + bn_generator_19_value, + 1, + 1, + 0, + BN_FLG_STATIC_DATA +}; +static BN_ULONG bn_generator_5_value[] = {5} ; +static BIGNUM bn_generator_5 = { + bn_generator_5_value, + 1, + 1, + 0, + BN_FLG_STATIC_DATA +}; +static BN_ULONG bn_generator_2_value[] = {2} ; +static BIGNUM bn_generator_2 = { + bn_generator_2_value, + 1, + 1, + 0, + BN_FLG_STATIC_DATA +}; + +static SRP_gN knowngN[] = { + {"8192",&bn_generator_19 , &bn_group_8192}, + {"6144",&bn_generator_5 , &bn_group_6144}, + {"4096",&bn_generator_5 , &bn_group_4096}, + {"3072",&bn_generator_5 , &bn_group_3072}, + {"2048",&bn_generator_2 , &bn_group_2048}, + {"1536",&bn_generator_2 , &bn_group_1536}, + {"1024",&bn_generator_2 , &bn_group_1024}, +}; +#define KNOWN_GN_NUMBER sizeof(knowngN) / sizeof(SRP_gN) + +/* end of generated data */ diff --git a/main/openssl/crypto/srp/srp_lcl.h b/main/openssl/crypto/srp/srp_lcl.h new file mode 100644 index 00000000..42bda3f1 --- /dev/null +++ b/main/openssl/crypto/srp/srp_lcl.h @@ -0,0 +1,83 @@ +/* crypto/srp/srp_lcl.h */ +/* Written by 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 HEADER_SRP_LCL_H +#define HEADER_SRP_LCL_H + +#include <openssl/srp.h> +#include <openssl/sha.h> + +#if 0 +#define srp_bn_print(a) {fprintf(stderr, #a "="); BN_print_fp(stderr,a); \ + fprintf(stderr,"\n");} +#else +#define srp_bn_print(a) +#endif + + + +#ifdef __cplusplus +extern "C" { +#endif + + + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/main/openssl/crypto/srp/srp_lib.c b/main/openssl/crypto/srp/srp_lib.c new file mode 100644 index 00000000..7c1dcc51 --- /dev/null +++ b/main/openssl/crypto/srp/srp_lib.c @@ -0,0 +1,361 @@ +/* crypto/srp/srp_lib.c */ +/* 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 OPENSSL_NO_SRP +#include "cryptlib.h" +#include "srp_lcl.h" +#include <openssl/srp.h> +#include <openssl/evp.h> + +#if (BN_BYTES == 8) +# if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__) +# define bn_pack4(a1,a2,a3,a4) ((a1##UI64<<48)|(a2##UI64<<32)|(a3##UI64<<16)|a4##UI64) +# elif defined(__arch64__) +# define bn_pack4(a1,a2,a3,a4) ((a1##UL<<48)|(a2##UL<<32)|(a3##UL<<16)|a4##UL) +# else +# define bn_pack4(a1,a2,a3,a4) ((a1##ULL<<48)|(a2##ULL<<32)|(a3##ULL<<16)|a4##ULL) +# endif +#elif (BN_BYTES == 4) +# define bn_pack4(a1,a2,a3,a4) ((a3##UL<<16)|a4##UL), ((a1##UL<<16)|a2##UL) +#else +# error "unsupported BN_BYTES" +#endif + + +#include "srp_grps.h" + +static BIGNUM *srp_Calc_k(BIGNUM *N, BIGNUM *g) + { + /* k = SHA1(N | PAD(g)) -- tls-srp draft 8 */ + + unsigned char digest[SHA_DIGEST_LENGTH]; + unsigned char *tmp; + EVP_MD_CTX ctxt; + int longg ; + int longN = BN_num_bytes(N); + + if ((tmp = OPENSSL_malloc(longN)) == NULL) + return NULL; + BN_bn2bin(N,tmp) ; + + EVP_MD_CTX_init(&ctxt); + EVP_DigestInit_ex(&ctxt, EVP_sha1(), NULL); + EVP_DigestUpdate(&ctxt, tmp, longN); + + memset(tmp, 0, longN); + longg = BN_bn2bin(g,tmp) ; + /* use the zeros behind to pad on left */ + EVP_DigestUpdate(&ctxt, tmp + longg, longN-longg); + EVP_DigestUpdate(&ctxt, tmp, longg); + OPENSSL_free(tmp); + + EVP_DigestFinal_ex(&ctxt, digest, NULL); + EVP_MD_CTX_cleanup(&ctxt); + return BN_bin2bn(digest, sizeof(digest), NULL); + } + +BIGNUM *SRP_Calc_u(BIGNUM *A, BIGNUM *B, BIGNUM *N) + { + /* k = SHA1(PAD(A) || PAD(B) ) -- tls-srp draft 8 */ + + BIGNUM *u; + unsigned char cu[SHA_DIGEST_LENGTH]; + unsigned char *cAB; + EVP_MD_CTX ctxt; + int longN; + if ((A == NULL) ||(B == NULL) || (N == NULL)) + return NULL; + + longN= BN_num_bytes(N); + + if ((cAB = OPENSSL_malloc(2*longN)) == NULL) + return NULL; + + memset(cAB, 0, longN); + + EVP_MD_CTX_init(&ctxt); + EVP_DigestInit_ex(&ctxt, EVP_sha1(), NULL); + EVP_DigestUpdate(&ctxt, cAB + BN_bn2bin(A,cAB+longN), longN); + EVP_DigestUpdate(&ctxt, cAB + BN_bn2bin(B,cAB+longN), longN); + OPENSSL_free(cAB); + EVP_DigestFinal_ex(&ctxt, cu, NULL); + EVP_MD_CTX_cleanup(&ctxt); + + if (!(u = BN_bin2bn(cu, sizeof(cu), NULL))) + return NULL; + if (!BN_is_zero(u)) + return u; + BN_free(u); + return NULL; +} + +BIGNUM *SRP_Calc_server_key(BIGNUM *A, BIGNUM *v, BIGNUM *u, BIGNUM *b, BIGNUM *N) + { + BIGNUM *tmp = NULL, *S = NULL; + BN_CTX *bn_ctx; + + if (u == NULL || A == NULL || v == NULL || b == NULL || N == NULL) + return NULL; + + if ((bn_ctx = BN_CTX_new()) == NULL || + (tmp = BN_new()) == NULL || + (S = BN_new()) == NULL ) + goto err; + + /* S = (A*v**u) ** b */ + + if (!BN_mod_exp(tmp,v,u,N,bn_ctx)) + goto err; + if (!BN_mod_mul(tmp,A,tmp,N,bn_ctx)) + goto err; + if (!BN_mod_exp(S,tmp,b,N,bn_ctx)) + goto err; +err: + BN_CTX_free(bn_ctx); + BN_clear_free(tmp); + return S; + } + +BIGNUM *SRP_Calc_B(BIGNUM *b, BIGNUM *N, BIGNUM *g, BIGNUM *v) + { + BIGNUM *kv = NULL, *gb = NULL; + BIGNUM *B = NULL, *k = NULL; + BN_CTX *bn_ctx; + + if (b == NULL || N == NULL || g == NULL || v == NULL || + (bn_ctx = BN_CTX_new()) == NULL) + return NULL; + + if ( (kv = BN_new()) == NULL || + (gb = BN_new()) == NULL || + (B = BN_new())== NULL) + goto err; + + /* B = g**b + k*v */ + + if (!BN_mod_exp(gb,g,b,N,bn_ctx) || + !(k = srp_Calc_k(N,g)) || + !BN_mod_mul(kv,v,k,N,bn_ctx) || + !BN_mod_add(B,gb,kv,N,bn_ctx)) + { + BN_free(B); + B = NULL; + } +err: + BN_CTX_free(bn_ctx); + BN_clear_free(kv); + BN_clear_free(gb); + BN_free(k); + return B; + } + +BIGNUM *SRP_Calc_x(BIGNUM *s, const char *user, const char *pass) + { + unsigned char dig[SHA_DIGEST_LENGTH]; + EVP_MD_CTX ctxt; + unsigned char *cs; + + if ((s == NULL) || + (user == NULL) || + (pass == NULL)) + return NULL; + + if ((cs = OPENSSL_malloc(BN_num_bytes(s))) == NULL) + return NULL; + + EVP_MD_CTX_init(&ctxt); + EVP_DigestInit_ex(&ctxt, EVP_sha1(), NULL); + EVP_DigestUpdate(&ctxt, user, strlen(user)); + EVP_DigestUpdate(&ctxt, ":", 1); + EVP_DigestUpdate(&ctxt, pass, strlen(pass)); + EVP_DigestFinal_ex(&ctxt, dig, NULL); + + EVP_DigestInit_ex(&ctxt, EVP_sha1(), NULL); + BN_bn2bin(s,cs); + EVP_DigestUpdate(&ctxt, cs, BN_num_bytes(s)); + OPENSSL_free(cs); + EVP_DigestUpdate(&ctxt, dig, sizeof(dig)); + EVP_DigestFinal_ex(&ctxt, dig, NULL); + EVP_MD_CTX_cleanup(&ctxt); + + return BN_bin2bn(dig, sizeof(dig), NULL); + } + +BIGNUM *SRP_Calc_A(BIGNUM *a, BIGNUM *N, BIGNUM *g) + { + BN_CTX *bn_ctx; + BIGNUM * A = NULL; + + if (a == NULL || N == NULL || g == NULL || + (bn_ctx = BN_CTX_new()) == NULL) + return NULL; + + if ((A = BN_new()) != NULL && + !BN_mod_exp(A,g,a,N,bn_ctx)) + { + BN_free(A); + A = NULL; + } + BN_CTX_free(bn_ctx); + return A; + } + + +BIGNUM *SRP_Calc_client_key(BIGNUM *N, BIGNUM *B, BIGNUM *g, BIGNUM *x, BIGNUM *a, BIGNUM *u) + { + BIGNUM *tmp = NULL, *tmp2 = NULL, *tmp3 = NULL , *k = NULL, *K = NULL; + BN_CTX *bn_ctx; + + if (u == NULL || B == NULL || N == NULL || g == NULL || x == NULL || a == NULL || + (bn_ctx = BN_CTX_new()) == NULL) + return NULL; + + if ((tmp = BN_new()) == NULL || + (tmp2 = BN_new())== NULL || + (tmp3 = BN_new())== NULL || + (K = BN_new()) == NULL) + goto err; + + if (!BN_mod_exp(tmp,g,x,N,bn_ctx)) + goto err; + if (!(k = srp_Calc_k(N,g))) + goto err; + if (!BN_mod_mul(tmp2,tmp,k,N,bn_ctx)) + goto err; + if (!BN_mod_sub(tmp,B,tmp2,N,bn_ctx)) + goto err; + + if (!BN_mod_mul(tmp3,u,x,N,bn_ctx)) + goto err; + if (!BN_mod_add(tmp2,a,tmp3,N,bn_ctx)) + goto err; + if (!BN_mod_exp(K,tmp,tmp2,N,bn_ctx)) + goto err; + +err : + BN_CTX_free(bn_ctx); + BN_clear_free(tmp); + BN_clear_free(tmp2); + BN_clear_free(tmp3); + BN_free(k); + return K; + } + +int SRP_Verify_B_mod_N(BIGNUM *B, BIGNUM *N) + { + BIGNUM *r; + BN_CTX *bn_ctx; + int ret = 0; + + if (B == NULL || N == NULL || + (bn_ctx = BN_CTX_new()) == NULL) + return 0; + + if ((r = BN_new()) == NULL) + goto err; + /* Checks if B % N == 0 */ + if (!BN_nnmod(r,B,N,bn_ctx)) + goto err; + ret = !BN_is_zero(r); +err: + BN_CTX_free(bn_ctx); + BN_free(r); + return ret; + } + +int SRP_Verify_A_mod_N(BIGNUM *A, BIGNUM *N) + { + /* Checks if A % N == 0 */ + return SRP_Verify_B_mod_N(A,N) ; + } + + +/* Check if G and N are kwown parameters. + The values have been generated from the ietf-tls-srp draft version 8 +*/ +char *SRP_check_known_gN_param(BIGNUM *g, BIGNUM *N) + { + size_t i; + if ((g == NULL) || (N == NULL)) + return 0; + + srp_bn_print(g); + srp_bn_print(N); + + for(i = 0; i < KNOWN_GN_NUMBER; i++) + { + if (BN_cmp(knowngN[i].g, g) == 0 && BN_cmp(knowngN[i].N, N) == 0) + return knowngN[i].id; + } + return NULL; + } + +SRP_gN *SRP_get_default_gN(const char *id) + { + size_t i; + + if (id == NULL) + return knowngN; + for(i = 0; i < KNOWN_GN_NUMBER; i++) + { + if (strcmp(knowngN[i].id, id)==0) + return knowngN + i; + } + return NULL; + } +#endif diff --git a/main/openssl/crypto/srp/srp_vfy.c b/main/openssl/crypto/srp/srp_vfy.c new file mode 100644 index 00000000..4a3d13ed --- /dev/null +++ b/main/openssl/crypto/srp/srp_vfy.c @@ -0,0 +1,658 @@ +/* crypto/srp/srp_vfy.c */ +/* 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 OPENSSL_NO_SRP +#include "cryptlib.h" +#include "srp_lcl.h" +#include <openssl/srp.h> +#include <openssl/evp.h> +#include <openssl/buffer.h> +#include <openssl/rand.h> +#include <openssl/txt_db.h> + +#define SRP_RANDOM_SALT_LEN 20 +#define MAX_LEN 2500 + +static char b64table[] = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz./"; + +/* the following two conversion routines have been inspired by code from Stanford */ + +/* + * Convert a base64 string into raw byte array representation. + */ +static int t_fromb64(unsigned char *a, const char *src) + { + char *loc; + int i, j; + int size; + + while(*src && (*src == ' ' || *src == '\t' || *src == '\n')) + ++src; + size = strlen(src); + i = 0; + while(i < size) + { + loc = strchr(b64table, src[i]); + if(loc == (char *) 0) break; + else a[i] = loc - b64table; + ++i; + } + size = i; + i = size - 1; + j = size; + while(1) + { + a[j] = a[i]; + if(--i < 0) break; + a[j] |= (a[i] & 3) << 6; + --j; + a[j] = (unsigned char) ((a[i] & 0x3c) >> 2); + if(--i < 0) break; + a[j] |= (a[i] & 0xf) << 4; + --j; + a[j] = (unsigned char) ((a[i] & 0x30) >> 4); + if(--i < 0) break; + a[j] |= (a[i] << 2); + + a[--j] = 0; + if(--i < 0) break; + } + while(a[j] == 0 && j <= size) ++j; + i = 0; + while (j <= size) a[i++] = a[j++]; + return i; + } + + +/* + * Convert a raw byte string into a null-terminated base64 ASCII string. + */ +static char *t_tob64(char *dst, const unsigned char *src, int size) + { + int c, pos = size % 3; + unsigned char b0 = 0, b1 = 0, b2 = 0, notleading = 0; + char *olddst = dst; + + switch(pos) + { + case 1: + b2 = src[0]; + break; + case 2: + b1 = src[0]; + b2 = src[1]; + break; + } + + while(1) + { + c = (b0 & 0xfc) >> 2; + if(notleading || c != 0) + { + *dst++ = b64table[c]; + notleading = 1; + } + c = ((b0 & 3) << 4) | ((b1 & 0xf0) >> 4); + if(notleading || c != 0) + { + *dst++ = b64table[c]; + notleading = 1; + } + c = ((b1 & 0xf) << 2) | ((b2 & 0xc0) >> 6); + if(notleading || c != 0) + { + *dst++ = b64table[c]; + notleading = 1; + } + c = b2 & 0x3f; + if(notleading || c != 0) + { + *dst++ = b64table[c]; + notleading = 1; + } + if(pos >= size) break; + else + { + b0 = src[pos++]; + b1 = src[pos++]; + b2 = src[pos++]; + } + } + + *dst++ = '\0'; + return olddst; + } + +static void SRP_user_pwd_free(SRP_user_pwd *user_pwd) + { + if (user_pwd == NULL) + return; + BN_free(user_pwd->s); + BN_clear_free(user_pwd->v); + OPENSSL_free(user_pwd->id); + OPENSSL_free(user_pwd->info); + OPENSSL_free(user_pwd); + } + +static SRP_user_pwd *SRP_user_pwd_new() + { + SRP_user_pwd *ret = OPENSSL_malloc(sizeof(SRP_user_pwd)); + if (ret == NULL) + return NULL; + ret->N = NULL; + ret->g = NULL; + ret->s = NULL; + ret->v = NULL; + ret->id = NULL ; + ret->info = NULL; + return ret; + } + +static void SRP_user_pwd_set_gN(SRP_user_pwd *vinfo, const BIGNUM *g, + const BIGNUM *N) + { + vinfo->N = N; + vinfo->g = g; + } + +static int SRP_user_pwd_set_ids(SRP_user_pwd *vinfo, const char *id, + const char *info) + { + if (id != NULL && NULL == (vinfo->id = BUF_strdup(id))) + return 0; + return (info == NULL || NULL != (vinfo->info = BUF_strdup(info))) ; + } + +static int SRP_user_pwd_set_sv(SRP_user_pwd *vinfo, const char *s, + const char *v) + { + unsigned char tmp[MAX_LEN]; + int len; + + if (strlen(s) > MAX_LEN || strlen(v) > MAX_LEN) + return 0; + len = t_fromb64(tmp, v); + if (NULL == (vinfo->v = BN_bin2bn(tmp, len, NULL)) ) + return 0; + len = t_fromb64(tmp, s); + return ((vinfo->s = BN_bin2bn(tmp, len, NULL)) != NULL) ; + } + +static int SRP_user_pwd_set_sv_BN(SRP_user_pwd *vinfo, BIGNUM *s, BIGNUM *v) + { + vinfo->v = v; + vinfo->s = s; + return (vinfo->s != NULL && vinfo->v != NULL) ; + } + +SRP_VBASE *SRP_VBASE_new(char *seed_key) + { + SRP_VBASE *vb = (SRP_VBASE *) OPENSSL_malloc(sizeof(SRP_VBASE)); + + if (vb == NULL) + return NULL; + if (!(vb->users_pwd = sk_SRP_user_pwd_new_null()) || + !(vb->gN_cache = sk_SRP_gN_cache_new_null())) + { + OPENSSL_free(vb); + return NULL; + } + vb->default_g = NULL; + vb->default_N = NULL; + vb->seed_key = NULL; + if ((seed_key != NULL) && + (vb->seed_key = BUF_strdup(seed_key)) == NULL) + { + sk_SRP_user_pwd_free(vb->users_pwd); + sk_SRP_gN_cache_free(vb->gN_cache); + OPENSSL_free(vb); + return NULL; + } + return vb; + } + + +int SRP_VBASE_free(SRP_VBASE *vb) + { + sk_SRP_user_pwd_pop_free(vb->users_pwd,SRP_user_pwd_free); + sk_SRP_gN_cache_free(vb->gN_cache); + OPENSSL_free(vb->seed_key); + OPENSSL_free(vb); + return 0; + } + + +static SRP_gN_cache *SRP_gN_new_init(const char *ch) + { + unsigned char tmp[MAX_LEN]; + int len; + + SRP_gN_cache *newgN = (SRP_gN_cache *)OPENSSL_malloc(sizeof(SRP_gN_cache)); + if (newgN == NULL) + return NULL; + + if ((newgN->b64_bn = BUF_strdup(ch)) == NULL) + goto err; + + len = t_fromb64(tmp, ch); + if ((newgN->bn = BN_bin2bn(tmp, len, NULL))) + return newgN; + + OPENSSL_free(newgN->b64_bn); +err: + OPENSSL_free(newgN); + return NULL; + } + + +static void SRP_gN_free(SRP_gN_cache *gN_cache) + { + if (gN_cache == NULL) + return; + OPENSSL_free(gN_cache->b64_bn); + BN_free(gN_cache->bn); + OPENSSL_free(gN_cache); + } + +static SRP_gN *SRP_get_gN_by_id(const char *id, STACK_OF(SRP_gN) *gN_tab) + { + int i; + + SRP_gN *gN; + if (gN_tab != NULL) + for(i = 0; i < sk_SRP_gN_num(gN_tab); i++) + { + gN = sk_SRP_gN_value(gN_tab, i); + if (gN && (id == NULL || strcmp(gN->id,id)==0)) + return gN; + } + + return SRP_get_default_gN(id); + } + +static BIGNUM *SRP_gN_place_bn(STACK_OF(SRP_gN_cache) *gN_cache, char *ch) + { + int i; + if (gN_cache == NULL) + return NULL; + + /* search if we have already one... */ + for(i = 0; i < sk_SRP_gN_cache_num(gN_cache); i++) + { + SRP_gN_cache *cache = sk_SRP_gN_cache_value(gN_cache, i); + if (strcmp(cache->b64_bn,ch)==0) + return cache->bn; + } + { /* it is the first time that we find it */ + SRP_gN_cache *newgN = SRP_gN_new_init(ch); + if (newgN) + { + if (sk_SRP_gN_cache_insert(gN_cache,newgN,0)>0) + return newgN->bn; + SRP_gN_free(newgN); + } + } + return NULL; + } + +/* this function parses verifier file. Format is: + * string(index):base64(N):base64(g):0 + * string(username):base64(v):base64(salt):int(index) + */ + + +int SRP_VBASE_init(SRP_VBASE *vb, char *verifier_file) + { + int error_code ; + STACK_OF(SRP_gN) *SRP_gN_tab = sk_SRP_gN_new_null(); + char *last_index = NULL; + int i; + char **pp; + + SRP_gN *gN = NULL; + SRP_user_pwd *user_pwd = NULL ; + + TXT_DB *tmpdb = NULL; + BIO *in = BIO_new(BIO_s_file()); + + error_code = SRP_ERR_OPEN_FILE; + + if (in == NULL || BIO_read_filename(in,verifier_file) <= 0) + goto err; + + error_code = SRP_ERR_VBASE_INCOMPLETE_FILE; + + if ((tmpdb =TXT_DB_read(in,DB_NUMBER)) == NULL) + goto err; + + error_code = SRP_ERR_MEMORY; + + + if (vb->seed_key) + { + last_index = SRP_get_default_gN(NULL)->id; + } + for (i = 0; i < sk_OPENSSL_PSTRING_num(tmpdb->data); i++) + { + pp = sk_OPENSSL_PSTRING_value(tmpdb->data,i); + if (pp[DB_srptype][0] == DB_SRP_INDEX) + { + /*we add this couple in the internal Stack */ + + if ((gN = (SRP_gN *)OPENSSL_malloc(sizeof(SRP_gN))) == NULL) + goto err; + + if (!(gN->id = BUF_strdup(pp[DB_srpid])) + || !(gN->N = SRP_gN_place_bn(vb->gN_cache,pp[DB_srpverifier])) + || !(gN->g = SRP_gN_place_bn(vb->gN_cache,pp[DB_srpsalt])) + || sk_SRP_gN_insert(SRP_gN_tab,gN,0) == 0) + goto err; + + gN = NULL; + + if (vb->seed_key != NULL) + { + last_index = pp[DB_srpid]; + } + } + else if (pp[DB_srptype][0] == DB_SRP_VALID) + { + /* it is a user .... */ + SRP_gN *lgN; + if ((lgN = SRP_get_gN_by_id(pp[DB_srpgN],SRP_gN_tab))!=NULL) + { + error_code = SRP_ERR_MEMORY; + if ((user_pwd = SRP_user_pwd_new()) == NULL) + goto err; + + SRP_user_pwd_set_gN(user_pwd,lgN->g,lgN->N); + if (!SRP_user_pwd_set_ids(user_pwd, pp[DB_srpid],pp[DB_srpinfo])) + goto err; + + error_code = SRP_ERR_VBASE_BN_LIB; + if (!SRP_user_pwd_set_sv(user_pwd, pp[DB_srpsalt],pp[DB_srpverifier])) + goto err; + + if (sk_SRP_user_pwd_insert(vb->users_pwd, user_pwd, 0) == 0) + goto err; + user_pwd = NULL; /* abandon responsability */ + } + } + } + + if (last_index != NULL) + { + /* this means that we want to simulate a default user */ + + if (((gN = SRP_get_gN_by_id(last_index,SRP_gN_tab))==NULL)) + { + error_code = SRP_ERR_VBASE_BN_LIB; + goto err; + } + vb->default_g = gN->g ; + vb->default_N = gN->N ; + gN = NULL ; + } + error_code = SRP_NO_ERROR; + + err: + /* there may be still some leaks to fix, if this fails, the application terminates most likely */ + + if (gN != NULL) + { + OPENSSL_free(gN->id); + OPENSSL_free(gN); + } + + SRP_user_pwd_free(user_pwd); + + if (tmpdb) TXT_DB_free(tmpdb); + if (in) BIO_free_all(in); + + sk_SRP_gN_free(SRP_gN_tab); + + return error_code; + + } + + +SRP_user_pwd *SRP_VBASE_get_by_user(SRP_VBASE *vb, char *username) + { + int i; + SRP_user_pwd *user; + unsigned char digv[SHA_DIGEST_LENGTH]; + unsigned char digs[SHA_DIGEST_LENGTH]; + EVP_MD_CTX ctxt; + + if (vb == NULL) + return NULL; + for(i = 0; i < sk_SRP_user_pwd_num(vb->users_pwd); i++) + { + user = sk_SRP_user_pwd_value(vb->users_pwd, i); + if (strcmp(user->id,username)==0) + return user; + } + if ((vb->seed_key == NULL) || + (vb->default_g == NULL) || + (vb->default_N == NULL)) + return NULL; + +/* if the user is unknown we set parameters as well if we have a seed_key */ + + if ((user = SRP_user_pwd_new()) == NULL) + return NULL; + + SRP_user_pwd_set_gN(user,vb->default_g,vb->default_N); + + if (!SRP_user_pwd_set_ids(user,username,NULL)) + goto err; + + RAND_pseudo_bytes(digv, SHA_DIGEST_LENGTH); + EVP_MD_CTX_init(&ctxt); + EVP_DigestInit_ex(&ctxt, EVP_sha1(), NULL); + EVP_DigestUpdate(&ctxt, vb->seed_key, strlen(vb->seed_key)); + EVP_DigestUpdate(&ctxt, username, strlen(username)); + EVP_DigestFinal_ex(&ctxt, digs, NULL); + EVP_MD_CTX_cleanup(&ctxt); + if (SRP_user_pwd_set_sv_BN(user, BN_bin2bn(digs,SHA_DIGEST_LENGTH,NULL), BN_bin2bn(digv,SHA_DIGEST_LENGTH, NULL))) + return user; + +err: SRP_user_pwd_free(user); + return NULL; + } + + +/* + create a verifier (*salt,*verifier,g and N are in base64) +*/ +char *SRP_create_verifier(const char *user, const char *pass, char **salt, + char **verifier, const char *N, const char *g) + { + int len; + char * result=NULL; + char *vf; + BIGNUM *N_bn = NULL, *g_bn = NULL, *s = NULL, *v = NULL; + unsigned char tmp[MAX_LEN]; + unsigned char tmp2[MAX_LEN]; + char * defgNid = NULL; + + if ((user == NULL)|| + (pass == NULL)|| + (salt == NULL)|| + (verifier == NULL)) + goto err; + + if (N) + { + if (!(len = t_fromb64(tmp, N))) goto err; + N_bn = BN_bin2bn(tmp, len, NULL); + if (!(len = t_fromb64(tmp, g))) goto err; + g_bn = BN_bin2bn(tmp, len, NULL); + defgNid = "*"; + } + else + { + SRP_gN * gN = SRP_get_gN_by_id(g, NULL) ; + if (gN == NULL) + goto err; + N_bn = gN->N; + g_bn = gN->g; + defgNid = gN->id; + } + + if (*salt == NULL) + { + RAND_pseudo_bytes(tmp2, SRP_RANDOM_SALT_LEN); + + s = BN_bin2bn(tmp2, SRP_RANDOM_SALT_LEN, NULL); + } + else + { + if (!(len = t_fromb64(tmp2, *salt))) + goto err; + s = BN_bin2bn(tmp2, len, NULL); + } + + + if(!SRP_create_verifier_BN(user, pass, &s, &v, N_bn, g_bn)) goto err; + + BN_bn2bin(v,tmp); + if (((vf = OPENSSL_malloc(BN_num_bytes(v)*2)) == NULL)) + goto err; + t_tob64(vf, tmp, BN_num_bytes(v)); + + *verifier = vf; + if (*salt == NULL) + { + char *tmp_salt; + + if ((tmp_salt = OPENSSL_malloc(SRP_RANDOM_SALT_LEN * 2)) == NULL) + { + OPENSSL_free(vf); + goto err; + } + t_tob64(tmp_salt, tmp2, SRP_RANDOM_SALT_LEN); + *salt = tmp_salt; + } + + result=defgNid; + +err: + if(N) + { + BN_free(N_bn); + BN_free(g_bn); + } + return result; + } + +/* + create a verifier (*salt,*verifier,g and N are BIGNUMs) +*/ +int SRP_create_verifier_BN(const char *user, const char *pass, BIGNUM **salt, BIGNUM **verifier, BIGNUM *N, BIGNUM *g) + { + int result=0; + BIGNUM *x = NULL; + BN_CTX *bn_ctx = BN_CTX_new(); + unsigned char tmp2[MAX_LEN]; + + if ((user == NULL)|| + (pass == NULL)|| + (salt == NULL)|| + (verifier == NULL)|| + (N == NULL)|| + (g == NULL)|| + (bn_ctx == NULL)) + goto err; + + srp_bn_print(N); + srp_bn_print(g); + + if (*salt == NULL) + { + RAND_pseudo_bytes(tmp2, SRP_RANDOM_SALT_LEN); + + *salt = BN_bin2bn(tmp2,SRP_RANDOM_SALT_LEN,NULL); + } + + x = SRP_Calc_x(*salt,user,pass); + + *verifier = BN_new(); + if(*verifier == NULL) goto err; + + if (!BN_mod_exp(*verifier,g,x,N,bn_ctx)) + { + BN_clear_free(*verifier); + goto err; + } + + srp_bn_print(*verifier); + + result=1; + +err: + + BN_clear_free(x); + BN_CTX_free(bn_ctx); + return result; + } + + + +#endif |