diff options
Diffstat (limited to 'crypto/openssl/crypto/pkcs12/p12_key.c')
| -rw-r--r-- | crypto/openssl/crypto/pkcs12/p12_key.c | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/crypto/openssl/crypto/pkcs12/p12_key.c b/crypto/openssl/crypto/pkcs12/p12_key.c deleted file mode 100644 index 18e72d0a1b81..000000000000 --- a/crypto/openssl/crypto/pkcs12/p12_key.c +++ /dev/null @@ -1,206 +0,0 @@ -/* p12_key.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. - */ -/* ==================================================================== - * Copyright (c) 1999 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). - * - */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/pkcs12.h> -#include <openssl/bn.h> - -/* Uncomment out this line to get debugging info about key generation */ -/*#define DEBUG_KEYGEN*/ -#ifdef DEBUG_KEYGEN -#include <openssl/bio.h> -extern BIO *bio_err; -void h__dump (unsigned char *p, int len); -#endif - -/* PKCS12 compatible key/IV generation */ -#ifndef min -#define min(a,b) ((a) < (b) ? (a) : (b)) -#endif - -int PKCS12_key_gen_asc(const char *pass, int passlen, unsigned char *salt, - int saltlen, int id, int iter, int n, unsigned char *out, - const EVP_MD *md_type) -{ - int ret; - unsigned char *unipass; - int uniplen; - if(!pass) { - unipass = NULL; - uniplen = 0; - } else if (!asc2uni(pass, passlen, &unipass, &uniplen)) { - PKCS12err(PKCS12_F_PKCS12_KEY_GEN_ASC,ERR_R_MALLOC_FAILURE); - return 0; - } - ret = PKCS12_key_gen_uni(unipass, uniplen, salt, saltlen, - id, iter, n, out, md_type); - if(unipass) { - OPENSSL_cleanse(unipass, uniplen); /* Clear password from memory */ - OPENSSL_free(unipass); - } - return ret; -} - -int PKCS12_key_gen_uni(unsigned char *pass, int passlen, unsigned char *salt, - int saltlen, int id, int iter, int n, unsigned char *out, - const EVP_MD *md_type) -{ - unsigned char *B, *D, *I, *p, *Ai; - int Slen, Plen, Ilen, Ijlen; - int i, j, u, v; - BIGNUM *Ij, *Bpl1; /* These hold Ij and B + 1 */ - EVP_MD_CTX ctx; -#ifdef DEBUG_KEYGEN - unsigned char *tmpout = out; - int tmpn = n; -#endif - -#if 0 - if (!pass) { - PKCS12err(PKCS12_F_PKCS12_KEY_GEN_UNI,ERR_R_PASSED_NULL_PARAMETER); - return 0; - } -#endif - - EVP_MD_CTX_init(&ctx); -#ifdef DEBUG_KEYGEN - fprintf(stderr, "KEYGEN DEBUG\n"); - fprintf(stderr, "ID %d, ITER %d\n", id, iter); - fprintf(stderr, "Password (length %d):\n", passlen); - h__dump(pass, passlen); - fprintf(stderr, "Salt (length %d):\n", saltlen); - h__dump(salt, saltlen); -#endif - v = EVP_MD_block_size (md_type); - u = EVP_MD_size (md_type); - D = OPENSSL_malloc (v); - Ai = OPENSSL_malloc (u); - B = OPENSSL_malloc (v + 1); - Slen = v * ((saltlen+v-1)/v); - if(passlen) Plen = v * ((passlen+v-1)/v); - else Plen = 0; - Ilen = Slen + Plen; - I = OPENSSL_malloc (Ilen); - Ij = BN_new(); - Bpl1 = BN_new(); - if (!D || !Ai || !B || !I || !Ij || !Bpl1) { - PKCS12err(PKCS12_F_PKCS12_KEY_GEN_UNI,ERR_R_MALLOC_FAILURE); - return 0; - } - for (i = 0; i < v; i++) D[i] = id; - p = I; - for (i = 0; i < Slen; i++) *p++ = salt[i % saltlen]; - for (i = 0; i < Plen; i++) *p++ = pass[i % passlen]; - for (;;) { - EVP_DigestInit_ex(&ctx, md_type, NULL); - EVP_DigestUpdate(&ctx, D, v); - EVP_DigestUpdate(&ctx, I, Ilen); - EVP_DigestFinal_ex(&ctx, Ai, NULL); - for (j = 1; j < iter; j++) { - EVP_DigestInit_ex(&ctx, md_type, NULL); - EVP_DigestUpdate(&ctx, Ai, u); - EVP_DigestFinal_ex(&ctx, Ai, NULL); - } - memcpy (out, Ai, min (n, u)); - if (u >= n) { - OPENSSL_free (Ai); - OPENSSL_free (B); - OPENSSL_free (D); - OPENSSL_free (I); - BN_free (Ij); - BN_free (Bpl1); - EVP_MD_CTX_cleanup(&ctx); -#ifdef DEBUG_KEYGEN - fprintf(stderr, "Output KEY (length %d)\n", tmpn); - h__dump(tmpout, tmpn); -#endif - return 1; - } - n -= u; - out += u; - for (j = 0; j < v; j++) B[j] = Ai[j % u]; - /* Work out B + 1 first then can use B as tmp space */ - BN_bin2bn (B, v, Bpl1); - BN_add_word (Bpl1, 1); - for (j = 0; j < Ilen ; j+=v) { - BN_bin2bn (I + j, v, Ij); - BN_add (Ij, Ij, Bpl1); - BN_bn2bin (Ij, B); - Ijlen = BN_num_bytes (Ij); - /* If more than 2^(v*8) - 1 cut off MSB */ - if (Ijlen > v) { - BN_bn2bin (Ij, B); - memcpy (I + j, B + 1, v); -#ifndef PKCS12_BROKEN_KEYGEN - /* If less than v bytes pad with zeroes */ - } else if (Ijlen < v) { - memset(I + j, 0, v - Ijlen); - BN_bn2bin(Ij, I + j + v - Ijlen); -#endif - } else BN_bn2bin (Ij, I + j); - } - } -} -#ifdef DEBUG_KEYGEN -void h__dump (unsigned char *p, int len) -{ - for (; len --; p++) fprintf(stderr, "%02X", *p); - fprintf(stderr, "\n"); -} -#endif |