diff options
Diffstat (limited to 'openssl/crypto/pkcs12/p12_npas.c')
| -rw-r--r-- | openssl/crypto/pkcs12/p12_npas.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/openssl/crypto/pkcs12/p12_npas.c b/openssl/crypto/pkcs12/p12_npas.c deleted file mode 100644 index 2f713551..00000000 --- a/openssl/crypto/pkcs12/p12_npas.c +++ /dev/null @@ -1,225 +0,0 @@ -/* p12_npas.c */ -/* Written by Dr Stephen N Henson (steve@openssl.org) 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 <stdlib.h> -#include <string.h> -#include <openssl/pem.h> -#include <openssl/err.h> -#include <openssl/pkcs12.h> - -/* PKCS#12 password change routine */ - -static int newpass_p12(PKCS12 *p12, char *oldpass, char *newpass); -static int newpass_bags(STACK_OF(PKCS12_SAFEBAG) *bags, char *oldpass, - char *newpass); -static int newpass_bag(PKCS12_SAFEBAG *bag, char *oldpass, char *newpass); -static int alg_get(X509_ALGOR *alg, int *pnid, int *piter, int *psaltlen); - -/* - * Change the password on a PKCS#12 structure. - */ - -int PKCS12_newpass(PKCS12 *p12, char *oldpass, char *newpass) -{ - /* Check for NULL PKCS12 structure */ - - if(!p12) { - PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_INVALID_NULL_PKCS12_POINTER); - return 0; - } - - /* Check the mac */ - - if (!PKCS12_verify_mac(p12, oldpass, -1)) { - PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_MAC_VERIFY_FAILURE); - return 0; - } - - if (!newpass_p12(p12, oldpass, newpass)) { - PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_PARSE_ERROR); - return 0; - } - - return 1; -} - -/* Parse the outer PKCS#12 structure */ - -static int newpass_p12(PKCS12 *p12, char *oldpass, char *newpass) -{ - STACK_OF(PKCS7) *asafes, *newsafes; - STACK_OF(PKCS12_SAFEBAG) *bags; - int i, bagnid, pbe_nid = 0, pbe_iter = 0, pbe_saltlen = 0; - PKCS7 *p7, *p7new; - ASN1_OCTET_STRING *p12_data_tmp = NULL, *macnew = NULL; - unsigned char mac[EVP_MAX_MD_SIZE]; - unsigned int maclen; - - if (!(asafes = PKCS12_unpack_authsafes(p12))) return 0; - if(!(newsafes = sk_PKCS7_new_null())) return 0; - for (i = 0; i < sk_PKCS7_num (asafes); i++) { - p7 = sk_PKCS7_value(asafes, i); - bagnid = OBJ_obj2nid(p7->type); - if (bagnid == NID_pkcs7_data) { - bags = PKCS12_unpack_p7data(p7); - } else if (bagnid == NID_pkcs7_encrypted) { - bags = PKCS12_unpack_p7encdata(p7, oldpass, -1); - if (!alg_get(p7->d.encrypted->enc_data->algorithm, - &pbe_nid, &pbe_iter, &pbe_saltlen)) - { - sk_PKCS12_SAFEBAG_pop_free(bags, - PKCS12_SAFEBAG_free); - bags = NULL; - } - } else continue; - if (!bags) { - sk_PKCS7_pop_free(asafes, PKCS7_free); - return 0; - } - if (!newpass_bags(bags, oldpass, newpass)) { - sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); - sk_PKCS7_pop_free(asafes, PKCS7_free); - return 0; - } - /* Repack bag in same form with new password */ - if (bagnid == NID_pkcs7_data) p7new = PKCS12_pack_p7data(bags); - else p7new = PKCS12_pack_p7encdata(pbe_nid, newpass, -1, NULL, - pbe_saltlen, pbe_iter, bags); - sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); - if(!p7new) { - sk_PKCS7_pop_free(asafes, PKCS7_free); - return 0; - } - sk_PKCS7_push(newsafes, p7new); - } - sk_PKCS7_pop_free(asafes, PKCS7_free); - - /* Repack safe: save old safe in case of error */ - - p12_data_tmp = p12->authsafes->d.data; - if(!(p12->authsafes->d.data = ASN1_OCTET_STRING_new())) goto saferr; - if(!PKCS12_pack_authsafes(p12, newsafes)) goto saferr; - - if(!PKCS12_gen_mac(p12, newpass, -1, mac, &maclen)) goto saferr; - if(!(macnew = ASN1_OCTET_STRING_new())) goto saferr; - if(!ASN1_OCTET_STRING_set(macnew, mac, maclen)) goto saferr; - ASN1_OCTET_STRING_free(p12->mac->dinfo->digest); - p12->mac->dinfo->digest = macnew; - ASN1_OCTET_STRING_free(p12_data_tmp); - - return 1; - - saferr: - /* Restore old safe */ - ASN1_OCTET_STRING_free(p12->authsafes->d.data); - ASN1_OCTET_STRING_free(macnew); - p12->authsafes->d.data = p12_data_tmp; - return 0; - -} - - -static int newpass_bags(STACK_OF(PKCS12_SAFEBAG) *bags, char *oldpass, - char *newpass) -{ - int i; - for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) { - if (!newpass_bag(sk_PKCS12_SAFEBAG_value(bags, i), - oldpass, newpass)) - return 0; - } - return 1; -} - -/* Change password of safebag: only needs handle shrouded keybags */ - -static int newpass_bag(PKCS12_SAFEBAG *bag, char *oldpass, char *newpass) -{ - PKCS8_PRIV_KEY_INFO *p8; - X509_SIG *p8new; - int p8_nid, p8_saltlen, p8_iter; - - if(M_PKCS12_bag_type(bag) != NID_pkcs8ShroudedKeyBag) return 1; - - if (!(p8 = PKCS8_decrypt(bag->value.shkeybag, oldpass, -1))) return 0; - if (!alg_get(bag->value.shkeybag->algor, &p8_nid, &p8_iter, - &p8_saltlen)) - return 0; - if(!(p8new = PKCS8_encrypt(p8_nid, NULL, newpass, -1, NULL, p8_saltlen, - p8_iter, p8))) return 0; - X509_SIG_free(bag->value.shkeybag); - bag->value.shkeybag = p8new; - return 1; -} - -static int alg_get(X509_ALGOR *alg, int *pnid, int *piter, int *psaltlen) -{ - PBEPARAM *pbe; - const unsigned char *p; - - p = alg->parameter->value.sequence->data; - pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length); - if (!pbe) - return 0; - *pnid = OBJ_obj2nid(alg->algorithm); - *piter = ASN1_INTEGER_get(pbe->iter); - *psaltlen = pbe->salt->length; - PBEPARAM_free(pbe); - return 1; -} |