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258 lines
8.6 KiB
258 lines
8.6 KiB
/* p12_add.c */ |
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/* |
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* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project |
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* 1999. |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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#include <stdio.h> |
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#include "cryptlib.h" |
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#include <openssl/pkcs12.h> |
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/* Pack an object into an OCTET STRING and turn into a safebag */ |
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PKCS12_SAFEBAG *PKCS12_item_pack_safebag(void *obj, const ASN1_ITEM *it, |
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int nid1, int nid2) |
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{ |
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PKCS12_BAGS *bag; |
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PKCS12_SAFEBAG *safebag; |
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if (!(bag = PKCS12_BAGS_new())) { |
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PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); |
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return NULL; |
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} |
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bag->type = OBJ_nid2obj(nid1); |
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if (!ASN1_item_pack(obj, it, &bag->value.octet)) { |
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PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); |
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goto err; |
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} |
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if (!(safebag = PKCS12_SAFEBAG_new())) { |
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PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE); |
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goto err; |
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} |
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safebag->value.bag = bag; |
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safebag->type = OBJ_nid2obj(nid2); |
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return safebag; |
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err: |
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PKCS12_BAGS_free(bag); |
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return NULL; |
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} |
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/* Turn PKCS8 object into a keybag */ |
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PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG(PKCS8_PRIV_KEY_INFO *p8) |
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{ |
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PKCS12_SAFEBAG *bag; |
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if (!(bag = PKCS12_SAFEBAG_new())) { |
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PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG, ERR_R_MALLOC_FAILURE); |
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return NULL; |
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} |
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bag->type = OBJ_nid2obj(NID_keyBag); |
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bag->value.keybag = p8; |
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return bag; |
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} |
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/* Turn PKCS8 object into a shrouded keybag */ |
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PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG(int pbe_nid, const char *pass, |
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int passlen, unsigned char *salt, |
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int saltlen, int iter, |
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PKCS8_PRIV_KEY_INFO *p8) |
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{ |
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PKCS12_SAFEBAG *bag; |
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const EVP_CIPHER *pbe_ciph; |
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/* Set up the safe bag */ |
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if (!(bag = PKCS12_SAFEBAG_new())) { |
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PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE); |
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return NULL; |
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} |
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bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag); |
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pbe_ciph = EVP_get_cipherbynid(pbe_nid); |
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if (pbe_ciph) |
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pbe_nid = -1; |
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if (!(bag->value.shkeybag = |
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PKCS8_encrypt(pbe_nid, pbe_ciph, pass, passlen, salt, saltlen, iter, |
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p8))) { |
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PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE); |
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PKCS12_SAFEBAG_free(bag); |
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return NULL; |
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} |
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return bag; |
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} |
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/* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */ |
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PKCS7 *PKCS12_pack_p7data(STACK_OF(PKCS12_SAFEBAG) *sk) |
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{ |
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PKCS7 *p7; |
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if (!(p7 = PKCS7_new())) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE); |
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return NULL; |
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} |
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p7->type = OBJ_nid2obj(NID_pkcs7_data); |
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if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE); |
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goto err; |
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} |
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if (!ASN1_item_pack(sk, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), &p7->d.data)) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE); |
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goto err; |
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} |
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return p7; |
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err: |
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PKCS7_free(p7); |
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return NULL; |
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} |
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/* Unpack SAFEBAGS from PKCS#7 data ContentInfo */ |
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STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7data(PKCS7 *p7) |
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{ |
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if (!PKCS7_type_is_data(p7)) { |
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PKCS12err(PKCS12_F_PKCS12_UNPACK_P7DATA, |
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PKCS12_R_CONTENT_TYPE_NOT_DATA); |
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return NULL; |
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} |
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return ASN1_item_unpack(p7->d.data, ASN1_ITEM_rptr(PKCS12_SAFEBAGS)); |
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} |
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/* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */ |
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PKCS7 *PKCS12_pack_p7encdata(int pbe_nid, const char *pass, int passlen, |
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unsigned char *salt, int saltlen, int iter, |
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STACK_OF(PKCS12_SAFEBAG) *bags) |
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{ |
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PKCS7 *p7; |
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X509_ALGOR *pbe; |
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const EVP_CIPHER *pbe_ciph; |
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if (!(p7 = PKCS7_new())) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE); |
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return NULL; |
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} |
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if (!PKCS7_set_type(p7, NID_pkcs7_encrypted)) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, |
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PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE); |
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goto err; |
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} |
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pbe_ciph = EVP_get_cipherbynid(pbe_nid); |
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if (pbe_ciph) |
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pbe = PKCS5_pbe2_set(pbe_ciph, iter, salt, saltlen); |
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else |
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pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen); |
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if (!pbe) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE); |
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goto err; |
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} |
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X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm); |
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p7->d.encrypted->enc_data->algorithm = pbe; |
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M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data); |
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if (!(p7->d.encrypted->enc_data->enc_data = |
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PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), pass, |
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passlen, bags, 1))) { |
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR); |
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goto err; |
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} |
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return p7; |
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err: |
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PKCS7_free(p7); |
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return NULL; |
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} |
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STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7encdata(PKCS7 *p7, const char *pass, |
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int passlen) |
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{ |
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if (!PKCS7_type_is_encrypted(p7)) |
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return NULL; |
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return PKCS12_item_decrypt_d2i(p7->d.encrypted->enc_data->algorithm, |
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ASN1_ITEM_rptr(PKCS12_SAFEBAGS), |
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pass, passlen, |
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p7->d.encrypted->enc_data->enc_data, 1); |
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} |
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PKCS8_PRIV_KEY_INFO *PKCS12_decrypt_skey(PKCS12_SAFEBAG *bag, |
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const char *pass, int passlen) |
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{ |
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return PKCS8_decrypt(bag->value.shkeybag, pass, passlen); |
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} |
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int PKCS12_pack_authsafes(PKCS12 *p12, STACK_OF(PKCS7) *safes) |
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{ |
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if (ASN1_item_pack(safes, ASN1_ITEM_rptr(PKCS12_AUTHSAFES), |
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&p12->authsafes->d.data)) |
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return 1; |
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return 0; |
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} |
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STACK_OF(PKCS7) *PKCS12_unpack_authsafes(PKCS12 *p12) |
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{ |
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if (!PKCS7_type_is_data(p12->authsafes)) { |
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PKCS12err(PKCS12_F_PKCS12_UNPACK_AUTHSAFES, |
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PKCS12_R_CONTENT_TYPE_NOT_DATA); |
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return NULL; |
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} |
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return ASN1_item_unpack(p12->authsafes->d.data, |
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ASN1_ITEM_rptr(PKCS12_AUTHSAFES)); |
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}
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