crypto/third_party/nss/pk11akey.cc

   1  /* ***** BEGIN LICENSE BLOCK *****
   2   * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   3   *
   4   * The contents of this file are subject to the Mozilla Public License Version
   5   * 1.1 (the "License"); you may not use this file except in compliance with
   6   * the License. You may obtain a copy of the License at
   7   * http://www.mozilla.org/MPL/
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   9   * Software distributed under the License is distributed on an "AS IS" basis,
  10   * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  11   * for the specific language governing rights and limitations under the
  12   * License.
  13   *
  14   * The Original Code is the Netscape security libraries.
  15   *
  16   * The Initial Developer of the Original Code is
  17   * Netscape Communications Corporation.
  18   * Portions created by the Initial Developer are Copyright (C) 1994-2000
  19   * the Initial Developer. All Rights Reserved.
  20   *
  21   * Contributor(s):
  22   *   Dr Stephen Henson <stephen.henson@gemplus.com>
  23   *   Dr Vipul Gupta <vipul.gupta@sun.com>, and
  24   *   Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
  25   *
  26   * Alternatively, the contents of this file may be used under the terms of
  27   * either the GNU General Public License Version 2 or later (the "GPL"), or
  28   * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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  35   * the provisions above, a recipient may use your version of this file under
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  37   *
  38   * ***** END LICENSE BLOCK ***** */
  39
  40 #include "crypto/third_party/nss/chromium-nss.h"
  41
  42 #include <pk11pub.h>
  43
  44 #include "base/logging.h"
  45
  46 // Based on PK11_ImportEncryptedPrivateKeyInfo function in
  47 // mozilla/security/nss/lib/pk11wrap/pk11akey.c.
  48 SECStatus ImportEncryptedECPrivateKeyInfoAndReturnKey(
  49     PK11SlotInfo* slot,
  50     SECKEYEncryptedPrivateKeyInfo* epki,
  51     SECItem* password,
  52     SECItem* nickname,
  53     SECItem* public_value,
  54     PRBool permanent,
  55     PRBool sensitive,
  56     SECKEYPrivateKey** private_key,
  57     void* wincx) {
  58   SECItem* crypto_param = NULL;
  59
  60   CK_ATTRIBUTE_TYPE usage = CKA_SIGN;
  61
  62   PK11SymKey* key = PK11_PBEKeyGen(slot,
  63                                    &epki->algorithm,
  64                                    password,
  65                                    PR_FALSE,  // faulty3DES
  66                                    wincx);
  67   if (key == NULL) {
  68     DLOG(ERROR) << "PK11_PBEKeyGen: " << PORT_GetError();
  69     return SECFailure;
  70   }
  71
  72   CK_MECHANISM_TYPE crypto_mech_type = PK11_GetPBECryptoMechanism(
  73       &epki->algorithm, &crypto_param, password);
  74   if (crypto_mech_type == CKM_INVALID_MECHANISM) {
  75     DLOG(ERROR) << "PK11_GetPBECryptoMechanism: " << PORT_GetError();
  76     PK11_FreeSymKey(key);
  77     return SECFailure;
  78   }
  79
  80   crypto_mech_type = PK11_GetPadMechanism(crypto_mech_type);
  81
  82   *private_key = PK11_UnwrapPrivKey(slot, key, crypto_mech_type, crypto_param,
  83                                     &epki->encryptedData, nickname,
  84                                     public_value, permanent, sensitive, CKK_EC,
  85                                     &usage, 1, wincx);
  86
  87   if (crypto_param != NULL)
  88     SECITEM_ZfreeItem(crypto_param, PR_TRUE);
  89
  90   PK11_FreeSymKey(key);
  91
  92   if (!*private_key) {
  93     DLOG(ERROR) << "PK11_UnwrapPrivKey: " << PORT_GetError();
  94     return SECFailure;
  95   }
  96
  97   return SECSuccess;
  98 }