crypto/pkcs8/pkcs8_test.cc - boringssl - Git at Google

 /* Copyright (c) 2015, Google Inc.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

 #include <openssl/crypto.h>
 #include <openssl/err.h>
 #include <openssl/pkcs8.h>
 #include <openssl/x509.h>

 #include "../internal.h"


 /* kDER is a PKCS#8 encrypted private key. It was generated with:
  *
  * openssl genrsa 512 > test.key
  * openssl pkcs8 -topk8 -in test.key -out test.key.encrypted -v2 des3 -outform der
  * hexdump -Cv test.key.encrypted
  *
  * The password is "testing".
  */
 static const uint8_t kDER[] = {
   0x30, 0x82, 0x01, 0x9e, 0x30, 0x40, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05,
   0x0d, 0x30, 0x33, 0x30, 0x1b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05, 0x0c,
   0x30, 0x0e, 0x04, 0x08, 0x06, 0xa5, 0x4b, 0x0c, 0x0c, 0x50, 0x8c, 0x19, 0x02, 0x02, 0x08, 0x00,
   0x30, 0x14, 0x06, 0x08, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x03, 0x07, 0x04, 0x08, 0x3a, 0xd0,
   0x70, 0x4b, 0x26, 0x50, 0x13, 0x7b, 0x04, 0x82, 0x01, 0x58, 0xa6, 0xee, 0x02, 0xf2, 0xf2, 0x7c,
   0x19, 0x91, 0xe3, 0xce, 0x32, 0x85, 0xc5, 0x01, 0xd9, 0xe3, 0x5e, 0x14, 0xb6, 0xb8, 0x78, 0xad,
   0xda, 0x01, 0xec, 0x9e, 0x42, 0xe8, 0xbf, 0x0b, 0x46, 0x03, 0xbc, 0x92, 0x6f, 0xe4, 0x0f, 0x0f,
   0x48, 0x30, 0x10, 0x10, 0x9b, 0xfb, 0x4b, 0xb9, 0x45, 0xf8, 0xcf, 0xab, 0xa1, 0x18, 0xdd, 0x19,
   0xa4, 0xa4, 0xe1, 0xf0, 0xa1, 0x8d, 0xc2, 0x23, 0xe7, 0x0d, 0x7a, 0x64, 0x21, 0x6b, 0xfa, 0x48,
   0xb9, 0x41, 0xc1, 0x0c, 0x4b, 0xce, 0x6f, 0x1a, 0x91, 0x9b, 0x9f, 0xdd, 0xcf, 0xa9, 0x8d, 0x33,
   0x2c, 0x45, 0x81, 0x5c, 0x5e, 0x67, 0xc6, 0x68, 0x43, 0x62, 0xff, 0x5e, 0x9b, 0x1a, 0x15, 0x3a,
   0x9d, 0x71, 0x3f, 0xbe, 0x32, 0x2f, 0xe5, 0x90, 0x65, 0x65, 0x9c, 0x22, 0xf6, 0x29, 0x2e, 0xcf,
   0x26, 0x16, 0x7b, 0x66, 0x48, 0x55, 0xad, 0x9a, 0x8d, 0x89, 0xf4, 0x48, 0x4f, 0x1f, 0x9d, 0xb8,
   0xfa, 0xe1, 0xf1, 0x3b, 0x39, 0x5c, 0x72, 0xc6, 0xb8, 0x3e, 0x98, 0xe8, 0x77, 0xe8, 0xb6, 0x71,
   0x84, 0xa8, 0x6e, 0xca, 0xaf, 0x62, 0x96, 0x49, 0x8a, 0x21, 0x6f, 0x9e, 0x78, 0x07, 0x97, 0x38,
   0x40, 0x66, 0x42, 0x5a, 0x1b, 0xe0, 0x9b, 0xe9, 0x91, 0x82, 0xe4, 0xea, 0x8f, 0x2a, 0xb2, 0x80,
   0xce, 0xe8, 0x57, 0xd3, 0xac, 0x11, 0x9d, 0xb2, 0x39, 0x0f, 0xe1, 0xce, 0x18, 0x96, 0x38, 0xa1,
   0x19, 0x80, 0x88, 0x81, 0x3d, 0xda, 0xaa, 0x8e, 0x15, 0x27, 0x19, 0x73, 0x0c, 0xf3, 0xaf, 0x45,
   0xe9, 0x1b, 0xad, 0x6c, 0x3d, 0xbf, 0x95, 0xf7, 0xa0, 0x87, 0x0e, 0xde, 0xf1, 0xd8, 0xee, 0xaa,
   0x92, 0x76, 0x8d, 0x32, 0x45, 0xa1, 0xe7, 0xf5, 0x05, 0xd6, 0x2c, 0x67, 0x63, 0x10, 0xfa, 0xde,
   0x80, 0xc7, 0x5b, 0x96, 0x0f, 0x24, 0x50, 0x78, 0x30, 0xe5, 0x89, 0xf3, 0x73, 0xfa, 0x40, 0x11,
   0xd5, 0x26, 0xb8, 0x36, 0x96, 0x98, 0xe6, 0xbd, 0x73, 0x62, 0x56, 0xb9, 0xea, 0x28, 0x16, 0x93,
   0x5b, 0x33, 0xae, 0x83, 0xf9, 0x1f, 0xee, 0xef, 0xc8, 0xbf, 0xc7, 0xb1, 0x47, 0x43, 0xa1, 0xc6,
   0x1a, 0x64, 0x47, 0x02, 0x40, 0x3e, 0xbc, 0x0f, 0x80, 0x71, 0x5c, 0x44, 0x60, 0xbc, 0x78, 0x2e,
   0xd2, 0x77, 0xf8, 0x6e, 0x12, 0x51, 0x89, 0xdb, 0x90, 0x64, 0xcd, 0x76, 0x10, 0x29, 0x73, 0xc2,
   0x2f, 0x94, 0x7b, 0x98, 0xcd, 0xbb, 0x61, 0x16, 0x1d, 0x52, 0x11, 0x73, 0x48, 0xe6, 0x39, 0xfc,
   0xd6, 0x2d,
 };

 /* kNullPassword is a PKCS#8 encrypted private key using the null password. */
 static const uint8_t kNullPassword[] = {
     0x30, 0x81, 0xb0, 0x30, 0x1b, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86, 0xf7,
     0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x0d, 0x04, 0x08, 0xb2, 0xfe, 0x68,
     0xc2, 0xea, 0x0f, 0x10, 0x9c, 0x02, 0x01, 0x01, 0x04, 0x81, 0x90, 0xe2,
     0xf6, 0x1c, 0xca, 0xad, 0x64, 0x30, 0xbf, 0x88, 0x04, 0x35, 0xe5, 0x0f,
     0x11, 0x49, 0x06, 0x01, 0x14, 0x33, 0x80, 0xa2, 0x78, 0x44, 0x5b, 0xaa,
     0x0d, 0xd7, 0x00, 0x36, 0x9d, 0x91, 0x97, 0x37, 0x20, 0x7b, 0x27, 0xc1,
     0xa0, 0xa2, 0x73, 0x06, 0x15, 0xdf, 0xc8, 0x13, 0x9b, 0xc9, 0x8c, 0x9c,
     0xce, 0x00, 0xd0, 0xc8, 0x42, 0xc1, 0xda, 0x2b, 0x07, 0x2b, 0x12, 0xa3,
     0xce, 0x10, 0x39, 0x7a, 0xf1, 0x55, 0x69, 0x8d, 0xa5, 0xc4, 0x2a, 0x00,
     0x0d, 0x94, 0xc6, 0xde, 0x6a, 0x3d, 0xb7, 0xe5, 0x6d, 0x59, 0x3e, 0x09,
     0xb5, 0xe3, 0x3e, 0xfc, 0x50, 0x56, 0xe9, 0x50, 0x42, 0x7c, 0xe7, 0xf0,
     0x19, 0xbd, 0x31, 0xa7, 0x85, 0x47, 0xb3, 0xe9, 0xb3, 0x50, 0x3c, 0xc9,
     0x32, 0x37, 0x1a, 0x93, 0x78, 0x48, 0x78, 0x82, 0xde, 0xad, 0x5c, 0xf2,
     0xcf, 0xf2, 0xbb, 0x2c, 0x44, 0x05, 0x7f, 0x4a, 0xf9, 0xb1, 0x2b, 0xdd,
     0x49, 0xf6, 0x7e, 0xd0, 0x42, 0xaa, 0x14, 0x3c, 0x24, 0x77, 0xb4,
 };

 /* kNullPasswordNSS is a PKCS#8 encrypted private key using the null password
  * and generated by NSS. */
 static const uint8_t kNullPasswordNSS[] = {
     0x30, 0x81, 0xb8, 0x30, 0x23, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86, 0xf7,
     0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x15, 0x04, 0x10, 0x3f, 0xac, 0xe9,
     0x38, 0xdb, 0x40, 0x6b, 0x26, 0x89, 0x09, 0x73, 0x18, 0x8d, 0x7f, 0x1c,
     0x82, 0x02, 0x01, 0x01, 0x04, 0x81, 0x90, 0x5e, 0x5e, 0x11, 0xef, 0xbb,
     0x7c, 0x4d, 0xec, 0xc0, 0xdc, 0xc7, 0x23, 0xd2, 0xc4, 0x77, 0xbc, 0xf4,
     0x5d, 0x59, 0x4c, 0x07, 0xc2, 0x8a, 0x26, 0xfa, 0x25, 0x1c, 0xaa, 0x42,
     0xed, 0xd0, 0xed, 0xbb, 0x5c, 0xe9, 0x13, 0x07, 0xaa, 0xdd, 0x52, 0x3c,
     0x65, 0x25, 0xbf, 0x94, 0x02, 0xaf, 0xd6, 0x97, 0xe9, 0x33, 0x00, 0x76,
     0x64, 0x4a, 0x73, 0xab, 0xfb, 0x99, 0x6e, 0x83, 0x12, 0x05, 0x86, 0x72,
     0x6c, 0xd5, 0xa4, 0xcf, 0xb1, 0xd5, 0x4d, 0x54, 0x87, 0x8b, 0x4b, 0x95,
     0x1d, 0xcd, 0xf3, 0xfe, 0xa8, 0xda, 0xe0, 0xb6, 0x72, 0x13, 0x3f, 0x2e,
     0x66, 0xe0, 0xb9, 0x2e, 0xfa, 0x69, 0x40, 0xbe, 0xd7, 0x67, 0x6e, 0x53,
     0x2b, 0x3f, 0x53, 0xe5, 0x39, 0x54, 0x77, 0xe1, 0x1d, 0xe6, 0x81, 0x92,
     0x58, 0x82, 0x14, 0xfb, 0x47, 0x85, 0x3c, 0xc3, 0xdf, 0xdd, 0xcc, 0x79,
     0x9f, 0x41, 0x83, 0x72, 0xf2, 0x0a, 0xe9, 0xe1, 0x2c, 0x12, 0xb0, 0xb0,
     0x0a, 0xb2, 0x1d, 0xca, 0x15, 0xb2, 0xca,
 };

 /* kEmptyPasswordOpenSSL is a PKCS#8 encrypted private key using the empty
  * password and generated by OpenSSL. */
 static const uint8_t kEmptyPasswordOpenSSL[] = {
     0x30, 0x82, 0x01, 0xa1, 0x30, 0x1b, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86,
     0xf7, 0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x0d, 0x04, 0x08, 0x86, 0xaa,
     0xd7, 0xdf, 0x3b, 0x91, 0x97, 0x60, 0x02, 0x01, 0x01, 0x04, 0x82, 0x01,
     0x80, 0xcb, 0x2a, 0x14, 0xaa, 0x4f, 0x38, 0x4c, 0xe1, 0x49, 0x00, 0xe2,
     0x1a, 0x3a, 0x75, 0x87, 0x7e, 0x3d, 0xea, 0x4d, 0x53, 0xd4, 0x46, 0x47,
     0x23, 0x8f, 0xa1, 0x72, 0x51, 0x92, 0x86, 0x8b, 0xeb, 0x53, 0xe6, 0x6a,
     0x0a, 0x6b, 0xb6, 0xa0, 0xdc, 0x0f, 0xdc, 0x20, 0xc3, 0x45, 0x85, 0xf1,
     0x95, 0x90, 0x5c, 0xf4, 0xfa, 0xee, 0x47, 0xaf, 0x35, 0xd0, 0xd0, 0xd3,
     0x14, 0xde, 0x0d, 0xca, 0x1b, 0xd3, 0xbb, 0x20, 0xec, 0x9d, 0x6a, 0xd4,
     0xc1, 0xce, 0x60, 0x81, 0xab, 0x0c, 0x72, 0x10, 0xfa, 0x28, 0x3c, 0xac,
     0x87, 0x7b, 0x82, 0x85, 0x00, 0xb8, 0x58, 0x9c, 0x07, 0xc4, 0x7d, 0xa9,
     0xc5, 0x94, 0x95, 0xf7, 0x23, 0x93, 0x3f, 0xed, 0xef, 0x92, 0x55, 0x25,
     0x74, 0xbb, 0xd3, 0xd1, 0x67, 0x3b, 0x3d, 0x5a, 0xfe, 0x84, 0xf8, 0x97,
     0x7d, 0x7c, 0x01, 0xc7, 0xd7, 0x0d, 0xf8, 0xc3, 0x6d, 0xd6, 0xf1, 0xaa,
     0x9d, 0x1f, 0x69, 0x97, 0x45, 0x06, 0xc4, 0x1c, 0x95, 0x3c, 0xe0, 0xef,
     0x11, 0xb2, 0xb3, 0x72, 0x91, 0x9e, 0x7d, 0x0f, 0x7f, 0xc8, 0xf6, 0x64,
     0x49, 0x5e, 0x3c, 0x53, 0x37, 0x79, 0x03, 0x1c, 0x3f, 0x29, 0x6c, 0x6b,
     0xea, 0x4c, 0x35, 0x9b, 0x6d, 0x1b, 0x59, 0x43, 0x4c, 0x14, 0x47, 0x2a,
     0x36, 0x39, 0x2a, 0xd8, 0x96, 0x90, 0xdc, 0xfc, 0xd2, 0xdd, 0x23, 0x0e,
     0x2c, 0xb3, 0x83, 0xf9, 0xf2, 0xe3, 0xe6, 0x99, 0x53, 0x57, 0x33, 0xc5,
     0x5f, 0xf9, 0xfd, 0x56, 0x0b, 0x32, 0xd4, 0xf3, 0x9d, 0x5b, 0x34, 0xe5,
     0x94, 0xbf, 0xb6, 0xc0, 0xce, 0xe1, 0x73, 0x5c, 0x02, 0x7a, 0x4c, 0xed,
     0xde, 0x23, 0x38, 0x89, 0x9f, 0xcd, 0x51, 0xf3, 0x90, 0x80, 0xd3, 0x4b,
     0x83, 0xd3, 0xee, 0xf2, 0x9e, 0x35, 0x91, 0xa5, 0xa3, 0xc0, 0x5c, 0xce,
     0xdb, 0xaa, 0x70, 0x1e, 0x1d, 0xc1, 0x44, 0xea, 0x3b, 0xa7, 0x5a, 0x11,
     0xd1, 0xf3, 0xf3, 0xd0, 0xf4, 0x5a, 0xc4, 0x99, 0xaf, 0x8d, 0xe2, 0xbc,
     0xa2, 0xb9, 0x3d, 0x86, 0x5e, 0xba, 0xa0, 0xdf, 0x78, 0x81, 0x7c, 0x54,
     0x31, 0xe3, 0x98, 0xb5, 0x46, 0xcb, 0x4d, 0x26, 0x4b, 0xf8, 0xac, 0x3a,
     0x54, 0x1b, 0x77, 0x5a, 0x18, 0xa5, 0x43, 0x0e, 0x14, 0xde, 0x7b, 0xb7,
     0x4e, 0x45, 0x99, 0x03, 0xd1, 0x3d, 0x18, 0xb2, 0x36, 0x00, 0x48, 0x07,
     0x72, 0xbb, 0x4f, 0x21, 0x25, 0x3e, 0xda, 0x25, 0x24, 0x5b, 0xc8, 0xa0,
     0x28, 0xd5, 0x9b, 0x96, 0x87, 0x07, 0x77, 0x84, 0xff, 0xd7, 0xac, 0x71,
     0xf6, 0x61, 0x63, 0x0b, 0xfb, 0x42, 0xfd, 0x52, 0xf4, 0xc4, 0x35, 0x0c,
     0xc2, 0xc1, 0x55, 0x22, 0x42, 0x2f, 0x13, 0x7d, 0x93, 0x27, 0xc8, 0x11,
     0x35, 0xc5, 0xe3, 0xc5, 0xaa, 0x15, 0x3c, 0xac, 0x30, 0xbc, 0x45, 0x16,
     0xed,
 };

 // kExplicitHMACWithSHA1 is a PBES2-encrypted private key with an explicit
 // hmacWithSHA1 AlgorithmIdentifier in the PBKDF2 parameters.
 static const uint8_t kExplicitHMACWithSHA1[] = {
     0x30, 0x81, 0xec, 0x30, 0x57, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
     0x0d, 0x01, 0x05, 0x0d, 0x30, 0x4a, 0x30, 0x29, 0x06, 0x09, 0x2a, 0x86,
     0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05, 0x0c, 0x30, 0x1c, 0x04, 0x08, 0x90,
     0xcd, 0x1e, 0x47, 0x1d, 0xff, 0x4c, 0xa8, 0x02, 0x02, 0x08, 0x00, 0x30,
     0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x02, 0x07, 0x05,
     0x00, 0x30, 0x1d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04,
     0x01, 0x02, 0x04, 0x10, 0x34, 0xe7, 0x5b, 0x9b, 0xf9, 0x17, 0xcf, 0x15,
     0x59, 0x7c, 0xfd, 0xc1, 0xac, 0xed, 0x6f, 0xdd, 0x04, 0x81, 0x90, 0xe3,
     0xd7, 0xfc, 0xbe, 0xe6, 0xe8, 0x92, 0xc1, 0xa2, 0x57, 0x42, 0x4b, 0xf1,
     0x35, 0x6c, 0x4f, 0x58, 0x61, 0x14, 0x30, 0x4e, 0xa3, 0x8d, 0x4f, 0xde,
     0x2d, 0x0b, 0xa2, 0x62, 0x4b, 0xee, 0x9f, 0xc4, 0xeb, 0x89, 0x33, 0x76,
     0x3f, 0x0c, 0x20, 0xad, 0x75, 0x29, 0x42, 0xbc, 0xbd, 0x83, 0x46, 0x1d,
     0x5c, 0xae, 0xec, 0x10, 0x05, 0xbb, 0xd3, 0x98, 0xc9, 0x5a, 0x5e, 0x0a,
     0x95, 0x12, 0x1e, 0x65, 0x93, 0xdd, 0xdd, 0x51, 0xd5, 0x56, 0xc2, 0xa9,
     0xf9, 0x43, 0x0f, 0x68, 0x8a, 0x14, 0x40, 0xe5, 0x62, 0x9e, 0x0d, 0xd7,
     0x67, 0x62, 0xf4, 0x49, 0xb1, 0x62, 0x22, 0x42, 0xb1, 0xe1, 0xb2, 0x1d,
     0x37, 0x3e, 0x95, 0x52, 0xe9, 0x61, 0x89, 0xc7, 0x62, 0xcc, 0xb1, 0x44,
     0x40, 0xef, 0x89, 0xc8, 0xc4, 0x0e, 0xae, 0xa8, 0xf9, 0x17, 0x42, 0x2b,
     0x8c, 0x0b, 0x26, 0xf6, 0x07, 0x00, 0xab, 0x25, 0x2b, 0x64, 0xcf, 0xc3,
     0x68, 0xf9, 0x5e, 0x01, 0x66, 0x59, 0x5f, 0x3f, 0x05, 0x57, 0xcd,
 };

 static bool TestDecrypt(const uint8_t *der, size_t der_len,
                         const char *password) {
   const uint8_t *data = der;
   bssl::UniquePtr<X509_SIG> sig(d2i_X509_SIG(NULL, &data, der_len));
   if (sig.get() == NULL || data != der + der_len) {
     fprintf(stderr, "d2i_X509_SIG failed or did not consume all bytes.\n");
     return false;
   }

   bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> keypair(
       PKCS8_decrypt(sig.get(), password, -1));
   if (!keypair) {
     fprintf(stderr, "PKCS8_decrypt failed.\n");
     ERR_print_errors_fp(stderr);
     return false;
   }

   return true;
 }

 static bool TestRoundTrip(int pbe_nid, const EVP_CIPHER *cipher,
                           const char *password, const uint8_t *salt,
                           size_t salt_len, int iterations) {
   static const uint8_t kSampleKey[] = {
       0x30, 0x81, 0x87, 0x02, 0x01, 0x00, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86,
       0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
       0x03, 0x01, 0x07, 0x04, 0x6d, 0x30, 0x6b, 0x02, 0x01, 0x01, 0x04, 0x20,
       0x8a, 0x87, 0x2f, 0xb6, 0x28, 0x93, 0xc4, 0xd1, 0xff, 0xc5, 0xb9, 0xf0,
       0xf9, 0x17, 0x58, 0x06, 0x9f, 0x83, 0x52, 0xe0, 0x8f, 0xa0, 0x5a, 0x49,
       0xf8, 0xdb, 0x92, 0x6c, 0xb5, 0x72, 0x87, 0x25, 0xa1, 0x44, 0x03, 0x42,
       0x00, 0x04, 0x2c, 0x15, 0x0f, 0x42, 0x9c, 0xe7, 0x0f, 0x21, 0x6c, 0x25,
       0x2c, 0xf5, 0xe0, 0x62, 0xce, 0x1f, 0x63, 0x9c, 0xd5, 0xd1, 0x65, 0xc7,
       0xf8, 0x94, 0x24, 0x07, 0x2c, 0x27, 0x19, 0x7d, 0x78, 0xb3, 0x3b, 0x92,
       0x0e, 0x95, 0xcd, 0xb6, 0x64, 0xe9, 0x90, 0xdc, 0xf0, 0xcf, 0xea, 0x0d,
       0x94, 0xe2, 0xa8, 0xe6, 0xaf, 0x9d, 0x0e, 0x58, 0x05, 0x6e, 0x65, 0x31,
       0x04, 0x92, 0x5b, 0x9f, 0xe6, 0xc9,
   };

   const uint8_t *ptr = kSampleKey;
   bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> key(
       d2i_PKCS8_PRIV_KEY_INFO(nullptr, &ptr, sizeof(kSampleKey)));
   if (!key || ptr != kSampleKey + sizeof(kSampleKey)) {
     return false;
   }

   bssl::UniquePtr<X509_SIG> encrypted(PKCS8_encrypt(
       pbe_nid, cipher, password, -1, salt, salt_len, iterations, key.get()));
   if (!encrypted) {
     fprintf(stderr, "Failed to encrypt private key.\n");
     return false;
   }

   bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> key2(
       PKCS8_decrypt(encrypted.get(), password, -1));
   if (!key2) {
     fprintf(stderr, "Failed to decrypt private key.\n");
     return false;
   }

   uint8_t *encoded = nullptr;
   int len = i2d_PKCS8_PRIV_KEY_INFO(key2.get(), &encoded);
   bssl::UniquePtr<uint8_t> free_encoded(encoded);
   if (len < 0 ||
       static_cast<size_t>(len) != sizeof(kSampleKey) ||
       OPENSSL_memcmp(encoded, kSampleKey, sizeof(kSampleKey)) != 0) {
     fprintf(stderr, "Decrypted private key did not round-trip.");
     return false;
   }

   return true;
 }

 int main(int argc, char **argv) {
   CRYPTO_library_init();

   if (!TestDecrypt(kDER, sizeof(kDER), "testing") ||
       !TestDecrypt(kNullPassword, sizeof(kNullPassword), NULL) ||
       !TestDecrypt(kNullPasswordNSS, sizeof(kNullPasswordNSS), NULL) ||
       !TestDecrypt(kEmptyPasswordOpenSSL, sizeof(kEmptyPasswordOpenSSL), "") ||
       !TestDecrypt(kExplicitHMACWithSHA1, sizeof(kExplicitHMACWithSHA1),
                    "foo") ||
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
                      "password", nullptr, 0, 10) ||
       // Vary the salt
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
                      "password", nullptr, 4, 10) ||
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
                      "password", (const uint8_t *)"salt", 4, 10) ||
       // Vary the iteration count.
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
                      "password", nullptr, 0, 1) ||
       // Vary the password.
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr, "",
                      nullptr, 0, 1) ||
       !TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr, nullptr,
                      nullptr, 0, 1) ||
       // Vary the PBE suite.
       !TestRoundTrip(NID_pbe_WithSHA1And40BitRC2_CBC, nullptr, "password",
                      nullptr, 0, 10) ||
       !TestRoundTrip(NID_pbe_WithSHA1And128BitRC4, nullptr, "password", nullptr,
                      0, 10) ||
       // Test PBES2.
       !TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 0, 10) ||
       !TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 4, 10) ||
       !TestRoundTrip(-1, EVP_aes_128_cbc(), "password", (const uint8_t *)"salt",
                      4, 10) ||
       !TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 0, 1) ||
       !TestRoundTrip(-1, EVP_rc2_cbc(), "password", nullptr, 0, 10)) {
     return 1;
   }

   printf("PASS\n");
   return 0;
 }
	/* Copyright (c) 2015, Google Inc.
	*
	* Permission to use, copy, modify, and/or distribute this software for any
	* purpose with or without fee is hereby granted, provided that the above
	* copyright notice and this permission notice appear in all copies.
	*
	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
	* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
	* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
	* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>

	#include <openssl/crypto.h>
	#include <openssl/err.h>
	#include <openssl/pkcs8.h>
	#include <openssl/x509.h>

	#include "../internal.h"


	/* kDER is a PKCS#8 encrypted private key. It was generated with:
	*
	* openssl genrsa 512 > test.key
	* openssl pkcs8 -topk8 -in test.key -out test.key.encrypted -v2 des3 -outform der
	* hexdump -Cv test.key.encrypted
	*
	* The password is "testing".
	*/
	static const uint8_t kDER[] = {
	0x30, 0x82, 0x01, 0x9e, 0x30, 0x40, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05,
	0x0d, 0x30, 0x33, 0x30, 0x1b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05, 0x0c,
	0x30, 0x0e, 0x04, 0x08, 0x06, 0xa5, 0x4b, 0x0c, 0x0c, 0x50, 0x8c, 0x19, 0x02, 0x02, 0x08, 0x00,
	0x30, 0x14, 0x06, 0x08, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x03, 0x07, 0x04, 0x08, 0x3a, 0xd0,
	0x70, 0x4b, 0x26, 0x50, 0x13, 0x7b, 0x04, 0x82, 0x01, 0x58, 0xa6, 0xee, 0x02, 0xf2, 0xf2, 0x7c,
	0x19, 0x91, 0xe3, 0xce, 0x32, 0x85, 0xc5, 0x01, 0xd9, 0xe3, 0x5e, 0x14, 0xb6, 0xb8, 0x78, 0xad,
	0xda, 0x01, 0xec, 0x9e, 0x42, 0xe8, 0xbf, 0x0b, 0x46, 0x03, 0xbc, 0x92, 0x6f, 0xe4, 0x0f, 0x0f,
	0x48, 0x30, 0x10, 0x10, 0x9b, 0xfb, 0x4b, 0xb9, 0x45, 0xf8, 0xcf, 0xab, 0xa1, 0x18, 0xdd, 0x19,
	0xa4, 0xa4, 0xe1, 0xf0, 0xa1, 0x8d, 0xc2, 0x23, 0xe7, 0x0d, 0x7a, 0x64, 0x21, 0x6b, 0xfa, 0x48,
	0xb9, 0x41, 0xc1, 0x0c, 0x4b, 0xce, 0x6f, 0x1a, 0x91, 0x9b, 0x9f, 0xdd, 0xcf, 0xa9, 0x8d, 0x33,
	0x2c, 0x45, 0x81, 0x5c, 0x5e, 0x67, 0xc6, 0x68, 0x43, 0x62, 0xff, 0x5e, 0x9b, 0x1a, 0x15, 0x3a,
	0x9d, 0x71, 0x3f, 0xbe, 0x32, 0x2f, 0xe5, 0x90, 0x65, 0x65, 0x9c, 0x22, 0xf6, 0x29, 0x2e, 0xcf,
	0x26, 0x16, 0x7b, 0x66, 0x48, 0x55, 0xad, 0x9a, 0x8d, 0x89, 0xf4, 0x48, 0x4f, 0x1f, 0x9d, 0xb8,
	0xfa, 0xe1, 0xf1, 0x3b, 0x39, 0x5c, 0x72, 0xc6, 0xb8, 0x3e, 0x98, 0xe8, 0x77, 0xe8, 0xb6, 0x71,
	0x84, 0xa8, 0x6e, 0xca, 0xaf, 0x62, 0x96, 0x49, 0x8a, 0x21, 0x6f, 0x9e, 0x78, 0x07, 0x97, 0x38,
	0x40, 0x66, 0x42, 0x5a, 0x1b, 0xe0, 0x9b, 0xe9, 0x91, 0x82, 0xe4, 0xea, 0x8f, 0x2a, 0xb2, 0x80,
	0xce, 0xe8, 0x57, 0xd3, 0xac, 0x11, 0x9d, 0xb2, 0x39, 0x0f, 0xe1, 0xce, 0x18, 0x96, 0x38, 0xa1,
	0x19, 0x80, 0x88, 0x81, 0x3d, 0xda, 0xaa, 0x8e, 0x15, 0x27, 0x19, 0x73, 0x0c, 0xf3, 0xaf, 0x45,
	0xe9, 0x1b, 0xad, 0x6c, 0x3d, 0xbf, 0x95, 0xf7, 0xa0, 0x87, 0x0e, 0xde, 0xf1, 0xd8, 0xee, 0xaa,
	0x92, 0x76, 0x8d, 0x32, 0x45, 0xa1, 0xe7, 0xf5, 0x05, 0xd6, 0x2c, 0x67, 0x63, 0x10, 0xfa, 0xde,
	0x80, 0xc7, 0x5b, 0x96, 0x0f, 0x24, 0x50, 0x78, 0x30, 0xe5, 0x89, 0xf3, 0x73, 0xfa, 0x40, 0x11,
	0xd5, 0x26, 0xb8, 0x36, 0x96, 0x98, 0xe6, 0xbd, 0x73, 0x62, 0x56, 0xb9, 0xea, 0x28, 0x16, 0x93,
	0x5b, 0x33, 0xae, 0x83, 0xf9, 0x1f, 0xee, 0xef, 0xc8, 0xbf, 0xc7, 0xb1, 0x47, 0x43, 0xa1, 0xc6,
	0x1a, 0x64, 0x47, 0x02, 0x40, 0x3e, 0xbc, 0x0f, 0x80, 0x71, 0x5c, 0x44, 0x60, 0xbc, 0x78, 0x2e,
	0xd2, 0x77, 0xf8, 0x6e, 0x12, 0x51, 0x89, 0xdb, 0x90, 0x64, 0xcd, 0x76, 0x10, 0x29, 0x73, 0xc2,
	0x2f, 0x94, 0x7b, 0x98, 0xcd, 0xbb, 0x61, 0x16, 0x1d, 0x52, 0x11, 0x73, 0x48, 0xe6, 0x39, 0xfc,
	0xd6, 0x2d,
	};

	/* kNullPassword is a PKCS#8 encrypted private key using the null password. */
	static const uint8_t kNullPassword[] = {
	0x30, 0x81, 0xb0, 0x30, 0x1b, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86, 0xf7,
	0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x0d, 0x04, 0x08, 0xb2, 0xfe, 0x68,
	0xc2, 0xea, 0x0f, 0x10, 0x9c, 0x02, 0x01, 0x01, 0x04, 0x81, 0x90, 0xe2,
	0xf6, 0x1c, 0xca, 0xad, 0x64, 0x30, 0xbf, 0x88, 0x04, 0x35, 0xe5, 0x0f,
	0x11, 0x49, 0x06, 0x01, 0x14, 0x33, 0x80, 0xa2, 0x78, 0x44, 0x5b, 0xaa,
	0x0d, 0xd7, 0x00, 0x36, 0x9d, 0x91, 0x97, 0x37, 0x20, 0x7b, 0x27, 0xc1,
	0xa0, 0xa2, 0x73, 0x06, 0x15, 0xdf, 0xc8, 0x13, 0x9b, 0xc9, 0x8c, 0x9c,
	0xce, 0x00, 0xd0, 0xc8, 0x42, 0xc1, 0xda, 0x2b, 0x07, 0x2b, 0x12, 0xa3,
	0xce, 0x10, 0x39, 0x7a, 0xf1, 0x55, 0x69, 0x8d, 0xa5, 0xc4, 0x2a, 0x00,
	0x0d, 0x94, 0xc6, 0xde, 0x6a, 0x3d, 0xb7, 0xe5, 0x6d, 0x59, 0x3e, 0x09,
	0xb5, 0xe3, 0x3e, 0xfc, 0x50, 0x56, 0xe9, 0x50, 0x42, 0x7c, 0xe7, 0xf0,
	0x19, 0xbd, 0x31, 0xa7, 0x85, 0x47, 0xb3, 0xe9, 0xb3, 0x50, 0x3c, 0xc9,
	0x32, 0x37, 0x1a, 0x93, 0x78, 0x48, 0x78, 0x82, 0xde, 0xad, 0x5c, 0xf2,
	0xcf, 0xf2, 0xbb, 0x2c, 0x44, 0x05, 0x7f, 0x4a, 0xf9, 0xb1, 0x2b, 0xdd,
	0x49, 0xf6, 0x7e, 0xd0, 0x42, 0xaa, 0x14, 0x3c, 0x24, 0x77, 0xb4,
	};

	/* kNullPasswordNSS is a PKCS#8 encrypted private key using the null password
	* and generated by NSS. */
	static const uint8_t kNullPasswordNSS[] = {
	0x30, 0x81, 0xb8, 0x30, 0x23, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86, 0xf7,
	0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x15, 0x04, 0x10, 0x3f, 0xac, 0xe9,
	0x38, 0xdb, 0x40, 0x6b, 0x26, 0x89, 0x09, 0x73, 0x18, 0x8d, 0x7f, 0x1c,
	0x82, 0x02, 0x01, 0x01, 0x04, 0x81, 0x90, 0x5e, 0x5e, 0x11, 0xef, 0xbb,
	0x7c, 0x4d, 0xec, 0xc0, 0xdc, 0xc7, 0x23, 0xd2, 0xc4, 0x77, 0xbc, 0xf4,
	0x5d, 0x59, 0x4c, 0x07, 0xc2, 0x8a, 0x26, 0xfa, 0x25, 0x1c, 0xaa, 0x42,
	0xed, 0xd0, 0xed, 0xbb, 0x5c, 0xe9, 0x13, 0x07, 0xaa, 0xdd, 0x52, 0x3c,
	0x65, 0x25, 0xbf, 0x94, 0x02, 0xaf, 0xd6, 0x97, 0xe9, 0x33, 0x00, 0x76,
	0x64, 0x4a, 0x73, 0xab, 0xfb, 0x99, 0x6e, 0x83, 0x12, 0x05, 0x86, 0x72,
	0x6c, 0xd5, 0xa4, 0xcf, 0xb1, 0xd5, 0x4d, 0x54, 0x87, 0x8b, 0x4b, 0x95,
	0x1d, 0xcd, 0xf3, 0xfe, 0xa8, 0xda, 0xe0, 0xb6, 0x72, 0x13, 0x3f, 0x2e,
	0x66, 0xe0, 0xb9, 0x2e, 0xfa, 0x69, 0x40, 0xbe, 0xd7, 0x67, 0x6e, 0x53,
	0x2b, 0x3f, 0x53, 0xe5, 0x39, 0x54, 0x77, 0xe1, 0x1d, 0xe6, 0x81, 0x92,
	0x58, 0x82, 0x14, 0xfb, 0x47, 0x85, 0x3c, 0xc3, 0xdf, 0xdd, 0xcc, 0x79,
	0x9f, 0x41, 0x83, 0x72, 0xf2, 0x0a, 0xe9, 0xe1, 0x2c, 0x12, 0xb0, 0xb0,
	0x0a, 0xb2, 0x1d, 0xca, 0x15, 0xb2, 0xca,
	};

	/* kEmptyPasswordOpenSSL is a PKCS#8 encrypted private key using the empty
	* password and generated by OpenSSL. */
	static const uint8_t kEmptyPasswordOpenSSL[] = {
	0x30, 0x82, 0x01, 0xa1, 0x30, 0x1b, 0x06, 0x0a, 0x2a, 0x86, 0x48, 0x86,
	0xf7, 0x0d, 0x01, 0x0c, 0x01, 0x03, 0x30, 0x0d, 0x04, 0x08, 0x86, 0xaa,
	0xd7, 0xdf, 0x3b, 0x91, 0x97, 0x60, 0x02, 0x01, 0x01, 0x04, 0x82, 0x01,
	0x80, 0xcb, 0x2a, 0x14, 0xaa, 0x4f, 0x38, 0x4c, 0xe1, 0x49, 0x00, 0xe2,
	0x1a, 0x3a, 0x75, 0x87, 0x7e, 0x3d, 0xea, 0x4d, 0x53, 0xd4, 0x46, 0x47,
	0x23, 0x8f, 0xa1, 0x72, 0x51, 0x92, 0x86, 0x8b, 0xeb, 0x53, 0xe6, 0x6a,
	0x0a, 0x6b, 0xb6, 0xa0, 0xdc, 0x0f, 0xdc, 0x20, 0xc3, 0x45, 0x85, 0xf1,
	0x95, 0x90, 0x5c, 0xf4, 0xfa, 0xee, 0x47, 0xaf, 0x35, 0xd0, 0xd0, 0xd3,
	0x14, 0xde, 0x0d, 0xca, 0x1b, 0xd3, 0xbb, 0x20, 0xec, 0x9d, 0x6a, 0xd4,
	0xc1, 0xce, 0x60, 0x81, 0xab, 0x0c, 0x72, 0x10, 0xfa, 0x28, 0x3c, 0xac,
	0x87, 0x7b, 0x82, 0x85, 0x00, 0xb8, 0x58, 0x9c, 0x07, 0xc4, 0x7d, 0xa9,
	0xc5, 0x94, 0x95, 0xf7, 0x23, 0x93, 0x3f, 0xed, 0xef, 0x92, 0x55, 0x25,
	0x74, 0xbb, 0xd3, 0xd1, 0x67, 0x3b, 0x3d, 0x5a, 0xfe, 0x84, 0xf8, 0x97,
	0x7d, 0x7c, 0x01, 0xc7, 0xd7, 0x0d, 0xf8, 0xc3, 0x6d, 0xd6, 0xf1, 0xaa,
	0x9d, 0x1f, 0x69, 0x97, 0x45, 0x06, 0xc4, 0x1c, 0x95, 0x3c, 0xe0, 0xef,
	0x11, 0xb2, 0xb3, 0x72, 0x91, 0x9e, 0x7d, 0x0f, 0x7f, 0xc8, 0xf6, 0x64,
	0x49, 0x5e, 0x3c, 0x53, 0x37, 0x79, 0x03, 0x1c, 0x3f, 0x29, 0x6c, 0x6b,
	0xea, 0x4c, 0x35, 0x9b, 0x6d, 0x1b, 0x59, 0x43, 0x4c, 0x14, 0x47, 0x2a,
	0x36, 0x39, 0x2a, 0xd8, 0x96, 0x90, 0xdc, 0xfc, 0xd2, 0xdd, 0x23, 0x0e,
	0x2c, 0xb3, 0x83, 0xf9, 0xf2, 0xe3, 0xe6, 0x99, 0x53, 0x57, 0x33, 0xc5,
	0x5f, 0xf9, 0xfd, 0x56, 0x0b, 0x32, 0xd4, 0xf3, 0x9d, 0x5b, 0x34, 0xe5,
	0x94, 0xbf, 0xb6, 0xc0, 0xce, 0xe1, 0x73, 0x5c, 0x02, 0x7a, 0x4c, 0xed,
	0xde, 0x23, 0x38, 0x89, 0x9f, 0xcd, 0x51, 0xf3, 0x90, 0x80, 0xd3, 0x4b,
	0x83, 0xd3, 0xee, 0xf2, 0x9e, 0x35, 0x91, 0xa5, 0xa3, 0xc0, 0x5c, 0xce,
	0xdb, 0xaa, 0x70, 0x1e, 0x1d, 0xc1, 0x44, 0xea, 0x3b, 0xa7, 0x5a, 0x11,
	0xd1, 0xf3, 0xf3, 0xd0, 0xf4, 0x5a, 0xc4, 0x99, 0xaf, 0x8d, 0xe2, 0xbc,
	0xa2, 0xb9, 0x3d, 0x86, 0x5e, 0xba, 0xa0, 0xdf, 0x78, 0x81, 0x7c, 0x54,
	0x31, 0xe3, 0x98, 0xb5, 0x46, 0xcb, 0x4d, 0x26, 0x4b, 0xf8, 0xac, 0x3a,
	0x54, 0x1b, 0x77, 0x5a, 0x18, 0xa5, 0x43, 0x0e, 0x14, 0xde, 0x7b, 0xb7,
	0x4e, 0x45, 0x99, 0x03, 0xd1, 0x3d, 0x18, 0xb2, 0x36, 0x00, 0x48, 0x07,
	0x72, 0xbb, 0x4f, 0x21, 0x25, 0x3e, 0xda, 0x25, 0x24, 0x5b, 0xc8, 0xa0,
	0x28, 0xd5, 0x9b, 0x96, 0x87, 0x07, 0x77, 0x84, 0xff, 0xd7, 0xac, 0x71,
	0xf6, 0x61, 0x63, 0x0b, 0xfb, 0x42, 0xfd, 0x52, 0xf4, 0xc4, 0x35, 0x0c,
	0xc2, 0xc1, 0x55, 0x22, 0x42, 0x2f, 0x13, 0x7d, 0x93, 0x27, 0xc8, 0x11,
	0x35, 0xc5, 0xe3, 0xc5, 0xaa, 0x15, 0x3c, 0xac, 0x30, 0xbc, 0x45, 0x16,
	0xed,
	};

	// kExplicitHMACWithSHA1 is a PBES2-encrypted private key with an explicit
	// hmacWithSHA1 AlgorithmIdentifier in the PBKDF2 parameters.
	static const uint8_t kExplicitHMACWithSHA1[] = {
	0x30, 0x81, 0xec, 0x30, 0x57, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
	0x0d, 0x01, 0x05, 0x0d, 0x30, 0x4a, 0x30, 0x29, 0x06, 0x09, 0x2a, 0x86,
	0x48, 0x86, 0xf7, 0x0d, 0x01, 0x05, 0x0c, 0x30, 0x1c, 0x04, 0x08, 0x90,
	0xcd, 0x1e, 0x47, 0x1d, 0xff, 0x4c, 0xa8, 0x02, 0x02, 0x08, 0x00, 0x30,
	0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x02, 0x07, 0x05,
	0x00, 0x30, 0x1d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04,
	0x01, 0x02, 0x04, 0x10, 0x34, 0xe7, 0x5b, 0x9b, 0xf9, 0x17, 0xcf, 0x15,
	0x59, 0x7c, 0xfd, 0xc1, 0xac, 0xed, 0x6f, 0xdd, 0x04, 0x81, 0x90, 0xe3,
	0xd7, 0xfc, 0xbe, 0xe6, 0xe8, 0x92, 0xc1, 0xa2, 0x57, 0x42, 0x4b, 0xf1,
	0x35, 0x6c, 0x4f, 0x58, 0x61, 0x14, 0x30, 0x4e, 0xa3, 0x8d, 0x4f, 0xde,
	0x2d, 0x0b, 0xa2, 0x62, 0x4b, 0xee, 0x9f, 0xc4, 0xeb, 0x89, 0x33, 0x76,
	0x3f, 0x0c, 0x20, 0xad, 0x75, 0x29, 0x42, 0xbc, 0xbd, 0x83, 0x46, 0x1d,
	0x5c, 0xae, 0xec, 0x10, 0x05, 0xbb, 0xd3, 0x98, 0xc9, 0x5a, 0x5e, 0x0a,
	0x95, 0x12, 0x1e, 0x65, 0x93, 0xdd, 0xdd, 0x51, 0xd5, 0x56, 0xc2, 0xa9,
	0xf9, 0x43, 0x0f, 0x68, 0x8a, 0x14, 0x40, 0xe5, 0x62, 0x9e, 0x0d, 0xd7,
	0x67, 0x62, 0xf4, 0x49, 0xb1, 0x62, 0x22, 0x42, 0xb1, 0xe1, 0xb2, 0x1d,
	0x37, 0x3e, 0x95, 0x52, 0xe9, 0x61, 0x89, 0xc7, 0x62, 0xcc, 0xb1, 0x44,
	0x40, 0xef, 0x89, 0xc8, 0xc4, 0x0e, 0xae, 0xa8, 0xf9, 0x17, 0x42, 0x2b,
	0x8c, 0x0b, 0x26, 0xf6, 0x07, 0x00, 0xab, 0x25, 0x2b, 0x64, 0xcf, 0xc3,
	0x68, 0xf9, 0x5e, 0x01, 0x66, 0x59, 0x5f, 0x3f, 0x05, 0x57, 0xcd,
	};

	static bool TestDecrypt(const uint8_t *der, size_t der_len,
	const char *password) {
	const uint8_t *data = der;
	bssl::UniquePtr<X509_SIG> sig(d2i_X509_SIG(NULL, &data, der_len));
	if (sig.get() == NULL \|\| data != der + der_len) {
	fprintf(stderr, "d2i_X509_SIG failed or did not consume all bytes.\n");
	return false;
	}

	bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> keypair(
	PKCS8_decrypt(sig.get(), password, -1));
	if (!keypair) {
	fprintf(stderr, "PKCS8_decrypt failed.\n");
	ERR_print_errors_fp(stderr);
	return false;
	}

	return true;
	}

	static bool TestRoundTrip(int pbe_nid, const EVP_CIPHER *cipher,
	const char password, const uint8_t salt,
	size_t salt_len, int iterations) {
	static const uint8_t kSampleKey[] = {
	0x30, 0x81, 0x87, 0x02, 0x01, 0x00, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86,
	0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
	0x03, 0x01, 0x07, 0x04, 0x6d, 0x30, 0x6b, 0x02, 0x01, 0x01, 0x04, 0x20,
	0x8a, 0x87, 0x2f, 0xb6, 0x28, 0x93, 0xc4, 0xd1, 0xff, 0xc5, 0xb9, 0xf0,
	0xf9, 0x17, 0x58, 0x06, 0x9f, 0x83, 0x52, 0xe0, 0x8f, 0xa0, 0x5a, 0x49,
	0xf8, 0xdb, 0x92, 0x6c, 0xb5, 0x72, 0x87, 0x25, 0xa1, 0x44, 0x03, 0x42,
	0x00, 0x04, 0x2c, 0x15, 0x0f, 0x42, 0x9c, 0xe7, 0x0f, 0x21, 0x6c, 0x25,
	0x2c, 0xf5, 0xe0, 0x62, 0xce, 0x1f, 0x63, 0x9c, 0xd5, 0xd1, 0x65, 0xc7,
	0xf8, 0x94, 0x24, 0x07, 0x2c, 0x27, 0x19, 0x7d, 0x78, 0xb3, 0x3b, 0x92,
	0x0e, 0x95, 0xcd, 0xb6, 0x64, 0xe9, 0x90, 0xdc, 0xf0, 0xcf, 0xea, 0x0d,
	0x94, 0xe2, 0xa8, 0xe6, 0xaf, 0x9d, 0x0e, 0x58, 0x05, 0x6e, 0x65, 0x31,
	0x04, 0x92, 0x5b, 0x9f, 0xe6, 0xc9,
	};

	const uint8_t *ptr = kSampleKey;
	bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> key(
	d2i_PKCS8_PRIV_KEY_INFO(nullptr, &ptr, sizeof(kSampleKey)));
	if (!key \|\| ptr != kSampleKey + sizeof(kSampleKey)) {
	return false;
	}

	bssl::UniquePtr<X509_SIG> encrypted(PKCS8_encrypt(
	pbe_nid, cipher, password, -1, salt, salt_len, iterations, key.get()));
	if (!encrypted) {
	fprintf(stderr, "Failed to encrypt private key.\n");
	return false;
	}

	bssl::UniquePtr<PKCS8_PRIV_KEY_INFO> key2(
	PKCS8_decrypt(encrypted.get(), password, -1));
	if (!key2) {
	fprintf(stderr, "Failed to decrypt private key.\n");
	return false;
	}

	uint8_t *encoded = nullptr;
	int len = i2d_PKCS8_PRIV_KEY_INFO(key2.get(), &encoded);
	bssl::UniquePtr<uint8_t> free_encoded(encoded);
	if (len < 0 \|\|
	static_cast<size_t>(len) != sizeof(kSampleKey) \|\|
	OPENSSL_memcmp(encoded, kSampleKey, sizeof(kSampleKey)) != 0) {
	fprintf(stderr, "Decrypted private key did not round-trip.");
	return false;
	}

	return true;
	}

	int main(int argc, char **argv) {
	CRYPTO_library_init();

	if (!TestDecrypt(kDER, sizeof(kDER), "testing") \|\|
	!TestDecrypt(kNullPassword, sizeof(kNullPassword), NULL) \|\|
	!TestDecrypt(kNullPasswordNSS, sizeof(kNullPasswordNSS), NULL) \|\|
	!TestDecrypt(kEmptyPasswordOpenSSL, sizeof(kEmptyPasswordOpenSSL), "") \|\|
	!TestDecrypt(kExplicitHMACWithSHA1, sizeof(kExplicitHMACWithSHA1),
	"foo") \|\|
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
	"password", nullptr, 0, 10) \|\|
	// Vary the salt
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
	"password", nullptr, 4, 10) \|\|
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
	"password", (const uint8_t *)"salt", 4, 10) \|\|
	// Vary the iteration count.
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr,
	"password", nullptr, 0, 1) \|\|
	// Vary the password.
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr, "",
	nullptr, 0, 1) \|\|
	!TestRoundTrip(NID_pbe_WithSHA1And3_Key_TripleDES_CBC, nullptr, nullptr,
	nullptr, 0, 1) \|\|
	// Vary the PBE suite.
	!TestRoundTrip(NID_pbe_WithSHA1And40BitRC2_CBC, nullptr, "password",
	nullptr, 0, 10) \|\|
	!TestRoundTrip(NID_pbe_WithSHA1And128BitRC4, nullptr, "password", nullptr,
	0, 10) \|\|
	// Test PBES2.
	!TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 0, 10) \|\|
	!TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 4, 10) \|\|
	!TestRoundTrip(-1, EVP_aes_128_cbc(), "password", (const uint8_t *)"salt",
	4, 10) \|\|
	!TestRoundTrip(-1, EVP_aes_128_cbc(), "password", nullptr, 0, 1) \|\|
	!TestRoundTrip(-1, EVP_rc2_cbc(), "password", nullptr, 0, 10)) {
	return 1;
	}

	printf("PASS\n");
	return 0;
	}