text: /*
   * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
   *
   * Licensed under the OpenSSL license (the "License").  You may not use
   * this file except in compliance with the License.  You can obtain a copy
   * in the file LICENSE in the source distribution or at
   * https://www.openssl.org/source/license.html
   */
  
  #include <openssl/e_os2.h>
  #include <string.h>
  
  #include "testutil.h"
  
  #ifndef OPENSSL_NO_DES
  # include <openssl/des.h>
  
  /* In case any platform doesn't use unsigned int for its checksums */
  # define TEST_cs_eq  TEST_uint_eq
  
  # define DATA_BUF_SIZE      20
  
  /* tisk tisk - the test keys don't all have odd parity :-( */
  /* test data */
  # define NUM_TESTS 34
  static unsigned char key_data[NUM_TESTS][8] = {
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
      {0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10},
      {0x7C, 0xA1, 0x10, 0x45, 0x4A, 0x1A, 0x6E, 0x57},
      {0x01, 0x31, 0xD9, 0x61, 0x9D, 0xC1, 0x37, 0x6E},
      {0x07, 0xA1, 0x13, 0x3E, 0x4A, 0x0B, 0x26, 0x86},
      {0x38, 0x49, 0x67, 0x4C, 0x26, 0x02, 0x31, 0x9E},
      {0x04, 0xB9, 0x15, 0xBA, 0x43, 0xFE, 0xB5, 0xB6},
      {0x01, 0x13, 0xB9, 0x70, 0xFD, 0x34, 0xF2, 0xCE},
      {0x01, 0x70, 0xF1, 0x75, 0x46, 0x8F, 0xB5, 0xE6},
      {0x43, 0x29, 0x7F, 0xAD, 0x38, 0xE3, 0x73, 0xFE},
      {0x07, 0xA7, 0x13, 0x70, 0x45, 0xDA, 0x2A, 0x16},
      {0x04, 0x68, 0x91, 0x04, 0xC2, 0xFD, 0x3B, 0x2F},
      {0x37, 0xD0, 0x6B, 0xB5, 0x16, 0xCB, 0x75, 0x46},
      {0x1F, 0x08, 0x26, 0x0D, 0x1A, 0xC2, 0x46, 0x5E},
      {0x58, 0x40, 0x23, 0x64, 0x1A, 0xBA, 0x61, 0x76},
      {0x02, 0x58, 0x16, 0x16, 0x46, 0x29, 0xB0, 0x07},
      {0x49, 0x79, 0x3E, 0xBC, 0x79, 0xB3, 0x25, 0x8F},
      {0x4F, 0xB0, 0x5E, 0x15, 0x15, 0xAB, 0x73, 0xA7},
      {0x49, 0xE9, 0x5D, 0x6D, 0x4C, 0xA2, 0x29, 0xBF},
      {0x01, 0x83, 0x10, 0xDC, 0x40, 0x9B, 0x26, 0xD6},
      {0x1C, 0x58, 0x7F, 0x1C, 0x13, 0x92, 0x4F, 0xEF},
      {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
      {0x1F, 0x1F, 0x1F, 0x1F, 0x0E, 0x0E, 0x0E, 0x0E},
      {0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1, 0xFE},
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10}
  };
  
  static unsigned char plain_data[NUM_TESTS][8] = {
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
      {0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
      {0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
      {0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0x01, 0xA1, 0xD6, 0xD0, 0x39, 0x77, 0x67, 0x42},
      {0x5C, 0xD5, 0x4C, 0xA8, 0x3D, 0xEF, 0x57, 0xDA},
      {0x02, 0x48, 0xD4, 0x38, 0x06, 0xF6, 0x71, 0x72},
      {0x51, 0x45, 0x4B, 0x58, 0x2D, 0xDF, 0x44, 0x0A},
      {0x42, 0xFD, 0x44, 0x30, 0x59, 0x57, 0x7F, 0xA2},
      {0x05, 0x9B, 0x5E, 0x08, 0x51, 0xCF, 0x14, 0x3A},
      {0x07, 0x56, 0xD8, 0xE0, 0x77, 0x47, 0x61, 0xD2},
      {0x76, 0x25, 0x14, 0xB8, 0x29, 0xBF, 0x48, 0x6A},
      {0x3B, 0xDD, 0x11, 0x90, 0x49, 0x37, 0x28, 0x02},
      {0x26, 0x95, 0x5F, 0x68, 0x35, 0xAF, 0x60, 0x9A},
      {0x16, 0x4D, 0x5E, 0x40, 0x4F, 0x27, 0x52, 0x32},
      {0x6B, 0x05, 0x6E, 0x18, 0x75, 0x9F, 0x5C, 0xCA},
      {0x00, 0x4B, 0xD6, 0xEF, 0x09, 0x17, 0x60, 0x62},
      {0x48, 0x0D, 0x39, 0x00, 0x6E, 0xE7, 0x62, 0xF2},
      {0x43, 0x75, 0x40, 0xC8, 0x69, 0x8F, 0x3C, 0xFA},
      {0x07, 0x2D, 0x43, 0xA0, 0x77, 0x07, 0x52, 0x92},
      {0x02, 0xFE, 0x55, 0x77, 0x81, 0x17, 0xF1, 0x2A},
      {0x1D, 0x9D, 0x5C, 0x50, 0x18, 0xF7, 0x28, 0xC2},
      {0x30, 0x55, 0x32, 0x28, 0x6D, 0x6F, 0x29, 0x5A},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
      {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
      {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}
  };
  
  static unsigned char cipher_data[NUM_TESTS][8] = {
      {0x8C, 0xA6, 0x4D, 0xE9, 0xC1, 0xB1, 0x23, 0xA7},
      {0x73, 0x59, 0xB2, 0x16, 0x3E, 0x4E, 0xDC, 0x58},
      {0x95, 0x8E, 0x6E, 0x62, 0x7A, 0x05, 0x55, 0x7B},
      {0xF4, 0x03, 0x79, 0xAB, 0x9E, 0x0E, 0xC5, 0x33},
      {0x17, 0x66, 0x8D, 0xFC, 0x72, 0x92, 0x53, 0x2D},
      {0x8A, 0x5A, 0xE1, 0xF8, 0x1A, 0xB8, 0xF2, 0xDD},
      {0x8C, 0xA6, 0x4D, 0xE9, 0xC1, 0xB1, 0x23, 0xA7},
      {0xED, 0x39, 0xD9, 0x50, 0xFA, 0x74, 0xBC, 0xC4},
      {0x69, 0x0F, 0x5B, 0x0D, 0x9A, 0x26, 0x93, 0x9B},
      {0x7A, 0x38, 0x9D, 0x10, 0x35, 0x4B, 0xD2, 0x71},
      {0x86, 0x8E, 0xBB, 0x51, 0xCA, 0xB4, 0x59, 0x9A},
      {0x71, 0x78, 0x87, 0x6E, 0x01, 0xF1, 0x9B, 0x2A},
      {0xAF, 0x37, 0xFB, 0x42, 0x1F, 0x8C, 0x40, 0x95},
      {0x86, 0xA5, 0x60, 0xF1, 0x0E, 0xC6, 0xD8, 0x5B},
      {0x0C, 0xD3, 0xDA, 0x02, 0x00, 0x21, 0xDC, 0x09},
      {0xEA, 0x67, 0x6B, 0x2C, 0xB7, 0xDB, 0x2B, 0x7A},
      {0xDF, 0xD6, 0x4A, 0x81, 0x5C, 0xAF, 0x1A, 0x0F},
      {0x5C, 0x51, 0x3C, 0x9C, 0x48, 0x86, 0xC0, 0x88},
      {0x0A, 0x2A, 0xEE, 0xAE, 0x3F, 0xF4, 0xAB, 0x77},
      {0xEF, 0x1B, 0xF0, 0x3E, 0x5D, 0xFA, 0x57, 0x5A},
      {0x88, 0xBF, 0x0D, 0xB6, 0xD7, 0x0D, 0xEE, 0x56},
      {0xA1, 0xF9, 0x91, 0x55, 0x41, 0x02, 0x0B, 0x56},
      {0x6F, 0xBF, 0x1C, 0xAF, 0xCF, 0xFD, 0x05, 0x56},
      {0x2F, 0x22, 0xE4, 0x9B, 0xAB, 0x7C, 0xA1, 0xAC},
      {0x5A, 0x6B, 0x61, 0x2C, 0xC2, 0x6C, 0xCE, 0x4A},
      {0x5F, 0x4C, 0x03, 0x8E, 0xD1, 0x2B, 0x2E, 0x41},
      {0x63, 0xFA, 0xC0, 0xD0, 0x34, 0xD9, 0xF7, 0x93},
      {0x61, 0x7B, 0x3A, 0x0C, 0xE8, 0xF0, 0x71, 0x00},
      {0xDB, 0x95, 0x86, 0x05, 0xF8, 0xC8, 0xC6, 0x06},
      {0xED, 0xBF, 0xD1, 0xC6, 0x6C, 0x29, 0xCC, 0xC7},
      {0x35, 0x55, 0x50, 0xB2, 0x15, 0x0E, 0x24, 0x51},
      {0xCA, 0xAA, 0xAF, 0x4D, 0xEA, 0xF1, 0xDB, 0xAE},
      {0xD5, 0xD4, 0x4F, 0xF7, 0x20, 0x68, 0x3D, 0x0D},
      {0x2A, 0x2B, 0xB0, 0x08, 0xDF, 0x97, 0xC2, 0xF2}
  };
  
  static unsigned char cipher_ecb2[NUM_TESTS - 1][8] = {
      {0x92, 0x95, 0xB5, 0x9B, 0xB3, 0x84, 0x73, 0x6E},
      {0x19, 0x9E, 0x9D, 0x6D, 0xF3, 0x9A, 0xA8, 0x16},
      {0x2A, 0x4B, 0x4D, 0x24, 0x52, 0x43, 0x84, 0x27},
      {0x35, 0x84, 0x3C, 0x01, 0x9D, 0x18, 0xC5, 0xB6},
      {0x4A, 0x5B, 0x2F, 0x42, 0xAA, 0x77, 0x19, 0x25},
      {0xA0, 0x6B, 0xA9, 0xB8, 0xCA, 0x5B, 0x17, 0x8A},
      {0xAB, 0x9D, 0xB7, 0xFB, 0xED, 0x95, 0xF2, 0x74},
      {0x3D, 0x25, 0x6C, 0x23, 0xA7, 0x25, 0x2F, 0xD6},
      {0xB7, 0x6F, 0xAB, 0x4F, 0xBD, 0xBD, 0xB7, 0x67},
      {0x8F, 0x68, 0x27, 0xD6, 0x9C, 0xF4, 0x1A, 0x10},
      {0x82, 0x57, 0xA1, 0xD6, 0x50, 0x5E, 0x81, 0x85},
      {0xA2, 0x0F, 0x0A, 0xCD, 0x80, 0x89, 0x7D, 0xFA},
      {0xCD, 0x2A, 0x53, 0x3A, 0xDB, 0x0D, 0x7E, 0xF3},
      {0xD2, 0xC2, 0xBE, 0x27, 0xE8, 0x1B, 0x68, 0xE3},
      {0xE9, 0x24, 0xCF, 0x4F, 0x89, 0x3C, 0x5B, 0x0A},
      {0xA7, 0x18, 0xC3, 0x9F, 0xFA, 0x9F, 0xD7, 0x69},
      {0x77, 0x2C, 0x79, 0xB1, 0xD2, 0x31, 0x7E, 0xB1},
      {0x49, 0xAB, 0x92, 0x7F, 0xD0, 0x22, 0x00, 0xB7},
      {0xCE, 0x1C, 0x6C, 0x7D, 0x85, 0xE3, 0x4A, 0x6F},
      {0xBE, 0x91, 0xD6, 0xE1, 0x27, 0xB2, 0xE9, 0x87},
      {0x70, 0x28, 0xAE, 0x8F, 0xD1, 0xF5, 0x74, 0x1A},
      {0xAA, 0x37, 0x80, 0xBB, 0xF3, 0x22, 0x1D, 0xDE},
      {0xA6, 0xC4, 0xD2, 0x5E, 0x28, 0x93, 0xAC, 0xB3},
      {0x22, 0x07, 0x81, 0x5A, 0xE4, 0xB7, 0x1A, 0xAD},
      {0xDC, 0xCE, 0x05, 0xE7, 0x07, 0xBD, 0xF5, 0x84},
      {0x26, 0x1D, 0x39, 0x2C, 0xB3, 0xBA, 0xA5, 0x85},
      {0xB4, 0xF7, 0x0F, 0x72, 0xFB, 0x04, 0xF0, 0xDC},
      {0x95, 0xBA, 0xA9, 0x4E, 0x87, 0x36, 0xF2, 0x89},
      {0xD4, 0x07, 0x3A, 0xF1, 0x5A, 0x17, 0x82, 0x0E},
      {0xEF, 0x6F, 0xAF, 0xA7, 0x66, 0x1A, 0x7E, 0x89},
      {0xC1, 0x97, 0xF5, 0x58, 0x74, 0x8A, 0x20, 0xE7},
      {0x43, 0x34, 0xCF, 0xDA, 0x22, 0xC4, 0x86, 0xC8},
      {0x08, 0xD7, 0xB4, 0xFB, 0x62, 0x9D, 0x08, 0x85}
  };
  
  static unsigned char cbc_key[8] =
      { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
  static unsigned char cbc2_key[8] =
      { 0xf1, 0xe0, 0xd3, 0xc2, 0xb5, 0xa4, 0x97, 0x86 };
  static unsigned char cbc3_key[8] =
      { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 };
  static unsigned char cbc_iv[8] =
      { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 };
  /*
   * Changed the following text constant to binary so it will work on ebcdic
   * machines :-)
   */
  /* static char cbc_data[40]="7654321 Now is the time for \0001"; */
  static unsigned char cbc_data[40] = {
      0x37, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0x20,
      0x4E, 0x6F, 0x77, 0x20, 0x69, 0x73, 0x20, 0x74,
      0x68, 0x65, 0x20, 0x74, 0x69, 0x6D, 0x65, 0x20,
      0x66, 0x6F, 0x72, 0x20, 0x00, 0x31, 0x00, 0x00,
      0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  };
  
  static unsigned char cbc_ok[32] = {
      0xcc, 0xd1, 0x73, 0xff, 0xab, 0x20, 0x39, 0xf4,
      0xac, 0xd8, 0xae, 0xfd, 0xdf, 0xd8, 0xa1, 0xeb,
      0x46, 0x8e, 0x91, 0x15, 0x78, 0x88, 0xba, 0x68,
      0x1d, 0x26, 0x93, 0x97, 0xf7, 0xfe, 0x62, 0xb4
  };
  
  # ifdef SCREW_THE_PARITY
  #  error "SCREW_THE_PARITY is not meant to be defined."
  #  error "Original vectors are preserved for reference only."
  static unsigned char cbc2_key[8] =
      { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 };
  static unsigned char xcbc_ok[32] = {
      0x86, 0x74, 0x81, 0x0D, 0x61, 0xA4, 0xA5, 0x48,
      0xB9, 0x93, 0x03, 0xE1, 0xB8, 0xBB, 0xBD, 0xBD,
      0x64, 0x30, 0x0B, 0xB9, 0x06, 0x65, 0x81, 0x76,
      0x04, 0x1D, 0x77, 0x62, 0x17, 0xCA, 0x2B, 0xD2,
  };
  # else
  static unsigned char xcbc_ok[32] = {
      0x84, 0x6B, 0x29, 0x14, 0x85, 0x1E, 0x9A, 0x29,
      0x54, 0x73, 0x2F, 0x8A, 0xA0, 0xA6, 0x11, 0xC1,
      0x15, 0xCD, 0xC2, 0xD7, 0x95, 0x1B, 0x10, 0x53,
      0xA6, 0x3C, 0x5E, 0x03, 0xB2, 0x1A, 0xA3, 0xC4,
  };
  # endif
  
  static unsigned char cbc3_ok[32] = {
      0x3F, 0xE3, 0x01, 0xC9, 0x62, 0xAC, 0x01, 0xD0,
      0x22, 0x13, 0x76, 0x3C, 0x1C, 0xBD, 0x4C, 0xDC,
      0x79, 0x96, 0x57, 0xC0, 0x64, 0xEC, 0xF5, 0xD4,
      0x1C, 0x67, 0x38, 0x12, 0xCF, 0xDE, 0x96, 0x75
  };
  
  static unsigned char pcbc_ok[32] = {
      0xcc, 0xd1, 0x73, 0xff, 0xab, 0x20, 0x39, 0xf4,
      0x6d, 0xec, 0xb4, 0x70, 0xa0, 0xe5, 0x6b, 0x15,
      0xae, 0xa6, 0xbf, 0x61, 0xed, 0x7d, 0x9c, 0x9f,
      0xf7, 0x17, 0x46, 0x3b, 0x8a, 0xb3, 0xcc, 0x88
  };
  
  static unsigned char cfb_key[8] =
      { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
  static unsigned char cfb_iv[8] =
      { 0x12, 0x34, 0x56, 0x78, 0x90, 0xab, 0xcd, 0xef };
  static unsigned char cfb_buf1[40], cfb_buf2[40], cfb_tmp[8];
  static unsigned char plain[24] = {
      0x4e, 0x6f, 0x77, 0x20, 0x69, 0x73,
      0x20, 0x74, 0x68, 0x65, 0x20, 0x74,
      0x69, 0x6d, 0x65, 0x20, 0x66, 0x6f,
      0x72, 0x20, 0x61, 0x6c, 0x6c, 0x20
  };
  
  static unsigned char cfb_cipher8[24] = {
      0xf3, 0x1f, 0xda, 0x07, 0x01, 0x14, 0x62, 0xee, 0x18, 0x7f, 0x43, 0xd8,
      0x0a, 0x7c, 0xd9, 0xb5, 0xb0, 0xd2, 0x90, 0xda, 0x6e, 0x5b, 0x9a, 0x87
  };
  
  static unsigned char cfb_cipher16[24] = {
      0xF3, 0x09, 0x87, 0x87, 0x7F, 0x57, 0xF7, 0x3C, 0x36, 0xB6, 0xDB, 0x70,
      0xD8, 0xD5, 0x34, 0x19, 0xD3, 0x86, 0xB2, 0x23, 0xB7, 0xB2, 0xAD, 0x1B
  };
  
  static unsigned char cfb_cipher32[24] = {
      0xF3, 0x09, 0x62, 0x49, 0xA4, 0xDF, 0xA4, 0x9F, 0x33, 0xDC, 0x7B, 0xAD,
      0x4C, 0xC8, 0x9F, 0x64, 0xE4, 0x53, 0xE5, 0xEC, 0x67, 0x20, 0xDA, 0xB6
  };
  
  static unsigned char cfb_cipher48[24] = {
      0xF3, 0x09, 0x62, 0x49, 0xC7, 0xF4, 0x30, 0xB5, 0x15, 0xEC, 0xBB, 0x85,
      0x97, 0x5A, 0x13, 0x8C, 0x68, 0x60, 0xE2, 0x38, 0x34, 0x3C, 0xDC, 0x1F
  };
  
  static unsigned char cfb_cipher64[24] = {
      0xF3, 0x09, 0x62, 0x49, 0xC7, 0xF4, 0x6E, 0x51, 0xA6, 0x9E, 0x83, 0x9B,
      0x1A, 0x92, 0xF7, 0x84, 0x03, 0x46, 0x71, 0x33, 0x89, 0x8E, 0xA6, 0x22
  };
  
  static unsigned char ofb_key[8] =
      { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef };
  static unsigned char ofb_iv[8] =
      { 0x12, 0x34, 0x56, 0x78, 0x90, 0xab, 0xcd, 0xef };
  static unsigned char ofb_buf1[24], ofb_buf2[24], ofb_tmp[8];
  static unsigned char ofb_cipher[24] = {
      0xf3, 0x09, 0x62, 0x49, 0xc7, 0xf4, 0x6e, 0x51,
      0x35, 0xf2, 0x4a, 0x24, 0x2e, 0xeb, 0x3d, 0x3f,
      0x3d, 0x6d, 0x5b, 0xe3, 0x25, 0x5a, 0xf8, 0xc3
  };
  static DES_LONG cbc_cksum_ret = 0xF7FE62B4L;
  static unsigned char cbc_cksum_data[8] =
      { 0x1D, 0x26, 0x93, 0x97, 0xf7, 0xfe, 0x62, 0xb4 };
  
  static char *pt(const unsigned char *p, char buf[DATA_BUF_SIZE])
  {
      char *ret;
      int i;
      static char *f = "0123456789ABCDEF";
  
      ret = &(buf[0]);
      for (i = 0; i < 8; i++) {
          ret[i * 2] = f[(p[i] >> 4) & 0xf];
          ret[i * 2 + 1] = f[p[i] & 0xf];
      }
      ret[16] = '\0';
      return ret;
  }
  
  static int test_des_ecb(int i)
  {
      DES_key_schedule ks;
      DES_cblock in, out, outin;
      char b1[DATA_BUF_SIZE], b2[DATA_BUF_SIZE];
  
      DES_set_key_unchecked(&key_data[i], &ks);
      memcpy(in, plain_data[i], 8);
      memset(out, 0, 8);
      memset(outin, 0, 8);
      DES_ecb_encrypt(&in, &out, &ks, DES_ENCRYPT);
      DES_ecb_encrypt(&out, &outin, &ks, DES_DECRYPT);
  
      if (!TEST_mem_eq(out, 8, cipher_data[i], 8)) {
          TEST_info("Encryption error %2d k=%s p=%s", i + 1,
                    pt(key_data[i], b1), pt(in, b2));
          return 0;
      }
      if (!TEST_mem_eq(in, 8, outin, 8)) {
          TEST_info("Decryption error %2d k=%s p=%s", i + 1,
                    pt(key_data[i], b1), pt(out, b2));
          return 0;
      }
      return 1;
  }
  
  static int test_des_ede_ecb(int i)
  {
      DES_cblock in, out, outin;
      DES_key_schedule ks, ks2, ks3;
      char b1[DATA_BUF_SIZE], b2[DATA_BUF_SIZE];
  
      DES_set_key_unchecked(&key_data[i], &ks);
      DES_set_key_unchecked(&key_data[i + 1], &ks2);
      DES_set_key_unchecked(&key_data[i + 2], &ks3);
      memcpy(in, plain_data[i], 8);
      memset(out, 0, 8);
      memset(outin, 0, 8);
      DES_ecb3_encrypt(&in, &out, &ks, &ks2, &ks, DES_ENCRYPT);
      DES_ecb3_encrypt(&out, &outin, &ks, &ks2, &ks, DES_DECRYPT);
  
      if (!TEST_mem_eq(out, 8, cipher_ecb2[i], 8)) {
          TEST_info("Encryption error %2d k=%s p=%s", i + 1,
                    pt(key_data[i], b1), pt(in, b2));
          return 0;
      }
      if (!TEST_mem_eq(in, 8, outin, 8)) {
          TEST_info("Decryption error %2d k=%s p=%s ", i + 1,
                    pt(key_data[i], b1), pt(out, b2));
          return 0;
      }
      return 1;
  }
  
  static int test_des_cbc(void)
  {
      unsigned char cbc_in[40];
      unsigned char cbc_out[40];
      DES_cblock iv3;
      DES_key_schedule ks;
      const size_t cbc_data_len = strlen((char *)cbc_data);
  
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      memset(cbc_out, 0, sizeof(cbc_out));
      memset(cbc_in, 0, sizeof(cbc_in));
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
      DES_ncbc_encrypt(cbc_data, cbc_out, cbc_data_len + 1, &ks,
                       &iv3, DES_ENCRYPT);
      if (!TEST_mem_eq(cbc_out, 32, cbc_ok, 32))
          return 0;
  
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
      DES_ncbc_encrypt(cbc_out, cbc_in, cbc_data_len + 1, &ks,
                       &iv3, DES_DECRYPT);
      return TEST_mem_eq(cbc_in, cbc_data_len, cbc_data, cbc_data_len);
  }
  
  static int test_des_ede_cbc(void)
  {
      DES_cblock iv3;
      DES_key_schedule ks;
      unsigned char cbc_in[40];
      unsigned char cbc_out[40];
      const size_t n = strlen((char *)cbc_data) + 1;
  
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      memset(cbc_out, 0, sizeof(cbc_out));
      memset(cbc_in, 0, sizeof(cbc_in));
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
      DES_xcbc_encrypt(cbc_data, cbc_out, n, &ks, &iv3, &cbc2_key, &cbc3_key,
                       DES_ENCRYPT);
      if (!TEST_mem_eq(cbc_out, sizeof(xcbc_ok), xcbc_ok, sizeof(xcbc_ok)))
          return 0;
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
      DES_xcbc_encrypt(cbc_out, cbc_in, n, &ks, &iv3, &cbc2_key, &cbc3_key,
                       DES_DECRYPT);
      return TEST_mem_eq(cbc_data, n, cbc_data, n);
  }
  
  static int test_ede_cbc(void)
  {
      DES_cblock iv3;
      DES_key_schedule ks, ks2, ks3;
      unsigned char cbc_in[40];
      unsigned char cbc_out[40];
      const size_t i = strlen((char *)cbc_data) + 1;
      const size_t n = (i + 7) / 8 * 8;
  
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      if (!TEST_int_eq(DES_set_key_checked(&cbc2_key, &ks2), 0))
          return 0;
      if (!TEST_int_eq(DES_set_key_checked(&cbc3_key, &ks3), 0))
          return 0;
      memset(cbc_out, 0, sizeof(cbc_out));
      memset(cbc_in, 0, sizeof(cbc_in));
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
  
      DES_ede3_cbc_encrypt(cbc_data, cbc_out, 16L, &ks, &ks2, &ks3, &iv3,
                           DES_ENCRYPT);
      DES_ede3_cbc_encrypt(&cbc_data[16], &cbc_out[16], i - 16, &ks, &ks2,
                           &ks3, &iv3, DES_ENCRYPT);
      if (!TEST_mem_eq(cbc_out, n, cbc3_ok, n))
          return 0;
  
      memcpy(iv3, cbc_iv, sizeof(cbc_iv));
      DES_ede3_cbc_encrypt(cbc_out, cbc_in, i, &ks, &ks2, &ks3, &iv3,
                           DES_DECRYPT);
      return TEST_mem_eq(cbc_in, i, cbc_data, i);
  }
  
  static int test_input_align(int i)
  {
      unsigned char cbc_out[40];
      DES_cblock iv;
      DES_key_schedule ks;
      const size_t n = strlen(i + (char *)cbc_data) + 1;
  
      memset(cbc_out, 0, sizeof(cbc_out));
      memcpy(iv, cbc_iv, sizeof(cbc_iv));
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      DES_ncbc_encrypt(&cbc_data[i], cbc_out, n, &ks, &iv, DES_ENCRYPT);
      return 1;
  }
  
  static int test_output_align(int i)
  {
      unsigned char cbc_out[40];
      DES_cblock iv;
      DES_key_schedule ks;
      const size_t n = strlen((char *)cbc_data) + 1;
  
      memset(cbc_out, 0, sizeof(cbc_out));
      memcpy(iv, cbc_iv, sizeof(cbc_iv));
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      DES_ncbc_encrypt(cbc_data, &cbc_out[i], n, &ks, &iv, DES_ENCRYPT);
      return 1;
  }
  
  static int test_des_crypt(void)
  {
      if (!TEST_str_eq("efGnQx2725bI2", DES_crypt("testing", "ef")))
          return 0;
      if (!TEST_str_eq("yA1Rp/1hZXIJk", DES_crypt("bca76;23", "yA")))
          return 0;
  
      if (!TEST_ptr_null(DES_crypt("testing", "y\202")))
          return 0;
      if (!TEST_ptr_null(DES_crypt("testing", "\0A")))
          return 0;
      if (!TEST_ptr_null(DES_crypt("testing", "A")))
          return 0;
      return 1;
  }
  
  static int test_des_pcbc(void)
  {
      unsigned char cbc_in[40];
      unsigned char cbc_out[40];
      DES_key_schedule ks;
      const int n = strlen((char *)cbc_data) + 1;
  
      if (!TEST_int_eq(DES_set_key_checked(&cbc_key, &ks), 0))
          return 0;
      memset(cbc_out, 0, sizeof(cbc_out));
      memset(cbc_in, 0, sizeof(cbc_in));
      DES_pcbc_encrypt(cbc_data, cbc_out, n, &ks,
                       &cbc_iv, DES_ENCRYPT);
      if (!TEST_mem_eq(cbc_out, sizeof(pcbc_ok), pcbc_ok, sizeof(pcbc_ok)))
          return 0;
      DES_pcbc_encrypt(cbc_out, cbc_in, n, &ks,
                       &cbc_iv, DES_DECRYPT);
      return TEST_mem_eq(cbc_in, n, cbc_data, n);
  }
  
  static int cfb_test(int bits, unsigned char *cfb_cipher)
  {
      DES_key_schedule ks;
  
      DES_set_key_checked(&cfb_key, &ks);
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      DES_cfb_encrypt(plain, cfb_buf1, bits, sizeof(plain), &ks, &cfb_tmp,
                      DES_ENCRYPT);
      if (!TEST_mem_eq(cfb_cipher, sizeof(plain), cfb_buf1, sizeof(plain)))
          return 0;
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      DES_cfb_encrypt(cfb_buf1, cfb_buf2, bits, sizeof(plain), &ks, &cfb_tmp,
                      DES_DECRYPT);
      return TEST_mem_eq(plain, sizeof(plain), cfb_buf2, sizeof(plain));
  }
  
  static int test_des_cfb8(void)
  {
      return cfb_test(8, cfb_cipher8);
  }
  
  static int test_des_cfb16(void)
  {
      return cfb_test(16, cfb_cipher16);
  }
  
  static int test_des_cfb32(void)
  {
      return cfb_test(32, cfb_cipher32);
  }
  
  static int test_des_cfb48(void)
  {
      return cfb_test(48, cfb_cipher48);
  }
  
  static int test_des_cfb64(void)
  {
      DES_key_schedule ks;
      int n;
      size_t i;
  
      if (!cfb_test(64, cfb_cipher64))
          return 0;
  
      DES_set_key_checked(&cfb_key, &ks);
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      n = 0;
      DES_cfb64_encrypt(plain, cfb_buf1, 12, &ks, &cfb_tmp, &n, DES_ENCRYPT);
      DES_cfb64_encrypt(&plain[12], &cfb_buf1[12], sizeof(plain) - 12, &ks,
                        &cfb_tmp, &n, DES_ENCRYPT);
      if (!TEST_mem_eq(cfb_cipher64, sizeof(plain), cfb_buf1, sizeof(plain)))
          return 0;
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      n = 0;
      DES_cfb64_encrypt(cfb_buf1, cfb_buf2, 17, &ks, &cfb_tmp, &n, DES_DECRYPT);
      DES_cfb64_encrypt(&cfb_buf1[17], &cfb_buf2[17],
                        sizeof(plain) - 17, &ks, &cfb_tmp, &n, DES_DECRYPT);
      if (!TEST_mem_eq(plain, sizeof(plain), cfb_buf2, sizeof(plain)))
          return 0;
  
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      for (i = 0; i < sizeof(plain); i++)
          DES_cfb_encrypt(&plain[i], &cfb_buf1[i], 8, 1, &ks, &cfb_tmp,
                          DES_ENCRYPT);
      if (!TEST_mem_eq(cfb_cipher8, sizeof(plain), cfb_buf1, sizeof(plain)))
          return 0;
  
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      for (i = 0; i < sizeof(plain); i++)
          DES_cfb_encrypt(&cfb_buf1[i], &cfb_buf2[i], 8, 1, &ks, &cfb_tmp,
                          DES_DECRYPT);
      return TEST_mem_eq(plain, sizeof(plain), cfb_buf2, sizeof(plain));
  }
  
  static int test_des_ede_cfb64(void)
  {
      DES_key_schedule ks;
      int n;
  
      DES_set_key_checked(&cfb_key, &ks);
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      n = 0;
      DES_ede3_cfb64_encrypt(plain, cfb_buf1, 12, &ks, &ks, &ks, &cfb_tmp, &n,
                             DES_ENCRYPT);
      DES_ede3_cfb64_encrypt(&plain[12], &cfb_buf1[12], sizeof(plain) - 12, &ks,
                             &ks, &ks, &cfb_tmp, &n, DES_ENCRYPT);
      if (!TEST_mem_eq(cfb_cipher64, sizeof(plain), cfb_buf1, sizeof(plain)))
          return 0;
      memcpy(cfb_tmp, cfb_iv, sizeof(cfb_iv));
      n = 0;
      DES_ede3_cfb64_encrypt(cfb_buf1, cfb_buf2, (long)17, &ks, &ks, &ks,
                             &cfb_tmp, &n, DES_DECRYPT);
      DES_ede3_cfb64_encrypt(&cfb_buf1[17], &cfb_buf2[17], sizeof(plain) - 17,
                             &ks, &ks, &ks, &cfb_tmp, &n, DES_DECRYPT);
      return TEST_mem_eq(plain, sizeof(plain), cfb_buf2, sizeof(plain));
  }
  
  static int test_des_ofb(void)
  {
      DES_key_schedule ks;
  
      DES_set_key_checked(&ofb_key, &ks);
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      DES_ofb_encrypt(plain, ofb_buf1, 64, sizeof(plain) / 8, &ks, &ofb_tmp);
      if (!TEST_mem_eq(ofb_cipher, sizeof(ofb_buf1), ofb_buf1, sizeof(ofb_buf1)))
          return 0;
  
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      DES_ofb_encrypt(ofb_buf1, ofb_buf2, 64, sizeof(ofb_buf1) / 8, &ks,
                      &ofb_tmp);
      return TEST_mem_eq(plain, sizeof(ofb_buf2), ofb_buf2, sizeof(ofb_buf2));
  }
  
  static int test_des_ofb64(void)
  {
      DES_key_schedule ks;
      int num;
      size_t i;
  
      DES_set_key_checked(&ofb_key, &ks);
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      memset(ofb_buf1, 0, sizeof(ofb_buf1));
      memset(ofb_buf2, 0, sizeof(ofb_buf1));
      num = 0;
      for (i = 0; i < sizeof(plain); i++) {
          DES_ofb64_encrypt(&plain[i], &ofb_buf1[i], 1, &ks, &ofb_tmp, &num);
      }
      if (!TEST_mem_eq(ofb_cipher, sizeof(ofb_buf1), ofb_buf1, sizeof(ofb_buf1)))
          return 0;
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      num = 0;
      DES_ofb64_encrypt(ofb_buf1, ofb_buf2, sizeof(ofb_buf1), &ks, &ofb_tmp,
                        &num);
      return TEST_mem_eq(plain, sizeof(ofb_buf2), ofb_buf2, sizeof(ofb_buf2));
  }
  
  static int test_des_ede_ofb64(void)
  {
      DES_key_schedule ks;
      int num;
      size_t i;
  
      DES_set_key_checked(&ofb_key, &ks);
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      memset(ofb_buf1, 0, sizeof(ofb_buf1));
      memset(ofb_buf2, 0, sizeof(ofb_buf1));
      num = 0;
      for (i = 0; i < sizeof(plain); i++) {
          DES_ede3_ofb64_encrypt(&plain[i], &ofb_buf1[i], 1, &ks, &ks,
                                 &ks, &ofb_tmp, &num);
      }
      if (!TEST_mem_eq(ofb_cipher, sizeof(ofb_buf1), ofb_buf1, sizeof(ofb_buf1)))
          return 0;
      memcpy(ofb_tmp, ofb_iv, sizeof(ofb_iv));
      num = 0;
      DES_ede3_ofb64_encrypt(ofb_buf1, ofb_buf2, sizeof(ofb_buf1), &ks, &ks, &ks,
                             &ofb_tmp, &num);
      return TEST_mem_eq(plain, sizeof(ofb_buf2), ofb_buf2, sizeof(ofb_buf2));
  }
  
  static int test_des_cbc_cksum(void)
  {
      DES_LONG cs;
      DES_key_schedule ks;
      unsigned char cret[8];
  
      DES_set_key_checked(&cbc_key, &ks);
      cs = DES_cbc_cksum(cbc_data, &cret, strlen((char *)cbc_data), &ks,
                         &cbc_iv);
      if (!TEST_cs_eq(cs, cbc_cksum_ret))
          return 0;
      return TEST_mem_eq(cret, 8, cbc_cksum_data, 8);
  }
  
  static int test_des_quad_cksum(void)
  {
      DES_LONG cs, lqret[4];
  
      cs = DES_quad_cksum(cbc_data, (DES_cblock *)lqret,
                          (long)strlen((char *)cbc_data), 2,
                          (DES_cblock *)cbc_iv);
      if (!TEST_cs_eq(cs, 0x70d7a63aL))
          return 0;
      if (!TEST_cs_eq(lqret[0], 0x327eba8dL))
          return 0;
      if (!TEST_cs_eq(lqret[1], 0x201a49ccL))
          return 0;
      if (!TEST_cs_eq(lqret[2], 0x70d7a63aL))
          return 0;
      if (!TEST_cs_eq(lqret[3], 0x501c2c26L))
          return 0;
      return 1;
  }
  #endif
  
  void register_tests(void)
  {
  #ifndef OPENSSL_NO_DES
      ADD_ALL_TESTS(test_des_ecb, NUM_TESTS);
      ADD_TEST(test_des_cbc);
      ADD_TEST(test_ede_cbc);
      ADD_ALL_TESTS(test_des_ede_ecb, NUM_TESTS - 2);
      ADD_TEST(test_des_ede_cbc);
      ADD_TEST(test_des_pcbc);
      ADD_TEST(test_des_cfb8);
      ADD_TEST(test_des_cfb16);
      ADD_TEST(test_des_cfb32);
      ADD_TEST(test_des_cfb48);
      ADD_TEST(test_des_cfb64);
      ADD_TEST(test_des_ede_cfb64);
      ADD_TEST(test_des_ofb);
      ADD_TEST(test_des_ofb64);
      ADD_TEST(test_des_ede_ofb64);
      ADD_TEST(test_des_cbc_cksum);
      ADD_TEST(test_des_quad_cksum);
      ADD_TEST(test_des_crypt);
      ADD_ALL_TESTS(test_input_align, 4);
      ADD_ALL_TESTS(test_output_align, 4);
  #endif
  }
  