rpc_des.h 5.5 KB

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  1. /* crypto/des/rpc_des.h */
  2. /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  3. * All rights reserved.
  4. *
  5. * This package is an SSL implementation written
  6. * by Eric Young (eay@cryptsoft.com).
  7. * The implementation was written so as to conform with Netscapes SSL.
  8. *
  9. * This library is free for commercial and non-commercial use as long as
  10. * the following conditions are aheared to. The following conditions
  11. * apply to all code found in this distribution, be it the RC4, RSA,
  12. * lhash, DES, etc., code; not just the SSL code. The SSL documentation
  13. * included with this distribution is covered by the same copyright terms
  14. * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15. *
  16. * Copyright remains Eric Young's, and as such any Copyright notices in
  17. * the code are not to be removed.
  18. * If this package is used in a product, Eric Young should be given attribution
  19. * as the author of the parts of the library used.
  20. * This can be in the form of a textual message at program startup or
  21. * in documentation (online or textual) provided with the package.
  22. *
  23. * Redistribution and use in source and binary forms, with or without
  24. * modification, are permitted provided that the following conditions
  25. * are met:
  26. * 1. Redistributions of source code must retain the copyright
  27. * notice, this list of conditions and the following disclaimer.
  28. * 2. Redistributions in binary form must reproduce the above copyright
  29. * notice, this list of conditions and the following disclaimer in the
  30. * documentation and/or other materials provided with the distribution.
  31. * 3. All advertising materials mentioning features or use of this software
  32. * must display the following acknowledgement:
  33. * "This product includes cryptographic software written by
  34. * Eric Young (eay@cryptsoft.com)"
  35. * The word 'cryptographic' can be left out if the rouines from the library
  36. * being used are not cryptographic related :-).
  37. * 4. If you include any Windows specific code (or a derivative thereof) from
  38. * the apps directory (application code) you must include an acknowledgement:
  39. * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40. *
  41. * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51. * SUCH DAMAGE.
  52. *
  53. * The licence and distribution terms for any publically available version or
  54. * derivative of this code cannot be changed. i.e. this code cannot simply be
  55. * copied and put under another distribution licence
  56. * [including the GNU Public Licence.]
  57. */
  58. /* @(#)des.h 2.2 88/08/10 4.0 RPCSRC; from 2.7 88/02/08 SMI */
  59. /*
  60. * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  61. * unrestricted use provided that this legend is included on all tape
  62. * media and as a part of the software program in whole or part. Users
  63. * may copy or modify Sun RPC without charge, but are not authorized
  64. * to license or distribute it to anyone else except as part of a product or
  65. * program developed by the user.
  66. *
  67. * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  68. * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  69. * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  70. *
  71. * Sun RPC is provided with no support and without any obligation on the
  72. * part of Sun Microsystems, Inc. to assist in its use, correction,
  73. * modification or enhancement.
  74. *
  75. * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  76. * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  77. * OR ANY PART THEREOF.
  78. *
  79. * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  80. * or profits or other special, indirect and consequential damages, even if
  81. * Sun has been advised of the possibility of such damages.
  82. *
  83. * Sun Microsystems, Inc.
  84. * 2550 Garcia Avenue
  85. * Mountain View, California 94043
  86. */
  87. /*
  88. * Generic DES driver interface
  89. * Keep this file hardware independent!
  90. * Copyright (c) 1986 by Sun Microsystems, Inc.
  91. */
  92. #define DES_MAXLEN 65536 /* maximum # of bytes to encrypt */
  93. #define DES_QUICKLEN 16 /* maximum # of bytes to encrypt quickly */
  94. #ifdef HEADER_DES_H
  95. #undef ENCRYPT
  96. #undef DECRYPT
  97. #endif
  98. enum desdir { ENCRYPT, DECRYPT };
  99. enum desmode { CBC, ECB };
  100. /*
  101. * parameters to ioctl call
  102. */
  103. struct desparams {
  104. unsigned char des_key[8]; /* key (with low bit parity) */
  105. enum desdir des_dir; /* direction */
  106. enum desmode des_mode; /* mode */
  107. unsigned char des_ivec[8]; /* input vector */
  108. unsigned des_len; /* number of bytes to crypt */
  109. union {
  110. unsigned char UDES_data[DES_QUICKLEN];
  111. unsigned char *UDES_buf;
  112. } UDES;
  113. # define des_data UDES.UDES_data /* direct data here if quick */
  114. # define des_buf UDES.UDES_buf /* otherwise, pointer to data */
  115. };
  116. /*
  117. * Encrypt an arbitrary sized buffer
  118. */
  119. #define DESIOCBLOCK _IOWR(d, 6, struct desparams)
  120. /*
  121. * Encrypt of small amount of data, quickly
  122. */
  123. #define DESIOCQUICK _IOWR(d, 7, struct desparams)