contrib/pgcrypto/blf.h

   1 /* $PostgreSQL$ */
   2 /*
   3  * PuTTY is copyright 1997-2007 Simon Tatham.
   4  *
   5  * Portions copyright Robert de Bath, Joris van Rantwijk, Delian
   6  * Delchev, Andreas Schultz, Jeroen Massar, Wez Furlong, Nicolas Barry,
   7  * Justin Bradford, Ben Harris, Malcolm Smith, Ahmad Khalifa, Markus
   8  * Kuhn, and CORE SDI S.A.
   9  *
  10  * Permission is hereby granted, free of charge, to any person
  11  * obtaining a copy of this software and associated documentation files
  12  * (the "Software"), to deal in the Software without restriction,
  13  * including without limitation the rights to use, copy, modify, merge,
  14  * publish, distribute, sublicense, and/or sell copies of the Software,
  15  * and to permit persons to whom the Software is furnished to do so,
  16  * subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be
  19  * included in all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24  * NONINFRINGEMENT.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE
  25  * FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  26  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28  */
  29
  30 typedef struct
  31 {
  32         uint32          S0[256],
  33                                 S1[256],
  34                                 S2[256],
  35                                 S3[256],
  36                                 P[18];
  37         uint32          iv0,
  38                                 iv1;                    /* for CBC mode */
  39 } BlowfishContext;
  40
  41 void            blowfish_setkey(BlowfishContext *ctx, const uint8 *key, short keybytes);
  42 void            blowfish_setiv(BlowfishContext *ctx, const uint8 *iv);
  43 void            blowfish_encrypt_cbc(uint8 *blk, int len, BlowfishContext *ctx);
  44 void            blowfish_decrypt_cbc(uint8 *blk, int len, BlowfishContext *ctx);
  45 void            blowfish_encrypt_ecb(uint8 *blk, int len, BlowfishContext *ctx);
  46 void            blowfish_decrypt_ecb(uint8 *blk, int len, BlowfishContext *ctx);