greenplumn blf 源码
greenplumn blf 代码
文件路径：/contrib/pgcrypto/blf.h
/* contrib/pgcrypto/blf.h */
/*
* PuTTY is copyright 1997-2007 Simon Tatham.
*
* Portions copyright Robert de Bath, Joris van Rantwijk, Delian
* Delchev, Andreas Schultz, Jeroen Massar, Wez Furlong, Nicolas Barry,
* Justin Bradford, Ben Harris, Malcolm Smith, Ahmad Khalifa, Markus
* Kuhn, and CORE SDI S.A.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE
* FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
typedef struct
{
uint32 S0[256],
S1[256],
S2[256],
S3[256],
P[18];
uint32 iv0,
iv1; /* for CBC mode */
} BlowfishContext;
void blowfish_setkey(BlowfishContext *ctx, const uint8 *key, short keybytes);
void blowfish_setiv(BlowfishContext *ctx, const uint8 *iv);
void blowfish_encrypt_cbc(uint8 *blk, int len, BlowfishContext *ctx);
void blowfish_decrypt_cbc(uint8 *blk, int len, BlowfishContext *ctx);
void blowfish_encrypt_ecb(uint8 *blk, int len, BlowfishContext *ctx);
void blowfish_decrypt_ecb(uint8 *blk, int len, BlowfishContext *ctx);
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