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+/* 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);