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Diffstat (limited to 'openssl/crypto/bf/bf_skey.c')
-rw-r--r--openssl/crypto/bf/bf_skey.c121
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diff --git a/openssl/crypto/bf/bf_skey.c b/openssl/crypto/bf/bf_skey.c
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+/* crypto/bf/bf_skey.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <openssl/blowfish.h>
+#include <openssl/crypto.h>
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
+
+#include "bf_locl.h"
+#include "bf_pi.h"
+
+FIPS_NON_FIPS_VCIPHER_Init(BF)
+ {
+ int i;
+ BF_LONG *p,ri,in[2];
+ const unsigned char *d,*end;
+
+
+ memcpy(key,&bf_init,sizeof(BF_KEY));
+ p=key->P;
+
+ if (len > ((BF_ROUNDS+2)*4)) len=(BF_ROUNDS+2)*4;
+
+ d=data;
+ end= &(data[len]);
+ for (i=0; i<(BF_ROUNDS+2); i++)
+ {
+ ri= *(d++);
+ if (d >= end) d=data;
+
+ ri<<=8;
+ ri|= *(d++);
+ if (d >= end) d=data;
+
+ ri<<=8;
+ ri|= *(d++);
+ if (d >= end) d=data;
+
+ ri<<=8;
+ ri|= *(d++);
+ if (d >= end) d=data;
+
+ p[i]^=ri;
+ }
+
+ in[0]=0L;
+ in[1]=0L;
+ for (i=0; i<(BF_ROUNDS+2); i+=2)
+ {
+ BF_encrypt(in,key);
+ p[i ]=in[0];
+ p[i+1]=in[1];
+ }
+
+ p=key->S;
+ for (i=0; i<4*256; i+=2)
+ {
+ BF_encrypt(in,key);
+ p[i ]=in[0];
+ p[i+1]=in[1];
+ }
+ }
+