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-rw-r--r--openssl/crypto/rc5/rc5_skey.c130
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diff --git a/openssl/crypto/rc5/rc5_skey.c b/openssl/crypto/rc5/rc5_skey.c
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+/* crypto/rc5/rc5_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 <openssl/crypto.h>
+#include <openssl/rc5.h>
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
+
+#include "rc5_locl.h"
+
+#ifdef OPENSSL_FIPS
+void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
+ int rounds)
+ {
+ if (FIPS_mode())
+ FIPS_BAD_ABORT(RC5)
+ private_RC5_32_set_key(key, len, data, rounds);
+ }
+void private_RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
+ int rounds)
+#else
+void RC5_32_set_key(RC5_32_KEY *key, int len, const unsigned char *data,
+ int rounds)
+#endif
+ {
+ RC5_32_INT L[64],l,ll,A,B,*S,k;
+ int i,j,m,c,t,ii,jj;
+
+ if ( (rounds != RC5_16_ROUNDS) &&
+ (rounds != RC5_12_ROUNDS) &&
+ (rounds != RC5_8_ROUNDS))
+ rounds=RC5_16_ROUNDS;
+
+ key->rounds=rounds;
+ S= &(key->data[0]);
+ j=0;
+ for (i=0; i<=(len-8); i+=8)
+ {
+ c2l(data,l);
+ L[j++]=l;
+ c2l(data,l);
+ L[j++]=l;
+ }
+ ii=len-i;
+ if (ii)
+ {
+ k=len&0x07;
+ c2ln(data,l,ll,k);
+ L[j+0]=l;
+ L[j+1]=ll;
+ }
+
+ c=(len+3)/4;
+ t=(rounds+1)*2;
+ S[0]=RC5_32_P;
+ for (i=1; i<t; i++)
+ S[i]=(S[i-1]+RC5_32_Q)&RC5_32_MASK;
+
+ j=(t>c)?t:c;
+ j*=3;
+ ii=jj=0;
+ A=B=0;
+ for (i=0; i<j; i++)
+ {
+ k=(S[ii]+A+B)&RC5_32_MASK;
+ A=S[ii]=ROTATE_l32(k,3);
+ m=(int)(A+B);
+ k=(L[jj]+A+B)&RC5_32_MASK;
+ B=L[jj]=ROTATE_l32(k,m);
+ if (++ii >= t) ii=0;
+ if (++jj >= c) jj=0;
+ }
+ }
+