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authorParménides GV <parmegv@sdf.org>2014-04-08 11:38:09 +0200
committerParménides GV <parmegv@sdf.org>2014-04-08 11:43:27 +0200
commit5fc5d37330d3535a0f421632694d1e7918fc22d7 (patch)
tree1aad0c286e58962c8895854907e530b9bc9bce5a /app/openssl/crypto/bf/bf_ofb64.c
parentc206a91d320995f37f8abb33188bfd384249da3d (diff)
Compiles correctly: app/build-native + gradle.
Diffstat (limited to 'app/openssl/crypto/bf/bf_ofb64.c')
-rw-r--r--app/openssl/crypto/bf/bf_ofb64.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/app/openssl/crypto/bf/bf_ofb64.c b/app/openssl/crypto/bf/bf_ofb64.c
new file mode 100644
index 00000000..f2a9ff6e
--- /dev/null
+++ b/app/openssl/crypto/bf/bf_ofb64.c
@@ -0,0 +1,110 @@
+/* crypto/bf/bf_ofb64.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/blowfish.h>
+#include "bf_locl.h"
+
+/* The input and output encrypted as though 64bit ofb mode is being
+ * used. The extra state information to record how much of the
+ * 64bit block we have used is contained in *num;
+ */
+void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length,
+ const BF_KEY *schedule, unsigned char *ivec, int *num)
+ {
+ register BF_LONG v0,v1,t;
+ register int n= *num;
+ register long l=length;
+ unsigned char d[8];
+ register char *dp;
+ BF_LONG ti[2];
+ unsigned char *iv;
+ int save=0;
+
+ iv=(unsigned char *)ivec;
+ n2l(iv,v0);
+ n2l(iv,v1);
+ ti[0]=v0;
+ ti[1]=v1;
+ dp=(char *)d;
+ l2n(v0,dp);
+ l2n(v1,dp);
+ while (l--)
+ {
+ if (n == 0)
+ {
+ BF_encrypt((BF_LONG *)ti,schedule);
+ dp=(char *)d;
+ t=ti[0]; l2n(t,dp);
+ t=ti[1]; l2n(t,dp);
+ save++;
+ }
+ *(out++)= *(in++)^d[n];
+ n=(n+1)&0x07;
+ }
+ if (save)
+ {
+ v0=ti[0];
+ v1=ti[1];
+ iv=(unsigned char *)ivec;
+ l2n(v0,iv);
+ l2n(v1,iv);
+ }
+ t=v0=v1=ti[0]=ti[1]=0;
+ *num=n;
+ }
+