Moved big horrible table to a separate header.

diff --git a/rc2-tab.h b/rc2-tab.h
new file mode 100644 (file)
index 0000000..f08adba
--- /dev/null
+++ b/rc2-tab.h
@@ -0,0 +1,88 @@
+/* -*-c-*-
+ *
+ * $Id: rc2-tab.h,v 1.1 2001/04/29 17:39:52 mdw Exp $
+ *
+ * Substitution table for RC2
+ *
+ * (c) 2001 Straylight/Edgeware
+ */
+
+/*----- Licensing notice --------------------------------------------------* 
+ *
+ * This file is part of Catacomb.
+ *
+ * Catacomb is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ * 
+ * Catacomb is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Library General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Library General Public
+ * License along with Catacomb; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+/*----- Revision history --------------------------------------------------* 
+ *
+ * $Log: rc2-tab.h,v $
+ * Revision 1.1  2001/04/29 17:39:52  mdw
+ * Moved big horrible table to a separate header.
+ *
+ */
+
+#ifndef CATACOMB_RC2_TAB_H
+#define CATACOMB_RC2_TAB_H
+
+#ifdef __cplusplus
+  extern "C" {
+#endif
+
+/*----- S-box table -------------------------------------------------------*/
+
+#define RC2_PI {                                                       \
+  0xd9,        0x78, 0xf9, 0xc4, 0x19, 0xdd, 0xb5, 0xed,                       \
+  0x28,        0xe9, 0xfd, 0x79, 0x4a, 0xa0, 0xd8, 0x9d,                       \
+  0xc6,        0x7e, 0x37, 0x83, 0x2b, 0x76, 0x53, 0x8e,                       \
+  0x62,        0x4c, 0x64, 0x88, 0x44, 0x8b, 0xfb, 0xa2,                       \
+  0x17,        0x9a, 0x59, 0xf5, 0x87, 0xb3, 0x4f, 0x13,                       \
+  0x61,        0x45, 0x6d, 0x8d, 0x09, 0x81, 0x7d, 0x32,                       \
+  0xbd,        0x8f, 0x40, 0xeb, 0x86, 0xb7, 0x7b, 0x0b,                       \
+  0xf0,        0x95, 0x21, 0x22, 0x5c, 0x6b, 0x4e, 0x82,                       \
+  0x54,        0xd6, 0x65, 0x93, 0xce, 0x60, 0xb2, 0x1c,                       \
+  0x73,        0x56, 0xc0, 0x14, 0xa7, 0x8c, 0xf1, 0xdc,                       \
+  0x12,        0x75, 0xca, 0x1f, 0x3b, 0xbe, 0xe4, 0xd1,                       \
+  0x42,        0x3d, 0xd4, 0x30, 0xa3, 0x3c, 0xb6, 0x26,                       \
+  0x6f,        0xbf, 0x0e, 0xda, 0x46, 0x69, 0x07, 0x57,                       \
+  0x27,        0xf2, 0x1d, 0x9b, 0xbc, 0x94, 0x43, 0x03,                       \
+  0xf8,        0x11, 0xc7, 0xf6, 0x90, 0xef, 0x3e, 0xe7,                       \
+  0x06,        0xc3, 0xd5, 0x2f, 0xc8, 0x66, 0x1e, 0xd7,                       \
+  0x08,        0xe8, 0xea, 0xde, 0x80, 0x52, 0xee, 0xf7,                       \
+  0x84,        0xaa, 0x72, 0xac, 0x35, 0x4d, 0x6a, 0x2a,                       \
+  0x96,        0x1a, 0xd2, 0x71, 0x5a, 0x15, 0x49, 0x74,                       \
+  0x4b,        0x9f, 0xd0, 0x5e, 0x04, 0x18, 0xa4, 0xec,                       \
+  0xc2,        0xe0, 0x41, 0x6e, 0x0f, 0x51, 0xcb, 0xcc,                       \
+  0x24,        0x91, 0xaf, 0x50, 0xa1, 0xf4, 0x70, 0x39,                       \
+  0x99,        0x7c, 0x3a, 0x85, 0x23, 0xb8, 0xb4, 0x7a,                       \
+  0xfc,        0x02, 0x36, 0x5b, 0x25, 0x55, 0x97, 0x31,                       \
+  0x2d,        0x5d, 0xfa, 0x98, 0xe3, 0x8a, 0x92, 0xae,                       \
+  0x05,        0xdf, 0x29, 0x10, 0x67, 0x6c, 0xba, 0xc9,                       \
+  0xd3,        0x00, 0xe6, 0xcf, 0xe1, 0x9e, 0xa8, 0x2c,                       \
+  0x63,        0x16, 0x01, 0x3f, 0x58, 0xe2, 0x89, 0xa9,                       \
+  0x0d,        0x38, 0x34, 0x1b, 0xab, 0x33, 0xff, 0xb0,                       \
+  0xbb,        0x48, 0x0c, 0x5f, 0xb9, 0xb1, 0xcd, 0x2e,                       \
+  0xc5,        0xf3, 0xdb, 0x47, 0xe5, 0xa5, 0x9c, 0x77,                       \
+  0x0a,        0xa6, 0x20, 0x68, 0xfe, 0x7f, 0xc1, 0xad                        \
+}
+
+/*----- That's all, folks -------------------------------------------------*/
+
+#ifdef __cplusplus
+  }
+#endif
+
+#endif

diff --git a/rc2.c b/rc2.c
index 9ced44c..be158f8 100644 (file)
--- a/rc2.c
+++ b/rc2.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: rc2.c,v 1.1 2000/06/17 11:54:34 mdw Exp $
+ * $Id: rc2.c,v 1.2 2001/04/29 17:39:52 mdw Exp $
  *
  * The RC2 block cipher
  *
@@ -30,6 +30,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: rc2.c,v $
+ * Revision 1.2  2001/04/29 17:39:52  mdw
+ * Moved big horrible table to a separate header.
+ *
  * Revision 1.1  2000/06/17 11:54:34  mdw
  * New cipher.
  *
@@ -46,6 +49,7 @@
 #include "gcipher.h"
 #include "paranoia.h"
 #include "rc2.h"
+#include "rc2-tab.h"
 
 /*----- Global variables --------------------------------------------------*/
 
@@ -53,40 +57,7 @@ const octet rc2_keysz[] = { KSZ_RANGE, RC2_KEYSZ, 1, 128, 1 };
 
 /*----- Important tables --------------------------------------------------*/
 
-static const octet pi[] = {
-  0xd9,        0x78, 0xf9, 0xc4, 0x19, 0xdd, 0xb5, 0xed,
-  0x28,        0xe9, 0xfd, 0x79, 0x4a, 0xa0, 0xd8, 0x9d,
-  0xc6,        0x7e, 0x37, 0x83, 0x2b, 0x76, 0x53, 0x8e,
-  0x62,        0x4c, 0x64, 0x88, 0x44, 0x8b, 0xfb, 0xa2,
-  0x17,        0x9a, 0x59, 0xf5, 0x87, 0xb3, 0x4f, 0x13,
-  0x61,        0x45, 0x6d, 0x8d, 0x09, 0x81, 0x7d, 0x32,
-  0xbd,        0x8f, 0x40, 0xeb, 0x86, 0xb7, 0x7b, 0x0b,
-  0xf0,        0x95, 0x21, 0x22, 0x5c, 0x6b, 0x4e, 0x82,
-  0x54,        0xd6, 0x65, 0x93, 0xce, 0x60, 0xb2, 0x1c,
-  0x73,        0x56, 0xc0, 0x14, 0xa7, 0x8c, 0xf1, 0xdc,
-  0x12,        0x75, 0xca, 0x1f, 0x3b, 0xbe, 0xe4, 0xd1,
-  0x42,        0x3d, 0xd4, 0x30, 0xa3, 0x3c, 0xb6, 0x26,
-  0x6f,        0xbf, 0x0e, 0xda, 0x46, 0x69, 0x07, 0x57,
-  0x27,        0xf2, 0x1d, 0x9b, 0xbc, 0x94, 0x43, 0x03,
-  0xf8,        0x11, 0xc7, 0xf6, 0x90, 0xef, 0x3e, 0xe7,
-  0x06,        0xc3, 0xd5, 0x2f, 0xc8, 0x66, 0x1e, 0xd7,
-  0x08,        0xe8, 0xea, 0xde, 0x80, 0x52, 0xee, 0xf7,
-  0x84,        0xaa, 0x72, 0xac, 0x35, 0x4d, 0x6a, 0x2a,
-  0x96,        0x1a, 0xd2, 0x71, 0x5a, 0x15, 0x49, 0x74,
-  0x4b,        0x9f, 0xd0, 0x5e, 0x04, 0x18, 0xa4, 0xec,
-  0xc2,        0xe0, 0x41, 0x6e, 0x0f, 0x51, 0xcb, 0xcc,
-  0x24,        0x91, 0xaf, 0x50, 0xa1, 0xf4, 0x70, 0x39,
-  0x99,        0x7c, 0x3a, 0x85, 0x23, 0xb8, 0xb4, 0x7a,
-  0xfc,        0x02, 0x36, 0x5b, 0x25, 0x55, 0x97, 0x31,
-  0x2d,        0x5d, 0xfa, 0x98, 0xe3, 0x8a, 0x92, 0xae,
-  0x05,        0xdf, 0x29, 0x10, 0x67, 0x6c, 0xba, 0xc9,
-  0xd3,        0x00, 0xe6, 0xcf, 0xe1, 0x9e, 0xa8, 0x2c,
-  0x63,        0x16, 0x01, 0x3f, 0x58, 0xe2, 0x89, 0xa9,
-  0x0d,        0x38, 0x34, 0x1b, 0xab, 0x33, 0xff, 0xb0,
-  0xbb,        0x48, 0x0c, 0x5f, 0xb9, 0xb1, 0xcd, 0x2e,
-  0xc5,        0xf3, 0xdb, 0x47, 0xe5, 0xa5, 0x9c, 0x77,
-  0x0a,        0xa6, 0x20, 0x68, 0xfe, 0x7f, 0xc1, 0xad
-};
+static const octet pi[256] = RC2_PI;
 
 /*----- Main code ---------------------------------------------------------*/