Import of old SSLeay release: SSLeay 0.8.1b

12 files changed, 1656 insertions, 0 deletions

diff --git a/crypto/rc2/Makefile.ssl b/crypto/rc2/Makefile.ssl
new file mode 100644
index 0000000000..c5138f13e2
--- /dev/null
+++ b/crypto/rc2/Makefile.ssl
@@ -0,0 +1,80 @@
+#
+# SSLeay/crypto/rc2/Makefile
+#
+
+DIR=	rc2
+TOP=	../..
+CC=	cc
+INCLUDES=
+CFLAG=-g
+INSTALLTOP=/usr/local/ssl
+MAKE=		make -f Makefile.ssl
+MAKEDEPEND=	makedepend -f Makefile.ssl
+MAKEFILE=	Makefile.ssl
+AR=		ar r
+
+CFLAGS= $(INCLUDES) $(CFLAG)
+
+GENERAL=Makefile
+TEST=rc2test.c
+APPS=
+
+LIB=$(TOP)/libcrypto.a
+LIBSRC=rc2_ecb.c rc2_skey.c rc2_cbc.c rc2cfb64.c rc2ofb64.c
+LIBOBJ=rc2_ecb.o rc2_skey.o rc2_cbc.o rc2cfb64.o rc2ofb64.o
+
+SRC= $(LIBSRC)
+
+EXHEADER= rc2.h
+HEADER=	rc2_locl.h $(EXHEADER)
+
+ALL=    $(GENERAL) $(SRC) $(HEADER)
+
+top:
+	(cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
+
+all:	lib
+
+lib:	$(LIBOBJ)
+	$(AR) $(LIB) $(LIBOBJ)
+	sh $(TOP)/util/ranlib.sh $(LIB)
+	@touch lib
+
+files:
+	perl $(TOP)/util/files.pl Makefile.ssl >> $(TOP)/MINFO
+
+links:
+	/bin/rm -f Makefile
+	$(TOP)/util/point.sh Makefile.ssl Makefile ;
+	$(TOP)/util/mklink.sh ../../include $(EXHEADER)
+	$(TOP)/util/mklink.sh ../../test $(TEST)
+	$(TOP)/util/mklink.sh ../../apps $(APPS)
+
+install:
+	@for i in $(EXHEADER) ; \
+	do  \
+	(cp $$i $(INSTALLTOP)/include/$$i; \
+	chmod 644 $(INSTALLTOP)/include/$$i ); \
+	done;
+
+tags:
+	ctags $(SRC)
+
+tests:
+
+lint:
+	lint -DLINT $(INCLUDES) $(SRC)>fluff
+
+depend:
+	$(MAKEDEPEND) $(INCLUDES) $(PROGS) $(LIBSRC)
+
+dclean:
+	perl -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
+	mv -f Makefile.new $(MAKEFILE)
+
+clean:
+	/bin/rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
+
+errors:
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
diff --git a/crypto/rc2/rc2.h b/crypto/rc2/rc2.h
new file mode 100644
index 0000000000..0903417fc3
--- /dev/null
+++ b/crypto/rc2/rc2.h
@@ -0,0 +1,116 @@
+/* crypto/rc2/rc2.org */
+/* Copyright (C) 1995-1997 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.]
+ */
+
+/* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING 
+ *
+ * Always modify rc2.org since rc2.h is automatically generated from
+ * it during SSLeay configuration.
+ *
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ */
+
+#ifndef HEADER_RC2_H
+#define HEADER_RC2_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#define RC2_ENCRYPT	1
+#define RC2_DECRYPT	0
+
+/* I need to put in a mod for the alpha - eay */
+#define RC2_INT unsigned int
+
+#define RC2_BLOCK	8
+#define RC2_KEY_LENGTH	16
+
+typedef struct rc2_key_st
+	{
+	RC2_INT data[64];
+	} RC2_KEY;
+
+#ifndef NOPROTO
+ 
+void RC2_set_key(RC2_KEY *key, int len, unsigned char *data,int bits);
+void RC2_ecb_encrypt(unsigned char *in,unsigned char *out,RC2_KEY *key,
+	int enc);
+void RC2_encrypt(unsigned long *data,RC2_KEY *key,int enc);
+void RC2_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *ks, unsigned char *iv, int enc);
+void RC2_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *schedule, unsigned char *ivec, int *num, int enc);
+void RC2_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *schedule, unsigned char *ivec, int *num);
+
+#else
+
+void RC2_set_key();
+void RC2_ecb_encrypt();
+void RC2_encrypt();
+void RC2_cbc_encrypt();
+void RC2_cfb64_encrypt();
+void RC2_ofb64_encrypt();
+
+#endif
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
diff --git a/crypto/rc2/rc2.org b/crypto/rc2/rc2.org
new file mode 100644
index 0000000000..af9310f13e
--- /dev/null
+++ b/crypto/rc2/rc2.org
@@ -0,0 +1,116 @@
+/* crypto/rc2/rc2.org */
+/* Copyright (C) 1995-1997 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.]
+ */
+
+/* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING 
+ *
+ * Always modify rc2.org since rc2.h is automatically generated from
+ * it during SSLeay configuration.
+ *
+ * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+ */
+
+#ifndef HEADER_RC2_H
+#define HEADER_RC2_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#define RC2_ENCRYPT	1
+#define RC2_DECRYPT	0
+
+/* I need to put in a mod for the alpha - eay */
+#define RC2_INT unsigned short
+
+#define RC2_BLOCK	8
+#define RC2_KEY_LENGTH	16
+
+typedef struct rc2_key_st
+	{
+	RC2_INT data[64];
+	} RC2_KEY;
+
+#ifndef NOPROTO
+ 
+void RC2_set_key(RC2_KEY *key, int len, unsigned char *data,int bits);
+void RC2_ecb_encrypt(unsigned char *in,unsigned char *out,RC2_KEY *key,
+	int enc);
+void RC2_encrypt(unsigned long *data,RC2_KEY *key,int enc);
+void RC2_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *ks, unsigned char *iv, int enc);
+void RC2_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *schedule, unsigned char *ivec, int *num, int enc);
+void RC2_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
+	RC2_KEY *schedule, unsigned char *ivec, int *num);
+
+#else
+
+void RC2_set_key();
+void RC2_ecb_encrypt();
+void RC2_encrypt();
+void RC2_cbc_encrypt();
+void RC2_cfb64_encrypt();
+void RC2_ofb64_encrypt();
+
+#endif
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
diff --git a/crypto/rc2/rc2_cbc.c b/crypto/rc2/rc2_cbc.c
new file mode 100644
index 0000000000..24e7759357
--- /dev/null
+++ b/crypto/rc2/rc2_cbc.c
@@ -0,0 +1,140 @@
+/* crypto/rc2/rc2_cbc.c */
+/* Copyright (C) 1995-1997 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 "rc2.h"
+#include "rc2_locl.h"
+
+void RC2_cbc_encrypt(in, out, length, ks, iv, encrypt)
+unsigned char *in;
+unsigned char *out;
+long length;
+RC2_KEY *ks;
+unsigned char *iv;
+int encrypt;
+	{
+	register unsigned long tin0,tin1;
+	register unsigned long tout0,tout1,xor0,xor1;
+	register long l=length;
+	unsigned long tin[2];
+
+	if (encrypt)
+		{
+		c2l(iv,tout0);
+		c2l(iv,tout1);
+		iv-=8;
+		for (l-=8; l>=0; l-=8)
+			{
+			c2l(in,tin0);
+			c2l(in,tin1);
+			tin0^=tout0;
+			tin1^=tout1;
+			tin[0]=tin0;
+			tin[1]=tin1;
+			RC2_encrypt(tin,ks,RC2_ENCRYPT);
+			tout0=tin[0]; l2c(tout0,out);
+			tout1=tin[1]; l2c(tout1,out);
+			}
+		if (l != -8)
+			{
+			c2ln(in,tin0,tin1,l+8);
+			tin0^=tout0;
+			tin1^=tout1;
+			tin[0]=tin0;
+			tin[1]=tin1;
+			RC2_encrypt(tin,ks,RC2_ENCRYPT);
+			tout0=tin[0]; l2c(tout0,out);
+			tout1=tin[1]; l2c(tout1,out);
+			}
+		l2c(tout0,iv);
+		l2c(tout1,iv);
+		}
+	else
+		{
+		c2l(iv,xor0);
+		c2l(iv,xor1);
+		iv-=8;
+		for (l-=8; l>=0; l-=8)
+			{
+			c2l(in,tin0); tin[0]=tin0;
+			c2l(in,tin1); tin[1]=tin1;
+			RC2_encrypt(tin,ks,RC2_DECRYPT);
+			tout0=tin[0]^xor0;
+			tout1=tin[1]^xor1;
+			l2c(tout0,out);
+			l2c(tout1,out);
+			xor0=tin0;
+			xor1=tin1;
+			}
+		if (l != -8)
+			{
+			c2l(in,tin0); tin[0]=tin0;
+			c2l(in,tin1); tin[1]=tin1;
+			RC2_encrypt(tin,ks,RC2_DECRYPT);
+			tout0=tin[0]^xor0;
+			tout1=tin[1]^xor1;
+			l2cn(tout0,tout1,out,l+8);
+			xor0=tin0;
+			xor1=tin1;
+			}
+		l2c(xor0,iv);
+		l2c(xor1,iv);
+		}
+	tin0=tin1=tout0=tout1=xor0=xor1=0;
+	tin[0]=tin[1]=0;
+	}
+
diff --git a/crypto/rc2/rc2_ecb.c b/crypto/rc2/rc2_ecb.c
new file mode 100644
index 0000000000..65b5d3536a
--- /dev/null
+++ b/crypto/rc2/rc2_ecb.c
@@ -0,0 +1,163 @@
+/* crypto/rc2/rc2_ecb.c */
+/* Copyright (C) 1995-1997 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 "rc2.h"
+#include "rc2_locl.h"
+
+char *RC2_version="RC2 part of SSLeay 0.8.1b 29-Jun-1998";
+
+/* RC2 as implemented frm a posting from
+ * Newsgroups: sci.crypt
+ * Sender: pgut01@cs.auckland.ac.nz (Peter Gutmann)
+ * Subject: Specification for Ron Rivests Cipher No.2
+ * Message-ID: <4fk39f$f70@net.auckland.ac.nz>
+ * Date: 11 Feb 1996 06:45:03 GMT
+ */
+
+void RC2_ecb_encrypt(in, out, ks, encrypt)
+unsigned char *in;
+unsigned char *out;
+RC2_KEY *ks;
+int encrypt;
+	{
+	unsigned long l,d[2];
+
+	c2l(in,l); d[0]=l;
+	c2l(in,l); d[1]=l;
+	RC2_encrypt(d,ks,encrypt);
+	l=d[0]; l2c(l,out);
+	l=d[1]; l2c(l,out);
+	l=d[0]=d[1]=0;
+	}
+
+void RC2_encrypt(d,key,encrypt)
+unsigned long *d;
+RC2_KEY *key;
+int encrypt;
+	{
+	int i,n;
+	register RC2_INT *p0,*p1;
+	register RC2_INT x0,x1,x2,x3,t;
+	unsigned long l;
+
+	l=d[0];
+	x0=(RC2_INT)l&0xffff;
+	x1=(RC2_INT)(l>>16L);
+	l=d[1];
+	x2=(RC2_INT)l&0xffff;
+	x3=(RC2_INT)(l>>16L);
+
+	n=3;
+	i=5;
+	if (encrypt)
+		{
+		p0=p1= &(key->data[0]);
+		for (;;)
+			{
+			t=(x0+(x1& ~x3)+(x2&x3)+ *(p0++))&0xffff;
+			x0=(t<<1)|(t>>15);
+			t=(x1+(x2& ~x0)+(x3&x0)+ *(p0++))&0xffff;
+			x1=(t<<2)|(t>>14);
+			t=(x2+(x3& ~x1)+(x0&x1)+ *(p0++))&0xffff;
+			x2=(t<<3)|(t>>13);
+			t=(x3+(x0& ~x2)+(x1&x2)+ *(p0++))&0xffff;
+			x3=(t<<5)|(t>>11);
+
+			if (--i == 0)
+				{
+				if (--n == 0) break;
+				i=(n == 2)?6:5;
+
+				x0+=p1[x3&0x3f];
+				x1+=p1[x0&0x3f];
+				x2+=p1[x1&0x3f];
+				x3+=p1[x2&0x3f];
+				}
+			}
+		}
+	else
+		{
+		p0= &(key->data[63]);
+		p1= &(key->data[0]);
+		for (;;)
+			{
+			t=((x3<<11)|(x3>>5))&0xffff;
+			x3=(t-(x0& ~x2)-(x1&x2)- *(p0--))&0xffff;
+			t=((x2<<13)|(x2>>3))&0xffff;
+			x2=(t-(x3& ~x1)-(x0&x1)- *(p0--))&0xffff;
+			t=((x1<<14)|(x1>>2))&0xffff;
+			x1=(t-(x2& ~x0)-(x3&x0)- *(p0--))&0xffff;
+			t=((x0<<15)|(x0>>1))&0xffff;
+			x0=(t-(x1& ~x3)-(x2&x3)- *(p0--))&0xffff;
+
+			if (--i == 0)
+				{
+				if (--n == 0) break;
+				i=(n == 2)?6:5;
+
+				x3=(x3-p1[x2&0x3f])&0xffff;
+				x2=(x2-p1[x1&0x3f])&0xffff;
+				x1=(x1-p1[x0&0x3f])&0xffff;
+				x0=(x0-p1[x3&0x3f])&0xffff;
+				}
+			}
+		}
+
+	d[0]=(unsigned long)(x0&0xffff)|((unsigned long)(x1&0xffff)<<16L);
+	d[1]=(unsigned long)(x2&0xffff)|((unsigned long)(x3&0xffff)<<16L);
+	}
diff --git a/crypto/rc2/rc2_locl.h b/crypto/rc2/rc2_locl.h
new file mode 100644
index 0000000000..05f45b0573
--- /dev/null
+++ b/crypto/rc2/rc2_locl.h
@@ -0,0 +1,146 @@
+/* crypto/rc2/rc2_locl.h */
+/* Copyright (C) 1995-1997 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.]
+ */
+
+#undef c2l
+#define c2l(c,l)	(l =((unsigned long)(*((c)++)))    , \
+			 l|=((unsigned long)(*((c)++)))<< 8L, \
+			 l|=((unsigned long)(*((c)++)))<<16L, \
+			 l|=((unsigned long)(*((c)++)))<<24L)
+
+/* NOTE - c is not incremented as per c2l */
+#undef c2ln
+#define c2ln(c,l1,l2,n)	{ \
+			c+=n; \
+			l1=l2=0; \
+			switch (n) { \
+			case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
+			case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
+			case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
+			case 5: l2|=((unsigned long)(*(--(c))));     \
+			case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
+			case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
+			case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
+			case 1: l1|=((unsigned long)(*(--(c))));     \
+				} \
+			}
+
+#undef l2c
+#define l2c(l,c)	(*((c)++)=(unsigned char)(((l)     )&0xff), \
+			 *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>>24L)&0xff))
+
+/* NOTE - c is not incremented as per l2c */
+#undef l2cn
+#define l2cn(l1,l2,c,n)	{ \
+			c+=n; \
+			switch (n) { \
+			case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
+			case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
+			case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
+			case 5: *(--(c))=(unsigned char)(((l2)     )&0xff); \
+			case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
+			case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
+			case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
+			case 1: *(--(c))=(unsigned char)(((l1)     )&0xff); \
+				} \
+			}
+
+/* NOTE - c is not incremented as per n2l */
+#define n2ln(c,l1,l2,n)	{ \
+			c+=n; \
+			l1=l2=0; \
+			switch (n) { \
+			case 8: l2 =((unsigned long)(*(--(c))))    ; \
+			case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
+			case 6: l2|=((unsigned long)(*(--(c))))<<16; \
+			case 5: l2|=((unsigned long)(*(--(c))))<<24; \
+			case 4: l1 =((unsigned long)(*(--(c))))    ; \
+			case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
+			case 2: l1|=((unsigned long)(*(--(c))))<<16; \
+			case 1: l1|=((unsigned long)(*(--(c))))<<24; \
+				} \
+			}
+
+/* NOTE - c is not incremented as per l2n */
+#define l2nn(l1,l2,c,n)	{ \
+			c+=n; \
+			switch (n) { \
+			case 8: *(--(c))=(unsigned char)(((l2)    )&0xff); \
+			case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
+			case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
+			case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
+			case 4: *(--(c))=(unsigned char)(((l1)    )&0xff); \
+			case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
+			case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
+			case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
+				} \
+			}
+
+#undef n2l
+#define n2l(c,l)        (l =((unsigned long)(*((c)++)))<<24L, \
+                         l|=((unsigned long)(*((c)++)))<<16L, \
+                         l|=((unsigned long)(*((c)++)))<< 8L, \
+                         l|=((unsigned long)(*((c)++))))
+
+#undef l2n
+#define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
+                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
+                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
+                         *((c)++)=(unsigned char)(((l)     )&0xff))
+
diff --git a/crypto/rc2/rc2_skey.c b/crypto/rc2/rc2_skey.c
new file mode 100644
index 0000000000..cfc8a50cd9
--- /dev/null
+++ b/crypto/rc2/rc2_skey.c
@@ -0,0 +1,142 @@
+/* crypto/rc2/rc2_skey.c */
+/* Copyright (C) 1995-1997 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 "rc2.h"
+#include "rc2_locl.h"
+
+static unsigned char key_table[256]={
+	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,