diff options
author | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
---|---|---|
committer | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
commit | d02b48c63a58ea4367a0e905979f140b7d090f86 (patch) | |
tree | 504f62ed3d84799f785b9cd9fab255a21b0e1b0e /crypto/rc2 |
Import of old SSLeay release: SSLeay 0.8.1b
Diffstat (limited to 'crypto/rc2')
-rw-r--r-- | crypto/rc2/Makefile.ssl | 80 | ||||
-rw-r--r-- | crypto/rc2/rc2.h | 116 | ||||
-rw-r--r-- | crypto/rc2/rc2.org | 116 | ||||
-rw-r--r-- | crypto/rc2/rc2_cbc.c | 140 | ||||
-rw-r--r-- | crypto/rc2/rc2_ecb.c | 163 | ||||
-rw-r--r-- | crypto/rc2/rc2_locl.h | 146 | ||||
-rw-r--r-- | crypto/rc2/rc2_skey.c | 142 | ||||
-rw-r--r-- | crypto/rc2/rc2cfb64.c | 127 | ||||
-rw-r--r-- | crypto/rc2/rc2ofb64.c | 115 | ||||
-rw-r--r-- | crypto/rc2/rc2test.c | 270 | ||||
-rw-r--r-- | crypto/rc2/rrc2.doc | 219 | ||||
-rw-r--r-- | crypto/rc2/version | 22 |
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, + 0xbd,0x8f,0x40,0xeb,0x86,0xb7,0x7b,0x0b,0xf0,0x95,0x21,0x22, + 0x5c,0x6b,0x |