From d02b48c63a58ea4367a0e905979f140b7d090f86 Mon Sep 17 00:00:00 2001 From: "Ralf S. Engelschall" Date: Mon, 21 Dec 1998 10:52:47 +0000 Subject: Import of old SSLeay release: SSLeay 0.8.1b --- crypto/idea/Makefile.ssl | 80 ++++++++++++++++ crypto/idea/i_cbc.c | 140 ++++++++++++++++++++++++++++ crypto/idea/i_cfb64.c | 127 ++++++++++++++++++++++++++ crypto/idea/i_ecb.c | 138 ++++++++++++++++++++++++++++ crypto/idea/i_ofb64.c | 115 +++++++++++++++++++++++ crypto/idea/i_skey.c | 166 +++++++++++++++++++++++++++++++++ crypto/idea/idea.h | 116 ++++++++++++++++++++++++ crypto/idea/idea.org | 116 ++++++++++++++++++++++++ crypto/idea/idea_lcl.h | 197 ++++++++++++++++++++++++++++++++++++++++ crypto/idea/ideatest.c | 232 +++++++++++++++++++++++++++++++++++++++++++++++ crypto/idea/version | 12 +++ 11 files changed, 1439 insertions(+) create mode 100644 crypto/idea/Makefile.ssl create mode 100644 crypto/idea/i_cbc.c create mode 100644 crypto/idea/i_cfb64.c create mode 100644 crypto/idea/i_ecb.c create mode 100644 crypto/idea/i_ofb64.c create mode 100644 crypto/idea/i_skey.c create mode 100644 crypto/idea/idea.h create mode 100644 crypto/idea/idea.org create mode 100644 crypto/idea/idea_lcl.h create mode 100644 crypto/idea/ideatest.c create mode 100644 crypto/idea/version (limited to 'crypto/idea') diff --git a/crypto/idea/Makefile.ssl b/crypto/idea/Makefile.ssl new file mode 100644 index 0000000000..41b42ce03b --- /dev/null +++ b/crypto/idea/Makefile.ssl @@ -0,0 +1,80 @@ +# +# SSLeay/crypto/idea/Makefile +# + +DIR= idea +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) $(CFLAG) + +GENERAL=Makefile +TEST=ideatest.c +APPS= + +LIB=$(TOP)/libcrypto.a +LIBSRC=i_cbc.c i_cfb64.c i_ofb64.c i_ecb.c i_skey.c +LIBOBJ=i_cbc.o i_cfb64.o i_ofb64.o i_ecb.o i_skey.o + +SRC= $(LIBSRC) + +EXHEADER= idea.h +HEADER= idea_lcl.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/idea/i_cbc.c b/crypto/idea/i_cbc.c new file mode 100644 index 0000000000..d17e9f29e0 --- /dev/null +++ b/crypto/idea/i_cbc.c @@ -0,0 +1,140 @@ +/* crypto/idea/i_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 "idea.h" +#include "idea_lcl.h" + +void idea_cbc_encrypt(in, out, length, ks, iv, encrypt) +unsigned char *in; +unsigned char *out; +long length; +IDEA_KEY_SCHEDULE *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) + { + n2l(iv,tout0); + n2l(iv,tout1); + iv-=8; + for (l-=8; l>=0; l-=8) + { + n2l(in,tin0); + n2l(in,tin1); + tin0^=tout0; + tin1^=tout1; + tin[0]=tin0; + tin[1]=tin1; + idea_encrypt(tin,ks); + tout0=tin[0]; l2n(tout0,out); + tout1=tin[1]; l2n(tout1,out); + } + if (l != -8) + { + n2ln(in,tin0,tin1,l+8); + tin0^=tout0; + tin1^=tout1; + tin[0]=tin0; + tin[1]=tin1; + idea_encrypt(tin,ks); + tout0=tin[0]; l2n(tout0,out); + tout1=tin[1]; l2n(tout1,out); + } + l2n(tout0,iv); + l2n(tout1,iv); + } + else + { + n2l(iv,xor0); + n2l(iv,xor1); + iv-=8; + for (l-=8; l>=0; l-=8) + { + n2l(in,tin0); tin[0]=tin0; + n2l(in,tin1); tin[1]=tin1; + idea_encrypt(tin,ks); + tout0=tin[0]^xor0; + tout1=tin[1]^xor1; + l2n(tout0,out); + l2n(tout1,out); + xor0=tin0; + xor1=tin1; + } + if (l != -8) + { + n2l(in,tin0); tin[0]=tin0; + n2l(in,tin1); tin[1]=tin1; + idea_encrypt(tin,ks); + tout0=tin[0]^xor0; + tout1=tin[1]^xor1; + l2nn(tout0,tout1,out,l+8); + xor0=tin0; + xor1=tin1; + } + l2n(xor0,iv); + l2n(xor1,iv); + } + tin0=tin1=tout0=tout1=xor0=xor1=0; + tin[0]=tin[1]=0; + } + diff --git a/crypto/idea/i_cfb64.c b/crypto/idea/i_cfb64.c new file mode 100644 index 0000000000..366f2d19cf --- /dev/null +++ b/crypto/idea/i_cfb64.c @@ -0,0 +1,127 @@ +/* crypto/idea/i_cfb64.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 "idea.h" +#include "idea_lcl.h" + +/* The input and output encrypted as though 64bit cfb mode is being + * used. The extra state information to record how much of the + * 64bit block we have used is contained in *num; + */ + +void idea_cfb64_encrypt(in, out, length, schedule, ivec, num, encrypt) +unsigned char *in; +unsigned char *out; +long length; +IDEA_KEY_SCHEDULE *schedule; +unsigned char *ivec; +int *num; +int encrypt; + { + register unsigned long v0,v1,t; + register int n= *num; + register long l=length; + unsigned long ti[2]; + unsigned char *iv,c,cc; + + iv=(unsigned char *)ivec; + if (encrypt) + { + while (l--) + { + if (n == 0) + { + n2l(iv,v0); ti[0]=v0; + n2l(iv,v1); ti[1]=v1; + idea_encrypt((unsigned long *)ti,schedule); + iv=(unsigned char *)ivec; + t=ti[0]; l2n(t,iv); + t=ti[1]; l2n(t,iv); + iv=(unsigned char *)ivec; + } + c= *(in++)^iv[n]; + *(out++)=c; + iv[n]=c; + n=(n+1)&0x07; + } + } + else + { + while (l--) + { + if (n == 0) + { + n2l(iv,v0); ti[0]=v0; + n2l(iv,v1); ti[1]=v1; + idea_encrypt((unsigned long *)ti,schedule); + iv=(unsigned char *)ivec; + t=ti[0]; l2n(t,iv); + t=ti[1]; l2n(t,iv); + iv=(unsigned char *)ivec; + } + cc= *(in++); + c=iv[n]; + iv[n]=cc; + *(out++)=c^cc; + n=(n+1)&0x07; + } + } + v0=v1=ti[0]=ti[1]=t=c=cc=0; + *num=n; + } + diff --git a/crypto/idea/i_ecb.c b/crypto/idea/i_ecb.c new file mode 100644 index 0000000000..b3b694b0c6 --- /dev/null +++ b/crypto/idea/i_ecb.c @@ -0,0 +1,138 @@ +/* crypto/idea/i_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 "idea.h" +#include "idea_lcl.h" + +char *IDEA_version="IDEA part of SSLeay 0.8.1b 29-Jun-1998"; + +char *idea_options() + { + if (sizeof(short) != sizeof(IDEA_INT)) + return("idea(int)"); + else + return("idea(short)"); + } + +void idea_ecb_encrypt(in, out, ks) +unsigned char *in; +unsigned char *out; +IDEA_KEY_SCHEDULE *ks; + { + unsigned long l0,l1,d[2]; + + n2l(in,l0); d[0]=l0; + n2l(in,l1); d[1]=l1; + idea_encrypt(d,ks); + l0=d[0]; l2n(l0,out); + l1=d[1]; l2n(l1,out); + l0=l1=d[0]=d[1]=0; + } + +void idea_encrypt(d,key) +unsigned long *d; +IDEA_KEY_SCHEDULE *key; + { + int i; + register IDEA_INT *p; + register unsigned long x1,x2,x3,x4,t0,t1,ul; + + x2=d[0]; + x1=(x2>>16); + x4=d[1]; + x3=(x4>>16); + + p= &(key->data[0][0]); + for (i=0; i<8; i++) + { + x1&=0xffff; + idea_mul(x1,x1,*p,ul); p++; + + x2+= *(p++); + x3+= *(p++); + + x4&=0xffff; + idea_mul(x4,x4,*p,ul); p++; + + t0=(x1^x3)&0xffff; + idea_mul(t0,t0,*p,ul); p++; + + t1=(t0+(x2^x4))&0xffff; + idea_mul(t1,t1,*p,ul); p++; + + t0+=t1; + + x1^=t1; + x4^=t0; + ul=x2^t0; /* do the swap to x3 */ + x2=x3^t1; + x3=ul; + } + + x1&=0xffff; + idea_mul(x1,x1,*p,ul); p++; + + t0= x3+ *(p++); + t1= x2+ *(p++); + + x4&=0xffff; + idea_mul(x4,x4,*p,ul); + + d[0]=(t0&0xffff)|((x1&0xffff)<<16); + d[1]=(x4&0xffff)|((t1&0xffff)<<16); + } diff --git a/crypto/idea/i_ofb64.c b/crypto/idea/i_ofb64.c new file mode 100644 index 0000000000..43a9584a37 --- /dev/null +++ b/crypto/idea/i_ofb64.c @@ -0,0 +1,115 @@ +/* crypto/idea/i_ofb64.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 "idea.h" +#include "idea_lcl.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 idea_ofb64_encrypt(in, out, length, schedule, ivec, num) +unsigned char *in; +unsigned char *out; +long length; +IDEA_KEY_SCHEDULE *schedule; +unsigned char *ivec; +int *num; + { + register unsigned long v0,v1,t; + register int n= *num; + register long l=length; + unsigned char d[8]; + register char *dp; + unsigned 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) + { + idea_encrypt((unsigned 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; + } + diff --git a/crypto/idea/i_skey.c b/crypto/idea/i_skey.c new file mode 100644 index 0000000000..fcbdb691e2 --- /dev/null +++ b/crypto/idea/i_skey.c @@ -0,0 +1,166 @@ +/* crypto/idea/i_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 "idea.h" +#include "idea_lcl.h" + +#ifndef NOPROTO +static IDEA_INT inverse(unsigned int xin); +#else +static IDEA_INT inverse(); +#endif + +void idea_set_encrypt_key(key, ks) +unsigned char *key; +IDEA_KEY_SCHEDULE *ks; + { + int i; + register IDEA_INT *kt,*kf,r0,r1,r2; + + kt= &(ks->data[0][0]); + n2s(key,kt[0]); n2s(key,kt[1]); n2s(key,kt[2]); n2s(key,kt[3]); + n2s(key,kt[4]); n2s(key,kt[5]); n2s(key,kt[6]); n2s(key,kt[7]); + + kf=kt; + kt+=8; + for (i=0; i<6; i++) + { + r2= kf[1]; + r1= kf[2]; + *(kt++)= ((r2<<9) | (r1>>7))&0xffff; + r0= kf[3]; + *(kt++)= ((r1<<9) | (r0>>7))&0xffff; + r1= kf[4]; + *(kt++)= ((r0<<9) | (r1>>7))&0xffff; + r0= kf[5]; + *(kt++)= ((r1<<9) | (r0>>7))&0xffff; + r1= kf[6]; + *(kt++)= ((r0<<9) | (r1>>7))&0xffff; + r0= kf[7]; + *(kt++)= ((r1<<9) | (r0>>7))&0xffff; + r1= kf[0]; + if (i >= 5) break; + *(kt++)= ((r0<<9) | (r1>>7))&0xffff; + *(kt++)= ((r1<<9) | (r2>>7))&0xffff; + kf+=8; + } + } + +void idea_set_decrypt_key(ek, dk) +IDEA_KEY_SCHEDULE *ek; +IDEA_KEY_SCHEDULE *dk; + { + int r; + register IDEA_INT *fp,*tp,t; + + tp= &(dk->data[0][0]); + fp= &(ek->data[8][0]); + for (r=0; r<9; r++) + { + *(tp++)=inverse(fp[0]); + *(tp++)=((int)(0x10000L-fp[2])&0xffff); + *(tp++)=((int)(0x10000L-fp[1])&0xffff); + *(tp++)=inverse(fp[3]); + if (r == 8) break; + fp-=6; + *(tp++)=fp[4]; + *(tp++)=fp[5]; + } + + tp= &(dk->data[0][0]); + t=tp[1]; + tp[1]=tp[2]; + tp[2]=t; + + t=tp[49]; + tp[49]=tp[50]; + tp[50]=t; + } + +/* taken directly from the 'paper' I'll have a look at it later */ +static IDEA_INT inverse(xin) +unsigned int xin; + { + long n1,n2,q,r,b1,b2,t; + + if (xin == 0) + b2=0; + else + { + n1=0x10001; + n2=xin; + b2=1; + b1=0; + + do { + r=(n1%n2); + q=(n1-r)/n2; + if (r == 0) + { if (b2 < 0) b2=0x10001+b2; } + else + { + n1=n2; + n2=r; + t=b2; + b2=b1-q*b2; + b1=t; + } + } while (r != 0); + } + return((IDEA_INT)b2); + } diff --git a/crypto/idea/idea.h b/crypto/idea/idea.h new file mode 100644 index 0000000000..e0eb4e0d63 --- /dev/null +++ b/crypto/idea/idea.h @@ -0,0 +1,116 @@ +/* crypto/idea/idea.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 idea.org since idea.h is automatically generated from + * it during SSLeay configuration. + * + * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING + */ + + +#ifndef HEADER_IDEA_H +#define HEADER_IDEA_H + +#ifdef __cplusplus +extern "C" { +#endif + +#define IDEA_ENCRYPT 1 +#define IDEA_DECRYPT 0 + +#define IDEA_INT unsigned int +#define IDEA_BLOCK 8 +#define IDEA_KEY_LENGTH 16 + +typedef struct idea_key_st + { + IDEA_INT data[9][6]; + } IDEA_KEY_SCHEDULE; + +#ifndef NOPROTO +char *idea_options(void); +void idea_ecb_encrypt(unsigned char *in, unsigned char *out, + IDEA_KEY_SCHEDULE *ks); +void idea_set_encrypt_key(unsigned char *key, IDEA_KEY_SCHEDULE *ks); +void idea_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk); +void idea_cbc_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,int enc); +void idea_cfb64_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, + int *num,int enc); +void idea_ofb64_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, int *num); +void idea_encrypt(unsigned long *in, IDEA_KEY_SCHEDULE *ks); +#else +char *idea_options(); +void idea_ecb_encrypt(); +void idea_set_encrypt_key(); +void idea_set_decrypt_key(); +void idea_cbc_encrypt(); +void idea_cfb64_encrypt(); +void idea_ofb64_encrypt(); +void idea_encrypt(); +#endif + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/crypto/idea/idea.org b/crypto/idea/idea.org new file mode 100644 index 0000000000..e0eb4e0d63 --- /dev/null +++ b/crypto/idea/idea.org @@ -0,0 +1,116 @@ +/* crypto/idea/idea.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 idea.org since idea.h is automatically generated from + * it during SSLeay configuration. + * + * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING + */ + + +#ifndef HEADER_IDEA_H +#define HEADER_IDEA_H + +#ifdef __cplusplus +extern "C" { +#endif + +#define IDEA_ENCRYPT 1 +#define IDEA_DECRYPT 0 + +#define IDEA_INT unsigned int +#define IDEA_BLOCK 8 +#define IDEA_KEY_LENGTH 16 + +typedef struct idea_key_st + { + IDEA_INT data[9][6]; + } IDEA_KEY_SCHEDULE; + +#ifndef NOPROTO +char *idea_options(void); +void idea_ecb_encrypt(unsigned char *in, unsigned char *out, + IDEA_KEY_SCHEDULE *ks); +void idea_set_encrypt_key(unsigned char *key, IDEA_KEY_SCHEDULE *ks); +void idea_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk); +void idea_cbc_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,int enc); +void idea_cfb64_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, + int *num,int enc); +void idea_ofb64_encrypt(unsigned char *in, unsigned char *out, + long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, int *num); +void idea_encrypt(unsigned long *in, IDEA_KEY_SCHEDULE *ks); +#else +char *idea_options(); +void idea_ecb_encrypt(); +void idea_set_encrypt_key(); +void idea_set_decrypt_key(); +void idea_cbc_encrypt(); +void idea_cfb64_encrypt(); +void idea_ofb64_encrypt(); +void idea_encrypt(); +#endif + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/crypto/idea/idea_lcl.h b/crypto/idea/idea_lcl.h new file mode 100644 index 0000000000..fcd007f2b4 --- /dev/null +++ b/crypto/idea/idea_lcl.h @@ -0,0 +1,197 @@ +/* crypto/idea/idea_lcl.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.] + */ + +/* The new form of this macro (check if the a*b == 0) was sugested by + * Colin Plumb */ +/* Removal of the inner if from from Wei Dai 24/4/96 */ +#define idea_mul(r,a,b,ul) \ +ul=(unsigned long)a*b; \ +if (ul != 0) \ + { \ + r=(ul&0xffff)-(ul>>16); \ + r-=((r)>>16); \ +/* if (r&0xffff0000L) r=(r+0x10001); */ \ + } \ +else \ + r=(-(int)a-b+1); /* assuming a or b is 0 and in range */ \ + +#ifdef undef +#define idea_mul(r,a,b,ul,sl) \ +if (a == 0) r=(0x10001-b)&0xffff; \ +else if (b == 0) r=(0x10001-a)&0xffff; \ +else { \ + ul=(unsigned long)a*b; \ + sl=(ul&0xffff)-(ul>>16); \ + if (sl <= 0) sl+=0x10001; \ + r=sl; \ + } +#endif + +/* 7/12/95 - Many thanks to Rhys Weatherley + * for pointing out that I was assuming little endian + * byte order for all quantities what idea + * actually used bigendian. No where in the spec does it mention + * this, it is all in terms of 16 bit numbers and even the example + * does not use byte streams for the input example :-(. + * If you byte swap each pair of input, keys and iv, the functions + * would produce the output as the old version :-(. + */ + +/* 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)) + +#undef s2n +#define s2n(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8L)&0xff)) + +#undef n2s +#define n2s(c,l) (l =((IDEA_INT)(*((c)++)))<< 8L, \ + l|=((IDEA_INT)(*((c)++))) ) + +#ifdef undef +/* NOTE - c is not incremented as per c2l */ +#define c2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c))))<<24; \ + case 7: l2|=((unsigned long)(*(--(c))))<<16; \ + case 6: l2|=((unsigned long)(*(--(c))))<< 8; \ + case 5: l2|=((unsigned long)(*(--(c)))); \ + case 4: l1 =((unsigned long)(*(--(c))))<<24; \ + case 3: l1|=((unsigned long)(*(--(c))))<<16; \ + case 2: l1|=((unsigned long)(*(--(c))))<< 8; \ + case 1: l1|=((unsigned long)(*(--(c)))); \ + } \ + } + +/* NOTE - c is not incremented as per l2c */ +#define l2cn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ + case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ + case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ + case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ + case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ + case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ + case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ + case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ + } \ + } + +#undef c2s +#define c2s(c,l) (l =((unsigned long)(*((c)++))) , \ + l|=((unsigned long)(*((c)++)))<< 8L) + +#undef s2c +#define s2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ + *((c)++)=(unsigned char)(((l)>> 8L)&0xff)) + +#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) + +#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)) +#endif diff --git a/crypto/idea/ideatest.c b/crypto/idea/ideatest.c new file mode 100644 index 0000000000..ee01ba5b2c --- /dev/null +++ b/crypto/idea/ideatest.c @@ -0,0 +1,232 @@ +/* crypto/idea/ideatest.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 +#include +#include +#include "idea.h" + +unsigned char k[16]={ + 0x00,0x01,0x00,0x02,0x00,0x03,0x00,0x04, + 0x00,0x05,0x00,0x06,0x00,0x07,0x00,0x08}; + +unsigned char in[8]={0x00,0x00,0x00,0x01,0x00,0x02,0x00,0x03}; +unsigned char c[8]={0x11,0xFB,0xED,0x2B,0x01,0x98,0x6D,0xE5}; +unsigned char out[80]; + +char *text="Hello to all people out there"; + +static unsigned char cfb_key[16]={ + 0xe1,0xf0,0xc3,0xd2,0xa5,0xb4,0x87,0x96, + 0x69,0x78,0x4b,0x5a,0x2d,0x3c,0x0f,0x1e, + }; +static unsigned char cfb_iv[80]={0x34,0x12,0x78,0x56,0xab,0x90,0xef,0xcd}; +static unsigned char cfb_buf1[40],cfb_buf2[40],cfb_tmp[8]; +#define CFB_TEST_SIZE 24 +static unsigned char plain[CFB_TEST_SIZE]= + { + 0x4e,0x6f,0x77,0x20,0x69,0x73, + 0x20,0x74,0x68,0x65,0x20,0x74, + 0x69,0x6d,0x65,0x20,0x66,0x6f, + 0x72,0x20,0x61,0x6c,0x6c,0x20 + }; +static unsigned char cfb_cipher64[CFB_TEST_SIZE]={ + 0x59,0xD8,0xE2,0x65,0x00,0x58,0x6C,0x3F, + 0x2C,0x17,0x25,0xD0,0x1A,0x38,0xB7,0x2A, + 0x39,0x61,0x37,0xDC,0x79,0xFB,0x9F,0x45 + +/* 0xF9,0x78,0x32,0xB5,0x42,0x1A,0x6B,0x38, + 0x9A,0x44,0xD6,0x04,0x19,0x43,0xC4,0xD9, + 0x3D,0x1E,0xAE,0x47,0xFC,0xCF,0x29,0x0B,*/ + }; + +#ifndef NOPROTO +static int cfb64_test(unsigned char *cfb_cipher); +static char *pt(unsigned char *p); +#else +static int cfb64_test(); +static char *pt(); +#endif + +int main(argc,argv) +int argc; +char *argv[]; + { + int i,err=0; + IDEA_KEY_SCHEDULE key,dkey; + unsigned char iv[8]; + + idea_set_encrypt_key(k,&key); + idea_ecb_encrypt(in,out,&key); + if (memcmp(out,c,8) != 0) + { + printf("ecb idea error encrypting\n"); + printf("got :"); + for (i=0; i<8; i++) + printf("%02X ",out[i]); + printf("\n"); + printf("expected:"); + for (i=0; i<8; i++) + printf("%02X ",c[i]); + err=20; + printf("\n"); + } + + idea_set_decrypt_key(&key,&dkey); + idea_ecb_encrypt(c,out,&dkey); + if (memcmp(out,in,8) != 0) + { + printf("ecb idea error decrypting\n"); + printf("got :"); + for (i=0; i<8; i++) + printf("%02X ",out[i]); + printf("\n"); + printf("expected:"); + for (i=0; i<8; i++) + printf("%02X ",in[i]); + printf("\n"); + err=3; + } + + if (err == 0) printf("ecb idea ok\n"); + + memcpy(iv,k,8); + idea_cbc_encrypt((unsigned char *)text,out,strlen(text)+1,&key,iv,1); + memcpy(iv,k,8); + idea_cbc_encrypt(out,out,8,&dkey,iv,0); + idea_cbc_encrypt(&(out[8]),&(out[8]),strlen(text)+1-8,&dkey,iv,0); + if (memcmp(text,out,strlen(text)+1) != 0) + { + printf("cbc idea bad\n"); + err=4; + } + else + printf("cbc idea ok\n"); + + printf("cfb64 idea "); + if (cfb64_test(cfb_cipher64)) + { + printf("bad\n"); + err=5; + } + else + printf("ok\n"); + + exit(err); + return(err); + } + +static int cfb64_test(cfb_cipher) +unsigned char *cfb_cipher; + { + IDEA_KEY_SCHEDULE eks,dks; + int err=0,i,n; + + idea_set_encrypt_key(cfb_key,&eks); + idea_set_decrypt_key(&eks,&dks); + memcpy(cfb_tmp,cfb_iv,8); + n=0; + idea_cfb64_encrypt(plain,cfb_buf1,(long)12,&eks, + cfb_tmp,&n,IDEA_ENCRYPT); + idea_cfb64_encrypt(&(plain[12]),&(cfb_buf1[12]), + (long)CFB_TEST_SIZE-12,&eks, + cfb_tmp,&n,IDEA_ENCRYPT); + if (memcmp(cfb_cipher,cfb_buf1,CFB_TEST_SIZE) != 0) + { + err=1; + printf("idea_cfb64_encrypt encrypt error\n"); + for (i=0; i>4)&0xf]; + ret[i*2+1]=f[p[i]&0xf]; + } + ret[16]='\0'; + return(ret); + } + diff --git a/crypto/idea/version b/crypto/idea/version new file mode 100644 index 0000000000..3f22293795 --- /dev/null +++ b/crypto/idea/version @@ -0,0 +1,12 @@ +1.1 07/12/95 - eay + Many thanks to Rhys Weatherley + for pointing out that I was assuming little endian byte + order for all quantities what idea actually used + bigendian. No where in the spec does it mention + this, it is all in terms of 16 bit numbers and even the example + does not use byte streams for the input example :-(. + If you byte swap each pair of input, keys and iv, the functions + would produce the output as the old version :-(. + +1.0 ??/??/95 - eay + First version. -- cgit v1.2.3