openssl/fips/des/fips_desmovs.c
2010-01-27 13:32:31 +00:00

702 lines
16 KiB
C

/* ====================================================================
* Copyright (c) 2004 The OpenSSL Project. All rights reserved.
*
* 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 above 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 acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
*
*/
/*---------------------------------------------
NIST DES Modes of Operation Validation System
Test Program
Based on the AES Validation Suite, which was:
Donated to OpenSSL by:
V-ONE Corporation
20250 Century Blvd, Suite 300
Germantown, MD 20874
U.S.A.
----------------------------------------------*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <assert.h>
#include <ctype.h>
#include <openssl/des.h>
#include <openssl/evp.h>
#include <openssl/bn.h>
#include <openssl/err.h>
#include "e_os.h"
#ifndef OPENSSL_FIPS
int main(int argc, char *argv[])
{
printf("No FIPS DES support\n");
return(0);
}
#else
#include <openssl/fips.h>
#include "fips_utl.h"
#define DES_BLOCK_SIZE 8
#define VERBOSE 0
static int DESTest(EVP_CIPHER_CTX *ctx,
char *amode, int akeysz, unsigned char *aKey,
unsigned char *iVec,
int dir, /* 0 = decrypt, 1 = encrypt */
unsigned char *out, unsigned char *in, int len)
{
const EVP_CIPHER *cipher = NULL;
if (akeysz != 192)
{
printf("Invalid key size: %d\n", akeysz);
EXIT(1);
}
if (strcasecmp(amode, "CBC") == 0)
cipher = EVP_des_ede3_cbc();
else if (strcasecmp(amode, "ECB") == 0)
cipher = EVP_des_ede3_ecb();
else if (strcasecmp(amode, "CFB64") == 0)
cipher = EVP_des_ede3_cfb64();
else if (strncasecmp(amode, "OFB", 3) == 0)
cipher = EVP_des_ede3_ofb();
else if(!strcasecmp(amode,"CFB8"))
cipher = EVP_des_ede3_cfb8();
else if(!strcasecmp(amode,"CFB1"))
cipher = EVP_des_ede3_cfb1();
else
{
printf("Unknown mode: %s\n", amode);
EXIT(1);
}
if (EVP_CipherInit_ex(ctx, cipher, NULL, aKey, iVec, dir) <= 0)
return 0;
if(!strcasecmp(amode,"CFB1"))
M_EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS);
EVP_Cipher(ctx, out, in, len);
return 1;
}
#if 0
static void DebugValue(char *tag, unsigned char *val, int len)
{
char obuf[2048];
int olen;
olen = bin2hex(val, len, obuf);
printf("%s = %.*s\n", tag, olen, obuf);
}
#endif
static void shiftin(unsigned char *dst,unsigned char *src,int nbits)
{
int n;
/* move the bytes... */
memmove(dst,dst+nbits/8,3*8-nbits/8);
/* append new data */
memcpy(dst+3*8-nbits/8,src,(nbits+7)/8);
/* left shift the bits */
if(nbits%8)
for(n=0 ; n < 3*8 ; ++n)
dst[n]=(dst[n] << (nbits%8))|(dst[n+1] >> (8-nbits%8));
}
/*-----------------------------------------------*/
char *t_tag[2] = {"PLAINTEXT", "CIPHERTEXT"};
char *t_mode[6] = {"CBC","ECB","OFB","CFB1","CFB8","CFB64"};
enum Mode {CBC, ECB, OFB, CFB1, CFB8, CFB64};
int Sizes[6]={64,64,64,1,8,64};
static void do_mct(char *amode,
int akeysz, int numkeys, unsigned char *akey,unsigned char *ivec,
int dir, unsigned char *text, int len,
FILE *rfp)
{
int i,imode;
unsigned char nk[4*8]; /* longest key+8 */
unsigned char text0[8];
for (imode=0 ; imode < 6 ; ++imode)
if(!strcmp(amode,t_mode[imode]))
break;
if (imode == 6)
{
printf("Unrecognized mode: %s\n", amode);
EXIT(1);
}
for(i=0 ; i < 400 ; ++i)
{
int j;
int n;
int kp=akeysz/64;
unsigned char old_iv[8];
EVP_CIPHER_CTX ctx;
EVP_CIPHER_CTX_init(&ctx);
fprintf(rfp,"\nCOUNT = %d\n",i);
if(kp == 1)
OutputValue("KEY",akey,8,rfp,0);
else
for(n=0 ; n < kp ; ++n)
{
fprintf(rfp,"KEY%d",n+1);
OutputValue("",akey+n*8,8,rfp,0);
}
if(imode != ECB)
OutputValue("IV",ivec,8,rfp,0);
OutputValue(t_tag[dir^1],text,len,rfp,imode == CFB1);
#if 0
/* compensate for endianness */
if(imode == CFB1)
text[0]<<=7;
#endif
memcpy(text0,text,8);
for(j=0 ; j < 10000 ; ++j)
{
unsigned char old_text[8];
memcpy(old_text,text,8);
if(j == 0)
{
memcpy(old_iv,ivec,8);
DESTest(&ctx,amode,akeysz,akey,ivec,dir,text,text,len);
}
else
{
memcpy(old_iv,ctx.iv,8);
EVP_Cipher(&ctx,text,text,len);
}
if(j == 9999)
{
OutputValue(t_tag[dir],text,len,rfp,imode == CFB1);
/* memcpy(ivec,text,8); */
}
/* DebugValue("iv",ctx.iv,8); */
/* accumulate material for the next key */
shiftin(nk,text,Sizes[imode]);
/* DebugValue("nk",nk,24);*/
if((dir && (imode == CFB1 || imode == CFB8 || imode == CFB64
|| imode == CBC)) || imode == OFB)
memcpy(text,old_iv,8);
if(!dir && (imode == CFB1 || imode == CFB8 || imode == CFB64))
{
/* the test specifies using the output of the raw DES operation
which we don't have, so reconstruct it... */
for(n=0 ; n < 8 ; ++n)
text[n]^=old_text[n];
}
}
for(n=0 ; n < 8 ; ++n)
akey[n]^=nk[16+n];
for(n=0 ; n < 8 ; ++n)
akey[8+n]^=nk[8+n];
for(n=0 ; n < 8 ; ++n)
akey[16+n]^=nk[n];
if(numkeys < 3)
memcpy(&akey[2*8],akey,8);
if(numkeys < 2)
memcpy(&akey[8],akey,8);
DES_set_odd_parity((DES_cblock *)akey);
DES_set_odd_parity((DES_cblock *)(akey+8));
DES_set_odd_parity((DES_cblock *)(akey+16));
memcpy(ivec,ctx.iv,8);
/* pointless exercise - the final text doesn't depend on the
initial text in OFB mode, so who cares what it is? (Who
designed these tests?) */
if(imode == OFB)
for(n=0 ; n < 8 ; ++n)
text[n]=text0[n]^old_iv[n];
}
}
static int proc_file(char *rqfile, char *rspfile)
{
char afn[256], rfn[256];
FILE *afp = NULL, *rfp = NULL;
char ibuf[2048], tbuf[2048];
int ilen, len, ret = 0;
char amode[8] = "";
char atest[100] = "";
int akeysz=0;
unsigned char iVec[20], aKey[40];
int dir = -1, err = 0, step = 0;
unsigned char plaintext[2048];
unsigned char ciphertext[2048];
char *rp;
EVP_CIPHER_CTX ctx;
int numkeys=1;
EVP_CIPHER_CTX_init(&ctx);
if (!rqfile || !(*rqfile))
{
printf("No req file\n");
return -1;
}
strcpy(afn, rqfile);
if ((afp = fopen(afn, "r")) == NULL)
{
printf("Cannot open file: %s, %s\n",
afn, strerror(errno));
return -1;
}
if (!rspfile)
{
strcpy(rfn,afn);
rp=strstr(rfn,"req/");
#ifdef OPENSSL_SYS_WIN32
if (!rp)
rp=strstr(rfn,"req\\");
#endif
assert(rp);
memcpy(rp,"rsp",3);
rp = strstr(rfn, ".req");
memcpy(rp, ".rsp", 4);
rspfile = rfn;
}
if ((rfp = fopen(rspfile, "w")) == NULL)
{
printf("Cannot open file: %s, %s\n",
rfn, strerror(errno));
fclose(afp);
afp = NULL;
return -1;
}
while (!err && (fgets(ibuf, sizeof(ibuf), afp)) != NULL)
{
tidy_line(tbuf, ibuf);
ilen = strlen(ibuf);
/* printf("step=%d ibuf=%s",step,ibuf);*/
if(step == 3 && !strcmp(amode,"ECB"))
{
memset(iVec, 0, sizeof(iVec));
step = (dir)? 4: 5; /* no ivec for ECB */
}
switch (step)
{
case 0: /* read preamble */
if (ibuf[0] == '\n')
{ /* end of preamble */
if (*amode == '\0')
{
printf("Missing Mode\n");
err = 1;
}
else
{
fputs(ibuf, rfp);
++ step;
}
}
else if (ibuf[0] != '#')
{
printf("Invalid preamble item: %s\n", ibuf);
err = 1;
}
else
{ /* process preamble */
char *xp, *pp = ibuf+2;
int n;
if(*amode)
{ /* insert current time & date */
time_t rtim = time(0);
fprintf(rfp, "# %s", ctime(&rtim));
}
else
{
fputs(ibuf, rfp);
if(!strncmp(pp,"INVERSE ",8) || !strncmp(pp,"DES ",4)
|| !strncmp(pp,"TDES ",5)
|| !strncmp(pp,"PERMUTATION ",12)
|| !strncmp(pp,"SUBSTITUTION ",13)
|| !strncmp(pp,"VARIABLE ",9))
{
/* get test type */
if(!strncmp(pp,"DES ",4))
pp+=4;
else if(!strncmp(pp,"TDES ",5))
pp+=5;
xp = strchr(pp, ' ');
n = xp-pp;
strncpy(atest, pp, n);
atest[n] = '\0';
/* get mode */
xp = strrchr(pp, ' '); /* get mode" */
n = strlen(xp+1)-1;
strncpy(amode, xp+1, n);
amode[n] = '\0';
/* amode[3] = '\0'; */
if (VERBOSE)
printf("Test=%s, Mode=%s\n",atest,amode);
}
}
}
break;
case 1: /* [ENCRYPT] | [DECRYPT] */
if(ibuf[0] == '\n')
break;
if (ibuf[0] == '[')
{
fputs(ibuf, rfp);
++step;
if (strncasecmp(ibuf, "[ENCRYPT]", 9) == 0)
dir = 1;
else if (strncasecmp(ibuf, "[DECRYPT]", 9) == 0)
dir = 0;
else
{
printf("Invalid keyword: %s\n", ibuf);
err = 1;
}
break;
}
else if (dir == -1)
{
err = 1;
printf("Missing ENCRYPT/DECRYPT keyword\n");
break;
}
else
step = 2;
case 2: /* KEY = xxxx */
if(*ibuf == '\n')
{
fputs(ibuf, rfp);
break;
}
if(!strncasecmp(ibuf,"COUNT = ",8))
{
fputs(ibuf, rfp);
break;
}
if(!strncasecmp(ibuf,"COUNT=",6))
{
fputs(ibuf, rfp);
break;
}
if(!strncasecmp(ibuf,"NumKeys = ",10))
{
numkeys=atoi(ibuf+10);
break;
}
fputs(ibuf, rfp);
if(!strncasecmp(ibuf,"KEY = ",6))
{
akeysz=64;
len = hex2bin((char*)ibuf+6, aKey);
if (len < 0)
{
printf("Invalid KEY\n");
err=1;
break;
}
PrintValue("KEY", aKey, len);
++step;
}
else if(!strncasecmp(ibuf,"KEYs = ",7))
{
akeysz=64*3;
len=hex2bin(ibuf+7,aKey);
if(len != 8)
{
printf("Invalid KEY\n");
err=1;
break;
}
memcpy(aKey+8,aKey,8);
memcpy(aKey+16,aKey,8);
ibuf[4]='\0';
PrintValue("KEYs",aKey,len);
++step;
}
else if(!strncasecmp(ibuf,"KEY",3))
{
int n=ibuf[3]-'1';
akeysz=64*3;
len=hex2bin(ibuf+7,aKey+n*8);
if(len != 8)
{
printf("Invalid KEY\n");
err=1;
break;
}
ibuf[4]='\0';
PrintValue(ibuf,aKey,len);
if(n == 2)
++step;
}
else
{
printf("Missing KEY\n");
err = 1;
}
break;
case 3: /* IV = xxxx */
fputs(ibuf, rfp);
if (strncasecmp(ibuf, "IV = ", 5) != 0)
{
printf("Missing IV\n");
err = 1;
}
else
{
len = hex2bin((char*)ibuf+5, iVec);
if (len < 0)
{
printf("Invalid IV\n");
err =1;
break;
}
PrintValue("IV", iVec, len);
step = (dir)? 4: 5;
}
break;
case 4: /* PLAINTEXT = xxxx */
fputs(ibuf, rfp);
if (strncasecmp(ibuf, "PLAINTEXT = ", 12) != 0)
{
printf("Missing PLAINTEXT\n");
err = 1;
}
else
{
int nn = strlen(ibuf+12);
if(!strcmp(amode,"CFB1"))
len=bint2bin(ibuf+12,nn-1,plaintext);
else
len=hex2bin(ibuf+12, plaintext);
if (len < 0)
{
printf("Invalid PLAINTEXT: %s", ibuf+12);
err =1;
break;
}
if (len >= (int)sizeof(plaintext))
{
printf("Buffer overflow\n");
}
PrintValue("PLAINTEXT", (unsigned char*)plaintext, len);
if (strcmp(atest, "Monte") == 0) /* Monte Carlo Test */
{
do_mct(amode,akeysz,numkeys,aKey,iVec,dir,plaintext,len,rfp);
}
else
{
assert(dir == 1);
ret = DESTest(&ctx, amode, akeysz, aKey, iVec,
dir, /* 0 = decrypt, 1 = encrypt */
ciphertext, plaintext, len);
OutputValue("CIPHERTEXT",ciphertext,len,rfp,
!strcmp(amode,"CFB1"));
}
step = 6;
}
break;
case 5: /* CIPHERTEXT = xxxx */
fputs(ibuf, rfp);
if (strncasecmp(ibuf, "CIPHERTEXT = ", 13) != 0)
{
printf("Missing KEY\n");
err = 1;
}
else
{
if(!strcmp(amode,"CFB1"))
len=bint2bin(ibuf+13,strlen(ibuf+13)-1,ciphertext);
else
len = hex2bin(ibuf+13,ciphertext);
if (len < 0)
{
printf("Invalid CIPHERTEXT\n");
err =1;
break;
}
PrintValue("CIPHERTEXT", ciphertext, len);
if (strcmp(atest, "Monte") == 0) /* Monte Carlo Test */
{
do_mct(amode, akeysz, numkeys, aKey, iVec,
dir, ciphertext, len, rfp);
}
else
{
assert(dir == 0);
ret = DESTest(&ctx, amode, akeysz, aKey, iVec,
dir, /* 0 = decrypt, 1 = encrypt */
plaintext, ciphertext, len);
OutputValue("PLAINTEXT",(unsigned char *)plaintext,len,rfp,
!strcmp(amode,"CFB1"));
}
step = 6;
}
break;
case 6:
if (ibuf[0] != '\n')
{
err = 1;
printf("Missing terminator\n");
}
else if (strcmp(atest, "MCT") != 0)
{ /* MCT already added terminating nl */
fputs(ibuf, rfp);
}
step = 1;
break;
}
}
if (rfp)
fclose(rfp);
if (afp)
fclose(afp);
return err;
}
/*--------------------------------------------------
Processes either a single file or
a set of files whose names are passed in a file.
A single file is specified as:
aes_test -f xxx.req
A set of files is specified as:
aes_test -d xxxxx.xxx
The default is: -d req.txt
--------------------------------------------------*/
int main(int argc, char **argv)
{
char *rqlist = "req.txt", *rspfile = NULL;
FILE *fp = NULL;
char fn[250] = "", rfn[256] = "";
int f_opt = 0, d_opt = 1;
#ifdef OPENSSL_FIPS
if(!FIPS_mode_set(1))
{
do_print_errors();
EXIT(1);
}
#endif
if (argc > 1)
{
if (strcasecmp(argv[1], "-d") == 0)
{
d_opt = 1;
}
else if (strcasecmp(argv[1], "-f") == 0)
{
f_opt = 1;
d_opt = 0;
}
else
{
printf("Invalid parameter: %s\n", argv[1]);
return 0;
}
if (argc < 3)
{
printf("Missing parameter\n");
return 0;
}
if (d_opt)
rqlist = argv[2];
else
{
strcpy(fn, argv[2]);
rspfile = argv[3];
}
}
if (d_opt)
{ /* list of files (directory) */
if (!(fp = fopen(rqlist, "r")))
{
printf("Cannot open req list file\n");
return -1;
}
while (fgets(fn, sizeof(fn), fp))
{
strtok(fn, "\r\n");
strcpy(rfn, fn);
printf("Processing: %s\n", rfn);
if (proc_file(rfn, rspfile))
{
printf(">>> Processing failed for: %s <<<\n", rfn);
EXIT(1);
}
}
fclose(fp);
}
else /* single file */
{
if (VERBOSE)
printf("Processing: %s\n", fn);
if (proc_file(fn, rspfile))
{
printf(">>> Processing failed for: %s <<<\n", fn);
}
}
EXIT(0);
return 0;
}
#endif