fips_aesavs.c

openssl包含TLS

/* ====================================================================
 * 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
 *    [e-mail].
 *
 * 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 AES Algorithm Validation Suite
  Test Program

  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 <openssl/aes.h>
#include <openssl/evp.h>
#include <openssl/fips.h>
#include <openssl/err.h>
#include "e_os.h"

#define AES_BLOCK_SIZE 16

#define VERBOSE 1

/*-----------------------------------------------*/

int AESTest(EVP_CIPHER_CTX *ctx,
	    char *amode, int akeysz, unsigned char *aKey, 
	    unsigned char *iVec, 
	    int dir,  /* 0 = decrypt, 1 = encrypt */
	    unsigned char *plaintext, unsigned char *ciphertext, int len)
    {
    const EVP_CIPHER *cipher = NULL;
    int ret = 1;
    int kt = 0;

    if (ctx)
	memset(ctx, 0, sizeof(EVP_CIPHER_CTX));

    if (strcasecmp(amode, "CBC") == 0)
	kt = 1000;
    else if (strcasecmp(amode, "ECB") == 0)
	kt = 2000;
    else if (strcasecmp(amode, "CFB128") == 0)
	kt = 3000;
    else if (strncasecmp(amode, "OFB", 3) == 0)
	kt = 4000;
    else if(!strcasecmp(amode,"CFB1"))
	kt=5000;
    else if(!strcasecmp(amode,"CFB8"))
	kt=6000;
    else
	{
	printf("Unknown mode: %s\n", amode);
	EXIT(1);
	}
    if (ret)
	{
	if ((akeysz != 128) && (akeysz != 192) && (akeysz != 256))
	    {
	    printf("Invalid key size: %d\n", akeysz);
	    ret = 0;
	    }
	else
	    {
	    kt += akeysz;
	    switch (kt)
		{
	    case 1128:  /* CBC 128 */
		cipher = EVP_aes_128_cbc();
		break;
	    case 1192:  /* CBC 192 */
		cipher = EVP_aes_192_cbc();
		break;
	    case 1256:  /* CBC 256 */
		cipher = EVP_aes_256_cbc();
		break;
	    case 2128:  /* ECB 128 */
		cipher = EVP_aes_128_ecb();
		break;
	    case 2192:  /* ECB 192 */
		cipher = EVP_aes_192_ecb();
		break;
	    case 2256:  /* ECB 256 */
		cipher = EVP_aes_256_ecb();
		break;
	    case 3128:  /* CFB 128 */
		cipher = EVP_aes_128_cfb();
		break;
	    case 3192:  /* CFB 192 */
		cipher = EVP_aes_192_cfb();
		break;
	    case 3256:  /* CFB 256 */
		cipher = EVP_aes_256_cfb();
		break;
	    case 4128:  /* OFB 128 */
		cipher = EVP_aes_128_ofb();
		break;
	    case 4192:  /* OFB 192 */
		cipher = EVP_aes_192_ofb();
		break;
	    case 4256:  /* OFB 256 */
		cipher = EVP_aes_256_ofb();
		break;
	    case 5128:
		cipher=EVP_aes_128_cfb1();
		break;
	    case 5192:
		cipher=EVP_aes_192_cfb1();
		break;
	    case 5256:
		cipher=EVP_aes_256_cfb1();
		break;
	    case 6128:
		cipher=EVP_aes_128_cfb8();
		break;
	    case 6192:
		cipher=EVP_aes_192_cfb8();
		break;
	    case 6256:
		cipher=EVP_aes_256_cfb8();
		break;
	    default:
		printf("Didn't handle mode %d\n",kt);
		EXIT(1);
		}
	    if (dir)
		{ /* encrypt */
		if(!EVP_CipherInit(ctx, cipher, aKey, iVec, AES_ENCRYPT))
		    {
		    ERR_print_errors_fp(stderr);
		    EXIT(1);
		    }
		  
		EVP_Cipher(ctx, ciphertext, (unsigned char*)plaintext, len);
		}
	    else
		{ /* decrypt */
		if(!EVP_CipherInit(ctx, cipher, aKey, iVec, AES_DECRYPT))
		    {
		    ERR_print_errors_fp(stderr);
		    EXIT(1);
		    }
		EVP_Cipher(ctx, (unsigned char*)plaintext, ciphertext, len);
		}
	    }
	}
    return ret;
    }

/*-----------------------------------------------*/

int hex2bin(char *in, int len, unsigned char *out)
{
  int n1, n2;
  unsigned char ch;

  for (n1 = 0, n2 = 0; n1 < len; )
    { /* first byte */
      if ((in[n1] >= '0') && (in[n1] <= '9'))
	ch = in[n1++] - '0';
      else if ((in[n1] >= 'A') && (in[n1] <= 'F'))
	ch = in[n1++] - 'A' + 10;
      else if ((in[n1] >= 'a') && (in[n1] <= 'f'))
	ch = in[n1++] - 'a' + 10;
      else
	return -1;
      if(len == 1)
	  {
	  out[n2++]=ch;
	  break;
	  }
      out[n2] = ch << 4;
      /* second byte */
      if ((in[n1] >= '0') && (in[n1] <= '9'))
	ch = in[n1++] - '0';
      else if ((in[n1] >= 'A') && (in[n1] <= 'F'))
	ch = in[n1++] - 'A' + 10;
      else if ((in[n1] >= 'a') && (in[n1] <= 'f'))
	ch = in[n1++] - 'a' + 10;
      else
	return -1;
      out[n2++] |= ch;
    }
  return n2;
}

/*-----------------------------------------------*/

int bin2hex(unsigned char *in, int len, char *out)
{
  int n1, n2;
  unsigned char ch;

  for (n1 = 0, n2 = 0; n1 < len; ++n1)
    {
      /* first nibble */
      ch = in[n1] >> 4;
      if (ch <= 0x09)
	out[n2++] = ch + '0';
      else
	out[n2++] = ch - 10 + 'a';
      /* second nibble */
      ch = in[n1] & 0x0f;
      if (ch <= 0x09)
	out[n2++] = ch + '0';
      else
	out[n2++] = ch - 10 + 'a';
    }
  return n2;
}

/* NB: this return the number of _bits_ read */
int bint2bin(const char *in, int len, unsigned char *out)
    {
    int n;

    memset(out,0,len);
    for(n=0 ; n < len ; ++n)
	if(in[n] == '1')
	    out[n/8]|=(0x80 >> (n%8));
    return len;
    }

int bin2bint(const unsigned char *in,int len,char *out)
    {
    int n;

    for(n=0 ; n < len ; ++n)
	out[n]=(in[n/8]&(0x80 >> (n%8))) ? '1' : '0';
    return n;
    }

/*-----------------------------------------------*/

void PrintValue(char *tag, unsigned char *val, int len)
{
#if VERBOSE
  char obuf[2048];
  int olen;
  olen = bin2hex(val, len, obuf);
  printf("%s = %.*s\n", tag, olen, obuf);
#endif
}

void OutputValue(char *tag, unsigned char *val, int len, FILE *rfp,int bitmode)
    {
    char obuf[2048];
    int olen;

    if(bitmode)
	olen=bin2bint(val,len,obuf);
    else
	olen=bin2hex(val,len,obuf);

    fprintf(rfp, "%s = %.*s\n", tag, olen, obuf);
#if VERBOSE
    printf("%s = %.*s\n", tag, olen, obuf);
#endif
    }

/*-----------------------------------------------*/
char *t_tag[2] = {"PLAINTEXT", "CIPHERTEXT"};
char *t_mode[6] = {"CBC","ECB","OFB","CFB1","CFB8","CFB128"};
enum Mode {CBC, ECB, OFB, CFB1, CFB8, CFB128};
enum XCrypt {XDECRYPT, XENCRYPT};

/*=============================*/
/*  Monte Carlo Tests          */
/*-----------------------------*/

/*#define gb(a,b) (((a)[(b)/8] >> ((b)%8))&1)*/
/*#define sb(a,b,v) ((a)[(b)/8]=((a)[(b)/8]&~(1 << ((b)%8)))|(!!(v) << ((b)%8)))*/

#define gb(a,b) (((a)[(b)/8] >> (7-(b)%8))&1)
#define sb(a,b,v) ((a)[(b)/8]=((a)[(b)/8]&~(1 << (7-(b)%8)))|(!!(v) << (7-(b)%8)))

int do_mct(char *amode, 
	   int akeysz, unsigned char *aKey,unsigned char *iVec,
	   int dir, unsigned char *text, int len,
	   FILE *rfp)
    {
    int ret = 0;
    unsigned char key[101][32];
    unsigned char iv[101][AES_BLOCK_SIZE];
    unsigned char ptext[1001][32];
    unsigned char ctext[1001][32];
    unsigned char ciphertext[64+4];
    int i, j, n, n1, n2;
    int imode = 0, nkeysz = akeysz/8;
    EVP_CIPHER_CTX ctx;

    if (len > 32)
	{
	printf("\n>>>> Length exceeds 32 for %s %d <<<<\n\n", 
	       amode, akeysz);
	return -1;
	}
    for (imode = 0; imode < 6; ++imode)
	if (strcmp(amode, t_mode[imode]) == 0)
	    break;
    if (imode == 6)
	{ 
	printf("Unrecognized mode: %s\n", amode);
	return -1;
	}

    memcpy(key[0], aKey, nkeysz);
    if (iVec)
	memcpy(iv[0], iVec, AES_BLOCK_SIZE);
    if (dir == XENCRYPT)
	memcpy(ptext[0], text, len);
    else
	memcpy(ctext[0], text, len);
    for (i = 0; i < 100; ++i)
	{
	/* printf("Iteration %d\n", i); */
	if (i > 0)
	    {
	    fprintf(rfp,"COUNT = %d\n",i);
	    OutputValue("KEY",key[i],nkeysz,rfp,0);
	    if (imode != ECB)  /* ECB */
		OutputValue("IV",iv[i],AES_BLOCK_SIZE,rfp,0);
	    /* Output Ciphertext | Plaintext */
	    OutputValue(t_tag[dir^1],dir ? ptext[0] : ctext[0],len,rfp,
			imode == CFB1);
	    }
	for (j = 0; j < 1000; ++j)
	    {
	    switch (imode)
		{
	    case ECB:
		if (j == 0)
		    { /* set up encryption */
		    ret = AESTest(&ctx, amode, akeysz, key[i], NULL, 
				  dir,  /* 0 = decrypt, 1 = encrypt */
				  ptext[j], ctext[j], len);
		    if (dir == XENCRYPT)
			memcpy(ptext[j+1], ctext[j], len);
		    else
			memcpy(ctext[j+1], ptext[j], len);
		    }
		else
		    {
		    if (dir == XENCRYPT)
			{
			EVP_Cipher(&ctx, ctext[j], ptext[j], len);
			memcpy(ptext[j+1], ctext[j], len);
			}
		    else
			{
			EVP_Cipher(&ctx, ptext[j], ctext[j], len);
			memcpy(ctext[j+1], ptext[j], len);
			}
		    }
		break;

	    case CBC:
	    case OFB:  
	    case CFB128:
		if (j == 0)
		    {
		    ret = AESTest(&ctx, amode, akeysz, key[i], iv[i], 
				  dir,  /* 0 = decrypt, 1 = encrypt */
				  ptext[j], ctext[j], len);
		    if (dir == XENCRYPT)
			memcpy(ptext[j+1], iv[i], len);
		    else
			memcpy(ctext[j+1], iv[i], len);
		    }
		else
		    {
		    if (dir == XENCRYPT)
			{
			EVP_Cipher(&ctx, ctext[j], ptext[j], len);
			memcpy(ptext[j+1], ctext[j-1], len);
			}
		    else
			{
			EVP_Cipher(&ctx, ptext[j], ctext[j], len);
			memcpy(ctext[j+1], ptext[j-1], len);
			}
		    }
		break;

	    case CFB8:
		if (j == 0)
		    {
		    ret = AESTest(&ctx, amode, akeysz, key[i], iv[i], 
				  dir,  /* 0 = decrypt, 1 = encrypt */
				  ptext[j], ctext[j], len);
		    }
		else
		    {
		    if (dir == XENCRYPT)
			EVP_Cipher(&ctx, ctext[j], ptext[j], len);
		    else
			EVP_Cipher(&ctx, ptext[j], ctext[j], len);
		    }
		if (dir == XENCRYPT)
		    {
		    if (j < 16)
			memcpy(ptext[j+1], &iv[i][j], len);
		    else
			memcpy(ptext[j+1], ctext[j-16], len);
		    }
		else
		    {
		    if (j < 16)
			memcpy(ctext[j+1], &iv[i][j], len);
		    else
			memcpy(ctext[j+1], ptext[j-16], len);
		    }
		break;

	    case CFB1:
		if(j == 0)
		    {
		    /* compensate for wrong endianness of input file */
		    if(i == 0)
			ptext[0][0]<<=7;
		    ret=AESTest(&ctx,amode,akeysz,key[i],iv[i],dir,
				ptext[j], ctext[j], len);
		    }
		else
		    {
		    if (dir == XENCRYPT)
			EVP_Cipher(&ctx, ctext[j], ptext[j], len);
		    else
			EVP_Cipher(&ctx, ptext[j], ctext[j], len);

		    }
		if(dir == XENCRYPT)
		    {
		    if(j < 128)
			sb(ptext[j+1],0,gb(iv[i],j));
		    else
			sb(ptext[j+1],0,gb(ctext[j-128],0));
		    }
		else
		    {
		    if(j < 128)
			sb(ctext[j+1],0,gb(iv[i],j));
		    else
			sb(ctext[j+1],0,gb(ptext[j-128],0));
		    }
		break;
		}
	    }
	--j; /* reset to last of range */
	/* Output Ciphertext | Plaintext */
	OutputValue(t_tag[dir],dir ? ctext[j] : ptext[j],len,rfp,