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#	README.md
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Zhi Guan
2017-02-14 16:12:29 +08:00
parent d2254170b8
commit 43fed1108d
3503 changed files with 320546 additions and 408546 deletions
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240
crypto/evp/e_des3.c
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@@ -1,73 +1,21 @@
/* crypto/evp/e_des3.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
/*
* Copyright 1995-2016 The OpenSSL Project Authors. 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.]
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include "cryptlib.h"
#include "internal/cryptlib.h"
#ifndef OPENSSL_NO_DES
# include <openssl/evp.h>
# include <openssl/objects.h>
# include "evp_locl.h"
# include "internal/evp_int.h"
# include <openssl/des.h>
# include <openssl/rand.h>
/* Block use of implementations in FIPS mode */
# undef EVP_CIPH_FLAG_FIPS
# define EVP_CIPH_FLAG_FIPS 0
# include "evp_locl.h"
typedef struct {
union {
@@ -75,7 +23,8 @@ typedef struct {
DES_key_schedule ks[3];
} ks;
union {
void (*cbc) (const void *, void *, size_t, const void *, void *);
void (*cbc) (const void *, void *, size_t,
const DES_key_schedule *, unsigned char *);
} stream;
} DES_EDE_KEY;
# define ks1 ks.ks[0]
@@ -93,9 +42,9 @@ extern unsigned int OPENSSL_sparcv9cap_P[];
void des_t4_key_expand(const void *key, DES_key_schedule *ks);
void des_t4_ede3_cbc_encrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule ks[3], unsigned char iv[8]);
void des_t4_ede3_cbc_decrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule ks[3], unsigned char iv[8]);
# endif
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
@@ -106,7 +55,7 @@ static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr);
# define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data)
# define data(ctx) EVP_C_DATA(DES_EDE_KEY,ctx)
/*
* Because of various casts and different args can't use
@@ -120,7 +69,7 @@ static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
DES_ecb3_encrypt((const_DES_cblock *)(in + i),
(DES_cblock *)(out + i),
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, ctx->encrypt);
&data(ctx)->ks3, EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@@ -128,20 +77,26 @@ static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl >= EVP_MAXCHUNK) {
int num = EVP_CIPHER_CTX_num(ctx);
DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
&ctx->num);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&num);
EVP_CIPHER_CTX_set_num(ctx, num);
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
}
if (inl)
if (inl) {
int num = EVP_CIPHER_CTX_num(ctx);
DES_ede3_ofb64_encrypt(in, out, (long)inl,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
&ctx->num);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&num);
EVP_CIPHER_CTX_set_num(ctx, num);
}
return 1;
}
@@ -150,26 +105,17 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
{
DES_EDE_KEY *dat = data(ctx);
# ifdef KSSL_DEBUG
{
int i;
fprintf(stderr, "des_ede_cbc_cipher(ctx=%p, buflen=%d)\n", ctx,
ctx->buf_len);
fprintf(stderr, "\t iv= ");
for (i = 0; i < 8; i++)
fprintf(stderr, "%02X", ctx->iv[i]);
fprintf(stderr, "\n");
}
# endif /* KSSL_DEBUG */
if (dat->stream.cbc) {
(*dat->stream.cbc) (in, out, inl, &dat->ks, ctx->iv);
if (dat->stream.cbc != NULL) {
(*dat->stream.cbc) (in, out, inl, dat->ks.ks,
EVP_CIPHER_CTX_iv_noconst(ctx));
return 1;
}
while (inl >= EVP_MAXCHUNK) {
DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
&dat->ks1, &dat->ks2, &dat->ks3,
(DES_cblock *)ctx->iv, ctx->encrypt);
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
@@ -177,7 +123,8 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
if (inl)
DES_ede3_cbc_encrypt(in, out, (long)inl,
&dat->ks1, &dat->ks2, &dat->ks3,
(DES_cblock *)ctx->iv, ctx->encrypt);
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@@ -185,19 +132,26 @@ static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl >= EVP_MAXCHUNK) {
int num = EVP_CIPHER_CTX_num(ctx);
DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
&ctx->num, ctx->encrypt);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&num, EVP_CIPHER_CTX_encrypting(ctx));
EVP_CIPHER_CTX_set_num(ctx, num);
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
}
if (inl)
if (inl) {
int num = EVP_CIPHER_CTX_num(ctx);
DES_ede3_cfb64_encrypt(in, out, (long)inl,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
&ctx->num, ctx->encrypt);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&num, EVP_CIPHER_CTX_encrypting(ctx));
EVP_CIPHER_CTX_set_num(ctx, num);
}
return 1;
}
@@ -211,12 +165,15 @@ static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
size_t n;
unsigned char c[1], d[1];
if (!EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS))
inl *= 8;
for (n = 0; n < inl; ++n) {
c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
DES_ede3_cfb_encrypt(c, d, 1, 1,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
ctx->encrypt);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8)))
| ((d[0] & 0x80) >> (unsigned int)(n % 8));
}
@@ -230,8 +187,9 @@ static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
while (inl >= EVP_MAXCHUNK) {
DES_ede3_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
ctx->encrypt);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
@@ -239,8 +197,9 @@ static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
if (inl)
DES_ede3_cfb_encrypt(in, out, 8, (long)inl,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)ctx->iv,
ctx->encrypt);
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@@ -252,19 +211,16 @@ BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64,
# define des_ede3_cbc_cipher des_ede_cbc_cipher
# define des_ede3_ecb_cipher des_ede_ecb_cipher
BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64,
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_FIPS |
EVP_CIPH_FLAG_DEFAULT_ASN1, des_ede3_init_key, NULL, NULL, NULL,
des3_ctrl)
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_DEFAULT_ASN1,
des_ede3_init_key, NULL, NULL, NULL, des3_ctrl)
BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 1,
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_FIPS |
EVP_CIPH_FLAG_DEFAULT_ASN1, des_ede3_init_key, NULL, NULL,
NULL, des3_ctrl)
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_DEFAULT_ASN1,
des_ede3_init_key, NULL, NULL, NULL, des3_ctrl)
BLOCK_CIPHER_def_cfb(des_ede3, DES_EDE_KEY, NID_des_ede3, 24, 8, 8,
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_FIPS |
EVP_CIPH_FLAG_DEFAULT_ASN1, des_ede3_init_key, NULL, NULL,
NULL, des3_ctrl)
EVP_CIPH_RAND_KEY | EVP_CIPH_FLAG_DEFAULT_ASN1,
des_ede3_init_key, NULL, NULL, NULL, des3_ctrl)
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
@@ -275,7 +231,7 @@ static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
dat->stream.cbc = NULL;
# if defined(SPARC_DES_CAPABLE)
if (SPARC_DES_CAPABLE) {
int mode = ctx->cipher->flags & EVP_CIPH_MODE;
int mode = EVP_CIPHER_CTX_mode(ctx);
if (mode == EVP_CIPH_CBC_MODE) {
des_t4_key_expand(&deskey[0], &dat->ks1);
@@ -287,14 +243,8 @@ static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
}
}
# endif
# ifdef EVP_CHECK_DES_KEY
if (DES_set_key_checked(&deskey[0], &dat->ks1)
! !DES_set_key_checked(&deskey[1], &dat->ks2))
return 0;
# else
DES_set_key_unchecked(&deskey[0], &dat->ks1);
DES_set_key_unchecked(&deskey[1], &dat->ks2);
# endif
memcpy(&dat->ks3, &dat->ks1, sizeof(dat->ks1));
return 1;
}
@@ -305,27 +255,10 @@ static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
DES_cblock *deskey = (DES_cblock *)key;
DES_EDE_KEY *dat = data(ctx);
# ifdef KSSL_DEBUG
{
int i;
fprintf(stderr, "des_ede3_init_key(ctx=%p)\n", ctx);
fprintf(stderr, "\tKEY= ");
for (i = 0; i < 24; i++)
fprintf(stderr, "%02X", key[i]);
fprintf(stderr, "\n");
if (iv) {
fprintf(stderr, "\t IV= ");
for (i = 0; i < 8; i++)
fprintf(stderr, "%02X", iv[i]);
fprintf(stderr, "\n");
}
}
# endif /* KSSL_DEBUG */
dat->stream.cbc = NULL;
# if defined(SPARC_DES_CAPABLE)
if (SPARC_DES_CAPABLE) {
int mode = ctx->cipher->flags & EVP_CIPH_MODE;
int mode = EVP_CIPHER_CTX_mode(ctx);
if (mode == EVP_CIPH_CBC_MODE) {
des_t4_key_expand(&deskey[0], &dat->ks1);
@@ -337,32 +270,25 @@ static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
}
}
# endif
# ifdef EVP_CHECK_DES_KEY
if (DES_set_key_checked(&deskey[0], &dat->ks1)
|| DES_set_key_checked(&deskey[1], &dat->ks2)
|| DES_set_key_checked(&deskey[2], &dat->ks3))
return 0;
# else
DES_set_key_unchecked(&deskey[0], &dat->ks1);
DES_set_key_unchecked(&deskey[1], &dat->ks2);
DES_set_key_unchecked(&deskey[2], &dat->ks3);
# endif
return 1;
}
static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
static int des3_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
{
DES_cblock *deskey = ptr;
switch (type) {
case EVP_CTRL_RAND_KEY:
if (RAND_bytes(ptr, c->key_len) <= 0)
if (RAND_bytes(ptr, EVP_CIPHER_CTX_key_length(ctx)) <= 0)
return 0;
DES_set_odd_parity(deskey);
if (c->key_len >= 16)
if (EVP_CIPHER_CTX_key_length(ctx) >= 16)
DES_set_odd_parity(deskey + 1);
if (c->key_len >= 24)
if (EVP_CIPHER_CTX_key_length(ctx) >= 24)
DES_set_odd_parity(deskey + 2);
return 1;
@@ -381,9 +307,8 @@ const EVP_CIPHER *EVP_des_ede3(void)
return &des_ede3_ecb;
}
# ifndef OPENSSL_NO_SHA
# include <openssl/sha.h>
# include <openssl/sha.h>
static const unsigned char wrap_iv[8] =
{ 0x4a, 0xdd, 0xa2, 0x2c, 0x79, 0xe8, 0x21, 0x05 };
@@ -395,9 +320,9 @@ static int des_ede3_unwrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
int rv = -1;
if (inl < 24)
return -1;
if (!out)
if (out == NULL)
return inl - 16;
memcpy(ctx->iv, wrap_iv, 8);
memcpy(EVP_CIPHER_CTX_iv_noconst(ctx), wrap_iv, 8);
/* Decrypt first block which will end up as icv */
des_ede_cbc_cipher(ctx, icv, in, 8);
/* Decrypt central blocks */
@@ -415,7 +340,7 @@ static int des_ede3_unwrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
/* Reverse order of everything */
BUF_reverse(icv, NULL, 8);
BUF_reverse(out, NULL, inl - 16);
BUF_reverse(ctx->iv, iv, 8);
BUF_reverse(EVP_CIPHER_CTX_iv_noconst(ctx), iv, 8);
/* Decrypt again using new IV */
des_ede_cbc_cipher(ctx, out, out, inl - 16);
des_ede_cbc_cipher(ctx, icv, icv, 8);
@@ -427,7 +352,7 @@ static int des_ede3_unwrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
OPENSSL_cleanse(icv, 8);
OPENSSL_cleanse(sha1tmp, SHA_DIGEST_LENGTH);
OPENSSL_cleanse(iv, 8);
OPENSSL_cleanse(ctx->iv, 8);
OPENSSL_cleanse(EVP_CIPHER_CTX_iv_noconst(ctx), 8);
if (rv == -1)
OPENSSL_cleanse(out, inl - 16);
@@ -438,7 +363,7 @@ static int des_ede3_wrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
unsigned char sha1tmp[SHA_DIGEST_LENGTH];
if (!out)
if (out == NULL)
return inl + 16;
/* Copy input to output buffer + 8 so we have space for IV */
memmove(out + 8, in, inl);
@@ -447,13 +372,13 @@ static int des_ede3_wrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
memcpy(out + inl + 8, sha1tmp, 8);
OPENSSL_cleanse(sha1tmp, SHA_DIGEST_LENGTH);
/* Generate random IV */
if (RAND_bytes(ctx->iv, 8) <= 0)
if (RAND_bytes(EVP_CIPHER_CTX_iv_noconst(ctx), 8) <= 0)
return -1;
memcpy(out, ctx->iv, 8);
memcpy(out, EVP_CIPHER_CTX_iv_noconst(ctx), 8);
/* Encrypt everything after IV in place */
des_ede_cbc_cipher(ctx, out + 8, out + 8, inl + 8);
BUF_reverse(out, NULL, inl + 16);
memcpy(ctx->iv, wrap_iv, 8);
memcpy(EVP_CIPHER_CTX_iv_noconst(ctx), wrap_iv, 8);
des_ede_cbc_cipher(ctx, out, out, inl + 16);
return inl + 16;
}
@@ -468,7 +393,13 @@ static int des_ede3_wrap_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
*/
if (inl >= EVP_MAXCHUNK || inl % 8)
return -1;
if (ctx->encrypt)
if (is_partially_overlapping(out, in, inl)) {
EVPerr(EVP_F_DES_EDE3_WRAP_CIPHER, EVP_R_PARTIALLY_OVERLAPPING);
return 0;
}
if (EVP_CIPHER_CTX_encrypting(ctx))
return des_ede3_wrap(ctx, out, in, inl);
else
return des_ede3_unwrap(ctx, out, in, inl);
@@ -490,5 +421,4 @@ const EVP_CIPHER *EVP_des_ede3_wrap(void)
return &des3_wrap;
}
# endif
#endif