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This commit is contained in:
Zhi Guan
2015-08-15 15:02:15 +08:00
parent 06df2fab54
commit 3bdc0ea895
2536 changed files with 417052 additions and 271997 deletions
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122
crypto/evp/e_xcbc_d.c
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@@ -5,21 +5,21 @@
* 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:
@@ -34,10 +34,10 @@
* 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
* 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
@@ -49,7 +49,7 @@
* 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
@@ -61,78 +61,70 @@
#ifndef OPENSSL_NO_DES
#include <openssl/evp.h>
#include <openssl/objects.h>
#include "evp_locl.h"
#include <openssl/des.h>
# include <openssl/evp.h>
# include <openssl/objects.h>
# include "evp_locl.h"
# include <openssl/des.h>
static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv,int enc);
const unsigned char *iv, int enc);
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl);
const unsigned char *in, size_t inl);
typedef struct
{
DES_key_schedule ks;/* key schedule */
typedef struct {
DES_key_schedule ks; /* key schedule */
DES_cblock inw;
DES_cblock outw;
} DESX_CBC_KEY;
} DESX_CBC_KEY;
#define data(ctx) ((DESX_CBC_KEY *)(ctx)->cipher_data)
# define data(ctx) ((DESX_CBC_KEY *)(ctx)->cipher_data)
static const EVP_CIPHER d_xcbc_cipher=
{
NID_desx_cbc,
8,24,8,
EVP_CIPH_CBC_MODE,
desx_cbc_init_key,
desx_cbc_cipher,
NULL,
sizeof(DESX_CBC_KEY),
EVP_CIPHER_set_asn1_iv,
EVP_CIPHER_get_asn1_iv,
NULL,
NULL
};
static const EVP_CIPHER d_xcbc_cipher = {
NID_desx_cbc,
8, 24, 8,
EVP_CIPH_CBC_MODE,
desx_cbc_init_key,
desx_cbc_cipher,
NULL,
sizeof(DESX_CBC_KEY),
EVP_CIPHER_set_asn1_iv,
EVP_CIPHER_get_asn1_iv,
NULL,
NULL
};
const EVP_CIPHER *EVP_desx_cbc(void)
{
return(&d_xcbc_cipher);
}
{
return (&d_xcbc_cipher);
}
static int desx_cbc_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
DES_cblock *deskey = (DES_cblock *)key;
const unsigned char *iv, int enc)
{
DES_cblock *deskey = (DES_cblock *)key;
DES_set_key_unchecked(deskey,&data(ctx)->ks);
memcpy(&data(ctx)->inw[0],&key[8],8);
memcpy(&data(ctx)->outw[0],&key[16],8);
DES_set_key_unchecked(deskey, &data(ctx)->ks);
memcpy(&data(ctx)->inw[0], &key[8], 8);
memcpy(&data(ctx)->outw[0], &key[16], 8);
return 1;
}
return 1;
}
static int desx_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl>=EVP_MAXCHUNK)
{
DES_xcbc_encrypt(in,out,(long)EVP_MAXCHUNK,&data(ctx)->ks,
(DES_cblock *)&(ctx->iv[0]),
&data(ctx)->inw,
&data(ctx)->outw,
ctx->encrypt);
inl-=EVP_MAXCHUNK;
in +=EVP_MAXCHUNK;
out+=EVP_MAXCHUNK;
}
if (inl)
DES_xcbc_encrypt(in,out,(long)inl,&data(ctx)->ks,
(DES_cblock *)&(ctx->iv[0]),
&data(ctx)->inw,
&data(ctx)->outw,
ctx->encrypt);
return 1;
}
const unsigned char *in, size_t inl)
{
while (inl >= EVP_MAXCHUNK) {
DES_xcbc_encrypt(in, out, (long)EVP_MAXCHUNK, &data(ctx)->ks,
(DES_cblock *)&(ctx->iv[0]),
&data(ctx)->inw, &data(ctx)->outw, ctx->encrypt);
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
}
if (inl)
DES_xcbc_encrypt(in, out, (long)inl, &data(ctx)->ks,
(DES_cblock *)&(ctx->iv[0]),
&data(ctx)->inw, &data(ctx)->outw, ctx->encrypt);
return 1;
}
#endif