diff options
Diffstat (limited to 'crypto/openssl/crypto/evp/e_cbc_r2.c')
| -rw-r--r-- | crypto/openssl/crypto/evp/e_cbc_r2.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/crypto/openssl/crypto/evp/e_cbc_r2.c b/crypto/openssl/crypto/evp/e_cbc_r2.c deleted file mode 100644 index 9dfada4ea642..000000000000 --- a/crypto/openssl/crypto/evp/e_cbc_r2.c +++ /dev/null @@ -1,216 +0,0 @@ -/* crypto/evp/e_cbc_r2.c */ -/* Copyright (C) 1995-1998 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.] - */ - -#ifndef NO_RC2 - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/evp.h> -#include <openssl/objects.h> - -static void rc2_cbc_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key, - unsigned char *iv,int enc); -static void rc2_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - unsigned char *in, unsigned int inl); -static int rc2_meth_to_magic(const EVP_CIPHER *e); -static EVP_CIPHER *rc2_magic_to_meth(int i); -static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type); -static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type); - -#define RC2_40_MAGIC 0xa0 -#define RC2_64_MAGIC 0x78 -#define RC2_128_MAGIC 0x3a - -static EVP_CIPHER r2_cbc_cipher= - { - NID_rc2_cbc, - 8,EVP_RC2_KEY_SIZE,8, - rc2_cbc_init_key, - rc2_cbc_cipher, - NULL, - sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+ - sizeof((((EVP_CIPHER_CTX *)NULL)->c.rc2_ks)), - rc2_set_asn1_type_and_iv, - rc2_get_asn1_type_and_iv, - }; - -static EVP_CIPHER r2_64_cbc_cipher= - { - NID_rc2_64_cbc, - 8,8 /* 64 bit */,8, - rc2_cbc_init_key, - rc2_cbc_cipher, - NULL, - sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+ - sizeof((((EVP_CIPHER_CTX *)NULL)->c.rc2_ks)), - rc2_set_asn1_type_and_iv, - rc2_get_asn1_type_and_iv, - }; - -static EVP_CIPHER r2_40_cbc_cipher= - { - NID_rc2_40_cbc, - 8,5 /* 40 bit */,8, - rc2_cbc_init_key, - rc2_cbc_cipher, - NULL, - sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+ - sizeof((((EVP_CIPHER_CTX *)NULL)->c.rc2_ks)), - rc2_set_asn1_type_and_iv, - rc2_get_asn1_type_and_iv, - }; - -EVP_CIPHER *EVP_rc2_cbc(void) - { - return(&r2_cbc_cipher); - } - -EVP_CIPHER *EVP_rc2_64_cbc(void) - { - return(&r2_64_cbc_cipher); - } - -EVP_CIPHER *EVP_rc2_40_cbc(void) - { - return(&r2_40_cbc_cipher); - } - -static void rc2_cbc_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key, - unsigned char *iv, int enc) - { - if (iv != NULL) - memcpy(&(ctx->oiv[0]),iv,8); - memcpy(&(ctx->iv[0]),&(ctx->oiv[0]),8); - if (key != NULL) - RC2_set_key(&(ctx->c.rc2_ks),EVP_CIPHER_CTX_key_length(ctx), - key,EVP_CIPHER_CTX_key_length(ctx)*8); - } - -static void rc2_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - unsigned char *in, unsigned int inl) - { - RC2_cbc_encrypt( - in,out,(long)inl, - &(ctx->c.rc2_ks),&(ctx->iv[0]), - ctx->encrypt); - } - -static int rc2_meth_to_magic(const EVP_CIPHER *e) - { - int i; - - i=EVP_CIPHER_key_length(e); - if (i == 16) return(RC2_128_MAGIC); - else if (i == 8) return(RC2_64_MAGIC); - else if (i == 5) return(RC2_40_MAGIC); - else return(0); - } - -static EVP_CIPHER *rc2_magic_to_meth(int i) - { - if (i == RC2_128_MAGIC) return(EVP_rc2_cbc()); - else if (i == RC2_64_MAGIC) return(EVP_rc2_64_cbc()); - else if (i == RC2_40_MAGIC) return(EVP_rc2_40_cbc()); - else - { - EVPerr(EVP_F_RC2_MAGIC_TO_METH,EVP_R_UNSUPPORTED_KEY_SIZE); - return(NULL); - } - } - -static int rc2_get_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type) - { - long num=0; - int i=0,l; - EVP_CIPHER *e; - - if (type != NULL) - { - l=EVP_CIPHER_CTX_iv_length(c); - i=ASN1_TYPE_get_int_octetstring(type,&num,c->oiv,l); - if (i != l) - return(-1); - else if (i > 0) - memcpy(c->iv,c->oiv,l); - e=rc2_magic_to_meth((int)num); - if (e == NULL) - return(-1); - if (e != EVP_CIPHER_CTX_cipher(c)) - { - EVP_CIPHER_CTX_cipher(c)=e; - rc2_cbc_init_key(c,NULL,NULL,1); - } - } - return(i); - } - -static int rc2_set_asn1_type_and_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type) - { - long num; - int i=0,j; - - if (type != NULL) - { - num=rc2_meth_to_magic(EVP_CIPHER_CTX_cipher(c)); - j=EVP_CIPHER_CTX_iv_length(c); - i=ASN1_TYPE_set_int_octetstring(type,num,c->oiv,j); - } - return(i); - } - -#endif |