| /* crypto/evp/e_camellia.c -*- mode:C; c-file-style: "eay" -*- */ |
| /* ==================================================================== |
| * Copyright (c) 2006 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. |
| * ==================================================================== |
| * |
| * This product includes cryptographic software written by Eric Young |
| * (eay@cryptsoft.com). This product includes software written by Tim |
| * Hudson (tjh@cryptsoft.com). |
| * |
| */ |
| |
| #include <openssl/opensslconf.h> |
| #ifndef OPENSSL_NO_CAMELLIA |
| #include <openssl/evp.h> |
| #include <openssl/err.h> |
| #include <string.h> |
| #include <assert.h> |
| #include <openssl/camellia.h> |
| #include "evp_locl.h" |
| |
| static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
| const unsigned char *iv, int enc); |
| |
| /* Camellia subkey Structure */ |
| typedef struct |
| { |
| CAMELLIA_KEY ks; |
| } EVP_CAMELLIA_KEY; |
| |
| /* Attribute operation for Camellia */ |
| #define data(ctx) EVP_C_DATA(EVP_CAMELLIA_KEY,ctx) |
| |
| IMPLEMENT_BLOCK_CIPHER(camellia_128, ks, Camellia, EVP_CAMELLIA_KEY, |
| NID_camellia_128, 16, 16, 16, 128, |
| 0, camellia_init_key, NULL, |
| EVP_CIPHER_set_asn1_iv, |
| EVP_CIPHER_get_asn1_iv, |
| NULL) |
| IMPLEMENT_BLOCK_CIPHER(camellia_192, ks, Camellia, EVP_CAMELLIA_KEY, |
| NID_camellia_192, 16, 24, 16, 128, |
| 0, camellia_init_key, NULL, |
| EVP_CIPHER_set_asn1_iv, |
| EVP_CIPHER_get_asn1_iv, |
| NULL) |
| IMPLEMENT_BLOCK_CIPHER(camellia_256, ks, Camellia, EVP_CAMELLIA_KEY, |
| NID_camellia_256, 16, 32, 16, 128, |
| 0, camellia_init_key, NULL, |
| EVP_CIPHER_set_asn1_iv, |
| EVP_CIPHER_get_asn1_iv, |
| NULL) |
| |
| #define IMPLEMENT_CAMELLIA_CFBR(ksize,cbits) IMPLEMENT_CFBR(camellia,Camellia,EVP_CAMELLIA_KEY,ks,ksize,cbits,16) |
| |
| IMPLEMENT_CAMELLIA_CFBR(128,1) |
| IMPLEMENT_CAMELLIA_CFBR(192,1) |
| IMPLEMENT_CAMELLIA_CFBR(256,1) |
| |
| IMPLEMENT_CAMELLIA_CFBR(128,8) |
| IMPLEMENT_CAMELLIA_CFBR(192,8) |
| IMPLEMENT_CAMELLIA_CFBR(256,8) |
| |
| |
| |
| /* The subkey for Camellia is generated. */ |
| static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, |
| const unsigned char *iv, int enc) |
| { |
| int ret; |
| |
| ret=Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data); |
| |
| if(ret < 0) |
| { |
| EVPerr(EVP_F_CAMELLIA_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED); |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| #else |
| |
| # ifdef PEDANTIC |
| static void *dummy=&dummy; |
| # endif |
| |
| #endif |