diff options
Diffstat (limited to 'openssl/trunk/crypto/camellia/cmll_misc.c')
| -rw-r--r-- | openssl/trunk/crypto/camellia/cmll_misc.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/openssl/trunk/crypto/camellia/cmll_misc.c b/openssl/trunk/crypto/camellia/cmll_misc.c new file mode 100644 index 00000000..3c4ec366 --- /dev/null +++ b/openssl/trunk/crypto/camellia/cmll_misc.c @@ -0,0 +1,110 @@ +/* crypto/camellia/camellia_misc.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. + * ==================================================================== + * + */ + +#include <openssl/opensslv.h> +#include <openssl/camellia.h> +#include "cmll_locl.h" + +const char *CAMELLIA_version="CAMELLIA" OPENSSL_VERSION_PTEXT; + +int Camellia_set_key(const unsigned char *userKey, const int bits, + CAMELLIA_KEY *key) + { + if (!userKey || !key) + { + return -1; + } + + switch(bits) + { + case 128: + camellia_setup128(userKey, (unsigned int *)key->rd_key); + key->enc = camellia_encrypt128; + key->dec = camellia_decrypt128; + break; + case 192: + camellia_setup192(userKey, (unsigned int *)key->rd_key); + key->enc = camellia_encrypt256; + key->dec = camellia_decrypt256; + break; + case 256: + camellia_setup256(userKey, (unsigned int *)key->rd_key); + key->enc = camellia_encrypt256; + key->dec = camellia_decrypt256; + break; + default: + return -2; + } + + key->bitLength = bits; + return 0; + } + +void Camellia_encrypt(const unsigned char *in, unsigned char *out, + const CAMELLIA_KEY *key) + { + uint32_t tmp[UNITSIZE]; + + memcpy(tmp, in, CAMELLIA_BLOCK_SIZE); + key->enc(key->rd_key, tmp); + memcpy(out, tmp, CAMELLIA_BLOCK_SIZE); + } + +void Camellia_decrypt(const unsigned char *in, unsigned char *out, + const CAMELLIA_KEY *key) + { + uint32_t tmp[UNITSIZE]; + + memcpy(tmp, in, CAMELLIA_BLOCK_SIZE); + key->dec(key->rd_key, tmp); + memcpy(out, tmp, CAMELLIA_BLOCK_SIZE); + } + |