From ff48c0d9098080b51ea12710029135916d117806 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 30 Mar 2010 12:36:28 +0000 Subject: svn merge -r514:HEAD ^/branches/released . --- openssl/crypto/camellia/cmll_cbc.c | 227 ++----------------------------------- 1 file changed, 9 insertions(+), 218 deletions(-) (limited to 'openssl/crypto/camellia/cmll_cbc.c') diff --git a/openssl/crypto/camellia/cmll_cbc.c b/openssl/crypto/camellia/cmll_cbc.c index 4141a7b59..4c8d455ad 100644 --- a/openssl/crypto/camellia/cmll_cbc.c +++ b/openssl/crypto/camellia/cmll_cbc.c @@ -49,225 +49,16 @@ * */ -#ifndef CAMELLIA_DEBUG -# ifndef NDEBUG -# define NDEBUG -# endif -#endif -#include -#include -#include - #include -#include "cmll_locl.h" +#include void Camellia_cbc_encrypt(const unsigned char *in, unsigned char *out, - const unsigned long length, const CAMELLIA_KEY *key, - unsigned char *ivec, const int enc) { - - unsigned long n; - unsigned long len = length; - const unsigned char *iv = ivec; - union { u32 t32[CAMELLIA_BLOCK_SIZE/sizeof(u32)]; - u8 t8 [CAMELLIA_BLOCK_SIZE]; } tmp; - const union { long one; char little; } camellia_endian = {1}; - - - assert(in && out && key && ivec); - assert((CAMELLIA_ENCRYPT == enc)||(CAMELLIA_DECRYPT == enc)); + size_t len, const CAMELLIA_KEY *key, + unsigned char *ivec, const int enc) + { - if(((size_t)in|(size_t)out|(size_t)ivec) % sizeof(u32) == 0) - { - if (CAMELLIA_ENCRYPT == enc) - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - XOR4WORD2((u32 *)out, - (u32 *)in, (u32 *)iv); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - key->enc(key->rd_key, (u32 *)out); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - iv = out; - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - for(n=0; n < len; ++n) - out[n] = in[n] ^ iv[n]; - for(n=len; n < CAMELLIA_BLOCK_SIZE; ++n) - out[n] = iv[n]; - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - key->enc(key->rd_key, (u32 *)out); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - iv = out; - } - memcpy(ivec,iv,CAMELLIA_BLOCK_SIZE); - } - else if (in != out) - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - memcpy(out,in,CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - key->dec(key->rd_key,(u32 *)out); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - XOR4WORD((u32 *)out, (u32 *)iv); - iv = in; - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->dec(key->rd_key, tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - for(n=0; n < len; ++n) - out[n] = tmp.t8[n] ^ iv[n]; - iv = in; - } - memcpy(ivec,iv,CAMELLIA_BLOCK_SIZE); - } - else /* in == out */ - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - key->dec(key->rd_key, (u32 *)out); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - XOR4WORD((u32 *)out, (u32 *)ivec); - memcpy(ivec, tmp.t8, CAMELLIA_BLOCK_SIZE); - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - key->dec(key->rd_key,(u32 *)out); - if (camellia_endian.little) - SWAP4WORD((u32 *)out); - for(n=0; n < len; ++n) - out[n] ^= ivec[n]; - for(n=len; n < CAMELLIA_BLOCK_SIZE; ++n) - out[n] = tmp.t8[n]; - memcpy(ivec, tmp.t8, CAMELLIA_BLOCK_SIZE); - } - } - } - else /* no aligned */ - { - if (CAMELLIA_ENCRYPT == enc) - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - for(n=0; n < CAMELLIA_BLOCK_SIZE; ++n) - tmp.t8[n] = in[n] ^ iv[n]; - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->enc(key->rd_key, tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - memcpy(out, tmp.t8, CAMELLIA_BLOCK_SIZE); - iv = out; - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - for(n=0; n < len; ++n) - tmp.t8[n] = in[n] ^ iv[n]; - for(n=len; n < CAMELLIA_BLOCK_SIZE; ++n) - tmp.t8[n] = iv[n]; - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->enc(key->rd_key, tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - memcpy(out, tmp.t8, CAMELLIA_BLOCK_SIZE); - iv = out; - } - memcpy(ivec,iv,CAMELLIA_BLOCK_SIZE); - } - else if (in != out) - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - memcpy(tmp.t8,in,CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->dec(key->rd_key,tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - for(n=0; n < CAMELLIA_BLOCK_SIZE; ++n) - out[n] = tmp.t8[n] ^ iv[n]; - iv = in; - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->dec(key->rd_key, tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - for(n=0; n < len; ++n) - out[n] = tmp.t8[n] ^ iv[n]; - iv = in; - } - memcpy(ivec,iv,CAMELLIA_BLOCK_SIZE); - } - else - { - while (len >= CAMELLIA_BLOCK_SIZE) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->dec(key->rd_key, tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - for(n=0; n < CAMELLIA_BLOCK_SIZE; ++n) - tmp.t8[n] ^= ivec[n]; - memcpy(ivec, in, CAMELLIA_BLOCK_SIZE); - memcpy(out, tmp.t8, CAMELLIA_BLOCK_SIZE); - len -= CAMELLIA_BLOCK_SIZE; - in += CAMELLIA_BLOCK_SIZE; - out += CAMELLIA_BLOCK_SIZE; - } - if (len) - { - memcpy(tmp.t8, in, CAMELLIA_BLOCK_SIZE); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - key->dec(key->rd_key,tmp.t32); - if (camellia_endian.little) - SWAP4WORD(tmp.t32); - for(n=0; n < len; ++n) - tmp.t8[n] ^= ivec[n]; - memcpy(ivec, in, CAMELLIA_BLOCK_SIZE); - memcpy(out,tmp.t8,len); - } - } - } -} + if (enc) + CRYPTO_cbc128_encrypt(in,out,len,key,ivec,(block128_f)Camellia_encrypt); + else + CRYPTO_cbc128_decrypt(in,out,len,key,ivec,(block128_f)Camellia_decrypt); + } -- cgit v1.2.3