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openssl/crypto/camellia/cmll_cbc.c

Index: openssl/crypto/camellia/cmll_cbc.c
===================================================================
--- openssl/crypto/camellia/cmll_cbc.c	(revision 105093)
+++ openssl/crypto/camellia/cmll_cbc.c	(working copy)
@@ -49,225 +49,16 @@
  *
  */
 
-#ifndef CAMELLIA_DEBUG
-# ifndef NDEBUG
-#  define NDEBUG
-# endif
-#endif
-#include <assert.h>
-#include <stdio.h>
-#include <string.h>
-
 #include <openssl/camellia.h>
-#include "cmll_locl.h"
+#include <openssl/modes.h>
 
 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) {
+	size_t len, 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));
-
-	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);
+	}