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- Added POLARSSL_CAMELLIA_SMALL_MEMORY define for SBOX'es

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This commit is contained in:
Paul Bakker 2009-01-12 22:12:03 +00:00
parent f1306186d0
commit fa049dba45
1 changed files with 9 additions and 58 deletions
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67
library/camellia.c
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@ -65,7 +65,9 @@ static const unsigned char SIGMA_CHARS[6][8] =
{ 0xb0, 0x56, 0x88, 0xc2, 0xb3, 0xe6, 0xc1, 0xfd }
};
/*static const unsigned char FSb[256] =
#ifdef POLARSSL_CAMELLIA_SMALL_MEMORY
static const unsigned char FSb[256] =
{
112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
@ -88,7 +90,10 @@ static const unsigned char SIGMA_CHARS[6][8] =
#define SBOX1(n) FSb[(n)]
#define SBOX2(n) (unsigned char)((FSb[(n)] >> 7 ^ FSb[(n)] << 1) & 0xff)
#define SBOX3(n) (unsigned char)((FSb[(n)] >> 1 ^ FSb[(n)] << 7) & 0xff)
#define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]*/
#define SBOX4(n) FSb[((n) << 1 ^ (n) >> 7) &0xff]
#else
static const unsigned char FSb[256] =
{
112, 130, 44, 236, 179, 39, 192, 229, 228, 133, 87, 53, 234, 12, 174, 65,
@ -174,6 +179,8 @@ static const unsigned char FSb4[256] =
#define SBOX3(n) FSb3[(n)]
#define SBOX4(n) FSb4[(n)]
#endif
static const unsigned char shifts[2][4][4] =
{
{
@ -832,62 +839,6 @@ int camellia_self_test( int verbose )
printf( "\n" );
return ( 0 );
/*
* CFB128 mode
*/
/*
for( i = 0; i < 6; i++ )
{
u = i >> 1;
v = i & 1;
if( verbose != 0 )
printf( " AES-CFB128-%3d (%s): ", 128 + u * 64,
( v == AES_DECRYPT ) ? "dec" : "enc" );
memcpy( iv, aes_test_cfb128_iv, 16 );
memcpy( key, aes_test_cfb128_key[u], 16 + u * 8 );
offset = 0;
aes_setkey_enc( &ctx, key, 128 + u * 64 );
if( v == AES_DECRYPT )
{
memcpy( buf, aes_test_cfb128_ct[u], 64 );
aes_crypt_cfb128( &ctx, v, 64, &offset, iv, buf, buf );
if( memcmp( buf, aes_test_cfb128_pt, 64 ) != 0 )
{
if( verbose != 0 )
printf( "failed\n" );
return( 1 );
}
}
else
{
memcpy( buf, aes_test_cfb128_pt, 64 );
aes_crypt_cfb128( &ctx, v, 64, &offset, iv, buf, buf );
if( memcmp( buf, aes_test_cfb128_ct[u], 64 ) != 0 )
{
if( verbose != 0 )
printf( "failed\n" );
return( 1 );
}
}
if( verbose != 0 )
printf( "passed\n" );
}
if( verbose != 0 )
printf( "\n" );
return( 0 ); */
}
#endif