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- Added generic cipher wrapper for integration with OpenVPN (donated by Fox-IT)

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This commit is contained in:
Paul Bakker
2011-01-06 15:37:30 +00:00
parent 6d46812123
commit 8123e9d8f1
14 changed files with 2008 additions and 14 deletions
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24
library/des.c
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@ -362,15 +362,17 @@ static void des_setkey( unsigned long SK[32], const unsigned char key[8] )
/*
* DES key schedule (56-bit, encryption)
*/
void des_setkey_enc( des_context *ctx, const unsigned char key[8] )
int des_setkey_enc( des_context *ctx, const unsigned char key[8] )
{
des_setkey( ctx->sk, key );
return( 0 );
}
/*
* DES key schedule (56-bit, decryption)
*/
void des_setkey_dec( des_context *ctx, const unsigned char key[8] )
int des_setkey_dec( des_context *ctx, const unsigned char key[8] )
{
int i;
@ -381,6 +383,8 @@ void des_setkey_dec( des_context *ctx, const unsigned char key[8] )
SWAP( ctx->sk[i ], ctx->sk[30 - i] );
SWAP( ctx->sk[i + 1], ctx->sk[31 - i] );
}
return( 0 );
}
static void des3_set2key( unsigned long esk[96],
@ -411,23 +415,27 @@ static void des3_set2key( unsigned long esk[96],
/*
* Triple-DES key schedule (112-bit, encryption)
*/
void des3_set2key_enc( des3_context *ctx, const unsigned char key[16] )
int des3_set2key_enc( des3_context *ctx, const unsigned char key[16] )
{
unsigned long sk[96];
des3_set2key( ctx->sk, sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*
* Triple-DES key schedule (112-bit, decryption)
*/
void des3_set2key_dec( des3_context *ctx, const unsigned char key[16] )
int des3_set2key_dec( des3_context *ctx, const unsigned char key[16] )
{
unsigned long sk[96];
des3_set2key( sk, ctx->sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
static void des3_set3key( unsigned long esk[96],
@ -456,23 +464,27 @@ static void des3_set3key( unsigned long esk[96],
/*
* Triple-DES key schedule (168-bit, encryption)
*/
void des3_set3key_enc( des3_context *ctx, const unsigned char key[24] )
int des3_set3key_enc( des3_context *ctx, const unsigned char key[24] )
{
unsigned long sk[96];
des3_set3key( ctx->sk, sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*
* Triple-DES key schedule (168-bit, decryption)
*/
void des3_set3key_dec( des3_context *ctx, const unsigned char key[24] )
int des3_set3key_dec( des3_context *ctx, const unsigned char key[24] )
{
unsigned long sk[96];
des3_set3key( sk, ctx->sk, key );
memset( sk, 0, sizeof( sk ) );
return( 0 );
}
/*