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- Fixed cipher interface for encrypt/decrypt functions

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This commit is contained in:
Paul Bakker 2010-03-18 21:21:02 +00:00
parent 4fc45522f1
commit f3ccc68100
21 changed files with 286 additions and 170 deletions
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22
library/des.c
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@ -476,7 +476,7 @@ void des3_set3key_dec( des3_context *ctx, const unsigned char key[24] )
/*
* DES-ECB block encryption/decryption
*/
void des_crypt_ecb( des_context *ctx,
int des_crypt_ecb( des_context *ctx,
const unsigned char input[8],
unsigned char output[8] )
{
@ -500,12 +500,14 @@ void des_crypt_ecb( des_context *ctx,
PUT_ULONG_BE( Y, output, 0 );
PUT_ULONG_BE( X, output, 4 );
return( 0 );
}
/*
* DES-CBC buffer encryption/decryption
*/
void des_crypt_cbc( des_context *ctx,
int des_crypt_cbc( des_context *ctx,
int mode,
int length,
unsigned char iv[8],
@ -515,6 +517,9 @@ void des_crypt_cbc( des_context *ctx,
int i;
unsigned char temp[8];
if( length % 8 )
return( POLARSSL_ERR_DES_INVALID_INPUT_LENGTH );
if( mode == DES_ENCRYPT )
{
while( length > 0 )
@ -547,12 +552,14 @@ void des_crypt_cbc( des_context *ctx,
length -= 8;
}
}
return( 0 );
}
/*
* 3DES-ECB block encryption/decryption
*/
void des3_crypt_ecb( des3_context *ctx,
int des3_crypt_ecb( des3_context *ctx,
const unsigned char input[8],
unsigned char output[8] )
{
@ -588,12 +595,14 @@ void des3_crypt_ecb( des3_context *ctx,
PUT_ULONG_BE( Y, output, 0 );
PUT_ULONG_BE( X, output, 4 );
return( 0 );
}
/*
* 3DES-CBC buffer encryption/decryption
*/
void des3_crypt_cbc( des3_context *ctx,
int des3_crypt_cbc( des3_context *ctx,
int mode,
int length,
unsigned char iv[8],
@ -603,6 +612,9 @@ void des3_crypt_cbc( des3_context *ctx,
int i;
unsigned char temp[8];
if( length % 8 )
return( POLARSSL_ERR_DES_INVALID_INPUT_LENGTH );
if( mode == DES_ENCRYPT )
{
while( length > 0 )
@ -635,6 +647,8 @@ void des3_crypt_cbc( des3_context *ctx,
length -= 8;
}
}
return( 0 );
}
#if defined(POLARSSL_SELF_TEST)