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OS/2 Shareware BBS: 10 Tools
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crypl200.zip
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LIB_NULL.C
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1996-09-29
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/****************************************************************************
* *
* cryptlib Null Encryption Routines *
* Copyright Peter Gutmann 1995-1996 *
* *
****************************************************************************/
#include <string.h>
#include "crypt.h"
/****************************************************************************
* *
* Null En/Decryption Routines *
* *
****************************************************************************/
int nullSelfTest( void )
{
return( CRYPT_OK );
}
int nullInit( CRYPT_INFO *cryptInfo )
{
UNUSED( cryptInfo );
return( CRYPT_OK );
}
int nullInitEx( CRYPT_INFO *cryptInfo, void *cryptInfoEx )
{
UNUSED( cryptInfoEx );
return( nullInit( cryptInfo ) );
}
int nullEnd( CRYPT_INFO *cryptInfo )
{
UNUSED( cryptInfo );
return( CRYPT_OK );
}
int nullInitKey( CRYPT_INFO *cryptInfo )
{
UNUSED( cryptInfo );
return( CRYPT_OK );
}
int nullInitIV( CRYPT_INFO *cryptInfo )
{
UNUSED( cryptInfo );
return( CRYPT_OK );
}
int nullGetKeysize( CRYPT_INFO *cryptInfo )
{
UNUSED( cryptInfo );
return( CRYPT_OK );
}
int nullGetData( CRYPT_INFO *cryptInfo, void *buffer )
{
UNUSED( cryptInfo );
UNUSED( buffer );
return( CRYPT_OK );
}
int nullEncrypt( CRYPT_INFO *cryptInfo, void *buffer, int length )
{
UNUSED( cryptInfo );
UNUSED( buffer );
UNUSED( length );
return( CRYPT_OK );
}
int nullDecrypt( CRYPT_INFO *cryptInfo, void *buffer, int length )
{
UNUSED( cryptInfo );
UNUSED( buffer );
UNUSED( length );
return( CRYPT_OK );
}
void nullHashBuffer( void *hashInfo, BYTE *outBuffer, BYTE *inBuffer,
int length, const HASH_STATE hashState )
{
UNUSED( hashInfo );
UNUSED( inBuffer );
UNUSED( length );
if( hashState == HASH_ALL || hashState == HASH_END )
memset( outBuffer, 0, CRYPT_MAX_HASHSIZE );
}