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harbour-core/contrib/hbssl/evpmd.c
vszakats 9687850865 2013-03-16 02:10 UTC+0100 Viktor Szakats (harbour syenar.net) 
* (all files)
    * stripped svn header
    * minor cleanups
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2013-03-16 02:11:42 +01:00

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/*
* Harbour Project source code:
* OpenSSL API (EVP MD) - Harbour interface.
*
* Copyright 2009 Viktor Szakats (harbour syenar.net)
* www - http://harbour-project.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING.txt. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
#include "hbapi.h"
#include "hbapierr.h"
#include "hbapiitm.h"
#include "hbssl.h"
#include <openssl/evp.h>
HB_FUNC( OPENSSL_ADD_ALL_DIGESTS )
{
OpenSSL_add_all_digests();
}
static HB_GARBAGE_FUNC( EVP_MD_CTX_release )
{
void ** ph = ( void ** ) Cargo;
/* Check if pointer is not NULL to avoid multiple freeing */
if( ph && *ph )
{
/* Destroy the object */
EVP_MD_CTX_destroy( ( EVP_MD_CTX * ) *ph );
/* set pointer to NULL just in case */
*ph = NULL;
}
}
static const HB_GC_FUNCS s_gcEVP_MD_CTX_funcs =
{
EVP_MD_CTX_release,
hb_gcDummyMark
};
static void * hb_EVP_MD_CTX_is( int iParam )
{
return hb_parptrGC( &s_gcEVP_MD_CTX_funcs, iParam );
}
static EVP_MD_CTX * hb_EVP_MD_CTX_par( int iParam )
{
void ** ph = ( void ** ) hb_parptrGC( &s_gcEVP_MD_CTX_funcs, iParam );
return ph ? ( EVP_MD_CTX * ) *ph : NULL;
}
int hb_EVP_MD_is( int iParam )
{
return HB_ISCHAR( iParam ) || HB_ISNUM( iParam );
}
const EVP_MD * hb_EVP_MD_par( int iParam )
{
const EVP_MD * p;
if( HB_ISCHAR( iParam ) )
return EVP_get_digestbyname( hb_parc( iParam ) );
switch( hb_parni( iParam ) )
{
case HB_EVP_MD_MD_NULL: p = EVP_md_null(); break;
#if ! defined( OPENSSL_NO_MD2 ) && OPENSSL_VERSION_NUMBER < 0x10000000L
case HB_EVP_MD_MD2: p = EVP_md2(); break;
#endif
#ifndef OPENSSL_NO_MD4
case HB_EVP_MD_MD4: p = EVP_md4(); break;
#endif
#ifndef OPENSSL_NO_MD5
case HB_EVP_MD_MD5: p = EVP_md5(); break;
#endif
#ifndef OPENSSL_NO_SHA
case HB_EVP_MD_SHA: p = EVP_sha(); break;
case HB_EVP_MD_SHA1: p = EVP_sha1(); break;
case HB_EVP_MD_DSS: p = EVP_dss(); break;
case HB_EVP_MD_DSS1: p = EVP_dss1(); break;
#if ! defined( HB_OPENSSL_OLD_OSX_ )
case HB_EVP_MD_ECDSA: p = EVP_ecdsa(); break;
#endif
#endif
#ifndef OPENSSL_NO_SHA256
case HB_EVP_MD_SHA224: p = EVP_sha224(); break;
case HB_EVP_MD_SHA256: p = EVP_sha256(); break;
#endif
#ifndef OPENSSL_NO_SHA512
case HB_EVP_MD_SHA384: p = EVP_sha384(); break;
case HB_EVP_MD_SHA512: p = EVP_sha512(); break;
#endif
#ifndef OPENSSL_NO_MDC2
case HB_EVP_MD_MDC2: p = EVP_mdc2(); break;
#endif
#ifndef OPENSSL_NO_RIPEMD
case HB_EVP_MD_RIPEMD160: p = EVP_ripemd160(); break;
#endif
default: p = NULL;
}
return p;
}
static int hb_EVP_MD_ptr_to_id( const EVP_MD * p )
{
int n;
if( p == EVP_md_null() ) n = HB_EVP_MD_MD_NULL;
#ifndef OPENSSL_NO_MD2
else if( p == EVP_md2() ) n = HB_EVP_MD_MD2;
#endif
#ifndef OPENSSL_NO_MD4
else if( p == EVP_md4() ) n = HB_EVP_MD_MD4;
#endif
#ifndef OPENSSL_NO_MD5
else if( p == EVP_md5() ) n = HB_EVP_MD_MD5;
#endif
#ifndef OPENSSL_NO_SHA
else if( p == EVP_sha() ) n = HB_EVP_MD_SHA;
else if( p == EVP_sha1() ) n = HB_EVP_MD_SHA1;
else if( p == EVP_dss() ) n = HB_EVP_MD_DSS;
else if( p == EVP_dss1() ) n = HB_EVP_MD_DSS1;
#if ! defined( HB_OPENSSL_OLD_OSX_ )
else if( p == EVP_ecdsa() ) n = HB_EVP_MD_ECDSA;
#endif
#endif
#ifndef OPENSSL_NO_SHA256
else if( p == EVP_sha224() ) n = HB_EVP_MD_SHA224;
else if( p == EVP_sha256() ) n = HB_EVP_MD_SHA256;
#endif
#ifndef OPENSSL_NO_SHA512
else if( p == EVP_sha384() ) n = HB_EVP_MD_SHA384;
else if( p == EVP_sha512() ) n = HB_EVP_MD_SHA512;
#endif
#ifndef OPENSSL_NO_MDC2
else if( p == EVP_mdc2() ) n = HB_EVP_MD_MDC2;
#endif
#ifndef OPENSSL_NO_RIPEMD
else if( p == EVP_ripemd160() ) n = HB_EVP_MD_RIPEMD160;
#endif
else n = HB_EVP_MD_UNSUPPORTED;
return n;
}
HB_FUNC( EVP_GET_DIGESTBYNAME )
{
if( HB_ISCHAR( 1 ) )
hb_retni( hb_EVP_MD_ptr_to_id( EVP_get_digestbyname( hb_parc( 1 ) ) ) );
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_GET_DIGESTBYNID )
{
if( HB_ISNUM( 1 ) )
hb_retni( hb_EVP_MD_ptr_to_id( EVP_get_digestbynid( hb_parni( 1 ) ) ) );
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_MD_TYPE )
{
const EVP_MD * md = hb_EVP_MD_par( 1 );
hb_retni( md ? EVP_MD_type( md ) : 0 );
}
HB_FUNC( EVP_MD_NID )
{
const EVP_MD * md = hb_EVP_MD_par( 1 );
hb_retni( md ? EVP_MD_nid( md ) : 0 );
}
HB_FUNC( EVP_MD_PKEY_TYPE )
{
const EVP_MD * md = hb_EVP_MD_par( 1 );
hb_retni( md ? EVP_MD_pkey_type( md ) : 0 );
}
HB_FUNC( EVP_MD_SIZE )
{
const EVP_MD * md = hb_EVP_MD_par( 1 );
hb_retni( md ? EVP_MD_size( md ) : 0 );
}
HB_FUNC( EVP_MD_BLOCK_SIZE )
{
const EVP_MD * md = hb_EVP_MD_par( 1 );
hb_retni( md ? EVP_MD_block_size( md ) : 0 );
}
HB_FUNC( EVP_MD_CTX_CREATE )
{
void ** ph = ( void ** ) hb_gcAllocate( sizeof( EVP_MD_CTX * ), &s_gcEVP_MD_CTX_funcs );
EVP_MD_CTX * ctx = EVP_MD_CTX_create();
*ph = ctx;
hb_retptrGC( ph );
}
HB_FUNC( EVP_MD_CTX_INIT )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
EVP_MD_CTX_init( ctx );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_MD_CTX_CLEANUP )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_MD_CTX_cleanup( ctx ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_MD_CTX_MD )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( hb_EVP_MD_ptr_to_id( EVP_MD_CTX_md( ctx ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_MD_CTX_COPY )
{
if( hb_EVP_MD_CTX_is( 1 ) && hb_EVP_MD_CTX_is( 2 ) )
{
EVP_MD_CTX * ctx_out = hb_EVP_MD_CTX_par( 1 );
EVP_MD_CTX * ctx_in = hb_EVP_MD_CTX_par( 2 );
if( ctx_out && ctx_in )
hb_retni( EVP_MD_CTX_copy( ctx_out, ctx_in ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_MD_CTX_COPY_EX )
{
if( hb_EVP_MD_CTX_is( 1 ) && hb_EVP_MD_CTX_is( 2 ) )
{
EVP_MD_CTX * ctx_out = hb_EVP_MD_CTX_par( 1 );
EVP_MD_CTX * ctx_in = hb_EVP_MD_CTX_par( 2 );
if( ctx_out && ctx_in )
hb_retni( EVP_MD_CTX_copy_ex( ctx_out, ctx_in ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_DIGESTINIT )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_DigestInit( ctx, md ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_DIGESTINIT_EX )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_DigestInit_ex( ctx, md, ( ENGINE * ) hb_parptr( 3 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_DIGESTUPDATE )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_DigestUpdate( ctx, hb_parcx( 2 ), ( size_t ) hb_parclen( 2 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_DIGESTFINAL )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
{
unsigned char * buffer = ( unsigned char * ) hb_xgrab( EVP_MAX_MD_SIZE + 1 );
unsigned int size = 0;
hb_retni( EVP_DigestFinal( ctx, buffer, &size ) );
if( size > 0 )
{
if( ! hb_storclen_buffer( ( char * ) buffer, ( HB_SIZE ) size, 2 ) )
hb_xfree( buffer );
}
else
{
hb_xfree( buffer );
hb_storc( NULL, 2 );
}
}
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_DIGESTFINAL_EX )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
{
unsigned char * buffer = ( unsigned char * ) hb_xgrab( EVP_MAX_MD_SIZE + 1 );
unsigned int size = 0;
hb_retni( EVP_DigestFinal_ex( ctx, buffer, &size ) );
if( size > 0 )
{
if( ! hb_storclen_buffer( ( char * ) buffer, ( HB_SIZE ) size, 2 ) )
hb_xfree( buffer );
}
else
{
hb_xfree( buffer );
hb_storc( NULL, 2 );
}
}
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_SIGNINIT )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
EVP_SignInit( ctx, md );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_SIGNINIT_EX )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_SignInit_ex( ctx, md, ( ENGINE * ) hb_parptr( 3 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_SIGNUPDATE )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_SignUpdate( ctx, hb_parcx( 2 ), ( size_t ) hb_parclen( 2 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_SIGNFINAL )
{
if( hb_EVP_MD_CTX_is( 1 ) && hb_EVP_PKEY_is( 3 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
{
unsigned char * buffer = ( unsigned char * ) hb_xgrab( EVP_PKEY_size( hb_EVP_PKEY_par( 3 ) ) + 1 );
unsigned int size = 0;
hb_retni( EVP_SignFinal( ctx, buffer, &size, hb_EVP_PKEY_par( 3 ) ) );
if( size > 0 )
{
if( ! hb_storclen_buffer( ( char * ) buffer, ( HB_SIZE ) size, 2 ) )
hb_xfree( buffer );
}
else
{
hb_xfree( buffer );
hb_storc( NULL, 2 );
}
}
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_VERIFYINIT )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_VerifyInit( ctx, md ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_VERIFYINIT_EX )
{
const EVP_MD * md = hb_EVP_MD_par( 2 );
if( hb_EVP_MD_CTX_is( 1 ) && md )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_VerifyInit_ex( ctx, md, ( ENGINE * ) hb_parptr( 3 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_VERIFYUPDATE )
{
if( hb_EVP_MD_CTX_is( 1 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_VerifyUpdate( ctx, hb_parcx( 2 ), ( size_t ) hb_parclen( 2 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
HB_FUNC( EVP_VERIFYFINAL )
{
if( hb_EVP_MD_CTX_is( 1 ) && hb_EVP_PKEY_is( 3 ) )
{
EVP_MD_CTX * ctx = hb_EVP_MD_CTX_par( 1 );
if( ctx )
hb_retni( EVP_VerifyFinal( ctx, ( const unsigned char * ) hb_parcx( 2 ), ( unsigned int ) hb_parclen( 2 ), hb_EVP_PKEY_par( 3 ) ) );
}
else
hb_errRT_BASE( EG_ARG, 2010, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}
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