Sweden-Number/dlls/bcrypt/macos.c

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/*
* Copyright 2009 Henri Verbeet for CodeWeavers
* Copyright 2018 Hans Leidekker for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#ifdef HAVE_COMMONCRYPTO_COMMONCRYPTOR_H
#include <AvailabilityMacros.h>
#include <CommonCrypto/CommonCryptor.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "ntsecapi.h"
#include "bcrypt.h"
#include "bcrypt_internal.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#if defined(HAVE_COMMONCRYPTO_COMMONCRYPTOR_H) && MAC_OS_X_VERSION_MAX_ALLOWED >= 1080 && !defined(HAVE_GNUTLS_CIPHER_INIT)
WINE_DEFAULT_DEBUG_CHANNEL(bcrypt);
struct key_data
{
CCCryptorRef ref_encrypt;
CCCryptorRef ref_decrypt;
};
C_ASSERT( sizeof(struct key_data) <= sizeof(((struct key *)0)->private) );
static struct key_data *key_data( struct key *key )
{
return (struct key_data *)key->private;
}
static NTSTATUS CDECL key_set_property( struct key *key, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
{
if (!strcmpW( prop, BCRYPT_CHAINING_MODE ))
{
if (!strcmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB ))
{
key->u.s.mode = MODE_ID_ECB;
return STATUS_SUCCESS;
}
else if (!strcmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC ))
{
key->u.s.mode = MODE_ID_CBC;
return STATUS_SUCCESS;
}
else
{
FIXME( "unsupported mode %s\n", debugstr_w((WCHAR *)value) );
return STATUS_NOT_IMPLEMENTED;
}
}
FIXME( "unsupported key property %s\n", debugstr_w(prop) );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_symmetric_init( struct key *key )
{
switch (key->alg_id)
{
case ALG_ID_AES:
switch (key->u.s.mode)
{
case MODE_ID_ECB:
case MODE_ID_CBC:
break;
default:
FIXME( "mode %u not supported\n", key->u.s.mode );
return STATUS_NOT_SUPPORTED;
}
return STATUS_SUCCESS;
default:
FIXME( "algorithm %u not supported\n", key->alg_id );
return STATUS_NOT_SUPPORTED;
}
}
static CCMode get_cryptor_mode( struct key *key )
{
switch (key->u.s.mode)
{
case MODE_ID_ECB: return kCCModeECB;
case MODE_ID_CBC: return kCCModeCBC;
default:
FIXME( "unsupported mode %u\n", key->u.s.mode );
return 0;
}
}
static void CDECL key_symmetric_vector_reset( struct key *key )
{
if (!key_data(key)->ref_encrypt) return;
TRACE( "invalidating cryptor handles\n" );
CCCryptorRelease( key_data(key)->ref_encrypt );
key_data(key)->ref_encrypt = NULL;
CCCryptorRelease( key_data(key)->ref_decrypt );
key_data(key)->ref_decrypt = NULL;
}
static NTSTATUS init_cryptor_handles( struct key *key )
{
CCCryptorStatus status;
CCMode mode;
if (key_data(key)->ref_encrypt) return STATUS_SUCCESS;
if (!(mode = get_cryptor_mode( key ))) return STATUS_NOT_SUPPORTED;
if ((status = CCCryptorCreateWithMode( kCCEncrypt, mode, kCCAlgorithmAES128, ccNoPadding, key->u.s.vector,
key->u.s.secret, key->u.s.secret_len, NULL, 0, 0, 0,
&key_data(key)->ref_encrypt )) != kCCSuccess)
{
WARN( "CCCryptorCreateWithMode failed %d\n", status );
return STATUS_INTERNAL_ERROR;
}
if ((status = CCCryptorCreateWithMode( kCCDecrypt, mode, kCCAlgorithmAES128, ccNoPadding, key->u.s.vector,
key->u.s.secret, key->u.s.secret_len, NULL, 0, 0, 0,
&key_data(key)->ref_decrypt )) != kCCSuccess)
{
WARN( "CCCryptorCreateWithMode failed %d\n", status );
CCCryptorRelease( key_data(key)->ref_encrypt );
key_data(key)->ref_encrypt = NULL;
return STATUS_INTERNAL_ERROR;
}
return STATUS_SUCCESS;
}
static NTSTATUS CDECL key_symmetric_set_auth_data( struct key *key, UCHAR *auth_data, ULONG len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_symmetric_encrypt( struct key *key, const UCHAR *input, ULONG input_len, UCHAR *output, ULONG output_len )
{
CCCryptorStatus status;
NTSTATUS ret;
if ((ret = init_cryptor_handles( key ))) return ret;
if ((status = CCCryptorUpdate( key_data(key)->ref_encrypt, input, input_len, output, output_len, NULL )) != kCCSuccess)
{
WARN( "CCCryptorUpdate failed %d\n", status );
return STATUS_INTERNAL_ERROR;
}
return STATUS_SUCCESS;
}
static NTSTATUS CDECL key_symmetric_decrypt( struct key *key, const UCHAR *input, ULONG input_len, UCHAR *output, ULONG output_len )
{
CCCryptorStatus status;
NTSTATUS ret;
if ((ret = init_cryptor_handles( key ))) return ret;
if ((status = CCCryptorUpdate( key_data(key)->ref_decrypt, input, input_len, output, output_len, NULL )) != kCCSuccess)
{
WARN( "CCCryptorUpdate failed %d\n", status );
return STATUS_INTERNAL_ERROR;
}
return STATUS_SUCCESS;
}
static NTSTATUS CDECL key_symmetric_get_tag( struct key *key, UCHAR *tag, ULONG len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static void CDECL key_symmetric_destroy( struct key *key )
{
if (key_data(key)->ref_encrypt) CCCryptorRelease( key_data(key)->ref_encrypt );
if (key_data(key)->ref_decrypt) CCCryptorRelease( key_data(key)->ref_decrypt );
}
static NTSTATUS CDECL key_asymmetric_init( struct key *key )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_asymmetric_sign( struct key *key, void *padding, UCHAR *input, ULONG input_len, UCHAR *output,
ULONG output_len, ULONG *ret_len, ULONG flags )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_asymmetric_verify( struct key *key, void *padding, UCHAR *hash, ULONG hash_len,
UCHAR *signature, ULONG signature_len, DWORD flags )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_export_dsa_capi( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_export_ecc( struct key *key, UCHAR *output, ULONG len, ULONG *ret_len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_import_dsa_capi( struct key *key, UCHAR *buf, ULONG len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_import_ecc( struct key *key, UCHAR *input, ULONG len )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static NTSTATUS CDECL key_asymmetric_generate( struct key *key )
{
FIXME( "not implemented on Mac\n" );
return STATUS_NOT_IMPLEMENTED;
}
static void CDECL key_asymmetric_destroy( struct key *key )
{
}
static const struct key_funcs key_funcs =
{
key_set_property,
key_symmetric_init,
key_symmetric_vector_reset,
key_symmetric_set_auth_data,
key_symmetric_encrypt,
key_symmetric_decrypt,
key_symmetric_get_tag,
key_symmetric_destroy,
key_asymmetric_init,
key_asymmetric_generate,
key_asymmetric_sign,
key_asymmetric_verify,
key_asymmetric_destroy,
key_export_dsa_capi,
key_export_ecc,
key_import_dsa_capi,
key_import_ecc
};
NTSTATUS CDECL __wine_init_unix_lib( HMODULE module, DWORD reason, const void *ptr_in, void *ptr_out )
{
if (reason != DLL_PROCESS_ATTACH) return STATUS_SUCCESS;
*(const struct key_funcs **)ptr_out = &key_funcs;
return STATUS_SUCCESS;
}
#endif