mirror of
git://source.winehq.org/git/wine.git
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2370 lines
79 KiB
C
2370 lines
79 KiB
C
/*
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* Copyright 2009 Henri Verbeet for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#include <stdarg.h>
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#include <stdlib.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "ntsecapi.h"
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#include "wincrypt.h"
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#include "winternl.h"
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#include "bcrypt.h"
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#include "wine/debug.h"
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#include "bcrypt_internal.h"
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WINE_DEFAULT_DEBUG_CHANNEL(bcrypt);
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#define UNIX_CALL( func, params ) WINE_UNIX_CALL( unix_ ## func, params )
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NTSTATUS WINAPI BCryptAddContextFunction( ULONG table, const WCHAR *ctx, ULONG iface, const WCHAR *func, ULONG pos )
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{
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FIXME( "%#lx, %s, %#lx, %s, %lu: stub\n", table, debugstr_w(ctx), iface, debugstr_w(func), pos );
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return STATUS_SUCCESS;
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}
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NTSTATUS WINAPI BCryptAddContextFunctionProvider( ULONG table, const WCHAR *ctx, ULONG iface, const WCHAR *func,
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const WCHAR *provider, ULONG pos )
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{
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FIXME( "%#lx, %s, %#lx, %s, %s, %lu: stub\n", table, debugstr_w(ctx), iface, debugstr_w(func),
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debugstr_w(provider), pos );
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return STATUS_SUCCESS;
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}
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NTSTATUS WINAPI BCryptRemoveContextFunction( ULONG table, const WCHAR *ctx, ULONG iface, const WCHAR *func )
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{
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FIXME( "%#lx, %s, %#lx, %s: stub\n", table, debugstr_w(ctx), iface, debugstr_w(func) );
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS WINAPI BCryptRemoveContextFunctionProvider( ULONG table, const WCHAR *ctx, ULONG iface, const WCHAR *func,
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const WCHAR *provider )
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{
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FIXME( "%#lx, %s, %#lx, %s, %s: stub\n", table, debugstr_w(ctx), iface, debugstr_w(func), debugstr_w(provider) );
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS WINAPI BCryptEnumContextFunctions( ULONG table, const WCHAR *ctx, ULONG iface, ULONG *buflen,
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CRYPT_CONTEXT_FUNCTIONS **buffer )
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{
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FIXME( "%#lx, %s, %#lx, %p, %p\n", table, debugstr_w(ctx), iface, buflen, buffer );
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return STATUS_NOT_IMPLEMENTED;
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}
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void WINAPI BCryptFreeBuffer( void *buffer )
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{
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free( buffer );
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}
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NTSTATUS WINAPI BCryptRegisterProvider( const WCHAR *provider, ULONG flags, CRYPT_PROVIDER_REG *reg )
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{
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FIXME( "%s, %#lx, %p: stub\n", debugstr_w(provider), flags, reg );
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return STATUS_SUCCESS;
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}
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NTSTATUS WINAPI BCryptUnregisterProvider( const WCHAR *provider )
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{
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FIXME( "%s: stub\n", debugstr_w(provider) );
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return STATUS_NOT_IMPLEMENTED;
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}
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#define MAX_HASH_OUTPUT_BYTES 64
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#define MAX_HASH_BLOCK_BITS 1024
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/* ordered by class, keep in sync with enum alg_id */
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static const struct
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{
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const WCHAR *name;
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ULONG class;
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ULONG object_length;
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ULONG hash_length;
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ULONG block_bits;
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}
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builtin_algorithms[] =
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{
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{ BCRYPT_3DES_ALGORITHM, BCRYPT_CIPHER_INTERFACE, 522, 0, 0 },
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{ BCRYPT_AES_ALGORITHM, BCRYPT_CIPHER_INTERFACE, 654, 0, 0 },
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{ BCRYPT_SHA256_ALGORITHM, BCRYPT_HASH_INTERFACE, 286, 32, 512 },
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{ BCRYPT_SHA384_ALGORITHM, BCRYPT_HASH_INTERFACE, 382, 48, 1024 },
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{ BCRYPT_SHA512_ALGORITHM, BCRYPT_HASH_INTERFACE, 382, 64, 1024 },
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{ BCRYPT_SHA1_ALGORITHM, BCRYPT_HASH_INTERFACE, 278, 20, 512 },
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{ BCRYPT_MD5_ALGORITHM, BCRYPT_HASH_INTERFACE, 274, 16, 512 },
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{ BCRYPT_MD4_ALGORITHM, BCRYPT_HASH_INTERFACE, 270, 16, 512 },
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{ BCRYPT_MD2_ALGORITHM, BCRYPT_HASH_INTERFACE, 270, 16, 128 },
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{ BCRYPT_RSA_ALGORITHM, BCRYPT_ASYMMETRIC_ENCRYPTION_INTERFACE, 0, 0, 0 },
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{ BCRYPT_ECDH_P256_ALGORITHM, BCRYPT_SECRET_AGREEMENT_INTERFACE, 0, 0, 0 },
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{ BCRYPT_ECDH_P384_ALGORITHM, BCRYPT_SECRET_AGREEMENT_INTERFACE, 0, 0, 0 },
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{ BCRYPT_RSA_SIGN_ALGORITHM, BCRYPT_SIGNATURE_INTERFACE, 0, 0, 0 },
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{ BCRYPT_ECDSA_P256_ALGORITHM, BCRYPT_SIGNATURE_INTERFACE, 0, 0, 0 },
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{ BCRYPT_ECDSA_P384_ALGORITHM, BCRYPT_SIGNATURE_INTERFACE, 0, 0, 0 },
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{ BCRYPT_DSA_ALGORITHM, BCRYPT_SIGNATURE_INTERFACE, 0, 0, 0 },
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{ BCRYPT_RNG_ALGORITHM, BCRYPT_RNG_INTERFACE, 0, 0, 0 },
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};
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static inline BOOL is_symmetric_key( struct key *key )
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{
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return builtin_algorithms[key->alg_id].class == BCRYPT_CIPHER_INTERFACE;
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}
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static inline BOOL is_asymmetric_encryption_key( struct key *key )
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{
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return builtin_algorithms[key->alg_id].class == BCRYPT_ASYMMETRIC_ENCRYPTION_INTERFACE;
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}
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static inline BOOL is_agreement_key( struct key *key )
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{
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return builtin_algorithms[key->alg_id].class == BCRYPT_SECRET_AGREEMENT_INTERFACE;
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}
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static inline BOOL is_signature_key( struct key *key )
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{
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return builtin_algorithms[key->alg_id].class == BCRYPT_SIGNATURE_INTERFACE || key->alg_id == ALG_ID_RSA;
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}
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static BOOL match_operation_type( ULONG type, ULONG class )
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{
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if (!type) return TRUE;
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switch (class)
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{
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case BCRYPT_CIPHER_INTERFACE: return type & BCRYPT_CIPHER_OPERATION;
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case BCRYPT_HASH_INTERFACE: return type & BCRYPT_HASH_OPERATION;
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case BCRYPT_ASYMMETRIC_ENCRYPTION_INTERFACE: return type & BCRYPT_ASYMMETRIC_ENCRYPTION_OPERATION;
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case BCRYPT_SECRET_AGREEMENT_INTERFACE: return type & BCRYPT_SECRET_AGREEMENT_OPERATION;
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case BCRYPT_SIGNATURE_INTERFACE: return type & BCRYPT_SIGNATURE_OPERATION;
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case BCRYPT_RNG_INTERFACE: return type & BCRYPT_RNG_OPERATION;
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default: break;
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}
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return FALSE;
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}
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NTSTATUS WINAPI BCryptEnumAlgorithms( ULONG type, ULONG *ret_count, BCRYPT_ALGORITHM_IDENTIFIER **ret_list, ULONG flags )
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{
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static const ULONG supported = BCRYPT_CIPHER_OPERATION |\
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BCRYPT_HASH_OPERATION |\
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BCRYPT_ASYMMETRIC_ENCRYPTION_OPERATION |\
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BCRYPT_SECRET_AGREEMENT_OPERATION |\
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BCRYPT_SIGNATURE_OPERATION |\
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BCRYPT_RNG_OPERATION;
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BCRYPT_ALGORITHM_IDENTIFIER *list;
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ULONG i, j, count = 0;
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TRACE( "%#lx, %p, %p, %#lx\n", type, ret_count, ret_list, flags );
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if (!ret_count || !ret_list || (type & ~supported)) return STATUS_INVALID_PARAMETER;
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for (i = 0; i < ARRAY_SIZE( builtin_algorithms ); i++)
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{
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if (match_operation_type( type, builtin_algorithms[i].class )) count++;
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}
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if (!(list = malloc( count * sizeof(*list) ))) return STATUS_NO_MEMORY;
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for (i = 0, j = 0; i < ARRAY_SIZE( builtin_algorithms ); i++)
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{
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if (!match_operation_type( type, builtin_algorithms[i].class )) continue;
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list[j].pszName = (WCHAR *)builtin_algorithms[i].name;
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list[j].dwClass = builtin_algorithms[i].class;
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list[j].dwFlags = 0;
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j++;
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}
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*ret_count = count;
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*ret_list = list;
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return STATUS_SUCCESS;
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}
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static const struct algorithm pseudo_algorithms[] =
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{
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{{ MAGIC_ALG }, ALG_ID_MD2 },
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{{ MAGIC_ALG }, ALG_ID_MD4 },
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{{ MAGIC_ALG }, ALG_ID_MD5 },
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{{ MAGIC_ALG }, ALG_ID_SHA1 },
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{{ MAGIC_ALG }, ALG_ID_SHA256 },
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{{ MAGIC_ALG }, ALG_ID_SHA384 },
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{{ MAGIC_ALG }, ALG_ID_SHA512 },
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{{ 0 }}, /* RC4 */
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{{ MAGIC_ALG }, ALG_ID_RNG },
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{{ MAGIC_ALG }, ALG_ID_MD5, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_SHA1, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_SHA256, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_SHA384, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_SHA512, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_RSA },
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{{ 0 }}, /* ECDSA */
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{{ 0 }}, /* AES_CMAC */
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{{ 0 }}, /* AES_GMAC */
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{{ MAGIC_ALG }, ALG_ID_MD2, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_MD4, 0, BCRYPT_ALG_HANDLE_HMAC_FLAG },
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{{ MAGIC_ALG }, ALG_ID_3DES, CHAIN_MODE_CBC },
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{{ MAGIC_ALG }, ALG_ID_3DES, CHAIN_MODE_ECB },
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{{ MAGIC_ALG }, ALG_ID_3DES, CHAIN_MODE_CFB },
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{{ 0 }}, /* 3DES_112_CBC */
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{{ 0 }}, /* 3DES_112_ECB */
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{{ 0 }}, /* 3DES_112_CFB */
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{{ MAGIC_ALG }, ALG_ID_AES, CHAIN_MODE_CBC },
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{{ MAGIC_ALG }, ALG_ID_AES, CHAIN_MODE_ECB },
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{{ MAGIC_ALG }, ALG_ID_AES, CHAIN_MODE_CFB },
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{{ MAGIC_ALG }, ALG_ID_AES, CHAIN_MODE_CCM },
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{{ MAGIC_ALG }, ALG_ID_AES, CHAIN_MODE_GCM },
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{{ 0 }}, /* DES_CBC */
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{{ 0 }}, /* DES_ECB */
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{{ 0 }}, /* DES_CFB */
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{{ 0 }}, /* DESX_CBC */
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{{ 0 }}, /* DESX_ECB */
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{{ 0 }}, /* DESX_CFB */
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{{ 0 }}, /* RC2_CBC */
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{{ 0 }}, /* RC2_ECB */
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{{ 0 }}, /* RC2_CFB */
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{{ 0 }}, /* DH */
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{{ 0 }}, /* ECDH */
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{{ MAGIC_ALG }, ALG_ID_ECDH_P256 },
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{{ MAGIC_ALG }, ALG_ID_ECDH_P384 },
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{{ 0 }}, /* ECDH_P512 */
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{{ MAGIC_ALG }, ALG_ID_DSA },
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{{ MAGIC_ALG }, ALG_ID_ECDSA_P256 },
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{{ MAGIC_ALG }, ALG_ID_ECDSA_P384 },
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{{ 0 }}, /* ECDSA_P512 */
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{{ MAGIC_ALG }, ALG_ID_RSA_SIGN },
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};
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/* Algorithm pseudo-handles are denoted by having the lowest bit set.
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* An aligned algorithm pointer will never have this bit set.
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*/
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static inline BOOL is_alg_pseudo_handle( BCRYPT_ALG_HANDLE handle )
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{
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return (((ULONG_PTR)handle & 1) == 1);
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}
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static struct object *get_object( BCRYPT_HANDLE handle, ULONG magic )
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{
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ULONG idx;
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if (!handle) return NULL;
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if (!is_alg_pseudo_handle( handle ))
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{
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struct object *obj = handle;
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if (magic && obj->magic != magic) return NULL;
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return obj;
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}
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idx = (ULONG_PTR)handle >> 4;
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if (idx > ARRAY_SIZE(pseudo_algorithms) || !pseudo_algorithms[idx].hdr.magic)
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{
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FIXME( "pseudo-handle %p not supported\n", handle );
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return NULL;
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}
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return (struct object *)&pseudo_algorithms[idx];
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}
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static inline struct algorithm *get_alg_object( BCRYPT_ALG_HANDLE handle )
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{
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return (struct algorithm *)get_object( handle, MAGIC_ALG );
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}
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static inline struct hash *get_hash_object( BCRYPT_HASH_HANDLE handle )
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{
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return (struct hash *)get_object( handle, MAGIC_HASH );
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}
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static inline struct key *get_key_object( BCRYPT_KEY_HANDLE handle )
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{
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return (struct key *)get_object( handle, MAGIC_KEY );
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}
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static inline struct secret *get_secret_object( BCRYPT_SECRET_HANDLE handle )
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{
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return (struct secret *)get_object( handle, MAGIC_SECRET );
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}
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NTSTATUS WINAPI BCryptGenRandom( BCRYPT_ALG_HANDLE handle, UCHAR *buffer, ULONG count, ULONG flags )
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{
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const DWORD supported_flags = BCRYPT_USE_SYSTEM_PREFERRED_RNG;
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struct algorithm *alg = get_alg_object( handle );
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TRACE("%p, %p, %lu, %#lx - semi-stub\n", handle, buffer, count, flags);
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if (!handle)
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{
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/* It's valid to call without an algorithm if BCRYPT_USE_SYSTEM_PREFERRED_RNG
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* is set. In this case the preferred system RNG is used.
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*/
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if (!(flags & BCRYPT_USE_SYSTEM_PREFERRED_RNG))
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return STATUS_INVALID_HANDLE;
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}
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else if (is_alg_pseudo_handle( handle ) && handle != BCRYPT_RNG_ALG_HANDLE)
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{
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FIXME( "pseudo-handle %p not supported\n", handle );
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return STATUS_NOT_IMPLEMENTED;
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}
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else if (!alg || alg->id != ALG_ID_RNG)
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return STATUS_INVALID_HANDLE;
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if (!buffer)
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return STATUS_INVALID_PARAMETER;
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if (flags & ~supported_flags)
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FIXME("unsupported flags %#lx\n", flags & ~supported_flags);
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if (alg)
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FIXME("ignoring selected algorithm\n");
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/* When zero bytes are requested the function returns success too. */
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if (!count)
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return STATUS_SUCCESS;
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if (alg || (flags & BCRYPT_USE_SYSTEM_PREFERRED_RNG))
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{
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if (RtlGenRandom(buffer, count)) return STATUS_SUCCESS;
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}
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FIXME("called with unsupported parameters, returning error\n");
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return STATUS_NOT_IMPLEMENTED;
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}
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static struct algorithm *create_algorithm( enum alg_id id, enum chain_mode mode, DWORD flags )
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{
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struct algorithm *ret;
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if (!(ret = calloc( 1, sizeof(*ret) ))) return NULL;
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ret->hdr.magic = MAGIC_ALG;
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ret->id = id;
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ret->mode = mode;
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ret->flags = flags;
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return ret;
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}
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NTSTATUS WINAPI BCryptOpenAlgorithmProvider( BCRYPT_ALG_HANDLE *handle, const WCHAR *id, const WCHAR *implementation,
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DWORD flags )
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{
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const DWORD supported_flags = BCRYPT_ALG_HANDLE_HMAC_FLAG | BCRYPT_HASH_REUSABLE_FLAG;
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struct algorithm *alg;
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enum alg_id alg_id;
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ULONG i;
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TRACE( "%p, %s, %s, %#lx\n", handle, wine_dbgstr_w(id), wine_dbgstr_w(implementation), flags );
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if (!handle || !id) return STATUS_INVALID_PARAMETER;
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if (flags & ~supported_flags)
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{
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FIXME( "unsupported flags %#lx\n", flags & ~supported_flags );
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return STATUS_NOT_IMPLEMENTED;
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}
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for (i = 0; i < ARRAY_SIZE( builtin_algorithms ); i++)
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{
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if (!wcscmp( id, builtin_algorithms[i].name))
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{
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alg_id = i;
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break;
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}
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}
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if (i == ARRAY_SIZE( builtin_algorithms ))
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{
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FIXME( "algorithm %s not supported\n", debugstr_w(id) );
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return STATUS_NOT_IMPLEMENTED;
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}
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if (implementation && wcscmp( implementation, MS_PRIMITIVE_PROVIDER ))
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{
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FIXME( "implementation %s not supported\n", debugstr_w(implementation) );
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return STATUS_NOT_IMPLEMENTED;
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}
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if (!(alg = create_algorithm( alg_id, 0, flags ))) return STATUS_NO_MEMORY;
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*handle = alg;
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return STATUS_SUCCESS;
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}
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static void destroy_object( struct object *obj )
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{
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obj->magic = 0;
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free( obj );
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}
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NTSTATUS WINAPI BCryptCloseAlgorithmProvider( BCRYPT_ALG_HANDLE handle, DWORD flags )
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{
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struct algorithm *alg = handle;
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TRACE( "%p, %#lx\n", handle, flags );
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if (!handle || is_alg_pseudo_handle( handle ) || alg->hdr.magic != MAGIC_ALG) return STATUS_INVALID_HANDLE;
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destroy_object( &alg->hdr );
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return STATUS_SUCCESS;
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}
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NTSTATUS WINAPI BCryptGetFipsAlgorithmMode(BOOLEAN *enabled)
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{
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FIXME("%p - semi-stub\n", enabled);
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if (!enabled)
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return STATUS_INVALID_PARAMETER;
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*enabled = FALSE;
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return STATUS_SUCCESS;
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}
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struct hash_impl
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{
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union
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{
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MD2_CTX md2;
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MD4_CTX md4;
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MD5_CTX md5;
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SHA_CTX sha1;
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SHA256_CTX sha256;
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SHA512_CTX sha512;
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} u;
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};
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static NTSTATUS hash_init( struct hash_impl *hash, enum alg_id alg_id )
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{
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switch (alg_id)
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{
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case ALG_ID_MD2:
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md2_init( &hash->u.md2 );
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break;
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case ALG_ID_MD4:
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MD4Init( &hash->u.md4 );
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break;
|
|
|
|
case ALG_ID_MD5:
|
|
MD5Init( &hash->u.md5 );
|
|
break;
|
|
|
|
case ALG_ID_SHA1:
|
|
A_SHAInit( &hash->u.sha1 );
|
|
break;
|
|
|
|
case ALG_ID_SHA256:
|
|
sha256_init( &hash->u.sha256 );
|
|
break;
|
|
|
|
case ALG_ID_SHA384:
|
|
sha384_init( &hash->u.sha512 );
|
|
break;
|
|
|
|
case ALG_ID_SHA512:
|
|
sha512_init( &hash->u.sha512 );
|
|
break;
|
|
|
|
default:
|
|
ERR( "unhandled id %u\n", alg_id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static NTSTATUS hash_update( struct hash_impl *hash, enum alg_id alg_id, UCHAR *input, ULONG size )
|
|
{
|
|
switch (alg_id)
|
|
{
|
|
case ALG_ID_MD2:
|
|
md2_update( &hash->u.md2, input, size );
|
|
break;
|
|
|
|
case ALG_ID_MD4:
|
|
MD4Update( &hash->u.md4, input, size );
|
|
break;
|
|
|
|
case ALG_ID_MD5:
|
|
MD5Update( &hash->u.md5, input, size );
|
|
break;
|
|
|
|
case ALG_ID_SHA1:
|
|
A_SHAUpdate( &hash->u.sha1, input, size );
|
|
break;
|
|
|
|
case ALG_ID_SHA256:
|
|
sha256_update( &hash->u.sha256, input, size );
|
|
break;
|
|
|
|
case ALG_ID_SHA384:
|
|
sha384_update( &hash->u.sha512, input, size );
|
|
break;
|
|
|
|
case ALG_ID_SHA512:
|
|
sha512_update( &hash->u.sha512, input, size );
|
|
break;
|
|
|
|
default:
|
|
ERR( "unhandled id %u\n", alg_id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static NTSTATUS hash_finish( struct hash_impl *hash, enum alg_id alg_id, UCHAR *output )
|
|
{
|
|
switch (alg_id)
|
|
{
|
|
case ALG_ID_MD2:
|
|
md2_finalize( &hash->u.md2, output );
|
|
break;
|
|
|
|
case ALG_ID_MD4:
|
|
MD4Final( &hash->u.md4 );
|
|
memcpy( output, hash->u.md4.digest, 16 );
|
|
break;
|
|
|
|
case ALG_ID_MD5:
|
|
MD5Final( &hash->u.md5 );
|
|
memcpy( output, hash->u.md5.digest, 16 );
|
|
break;
|
|
|
|
case ALG_ID_SHA1:
|
|
A_SHAFinal( &hash->u.sha1, (ULONG *)output );
|
|
break;
|
|
|
|
case ALG_ID_SHA256:
|
|
sha256_finalize( &hash->u.sha256, output );
|
|
break;
|
|
|
|
case ALG_ID_SHA384:
|
|
sha384_finalize( &hash->u.sha512, output );
|
|
break;
|
|
|
|
case ALG_ID_SHA512:
|
|
sha512_finalize( &hash->u.sha512, output );
|
|
break;
|
|
|
|
default:
|
|
ERR( "unhandled id %u\n", alg_id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
#define HASH_FLAG_HMAC 0x01
|
|
#define HASH_FLAG_REUSABLE 0x02
|
|
struct hash
|
|
{
|
|
struct object hdr;
|
|
enum alg_id alg_id;
|
|
ULONG flags;
|
|
UCHAR *secret;
|
|
ULONG secret_len;
|
|
struct hash_impl outer;
|
|
struct hash_impl inner;
|
|
};
|
|
|
|
#define BLOCK_LENGTH_3DES 8
|
|
#define BLOCK_LENGTH_AES 16
|
|
|
|
static NTSTATUS generic_alg_property( enum alg_id id, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_OBJECT_LENGTH ))
|
|
{
|
|
if (!builtin_algorithms[id].object_length)
|
|
return STATUS_NOT_SUPPORTED;
|
|
*ret_size = sizeof(ULONG);
|
|
if (size < sizeof(ULONG))
|
|
return STATUS_BUFFER_TOO_SMALL;
|
|
if (buf)
|
|
*(ULONG *)buf = builtin_algorithms[id].object_length;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
if (!wcscmp( prop, BCRYPT_HASH_LENGTH ))
|
|
{
|
|
if (!builtin_algorithms[id].hash_length)
|
|
return STATUS_NOT_SUPPORTED;
|
|
*ret_size = sizeof(ULONG);
|
|
if (size < sizeof(ULONG))
|
|
return STATUS_BUFFER_TOO_SMALL;
|
|
if(buf)
|
|
*(ULONG*)buf = builtin_algorithms[id].hash_length;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
if (!wcscmp( prop, BCRYPT_ALGORITHM_NAME ))
|
|
{
|
|
*ret_size = (lstrlenW(builtin_algorithms[id].name) + 1) * sizeof(WCHAR);
|
|
if (size < *ret_size)
|
|
return STATUS_BUFFER_TOO_SMALL;
|
|
if(buf)
|
|
memcpy(buf, builtin_algorithms[id].name, *ret_size);
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_3des_property( enum chain_mode mode, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_BLOCK_LENGTH ))
|
|
{
|
|
*ret_size = sizeof(ULONG);
|
|
if (size < sizeof(ULONG)) return STATUS_BUFFER_TOO_SMALL;
|
|
if (buf) *(ULONG *)buf = BLOCK_LENGTH_3DES;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if (!wcscmp( prop, BCRYPT_CHAINING_MODE ))
|
|
{
|
|
const WCHAR *str;
|
|
switch (mode)
|
|
{
|
|
case CHAIN_MODE_CBC: str = BCRYPT_CHAIN_MODE_CBC; break;
|
|
default: return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
*ret_size = 64;
|
|
if (size < *ret_size) return STATUS_BUFFER_TOO_SMALL;
|
|
memcpy( buf, str, (lstrlenW(str) + 1) * sizeof(WCHAR) );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if (!wcscmp( prop, BCRYPT_KEY_LENGTHS ))
|
|
{
|
|
BCRYPT_KEY_LENGTHS_STRUCT *key_lengths = (void *)buf;
|
|
*ret_size = sizeof(*key_lengths);
|
|
if (key_lengths && size < *ret_size) return STATUS_BUFFER_TOO_SMALL;
|
|
if (key_lengths)
|
|
{
|
|
key_lengths->dwMinLength = 192;
|
|
key_lengths->dwMaxLength = 192;
|
|
key_lengths->dwIncrement = 0;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
FIXME( "unsupported property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_aes_property( enum chain_mode mode, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_BLOCK_LENGTH ))
|
|
{
|
|
*ret_size = sizeof(ULONG);
|
|
if (size < sizeof(ULONG)) return STATUS_BUFFER_TOO_SMALL;
|
|
if (buf) *(ULONG *)buf = BLOCK_LENGTH_AES;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if (!wcscmp( prop, BCRYPT_CHAINING_MODE ))
|
|
{
|
|
const WCHAR *str;
|
|
switch (mode)
|
|
{
|
|
case CHAIN_MODE_ECB: str = BCRYPT_CHAIN_MODE_ECB; break;
|
|
case CHAIN_MODE_CBC: str = BCRYPT_CHAIN_MODE_CBC; break;
|
|
case CHAIN_MODE_GCM: str = BCRYPT_CHAIN_MODE_GCM; break;
|
|
case CHAIN_MODE_CFB: str = BCRYPT_CHAIN_MODE_CFB; break;
|
|
default: return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
*ret_size = 64;
|
|
if (size < *ret_size) return STATUS_BUFFER_TOO_SMALL;
|
|
memcpy( buf, str, (lstrlenW(str) + 1) * sizeof(WCHAR) );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if (!wcscmp( prop, BCRYPT_KEY_LENGTHS ))
|
|
{
|
|
BCRYPT_KEY_LENGTHS_STRUCT *key_lengths = (void *)buf;
|
|
*ret_size = sizeof(*key_lengths);
|
|
if (key_lengths && size < *ret_size) return STATUS_BUFFER_TOO_SMALL;
|
|
if (key_lengths)
|
|
{
|
|
key_lengths->dwMinLength = 128;
|
|
key_lengths->dwMaxLength = 256;
|
|
key_lengths->dwIncrement = 64;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if (!wcscmp( prop, BCRYPT_AUTH_TAG_LENGTH ))
|
|
{
|
|
BCRYPT_AUTH_TAG_LENGTHS_STRUCT *tag_length = (void *)buf;
|
|
if (mode != CHAIN_MODE_GCM) return STATUS_NOT_SUPPORTED;
|
|
*ret_size = sizeof(*tag_length);
|
|
if (tag_length && size < *ret_size) return STATUS_BUFFER_TOO_SMALL;
|
|
if (tag_length)
|
|
{
|
|
tag_length->dwMinLength = 12;
|
|
tag_length->dwMaxLength = 16;
|
|
tag_length->dwIncrement = 1;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
FIXME( "unsupported property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_rsa_property( enum chain_mode mode, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_PADDING_SCHEMES ))
|
|
{
|
|
*ret_size = sizeof(ULONG);
|
|
if (size < sizeof(ULONG)) return STATUS_BUFFER_TOO_SMALL;
|
|
if (buf) *(ULONG *)buf = BCRYPT_SUPPORTED_PAD_PKCS1_SIG;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
FIXME( "unsupported property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_dsa_property( enum chain_mode mode, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_PADDING_SCHEMES )) return STATUS_NOT_SUPPORTED;
|
|
FIXME( "unsupported property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_alg_property( const struct algorithm *alg, const WCHAR *prop, UCHAR *buf, ULONG size,
|
|
ULONG *ret_size )
|
|
{
|
|
NTSTATUS status;
|
|
|
|
status = generic_alg_property( alg->id, prop, buf, size, ret_size );
|
|
if (status != STATUS_NOT_IMPLEMENTED)
|
|
return status;
|
|
|
|
switch (alg->id)
|
|
{
|
|
case ALG_ID_3DES:
|
|
return get_3des_property( alg->mode, prop, buf, size, ret_size );
|
|
|
|
case ALG_ID_AES:
|
|
return get_aes_property( alg->mode, prop, buf, size, ret_size );
|
|
|
|
case ALG_ID_RSA:
|
|
return get_rsa_property( alg->mode, prop, buf, size, ret_size );
|
|
|
|
case ALG_ID_DSA:
|
|
return get_dsa_property( alg->mode, prop, buf, size, ret_size );
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
FIXME( "unsupported property %s algorithm %u\n", debugstr_w(prop), alg->id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS set_alg_property( struct algorithm *alg, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
|
|
{
|
|
switch (alg->id)
|
|
{
|
|
case ALG_ID_3DES:
|
|
if (!wcscmp( prop, BCRYPT_CHAINING_MODE ))
|
|
{
|
|
if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC ))
|
|
{
|
|
alg->mode = CHAIN_MODE_CBC;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
FIXME( "unsupported mode %s\n", debugstr_w((WCHAR *)value) );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
}
|
|
FIXME( "unsupported 3des algorithm property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
|
|
case ALG_ID_AES:
|
|
if (!wcscmp( prop, BCRYPT_CHAINING_MODE ))
|
|
{
|
|
if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB ))
|
|
{
|
|
alg->mode = CHAIN_MODE_ECB;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC ))
|
|
{
|
|
alg->mode = CHAIN_MODE_CBC;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_GCM ))
|
|
{
|
|
alg->mode = CHAIN_MODE_GCM;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_CFB ))
|
|
{
|
|
alg->mode = CHAIN_MODE_CFB;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
FIXME( "unsupported mode %s\n", debugstr_w((WCHAR *)value) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
}
|
|
FIXME( "unsupported aes algorithm property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
|
|
default:
|
|
FIXME( "unsupported algorithm %u\n", alg->id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
}
|
|
|
|
static NTSTATUS set_key_property( struct key *key, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
|
|
{
|
|
if (!wcscmp( prop, BCRYPT_CHAINING_MODE ))
|
|
{
|
|
if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB ))
|
|
{
|
|
key->u.s.mode = CHAIN_MODE_ECB;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC ))
|
|
{
|
|
key->u.s.mode = CHAIN_MODE_CBC;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_GCM ))
|
|
{
|
|
key->u.s.mode = CHAIN_MODE_GCM;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( (WCHAR *)value, BCRYPT_CHAIN_MODE_CFB ))
|
|
{
|
|
key->u.s.mode = CHAIN_MODE_CFB;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
FIXME( "unsupported mode %s\n", debugstr_w((WCHAR *)value) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
}
|
|
else if (!wcscmp( prop, BCRYPT_KEY_LENGTH ))
|
|
{
|
|
if (size < sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
|
|
key->u.a.bitlen = *(DWORD*)value;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
FIXME( "unsupported key property %s\n", debugstr_w(prop) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS get_hash_property( const struct hash *hash, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
NTSTATUS status;
|
|
|
|
status = generic_alg_property( hash->alg_id, prop, buf, size, ret_size );
|
|
if (status == STATUS_NOT_IMPLEMENTED)
|
|
FIXME( "unsupported property %s\n", debugstr_w(prop) );
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS get_key_property( const struct key *key, const WCHAR *prop, UCHAR *buf, ULONG size, ULONG *ret_size )
|
|
{
|
|
switch (key->alg_id)
|
|
{
|
|
case ALG_ID_3DES:
|
|
return get_3des_property( key->u.s.mode, prop, buf, size, ret_size );
|
|
|
|
case ALG_ID_AES:
|
|
if (!wcscmp( prop, BCRYPT_AUTH_TAG_LENGTH )) return STATUS_NOT_SUPPORTED;
|
|
return get_aes_property( key->u.s.mode, prop, buf, size, ret_size );
|
|
|
|
default:
|
|
FIXME( "unsupported algorithm %u\n", key->alg_id );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptGetProperty( BCRYPT_HANDLE handle, const WCHAR *prop, UCHAR *buffer, ULONG count, ULONG *res,
|
|
ULONG flags )
|
|
{
|
|
struct object *object = get_object( handle, 0 );
|
|
|
|
TRACE( "%p, %s, %p, %lu, %p, %#lx\n", handle, wine_dbgstr_w(prop), buffer, count, res, flags );
|
|
|
|
if (!object) return STATUS_INVALID_HANDLE;
|
|
if (!prop || !res) return STATUS_INVALID_PARAMETER;
|
|
|
|
switch (object->magic)
|
|
{
|
|
case MAGIC_ALG:
|
|
{
|
|
const struct algorithm *alg = (const struct algorithm *)object;
|
|
return get_alg_property( alg, prop, buffer, count, res );
|
|
}
|
|
case MAGIC_KEY:
|
|
{
|
|
const struct key *key = (const struct key *)object;
|
|
return get_key_property( key, prop, buffer, count, res );
|
|
}
|
|
case MAGIC_HASH:
|
|
{
|
|
const struct hash *hash = (const struct hash *)object;
|
|
return get_hash_property( hash, prop, buffer, count, res );
|
|
}
|
|
default:
|
|
WARN( "unknown magic %#lx\n", object->magic );
|
|
return STATUS_INVALID_HANDLE;
|
|
}
|
|
}
|
|
|
|
static NTSTATUS hash_prepare( struct hash *hash )
|
|
{
|
|
UCHAR buffer[MAX_HASH_BLOCK_BITS / 8] = {0};
|
|
int block_bytes, i;
|
|
NTSTATUS status;
|
|
|
|
/* initialize hash */
|
|
if ((status = hash_init( &hash->inner, hash->alg_id ))) return status;
|
|
if (!(hash->flags & HASH_FLAG_HMAC)) return STATUS_SUCCESS;
|
|
|
|
/* initialize hmac */
|
|
if ((status = hash_init( &hash->outer, hash->alg_id ))) return status;
|
|
block_bytes = builtin_algorithms[hash->alg_id].block_bits / 8;
|
|
if (hash->secret_len > block_bytes)
|
|
{
|
|
struct hash_impl temp;
|
|
if ((status = hash_init( &temp, hash->alg_id ))) return status;
|
|
if ((status = hash_update( &temp, hash->alg_id, hash->secret, hash->secret_len ))) return status;
|
|
if ((status = hash_finish( &temp, hash->alg_id, buffer ))) return status;
|
|
}
|
|
else memcpy( buffer, hash->secret, hash->secret_len );
|
|
|
|
for (i = 0; i < block_bytes; i++) buffer[i] ^= 0x5c;
|
|
if ((status = hash_update( &hash->outer, hash->alg_id, buffer, block_bytes ))) return status;
|
|
for (i = 0; i < block_bytes; i++) buffer[i] ^= (0x5c ^ 0x36);
|
|
return hash_update( &hash->inner, hash->alg_id, buffer, block_bytes );
|
|
}
|
|
|
|
static NTSTATUS hash_create( const struct algorithm *alg, UCHAR *secret, ULONG secret_len, ULONG flags,
|
|
struct hash **ret_hash )
|
|
{
|
|
struct hash *hash;
|
|
NTSTATUS status;
|
|
|
|
if (!(hash = calloc( 1, sizeof(*hash) ))) return STATUS_NO_MEMORY;
|
|
hash->hdr.magic = MAGIC_HASH;
|
|
hash->alg_id = alg->id;
|
|
if (alg->flags & BCRYPT_ALG_HANDLE_HMAC_FLAG) hash->flags = HASH_FLAG_HMAC;
|
|
if ((alg->flags & BCRYPT_HASH_REUSABLE_FLAG) || (flags & BCRYPT_HASH_REUSABLE_FLAG))
|
|
hash->flags |= HASH_FLAG_REUSABLE;
|
|
|
|
if (secret_len && !(hash->secret = malloc( secret_len )))
|
|
{
|
|
free( hash );
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
memcpy( hash->secret, secret, secret_len );
|
|
hash->secret_len = secret_len;
|
|
|
|
if ((status = hash_prepare( hash )))
|
|
{
|
|
free( hash->secret );
|
|
free( hash );
|
|
return status;
|
|
}
|
|
|
|
*ret_hash = hash;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptCreateHash( BCRYPT_ALG_HANDLE handle, BCRYPT_HASH_HANDLE *ret_handle, UCHAR *object,
|
|
ULONG object_len, UCHAR *secret, ULONG secret_len, ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
struct hash *hash;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "%p, %p, %p, %lu, %p, %lu, %#lx\n", handle, ret_handle, object, object_len, secret, secret_len, flags );
|
|
if (flags & ~BCRYPT_HASH_REUSABLE_FLAG)
|
|
{
|
|
FIXME( "unimplemented flags %#lx\n", flags );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
if (object) FIXME( "ignoring object buffer\n" );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
if (!ret_handle) return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = hash_create( alg, secret, secret_len, flags, &hash ))) return status;
|
|
*ret_handle = hash;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDuplicateHash( BCRYPT_HASH_HANDLE handle, BCRYPT_HASH_HANDLE *handle_copy,
|
|
UCHAR *object, ULONG objectlen, ULONG flags )
|
|
{
|
|
struct hash *hash_orig = get_hash_object( handle );
|
|
struct hash *hash_copy;
|
|
|
|
TRACE( "%p, %p, %p, %lu, %#lx\n", handle, handle_copy, object, objectlen, flags );
|
|
|
|
if (!hash_orig) return STATUS_INVALID_HANDLE;
|
|
if (!handle_copy) return STATUS_INVALID_PARAMETER;
|
|
if (object) FIXME( "ignoring object buffer\n" );
|
|
|
|
if (!(hash_copy = malloc( sizeof(*hash_copy) ))) return STATUS_NO_MEMORY;
|
|
|
|
memcpy( hash_copy, hash_orig, sizeof(*hash_orig) );
|
|
if (hash_orig->secret && !(hash_copy->secret = malloc( hash_orig->secret_len )))
|
|
{
|
|
free( hash_copy );
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
memcpy( hash_copy->secret, hash_orig->secret, hash_orig->secret_len );
|
|
|
|
*handle_copy = hash_copy;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static void hash_destroy( struct hash *hash )
|
|
{
|
|
if (!hash) return;
|
|
free( hash->secret );
|
|
destroy_object( &hash->hdr );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDestroyHash( BCRYPT_HASH_HANDLE handle )
|
|
{
|
|
struct hash *hash = get_hash_object( handle );
|
|
|
|
TRACE( "%p\n", handle );
|
|
|
|
if (!hash) return STATUS_INVALID_PARAMETER;
|
|
hash_destroy( hash );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptHashData( BCRYPT_HASH_HANDLE handle, UCHAR *input, ULONG size, ULONG flags )
|
|
{
|
|
struct hash *hash = get_hash_object( handle );
|
|
|
|
TRACE( "%p, %p, %lu, %#lx\n", handle, input, size, flags );
|
|
|
|
if (!hash) return STATUS_INVALID_HANDLE;
|
|
if (!input) return STATUS_SUCCESS;
|
|
|
|
return hash_update( &hash->inner, hash->alg_id, input, size );
|
|
}
|
|
|
|
static NTSTATUS hash_finalize( struct hash *hash, UCHAR *output )
|
|
{
|
|
UCHAR buffer[MAX_HASH_OUTPUT_BYTES];
|
|
ULONG hash_length = builtin_algorithms[hash->alg_id].hash_length;
|
|
NTSTATUS status;
|
|
|
|
if (!(hash->flags & HASH_FLAG_HMAC))
|
|
{
|
|
if ((status = hash_finish( &hash->inner, hash->alg_id, output ))) return status;
|
|
if (hash->flags & HASH_FLAG_REUSABLE) return hash_prepare( hash );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
if ((status = hash_finish( &hash->inner, hash->alg_id, buffer ))) return status;
|
|
if ((status = hash_update( &hash->outer, hash->alg_id, buffer, hash_length ))) return status;
|
|
if ((status = hash_finish( &hash->outer, hash->alg_id, output ))) return status;
|
|
|
|
if (hash->flags & HASH_FLAG_REUSABLE) return hash_prepare( hash );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptFinishHash( BCRYPT_HASH_HANDLE handle, UCHAR *output, ULONG size, ULONG flags )
|
|
{
|
|
struct hash *hash = get_hash_object( handle );
|
|
|
|
TRACE( "%p, %p, %lu, %#lx\n", handle, output, size, flags );
|
|
|
|
if (!hash) return STATUS_INVALID_HANDLE;
|
|
if (!output || size != builtin_algorithms[hash->alg_id].hash_length) return STATUS_INVALID_PARAMETER;
|
|
|
|
return hash_finalize( hash, output );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptHash( BCRYPT_ALG_HANDLE handle, UCHAR *secret, ULONG secret_len,
|
|
UCHAR *input, ULONG input_len, UCHAR *output, ULONG output_len )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
struct hash *hash;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "%p, %p, %lu, %p, %lu, %p, %lu\n", handle, secret, secret_len, input, input_len, output, output_len );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
if (!output) return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = hash_create( alg, secret, secret_len, 0, &hash ))) return status;
|
|
if (output_len != builtin_algorithms[hash->alg_id].hash_length)
|
|
{
|
|
hash_destroy( hash );
|
|
return STATUS_INVALID_PARAMETER;
|
|
}
|
|
if ((status = hash_update( &hash->inner, hash->alg_id, input, input_len )))
|
|
{
|
|
hash_destroy( hash );
|
|
return status;
|
|
}
|
|
status = hash_finalize( hash, output );
|
|
hash_destroy( hash );
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS key_asymmetric_create( enum alg_id alg_id, ULONG bitlen, struct key **ret_key )
|
|
{
|
|
struct key *key;
|
|
|
|
if (!__wine_unixlib_handle)
|
|
{
|
|
ERR( "no encryption support\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
if (!(key = calloc( 1, sizeof(*key) ))) return STATUS_NO_MEMORY;
|
|
key->hdr.magic = MAGIC_KEY;
|
|
key->alg_id = alg_id;
|
|
key->u.a.bitlen = bitlen;
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static BOOL is_equal_vector( const UCHAR *vector, ULONG len, const UCHAR *vector2, ULONG len2 )
|
|
{
|
|
if (!vector && !vector2) return TRUE;
|
|
if (len != len2) return FALSE;
|
|
return !memcmp( vector, vector2, len );
|
|
}
|
|
|
|
static NTSTATUS key_symmetric_set_vector( struct key *key, UCHAR *vector, ULONG vector_len, BOOL force_reset )
|
|
{
|
|
BOOL needs_reset = force_reset || !is_equal_vector( key->u.s.vector, key->u.s.vector_len, vector, vector_len );
|
|
|
|
free( key->u.s.vector );
|
|
key->u.s.vector = NULL;
|
|
key->u.s.vector_len = 0;
|
|
if (vector)
|
|
{
|
|
if (!(key->u.s.vector = malloc( vector_len ))) return STATUS_NO_MEMORY;
|
|
memcpy( key->u.s.vector, vector, vector_len );
|
|
key->u.s.vector_len = vector_len;
|
|
}
|
|
if (needs_reset) UNIX_CALL( key_symmetric_vector_reset, key );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static struct key *create_symmetric_key( enum alg_id alg, enum chain_mode mode, ULONG block_size, UCHAR *secret,
|
|
ULONG secret_len )
|
|
{
|
|
struct key *ret;
|
|
|
|
if (!(ret = calloc( 1, sizeof(*ret) ))) return NULL;
|
|
InitializeCriticalSection( &ret->u.s.cs );
|
|
ret->hdr.magic = MAGIC_KEY;
|
|
ret->alg_id = alg;
|
|
ret->u.s.mode = mode;
|
|
ret->u.s.block_size = block_size;
|
|
|
|
if (!(ret->u.s.secret = malloc( secret_len )))
|
|
{
|
|
DeleteCriticalSection( &ret->u.s.cs );
|
|
free( ret );
|
|
return NULL;
|
|
}
|
|
memcpy( ret->u.s.secret, secret, secret_len );
|
|
ret->u.s.secret_len = secret_len;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ULONG get_block_size( struct algorithm *alg )
|
|
{
|
|
ULONG ret = 0, size = sizeof(ret);
|
|
get_alg_property( alg, BCRYPT_BLOCK_LENGTH, (UCHAR *)&ret, sizeof(ret), &size );
|
|
return ret;
|
|
}
|
|
|
|
static NTSTATUS generate_symmetric_key( struct algorithm *alg, BCRYPT_KEY_HANDLE *ret_handle, UCHAR *secret,
|
|
ULONG secret_len )
|
|
{
|
|
BCRYPT_KEY_LENGTHS_STRUCT key_lengths;
|
|
ULONG block_size, size;
|
|
struct key *key;
|
|
NTSTATUS status;
|
|
|
|
if (!(block_size = get_block_size( alg ))) return STATUS_INVALID_PARAMETER;
|
|
if (!get_alg_property( alg, BCRYPT_KEY_LENGTHS, (UCHAR *)&key_lengths, sizeof(key_lengths), &size ))
|
|
{
|
|
if (secret_len > (size = key_lengths.dwMaxLength / 8))
|
|
{
|
|
WARN( "secret_len %lu exceeds key max length %lu, setting to maximum\n", secret_len, size );
|
|
secret_len = size;
|
|
}
|
|
else if (secret_len < (size = key_lengths.dwMinLength / 8))
|
|
{
|
|
WARN( "secret_len %lu is less than minimum key length %lu\n", secret_len, size );
|
|
return STATUS_INVALID_PARAMETER;
|
|
}
|
|
else if (key_lengths.dwIncrement && (secret_len * 8 - key_lengths.dwMinLength) % key_lengths.dwIncrement)
|
|
{
|
|
WARN( "secret_len %lu is not a valid key length\n", secret_len );
|
|
return STATUS_INVALID_PARAMETER;
|
|
}
|
|
}
|
|
|
|
if (!(key = create_symmetric_key( alg->id, alg->mode, block_size, secret, secret_len ))) status = STATUS_NO_MEMORY;
|
|
else
|
|
{
|
|
*ret_handle = key;
|
|
status = STATUS_SUCCESS;
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS key_import( struct algorithm *alg, const WCHAR *type, BCRYPT_KEY_HANDLE *key, UCHAR *object,
|
|
ULONG object_len, UCHAR *input, ULONG input_len )
|
|
{
|
|
ULONG len;
|
|
|
|
if (!wcscmp( type, BCRYPT_KEY_DATA_BLOB ))
|
|
{
|
|
BCRYPT_KEY_DATA_BLOB_HEADER *header = (BCRYPT_KEY_DATA_BLOB_HEADER *)input;
|
|
|
|
if (input_len < sizeof(BCRYPT_KEY_DATA_BLOB_HEADER)) return STATUS_BUFFER_TOO_SMALL;
|
|
if (header->dwMagic != BCRYPT_KEY_DATA_BLOB_MAGIC) return STATUS_INVALID_PARAMETER;
|
|
if (header->dwVersion != BCRYPT_KEY_DATA_BLOB_VERSION1)
|
|
{
|
|
FIXME( "unknown key data blob version %lu\n", header->dwVersion );
|
|
return STATUS_INVALID_PARAMETER;
|
|
}
|
|
len = header->cbKeyData;
|
|
if (len + sizeof(BCRYPT_KEY_DATA_BLOB_HEADER) > input_len) return STATUS_INVALID_PARAMETER;
|
|
|
|
return generate_symmetric_key( alg, key, (UCHAR *)&header[1], len );
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_OPAQUE_KEY_BLOB ))
|
|
{
|
|
if (input_len < sizeof(len)) return STATUS_BUFFER_TOO_SMALL;
|
|
len = *(ULONG *)input;
|
|
if (len + sizeof(len) > input_len) return STATUS_INVALID_PARAMETER;
|
|
|
|
return generate_symmetric_key( alg, key, input + sizeof(len), len );
|
|
}
|
|
|
|
FIXME( "unsupported key type %s\n", debugstr_w(type) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS key_export( struct key *key, const WCHAR *type, UCHAR *output, ULONG output_len, ULONG *size )
|
|
{
|
|
struct key_asymmetric_export_params params;
|
|
|
|
if (!wcscmp( type, BCRYPT_KEY_DATA_BLOB ))
|
|
{
|
|
BCRYPT_KEY_DATA_BLOB_HEADER *header = (BCRYPT_KEY_DATA_BLOB_HEADER *)output;
|
|
ULONG req_size = sizeof(BCRYPT_KEY_DATA_BLOB_HEADER) + key->u.s.secret_len;
|
|
|
|
*size = req_size;
|
|
if (output_len < req_size) return STATUS_BUFFER_TOO_SMALL;
|
|
if (output)
|
|
{
|
|
header->dwMagic = BCRYPT_KEY_DATA_BLOB_MAGIC;
|
|
header->dwVersion = BCRYPT_KEY_DATA_BLOB_VERSION1;
|
|
header->cbKeyData = key->u.s.secret_len;
|
|
memcpy( &header[1], key->u.s.secret, key->u.s.secret_len );
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_OPAQUE_KEY_BLOB ))
|
|
{
|
|
ULONG len, req_size = sizeof(len) + key->u.s.secret_len;
|
|
|
|
*size = req_size;
|
|
if (output_len < req_size) return STATUS_BUFFER_TOO_SMALL;
|
|
if (output)
|
|
{
|
|
*(ULONG *)output = key->u.s.secret_len;
|
|
memcpy( output + sizeof(len), key->u.s.secret, key->u.s.secret_len );
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_DSA_PRIVATE_BLOB ) || !wcscmp( type, LEGACY_DSA_V2_PRIVATE_BLOB ) ||
|
|
!wcscmp( type, BCRYPT_ECCPRIVATE_BLOB ))
|
|
{
|
|
params.key = key;
|
|
params.flags = 0;
|
|
params.buf = output;
|
|
params.len = output_len;
|
|
params.ret_len = size;
|
|
return UNIX_CALL( key_asymmetric_export, ¶ms );
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_RSAPRIVATE_BLOB ) || !wcscmp( type, BCRYPT_RSAFULLPRIVATE_BLOB ))
|
|
{
|
|
params.key = key;
|
|
params.flags = (wcscmp( type, BCRYPT_RSAPRIVATE_BLOB )) ? KEY_EXPORT_FLAG_RSA_FULL : 0;
|
|
params.buf = output;
|
|
params.len = output_len;
|
|
params.ret_len = size;
|
|
return UNIX_CALL( key_asymmetric_export, ¶ms );
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_DSA_PUBLIC_BLOB ) || !wcscmp( type, LEGACY_DSA_V2_PUBLIC_BLOB ) ||
|
|
!wcscmp( type, BCRYPT_ECCPUBLIC_BLOB ) || !wcscmp( type, BCRYPT_RSAPUBLIC_BLOB ))
|
|
{
|
|
params.key = key;
|
|
params.flags = KEY_EXPORT_FLAG_PUBLIC;
|
|
params.buf = output;
|
|
params.len = output_len;
|
|
params.ret_len = size;
|
|
return UNIX_CALL( key_asymmetric_export, ¶ms );
|
|
}
|
|
|
|
FIXME( "unsupported key type %s\n", debugstr_w(type) );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static NTSTATUS key_symmetric_encrypt( struct key *key, UCHAR *input, ULONG input_len, void *padding, UCHAR *iv,
|
|
ULONG iv_len, UCHAR *output, ULONG output_len, ULONG *ret_len, ULONG flags )
|
|
{
|
|
struct key_symmetric_set_auth_data_params auth_params;
|
|
struct key_symmetric_encrypt_params encrypt_params;
|
|
struct key_symmetric_get_tag_params tag_params;
|
|
ULONG bytes_left = input_len;
|
|
UCHAR *buf;
|
|
NTSTATUS status;
|
|
|
|
if (key->u.s.mode == CHAIN_MODE_GCM)
|
|
{
|
|
BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO *auth_info = padding;
|
|
|
|
if (!auth_info) return STATUS_INVALID_PARAMETER;
|
|
if (!auth_info->pbNonce) return STATUS_INVALID_PARAMETER;
|
|
if (!auth_info->pbTag) return STATUS_INVALID_PARAMETER;
|
|
if (auth_info->cbTag < 12 || auth_info->cbTag > 16) return STATUS_INVALID_PARAMETER;
|
|
if (auth_info->dwFlags & BCRYPT_AUTH_MODE_CHAIN_CALLS_FLAG)
|
|
FIXME( "call chaining not implemented\n" );
|
|
|
|
if ((status = key_symmetric_set_vector( key, auth_info->pbNonce, auth_info->cbNonce, TRUE )))
|
|
return status;
|
|
|
|
*ret_len = input_len;
|
|
if (flags & BCRYPT_BLOCK_PADDING) return STATUS_INVALID_PARAMETER;
|
|
if (input && !output) return STATUS_SUCCESS;
|
|
if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
|
|
|
|
auth_params.key = key;
|
|
auth_params.auth_data = auth_info->pbAuthData;
|
|
auth_params.len = auth_info->cbAuthData;
|
|
if ((status = UNIX_CALL( key_symmetric_set_auth_data, &auth_params ))) return status;
|
|
|
|
encrypt_params.key = key;
|
|
encrypt_params.input = input;
|
|
encrypt_params.input_len = input_len;
|
|
encrypt_params.output = output;
|
|
encrypt_params.output_len = output_len;
|
|
if ((status = UNIX_CALL( key_symmetric_encrypt, &encrypt_params ))) return status;
|
|
|
|
tag_params.key = key;
|
|
tag_params.tag = auth_info->pbTag;
|
|
tag_params.len = auth_info->cbTag;
|
|
return UNIX_CALL( key_symmetric_get_tag, &tag_params );
|
|
}
|
|
|
|
*ret_len = input_len;
|
|
|
|
if (flags & BCRYPT_BLOCK_PADDING)
|
|
*ret_len = (input_len + key->u.s.block_size) & ~(key->u.s.block_size - 1);
|
|
else if (input_len & (key->u.s.block_size - 1))
|
|
return STATUS_INVALID_BUFFER_SIZE;
|
|
|
|
if (!output) return STATUS_SUCCESS;
|
|
if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
|
|
if (key->u.s.mode == CHAIN_MODE_ECB && iv) return STATUS_INVALID_PARAMETER;
|
|
if ((status = key_symmetric_set_vector( key, iv, iv_len, flags & BCRYPT_BLOCK_PADDING ))) return status;
|
|
|
|
encrypt_params.key = key;
|
|
encrypt_params.input = input;
|
|
encrypt_params.input_len = key->u.s.block_size;
|
|
encrypt_params.output = output;
|
|
encrypt_params.output_len = key->u.s.block_size;
|
|
while (bytes_left >= key->u.s.block_size)
|
|
{
|
|
if ((status = UNIX_CALL( key_symmetric_encrypt, &encrypt_params )))
|
|
return status;
|
|
if (key->u.s.mode == CHAIN_MODE_ECB && (status = key_symmetric_set_vector( key, NULL, 0, TRUE )))
|
|
return status;
|
|
bytes_left -= key->u.s.block_size;
|
|
encrypt_params.input += key->u.s.block_size;
|
|
encrypt_params.output += key->u.s.block_size;
|
|
}
|
|
|
|
if (flags & BCRYPT_BLOCK_PADDING)
|
|
{
|
|
if (!(buf = malloc( key->u.s.block_size ))) return STATUS_NO_MEMORY;
|
|
memcpy( buf, encrypt_params.input, bytes_left );
|
|
memset( buf + bytes_left, key->u.s.block_size - bytes_left, key->u.s.block_size - bytes_left );
|
|
encrypt_params.input = buf;
|
|
status = UNIX_CALL( key_symmetric_encrypt, &encrypt_params );
|
|
free( buf );
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS key_symmetric_decrypt( struct key *key, UCHAR *input, ULONG input_len, void *padding, UCHAR *iv,
|
|
ULONG iv_len, UCHAR *output, ULONG output_len, ULONG *ret_len, ULONG flags )
|
|
{
|
|
struct key_symmetric_set_auth_data_params auth_params;
|
|
struct key_symmetric_decrypt_params decrypt_params;
|
|
struct key_symmetric_get_tag_params tag_params;
|
|
ULONG bytes_left = input_len;
|
|
NTSTATUS status;
|
|
|
|
if (key->u.s.mode == CHAIN_MODE_GCM)
|
|
{
|
|
BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO *auth_info = padding;
|
|
UCHAR tag[16];
|
|
|
|
if (!auth_info) return STATUS_INVALID_PARAMETER;
|
|
if (!auth_info->pbNonce) return STATUS_INVALID_PARAMETER;
|
|
if (!auth_info->pbTag) return STATUS_INVALID_PARAMETER;
|
|
if (auth_info->cbTag < 12 || auth_info->cbTag > 16) return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_symmetric_set_vector( key, auth_info->pbNonce, auth_info->cbNonce, TRUE )))
|
|
return status;
|
|
|
|
*ret_len = input_len;
|
|
if (flags & BCRYPT_BLOCK_PADDING) return STATUS_INVALID_PARAMETER;
|
|
if (!output) return STATUS_SUCCESS;
|
|
if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
|
|
|
|
auth_params.key = key;
|
|
auth_params.auth_data = auth_info->pbAuthData;
|
|
auth_params.len = auth_info->cbAuthData;
|
|
if ((status = UNIX_CALL( key_symmetric_set_auth_data, &auth_params ))) return status;
|
|
|
|
decrypt_params.key = key;
|
|
decrypt_params.input = input;
|
|
decrypt_params.input_len = input_len;
|
|
decrypt_params.output = output;
|
|
decrypt_params.output_len = output_len;
|
|
if ((status = UNIX_CALL( key_symmetric_decrypt, &decrypt_params ))) return status;
|
|
|
|
tag_params.key = key;
|
|
tag_params.tag = tag;
|
|
tag_params.len = sizeof(tag);
|
|
if ((status = UNIX_CALL( key_symmetric_get_tag, &tag_params ))) return status;
|
|
if (memcmp( tag, auth_info->pbTag, auth_info->cbTag )) return STATUS_AUTH_TAG_MISMATCH;
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
*ret_len = input_len;
|
|
|
|
if (input_len & (key->u.s.block_size - 1)) return STATUS_INVALID_BUFFER_SIZE;
|
|
if (!output) return STATUS_SUCCESS;
|
|
if (flags & BCRYPT_BLOCK_PADDING)
|
|
{
|
|
if (output_len + key->u.s.block_size < *ret_len) return STATUS_BUFFER_TOO_SMALL;
|
|
if (input_len < key->u.s.block_size) return STATUS_BUFFER_TOO_SMALL;
|
|
bytes_left -= key->u.s.block_size;
|
|
}
|
|
else if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
|
|
|
|
if (key->u.s.mode == CHAIN_MODE_ECB && iv) return STATUS_INVALID_PARAMETER;
|
|
if ((status = key_symmetric_set_vector( key, iv, iv_len, flags & BCRYPT_BLOCK_PADDING ))) return status;
|
|
|
|
decrypt_params.key = key;
|
|
decrypt_params.input = input;
|
|
decrypt_params.input_len = key->u.s.block_size;
|
|
decrypt_params.output = output;
|
|
decrypt_params.output_len = key->u.s.block_size;
|
|
while (bytes_left >= key->u.s.block_size)
|
|
{
|
|
if ((status = UNIX_CALL( key_symmetric_decrypt, &decrypt_params ))) return status;
|
|
if (key->u.s.mode == CHAIN_MODE_ECB && (status = key_symmetric_set_vector( key, NULL, 0, TRUE )))
|
|
return status;
|
|
bytes_left -= key->u.s.block_size;
|
|
decrypt_params.input += key->u.s.block_size;
|
|
decrypt_params.output += key->u.s.block_size;
|
|
}
|
|
|
|
if (flags & BCRYPT_BLOCK_PADDING)
|
|
{
|
|
UCHAR *buf, *dst = decrypt_params.output;
|
|
if (!(buf = malloc( key->u.s.block_size ))) return STATUS_NO_MEMORY;
|
|
decrypt_params.output = buf;
|
|
status = UNIX_CALL( key_symmetric_decrypt, &decrypt_params );
|
|
if (!status && buf[ key->u.s.block_size - 1 ] <= key->u.s.block_size)
|
|
{
|
|
*ret_len -= buf[ key->u.s.block_size - 1 ];
|
|
if (output_len < *ret_len) status = STATUS_BUFFER_TOO_SMALL;
|
|
else memcpy( dst, buf, key->u.s.block_size - buf[ key->u.s.block_size - 1 ] );
|
|
}
|
|
else status = STATUS_UNSUCCESSFUL; /* FIXME: invalid padding */
|
|
free( buf );
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
static void key_destroy( struct key *key )
|
|
{
|
|
if (is_symmetric_key( key ))
|
|
{
|
|
UNIX_CALL( key_symmetric_destroy, key );
|
|
free( key->u.s.vector );
|
|
free( key->u.s.secret );
|
|
DeleteCriticalSection( &key->u.s.cs );
|
|
}
|
|
else
|
|
UNIX_CALL( key_asymmetric_destroy, key );
|
|
|
|
destroy_object( &key->hdr );
|
|
}
|
|
|
|
static NTSTATUS key_import_pair( struct algorithm *alg, const WCHAR *type, BCRYPT_KEY_HANDLE *ret_key, UCHAR *input,
|
|
ULONG input_len )
|
|
{
|
|
struct key_asymmetric_import_params params;
|
|
struct key *key;
|
|
NTSTATUS status;
|
|
ULONG size;
|
|
|
|
if (!wcscmp( type, BCRYPT_ECCPUBLIC_BLOB ))
|
|
{
|
|
BCRYPT_ECCKEY_BLOB *ecc_blob = (BCRYPT_ECCKEY_BLOB *)input;
|
|
DWORD key_size, magic;
|
|
|
|
if (input_len < sizeof(*ecc_blob)) return STATUS_INVALID_PARAMETER;
|
|
|
|
switch (alg->id)
|
|
{
|
|
case ALG_ID_ECDH_P256:
|
|
key_size = 32;
|
|
magic = BCRYPT_ECDH_PUBLIC_P256_MAGIC;
|
|
break;
|
|
|
|
case ALG_ID_ECDH_P384:
|
|
key_size = 48;
|
|
magic = BCRYPT_ECDH_PUBLIC_P384_MAGIC;
|
|
break;
|
|
|
|
case ALG_ID_ECDSA_P256:
|
|
key_size = 32;
|
|
magic = BCRYPT_ECDSA_PUBLIC_P256_MAGIC;
|
|
break;
|
|
|
|
case ALG_ID_ECDSA_P384:
|
|
key_size = 48;
|
|
magic = BCRYPT_ECDSA_PUBLIC_P384_MAGIC;
|
|
break;
|
|
|
|
default:
|
|
FIXME( "algorithm %u does not yet support importing blob of type %s\n", alg->id, debugstr_w(type) );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
if (ecc_blob->dwMagic != magic) return STATUS_INVALID_PARAMETER;
|
|
if (ecc_blob->cbKey != key_size || input_len < sizeof(*ecc_blob) + ecc_blob->cbKey * 2)
|
|
return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, key_size * 8, &key ))) return status;
|
|
params.key = key;
|
|
params.flags = KEY_IMPORT_FLAG_PUBLIC;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_ECCPRIVATE_BLOB ))
|
|
{
|
|
BCRYPT_ECCKEY_BLOB *ecc_blob = (BCRYPT_ECCKEY_BLOB *)input;
|
|
DWORD key_size, magic;
|
|
|
|
if (input_len < sizeof(*ecc_blob)) return STATUS_INVALID_PARAMETER;
|
|
|
|
switch (alg->id)
|
|
{
|
|
case ALG_ID_ECDH_P256:
|
|
key_size = 32;
|
|
magic = BCRYPT_ECDH_PRIVATE_P256_MAGIC;
|
|
break;
|
|
|
|
case ALG_ID_ECDH_P384:
|
|
key_size = 48;
|
|
magic = BCRYPT_ECDH_PRIVATE_P384_MAGIC;
|
|
break;
|
|
|
|
case ALG_ID_ECDSA_P256:
|
|
key_size = 32;
|
|
magic = BCRYPT_ECDSA_PRIVATE_P256_MAGIC;
|
|
break;
|
|
|
|
default:
|
|
FIXME( "algorithm %u does not yet support importing blob of type %s\n", alg->id, debugstr_w(type) );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
if (ecc_blob->dwMagic != magic) return STATUS_INVALID_PARAMETER;
|
|
if (ecc_blob->cbKey != key_size || input_len < sizeof(*ecc_blob) + ecc_blob->cbKey * 3)
|
|
return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, key_size * 8, &key ))) return status;
|
|
params.key = key;
|
|
params.flags = 0;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_RSAPUBLIC_BLOB ))
|
|
{
|
|
BCRYPT_RSAKEY_BLOB *rsa_blob = (BCRYPT_RSAKEY_BLOB *)input;
|
|
|
|
if (input_len < sizeof(*rsa_blob)) return STATUS_INVALID_PARAMETER;
|
|
if ((alg->id != ALG_ID_RSA && alg->id != ALG_ID_RSA_SIGN) || rsa_blob->Magic != BCRYPT_RSAPUBLIC_MAGIC)
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
size = sizeof(*rsa_blob) + rsa_blob->cbPublicExp + rsa_blob->cbModulus;
|
|
if (size != input_len) return NTE_BAD_DATA;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, rsa_blob->BitLength, &key ))) return status;
|
|
params.key = key;
|
|
params.flags = KEY_IMPORT_FLAG_PUBLIC;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_RSAPRIVATE_BLOB ) || !wcscmp( type, BCRYPT_RSAFULLPRIVATE_BLOB ))
|
|
{
|
|
BCRYPT_RSAKEY_BLOB *rsa_blob = (BCRYPT_RSAKEY_BLOB *)input;
|
|
|
|
if (input_len < sizeof(*rsa_blob)) return STATUS_INVALID_PARAMETER;
|
|
if (alg->id != ALG_ID_RSA || (rsa_blob->Magic != BCRYPT_RSAPRIVATE_MAGIC &&
|
|
rsa_blob->Magic != BCRYPT_RSAFULLPRIVATE_MAGIC)) return STATUS_NOT_SUPPORTED;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, rsa_blob->BitLength, &key ))) return status;
|
|
params.key = key;
|
|
params.flags = 0;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, BCRYPT_DSA_PUBLIC_BLOB ))
|
|
{
|
|
BCRYPT_DSA_KEY_BLOB *dsa_blob = (BCRYPT_DSA_KEY_BLOB *)input;
|
|
|
|
if (input_len < sizeof(*dsa_blob)) return STATUS_INVALID_PARAMETER;
|
|
if ((alg->id != ALG_ID_DSA) || dsa_blob->dwMagic != BCRYPT_DSA_PUBLIC_MAGIC)
|
|
return STATUS_NOT_SUPPORTED;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, dsa_blob->cbKey * 8, &key ))) return status;
|
|
params.key = key;
|
|
params.flags = KEY_IMPORT_FLAG_PUBLIC;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, LEGACY_DSA_V2_PRIVATE_BLOB ))
|
|
{
|
|
BLOBHEADER *hdr = (BLOBHEADER *)input;
|
|
DSSPUBKEY *pubkey;
|
|
|
|
if (input_len < sizeof(*hdr)) return STATUS_INVALID_PARAMETER;
|
|
|
|
if (hdr->bType != PRIVATEKEYBLOB && hdr->bVersion != 2 && hdr->aiKeyAlg != CALG_DSS_SIGN)
|
|
{
|
|
FIXME( "blob type %u version %u alg id %u not supported\n", hdr->bType, hdr->bVersion, hdr->aiKeyAlg );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
if (alg->id != ALG_ID_DSA)
|
|
{
|
|
FIXME( "algorithm %u does not support importing blob of type %s\n", alg->id, debugstr_w(type) );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
if (input_len < sizeof(*hdr) + sizeof(*pubkey)) return STATUS_INVALID_PARAMETER;
|
|
pubkey = (DSSPUBKEY *)(hdr + 1);
|
|
if (pubkey->magic != MAGIC_DSS2) return STATUS_NOT_SUPPORTED;
|
|
|
|
if (input_len < sizeof(*hdr) + sizeof(*pubkey) + (pubkey->bitlen / 8) * 2 + 40 + sizeof(DSSSEED))
|
|
return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, pubkey->bitlen, &key ))) return status;
|
|
key->u.a.flags |= KEY_FLAG_LEGACY_DSA_V2;
|
|
params.key = key;
|
|
params.flags = 0;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
else if (!wcscmp( type, LEGACY_DSA_V2_PUBLIC_BLOB )) /* not supported on native */
|
|
{
|
|
BLOBHEADER *hdr = (BLOBHEADER *)input;
|
|
DSSPUBKEY *pubkey;
|
|
|
|
if (alg->id != ALG_ID_DSA) return STATUS_NOT_SUPPORTED;
|
|
if (input_len < sizeof(*hdr)) return STATUS_INVALID_PARAMETER;
|
|
|
|
if (hdr->bType != PUBLICKEYBLOB && hdr->bVersion != 2 && hdr->aiKeyAlg != CALG_DSS_SIGN)
|
|
{
|
|
FIXME( "blob type %u version %u alg id %u not supported\n", hdr->bType, hdr->bVersion, hdr->aiKeyAlg );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
if (input_len < sizeof(*hdr) + sizeof(*pubkey)) return STATUS_INVALID_PARAMETER;
|
|
pubkey = (DSSPUBKEY *)(hdr + 1);
|
|
if (pubkey->magic != MAGIC_DSS1) return STATUS_NOT_SUPPORTED;
|
|
|
|
size = sizeof(*hdr) + sizeof(*pubkey) + (pubkey->bitlen / 8) * 3 + 20 + sizeof(DSSSEED);
|
|
if (input_len < size) return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, pubkey->bitlen, &key ))) return status;
|
|
key->u.a.flags |= KEY_FLAG_LEGACY_DSA_V2;
|
|
params.key = key;
|
|
params.flags = KEY_IMPORT_FLAG_PUBLIC;
|
|
params.buf = input;
|
|
params.len = input_len;
|
|
if ((status = UNIX_CALL( key_asymmetric_import, ¶ms )))
|
|
{
|
|
key_destroy( key );
|
|
return status;
|
|
}
|
|
|
|
*ret_key = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
FIXME( "unsupported key type %s\n", debugstr_w(type) );
|
|
return STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptGenerateSymmetricKey( BCRYPT_ALG_HANDLE handle, BCRYPT_KEY_HANDLE *ret_handle,
|
|
UCHAR *object, ULONG object_len, UCHAR *secret, ULONG secret_len,
|
|
ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
|
|
TRACE( "%p, %p, %p, %lu, %p, %lu, %#lx\n", handle, ret_handle, object, object_len, secret, secret_len, flags );
|
|
if (object) FIXME( "ignoring object buffer\n" );
|
|
if (!__wine_unixlib_handle)
|
|
{
|
|
ERR( "no encryption support\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
return generate_symmetric_key( alg, ret_handle, secret, secret_len );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptGenerateKeyPair( BCRYPT_ALG_HANDLE handle, BCRYPT_KEY_HANDLE *ret_handle, ULONG key_len,
|
|
ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
struct key *key;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "%p, %p, %lu, %#lx\n", handle, ret_handle, key_len, flags );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
if (!ret_handle) return STATUS_INVALID_PARAMETER;
|
|
|
|
if ((status = key_asymmetric_create( alg->id, key_len, &key ))) return status;
|
|
*ret_handle = key;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptFinalizeKeyPair( BCRYPT_KEY_HANDLE handle, ULONG flags )
|
|
{
|
|
struct key *key = get_key_object( handle );
|
|
|
|
TRACE( "%p, %#lx\n", key, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
return UNIX_CALL( key_asymmetric_generate, key );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptImportKey( BCRYPT_ALG_HANDLE handle, BCRYPT_KEY_HANDLE decrypt_key, const WCHAR *type,
|
|
BCRYPT_KEY_HANDLE *ret_handle, UCHAR *object, ULONG object_len, UCHAR *input,
|
|
ULONG input_len, ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
|
|
TRACE( "%p, %p, %s, %p, %p, %lu, %p, %lu, %#lx\n", handle, decrypt_key, debugstr_w(type), ret_handle, object,
|
|
object_len, input, input_len, flags );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
if (!ret_handle || !type || !input) return STATUS_INVALID_PARAMETER;
|
|
if (decrypt_key)
|
|
{
|
|
FIXME( "decryption of key not yet supported\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
return key_import( alg, type, ret_handle, object, object_len, input, input_len );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptExportKey( BCRYPT_KEY_HANDLE export_key_handle, BCRYPT_KEY_HANDLE encrypt_key_handle,
|
|
const WCHAR *type, UCHAR *output, ULONG output_len, ULONG *size, ULONG flags )
|
|
{
|
|
struct key *key = get_key_object( export_key_handle );
|
|
|
|
TRACE( "%p, %p, %s, %p, %lu, %p, %#lx\n", export_key_handle, encrypt_key_handle, debugstr_w(type), output,
|
|
output_len, size, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
if (!type || !size) return STATUS_INVALID_PARAMETER;
|
|
if (encrypt_key_handle)
|
|
{
|
|
FIXME( "encryption of key not yet supported\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
return key_export( key, type, output, output_len, size );
|
|
}
|
|
|
|
static NTSTATUS key_duplicate( struct key *key_orig, struct key *key_copy )
|
|
{
|
|
UCHAR *buffer;
|
|
NTSTATUS status;
|
|
|
|
memset( key_copy, 0, sizeof(*key_copy) );
|
|
key_copy->hdr = key_orig->hdr;
|
|
key_copy->alg_id = key_orig->alg_id;
|
|
|
|
if (is_symmetric_key( key_orig ))
|
|
{
|
|
if (!(buffer = malloc( key_orig->u.s.secret_len ))) return STATUS_NO_MEMORY;
|
|
memcpy( buffer, key_orig->u.s.secret, key_orig->u.s.secret_len );
|
|
|
|
key_copy->u.s.mode = key_orig->u.s.mode;
|
|
key_copy->u.s.block_size = key_orig->u.s.block_size;
|
|
key_copy->u.s.secret = buffer;
|
|
key_copy->u.s.secret_len = key_orig->u.s.secret_len;
|
|
InitializeCriticalSection( &key_copy->u.s.cs );
|
|
}
|
|
else
|
|
{
|
|
struct key_asymmetric_duplicate_params params;
|
|
|
|
key_copy->u.a.bitlen = key_orig->u.a.bitlen;
|
|
key_copy->u.a.flags = key_orig->u.a.flags;
|
|
key_copy->u.a.dss_seed = key_orig->u.a.dss_seed;
|
|
|
|
params.key_orig = key_orig;
|
|
params.key_copy = key_copy;
|
|
if ((status = UNIX_CALL( key_asymmetric_duplicate, ¶ms ))) return status;
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDuplicateKey( BCRYPT_KEY_HANDLE handle, BCRYPT_KEY_HANDLE *handle_copy,
|
|
UCHAR *object, ULONG object_len, ULONG flags )
|
|
{
|
|
struct key *key_orig = get_key_object( handle );
|
|
struct key *key_copy;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "%p, %p, %p, %lu, %#lx\n", handle, handle_copy, object, object_len, flags );
|
|
if (object) FIXME( "ignoring object buffer\n" );
|
|
|
|
if (!key_orig) return STATUS_INVALID_HANDLE;
|
|
if (!handle_copy) return STATUS_INVALID_PARAMETER;
|
|
if (!(key_copy = malloc( sizeof(*key_copy) ))) return STATUS_NO_MEMORY;
|
|
|
|
if ((status = key_duplicate( key_orig, key_copy )))
|
|
{
|
|
key_destroy( key_copy );
|
|
return status;
|
|
}
|
|
|
|
*handle_copy = key_copy;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static const WCHAR *resolve_blob_type( const WCHAR *type, UCHAR *input, ULONG input_len )
|
|
{
|
|
BCRYPT_KEY_BLOB *blob = (BCRYPT_KEY_BLOB *)input;
|
|
|
|
if (!type) return NULL;
|
|
if (wcscmp( type, BCRYPT_PUBLIC_KEY_BLOB )) return type;
|
|
if (input_len < sizeof(*blob)) return NULL;
|
|
|
|
switch (blob->Magic)
|
|
{
|
|
case BCRYPT_ECDH_PUBLIC_P256_MAGIC:
|
|
case BCRYPT_ECDH_PUBLIC_P384_MAGIC:
|
|
case BCRYPT_ECDSA_PUBLIC_P256_MAGIC:
|
|
case BCRYPT_ECDSA_PUBLIC_P384_MAGIC:
|
|
return BCRYPT_ECCPUBLIC_BLOB;
|
|
|
|
case BCRYPT_RSAPUBLIC_MAGIC:
|
|
return BCRYPT_RSAPUBLIC_BLOB;
|
|
|
|
case BCRYPT_DSA_PUBLIC_MAGIC:
|
|
return BCRYPT_DSA_PUBLIC_BLOB;
|
|
|
|
default:
|
|
FIXME( "unsupported key magic %#lx\n", blob->Magic );
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptImportKeyPair( BCRYPT_ALG_HANDLE handle, BCRYPT_KEY_HANDLE decrypt_key_handle, const WCHAR *type,
|
|
BCRYPT_KEY_HANDLE *ret_handle, UCHAR *input, ULONG input_len, ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
|
|
TRACE( "%p, %p, %s, %p, %p, %lu, %#lx\n", handle, decrypt_key_handle, debugstr_w(type), ret_handle, input,
|
|
input_len, flags );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
if (!ret_handle || !input || !(type = resolve_blob_type( type, input, input_len )))
|
|
return STATUS_INVALID_PARAMETER;
|
|
if (decrypt_key_handle)
|
|
{
|
|
FIXME( "decryption of key not yet supported\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
return key_import_pair( alg, type, ret_handle, input, input_len );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptSignHash( BCRYPT_KEY_HANDLE handle, void *padding, UCHAR *input, ULONG input_len,
|
|
UCHAR *output, ULONG output_len, ULONG *ret_len, ULONG flags )
|
|
{
|
|
struct key_asymmetric_sign_params params;
|
|
struct key *key = get_key_object( handle );
|
|
|
|
TRACE( "%p, %p, %p, %lu, %p, %lu, %p, %#lx\n", handle, padding, input, input_len, output, output_len,
|
|
ret_len, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
if (!is_signature_key( key )) return STATUS_NOT_SUPPORTED;
|
|
|
|
params.key = key;
|
|
params.padding = padding;
|
|
params.input = input;
|
|
params.input_len = input_len;
|
|
params.output = output;
|
|
params.output_len = output_len;
|
|
params.ret_len = ret_len;
|
|
params.flags = flags;
|
|
return UNIX_CALL( key_asymmetric_sign, ¶ms );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptVerifySignature( BCRYPT_KEY_HANDLE handle, void *padding, UCHAR *hash, ULONG hash_len,
|
|
UCHAR *signature, ULONG signature_len, ULONG flags )
|
|
{
|
|
struct key_asymmetric_verify_params params;
|
|
struct key *key = get_key_object( handle );
|
|
|
|
TRACE( "%p, %p, %p, %lu, %p, %lu, %#lx\n", handle, padding, hash, hash_len, signature, signature_len, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
if (!is_signature_key( key )) return STATUS_NOT_SUPPORTED;
|
|
if (!hash || !hash_len || !signature || !signature_len) return STATUS_INVALID_PARAMETER;
|
|
|
|
params.key = key;
|
|
params.padding = padding;
|
|
params.hash = hash;
|
|
params.hash_len = hash_len;
|
|
params.signature = signature;
|
|
params.signature_len = signature_len;
|
|
params.flags = flags;
|
|
return UNIX_CALL( key_asymmetric_verify, ¶ms );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDestroyKey( BCRYPT_KEY_HANDLE handle )
|
|
{
|
|
struct key *key = get_key_object( handle );
|
|
|
|
TRACE( "%p\n", handle );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
key_destroy( key );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptEncrypt( BCRYPT_KEY_HANDLE handle, UCHAR *input, ULONG input_len, void *padding, UCHAR *iv,
|
|
ULONG iv_len, UCHAR *output, ULONG output_len, ULONG *ret_len, ULONG flags )
|
|
{
|
|
struct key *key = get_key_object( handle );
|
|
struct key_asymmetric_encrypt_params asymmetric_params;
|
|
NTSTATUS ret;
|
|
|
|
TRACE( "%p, %p, %lu, %p, %p, %lu, %p, %lu, %p, %#lx\n", handle, input, input_len, padding, iv, iv_len, output,
|
|
output_len, ret_len, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
|
|
if (is_symmetric_key( key ))
|
|
{
|
|
if (flags & ~BCRYPT_BLOCK_PADDING)
|
|
{
|
|
FIXME( "flags %#lx not implemented\n", flags );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
EnterCriticalSection( &key->u.s.cs );
|
|
ret = key_symmetric_encrypt( key, input, input_len, padding, iv, iv_len, output, output_len, ret_len, flags );
|
|
LeaveCriticalSection( &key->u.s.cs );
|
|
}
|
|
else
|
|
{
|
|
if (flags & BCRYPT_PAD_NONE || flags & BCRYPT_PAD_OAEP)
|
|
{
|
|
FIXME( "flags %#lx not implemented\n", flags );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
if (!is_asymmetric_encryption_key( key )) return STATUS_NOT_SUPPORTED;
|
|
|
|
asymmetric_params.input = input;
|
|
asymmetric_params.input_len = input_len;
|
|
asymmetric_params.key = key;
|
|
asymmetric_params.output = output;
|
|
asymmetric_params.output_len = output_len;
|
|
asymmetric_params.ret_len = ret_len;
|
|
ret = UNIX_CALL(key_asymmetric_encrypt, &asymmetric_params);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDecrypt( BCRYPT_KEY_HANDLE handle, UCHAR *input, ULONG input_len, void *padding, UCHAR *iv,
|
|
ULONG iv_len, UCHAR *output, ULONG output_len, ULONG *ret_len, ULONG flags )
|
|
{
|
|
struct key *key = get_key_object( handle );
|
|
struct key_asymmetric_decrypt_params params;
|
|
NTSTATUS ret;
|
|
|
|
TRACE( "%p, %p, %lu, %p, %p, %lu, %p, %lu, %p, %#lx\n", handle, input, input_len, padding, iv, iv_len, output,
|
|
output_len, ret_len, flags );
|
|
|
|
if (!key) return STATUS_INVALID_HANDLE;
|
|
|
|
if (is_symmetric_key( key ))
|
|
{
|
|
if (flags & ~BCRYPT_BLOCK_PADDING)
|
|
{
|
|
FIXME( "flags %#lx not supported\n", flags );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
EnterCriticalSection( &key->u.s.cs );
|
|
ret = key_symmetric_decrypt( key, input, input_len, padding, iv, iv_len, output, output_len, ret_len, flags );
|
|
LeaveCriticalSection( &key->u.s.cs );
|
|
}
|
|
else
|
|
{
|
|
if (flags & BCRYPT_PAD_NONE || flags & BCRYPT_PAD_OAEP)
|
|
{
|
|
FIXME( "flags %#lx not implemented\n", flags );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
if (!is_asymmetric_encryption_key( key )) return STATUS_NOT_SUPPORTED;
|
|
|
|
params.key = key;
|
|
params.input = input;
|
|
params.input_len = input_len;
|
|
params.output = output;
|
|
params.output_len = output_len;
|
|
params.ret_len = ret_len;
|
|
ret = UNIX_CALL(key_asymmetric_decrypt, ¶ms);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptSetProperty( BCRYPT_HANDLE handle, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
|
|
{
|
|
struct object *object = get_object( handle, 0 );
|
|
|
|
TRACE( "%p, %s, %p, %lu, %#lx\n", handle, debugstr_w(prop), value, size, flags );
|
|
|
|
if (!handle) return STATUS_INVALID_HANDLE;
|
|
if (is_alg_pseudo_handle( handle )) return STATUS_ACCESS_DENIED;
|
|
|
|
switch (object->magic)
|
|
{
|
|
case MAGIC_ALG:
|
|
{
|
|
struct algorithm *alg = (struct algorithm *)object;
|
|
return set_alg_property( alg, prop, value, size, flags );
|
|
}
|
|
case MAGIC_KEY:
|
|
{
|
|
struct key *key = (struct key *)object;
|
|
return set_key_property( key, prop, value, size, flags );
|
|
}
|
|
default:
|
|
WARN( "unknown magic %#lx\n", object->magic );
|
|
return STATUS_INVALID_HANDLE;
|
|
}
|
|
}
|
|
|
|
#define HMAC_PAD_LEN 64
|
|
NTSTATUS WINAPI BCryptDeriveKeyCapi( BCRYPT_HASH_HANDLE handle, BCRYPT_ALG_HANDLE halg, UCHAR *key, ULONG keylen, ULONG flags )
|
|
{
|
|
struct hash *hash = get_hash_object( handle );
|
|
UCHAR buf[MAX_HASH_OUTPUT_BYTES * 2];
|
|
NTSTATUS status;
|
|
ULONG len;
|
|
|
|
TRACE( "%p, %p, %p, %lu, %#lx\n", handle, halg, key, keylen, flags );
|
|
|
|
if (!hash) return STATUS_INVALID_HANDLE;
|
|
if (!key || !keylen) return STATUS_INVALID_PARAMETER;
|
|
if (keylen > builtin_algorithms[hash->alg_id].hash_length * 2) return STATUS_INVALID_PARAMETER;
|
|
if (halg)
|
|
{
|
|
FIXME( "algorithm handle not supported\n" );
|
|
return STATUS_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
if ((status = hash_finalize( hash, buf ))) return status;
|
|
|
|
len = builtin_algorithms[hash->alg_id].hash_length;
|
|
if (len < keylen)
|
|
{
|
|
UCHAR pad1[HMAC_PAD_LEN], pad2[HMAC_PAD_LEN];
|
|
ULONG i;
|
|
|
|
for (i = 0; i < sizeof(pad1); i++)
|
|
{
|
|
pad1[i] = 0x36 ^ (i < len ? buf[i] : 0);
|
|
pad2[i] = 0x5c ^ (i < len ? buf[i] : 0);
|
|
}
|
|
|
|
if ((status = hash_prepare( hash )) ||
|
|
(status = hash_update( &hash->inner, hash->alg_id, pad1, sizeof(pad1) )) ||
|
|
(status = hash_finalize( hash, buf ))) return status;
|
|
|
|
if ((status = hash_prepare( hash )) ||
|
|
(status = hash_update( &hash->inner, hash->alg_id, pad2, sizeof(pad2) )) ||
|
|
(status = hash_finalize( hash, buf + len ))) return status;
|
|
}
|
|
|
|
memcpy( key, buf, keylen );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
static NTSTATUS pbkdf2( struct hash *hash, UCHAR *pwd, ULONG pwd_len, UCHAR *salt, ULONG salt_len,
|
|
ULONGLONG iterations, ULONG i, UCHAR *dst, ULONG hash_len )
|
|
{
|
|
NTSTATUS status = STATUS_INVALID_PARAMETER;
|
|
UCHAR bytes[4], *buf;
|
|
ULONG j, k;
|
|
|
|
if (!(buf = malloc( hash_len ))) return STATUS_NO_MEMORY;
|
|
|
|
for (j = 0; j < iterations; j++)
|
|
{
|
|
if (j == 0)
|
|
{
|
|
/* use salt || INT(i) */
|
|
if ((status = hash_update( &hash->inner, hash->alg_id, salt, salt_len )))
|
|
{
|
|
free( buf );
|
|
return status;
|
|
}
|
|
bytes[0] = (i >> 24) & 0xff;
|
|
bytes[1] = (i >> 16) & 0xff;
|
|
bytes[2] = (i >> 8) & 0xff;
|
|
bytes[3] = i & 0xff;
|
|
status = hash_update( &hash->inner, hash->alg_id, bytes, 4 );
|
|
}
|
|
else status = hash_update( &hash->inner, hash->alg_id, buf, hash_len ); /* use U_j */
|
|
|
|
if (status)
|
|
{
|
|
free( buf );
|
|
return status;
|
|
}
|
|
|
|
if ((status = hash_finalize( hash, buf )))
|
|
{
|
|
free( buf );
|
|
return status;
|
|
}
|
|
|
|
if (j == 0) memcpy( dst, buf, hash_len );
|
|
else for (k = 0; k < hash_len; k++) dst[k] ^= buf[k];
|
|
}
|
|
|
|
free( buf );
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS derive_key_pbkdf2( struct algorithm *alg, UCHAR *pwd, ULONG pwd_len, UCHAR *salt, ULONG salt_len,
|
|
ULONGLONG iterations, UCHAR *dk, ULONG dk_len )
|
|
{
|
|
ULONG hash_len, block_count, bytes_left, i;
|
|
struct hash *hash;
|
|
UCHAR *partial;
|
|
NTSTATUS status;
|
|
|
|
hash_len = builtin_algorithms[alg->id].hash_length;
|
|
if (dk_len <= 0 || dk_len > ((((ULONGLONG)1) << 32) - 1) * hash_len) return STATUS_INVALID_PARAMETER;
|
|
|
|
block_count = 1 + ((dk_len - 1) / hash_len); /* ceil(dk_len / hash_len) */
|
|
bytes_left = dk_len - (block_count - 1) * hash_len;
|
|
|
|
if ((status = hash_create( alg, pwd, pwd_len, BCRYPT_HASH_REUSABLE_FLAG, &hash ))) return status;
|
|
|
|
/* full blocks */
|
|
for (i = 1; i < block_count; i++)
|
|
{
|
|
if ((status = pbkdf2( hash, pwd, pwd_len, salt, salt_len, iterations, i, dk + ((i - 1) * hash_len), hash_len )))
|
|
{
|
|
hash_destroy( hash );
|
|
return status;
|
|
}
|
|
}
|
|
|
|
/* final partial block */
|
|
if (!(partial = malloc( hash_len )))
|
|
{
|
|
hash_destroy( hash );
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
|
|
if ((status = pbkdf2( hash, pwd, pwd_len, salt, salt_len, iterations, block_count, partial, hash_len )))
|
|
{
|
|
hash_destroy( hash );
|
|
free( partial );
|
|
return status;
|
|
}
|
|
memcpy( dk + ((block_count - 1) * hash_len), partial, bytes_left );
|
|
|
|
hash_destroy( hash );
|
|
free( partial );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDeriveKeyPBKDF2( BCRYPT_ALG_HANDLE handle, UCHAR *pwd, ULONG pwd_len, UCHAR *salt, ULONG salt_len,
|
|
ULONGLONG iterations, UCHAR *dk, ULONG dk_len, ULONG flags )
|
|
{
|
|
struct algorithm *alg = get_alg_object( handle );
|
|
|
|
TRACE( "%p, %p, %lu, %p, %lu, %s, %p, %lu, %#lx\n", handle, pwd, pwd_len, salt, salt_len,
|
|
wine_dbgstr_longlong(iterations), dk, dk_len, flags );
|
|
|
|
if (!alg) return STATUS_INVALID_HANDLE;
|
|
return derive_key_pbkdf2( alg, pwd, pwd_len, salt, salt_len, iterations, dk, dk_len );
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptSecretAgreement( BCRYPT_KEY_HANDLE privkey_handle, BCRYPT_KEY_HANDLE pubkey_handle,
|
|
BCRYPT_SECRET_HANDLE *ret_handle, ULONG flags )
|
|
{
|
|
struct key *privkey = get_key_object( privkey_handle );
|
|
struct key *pubkey = get_key_object( pubkey_handle );
|
|
struct secret *secret;
|
|
|
|
FIXME( "%p, %p, %p, %#lx\n", privkey_handle, pubkey_handle, ret_handle, flags );
|
|
|
|
if (!privkey || !pubkey) return STATUS_INVALID_HANDLE;
|
|
if (!is_agreement_key( privkey ) || !is_agreement_key( pubkey )) return STATUS_NOT_SUPPORTED;
|
|
if (!ret_handle) return STATUS_INVALID_PARAMETER;
|
|
|
|
if (!(secret = calloc( 1, sizeof(*secret) ))) return STATUS_NO_MEMORY;
|
|
secret->hdr.magic = MAGIC_SECRET;
|
|
|
|
*ret_handle = secret;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDestroySecret( BCRYPT_SECRET_HANDLE handle )
|
|
{
|
|
struct secret *secret = get_secret_object( handle );
|
|
|
|
FIXME( "%p\n", handle );
|
|
|
|
if (!secret) return STATUS_INVALID_HANDLE;
|
|
destroy_object( &secret->hdr );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
NTSTATUS WINAPI BCryptDeriveKey( BCRYPT_SECRET_HANDLE handle, const WCHAR *kdf, BCryptBufferDesc *parameter,
|
|
UCHAR *derived, ULONG derived_size, ULONG *result, ULONG flags )
|
|
{
|
|
struct secret *secret = get_secret_object( handle );
|
|
|
|
FIXME( "%p, %s, %p, %p, %lu, %p, %#lx\n", secret, debugstr_w(kdf), parameter, derived, derived_size, result, flags );
|
|
|
|
if (!secret) return STATUS_INVALID_HANDLE;
|
|
if (!kdf) return STATUS_INVALID_PARAMETER;
|
|
|
|
return STATUS_INTERNAL_ERROR;
|
|
}
|
|
|
|
BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
|
|
{
|
|
switch (reason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
DisableThreadLibraryCalls( hinst );
|
|
if (!__wine_init_unix_call())
|
|
{
|
|
if (UNIX_CALL( process_attach, NULL)) __wine_unixlib_handle = 0;
|
|
}
|
|
break;
|
|
case DLL_PROCESS_DETACH:
|
|
if (reserved) break;
|
|
if (__wine_unixlib_handle) UNIX_CALL( process_detach, NULL );
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|