From: Hans Leidekker <hans@codeweavers.com> --- dlls/bcrypt/Makefile.in | 5 +- dlls/bcrypt/bcrypt_internal.h | 300 --- dlls/bcrypt/gnutls.c | 3594 --------------------------------- 3 files changed, 1 insertion(+), 3898 deletions(-) delete mode 100644 dlls/bcrypt/bcrypt_internal.h delete mode 100644 dlls/bcrypt/gnutls.c diff --git a/dlls/bcrypt/Makefile.in b/dlls/bcrypt/Makefile.in index 0e5692cb3b1..9cbbc529104 100644 --- a/dlls/bcrypt/Makefile.in +++ b/dlls/bcrypt/Makefile.in @@ -2,12 +2,9 @@ MODULE = bcrypt.dll IMPORTLIB = bcrypt IMPORTS = $(SYMCRYPT_PE_LIBS) advapi32 EXTRAINCL = $(SYMCRYPT_PE_CFLAGS) -UNIXLIB = bcrypt.so -UNIX_CFLAGS = $(GNUTLS_CFLAGS) VER_FILEDESCRIPTION_STR = "Wine Crypto Library" VER_PRODUCTVERSION = 6,0,6000,16386 SOURCES = \ - bcrypt_main.c \ - gnutls.c + bcrypt_main.c diff --git a/dlls/bcrypt/bcrypt_internal.h b/dlls/bcrypt/bcrypt_internal.h deleted file mode 100644 index 49c2ede6903..00000000000 --- a/dlls/bcrypt/bcrypt_internal.h +++ /dev/null @@ -1,300 +0,0 @@ -/* - * Copyright 2016 Michael Müller - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA - * - */ - -#ifndef __BCRYPT_INTERNAL_H -#define __BCRYPT_INTERNAL_H - -#include <stdarg.h> - -#include "windef.h" -#include "winbase.h" -#include "winternl.h" -#include "wincrypt.h" -#include "bcrypt.h" -#include "wine/unixlib.h" - -#define MAGIC_DSS1 ('D' | ('S' << 8) | ('S' << 16) | ('1' << 24)) -#define MAGIC_DSS2 ('D' | ('S' << 8) | ('S' << 16) | ('2' << 24)) - -#define MAGIC_ALG (('A' << 24) | ('L' << 16) | ('G' << 8) | '0') -#define MAGIC_HASH (('H' << 24) | ('A' << 16) | ('S' << 8) | 'H') -#define MAGIC_KEY (('K' << 24) | ('E' << 16) | ('Y' << 8) | '0') -#define MAGIC_SECRET (('S' << 24) | ('C' << 16) | ('R' << 8) | 'T') -struct object -{ - ULONG magic; -}; - -enum alg_id -{ - /* cipher */ - ALG_ID_3DES, - ALG_ID_AES, - ALG_ID_RC4, - - /* hash */ - ALG_ID_SHA256, - ALG_ID_SHA384, - ALG_ID_SHA512, - ALG_ID_SHA1, - ALG_ID_MD5, - ALG_ID_MD4, - ALG_ID_MD2, - - /* asymmetric encryption */ - ALG_ID_RSA, - - /* secret agreement */ - ALG_ID_DH, - ALG_ID_ECDH, - ALG_ID_ECDH_P256, - ALG_ID_ECDH_P384, - ALG_ID_ECDH_P521, - - /* signature */ - ALG_ID_RSA_SIGN, - ALG_ID_ECDSA, - ALG_ID_ECDSA_P256, - ALG_ID_ECDSA_P384, - ALG_ID_ECDSA_P521, - ALG_ID_DSA, - - /* rng */ - ALG_ID_RNG, - - /* key derivation */ - ALG_ID_PBKDF2, -}; - -enum chain_mode -{ - CHAIN_MODE_CBC, - CHAIN_MODE_ECB, - CHAIN_MODE_CFB, - CHAIN_MODE_CCM, - CHAIN_MODE_GCM, -}; - -enum ecc_curve_id -{ - ECC_CURVE_NONE, - ECC_CURVE_25519, - ECC_CURVE_P256R1, - ECC_CURVE_P384R1, - ECC_CURVE_P521R1, -}; - -struct algorithm -{ - struct object hdr; - enum alg_id id; - enum chain_mode mode; - unsigned flags; - enum ecc_curve_id curve_id; -}; - -struct key_symmetric -{ - enum chain_mode mode; - ULONG block_size; - UCHAR *vector; - ULONG vector_len; - UCHAR *secret; - unsigned secret_len; - CRITICAL_SECTION cs; -}; - -#define KEY_FLAG_LEGACY_DSA_V2 0x00000001 -#define KEY_FLAG_FINALIZED 0x00000002 - -struct key_asymmetric -{ - ULONG bitlen; /* key strength for ECC keys */ - enum ecc_curve_id curve_id; - unsigned flags; - DSSSEED dss_seed; -}; - -#define PRIVATE_DATA_SIZE 3 -struct key -{ - struct object hdr; - enum alg_id alg_id; - UINT64 private[PRIVATE_DATA_SIZE]; /* private data for backend */ - union - { - struct key_symmetric s; - struct key_asymmetric a; - } u; -}; - -struct secret -{ - struct object hdr; - UCHAR *derived_key; - ULONG derived_key_len; -}; - -struct key_symmetric_set_auth_data_params -{ - struct key *key; - UCHAR *auth_data; - ULONG len; -}; - -struct key_symmetric_encrypt_params -{ - struct key *key; - const UCHAR *input; - unsigned input_len; - UCHAR *output; - ULONG output_len; -}; - -struct key_symmetric_decrypt_params -{ - struct key *key; - const UCHAR *input; - unsigned input_len; - UCHAR *output; - ULONG output_len; -}; - -struct key_symmetric_get_tag_params -{ - struct key *key; - UCHAR *tag; - ULONG len; -}; - -struct key_asymmetric_decrypt_params -{ - struct key *key; - UCHAR *input; - unsigned input_len; - void *padding; - UCHAR *output; - ULONG output_len; - ULONG *ret_len; - ULONG flags; -}; - -struct key_asymmetric_encrypt_params -{ - struct key *key; - UCHAR *input; - unsigned input_len; - void *padding; - UCHAR *output; - ULONG output_len; - ULONG *ret_len; - ULONG flags; -}; - -struct key_asymmetric_duplicate_params -{ - struct key *key_orig; - struct key *key_copy; -}; - -struct key_asymmetric_sign_params -{ - struct key *key; - void *padding; - UCHAR *input; - unsigned input_len; - UCHAR *output; - ULONG output_len; - ULONG *ret_len; - unsigned flags; -}; - -struct key_asymmetric_verify_params -{ - struct key *key; - void *padding; - UCHAR *hash; - unsigned hash_len; - UCHAR *signature; - ULONG signature_len; - unsigned flags; -}; - -#define KEY_EXPORT_FLAG_PUBLIC 0x00000001 -#define KEY_EXPORT_FLAG_RSA_FULL 0x00000002 -#define KEY_EXPORT_FLAG_DH_PARAMETERS 0x00000004 - -struct key_asymmetric_export_params -{ - struct key *key; - ULONG flags; - UCHAR *buf; - ULONG len; - ULONG *ret_len; -}; - -#define KEY_IMPORT_FLAG_PUBLIC 0x00000001 -#define KEY_IMPORT_FLAG_DH_PARAMETERS 0x00000002 - -struct key_asymmetric_import_params -{ - struct key *key; - ULONG flags; - UCHAR *buf; - ULONG len; -}; - -struct key_asymmetric_derive_key_params -{ - struct key *privkey; - struct key *pubkey; - UCHAR *output; - ULONG output_len; - ULONG *ret_len; -}; - -enum key_funcs -{ - unix_process_attach, - unix_process_detach, - unix_key_symmetric_vector_reset, - unix_key_symmetric_set_auth_data, - unix_key_symmetric_encrypt, - unix_key_symmetric_decrypt, - unix_key_symmetric_get_tag, - unix_key_symmetric_destroy, - unix_key_asymmetric_generate, - unix_key_asymmetric_decrypt, - unix_key_asymmetric_encrypt, - unix_key_asymmetric_duplicate, - unix_key_asymmetric_sign, - unix_key_asymmetric_verify, - unix_key_asymmetric_destroy, - unix_key_asymmetric_export, - unix_key_asymmetric_import, - unix_key_asymmetric_derive_key, - unix_funcs_count, -}; - -static inline ULONG len_from_bitlen( ULONG bitlen ) -{ - return (bitlen + 7) / 8; -} - -#endif /* __BCRYPT_INTERNAL_H */ diff --git a/dlls/bcrypt/gnutls.c b/dlls/bcrypt/gnutls.c deleted file mode 100644 index e8c6b6dd802..00000000000 --- a/dlls/bcrypt/gnutls.c +++ /dev/null @@ -1,3594 +0,0 @@ -/* - * Copyright 2009 Henri Verbeet for CodeWeavers - * Copyright 2018 Hans Leidekker for CodeWeavers - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA - * - */ - -#if 0 -#pragma makedep unix -#endif - -#include "config.h" - -#ifdef HAVE_GNUTLS_CIPHER_INIT - -#include <stdarg.h> -#include <stdlib.h> -#include <assert.h> -#include <sys/types.h> -#include <dlfcn.h> -#include <gnutls/gnutls.h> -#include <gnutls/crypto.h> -#include <gnutls/abstract.h> - -#include "ntstatus.h" -#include "windef.h" -#include "winbase.h" -#include "winternl.h" -#include "ntsecapi.h" -#include "wincrypt.h" -#include "bcrypt.h" - -#include "bcrypt_internal.h" - -#include "wine/debug.h" - -WINE_DEFAULT_DEBUG_CHANNEL(bcrypt); -WINE_DECLARE_DEBUG_CHANNEL(winediag); - -#if GNUTLS_VERSION_MAJOR < 3 -#define GNUTLS_CIPHER_AES_192_CBC 92 -#define GNUTLS_CIPHER_AES_128_GCM 93 -#define GNUTLS_CIPHER_AES_256_GCM 94 -#define GNUTLS_PK_ECC 4 - -#define GNUTLS_CURVE_TO_BITS(curve) (unsigned int)(((unsigned int)1<<31)|((unsigned int)(curve))) - -typedef enum -{ - GNUTLS_ECC_CURVE_INVALID, - GNUTLS_ECC_CURVE_SECP224R1, - GNUTLS_ECC_CURVE_SECP256R1, - GNUTLS_ECC_CURVE_SECP384R1, - GNUTLS_ECC_CURVE_SECP521R1, -} gnutls_ecc_curve_t; -#endif - -#if GNUTLS_VERSION_MAJOR < 3 || (GNUTLS_VERSION_MAJOR == 3 && GNUTLS_VERSION_MINOR < 6) -#define GNUTLS_CIPHER_AES_128_CFB8 29 -#define GNUTLS_CIPHER_AES_192_CFB8 30 -#define GNUTLS_CIPHER_AES_256_CFB8 31 - -#define GNUTLS_PK_RSA_PSS 6 -#define GNUTLS_PRIVKEY_SIGN_FLAG_RSA_PSS (1 << 7) -typedef struct gnutls_x509_spki_st *gnutls_x509_spki_t; -#endif - -#if GUTLS_VERSION_MAJOR < 3 || (GNUTLS_VERSION_MAJOR == 3 && GNUTLS_VERSION_MINOR < 8) -#define GNUTLS_KEYGEN_DH 4 -#endif - -union key_data -{ - gnutls_cipher_hd_t cipher; - struct - { - gnutls_privkey_t privkey; - gnutls_pubkey_t pubkey; - gnutls_dh_params_t dh_params; - } a; -}; -C_ASSERT( sizeof(union key_data) <= sizeof(((struct key *)0)->private) ); - -static union key_data *key_data( struct key *key ) -{ - return (union key_data *)key->private; -} - -/* Not present in gnutls version < 3.0 */ -static int (*pgnutls_cipher_tag)(gnutls_cipher_hd_t, void *, size_t); -static int (*pgnutls_cipher_add_auth)(gnutls_cipher_hd_t, const void *, size_t); -static gnutls_sign_algorithm_t (*pgnutls_pk_to_sign)(gnutls_pk_algorithm_t, gnutls_digest_algorithm_t); -static int (*pgnutls_pubkey_import_ecc_raw)(gnutls_pubkey_t, gnutls_ecc_curve_t, - const gnutls_datum_t *, const gnutls_datum_t *); -static int (*pgnutls_pubkey_export_ecc_raw)(gnutls_pubkey_t key, gnutls_ecc_curve_t *curve, - gnutls_datum_t *x, gnutls_datum_t *y); -static int (*pgnutls_privkey_import_ecc_raw)(gnutls_privkey_t, gnutls_ecc_curve_t, const gnutls_datum_t *, - const gnutls_datum_t *, const gnutls_datum_t *); -static int (*pgnutls_pubkey_verify_hash2)(gnutls_pubkey_t, gnutls_sign_algorithm_t, unsigned int, - const gnutls_datum_t *, const gnutls_datum_t *); -static int (*pgnutls_pubkey_encrypt_data)(gnutls_pubkey_t, unsigned int flags, const gnutls_datum_t *, - gnutls_datum_t *); - -/* Not present in gnutls version < 2.11.0 */ -static int (*pgnutls_pubkey_import_rsa_raw)(gnutls_pubkey_t, const gnutls_datum_t *, const gnutls_datum_t *); - -/* Not present in gnutls version < 2.12.0 */ -static int (*pgnutls_pubkey_import_dsa_raw)(gnutls_pubkey_t, const gnutls_datum_t *, const gnutls_datum_t *, - const gnutls_datum_t *, const gnutls_datum_t *); -static int (*pgnutls_pubkey_import_privkey)(gnutls_pubkey_t, gnutls_privkey_t, unsigned int, unsigned int); -static int (*pgnutls_privkey_decrypt_data)(gnutls_privkey_t, unsigned int flags, const gnutls_datum_t *, - gnutls_datum_t *); - -/* Not present in gnutls version < 3.3.0 */ -static int (*pgnutls_pubkey_export_dsa_raw)(gnutls_pubkey_t, gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *, - gnutls_datum_t *); -static int (*pgnutls_pubkey_export_rsa_raw)(gnutls_pubkey_t, gnutls_datum_t *, gnutls_datum_t *); -static int (*pgnutls_privkey_export_ecc_raw)(gnutls_privkey_t, gnutls_ecc_curve_t *, - gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *); -static int (*pgnutls_privkey_export_rsa_raw)(gnutls_privkey_t, gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *, - gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *, - gnutls_datum_t *); -static int (*pgnutls_privkey_export_dsa_raw)(gnutls_privkey_t, gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *, - gnutls_datum_t *, gnutls_datum_t *); -static int (*pgnutls_privkey_import_rsa_raw)(gnutls_privkey_t, const gnutls_datum_t *, const gnutls_datum_t *, - const gnutls_datum_t *, const gnutls_datum_t *, const gnutls_datum_t *, - const gnutls_datum_t *, const gnutls_datum_t *, const gnutls_datum_t *); - -/* Not present in gnutls version < 3.5.0 */ -static int (*pgnutls_privkey_generate2)(gnutls_privkey_t, gnutls_pk_algorithm_t, unsigned int, unsigned int, - const gnutls_keygen_data_st *, unsigned); - -/* Not present in gnutls version < 3.6.0 */ -static int (*pgnutls_decode_rs_value)(const gnutls_datum_t *, gnutls_datum_t *, gnutls_datum_t *); -static int (*pgnutls_x509_spki_init)(gnutls_x509_spki_t *); -static void (*pgnutls_x509_spki_deinit)(gnutls_x509_spki_t); -static void (*pgnutls_x509_spki_set_rsa_pss_params)(gnutls_x509_spki_t, gnutls_digest_algorithm_t, unsigned int); -static int (*pgnutls_pubkey_set_spki)(gnutls_pubkey_t, const gnutls_x509_spki_t, unsigned int); -static int (*pgnutls_privkey_set_spki)(gnutls_privkey_t, const gnutls_x509_spki_t, unsigned int); - -/* Not present in gnutls version < 3.8.2 */ -static int (*pgnutls_privkey_derive_secret)(gnutls_privkey_t, gnutls_pubkey_t, const gnutls_datum_t *, - gnutls_datum_t *, unsigned int); -static int (*pgnutls_privkey_export_dh_raw)(gnutls_privkey_t, gnutls_dh_params_t, gnutls_datum_t *, gnutls_datum_t *, - unsigned int); -static int (*pgnutls_pubkey_export_dh_raw)(gnutls_pubkey_t, gnutls_dh_params_t, gnutls_datum_t *, unsigned); -static int (*pgnutls_privkey_import_dh_raw)(gnutls_privkey_t, const gnutls_dh_params_t, const gnutls_datum_t *, - const gnutls_datum_t *); -static int (*pgnutls_pubkey_import_dh_raw)(gnutls_pubkey_t, const gnutls_dh_params_t, const gnutls_datum_t *); - -/* Not present in gnutls version < 3.8.4 */ -static int (*pgnutls_x509_spki_set_rsa_oaep_params)(gnutls_x509_spki_t, gnutls_digest_algorithm_t, gnutls_datum_t *); - -static void *libgnutls_handle; -#define MAKE_FUNCPTR(f) static typeof(f) * p##f -MAKE_FUNCPTR(gnutls_cipher_decrypt2); -MAKE_FUNCPTR(gnutls_cipher_deinit); -MAKE_FUNCPTR(gnutls_cipher_encrypt2); -MAKE_FUNCPTR(gnutls_cipher_init); -MAKE_FUNCPTR(gnutls_dh_params_deinit); -MAKE_FUNCPTR(gnutls_dh_params_export_raw); -MAKE_FUNCPTR(gnutls_dh_params_import_raw); -MAKE_FUNCPTR(gnutls_dh_params_init); -MAKE_FUNCPTR(gnutls_global_deinit); -MAKE_FUNCPTR(gnutls_global_init); -MAKE_FUNCPTR(gnutls_global_set_log_function); -MAKE_FUNCPTR(gnutls_global_set_log_level); -MAKE_FUNCPTR(gnutls_perror); -MAKE_FUNCPTR(gnutls_privkey_decrypt_data); -MAKE_FUNCPTR(gnutls_privkey_deinit); -MAKE_FUNCPTR(gnutls_privkey_import_dsa_raw); -MAKE_FUNCPTR(gnutls_privkey_init); -MAKE_FUNCPTR(gnutls_privkey_sign_hash); -MAKE_FUNCPTR(gnutls_pubkey_deinit); -MAKE_FUNCPTR(gnutls_pubkey_encrypt_data); -MAKE_FUNCPTR(gnutls_pubkey_import_privkey); -MAKE_FUNCPTR(gnutls_pubkey_init); -#undef MAKE_FUNCPTR - -static int compat_gnutls_cipher_tag(gnutls_cipher_hd_t handle, void *tag, size_t tag_size) -{ - return GNUTLS_E_UNKNOWN_CIPHER_TYPE; -} - -static int compat_gnutls_cipher_add_auth(gnutls_cipher_hd_t handle, const void *ptext, size_t ptext_size) -{ - return GNUTLS_E_UNKNOWN_CIPHER_TYPE; -} - -static int compat_gnutls_pubkey_import_ecc_raw(gnutls_pubkey_t key, gnutls_ecc_curve_t curve, - const gnutls_datum_t *x, const gnutls_datum_t *y) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_export_ecc_raw(gnutls_pubkey_t key, gnutls_ecc_curve_t *curve, - gnutls_datum_t *x, gnutls_datum_t *y) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_export_dsa_raw(gnutls_pubkey_t key, gnutls_datum_t *p, gnutls_datum_t *q, - gnutls_datum_t *g, gnutls_datum_t *y) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_export_rsa_raw(gnutls_pubkey_t key, gnutls_datum_t *m, gnutls_datum_t *e) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_export_rsa_raw(gnutls_privkey_t key, gnutls_datum_t *m, gnutls_datum_t *e, - gnutls_datum_t *d, gnutls_datum_t *p, gnutls_datum_t *q, - gnutls_datum_t *u, gnutls_datum_t *e1, gnutls_datum_t *e2) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_export_ecc_raw(gnutls_privkey_t key, gnutls_ecc_curve_t *curve, - gnutls_datum_t *x, gnutls_datum_t *y, gnutls_datum_t *k) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_import_ecc_raw(gnutls_privkey_t key, gnutls_ecc_curve_t curve, - const gnutls_datum_t *x, const gnutls_datum_t *y, - const gnutls_datum_t *k) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_export_dsa_raw(gnutls_privkey_t key, gnutls_datum_t *p, gnutls_datum_t *q, - gnutls_datum_t *g, gnutls_datum_t *y, gnutls_datum_t *x) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static gnutls_sign_algorithm_t compat_gnutls_pk_to_sign(gnutls_pk_algorithm_t pk, gnutls_digest_algorithm_t hash) -{ - return GNUTLS_SIGN_UNKNOWN; -} - -static int compat_gnutls_pubkey_verify_hash2(gnutls_pubkey_t key, gnutls_sign_algorithm_t algo, - unsigned int flags, const gnutls_datum_t *hash, - const gnutls_datum_t *signature) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_import_rsa_raw(gnutls_pubkey_t key, const gnutls_datum_t *m, const gnutls_datum_t *e) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_import_dsa_raw(gnutls_pubkey_t key, const gnutls_datum_t *p, const gnutls_datum_t *q, - const gnutls_datum_t *g, const gnutls_datum_t *y) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_decode_rs_value(const gnutls_datum_t * sig_value, gnutls_datum_t * r, gnutls_datum_t * s) -{ - return GNUTLS_E_INTERNAL_ERROR; -} - -static int compat_gnutls_privkey_import_rsa_raw(gnutls_privkey_t key, const gnutls_datum_t *m, const gnutls_datum_t *e, - const gnutls_datum_t *d, const gnutls_datum_t *p, const gnutls_datum_t *q, - const gnutls_datum_t *u, const gnutls_datum_t *e1, const gnutls_datum_t *e2) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_decrypt_data(gnutls_privkey_t key, unsigned int flags, const gnutls_datum_t *cipher_text, - gnutls_datum_t *plain_text) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_encrypt_data(gnutls_pubkey_t key, unsigned int flags, const gnutls_datum_t *cipher_text, - gnutls_datum_t *plain_text) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_x509_spki_init(gnutls_x509_spki_t *spki) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static void compat_gnutls_x509_spki_deinit(gnutls_x509_spki_t spki) -{ -} - -static int compat_gnutls_x509_spki_set_rsa_oaep_params(gnutls_x509_spki_t spki, gnutls_digest_algorithm_t dig, - gnutls_datum_t *label) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static void compat_gnutls_x509_spki_set_rsa_pss_params(gnutls_x509_spki_t spki, gnutls_digest_algorithm_t dig, - unsigned int salt_size) -{ -} - -static int compat_gnutls_pubkey_set_spki(gnutls_pubkey_t key, const gnutls_x509_spki_t spki, unsigned int flags) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_set_spki(gnutls_privkey_t key, const gnutls_x509_spki_t spki, unsigned int flags) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_derive_secret(gnutls_privkey_t privkey, gnutls_pubkey_t pubkey, const gnutls_datum_t *nonce, - gnutls_datum_t *secret, unsigned int flags) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_export_dh_raw(gnutls_privkey_t privkey, gnutls_dh_params_t params, gnutls_datum_t *y, - gnutls_datum_t *x, unsigned int flags ) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_export_dh_raw(gnutls_pubkey_t pubkey, gnutls_dh_params_t params, gnutls_datum_t *y, - unsigned flags) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_import_dh_raw(gnutls_privkey_t privkey, const gnutls_dh_params_t params, - const gnutls_datum_t *y, const gnutls_datum_t *x) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_pubkey_import_dh_raw(gnutls_pubkey_t pubkey, const gnutls_dh_params_t params, - const gnutls_datum_t *y) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static int compat_gnutls_privkey_generate2(gnutls_privkey_t privkey, gnutls_pk_algorithm_t alg, unsigned int bits, - unsigned int flags, const gnutls_keygen_data_st *data, unsigned data_size) -{ - return GNUTLS_E_UNKNOWN_PK_ALGORITHM; -} - -static void gnutls_log( int level, const char *msg ) -{ - TRACE( "<%d> %s", level, msg ); -} - -static NTSTATUS gnutls_process_attach( void *args ) -{ - const char *env_str; - int ret; - - if ((env_str = getenv("GNUTLS_SYSTEM_PRIORITY_FILE"))) - { - WARN("GNUTLS_SYSTEM_PRIORITY_FILE is %s.\n", debugstr_a(env_str)); - } - else - { - WARN("Setting GNUTLS_SYSTEM_PRIORITY_FILE to \"/dev/null\".\n"); - setenv("GNUTLS_SYSTEM_PRIORITY_FILE", "/dev/null", 0); - } - - if (!(libgnutls_handle = dlopen( SONAME_LIBGNUTLS, RTLD_NOW ))) - { - ERR_(winediag)( "failed to load libgnutls, no support for encryption\n" ); - return STATUS_DLL_NOT_FOUND; - } - -#define LOAD_FUNCPTR(f) \ - if (!(p##f = dlsym( libgnutls_handle, #f ))) \ - { \ - ERR( "failed to load %s\n", #f ); \ - goto fail; \ - } - - LOAD_FUNCPTR(gnutls_cipher_decrypt2) - LOAD_FUNCPTR(gnutls_cipher_deinit) - LOAD_FUNCPTR(gnutls_cipher_encrypt2) - LOAD_FUNCPTR(gnutls_cipher_init) - LOAD_FUNCPTR(gnutls_dh_params_deinit) - LOAD_FUNCPTR(gnutls_dh_params_export_raw) - LOAD_FUNCPTR(gnutls_dh_params_import_raw) - LOAD_FUNCPTR(gnutls_dh_params_init) - LOAD_FUNCPTR(gnutls_global_deinit) - LOAD_FUNCPTR(gnutls_global_init) - LOAD_FUNCPTR(gnutls_global_set_log_function) - LOAD_FUNCPTR(gnutls_global_set_log_level) - LOAD_FUNCPTR(gnutls_perror) - LOAD_FUNCPTR(gnutls_privkey_deinit); - LOAD_FUNCPTR(gnutls_privkey_import_dsa_raw); - LOAD_FUNCPTR(gnutls_privkey_init); - LOAD_FUNCPTR(gnutls_privkey_sign_hash); - LOAD_FUNCPTR(gnutls_pubkey_deinit); - LOAD_FUNCPTR(gnutls_pubkey_import_privkey); - LOAD_FUNCPTR(gnutls_pubkey_init); -#undef LOAD_FUNCPTR - -#define LOAD_FUNCPTR_OPT(f) \ - if (!(p##f = dlsym( libgnutls_handle, #f ))) \ - { \ - WARN( "failed to load %s\n", #f ); \ - p##f = compat_##f; \ - } - - LOAD_FUNCPTR_OPT(gnutls_cipher_tag) - LOAD_FUNCPTR_OPT(gnutls_cipher_add_auth) - LOAD_FUNCPTR_OPT(gnutls_decode_rs_value) - LOAD_FUNCPTR_OPT(gnutls_pk_to_sign) - LOAD_FUNCPTR_OPT(gnutls_privkey_decrypt_data) - LOAD_FUNCPTR_OPT(gnutls_privkey_derive_secret) - LOAD_FUNCPTR_OPT(gnutls_privkey_export_dh_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_export_dsa_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_export_ecc_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_export_rsa_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_generate2) - LOAD_FUNCPTR_OPT(gnutls_privkey_import_dh_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_import_ecc_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_import_rsa_raw) - LOAD_FUNCPTR_OPT(gnutls_privkey_set_spki) - LOAD_FUNCPTR_OPT(gnutls_pubkey_encrypt_data) - LOAD_FUNCPTR_OPT(gnutls_pubkey_export_dh_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_export_dsa_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_export_ecc_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_export_rsa_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_import_dh_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_import_dsa_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_import_ecc_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_import_rsa_raw) - LOAD_FUNCPTR_OPT(gnutls_pubkey_set_spki) - LOAD_FUNCPTR_OPT(gnutls_pubkey_verify_hash2) - LOAD_FUNCPTR_OPT(gnutls_x509_spki_deinit) - LOAD_FUNCPTR_OPT(gnutls_x509_spki_init) - LOAD_FUNCPTR_OPT(gnutls_x509_spki_set_rsa_oaep_params) - LOAD_FUNCPTR_OPT(gnutls_x509_spki_set_rsa_pss_params) - -#undef LOAD_FUNCPTR_OPT - - if ((ret = pgnutls_global_init()) != GNUTLS_E_SUCCESS) - { - pgnutls_perror( ret ); - goto fail; - } - - if (TRACE_ON( bcrypt )) - { - char *env = getenv("GNUTLS_DEBUG_LEVEL"); - int level = env ? atoi(env) : 4; - pgnutls_global_set_log_level(level); - pgnutls_global_set_log_function( gnutls_log ); - } - - return STATUS_SUCCESS; - -fail: - dlclose( libgnutls_handle ); - libgnutls_handle = NULL; - return STATUS_DLL_NOT_FOUND; -} - -static NTSTATUS gnutls_process_detach( void *args ) -{ - if (libgnutls_handle) - { - if (TRACE_ON( bcrypt )) - pgnutls_global_set_log_function( NULL ); - pgnutls_global_deinit(); - dlclose( libgnutls_handle ); - libgnutls_handle = NULL; - } - return STATUS_SUCCESS; -} - -struct buffer -{ - BYTE *buffer; - DWORD length; - DWORD pos; - BOOL error; -}; - -static void buffer_init( struct buffer *buffer ) -{ - buffer->buffer = NULL; - buffer->length = 0; - buffer->pos = 0; - buffer->error = FALSE; -} - -static void buffer_free( struct buffer *buffer ) -{ - free( buffer->buffer ); -} - -static void buffer_append( struct buffer *buffer, BYTE *data, DWORD len ) -{ - if (!len) return; - - if (buffer->pos + len > buffer->length) - { - DWORD new_length = max( max( buffer->pos + len, buffer->length * 2 ), 64 ); - BYTE *new_buffer; - - if (!(new_buffer = realloc( buffer->buffer, new_length ))) - { - ERR( "out of memory\n" ); - buffer->error = TRUE; - return; - } - - buffer->buffer = new_buffer; - buffer->length = new_length; - } - - memcpy( &buffer->buffer[buffer->pos], data, len ); - buffer->pos += len; -} - -static void buffer_append_byte( struct buffer *buffer, BYTE value ) -{ - buffer_append( buffer, &value, sizeof(value) ); -} - -static void buffer_append_asn1_length( struct buffer *buffer, DWORD length ) -{ - DWORD num_bytes; - - if (length < 128) - { - buffer_append_byte( buffer, length ); - return; - } - - if (length <= 0xff) num_bytes = 1; - else if (length <= 0xffff) num_bytes = 2; - else if (length <= 0xffffff) num_bytes = 3; - else num_bytes = 4; - - buffer_append_byte( buffer, 0x80 | num_bytes ); - while (num_bytes--) buffer_append_byte( buffer, length >> (num_bytes * 8) ); -} - -static void buffer_append_asn1_integer( struct buffer *buffer, BYTE *data, DWORD len ) -{ - DWORD leading_zero = (*data & 0x80) != 0; - - buffer_append_byte( buffer, 0x02 ); /* tag */ - buffer_append_asn1_length( buffer, len + leading_zero ); - if (leading_zero) buffer_append_byte( buffer, 0 ); - buffer_append( buffer, data, len ); -} - -static void buffer_append_asn1_sequence( struct buffer *buffer, struct buffer *content ) -{ - if (content->error) - { - buffer->error = TRUE; - return; - } - - buffer_append_byte( buffer, 0x30 ); /* tag */ - buffer_append_asn1_length( buffer, content->pos ); - buffer_append( buffer, content->buffer, content->pos ); -} - -static void buffer_append_asn1_r_s( struct buffer *buffer, BYTE *r, DWORD r_len, BYTE *s, DWORD s_len ) -{ - struct buffer value; - - buffer_init( &value ); - buffer_append_asn1_integer( &value, r, r_len ); - buffer_append_asn1_integer( &value, s, s_len ); - buffer_append_asn1_sequence( buffer, &value ); - buffer_free( &value ); -} - -static gnutls_cipher_algorithm_t get_gnutls_cipher( const struct key *key ) -{ - switch (key->alg_id) - { - case ALG_ID_3DES: - WARN( "handle block size\n" ); - switch (key->u.s.mode) - { - case CHAIN_MODE_CBC: - return GNUTLS_CIPHER_3DES_CBC; - default: - break; - } - FIXME( "3DES mode %u with key length %u not supported\n", key->u.s.mode, key->u.s.secret_len ); - return GNUTLS_CIPHER_UNKNOWN; - - case ALG_ID_AES: - WARN( "handle block size\n" ); - switch (key->u.s.mode) - { - case CHAIN_MODE_GCM: - if (key->u.s.secret_len == 16) return GNUTLS_CIPHER_AES_128_GCM; - if (key->u.s.secret_len == 32) return GNUTLS_CIPHER_AES_256_GCM; - break; - case CHAIN_MODE_ECB: /* can be emulated with CBC + empty IV */ - case CHAIN_MODE_CBC: - if (key->u.s.secret_len == 16) return GNUTLS_CIPHER_AES_128_CBC; - if (key->u.s.secret_len == 24) return GNUTLS_CIPHER_AES_192_CBC; - if (key->u.s.secret_len == 32) return GNUTLS_CIPHER_AES_256_CBC; - break; - case CHAIN_MODE_CFB: - if (key->u.s.secret_len == 16) return GNUTLS_CIPHER_AES_128_CFB8; - if (key->u.s.secret_len == 24) return GNUTLS_CIPHER_AES_192_CFB8; - if (key->u.s.secret_len == 32) return GNUTLS_CIPHER_AES_256_CFB8; - break; - default: - break; - } - FIXME( "AES mode %u with key length %u not supported\n", key->u.s.mode, key->u.s.secret_len ); - return GNUTLS_CIPHER_UNKNOWN; - - default: - FIXME( "algorithm %u not supported\n", key->alg_id ); - return GNUTLS_CIPHER_UNKNOWN; - } -} - -static NTSTATUS key_symmetric_vector_reset( void *args ) -{ - struct key *key = args; - - if (!key_data(key)->cipher) return STATUS_SUCCESS; - TRACE( "invalidating cipher handle\n" ); - pgnutls_cipher_deinit( key_data(key)->cipher ); - key_data(key)->cipher = NULL; - return STATUS_SUCCESS; -} - -static NTSTATUS init_cipher_handle( struct key *key ) -{ - gnutls_cipher_algorithm_t cipher; - gnutls_datum_t secret, vector; - int ret; - - if (key_data(key)->cipher) return STATUS_SUCCESS; - if ((cipher = get_gnutls_cipher( key )) == GNUTLS_CIPHER_UNKNOWN) return STATUS_NOT_SUPPORTED; - - secret.data = key->u.s.secret; - secret.size = key->u.s.secret_len; - - vector.data = key->u.s.vector; - vector.size = key->u.s.vector_len; - - if ((ret = pgnutls_cipher_init( &key_data(key)->cipher, cipher, &secret, key->u.s.vector ? &vector : NULL ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - return STATUS_SUCCESS; -} - -static NTSTATUS key_symmetric_set_auth_data( void *args ) -{ - const struct key_symmetric_set_auth_data_params *params = args; - NTSTATUS status; - int ret; - - if (!params->auth_data) return STATUS_SUCCESS; - if ((status = init_cipher_handle( params->key ))) return status; - - if ((ret = pgnutls_cipher_add_auth( key_data(params->key)->cipher, params->auth_data, params->len ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_symmetric_encrypt( void *args ) -{ - const struct key_symmetric_encrypt_params *params = args; - NTSTATUS status; - int ret; - - if ((status = init_cipher_handle( params->key ))) return status; - - if ((ret = pgnutls_cipher_encrypt2( key_data(params->key)->cipher, params->input, params->input_len, - params->output, params->output_len ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_symmetric_decrypt( void *args ) -{ - const struct key_symmetric_decrypt_params *params = args; - NTSTATUS status; - int ret; - - if ((status = init_cipher_handle( params->key ))) return status; - - if ((ret = pgnutls_cipher_decrypt2( key_data(params->key)->cipher, params->input, params->input_len, - params->output, params->output_len ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_symmetric_get_tag( void *args ) -{ - const struct key_symmetric_get_tag_params *params = args; - NTSTATUS status; - int ret; - - if ((status = init_cipher_handle( params->key ))) return status; - - if ((ret = pgnutls_cipher_tag( key_data(params->key)->cipher, params->tag, params->len ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_symmetric_destroy( void *args ) -{ - struct key *key = args; - - if (key_data(key)->cipher) pgnutls_cipher_deinit( key_data(key)->cipher ); - return STATUS_SUCCESS; -} - -static ULONG export_gnutls_datum( UCHAR *buffer, ULONG buflen, gnutls_datum_t *d, BOOL zero_pad ) -{ - ULONG size = d->size; - UCHAR *src = d->data; - ULONG offset = 0; - - assert( size <= buflen + 1 ); - if (size == buflen + 1) - { - assert( !src[0] ); - src++; - size--; - } - if (zero_pad) - { - offset = buflen - size; - if (buffer) memset( buffer, 0, offset ); - size = buflen; - } - - if (buffer) memcpy( buffer + offset, src, size - offset ); - return size; -} - -#define EXPORT_SIZE(d,l,p) export_gnutls_datum( NULL, l, &d, p ) -static NTSTATUS key_export_rsa_public( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_RSAKEY_BLOB *rsa_blob = (BCRYPT_RSAKEY_BLOB *)buf; - gnutls_datum_t m, e; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - UCHAR *dst; - int ret; - - if (key_data(key)->a.pubkey) - ret = pgnutls_pubkey_export_rsa_raw( key_data(key)->a.pubkey, &m, &e ); - else - return STATUS_INVALID_PARAMETER; - - if (ret) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = sizeof(*rsa_blob) + EXPORT_SIZE( e, size, 0 ) + EXPORT_SIZE( m, size, 1 ); - if (len >= *ret_len && buf) - { - dst = (UCHAR *)(rsa_blob + 1); - rsa_blob->cbPublicExp = export_gnutls_datum( dst, size, &e, 0 ); - - dst += rsa_blob->cbPublicExp; - rsa_blob->cbModulus = export_gnutls_datum( dst, size, &m, 1 ); - - rsa_blob->Magic = BCRYPT_RSAPUBLIC_MAGIC; - rsa_blob->BitLength = key->u.a.bitlen; - rsa_blob->cbPrime1 = 0; - rsa_blob->cbPrime2 = 0; - } - - free( e.data ); free( m.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_ecc_public( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_ECCKEY_BLOB *ecc_blob = (BCRYPT_ECCKEY_BLOB *)buf; - gnutls_ecc_curve_t curve; - gnutls_datum_t x, y; - DWORD magic, size; - UCHAR *dst; - int ret; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - switch (key->u.a.curve_id) - { - case ECC_CURVE_25519: - magic = BCRYPT_ECDH_PUBLIC_GENERIC_MAGIC; - size = 32; - break; - case ECC_CURVE_P256R1: - magic = BCRYPT_ECDH_PUBLIC_P256_MAGIC; - size = 32; - break; - case ECC_CURVE_P384R1: - magic = BCRYPT_ECDH_PUBLIC_P384_MAGIC; - size = 48; - break; - case ECC_CURVE_P521R1: - magic = BCRYPT_ECDH_PUBLIC_P521_MAGIC; - size = 66; - break; - default: - FIXME( "unsupported curve %u\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDH_P256: - magic = BCRYPT_ECDH_PUBLIC_P256_MAGIC; - size = 32; - break; - - case ALG_ID_ECDH_P384: - magic = BCRYPT_ECDH_PUBLIC_P384_MAGIC; - size = 48; - break; - - case ALG_ID_ECDH_P521: - magic = BCRYPT_ECDH_PUBLIC_P521_MAGIC; - size = 66; - break; - - case ALG_ID_ECDSA: - switch (key->u.a.curve_id) - { - case ECC_CURVE_P256R1: - magic = BCRYPT_ECDSA_PUBLIC_P256_MAGIC; - size = 32; - break; - case ECC_CURVE_P384R1: - magic = BCRYPT_ECDSA_PUBLIC_P384_MAGIC; - size = 48; - break; - case ECC_CURVE_P521R1: - magic = BCRYPT_ECDSA_PUBLIC_P521_MAGIC; - size = 66; - break; - default: - FIXME( "unsupported curve %u\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDSA_P256: - magic = BCRYPT_ECDSA_PUBLIC_P256_MAGIC; - size = 32; - break; - - case ALG_ID_ECDSA_P384: - magic = BCRYPT_ECDSA_PUBLIC_P384_MAGIC; - size = 48; - break; - - case ALG_ID_ECDSA_P521: - magic = BCRYPT_ECDSA_PUBLIC_P521_MAGIC; - size = 66; - break; - - default: - FIXME( "algorithm %u not supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if (key_data(key)->a.pubkey) - ret = pgnutls_pubkey_export_ecc_raw( key_data(key)->a.pubkey, &curve, &x, &y ); - else - return STATUS_INVALID_PARAMETER; - - if (ret) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (curve != GNUTLS_ECC_CURVE_X25519 && curve != GNUTLS_ECC_CURVE_SECP256R1 && - curve != GNUTLS_ECC_CURVE_SECP384R1 && curve != GNUTLS_ECC_CURVE_SECP521R1) - { - FIXME( "curve %u not supported\n", curve ); - free( x.data ); free( y.data ); - return STATUS_NOT_IMPLEMENTED; - } - - *ret_len = sizeof(*ecc_blob) + EXPORT_SIZE( x, size, 1 ) + EXPORT_SIZE( y, size, 1 ); - if (len >= *ret_len && buf) - { - ecc_blob->dwMagic = magic; - ecc_blob->cbKey = size; - - dst = (UCHAR *)(ecc_blob + 1); - dst += export_gnutls_datum( dst, size, &x, 1 ); - export_gnutls_datum( dst, size, &y, 1 ); - } - - free( x.data ); free( y.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_dsa_public( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_DSA_KEY_BLOB *dsa_blob = (BCRYPT_DSA_KEY_BLOB *)buf; - gnutls_datum_t p, q, g, y; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - NTSTATUS status = STATUS_SUCCESS; - UCHAR *dst; - int ret; - - if (key->u.a.bitlen > 1024) - { - FIXME( "bitlen > 1024 not supported\n" ); - return STATUS_NOT_IMPLEMENTED; - } - - if (key_data(key)->a.pubkey) - ret = pgnutls_pubkey_export_dsa_raw( key_data(key)->a.pubkey, &p, &q, &g, &y ); - else - return STATUS_INVALID_PARAMETER; - - if (ret) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (EXPORT_SIZE( q, sizeof(dsa_blob->q), 1 ) > sizeof(dsa_blob->q)) - { - status = STATUS_INVALID_PARAMETER; - goto done; - } - - *ret_len = sizeof(*dsa_blob) + EXPORT_SIZE( p, size, 1 ) + EXPORT_SIZE( g, size, 1 ) + EXPORT_SIZE( y, size, 1 ); - if (len >= *ret_len && buf) - { - dst = (UCHAR *)(dsa_blob + 1); - dst += export_gnutls_datum( dst, size, &p, 1 ); - dst += export_gnutls_datum( dst, size, &g, 1 ); - export_gnutls_datum( dst, size, &y, 1 ); - - dst = dsa_blob->q; - export_gnutls_datum( dst, sizeof(dsa_blob->q), &q, 1 ); - - dsa_blob->dwMagic = BCRYPT_DSA_PUBLIC_MAGIC; - dsa_blob->cbKey = size; - memset( dsa_blob->Count, 0, sizeof(dsa_blob->Count) ); /* FIXME */ - memset( dsa_blob->Seed, 0, sizeof(dsa_blob->Seed) ); /* FIXME */ - } - -done: - free( p.data ); free( q.data ); free( g.data ); free( y.data ); - return status; -} - -static void reverse_bytes( UCHAR *buf, ULONG len ) -{ - unsigned int i; - UCHAR tmp; - - for (i = 0; i < len / 2; ++i) - { - tmp = buf[i]; - buf[i] = buf[len - i - 1]; - buf[len - i - 1] = tmp; - } -} - -#define Q_SIZE 20 -static NTSTATUS key_export_dsa_capi_public( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BLOBHEADER *hdr = (BLOBHEADER *)buf; - DSSPUBKEY *dsskey; - gnutls_datum_t p, q, g, y; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - NTSTATUS status = STATUS_SUCCESS; - UCHAR *dst; - int ret; - - if (key->u.a.bitlen > 1024) - { - FIXME( "bitlen > 1024 not supported\n" ); - return STATUS_NOT_IMPLEMENTED; - } - - if (key_data(key)->a.pubkey) - ret = pgnutls_pubkey_export_dsa_raw( key_data(key)->a.pubkey, &p, &q, &g, &y ); - else if (key_data(key)->a.privkey) - ret = pgnutls_privkey_export_dsa_raw( key_data(key)->a.privkey, &p, &q, &g, &y, NULL ); - else - return STATUS_INVALID_PARAMETER; - - if (ret) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (EXPORT_SIZE( q, Q_SIZE, 1 ) > Q_SIZE) - { - status = STATUS_INVALID_PARAMETER; - goto done; - } - - *ret_len = sizeof(*hdr) + sizeof(*dsskey) + sizeof(key->u.a.dss_seed) + - EXPORT_SIZE( p, size, 1 ) + Q_SIZE + EXPORT_SIZE( g, size, 1 ) + EXPORT_SIZE( y, size, 1 ); - if (len >= *ret_len && buf) - { - hdr->bType = PUBLICKEYBLOB; - hdr->bVersion = 2; - hdr->reserved = 0; - hdr->aiKeyAlg = CALG_DSS_SIGN; - - dsskey = (DSSPUBKEY *)(hdr + 1); - dsskey->magic = MAGIC_DSS1; - dsskey->bitlen = key->u.a.bitlen; - - dst = (UCHAR *)(dsskey + 1); - export_gnutls_datum( dst, size, &p, 1 ); - reverse_bytes( dst, size ); - dst += size; - - export_gnutls_datum( dst, Q_SIZE, &q, 1 ); - reverse_bytes( dst, Q_SIZE ); - dst += Q_SIZE; - - export_gnutls_datum( dst, size, &g, 1 ); - reverse_bytes( dst, size ); - dst += size; - - export_gnutls_datum( dst, size, &y, 1 ); - reverse_bytes( dst, size ); - dst += size; - - memcpy( dst, &key->u.a.dss_seed, sizeof(key->u.a.dss_seed) ); - } - -done: - free( p.data ); free( q.data ); free( g.data ); free( y.data ); - return status; -} - -static gnutls_privkey_t create_privkey( gnutls_pk_algorithm_t pk_alg, unsigned int bitlen, - const gnutls_keygen_data_st *data, unsigned int data_size ) -{ - gnutls_privkey_t privkey; - int ret; - - if ((ret = pgnutls_privkey_init( &privkey ))) - { - pgnutls_perror( ret ); - return NULL; - } - - if ((ret = pgnutls_privkey_generate2( privkey, pk_alg, bitlen, 0, data, data_size ))) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( privkey ); - return NULL; - } - - return privkey; -} - -static gnutls_pubkey_t create_pubkey_from_privkey( gnutls_privkey_t privkey ) -{ - gnutls_pubkey_t pubkey; - int ret; - - if ((ret = pgnutls_pubkey_init( &pubkey ))) - { - pgnutls_perror( ret ); - return NULL; - } - - if ((ret = pgnutls_pubkey_import_privkey( pubkey, privkey, 0, 0 ))) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( pubkey ); - return NULL; - } - - return pubkey; -} - -static gnutls_dh_params_t get_dh_params( gnutls_privkey_t privkey ) -{ - gnutls_dh_params_t params; - gnutls_datum_t x; - int ret; - - if ((ret = pgnutls_dh_params_init( ¶ms ))) - { - pgnutls_perror( ret ); - return NULL; - } - - if ((ret = pgnutls_privkey_export_dh_raw( privkey, params, NULL, &x, 0 ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - return NULL; - } - - free( x.data ); - return params; -} - -static NTSTATUS key_asymmetric_generate( void *args ) -{ - struct key *key = args; - gnutls_pk_algorithm_t pk_alg; - gnutls_privkey_t privkey; - gnutls_pubkey_t pubkey; - unsigned int bitlen; - - if (!libgnutls_handle) return STATUS_INTERNAL_ERROR; - if (key_data(key)->a.privkey) return STATUS_INVALID_HANDLE; - - switch (key->alg_id) - { - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - pk_alg = GNUTLS_PK_RSA; - bitlen = key->u.a.bitlen; - break; - - case ALG_ID_DH: - pk_alg = GNUTLS_PK_DH; - bitlen = key->u.a.bitlen; - break; - - case ALG_ID_DSA: - pk_alg = GNUTLS_PK_DSA; - bitlen = key->u.a.bitlen; - break; - - case ALG_ID_ECDH: - case ALG_ID_ECDSA: - pk_alg = GNUTLS_PK_ECC; - switch (key->u.a.curve_id) - { - case ECC_CURVE_25519: - assert( key->alg_id == ALG_ID_ECDH ); - pk_alg = GNUTLS_PK_ECDH_X25519; - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_X25519 ); - break; - case ECC_CURVE_P256R1: - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP256R1 ); - break; - case ECC_CURVE_P384R1: - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP384R1 ); - break; - case ECC_CURVE_P521R1: - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP521R1 ); - break; - default: - FIXME( "unsupported ECDH/ECDSA curve %u\n", key->u.a.curve_id ); - return STATUS_INVALID_PARAMETER; - } - break; - - case ALG_ID_ECDH_P256: - case ALG_ID_ECDSA_P256: - pk_alg = GNUTLS_PK_ECC; /* compatible with ECDSA and ECDH */ - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP256R1 ); - break; - - case ALG_ID_ECDH_P384: - case ALG_ID_ECDSA_P384: - pk_alg = GNUTLS_PK_ECC; /* compatible with ECDSA and ECDH */ - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP384R1 ); - break; - - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA_P521: - pk_alg = GNUTLS_PK_ECC; /* compatible with ECDSA and ECDH */ - bitlen = GNUTLS_CURVE_TO_BITS( GNUTLS_ECC_CURVE_SECP521R1 ); - break; - - default: - FIXME( "algorithm %u not supported\n", key->alg_id ); - return STATUS_NOT_SUPPORTED; - } - - if (key->alg_id == ALG_ID_DH && key_data(key)->a.dh_params) - { - gnutls_keygen_data_st data; - - data.type = GNUTLS_KEYGEN_DH; - data.data = (unsigned char *)key_data(key)->a.dh_params; - data.size = 0; - if (!(privkey = create_privkey( pk_alg, bitlen, &data, 1 ))) return STATUS_INTERNAL_ERROR; - } - else if (!(privkey = create_privkey( pk_alg, bitlen, NULL, 0 ))) return STATUS_INTERNAL_ERROR; - - if (key->alg_id == ALG_ID_DH && !key_data(key)->a.dh_params && - !(key_data(key)->a.dh_params = get_dh_params( privkey ))) - { - pgnutls_privkey_deinit( privkey ); - return STATUS_INTERNAL_ERROR; - } - - if (!(pubkey = create_pubkey_from_privkey( privkey ))) - { - pgnutls_privkey_deinit( privkey ); - return STATUS_INTERNAL_ERROR; - } - - key_data(key)->a.privkey = privkey; - key_data(key)->a.pubkey = pubkey; - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_ecc( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_ECCKEY_BLOB *ecc_blob; - gnutls_ecc_curve_t curve; - gnutls_datum_t x, y, d; - DWORD magic, size; - UCHAR *dst; - int ret; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - switch (key->u.a.curve_id) - { - case ECC_CURVE_25519: - magic = BCRYPT_ECDH_PRIVATE_GENERIC_MAGIC; - size = 32; - break; - case ECC_CURVE_P256R1: - magic = BCRYPT_ECDH_PRIVATE_P256_MAGIC; - size = 32; - break; - case ECC_CURVE_P384R1: - magic = BCRYPT_ECDH_PRIVATE_P384_MAGIC; - size = 48; - break; - case ECC_CURVE_P521R1: - magic = BCRYPT_ECDH_PRIVATE_P521_MAGIC; - size = 66; - break; - default: - FIXME( "unsupported curve %u\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDH_P256: - magic = BCRYPT_ECDH_PRIVATE_P256_MAGIC; - size = 32; - break; - - case ALG_ID_ECDH_P384: - magic = BCRYPT_ECDH_PRIVATE_P384_MAGIC; - size = 48; - break; - - case ALG_ID_ECDH_P521: - magic = BCRYPT_ECDH_PRIVATE_P521_MAGIC; - size = 66; - break; - - case ALG_ID_ECDSA: - switch (key->u.a.curve_id) - { - case ECC_CURVE_P256R1: - magic = BCRYPT_ECDSA_PRIVATE_P256_MAGIC; - size = 32; - break; - case ECC_CURVE_P384R1: - magic = BCRYPT_ECDSA_PRIVATE_P384_MAGIC; - size = 48; - break; - case ECC_CURVE_P521R1: - magic = BCRYPT_ECDSA_PRIVATE_P521_MAGIC; - size = 66; - break; - default: - FIXME( "unsupported curve %u\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDSA_P256: - magic = BCRYPT_ECDSA_PRIVATE_P256_MAGIC; - size = 32; - break; - - case ALG_ID_ECDSA_P384: - magic = BCRYPT_ECDSA_PRIVATE_P384_MAGIC; - size = 48; - break; - - case ALG_ID_ECDSA_P521: - magic = BCRYPT_ECDSA_PRIVATE_P521_MAGIC; - size = 66; - break; - - default: - FIXME( "algorithm %u does not yet support exporting ecc blob\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if (!key_data(key)->a.privkey) return STATUS_INVALID_PARAMETER; - - if ((ret = pgnutls_privkey_export_ecc_raw( key_data(key)->a.privkey, &curve, &x, &y, &d ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (curve != GNUTLS_ECC_CURVE_X25519 && curve != GNUTLS_ECC_CURVE_SECP256R1 && - curve != GNUTLS_ECC_CURVE_SECP384R1 && curve != GNUTLS_ECC_CURVE_SECP521R1) - { - FIXME( "curve %u not supported\n", curve ); - free( x.data ); free( y.data ); free( d.data ); - return STATUS_NOT_IMPLEMENTED; - } - - *ret_len = sizeof(*ecc_blob) + EXPORT_SIZE( x, size, 1 ) + EXPORT_SIZE( y, size, 1 ) + EXPORT_SIZE( d, size, 1 ); - if (len >= *ret_len && buf) - { - ecc_blob = (BCRYPT_ECCKEY_BLOB *)buf; - ecc_blob->dwMagic = magic; - ecc_blob->cbKey = size; - - dst = (UCHAR *)(ecc_blob + 1); - dst += export_gnutls_datum( dst, size, &x, 1 ); - dst += export_gnutls_datum( dst, size, &y, 1 ); - export_gnutls_datum( dst, size, &d, 1 ); - } - - free( x.data ); free( y.data ); free( d.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_ecc( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_ECCKEY_BLOB *ecc_blob; - gnutls_ecc_curve_t curve; - gnutls_privkey_t handle; - gnutls_datum_t x, y, k; - int ret; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - switch (key->u.a.curve_id) - { - case ECC_CURVE_25519: curve = GNUTLS_ECC_CURVE_X25519; break; - case ECC_CURVE_P256R1: curve = GNUTLS_ECC_CURVE_SECP256R1; break; - case ECC_CURVE_P384R1: curve = GNUTLS_ECC_CURVE_SECP384R1; break; - case ECC_CURVE_P521R1: curve = GNUTLS_ECC_CURVE_SECP521R1; break; - default: - FIXME( "curve %u not supported\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDH_P256: - case ALG_ID_ECDSA_P256: - curve = GNUTLS_ECC_CURVE_SECP256R1; - break; - - case ALG_ID_ECDH_P384: - case ALG_ID_ECDSA_P384: - curve = GNUTLS_ECC_CURVE_SECP384R1; - break; - - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA_P521: - curve = GNUTLS_ECC_CURVE_SECP521R1; - break; - - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if ((ret = pgnutls_privkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - ecc_blob = (BCRYPT_ECCKEY_BLOB *)buf; - x.data = (unsigned char *)(ecc_blob + 1); - x.size = ecc_blob->cbKey; - y.data = x.data + ecc_blob->cbKey; - y.size = ecc_blob->cbKey; - k.data = y.data + ecc_blob->cbKey; - k.size = ecc_blob->cbKey; - - if ((ret = pgnutls_privkey_import_ecc_raw( handle, curve, &x, &y, &k ))) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.privkey) pgnutls_privkey_deinit( key_data(key)->a.privkey ); - key_data(key)->a.privkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_rsa( struct key *key, ULONG flags, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_RSAKEY_BLOB *rsa_blob; - gnutls_datum_t m, e, d, p, q, u, e1, e2; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - BOOL full = (flags & KEY_EXPORT_FLAG_RSA_FULL); - UCHAR *dst; - int ret; - - if (!key_data(key)->a.privkey) return STATUS_INVALID_PARAMETER; - - if ((ret = pgnutls_privkey_export_rsa_raw( key_data(key)->a.privkey, &m, &e, &d, &p, &q, &u, &e1, &e2 ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = sizeof(*rsa_blob) + EXPORT_SIZE( e, size, 0 ) + EXPORT_SIZE( m, size, 1 ) + - EXPORT_SIZE( p, size / 2, 1 ) + EXPORT_SIZE( q, size / 2, 1 ); - - if (full) *ret_len += EXPORT_SIZE( e1, size / 2, 1 ) + EXPORT_SIZE( e2, size / 2, 1 ) + - EXPORT_SIZE( u, size / 2, 1 ) + EXPORT_SIZE( d, size, 1 ); - - if (len >= *ret_len && buf) - { - rsa_blob = (BCRYPT_RSAKEY_BLOB *)buf; - rsa_blob->Magic = full ? BCRYPT_RSAFULLPRIVATE_MAGIC : BCRYPT_RSAPRIVATE_MAGIC; - rsa_blob->BitLength = key->u.a.bitlen; - - dst = (UCHAR *)(rsa_blob + 1); - rsa_blob->cbPublicExp = export_gnutls_datum( dst, size, &e, 0 ); - - dst += rsa_blob->cbPublicExp; - rsa_blob->cbModulus = export_gnutls_datum( dst, size, &m, 1 ); - - dst += rsa_blob->cbModulus; - rsa_blob->cbPrime1 = export_gnutls_datum( dst, size / 2, &p, 1 ); - - dst += rsa_blob->cbPrime1; - rsa_blob->cbPrime2 = export_gnutls_datum( dst, size / 2, &q, 1 ); - - if (full) - { - dst += rsa_blob->cbPrime2; - export_gnutls_datum( dst, size / 2, &e1, 1 ); - - dst += rsa_blob->cbPrime1; - export_gnutls_datum( dst, size / 2, &e2, 1 ); - - dst += rsa_blob->cbPrime2; - export_gnutls_datum( dst, size / 2, &u, 1 ); - - dst += rsa_blob->cbPrime1; - export_gnutls_datum( dst, size, &d, 1 ); - } - } - - free( m.data ); free( e.data ); free( d.data ); free( p.data ); free( q.data ); free( u.data ); - free( e1.data ); free( e2.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_rsa( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_RSAKEY_BLOB *rsa_blob = (BCRYPT_RSAKEY_BLOB *)buf; - gnutls_datum_t m, e, p, q; - gnutls_privkey_t handle; - int ret; - - if ((ret = pgnutls_privkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - e.data = (unsigned char *)(rsa_blob + 1); - e.size = rsa_blob->cbPublicExp; - m.data = e.data + e.size; - m.size = rsa_blob->cbModulus; - p.data = m.data + m.size; - p.size = rsa_blob->cbPrime1; - q.data = p.data + p.size; - q.size = rsa_blob->cbPrime2; - - if ((ret = pgnutls_privkey_import_rsa_raw( handle, &m, &e, NULL, &p, &q, NULL, NULL, NULL ))) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.privkey) pgnutls_privkey_deinit( key_data(key)->a.privkey ); - key_data(key)->a.privkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_dsa_capi( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BLOBHEADER *hdr; - DSSPUBKEY *pubkey; - gnutls_datum_t p, q, g, y, x; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - UCHAR *dst; - int ret; - - if (!key_data(key)->a.privkey) return STATUS_INVALID_PARAMETER; - - if ((ret = pgnutls_privkey_export_dsa_raw( key_data(key)->a.privkey, &p, &q, &g, &y, &x ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (q.size > 21 || x.size > 21) - { - ERR( "can't export key in this format\n" ); - free( p.data ); free( q.data ); free( g.data ); free( y.data ); free( x.data ); - return STATUS_NOT_SUPPORTED; - } - - *ret_len = sizeof(*hdr) + sizeof(*pubkey) + sizeof(key->u.a.dss_seed) + - EXPORT_SIZE( p, size, 1 ) + 20 + EXPORT_SIZE( g, size, 1 ) + 20; - if (len >= *ret_len && buf) - { - hdr = (BLOBHEADER *)buf; - hdr->bType = PRIVATEKEYBLOB; - hdr->bVersion = 2; - hdr->reserved = 0; - hdr->aiKeyAlg = CALG_DSS_SIGN; - - pubkey = (DSSPUBKEY *)(hdr + 1); - pubkey->magic = MAGIC_DSS2; - pubkey->bitlen = key->u.a.bitlen; - - dst = (UCHAR *)(pubkey + 1); - export_gnutls_datum( dst, size, &p, 1 ); - reverse_bytes( dst, size ); - dst += size; - - export_gnutls_datum( dst, 20, &q, 1 ); - reverse_bytes( dst, 20 ); - dst += 20; - - export_gnutls_datum( dst, size, &g, 1 ); - reverse_bytes( dst, size ); - dst += size; - - export_gnutls_datum( dst, 20, &x, 1 ); - reverse_bytes( dst, 20 ); - dst += 20; - - memcpy( dst, &key->u.a.dss_seed, sizeof(key->u.a.dss_seed) ); - } - - free( p.data ); free( q.data ); free( g.data ); free( y.data ); free( x.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_dsa_capi( struct key *key, UCHAR *buf, ULONG len ) -{ - BLOBHEADER *hdr = (BLOBHEADER *)buf; - DSSPUBKEY *pubkey; - gnutls_privkey_t handle; - gnutls_datum_t p, q, g, x; - unsigned char *data, p_data[128], q_data[20], g_data[128], x_data[20]; - int i, ret, size; - - if ((ret = pgnutls_privkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - pubkey = (DSSPUBKEY *)(hdr + 1); - if ((size = len_from_bitlen( pubkey->bitlen )) > sizeof(p_data)) - { - FIXME( "size %u not supported\n", size ); - pgnutls_privkey_deinit( handle ); - return STATUS_NOT_SUPPORTED; - } - data = (unsigned char *)(pubkey + 1); - - p.data = p_data; - p.size = size; - for (i = 0; i < p.size; i++) p.data[i] = data[p.size - i - 1]; - data += p.size; - - q.data = q_data; - q.size = sizeof(q_data); - for (i = 0; i < q.size; i++) q.data[i] = data[q.size - i - 1]; - data += q.size; - - g.data = g_data; - g.size = size; - for (i = 0; i < g.size; i++) g.data[i] = data[g.size - i - 1]; - data += g.size; - - x.data = x_data; - x.size = sizeof(x_data); - for (i = 0; i < x.size; i++) x.data[i] = data[x.size - i - 1]; - data += x.size; - - if ((ret = pgnutls_privkey_import_dsa_raw( handle, &p, &q, &g, NULL, &x ))) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - memcpy( &key->u.a.dss_seed, data, sizeof(key->u.a.dss_seed) ); - - if (key_data(key)->a.privkey) pgnutls_privkey_deinit( key_data(key)->a.privkey ); - key_data(key)->a.privkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_ecc_public( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_ECCKEY_BLOB *ecc_blob; - gnutls_ecc_curve_t curve; - gnutls_datum_t x, y; - gnutls_pubkey_t handle; - int ret; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - switch (key->u.a.curve_id) - { - case ECC_CURVE_25519: curve = GNUTLS_ECC_CURVE_X25519; break; - case ECC_CURVE_P256R1: curve = GNUTLS_ECC_CURVE_SECP256R1; break; - case ECC_CURVE_P384R1: curve = GNUTLS_ECC_CURVE_SECP384R1; break; - case ECC_CURVE_P521R1: curve = GNUTLS_ECC_CURVE_SECP521R1; break; - default: - FIXME( "curve %u not supported\n", key->u.a.curve_id ); - return STATUS_NOT_IMPLEMENTED; - } - break; - - case ALG_ID_ECDH_P256: - case ALG_ID_ECDSA_P256: - curve = GNUTLS_ECC_CURVE_SECP256R1; break; - - case ALG_ID_ECDH_P384: - case ALG_ID_ECDSA_P384: - curve = GNUTLS_ECC_CURVE_SECP384R1; break; - - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA_P521: - curve = GNUTLS_ECC_CURVE_SECP521R1; break; - - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if ((ret = pgnutls_pubkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - ecc_blob = (BCRYPT_ECCKEY_BLOB *)buf; - x.data = buf + sizeof(*ecc_blob); - x.size = ecc_blob->cbKey; - y.data = buf + sizeof(*ecc_blob) + ecc_blob->cbKey; - y.size = ecc_blob->cbKey; - - if ((ret = pgnutls_pubkey_import_ecc_raw( handle, curve, &x, &y ))) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_rsa_public( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_RSAKEY_BLOB *rsa_blob; - gnutls_pubkey_t handle; - gnutls_datum_t m, e; - int ret; - - if ((ret = pgnutls_pubkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - rsa_blob = (BCRYPT_RSAKEY_BLOB *)buf; - e.data = buf + sizeof(*rsa_blob); - e.size = rsa_blob->cbPublicExp; - m.data = buf + sizeof(*rsa_blob) + rsa_blob->cbPublicExp; - m.size = rsa_blob->cbModulus; - - if ((ret = pgnutls_pubkey_import_rsa_raw( handle, &m, &e ))) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_dsa_public( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_DSA_KEY_BLOB *dsa_blob; - gnutls_datum_t p, q, g, y; - gnutls_pubkey_t handle; - int ret; - - if ((ret = pgnutls_pubkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - dsa_blob = (BCRYPT_DSA_KEY_BLOB *)buf; - p.data = buf + sizeof(*dsa_blob); - p.size = dsa_blob->cbKey; - q.data = dsa_blob->q; - q.size = sizeof(dsa_blob->q); - g.data = buf + sizeof(*dsa_blob) + dsa_blob->cbKey; - g.size = dsa_blob->cbKey; - y.data = buf + sizeof(*dsa_blob) + dsa_blob->cbKey * 2; - y.size = dsa_blob->cbKey; - - if ((ret = pgnutls_pubkey_import_dsa_raw( handle, &p, &q, &g, &y ))) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_dsa_capi_public( struct key *key, UCHAR *buf, ULONG len ) -{ - BLOBHEADER *hdr; - DSSPUBKEY *pubkey; - gnutls_datum_t p, q, g, y; - gnutls_pubkey_t handle; - unsigned char *data, p_data[128], q_data[20], g_data[128], y_data[128]; - int i, ret, size; - - if ((ret = pgnutls_pubkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - hdr = (BLOBHEADER *)buf; - pubkey = (DSSPUBKEY *)(hdr + 1); - size = len_from_bitlen( pubkey->bitlen ); - data = (unsigned char *)(pubkey + 1); - - p.data = p_data; - p.size = size; - for (i = 0; i < p.size; i++) p.data[i] = data[p.size - i - 1]; - data += p.size; - - q.data = q_data; - q.size = sizeof(q_data); - for (i = 0; i < q.size; i++) q.data[i] = data[q.size - i - 1]; - data += q.size; - - g.data = g_data; - g.size = size; - for (i = 0; i < g.size; i++) g.data[i] = data[g.size - i - 1]; - data += g.size; - - y.data = y_data; - y.size = sizeof(y_data); - for (i = 0; i < y.size; i++) y.data[i] = data[y.size - i - 1]; - - if ((ret = pgnutls_pubkey_import_dsa_raw( handle, &p, &q, &g, &y ))) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = handle; - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_dh_public( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_DH_KEY_BLOB *dh_blob = (BCRYPT_DH_KEY_BLOB *)buf; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - gnutls_dh_params_t params; - gnutls_datum_t p, g, y; - UCHAR *dst; - int ret = GNUTLS_E_INVALID_REQUEST; - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_pubkey_export_dh_raw( key_data(key)->a.pubkey, params, &y, 0 ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_dh_params_export_raw( params, &p, &g, NULL )) < 0) - { - pgnutls_perror( ret ); - free( y.data ); - pgnutls_dh_params_deinit( params ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = sizeof(*dh_blob) + EXPORT_SIZE(p, size, 1) + EXPORT_SIZE(g, size, 1) + EXPORT_SIZE(y, size, 1); - if (len >= *ret_len && buf) - { - dst = (UCHAR *)(dh_blob + 1); - dst += export_gnutls_datum( dst, size, &p, 1 ); - dst += export_gnutls_datum( dst, size, &g, 1 ); - dst += export_gnutls_datum( dst, size, &y, 1 ); - - dh_blob->dwMagic = BCRYPT_DH_PUBLIC_MAGIC; - dh_blob->cbKey = size; - } - - free( p.data ); free( g.data ); free( y.data ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_dh( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_DH_KEY_BLOB *dh_blob = (BCRYPT_DH_KEY_BLOB *)buf; - gnutls_datum_t p, g, y, x; - gnutls_dh_params_t params; - ULONG size = len_from_bitlen( key->u.a.bitlen ); - UCHAR *dst; - int ret; - - if (!key_data(key)->a.privkey) return STATUS_INVALID_PARAMETER; - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_privkey_export_dh_raw( key_data(key)->a.privkey, params, &y, &x, 0 ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_dh_params_export_raw( params, &p, &g, NULL )) < 0) - { - pgnutls_perror( ret ); - free( y.data ); free( x.data ); - pgnutls_dh_params_deinit( params ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = sizeof(*dh_blob) + EXPORT_SIZE(p, size, 1) + EXPORT_SIZE(g, size, 1) + - EXPORT_SIZE(y, size, 1) + EXPORT_SIZE(x, size, 1); - if (len >= *ret_len && buf) - { - dst = (UCHAR *)(dh_blob + 1); - dst += export_gnutls_datum( dst, size, &p, 1 ); - dst += export_gnutls_datum( dst, size, &g, 1 ); - dst += export_gnutls_datum( dst, size, &y, 1 ); - dst += export_gnutls_datum( dst, size, &x, 1 ); - - dh_blob->dwMagic = BCRYPT_DH_PRIVATE_MAGIC; - dh_blob->cbKey = size; - } - - free( p.data ); free( g.data ); free( y.data ); free( x.data ); - pgnutls_dh_params_deinit( params ); - return STATUS_SUCCESS; -} - -static NTSTATUS key_export_dh_params( struct key *key, UCHAR *buf, ULONG len, ULONG *ret_len ) -{ - BCRYPT_DH_PARAMETER_HEADER *hdr = (BCRYPT_DH_PARAMETER_HEADER *)buf; - unsigned int size = sizeof(*hdr) + len_from_bitlen( key->u.a.bitlen ) * 2; - gnutls_datum_t p, g; - NTSTATUS status = STATUS_SUCCESS; - UCHAR *dst; - int ret; - - if (!key_data(key)->a.dh_params) return STATUS_INVALID_PARAMETER; - - if ((ret = pgnutls_dh_params_export_raw( key_data(key)->a.dh_params, &p, &g, NULL ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = size; - if (len < size) status = STATUS_BUFFER_TOO_SMALL; - else if (buf) - { - hdr->cbLength = size; - hdr->dwMagic = BCRYPT_DH_PARAMETERS_MAGIC; - hdr->cbKeyLength = len_from_bitlen( key->u.a.bitlen ); - - dst = (UCHAR *)(hdr + 1); - dst += export_gnutls_datum( dst, hdr->cbKeyLength, &p, 1 ); - dst += export_gnutls_datum( dst, hdr->cbKeyLength, &g, 1 ); - } - - free( p.data ); free( g.data ); - return status; -} - -static NTSTATUS key_asymmetric_export( void *args ) -{ - const struct key_asymmetric_export_params *params = args; - struct key *key = params->key; - unsigned flags = params->flags; - - if (!(key->u.a.flags & KEY_FLAG_FINALIZED)) return STATUS_INVALID_HANDLE; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - case ALG_ID_ECDH_P256: - case ALG_ID_ECDH_P384: - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA: - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - if (flags & KEY_EXPORT_FLAG_PUBLIC) - return key_export_ecc_public( key, params->buf, params->len, params->ret_len ); - return key_export_ecc( key, params->buf, params->len, params->ret_len ); - - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - if (flags & KEY_EXPORT_FLAG_PUBLIC) - return key_export_rsa_public( key, params->buf, params->len, params->ret_len ); - return key_export_rsa( key, flags, params->buf, params->len, params->ret_len ); - - case ALG_ID_DSA: - if (flags & KEY_EXPORT_FLAG_PUBLIC) - { - if (key->u.a.flags & KEY_FLAG_LEGACY_DSA_V2) - return key_export_dsa_capi_public( key, params->buf, params->len, params->ret_len ); - return key_export_dsa_public( key, params->buf, params->len, params->ret_len ); - } - if (key->u.a.flags & KEY_FLAG_LEGACY_DSA_V2) - return key_export_dsa_capi( key, params->buf, params->len, params->ret_len ); - return STATUS_NOT_IMPLEMENTED; - - case ALG_ID_DH: - if (flags & KEY_EXPORT_FLAG_DH_PARAMETERS) - return key_export_dh_params( key, params->buf, params->len, params->ret_len ); - if (flags & KEY_EXPORT_FLAG_PUBLIC) - return key_export_dh_public( key, params->buf, params->len, params->ret_len ); - return key_export_dh( key, params->buf, params->len, params->ret_len ); - - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } -} - -static NTSTATUS key_import_dh_public( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_DH_KEY_BLOB *dh_blob; - gnutls_dh_params_t params; - gnutls_datum_t p, g, y; - gnutls_pubkey_t handle; - int ret; - - if ((ret = pgnutls_pubkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - dh_blob = (BCRYPT_DH_KEY_BLOB *)buf; - p.data = buf + sizeof(*dh_blob); - p.size = dh_blob->cbKey; - g.data = buf + sizeof(*dh_blob) + dh_blob->cbKey; - g.size = dh_blob->cbKey; - y.data = buf + sizeof(*dh_blob) + dh_blob->cbKey * 2; - y.size = dh_blob->cbKey; - - if ((ret = pgnutls_dh_params_import_raw( params, &p, &g )) < 0) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_pubkey_import_dh_raw( handle, params, &y ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - pgnutls_pubkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = handle; - - if (key_data(key)->a.dh_params) pgnutls_dh_params_deinit( key_data(key)->a.dh_params ); - key_data(key)->a.dh_params = params; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_dh( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_DH_KEY_BLOB *dh_blob; - gnutls_dh_params_t params; - gnutls_datum_t p, g, y, x; - gnutls_privkey_t handle; - int ret; - - if ((ret = pgnutls_privkey_init( &handle ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - dh_blob = (BCRYPT_DH_KEY_BLOB *)buf; - p.data = buf + sizeof(*dh_blob); - p.size = dh_blob->cbKey; - g.data = buf + sizeof(*dh_blob) + dh_blob->cbKey; - g.size = dh_blob->cbKey; - y.data = buf + sizeof(*dh_blob) + dh_blob->cbKey * 2; - y.size = dh_blob->cbKey; - x.data = buf + sizeof(*dh_blob) + dh_blob->cbKey * 3; - x.size = dh_blob->cbKey; - - if ((ret = pgnutls_dh_params_import_raw( params, &p, &g )) < 0) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if ((ret = pgnutls_privkey_import_dh_raw( handle, params, &y, &x ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - pgnutls_privkey_deinit( handle ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.privkey) pgnutls_privkey_deinit( key_data(key)->a.privkey ); - key_data(key)->a.privkey = handle; - - if (key_data(key)->a.dh_params) pgnutls_dh_params_deinit( key_data(key)->a.dh_params ); - key_data(key)->a.dh_params = params; - return STATUS_SUCCESS; -} - -static NTSTATUS key_import_dh_params( struct key *key, UCHAR *buf, ULONG len ) -{ - BCRYPT_DH_PARAMETER_HEADER *dh_header = (BCRYPT_DH_PARAMETER_HEADER *)buf; - gnutls_dh_params_t params; - gnutls_datum_t p, g; - int ret; - - if ((ret = pgnutls_dh_params_init( ¶ms ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - p.data = (unsigned char *)(dh_header + 1); - p.size = dh_header->cbKeyLength; - g.data = p.data + dh_header->cbKeyLength; - g.size = dh_header->cbKeyLength; - - if ((ret = pgnutls_dh_params_import_raw( params, &p, &g ))) - { - pgnutls_perror( ret ); - pgnutls_dh_params_deinit( params ); - return STATUS_INTERNAL_ERROR; - } - - if (key_data(key)->a.dh_params) pgnutls_dh_params_deinit( key_data(key)->a.dh_params ); - key_data(key)->a.dh_params = params; - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_import( void *args ) -{ - const struct key_asymmetric_import_params *params = args; - struct key *key = params->key; - unsigned flags = params->flags; - gnutls_pubkey_t pubkey; - NTSTATUS ret; - - switch (key->alg_id) - { - case ALG_ID_ECDH: - case ALG_ID_ECDH_P256: - case ALG_ID_ECDH_P384: - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA: - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - if (flags & KEY_IMPORT_FLAG_PUBLIC) - return key_import_ecc_public( key, params->buf, params->len ); - ret = key_import_ecc( key, params->buf, params->len ); - break; - - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - if (flags & KEY_IMPORT_FLAG_PUBLIC) - return key_import_rsa_public( key, params->buf, params->len ); - ret = key_import_rsa( key, params->buf, params->len ); - break; - - case ALG_ID_DSA: - if (flags & KEY_IMPORT_FLAG_PUBLIC) - { - if (key->u.a.flags & KEY_FLAG_LEGACY_DSA_V2) - return key_import_dsa_capi_public( key, params->buf, params->len ); - return key_import_dsa_public( key, params->buf, params->len ); - } - if (key->u.a.flags & KEY_FLAG_LEGACY_DSA_V2) - { - ret = key_import_dsa_capi( key, params->buf, params->len ); - break; - } - FIXME( "DSA private key not supported\n" ); - return STATUS_NOT_IMPLEMENTED; - - case ALG_ID_DH: - if (flags & KEY_IMPORT_FLAG_DH_PARAMETERS) - return key_import_dh_params( key, params->buf, params->len ); - if (flags & KEY_IMPORT_FLAG_PUBLIC) - return key_import_dh_public( key, params->buf, params->len ); - ret = key_import_dh( key, params->buf, params->len ); - break; - - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if (ret) return ret; - - if ((ret = pgnutls_pubkey_init( &pubkey ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - if (pgnutls_pubkey_import_privkey( pubkey, key_data(params->key)->a.privkey, 0, 0 )) - { - /* Imported private key may be legitimately missing public key, so ignore the failure here. */ - pgnutls_pubkey_deinit( pubkey ); - } - else - { - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - key_data(key)->a.pubkey = pubkey; - } - return STATUS_SUCCESS; -} - -static NTSTATUS prepare_gnutls_signature_dsa( struct key *key, UCHAR *signature, ULONG signature_len, - gnutls_datum_t *gnutls_signature ) -{ - struct buffer buffer; - DWORD r_len = signature_len / 2; - DWORD s_len = r_len; - BYTE *r = signature; - BYTE *s = signature + r_len; - - buffer_init( &buffer ); - buffer_append_asn1_r_s( &buffer, r, r_len, s, s_len ); - if (buffer.error) - { - buffer_free( &buffer ); - return STATUS_NO_MEMORY; - } - - gnutls_signature->data = buffer.buffer; - gnutls_signature->size = buffer.pos; - return STATUS_SUCCESS; -} - -static NTSTATUS prepare_gnutls_signature_rsa( struct key *key, UCHAR *signature, ULONG signature_len, - gnutls_datum_t *gnutls_signature ) -{ - gnutls_signature->data = signature; - gnutls_signature->size = signature_len; - return STATUS_SUCCESS; -} - -static NTSTATUS prepare_gnutls_signature( struct key *key, UCHAR *signature, ULONG signature_len, - gnutls_datum_t *gnutls_signature ) -{ - switch (key->alg_id) - { - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - case ALG_ID_DSA: - return prepare_gnutls_signature_dsa( key, signature, signature_len, gnutls_signature ); - - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - return prepare_gnutls_signature_rsa( key, signature, signature_len, gnutls_signature ); - - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } -} - -static gnutls_digest_algorithm_t get_digest_from_id( const WCHAR *alg_id ) -{ - if (!wcscmp( alg_id, BCRYPT_SHA1_ALGORITHM )) return GNUTLS_DIG_SHA1; - if (!wcscmp( alg_id, BCRYPT_SHA256_ALGORITHM )) return GNUTLS_DIG_SHA256; - if (!wcscmp( alg_id, BCRYPT_SHA384_ALGORITHM )) return GNUTLS_DIG_SHA384; - if (!wcscmp( alg_id, BCRYPT_SHA512_ALGORITHM )) return GNUTLS_DIG_SHA512; - if (!wcscmp( alg_id, BCRYPT_MD2_ALGORITHM )) return GNUTLS_DIG_MD2; - if (!wcscmp( alg_id, BCRYPT_MD5_ALGORITHM )) return GNUTLS_DIG_MD5; - return GNUTLS_DIG_UNKNOWN; -} - -static NTSTATUS pubkey_set_rsa_pss_params( gnutls_pubkey_t key, gnutls_digest_algorithm_t dig, unsigned int salt_size ) -{ - gnutls_x509_spki_t spki; - int ret; - - if ((ret = pgnutls_x509_spki_init( &spki )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - pgnutls_x509_spki_set_rsa_pss_params( spki, dig, salt_size ); - ret = pgnutls_pubkey_set_spki( key, spki, 0 ); - pgnutls_x509_spki_deinit( spki ); - if (ret < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_verify( void *args ) -{ -#ifdef GNUTLS_VERIFY_ALLOW_BROKEN - unsigned int verify_flags = GNUTLS_VERIFY_ALLOW_BROKEN; -#else - unsigned int verify_flags = 0; -#endif - const struct key_asymmetric_verify_params *params = args; - struct key *key = params->key; - unsigned flags = params->flags; - gnutls_digest_algorithm_t hash_alg; - gnutls_sign_algorithm_t sign_alg; - gnutls_datum_t gnutls_hash, gnutls_signature; - gnutls_pk_algorithm_t pk_alg; - NTSTATUS status; - int ret; - - switch (key->alg_id) - { - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - { - if (flags) FIXME( "flags %#x not supported\n", flags ); - - /* only the hash size must match, not the actual hash function */ - switch (params->hash_len) - { - case 20: hash_alg = GNUTLS_DIG_SHA1; break; - case 32: hash_alg = GNUTLS_DIG_SHA256; break; - case 48: hash_alg = GNUTLS_DIG_SHA384; break; - case 64: hash_alg = GNUTLS_DIG_SHA512; break; - - default: - FIXME( "hash size %u not yet supported\n", params->hash_len ); - return STATUS_INVALID_SIGNATURE; - } - pk_alg = GNUTLS_PK_ECC; - break; - } - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - { - if (flags & BCRYPT_PAD_PKCS1) - { - BCRYPT_PKCS1_PADDING_INFO *info = params->padding; - - if (!info) return STATUS_INVALID_PARAMETER; - if (!info->pszAlgId) - { - hash_alg = GNUTLS_DIG_UNKNOWN; - verify_flags |= GNUTLS_VERIFY_USE_TLS1_RSA; - } - else if ((hash_alg = get_digest_from_id(info->pszAlgId)) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not supported\n", debugstr_w(info->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - pk_alg = GNUTLS_PK_RSA; - } - else if (flags & BCRYPT_PAD_PSS) - { - BCRYPT_PSS_PADDING_INFO *info = params->padding; - - if (!info) return STATUS_INVALID_PARAMETER; - if (!info->pszAlgId) return STATUS_INVALID_SIGNATURE; - if ((hash_alg = get_digest_from_id(info->pszAlgId)) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not supported\n", debugstr_w(info->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - if ((status = pubkey_set_rsa_pss_params( key_data(key)->a.pubkey, hash_alg, info->cbSalt ))) return status; - pk_alg = GNUTLS_PK_RSA_PSS; - } - else return STATUS_INVALID_PARAMETER; - break; - } - case ALG_ID_DSA: - { - if (flags) FIXME( "flags %#x not supported\n", flags ); - if (params->hash_len != 20) - { - FIXME( "hash size %u not supported\n", params->hash_len ); - return STATUS_INVALID_PARAMETER; - } - hash_alg = GNUTLS_DIG_SHA1; - pk_alg = GNUTLS_PK_DSA; - break; - } - default: - FIXME( "algorithm %u not yet supported\n", key->alg_id ); - return STATUS_NOT_IMPLEMENTED; - } - - if ((sign_alg = pgnutls_pk_to_sign( pk_alg, hash_alg )) == GNUTLS_SIGN_UNKNOWN) - { - FIXME("GnuTLS does not support algorithm %u with hash len %u\n", key->alg_id, params->hash_len ); - return STATUS_NOT_IMPLEMENTED; - } - - if ((status = prepare_gnutls_signature( key, params->signature, params->signature_len, &gnutls_signature ))) - return status; - - gnutls_hash.data = params->hash; - gnutls_hash.size = params->hash_len; - - ret = pgnutls_pubkey_verify_hash2( key_data(key)->a.pubkey, sign_alg, verify_flags, &gnutls_hash, &gnutls_signature ); - if (gnutls_signature.data != params->signature) free( gnutls_signature.data ); - return (ret < 0) ? STATUS_INVALID_SIGNATURE : STATUS_SUCCESS; -} - -static unsigned int get_signature_length( enum alg_id id ) -{ - switch (id) - { - case ALG_ID_ECDSA_P256: return 64; - case ALG_ID_ECDSA_P384: return 96; - case ALG_ID_ECDSA_P521: return 132; - case ALG_ID_DSA: return 40; - default: - FIXME( "unhandled algorithm %u\n", id ); - return 0; - } -} - -static NTSTATUS format_gnutls_signature( enum alg_id type, gnutls_datum_t signature, - UCHAR *output, ULONG output_len, ULONG *ret_len ) -{ - switch (type) - { - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - { - *ret_len = signature.size; - if (output_len < signature.size) return STATUS_BUFFER_TOO_SMALL; - if (output) memcpy( output, signature.data, signature.size ); - return STATUS_SUCCESS; - } - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - case ALG_ID_DSA: - { - int err; - unsigned int sig_len = get_signature_length( type ); - gnutls_datum_t r, s; /* format as r||s */ - - if ((err = pgnutls_decode_rs_value( &signature, &r, &s ))) - { - pgnutls_perror( err ); - return STATUS_INTERNAL_ERROR; - } - - *ret_len = sig_len; - if (output_len < sig_len) return STATUS_BUFFER_TOO_SMALL; - - if (r.size > sig_len / 2 + 1 || s.size > sig_len / 2 + 1) - { - ERR( "we didn't get a correct signature\n" ); - return STATUS_INTERNAL_ERROR; - } - - if (output) - { - export_gnutls_datum( output, sig_len / 2, &r, 1 ); - export_gnutls_datum( output + sig_len / 2, sig_len / 2, &s, 1 ); - } - - free( r.data ); free( s.data ); - return STATUS_SUCCESS; - } - default: - return STATUS_INTERNAL_ERROR; - } -} - -static NTSTATUS privkey_set_rsa_pss_params( gnutls_privkey_t key, gnutls_digest_algorithm_t dig, unsigned int salt_size ) -{ - gnutls_x509_spki_t spki; - int ret; - - if ((ret = pgnutls_x509_spki_init( &spki )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - pgnutls_x509_spki_set_rsa_pss_params( spki, dig, salt_size ); - ret = pgnutls_privkey_set_spki( key, spki, 0 ); - pgnutls_x509_spki_deinit( spki ); - if (ret < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_sign( void *args ) -{ - const struct key_asymmetric_sign_params *params = args; - struct key *key = params->key; - unsigned int flags = params->flags, gnutls_flags = 0; - gnutls_datum_t hash, signature; - gnutls_digest_algorithm_t hash_alg; - NTSTATUS status; - int ret; - - if (key->alg_id == ALG_ID_ECDSA_P256 || key->alg_id == ALG_ID_ECDSA_P384 || key->alg_id == ALG_ID_ECDSA_P521) - { - /* With ECDSA, we find the digest algorithm from the hash length, and verify it */ - switch (params->input_len) - { - case 20: hash_alg = GNUTLS_DIG_SHA1; break; - case 32: hash_alg = GNUTLS_DIG_SHA256; break; - case 48: hash_alg = GNUTLS_DIG_SHA384; break; - case 64: hash_alg = GNUTLS_DIG_SHA512; break; - - default: - FIXME( "hash size %u not yet supported\n", params->input_len ); - return STATUS_INVALID_PARAMETER; - } - - if (flags == BCRYPT_PAD_PKCS1) - { - BCRYPT_PKCS1_PADDING_INFO *pad = params->padding; - if (pad && pad->pszAlgId && get_digest_from_id( pad->pszAlgId ) != hash_alg) - { - WARN( "incorrect hashing algorithm %s, expected %u\n", debugstr_w(pad->pszAlgId), hash_alg ); - return STATUS_INVALID_PARAMETER; - } - } - } - else if (key->alg_id == ALG_ID_DSA) - { - if (flags) FIXME( "flags %#x not supported\n", flags ); - if (params->input_len != 20) - { - FIXME( "hash size %u not supported\n", params->input_len ); - return STATUS_INVALID_PARAMETER; - } - hash_alg = GNUTLS_DIG_SHA1; - } - else if (flags == BCRYPT_PAD_PKCS1) - { - BCRYPT_PKCS1_PADDING_INFO *pad = params->padding; - - if (!pad) - { - WARN( "padding info not found\n" ); - return STATUS_INVALID_PARAMETER; - } - if (!pad->pszAlgId) hash_alg = GNUTLS_DIG_UNKNOWN; - else if ((hash_alg = get_digest_from_id( pad->pszAlgId )) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not recognized\n", debugstr_w(pad->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - } - else if (flags == BCRYPT_PAD_PSS) - { - BCRYPT_PSS_PADDING_INFO *pad = params->padding; - - if (!pad || !pad->pszAlgId) - { - WARN( "padding info not found\n" ); - return STATUS_INVALID_PARAMETER; - } - if (key->alg_id != ALG_ID_RSA && key->alg_id != ALG_ID_RSA_SIGN) - { - FIXME( "BCRYPT_PAD_PSS not supported for key algorithm %u\n", key->alg_id ); - return STATUS_NOT_SUPPORTED; - } - if ((hash_alg = get_digest_from_id( pad->pszAlgId )) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not recognized\n", debugstr_w(pad->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - - if ((status = privkey_set_rsa_pss_params( key_data(key)->a.privkey, hash_alg, pad->cbSalt ))) return status; - gnutls_flags = GNUTLS_PRIVKEY_SIGN_FLAG_RSA_PSS; - } - else if (!flags) - { - WARN( "invalid flags %#x\n", flags ); - return STATUS_INVALID_PARAMETER; - } - else - { - FIXME( "flags %#x not implemented\n", flags ); - return STATUS_NOT_IMPLEMENTED; - } - - if (!params->output) - { - *params->ret_len = len_from_bitlen( key->u.a.bitlen ); - return STATUS_SUCCESS; - } - if (!key_data(key)->a.privkey) return STATUS_INVALID_PARAMETER; - - hash.data = params->input; - hash.size = params->input_len; - - signature.data = NULL; - signature.size = 0; - - if ((ret = pgnutls_privkey_sign_hash( key_data(key)->a.privkey, hash_alg, gnutls_flags, &hash, &signature ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - status = format_gnutls_signature( key->alg_id, signature, params->output, params->output_len, params->ret_len ); - free( signature.data ); - return status; -} - -static NTSTATUS key_asymmetric_destroy( void *args ) -{ - struct key *key = args; - - if (key_data(key)->a.privkey) pgnutls_privkey_deinit( key_data(key)->a.privkey ); - if (key_data(key)->a.pubkey) pgnutls_pubkey_deinit( key_data(key)->a.pubkey ); - if (key_data(key)->a.dh_params) pgnutls_dh_params_deinit( key_data(key)->a.dh_params ); - return STATUS_SUCCESS; -} - -static NTSTATUS dup_privkey( struct key *key_orig, struct key *key_copy ) -{ - gnutls_privkey_t privkey; - int ret; - - if ((ret = pgnutls_privkey_init( &privkey ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - switch (key_orig->alg_id) - { - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - { - gnutls_datum_t m, e, d, p, q, u, e1, e2; - - if ((ret = pgnutls_privkey_export_rsa_raw( key_data(key_orig)->a.privkey, &m, &e, &d, &p, &q, &u, &e1, &e2 ))) - break; - ret = pgnutls_privkey_import_rsa_raw( privkey, &m, &e, &d, &p, &q, &u, &e1, &e2 ); - free( m.data ); free( e.data ); free( d.data ); free( p.data ); free( q.data ); free( u.data ); - free( e1.data ); free( e2.data ); - break; - } - case ALG_ID_DSA: - { - gnutls_datum_t p, q, g, y, x; - - if ((ret = pgnutls_privkey_export_dsa_raw( key_data(key_orig)->a.privkey, &p, &q, &g, &y, &x ))) break; - ret = pgnutls_privkey_import_dsa_raw( privkey, &p, &q, &g, &y, &x ); - free( p.data ); free( q.data ); free( g.data ); free( y.data ); free( x.data ); - if (!ret) key_copy->u.a.dss_seed = key_orig->u.a.dss_seed; - break; - } - case ALG_ID_ECDH: - case ALG_ID_ECDH_P256: - case ALG_ID_ECDH_P384: - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA: - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - { - gnutls_ecc_curve_t curve; - gnutls_datum_t x, y, k; - - if ((ret = pgnutls_privkey_export_ecc_raw( key_data(key_orig)->a.privkey, &curve, &x, &y, &k ))) break; - ret = pgnutls_privkey_import_ecc_raw( privkey, curve, &x, &y, &k ); - free( x.data ); free( y.data ); free( k.data ); - break; - } - case ALG_ID_DH: - { - gnutls_dh_params_t params; - gnutls_datum_t y, x; - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) break; - if ((ret = pgnutls_privkey_export_dh_raw( key_data(key_orig)->a.privkey, params, &y, &x, 0 )) < 0) - { - pgnutls_dh_params_deinit( params ); - break; - } - ret = pgnutls_privkey_import_dh_raw( privkey, params, &y, &x ); - pgnutls_dh_params_deinit( params ); - free( x.data ); free( y.data ); - break; - } - default: - ERR( "unhandled algorithm %u\n", key_orig->alg_id ); - pgnutls_privkey_deinit( privkey ); - return STATUS_INTERNAL_ERROR; - } - - if (ret < 0) - { - pgnutls_perror( ret ); - pgnutls_privkey_deinit( privkey ); - return STATUS_INTERNAL_ERROR; - } - - key_data(key_copy)->a.privkey = privkey; - return STATUS_SUCCESS; -} - -static NTSTATUS dup_pubkey( struct key *key_orig, struct key *key_copy ) -{ - gnutls_pubkey_t pubkey; - int ret; - - if ((ret = pgnutls_pubkey_init( &pubkey ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - switch (key_orig->alg_id) - { - case ALG_ID_RSA: - case ALG_ID_RSA_SIGN: - { - gnutls_datum_t m, e; - - if ((ret = pgnutls_pubkey_export_rsa_raw( key_data(key_orig)->a.pubkey, &m, &e ))) break; - ret = pgnutls_pubkey_import_rsa_raw( pubkey, &m, &e ); - free( m.data ); free( e.data ); - break; - } - case ALG_ID_DSA: - { - gnutls_datum_t p, q, g, y; - - if ((ret = pgnutls_pubkey_export_dsa_raw( key_data(key_orig)->a.pubkey, &p, &q, &g, &y ))) break; - ret = pgnutls_pubkey_import_dsa_raw( pubkey, &p, &q, &g, &y ); - free( p.data ); free( q.data ); free( g.data ); free( y.data ); - if (!ret) key_copy->u.a.dss_seed = key_orig->u.a.dss_seed; - break; - } - case ALG_ID_ECDH: - case ALG_ID_ECDH_P256: - case ALG_ID_ECDH_P384: - case ALG_ID_ECDH_P521: - case ALG_ID_ECDSA: - case ALG_ID_ECDSA_P256: - case ALG_ID_ECDSA_P384: - case ALG_ID_ECDSA_P521: - { - gnutls_ecc_curve_t curve; - gnutls_datum_t x, y; - - if ((ret = pgnutls_pubkey_export_ecc_raw( key_data(key_orig)->a.pubkey, &curve, &x, &y ))) break; - ret = pgnutls_pubkey_import_ecc_raw( pubkey, curve, &x, &y ); - free( x.data ); free( y.data ); - break; - } - case ALG_ID_DH: - { - gnutls_dh_params_t params; - gnutls_datum_t y; - - if ((ret = pgnutls_dh_params_init( ¶ms )) < 0) break; - if ((ret = pgnutls_pubkey_export_dh_raw( key_data(key_orig)->a.pubkey, params, &y, 0 )) < 0) - { - pgnutls_dh_params_deinit( params ); - break; - } - ret = pgnutls_pubkey_import_dh_raw( pubkey, params, &y ); - pgnutls_dh_params_deinit( params ); - free( y.data ); - break; - } - default: - ERR( "unhandled algorithm %u\n", key_orig->alg_id ); - pgnutls_pubkey_deinit( pubkey ); - return STATUS_INTERNAL_ERROR; - } - - if (ret < 0) - { - pgnutls_perror( ret ); - pgnutls_pubkey_deinit( pubkey ); - return STATUS_INTERNAL_ERROR; - } - - key_data(key_copy)->a.pubkey = pubkey; - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_duplicate( void *args ) -{ - const struct key_asymmetric_duplicate_params *params = args; - NTSTATUS status; - - if (key_data(params->key_orig)->a.privkey && (status = dup_privkey( params->key_orig, params->key_copy ))) - return status; - - if (key_data(params->key_orig)->a.pubkey && (status = dup_pubkey( params->key_orig, params->key_copy ))) - return status; - - return STATUS_SUCCESS; -} - -static NTSTATUS privkey_set_rsa_oaep_params( gnutls_privkey_t key, gnutls_digest_algorithm_t dig, gnutls_datum_t *label ) -{ - gnutls_x509_spki_t spki; - int ret; - - if ((ret = pgnutls_x509_spki_init( &spki )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - if ((ret = pgnutls_x509_spki_set_rsa_oaep_params( spki, dig, label )) < 0) - { - pgnutls_x509_spki_deinit( spki ); - if (ret == GNUTLS_E_UNKNOWN_PK_ALGORITHM) return STATUS_NOT_SUPPORTED; - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - ret = pgnutls_privkey_set_spki( key, spki, 0 ); - pgnutls_x509_spki_deinit( spki ); - if (ret < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_decrypt( void *args ) -{ - const struct key_asymmetric_decrypt_params *params = args; - gnutls_datum_t e, d = { 0 }; - NTSTATUS status = STATUS_SUCCESS; - int ret; - - if (params->key->alg_id == ALG_ID_RSA && (params->flags & BCRYPT_PAD_OAEP)) - { - BCRYPT_OAEP_PADDING_INFO *pad = params->padding; - gnutls_digest_algorithm_t dig; - gnutls_datum_t label; - - if (!pad || !pad->pszAlgId) - { - WARN( "padding info not found\n" ); - return STATUS_INVALID_PARAMETER; - } - - if ((dig = get_digest_from_id( pad->pszAlgId )) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not recognized\n", debugstr_w(pad->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - - if (pad->pbLabel && pad->cbLabel) - { - label.data = pad->pbLabel; - label.size = pad->cbLabel; - status = privkey_set_rsa_oaep_params( key_data(params->key)->a.privkey, dig, &label ); - if (status == STATUS_NOT_SUPPORTED) status = STATUS_SUCCESS; - if (status) return status; - } - } - - e.data = params->input; - e.size = params->input_len; - if ((ret = pgnutls_privkey_decrypt_data( key_data(params->key)->a.privkey, 0, &e, &d ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *params->ret_len = d.size; - if (params->output_len >= d.size) memcpy( params->output, d.data, *params->ret_len ); - else if (params->output) status = STATUS_BUFFER_TOO_SMALL; - - free( d.data ); - return status; -} - -static NTSTATUS pubkey_set_rsa_oaep_params( gnutls_pubkey_t key, gnutls_digest_algorithm_t dig, gnutls_datum_t *label ) -{ - gnutls_x509_spki_t spki; - int ret; - - if ((ret = pgnutls_x509_spki_init( &spki )) < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - if ((ret = pgnutls_x509_spki_set_rsa_oaep_params( spki, dig, label )) < 0) - { - pgnutls_x509_spki_deinit( spki ); - if (ret == GNUTLS_E_UNKNOWN_PK_ALGORITHM) return STATUS_NOT_SUPPORTED; - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - ret = pgnutls_pubkey_set_spki( key, spki, 0 ); - pgnutls_x509_spki_deinit( spki ); - if (ret < 0) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - return STATUS_SUCCESS; -} - -static NTSTATUS key_asymmetric_encrypt( void *args ) -{ - const struct key_asymmetric_encrypt_params *params = args; - gnutls_datum_t d, e = { 0 }; - NTSTATUS status = STATUS_SUCCESS; - int ret; - - if (!key_data(params->key)->a.pubkey) return STATUS_INVALID_HANDLE; - - if (params->key->alg_id == ALG_ID_RSA - && (!params->output || len_from_bitlen( params->key->u.a.bitlen ) > params->output_len)) - { - *params->ret_len = len_from_bitlen( params->key->u.a.bitlen ); - return !params->output ? STATUS_SUCCESS : STATUS_BUFFER_TOO_SMALL; - } - - if (params->key->alg_id == ALG_ID_RSA && (params->flags & BCRYPT_PAD_OAEP)) - { - BCRYPT_OAEP_PADDING_INFO *pad = params->padding; - gnutls_digest_algorithm_t dig; - gnutls_datum_t label; - - if (!pad || !pad->pszAlgId) - { - WARN( "padding info not found\n" ); - return STATUS_INVALID_PARAMETER; - } - - if ((dig = get_digest_from_id( pad->pszAlgId )) == GNUTLS_DIG_UNKNOWN) - { - FIXME( "hash algorithm %s not recognized\n", debugstr_w(pad->pszAlgId) ); - return STATUS_NOT_SUPPORTED; - } - - if (pad->pbLabel && pad->cbLabel) - { - label.data = pad->pbLabel; - label.size = pad->cbLabel; - status = pubkey_set_rsa_oaep_params( key_data(params->key)->a.pubkey, dig, &label ); - if (status == STATUS_NOT_SUPPORTED) status = STATUS_SUCCESS; - if (status) return status; - } - } - - d.data = params->input; - d.size = params->input_len; - if ((ret = pgnutls_pubkey_encrypt_data(key_data(params->key)->a.pubkey, 0, &d, &e))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *params->ret_len = e.size; - if (params->output_len >= e.size) memcpy( params->output, e.data, *params->ret_len ); - else if (params->output_len == 0) status = STATUS_SUCCESS; - else status = STATUS_BUFFER_TOO_SMALL; - - free( e.data ); - return status; -} - -static NTSTATUS key_asymmetric_derive_key( void *args ) -{ - const struct key_asymmetric_derive_key_params *params = args; - gnutls_datum_t s; - NTSTATUS status = STATUS_SUCCESS; - int ret; - - if ((ret = pgnutls_privkey_derive_secret( key_data(params->privkey)->a.privkey, - key_data(params->pubkey)->a.pubkey, NULL, &s, 0 ))) - { - pgnutls_perror( ret ); - return STATUS_INTERNAL_ERROR; - } - - *params->ret_len = EXPORT_SIZE( s, len_from_bitlen( params->privkey->u.a.bitlen ), 1 ); - if (params->output) - { - if (params->output_len < *params->ret_len) status = STATUS_BUFFER_TOO_SMALL; - else export_gnutls_datum( params->output, *params->ret_len, &s, 1 ); - } - - free( s.data ); - return status; -} - -const unixlib_entry_t __wine_unix_call_funcs[] = -{ - gnutls_process_attach, - gnutls_process_detach, - key_symmetric_vector_reset, - key_symmetric_set_auth_data, - key_symmetric_encrypt, - key_symmetric_decrypt, - key_symmetric_get_tag, - key_symmetric_destroy, - key_asymmetric_generate, - key_asymmetric_decrypt, - key_asymmetric_encrypt, - key_asymmetric_duplicate, - key_asymmetric_sign, - key_asymmetric_verify, - key_asymmetric_destroy, - key_asymmetric_export, - key_asymmetric_import, - key_asymmetric_derive_key, -}; - -C_ASSERT( ARRAYSIZE(__wine_unix_call_funcs) == unix_funcs_count ); - -#ifdef _WIN64 - -typedef ULONG PTR32; - -struct key_symmetric32 -{ - enum chain_mode mode; - ULONG block_size; - PTR32 vector; - ULONG vector_len; - PTR32 secret; - ULONG secret_len; - ULONG __cs[6]; -}; - -struct key_asymmetric32 -{ - ULONG bitlen; /* ignored for ECC keys */ - enum ecc_curve_id curve_id; - ULONG flags; - DSSSEED dss_seed; -}; - -struct key32 -{ - struct object hdr; - enum alg_id alg_id; - UINT64 private[PRIVATE_DATA_SIZE]; /* private data for backend */ - union - { - struct key_symmetric32 s; - struct key_asymmetric32 a; - } u; -}; - -union padding -{ - BCRYPT_OAEP_PADDING_INFO oaep; - BCRYPT_PKCS1_PADDING_INFO pkcs1; - BCRYPT_PSS_PADDING_INFO pss; -}; - -union padding32 -{ - struct - { - PTR32 pszAlgId; - PTR32 pbLabel; - ULONG cbLabel; - } oaep; - struct - { - PTR32 pszAlgId; - } pkcs1; - struct - { - PTR32 pszAlgId; - ULONG cbSalt; - } pss; -}; - -static union padding *get_padding( union padding32 *padding32, union padding *padding, ULONG flags) -{ - if (!padding32) return NULL; - - switch (flags) - { - case BCRYPT_PAD_OAEP: - padding->oaep.pszAlgId = ULongToPtr( padding32->oaep.pszAlgId ); - padding->oaep.pbLabel = ULongToPtr( padding32->oaep.pbLabel ); - padding->oaep.cbLabel = padding32->oaep.cbLabel; - return padding; - - case BCRYPT_PAD_PKCS1: - padding->pkcs1.pszAlgId = ULongToPtr( padding32->pkcs1.pszAlgId ); - return padding; - - case BCRYPT_PAD_PSS: - padding->pss.pszAlgId = ULongToPtr( padding32->pss.pszAlgId ); - padding->pss.cbSalt = padding32->pss.cbSalt; - return padding; - - default: - break; - } - return NULL; -} - -static struct key *get_symmetric_key( struct key32 *key32, struct key *key ) -{ - key->hdr = key32->hdr; - key->alg_id = key32->alg_id; - memcpy( key->private, key32->private, sizeof(key->private) ); - key->u.s.mode = key32->u.s.mode; - key->u.s.block_size = key32->u.s.block_size; - key->u.s.vector = ULongToPtr(key32->u.s.vector); - key->u.s.vector_len = key32->u.s.vector_len; - key->u.s.secret = ULongToPtr(key32->u.s.secret); - key->u.s.secret_len = key32->u.s.secret_len; - return key; -} - -static struct key *get_asymmetric_key( struct key32 *key32, struct key *key ) -{ - key->hdr = key32->hdr; - key->alg_id = key32->alg_id; - memcpy( key->private, key32->private, sizeof(key->private) ); - key->u.a.bitlen = key32->u.a.bitlen; - key->u.a.curve_id = key32->u.a.curve_id; - key->u.a.flags = key32->u.a.flags; - key->u.a.dss_seed = key32->u.a.dss_seed; - return key; -} - -static void put_symmetric_key32( struct key *key, struct key32 *key32 ) -{ - memcpy( key32->private, key->private, sizeof(key32->private) ); -} - -static void put_asymmetric_key32( struct key *key, struct key32 *key32 ) -{ - memcpy( key32->private, key->private, sizeof(key32->private) ); - key32->u.a.curve_id = key->u.a.curve_id; - key32->u.a.flags = key->u.a.flags; - key32->u.a.dss_seed = key->u.a.dss_seed; -} - -static NTSTATUS wow64_key_symmetric_vector_reset( void *args ) -{ - NTSTATUS ret; - struct key key; - struct key32 *key32 = args; - - ret = key_symmetric_vector_reset( get_symmetric_key( key32, &key )); - put_symmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_symmetric_set_auth_data( void *args ) -{ - struct - { - PTR32 key; - PTR32 auth_data; - ULONG len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_symmetric_set_auth_data_params params = - { - get_symmetric_key( key32, &key ), - ULongToPtr(params32->auth_data), - params32->len - }; - - ret = key_symmetric_set_auth_data( ¶ms ); - put_symmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_symmetric_encrypt( void *args ) -{ - struct - { - PTR32 key; - PTR32 input; - ULONG input_len; - PTR32 output; - ULONG output_len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_symmetric_encrypt_params params = - { - get_symmetric_key( key32, &key ), - ULongToPtr(params32->input), - params32->input_len, - ULongToPtr(params32->output), - params32->output_len - }; - - ret = key_symmetric_encrypt( ¶ms ); - put_symmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_symmetric_decrypt( void *args ) -{ - struct - { - PTR32 key; - PTR32 input; - ULONG input_len; - PTR32 output; - ULONG output_len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_symmetric_decrypt_params params = - { - get_symmetric_key( key32, &key ), - ULongToPtr(params32->input), - params32->input_len, - ULongToPtr(params32->output), - params32->output_len - }; - - ret = key_symmetric_decrypt( ¶ms ); - put_symmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_symmetric_get_tag( void *args ) -{ - struct - { - PTR32 key; - PTR32 tag; - ULONG len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_symmetric_get_tag_params params = - { - get_symmetric_key( key32, &key ), - ULongToPtr(params32->tag), - params32->len - }; - - ret = key_symmetric_get_tag( ¶ms ); - put_symmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_symmetric_destroy( void *args ) -{ - struct key32 *key32 = args; - struct key key; - - return key_symmetric_destroy( get_symmetric_key( key32, &key )); -} - -static NTSTATUS wow64_key_asymmetric_generate( void *args ) -{ - struct key32 *key32 = args; - struct key key; - NTSTATUS ret; - - ret = key_asymmetric_generate( get_asymmetric_key( key32, &key )); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_decrypt( void *args ) -{ - struct - { - PTR32 key; - PTR32 input; - ULONG input_len; - PTR32 padding; - PTR32 output; - ULONG output_len; - PTR32 ret_len; - ULONG flags; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - union padding padding; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_decrypt_params params = - { - get_asymmetric_key( key32, &key ), - ULongToPtr(params32->input), - params32->input_len, - get_padding( ULongToPtr(params32->padding), &padding, params32->flags ), - ULongToPtr(params32->output), - params32->output_len, - ULongToPtr(params32->ret_len), - params32->flags - }; - - ret = key_asymmetric_decrypt( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_encrypt( void *args ) -{ - struct - { - PTR32 key; - PTR32 input; - ULONG input_len; - PTR32 padding; - PTR32 output; - ULONG output_len; - PTR32 ret_len; - ULONG flags; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - union padding padding; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_encrypt_params params = - { - get_asymmetric_key( key32, &key ), - ULongToPtr(params32->input), - params32->input_len, - get_padding( ULongToPtr(params32->padding), &padding, params32->flags ), - ULongToPtr(params32->output), - params32->output_len, - ULongToPtr(params32->ret_len), - params32->flags - }; - - ret = key_asymmetric_encrypt( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_duplicate( void *args ) -{ - struct - { - PTR32 key_orig; - PTR32 key_copy; - } const *params32 = args; - - NTSTATUS ret; - struct key key_orig, key_copy; - struct key32 *key_orig32 = ULongToPtr( params32->key_orig ); - struct key32 *key_copy32 = ULongToPtr( params32->key_copy ); - struct key_asymmetric_duplicate_params params = - { - get_asymmetric_key( key_orig32, &key_orig ), - get_asymmetric_key( key_copy32, &key_copy ) - }; - - ret = key_asymmetric_duplicate( ¶ms ); - put_asymmetric_key32( &key_copy, key_copy32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_sign( void *args ) -{ - struct - { - PTR32 key; - PTR32 padding; - PTR32 input; - ULONG input_len; - PTR32 output; - ULONG output_len; - PTR32 ret_len; - ULONG flags; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - union padding padding; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_sign_params params = - { - get_asymmetric_key( key32, &key ), - get_padding(ULongToPtr( params32->padding ), &padding, params32->flags), - ULongToPtr(params32->input), - params32->input_len, - ULongToPtr(params32->output), - params32->output_len, - ULongToPtr(params32->ret_len), - params32->flags - }; - - ret = key_asymmetric_sign( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_verify( void *args ) -{ - struct - { - PTR32 key; - PTR32 padding; - PTR32 hash; - ULONG hash_len; - PTR32 signature; - ULONG signature_len; - ULONG flags; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - union padding padding; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_verify_params params = - { - get_asymmetric_key( key32, &key ), - get_padding(ULongToPtr( params32->padding ), &padding, params32->flags), - ULongToPtr(params32->hash), - params32->hash_len, - ULongToPtr(params32->signature), - params32->signature_len, - params32->flags - }; - - ret = key_asymmetric_verify( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_destroy( void *args ) -{ - struct key32 *key32 = args; - struct key key; - - return key_asymmetric_destroy( get_asymmetric_key( key32, &key )); -} - -static NTSTATUS wow64_key_asymmetric_export( void *args ) -{ - struct - { - PTR32 key; - ULONG flags; - PTR32 buf; - ULONG len; - PTR32 ret_len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_export_params params = - { - get_asymmetric_key( key32, &key ), - params32->flags, - ULongToPtr(params32->buf), - params32->len, - ULongToPtr(params32->ret_len), - }; - - ret = key_asymmetric_export( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_import( void *args ) -{ - struct - { - PTR32 key; - ULONG flags; - PTR32 buf; - ULONG len; - } const *params32 = args; - - NTSTATUS ret; - struct key key; - struct key32 *key32 = ULongToPtr( params32->key ); - struct key_asymmetric_import_params params = - { - get_asymmetric_key( key32, &key ), - params32->flags, - ULongToPtr(params32->buf), - params32->len - }; - - ret = key_asymmetric_import( ¶ms ); - put_asymmetric_key32( &key, key32 ); - return ret; -} - -static NTSTATUS wow64_key_asymmetric_derive_key( void *args ) -{ - struct - { - PTR32 privkey; - PTR32 pubkey; - PTR32 output; - ULONG output_len; - PTR32 ret_len; - } const *params32 = args; - - NTSTATUS ret; - struct key privkey, pubkey; - struct key32 *privkey32 = ULongToPtr( params32->privkey ); - struct key32 *pubkey32 = ULongToPtr( params32->pubkey ); - struct key_asymmetric_derive_key_params params = - { - get_asymmetric_key( privkey32, &privkey ), - get_asymmetric_key( pubkey32, &pubkey ), - ULongToPtr(params32->output), - params32->output_len, - ULongToPtr(params32->ret_len), - }; - - ret = key_asymmetric_derive_key( ¶ms ); - put_asymmetric_key32( &privkey, privkey32 ); - put_asymmetric_key32( &pubkey, pubkey32 ); - return ret; -} - -const unixlib_entry_t __wine_unix_call_wow64_funcs[] = -{ - gnutls_process_attach, - gnutls_process_detach, - wow64_key_symmetric_vector_reset, - wow64_key_symmetric_set_auth_data, - wow64_key_symmetric_encrypt, - wow64_key_symmetric_decrypt, - wow64_key_symmetric_get_tag, - wow64_key_symmetric_destroy, - wow64_key_asymmetric_generate, - wow64_key_asymmetric_decrypt, - wow64_key_asymmetric_encrypt, - wow64_key_asymmetric_duplicate, - wow64_key_asymmetric_sign, - wow64_key_asymmetric_verify, - wow64_key_asymmetric_destroy, - wow64_key_asymmetric_export, - wow64_key_asymmetric_import, - wow64_key_asymmetric_derive_key, -}; - -C_ASSERT( ARRAYSIZE(__wine_unix_call_wow64_funcs) == unix_funcs_count ); - -#endif /* _WIN64 */ - -#endif /* HAVE_GNUTLS_CIPHER_INIT */ -- GitLab https://gitlab.winehq.org/wine/wine/-/merge_requests/11097