/* * 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 #ifdef HAVE_GNUTLS_CIPHER_INIT #include #include #include #elif HAVE_COMMONCRYPTO_COMMONCRYPTOR_H #include #include #endif #include "windef.h" #include "winbase.h" #include "bcrypt.h" typedef struct { ULONG64 len; DWORD h[8]; UCHAR buf[64]; } SHA256_CTX; void sha256_init(SHA256_CTX *ctx) DECLSPEC_HIDDEN; void sha256_update(SHA256_CTX *ctx, const UCHAR *buffer, ULONG len) DECLSPEC_HIDDEN; void sha256_finalize(SHA256_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN; typedef struct { ULONG64 len; ULONG64 h[8]; UCHAR buf[128]; } SHA512_CTX; void sha512_init(SHA512_CTX *ctx) DECLSPEC_HIDDEN; void sha512_update(SHA512_CTX *ctx, const UCHAR *buffer, ULONG len) DECLSPEC_HIDDEN; void sha512_finalize(SHA512_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN; void sha384_init(SHA512_CTX *ctx) DECLSPEC_HIDDEN; #define sha384_update sha512_update void sha384_finalize(SHA512_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN; typedef struct { unsigned char chksum[16], X[48], buf[16]; unsigned long curlen; } MD2_CTX; void md2_init(MD2_CTX *ctx) DECLSPEC_HIDDEN; void md2_update(MD2_CTX *ctx, const unsigned char *buf, ULONG len) DECLSPEC_HIDDEN; void md2_finalize(MD2_CTX *ctx, unsigned char *hash) DECLSPEC_HIDDEN; /* Definitions from advapi32 */ typedef struct tagMD4_CTX { unsigned int buf[4]; unsigned int i[2]; unsigned char in[64]; unsigned char digest[16]; } MD4_CTX; VOID WINAPI MD4Init(MD4_CTX *ctx); VOID WINAPI MD4Update(MD4_CTX *ctx, const unsigned char *buf, unsigned int len); VOID WINAPI MD4Final(MD4_CTX *ctx); typedef struct { unsigned int i[2]; unsigned int buf[4]; unsigned char in[64]; unsigned char digest[16]; } MD5_CTX; VOID WINAPI MD5Init(MD5_CTX *ctx); VOID WINAPI MD5Update(MD5_CTX *ctx, const unsigned char *buf, unsigned int len); VOID WINAPI MD5Final(MD5_CTX *ctx); typedef struct { ULONG Unknown[6]; ULONG State[5]; ULONG Count[2]; UCHAR Buffer[64]; } SHA_CTX; VOID WINAPI A_SHAInit(SHA_CTX *ctx); VOID WINAPI A_SHAUpdate(SHA_CTX *ctx, const UCHAR *buffer, UINT size); VOID WINAPI A_SHAFinal(SHA_CTX *ctx, PULONG result); struct buffer { BYTE *buffer; DWORD length; DWORD pos; BOOL error; }; void buffer_init( struct buffer * ) DECLSPEC_HIDDEN; void buffer_free( struct buffer * ) DECLSPEC_HIDDEN; void buffer_append_asn1_r_s( struct buffer *, BYTE *, DWORD, BYTE *, DWORD ) DECLSPEC_HIDDEN; #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') struct object { ULONG magic; }; enum alg_id { ALG_ID_AES, ALG_ID_MD2, ALG_ID_MD4, ALG_ID_MD5, ALG_ID_RNG, ALG_ID_RSA, ALG_ID_SHA1, ALG_ID_SHA256, ALG_ID_SHA384, ALG_ID_SHA512, ALG_ID_ECDSA_P256, ALG_ID_ECDSA_P384, }; enum mode_id { MODE_ID_ECB, MODE_ID_CBC, MODE_ID_GCM }; struct algorithm { struct object hdr; enum alg_id id; enum mode_id mode; BOOL hmac; }; #if defined(HAVE_GNUTLS_CIPHER_INIT) struct key_symmetric { enum mode_id mode; ULONG block_size; gnutls_cipher_hd_t handle; UCHAR *secret; ULONG secret_len; }; struct key_asymmetric { UCHAR *pubkey; ULONG pubkey_len; }; struct key { struct object hdr; enum alg_id alg_id; union { struct key_symmetric s; struct key_asymmetric a; } u; }; #elif defined(HAVE_COMMONCRYPTO_COMMONCRYPTOR_H) && MAC_OS_X_VERSION_MAX_ALLOWED >= 1080 struct key_symmetric { enum mode_id mode; ULONG block_size; CCCryptorRef ref_encrypt; CCCryptorRef ref_decrypt; UCHAR *secret; ULONG secret_len; }; struct key_asymmetric { UCHAR *pubkey; ULONG pubkey_len; }; struct key { struct object hdr; enum alg_id alg_id; union { struct key_symmetric s; struct key_asymmetric a; } u; }; #else struct key { struct object hdr; }; #endif NTSTATUS get_alg_property( const struct algorithm *, const WCHAR *, UCHAR *, ULONG, ULONG * ) DECLSPEC_HIDDEN; NTSTATUS key_set_property( struct key *, const WCHAR *, UCHAR *, ULONG, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_init( struct key *, struct algorithm *, const UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_set_params( struct key *, UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_set_auth_data( struct key *, UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_encrypt( struct key *, const UCHAR *, ULONG, UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_decrypt( struct key *, const UCHAR *, ULONG, UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_symmetric_get_tag( struct key *, UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_asymmetric_init( struct key *, struct algorithm *, const UCHAR *, ULONG ) DECLSPEC_HIDDEN; NTSTATUS key_asymmetric_verify( struct key *, void *, UCHAR *, ULONG, UCHAR *, ULONG, DWORD ) DECLSPEC_HIDDEN; NTSTATUS key_destroy( struct key * ) DECLSPEC_HIDDEN; BOOL key_is_symmetric( struct key * ) DECLSPEC_HIDDEN; BOOL gnutls_initialize(void) DECLSPEC_HIDDEN; void gnutls_uninitialize(void) DECLSPEC_HIDDEN; #endif /* __BCRYPT_INTERNAL_H */