223 lines
6.2 KiB
C
223 lines
6.2 KiB
C
/*
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* Copyright 2016 Michael Müller
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#ifndef __BCRYPT_INTERNAL_H
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#define __BCRYPT_INTERNAL_H
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wincrypt.h"
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#include "bcrypt.h"
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#define MAGIC_DSS1 ('D' | ('S' << 8) | ('S' << 16) | ('1' << 24))
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#define MAGIC_DSS2 ('D' | ('S' << 8) | ('S' << 16) | ('2' << 24))
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typedef struct
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{
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ULONG64 len;
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DWORD h[8];
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UCHAR buf[64];
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} SHA256_CTX;
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void sha256_init(SHA256_CTX *ctx) DECLSPEC_HIDDEN;
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void sha256_update(SHA256_CTX *ctx, const UCHAR *buffer, ULONG len) DECLSPEC_HIDDEN;
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void sha256_finalize(SHA256_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN;
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typedef struct
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{
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ULONG64 len;
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ULONG64 h[8];
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UCHAR buf[128];
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} SHA512_CTX;
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void sha512_init(SHA512_CTX *ctx) DECLSPEC_HIDDEN;
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void sha512_update(SHA512_CTX *ctx, const UCHAR *buffer, ULONG len) DECLSPEC_HIDDEN;
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void sha512_finalize(SHA512_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN;
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void sha384_init(SHA512_CTX *ctx) DECLSPEC_HIDDEN;
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#define sha384_update sha512_update
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void sha384_finalize(SHA512_CTX *ctx, UCHAR *buffer) DECLSPEC_HIDDEN;
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typedef struct {
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unsigned char chksum[16], X[48], buf[16];
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unsigned long curlen;
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} MD2_CTX;
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void md2_init(MD2_CTX *ctx) DECLSPEC_HIDDEN;
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void md2_update(MD2_CTX *ctx, const unsigned char *buf, ULONG len) DECLSPEC_HIDDEN;
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void md2_finalize(MD2_CTX *ctx, unsigned char *hash) DECLSPEC_HIDDEN;
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/* Definitions from advapi32 */
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typedef struct tagMD4_CTX {
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unsigned int buf[4];
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unsigned int i[2];
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unsigned char in[64];
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unsigned char digest[16];
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} MD4_CTX;
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VOID WINAPI MD4Init(MD4_CTX *ctx);
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VOID WINAPI MD4Update(MD4_CTX *ctx, const unsigned char *buf, unsigned int len);
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VOID WINAPI MD4Final(MD4_CTX *ctx);
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typedef struct
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{
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unsigned int i[2];
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unsigned int buf[4];
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unsigned char in[64];
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unsigned char digest[16];
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} MD5_CTX;
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VOID WINAPI MD5Init(MD5_CTX *ctx);
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VOID WINAPI MD5Update(MD5_CTX *ctx, const unsigned char *buf, unsigned int len);
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VOID WINAPI MD5Final(MD5_CTX *ctx);
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typedef struct
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{
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ULONG Unknown[6];
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ULONG State[5];
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ULONG Count[2];
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UCHAR Buffer[64];
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} SHA_CTX;
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VOID WINAPI A_SHAInit(SHA_CTX *ctx);
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VOID WINAPI A_SHAUpdate(SHA_CTX *ctx, const UCHAR *buffer, UINT size);
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VOID WINAPI A_SHAFinal(SHA_CTX *ctx, PULONG result);
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#define MAGIC_ALG (('A' << 24) | ('L' << 16) | ('G' << 8) | '0')
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#define MAGIC_HASH (('H' << 24) | ('A' << 16) | ('S' << 8) | 'H')
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#define MAGIC_KEY (('K' << 24) | ('E' << 16) | ('Y' << 8) | '0')
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#define MAGIC_SECRET (('S' << 24) | ('C' << 16) | ('R' << 8) | 'T')
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struct object
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{
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ULONG magic;
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};
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enum alg_id
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{
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/* cipher */
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ALG_ID_3DES,
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ALG_ID_AES,
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/* hash */
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ALG_ID_SHA256,
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ALG_ID_SHA384,
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ALG_ID_SHA512,
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ALG_ID_SHA1,
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ALG_ID_MD5,
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ALG_ID_MD4,
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ALG_ID_MD2,
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/* asymmetric encryption */
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ALG_ID_RSA,
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/* secret agreement */
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ALG_ID_ECDH_P256,
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/* signature */
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ALG_ID_RSA_SIGN,
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ALG_ID_ECDSA_P256,
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ALG_ID_ECDSA_P384,
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ALG_ID_DSA,
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/* rng */
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ALG_ID_RNG,
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};
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enum mode_id
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{
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MODE_ID_ECB,
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MODE_ID_CBC,
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MODE_ID_GCM
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};
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struct algorithm
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{
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struct object hdr;
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enum alg_id id;
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enum mode_id mode;
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ULONG flags;
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};
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struct key_symmetric
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{
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enum mode_id mode;
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ULONG block_size;
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UCHAR *vector;
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ULONG vector_len;
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UCHAR *secret;
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ULONG secret_len;
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CRITICAL_SECTION cs;
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};
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#define KEY_FLAG_LEGACY_DSA_V2 0x00000001
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struct key_asymmetric
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{
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ULONG bitlen; /* ignored for ECC keys */
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ULONG flags;
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UCHAR *pubkey;
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ULONG pubkey_len;
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DSSSEED dss_seed;
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};
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struct key
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{
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struct object hdr;
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enum alg_id alg_id;
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void *private[2]; /* private data for backend */
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union
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{
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struct key_symmetric s;
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struct key_asymmetric a;
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} u;
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};
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struct secret
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{
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struct object hdr;
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};
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struct key_funcs
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{
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NTSTATUS (CDECL *key_set_property)( struct key *, const WCHAR *, UCHAR *, ULONG, ULONG );
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NTSTATUS (CDECL *key_symmetric_init)( struct key * );
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void (CDECL *key_symmetric_vector_reset)( struct key * );
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NTSTATUS (CDECL *key_symmetric_set_auth_data)( struct key *, UCHAR *, ULONG );
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NTSTATUS (CDECL *key_symmetric_encrypt)( struct key *, const UCHAR *, ULONG, UCHAR *, ULONG );
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NTSTATUS (CDECL *key_symmetric_decrypt)( struct key *, const UCHAR *, ULONG, UCHAR *, ULONG );
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NTSTATUS (CDECL *key_symmetric_get_tag)( struct key *, UCHAR *, ULONG );
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void (CDECL *key_symmetric_destroy)( struct key * );
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NTSTATUS (CDECL *key_asymmetric_init)( struct key * );
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NTSTATUS (CDECL *key_asymmetric_generate)( struct key * );
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NTSTATUS (CDECL *key_asymmetric_decrypt)( struct key *, UCHAR *, ULONG, UCHAR *, ULONG, ULONG * );
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NTSTATUS (CDECL *key_asymmetric_duplicate)( struct key *, struct key * );
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NTSTATUS (CDECL *key_asymmetric_sign)( struct key *, void *, UCHAR *, ULONG, UCHAR *, ULONG, ULONG *, ULONG );
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NTSTATUS (CDECL *key_asymmetric_verify)( struct key *, void *, UCHAR *, ULONG, UCHAR *, ULONG, DWORD );
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void (CDECL *key_asymmetric_destroy)( struct key * );
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NTSTATUS (CDECL *key_export_dsa_capi)( struct key *, UCHAR *, ULONG, ULONG * );
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NTSTATUS (CDECL *key_export_ecc)( struct key *, UCHAR *, ULONG, ULONG * );
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NTSTATUS (CDECL *key_import_dsa_capi)( struct key *, UCHAR *, ULONG );
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NTSTATUS (CDECL *key_import_ecc)( struct key *, UCHAR *, ULONG );
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NTSTATUS (CDECL *key_import_rsa)( struct key *, UCHAR *, ULONG );
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};
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#endif /* __BCRYPT_INTERNAL_H */
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