3134 lines
112 KiB
C
3134 lines
112 KiB
C
/*
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* dlls/rsaenh/rsaenh.c
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* RSAENH - RSA encryption for Wine
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*
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* Copyright 2002 TransGaming Technologies (David Hammerton)
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* Copyright 2004 Mike McCormack for CodeWeavers
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* Copyright 2004 Michael Jung
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "wine/library.h"
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#include "wine/debug.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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#include "wincrypt.h"
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#include "lmcons.h"
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#include "handle.h"
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#include "implglue.h"
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WINE_DEFAULT_DEBUG_CHANNEL(crypt);
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/******************************************************************************
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* CRYPTHASH - hash objects
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*/
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#define RSAENH_MAGIC_HASH 0x85938417u
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#define RSAENH_MAX_HASH_SIZE 36
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#define RSAENH_HASHSTATE_IDLE 0
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#define RSAENH_HASHSTATE_HASHING 1
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#define RSAENH_HASHSTATE_FINISHED 2
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typedef struct tagCRYPTHASH
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{
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OBJECTHDR header;
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ALG_ID aiAlgid;
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HCRYPTKEY hKey;
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HCRYPTPROV hProv;
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DWORD dwHashSize;
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DWORD dwState;
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HASH_CONTEXT context;
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BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
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PHMAC_INFO pHMACInfo;
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} CRYPTHASH;
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/******************************************************************************
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* CRYPTKEY - key objects
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*/
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#define RSAENH_MAGIC_KEY 0x73620457u
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#define RSAENH_MAX_KEY_SIZE 48
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#define RSAENH_MAX_BLOCK_SIZE 24
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#define RSAENH_KEYSTATE_IDLE 0
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#define RSAENH_KEYSTATE_ENCRYPTING 1
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#define RSAENH_KEYSTATE_DECRYPTING 2
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typedef struct tagCRYPTKEY
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{
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OBJECTHDR header;
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ALG_ID aiAlgid;
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HCRYPTPROV hProv;
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DWORD dwMode;
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DWORD dwModeBits;
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DWORD dwPermissions;
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DWORD dwKeyLen;
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DWORD dwSaltLen;
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DWORD dwBlockLen;
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DWORD dwState;
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KEY_CONTEXT context;
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BYTE abKeyValue[RSAENH_MAX_KEY_SIZE];
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BYTE abInitVector[RSAENH_MAX_BLOCK_SIZE];
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BYTE abChainVector[RSAENH_MAX_BLOCK_SIZE];
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} CRYPTKEY;
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/******************************************************************************
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* KEYCONTAINER - key containers
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*/
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#define RSAENH_PERSONALITY_BASE 0u
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#define RSAENH_PERSONALITY_STRONG 1u
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#define RSAENH_PERSONALITY_ENHANCED 2u
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#define RSAENH_PERSONALITY_SCHANNEL 3u
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#define RSAENH_MAGIC_CONTAINER 0x26384993u
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typedef struct tagKEYCONTAINER
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{
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OBJECTHDR header;
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DWORD dwFlags;
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DWORD dwPersonality;
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DWORD dwEnumAlgsCtr;
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CHAR szName[MAX_PATH];
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CHAR szProvName[MAX_PATH];
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HCRYPTKEY hKeyExchangeKeyPair;
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HCRYPTKEY hSignatureKeyPair;
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} KEYCONTAINER;
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/******************************************************************************
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* Some magic constants
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*/
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#define RSAENH_ENCRYPT 1
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#define RSAENH_DECRYPT 0
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#define RSAENH_HMAC_DEF_IPAD_CHAR 0x36
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#define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c
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#define RSAENH_HMAC_DEF_PAD_LEN 64
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#define RSAENH_DES_EFFECTIVE_KEYLEN 56
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#define RSAENH_DES_STORAGE_KEYLEN 64
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#define RSAENH_3DES112_EFFECTIVE_KEYLEN 112
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#define RSAENH_3DES112_STORAGE_KEYLEN 128
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#define RSAENH_3DES_EFFECTIVE_KEYLEN 168
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#define RSAENH_3DES_STORAGE_KEYLEN 192
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#define RSAENH_MAGIC_RSA2 0x32415352
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#define RSAENH_MAGIC_RSA1 0x31415352
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#define RSAENH_PKC_BLOCKTYPE 0x02
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#define RSAENH_SSL3_VERSION_MAJOR 3
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#define RSAENH_SSL3_VERSION_MINOR 0
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#define RSAENH_TLS1_VERSION_MAJOR 3
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#define RSAENH_TLS1_VERSION_MINOR 1
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#define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"
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#define RSAENH_MIN(a,b) ((a)<(b)?(a):(b))
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/******************************************************************************
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* aProvEnumAlgsEx - Defines the capabilities of the CSP personalities.
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*/
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#define RSAENH_MAX_ENUMALGS 19
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#define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)
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PROV_ENUMALGS_EX aProvEnumAlgsEx[4][RSAENH_MAX_ENUMALGS+1] =
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{
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{
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{CALG_RC2, 40, 40, 56,0, 4,"RC2", 24,"RSA Data Security's RC2"},
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{CALG_RC4, 40, 40, 56,0, 4,"RC4", 24,"RSA Data Security's RC4"},
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{CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
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{CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
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{CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
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{CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
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{CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
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{CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
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{CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
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{CALG_RSA_SIGN, 512,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
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{CALG_RSA_KEYX, 512,384, 1024,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
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{CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
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{0, 0, 0, 0,0, 1,"", 1,""}
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},
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{
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{CALG_RC2, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
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{CALG_RC4, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
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{CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
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{CALG_3DES_112, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
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{CALG_3DES, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
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{CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
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{CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
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{CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
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{CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
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{CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
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{CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
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{CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
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{CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
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{CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
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{0, 0, 0, 0,0, 1,"", 1,""}
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},
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{
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{CALG_RC2, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
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{CALG_RC4, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
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{CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
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{CALG_3DES_112, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
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{CALG_3DES, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
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{CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
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{CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
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{CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
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{CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
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{CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
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{CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
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{CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
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{CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
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{CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
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{0, 0, 0, 0,0, 1,"", 1,""}
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},
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{
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{CALG_RC2, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"RC2", 24,"RSA Data Security's RC2"},
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{CALG_RC4, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"RC4", 24,"RSA Data Security's RC4"},
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{CALG_DES, 56, 56, 56,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"DES", 31,"Data Encryption Standard (DES)"},
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{CALG_3DES_112, 112,112, 112,RSAENH_PCT1_SSL2_SSL3_TLS1,13,"3DES TWO KEY",19,"Two Key Triple DES"},
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{CALG_3DES, 168,168, 168,RSAENH_PCT1_SSL2_SSL3_TLS1, 5,"3DES", 21,"Three Key Triple DES"},
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{CALG_SHA,160,160,160,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,6,"SHA-1",30,"Secure Hash Algorithm (SHA-1)"},
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{CALG_MD5,128,128,128,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,4,"MD5",23,"Message Digest 5 (MD5)"},
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{CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
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{CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
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{CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,9,"RSA_SIGN",14,"RSA Signature"},
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{CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,9,"RSA_KEYX",17,"RSA Key Exchange"},
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{CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
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{CALG_PCT1_MASTER,128,128,128,CRYPT_FLAG_PCT1, 12,"PCT1 MASTER",12,"PCT1 Master"},
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{CALG_SSL2_MASTER,40,40, 192,CRYPT_FLAG_SSL2, 12,"SSL2 MASTER",12,"SSL2 Master"},
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{CALG_SSL3_MASTER,384,384,384,CRYPT_FLAG_SSL3, 12,"SSL3 MASTER",12,"SSL3 Master"},
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{CALG_TLS1_MASTER,384,384,384,CRYPT_FLAG_TLS1, 12,"TLS1 MASTER",12,"TLS1 Master"},
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{CALG_SCHANNEL_MASTER_HASH,0,0,-1,0, 16,"SCH MASTER HASH",21,"SChannel Master Hash"},
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{CALG_SCHANNEL_MAC_KEY,0,0,-1,0, 12,"SCH MAC KEY",17,"SChannel MAC Key"},
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{CALG_SCHANNEL_ENC_KEY,0,0,-1,0, 12,"SCH ENC KEY",24,"SChannel Encryption Key"},
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{0, 0, 0, 0,0, 1,"", 1,""}
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}
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};
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/******************************************************************************
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* API forward declarations
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*/
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BOOL WINAPI
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RSAENH_CPGetKeyParam(
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HCRYPTPROV hProv,
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HCRYPTKEY hKey,
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DWORD dwParam,
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BYTE *pbData,
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DWORD *pdwDataLen,
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DWORD dwFlags
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);
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BOOL WINAPI
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RSAENH_CPEncrypt(
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HCRYPTPROV hProv,
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HCRYPTKEY hKey,
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HCRYPTHASH hHash,
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BOOL Final,
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DWORD dwFlags,
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BYTE *pbData,
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DWORD *pdwDataLen,
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DWORD dwBufLen
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);
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BOOL WINAPI
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RSAENH_CPGetHashParam(
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HCRYPTPROV hProv,
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HCRYPTHASH hHash,
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DWORD dwParam,
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BYTE *pbData,
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DWORD *pdwDataLen,
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DWORD dwFlags
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);
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BOOL WINAPI
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RSAENH_CPExportKey(
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HCRYPTPROV hProv,
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HCRYPTKEY hKey,
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HCRYPTKEY hPubKey,
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DWORD dwBlobType,
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DWORD dwFlags,
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BYTE *pbData,
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DWORD *pdwDataLen
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);
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BOOL WINAPI
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RSAENH_CPImportKey(
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HCRYPTPROV hProv,
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CONST BYTE *pbData,
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DWORD dwDataLen,
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HCRYPTKEY hPubKey,
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DWORD dwFlags,
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HCRYPTKEY *phKey
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);
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BOOL WINAPI
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RSAENH_CPHashData(
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HCRYPTPROV hProv,
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HCRYPTHASH hHash,
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CONST BYTE *pbData,
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DWORD dwDataLen,
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DWORD dwFlags
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);
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/******************************************************************************
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* CSP's handle table (used by all acquired key containers)
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*/
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static HANDLETABLE handle_table;
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/******************************************************************************
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* DllMain (RSAENH.@)
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*
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* Initializes and destroys the handle table for the CSP's handles.
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*/
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int WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, PVOID pvReserved)
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{
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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init_handle_table(&handle_table);
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break;
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case DLL_PROCESS_DETACH:
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destroy_handle_table(&handle_table);
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break;
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}
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return 1;
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}
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/******************************************************************************
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* copy_param [Internal]
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*
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* Helper function that supports the standard WINAPI protocol for querying data
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* of dynamic size.
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*
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* PARAMS
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* pbBuffer [O] Buffer where the queried parameter is copied to, if it is large enough.
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* May be NUL if the required buffer size is to be queried only.
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* pdwBufferSize [I/O] In: Size of the buffer at pbBuffer
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* Out: Size of parameter pbParam
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* pbParam [I] Parameter value.
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* dwParamSize [I] Size of pbParam
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*
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* RETURN
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* Success: TRUE (pbParam was copied into pbBuffer or pbBuffer is NULL)
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* Failure: FALSE (pbBuffer is not large enough to hold pbParam). Last error: ERROR_MORE_DATA
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*/
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static inline BOOL copy_param(
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BYTE *pbBuffer, DWORD *pdwBufferSize, CONST BYTE *pbParam, DWORD dwParamSize)
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{
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if (pbBuffer)
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{
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if (dwParamSize > *pdwBufferSize)
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{
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SetLastError(ERROR_MORE_DATA);
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*pdwBufferSize = dwParamSize;
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return FALSE;
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}
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memcpy(pbBuffer, pbParam, dwParamSize);
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}
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*pdwBufferSize = dwParamSize;
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return TRUE;
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}
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/******************************************************************************
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* get_algid_info [Internal]
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*
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* Query CSP capabilities for a given crypto algorithm.
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*
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* PARAMS
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* pKeyContainer [I] Pointer to a key container of the CSP whose capabilities are to be queried.
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* algid [I] Identifier of the crypto algorithm about which information is requested.
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*
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* RETURNS
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* Success: Pointer to a PROV_ENUMALGS_EX struct containing information about the crypto algorithm.
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* Failure: NULL (algid not supported)
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*/
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static inline const PROV_ENUMALGS_EX* get_algid_info(KEYCONTAINER *pKeyContainer, ALG_ID algid) {
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PROV_ENUMALGS_EX *iterator;
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for (iterator = aProvEnumAlgsEx[pKeyContainer->dwPersonality]; iterator->aiAlgid; iterator++) {
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if (iterator->aiAlgid == algid) return iterator;
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}
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return NULL;
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}
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/******************************************************************************
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* free_hmac_info [Internal]
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*
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* Deeply free an HMAC_INFO struct.
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*
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* PARAMS
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* hmac_info [I] Pointer to the HMAC_INFO struct to be freed.
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*
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* NOTES
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* See Internet RFC 2104 for details on the HMAC algorithm.
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*/
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static inline void free_hmac_info(PHMAC_INFO hmac_info) {
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if (!hmac_info) return;
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HeapFree(GetProcessHeap(), 0, hmac_info->pbInnerString);
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HeapFree(GetProcessHeap(), 0, hmac_info->pbOuterString);
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HeapFree(GetProcessHeap(), 0, hmac_info);
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}
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|
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/******************************************************************************
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* copy_hmac_info [Internal]
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*
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* Deeply copy an HMAC_INFO struct
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*
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* PARAMS
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* dst [O] Pointer to a location where the pointer to the HMAC_INFO copy will be stored.
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* src [I] Pointer to the HMAC_INFO struct to be copied.
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE
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*
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* NOTES
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* See Internet RFC 2104 for details on the HMAC algorithm.
|
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*/
|
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static BOOL copy_hmac_info(PHMAC_INFO *dst, PHMAC_INFO src) {
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if (!src) return FALSE;
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*dst = (PHMAC_INFO)HeapAlloc(GetProcessHeap(), 0, sizeof(HMAC_INFO));
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if (!*dst) return FALSE;
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memcpy(*dst, src, sizeof(HMAC_INFO));
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(*dst)->pbInnerString = NULL;
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(*dst)->pbOuterString = NULL;
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if ((*dst)->cbInnerString == 0) (*dst)->cbInnerString = RSAENH_HMAC_DEF_PAD_LEN;
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(*dst)->pbInnerString = (BYTE*)HeapAlloc(GetProcessHeap(), 0, (*dst)->cbInnerString);
|
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if (!(*dst)->pbInnerString) {
|
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free_hmac_info(*dst);
|
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return FALSE;
|
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}
|
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if (src->cbInnerString)
|
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memcpy((*dst)->pbInnerString, src->pbInnerString, src->cbInnerString);
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else
|
|
memset((*dst)->pbInnerString, RSAENH_HMAC_DEF_IPAD_CHAR, RSAENH_HMAC_DEF_PAD_LEN);
|
|
if ((*dst)->cbOuterString == 0) (*dst)->cbOuterString = RSAENH_HMAC_DEF_PAD_LEN;
|
|
(*dst)->pbOuterString = (BYTE*)HeapAlloc(GetProcessHeap(), 0, (*dst)->cbOuterString);
|
|
if (!(*dst)->pbOuterString) {
|
|
free_hmac_info(*dst);
|
|
return FALSE;
|
|
}
|
|
if (src->cbOuterString)
|
|
memcpy((*dst)->pbOuterString, src->pbOuterString, src->cbOuterString);
|
|
else
|
|
memset((*dst)->pbOuterString, RSAENH_HMAC_DEF_OPAD_CHAR, RSAENH_HMAC_DEF_PAD_LEN);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* destroy_hash [Internal]
|
|
*
|
|
* Destructor for hash objects
|
|
*
|
|
* PARAMS
|
|
* pCryptHash [I] Pointer to the hash object to be destroyed.
|
|
* Will be invalid after function returns!
|
|
*/
|
|
static void destroy_hash(OBJECTHDR *pCryptHash)
|
|
{
|
|
free_hmac_info(((CRYPTHASH*)pCryptHash)->pHMACInfo);
|
|
HeapFree(GetProcessHeap(), 0, pCryptHash);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* init_hash [Internal]
|
|
*
|
|
* Initialize (or reset) a hash object
|
|
*
|
|
* PARAMS
|
|
* pKeyContainer [I] Pointer to the key container the hash object belongs to.
|
|
* pCryptHash [I] The hash object to be initialized.
|
|
*/
|
|
static inline BOOL init_hash(KEYCONTAINER *pKeyContainer, CRYPTHASH *pCryptHash) {
|
|
DWORD dwLen;
|
|
const PROV_ENUMALGS_EX *pAlgInfo;
|
|
|
|
switch (pCryptHash->aiAlgid)
|
|
{
|
|
case CALG_HMAC:
|
|
if (pCryptHash->pHMACInfo) {
|
|
pAlgInfo = get_algid_info(pKeyContainer, pCryptHash->pHMACInfo->HashAlgid);
|
|
if (pAlgInfo) pCryptHash->dwHashSize = pAlgInfo->dwDefaultLen >> 3;
|
|
return init_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context);
|
|
}
|
|
return TRUE;
|
|
|
|
case CALG_MAC:
|
|
dwLen = sizeof(DWORD);
|
|
RSAENH_CPGetKeyParam(pCryptHash->hProv, pCryptHash->hKey, KP_BLOCKLEN,
|
|
(BYTE*)&pCryptHash->dwHashSize, &dwLen, 0);
|
|
pCryptHash->dwHashSize >>= 3;
|
|
return TRUE;
|
|
|
|
default:
|
|
return init_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* update_hash [Internal]
|
|
*
|
|
* Hashes the given data and updates the hash object's state accordingly
|
|
*
|
|
* PARAMS
|
|
* pCryptHash [I] Hash object to be updated.
|
|
* pbData [I] Pointer to data stream to be hashed.
|
|
* dwDataLen [I] Length of data stream.
|
|
*/
|
|
static inline void update_hash(CRYPTHASH *pCryptHash, CONST BYTE *pbData, DWORD dwDataLen) {
|
|
BYTE *pbTemp;
|
|
|
|
switch (pCryptHash->aiAlgid)
|
|
{
|
|
case CALG_HMAC:
|
|
if (pCryptHash->pHMACInfo)
|
|
update_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
|
|
pbData, dwDataLen);
|
|
break;
|
|
|
|
case CALG_MAC:
|
|
pbTemp = (BYTE*)HeapAlloc(GetProcessHeap(), 0, dwDataLen);
|
|
if (!pbTemp) return;
|
|
memcpy(pbTemp, pbData, dwDataLen);
|
|
RSAENH_CPEncrypt(pCryptHash->hProv, pCryptHash->hKey, (HCRYPTHASH)NULL, FALSE, 0,
|
|
pbTemp, &dwDataLen, dwDataLen);
|
|
HeapFree(GetProcessHeap(), 0, pbTemp);
|
|
break;
|
|
|
|
default:
|
|
update_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context, pbData, dwDataLen);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* finalize_hash [Internal]
|
|
*
|
|
* Finalizes the hash, after all data has been hashed with update_hash.
|
|
* No additional data can be hashed afterwards until the hash gets initialized again.
|
|
*
|
|
* PARAMS
|
|
* pCryptHash [I] Hash object to be finalized.
|
|
*/
|
|
static inline void finalize_hash(CRYPTHASH *pCryptHash) {
|
|
DWORD dwDataLen;
|
|
|
|
switch (pCryptHash->aiAlgid)
|
|
{
|
|
case CALG_HMAC:
|
|
if (pCryptHash->pHMACInfo)
|
|
finalize_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
|
|
pCryptHash->abHashValue);
|
|
break;
|
|
|
|
case CALG_MAC:
|
|
dwDataLen = 0;
|
|
RSAENH_CPEncrypt(pCryptHash->hProv, pCryptHash->hKey, (HCRYPTHASH)NULL, TRUE, 0,
|
|
pCryptHash->abHashValue, &dwDataLen, pCryptHash->dwHashSize);
|
|
break;
|
|
|
|
default:
|
|
finalize_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context, pCryptHash->abHashValue);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* destroy_key [Internal]
|
|
*
|
|
* Destructor for key objects
|
|
*
|
|
* PARAMS
|
|
* pCryptKey [I] Pointer to the key object to be destroyed.
|
|
* Will be invalid after function returns!
|
|
*/
|
|
static void destroy_key(OBJECTHDR *pCryptKey)
|
|
{
|
|
free_key_impl(((CRYPTKEY*)pCryptKey)->aiAlgid, &((CRYPTKEY*)pCryptKey)->context);
|
|
HeapFree(GetProcessHeap(), 0, pCryptKey);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* setup_key [Internal]
|
|
*
|
|
* Initialize (or reset) a key object
|
|
*
|
|
* PARAMS
|
|
* pCryptKey [I] The key object to be initialized.
|
|
*/
|
|
static inline void setup_key(CRYPTKEY *pCryptKey) {
|
|
pCryptKey->dwState = RSAENH_KEYSTATE_IDLE;
|
|
memcpy(pCryptKey->abChainVector, pCryptKey->abInitVector, sizeof(pCryptKey->abChainVector));
|
|
setup_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen,
|
|
pCryptKey->dwSaltLen, pCryptKey->abKeyValue);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* new_key [Internal]
|
|
*
|
|
* Creates a new key object without assigning the actual binary key value.
|
|
* This is done by CPDeriveKey, CPGenKey or CPImportKey, which call this function.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Handle to the provider to which the created key will belong.
|
|
* aiAlgid [I] The new key shall use the crypto algorithm idenfied by aiAlgid.
|
|
* dwFlags [I] Upper 16 bits give the key length.
|
|
* Lower 16 bits: CRYPT_CREATE_SALT, CRYPT_NO_SALT
|
|
* ppCryptKey [O] Pointer to the created key
|
|
*
|
|
* RETURNS
|
|
* Success: Handle to the created key.
|
|
* Failure: INVALID_HANDLE_VALUE
|
|
*/
|
|
static HCRYPTKEY new_key(HCRYPTPROV hProv, ALG_ID aiAlgid, DWORD dwFlags, CRYPTKEY **ppCryptKey)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
HCRYPTKEY hCryptKey;
|
|
CRYPTKEY *pCryptKey;
|
|
DWORD dwKeyLen = HIWORD(dwFlags);
|
|
const PROV_ENUMALGS_EX *peaAlgidInfo;
|
|
|
|
if (!lookup_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER, (OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
/*
|
|
* Retrieve the CSP's capabilities for the given ALG_ID value
|
|
*/
|
|
peaAlgidInfo = get_algid_info(pKeyContainer, aiAlgid);
|
|
if (!peaAlgidInfo) {
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
/*
|
|
* Assume the default key length, if none is specified explicitly
|
|
*/
|
|
if (dwKeyLen == 0) dwKeyLen = peaAlgidInfo->dwDefaultLen;
|
|
|
|
/*
|
|
* Check if the requested key length is supported by the current CSP.
|
|
* Adjust key length's for DES algorithms.
|
|
*/
|
|
switch (aiAlgid) {
|
|
case CALG_DES:
|
|
if (dwKeyLen == RSAENH_DES_EFFECTIVE_KEYLEN) {
|
|
dwKeyLen = RSAENH_DES_STORAGE_KEYLEN;
|
|
}
|
|
if (dwKeyLen != RSAENH_DES_STORAGE_KEYLEN) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
break;
|
|
|
|
case CALG_3DES_112:
|
|
if (dwKeyLen == RSAENH_3DES112_EFFECTIVE_KEYLEN) {
|
|
dwKeyLen = RSAENH_3DES112_STORAGE_KEYLEN;
|
|
}
|
|
if (dwKeyLen != RSAENH_3DES112_STORAGE_KEYLEN) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
break;
|
|
|
|
case CALG_3DES:
|
|
if (dwKeyLen == RSAENH_3DES_EFFECTIVE_KEYLEN) {
|
|
dwKeyLen = RSAENH_3DES_STORAGE_KEYLEN;
|
|
}
|
|
if (dwKeyLen != RSAENH_3DES_STORAGE_KEYLEN) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (dwKeyLen % 8 ||
|
|
dwKeyLen > peaAlgidInfo->dwMaxLen ||
|
|
dwKeyLen < peaAlgidInfo->dwMinLen)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
}
|
|
|
|
hCryptKey = (HCRYPTKEY)new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY,
|
|
destroy_key, (OBJECTHDR**)&pCryptKey);
|
|
if (hCryptKey != (HCRYPTKEY)INVALID_HANDLE_VALUE)
|
|
{
|
|
pCryptKey->aiAlgid = aiAlgid;
|
|
pCryptKey->hProv = hProv;
|
|
pCryptKey->dwModeBits = 0;
|
|
pCryptKey->dwPermissions = CRYPT_ENCRYPT | CRYPT_DECRYPT | CRYPT_READ | CRYPT_WRITE |
|
|
CRYPT_MAC;
|
|
pCryptKey->dwKeyLen = dwKeyLen >> 3;
|
|
if ((dwFlags & CRYPT_CREATE_SALT) || (dwKeyLen == 40 && !(dwFlags & CRYPT_NO_SALT)))
|
|
pCryptKey->dwSaltLen = 16 /*FIXME*/ - pCryptKey->dwKeyLen;
|
|
else
|
|
pCryptKey->dwSaltLen = 0;
|
|
memset(pCryptKey->abKeyValue, 0, sizeof(pCryptKey->abKeyValue));
|
|
memset(pCryptKey->abInitVector, 0, sizeof(pCryptKey->abInitVector));
|
|
|
|
switch(aiAlgid)
|
|
{
|
|
case CALG_PCT1_MASTER:
|
|
case CALG_SSL2_MASTER:
|
|
case CALG_SSL3_MASTER:
|
|
case CALG_TLS1_MASTER:
|
|
case CALG_RC4:
|
|
pCryptKey->dwBlockLen = 0;
|
|
pCryptKey->dwMode = 0;
|
|
break;
|
|
|
|
case CALG_RC2:
|
|
case CALG_DES:
|
|
case CALG_3DES_112:
|
|
case CALG_3DES:
|
|
pCryptKey->dwBlockLen = 8;
|
|
pCryptKey->dwMode = CRYPT_MODE_CBC;
|
|
break;
|
|
|
|
case CALG_RSA_KEYX:
|
|
case CALG_RSA_SIGN:
|
|
pCryptKey->dwBlockLen = dwKeyLen >> 3;
|
|
pCryptKey->dwMode = 0;
|
|
break;
|
|
}
|
|
|
|
*ppCryptKey = pCryptKey;
|
|
}
|
|
|
|
return hCryptKey;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* destroy_key_container [Internal]
|
|
*
|
|
* Destructor for key containers. The user's signature and key exchange private
|
|
* keys are stored in the registry _IN_PLAINTEXT_.
|
|
*
|
|
* PARAMS
|
|
* pObjectHdr [I] Pointer to the key container to be destroyed.
|
|
*/
|
|
static void destroy_key_container(OBJECTHDR *pObjectHdr)
|
|
{
|
|
KEYCONTAINER *pKeyContainer = (KEYCONTAINER*)pObjectHdr;
|
|
CRYPTKEY *pKey;
|
|
CHAR szRSABase[MAX_PATH];
|
|
HKEY hKey, hRootKey;
|
|
DWORD dwLen;
|
|
BYTE *pbKey;
|
|
|
|
if (!(pKeyContainer->dwFlags & CRYPT_VERIFYCONTEXT)) {
|
|
/* On WinXP, persistent keys are stored in a file located at:
|
|
* $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
|
|
*/
|
|
sprintf(szRSABase, RSAENH_REGKEY, pKeyContainer->szName);
|
|
|
|
if (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET) {
|
|
hRootKey = HKEY_LOCAL_MACHINE;
|
|
} else {
|
|
hRootKey = HKEY_CURRENT_USER;
|
|
}
|
|
|
|
if (RegCreateKeyExA(hRootKey, szRSABase, 0, NULL, REG_OPTION_NON_VOLATILE,
|
|
KEY_WRITE, NULL, &hKey, NULL) == ERROR_SUCCESS)
|
|
{
|
|
if (lookup_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair, RSAENH_MAGIC_KEY,
|
|
(OBJECTHDR**)&pKey))
|
|
{
|
|
if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hKeyExchangeKeyPair, 0,
|
|
PRIVATEKEYBLOB, 0, 0, &dwLen))
|
|
{
|
|
pbKey = (BYTE*)HeapAlloc(GetProcessHeap(), 0, dwLen);
|
|
if (pbKey)
|
|
{
|
|
if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hKeyExchangeKeyPair, 0,
|
|
PRIVATEKEYBLOB, 0, pbKey, &dwLen))
|
|
{
|
|
RegSetValueExA(hKey, "KeyExchangeKeyPair", 0, REG_BINARY, pbKey, dwLen);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, pbKey);
|
|
}
|
|
}
|
|
release_handle(&handle_table, (unsigned int)pKeyContainer->hKeyExchangeKeyPair,
|
|
RSAENH_MAGIC_KEY);
|
|
}
|
|
|
|
if (lookup_handle(&handle_table, pKeyContainer->hSignatureKeyPair, RSAENH_MAGIC_KEY,
|
|
(OBJECTHDR**)&pKey))
|
|
{
|
|
if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hSignatureKeyPair, 0,
|
|
PRIVATEKEYBLOB, 0, 0, &dwLen))
|
|
{
|
|
pbKey = (BYTE*)HeapAlloc(GetProcessHeap(), 0, dwLen);
|
|
if (pbKey)
|
|
{
|
|
if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hSignatureKeyPair, 0,
|
|
PRIVATEKEYBLOB, 0, pbKey, &dwLen))
|
|
{
|
|
RegSetValueExA(hKey, "SignatureKeyPair", 0, REG_BINARY, pbKey, dwLen);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, pbKey);
|
|
}
|
|
}
|
|
release_handle(&handle_table, (unsigned int)pKeyContainer->hSignatureKeyPair,
|
|
RSAENH_MAGIC_KEY);
|
|
}
|
|
|
|
RegCloseKey(hKey);
|
|
}
|
|
}
|
|
|
|
HeapFree( GetProcessHeap(), 0, pKeyContainer );
|
|
}
|
|
|
|
/******************************************************************************
|
|
* new_key_container [Internal]
|
|
*
|
|
* Create a new key container. The personality (RSA Base, Strong or Enhanced CP)
|
|
* of the CSP is determined via the pVTable->pszProvName string.
|
|
*
|
|
* PARAMS
|
|
* pszContainerName [I] Name of the key container.
|
|
* pVTable [I] Callback functions and context info provided by the OS
|
|
*
|
|
* RETURNS
|
|
* Success: Handle to the new key container.
|
|
* Failure: INVALID_HANDLE_VALUE
|
|
*/
|
|
static HCRYPTPROV new_key_container(PCHAR pszContainerName, DWORD dwFlags, PVTableProvStruc pVTable)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
HCRYPTPROV hKeyContainer;
|
|
|
|
hKeyContainer = (HCRYPTPROV)new_object(&handle_table, sizeof(KEYCONTAINER), RSAENH_MAGIC_CONTAINER,
|
|
destroy_key_container, (OBJECTHDR**)&pKeyContainer);
|
|
if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
|
|
{
|
|
strncpy(pKeyContainer->szName, pszContainerName, MAX_PATH);
|
|
pKeyContainer->szName[MAX_PATH-1] = '\0';
|
|
pKeyContainer->dwFlags = dwFlags;
|
|
pKeyContainer->dwEnumAlgsCtr = 0;
|
|
pKeyContainer->hKeyExchangeKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
pKeyContainer->hSignatureKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
if (pVTable && pVTable->pszProvName) {
|
|
strncpy(pKeyContainer->szProvName, pVTable->pszProvName, MAX_PATH);
|
|
pKeyContainer->szProvName[MAX_PATH-1] = '\0';
|
|
if (!strcmp(pVTable->pszProvName, MS_DEF_PROV_A)) {
|
|
pKeyContainer->dwPersonality = RSAENH_PERSONALITY_BASE;
|
|
} else if (!strcmp(pVTable->pszProvName, MS_ENHANCED_PROV_A)) {
|
|
pKeyContainer->dwPersonality = RSAENH_PERSONALITY_ENHANCED;
|
|
} else if (!strcmp(pVTable->pszProvName, MS_DEF_RSA_SCHANNEL_PROV_A)) {
|
|
pKeyContainer->dwPersonality = RSAENH_PERSONALITY_SCHANNEL;
|
|
} else {
|
|
pKeyContainer->dwPersonality = RSAENH_PERSONALITY_STRONG;
|
|
}
|
|
}
|
|
}
|
|
|
|
return hKeyContainer;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* read_key_container [Internal]
|
|
*
|
|
* Tries to read the persistent state of the key container (mainly the signature
|
|
* and key exchange private keys) given by pszContainerName.
|
|
*
|
|
* PARAMS
|
|
* pszContainerName [I] Name of the key container to read from the registry
|
|
* pVTable [I] Pointer to context data provided by the operating system
|
|
*
|
|
* RETURNS
|
|
* Success: Handle to the key container read from the registry
|
|
* Failure: INVALID_HANDLE_VALUE
|
|
*/
|
|
static HCRYPTPROV read_key_container(PCHAR pszContainerName, DWORD dwFlags, PVTableProvStruc pVTable)
|
|
{
|
|
CHAR szRSABase[MAX_PATH];
|
|
BYTE *pbKey;
|
|
HKEY hKey, hRootKey;
|
|
DWORD dwValueType, dwLen;
|
|
KEYCONTAINER *pKeyContainer;
|
|
HCRYPTPROV hKeyContainer;
|
|
|
|
sprintf(szRSABase, RSAENH_REGKEY, pszContainerName);
|
|
|
|
if (dwFlags & CRYPT_MACHINE_KEYSET) {
|
|
hRootKey = HKEY_LOCAL_MACHINE;
|
|
} else {
|
|
hRootKey = HKEY_CURRENT_USER;
|
|
}
|
|
|
|
if (RegOpenKeyExA(hRootKey, szRSABase, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
|
|
{
|
|
SetLastError(NTE_BAD_KEYSET);
|
|
return (HCRYPTPROV)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
hKeyContainer = new_key_container(pszContainerName, dwFlags, pVTable);
|
|
if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
|
|
{
|
|
if (!lookup_handle(&handle_table, hKeyContainer, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
return (HCRYPTPROV)INVALID_HANDLE_VALUE;
|
|
|
|
if (RegQueryValueExA(hKey, "KeyExchangeKeyPair", 0, &dwValueType, NULL, &dwLen) ==
|
|
ERROR_SUCCESS)
|
|
{
|
|
pbKey = (BYTE*)HeapAlloc(GetProcessHeap(), 0, dwLen);
|
|
if (pbKey)
|
|
{
|
|
if (RegQueryValueExA(hKey, "KeyExchangeKeyPair", 0, &dwValueType, pbKey, &dwLen) ==
|
|
ERROR_SUCCESS)
|
|
{
|
|
RSAENH_CPImportKey(hKeyContainer, pbKey, dwLen, 0, 0,
|
|
&pKeyContainer->hKeyExchangeKeyPair);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, pbKey);
|
|
}
|
|
}
|
|
|
|
if (RegQueryValueExA(hKey, "SignatureKeyPair", 0, &dwValueType, NULL, &dwLen) ==
|
|
ERROR_SUCCESS)
|
|
{
|
|
pbKey = (BYTE*)HeapAlloc(GetProcessHeap(), 0, dwLen);
|
|
if (pbKey)
|
|
{
|
|
if (RegQueryValueExA(hKey, "SignatureKeyPair", 0, &dwValueType, pbKey, &dwLen) ==
|
|
ERROR_SUCCESS)
|
|
{
|
|
RSAENH_CPImportKey(hKeyContainer, pbKey, dwLen, 0, 0,
|
|
&pKeyContainer->hSignatureKeyPair);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, pbKey);
|
|
}
|
|
}
|
|
}
|
|
|
|
return hKeyContainer;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* build_hash_signature [Internal]
|
|
*
|
|
* Builds a padded version of a hash to match the length of the RSA key modulus.
|
|
*
|
|
* PARAMS
|
|
* pbSignature [O] The padded hash object is stored here.
|
|
* dwLen [I] Length of the pbSignature buffer.
|
|
* aiAlgid [I] Algorithm identifier of the hash to be padded.
|
|
* abHashValue [I] The value of the hash object.
|
|
* dwHashLen [I] Length of the hash value.
|
|
* dwFlags [I] Selection of padding algorithm.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE (NTE_BAD_ALGID)
|
|
*/
|
|
static BOOL build_hash_signature(BYTE *pbSignature, DWORD dwLen, ALG_ID aiAlgid,
|
|
CONST BYTE *abHashValue, DWORD dwHashLen, DWORD dwFlags)
|
|
{
|
|
/* These prefixes are meant to be concatenated with hash values of the
|
|
* respective kind to form a PKCS #7 DigestInfo. */
|
|
static const struct tagOIDDescriptor {
|
|
ALG_ID aiAlgid;
|
|
DWORD dwLen;
|
|
CONST BYTE abOID[18];
|
|
} aOIDDescriptor[5] = {
|
|
{ CALG_MD2, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
|
|
0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
|
|
{ CALG_MD4, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
|
|
0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
|
|
{ CALG_MD5, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
|
|
0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
|
|
{ CALG_SHA, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
|
|
0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
|
|
{ 0, 0, {} }
|
|
};
|
|
DWORD dwIdxOID, i, j;
|
|
|
|
for (dwIdxOID = 0; aOIDDescriptor[dwIdxOID].aiAlgid; dwIdxOID++) {
|
|
if (aOIDDescriptor[dwIdxOID].aiAlgid == aiAlgid) break;
|
|
}
|
|
|
|
if (!aOIDDescriptor[dwIdxOID].aiAlgid) {
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
|
|
/* Build the padded signature */
|
|
if (dwFlags & CRYPT_X931_FORMAT) {
|
|
pbSignature[0] = 0x6b;
|
|
for (i=1; i < dwLen - dwHashLen - 3; i++) {
|
|
pbSignature[i] = 0xbb;
|
|
}
|
|
pbSignature[i++] = 0xba;
|
|
for (j=0; j < dwHashLen; j++, i++) {
|
|
pbSignature[i] = abHashValue[j];
|
|
}
|
|
pbSignature[i++] = 0x33;
|
|
pbSignature[i++] = 0xcc;
|
|
} else {
|
|
pbSignature[0] = 0x00;
|
|
pbSignature[1] = 0x01;
|
|
if (dwFlags & CRYPT_NOHASHOID) {
|
|
for (i=2; i < dwLen - 1 - dwHashLen; i++) {
|
|
pbSignature[i] = 0xff;
|
|
}
|
|
pbSignature[i++] = 0x00;
|
|
} else {
|
|
for (i=2; i < dwLen - 1 - aOIDDescriptor[dwIdxOID].dwLen - dwHashLen; i++) {
|
|
pbSignature[i] = 0xff;
|
|
}
|
|
pbSignature[i++] = 0x00;
|
|
for (j=0; j < aOIDDescriptor[dwIdxOID].dwLen; j++) {
|
|
pbSignature[i++] = aOIDDescriptor[dwIdxOID].abOID[j];
|
|
}
|
|
}
|
|
for (j=0; j < dwHashLen; j++) {
|
|
pbSignature[i++] = abHashValue[j];
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPAcquireContext (RSAENH.@)
|
|
*
|
|
* Acquire a handle to the key container specified by pszContainer
|
|
*
|
|
* PARAMS
|
|
* phProv [O] Pointer to the location the acquired handle will be written to.
|
|
* pszContainer [I] Name of the desired key container. See Notes
|
|
* dwFlags [I] Flags. See Notes.
|
|
* pVTable [I] Pointer to a PVTableProvStruct containing callbacks.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* If pszContainer is NULL or points to a zero length string the user's login
|
|
* name will be used as the key container name.
|
|
*
|
|
* If the CRYPT_NEW_KEYSET flag is set in dwFlags a new keyset will be created.
|
|
* If a keyset with the given name already exists, the function fails and sets
|
|
* last error to NTE_EXISTS. If CRYPT_NEW_KEYSET is not set and the specified
|
|
* key container does not exist, function fails and sets last error to
|
|
* NTE_BAD_KEYSET.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPAcquireContext(HCRYPTPROV *phProv, LPSTR pszContainer,
|
|
DWORD dwFlags, PVTableProvStruc pVTable)
|
|
{
|
|
DWORD dwLen;
|
|
CHAR szKeyContainerName[MAX_PATH] = "";
|
|
CHAR szRegKey[MAX_PATH];
|
|
|
|
TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08lx, pVTable=%p)\n", phProv,
|
|
debugstr_a(pszContainer), dwFlags, pVTable);
|
|
|
|
if (pszContainer ? strlen(pszContainer) : 0)
|
|
{
|
|
strncpy(szKeyContainerName, pszContainer, MAX_PATH);
|
|
szKeyContainerName[MAX_PATH-1] = '\0';
|
|
}
|
|
else
|
|
{
|
|
dwLen = MAX_PATH;
|
|
if (!GetUserNameA(szKeyContainerName, &dwLen)) return FALSE;
|
|
}
|
|
|
|
switch (dwFlags & (CRYPT_NEWKEYSET|CRYPT_VERIFYCONTEXT|CRYPT_DELETEKEYSET))
|
|
{
|
|
case 0:
|
|
*phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
|
|
break;
|
|
|
|
case CRYPT_DELETEKEYSET:
|
|
if (snprintf(szRegKey, MAX_PATH, RSAENH_REGKEY, pszContainer) >= MAX_PATH) {
|
|
SetLastError(NTE_BAD_KEYSET_PARAM);
|
|
return FALSE;
|
|
} else {
|
|
RegDeleteKeyA(HKEY_CURRENT_USER, szRegKey);
|
|
SetLastError(ERROR_SUCCESS);
|
|
return TRUE;
|
|
}
|
|
break;
|
|
|
|
case CRYPT_NEWKEYSET:
|
|
*phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
|
|
if (*phProv != (HCRYPTPROV)INVALID_HANDLE_VALUE)
|
|
{
|
|
release_handle(&handle_table, (unsigned int)*phProv, RSAENH_MAGIC_CONTAINER);
|
|
SetLastError(NTE_EXISTS);
|
|
return FALSE;
|
|
}
|
|
*phProv = new_key_container(szKeyContainerName, dwFlags, pVTable);
|
|
break;
|
|
|
|
case CRYPT_VERIFYCONTEXT:
|
|
if (pszContainer) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
*phProv = new_key_container("", dwFlags, pVTable);
|
|
break;
|
|
|
|
default:
|
|
*phProv = (unsigned int)INVALID_HANDLE_VALUE;
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (*phProv != (unsigned int)INVALID_HANDLE_VALUE) {
|
|
SetLastError(ERROR_SUCCESS);
|
|
return TRUE;
|
|
} else {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPCreateHash (RSAENH.@)
|
|
*
|
|
* CPCreateHash creates and initalizes a new hash object.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Handle to the key container to which the new hash will belong.
|
|
* Algid [I] Identifies the hash algorithm, which will be used for the hash.
|
|
* hKey [I] Handle to a session key applied for keyed hashes.
|
|
* dwFlags [I] Currently no flags defined. Must be zero.
|
|
* phHash [O] Points to the location where a handle to the new hash will be stored.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* hKey is a handle to a session key applied in keyed hashes like MAC and HMAC.
|
|
* If a normal hash object is to be created (like e.g. MD2 or SHA1) hKey must be zero.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPCreateHash(HCRYPTPROV hProv, ALG_ID Algid, HCRYPTKEY hKey, DWORD dwFlags,
|
|
HCRYPTHASH *phHash)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
CRYPTHASH *pCryptHash;
|
|
const PROV_ENUMALGS_EX *peaAlgidInfo;
|
|
|
|
TRACE("(hProv=%08lx, Algid=%08x, hKey=%08lx, dwFlags=%08lx, phHash=%p)\n", hProv, Algid, hKey,
|
|
dwFlags, phHash);
|
|
|
|
if (!lookup_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER, (OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
peaAlgidInfo = get_algid_info(pKeyContainer, Algid);
|
|
if (!peaAlgidInfo)
|
|
{
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if ((Algid == CALG_MAC || Algid == CALG_HMAC)) {
|
|
CRYPTKEY *pCryptKey;
|
|
|
|
if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey)) {
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if ((Algid == CALG_MAC) && (GET_ALG_TYPE(pCryptKey->aiAlgid) != ALG_TYPE_BLOCK)) {
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
*phHash = (HCRYPTHASH)new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
|
|
destroy_hash, (OBJECTHDR**)&pCryptHash);
|
|
if (!pCryptHash) return FALSE;
|
|
|
|
pCryptHash->aiAlgid = Algid;
|
|
pCryptHash->hKey = hKey;
|
|
pCryptHash->hProv = hProv;
|
|
pCryptHash->dwState = RSAENH_HASHSTATE_IDLE;
|
|
pCryptHash->pHMACInfo = (PHMAC_INFO)NULL;
|
|
pCryptHash->dwHashSize = peaAlgidInfo->dwDefaultLen >> 3;
|
|
|
|
return init_hash(pKeyContainer, pCryptHash);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDestroyHash (RSAENH.@)
|
|
*
|
|
* Releases the handle to a hash object. The object is destroyed if it's reference
|
|
* count reaches zero.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Handle to the key container to which the hash object belongs.
|
|
* hHash [I] Handle to the hash object to be released.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDestroyHash(HCRYPTPROV hProv, HCRYPTHASH hHash)
|
|
{
|
|
TRACE("(hProv=%08lx, hHash=%08lx)\n", hProv, hHash);
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!release_handle(&handle_table, hHash, RSAENH_MAGIC_HASH))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDestroyKey (RSAENH.@)
|
|
*
|
|
* Releases the handle to a key object. The object is destroyed if it's reference
|
|
* count reaches zero.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Handle to the key container to which the key object belongs.
|
|
* hKey [I] Handle to the key object to be released.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDestroyKey(HCRYPTPROV hProv, HCRYPTKEY hKey)
|
|
{
|
|
TRACE("(hProv=%08lx, hKey=%08lx)\n", hProv, hKey);
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!release_handle(&handle_table, hKey, RSAENH_MAGIC_KEY))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDuplicateHash (RSAENH.@)
|
|
*
|
|
* Clones a hash object including it's current state.
|
|
*
|
|
* PARAMS
|
|
* hUID [I] Handle to the key container the hash belongs to.
|
|
* hHash [I] Handle to the hash object to be cloned.
|
|
* pdwReserved [I] Reserved. Must be NULL.
|
|
* dwFlags [I] No flags are currently defined. Must be 0.
|
|
* phHash [O] Handle to the cloned hash object.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDuplicateHash(HCRYPTPROV hUID, HCRYPTHASH hHash, DWORD *pdwReserved,
|
|
DWORD dwFlags, HCRYPTHASH *phHash)
|
|
{
|
|
CRYPTHASH *pSrcHash, *pDestHash;
|
|
|
|
TRACE("(hUID=%08lx, hHash=%08lx, pdwReserved=%p, dwFlags=%08lx, phHash=%p)\n", hUID, hHash,
|
|
pdwReserved, dwFlags, phHash);
|
|
|
|
if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH, (OBJECTHDR**)&pSrcHash))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!phHash || pdwReserved || dwFlags)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
*phHash = (HCRYPTHASH)new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
|
|
destroy_hash, (OBJECTHDR**)&pDestHash);
|
|
if (*phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE)
|
|
{
|
|
memcpy(pDestHash, pSrcHash, sizeof(CRYPTHASH));
|
|
duplicate_hash_impl(pSrcHash->aiAlgid, &pSrcHash->context, &pDestHash->context);
|
|
copy_hmac_info(&pDestHash->pHMACInfo, pSrcHash->pHMACInfo);
|
|
}
|
|
|
|
return *phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDuplicateKey (RSAENH.@)
|
|
*
|
|
* Clones a key object including it's current state.
|
|
*
|
|
* PARAMS
|
|
* hUID [I] Handle to the key container the hash belongs to.
|
|
* hKey [I] Handle to the key object to be cloned.
|
|
* pdwReserved [I] Reserved. Must be NULL.
|
|
* dwFlags [I] No flags are currently defined. Must be 0.
|
|
* phHash [O] Handle to the cloned key object.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDuplicateKey(HCRYPTPROV hUID, HCRYPTKEY hKey, DWORD *pdwReserved,
|
|
DWORD dwFlags, HCRYPTKEY *phKey)
|
|
{
|
|
CRYPTKEY *pSrcKey, *pDestKey;
|
|
|
|
TRACE("(hUID=%08lx, hKey=%08lx, pdwReserved=%p, dwFlags=%08lx, phKey=%p)\n", hUID, hKey,
|
|
pdwReserved, dwFlags, phKey);
|
|
|
|
if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pSrcKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!phKey || pdwReserved || dwFlags)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
*phKey = (HCRYPTKEY)new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY, destroy_key,
|
|
(OBJECTHDR**)&pDestKey);
|
|
if (*phKey != (HCRYPTKEY)INVALID_HANDLE_VALUE)
|
|
{
|
|
memcpy(pDestKey, pSrcKey, sizeof(CRYPTKEY));
|
|
duplicate_key_impl(pSrcKey->aiAlgid, &pSrcKey->context, &pDestKey->context);
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPEncrypt (RSAENH.@)
|
|
*
|
|
* Encrypt data.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container hKey and hHash belong to.
|
|
* hKey [I] The key used to encrypt the data.
|
|
* hHash [I] An optional hash object for parallel hashing. See notes.
|
|
* Final [I] Indicates if this is the last block of data to encrypt.
|
|
* dwFlags [I] Currently no flags defined. Must be zero.
|
|
* pbData [I/O] Pointer to the data to encrypt. Encrypted data will also be stored there.
|
|
* pdwDataLen [I/O] I: Length of data to encrypt, O: Length of encrypted data.
|
|
* dwBufLen [I] Size of the buffer at pbData.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTES
|
|
* If a hash object handle is provided in hHash, it will be updated with the plaintext.
|
|
* This is useful for message signatures.
|
|
*
|
|
* This function uses the standard WINAPI protocol for querying data of dynamic length.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPEncrypt(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final,
|
|
DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen, DWORD dwBufLen)
|
|
{
|
|
CRYPTKEY *pCryptKey;
|
|
BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
|
|
DWORD dwEncryptedLen, i, j, k;
|
|
|
|
TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08lx, pbData=%p, "
|
|
"pdwDataLen=%p, dwBufLen=%ld)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen,
|
|
dwBufLen);
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (GET_ALG_CLASS(pCryptKey->aiAlgid) != ALG_CLASS_DATA_ENCRYPT) {
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
|
|
if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE)
|
|
pCryptKey->dwState = RSAENH_KEYSTATE_ENCRYPTING;
|
|
|
|
if (pCryptKey->dwState != RSAENH_KEYSTATE_ENCRYPTING)
|
|
{
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
|
|
if (!RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
|
|
}
|
|
|
|
if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
|
|
if (!Final && (*pdwDataLen % pCryptKey->dwBlockLen)) {
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
dwEncryptedLen = (*pdwDataLen/pCryptKey->dwBlockLen+(Final?1:0))*pCryptKey->dwBlockLen;
|
|
for (i=*pdwDataLen; i<dwEncryptedLen; i++) pbData[i] = dwEncryptedLen - *pdwDataLen;
|
|
*pdwDataLen = dwEncryptedLen;
|
|
|
|
if (*pdwDataLen > dwBufLen)
|
|
{
|
|
SetLastError(ERROR_MORE_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
for (i=0, in=pbData; i<*pdwDataLen; i+=pCryptKey->dwBlockLen, in+=pCryptKey->dwBlockLen) {
|
|
switch (pCryptKey->dwMode) {
|
|
case CRYPT_MODE_ECB:
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
|
|
RSAENH_ENCRYPT);
|
|
break;
|
|
|
|
case CRYPT_MODE_CBC:
|
|
for (j=0; j<pCryptKey->dwBlockLen; j++) in[j] ^= pCryptKey->abChainVector[j];
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
|
|
RSAENH_ENCRYPT);
|
|
memcpy(pCryptKey->abChainVector, out, pCryptKey->dwBlockLen);
|
|
break;
|
|
|
|
case CRYPT_MODE_CFB:
|
|
for (j=0; j<pCryptKey->dwBlockLen; j++) {
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context,
|
|
pCryptKey->abChainVector, o, RSAENH_ENCRYPT);
|
|
out[j] = in[j] ^ o[0];
|
|
for (k=0; k<pCryptKey->dwBlockLen-1; k++)
|
|
pCryptKey->abChainVector[k] = pCryptKey->abChainVector[k+1];
|
|
pCryptKey->abChainVector[k] = out[j];
|
|
}
|
|
break;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
memcpy(in, out, pCryptKey->dwBlockLen);
|
|
}
|
|
} else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
|
|
encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
|
|
}
|
|
|
|
if (Final) setup_key(pCryptKey);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDecrypt (RSAENH.@)
|
|
*
|
|
* Decrypt data.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container hKey and hHash belong to.
|
|
* hKey [I] The key used to decrypt the data.
|
|
* hHash [I] An optional hash object for parallel hashing. See notes.
|
|
* Final [I] Indicates if this is the last block of data to decrypt.
|
|
* dwFlags [I] Currently no flags defined. Must be zero.
|
|
* pbData [I/O] Pointer to the data to decrypt. Plaintext will also be stored there.
|
|
* pdwDataLen [I/O] I: Length of ciphertext, O: Length of plaintext.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTES
|
|
* If a hash object handle is provided in hHash, it will be updated with the plaintext.
|
|
* This is useful for message signatures.
|
|
*
|
|
* This function uses the standard WINAPI protocol for querying data of dynamic length.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDecrypt(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final,
|
|
DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen)
|
|
{
|
|
CRYPTKEY *pCryptKey;
|
|
BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
|
|
DWORD i, j, k;
|
|
|
|
TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08lx, pbData=%p, "
|
|
"pdwDataLen=%p)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen);
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (GET_ALG_CLASS(pCryptKey->aiAlgid) != ALG_CLASS_DATA_ENCRYPT) {
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
|
|
if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE)
|
|
pCryptKey->dwState = RSAENH_KEYSTATE_DECRYPTING;
|
|
|
|
if (pCryptKey->dwState != RSAENH_KEYSTATE_DECRYPTING)
|
|
{
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
|
|
for (i=0, in=pbData; i<*pdwDataLen; i+=pCryptKey->dwBlockLen, in+=pCryptKey->dwBlockLen) {
|
|
switch (pCryptKey->dwMode) {
|
|
case CRYPT_MODE_ECB:
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
|
|
RSAENH_DECRYPT);
|
|
break;
|
|
|
|
case CRYPT_MODE_CBC:
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
|
|
RSAENH_DECRYPT);
|
|
for (j=0; j<pCryptKey->dwBlockLen; j++) out[j] ^= pCryptKey->abChainVector[j];
|
|
memcpy(pCryptKey->abChainVector, in, pCryptKey->dwBlockLen);
|
|
break;
|
|
|
|
case CRYPT_MODE_CFB:
|
|
for (j=0; j<pCryptKey->dwBlockLen; j++) {
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context,
|
|
pCryptKey->abChainVector, o, RSAENH_ENCRYPT);
|
|
out[j] = in[j] ^ o[0];
|
|
for (k=0; k<pCryptKey->dwBlockLen-1; k++)
|
|
pCryptKey->abChainVector[k] = pCryptKey->abChainVector[k+1];
|
|
pCryptKey->abChainVector[k] = in[j];
|
|
}
|
|
break;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
memcpy(in, out, pCryptKey->dwBlockLen);
|
|
}
|
|
if (Final) *pdwDataLen -= pbData[*pdwDataLen-1];
|
|
|
|
} else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
|
|
encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
|
|
} else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_RSA) {
|
|
encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, pbData, RSAENH_DECRYPT);
|
|
}
|
|
if (Final) setup_key(pCryptKey);
|
|
|
|
if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
|
|
if (!RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPExportKey (RSAENH.@)
|
|
*
|
|
* Export a key into a binary large object (BLOB).
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container from which a key is to be exported.
|
|
* hKey [I] Key to be exported.
|
|
* hPubKey [I] Key used to encrypt sensitive BLOB data.
|
|
* dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
|
|
* dwFlags [I] Currently none defined.
|
|
* pbData [O] Pointer to a buffer where the BLOB will be written to.
|
|
* pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPExportKey(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTKEY hPubKey,
|
|
DWORD dwBlobType, DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen)
|
|
{
|
|
CRYPTKEY *pCryptKey, *pPubKey;
|
|
BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
|
|
RSAPUBKEY *pRSAPubKey = (RSAPUBKEY*)(pBlobHeader+1);
|
|
ALG_ID *pAlgid = (ALG_ID*)(pBlobHeader+1);
|
|
DWORD dwDataLen, i;
|
|
BYTE *pbRawData;
|
|
|
|
TRACE("(hProv=%08lx, hKey=%08lx, hPubKey=%08lx, dwBlobType=%08lx, dwFlags=%08lx, pbData=%p,"
|
|
"pdwDataLen=%p)\n", hProv, hKey, hPubKey, dwBlobType, dwFlags, pbData, pdwDataLen);
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags & CRYPT_SSL2_FALLBACK) {
|
|
if (pCryptKey->aiAlgid != CALG_SSL2_MASTER) {
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
switch ((BYTE)dwBlobType)
|
|
{
|
|
case SIMPLEBLOB:
|
|
if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey)){
|
|
SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error_code? */
|
|
return FALSE;
|
|
}
|
|
|
|
if (!(GET_ALG_CLASS(pCryptKey->aiAlgid)&(ALG_CLASS_DATA_ENCRYPT|ALG_CLASS_MSG_ENCRYPT))) {
|
|
SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
|
|
return FALSE;
|
|
}
|
|
|
|
dwDataLen = sizeof(BLOBHEADER) + sizeof(ALG_ID) + pPubKey->dwBlockLen;
|
|
if (pbData) {
|
|
if (*pdwDataLen < dwDataLen) {
|
|
SetLastError(ERROR_MORE_DATA);
|
|
*pdwDataLen = dwDataLen;
|
|
return FALSE;
|
|
}
|
|
|
|
pBlobHeader->bType = SIMPLEBLOB;
|
|
pBlobHeader->bVersion = CUR_BLOB_VERSION;
|
|
pBlobHeader->reserved = 0;
|
|
pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
|
|
|
|
*pAlgid = pPubKey->aiAlgid;
|
|
|
|
pbRawData = (BYTE*)(pAlgid+1);
|
|
pbRawData[0] = 0x00;
|
|
pbRawData[1] = RSAENH_PKC_BLOCKTYPE;
|
|
for (i=2; i < pPubKey->dwBlockLen - pCryptKey->dwKeyLen - 1; i++)
|
|
do gen_rand_impl(&pbRawData[i], 1); while (!pbRawData[i]);
|
|
if (dwFlags & CRYPT_SSL2_FALLBACK)
|
|
for (i-=8; i < pPubKey->dwBlockLen - pCryptKey->dwKeyLen - 1; i++)
|
|
pbRawData[i] = 0x03;
|
|
pbRawData[i] = 0x00;
|
|
for (i=0; i<pCryptKey->dwKeyLen; i++)
|
|
pbRawData[pPubKey->dwBlockLen - pCryptKey->dwKeyLen + i] =
|
|
pCryptKey->abKeyValue[i];
|
|
|
|
encrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, pbRawData, pbRawData,
|
|
RSAENH_ENCRYPT);
|
|
}
|
|
*pdwDataLen = dwDataLen;
|
|
return TRUE;
|
|
|
|
case PUBLICKEYBLOB:
|
|
if (is_valid_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY)) {
|
|
SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
|
|
return FALSE;
|
|
}
|
|
|
|
if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + pCryptKey->dwKeyLen;
|
|
if (pbData) {
|
|
if (*pdwDataLen < dwDataLen) {
|
|
SetLastError(ERROR_MORE_DATA);
|
|
*pdwDataLen = dwDataLen;
|
|
return FALSE;
|
|
}
|
|
|
|
pBlobHeader->bType = PUBLICKEYBLOB;
|
|
pBlobHeader->bVersion = CUR_BLOB_VERSION;
|
|
pBlobHeader->reserved = 0;
|
|
pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
|
|
|
|
pRSAPubKey->magic = RSAENH_MAGIC_RSA1;
|
|
pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
|
|
|
|
export_public_key_impl((BYTE*)(pRSAPubKey+1), &pCryptKey->context,
|
|
pCryptKey->dwKeyLen, &pRSAPubKey->pubexp);
|
|
}
|
|
*pdwDataLen = dwDataLen;
|
|
return TRUE;
|
|
|
|
case PRIVATEKEYBLOB:
|
|
if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
|
|
2 * pCryptKey->dwKeyLen + 5 * ((pCryptKey->dwKeyLen + 1) >> 1);
|
|
if (pbData) {
|
|
if (*pdwDataLen < dwDataLen) {
|
|
SetLastError(ERROR_MORE_DATA);
|
|
*pdwDataLen = dwDataLen;
|
|
return FALSE;
|
|
}
|
|
|
|
pBlobHeader->bType = PRIVATEKEYBLOB;
|
|
pBlobHeader->bVersion = CUR_BLOB_VERSION;
|
|
pBlobHeader->reserved = 0;
|
|
pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
|
|
|
|
pRSAPubKey->magic = RSAENH_MAGIC_RSA2;
|
|
pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
|
|
|
|
export_private_key_impl((BYTE*)(pRSAPubKey+1), &pCryptKey->context,
|
|
pCryptKey->dwKeyLen, &pRSAPubKey->pubexp);
|
|
}
|
|
*pdwDataLen = dwDataLen;
|
|
return TRUE;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPImportKey (RSAENH.@)
|
|
*
|
|
* Import a BLOB'ed key into a key container.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container into which the key is to be imported.
|
|
* pbData [I] Pointer to a buffer which holds the BLOB.
|
|
* dwDataLen [I] Length of data in buffer at pbData.
|
|
* hPubKey [I] Key used to decrypt sensitive BLOB data.
|
|
* dwFlags [I] Currently none defined.
|
|
* phKey [O] Handle to the imported key.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPImportKey(HCRYPTPROV hProv, CONST BYTE *pbData, DWORD dwDataLen,
|
|
HCRYPTKEY hPubKey, DWORD dwFlags, HCRYPTKEY *phKey)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
CRYPTKEY *pCryptKey, *pPubKey;
|
|
CONST BLOBHEADER *pBlobHeader = (CONST BLOBHEADER*)pbData;
|
|
CONST RSAPUBKEY *pRSAPubKey = (CONST RSAPUBKEY*)(pBlobHeader+1);
|
|
CONST ALG_ID *pAlgid = (CONST ALG_ID*)(pBlobHeader+1);
|
|
CONST BYTE *pbKeyStream = (CONST BYTE*)(pAlgid + 1);
|
|
BYTE *pbDecrypted;
|
|
DWORD dwKeyLen, i;
|
|
|
|
TRACE("(hProv=%08lx, pbData=%p, dwDataLen=%ld, hPubKey=%08lx, dwFlags=%08lx, phKey=%p)\n",
|
|
hProv, pbData, dwDataLen, hPubKey, dwFlags, phKey);
|
|
|
|
if (!lookup_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER, (OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwDataLen < sizeof(BLOBHEADER) ||
|
|
pBlobHeader->bVersion != CUR_BLOB_VERSION ||
|
|
pBlobHeader->reserved != 0)
|
|
{
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (pBlobHeader->bType)
|
|
{
|
|
case PRIVATEKEYBLOB:
|
|
if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)) ||
|
|
(pRSAPubKey->magic != RSAENH_MAGIC_RSA2) ||
|
|
(dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
|
|
(2 * pRSAPubKey->bitlen >> 3) + (5 * ((pRSAPubKey->bitlen+8)>>4))))
|
|
{
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
*phKey = new_key(hProv, pBlobHeader->aiKeyAlg, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
|
|
if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
|
|
setup_key(pCryptKey);
|
|
return import_private_key_impl((CONST BYTE*)(pRSAPubKey+1), &pCryptKey->context,
|
|
pRSAPubKey->bitlen/8, pRSAPubKey->pubexp);
|
|
|
|
case PUBLICKEYBLOB:
|
|
if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)) ||
|
|
(pRSAPubKey->magic != RSAENH_MAGIC_RSA1) ||
|
|
(dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + (pRSAPubKey->bitlen >> 3)))
|
|
{
|
|
SetLastError(NTE_BAD_DATA);
|
|
return FALSE;
|
|
}
|
|
|
|
*phKey = new_key(hProv, pBlobHeader->aiKeyAlg, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
|
|
if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
|
|
setup_key(pCryptKey);
|
|
return import_public_key_impl((CONST BYTE*)(pRSAPubKey+1), &pCryptKey->context,
|
|
pRSAPubKey->bitlen >> 3, pRSAPubKey->pubexp);
|
|
|
|
case SIMPLEBLOB:
|
|
if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey) ||
|
|
pPubKey->aiAlgid != CALG_RSA_KEYX)
|
|
{
|
|
SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error code? */
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwDataLen < sizeof(BLOBHEADER)+sizeof(ALG_ID)+pPubKey->dwBlockLen)
|
|
{
|
|
SetLastError(NTE_BAD_DATA); /* FIXME: error code */
|
|
return FALSE;
|
|
}
|
|
|
|
pbDecrypted = (BYTE*)HeapAlloc(GetProcessHeap(), 0, pPubKey->dwBlockLen);
|
|
if (!pbDecrypted) return FALSE;
|
|
encrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, pbKeyStream, pbDecrypted,
|
|
RSAENH_DECRYPT);
|
|
|
|
for (i=2; i<pPubKey->dwBlockLen && pbDecrypted[i]; i++);
|
|
if ((i==pPubKey->dwBlockLen) ||
|
|
(pbDecrypted[0] != 0x00) ||
|
|
(pbDecrypted[1] != RSAENH_PKC_BLOCKTYPE))
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, pbDecrypted);
|
|
SetLastError(NTE_BAD_DATA); /* FIXME: error code */
|
|
return FALSE;
|
|
}
|
|
|
|
dwKeyLen = pPubKey->dwBlockLen-i-1;
|
|
*phKey = new_key(hProv, pBlobHeader->aiKeyAlg, dwKeyLen<<19, &pCryptKey);
|
|
if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, pbDecrypted);
|
|
return FALSE;
|
|
}
|
|
memcpy(pCryptKey->abKeyValue, pbDecrypted+i+1, dwKeyLen);
|
|
HeapFree(GetProcessHeap(), 0, pbDecrypted);
|
|
setup_key(pCryptKey);
|
|
return TRUE;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGenKey (RSAENH.@)
|
|
*
|
|
* Generate a key in the key container
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container for which a key is to be generated.
|
|
* Algid [I] Crypto algorithm identifier for the key to be generated.
|
|
* dwFlags [I] Upper 16 bits: Binary length of key. Lower 16 bits: Flags. See Notes
|
|
* phKey [O] Handle to the generated key.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* FIXME
|
|
* Flags currently not considered.
|
|
*
|
|
* NOTES
|
|
* Private key-exchange- and signature-keys can be generated with Algid AT_KEYEXCHANGE
|
|
* and AT_SIGNATURE values.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGenKey(HCRYPTPROV hProv, ALG_ID Algid, DWORD dwFlags, HCRYPTKEY *phKey)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
CRYPTKEY *pCryptKey;
|
|
|
|
TRACE("(hProv=%08lx, aiAlgid=%d, dwFlags=%08lx, phKey=%p)\n", hProv, Algid, dwFlags, phKey);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
/* MSDN: hProv not containing valid context handle */
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (Algid)
|
|
{
|
|
case AT_SIGNATURE:
|
|
case CALG_RSA_SIGN:
|
|
*phKey = new_key(hProv, CALG_RSA_SIGN, dwFlags, &pCryptKey);
|
|
if (pCryptKey) {
|
|
new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
|
|
setup_key(pCryptKey);
|
|
if (Algid == AT_SIGNATURE) {
|
|
RSAENH_CPDestroyKey(hProv, pKeyContainer->hSignatureKeyPair);
|
|
copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
|
|
(unsigned int*)&pKeyContainer->hSignatureKeyPair);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case AT_KEYEXCHANGE:
|
|
case CALG_RSA_KEYX:
|
|
*phKey = new_key(hProv, CALG_RSA_KEYX, dwFlags, &pCryptKey);
|
|
if (pCryptKey) {
|
|
new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
|
|
setup_key(pCryptKey);
|
|
if (Algid == AT_KEYEXCHANGE) {
|
|
RSAENH_CPDestroyKey(hProv, pKeyContainer->hKeyExchangeKeyPair);
|
|
copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
|
|
(unsigned int*)&pKeyContainer->hKeyExchangeKeyPair);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case CALG_RC2:
|
|
case CALG_RC4:
|
|
case CALG_DES:
|
|
case CALG_3DES_112:
|
|
case CALG_3DES:
|
|
case CALG_PCT1_MASTER:
|
|
case CALG_SSL2_MASTER:
|
|
case CALG_SSL3_MASTER:
|
|
case CALG_TLS1_MASTER:
|
|
*phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
|
|
if (pCryptKey) {
|
|
gen_rand_impl(pCryptKey->abKeyValue, RSAENH_MAX_KEY_SIZE);
|
|
switch (Algid) {
|
|
case CALG_SSL3_MASTER:
|
|
pCryptKey->abKeyValue[0] = RSAENH_SSL3_VERSION_MAJOR;
|
|
pCryptKey->abKeyValue[1] = RSAENH_SSL3_VERSION_MINOR;
|
|
break;
|
|
|
|
case CALG_TLS1_MASTER:
|
|
pCryptKey->abKeyValue[0] = RSAENH_TLS1_VERSION_MAJOR;
|
|
pCryptKey->abKeyValue[1] = RSAENH_TLS1_VERSION_MINOR;
|
|
break;
|
|
}
|
|
setup_key(pCryptKey);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
/* MSDN: Algorithm not supported specified by Algid */
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
|
|
return *phKey != (unsigned int)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGenRandom (RSAENH.@)
|
|
*
|
|
* Generate a random byte stream.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container that is used to generate random bytes.
|
|
* dwLen [I] Specifies the number of requested random data bytes.
|
|
* pbBuffer [O] Random bytes will be stored here.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGenRandom(HCRYPTPROV hProv, DWORD dwLen, BYTE *pbBuffer)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
|
|
TRACE("(hProv=%08lx, dwLen=%ld, pbBuffer=%p)\n", hProv, dwLen, pbBuffer);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
/* MSDN: hProv not containing valid context handle */
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
return gen_rand_impl(pbBuffer, dwLen);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGetHashParam (RSAENH.@)
|
|
*
|
|
* Query parameters of an hash object.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The kea container, which the hash belongs to.
|
|
* hHash [I] The hash object that is to be queried.
|
|
* dwParam [I] Specifies the parameter that is to be queried.
|
|
* pbData [I] Pointer to the buffer where the parameter value will be stored.
|
|
* pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
|
|
* dwFlags [I] None currently defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* Valid dwParams are: HP_ALGID, HP_HASHSIZE, HP_HASHVALUE. The hash will be
|
|
* finalized if HP_HASHVALUE is queried.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGetHashParam(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam, BYTE *pbData,
|
|
DWORD *pdwDataLen, DWORD dwFlags)
|
|
{
|
|
CRYPTHASH *pCryptHash;
|
|
KEYCONTAINER *pKeyContainer;
|
|
BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
|
|
hProv, hHash, dwParam, pbData, pdwDataLen, dwFlags);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
|
|
(OBJECTHDR**)&pCryptHash))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!pdwDataLen)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwParam)
|
|
{
|
|
case HP_ALGID:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptHash->aiAlgid,
|
|
sizeof(ALG_ID));
|
|
|
|
case HP_HASHSIZE:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptHash->dwHashSize,
|
|
sizeof(DWORD));
|
|
|
|
case HP_HASHVAL:
|
|
if (pCryptHash->dwState == RSAENH_HASHSTATE_IDLE) {
|
|
SetLastError(NTE_BAD_HASH_STATE);
|
|
return FALSE;
|
|
}
|
|
|
|
if (pbData && (pCryptHash->dwState != RSAENH_HASHSTATE_FINISHED))
|
|
{
|
|
finalize_hash(pCryptHash);
|
|
if (pCryptHash->aiAlgid == CALG_HMAC) {
|
|
memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
|
|
init_hash(pKeyContainer, pCryptHash);
|
|
update_hash(pCryptHash, pCryptHash->pHMACInfo->pbOuterString,
|
|
pCryptHash->pHMACInfo->cbOuterString);
|
|
update_hash(pCryptHash, abHashValue, pCryptHash->dwHashSize);
|
|
finalize_hash(pCryptHash);
|
|
}
|
|
|
|
pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
|
|
}
|
|
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)pCryptHash->abHashValue,
|
|
pCryptHash->dwHashSize);
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPSetKeyParam (RSAENH.@)
|
|
*
|
|
* Set a parameter of a key object
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container to which the key belongs.
|
|
* hKey [I] The key for which a parameter is to be set.
|
|
* dwParam [I] Parameter type. See Notes.
|
|
* pbData [I] Pointer to the parameter value.
|
|
* dwFlags [I] Currently none defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTES:
|
|
* Defined dwParam types are:
|
|
* - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
|
|
* - KP_MODE_BITS: Shift width for cipher feedback mode. (Currently ignored by MS CSP's)
|
|
* - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
|
|
* CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
|
|
* - KP_IV: Initialization vector
|
|
*/
|
|
BOOL WINAPI RSAENH_CPSetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE *pbData,
|
|
DWORD dwFlags)
|
|
{
|
|
CRYPTKEY *pCryptKey;
|
|
|
|
TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n", hProv, hKey,
|
|
dwParam, pbData, dwFlags);
|
|
|
|
if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwParam) {
|
|
case KP_MODE:
|
|
pCryptKey->dwMode = *(DWORD*)pbData;
|
|
return TRUE;
|
|
|
|
case KP_MODE_BITS:
|
|
pCryptKey->dwModeBits = *(DWORD*)pbData;
|
|
return TRUE;
|
|
|
|
case KP_PERMISSIONS:
|
|
pCryptKey->dwPermissions = *(DWORD*)pbData;
|
|
return TRUE;
|
|
|
|
case KP_IV:
|
|
memcpy(pCryptKey->abInitVector, pbData, pCryptKey->dwBlockLen);
|
|
return TRUE;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGetKeyParam (RSAENH.@)
|
|
*
|
|
* Query a key parameter.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container, which the key belongs to.
|
|
* hHash [I] The key object that is to be queried.
|
|
* dwParam [I] Specifies the parameter that is to be queried.
|
|
* pbData [I] Pointer to the buffer where the parameter value will be stored.
|
|
* pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
|
|
* dwFlags [I] None currently defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* Defined dwParam types are:
|
|
* - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
|
|
* - KP_MODE_BITS: Shift width for cipher feedback mode.
|
|
* (Currently ignored by MS CSP's - always eight)
|
|
* - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
|
|
* CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
|
|
* - KP_IV: Initialization vector.
|
|
* - KP_KEYLEN: Bitwidth of the key.
|
|
* - KP_BLOCKLEN: Size of a block cipher block.
|
|
* - KP_SALT: Salt value.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE *pbData,
|
|
DWORD *pdwDataLen, DWORD dwFlags)
|
|
{
|
|
CRYPTKEY *pCryptKey;
|
|
DWORD dwBitLen;
|
|
|
|
TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p dwFlags=%08lx)\n",
|
|
hProv, hKey, dwParam, pbData, pdwDataLen, dwFlags);
|
|
|
|
if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwParam)
|
|
{
|
|
case KP_IV:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)pCryptKey->abInitVector,
|
|
pCryptKey->dwBlockLen);
|
|
|
|
case KP_SALT:
|
|
return copy_param(pbData, pdwDataLen,
|
|
(CONST BYTE*)&pCryptKey->abKeyValue[pCryptKey->dwKeyLen], pCryptKey->dwSaltLen);
|
|
|
|
case KP_KEYLEN:
|
|
dwBitLen = pCryptKey->dwKeyLen << 3;
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwBitLen, sizeof(DWORD));
|
|
|
|
case KP_BLOCKLEN:
|
|
dwBitLen = pCryptKey->dwBlockLen << 3;
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwBitLen, sizeof(DWORD));
|
|
|
|
case KP_MODE:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwMode, sizeof(DWORD));
|
|
|
|
case KP_MODE_BITS:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwModeBits,
|
|
sizeof(DWORD));
|
|
|
|
case KP_PERMISSIONS:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwPermissions,
|
|
sizeof(DWORD));
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGetProvParam (RSAENH.@)
|
|
*
|
|
* Query a CSP parameter.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container that is to be queried.
|
|
* dwParam [I] Specifies the parameter that is to be queried.
|
|
* pbData [I] Pointer to the buffer where the parameter value will be stored.
|
|
* pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
|
|
* dwFlags [I] CRYPT_FIRST: Start enumeration (for PP_ENUMALGS{_EX}).
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
* NOTES:
|
|
* Defined dwParam types:
|
|
* - PP_CONTAINER: Name of the key container.
|
|
* - PP_NAME: Name of the cryptographic service provider.
|
|
* - PP_SIG_KEYSIZE_INC: RSA signature keywidth granularity in bits.
|
|
* - PP_KEYX_KEYSIZE_INC: RSA key-exchange keywidth granularity in bits.
|
|
* - PP_ENUMALGS{_EX}: Query provider capabilities.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGetProvParam(HCRYPTPROV hProv, DWORD dwParam, BYTE *pbData,
|
|
DWORD *pdwDataLen, DWORD dwFlags)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
PROV_ENUMALGS provEnumalgs;
|
|
DWORD dwTemp;
|
|
|
|
/* This is for dwParam 41, which does not seem to be documented
|
|
* on MSDN. IE6 SP1 asks for it in the 'About' dialog, however.
|
|
* Returning this BLOB seems to satisfy IE. The marked 0x00 seem
|
|
* to be 'don't care's. If you know anything more specific about
|
|
* provider parameter 41, please report to wine-devel@winehq.org */
|
|
static CONST BYTE abWTF[96] = {
|
|
0xb0, 0x25, 0x63, 0x86, 0x9c, 0xab, 0xb6, 0x37,
|
|
0xe8, 0x82, /**/0x00,/**/ 0x72, 0x06, 0xb2, /**/0x00,/**/ 0x3b,
|
|
0x60, 0x35, /**/0x00,/**/ 0x3b, 0x88, 0xce, /**/0x00,/**/ 0x82,
|
|
0xbc, 0x7a, /**/0x00,/**/ 0xb7, 0x4f, 0x7e, /**/0x00,/**/ 0xde,
|
|
0x92, 0xf1, /**/0x00,/**/ 0x83, 0xea, 0x5e, /**/0x00,/**/ 0xc8,
|
|
0x12, 0x1e, 0xd4, 0x06, 0xf7, 0x66, /**/0x00,/**/ 0x01,
|
|
0x29, 0xa4, /**/0x00,/**/ 0xf8, 0x24, 0x0c, /**/0x00,/**/ 0x33,
|
|
0x06, 0x80, /**/0x00,/**/ 0x02, 0x46, 0x0b, /**/0x00,/**/ 0x6d,
|
|
0x5b, 0xca, /**/0x00,/**/ 0x9a, 0x10, 0xf0, /**/0x00,/**/ 0x05,
|
|
0x19, 0xd0, /**/0x00,/**/ 0x2c, 0xf6, 0x27, /**/0x00,/**/ 0xaa,
|
|
0x7c, 0x6f, /**/0x00,/**/ 0xb9, 0xd8, 0x72, /**/0x00,/**/ 0x03,
|
|
0xf3, 0x81, /**/0x00,/**/ 0xfa, 0xe8, 0x26, /**/0x00,/**/ 0xca
|
|
};
|
|
|
|
TRACE("(hProv=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
|
|
hProv, dwParam, pbData, pdwDataLen, dwFlags);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
/* MSDN: hProv not containing valid context handle */
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwParam)
|
|
{
|
|
case PP_CONTAINER:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)pKeyContainer->szName,
|
|
strlen(pKeyContainer->szName)+1);
|
|
|
|
case PP_NAME:
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)pKeyContainer->szProvName,
|
|
strlen(pKeyContainer->szProvName)+1);
|
|
|
|
case PP_SIG_KEYSIZE_INC:
|
|
case PP_KEYX_KEYSIZE_INC:
|
|
dwTemp = 8;
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwTemp, sizeof(dwTemp));
|
|
|
|
case PP_ENUMALGS:
|
|
case PP_ENUMALGS_EX:
|
|
if (((pKeyContainer->dwEnumAlgsCtr >= RSAENH_MAX_ENUMALGS-1) ||
|
|
(!aProvEnumAlgsEx[pKeyContainer->dwPersonality]
|
|
[pKeyContainer->dwEnumAlgsCtr+1].aiAlgid)) &&
|
|
((dwFlags & CRYPT_FIRST) != CRYPT_FIRST))
|
|
{
|
|
SetLastError(ERROR_NO_MORE_ITEMS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwParam == PP_ENUMALGS) {
|
|
if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS)))
|
|
pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ?
|
|
0 : pKeyContainer->dwEnumAlgsCtr+1;
|
|
|
|
provEnumalgs.aiAlgid = aProvEnumAlgsEx
|
|
[pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].aiAlgid;
|
|
provEnumalgs.dwBitLen = aProvEnumAlgsEx
|
|
[pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwDefaultLen;
|
|
provEnumalgs.dwNameLen = aProvEnumAlgsEx
|
|
[pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwNameLen;
|
|
memcpy(provEnumalgs.szName, aProvEnumAlgsEx
|
|
[pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].szName,
|
|
20*sizeof(CHAR));
|
|
|
|
return copy_param(pbData, pdwDataLen, (CONST BYTE*)&provEnumalgs,
|
|
sizeof(PROV_ENUMALGS));
|
|
} else {
|
|
if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS_EX)))
|
|
pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ?
|
|
0 : pKeyContainer->dwEnumAlgsCtr+1;
|
|
|
|
return copy_param(pbData, pdwDataLen,
|
|
(CONST BYTE*)&aProvEnumAlgsEx
|
|
[pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr],
|
|
sizeof(PROV_ENUMALGS_EX));
|
|
}
|
|
|
|
case 41: /* Undocumented. Asked for by IE About dialog */
|
|
return copy_param(pbData, pdwDataLen, abWTF, sizeof(abWTF));
|
|
|
|
default:
|
|
/* MSDN: Unknown parameter number in dwParam */
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPDeriveKey (RSAENH.@)
|
|
*
|
|
* Derives a key from a hash value.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container for which a key is to be generated.
|
|
* Algid [I] Crypto algorithm identifier for the key to be generated.
|
|
* hBaseData [I] Hash from whose value the key will be derived.
|
|
* dwFlags [I] See Notes.
|
|
* phKey [O] The generated key.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*
|
|
* NOTES
|
|
* Defined flags:
|
|
* - CRYPT_EXPORTABLE: Key can be exported.
|
|
* - CRYPT_NO_SALT: No salt is used for 40 bit keys.
|
|
* - CRYPT_CREATE_SALT: Use remaining bits as salt value.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPDeriveKey(HCRYPTPROV hProv, ALG_ID Algid, HCRYPTHASH hBaseData,
|
|
DWORD dwFlags, HCRYPTKEY *phKey)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
CRYPTKEY *pCryptKey;
|
|
CRYPTHASH *pCryptHash;
|
|
BYTE abHashValue[RSAENH_MAX_HASH_SIZE*2];
|
|
DWORD dwLen;
|
|
|
|
TRACE("(hProv=%08lx, Algid=%d, hBaseData=%08lx, dwFlags=%08lx phKey=%p)\n", hProv, Algid,
|
|
hBaseData, dwFlags, phKey);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hBaseData, RSAENH_MAGIC_HASH,
|
|
(OBJECTHDR**)&pCryptHash))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!phKey)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|
|
|
|
if (GET_ALG_CLASS(Algid) != ALG_CLASS_DATA_ENCRYPT)
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
*phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
|
|
if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
|
|
|
|
/*
|
|
* We derive the key material from the hash.
|
|
* If the hash value is not large enough for the claimed key, we have to construct
|
|
* a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
|
|
*/
|
|
dwLen = RSAENH_MAX_HASH_SIZE;
|
|
RSAENH_CPGetHashParam(pCryptHash->hProv, hBaseData, HP_HASHVAL, abHashValue, &dwLen, 0);
|
|
|
|
if (dwLen < pCryptKey->dwKeyLen) {
|
|
BYTE pad1[RSAENH_HMAC_DEF_PAD_LEN], pad2[RSAENH_HMAC_DEF_PAD_LEN], old_hashval[RSAENH_MAX_HASH_SIZE];
|
|
DWORD i;
|
|
|
|
memcpy(old_hashval, pCryptHash->abHashValue, RSAENH_MAX_HASH_SIZE);
|
|
|
|
for (i=0; i<RSAENH_HMAC_DEF_PAD_LEN; i++) {
|
|
pad1[i] = RSAENH_HMAC_DEF_IPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
|
|
pad2[i] = RSAENH_HMAC_DEF_OPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
|
|
}
|
|
|
|
init_hash(pKeyContainer, pCryptHash);
|
|
update_hash(pCryptHash, pad1, RSAENH_HMAC_DEF_PAD_LEN);
|
|
finalize_hash(pCryptHash);
|
|
memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
|
|
|
|
init_hash(pKeyContainer, pCryptHash);
|
|
update_hash(pCryptHash, pad2, RSAENH_HMAC_DEF_PAD_LEN);
|
|
finalize_hash(pCryptHash);
|
|
memcpy(abHashValue+pCryptHash->dwHashSize, pCryptHash->abHashValue,
|
|
pCryptHash->dwHashSize);
|
|
|
|
memcpy(pCryptHash->abHashValue, old_hashval, RSAENH_MAX_HASH_SIZE);
|
|
}
|
|
|
|
memcpy(pCryptKey->abKeyValue, abHashValue,
|
|
RSAENH_MIN(pCryptKey->dwKeyLen, sizeof(pCryptKey->abKeyValue)));
|
|
|
|
setup_key(pCryptKey);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPGetUserKey (RSAENH.@)
|
|
*
|
|
* Returns a handle to the user's private key-exchange- or signature-key.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container from which a user key is requested.
|
|
* dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
|
|
* phUserKey [O] Handle to the requested key or INVALID_HANDLE_VALUE in case of failure.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTE
|
|
* A newly created key container does not contain private user key. Create them with CPGenKey.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPGetUserKey(HCRYPTPROV hProv, DWORD dwKeySpec, HCRYPTKEY *phUserKey)
|
|
{
|
|
KEYCONTAINER *pKeyContainer;
|
|
|
|
TRACE("(hProv=%08lx, dwKeySpec=%08lx, phUserKey=%p)\n", hProv, dwKeySpec, phUserKey);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
/* MSDN: hProv not containing valid context handle */
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwKeySpec)
|
|
{
|
|
case AT_KEYEXCHANGE:
|
|
copy_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair, RSAENH_MAGIC_KEY,
|
|
(unsigned int*)phUserKey);
|
|
break;
|
|
|
|
case AT_SIGNATURE:
|
|
copy_handle(&handle_table, pKeyContainer->hSignatureKeyPair, RSAENH_MAGIC_KEY,
|
|
(unsigned int*)phUserKey);
|
|
break;
|
|
|
|
default:
|
|
*phUserKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
|
|
}
|
|
|
|
if (*phUserKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
|
|
{
|
|
/* MSDN: dwKeySpec parameter specifies non existent key */
|
|
SetLastError(NTE_NO_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPHashData (RSAENH.@)
|
|
*
|
|
* Updates a hash object with the given data.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container to which the hash object belongs.
|
|
* hHash [I] Hash object which is to be updated.
|
|
* pbData [I] Pointer to data with which the hash object is to be updated.
|
|
* dwDataLen [I] Length of the data.
|
|
* dwFlags [I] Currently none defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTES
|
|
* The actual hash value is queried with CPGetHashParam, which will finalize
|
|
* the hash. Updating a finalized hash will fail with a last error NTE_BAD_HASH_STATE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPHashData(HCRYPTPROV hProv, HCRYPTHASH hHash, CONST BYTE *pbData,
|
|
DWORD dwDataLen, DWORD dwFlags)
|
|
{
|
|
CRYPTHASH *pCryptHash;
|
|
KEYCONTAINER *pKeyContainer;
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, pbData=%p, dwDataLen=%ld, dwFlags=%08lx)\n",
|
|
hProv, hHash, pbData, dwDataLen, dwFlags);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags)
|
|
{
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
|
|
(OBJECTHDR**)&pCryptHash))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!get_algid_info(pKeyContainer, pCryptHash->aiAlgid) ||
|
|
pCryptHash->aiAlgid == CALG_SSL3_SHAMD5)
|
|
{
|
|
SetLastError(NTE_BAD_ALGID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (pCryptHash->dwState == RSAENH_HASHSTATE_IDLE)
|
|
pCryptHash->dwState = RSAENH_HASHSTATE_HASHING;
|
|
|
|
if (pCryptHash->dwState != RSAENH_HASHSTATE_HASHING)
|
|
{
|
|
SetLastError(NTE_BAD_HASH_STATE);
|
|
return FALSE;
|
|
}
|
|
|
|
update_hash(pCryptHash, pbData, dwDataLen);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPHashSessionKey (RSAENH.@)
|
|
*
|
|
* Updates a hash object with the binary representation of a symmetric key.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container to which the hash object belongs.
|
|
* hHash [I] Hash object which is to be updated.
|
|
* hKey [I] The symmetric key, whose binary value will be added to the hash.
|
|
* dwFlags [I] CRYPT_LITTLE_ENDIAN, if the binary key value shall be interpreted as little endian.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPHashSessionKey(HCRYPTPROV hProv, HCRYPTHASH hHash, HCRYPTKEY hKey,
|
|
DWORD dwFlags)
|
|
{
|
|
BYTE abKeyValue[RSAENH_MAX_KEY_SIZE], bTemp;
|
|
CRYPTKEY *pKey;
|
|
DWORD i;
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, hKey=%08lx, dwFlags=%08lx)\n", hProv, hHash, hKey, dwFlags);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pKey) ||
|
|
(GET_ALG_CLASS(pKey->aiAlgid) != ALG_CLASS_DATA_ENCRYPT))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags & ~CRYPT_LITTLE_ENDIAN) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
memcpy(abKeyValue, pKey->abKeyValue, pKey->dwKeyLen);
|
|
if (!(dwFlags & CRYPT_LITTLE_ENDIAN)) {
|
|
for (i=0; i<pKey->dwKeyLen/2; i++) {
|
|
bTemp = abKeyValue[i];
|
|
abKeyValue[i] = abKeyValue[pKey->dwKeyLen-i-1];
|
|
abKeyValue[pKey->dwKeyLen-i-1] = bTemp;
|
|
}
|
|
}
|
|
|
|
return RSAENH_CPHashData(hProv, hHash, abKeyValue, pKey->dwKeyLen, 0);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPReleaseContext (RSAENH.@)
|
|
*
|
|
* Release a key container.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] Key container to be released.
|
|
* dwFlags [I] Currently none defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOL WINAPI RSAENH_CPReleaseContext(HCRYPTPROV hProv, DWORD dwFlags)
|
|
{
|
|
TRACE("(hProv=%08lx, dwFlags=%08lx)\n", hProv, dwFlags);
|
|
|
|
if (!release_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
/* MSDN: hProv not containing valid context handle */
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPSetHashParam (RSAENH.@)
|
|
*
|
|
* Set a parameter of a hash object
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container to which the key belongs.
|
|
* hHash [I] The hash object for which a parameter is to be set.
|
|
* dwParam [I] Parameter type. See Notes.
|
|
* pbData [I] Pointer to the parameter value.
|
|
* dwFlags [I] Currently none defined.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE.
|
|
* Failure: FALSE.
|
|
*
|
|
* NOTES
|
|
* Currently only the HP_HMAC_INFO dwParam type is defined.
|
|
* The HMAC_INFO struct will be deep copied into the hash object.
|
|
* See Internet RFC 2104 for details on the HMAC algorithm.
|
|
*/
|
|
BOOL WINAPI RSAENH_CPSetHashParam(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam,
|
|
BYTE *pbData, DWORD dwFlags)
|
|
{
|
|
CRYPTHASH *pCryptHash;
|
|
CRYPTKEY *pCryptKey;
|
|
KEYCONTAINER *pKeyContainer;
|
|
int i;
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n",
|
|
hProv, hHash, dwParam, pbData, dwFlags);
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
|
|
(OBJECTHDR**)&pKeyContainer))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (dwFlags) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
|
|
(OBJECTHDR**)&pCryptHash))
|
|
{
|
|
SetLastError(NTE_BAD_HASH);
|
|
return FALSE;
|
|
}
|
|
|
|
switch (dwParam) {
|
|
case HP_HMAC_INFO:
|
|
free_hmac_info(pCryptHash->pHMACInfo);
|
|
if (!copy_hmac_info(&pCryptHash->pHMACInfo, (PHMAC_INFO)pbData)) return FALSE;
|
|
init_hash(pKeyContainer, pCryptHash);
|
|
|
|
if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY,
|
|
(OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_FAIL); /* FIXME: correct error code? */
|
|
return FALSE;
|
|
}
|
|
|
|
for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbInnerString); i++) {
|
|
pCryptHash->pHMACInfo->pbInnerString[i] ^= pCryptKey->abKeyValue[i];
|
|
}
|
|
for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbOuterString); i++) {
|
|
pCryptHash->pHMACInfo->pbOuterString[i] ^= pCryptKey->abKeyValue[i];
|
|
}
|
|
|
|
return RSAENH_CPHashData(hProv, hHash, pCryptHash->pHMACInfo->pbInnerString,
|
|
pCryptHash->pHMACInfo->cbInnerString, 0);
|
|
|
|
case HP_HASHVAL:
|
|
memcpy(pCryptHash->abHashValue, pbData, pCryptHash->dwHashSize);
|
|
pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
|
|
return TRUE;
|
|
|
|
default:
|
|
SetLastError(NTE_BAD_TYPE);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPSetProvParam (RSAENH.@)
|
|
*/
|
|
BOOL WINAPI RSAENH_CPSetProvParam(HCRYPTPROV hProv, DWORD dwParam, BYTE *pbData, DWORD dwFlags)
|
|
{
|
|
FIXME("(stub)\n");
|
|
return FALSE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPSignHash (RSAENH.@)
|
|
*
|
|
* Sign a hash object
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container, to which the hash object belongs.
|
|
* hHash [I] The hash object to be signed.
|
|
* dwKeySpec [I] AT_SIGNATURE or AT_KEYEXCHANGE: Key used to generate the signature.
|
|
* sDescription [I] Should be NULL for security reasons.
|
|
* dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
|
|
* pbSignature [O] Buffer, to which the signature will be stored. May be NULL to query SigLen.
|
|
* pdwSigLen [I/O] Size of the buffer (in), Length of the signature (out)
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOL WINAPI RSAENH_CPSignHash(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwKeySpec,
|
|
LPCWSTR sDescription, DWORD dwFlags, BYTE *pbSignature,
|
|
DWORD *pdwSigLen)
|
|
{
|
|
HCRYPTKEY hCryptKey;
|
|
CRYPTKEY *pCryptKey;
|
|
DWORD dwHashLen;
|
|
BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
|
|
ALG_ID aiAlgid;
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, dwKeySpec=%08lx, sDescription=%s, dwFlags=%08lx, "
|
|
"pbSignature=%p, pdwSigLen=%p)\n", hProv, hHash, dwKeySpec, debugstr_w(sDescription),
|
|
dwFlags, pbSignature, pdwSigLen);
|
|
|
|
if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!RSAENH_CPGetUserKey(hProv, dwKeySpec, &hCryptKey)) return FALSE;
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hCryptKey, RSAENH_MAGIC_KEY,
|
|
(OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_NO_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!pbSignature) {
|
|
*pdwSigLen = pCryptKey->dwKeyLen;
|
|
return TRUE;
|
|
}
|
|
if (pCryptKey->dwKeyLen > *pdwSigLen)
|
|
{
|
|
SetLastError(ERROR_MORE_DATA);
|
|
*pdwSigLen = pCryptKey->dwKeyLen;
|
|
return FALSE;
|
|
}
|
|
*pdwSigLen = pCryptKey->dwKeyLen;
|
|
|
|
if (sDescription) {
|
|
if (!RSAENH_CPHashData(hProv, hHash, (CONST BYTE*)sDescription,
|
|
(DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
|
|
{
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
dwHashLen = sizeof(DWORD);
|
|
if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) return FALSE;
|
|
|
|
dwHashLen = RSAENH_MAX_HASH_SIZE;
|
|
if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) return FALSE;
|
|
|
|
|
|
if (!build_hash_signature(pbSignature, *pdwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags)) {
|
|
return FALSE;
|
|
}
|
|
|
|
return encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbSignature, pbSignature, RSAENH_ENCRYPT);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* CPVerifySignature (RSAENH.@)
|
|
*
|
|
* Verify the signature of a hash object.
|
|
*
|
|
* PARAMS
|
|
* hProv [I] The key container, to which the hash belongs.
|
|
* hHash [I] The hash for which the signature is verified.
|
|
* pbSignature [I] The binary signature.
|
|
* dwSigLen [I] Length of the signature BLOB.
|
|
* hPubKey [I] Public key used to verify the signature.
|
|
* sDescription [I] Should be NULL for security reasons.
|
|
* dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE (Signature is valid)
|
|
* Failure: FALSE (GetLastError() == NTE_BAD_SIGNATURE, if signature is invalid)
|
|
*/
|
|
BOOL WINAPI RSAENH_CPVerifySignature(HCRYPTPROV hProv, HCRYPTHASH hHash, CONST BYTE *pbSignature,
|
|
DWORD dwSigLen, HCRYPTKEY hPubKey, LPCWSTR sDescription,
|
|
DWORD dwFlags)
|
|
{
|
|
BYTE *pbConstructed = NULL, *pbDecrypted = NULL;
|
|
CRYPTKEY *pCryptKey;
|
|
DWORD dwHashLen;
|
|
ALG_ID aiAlgid;
|
|
BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
|
|
BOOL res = FALSE;
|
|
|
|
TRACE("(hProv=%08lx, hHash=%08lx, pbSignature=%p, dwSigLen=%ld, hPubKey=%08lx, sDescription=%s, "
|
|
"dwFlags=%08lx)\n", hProv, hHash, pbSignature, dwSigLen, hPubKey, debugstr_w(sDescription),
|
|
dwFlags);
|
|
|
|
if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
|
|
SetLastError(NTE_BAD_FLAGS);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
|
|
{
|
|
SetLastError(NTE_BAD_UID);
|
|
return FALSE;
|
|
}
|
|
|
|
if (!lookup_handle(&handle_table, (unsigned int)hPubKey, RSAENH_MAGIC_KEY,
|
|
(OBJECTHDR**)&pCryptKey))
|
|
{
|
|
SetLastError(NTE_BAD_KEY);
|
|
return FALSE;
|
|
}
|
|
|
|
if (sDescription) {
|
|
if (!RSAENH_CPHashData(hProv, hHash, (CONST BYTE*)sDescription,
|
|
(DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
|
|
{
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
dwHashLen = sizeof(DWORD);
|
|
if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) return FALSE;
|
|
|
|
dwHashLen = RSAENH_MAX_HASH_SIZE;
|
|
if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) return FALSE;
|
|
|
|
pbConstructed = HeapAlloc(GetProcessHeap(), 0, dwSigLen);
|
|
if (!pbConstructed) {
|
|
SetLastError(NTE_NO_MEMORY);
|
|
goto cleanup;
|
|
}
|
|
|
|
pbDecrypted = HeapAlloc(GetProcessHeap(), 0, dwSigLen);
|
|
if (!pbDecrypted) {
|
|
SetLastError(NTE_NO_MEMORY);
|
|
goto cleanup;
|
|
}
|
|
|
|
if (!encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbSignature, pbDecrypted,
|
|
RSAENH_DECRYPT))
|
|
{
|
|
goto cleanup;
|
|
}
|
|
|
|
if (!build_hash_signature(pbConstructed, dwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags)) {
|
|
goto cleanup;
|
|
}
|
|
|
|
if (memcmp(pbDecrypted, pbConstructed, dwSigLen)) {
|
|
SetLastError(NTE_BAD_SIGNATURE);
|
|
goto cleanup;
|
|
}
|
|
|
|
res = TRUE;
|
|
cleanup:
|
|
HeapFree(GetProcessHeap(), 0, pbConstructed);
|
|
HeapFree(GetProcessHeap(), 0, pbDecrypted);
|
|
return res;
|
|
}
|
|
|
|
static const WCHAR szProviderKeys[4][97] = {
|
|
{ 'S','o','f','t','w','a','r','e','\\',
|
|
'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
|
|
'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
|
|
'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','B','a','s',
|
|
'e',' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
|
|
'o','v','i','d','e','r',' ','v','1','.','0',0 },
|
|
{ 'S','o','f','t','w','a','r','e','\\',
|
|
'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
|
|
'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
|
|
'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
|
|
'E','n','h','a','n','c','e','d',
|
|
' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
|
|
'o','v','i','d','e','r',' ','v','1','.','0',0 },
|
|
{ 'S','o','f','t','w','a','r','e','\\',
|
|
'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
|
|
'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
|
|
'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','S','t','r','o','n','g',
|
|
' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
|
|
'o','v','i','d','e','r',0 },
|
|
{ 'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
|
|
'C','r','y','p','t','o','g','r','a','p','h','y','\\','D','e','f','a','u','l','t','s','\\',
|
|
'P','r','o','v','i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
|
|
'R','S','A',' ','S','C','h','a','n','n','e','l',' ',
|
|
'C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r','o','v','i','d','e','r',0 }
|
|
};
|
|
static const WCHAR szDefaultKeys[2][65] = {
|
|
{ 'S','o','f','t','w','a','r','e','\\',
|
|
'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
|
|
'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
|
|
'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','0','1',0 },
|
|
{ 'S','o','f','t','w','a','r','e','\\',
|
|
'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
|
|
'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
|
|
'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','1','2',0 }
|
|
};
|
|
|
|
|
|
/******************************************************************************
|
|
* DllRegisterServer (RSAENH.@)
|
|
*
|
|
* Dll self registration.
|
|
*
|
|
* PARAMS
|
|
*
|
|
* RETURNS
|
|
* Success: S_OK.
|
|
* Failure: != S_OK
|
|
*
|
|
* NOTES
|
|
* Registers the following keys:
|
|
* - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
|
|
* Microsoft Base Cryptographic Provider v1.0
|
|
* - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
|
|
* Microsoft Enhanced Cryptographic Provider
|
|
* - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
|
|
* Microsoft Strong Cryptographpic Provider
|
|
* - HKLM\Software\Microsoft\Cryptography\Defaults\Provider Types\Type 001
|
|
*/
|
|
HRESULT WINAPI RSAENH_DllRegisterServer()
|
|
{
|
|
HKEY key;
|
|
DWORD dp;
|
|
long apiRet;
|
|
int i;
|
|
|
|
for (i=0; i<4; i++) {
|
|
apiRet = RegCreateKeyExW(HKEY_LOCAL_MACHINE, szProviderKeys[i], 0, NULL,
|
|
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &key, &dp);
|
|
|
|
if (apiRet == ERROR_SUCCESS)
|
|
{
|
|
if (dp == REG_CREATED_NEW_KEY)
|
|
{
|
|
static const WCHAR szImagePath[] = { 'I','m','a','g','e',' ','P','a','t','h',0 };
|
|
static const WCHAR szRSABase[] = { 'r','s','a','e','n','h','.','d','l','l',0 };
|
|
static const WCHAR szType[] = { 'T','y','p','e',0 };
|
|
static const WCHAR szSignature[] = { 'S','i','g','n','a','t','u','r','e',0 };
|
|
DWORD type = (i == 3) ? PROV_RSA_SCHANNEL : PROV_RSA_FULL;
|
|
DWORD sign = 0xdeadbeef;
|
|
RegSetValueExW(key, szImagePath, 0, REG_SZ, (LPBYTE)szRSABase,
|
|
(lstrlenW(szRSABase) + 1) * sizeof(WCHAR));
|
|
RegSetValueExW(key, szType, 0, REG_DWORD, (LPBYTE)&type, sizeof(type));
|
|
RegSetValueExW(key, szSignature, 0, REG_BINARY, (LPBYTE)&sign, sizeof(sign));
|
|
}
|
|
RegCloseKey(key);
|
|
}
|
|
}
|
|
|
|
for (i=0; i<2; i++) {
|
|
apiRet = RegCreateKeyExW(HKEY_LOCAL_MACHINE, szDefaultKeys[i], 0, NULL,
|
|
REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &key, &dp);
|
|
if (apiRet == ERROR_SUCCESS)
|
|
{
|
|
if (dp == REG_CREATED_NEW_KEY)
|
|
{
|
|
static const WCHAR szName[] = { 'N','a','m','e',0 };
|
|
static const WCHAR szRSAName[2][46] = {
|
|
{ 'M','i','c','r','o','s','o','f','t',' ', 'B','a','s','e',' ',
|
|
'C','r','y','p','t','o','g','r','a','p','h','i','c',' ',
|
|
'P','r','o','v','i','d','e','r',' ','v','1','.','0',0 },
|
|
{ 'M','i','c','r','o','s','o','f','t',' ','R','S','A',' ',
|
|
'S','C','h','a','n','n','e','l',' ',
|
|
'C','r','y','p','t','o','g','r','a','p','h','i','c',' ',
|
|
'P','r','o','v','i','d','e','r',0 } };
|
|
static const WCHAR szTypeName[] = { 'T','y','p','e','N','a','m','e',0 };
|
|
static const WCHAR szRSATypeName[2][38] = {
|
|
{ 'R','S','A',' ','F','u','l','l',' ',
|
|
'(','S','i','g','n','a','t','u','r','e',' ','a','n','d',' ',
|
|
'K','e','y',' ','E','x','c','h','a','n','g','e',')',0 },
|
|
{ 'R','S','A',' ','S','C','h','a','n','n','e','l',0 } };
|
|
|
|
RegSetValueExW(key, szName, 0, REG_SZ, (LPBYTE)szRSAName[i], sizeof(szRSAName));
|
|
RegSetValueExW(key, szTypeName, 0, REG_SZ,
|
|
(LPBYTE)szRSATypeName[i],sizeof(szRSATypeName));
|
|
}
|
|
}
|
|
RegCloseKey(key);
|
|
}
|
|
|
|
return HRESULT_FROM_WIN32(apiRet);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* DllUnregisterServer (RSAENH.@)
|
|
*
|
|
* Dll self unregistration.
|
|
*
|
|
* PARAMS
|
|
*
|
|
* RETURNS
|
|
* Success: S_OK
|
|
*
|
|
* NOTES
|
|
* For the relevant keys see DllRegisterServer.
|
|
*/
|
|
HRESULT WINAPI RSAENH_DllUnregisterServer()
|
|
{
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[0]);
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[1]);
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[2]);
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[3]);
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szDefaultKeys[0]);
|
|
RegDeleteKeyW(HKEY_LOCAL_MACHINE, szDefaultKeys[1]);
|
|
return S_OK;
|
|
}
|