3 * RSAENH - RSA encryption for Wine
5 * Copyright 2002 TransGaming Technologies (David Hammerton)
6 * Copyright 2004 Mike McCormack for CodeWeavers
7 * Copyright 2004, 2005 Michael Jung
8 * Copyright 2007 Vijay Kiran Kamuju
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
26 #include "wine/port.h"
27 #include "wine/library.h"
28 #include "wine/debug.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(crypt
);
44 static HINSTANCE instance
;
46 /******************************************************************************
47 * CRYPTHASH - hash objects
49 #define RSAENH_MAGIC_HASH 0x85938417u
50 #define RSAENH_MAX_HASH_SIZE 104
51 #define RSAENH_HASHSTATE_HASHING 1
52 #define RSAENH_HASHSTATE_FINISHED 2
53 typedef struct _RSAENH_TLS1PRF_PARAMS
55 CRYPT_DATA_BLOB blobLabel
;
56 CRYPT_DATA_BLOB blobSeed
;
57 } RSAENH_TLS1PRF_PARAMS
;
59 typedef struct tagCRYPTHASH
68 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
70 RSAENH_TLS1PRF_PARAMS tpPRFParams
;
73 /******************************************************************************
74 * CRYPTKEY - key objects
76 #define RSAENH_MAGIC_KEY 0x73620457u
77 #define RSAENH_MAX_KEY_SIZE 48
78 #define RSAENH_MAX_BLOCK_SIZE 24
79 #define RSAENH_KEYSTATE_IDLE 0
80 #define RSAENH_KEYSTATE_ENCRYPTING 1
81 #define RSAENH_KEYSTATE_MASTERKEY 2
82 typedef struct _RSAENH_SCHANNEL_INFO
84 SCHANNEL_ALG saEncAlg
;
85 SCHANNEL_ALG saMACAlg
;
86 CRYPT_DATA_BLOB blobClientRandom
;
87 CRYPT_DATA_BLOB blobServerRandom
;
88 } RSAENH_SCHANNEL_INFO
;
90 typedef struct tagCRYPTKEY
99 DWORD dwEffectiveKeyLen
;
104 BYTE abKeyValue
[RSAENH_MAX_KEY_SIZE
];
105 BYTE abInitVector
[RSAENH_MAX_BLOCK_SIZE
];
106 BYTE abChainVector
[RSAENH_MAX_BLOCK_SIZE
];
107 RSAENH_SCHANNEL_INFO siSChannelInfo
;
110 /******************************************************************************
111 * KEYCONTAINER - key containers
113 #define RSAENH_PERSONALITY_BASE 0u
114 #define RSAENH_PERSONALITY_STRONG 1u
115 #define RSAENH_PERSONALITY_ENHANCED 2u
116 #define RSAENH_PERSONALITY_SCHANNEL 3u
117 #define RSAENH_PERSONALITY_AES 4u
119 #define RSAENH_MAGIC_CONTAINER 0x26384993u
120 typedef struct tagKEYCONTAINER
126 DWORD dwEnumContainersCtr
;
127 CHAR szName
[MAX_PATH
];
128 CHAR szProvName
[MAX_PATH
];
129 HCRYPTKEY hKeyExchangeKeyPair
;
130 HCRYPTKEY hSignatureKeyPair
;
133 /******************************************************************************
134 * Some magic constants
136 #define RSAENH_ENCRYPT 1
137 #define RSAENH_DECRYPT 0
138 #define RSAENH_HMAC_DEF_IPAD_CHAR 0x36
139 #define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c
140 #define RSAENH_HMAC_DEF_PAD_LEN 64
141 #define RSAENH_DES_EFFECTIVE_KEYLEN 56
142 #define RSAENH_DES_STORAGE_KEYLEN 64
143 #define RSAENH_3DES112_EFFECTIVE_KEYLEN 112
144 #define RSAENH_3DES112_STORAGE_KEYLEN 128
145 #define RSAENH_3DES_EFFECTIVE_KEYLEN 168
146 #define RSAENH_3DES_STORAGE_KEYLEN 192
147 #define RSAENH_MAGIC_RSA2 0x32415352
148 #define RSAENH_MAGIC_RSA1 0x31415352
149 #define RSAENH_PKC_BLOCKTYPE 0x02
150 #define RSAENH_SSL3_VERSION_MAJOR 3
151 #define RSAENH_SSL3_VERSION_MINOR 0
152 #define RSAENH_TLS1_VERSION_MAJOR 3
153 #define RSAENH_TLS1_VERSION_MINOR 1
154 #define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"
156 #define RSAENH_MIN(a,b) ((a)<(b)?(a):(b))
157 /******************************************************************************
158 * aProvEnumAlgsEx - Defines the capabilities of the CSP personalities.
160 #define RSAENH_MAX_ENUMALGS 24
161 #define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)
162 static const PROV_ENUMALGS_EX aProvEnumAlgsEx
[5][RSAENH_MAX_ENUMALGS
+1] =
165 {CALG_RC2
, 40, 40, 56,0, 4,"RC2", 24,"RSA Data Security's RC2"},
166 {CALG_RC4
, 40, 40, 56,0, 4,"RC4", 24,"RSA Data Security's RC4"},
167 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
168 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
169 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
170 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
171 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
172 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
173 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
174 {CALG_RSA_SIGN
, 512,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
175 {CALG_RSA_KEYX
, 512,384, 1024,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
176 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
177 {0, 0, 0, 0,0, 1,"", 1,""}
180 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
181 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
182 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
183 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
184 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
185 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
186 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
187 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
188 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
189 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
190 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
191 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
192 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
193 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
194 {0, 0, 0, 0,0, 1,"", 1,""}
197 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
198 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
199 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
200 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
201 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
202 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
203 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
204 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
205 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
206 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
207 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
208 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
209 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
210 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
211 {0, 0, 0, 0,0, 1,"", 1,""}
214 {CALG_RC2
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC2", 24,"RSA Data Security's RC2"},
215 {CALG_RC4
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC4", 24,"RSA Data Security's RC4"},
216 {CALG_DES
, 56, 56, 56,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"DES", 31,"Data Encryption Standard (DES)"},
217 {CALG_3DES_112
, 112,112, 112,RSAENH_PCT1_SSL2_SSL3_TLS1
,13,"3DES TWO KEY",19,"Two Key Triple DES"},
218 {CALG_3DES
, 168,168, 168,RSAENH_PCT1_SSL2_SSL3_TLS1
, 5,"3DES", 21,"Three Key Triple DES"},
219 {CALG_SHA
,160,160,160,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,6,"SHA-1",30,"Secure Hash Algorithm (SHA-1)"},
220 {CALG_MD5
,128,128,128,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,4,"MD5",23,"Message Digest 5 (MD5)"},
221 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
222 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
223 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_SIGN",14,"RSA Signature"},
224 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_KEYX",17,"RSA Key Exchange"},
225 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
226 {CALG_PCT1_MASTER
,128,128,128,CRYPT_FLAG_PCT1
, 12,"PCT1 MASTER",12,"PCT1 Master"},
227 {CALG_SSL2_MASTER
,40,40, 192,CRYPT_FLAG_SSL2
, 12,"SSL2 MASTER",12,"SSL2 Master"},
228 {CALG_SSL3_MASTER
,384,384,384,CRYPT_FLAG_SSL3
, 12,"SSL3 MASTER",12,"SSL3 Master"},
229 {CALG_TLS1_MASTER
,384,384,384,CRYPT_FLAG_TLS1
, 12,"TLS1 MASTER",12,"TLS1 Master"},
230 {CALG_SCHANNEL_MASTER_HASH
,0,0,-1,0, 16,"SCH MASTER HASH",21,"SChannel Master Hash"},
231 {CALG_SCHANNEL_MAC_KEY
,0,0,-1,0, 12,"SCH MAC KEY",17,"SChannel MAC Key"},
232 {CALG_SCHANNEL_ENC_KEY
,0,0,-1,0, 12,"SCH ENC KEY",24,"SChannel Encryption Key"},
233 {CALG_TLS1PRF
, 0, 0, -1,0, 9,"TLS1 PRF", 28,"TLS1 Pseudo Random Function"},
234 {0, 0, 0, 0,0, 1,"", 1,""}
237 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
238 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
239 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
240 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
241 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
242 {CALG_AES
, 128,128, 128,0, 4,"AES", 35,"Advanced Encryption Standard (AES)"},
243 {CALG_AES_128
, 128,128, 128,0, 8,"AES-128", 39,"Advanced Encryption Standard (AES-128)"},
244 {CALG_AES_192
, 192,192, 192,0, 8,"AES-192", 39,"Advanced Encryption Standard (AES-192)"},
245 {CALG_AES_256
, 256,256, 256,0, 8,"AES-256", 39,"Advanced Encryption Standard (AES-256)"},
246 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
247 {CALG_SHA_256
, 256,256, 256,CRYPT_FLAG_SIGNING
, 6,"SHA-256", 30,"Secure Hash Algorithm (SHA-256)"},
248 {CALG_SHA_384
, 384,384, 384,CRYPT_FLAG_SIGNING
, 6,"SHA-384", 30,"Secure Hash Algorithm (SHA-284)"},
249 {CALG_SHA_512
, 512,512, 512,CRYPT_FLAG_SIGNING
, 6,"SHA-512", 30,"Secure Hash Algorithm (SHA-512)"},
250 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
251 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
252 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
253 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
254 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
255 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
256 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
257 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
258 {0, 0, 0, 0,0, 1,"", 1,""}
262 /******************************************************************************
263 * API forward declarations
266 RSAENH_CPGetKeyParam(
297 RSAENH_CPSetHashParam(
301 BYTE
*pbData
, DWORD dwFlags
305 RSAENH_CPGetHashParam(
315 RSAENH_CPDestroyHash(
320 static BOOL
crypt_export_key(
330 static BOOL
import_key(
349 /******************************************************************************
350 * CSP's handle table (used by all acquired key containers)
352 static struct handle_table handle_table
;
354 /******************************************************************************
357 * Initializes and destroys the handle table for the CSP's handles.
359 int WINAPI
DllMain(HINSTANCE hInstance
, DWORD fdwReason
, PVOID pvReserved
)
363 case DLL_PROCESS_ATTACH
:
364 instance
= hInstance
;
365 DisableThreadLibraryCalls(hInstance
);
366 init_handle_table(&handle_table
);
369 case DLL_PROCESS_DETACH
:
370 destroy_handle_table(&handle_table
);
376 /******************************************************************************
377 * copy_param [Internal]
379 * Helper function that supports the standard WINAPI protocol for querying data
383 * pbBuffer [O] Buffer where the queried parameter is copied to, if it is large enough.
384 * May be NUL if the required buffer size is to be queried only.
385 * pdwBufferSize [I/O] In: Size of the buffer at pbBuffer
386 * Out: Size of parameter pbParam
387 * pbParam [I] Parameter value.
388 * dwParamSize [I] Size of pbParam
391 * Success: TRUE (pbParam was copied into pbBuffer or pbBuffer is NULL)
392 * Failure: FALSE (pbBuffer is not large enough to hold pbParam). Last error: ERROR_MORE_DATA
394 static inline BOOL
copy_param(
395 BYTE
*pbBuffer
, DWORD
*pdwBufferSize
, CONST BYTE
*pbParam
, DWORD dwParamSize
)
399 if (dwParamSize
> *pdwBufferSize
)
401 SetLastError(ERROR_MORE_DATA
);
402 *pdwBufferSize
= dwParamSize
;
405 memcpy(pbBuffer
, pbParam
, dwParamSize
);
407 *pdwBufferSize
= dwParamSize
;
411 /******************************************************************************
412 * get_algid_info [Internal]
414 * Query CSP capabilities for a given crypto algorithm.
417 * hProv [I] Handle to a key container of the CSP whose capabilities are to be queried.
418 * algid [I] Identifier of the crypto algorithm about which information is requested.
421 * Success: Pointer to a PROV_ENUMALGS_EX struct containing information about the crypto algorithm.
422 * Failure: NULL (algid not supported)
424 static inline const PROV_ENUMALGS_EX
* get_algid_info(HCRYPTPROV hProv
, ALG_ID algid
) {
425 const PROV_ENUMALGS_EX
*iterator
;
426 KEYCONTAINER
*pKeyContainer
;
428 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
, (OBJECTHDR
**)&pKeyContainer
)) {
429 SetLastError(NTE_BAD_UID
);
433 for (iterator
= aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]; iterator
->aiAlgid
; iterator
++) {
434 if (iterator
->aiAlgid
== algid
) return iterator
;
437 SetLastError(NTE_BAD_ALGID
);
441 /******************************************************************************
442 * copy_data_blob [Internal]
444 * deeply copies a DATA_BLOB
447 * dst [O] That's where the blob will be copied to
448 * src [I] Source blob
452 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY
455 * Use free_data_blob to release resources occupied by copy_data_blob.
457 static inline BOOL
copy_data_blob(PCRYPT_DATA_BLOB dst
, CONST PCRYPT_DATA_BLOB src
) {
458 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, src
->cbData
);
460 SetLastError(NTE_NO_MEMORY
);
463 dst
->cbData
= src
->cbData
;
464 memcpy(dst
->pbData
, src
->pbData
, src
->cbData
);
468 /******************************************************************************
469 * concat_data_blobs [Internal]
471 * Concatenates two blobs
474 * dst [O] The new blob will be copied here
475 * src1 [I] Prefix blob
476 * src2 [I] Appendix blob
480 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY)
483 * Release resources occupied by concat_data_blobs with free_data_blobs
485 static inline BOOL
concat_data_blobs(PCRYPT_DATA_BLOB dst
, CONST PCRYPT_DATA_BLOB src1
,
486 CONST PCRYPT_DATA_BLOB src2
)
488 dst
->cbData
= src1
->cbData
+ src2
->cbData
;
489 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, dst
->cbData
);
491 SetLastError(NTE_NO_MEMORY
);
494 memcpy(dst
->pbData
, src1
->pbData
, src1
->cbData
);
495 memcpy(dst
->pbData
+ src1
->cbData
, src2
->pbData
, src2
->cbData
);
499 /******************************************************************************
500 * free_data_blob [Internal]
502 * releases resource occupied by a dynamically allocated CRYPT_DATA_BLOB
505 * pBlob [I] Heap space occupied by pBlob->pbData is released
507 static inline void free_data_blob(PCRYPT_DATA_BLOB pBlob
) {
508 HeapFree(GetProcessHeap(), 0, pBlob
->pbData
);
511 /******************************************************************************
512 * init_data_blob [Internal]
514 static inline void init_data_blob(PCRYPT_DATA_BLOB pBlob
) {
515 pBlob
->pbData
= NULL
;
519 /******************************************************************************
520 * free_hmac_info [Internal]
522 * Deeply free an HMAC_INFO struct.
525 * hmac_info [I] Pointer to the HMAC_INFO struct to be freed.
528 * See Internet RFC 2104 for details on the HMAC algorithm.
530 static inline void free_hmac_info(PHMAC_INFO hmac_info
) {
531 if (!hmac_info
) return;
532 HeapFree(GetProcessHeap(), 0, hmac_info
->pbInnerString
);
533 HeapFree(GetProcessHeap(), 0, hmac_info
->pbOuterString
);
534 HeapFree(GetProcessHeap(), 0, hmac_info
);
537 /******************************************************************************
538 * copy_hmac_info [Internal]
540 * Deeply copy an HMAC_INFO struct
543 * dst [O] Pointer to a location where the pointer to the HMAC_INFO copy will be stored.
544 * src [I] Pointer to the HMAC_INFO struct to be copied.
551 * See Internet RFC 2104 for details on the HMAC algorithm.
553 static BOOL
copy_hmac_info(PHMAC_INFO
*dst
, const HMAC_INFO
*src
) {
554 if (!src
) return FALSE
;
555 *dst
= HeapAlloc(GetProcessHeap(), 0, sizeof(HMAC_INFO
));
556 if (!*dst
) return FALSE
;
558 (*dst
)->pbInnerString
= NULL
;
559 (*dst
)->pbOuterString
= NULL
;
560 if ((*dst
)->cbInnerString
== 0) (*dst
)->cbInnerString
= RSAENH_HMAC_DEF_PAD_LEN
;
561 (*dst
)->pbInnerString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbInnerString
);
562 if (!(*dst
)->pbInnerString
) {
563 free_hmac_info(*dst
);
566 if (src
->cbInnerString
)
567 memcpy((*dst
)->pbInnerString
, src
->pbInnerString
, src
->cbInnerString
);
569 memset((*dst
)->pbInnerString
, RSAENH_HMAC_DEF_IPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
570 if ((*dst
)->cbOuterString
== 0) (*dst
)->cbOuterString
= RSAENH_HMAC_DEF_PAD_LEN
;
571 (*dst
)->pbOuterString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbOuterString
);
572 if (!(*dst
)->pbOuterString
) {
573 free_hmac_info(*dst
);
576 if (src
->cbOuterString
)
577 memcpy((*dst
)->pbOuterString
, src
->pbOuterString
, src
->cbOuterString
);
579 memset((*dst
)->pbOuterString
, RSAENH_HMAC_DEF_OPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
583 /******************************************************************************
584 * destroy_hash [Internal]
586 * Destructor for hash objects
589 * pCryptHash [I] Pointer to the hash object to be destroyed.
590 * Will be invalid after function returns!
592 static void destroy_hash(OBJECTHDR
*pObject
)
594 CRYPTHASH
*pCryptHash
= (CRYPTHASH
*)pObject
;
596 free_hmac_info(pCryptHash
->pHMACInfo
);
597 free_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
598 free_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
599 HeapFree(GetProcessHeap(), 0, pCryptHash
);
602 /******************************************************************************
603 * init_hash [Internal]
605 * Initialize (or reset) a hash object
608 * pCryptHash [I] The hash object to be initialized.
610 static inline BOOL
init_hash(CRYPTHASH
*pCryptHash
) {
613 switch (pCryptHash
->aiAlgid
)
616 if (pCryptHash
->pHMACInfo
) {
617 const PROV_ENUMALGS_EX
*pAlgInfo
;
619 pAlgInfo
= get_algid_info(pCryptHash
->hProv
, pCryptHash
->pHMACInfo
->HashAlgid
);
620 if (!pAlgInfo
) return FALSE
;
621 pCryptHash
->dwHashSize
= pAlgInfo
->dwDefaultLen
>> 3;
622 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
623 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
624 pCryptHash
->pHMACInfo
->pbInnerString
,
625 pCryptHash
->pHMACInfo
->cbInnerString
);
630 dwLen
= sizeof(DWORD
);
631 RSAENH_CPGetKeyParam(pCryptHash
->hProv
, pCryptHash
->hKey
, KP_BLOCKLEN
,
632 (BYTE
*)&pCryptHash
->dwHashSize
, &dwLen
, 0);
633 pCryptHash
->dwHashSize
>>= 3;
637 return init_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
);
641 /******************************************************************************
642 * update_hash [Internal]
644 * Hashes the given data and updates the hash object's state accordingly
647 * pCryptHash [I] Hash object to be updated.
648 * pbData [I] Pointer to data stream to be hashed.
649 * dwDataLen [I] Length of data stream.
651 static inline void update_hash(CRYPTHASH
*pCryptHash
, CONST BYTE
*pbData
, DWORD dwDataLen
) {
654 switch (pCryptHash
->aiAlgid
)
657 if (pCryptHash
->pHMACInfo
)
658 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
663 pbTemp
= HeapAlloc(GetProcessHeap(), 0, dwDataLen
);
665 memcpy(pbTemp
, pbData
, dwDataLen
);
666 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, FALSE
, 0,
667 pbTemp
, &dwDataLen
, dwDataLen
);
668 HeapFree(GetProcessHeap(), 0, pbTemp
);
672 update_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pbData
, dwDataLen
);
676 /******************************************************************************
677 * finalize_hash [Internal]
679 * Finalizes the hash, after all data has been hashed with update_hash.
680 * No additional data can be hashed afterwards until the hash gets initialized again.
683 * pCryptHash [I] Hash object to be finalized.
685 static inline void finalize_hash(CRYPTHASH
*pCryptHash
) {
688 switch (pCryptHash
->aiAlgid
)
691 if (pCryptHash
->pHMACInfo
) {
692 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
694 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
695 pCryptHash
->abHashValue
);
696 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
697 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
698 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
699 pCryptHash
->pHMACInfo
->pbOuterString
,
700 pCryptHash
->pHMACInfo
->cbOuterString
);
701 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
702 abHashValue
, pCryptHash
->dwHashSize
);
703 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
704 pCryptHash
->abHashValue
);
710 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, TRUE
, 0,
711 pCryptHash
->abHashValue
, &dwDataLen
, pCryptHash
->dwHashSize
);
715 finalize_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pCryptHash
->abHashValue
);
719 /******************************************************************************
720 * destroy_key [Internal]
722 * Destructor for key objects
725 * pCryptKey [I] Pointer to the key object to be destroyed.
726 * Will be invalid after function returns!
728 static void destroy_key(OBJECTHDR
*pObject
)
730 CRYPTKEY
*pCryptKey
= (CRYPTKEY
*)pObject
;
732 free_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
);
733 free_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
734 free_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
735 HeapFree(GetProcessHeap(), 0, pCryptKey
);
738 /******************************************************************************
739 * setup_key [Internal]
741 * Initialize (or reset) a key object
744 * pCryptKey [I] The key object to be initialized.
746 static inline void setup_key(CRYPTKEY
*pCryptKey
) {
747 pCryptKey
->dwState
= RSAENH_KEYSTATE_IDLE
;
748 memcpy(pCryptKey
->abChainVector
, pCryptKey
->abInitVector
, sizeof(pCryptKey
->abChainVector
));
749 setup_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
,
750 pCryptKey
->dwEffectiveKeyLen
, pCryptKey
->dwSaltLen
,
751 pCryptKey
->abKeyValue
);
754 /******************************************************************************
757 * Creates a new key object without assigning the actual binary key value.
758 * This is done by CPDeriveKey, CPGenKey or CPImportKey, which call this function.
761 * hProv [I] Handle to the provider to which the created key will belong.
762 * aiAlgid [I] The new key shall use the crypto algorithm idenfied by aiAlgid.
763 * dwFlags [I] Upper 16 bits give the key length.
764 * Lower 16 bits: CRYPT_EXPORTABLE, CRYPT_CREATE_SALT,
766 * ppCryptKey [O] Pointer to the created key
769 * Success: Handle to the created key.
770 * Failure: INVALID_HANDLE_VALUE
772 static HCRYPTKEY
new_key(HCRYPTPROV hProv
, ALG_ID aiAlgid
, DWORD dwFlags
, CRYPTKEY
**ppCryptKey
)
776 DWORD dwKeyLen
= HIWORD(dwFlags
);
777 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
782 * Retrieve the CSP's capabilities for the given ALG_ID value
784 peaAlgidInfo
= get_algid_info(hProv
, aiAlgid
);
785 if (!peaAlgidInfo
) return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
787 TRACE("alg = %s, dwKeyLen = %d\n", debugstr_a(peaAlgidInfo
->szName
),
790 * Assume the default key length, if none is specified explicitly
792 if (dwKeyLen
== 0) dwKeyLen
= peaAlgidInfo
->dwDefaultLen
;
795 * Check if the requested key length is supported by the current CSP.
796 * Adjust key length's for DES algorithms.
800 if (dwKeyLen
== RSAENH_DES_EFFECTIVE_KEYLEN
) {
801 dwKeyLen
= RSAENH_DES_STORAGE_KEYLEN
;
803 if (dwKeyLen
!= RSAENH_DES_STORAGE_KEYLEN
) {
804 SetLastError(NTE_BAD_FLAGS
);
805 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
810 if (dwKeyLen
== RSAENH_3DES112_EFFECTIVE_KEYLEN
) {
811 dwKeyLen
= RSAENH_3DES112_STORAGE_KEYLEN
;
813 if (dwKeyLen
!= RSAENH_3DES112_STORAGE_KEYLEN
) {
814 SetLastError(NTE_BAD_FLAGS
);
815 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
820 if (dwKeyLen
== RSAENH_3DES_EFFECTIVE_KEYLEN
) {
821 dwKeyLen
= RSAENH_3DES_STORAGE_KEYLEN
;
823 if (dwKeyLen
!= RSAENH_3DES_STORAGE_KEYLEN
) {
824 SetLastError(NTE_BAD_FLAGS
);
825 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
831 dwKeyLen
> peaAlgidInfo
->dwMaxLen
||
832 dwKeyLen
< peaAlgidInfo
->dwMinLen
)
834 TRACE("key len %d out of bounds (%d, %d)\n", dwKeyLen
,
835 peaAlgidInfo
->dwMinLen
, peaAlgidInfo
->dwMaxLen
);
836 SetLastError(NTE_BAD_DATA
);
837 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
841 hCryptKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
,
842 destroy_key
, (OBJECTHDR
**)&pCryptKey
);
843 if (hCryptKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
845 pCryptKey
->aiAlgid
= aiAlgid
;
846 pCryptKey
->hProv
= hProv
;
847 pCryptKey
->dwModeBits
= 0;
848 pCryptKey
->dwPermissions
= CRYPT_ENCRYPT
| CRYPT_DECRYPT
| CRYPT_READ
| CRYPT_WRITE
|
850 if (dwFlags
& CRYPT_EXPORTABLE
)
851 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
852 pCryptKey
->dwKeyLen
= dwKeyLen
>> 3;
853 pCryptKey
->dwEffectiveKeyLen
= 0;
854 if ((dwFlags
& CRYPT_CREATE_SALT
) || (dwKeyLen
== 40 && !(dwFlags
& CRYPT_NO_SALT
)))
855 pCryptKey
->dwSaltLen
= 16 /*FIXME*/ - pCryptKey
->dwKeyLen
;
857 pCryptKey
->dwSaltLen
= 0;
858 memset(pCryptKey
->abKeyValue
, 0, sizeof(pCryptKey
->abKeyValue
));
859 memset(pCryptKey
->abInitVector
, 0, sizeof(pCryptKey
->abInitVector
));
860 init_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
861 init_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
865 case CALG_PCT1_MASTER
:
866 case CALG_SSL2_MASTER
:
867 case CALG_SSL3_MASTER
:
868 case CALG_TLS1_MASTER
:
870 pCryptKey
->dwBlockLen
= 0;
871 pCryptKey
->dwMode
= 0;
878 pCryptKey
->dwBlockLen
= 8;
879 pCryptKey
->dwMode
= CRYPT_MODE_CBC
;
886 pCryptKey
->dwBlockLen
= 16;
887 pCryptKey
->dwMode
= CRYPT_MODE_ECB
;
892 pCryptKey
->dwBlockLen
= dwKeyLen
>> 3;
893 pCryptKey
->dwMode
= 0;
897 *ppCryptKey
= pCryptKey
;
903 /******************************************************************************
904 * map_key_spec_to_key_pair_name [Internal]
906 * Returns the name of the registry value associated with a key spec.
909 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
912 * Success: Name of registry value.
915 static LPCSTR
map_key_spec_to_key_pair_name(DWORD dwKeySpec
)
922 szValueName
= "KeyExchangeKeyPair";
925 szValueName
= "SignatureKeyPair";
928 WARN("invalid key spec %d\n", dwKeySpec
);
934 /******************************************************************************
935 * store_key_pair [Internal]
937 * Stores a key pair to the registry
940 * hCryptKey [I] Handle to the key to be stored
941 * hKey [I] Registry key where the key pair is to be stored
942 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
943 * dwFlags [I] Flags for protecting the key
945 static void store_key_pair(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
)
948 DATA_BLOB blobIn
, blobOut
;
953 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
955 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
958 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, 0, &dwLen
))
960 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
963 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, pbKey
,
966 blobIn
.pbData
= pbKey
;
967 blobIn
.cbData
= dwLen
;
969 if (CryptProtectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
972 RegSetValueExA(hKey
, szValueName
, 0, REG_BINARY
,
973 blobOut
.pbData
, blobOut
.cbData
);
974 LocalFree(blobOut
.pbData
);
977 HeapFree(GetProcessHeap(), 0, pbKey
);
983 /******************************************************************************
984 * map_key_spec_to_permissions_name [Internal]
986 * Returns the name of the registry value associated with the permissions for
990 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
993 * Success: Name of registry value.
996 static LPCSTR
map_key_spec_to_permissions_name(DWORD dwKeySpec
)
1002 case AT_KEYEXCHANGE
:
1003 szValueName
= "KeyExchangePermissions";
1006 szValueName
= "SignaturePermissions";
1009 WARN("invalid key spec %d\n", dwKeySpec
);
1015 /******************************************************************************
1016 * store_key_permissions [Internal]
1018 * Stores a key's permissions to the registry
1021 * hCryptKey [I] Handle to the key whose permissions are to be stored
1022 * hKey [I] Registry key where the key permissions are to be stored
1023 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1025 static void store_key_permissions(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
)
1030 if (!(szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1032 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
1033 (OBJECTHDR
**)&pKey
))
1034 RegSetValueExA(hKey
, szValueName
, 0, REG_DWORD
,
1035 (BYTE
*)&pKey
->dwPermissions
,
1036 sizeof(pKey
->dwPermissions
));
1039 /******************************************************************************
1040 * create_container_key [Internal]
1042 * Creates the registry key for a key container's persistent storage.
1045 * pKeyContainer [I] Pointer to the key container
1046 * sam [I] Desired registry access
1047 * phKey [O] Returned key
1049 static BOOL
create_container_key(KEYCONTAINER
*pKeyContainer
, REGSAM sam
, HKEY
*phKey
)
1051 CHAR szRSABase
[MAX_PATH
];
1054 sprintf(szRSABase
, RSAENH_REGKEY
, pKeyContainer
->szName
);
1056 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1057 hRootKey
= HKEY_LOCAL_MACHINE
;
1059 hRootKey
= HKEY_CURRENT_USER
;
1061 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1062 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1063 return RegCreateKeyExA(hRootKey
, szRSABase
, 0, NULL
,
1064 REG_OPTION_NON_VOLATILE
, sam
, NULL
, phKey
, NULL
)
1068 /******************************************************************************
1069 * open_container_key [Internal]
1071 * Opens a key container's persistent storage for reading.
1074 * pszContainerName [I] Name of the container to be opened. May be the empty
1075 * string if the parent key of all containers is to be
1077 * dwFlags [I] Flags indicating which keyset to be opened.
1078 * phKey [O] Returned key
1080 static BOOL
open_container_key(LPCSTR pszContainerName
, DWORD dwFlags
, HKEY
*phKey
)
1082 CHAR szRSABase
[MAX_PATH
];
1085 sprintf(szRSABase
, RSAENH_REGKEY
, pszContainerName
);
1087 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1088 hRootKey
= HKEY_LOCAL_MACHINE
;
1090 hRootKey
= HKEY_CURRENT_USER
;
1092 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1093 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1094 return RegOpenKeyExA(hRootKey
, szRSABase
, 0, KEY_READ
, phKey
) ==
1098 /******************************************************************************
1099 * delete_container_key [Internal]
1101 * Deletes a key container's persistent storage.
1104 * pszContainerName [I] Name of the container to be opened.
1105 * dwFlags [I] Flags indicating which keyset to be opened.
1107 static BOOL
delete_container_key(LPCSTR pszContainerName
, DWORD dwFlags
)
1109 CHAR szRegKey
[MAX_PATH
];
1111 if (snprintf(szRegKey
, MAX_PATH
, RSAENH_REGKEY
, pszContainerName
) >= MAX_PATH
) {
1112 SetLastError(NTE_BAD_KEYSET_PARAM
);
1116 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1117 hRootKey
= HKEY_LOCAL_MACHINE
;
1119 hRootKey
= HKEY_CURRENT_USER
;
1120 if (!RegDeleteKeyA(hRootKey
, szRegKey
)) {
1121 SetLastError(ERROR_SUCCESS
);
1124 SetLastError(NTE_BAD_KEYSET
);
1130 /******************************************************************************
1131 * store_key_container_keys [Internal]
1133 * Stores key container's keys in a persistent location.
1136 * pKeyContainer [I] Pointer to the key container whose keys are to be saved
1138 static void store_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1143 /* On WinXP, persistent keys are stored in a file located at:
1144 * $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
1147 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1148 dwFlags
= CRYPTPROTECT_LOCAL_MACHINE
;
1152 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1154 store_key_pair(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1155 AT_KEYEXCHANGE
, dwFlags
);
1156 store_key_pair(pKeyContainer
->hSignatureKeyPair
, hKey
,
1157 AT_SIGNATURE
, dwFlags
);
1162 /******************************************************************************
1163 * store_key_container_permissions [Internal]
1165 * Stores key container's key permissions in a persistent location.
1168 * pKeyContainer [I] Pointer to the key container whose key permissions are to
1171 static void store_key_container_permissions(KEYCONTAINER
*pKeyContainer
)
1175 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1177 store_key_permissions(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1179 store_key_permissions(pKeyContainer
->hSignatureKeyPair
, hKey
,
1185 /******************************************************************************
1186 * release_key_container_keys [Internal]
1188 * Releases key container's keys.
1191 * pKeyContainer [I] Pointer to the key container whose keys are to be released.
1193 static void release_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1195 release_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
,
1197 release_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
,
1201 /******************************************************************************
1202 * destroy_key_container [Internal]
1204 * Destructor for key containers.
1207 * pObjectHdr [I] Pointer to the key container to be destroyed.
1209 static void destroy_key_container(OBJECTHDR
*pObjectHdr
)
1211 KEYCONTAINER
*pKeyContainer
= (KEYCONTAINER
*)pObjectHdr
;
1213 if (!(pKeyContainer
->dwFlags
& CRYPT_VERIFYCONTEXT
))
1215 store_key_container_keys(pKeyContainer
);
1216 store_key_container_permissions(pKeyContainer
);
1217 release_key_container_keys(pKeyContainer
);
1220 release_key_container_keys(pKeyContainer
);
1221 HeapFree( GetProcessHeap(), 0, pKeyContainer
);
1224 /******************************************************************************
1225 * new_key_container [Internal]
1227 * Create a new key container. The personality (RSA Base, Strong or Enhanced CP)
1228 * of the CSP is determined via the pVTable->pszProvName string.
1231 * pszContainerName [I] Name of the key container.
1232 * pVTable [I] Callback functions and context info provided by the OS
1235 * Success: Handle to the new key container.
1236 * Failure: INVALID_HANDLE_VALUE
1238 static HCRYPTPROV
new_key_container(PCCH pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1240 KEYCONTAINER
*pKeyContainer
;
1241 HCRYPTPROV hKeyContainer
;
1243 hKeyContainer
= new_object(&handle_table
, sizeof(KEYCONTAINER
), RSAENH_MAGIC_CONTAINER
,
1244 destroy_key_container
, (OBJECTHDR
**)&pKeyContainer
);
1245 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1247 lstrcpynA(pKeyContainer
->szName
, pszContainerName
, MAX_PATH
);
1248 pKeyContainer
->dwFlags
= dwFlags
;
1249 pKeyContainer
->dwEnumAlgsCtr
= 0;
1250 pKeyContainer
->hKeyExchangeKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1251 pKeyContainer
->hSignatureKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1252 if (pVTable
&& pVTable
->pszProvName
) {
1253 lstrcpynA(pKeyContainer
->szProvName
, pVTable
->pszProvName
, MAX_PATH
);
1254 if (!strcmp(pVTable
->pszProvName
, MS_DEF_PROV_A
)) {
1255 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_BASE
;
1256 } else if (!strcmp(pVTable
->pszProvName
, MS_ENHANCED_PROV_A
)) {
1257 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_ENHANCED
;
1258 } else if (!strcmp(pVTable
->pszProvName
, MS_DEF_RSA_SCHANNEL_PROV_A
)) {
1259 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_SCHANNEL
;
1260 } else if (!strcmp(pVTable
->pszProvName
, MS_ENH_RSA_AES_PROV_A
)) {
1261 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_AES
;
1263 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_STRONG
;
1267 /* The new key container has to be inserted into the CSP immediately
1268 * after creation to be available for CPGetProvParam's PP_ENUMCONTAINERS. */
1269 if (!(dwFlags
& CRYPT_VERIFYCONTEXT
)) {
1272 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1277 return hKeyContainer
;
1280 /******************************************************************************
1281 * read_key_value [Internal]
1283 * Reads a key pair value from the registry
1286 * hKeyContainer [I] Crypt provider to use to import the key
1287 * hKey [I] Registry key from which to read the key pair
1288 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1289 * dwFlags [I] Flags for unprotecting the key
1290 * phCryptKey [O] Returned key
1292 static BOOL
read_key_value(HCRYPTPROV hKeyContainer
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
, HCRYPTKEY
*phCryptKey
)
1295 DWORD dwValueType
, dwLen
;
1297 DATA_BLOB blobIn
, blobOut
;
1300 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
1302 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, NULL
, &dwLen
) ==
1305 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
1308 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, pbKey
, &dwLen
) ==
1311 blobIn
.pbData
= pbKey
;
1312 blobIn
.cbData
= dwLen
;
1314 if (CryptUnprotectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
1317 ret
= import_key(hKeyContainer
, blobOut
.pbData
, blobOut
.cbData
, 0, 0,
1319 LocalFree(blobOut
.pbData
);
1322 HeapFree(GetProcessHeap(), 0, pbKey
);
1329 if (lookup_handle(&handle_table
, *phCryptKey
, RSAENH_MAGIC_KEY
,
1330 (OBJECTHDR
**)&pKey
))
1332 if ((szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1334 dwLen
= sizeof(pKey
->dwPermissions
);
1335 RegQueryValueExA(hKey
, szValueName
, 0, NULL
,
1336 (BYTE
*)&pKey
->dwPermissions
, &dwLen
);
1343 /******************************************************************************
1344 * read_key_container [Internal]
1346 * Tries to read the persistent state of the key container (mainly the signature
1347 * and key exchange private keys) given by pszContainerName.
1350 * pszContainerName [I] Name of the key container to read from the registry
1351 * pVTable [I] Pointer to context data provided by the operating system
1354 * Success: Handle to the key container read from the registry
1355 * Failure: INVALID_HANDLE_VALUE
1357 static HCRYPTPROV
read_key_container(PCHAR pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1360 KEYCONTAINER
*pKeyContainer
;
1361 HCRYPTPROV hKeyContainer
;
1362 HCRYPTKEY hCryptKey
;
1364 if (!open_container_key(pszContainerName
, dwFlags
, &hKey
))
1366 SetLastError(NTE_BAD_KEYSET
);
1367 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1370 hKeyContainer
= new_key_container(pszContainerName
, dwFlags
, pVTable
);
1371 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1373 DWORD dwProtectFlags
= (dwFlags
& CRYPT_MACHINE_KEYSET
) ?
1374 CRYPTPROTECT_LOCAL_MACHINE
: 0;
1376 if (!lookup_handle(&handle_table
, hKeyContainer
, RSAENH_MAGIC_CONTAINER
,
1377 (OBJECTHDR
**)&pKeyContainer
))
1378 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1380 /* read_key_value calls import_key, which calls import_private_key,
1381 * which implicitly installs the key value into the appropriate key
1382 * container key. Thus the ref count is incremented twice, once for
1383 * the output key value, and once for the implicit install, and needs
1384 * to be decremented to balance the two.
1386 if (read_key_value(hKeyContainer
, hKey
, AT_KEYEXCHANGE
,
1387 dwProtectFlags
, &hCryptKey
))
1388 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1389 if (read_key_value(hKeyContainer
, hKey
, AT_SIGNATURE
,
1390 dwProtectFlags
, &hCryptKey
))
1391 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1394 return hKeyContainer
;
1397 /******************************************************************************
1398 * build_hash_signature [Internal]
1400 * Builds a padded version of a hash to match the length of the RSA key modulus.
1403 * pbSignature [O] The padded hash object is stored here.
1404 * dwLen [I] Length of the pbSignature buffer.
1405 * aiAlgid [I] Algorithm identifier of the hash to be padded.
1406 * abHashValue [I] The value of the hash object.
1407 * dwHashLen [I] Length of the hash value.
1408 * dwFlags [I] Selection of padding algorithm.
1412 * Failure: FALSE (NTE_BAD_ALGID)
1414 static BOOL
build_hash_signature(BYTE
*pbSignature
, DWORD dwLen
, ALG_ID aiAlgid
,
1415 CONST BYTE
*abHashValue
, DWORD dwHashLen
, DWORD dwFlags
)
1417 /* These prefixes are meant to be concatenated with hash values of the
1418 * respective kind to form a PKCS #7 DigestInfo. */
1419 static const struct tagOIDDescriptor
{
1422 CONST BYTE abOID
[19];
1423 } aOIDDescriptor
[] = {
1424 { CALG_MD2
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1425 0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
1426 { CALG_MD4
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1427 0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
1428 { CALG_MD5
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1429 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
1430 { CALG_SHA
, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
1431 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
1432 { CALG_SHA_256
, 19, { 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1433 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1434 0x05, 0x00, 0x04, 0x20 } },
1435 { CALG_SHA_384
, 19, { 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1436 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1437 0x05, 0x00, 0x04, 0x30 } },
1438 { CALG_SHA_384
, 19, { 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1439 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1440 0x05, 0x00, 0x04, 0x40 } },
1441 { CALG_SSL3_SHAMD5
, 0, { 0 } },
1444 DWORD dwIdxOID
, i
, j
;
1446 for (dwIdxOID
= 0; aOIDDescriptor
[dwIdxOID
].aiAlgid
; dwIdxOID
++) {
1447 if (aOIDDescriptor
[dwIdxOID
].aiAlgid
== aiAlgid
) break;
1450 if (!aOIDDescriptor
[dwIdxOID
].aiAlgid
) {
1451 SetLastError(NTE_BAD_ALGID
);
1455 /* Build the padded signature */
1456 if (dwFlags
& CRYPT_X931_FORMAT
) {
1457 pbSignature
[0] = 0x6b;
1458 for (i
=1; i
< dwLen
- dwHashLen
- 3; i
++) {
1459 pbSignature
[i
] = 0xbb;
1461 pbSignature
[i
++] = 0xba;
1462 for (j
=0; j
< dwHashLen
; j
++, i
++) {
1463 pbSignature
[i
] = abHashValue
[j
];
1465 pbSignature
[i
++] = 0x33;
1466 pbSignature
[i
++] = 0xcc;
1468 pbSignature
[0] = 0x00;
1469 pbSignature
[1] = 0x01;
1470 if (dwFlags
& CRYPT_NOHASHOID
) {
1471 for (i
=2; i
< dwLen
- 1 - dwHashLen
; i
++) {
1472 pbSignature
[i
] = 0xff;
1474 pbSignature
[i
++] = 0x00;
1476 for (i
=2; i
< dwLen
- 1 - aOIDDescriptor
[dwIdxOID
].dwLen
- dwHashLen
; i
++) {
1477 pbSignature
[i
] = 0xff;
1479 pbSignature
[i
++] = 0x00;
1480 for (j
=0; j
< aOIDDescriptor
[dwIdxOID
].dwLen
; j
++) {
1481 pbSignature
[i
++] = aOIDDescriptor
[dwIdxOID
].abOID
[j
];
1484 for (j
=0; j
< dwHashLen
; j
++) {
1485 pbSignature
[i
++] = abHashValue
[j
];
1492 /******************************************************************************
1495 * This is an implementation of the 'P_hash' helper function for TLS1's PRF.
1496 * It is used exclusively by tls1_prf. For details see RFC 2246, chapter 5.
1497 * The pseudo random stream generated by this function is exclusive or'ed with
1498 * the data in pbBuffer.
1501 * hHMAC [I] HMAC object, which will be used in pseudo random generation
1502 * pblobSeed [I] Seed value
1503 * pbBuffer [I/O] Pseudo random stream will be xor'ed to the provided data
1504 * dwBufferLen [I] Number of pseudo random bytes desired
1510 static BOOL
tls1_p(HCRYPTHASH hHMAC
, CONST PCRYPT_DATA_BLOB pblobSeed
, PBYTE pbBuffer
, DWORD dwBufferLen
)
1513 BYTE abAi
[RSAENH_MAX_HASH_SIZE
];
1516 if (!lookup_handle(&handle_table
, hHMAC
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pHMAC
)) {
1517 SetLastError(NTE_BAD_HASH
);
1521 /* compute A_1 = HMAC(seed) */
1523 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1524 finalize_hash(pHMAC
);
1525 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1528 /* compute HMAC(A_i + seed) */
1530 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1531 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1532 finalize_hash(pHMAC
);
1534 /* pseudo random stream := CONCAT_{i=1..n} ( HMAC(A_i + seed) ) */
1536 if (i
>= dwBufferLen
) break;
1537 pbBuffer
[i
] ^= pHMAC
->abHashValue
[i
% pHMAC
->dwHashSize
];
1539 } while (i
% pHMAC
->dwHashSize
);
1541 /* compute A_{i+1} = HMAC(A_i) */
1543 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1544 finalize_hash(pHMAC
);
1545 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1546 } while (i
< dwBufferLen
);
1551 /******************************************************************************
1552 * tls1_prf [Internal]
1554 * TLS1 pseudo random function as specified in RFC 2246, chapter 5
1557 * hProv [I] Key container used to compute the pseudo random stream
1558 * hSecret [I] Key that holds the (pre-)master secret
1559 * pblobLabel [I] Descriptive label
1560 * pblobSeed [I] Seed value
1561 * pbBuffer [O] Pseudo random numbers will be stored here
1562 * dwBufferLen [I] Number of pseudo random bytes desired
1568 static BOOL
tls1_prf(HCRYPTPROV hProv
, HCRYPTPROV hSecret
, CONST PCRYPT_DATA_BLOB pblobLabel
,
1569 CONST PCRYPT_DATA_BLOB pblobSeed
, PBYTE pbBuffer
, DWORD dwBufferLen
)
1571 HMAC_INFO hmacInfo
= { 0, NULL
, 0, NULL
, 0 };
1572 HCRYPTHASH hHMAC
= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
1573 HCRYPTKEY hHalfSecret
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1574 CRYPTKEY
*pHalfSecret
, *pSecret
;
1575 DWORD dwHalfSecretLen
;
1576 BOOL result
= FALSE
;
1577 CRYPT_DATA_BLOB blobLabelSeed
;
1579 TRACE("(hProv=%08lx, hSecret=%08lx, pblobLabel=%p, pblobSeed=%p, pbBuffer=%p, dwBufferLen=%d)\n",
1580 hProv
, hSecret
, pblobLabel
, pblobSeed
, pbBuffer
, dwBufferLen
);
1582 if (!lookup_handle(&handle_table
, hSecret
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSecret
)) {
1583 SetLastError(NTE_FAIL
);
1587 dwHalfSecretLen
= (pSecret
->dwKeyLen
+1)/2;
1589 /* concatenation of the label and the seed */
1590 if (!concat_data_blobs(&blobLabelSeed
, pblobLabel
, pblobSeed
)) goto exit
;
1592 /* zero out the buffer, since two random streams will be xor'ed into it. */
1593 memset(pbBuffer
, 0, dwBufferLen
);
1595 /* build a 'fake' key, to hold the secret. CALG_SSL2_MASTER is used since it provides
1596 * the biggest range of valid key lengths. */
1597 hHalfSecret
= new_key(hProv
, CALG_SSL2_MASTER
, MAKELONG(0,dwHalfSecretLen
*8), &pHalfSecret
);
1598 if (hHalfSecret
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) goto exit
;
1600 /* Derive an HMAC_MD5 hash and call the helper function. */
1601 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
, dwHalfSecretLen
);
1602 if (!RSAENH_CPCreateHash(hProv
, CALG_HMAC
, hHalfSecret
, 0, &hHMAC
)) goto exit
;
1603 hmacInfo
.HashAlgid
= CALG_MD5
;
1604 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1605 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1607 /* Reconfigure to HMAC_SHA hash and call helper function again. */
1608 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
+ (pSecret
->dwKeyLen
/2), dwHalfSecretLen
);
1609 hmacInfo
.HashAlgid
= CALG_SHA
;
1610 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1611 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1615 release_handle(&handle_table
, hHalfSecret
, RSAENH_MAGIC_KEY
);
1616 if (hHMAC
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
) RSAENH_CPDestroyHash(hProv
, hHMAC
);
1617 free_data_blob(&blobLabelSeed
);
1621 /******************************************************************************
1622 * pad_data [Internal]
1624 * Helper function for data padding according to PKCS1 #2
1627 * abData [I] The data to be padded
1628 * dwDataLen [I] Length of the data
1629 * abBuffer [O] Padded data will be stored here
1630 * dwBufferLen [I] Length of the buffer (also length of padded data)
1631 * dwFlags [I] Padding format (CRYPT_SSL2_FALLBACK)
1635 * Failure: FALSE (NTE_BAD_LEN, too much data to pad)
1637 static BOOL
pad_data(CONST BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD dwBufferLen
,
1642 /* Ensure there is enough space for PKCS1 #2 padding */
1643 if (dwDataLen
> dwBufferLen
-11) {
1644 SetLastError(NTE_BAD_LEN
);
1648 memmove(abBuffer
+ dwBufferLen
- dwDataLen
, abData
, dwDataLen
);
1651 abBuffer
[1] = RSAENH_PKC_BLOCKTYPE
;
1652 for (i
=2; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1653 do gen_rand_impl(&abBuffer
[i
], 1); while (!abBuffer
[i
]);
1654 if (dwFlags
& CRYPT_SSL2_FALLBACK
)
1655 for (i
-=8; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1662 /******************************************************************************
1663 * unpad_data [Internal]
1665 * Remove the PKCS1 padding from RSA decrypted data
1668 * abData [I] The padded data
1669 * dwDataLen [I] Length of the padded data
1670 * abBuffer [O] Data without padding will be stored here
1671 * dwBufferLen [I/O] I: Length of the buffer, O: Length of unpadded data
1672 * dwFlags [I] Currently none defined
1676 * Failure: FALSE, (NTE_BAD_DATA, no valid PKCS1 padding or buffer too small)
1678 static BOOL
unpad_data(CONST BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD
*dwBufferLen
,
1683 for (i
=2; i
<dwDataLen
; i
++)
1687 if ((i
== dwDataLen
) || (*dwBufferLen
< dwDataLen
- i
- 1) ||
1688 (abData
[0] != 0x00) || (abData
[1] != RSAENH_PKC_BLOCKTYPE
))
1690 SetLastError(NTE_BAD_DATA
);
1694 *dwBufferLen
= dwDataLen
- i
- 1;
1695 memmove(abBuffer
, abData
+ i
+ 1, *dwBufferLen
);
1699 /******************************************************************************
1700 * CPAcquireContext (RSAENH.@)
1702 * Acquire a handle to the key container specified by pszContainer
1705 * phProv [O] Pointer to the location the acquired handle will be written to.
1706 * pszContainer [I] Name of the desired key container. See Notes
1707 * dwFlags [I] Flags. See Notes.
1708 * pVTable [I] Pointer to a PVTableProvStruct containing callbacks.
1715 * If pszContainer is NULL or points to a zero length string the user's login
1716 * name will be used as the key container name.
1718 * If the CRYPT_NEW_KEYSET flag is set in dwFlags a new keyset will be created.
1719 * If a keyset with the given name already exists, the function fails and sets
1720 * last error to NTE_EXISTS. If CRYPT_NEW_KEYSET is not set and the specified
1721 * key container does not exist, function fails and sets last error to
1724 BOOL WINAPI
RSAENH_CPAcquireContext(HCRYPTPROV
*phProv
, LPSTR pszContainer
,
1725 DWORD dwFlags
, PVTableProvStruc pVTable
)
1727 CHAR szKeyContainerName
[MAX_PATH
];
1729 TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08x, pVTable=%p)\n", phProv
,
1730 debugstr_a(pszContainer
), dwFlags
, pVTable
);
1732 if (pszContainer
&& *pszContainer
)
1734 lstrcpynA(szKeyContainerName
, pszContainer
, MAX_PATH
);
1738 DWORD dwLen
= sizeof(szKeyContainerName
);
1739 if (!GetUserNameA(szKeyContainerName
, &dwLen
)) return FALSE
;
1742 switch (dwFlags
& (CRYPT_NEWKEYSET
|CRYPT_VERIFYCONTEXT
|CRYPT_DELETEKEYSET
))
1745 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1748 case CRYPT_DELETEKEYSET
:
1749 return delete_container_key(szKeyContainerName
, dwFlags
);
1751 case CRYPT_NEWKEYSET
:
1752 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1753 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1755 release_handle(&handle_table
, *phProv
, RSAENH_MAGIC_CONTAINER
);
1756 TRACE("Can't create new keyset, already exists\n");
1757 SetLastError(NTE_EXISTS
);
1760 *phProv
= new_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1763 case CRYPT_VERIFYCONTEXT
|CRYPT_NEWKEYSET
:
1764 case CRYPT_VERIFYCONTEXT
:
1765 if (pszContainer
&& *pszContainer
) {
1766 TRACE("pszContainer should be empty\n");
1767 SetLastError(NTE_BAD_FLAGS
);
1770 *phProv
= new_key_container("", dwFlags
, pVTable
);
1774 *phProv
= (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1775 SetLastError(NTE_BAD_FLAGS
);
1779 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
) {
1780 SetLastError(ERROR_SUCCESS
);
1787 /******************************************************************************
1788 * CPCreateHash (RSAENH.@)
1790 * CPCreateHash creates and initalizes a new hash object.
1793 * hProv [I] Handle to the key container to which the new hash will belong.
1794 * Algid [I] Identifies the hash algorithm, which will be used for the hash.
1795 * hKey [I] Handle to a session key applied for keyed hashes.
1796 * dwFlags [I] Currently no flags defined. Must be zero.
1797 * phHash [O] Points to the location where a handle to the new hash will be stored.
1804 * hKey is a handle to a session key applied in keyed hashes like MAC and HMAC.
1805 * If a normal hash object is to be created (like e.g. MD2 or SHA1) hKey must be zero.
1807 BOOL WINAPI
RSAENH_CPCreateHash(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTKEY hKey
, DWORD dwFlags
,
1810 CRYPTKEY
*pCryptKey
;
1811 CRYPTHASH
*pCryptHash
;
1812 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
1814 TRACE("(hProv=%08lx, Algid=%08x, hKey=%08lx, dwFlags=%08x, phHash=%p)\n", hProv
, Algid
, hKey
,
1817 peaAlgidInfo
= get_algid_info(hProv
, Algid
);
1818 if (!peaAlgidInfo
) return FALSE
;
1822 SetLastError(NTE_BAD_FLAGS
);
1826 if (Algid
== CALG_MAC
|| Algid
== CALG_HMAC
|| Algid
== CALG_SCHANNEL_MASTER_HASH
||
1827 Algid
== CALG_TLS1PRF
)
1829 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
)) {
1830 SetLastError(NTE_BAD_KEY
);
1834 if ((Algid
== CALG_MAC
) && (GET_ALG_TYPE(pCryptKey
->aiAlgid
) != ALG_TYPE_BLOCK
)) {
1835 SetLastError(NTE_BAD_KEY
);
1839 if ((Algid
== CALG_SCHANNEL_MASTER_HASH
|| Algid
== CALG_TLS1PRF
) &&
1840 (pCryptKey
->aiAlgid
!= CALG_TLS1_MASTER
))
1842 SetLastError(NTE_BAD_KEY
);
1846 if ((Algid
== CALG_TLS1PRF
) && (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
)) {
1847 SetLastError(NTE_BAD_KEY_STATE
);
1852 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
1853 destroy_hash
, (OBJECTHDR
**)&pCryptHash
);
1854 if (!pCryptHash
) return FALSE
;
1856 pCryptHash
->aiAlgid
= Algid
;
1857 pCryptHash
->hKey
= hKey
;
1858 pCryptHash
->hProv
= hProv
;
1859 pCryptHash
->dwState
= RSAENH_HASHSTATE_HASHING
;
1860 pCryptHash
->pHMACInfo
= NULL
;
1861 pCryptHash
->dwHashSize
= peaAlgidInfo
->dwDefaultLen
>> 3;
1862 init_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
1863 init_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
1865 if (Algid
== CALG_SCHANNEL_MASTER_HASH
) {
1866 static const char keyex
[] = "key expansion";
1867 BYTE key_expansion
[sizeof keyex
];
1868 CRYPT_DATA_BLOB blobRandom
, blobKeyExpansion
= { 13, key_expansion
};
1870 memcpy( key_expansion
, keyex
, sizeof keyex
);
1872 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
) {
1873 static const char msec
[] = "master secret";
1874 BYTE master_secret
[sizeof msec
];
1875 CRYPT_DATA_BLOB blobLabel
= { 13, master_secret
};
1876 BYTE abKeyValue
[48];
1878 memcpy( master_secret
, msec
, sizeof msec
);
1880 /* See RFC 2246, chapter 8.1 */
1881 if (!concat_data_blobs(&blobRandom
,
1882 &pCryptKey
->siSChannelInfo
.blobClientRandom
,
1883 &pCryptKey
->siSChannelInfo
.blobServerRandom
))
1887 tls1_prf(hProv
, hKey
, &blobLabel
, &blobRandom
, abKeyValue
, 48);
1888 pCryptKey
->dwState
= RSAENH_KEYSTATE_MASTERKEY
;
1889 memcpy(pCryptKey
->abKeyValue
, abKeyValue
, 48);
1890 free_data_blob(&blobRandom
);
1893 /* See RFC 2246, chapter 6.3 */
1894 if (!concat_data_blobs(&blobRandom
,
1895 &pCryptKey
->siSChannelInfo
.blobServerRandom
,
1896 &pCryptKey
->siSChannelInfo
.blobClientRandom
))
1900 tls1_prf(hProv
, hKey
, &blobKeyExpansion
, &blobRandom
, pCryptHash
->abHashValue
,
1901 RSAENH_MAX_HASH_SIZE
);
1902 free_data_blob(&blobRandom
);
1905 return init_hash(pCryptHash
);
1908 /******************************************************************************
1909 * CPDestroyHash (RSAENH.@)
1911 * Releases the handle to a hash object. The object is destroyed if it's reference
1912 * count reaches zero.
1915 * hProv [I] Handle to the key container to which the hash object belongs.
1916 * hHash [I] Handle to the hash object to be released.
1922 BOOL WINAPI
RSAENH_CPDestroyHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
)
1924 TRACE("(hProv=%08lx, hHash=%08lx)\n", hProv
, hHash
);
1926 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
1928 SetLastError(NTE_BAD_UID
);
1932 if (!release_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
))
1934 SetLastError(NTE_BAD_HASH
);
1941 /******************************************************************************
1942 * CPDestroyKey (RSAENH.@)
1944 * Releases the handle to a key object. The object is destroyed if it's reference
1945 * count reaches zero.
1948 * hProv [I] Handle to the key container to which the key object belongs.
1949 * hKey [I] Handle to the key object to be released.
1955 BOOL WINAPI
RSAENH_CPDestroyKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
)
1957 TRACE("(hProv=%08lx, hKey=%08lx)\n", hProv
, hKey
);
1959 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
1961 SetLastError(NTE_BAD_UID
);
1965 if (!release_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
))
1967 SetLastError(NTE_BAD_KEY
);
1974 /******************************************************************************
1975 * CPDuplicateHash (RSAENH.@)
1977 * Clones a hash object including it's current state.
1980 * hUID [I] Handle to the key container the hash belongs to.
1981 * hHash [I] Handle to the hash object to be cloned.
1982 * pdwReserved [I] Reserved. Must be NULL.
1983 * dwFlags [I] No flags are currently defined. Must be 0.
1984 * phHash [O] Handle to the cloned hash object.
1990 BOOL WINAPI
RSAENH_CPDuplicateHash(HCRYPTPROV hUID
, HCRYPTHASH hHash
, DWORD
*pdwReserved
,
1991 DWORD dwFlags
, HCRYPTHASH
*phHash
)
1993 CRYPTHASH
*pSrcHash
, *pDestHash
;
1995 TRACE("(hUID=%08lx, hHash=%08lx, pdwReserved=%p, dwFlags=%08x, phHash=%p)\n", hUID
, hHash
,
1996 pdwReserved
, dwFlags
, phHash
);
1998 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2000 SetLastError(NTE_BAD_UID
);
2004 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pSrcHash
))
2006 SetLastError(NTE_BAD_HASH
);
2010 if (!phHash
|| pdwReserved
|| dwFlags
)
2012 SetLastError(ERROR_INVALID_PARAMETER
);
2016 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
2017 destroy_hash
, (OBJECTHDR
**)&pDestHash
);
2018 if (*phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
)
2020 *pDestHash
= *pSrcHash
;
2021 duplicate_hash_impl(pSrcHash
->aiAlgid
, &pSrcHash
->context
, &pDestHash
->context
);
2022 copy_hmac_info(&pDestHash
->pHMACInfo
, pSrcHash
->pHMACInfo
);
2023 copy_data_blob(&pDestHash
->tpPRFParams
.blobLabel
, &pSrcHash
->tpPRFParams
.blobLabel
);
2024 copy_data_blob(&pDestHash
->tpPRFParams
.blobSeed
, &pSrcHash
->tpPRFParams
.blobSeed
);
2027 return *phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
2030 /******************************************************************************
2031 * CPDuplicateKey (RSAENH.@)
2033 * Clones a key object including it's current state.
2036 * hUID [I] Handle to the key container the hash belongs to.
2037 * hKey [I] Handle to the key object to be cloned.
2038 * pdwReserved [I] Reserved. Must be NULL.
2039 * dwFlags [I] No flags are currently defined. Must be 0.
2040 * phHash [O] Handle to the cloned key object.
2046 BOOL WINAPI
RSAENH_CPDuplicateKey(HCRYPTPROV hUID
, HCRYPTKEY hKey
, DWORD
*pdwReserved
,
2047 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2049 CRYPTKEY
*pSrcKey
, *pDestKey
;
2051 TRACE("(hUID=%08lx, hKey=%08lx, pdwReserved=%p, dwFlags=%08x, phKey=%p)\n", hUID
, hKey
,
2052 pdwReserved
, dwFlags
, phKey
);
2054 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2056 SetLastError(NTE_BAD_UID
);
2060 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSrcKey
))
2062 SetLastError(NTE_BAD_KEY
);
2066 if (!phKey
|| pdwReserved
|| dwFlags
)
2068 SetLastError(ERROR_INVALID_PARAMETER
);
2072 *phKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
, destroy_key
,
2073 (OBJECTHDR
**)&pDestKey
);
2074 if (*phKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2076 *pDestKey
= *pSrcKey
;
2077 copy_data_blob(&pDestKey
->siSChannelInfo
.blobServerRandom
,
2078 &pSrcKey
->siSChannelInfo
.blobServerRandom
);
2079 copy_data_blob(&pDestKey
->siSChannelInfo
.blobClientRandom
,
2080 &pSrcKey
->siSChannelInfo
.blobClientRandom
);
2081 duplicate_key_impl(pSrcKey
->aiAlgid
, &pSrcKey
->context
, &pDestKey
->context
);
2090 /******************************************************************************
2091 * CPEncrypt (RSAENH.@)
2096 * hProv [I] The key container hKey and hHash belong to.
2097 * hKey [I] The key used to encrypt the data.
2098 * hHash [I] An optional hash object for parallel hashing. See notes.
2099 * Final [I] Indicates if this is the last block of data to encrypt.
2100 * dwFlags [I] Currently no flags defined. Must be zero.
2101 * pbData [I/O] Pointer to the data to encrypt. Encrypted data will also be stored there.
2102 * pdwDataLen [I/O] I: Length of data to encrypt, O: Length of encrypted data.
2103 * dwBufLen [I] Size of the buffer at pbData.
2110 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2111 * This is useful for message signatures.
2113 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2115 BOOL WINAPI
RSAENH_CPEncrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2116 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
, DWORD dwBufLen
)
2118 CRYPTKEY
*pCryptKey
;
2119 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2120 DWORD dwEncryptedLen
, i
, j
, k
;
2122 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2123 "pdwDataLen=%p, dwBufLen=%d)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
,
2126 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2128 SetLastError(NTE_BAD_UID
);
2134 SetLastError(NTE_BAD_FLAGS
);
2138 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2140 SetLastError(NTE_BAD_KEY
);
2144 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2145 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2147 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2149 SetLastError(NTE_BAD_DATA
);
2153 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2154 if (!RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2157 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2158 if (!Final
&& (*pdwDataLen
% pCryptKey
->dwBlockLen
)) {
2159 SetLastError(NTE_BAD_DATA
);
2163 dwEncryptedLen
= (*pdwDataLen
/pCryptKey
->dwBlockLen
+(Final
?1:0))*pCryptKey
->dwBlockLen
;
2165 if (pbData
== NULL
) {
2166 *pdwDataLen
= dwEncryptedLen
;
2169 else if (dwEncryptedLen
> dwBufLen
) {
2170 *pdwDataLen
= dwEncryptedLen
;
2171 SetLastError(ERROR_MORE_DATA
);
2175 /* Pad final block with length bytes */
2176 for (i
=*pdwDataLen
; i
<dwEncryptedLen
; i
++) pbData
[i
] = dwEncryptedLen
- *pdwDataLen
;
2177 *pdwDataLen
= dwEncryptedLen
;
2179 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2180 switch (pCryptKey
->dwMode
) {
2181 case CRYPT_MODE_ECB
:
2182 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2186 case CRYPT_MODE_CBC
:
2187 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) in
[j
] ^= pCryptKey
->abChainVector
[j
];
2188 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2190 memcpy(pCryptKey
->abChainVector
, out
, pCryptKey
->dwBlockLen
);
2193 case CRYPT_MODE_CFB
:
2194 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2195 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2196 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2197 out
[j
] = in
[j
] ^ o
[0];
2198 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2199 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2200 pCryptKey
->abChainVector
[k
] = out
[j
];
2205 SetLastError(NTE_BAD_ALGID
);
2208 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2210 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2211 if (pbData
== NULL
) {
2212 *pdwDataLen
= dwBufLen
;
2215 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2216 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2217 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2218 SetLastError(NTE_BAD_KEY
);
2222 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2225 if (dwBufLen
< pCryptKey
->dwBlockLen
) {
2226 SetLastError(ERROR_MORE_DATA
);
2229 if (!pad_data(pbData
, *pdwDataLen
, pbData
, pCryptKey
->dwBlockLen
, dwFlags
)) return FALSE
;
2230 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_ENCRYPT
);
2231 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2234 SetLastError(NTE_BAD_TYPE
);
2238 if (Final
) setup_key(pCryptKey
);
2243 /******************************************************************************
2244 * CPDecrypt (RSAENH.@)
2249 * hProv [I] The key container hKey and hHash belong to.
2250 * hKey [I] The key used to decrypt the data.
2251 * hHash [I] An optional hash object for parallel hashing. See notes.
2252 * Final [I] Indicates if this is the last block of data to decrypt.
2253 * dwFlags [I] Currently no flags defined. Must be zero.
2254 * pbData [I/O] Pointer to the data to decrypt. Plaintext will also be stored there.
2255 * pdwDataLen [I/O] I: Length of ciphertext, O: Length of plaintext.
2262 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2263 * This is useful for message signatures.
2265 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2267 BOOL WINAPI
RSAENH_CPDecrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2268 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2270 CRYPTKEY
*pCryptKey
;
2271 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2275 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2276 "pdwDataLen=%p)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
);
2278 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2280 SetLastError(NTE_BAD_UID
);
2286 SetLastError(NTE_BAD_FLAGS
);
2290 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2292 SetLastError(NTE_BAD_KEY
);
2296 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2297 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2299 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2301 SetLastError(NTE_BAD_DATA
);
2307 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2308 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2309 switch (pCryptKey
->dwMode
) {
2310 case CRYPT_MODE_ECB
:
2311 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2315 case CRYPT_MODE_CBC
:
2316 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2318 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) out
[j
] ^= pCryptKey
->abChainVector
[j
];
2319 memcpy(pCryptKey
->abChainVector
, in
, pCryptKey
->dwBlockLen
);
2322 case CRYPT_MODE_CFB
:
2323 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2324 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2325 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2326 out
[j
] = in
[j
] ^ o
[0];
2327 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2328 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2329 pCryptKey
->abChainVector
[k
] = in
[j
];
2334 SetLastError(NTE_BAD_ALGID
);
2337 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2340 if (pbData
[*pdwDataLen
-1] &&
2341 pbData
[*pdwDataLen
-1] <= pCryptKey
->dwBlockLen
&&
2342 pbData
[*pdwDataLen
-1] <= *pdwDataLen
) {
2343 BOOL padOkay
= TRUE
;
2345 /* check that every bad byte has the same value */
2346 for (i
= 1; padOkay
&& i
< pbData
[*pdwDataLen
-1]; i
++)
2347 if (pbData
[*pdwDataLen
- i
- 1] != pbData
[*pdwDataLen
- 1])
2350 *pdwDataLen
-= pbData
[*pdwDataLen
-1];
2352 SetLastError(NTE_BAD_DATA
);
2357 SetLastError(NTE_BAD_DATA
);
2362 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2363 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2364 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2365 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2366 SetLastError(NTE_BAD_KEY
);
2369 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_DECRYPT
);
2370 if (!unpad_data(pbData
, pCryptKey
->dwBlockLen
, pbData
, pdwDataLen
, dwFlags
)) return FALSE
;
2373 SetLastError(NTE_BAD_TYPE
);
2377 if (Final
) setup_key(pCryptKey
);
2379 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2380 if (*pdwDataLen
>dwMax
||
2381 !RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2387 static BOOL
crypt_export_simple(CRYPTKEY
*pCryptKey
, CRYPTKEY
*pPubKey
,
2388 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2390 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2391 ALG_ID
*pAlgid
= (ALG_ID
*)(pBlobHeader
+1);
2394 if (!(GET_ALG_CLASS(pCryptKey
->aiAlgid
)&(ALG_CLASS_DATA_ENCRYPT
|ALG_CLASS_MSG_ENCRYPT
))) {
2395 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2399 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(ALG_ID
) + pPubKey
->dwBlockLen
;
2401 if (*pdwDataLen
< dwDataLen
) {
2402 SetLastError(ERROR_MORE_DATA
);
2403 *pdwDataLen
= dwDataLen
;
2407 pBlobHeader
->bType
= SIMPLEBLOB
;
2408 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2409 pBlobHeader
->reserved
= 0;
2410 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2412 *pAlgid
= pPubKey
->aiAlgid
;
2414 if (!pad_data(pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
, (BYTE
*)(pAlgid
+1),
2415 pPubKey
->dwBlockLen
, dwFlags
))
2420 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PUBLIC
, &pPubKey
->context
, (BYTE
*)(pAlgid
+1),
2421 (BYTE
*)(pAlgid
+1), RSAENH_ENCRYPT
);
2423 *pdwDataLen
= dwDataLen
;
2427 static BOOL
crypt_export_public_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2430 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2431 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2434 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2435 SetLastError(NTE_BAD_KEY
);
2439 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + pCryptKey
->dwKeyLen
;
2441 if (*pdwDataLen
< dwDataLen
) {
2442 SetLastError(ERROR_MORE_DATA
);
2443 *pdwDataLen
= dwDataLen
;
2447 pBlobHeader
->bType
= PUBLICKEYBLOB
;
2448 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2449 pBlobHeader
->reserved
= 0;
2450 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2452 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA1
;
2453 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2455 export_public_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2456 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2458 *pdwDataLen
= dwDataLen
;
2462 static BOOL
crypt_export_private_key(CRYPTKEY
*pCryptKey
, BOOL force
,
2463 BYTE
*pbData
, DWORD
*pdwDataLen
)
2465 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2466 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2469 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2470 SetLastError(NTE_BAD_KEY
);
2473 if (!force
&& !(pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
2475 SetLastError(NTE_BAD_KEY_STATE
);
2479 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2480 2 * pCryptKey
->dwKeyLen
+ 5 * ((pCryptKey
->dwKeyLen
+ 1) >> 1);
2482 if (*pdwDataLen
< dwDataLen
) {
2483 SetLastError(ERROR_MORE_DATA
);
2484 *pdwDataLen
= dwDataLen
;
2488 pBlobHeader
->bType
= PRIVATEKEYBLOB
;
2489 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2490 pBlobHeader
->reserved
= 0;
2491 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2493 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA2
;
2494 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2496 export_private_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2497 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2499 *pdwDataLen
= dwDataLen
;
2503 static BOOL
crypt_export_plaintext_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2506 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2507 DWORD
*pKeyLen
= (DWORD
*)(pBlobHeader
+1);
2508 BYTE
*pbKey
= (BYTE
*)(pKeyLen
+1);
2511 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(DWORD
) + pCryptKey
->dwKeyLen
;
2513 if (*pdwDataLen
< dwDataLen
) {
2514 SetLastError(ERROR_MORE_DATA
);
2515 *pdwDataLen
= dwDataLen
;
2519 pBlobHeader
->bType
= PLAINTEXTKEYBLOB
;
2520 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2521 pBlobHeader
->reserved
= 0;
2522 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2524 *pKeyLen
= pCryptKey
->dwKeyLen
;
2525 memcpy(pbKey
, &pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
);
2527 *pdwDataLen
= dwDataLen
;
2530 /******************************************************************************
2531 * crypt_export_key [Internal]
2533 * Export a key into a binary large object (BLOB). Called by CPExportKey and
2534 * by store_key_pair.
2537 * pCryptKey [I] Key to be exported.
2538 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2539 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2540 * dwFlags [I] Currently none defined.
2541 * force [I] If TRUE, the key is written no matter what the key's
2542 * permissions are. Otherwise the key's permissions are
2543 * checked before exporting.
2544 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2545 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2551 static BOOL
crypt_export_key(CRYPTKEY
*pCryptKey
, HCRYPTKEY hPubKey
,
2552 DWORD dwBlobType
, DWORD dwFlags
, BOOL force
,
2553 BYTE
*pbData
, DWORD
*pdwDataLen
)
2557 if (dwFlags
& CRYPT_SSL2_FALLBACK
) {
2558 if (pCryptKey
->aiAlgid
!= CALG_SSL2_MASTER
) {
2559 SetLastError(NTE_BAD_KEY
);
2564 switch ((BYTE
)dwBlobType
)
2567 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
)){
2568 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error_code? */
2571 return crypt_export_simple(pCryptKey
, pPubKey
, dwFlags
, pbData
,
2575 if (is_valid_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
)) {
2576 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2580 return crypt_export_public_key(pCryptKey
, pbData
, pdwDataLen
);
2582 case PRIVATEKEYBLOB
:
2583 return crypt_export_private_key(pCryptKey
, force
, pbData
, pdwDataLen
);
2585 case PLAINTEXTKEYBLOB
:
2586 return crypt_export_plaintext_key(pCryptKey
, pbData
, pdwDataLen
);
2589 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
2594 /******************************************************************************
2595 * CPExportKey (RSAENH.@)
2597 * Export a key into a binary large object (BLOB).
2600 * hProv [I] Key container from which a key is to be exported.
2601 * hKey [I] Key to be exported.
2602 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2603 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2604 * dwFlags [I] Currently none defined.
2605 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2606 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2612 BOOL WINAPI
RSAENH_CPExportKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTKEY hPubKey
,
2613 DWORD dwBlobType
, DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2615 CRYPTKEY
*pCryptKey
;
2617 TRACE("(hProv=%08lx, hKey=%08lx, hPubKey=%08lx, dwBlobType=%08x, dwFlags=%08x, pbData=%p,"
2618 "pdwDataLen=%p)\n", hProv
, hKey
, hPubKey
, dwBlobType
, dwFlags
, pbData
, pdwDataLen
);
2620 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2622 SetLastError(NTE_BAD_UID
);
2626 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2628 SetLastError(NTE_BAD_KEY
);
2632 return crypt_export_key(pCryptKey
, hPubKey
, dwBlobType
, dwFlags
, FALSE
,
2633 pbData
, pdwDataLen
);
2636 /******************************************************************************
2637 * release_and_install_key [Internal]
2639 * Release an existing key, if present, and replaces it with a new one.
2642 * hProv [I] Key container into which the key is to be imported.
2643 * src [I] Key which will replace *dest
2644 * dest [I] Points to key to be released and replaced with src
2645 * fStoreKey [I] If TRUE, the newly installed key is stored to the registry.
2647 static void release_and_install_key(HCRYPTPROV hProv
, HCRYPTKEY src
,
2648 HCRYPTKEY
*dest
, DWORD fStoreKey
)
2650 RSAENH_CPDestroyKey(hProv
, *dest
);
2651 copy_handle(&handle_table
, src
, RSAENH_MAGIC_KEY
, dest
);
2654 KEYCONTAINER
*pKeyContainer
;
2656 if (lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2657 (OBJECTHDR
**)&pKeyContainer
))
2659 store_key_container_keys(pKeyContainer
);
2660 store_key_container_permissions(pKeyContainer
);
2665 /******************************************************************************
2666 * import_private_key [Internal]
2668 * Import a BLOB'ed private key into a key container.
2671 * hProv [I] Key container into which the private key is to be imported.
2672 * pbData [I] Pointer to a buffer which holds the private key BLOB.
2673 * dwDataLen [I] Length of data in buffer at pbData.
2674 * dwFlags [I] One of:
2675 * CRYPT_EXPORTABLE: the imported key is marked exportable
2676 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2677 * phKey [O] Handle to the imported key.
2681 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2682 * it's a PRIVATEKEYBLOB.
2688 static BOOL
import_private_key(HCRYPTPROV hProv
, CONST BYTE
*pbData
, DWORD dwDataLen
,
2689 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
2691 KEYCONTAINER
*pKeyContainer
;
2692 CRYPTKEY
*pCryptKey
;
2693 CONST BLOBHEADER
*pBlobHeader
= (CONST BLOBHEADER
*)pbData
;
2694 CONST RSAPUBKEY
*pRSAPubKey
= (CONST RSAPUBKEY
*)(pBlobHeader
+1);
2697 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2698 (OBJECTHDR
**)&pKeyContainer
))
2700 SetLastError(NTE_BAD_UID
);
2704 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)) ||
2705 (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA2
) ||
2706 (dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2707 (2 * pRSAPubKey
->bitlen
>> 3) + (5 * ((pRSAPubKey
->bitlen
+8)>>4))))
2709 SetLastError(NTE_BAD_DATA
);
2713 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2714 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2715 setup_key(pCryptKey
);
2716 ret
= import_private_key_impl((CONST BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2717 pRSAPubKey
->bitlen
/8, pRSAPubKey
->pubexp
);
2719 if (dwFlags
& CRYPT_EXPORTABLE
)
2720 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2721 switch (pBlobHeader
->aiKeyAlg
)
2725 TRACE("installing signing key\n");
2726 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hSignatureKeyPair
,
2729 case AT_KEYEXCHANGE
:
2731 TRACE("installing key exchange key\n");
2732 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hKeyExchangeKeyPair
,
2740 /******************************************************************************
2741 * import_public_key [Internal]
2743 * Import a BLOB'ed public key into a key container.
2746 * hProv [I] Key container into which the public key is to be imported.
2747 * pbData [I] Pointer to a buffer which holds the public key BLOB.
2748 * dwDataLen [I] Length of data in buffer at pbData.
2749 * dwFlags [I] One of:
2750 * CRYPT_EXPORTABLE: the imported key is marked exportable
2751 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2752 * phKey [O] Handle to the imported key.
2756 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2757 * it's a PUBLICKEYBLOB.
2763 static BOOL
import_public_key(HCRYPTPROV hProv
, CONST BYTE
*pbData
, DWORD dwDataLen
,
2764 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
2766 KEYCONTAINER
*pKeyContainer
;
2767 CRYPTKEY
*pCryptKey
;
2768 CONST BLOBHEADER
*pBlobHeader
= (CONST BLOBHEADER
*)pbData
;
2769 CONST RSAPUBKEY
*pRSAPubKey
= (CONST RSAPUBKEY
*)(pBlobHeader
+1);
2773 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2774 (OBJECTHDR
**)&pKeyContainer
))
2776 SetLastError(NTE_BAD_UID
);
2780 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)) ||
2781 (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA1
) ||
2782 (dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + (pRSAPubKey
->bitlen
>> 3)))
2784 SetLastError(NTE_BAD_DATA
);
2788 /* Since this is a public key blob, only the public key is
2789 * available, so only signature verification is possible.
2791 algID
= pBlobHeader
->aiKeyAlg
;
2792 *phKey
= new_key(hProv
, algID
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2793 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2794 setup_key(pCryptKey
);
2795 ret
= import_public_key_impl((CONST BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2796 pRSAPubKey
->bitlen
>> 3, pRSAPubKey
->pubexp
);
2798 if (dwFlags
& CRYPT_EXPORTABLE
)
2799 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2800 switch (pBlobHeader
->aiKeyAlg
)
2802 case AT_KEYEXCHANGE
:
2804 TRACE("installing public key\n");
2805 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hKeyExchangeKeyPair
,
2813 /******************************************************************************
2814 * import_symmetric_key [Internal]
2816 * Import a BLOB'ed symmetric key into a key container.
2819 * hProv [I] Key container into which the symmetric key is to be imported.
2820 * pbData [I] Pointer to a buffer which holds the symmetric key BLOB.
2821 * dwDataLen [I] Length of data in buffer at pbData.
2822 * hPubKey [I] Key used to decrypt sensitive BLOB data.
2823 * dwFlags [I] One of:
2824 * CRYPT_EXPORTABLE: the imported key is marked exportable
2825 * phKey [O] Handle to the imported key.
2829 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2830 * it's a SIMPLEBLOB.
2836 static BOOL
import_symmetric_key(HCRYPTPROV hProv
, CONST BYTE
*pbData
,
2837 DWORD dwDataLen
, HCRYPTKEY hPubKey
,
2838 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2840 CRYPTKEY
*pCryptKey
, *pPubKey
;
2841 CONST BLOBHEADER
*pBlobHeader
= (CONST BLOBHEADER
*)pbData
;
2842 CONST ALG_ID
*pAlgid
= (CONST ALG_ID
*)(pBlobHeader
+1);
2843 CONST BYTE
*pbKeyStream
= (CONST BYTE
*)(pAlgid
+ 1);
2847 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
) ||
2848 pPubKey
->aiAlgid
!= CALG_RSA_KEYX
)
2850 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error code? */
2854 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(ALG_ID
)+pPubKey
->dwBlockLen
)
2856 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2860 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, pPubKey
->dwBlockLen
);
2861 if (!pbDecrypted
) return FALSE
;
2862 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PRIVATE
, &pPubKey
->context
, pbKeyStream
, pbDecrypted
,
2865 dwKeyLen
= RSAENH_MAX_KEY_SIZE
;
2866 if (!unpad_data(pbDecrypted
, pPubKey
->dwBlockLen
, pbDecrypted
, &dwKeyLen
, dwFlags
)) {
2867 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2871 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, dwKeyLen
<<19, &pCryptKey
);
2872 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2874 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2877 memcpy(pCryptKey
->abKeyValue
, pbDecrypted
, dwKeyLen
);
2878 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2879 setup_key(pCryptKey
);
2880 if (dwFlags
& CRYPT_EXPORTABLE
)
2881 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2885 /******************************************************************************
2886 * import_plaintext_key [Internal]
2888 * Import a plaintext key into a key container.
2891 * hProv [I] Key container into which the symmetric key is to be imported.
2892 * pbData [I] Pointer to a buffer which holds the plaintext key BLOB.
2893 * dwDataLen [I] Length of data in buffer at pbData.
2894 * dwFlags [I] One of:
2895 * CRYPT_EXPORTABLE: the imported key is marked exportable
2896 * phKey [O] Handle to the imported key.
2900 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2901 * it's a PLAINTEXTKEYBLOB.
2907 static BOOL
import_plaintext_key(HCRYPTPROV hProv
, CONST BYTE
*pbData
,
2908 DWORD dwDataLen
, DWORD dwFlags
,
2911 CRYPTKEY
*pCryptKey
;
2912 CONST BLOBHEADER
*pBlobHeader
= (CONST BLOBHEADER
*)pbData
;
2913 CONST DWORD
*pKeyLen
= (CONST DWORD
*)(pBlobHeader
+ 1);
2914 CONST BYTE
*pbKeyStream
= (CONST BYTE
*)(pKeyLen
+ 1);
2916 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(DWORD
)+*pKeyLen
)
2918 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2922 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, *pKeyLen
<<19, &pCryptKey
);
2923 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2925 memcpy(pCryptKey
->abKeyValue
, pbKeyStream
, *pKeyLen
);
2926 setup_key(pCryptKey
);
2927 if (dwFlags
& CRYPT_EXPORTABLE
)
2928 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2932 /******************************************************************************
2933 * import_key [Internal]
2935 * Import a BLOB'ed key into a key container, optionally storing the key's
2936 * value to the registry.
2939 * hProv [I] Key container into which the key is to be imported.
2940 * pbData [I] Pointer to a buffer which holds the BLOB.
2941 * dwDataLen [I] Length of data in buffer at pbData.
2942 * hPubKey [I] Key used to decrypt sensitive BLOB data.
2943 * dwFlags [I] One of:
2944 * CRYPT_EXPORTABLE: the imported key is marked exportable
2945 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2946 * phKey [O] Handle to the imported key.
2952 static BOOL
import_key(HCRYPTPROV hProv
, CONST BYTE
*pbData
, DWORD dwDataLen
,
2953 HCRYPTKEY hPubKey
, DWORD dwFlags
, BOOL fStoreKey
,
2956 KEYCONTAINER
*pKeyContainer
;
2957 CONST BLOBHEADER
*pBlobHeader
= (CONST BLOBHEADER
*)pbData
;
2959 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2960 (OBJECTHDR
**)&pKeyContainer
))
2962 SetLastError(NTE_BAD_UID
);
2966 if (dwDataLen
< sizeof(BLOBHEADER
) ||
2967 pBlobHeader
->bVersion
!= CUR_BLOB_VERSION
||
2968 pBlobHeader
->reserved
!= 0)
2970 TRACE("bVersion = %d, reserved = %d\n", pBlobHeader
->bVersion
,
2971 pBlobHeader
->reserved
);
2972 SetLastError(NTE_BAD_DATA
);
2976 /* If this is a verify-only context, the key is not persisted regardless of
2977 * fStoreKey's original value.
2979 fStoreKey
= fStoreKey
&& !(dwFlags
& CRYPT_VERIFYCONTEXT
);
2980 TRACE("blob type: %x\n", pBlobHeader
->bType
);
2981 switch (pBlobHeader
->bType
)
2983 case PRIVATEKEYBLOB
:
2984 return import_private_key(hProv
, pbData
, dwDataLen
, dwFlags
,
2988 return import_public_key(hProv
, pbData
, dwDataLen
, dwFlags
,
2992 return import_symmetric_key(hProv
, pbData
, dwDataLen
, hPubKey
,
2995 case PLAINTEXTKEYBLOB
:
2996 return import_plaintext_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3000 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
3005 /******************************************************************************
3006 * CPImportKey (RSAENH.@)
3008 * Import a BLOB'ed key into a key container.
3011 * hProv [I] Key container into which the key is to be imported.
3012 * pbData [I] Pointer to a buffer which holds the BLOB.
3013 * dwDataLen [I] Length of data in buffer at pbData.
3014 * hPubKey [I] Key used to decrypt sensitive BLOB data.
3015 * dwFlags [I] One of:
3016 * CRYPT_EXPORTABLE: the imported key is marked exportable
3017 * phKey [O] Handle to the imported key.
3023 BOOL WINAPI
RSAENH_CPImportKey(HCRYPTPROV hProv
, CONST BYTE
*pbData
, DWORD dwDataLen
,
3024 HCRYPTKEY hPubKey
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3026 TRACE("(hProv=%08lx, pbData=%p, dwDataLen=%d, hPubKey=%08lx, dwFlags=%08x, phKey=%p)\n",
3027 hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, phKey
);
3029 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
3031 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
3032 SetLastError(NTE_BAD_FLAGS
);
3035 return import_key(hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, TRUE
, phKey
);
3038 /******************************************************************************
3039 * CPGenKey (RSAENH.@)
3041 * Generate a key in the key container
3044 * hProv [I] Key container for which a key is to be generated.
3045 * Algid [I] Crypto algorithm identifier for the key to be generated.
3046 * dwFlags [I] Upper 16 bits: Binary length of key. Lower 16 bits: Flags. See Notes
3047 * phKey [O] Handle to the generated key.
3054 * Flags currently not considered.
3057 * Private key-exchange- and signature-keys can be generated with Algid AT_KEYEXCHANGE
3058 * and AT_SIGNATURE values.
3060 BOOL WINAPI
RSAENH_CPGenKey(HCRYPTPROV hProv
, ALG_ID Algid
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3062 KEYCONTAINER
*pKeyContainer
;
3063 CRYPTKEY
*pCryptKey
;
3065 TRACE("(hProv=%08lx, aiAlgid=%d, dwFlags=%08x, phKey=%p)\n", hProv
, Algid
, dwFlags
, phKey
);
3067 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3068 (OBJECTHDR
**)&pKeyContainer
))
3070 /* MSDN: hProv not containing valid context handle */
3071 SetLastError(NTE_BAD_UID
);
3079 *phKey
= new_key(hProv
, CALG_RSA_SIGN
, dwFlags
, &pCryptKey
);
3081 new_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
);
3082 setup_key(pCryptKey
);
3083 release_and_install_key(hProv
, *phKey
,
3084 &pKeyContainer
->hSignatureKeyPair
,
3089 case AT_KEYEXCHANGE
:
3091 *phKey
= new_key(hProv
, CALG_RSA_KEYX
, dwFlags
, &pCryptKey
);
3093 new_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
);
3094 setup_key(pCryptKey
);
3095 release_and_install_key(hProv
, *phKey
,
3096 &pKeyContainer
->hKeyExchangeKeyPair
,
3110 case CALG_PCT1_MASTER
:
3111 case CALG_SSL2_MASTER
:
3112 case CALG_SSL3_MASTER
:
3113 case CALG_TLS1_MASTER
:
3114 *phKey
= new_key(hProv
, Algid
, dwFlags
, &pCryptKey
);
3116 gen_rand_impl(pCryptKey
->abKeyValue
, RSAENH_MAX_KEY_SIZE
);
3118 case CALG_SSL3_MASTER
:
3119 pCryptKey
->abKeyValue
[0] = RSAENH_SSL3_VERSION_MAJOR
;
3120 pCryptKey
->abKeyValue
[1] = RSAENH_SSL3_VERSION_MINOR
;
3123 case CALG_TLS1_MASTER
:
3124 pCryptKey
->abKeyValue
[0] = RSAENH_TLS1_VERSION_MAJOR
;
3125 pCryptKey
->abKeyValue
[1] = RSAENH_TLS1_VERSION_MINOR
;
3128 setup_key(pCryptKey
);
3133 /* MSDN: Algorithm not supported specified by Algid */
3134 SetLastError(NTE_BAD_ALGID
);
3138 return *phKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
3141 /******************************************************************************
3142 * CPGenRandom (RSAENH.@)
3144 * Generate a random byte stream.
3147 * hProv [I] Key container that is used to generate random bytes.
3148 * dwLen [I] Specifies the number of requested random data bytes.
3149 * pbBuffer [O] Random bytes will be stored here.
3155 BOOL WINAPI
RSAENH_CPGenRandom(HCRYPTPROV hProv
, DWORD dwLen
, BYTE
*pbBuffer
)
3157 TRACE("(hProv=%08lx, dwLen=%d, pbBuffer=%p)\n", hProv
, dwLen
, pbBuffer
);
3159 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3161 /* MSDN: hProv not containing valid context handle */
3162 SetLastError(NTE_BAD_UID
);
3166 return gen_rand_impl(pbBuffer
, dwLen
);
3169 /******************************************************************************
3170 * CPGetHashParam (RSAENH.@)
3172 * Query parameters of an hash object.
3175 * hProv [I] The kea container, which the hash belongs to.
3176 * hHash [I] The hash object that is to be queried.
3177 * dwParam [I] Specifies the parameter that is to be queried.
3178 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3179 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3180 * dwFlags [I] None currently defined.
3187 * Valid dwParams are: HP_ALGID, HP_HASHSIZE, HP_HASHVALUE. The hash will be
3188 * finalized if HP_HASHVALUE is queried.
3190 BOOL WINAPI
RSAENH_CPGetHashParam(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwParam
, BYTE
*pbData
,
3191 DWORD
*pdwDataLen
, DWORD dwFlags
)
3193 CRYPTHASH
*pCryptHash
;
3195 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p, dwFlags=%08x)\n",
3196 hProv
, hHash
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3198 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3200 SetLastError(NTE_BAD_UID
);
3206 SetLastError(NTE_BAD_FLAGS
);
3210 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
3211 (OBJECTHDR
**)&pCryptHash
))
3213 SetLastError(NTE_BAD_HASH
);
3219 SetLastError(ERROR_INVALID_PARAMETER
);
3226 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptHash
->aiAlgid
,
3230 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptHash
->dwHashSize
,
3234 if (pCryptHash
->aiAlgid
== CALG_TLS1PRF
) {
3235 return tls1_prf(hProv
, pCryptHash
->hKey
, &pCryptHash
->tpPRFParams
.blobLabel
,
3236 &pCryptHash
->tpPRFParams
.blobSeed
, pbData
, *pdwDataLen
);
3239 if ( pbData
== NULL
) {
3240 *pdwDataLen
= pCryptHash
->dwHashSize
;
3244 if (pbData
&& (pCryptHash
->dwState
!= RSAENH_HASHSTATE_FINISHED
))
3246 finalize_hash(pCryptHash
);
3247 pCryptHash
->dwState
= RSAENH_HASHSTATE_FINISHED
;
3250 return copy_param(pbData
, pdwDataLen
, pCryptHash
->abHashValue
,
3251 pCryptHash
->dwHashSize
);
3254 SetLastError(NTE_BAD_TYPE
);
3259 /******************************************************************************
3260 * CPSetKeyParam (RSAENH.@)
3262 * Set a parameter of a key object
3265 * hProv [I] The key container to which the key belongs.
3266 * hKey [I] The key for which a parameter is to be set.
3267 * dwParam [I] Parameter type. See Notes.
3268 * pbData [I] Pointer to the parameter value.
3269 * dwFlags [I] Currently none defined.
3276 * Defined dwParam types are:
3277 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
3278 * - KP_MODE_BITS: Shift width for cipher feedback mode. (Currently ignored by MS CSP's)
3279 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
3280 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
3281 * - KP_IV: Initialization vector
3283 BOOL WINAPI
RSAENH_CPSetKeyParam(HCRYPTPROV hProv
, HCRYPTKEY hKey
, DWORD dwParam
, BYTE
*pbData
,
3286 CRYPTKEY
*pCryptKey
;
3288 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n", hProv
, hKey
,
3289 dwParam
, pbData
, dwFlags
);
3291 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3293 SetLastError(NTE_BAD_UID
);
3298 SetLastError(NTE_BAD_FLAGS
);
3302 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
3304 SetLastError(NTE_BAD_KEY
);
3310 /* The MS providers only support PKCS5_PADDING */
3311 if (*(DWORD
*)pbData
!= PKCS5_PADDING
) {
3312 SetLastError(NTE_BAD_DATA
);
3318 pCryptKey
->dwMode
= *(DWORD
*)pbData
;
3322 pCryptKey
->dwModeBits
= *(DWORD
*)pbData
;
3325 case KP_PERMISSIONS
:
3327 DWORD perms
= *(DWORD
*)pbData
;
3329 if ((perms
& CRYPT_EXPORT
) &&
3330 !(pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
3332 SetLastError(NTE_BAD_DATA
);
3335 else if (!(perms
& CRYPT_EXPORT
) &&
3336 (pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
3338 /* Clearing the export permission appears to be ignored,
3341 perms
|= CRYPT_EXPORT
;
3343 pCryptKey
->dwPermissions
= perms
;
3348 memcpy(pCryptKey
->abInitVector
, pbData
, pCryptKey
->dwBlockLen
);
3349 setup_key(pCryptKey
);
3353 switch (pCryptKey
->aiAlgid
) {
3358 SetLastError(ERROR_INVALID_PARAMETER
);
3361 /* MSDN: the base provider always sets eleven bytes of
3364 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
,
3366 pCryptKey
->dwSaltLen
= 11;
3367 setup_key(pCryptKey
);
3368 /* Strange but true: salt length reset to 0 after setting
3371 pCryptKey
->dwSaltLen
= 0;
3374 SetLastError(NTE_BAD_KEY
);
3381 CRYPT_INTEGER_BLOB
*blob
= (CRYPT_INTEGER_BLOB
*)pbData
;
3383 /* salt length can't be greater than 184 bits = 24 bytes */
3384 if (blob
->cbData
> 24)
3386 SetLastError(NTE_BAD_DATA
);
3389 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
, blob
->pbData
,
3391 pCryptKey
->dwSaltLen
= blob
->cbData
;
3392 setup_key(pCryptKey
);
3396 case KP_EFFECTIVE_KEYLEN
:
3397 switch (pCryptKey
->aiAlgid
) {
3401 SetLastError(ERROR_INVALID_PARAMETER
);
3404 else if (!*(DWORD
*)pbData
|| *(DWORD
*)pbData
> 1024)
3406 SetLastError(NTE_BAD_DATA
);
3411 pCryptKey
->dwEffectiveKeyLen
= *(DWORD
*)pbData
;
3412 setup_key(pCryptKey
);
3416 SetLastError(NTE_BAD_TYPE
);
3421 case KP_SCHANNEL_ALG
:
3422 switch (((PSCHANNEL_ALG
)pbData
)->dwUse
) {
3423 case SCHANNEL_ENC_KEY
:
3424 memcpy(&pCryptKey
->siSChannelInfo
.saEncAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3427 case SCHANNEL_MAC_KEY
:
3428 memcpy(&pCryptKey
->siSChannelInfo
.saMACAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3432 SetLastError(NTE_FAIL
); /* FIXME: error code */
3437 case KP_CLIENT_RANDOM
:
3438 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3440 case KP_SERVER_RANDOM
:
3441 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3444 SetLastError(NTE_BAD_TYPE
);
3449 /******************************************************************************
3450 * CPGetKeyParam (RSAENH.@)
3452 * Query a key parameter.
3455 * hProv [I] The key container, which the key belongs to.
3456 * hHash [I] The key object that is to be queried.
3457 * dwParam [I] Specifies the parameter that is to be queried.
3458 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3459 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3460 * dwFlags [I] None currently defined.
3467 * Defined dwParam types are:
3468 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
3469 * - KP_MODE_BITS: Shift width for cipher feedback mode.
3470 * (Currently ignored by MS CSP's - always eight)
3471 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
3472 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
3473 * - KP_IV: Initialization vector.
3474 * - KP_KEYLEN: Bitwidth of the key.
3475 * - KP_BLOCKLEN: Size of a block cipher block.
3476 * - KP_SALT: Salt value.
3478 BOOL WINAPI
RSAENH_CPGetKeyParam(HCRYPTPROV hProv
, HCRYPTKEY hKey
, DWORD dwParam
, BYTE
*pbData
,
3479 DWORD
*pdwDataLen
, DWORD dwFlags
)
3481 CRYPTKEY
*pCryptKey
;
3484 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p dwFlags=%08x)\n",
3485 hProv
, hKey
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3487 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3489 SetLastError(NTE_BAD_UID
);
3494 SetLastError(NTE_BAD_FLAGS
);
3498 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
3500 SetLastError(NTE_BAD_KEY
);
3507 return copy_param(pbData
, pdwDataLen
, pCryptKey
->abInitVector
,
3508 pCryptKey
->dwBlockLen
);
3511 switch (pCryptKey
->aiAlgid
) {
3514 return copy_param(pbData
, pdwDataLen
,
3515 &pCryptKey
->abKeyValue
[pCryptKey
->dwKeyLen
],
3516 pCryptKey
->dwSaltLen
);
3518 SetLastError(NTE_BAD_KEY
);
3523 dwValue
= PKCS5_PADDING
;
3524 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwValue
, sizeof(DWORD
));
3527 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3528 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwValue
, sizeof(DWORD
));
3530 case KP_EFFECTIVE_KEYLEN
:
3531 if (pCryptKey
->dwEffectiveKeyLen
)
3532 dwValue
= pCryptKey
->dwEffectiveKeyLen
;
3534 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3535 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwValue
, sizeof(DWORD
));
3538 dwValue
= pCryptKey
->dwBlockLen
<< 3;
3539 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwValue
, sizeof(DWORD
));
3542 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptKey
->dwMode
, sizeof(DWORD
));
3545 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptKey
->dwModeBits
,
3548 case KP_PERMISSIONS
:
3549 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptKey
->dwPermissions
,
3553 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&pCryptKey
->aiAlgid
, sizeof(DWORD
));
3556 SetLastError(NTE_BAD_TYPE
);
3561 /******************************************************************************
3562 * CPGetProvParam (RSAENH.@)
3564 * Query a CSP parameter.
3567 * hProv [I] The key container that is to be queried.
3568 * dwParam [I] Specifies the parameter that is to be queried.
3569 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3570 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3571 * dwFlags [I] CRYPT_FIRST: Start enumeration (for PP_ENUMALGS{_EX}).
3577 * Defined dwParam types:
3578 * - PP_CONTAINER: Name of the key container.
3579 * - PP_NAME: Name of the cryptographic service provider.
3580 * - PP_SIG_KEYSIZE_INC: RSA signature keywidth granularity in bits.
3581 * - PP_KEYX_KEYSIZE_INC: RSA key-exchange keywidth granularity in bits.
3582 * - PP_ENUMALGS{_EX}: Query provider capabilities.
3584 BOOL WINAPI
RSAENH_CPGetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
,
3585 DWORD
*pdwDataLen
, DWORD dwFlags
)
3587 KEYCONTAINER
*pKeyContainer
;
3588 PROV_ENUMALGS provEnumalgs
;
3592 /* This is for dwParam PP_CRYPT_COUNT_KEY_USE.
3593 * IE6 SP1 asks for it in the 'About' dialog.
3594 * Returning this BLOB seems to satisfy IE. The marked 0x00 seem
3595 * to be 'don't care's. If you know anything more specific about
3596 * this provider parameter, please report to wine-devel@winehq.org */
3597 static CONST BYTE abWTF
[96] = {
3598 0xb0, 0x25, 0x63, 0x86, 0x9c, 0xab, 0xb6, 0x37,
3599 0xe8, 0x82, /**/0x00,/**/ 0x72, 0x06, 0xb2, /**/0x00,/**/ 0x3b,
3600 0x60, 0x35, /**/0x00,/**/ 0x3b, 0x88, 0xce, /**/0x00,/**/ 0x82,
3601 0xbc, 0x7a, /**/0x00,/**/ 0xb7, 0x4f, 0x7e, /**/0x00,/**/ 0xde,
3602 0x92, 0xf1, /**/0x00,/**/ 0x83, 0xea, 0x5e, /**/0x00,/**/ 0xc8,
3603 0x12, 0x1e, 0xd4, 0x06, 0xf7, 0x66, /**/0x00,/**/ 0x01,
3604 0x29, 0xa4, /**/0x00,/**/ 0xf8, 0x24, 0x0c, /**/0x00,/**/ 0x33,
3605 0x06, 0x80, /**/0x00,/**/ 0x02, 0x46, 0x0b, /**/0x00,/**/ 0x6d,
3606 0x5b, 0xca, /**/0x00,/**/ 0x9a, 0x10, 0xf0, /**/0x00,/**/ 0x05,
3607 0x19, 0xd0, /**/0x00,/**/ 0x2c, 0xf6, 0x27, /**/0x00,/**/ 0xaa,
3608 0x7c, 0x6f, /**/0x00,/**/ 0xb9, 0xd8, 0x72, /**/0x00,/**/ 0x03,
3609 0xf3, 0x81, /**/0x00,/**/ 0xfa, 0xe8, 0x26, /**/0x00,/**/ 0xca
3612 TRACE("(hProv=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p, dwFlags=%08x)\n",
3613 hProv
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3616 SetLastError(ERROR_INVALID_PARAMETER
);
3620 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3621 (OBJECTHDR
**)&pKeyContainer
))
3623 /* MSDN: hProv not containing valid context handle */
3624 SetLastError(NTE_BAD_UID
);
3631 case PP_UNIQUE_CONTAINER
:/* MSDN says we can return the same value as PP_CONTAINER */
3632 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)pKeyContainer
->szName
,
3633 strlen(pKeyContainer
->szName
)+1);
3636 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)pKeyContainer
->szProvName
,
3637 strlen(pKeyContainer
->szProvName
)+1);
3640 dwTemp
= PROV_RSA_FULL
;
3641 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3644 dwTemp
= AT_SIGNATURE
| AT_KEYEXCHANGE
;
3645 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3647 case PP_KEYSET_TYPE
:
3648 dwTemp
= pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
;
3649 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3652 dwTemp
= CRYPT_SEC_DESCR
;
3653 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3655 case PP_SIG_KEYSIZE_INC
:
3656 case PP_KEYX_KEYSIZE_INC
:
3658 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3661 dwTemp
= CRYPT_IMPL_SOFTWARE
;
3662 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3665 dwTemp
= 0x00000200;
3666 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&dwTemp
, sizeof(dwTemp
));
3668 case PP_ENUMCONTAINERS
:
3669 if ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) pKeyContainer
->dwEnumContainersCtr
= 0;
3672 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3676 if (!open_container_key("", dwFlags
, &hKey
))
3678 SetLastError(ERROR_NO_MORE_ITEMS
);
3682 dwTemp
= *pdwDataLen
;
3683 switch (RegEnumKeyExA(hKey
, pKeyContainer
->dwEnumContainersCtr
, (LPSTR
)pbData
, &dwTemp
,
3684 NULL
, NULL
, NULL
, NULL
))
3686 case ERROR_MORE_DATA
:
3687 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3690 pKeyContainer
->dwEnumContainersCtr
++;
3694 case ERROR_NO_MORE_ITEMS
:
3696 SetLastError(ERROR_NO_MORE_ITEMS
);
3702 case PP_ENUMALGS_EX
:
3703 if (((pKeyContainer
->dwEnumAlgsCtr
>= RSAENH_MAX_ENUMALGS
-1) ||
3704 (!aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]
3705 [pKeyContainer
->dwEnumAlgsCtr
+1].aiAlgid
)) &&
3706 ((dwFlags
& CRYPT_FIRST
) != CRYPT_FIRST
))
3708 SetLastError(ERROR_NO_MORE_ITEMS
);
3712 if (dwParam
== PP_ENUMALGS
) {
3713 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS
)))
3714 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3715 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3717 provEnumalgs
.aiAlgid
= aProvEnumAlgsEx
3718 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].aiAlgid
;
3719 provEnumalgs
.dwBitLen
= aProvEnumAlgsEx
3720 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwDefaultLen
;
3721 provEnumalgs
.dwNameLen
= aProvEnumAlgsEx
3722 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwNameLen
;
3723 memcpy(provEnumalgs
.szName
, aProvEnumAlgsEx
3724 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].szName
,
3727 return copy_param(pbData
, pdwDataLen
, (CONST BYTE
*)&provEnumalgs
,
3728 sizeof(PROV_ENUMALGS
));
3730 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS_EX
)))
3731 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3732 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3734 return copy_param(pbData
, pdwDataLen
,
3735 (CONST BYTE
*)&aProvEnumAlgsEx
3736 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
],
3737 sizeof(PROV_ENUMALGS_EX
));
3740 case PP_CRYPT_COUNT_KEY_USE
: /* Asked for by IE About dialog */
3741 return copy_param(pbData
, pdwDataLen
, abWTF
, sizeof(abWTF
));
3744 /* MSDN: Unknown parameter number in dwParam */
3745 SetLastError(NTE_BAD_TYPE
);
3750 /******************************************************************************
3751 * CPDeriveKey (RSAENH.@)
3753 * Derives a key from a hash value.
3756 * hProv [I] Key container for which a key is to be generated.
3757 * Algid [I] Crypto algorithm identifier for the key to be generated.
3758 * hBaseData [I] Hash from whose value the key will be derived.
3759 * dwFlags [I] See Notes.
3760 * phKey [O] The generated key.
3768 * - CRYPT_EXPORTABLE: Key can be exported.
3769 * - CRYPT_NO_SALT: No salt is used for 40 bit keys.
3770 * - CRYPT_CREATE_SALT: Use remaining bits as salt value.
3772 BOOL WINAPI
RSAENH_CPDeriveKey(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTHASH hBaseData
,
3773 DWORD dwFlags
, HCRYPTKEY
*phKey
)
3775 CRYPTKEY
*pCryptKey
, *pMasterKey
;
3776 CRYPTHASH
*pCryptHash
;
3777 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
*2];
3780 TRACE("(hProv=%08lx, Algid=%d, hBaseData=%08lx, dwFlags=%08x phKey=%p)\n", hProv
, Algid
,
3781 hBaseData
, dwFlags
, phKey
);
3783 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3785 SetLastError(NTE_BAD_UID
);
3789 if (!lookup_handle(&handle_table
, hBaseData
, RSAENH_MAGIC_HASH
,
3790 (OBJECTHDR
**)&pCryptHash
))
3792 SetLastError(NTE_BAD_HASH
);
3798 SetLastError(ERROR_INVALID_PARAMETER
);
3802 switch (GET_ALG_CLASS(Algid
))
3804 case ALG_CLASS_DATA_ENCRYPT
:
3805 *phKey
= new_key(hProv
, Algid
, dwFlags
, &pCryptKey
);
3806 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3809 * We derive the key material from the hash.
3810 * If the hash value is not large enough for the claimed key, we have to construct
3811 * a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
3813 dwLen
= RSAENH_MAX_HASH_SIZE
;
3814 RSAENH_CPGetHashParam(pCryptHash
->hProv
, hBaseData
, HP_HASHVAL
, abHashValue
, &dwLen
, 0);
3816 if (dwLen
< pCryptKey
->dwKeyLen
) {
3817 BYTE pad1
[RSAENH_HMAC_DEF_PAD_LEN
], pad2
[RSAENH_HMAC_DEF_PAD_LEN
];
3818 BYTE old_hashval
[RSAENH_MAX_HASH_SIZE
];
3821 memcpy(old_hashval
, pCryptHash
->abHashValue
, RSAENH_MAX_HASH_SIZE
);
3823 for (i
=0; i
<RSAENH_HMAC_DEF_PAD_LEN
; i
++) {
3824 pad1
[i
] = RSAENH_HMAC_DEF_IPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3825 pad2
[i
] = RSAENH_HMAC_DEF_OPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3828 init_hash(pCryptHash
);
3829 update_hash(pCryptHash
, pad1
, RSAENH_HMAC_DEF_PAD_LEN
);
3830 finalize_hash(pCryptHash
);
3831 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
3833 init_hash(pCryptHash
);
3834 update_hash(pCryptHash
, pad2
, RSAENH_HMAC_DEF_PAD_LEN
);
3835 finalize_hash(pCryptHash
);
3836 memcpy(abHashValue
+pCryptHash
->dwHashSize
, pCryptHash
->abHashValue
,
3837 pCryptHash
->dwHashSize
);
3839 memcpy(pCryptHash
->abHashValue
, old_hashval
, RSAENH_MAX_HASH_SIZE
);
3842 memcpy(pCryptKey
->abKeyValue
, abHashValue
,
3843 RSAENH_MIN(pCryptKey
->dwKeyLen
, sizeof(pCryptKey
->abKeyValue
)));
3846 case ALG_CLASS_MSG_ENCRYPT
:
3847 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
3848 (OBJECTHDR
**)&pMasterKey
))
3850 SetLastError(NTE_FAIL
); /* FIXME error code */
3856 /* See RFC 2246, chapter 6.3 Key calculation */
3857 case CALG_SCHANNEL_ENC_KEY
:
3858 *phKey
= new_key(hProv
, pMasterKey
->siSChannelInfo
.saEncAlg
.Algid
,
3859 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
),
3861 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3862 memcpy(pCryptKey
->abKeyValue
,
3863 pCryptHash
->abHashValue
+ (
3864 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
3865 ((dwFlags
& CRYPT_SERVER
) ?
3866 (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) : 0)),
3867 pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8);
3868 memcpy(pCryptKey
->abInitVector
,
3869 pCryptHash
->abHashValue
+ (
3870 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
3871 2 * (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) +
3872 ((dwFlags
& CRYPT_SERVER
) ? pCryptKey
->dwBlockLen
: 0)),
3873 pCryptKey
->dwBlockLen
);
3876 case CALG_SCHANNEL_MAC_KEY
:
3877 *phKey
= new_key(hProv
, Algid
,
3878 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
),
3880 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3881 memcpy(pCryptKey
->abKeyValue
,
3882 pCryptHash
->abHashValue
+ ((dwFlags
& CRYPT_SERVER
) ?
3883 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8 : 0),
3884 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8);
3888 SetLastError(NTE_BAD_ALGID
);
3894 SetLastError(NTE_BAD_ALGID
);
3898 setup_key(pCryptKey
);
3902 /******************************************************************************
3903 * CPGetUserKey (RSAENH.@)
3905 * Returns a handle to the user's private key-exchange- or signature-key.
3908 * hProv [I] The key container from which a user key is requested.
3909 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
3910 * phUserKey [O] Handle to the requested key or INVALID_HANDLE_VALUE in case of failure.
3917 * A newly created key container does not contain private user key. Create them with CPGenKey.
3919 BOOL WINAPI
RSAENH_CPGetUserKey(HCRYPTPROV hProv
, DWORD dwKeySpec
, HCRYPTKEY
*phUserKey
)
3921 KEYCONTAINER
*pKeyContainer
;
3923 TRACE("(hProv=%08lx, dwKeySpec=%08x, phUserKey=%p)\n", hProv
, dwKeySpec
, phUserKey
);
3925 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3926 (OBJECTHDR
**)&pKeyContainer
))
3928 /* MSDN: hProv not containing valid context handle */
3929 SetLastError(NTE_BAD_UID
);
3935 case AT_KEYEXCHANGE
:
3936 copy_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
, RSAENH_MAGIC_KEY
,
3941 copy_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
, RSAENH_MAGIC_KEY
,
3946 *phUserKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
3949 if (*phUserKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
3951 /* MSDN: dwKeySpec parameter specifies nonexistent key */
3952 SetLastError(NTE_NO_KEY
);
3959 /******************************************************************************
3960 * CPHashData (RSAENH.@)
3962 * Updates a hash object with the given data.
3965 * hProv [I] Key container to which the hash object belongs.
3966 * hHash [I] Hash object which is to be updated.
3967 * pbData [I] Pointer to data with which the hash object is to be updated.
3968 * dwDataLen [I] Length of the data.
3969 * dwFlags [I] Currently none defined.
3976 * The actual hash value is queried with CPGetHashParam, which will finalize
3977 * the hash. Updating a finalized hash will fail with a last error NTE_BAD_HASH_STATE.
3979 BOOL WINAPI
RSAENH_CPHashData(HCRYPTPROV hProv
, HCRYPTHASH hHash
, CONST BYTE
*pbData
,
3980 DWORD dwDataLen
, DWORD dwFlags
)
3982 CRYPTHASH
*pCryptHash
;
3984 TRACE("(hProv=%08lx, hHash=%08lx, pbData=%p, dwDataLen=%d, dwFlags=%08x)\n",
3985 hProv
, hHash
, pbData
, dwDataLen
, dwFlags
);
3989 SetLastError(NTE_BAD_FLAGS
);
3993 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
3994 (OBJECTHDR
**)&pCryptHash
))
3996 SetLastError(NTE_BAD_HASH
);
4000 if (!get_algid_info(hProv
, pCryptHash
->aiAlgid
) || pCryptHash
->aiAlgid
== CALG_SSL3_SHAMD5
)
4002 SetLastError(NTE_BAD_ALGID
);
4006 if (pCryptHash
->dwState
!= RSAENH_HASHSTATE_HASHING
)
4008 SetLastError(NTE_BAD_HASH_STATE
);
4012 update_hash(pCryptHash
, pbData
, dwDataLen
);
4016 /******************************************************************************
4017 * CPHashSessionKey (RSAENH.@)
4019 * Updates a hash object with the binary representation of a symmetric key.
4022 * hProv [I] Key container to which the hash object belongs.
4023 * hHash [I] Hash object which is to be updated.
4024 * hKey [I] The symmetric key, whose binary value will be added to the hash.
4025 * dwFlags [I] CRYPT_LITTLE_ENDIAN, if the binary key value shall be interpreted as little endian.
4031 BOOL WINAPI
RSAENH_CPHashSessionKey(HCRYPTPROV hProv
, HCRYPTHASH hHash
, HCRYPTKEY hKey
,
4034 BYTE abKeyValue
[RSAENH_MAX_KEY_SIZE
], bTemp
;
4038 TRACE("(hProv=%08lx, hHash=%08lx, hKey=%08lx, dwFlags=%08x)\n", hProv
, hHash
, hKey
, dwFlags
);
4040 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pKey
) ||
4041 (GET_ALG_CLASS(pKey
->aiAlgid
) != ALG_CLASS_DATA_ENCRYPT
))
4043 SetLastError(NTE_BAD_KEY
);
4047 if (dwFlags
& ~CRYPT_LITTLE_ENDIAN
) {
4048 SetLastError(NTE_BAD_FLAGS
);
4052 memcpy(abKeyValue
, pKey
->abKeyValue
, pKey
->dwKeyLen
);
4053 if (!(dwFlags
& CRYPT_LITTLE_ENDIAN
)) {
4054 for (i
=0; i
<pKey
->dwKeyLen
/2; i
++) {
4055 bTemp
= abKeyValue
[i
];
4056 abKeyValue
[i
] = abKeyValue
[pKey
->dwKeyLen
-i
-1];
4057 abKeyValue
[pKey
->dwKeyLen
-i
-1] = bTemp
;
4061 return RSAENH_CPHashData(hProv
, hHash
, abKeyValue
, pKey
->dwKeyLen
, 0);
4064 /******************************************************************************
4065 * CPReleaseContext (RSAENH.@)
4067 * Release a key container.
4070 * hProv [I] Key container to be released.
4071 * dwFlags [I] Currently none defined.
4077 BOOL WINAPI
RSAENH_CPReleaseContext(HCRYPTPROV hProv
, DWORD dwFlags
)
4079 TRACE("(hProv=%08lx, dwFlags=%08x)\n", hProv
, dwFlags
);
4081 if (!release_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4083 /* MSDN: hProv not containing valid context handle */
4084 SetLastError(NTE_BAD_UID
);
4089 SetLastError(NTE_BAD_FLAGS
);
4096 /******************************************************************************
4097 * CPSetHashParam (RSAENH.@)
4099 * Set a parameter of a hash object
4102 * hProv [I] The key container to which the key belongs.
4103 * hHash [I] The hash object for which a parameter is to be set.
4104 * dwParam [I] Parameter type. See Notes.
4105 * pbData [I] Pointer to the parameter value.
4106 * dwFlags [I] Currently none defined.
4113 * Currently only the HP_HMAC_INFO dwParam type is defined.
4114 * The HMAC_INFO struct will be deep copied into the hash object.
4115 * See Internet RFC 2104 for details on the HMAC algorithm.
4117 BOOL WINAPI
RSAENH_CPSetHashParam(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwParam
,
4118 BYTE
*pbData
, DWORD dwFlags
)
4120 CRYPTHASH
*pCryptHash
;
4121 CRYPTKEY
*pCryptKey
;
4124 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n",
4125 hProv
, hHash
, dwParam
, pbData
, dwFlags
);
4127 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4129 SetLastError(NTE_BAD_UID
);
4134 SetLastError(NTE_BAD_FLAGS
);
4138 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
4139 (OBJECTHDR
**)&pCryptHash
))
4141 SetLastError(NTE_BAD_HASH
);
4147 free_hmac_info(pCryptHash
->pHMACInfo
);
4148 if (!copy_hmac_info(&pCryptHash
->pHMACInfo
, (PHMAC_INFO
)pbData
)) return FALSE
;
4150 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
4151 (OBJECTHDR
**)&pCryptKey
))
4153 SetLastError(NTE_FAIL
); /* FIXME: correct error code? */
4157 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbInnerString
); i
++) {
4158 pCryptHash
->pHMACInfo
->pbInnerString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4160 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbOuterString
); i
++) {
4161 pCryptHash
->pHMACInfo
->pbOuterString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4164 init_hash(pCryptHash
);
4168 memcpy(pCryptHash
->abHashValue
, pbData
, pCryptHash
->dwHashSize
);
4169 pCryptHash
->dwState
= RSAENH_HASHSTATE_FINISHED
;
4172 case HP_TLS1PRF_SEED
:
4173 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
, (PCRYPT_DATA_BLOB
)pbData
);
4175 case HP_TLS1PRF_LABEL
:
4176 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
, (PCRYPT_DATA_BLOB
)pbData
);
4179 SetLastError(NTE_BAD_TYPE
);
4184 /******************************************************************************
4185 * CPSetProvParam (RSAENH.@)
4187 BOOL WINAPI
RSAENH_CPSetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
, DWORD dwFlags
)
4193 /******************************************************************************
4194 * CPSignHash (RSAENH.@)
4196 * Sign a hash object
4199 * hProv [I] The key container, to which the hash object belongs.
4200 * hHash [I] The hash object to be signed.
4201 * dwKeySpec [I] AT_SIGNATURE or AT_KEYEXCHANGE: Key used to generate the signature.
4202 * sDescription [I] Should be NULL for security reasons.
4203 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4204 * pbSignature [O] Buffer, to which the signature will be stored. May be NULL to query SigLen.
4205 * pdwSigLen [I/O] Size of the buffer (in), Length of the signature (out)
4211 BOOL WINAPI
RSAENH_CPSignHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwKeySpec
,
4212 LPCWSTR sDescription
, DWORD dwFlags
, BYTE
*pbSignature
,
4215 HCRYPTKEY hCryptKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
4216 CRYPTKEY
*pCryptKey
;
4218 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4222 TRACE("(hProv=%08lx, hHash=%08lx, dwKeySpec=%08x, sDescription=%s, dwFlags=%08x, "
4223 "pbSignature=%p, pdwSigLen=%p)\n", hProv
, hHash
, dwKeySpec
, debugstr_w(sDescription
),
4224 dwFlags
, pbSignature
, pdwSigLen
);
4226 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4227 SetLastError(NTE_BAD_FLAGS
);
4231 if (!RSAENH_CPGetUserKey(hProv
, dwKeySpec
, &hCryptKey
)) return FALSE
;
4233 if (!lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
4234 (OBJECTHDR
**)&pCryptKey
))
4236 SetLastError(NTE_NO_KEY
);
4241 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4245 if (pCryptKey
->dwKeyLen
> *pdwSigLen
)
4247 SetLastError(ERROR_MORE_DATA
);
4248 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4251 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4254 if (!RSAENH_CPHashData(hProv
, hHash
, (CONST BYTE
*)sDescription
,
4255 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4261 dwHashLen
= sizeof(DWORD
);
4262 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) goto out
;
4264 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4265 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) goto out
;
4268 if (!build_hash_signature(pbSignature
, *pdwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
)) {
4272 ret
= encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbSignature
, pbSignature
, RSAENH_ENCRYPT
);
4274 RSAENH_CPDestroyKey(hProv
, hCryptKey
);
4278 /******************************************************************************
4279 * CPVerifySignature (RSAENH.@)
4281 * Verify the signature of a hash object.
4284 * hProv [I] The key container, to which the hash belongs.
4285 * hHash [I] The hash for which the signature is verified.
4286 * pbSignature [I] The binary signature.
4287 * dwSigLen [I] Length of the signature BLOB.
4288 * hPubKey [I] Public key used to verify the signature.
4289 * sDescription [I] Should be NULL for security reasons.
4290 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4293 * Success: TRUE (Signature is valid)
4294 * Failure: FALSE (GetLastError() == NTE_BAD_SIGNATURE, if signature is invalid)
4296 BOOL WINAPI
RSAENH_CPVerifySignature(HCRYPTPROV hProv
, HCRYPTHASH hHash
, CONST BYTE
*pbSignature
,
4297 DWORD dwSigLen
, HCRYPTKEY hPubKey
, LPCWSTR sDescription
,
4300 BYTE
*pbConstructed
= NULL
, *pbDecrypted
= NULL
;
4301 CRYPTKEY
*pCryptKey
;
4304 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4307 TRACE("(hProv=%08lx, hHash=%08lx, pbSignature=%p, dwSigLen=%d, hPubKey=%08lx, sDescription=%s, "
4308 "dwFlags=%08x)\n", hProv
, hHash
, pbSignature
, dwSigLen
, hPubKey
, debugstr_w(sDescription
),
4311 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4312 SetLastError(NTE_BAD_FLAGS
);
4316 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4318 SetLastError(NTE_BAD_UID
);
4322 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
,
4323 (OBJECTHDR
**)&pCryptKey
))
4325 SetLastError(NTE_BAD_KEY
);
4329 /* in Microsoft implementation, the signature length is checked before
4330 * the signature pointer.
4332 if (dwSigLen
!= pCryptKey
->dwKeyLen
)
4334 SetLastError(NTE_BAD_SIGNATURE
);
4338 if (!hHash
|| !pbSignature
)
4340 SetLastError(ERROR_INVALID_PARAMETER
);
4345 if (!RSAENH_CPHashData(hProv
, hHash
, (CONST BYTE
*)sDescription
,
4346 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4352 dwHashLen
= sizeof(DWORD
);
4353 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) return FALSE
;
4355 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4356 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) return FALSE
;
4358 pbConstructed
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4359 if (!pbConstructed
) {
4360 SetLastError(NTE_NO_MEMORY
);
4364 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4366 SetLastError(NTE_NO_MEMORY
);
4370 if (!encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbSignature
, pbDecrypted
,
4376 if (!build_hash_signature(pbConstructed
, dwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
)) {
4380 if (memcmp(pbDecrypted
, pbConstructed
, dwSigLen
)) {
4381 SetLastError(NTE_BAD_SIGNATURE
);
4387 HeapFree(GetProcessHeap(), 0, pbConstructed
);
4388 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
4392 static const WCHAR szProviderKeys
[6][116] = {
4393 { 'S','o','f','t','w','a','r','e','\\',
4394 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4395 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4396 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','B','a','s',
4397 'e',' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
4398 'o','v','i','d','e','r',' ','v','1','.','0',0 },
4399 { 'S','o','f','t','w','a','r','e','\\',
4400 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4401 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4402 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
4403 'E','n','h','a','n','c','e','d',
4404 ' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
4405 'o','v','i','d','e','r',' ','v','1','.','0',0 },
4406 { 'S','o','f','t','w','a','r','e','\\',
4407 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4408 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4409 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','S','t','r','o','n','g',
4410 ' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
4411 'o','v','i','d','e','r',0 },
4412 { 'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
4413 'C','r','y','p','t','o','g','r','a','p','h','y','\\','D','e','f','a','u','l','t','s','\\',
4414 'P','r','o','v','i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
4415 'R','S','A',' ','S','C','h','a','n','n','e','l',' ',
4416 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r','o','v','i','d','e','r',0 },
4417 { 'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
4418 'C','r','y','p','t','o','g','r','a','p','h','y','\\','D','e','f','a','u','l','t','s','\\',
4419 'P','r','o','v','i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
4420 'E','n','h','a','n','c','e','d',' ','R','S','A',' ','a','n','d',' ','A','E','S',' ',
4421 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r','o','v','i','d','e','r',0 },
4422 { 'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
4423 'C','r','y','p','t','o','g','r','a','p','h','y','\\','D','e','f','a','u','l','t','s','\\',
4424 'P','r','o','v','i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
4425 'E','n','h','a','n','c','e','d',' ','R','S','A',' ','a','n','d',' ','A','E','S',' ',
4426 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r','o','v','i','d','e','r',
4427 ' ','(','P','r','o','t','o','t','y','p','e',')',0 }
4429 static const WCHAR szDefaultKeys
[3][65] = {
4430 { 'S','o','f','t','w','a','r','e','\\',
4431 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4432 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4433 'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','0','1',0 },
4434 { 'S','o','f','t','w','a','r','e','\\',
4435 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4436 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4437 'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','1','2',0 },
4438 { 'S','o','f','t','w','a','r','e','\\',
4439 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
4440 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
4441 'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','2','4',0 }
4445 /******************************************************************************
4446 * DllRegisterServer (RSAENH.@)
4448 HRESULT WINAPI
DllRegisterServer(void)
4450 return __wine_register_resources( instance
, NULL
);
4453 /******************************************************************************
4454 * DllUnregisterServer (RSAENH.@)
4456 HRESULT WINAPI
DllUnregisterServer(void)
4458 return __wine_unregister_resources( instance
, NULL
);