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"
43 WINE_DEFAULT_DEBUG_CHANNEL(crypt
);
45 static HINSTANCE instance
;
47 /******************************************************************************
48 * CRYPTHASH - hash objects
50 #define RSAENH_MAGIC_HASH 0x85938417u
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 64
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
;
108 CRYPT_DATA_BLOB blobHmacKey
;
111 /******************************************************************************
112 * KEYCONTAINER - key containers
114 #define RSAENH_PERSONALITY_BASE 0u
115 #define RSAENH_PERSONALITY_STRONG 1u
116 #define RSAENH_PERSONALITY_ENHANCED 2u
117 #define RSAENH_PERSONALITY_SCHANNEL 3u
118 #define RSAENH_PERSONALITY_AES 4u
120 #define RSAENH_MAGIC_CONTAINER 0x26384993u
121 typedef struct tagKEYCONTAINER
127 DWORD dwEnumContainersCtr
;
128 CHAR szName
[MAX_PATH
];
129 CHAR szProvName
[MAX_PATH
];
130 HCRYPTKEY hKeyExchangeKeyPair
;
131 HCRYPTKEY hSignatureKeyPair
;
134 /******************************************************************************
135 * Some magic constants
137 #define RSAENH_ENCRYPT 1
138 #define RSAENH_DECRYPT 0
139 #define RSAENH_HMAC_DEF_IPAD_CHAR 0x36
140 #define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c
141 #define RSAENH_HMAC_DEF_PAD_LEN 64
142 #define RSAENH_HMAC_BLOCK_LEN 64
143 #define RSAENH_DES_EFFECTIVE_KEYLEN 56
144 #define RSAENH_DES_STORAGE_KEYLEN 64
145 #define RSAENH_3DES112_EFFECTIVE_KEYLEN 112
146 #define RSAENH_3DES112_STORAGE_KEYLEN 128
147 #define RSAENH_3DES_EFFECTIVE_KEYLEN 168
148 #define RSAENH_3DES_STORAGE_KEYLEN 192
149 #define RSAENH_MAGIC_RSA2 0x32415352
150 #define RSAENH_MAGIC_RSA1 0x31415352
151 #define RSAENH_PKC_BLOCKTYPE 0x02
152 #define RSAENH_SSL3_VERSION_MAJOR 3
153 #define RSAENH_SSL3_VERSION_MINOR 0
154 #define RSAENH_TLS1_VERSION_MAJOR 3
155 #define RSAENH_TLS1_VERSION_MINOR 1
156 #define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"
158 #define RSAENH_MIN(a,b) ((a)<(b)?(a):(b))
159 /******************************************************************************
160 * aProvEnumAlgsEx - Defines the capabilities of the CSP personalities.
162 #define RSAENH_MAX_ENUMALGS 24
163 #define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)
164 static const PROV_ENUMALGS_EX aProvEnumAlgsEx
[5][RSAENH_MAX_ENUMALGS
+1] =
167 {CALG_RC2
, 40, 40, 56,0, 4,"RC2", 24,"RSA Data Security's RC2"},
168 {CALG_RC4
, 40, 40, 56,0, 4,"RC4", 24,"RSA Data Security's RC4"},
169 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
170 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
171 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
172 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
173 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
174 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
175 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
176 {CALG_RSA_SIGN
, 512,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
177 {CALG_RSA_KEYX
, 512,384, 1024,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
178 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
179 {0, 0, 0, 0,0, 1,"", 1,""}
182 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
183 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
184 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
185 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
186 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
187 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
188 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
189 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
190 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
191 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
192 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
193 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
194 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
195 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
196 {0, 0, 0, 0,0, 1,"", 1,""}
199 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
200 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
201 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
202 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
203 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
204 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
205 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
206 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
207 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
208 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
209 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
210 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
211 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
212 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
213 {0, 0, 0, 0,0, 1,"", 1,""}
216 {CALG_RC2
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC2", 24,"RSA Data Security's RC2"},
217 {CALG_RC4
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC4", 24,"RSA Data Security's RC4"},
218 {CALG_DES
, 56, 56, 56,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"DES", 31,"Data Encryption Standard (DES)"},
219 {CALG_3DES_112
, 112,112, 112,RSAENH_PCT1_SSL2_SSL3_TLS1
,13,"3DES TWO KEY",19,"Two Key Triple DES"},
220 {CALG_3DES
, 168,168, 168,RSAENH_PCT1_SSL2_SSL3_TLS1
, 5,"3DES", 21,"Three Key Triple DES"},
221 {CALG_SHA
,160,160,160,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,6,"SHA-1",30,"Secure Hash Algorithm (SHA-1)"},
222 {CALG_MD5
,128,128,128,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,4,"MD5",23,"Message Digest 5 (MD5)"},
223 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
224 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
225 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_SIGN",14,"RSA Signature"},
226 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_KEYX",17,"RSA Key Exchange"},
227 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
228 {CALG_PCT1_MASTER
,128,128,128,CRYPT_FLAG_PCT1
, 12,"PCT1 MASTER",12,"PCT1 Master"},
229 {CALG_SSL2_MASTER
,40,40, 192,CRYPT_FLAG_SSL2
, 12,"SSL2 MASTER",12,"SSL2 Master"},
230 {CALG_SSL3_MASTER
,384,384,384,CRYPT_FLAG_SSL3
, 12,"SSL3 MASTER",12,"SSL3 Master"},
231 {CALG_TLS1_MASTER
,384,384,384,CRYPT_FLAG_TLS1
, 12,"TLS1 MASTER",12,"TLS1 Master"},
232 {CALG_SCHANNEL_MASTER_HASH
,0,0,-1,0, 16,"SCH MASTER HASH",21,"SChannel Master Hash"},
233 {CALG_SCHANNEL_MAC_KEY
,0,0,-1,0, 12,"SCH MAC KEY",17,"SChannel MAC Key"},
234 {CALG_SCHANNEL_ENC_KEY
,0,0,-1,0, 12,"SCH ENC KEY",24,"SChannel Encryption Key"},
235 {CALG_TLS1PRF
, 0, 0, -1,0, 9,"TLS1 PRF", 28,"TLS1 Pseudo Random Function"},
236 {0, 0, 0, 0,0, 1,"", 1,""}
239 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
240 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
241 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
242 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
243 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
244 {CALG_AES
, 128,128, 128,0, 4,"AES", 35,"Advanced Encryption Standard (AES)"},
245 {CALG_AES_128
, 128,128, 128,0, 8,"AES-128", 39,"Advanced Encryption Standard (AES-128)"},
246 {CALG_AES_192
, 192,192, 192,0, 8,"AES-192", 39,"Advanced Encryption Standard (AES-192)"},
247 {CALG_AES_256
, 256,256, 256,0, 8,"AES-256", 39,"Advanced Encryption Standard (AES-256)"},
248 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
249 {CALG_SHA_256
, 256,256, 256,CRYPT_FLAG_SIGNING
, 6,"SHA-256", 30,"Secure Hash Algorithm (SHA-256)"},
250 {CALG_SHA_384
, 384,384, 384,CRYPT_FLAG_SIGNING
, 6,"SHA-384", 30,"Secure Hash Algorithm (SHA-384)"},
251 {CALG_SHA_512
, 512,512, 512,CRYPT_FLAG_SIGNING
, 6,"SHA-512", 30,"Secure Hash Algorithm (SHA-512)"},
252 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
253 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
254 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
255 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
256 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
257 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
258 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
259 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
260 {0, 0, 0, 0,0, 1,"", 1,""}
264 /******************************************************************************
265 * API forward declarations
268 RSAENH_CPGetKeyParam(
299 RSAENH_CPSetHashParam(
303 BYTE
*pbData
, DWORD dwFlags
307 RSAENH_CPGetHashParam(
317 RSAENH_CPDestroyHash(
322 static BOOL
crypt_export_key(
332 static BOOL
import_key(
351 /******************************************************************************
352 * CSP's handle table (used by all acquired key containers)
354 static struct handle_table handle_table
;
356 /******************************************************************************
359 * Initializes and destroys the handle table for the CSP's handles.
361 BOOL WINAPI
DllMain(HINSTANCE hInstance
, DWORD fdwReason
, PVOID reserved
)
365 case DLL_PROCESS_ATTACH
:
366 instance
= hInstance
;
367 DisableThreadLibraryCalls(hInstance
);
368 init_handle_table(&handle_table
);
371 case DLL_PROCESS_DETACH
:
373 destroy_handle_table(&handle_table
);
379 /******************************************************************************
380 * copy_param [Internal]
382 * Helper function that supports the standard WINAPI protocol for querying data
386 * pbBuffer [O] Buffer where the queried parameter is copied to, if it is large enough.
387 * May be NUL if the required buffer size is to be queried only.
388 * pdwBufferSize [I/O] In: Size of the buffer at pbBuffer
389 * Out: Size of parameter pbParam
390 * pbParam [I] Parameter value.
391 * dwParamSize [I] Size of pbParam
394 * Success: TRUE (pbParam was copied into pbBuffer or pbBuffer is NULL)
395 * Failure: FALSE (pbBuffer is not large enough to hold pbParam). Last error: ERROR_MORE_DATA
397 static inline BOOL
copy_param(BYTE
*pbBuffer
, DWORD
*pdwBufferSize
, const BYTE
*pbParam
,
402 if (dwParamSize
> *pdwBufferSize
)
404 SetLastError(ERROR_MORE_DATA
);
405 *pdwBufferSize
= dwParamSize
;
408 memcpy(pbBuffer
, pbParam
, dwParamSize
);
410 *pdwBufferSize
= dwParamSize
;
414 static inline KEYCONTAINER
* get_key_container(HCRYPTPROV hProv
)
416 KEYCONTAINER
*pKeyContainer
;
418 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
419 (OBJECTHDR
**)&pKeyContainer
))
421 SetLastError(NTE_BAD_UID
);
424 return pKeyContainer
;
427 /******************************************************************************
428 * get_algid_info [Internal]
430 * Query CSP capabilities for a given crypto algorithm.
433 * hProv [I] Handle to a key container of the CSP whose capabilities are to be queried.
434 * algid [I] Identifier of the crypto algorithm about which information is requested.
437 * Success: Pointer to a PROV_ENUMALGS_EX struct containing information about the crypto algorithm.
438 * Failure: NULL (algid not supported)
440 static inline const PROV_ENUMALGS_EX
* get_algid_info(HCRYPTPROV hProv
, ALG_ID algid
) {
441 const PROV_ENUMALGS_EX
*iterator
;
442 KEYCONTAINER
*pKeyContainer
;
444 if (!(pKeyContainer
= get_key_container(hProv
))) return NULL
;
446 for (iterator
= aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]; iterator
->aiAlgid
; iterator
++) {
447 if (iterator
->aiAlgid
== algid
) return iterator
;
450 SetLastError(NTE_BAD_ALGID
);
454 /******************************************************************************
455 * copy_data_blob [Internal]
457 * deeply copies a DATA_BLOB
460 * dst [O] That's where the blob will be copied to
461 * src [I] Source blob
465 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY
468 * Use free_data_blob to release resources occupied by copy_data_blob.
470 static inline BOOL
copy_data_blob(PCRYPT_DATA_BLOB dst
, const PCRYPT_DATA_BLOB src
)
472 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, src
->cbData
);
474 SetLastError(NTE_NO_MEMORY
);
477 dst
->cbData
= src
->cbData
;
478 memcpy(dst
->pbData
, src
->pbData
, src
->cbData
);
482 /******************************************************************************
483 * concat_data_blobs [Internal]
485 * Concatenates two blobs
488 * dst [O] The new blob will be copied here
489 * src1 [I] Prefix blob
490 * src2 [I] Appendix blob
494 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY)
497 * Release resources occupied by concat_data_blobs with free_data_blobs
499 static inline BOOL
concat_data_blobs(PCRYPT_DATA_BLOB dst
, const PCRYPT_DATA_BLOB src1
,
500 const PCRYPT_DATA_BLOB src2
)
502 dst
->cbData
= src1
->cbData
+ src2
->cbData
;
503 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, dst
->cbData
);
505 SetLastError(NTE_NO_MEMORY
);
508 memcpy(dst
->pbData
, src1
->pbData
, src1
->cbData
);
509 memcpy(dst
->pbData
+ src1
->cbData
, src2
->pbData
, src2
->cbData
);
513 /******************************************************************************
514 * free_data_blob [Internal]
516 * releases resource occupied by a dynamically allocated CRYPT_DATA_BLOB
519 * pBlob [I] Heap space occupied by pBlob->pbData is released
521 static inline void free_data_blob(PCRYPT_DATA_BLOB pBlob
) {
522 HeapFree(GetProcessHeap(), 0, pBlob
->pbData
);
525 /******************************************************************************
526 * init_data_blob [Internal]
528 static inline void init_data_blob(PCRYPT_DATA_BLOB pBlob
) {
529 pBlob
->pbData
= NULL
;
533 /******************************************************************************
534 * free_hmac_info [Internal]
536 * Deeply free an HMAC_INFO struct.
539 * hmac_info [I] Pointer to the HMAC_INFO struct to be freed.
542 * See Internet RFC 2104 for details on the HMAC algorithm.
544 static inline void free_hmac_info(PHMAC_INFO hmac_info
) {
545 if (!hmac_info
) return;
546 HeapFree(GetProcessHeap(), 0, hmac_info
->pbInnerString
);
547 HeapFree(GetProcessHeap(), 0, hmac_info
->pbOuterString
);
548 HeapFree(GetProcessHeap(), 0, hmac_info
);
551 /******************************************************************************
552 * copy_hmac_info [Internal]
554 * Deeply copy an HMAC_INFO struct
557 * dst [O] Pointer to a location where the pointer to the HMAC_INFO copy will be stored.
558 * src [I] Pointer to the HMAC_INFO struct to be copied.
565 * See Internet RFC 2104 for details on the HMAC algorithm.
567 static BOOL
copy_hmac_info(PHMAC_INFO
*dst
, const HMAC_INFO
*src
) {
568 if (!src
) return FALSE
;
569 *dst
= HeapAlloc(GetProcessHeap(), 0, sizeof(HMAC_INFO
));
570 if (!*dst
) return FALSE
;
572 (*dst
)->pbInnerString
= NULL
;
573 (*dst
)->pbOuterString
= NULL
;
574 if ((*dst
)->cbInnerString
== 0) (*dst
)->cbInnerString
= RSAENH_HMAC_DEF_PAD_LEN
;
575 (*dst
)->pbInnerString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbInnerString
);
576 if (!(*dst
)->pbInnerString
) {
577 free_hmac_info(*dst
);
580 if (src
->cbInnerString
)
581 memcpy((*dst
)->pbInnerString
, src
->pbInnerString
, src
->cbInnerString
);
583 memset((*dst
)->pbInnerString
, RSAENH_HMAC_DEF_IPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
584 if ((*dst
)->cbOuterString
== 0) (*dst
)->cbOuterString
= RSAENH_HMAC_DEF_PAD_LEN
;
585 (*dst
)->pbOuterString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbOuterString
);
586 if (!(*dst
)->pbOuterString
) {
587 free_hmac_info(*dst
);
590 if (src
->cbOuterString
)
591 memcpy((*dst
)->pbOuterString
, src
->pbOuterString
, src
->cbOuterString
);
593 memset((*dst
)->pbOuterString
, RSAENH_HMAC_DEF_OPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
597 /******************************************************************************
598 * destroy_hash [Internal]
600 * Destructor for hash objects
603 * pCryptHash [I] Pointer to the hash object to be destroyed.
604 * Will be invalid after function returns!
606 static void destroy_hash(OBJECTHDR
*pObject
)
608 CRYPTHASH
*pCryptHash
= (CRYPTHASH
*)pObject
;
610 free_hmac_info(pCryptHash
->pHMACInfo
);
611 free_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
612 free_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
613 HeapFree(GetProcessHeap(), 0, pCryptHash
);
616 /******************************************************************************
617 * init_hash [Internal]
619 * Initialize (or reset) a hash object
622 * pCryptHash [I] The hash object to be initialized.
624 static inline BOOL
init_hash(CRYPTHASH
*pCryptHash
) {
627 switch (pCryptHash
->aiAlgid
)
630 if (pCryptHash
->pHMACInfo
) {
631 const PROV_ENUMALGS_EX
*pAlgInfo
;
633 pAlgInfo
= get_algid_info(pCryptHash
->hProv
, pCryptHash
->pHMACInfo
->HashAlgid
);
634 if (!pAlgInfo
) return FALSE
;
635 pCryptHash
->dwHashSize
= pAlgInfo
->dwDefaultLen
>> 3;
636 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
637 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
638 pCryptHash
->pHMACInfo
->pbInnerString
,
639 pCryptHash
->pHMACInfo
->cbInnerString
);
644 dwLen
= sizeof(DWORD
);
645 RSAENH_CPGetKeyParam(pCryptHash
->hProv
, pCryptHash
->hKey
, KP_BLOCKLEN
,
646 (BYTE
*)&pCryptHash
->dwHashSize
, &dwLen
, 0);
647 pCryptHash
->dwHashSize
>>= 3;
651 return init_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
);
655 /******************************************************************************
656 * update_hash [Internal]
658 * Hashes the given data and updates the hash object's state accordingly
661 * pCryptHash [I] Hash object to be updated.
662 * pbData [I] Pointer to data stream to be hashed.
663 * dwDataLen [I] Length of data stream.
665 static inline void update_hash(CRYPTHASH
*pCryptHash
, const BYTE
*pbData
, DWORD dwDataLen
)
669 switch (pCryptHash
->aiAlgid
)
672 if (pCryptHash
->pHMACInfo
)
673 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
678 pbTemp
= HeapAlloc(GetProcessHeap(), 0, dwDataLen
);
680 memcpy(pbTemp
, pbData
, dwDataLen
);
681 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, FALSE
, 0,
682 pbTemp
, &dwDataLen
, dwDataLen
);
683 HeapFree(GetProcessHeap(), 0, pbTemp
);
687 update_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pbData
, dwDataLen
);
691 /******************************************************************************
692 * finalize_hash [Internal]
694 * Finalizes the hash, after all data has been hashed with update_hash.
695 * No additional data can be hashed afterwards until the hash gets initialized again.
698 * pCryptHash [I] Hash object to be finalized.
700 static inline void finalize_hash(CRYPTHASH
*pCryptHash
) {
703 switch (pCryptHash
->aiAlgid
)
706 if (pCryptHash
->pHMACInfo
) {
707 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
709 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
710 pCryptHash
->abHashValue
);
711 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
712 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
713 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
714 pCryptHash
->pHMACInfo
->pbOuterString
,
715 pCryptHash
->pHMACInfo
->cbOuterString
);
716 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
717 abHashValue
, pCryptHash
->dwHashSize
);
718 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
719 pCryptHash
->abHashValue
);
725 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, TRUE
, 0,
726 pCryptHash
->abHashValue
, &dwDataLen
, pCryptHash
->dwHashSize
);
730 finalize_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pCryptHash
->abHashValue
);
734 /******************************************************************************
735 * destroy_key [Internal]
737 * Destructor for key objects
740 * pCryptKey [I] Pointer to the key object to be destroyed.
741 * Will be invalid after function returns!
743 static void destroy_key(OBJECTHDR
*pObject
)
745 CRYPTKEY
*pCryptKey
= (CRYPTKEY
*)pObject
;
747 free_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
);
748 free_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
749 free_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
750 free_data_blob(&pCryptKey
->blobHmacKey
);
751 HeapFree(GetProcessHeap(), 0, pCryptKey
);
754 /******************************************************************************
755 * setup_key [Internal]
757 * Initialize (or reset) a key object
760 * pCryptKey [I] The key object to be initialized.
762 static inline void setup_key(CRYPTKEY
*pCryptKey
) {
763 pCryptKey
->dwState
= RSAENH_KEYSTATE_IDLE
;
764 memcpy(pCryptKey
->abChainVector
, pCryptKey
->abInitVector
, sizeof(pCryptKey
->abChainVector
));
765 setup_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
,
766 pCryptKey
->dwEffectiveKeyLen
, pCryptKey
->dwSaltLen
,
767 pCryptKey
->abKeyValue
);
770 /******************************************************************************
773 * Creates a new key object without assigning the actual binary key value.
774 * This is done by CPDeriveKey, CPGenKey or CPImportKey, which call this function.
777 * hProv [I] Handle to the provider to which the created key will belong.
778 * aiAlgid [I] The new key shall use the crypto algorithm identified by aiAlgid.
779 * dwFlags [I] Upper 16 bits give the key length.
780 * Lower 16 bits: CRYPT_EXPORTABLE, CRYPT_CREATE_SALT,
782 * ppCryptKey [O] Pointer to the created key
785 * Success: Handle to the created key.
786 * Failure: INVALID_HANDLE_VALUE
788 static HCRYPTKEY
new_key(HCRYPTPROV hProv
, ALG_ID aiAlgid
, DWORD dwFlags
, CRYPTKEY
**ppCryptKey
)
792 DWORD dwKeyLen
= HIWORD(dwFlags
), bKeyLen
= dwKeyLen
;
793 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
798 * Retrieve the CSP's capabilities for the given ALG_ID value
800 peaAlgidInfo
= get_algid_info(hProv
, aiAlgid
);
801 if (!peaAlgidInfo
) return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
803 TRACE("alg = %s, dwKeyLen = %d\n", debugstr_a(peaAlgidInfo
->szName
),
806 * Assume the default key length, if none is specified explicitly
808 if (dwKeyLen
== 0) dwKeyLen
= peaAlgidInfo
->dwDefaultLen
;
811 * Check if the requested key length is supported by the current CSP.
812 * Adjust key length's for DES algorithms.
816 if (dwKeyLen
== RSAENH_DES_EFFECTIVE_KEYLEN
) {
817 dwKeyLen
= RSAENH_DES_STORAGE_KEYLEN
;
819 if (dwKeyLen
!= RSAENH_DES_STORAGE_KEYLEN
) {
820 SetLastError(NTE_BAD_FLAGS
);
821 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
826 if (dwKeyLen
== RSAENH_3DES112_EFFECTIVE_KEYLEN
) {
827 dwKeyLen
= RSAENH_3DES112_STORAGE_KEYLEN
;
829 if (dwKeyLen
!= RSAENH_3DES112_STORAGE_KEYLEN
) {
830 SetLastError(NTE_BAD_FLAGS
);
831 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
836 if (dwKeyLen
== RSAENH_3DES_EFFECTIVE_KEYLEN
) {
837 dwKeyLen
= RSAENH_3DES_STORAGE_KEYLEN
;
839 if (dwKeyLen
!= RSAENH_3DES_STORAGE_KEYLEN
) {
840 SetLastError(NTE_BAD_FLAGS
);
841 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
846 /* Avoid the key length check for HMAC keys, which have unlimited
854 TRACE("missing key len for CALG_AES\n");
855 SetLastError(NTE_BAD_ALGID
);
856 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
861 dwKeyLen
> peaAlgidInfo
->dwMaxLen
||
862 dwKeyLen
< peaAlgidInfo
->dwMinLen
)
864 TRACE("key len %d out of bounds (%d, %d)\n", dwKeyLen
,
865 peaAlgidInfo
->dwMinLen
, peaAlgidInfo
->dwMaxLen
);
866 SetLastError(NTE_BAD_DATA
);
867 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
871 hCryptKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
,
872 destroy_key
, (OBJECTHDR
**)&pCryptKey
);
873 if (hCryptKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
875 KEYCONTAINER
*pKeyContainer
= get_key_container(hProv
);
876 pCryptKey
->aiAlgid
= aiAlgid
;
877 pCryptKey
->hProv
= hProv
;
878 pCryptKey
->dwModeBits
= 0;
879 pCryptKey
->dwPermissions
= CRYPT_ENCRYPT
| CRYPT_DECRYPT
| CRYPT_READ
| CRYPT_WRITE
|
881 if (dwFlags
& CRYPT_EXPORTABLE
)
882 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
883 pCryptKey
->dwKeyLen
= dwKeyLen
>> 3;
884 pCryptKey
->dwEffectiveKeyLen
= 0;
887 * For compatibility reasons a 40 bit key on the Enhanced
888 * provider will not have salt
890 if (pKeyContainer
->dwPersonality
== RSAENH_PERSONALITY_ENHANCED
891 && (aiAlgid
== CALG_RC2
|| aiAlgid
== CALG_RC4
)
892 && (dwFlags
& CRYPT_CREATE_SALT
) && dwKeyLen
== 40)
893 pCryptKey
->dwSaltLen
= 0;
894 else if ((dwFlags
& CRYPT_CREATE_SALT
) || (dwKeyLen
== 40 && !(dwFlags
& CRYPT_NO_SALT
)))
895 pCryptKey
->dwSaltLen
= 16 /*FIXME*/ - pCryptKey
->dwKeyLen
;
897 pCryptKey
->dwSaltLen
= 0;
898 memset(pCryptKey
->abKeyValue
, 0, sizeof(pCryptKey
->abKeyValue
));
899 memset(pCryptKey
->abInitVector
, 0, sizeof(pCryptKey
->abInitVector
));
900 memset(&pCryptKey
->siSChannelInfo
.saEncAlg
, 0, sizeof(pCryptKey
->siSChannelInfo
.saEncAlg
));
901 memset(&pCryptKey
->siSChannelInfo
.saMACAlg
, 0, sizeof(pCryptKey
->siSChannelInfo
.saMACAlg
));
902 init_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
903 init_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
904 init_data_blob(&pCryptKey
->blobHmacKey
);
908 case CALG_PCT1_MASTER
:
909 case CALG_SSL2_MASTER
:
910 case CALG_SSL3_MASTER
:
911 case CALG_TLS1_MASTER
:
913 pCryptKey
->dwBlockLen
= 0;
914 pCryptKey
->dwMode
= 0;
921 pCryptKey
->dwBlockLen
= 8;
922 pCryptKey
->dwMode
= CRYPT_MODE_CBC
;
929 pCryptKey
->dwBlockLen
= 16;
930 pCryptKey
->dwMode
= CRYPT_MODE_CBC
;
935 pCryptKey
->dwBlockLen
= dwKeyLen
>> 3;
936 pCryptKey
->dwMode
= 0;
940 pCryptKey
->dwBlockLen
= 0;
941 pCryptKey
->dwMode
= 0;
945 *ppCryptKey
= pCryptKey
;
951 /******************************************************************************
952 * map_key_spec_to_key_pair_name [Internal]
954 * Returns the name of the registry value associated with a key spec.
957 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
960 * Success: Name of registry value.
963 static LPCSTR
map_key_spec_to_key_pair_name(DWORD dwKeySpec
)
970 szValueName
= "KeyExchangeKeyPair";
973 szValueName
= "SignatureKeyPair";
976 WARN("invalid key spec %d\n", dwKeySpec
);
982 /******************************************************************************
983 * store_key_pair [Internal]
985 * Stores a key pair to the registry
988 * hCryptKey [I] Handle to the key to be stored
989 * hKey [I] Registry key where the key pair is to be stored
990 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
991 * dwFlags [I] Flags for protecting the key
993 static void store_key_pair(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
)
996 DATA_BLOB blobIn
, blobOut
;
1001 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
1003 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
1004 (OBJECTHDR
**)&pKey
))
1006 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, 0, &dwLen
))
1008 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
1011 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, pbKey
,
1014 blobIn
.pbData
= pbKey
;
1015 blobIn
.cbData
= dwLen
;
1017 if (CryptProtectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
1020 RegSetValueExA(hKey
, szValueName
, 0, REG_BINARY
,
1021 blobOut
.pbData
, blobOut
.cbData
);
1022 LocalFree(blobOut
.pbData
);
1025 HeapFree(GetProcessHeap(), 0, pbKey
);
1031 /******************************************************************************
1032 * map_key_spec_to_permissions_name [Internal]
1034 * Returns the name of the registry value associated with the permissions for
1038 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1041 * Success: Name of registry value.
1044 static LPCSTR
map_key_spec_to_permissions_name(DWORD dwKeySpec
)
1050 case AT_KEYEXCHANGE
:
1051 szValueName
= "KeyExchangePermissions";
1054 szValueName
= "SignaturePermissions";
1057 WARN("invalid key spec %d\n", dwKeySpec
);
1063 /******************************************************************************
1064 * store_key_permissions [Internal]
1066 * Stores a key's permissions to the registry
1069 * hCryptKey [I] Handle to the key whose permissions are to be stored
1070 * hKey [I] Registry key where the key permissions are to be stored
1071 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1073 static void store_key_permissions(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
)
1078 if (!(szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1080 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
1081 (OBJECTHDR
**)&pKey
))
1082 RegSetValueExA(hKey
, szValueName
, 0, REG_DWORD
,
1083 (BYTE
*)&pKey
->dwPermissions
,
1084 sizeof(pKey
->dwPermissions
));
1087 /******************************************************************************
1088 * create_container_key [Internal]
1090 * Creates the registry key for a key container's persistent storage.
1093 * pKeyContainer [I] Pointer to the key container
1094 * sam [I] Desired registry access
1095 * phKey [O] Returned key
1097 static BOOL
create_container_key(KEYCONTAINER
*pKeyContainer
, REGSAM sam
, HKEY
*phKey
)
1099 CHAR szRSABase
[MAX_PATH
];
1102 sprintf(szRSABase
, RSAENH_REGKEY
, pKeyContainer
->szName
);
1104 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1105 hRootKey
= HKEY_LOCAL_MACHINE
;
1107 hRootKey
= HKEY_CURRENT_USER
;
1109 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1110 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1111 return RegCreateKeyExA(hRootKey
, szRSABase
, 0, NULL
,
1112 REG_OPTION_NON_VOLATILE
, sam
, NULL
, phKey
, NULL
)
1116 /******************************************************************************
1117 * open_container_key [Internal]
1119 * Opens a key container's persistent storage for reading.
1122 * pszContainerName [I] Name of the container to be opened. May be the empty
1123 * string if the parent key of all containers is to be
1125 * dwFlags [I] Flags indicating which keyset to be opened.
1126 * phKey [O] Returned key
1128 static BOOL
open_container_key(LPCSTR pszContainerName
, DWORD dwFlags
, REGSAM access
, HKEY
*phKey
)
1130 CHAR szRSABase
[MAX_PATH
];
1133 sprintf(szRSABase
, RSAENH_REGKEY
, pszContainerName
);
1135 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1136 hRootKey
= HKEY_LOCAL_MACHINE
;
1138 hRootKey
= HKEY_CURRENT_USER
;
1140 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1141 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1142 return RegOpenKeyExA(hRootKey
, szRSABase
, 0, access
, phKey
) ==
1146 /******************************************************************************
1147 * delete_container_key [Internal]
1149 * Deletes a key container's persistent storage.
1152 * pszContainerName [I] Name of the container to be opened.
1153 * dwFlags [I] Flags indicating which keyset to be opened.
1155 static BOOL
delete_container_key(LPCSTR pszContainerName
, DWORD dwFlags
)
1157 CHAR szRegKey
[MAX_PATH
];
1159 if (snprintf(szRegKey
, MAX_PATH
, RSAENH_REGKEY
, pszContainerName
) >= MAX_PATH
) {
1160 SetLastError(NTE_BAD_KEYSET_PARAM
);
1164 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1165 hRootKey
= HKEY_LOCAL_MACHINE
;
1167 hRootKey
= HKEY_CURRENT_USER
;
1168 if (!RegDeleteKeyA(hRootKey
, szRegKey
)) {
1169 SetLastError(ERROR_SUCCESS
);
1172 SetLastError(NTE_BAD_KEYSET
);
1178 /******************************************************************************
1179 * store_key_container_keys [Internal]
1181 * Stores key container's keys in a persistent location.
1184 * pKeyContainer [I] Pointer to the key container whose keys are to be saved
1186 static void store_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1191 /* On WinXP, persistent keys are stored in a file located at:
1192 * $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
1195 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1196 dwFlags
= CRYPTPROTECT_LOCAL_MACHINE
;
1200 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1202 store_key_pair(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1203 AT_KEYEXCHANGE
, dwFlags
);
1204 store_key_pair(pKeyContainer
->hSignatureKeyPair
, hKey
,
1205 AT_SIGNATURE
, dwFlags
);
1210 /******************************************************************************
1211 * store_key_container_permissions [Internal]
1213 * Stores key container's key permissions in a persistent location.
1216 * pKeyContainer [I] Pointer to the key container whose key permissions are to
1219 static void store_key_container_permissions(KEYCONTAINER
*pKeyContainer
)
1223 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1225 store_key_permissions(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1227 store_key_permissions(pKeyContainer
->hSignatureKeyPair
, hKey
,
1233 /******************************************************************************
1234 * release_key_container_keys [Internal]
1236 * Releases key container's keys.
1239 * pKeyContainer [I] Pointer to the key container whose keys are to be released.
1241 static void release_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1243 release_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
,
1245 release_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
,
1249 /******************************************************************************
1250 * destroy_key_container [Internal]
1252 * Destructor for key containers.
1255 * pObjectHdr [I] Pointer to the key container to be destroyed.
1257 static void destroy_key_container(OBJECTHDR
*pObjectHdr
)
1259 KEYCONTAINER
*pKeyContainer
= (KEYCONTAINER
*)pObjectHdr
;
1261 if (!(pKeyContainer
->dwFlags
& CRYPT_VERIFYCONTEXT
))
1263 store_key_container_keys(pKeyContainer
);
1264 store_key_container_permissions(pKeyContainer
);
1265 release_key_container_keys(pKeyContainer
);
1268 release_key_container_keys(pKeyContainer
);
1269 HeapFree( GetProcessHeap(), 0, pKeyContainer
);
1272 /******************************************************************************
1273 * new_key_container [Internal]
1275 * Create a new key container. The personality (RSA Base, Strong or Enhanced CP)
1276 * of the CSP is determined via the pVTable->pszProvName string.
1279 * pszContainerName [I] Name of the key container.
1280 * pVTable [I] Callback functions and context info provided by the OS
1283 * Success: Handle to the new key container.
1284 * Failure: INVALID_HANDLE_VALUE
1286 static HCRYPTPROV
new_key_container(PCCH pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1288 KEYCONTAINER
*pKeyContainer
;
1289 HCRYPTPROV hKeyContainer
;
1291 hKeyContainer
= new_object(&handle_table
, sizeof(KEYCONTAINER
), RSAENH_MAGIC_CONTAINER
,
1292 destroy_key_container
, (OBJECTHDR
**)&pKeyContainer
);
1293 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1295 lstrcpynA(pKeyContainer
->szName
, pszContainerName
, MAX_PATH
);
1296 pKeyContainer
->dwFlags
= dwFlags
;
1297 pKeyContainer
->dwEnumAlgsCtr
= 0;
1298 pKeyContainer
->hKeyExchangeKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1299 pKeyContainer
->hSignatureKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1300 if (pVTable
&& pVTable
->pszProvName
) {
1301 lstrcpynA(pKeyContainer
->szProvName
, pVTable
->pszProvName
, MAX_PATH
);
1302 if (!strcmp(pVTable
->pszProvName
, MS_DEF_PROV_A
)) {
1303 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_BASE
;
1304 } else if (!strcmp(pVTable
->pszProvName
, MS_ENHANCED_PROV_A
)) {
1305 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_ENHANCED
;
1306 } else if (!strcmp(pVTable
->pszProvName
, MS_DEF_RSA_SCHANNEL_PROV_A
)) {
1307 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_SCHANNEL
;
1308 } else if (!strcmp(pVTable
->pszProvName
, MS_ENH_RSA_AES_PROV_A
) ||
1309 !strcmp(pVTable
->pszProvName
, MS_ENH_RSA_AES_PROV_XP_A
)) {
1310 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_AES
;
1312 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_STRONG
;
1316 /* The new key container has to be inserted into the CSP immediately
1317 * after creation to be available for CPGetProvParam's PP_ENUMCONTAINERS. */
1318 if (!(dwFlags
& CRYPT_VERIFYCONTEXT
)) {
1321 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1326 return hKeyContainer
;
1329 /******************************************************************************
1330 * read_key_value [Internal]
1332 * Reads a key pair value from the registry
1335 * hKeyContainer [I] Crypt provider to use to import the key
1336 * hKey [I] Registry key from which to read the key pair
1337 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1338 * dwFlags [I] Flags for unprotecting the key
1339 * phCryptKey [O] Returned key
1341 static BOOL
read_key_value(HCRYPTPROV hKeyContainer
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
, HCRYPTKEY
*phCryptKey
)
1344 DWORD dwValueType
, dwLen
;
1346 DATA_BLOB blobIn
, blobOut
;
1349 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
1351 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, NULL
, &dwLen
) ==
1354 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
1357 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, pbKey
, &dwLen
) ==
1360 blobIn
.pbData
= pbKey
;
1361 blobIn
.cbData
= dwLen
;
1363 if (CryptUnprotectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
1366 ret
= import_key(hKeyContainer
, blobOut
.pbData
, blobOut
.cbData
, 0, 0,
1368 LocalFree(blobOut
.pbData
);
1371 HeapFree(GetProcessHeap(), 0, pbKey
);
1378 if (lookup_handle(&handle_table
, *phCryptKey
, RSAENH_MAGIC_KEY
,
1379 (OBJECTHDR
**)&pKey
))
1381 if ((szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1383 dwLen
= sizeof(pKey
->dwPermissions
);
1384 RegQueryValueExA(hKey
, szValueName
, 0, NULL
,
1385 (BYTE
*)&pKey
->dwPermissions
, &dwLen
);
1392 /******************************************************************************
1393 * read_key_container [Internal]
1395 * Tries to read the persistent state of the key container (mainly the signature
1396 * and key exchange private keys) given by pszContainerName.
1399 * pszContainerName [I] Name of the key container to read from the registry
1400 * pVTable [I] Pointer to context data provided by the operating system
1403 * Success: Handle to the key container read from the registry
1404 * Failure: INVALID_HANDLE_VALUE
1406 static HCRYPTPROV
read_key_container(PCHAR pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1409 KEYCONTAINER
*pKeyContainer
;
1410 HCRYPTPROV hKeyContainer
;
1411 HCRYPTKEY hCryptKey
;
1413 if (!open_container_key(pszContainerName
, dwFlags
, KEY_READ
, &hKey
))
1415 SetLastError(NTE_BAD_KEYSET
);
1416 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1419 hKeyContainer
= new_key_container(pszContainerName
, dwFlags
, pVTable
);
1420 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1422 DWORD dwProtectFlags
= (dwFlags
& CRYPT_MACHINE_KEYSET
) ?
1423 CRYPTPROTECT_LOCAL_MACHINE
: 0;
1425 if (!lookup_handle(&handle_table
, hKeyContainer
, RSAENH_MAGIC_CONTAINER
,
1426 (OBJECTHDR
**)&pKeyContainer
))
1427 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1429 /* read_key_value calls import_key, which calls import_private_key,
1430 * which implicitly installs the key value into the appropriate key
1431 * container key. Thus the ref count is incremented twice, once for
1432 * the output key value, and once for the implicit install, and needs
1433 * to be decremented to balance the two.
1435 if (read_key_value(hKeyContainer
, hKey
, AT_KEYEXCHANGE
,
1436 dwProtectFlags
, &hCryptKey
))
1437 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1438 if (read_key_value(hKeyContainer
, hKey
, AT_SIGNATURE
,
1439 dwProtectFlags
, &hCryptKey
))
1440 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1443 return hKeyContainer
;
1446 /******************************************************************************
1447 * build_hash_signature [Internal]
1449 * Builds a padded version of a hash to match the length of the RSA key modulus.
1452 * pbSignature [O] The padded hash object is stored here.
1453 * dwLen [I] Length of the pbSignature buffer.
1454 * aiAlgid [I] Algorithm identifier of the hash to be padded.
1455 * abHashValue [I] The value of the hash object.
1456 * dwHashLen [I] Length of the hash value.
1457 * dwFlags [I] Selection of padding algorithm.
1461 * Failure: FALSE (NTE_BAD_ALGID)
1463 static BOOL
build_hash_signature(BYTE
*pbSignature
, DWORD dwLen
, ALG_ID aiAlgid
,
1464 const BYTE
*abHashValue
, DWORD dwHashLen
, DWORD dwFlags
)
1466 /* These prefixes are meant to be concatenated with hash values of the
1467 * respective kind to form a PKCS #7 DigestInfo. */
1468 static const struct tagOIDDescriptor
{
1471 const BYTE abOID
[19];
1472 } aOIDDescriptor
[] = {
1473 { CALG_MD2
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1474 0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
1475 { CALG_MD4
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1476 0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
1477 { CALG_MD5
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1478 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
1479 { CALG_SHA
, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
1480 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
1481 { CALG_SHA_256
, 19, { 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1482 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1483 0x05, 0x00, 0x04, 0x20 } },
1484 { CALG_SHA_384
, 19, { 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1485 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02,
1486 0x05, 0x00, 0x04, 0x30 } },
1487 { CALG_SHA_512
, 19, { 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1488 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03,
1489 0x05, 0x00, 0x04, 0x40 } },
1490 { CALG_SSL3_SHAMD5
, 0, { 0 } },
1493 DWORD dwIdxOID
, i
, j
;
1495 for (dwIdxOID
= 0; aOIDDescriptor
[dwIdxOID
].aiAlgid
; dwIdxOID
++) {
1496 if (aOIDDescriptor
[dwIdxOID
].aiAlgid
== aiAlgid
) break;
1499 if (!aOIDDescriptor
[dwIdxOID
].aiAlgid
) {
1500 SetLastError(NTE_BAD_ALGID
);
1504 /* Build the padded signature */
1505 if (dwFlags
& CRYPT_X931_FORMAT
) {
1506 pbSignature
[0] = 0x6b;
1507 for (i
=1; i
< dwLen
- dwHashLen
- 3; i
++) {
1508 pbSignature
[i
] = 0xbb;
1510 pbSignature
[i
++] = 0xba;
1511 for (j
=0; j
< dwHashLen
; j
++, i
++) {
1512 pbSignature
[i
] = abHashValue
[j
];
1514 pbSignature
[i
++] = 0x33;
1515 pbSignature
[i
++] = 0xcc;
1517 pbSignature
[0] = 0x00;
1518 pbSignature
[1] = 0x01;
1519 if (dwFlags
& CRYPT_NOHASHOID
) {
1520 for (i
=2; i
< dwLen
- 1 - dwHashLen
; i
++) {
1521 pbSignature
[i
] = 0xff;
1523 pbSignature
[i
++] = 0x00;
1525 for (i
=2; i
< dwLen
- 1 - aOIDDescriptor
[dwIdxOID
].dwLen
- dwHashLen
; i
++) {
1526 pbSignature
[i
] = 0xff;
1528 pbSignature
[i
++] = 0x00;
1529 for (j
=0; j
< aOIDDescriptor
[dwIdxOID
].dwLen
; j
++) {
1530 pbSignature
[i
++] = aOIDDescriptor
[dwIdxOID
].abOID
[j
];
1533 for (j
=0; j
< dwHashLen
; j
++) {
1534 pbSignature
[i
++] = abHashValue
[j
];
1541 /******************************************************************************
1544 * This is an implementation of the 'P_hash' helper function for TLS1's PRF.
1545 * It is used exclusively by tls1_prf. For details see RFC 2246, chapter 5.
1546 * The pseudo random stream generated by this function is exclusive or'ed with
1547 * the data in pbBuffer.
1550 * hHMAC [I] HMAC object, which will be used in pseudo random generation
1551 * pblobSeed [I] Seed value
1552 * pbBuffer [I/O] Pseudo random stream will be xor'ed to the provided data
1553 * dwBufferLen [I] Number of pseudo random bytes desired
1559 static BOOL
tls1_p(HCRYPTHASH hHMAC
, const PCRYPT_DATA_BLOB pblobSeed
, BYTE
*pbBuffer
,
1563 BYTE abAi
[RSAENH_MAX_HASH_SIZE
];
1566 if (!lookup_handle(&handle_table
, hHMAC
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pHMAC
)) {
1567 SetLastError(NTE_BAD_HASH
);
1571 /* compute A_1 = HMAC(seed) */
1573 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1574 finalize_hash(pHMAC
);
1575 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1578 /* compute HMAC(A_i + seed) */
1580 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1581 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1582 finalize_hash(pHMAC
);
1584 /* pseudo random stream := CONCAT_{i=1..n} ( HMAC(A_i + seed) ) */
1586 if (i
>= dwBufferLen
) break;
1587 pbBuffer
[i
] ^= pHMAC
->abHashValue
[i
% pHMAC
->dwHashSize
];
1589 } while (i
% pHMAC
->dwHashSize
);
1591 /* compute A_{i+1} = HMAC(A_i) */
1593 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1594 finalize_hash(pHMAC
);
1595 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1596 } while (i
< dwBufferLen
);
1601 /******************************************************************************
1602 * tls1_prf [Internal]
1604 * TLS1 pseudo random function as specified in RFC 2246, chapter 5
1607 * hProv [I] Key container used to compute the pseudo random stream
1608 * hSecret [I] Key that holds the (pre-)master secret
1609 * pblobLabel [I] Descriptive label
1610 * pblobSeed [I] Seed value
1611 * pbBuffer [O] Pseudo random numbers will be stored here
1612 * dwBufferLen [I] Number of pseudo random bytes desired
1618 static BOOL
tls1_prf(HCRYPTPROV hProv
, HCRYPTPROV hSecret
, const PCRYPT_DATA_BLOB pblobLabel
,
1619 const PCRYPT_DATA_BLOB pblobSeed
, BYTE
*pbBuffer
, DWORD dwBufferLen
)
1621 HMAC_INFO hmacInfo
= { 0, NULL
, 0, NULL
, 0 };
1622 HCRYPTHASH hHMAC
= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
1623 HCRYPTKEY hHalfSecret
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1624 CRYPTKEY
*pHalfSecret
, *pSecret
;
1625 DWORD dwHalfSecretLen
;
1626 BOOL result
= FALSE
;
1627 CRYPT_DATA_BLOB blobLabelSeed
;
1629 TRACE("(hProv=%08lx, hSecret=%08lx, pblobLabel=%p, pblobSeed=%p, pbBuffer=%p, dwBufferLen=%d)\n",
1630 hProv
, hSecret
, pblobLabel
, pblobSeed
, pbBuffer
, dwBufferLen
);
1632 if (!lookup_handle(&handle_table
, hSecret
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSecret
)) {
1633 SetLastError(NTE_FAIL
);
1637 dwHalfSecretLen
= (pSecret
->dwKeyLen
+1)/2;
1639 /* concatenation of the label and the seed */
1640 if (!concat_data_blobs(&blobLabelSeed
, pblobLabel
, pblobSeed
)) goto exit
;
1642 /* zero out the buffer, since two random streams will be xor'ed into it. */
1643 memset(pbBuffer
, 0, dwBufferLen
);
1645 /* build a 'fake' key, to hold the secret. CALG_SSL2_MASTER is used since it provides
1646 * the biggest range of valid key lengths. */
1647 hHalfSecret
= new_key(hProv
, CALG_SSL2_MASTER
, MAKELONG(0,dwHalfSecretLen
*8), &pHalfSecret
);
1648 if (hHalfSecret
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) goto exit
;
1650 /* Derive an HMAC_MD5 hash and call the helper function. */
1651 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
, dwHalfSecretLen
);
1652 if (!RSAENH_CPCreateHash(hProv
, CALG_HMAC
, hHalfSecret
, 0, &hHMAC
)) goto exit
;
1653 hmacInfo
.HashAlgid
= CALG_MD5
;
1654 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1655 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1657 /* Reconfigure to HMAC_SHA hash and call helper function again. */
1658 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
+ (pSecret
->dwKeyLen
/2), dwHalfSecretLen
);
1659 hmacInfo
.HashAlgid
= CALG_SHA
;
1660 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1661 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1665 release_handle(&handle_table
, hHalfSecret
, RSAENH_MAGIC_KEY
);
1666 if (hHMAC
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
) RSAENH_CPDestroyHash(hProv
, hHMAC
);
1667 free_data_blob(&blobLabelSeed
);
1671 /******************************************************************************
1672 * pad_data [Internal]
1674 * Helper function for data padding according to PKCS1 #2
1677 * abData [I] The data to be padded
1678 * dwDataLen [I] Length of the data
1679 * abBuffer [O] Padded data will be stored here
1680 * dwBufferLen [I] Length of the buffer (also length of padded data)
1681 * dwFlags [I] Padding format (CRYPT_SSL2_FALLBACK)
1685 * Failure: FALSE (NTE_BAD_LEN, too much data to pad)
1687 static BOOL
pad_data(const BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD dwBufferLen
,
1692 /* Ensure there is enough space for PKCS1 #2 padding */
1693 if (dwDataLen
> dwBufferLen
-11) {
1694 SetLastError(NTE_BAD_LEN
);
1698 memmove(abBuffer
+ dwBufferLen
- dwDataLen
, abData
, dwDataLen
);
1701 abBuffer
[1] = RSAENH_PKC_BLOCKTYPE
;
1702 for (i
=2; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1703 do gen_rand_impl(&abBuffer
[i
], 1); while (!abBuffer
[i
]);
1704 if (dwFlags
& CRYPT_SSL2_FALLBACK
)
1705 for (i
-=8; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1712 /******************************************************************************
1713 * unpad_data [Internal]
1715 * Remove the PKCS1 padding from RSA decrypted data
1718 * abData [I] The padded data
1719 * dwDataLen [I] Length of the padded data
1720 * abBuffer [O] Data without padding will be stored here
1721 * dwBufferLen [I/O] I: Length of the buffer, O: Length of unpadded data
1722 * dwFlags [I] Currently none defined
1726 * Failure: FALSE, (NTE_BAD_DATA, no valid PKCS1 padding or buffer too small)
1728 static BOOL
unpad_data(const BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD
*dwBufferLen
,
1735 SetLastError(NTE_BAD_DATA
);
1738 for (i
=2; i
<dwDataLen
; i
++)
1742 if ((i
== dwDataLen
) || (*dwBufferLen
< dwDataLen
- i
- 1) ||
1743 (abData
[0] != 0x00) || (abData
[1] != RSAENH_PKC_BLOCKTYPE
))
1745 SetLastError(NTE_BAD_DATA
);
1749 *dwBufferLen
= dwDataLen
- i
- 1;
1750 memmove(abBuffer
, abData
+ i
+ 1, *dwBufferLen
);
1754 /******************************************************************************
1755 * CPAcquireContext (RSAENH.@)
1757 * Acquire a handle to the key container specified by pszContainer
1760 * phProv [O] Pointer to the location the acquired handle will be written to.
1761 * pszContainer [I] Name of the desired key container. See Notes
1762 * dwFlags [I] Flags. See Notes.
1763 * pVTable [I] Pointer to a PVTableProvStruct containing callbacks.
1770 * If pszContainer is NULL or points to a zero length string the user's login
1771 * name will be used as the key container name.
1773 * If the CRYPT_NEW_KEYSET flag is set in dwFlags a new keyset will be created.
1774 * If a keyset with the given name already exists, the function fails and sets
1775 * last error to NTE_EXISTS. If CRYPT_NEW_KEYSET is not set and the specified
1776 * key container does not exist, function fails and sets last error to
1779 BOOL WINAPI
RSAENH_CPAcquireContext(HCRYPTPROV
*phProv
, LPSTR pszContainer
,
1780 DWORD dwFlags
, PVTableProvStruc pVTable
)
1782 CHAR szKeyContainerName
[MAX_PATH
];
1784 TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08x, pVTable=%p)\n", phProv
,
1785 debugstr_a(pszContainer
), dwFlags
, pVTable
);
1787 if (pszContainer
&& *pszContainer
)
1789 lstrcpynA(szKeyContainerName
, pszContainer
, MAX_PATH
);
1793 DWORD dwLen
= sizeof(szKeyContainerName
);
1794 if (!GetUserNameA(szKeyContainerName
, &dwLen
)) return FALSE
;
1797 switch (dwFlags
& (CRYPT_NEWKEYSET
|CRYPT_VERIFYCONTEXT
|CRYPT_DELETEKEYSET
))
1800 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1803 case CRYPT_DELETEKEYSET
:
1804 return delete_container_key(szKeyContainerName
, dwFlags
);
1806 case CRYPT_NEWKEYSET
:
1807 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1808 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1810 release_handle(&handle_table
, *phProv
, RSAENH_MAGIC_CONTAINER
);
1811 TRACE("Can't create new keyset, already exists\n");
1812 SetLastError(NTE_EXISTS
);
1815 *phProv
= new_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1818 case CRYPT_VERIFYCONTEXT
|CRYPT_NEWKEYSET
:
1819 case CRYPT_VERIFYCONTEXT
:
1820 if (pszContainer
&& *pszContainer
) {
1821 TRACE("pszContainer should be empty\n");
1822 SetLastError(NTE_BAD_FLAGS
);
1825 *phProv
= new_key_container("", dwFlags
, pVTable
);
1829 *phProv
= (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1830 SetLastError(NTE_BAD_FLAGS
);
1834 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
) {
1835 SetLastError(ERROR_SUCCESS
);
1842 /******************************************************************************
1843 * CPCreateHash (RSAENH.@)
1845 * CPCreateHash creates and initializes a new hash object.
1848 * hProv [I] Handle to the key container to which the new hash will belong.
1849 * Algid [I] Identifies the hash algorithm, which will be used for the hash.
1850 * hKey [I] Handle to a session key applied for keyed hashes.
1851 * dwFlags [I] Currently no flags defined. Must be zero.
1852 * phHash [O] Points to the location where a handle to the new hash will be stored.
1859 * hKey is a handle to a session key applied in keyed hashes like MAC and HMAC.
1860 * If a normal hash object is to be created (like e.g. MD2 or SHA1) hKey must be zero.
1862 BOOL WINAPI
RSAENH_CPCreateHash(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTKEY hKey
, DWORD dwFlags
,
1865 CRYPTKEY
*pCryptKey
;
1866 CRYPTHASH
*pCryptHash
;
1867 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
1869 TRACE("(hProv=%08lx, Algid=%08x, hKey=%08lx, dwFlags=%08x, phHash=%p)\n", hProv
, Algid
, hKey
,
1872 peaAlgidInfo
= get_algid_info(hProv
, Algid
);
1873 if (!peaAlgidInfo
) return FALSE
;
1877 SetLastError(NTE_BAD_FLAGS
);
1881 if (Algid
== CALG_MAC
|| Algid
== CALG_HMAC
|| Algid
== CALG_SCHANNEL_MASTER_HASH
||
1882 Algid
== CALG_TLS1PRF
)
1884 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
)) {
1885 SetLastError(NTE_BAD_KEY
);
1889 if ((Algid
== CALG_MAC
) && (GET_ALG_TYPE(pCryptKey
->aiAlgid
) != ALG_TYPE_BLOCK
)) {
1890 SetLastError(NTE_BAD_KEY
);
1894 if ((Algid
== CALG_SCHANNEL_MASTER_HASH
|| Algid
== CALG_TLS1PRF
) &&
1895 (pCryptKey
->aiAlgid
!= CALG_TLS1_MASTER
))
1897 SetLastError(NTE_BAD_KEY
);
1900 if (Algid
== CALG_SCHANNEL_MASTER_HASH
&&
1901 ((!pCryptKey
->siSChannelInfo
.blobClientRandom
.cbData
) ||
1902 (!pCryptKey
->siSChannelInfo
.blobServerRandom
.cbData
)))
1904 SetLastError(ERROR_INVALID_PARAMETER
);
1908 if ((Algid
== CALG_TLS1PRF
) && (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
)) {
1909 SetLastError(NTE_BAD_KEY_STATE
);
1914 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
1915 destroy_hash
, (OBJECTHDR
**)&pCryptHash
);
1916 if (!pCryptHash
) return FALSE
;
1918 pCryptHash
->aiAlgid
= Algid
;
1919 pCryptHash
->hKey
= hKey
;
1920 pCryptHash
->hProv
= hProv
;
1921 pCryptHash
->dwState
= RSAENH_HASHSTATE_HASHING
;
1922 pCryptHash
->pHMACInfo
= NULL
;
1923 pCryptHash
->dwHashSize
= peaAlgidInfo
->dwDefaultLen
>> 3;
1924 init_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
1925 init_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
1927 if (Algid
== CALG_SCHANNEL_MASTER_HASH
) {
1928 static const char keyex
[] = "key expansion";
1929 BYTE key_expansion
[sizeof keyex
];
1930 CRYPT_DATA_BLOB blobRandom
, blobKeyExpansion
= { 13, key_expansion
};
1932 memcpy( key_expansion
, keyex
, sizeof keyex
);
1934 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
) {
1935 static const char msec
[] = "master secret";
1936 BYTE master_secret
[sizeof msec
];
1937 CRYPT_DATA_BLOB blobLabel
= { 13, master_secret
};
1938 BYTE abKeyValue
[48];
1940 memcpy( master_secret
, msec
, sizeof msec
);
1942 /* See RFC 2246, chapter 8.1 */
1943 if (!concat_data_blobs(&blobRandom
,
1944 &pCryptKey
->siSChannelInfo
.blobClientRandom
,
1945 &pCryptKey
->siSChannelInfo
.blobServerRandom
))
1949 tls1_prf(hProv
, hKey
, &blobLabel
, &blobRandom
, abKeyValue
, 48);
1950 pCryptKey
->dwState
= RSAENH_KEYSTATE_MASTERKEY
;
1951 memcpy(pCryptKey
->abKeyValue
, abKeyValue
, 48);
1952 free_data_blob(&blobRandom
);
1955 /* See RFC 2246, chapter 6.3 */
1956 if (!concat_data_blobs(&blobRandom
,
1957 &pCryptKey
->siSChannelInfo
.blobServerRandom
,
1958 &pCryptKey
->siSChannelInfo
.blobClientRandom
))
1962 tls1_prf(hProv
, hKey
, &blobKeyExpansion
, &blobRandom
, pCryptHash
->abHashValue
,
1963 RSAENH_MAX_HASH_SIZE
);
1964 free_data_blob(&blobRandom
);
1967 return init_hash(pCryptHash
);
1970 /******************************************************************************
1971 * CPDestroyHash (RSAENH.@)
1973 * Releases the handle to a hash object. The object is destroyed if its reference
1974 * count reaches zero.
1977 * hProv [I] Handle to the key container to which the hash object belongs.
1978 * hHash [I] Handle to the hash object to be released.
1984 BOOL WINAPI
RSAENH_CPDestroyHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
)
1986 TRACE("(hProv=%08lx, hHash=%08lx)\n", hProv
, hHash
);
1988 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
1990 SetLastError(NTE_BAD_UID
);
1994 if (!release_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
))
1996 SetLastError(NTE_BAD_HASH
);
2003 /******************************************************************************
2004 * CPDestroyKey (RSAENH.@)
2006 * Releases the handle to a key object. The object is destroyed if its reference
2007 * count reaches zero.
2010 * hProv [I] Handle to the key container to which the key object belongs.
2011 * hKey [I] Handle to the key object to be released.
2017 BOOL WINAPI
RSAENH_CPDestroyKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
)
2019 TRACE("(hProv=%08lx, hKey=%08lx)\n", hProv
, hKey
);
2021 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2023 SetLastError(NTE_BAD_UID
);
2027 if (!release_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
))
2029 SetLastError(NTE_BAD_KEY
);
2036 /******************************************************************************
2037 * CPDuplicateHash (RSAENH.@)
2039 * Clones a hash object including its current state.
2042 * hUID [I] Handle to the key container the hash belongs to.
2043 * hHash [I] Handle to the hash object to be cloned.
2044 * pdwReserved [I] Reserved. Must be NULL.
2045 * dwFlags [I] No flags are currently defined. Must be 0.
2046 * phHash [O] Handle to the cloned hash object.
2052 BOOL WINAPI
RSAENH_CPDuplicateHash(HCRYPTPROV hUID
, HCRYPTHASH hHash
, DWORD
*pdwReserved
,
2053 DWORD dwFlags
, HCRYPTHASH
*phHash
)
2055 CRYPTHASH
*pSrcHash
, *pDestHash
;
2057 TRACE("(hUID=%08lx, hHash=%08lx, pdwReserved=%p, dwFlags=%08x, phHash=%p)\n", hUID
, hHash
,
2058 pdwReserved
, dwFlags
, phHash
);
2060 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2062 SetLastError(NTE_BAD_UID
);
2066 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pSrcHash
))
2068 SetLastError(NTE_BAD_HASH
);
2072 if (!phHash
|| pdwReserved
|| dwFlags
)
2074 SetLastError(ERROR_INVALID_PARAMETER
);
2078 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
2079 destroy_hash
, (OBJECTHDR
**)&pDestHash
);
2080 if (*phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
)
2082 *pDestHash
= *pSrcHash
;
2083 duplicate_hash_impl(pSrcHash
->aiAlgid
, &pSrcHash
->context
, &pDestHash
->context
);
2084 copy_hmac_info(&pDestHash
->pHMACInfo
, pSrcHash
->pHMACInfo
);
2085 copy_data_blob(&pDestHash
->tpPRFParams
.blobLabel
, &pSrcHash
->tpPRFParams
.blobLabel
);
2086 copy_data_blob(&pDestHash
->tpPRFParams
.blobSeed
, &pSrcHash
->tpPRFParams
.blobSeed
);
2089 return *phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
2092 /******************************************************************************
2093 * CPDuplicateKey (RSAENH.@)
2095 * Clones a key object including its current state.
2098 * hUID [I] Handle to the key container the hash belongs to.
2099 * hKey [I] Handle to the key object to be cloned.
2100 * pdwReserved [I] Reserved. Must be NULL.
2101 * dwFlags [I] No flags are currently defined. Must be 0.
2102 * phHash [O] Handle to the cloned key object.
2108 BOOL WINAPI
RSAENH_CPDuplicateKey(HCRYPTPROV hUID
, HCRYPTKEY hKey
, DWORD
*pdwReserved
,
2109 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2111 CRYPTKEY
*pSrcKey
, *pDestKey
;
2113 TRACE("(hUID=%08lx, hKey=%08lx, pdwReserved=%p, dwFlags=%08x, phKey=%p)\n", hUID
, hKey
,
2114 pdwReserved
, dwFlags
, phKey
);
2116 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2118 SetLastError(NTE_BAD_UID
);
2122 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSrcKey
))
2124 SetLastError(NTE_BAD_KEY
);
2128 if (!phKey
|| pdwReserved
|| dwFlags
)
2130 SetLastError(ERROR_INVALID_PARAMETER
);
2134 *phKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
, destroy_key
,
2135 (OBJECTHDR
**)&pDestKey
);
2136 if (*phKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2138 *pDestKey
= *pSrcKey
;
2139 copy_data_blob(&pDestKey
->siSChannelInfo
.blobServerRandom
,
2140 &pSrcKey
->siSChannelInfo
.blobServerRandom
);
2141 copy_data_blob(&pDestKey
->siSChannelInfo
.blobClientRandom
,
2142 &pSrcKey
->siSChannelInfo
.blobClientRandom
);
2143 duplicate_key_impl(pSrcKey
->aiAlgid
, &pSrcKey
->context
, &pDestKey
->context
);
2152 /******************************************************************************
2153 * CPEncrypt (RSAENH.@)
2158 * hProv [I] The key container hKey and hHash belong to.
2159 * hKey [I] The key used to encrypt the data.
2160 * hHash [I] An optional hash object for parallel hashing. See notes.
2161 * Final [I] Indicates if this is the last block of data to encrypt.
2162 * dwFlags [I] Currently no flags defined. Must be zero.
2163 * pbData [I/O] Pointer to the data to encrypt. Encrypted data will also be stored there.
2164 * pdwDataLen [I/O] I: Length of data to encrypt, O: Length of encrypted data.
2165 * dwBufLen [I] Size of the buffer at pbData.
2172 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2173 * This is useful for message signatures.
2175 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2177 BOOL WINAPI
RSAENH_CPEncrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2178 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
, DWORD dwBufLen
)
2180 CRYPTKEY
*pCryptKey
;
2181 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2182 DWORD dwEncryptedLen
, i
, j
, k
;
2184 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2185 "pdwDataLen=%p, dwBufLen=%d)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
,
2188 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2190 SetLastError(NTE_BAD_UID
);
2196 SetLastError(NTE_BAD_FLAGS
);
2200 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2202 SetLastError(NTE_BAD_KEY
);
2206 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2207 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2209 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2211 SetLastError(NTE_BAD_DATA
);
2215 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2216 if (!RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2219 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2220 if (!Final
&& (*pdwDataLen
% pCryptKey
->dwBlockLen
)) {
2221 SetLastError(NTE_BAD_DATA
);
2225 dwEncryptedLen
= (*pdwDataLen
/pCryptKey
->dwBlockLen
+(Final
?1:0))*pCryptKey
->dwBlockLen
;
2227 if (pbData
== NULL
) {
2228 *pdwDataLen
= dwEncryptedLen
;
2231 else if (dwEncryptedLen
> dwBufLen
) {
2232 *pdwDataLen
= dwEncryptedLen
;
2233 SetLastError(ERROR_MORE_DATA
);
2237 /* Pad final block with length bytes */
2238 for (i
=*pdwDataLen
; i
<dwEncryptedLen
; i
++) pbData
[i
] = dwEncryptedLen
- *pdwDataLen
;
2239 *pdwDataLen
= dwEncryptedLen
;
2241 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2242 switch (pCryptKey
->dwMode
) {
2243 case CRYPT_MODE_ECB
:
2244 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2248 case CRYPT_MODE_CBC
:
2249 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) in
[j
] ^= pCryptKey
->abChainVector
[j
];
2250 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2252 memcpy(pCryptKey
->abChainVector
, out
, pCryptKey
->dwBlockLen
);
2255 case CRYPT_MODE_CFB
:
2256 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2257 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2258 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2259 out
[j
] = in
[j
] ^ o
[0];
2260 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2261 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2262 pCryptKey
->abChainVector
[k
] = out
[j
];
2267 SetLastError(NTE_BAD_ALGID
);
2270 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2272 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2273 if (pbData
== NULL
) {
2274 *pdwDataLen
= dwBufLen
;
2277 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2278 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2279 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2280 SetLastError(NTE_BAD_KEY
);
2284 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2287 if (dwBufLen
< pCryptKey
->dwBlockLen
) {
2288 SetLastError(ERROR_MORE_DATA
);
2291 if (!pad_data(pbData
, *pdwDataLen
, pbData
, pCryptKey
->dwBlockLen
, dwFlags
)) return FALSE
;
2292 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_ENCRYPT
);
2293 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2296 SetLastError(NTE_BAD_TYPE
);
2300 if (Final
) setup_key(pCryptKey
);
2305 /******************************************************************************
2306 * CPDecrypt (RSAENH.@)
2311 * hProv [I] The key container hKey and hHash belong to.
2312 * hKey [I] The key used to decrypt the data.
2313 * hHash [I] An optional hash object for parallel hashing. See notes.
2314 * Final [I] Indicates if this is the last block of data to decrypt.
2315 * dwFlags [I] Currently no flags defined. Must be zero.
2316 * pbData [I/O] Pointer to the data to decrypt. Plaintext will also be stored there.
2317 * pdwDataLen [I/O] I: Length of ciphertext, O: Length of plaintext.
2324 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2325 * This is useful for message signatures.
2327 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2329 BOOL WINAPI
RSAENH_CPDecrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2330 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2332 CRYPTKEY
*pCryptKey
;
2333 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2337 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2338 "pdwDataLen=%p)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
);
2340 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2342 SetLastError(NTE_BAD_UID
);
2348 SetLastError(NTE_BAD_FLAGS
);
2352 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2354 SetLastError(NTE_BAD_KEY
);
2358 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2359 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2361 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2363 SetLastError(NTE_BAD_DATA
);
2369 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2370 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2371 switch (pCryptKey
->dwMode
) {
2372 case CRYPT_MODE_ECB
:
2373 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2377 case CRYPT_MODE_CBC
:
2378 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2380 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) out
[j
] ^= pCryptKey
->abChainVector
[j
];
2381 memcpy(pCryptKey
->abChainVector
, in
, pCryptKey
->dwBlockLen
);
2384 case CRYPT_MODE_CFB
:
2385 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2386 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2387 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2388 out
[j
] = in
[j
] ^ o
[0];
2389 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2390 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2391 pCryptKey
->abChainVector
[k
] = in
[j
];
2396 SetLastError(NTE_BAD_ALGID
);
2399 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2402 if (pbData
[*pdwDataLen
-1] &&
2403 pbData
[*pdwDataLen
-1] <= pCryptKey
->dwBlockLen
&&
2404 pbData
[*pdwDataLen
-1] <= *pdwDataLen
) {
2405 BOOL padOkay
= TRUE
;
2407 /* check that every bad byte has the same value */
2408 for (i
= 1; padOkay
&& i
< pbData
[*pdwDataLen
-1]; i
++)
2409 if (pbData
[*pdwDataLen
- i
- 1] != pbData
[*pdwDataLen
- 1])
2412 *pdwDataLen
-= pbData
[*pdwDataLen
-1];
2414 SetLastError(NTE_BAD_DATA
);
2415 setup_key(pCryptKey
);
2420 SetLastError(NTE_BAD_DATA
);
2421 setup_key(pCryptKey
);
2426 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2427 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2428 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2429 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2430 SetLastError(NTE_BAD_KEY
);
2433 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_DECRYPT
);
2434 if (!unpad_data(pbData
, pCryptKey
->dwBlockLen
, pbData
, pdwDataLen
, dwFlags
)) return FALSE
;
2437 SetLastError(NTE_BAD_TYPE
);
2441 if (Final
) setup_key(pCryptKey
);
2443 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2444 if (*pdwDataLen
>dwMax
||
2445 !RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2451 static BOOL
crypt_export_simple(CRYPTKEY
*pCryptKey
, CRYPTKEY
*pPubKey
,
2452 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2454 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2455 ALG_ID
*pAlgid
= (ALG_ID
*)(pBlobHeader
+1);
2458 if (!(GET_ALG_CLASS(pCryptKey
->aiAlgid
)&(ALG_CLASS_DATA_ENCRYPT
|ALG_CLASS_MSG_ENCRYPT
))) {
2459 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2463 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(ALG_ID
) + pPubKey
->dwBlockLen
;
2465 if (*pdwDataLen
< dwDataLen
) {
2466 SetLastError(ERROR_MORE_DATA
);
2467 *pdwDataLen
= dwDataLen
;
2471 pBlobHeader
->bType
= SIMPLEBLOB
;
2472 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2473 pBlobHeader
->reserved
= 0;
2474 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2476 *pAlgid
= pPubKey
->aiAlgid
;
2478 if (!pad_data(pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
, (BYTE
*)(pAlgid
+1),
2479 pPubKey
->dwBlockLen
, dwFlags
))
2484 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PUBLIC
, &pPubKey
->context
, (BYTE
*)(pAlgid
+1),
2485 (BYTE
*)(pAlgid
+1), RSAENH_ENCRYPT
);
2487 *pdwDataLen
= dwDataLen
;
2491 static BOOL
crypt_export_public_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2494 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2495 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2498 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2499 SetLastError(NTE_BAD_KEY
);
2503 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + pCryptKey
->dwKeyLen
;
2505 if (*pdwDataLen
< dwDataLen
) {
2506 SetLastError(ERROR_MORE_DATA
);
2507 *pdwDataLen
= dwDataLen
;
2511 pBlobHeader
->bType
= PUBLICKEYBLOB
;
2512 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2513 pBlobHeader
->reserved
= 0;
2514 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2516 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA1
;
2517 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2519 export_public_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2520 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2522 *pdwDataLen
= dwDataLen
;
2526 static BOOL
crypt_export_private_key(CRYPTKEY
*pCryptKey
, BOOL force
,
2527 BYTE
*pbData
, DWORD
*pdwDataLen
)
2529 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2530 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2533 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2534 SetLastError(NTE_BAD_KEY
);
2537 if (!force
&& !(pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
2539 SetLastError(NTE_BAD_KEY_STATE
);
2543 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2544 2 * pCryptKey
->dwKeyLen
+ 5 * ((pCryptKey
->dwKeyLen
+ 1) >> 1);
2546 if (*pdwDataLen
< dwDataLen
) {
2547 SetLastError(ERROR_MORE_DATA
);
2548 *pdwDataLen
= dwDataLen
;
2552 pBlobHeader
->bType
= PRIVATEKEYBLOB
;
2553 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2554 pBlobHeader
->reserved
= 0;
2555 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2557 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA2
;
2558 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2560 export_private_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2561 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2563 *pdwDataLen
= dwDataLen
;
2567 static BOOL
crypt_export_plaintext_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2570 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2571 DWORD
*pKeyLen
= (DWORD
*)(pBlobHeader
+1);
2572 BYTE
*pbKey
= (BYTE
*)(pKeyLen
+1);
2575 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(DWORD
) + pCryptKey
->dwKeyLen
;
2577 if (*pdwDataLen
< dwDataLen
) {
2578 SetLastError(ERROR_MORE_DATA
);
2579 *pdwDataLen
= dwDataLen
;
2583 pBlobHeader
->bType
= PLAINTEXTKEYBLOB
;
2584 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2585 pBlobHeader
->reserved
= 0;
2586 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2588 *pKeyLen
= pCryptKey
->dwKeyLen
;
2589 memcpy(pbKey
, pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
);
2591 *pdwDataLen
= dwDataLen
;
2594 /******************************************************************************
2595 * crypt_export_key [Internal]
2597 * Export a key into a binary large object (BLOB). Called by CPExportKey and
2598 * by store_key_pair.
2601 * pCryptKey [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 * force [I] If TRUE, the key is written no matter what the key's
2606 * permissions are. Otherwise the key's permissions are
2607 * checked before exporting.
2608 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2609 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2615 static BOOL
crypt_export_key(CRYPTKEY
*pCryptKey
, HCRYPTKEY hPubKey
,
2616 DWORD dwBlobType
, DWORD dwFlags
, BOOL force
,
2617 BYTE
*pbData
, DWORD
*pdwDataLen
)
2621 if (dwFlags
& CRYPT_SSL2_FALLBACK
) {
2622 if (pCryptKey
->aiAlgid
!= CALG_SSL2_MASTER
) {
2623 SetLastError(NTE_BAD_KEY
);
2628 switch ((BYTE
)dwBlobType
)
2631 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
)){
2632 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error_code? */
2635 return crypt_export_simple(pCryptKey
, pPubKey
, dwFlags
, pbData
,
2639 if (is_valid_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
)) {
2640 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2644 return crypt_export_public_key(pCryptKey
, pbData
, pdwDataLen
);
2646 case PRIVATEKEYBLOB
:
2647 return crypt_export_private_key(pCryptKey
, force
, pbData
, pdwDataLen
);
2649 case PLAINTEXTKEYBLOB
:
2650 return crypt_export_plaintext_key(pCryptKey
, pbData
, pdwDataLen
);
2653 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
2658 /******************************************************************************
2659 * CPExportKey (RSAENH.@)
2661 * Export a key into a binary large object (BLOB).
2664 * hProv [I] Key container from which a key is to be exported.
2665 * hKey [I] Key to be exported.
2666 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2667 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2668 * dwFlags [I] Currently none defined.
2669 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2670 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2676 BOOL WINAPI
RSAENH_CPExportKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTKEY hPubKey
,
2677 DWORD dwBlobType
, DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2679 CRYPTKEY
*pCryptKey
;
2681 TRACE("(hProv=%08lx, hKey=%08lx, hPubKey=%08lx, dwBlobType=%08x, dwFlags=%08x, pbData=%p,"
2682 "pdwDataLen=%p)\n", hProv
, hKey
, hPubKey
, dwBlobType
, dwFlags
, pbData
, pdwDataLen
);
2684 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2686 SetLastError(NTE_BAD_UID
);
2690 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2692 SetLastError(NTE_BAD_KEY
);
2696 return crypt_export_key(pCryptKey
, hPubKey
, dwBlobType
, dwFlags
, FALSE
,
2697 pbData
, pdwDataLen
);
2700 /******************************************************************************
2701 * release_and_install_key [Internal]
2703 * Release an existing key, if present, and replaces it with a new one.
2706 * hProv [I] Key container into which the key is to be imported.
2707 * src [I] Key which will replace *dest
2708 * dest [I] Points to key to be released and replaced with src
2709 * fStoreKey [I] If TRUE, the newly installed key is stored to the registry.
2711 static void release_and_install_key(HCRYPTPROV hProv
, HCRYPTKEY src
,
2712 HCRYPTKEY
*dest
, DWORD fStoreKey
)
2714 RSAENH_CPDestroyKey(hProv
, *dest
);
2715 copy_handle(&handle_table
, src
, RSAENH_MAGIC_KEY
, dest
);
2718 KEYCONTAINER
*pKeyContainer
;
2720 if ((pKeyContainer
= get_key_container(hProv
)))
2722 store_key_container_keys(pKeyContainer
);
2723 store_key_container_permissions(pKeyContainer
);
2728 /******************************************************************************
2729 * import_private_key [Internal]
2731 * Import a BLOB'ed private key into a key container.
2734 * hProv [I] Key container into which the private key is to be imported.
2735 * pbData [I] Pointer to a buffer which holds the private key BLOB.
2736 * dwDataLen [I] Length of data in buffer at pbData.
2737 * dwFlags [I] One of:
2738 * CRYPT_EXPORTABLE: the imported key is marked exportable
2739 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2740 * phKey [O] Handle to the imported key.
2744 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2745 * it's a PRIVATEKEYBLOB.
2751 static BOOL
import_private_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2752 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
2754 KEYCONTAINER
*pKeyContainer
;
2755 CRYPTKEY
*pCryptKey
;
2756 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2757 const RSAPUBKEY
*pRSAPubKey
= (const RSAPUBKEY
*)(pBlobHeader
+1);
2760 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2762 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2763 SetLastError(NTE_BAD_FLAGS
);
2766 if (!(pKeyContainer
= get_key_container(hProv
)))
2769 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)))
2771 ERR("datalen %d not long enough for a BLOBHEADER + RSAPUBKEY\n",
2773 SetLastError(NTE_BAD_DATA
);
2776 if (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA2
)
2778 ERR("unexpected magic %08x\n", pRSAPubKey
->magic
);
2779 SetLastError(NTE_BAD_DATA
);
2782 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2783 (pRSAPubKey
->bitlen
>> 3) + (5 * ((pRSAPubKey
->bitlen
+8)>>4))))
2785 DWORD expectedLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2786 (pRSAPubKey
->bitlen
>> 3) + (5 * ((pRSAPubKey
->bitlen
+8)>>4));
2788 ERR("blob too short for pub key: expect %d, got %d\n",
2789 expectedLen
, dwDataLen
);
2790 SetLastError(NTE_BAD_DATA
);
2794 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2795 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2796 setup_key(pCryptKey
);
2797 ret
= import_private_key_impl((const BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2798 pRSAPubKey
->bitlen
/8, dwDataLen
, pRSAPubKey
->pubexp
);
2800 if (dwFlags
& CRYPT_EXPORTABLE
)
2801 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2802 switch (pBlobHeader
->aiKeyAlg
)
2806 TRACE("installing signing key\n");
2807 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hSignatureKeyPair
,
2810 case AT_KEYEXCHANGE
:
2812 TRACE("installing key exchange key\n");
2813 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hKeyExchangeKeyPair
,
2821 /******************************************************************************
2822 * import_public_key [Internal]
2824 * Import a BLOB'ed public key.
2828 * pbData [I] Pointer to a buffer which holds the public key BLOB.
2829 * dwDataLen [I] Length of data in buffer at pbData.
2830 * dwFlags [I] One of:
2831 * CRYPT_EXPORTABLE: the imported key is marked exportable
2832 * phKey [O] Handle to the imported key.
2836 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2837 * it's a PUBLICKEYBLOB.
2843 static BOOL
import_public_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2844 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2846 CRYPTKEY
*pCryptKey
;
2847 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2848 const RSAPUBKEY
*pRSAPubKey
= (const RSAPUBKEY
*)(pBlobHeader
+1);
2852 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2854 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2855 SetLastError(NTE_BAD_FLAGS
);
2859 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)) ||
2860 (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA1
) ||
2861 (dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + (pRSAPubKey
->bitlen
>> 3)))
2863 SetLastError(NTE_BAD_DATA
);
2867 /* Since this is a public key blob, only the public key is
2868 * available, so only signature verification is possible.
2870 algID
= pBlobHeader
->aiKeyAlg
;
2871 *phKey
= new_key(hProv
, algID
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2872 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2873 setup_key(pCryptKey
);
2874 ret
= import_public_key_impl((const BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2875 pRSAPubKey
->bitlen
>> 3, pRSAPubKey
->pubexp
);
2877 if (dwFlags
& CRYPT_EXPORTABLE
)
2878 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2883 /******************************************************************************
2884 * import_symmetric_key [Internal]
2886 * Import a BLOB'ed symmetric key into a key container.
2889 * hProv [I] Key container into which the symmetric key is to be imported.
2890 * pbData [I] Pointer to a buffer which holds the symmetric key BLOB.
2891 * dwDataLen [I] Length of data in buffer at pbData.
2892 * hPubKey [I] Key used to decrypt sensitive BLOB data.
2893 * dwFlags [I] One of:
2894 * CRYPT_EXPORTABLE: the imported key is marked exportable
2895 * phKey [O] Handle to the imported key.
2899 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2900 * it's a SIMPLEBLOB.
2906 static BOOL
import_symmetric_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2907 HCRYPTKEY hPubKey
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
2909 CRYPTKEY
*pCryptKey
, *pPubKey
;
2910 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2911 const ALG_ID
*pAlgid
= (const ALG_ID
*)(pBlobHeader
+1);
2912 const BYTE
*pbKeyStream
= (const BYTE
*)(pAlgid
+ 1);
2916 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2918 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2919 SetLastError(NTE_BAD_FLAGS
);
2922 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
) ||
2923 pPubKey
->aiAlgid
!= CALG_RSA_KEYX
)
2925 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error code? */
2929 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(ALG_ID
)+pPubKey
->dwBlockLen
)
2931 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2935 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, pPubKey
->dwBlockLen
);
2936 if (!pbDecrypted
) return FALSE
;
2937 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PRIVATE
, &pPubKey
->context
, pbKeyStream
, pbDecrypted
,
2940 dwKeyLen
= RSAENH_MAX_KEY_SIZE
;
2941 if (!unpad_data(pbDecrypted
, pPubKey
->dwBlockLen
, pbDecrypted
, &dwKeyLen
, dwFlags
)) {
2942 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2946 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, dwKeyLen
<<19, &pCryptKey
);
2947 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2949 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2952 memcpy(pCryptKey
->abKeyValue
, pbDecrypted
, dwKeyLen
);
2953 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2954 setup_key(pCryptKey
);
2955 if (dwFlags
& CRYPT_EXPORTABLE
)
2956 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2960 /******************************************************************************
2961 * import_plaintext_key [Internal]
2963 * Import a plaintext key into a key container.
2966 * hProv [I] Key container into which the symmetric key is to be imported.
2967 * pbData [I] Pointer to a buffer which holds the plaintext key BLOB.
2968 * dwDataLen [I] Length of data in buffer at pbData.
2969 * dwFlags [I] One of:
2970 * CRYPT_EXPORTABLE: the imported key is marked exportable
2971 * phKey [O] Handle to the imported key.
2975 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2976 * it's a PLAINTEXTKEYBLOB.
2982 static BOOL
import_plaintext_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2983 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2985 CRYPTKEY
*pCryptKey
;
2986 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2987 const DWORD
*pKeyLen
= (const DWORD
*)(pBlobHeader
+ 1);
2988 const BYTE
*pbKeyStream
= (const BYTE
*)(pKeyLen
+ 1);
2990 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(DWORD
)+*pKeyLen
)
2992 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2996 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2998 *phKey
= new_key(hProv
, CALG_HMAC
, 0, &pCryptKey
);
2999 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
3001 if (*pKeyLen
<= RSAENH_MIN(sizeof(pCryptKey
->abKeyValue
), RSAENH_HMAC_BLOCK_LEN
))
3003 memcpy(pCryptKey
->abKeyValue
, pbKeyStream
, *pKeyLen
);
3004 pCryptKey
->dwKeyLen
= *pKeyLen
;
3008 CRYPT_DATA_BLOB blobHmacKey
= { *pKeyLen
, (BYTE
*)pbKeyStream
};
3010 /* In order to initialize an HMAC key, the key material is hashed,
3011 * and the output of the hash function is used as the key material.
3012 * Unfortunately, the way the Crypto API is designed, we don't know
3013 * the hash algorithm yet, so we have to copy the entire key
3016 if (!copy_data_blob(&pCryptKey
->blobHmacKey
, &blobHmacKey
))
3018 release_handle(&handle_table
, *phKey
, RSAENH_MAGIC_KEY
);
3019 *phKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
3023 setup_key(pCryptKey
);
3024 if (dwFlags
& CRYPT_EXPORTABLE
)
3025 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
3029 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, *pKeyLen
<<19, &pCryptKey
);
3030 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
3032 memcpy(pCryptKey
->abKeyValue
, pbKeyStream
, *pKeyLen
);
3033 setup_key(pCryptKey
);
3034 if (dwFlags
& CRYPT_EXPORTABLE
)
3035 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
3040 /******************************************************************************
3041 * import_key [Internal]
3043 * Import a BLOB'ed key into a key container, optionally storing the key's
3044 * value to the registry.
3047 * hProv [I] Key container into which the key is to be imported.
3048 * pbData [I] Pointer to a buffer which holds the BLOB.
3049 * dwDataLen [I] Length of data in buffer at pbData.
3050 * hPubKey [I] Key used to decrypt sensitive BLOB data.
3051 * dwFlags [I] One of:
3052 * CRYPT_EXPORTABLE: the imported key is marked exportable
3053 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
3054 * phKey [O] Handle to the imported key.
3060 static BOOL
import_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
, HCRYPTKEY hPubKey
,
3061 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
3063 KEYCONTAINER
*pKeyContainer
;
3064 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
3066 if (!(pKeyContainer
= get_key_container(hProv
)))
3069 if (dwDataLen
< sizeof(BLOBHEADER
) ||
3070 pBlobHeader
->bVersion
!= CUR_BLOB_VERSION
||
3071 pBlobHeader
->reserved
!= 0)
3073 TRACE("bVersion = %d, reserved = %d\n", pBlobHeader
->bVersion
,
3074 pBlobHeader
->reserved
);
3075 SetLastError(NTE_BAD_DATA
);
3079 /* If this is a verify-only context, the key is not persisted regardless of
3080 * fStoreKey's original value.
3082 fStoreKey
= fStoreKey
&& !(dwFlags
& CRYPT_VERIFYCONTEXT
);
3083 TRACE("blob type: %x\n", pBlobHeader
->bType
);
3084 switch (pBlobHeader
->bType
)
3086 case PRIVATEKEYBLOB
:
3087 return import_private_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3091 return import_public_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3095 return import_symmetric_key(hProv
, pbData
, dwDataLen
, hPubKey
,
3098 case PLAINTEXTKEYBLOB
:
3099 return import_plaintext_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3103 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
3108 /******************************************************************************
3109 * CPImportKey (RSAENH.@)
3111 * Import a BLOB'ed key into a key container.
3114 * hProv [I] Key container into which the key is to be imported.
3115 * pbData [I] Pointer to a buffer which holds the BLOB.
3116 * dwDataLen [I] Length of data in buffer at pbData.
3117 * hPubKey [I] Key used to decrypt sensitive BLOB data.
3118 * dwFlags [I] One of:
3119 * CRYPT_EXPORTABLE: the imported key is marked exportable
3120 * phKey [O] Handle to the imported key.
3126 BOOL WINAPI
RSAENH_CPImportKey(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
3127 HCRYPTKEY hPubKey
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3129 TRACE("(hProv=%08lx, pbData=%p, dwDataLen=%d, hPubKey=%08lx, dwFlags=%08x, phKey=%p)\n",
3130 hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, phKey
);
3132 return import_key(hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, TRUE
, phKey
);
3135 /******************************************************************************
3136 * CPGenKey (RSAENH.@)
3138 * Generate a key in the key container
3141 * hProv [I] Key container for which a key is to be generated.
3142 * Algid [I] Crypto algorithm identifier for the key to be generated.
3143 * dwFlags [I] Upper 16 bits: Binary length of key. Lower 16 bits: Flags. See Notes
3144 * phKey [O] Handle to the generated key.
3151 * Flags currently not considered.
3154 * Private key-exchange- and signature-keys can be generated with Algid AT_KEYEXCHANGE
3155 * and AT_SIGNATURE values.
3157 BOOL WINAPI
RSAENH_CPGenKey(HCRYPTPROV hProv
, ALG_ID Algid
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3159 KEYCONTAINER
*pKeyContainer
;
3160 CRYPTKEY
*pCryptKey
;
3162 TRACE("(hProv=%08lx, aiAlgid=%d, dwFlags=%08x, phKey=%p)\n", hProv
, Algid
, dwFlags
, phKey
);
3164 if (!(pKeyContainer
= get_key_container(hProv
)))
3166 /* MSDN: hProv not containing valid context handle */
3174 *phKey
= new_key(hProv
, CALG_RSA_SIGN
, dwFlags
, &pCryptKey
);
3176 new_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
);
3177 setup_key(pCryptKey
);
3178 release_and_install_key(hProv
, *phKey
,
3179 &pKeyContainer
->hSignatureKeyPair
,
3184 case AT_KEYEXCHANGE
:
3186 *phKey
= new_key(hProv
, CALG_RSA_KEYX
, dwFlags
, &pCryptKey
);
3188 new_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
);
3189 setup_key(pCryptKey
);
3190 release_and_install_key(hProv
, *phKey
,
3191 &pKeyContainer
->hKeyExchangeKeyPair
,
3205 case CALG_PCT1_MASTER
:
3206 case CALG_SSL2_MASTER
:
3207 case CALG_SSL3_MASTER
:
3208 case CALG_TLS1_MASTER
:
3209 *phKey
= new_key(hProv
, Algid
, dwFlags
, &pCryptKey
);
3211 gen_rand_impl(pCryptKey
->abKeyValue
, RSAENH_MAX_KEY_SIZE
);
3213 case CALG_SSL3_MASTER
:
3214 pCryptKey
->abKeyValue
[0] = RSAENH_SSL3_VERSION_MAJOR
;
3215 pCryptKey
->abKeyValue
[1] = RSAENH_SSL3_VERSION_MINOR
;
3218 case CALG_TLS1_MASTER
:
3219 pCryptKey
->abKeyValue
[0] = RSAENH_TLS1_VERSION_MAJOR
;
3220 pCryptKey
->abKeyValue
[1] = RSAENH_TLS1_VERSION_MINOR
;
3223 setup_key(pCryptKey
);
3228 /* MSDN: Algorithm not supported specified by Algid */
3229 SetLastError(NTE_BAD_ALGID
);
3233 return *phKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
3236 /******************************************************************************
3237 * CPGenRandom (RSAENH.@)
3239 * Generate a random byte stream.
3242 * hProv [I] Key container that is used to generate random bytes.
3243 * dwLen [I] Specifies the number of requested random data bytes.
3244 * pbBuffer [O] Random bytes will be stored here.
3250 BOOL WINAPI
RSAENH_CPGenRandom(HCRYPTPROV hProv
, DWORD dwLen
, BYTE
*pbBuffer
)
3252 TRACE("(hProv=%08lx, dwLen=%d, pbBuffer=%p)\n", hProv
, dwLen
, pbBuffer
);
3254 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3256 /* MSDN: hProv not containing valid context handle */
3257 SetLastError(NTE_BAD_UID
);
3261 return gen_rand_impl(pbBuffer
, dwLen
);
3264 /******************************************************************************
3265 * CPGetHashParam (RSAENH.@)
3267 * Query parameters of an hash object.
3270 * hProv [I] The kea container, which the hash belongs to.
3271 * hHash [I] The hash object that is to be queried.
3272 * dwParam [I] Specifies the parameter that is to be queried.
3273 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3274 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3275 * dwFlags [I] None currently defined.
3282 * Valid dwParams are: HP_ALGID, HP_HASHSIZE, HP_HASHVALUE. The hash will be
3283 * finalized if HP_HASHVALUE is queried.
3285 BOOL WINAPI
RSAENH_CPGetHashParam(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwParam
, BYTE
*pbData
,
3286 DWORD
*pdwDataLen
, DWORD dwFlags
)
3288 CRYPTHASH
*pCryptHash
;
3290 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p, dwFlags=%08x)\n",
3291 hProv
, hHash
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3293 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3295 SetLastError(NTE_BAD_UID
);
3301 SetLastError(NTE_BAD_FLAGS
);
3305 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
3306 (OBJECTHDR
**)&pCryptHash
))
3308 SetLastError(NTE_BAD_HASH
);
3314 SetLastError(ERROR_INVALID_PARAMETER
);
3321 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptHash
->aiAlgid
,
3325 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptHash
->dwHashSize
,
3329 if (pCryptHash
->aiAlgid
== CALG_TLS1PRF
) {
3330 return tls1_prf(hProv
, pCryptHash
->hKey
, &pCryptHash
->tpPRFParams
.blobLabel
,
3331 &pCryptHash
->tpPRFParams
.blobSeed
, pbData
, *pdwDataLen
);
3334 if ( pbData
== NULL
) {
3335 *pdwDataLen
= pCryptHash
->dwHashSize
;
3339 if (pbData
&& (pCryptHash
->dwState
!= RSAENH_HASHSTATE_FINISHED
))
3341 finalize_hash(pCryptHash
);
3342 pCryptHash
->dwState
= RSAENH_HASHSTATE_FINISHED
;
3345 return copy_param(pbData
, pdwDataLen
, pCryptHash
->abHashValue
,
3346 pCryptHash
->dwHashSize
);
3349 SetLastError(NTE_BAD_TYPE
);
3354 /******************************************************************************
3355 * CPSetKeyParam (RSAENH.@)
3357 * Set a parameter of a key object
3360 * hProv [I] The key container to which the key belongs.
3361 * hKey [I] The key for which a parameter is to be set.
3362 * dwParam [I] Parameter type. See Notes.
3363 * pbData [I] Pointer to the parameter value.
3364 * dwFlags [I] Currently none defined.
3371 * Defined dwParam types are:
3372 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
3373 * - KP_MODE_BITS: Shift width for cipher feedback mode. (Currently ignored by MS CSP's)
3374 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
3375 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
3376 * - KP_IV: Initialization vector
3378 BOOL WINAPI
RSAENH_CPSetKeyParam(HCRYPTPROV hProv
, HCRYPTKEY hKey
, DWORD dwParam
, BYTE
*pbData
,
3381 CRYPTKEY
*pCryptKey
;
3383 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n", hProv
, hKey
,
3384 dwParam
, pbData
, dwFlags
);
3386 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3388 SetLastError(NTE_BAD_UID
);
3393 SetLastError(NTE_BAD_FLAGS
);
3397 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
3399 SetLastError(NTE_BAD_KEY
);
3405 /* The MS providers only support PKCS5_PADDING */
3406 if (*(DWORD
*)pbData
!= PKCS5_PADDING
) {
3407 SetLastError(NTE_BAD_DATA
);
3413 pCryptKey
->dwMode
= *(DWORD
*)pbData
;
3417 pCryptKey
->dwModeBits
= *(DWORD
*)pbData
;
3420 case KP_PERMISSIONS
:
3422 DWORD perms
= *(DWORD
*)pbData
;
3424 if ((perms
& CRYPT_EXPORT
) &&
3425 !(pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
3427 SetLastError(NTE_BAD_DATA
);
3430 else if (!(perms
& CRYPT_EXPORT
) &&
3431 (pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
3433 /* Clearing the export permission appears to be ignored,
3436 perms
|= CRYPT_EXPORT
;
3438 pCryptKey
->dwPermissions
= perms
;
3443 memcpy(pCryptKey
->abInitVector
, pbData
, pCryptKey
->dwBlockLen
);
3444 setup_key(pCryptKey
);
3448 switch (pCryptKey
->aiAlgid
) {
3452 KEYCONTAINER
*pKeyContainer
= get_key_container(pCryptKey
->hProv
);
3455 SetLastError(ERROR_INVALID_PARAMETER
);
3458 /* MSDN: the base provider always sets eleven bytes of
3461 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
,
3463 pCryptKey
->dwSaltLen
= 11;
3464 setup_key(pCryptKey
);
3465 /* After setting the salt value if the provider is not base or
3466 * strong the salt length will be reset. */
3467 if (pKeyContainer
->dwPersonality
!= RSAENH_PERSONALITY_BASE
&&
3468 pKeyContainer
->dwPersonality
!= RSAENH_PERSONALITY_STRONG
)
3469 pCryptKey
->dwSaltLen
= 0;
3473 SetLastError(NTE_BAD_KEY
);
3480 CRYPT_INTEGER_BLOB
*blob
= (CRYPT_INTEGER_BLOB
*)pbData
;
3482 /* salt length can't be greater than 184 bits = 24 bytes */
3483 if (blob
->cbData
> 24)
3485 SetLastError(NTE_BAD_DATA
);
3488 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
, blob
->pbData
,
3490 pCryptKey
->dwSaltLen
= blob
->cbData
;
3491 setup_key(pCryptKey
);
3495 case KP_EFFECTIVE_KEYLEN
:
3496 switch (pCryptKey
->aiAlgid
) {
3499 DWORD keylen
, deflen
;
3501 KEYCONTAINER
*pKeyContainer
= get_key_container(pCryptKey
->hProv
);
3505 SetLastError(ERROR_INVALID_PARAMETER
);
3508 keylen
= *(DWORD
*)pbData
;
3509 if (!keylen
|| keylen
> 1024)
3511 SetLastError(NTE_BAD_DATA
);
3516 * The Base provider will force the key length to default
3517 * and set an error state if a key length different from
3518 * the default is tried.
3520 deflen
= aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]->dwDefaultLen
;
3521 if (pKeyContainer
->dwPersonality
== RSAENH_PERSONALITY_BASE
3522 && keylen
!= deflen
)
3525 SetLastError(NTE_BAD_DATA
);
3528 pCryptKey
->dwEffectiveKeyLen
= keylen
;
3529 setup_key(pCryptKey
);
3533 SetLastError(NTE_BAD_TYPE
);
3538 case KP_SCHANNEL_ALG
:
3539 switch (((PSCHANNEL_ALG
)pbData
)->dwUse
) {
3540 case SCHANNEL_ENC_KEY
:
3541 memcpy(&pCryptKey
->siSChannelInfo
.saEncAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3544 case SCHANNEL_MAC_KEY
:
3545 memcpy(&pCryptKey
->siSChannelInfo
.saMACAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3549 SetLastError(NTE_FAIL
); /* FIXME: error code */
3554 case KP_CLIENT_RANDOM
:
3555 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3557 case KP_SERVER_RANDOM
:
3558 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3561 SetLastError(NTE_BAD_TYPE
);
3566 /******************************************************************************
3567 * CPGetKeyParam (RSAENH.@)
3569 * Query a key parameter.
3572 * hProv [I] The key container, which the key belongs to.
3573 * hHash [I] The key object that is to be queried.
3574 * dwParam [I] Specifies the parameter that is to be queried.
3575 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3576 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3577 * dwFlags [I] None currently defined.
3584 * Defined dwParam types are:
3585 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
3586 * - KP_MODE_BITS: Shift width for cipher feedback mode.
3587 * (Currently ignored by MS CSP's - always eight)
3588 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
3589 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
3590 * - KP_IV: Initialization vector.
3591 * - KP_KEYLEN: Bitwidth of the key.
3592 * - KP_BLOCKLEN: Size of a block cipher block.
3593 * - KP_SALT: Salt value.
3595 BOOL WINAPI
RSAENH_CPGetKeyParam(HCRYPTPROV hProv
, HCRYPTKEY hKey
, DWORD dwParam
, BYTE
*pbData
,
3596 DWORD
*pdwDataLen
, DWORD dwFlags
)
3598 CRYPTKEY
*pCryptKey
;
3601 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p dwFlags=%08x)\n",
3602 hProv
, hKey
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3604 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3606 SetLastError(NTE_BAD_UID
);
3611 SetLastError(NTE_BAD_FLAGS
);
3615 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
3617 SetLastError(NTE_BAD_KEY
);
3624 return copy_param(pbData
, pdwDataLen
, pCryptKey
->abInitVector
,
3625 pCryptKey
->dwBlockLen
);
3628 switch (pCryptKey
->aiAlgid
) {
3631 return copy_param(pbData
, pdwDataLen
,
3632 &pCryptKey
->abKeyValue
[pCryptKey
->dwKeyLen
],
3633 pCryptKey
->dwSaltLen
);
3635 SetLastError(NTE_BAD_KEY
);
3640 dwValue
= PKCS5_PADDING
;
3641 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3644 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3645 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3647 case KP_EFFECTIVE_KEYLEN
:
3648 if (pCryptKey
->dwEffectiveKeyLen
)
3649 dwValue
= pCryptKey
->dwEffectiveKeyLen
;
3651 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3652 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3655 dwValue
= pCryptKey
->dwBlockLen
<< 3;
3656 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3659 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwMode
, sizeof(DWORD
));
3662 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwModeBits
,
3665 case KP_PERMISSIONS
:
3666 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwPermissions
,
3670 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->aiAlgid
, sizeof(DWORD
));
3673 SetLastError(NTE_BAD_TYPE
);
3678 /******************************************************************************
3679 * CPGetProvParam (RSAENH.@)
3681 * Query a CSP parameter.
3684 * hProv [I] The key container that is to be queried.
3685 * dwParam [I] Specifies the parameter that is to be queried.
3686 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3687 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3688 * dwFlags [I] CRYPT_FIRST: Start enumeration (for PP_ENUMALGS{_EX}).
3694 * Defined dwParam types:
3695 * - PP_CONTAINER: Name of the key container.
3696 * - PP_NAME: Name of the cryptographic service provider.
3697 * - PP_SIG_KEYSIZE_INC: RSA signature keywidth granularity in bits.
3698 * - PP_KEYX_KEYSIZE_INC: RSA key-exchange keywidth granularity in bits.
3699 * - PP_ENUMALGS{_EX}: Query provider capabilities.
3700 * - PP_KEYSET_SEC_DESCR: Retrieve security descriptor on container.
3702 BOOL WINAPI
RSAENH_CPGetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
,
3703 DWORD
*pdwDataLen
, DWORD dwFlags
)
3705 KEYCONTAINER
*pKeyContainer
;
3706 PROV_ENUMALGS provEnumalgs
;
3710 /* This is for dwParam PP_CRYPT_COUNT_KEY_USE.
3711 * IE6 SP1 asks for it in the 'About' dialog.
3712 * Returning this BLOB seems to satisfy IE. The marked 0x00 seem
3713 * to be 'don't care's. If you know anything more specific about
3714 * this provider parameter, please report to wine-devel@winehq.org */
3715 static const BYTE abWTF
[96] = {
3716 0xb0, 0x25, 0x63, 0x86, 0x9c, 0xab, 0xb6, 0x37,
3717 0xe8, 0x82, /**/0x00,/**/ 0x72, 0x06, 0xb2, /**/0x00,/**/ 0x3b,
3718 0x60, 0x35, /**/0x00,/**/ 0x3b, 0x88, 0xce, /**/0x00,/**/ 0x82,
3719 0xbc, 0x7a, /**/0x00,/**/ 0xb7, 0x4f, 0x7e, /**/0x00,/**/ 0xde,
3720 0x92, 0xf1, /**/0x00,/**/ 0x83, 0xea, 0x5e, /**/0x00,/**/ 0xc8,
3721 0x12, 0x1e, 0xd4, 0x06, 0xf7, 0x66, /**/0x00,/**/ 0x01,
3722 0x29, 0xa4, /**/0x00,/**/ 0xf8, 0x24, 0x0c, /**/0x00,/**/ 0x33,
3723 0x06, 0x80, /**/0x00,/**/ 0x02, 0x46, 0x0b, /**/0x00,/**/ 0x6d,
3724 0x5b, 0xca, /**/0x00,/**/ 0x9a, 0x10, 0xf0, /**/0x00,/**/ 0x05,
3725 0x19, 0xd0, /**/0x00,/**/ 0x2c, 0xf6, 0x27, /**/0x00,/**/ 0xaa,
3726 0x7c, 0x6f, /**/0x00,/**/ 0xb9, 0xd8, 0x72, /**/0x00,/**/ 0x03,
3727 0xf3, 0x81, /**/0x00,/**/ 0xfa, 0xe8, 0x26, /**/0x00,/**/ 0xca
3730 TRACE("(hProv=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p, dwFlags=%08x)\n",
3731 hProv
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3734 SetLastError(ERROR_INVALID_PARAMETER
);
3738 if (!(pKeyContainer
= get_key_container(hProv
)))
3740 /* MSDN: hProv not containing valid context handle */
3747 case PP_UNIQUE_CONTAINER
:/* MSDN says we can return the same value as PP_CONTAINER */
3748 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)pKeyContainer
->szName
,
3749 strlen(pKeyContainer
->szName
)+1);
3752 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)pKeyContainer
->szProvName
,
3753 strlen(pKeyContainer
->szProvName
)+1);
3756 dwTemp
= PROV_RSA_FULL
;
3757 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3760 dwTemp
= AT_SIGNATURE
| AT_KEYEXCHANGE
;
3761 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3763 case PP_KEYSET_TYPE
:
3764 dwTemp
= pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
;
3765 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3768 dwTemp
= CRYPT_SEC_DESCR
;
3769 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3771 case PP_SIG_KEYSIZE_INC
:
3772 case PP_KEYX_KEYSIZE_INC
:
3774 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3777 dwTemp
= CRYPT_IMPL_SOFTWARE
;
3778 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3781 dwTemp
= 0x00000200;
3782 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3784 case PP_ENUMCONTAINERS
:
3785 if ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) pKeyContainer
->dwEnumContainersCtr
= 0;
3788 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3792 if (!open_container_key("", dwFlags
, KEY_READ
, &hKey
))
3794 SetLastError(ERROR_NO_MORE_ITEMS
);
3798 dwTemp
= *pdwDataLen
;
3799 switch (RegEnumKeyExA(hKey
, pKeyContainer
->dwEnumContainersCtr
, (LPSTR
)pbData
, &dwTemp
,
3800 NULL
, NULL
, NULL
, NULL
))
3802 case ERROR_MORE_DATA
:
3803 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3806 pKeyContainer
->dwEnumContainersCtr
++;
3810 case ERROR_NO_MORE_ITEMS
:
3812 SetLastError(ERROR_NO_MORE_ITEMS
);
3818 case PP_ENUMALGS_EX
:
3819 if (((pKeyContainer
->dwEnumAlgsCtr
>= RSAENH_MAX_ENUMALGS
-1) ||
3820 (!aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]
3821 [pKeyContainer
->dwEnumAlgsCtr
+1].aiAlgid
)) &&
3822 ((dwFlags
& CRYPT_FIRST
) != CRYPT_FIRST
))
3824 SetLastError(ERROR_NO_MORE_ITEMS
);
3828 if (dwParam
== PP_ENUMALGS
) {
3829 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS
)))
3830 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3831 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3833 provEnumalgs
.aiAlgid
= aProvEnumAlgsEx
3834 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].aiAlgid
;
3835 provEnumalgs
.dwBitLen
= aProvEnumAlgsEx
3836 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwDefaultLen
;
3837 provEnumalgs
.dwNameLen
= aProvEnumAlgsEx
3838 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwNameLen
;
3839 memcpy(provEnumalgs
.szName
, aProvEnumAlgsEx
3840 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].szName
,
3843 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&provEnumalgs
,
3844 sizeof(PROV_ENUMALGS
));
3846 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS_EX
)))
3847 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3848 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3850 return copy_param(pbData
, pdwDataLen
,
3851 (const BYTE
*)&aProvEnumAlgsEx
3852 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
],
3853 sizeof(PROV_ENUMALGS_EX
));
3856 case PP_CRYPT_COUNT_KEY_USE
: /* Asked for by IE About dialog */
3857 return copy_param(pbData
, pdwDataLen
, abWTF
, sizeof(abWTF
));
3859 case PP_KEYSET_SEC_DESCR
:
3861 SECURITY_DESCRIPTOR
*sd
;
3862 DWORD err
, len
, flags
= (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
);
3864 if (!open_container_key(pKeyContainer
->szName
, flags
, KEY_READ
, &hKey
))
3866 SetLastError(NTE_BAD_KEYSET
);
3870 err
= GetSecurityInfo(hKey
, SE_REGISTRY_KEY
, dwFlags
, NULL
, NULL
, NULL
, NULL
, (void **)&sd
);
3878 len
= GetSecurityDescriptorLength(sd
);
3879 if (*pdwDataLen
>= len
) memcpy(pbData
, sd
, len
);
3880 else SetLastError(ERROR_INSUFFICIENT_BUFFER
);
3888 /* MSDN: Unknown parameter number in dwParam */
3889 SetLastError(NTE_BAD_TYPE
);
3894 /******************************************************************************
3895 * CPDeriveKey (RSAENH.@)
3897 * Derives a key from a hash value.
3900 * hProv [I] Key container for which a key is to be generated.
3901 * Algid [I] Crypto algorithm identifier for the key to be generated.
3902 * hBaseData [I] Hash from whose value the key will be derived.
3903 * dwFlags [I] See Notes.
3904 * phKey [O] The generated key.
3912 * - CRYPT_EXPORTABLE: Key can be exported.
3913 * - CRYPT_NO_SALT: No salt is used for 40 bit keys.
3914 * - CRYPT_CREATE_SALT: Use remaining bits as salt value.
3916 BOOL WINAPI
RSAENH_CPDeriveKey(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTHASH hBaseData
,
3917 DWORD dwFlags
, HCRYPTKEY
*phKey
)
3919 CRYPTKEY
*pCryptKey
, *pMasterKey
;
3920 CRYPTHASH
*pCryptHash
;
3921 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
*2];
3924 TRACE("(hProv=%08lx, Algid=%d, hBaseData=%08lx, dwFlags=%08x phKey=%p)\n", hProv
, Algid
,
3925 hBaseData
, dwFlags
, phKey
);
3927 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3929 SetLastError(NTE_BAD_UID
);
3933 if (!lookup_handle(&handle_table
, hBaseData
, RSAENH_MAGIC_HASH
,
3934 (OBJECTHDR
**)&pCryptHash
))
3936 SetLastError(NTE_BAD_HASH
);
3942 SetLastError(ERROR_INVALID_PARAMETER
);
3946 switch (GET_ALG_CLASS(Algid
))
3948 case ALG_CLASS_DATA_ENCRYPT
:
3950 int need_padding
, copy_len
;
3951 *phKey
= new_key(hProv
, Algid
, dwFlags
, &pCryptKey
);
3952 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3955 * We derive the key material from the hash.
3956 * If the hash value is not large enough for the claimed key, we have to construct
3957 * a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
3959 dwLen
= RSAENH_MAX_HASH_SIZE
;
3960 RSAENH_CPGetHashParam(pCryptHash
->hProv
, hBaseData
, HP_HASHVAL
, abHashValue
, &dwLen
, 0);
3963 * The usage of padding seems to vary from algorithm to algorithm.
3964 * For now the only different case found was for AES with 128 bit key.
3969 /* To reduce the chance of regressions we will only deviate
3970 * from the old behavior for the tested hash lengths */
3971 if (dwLen
== 16 || dwLen
== 20)
3977 need_padding
= dwLen
< pCryptKey
->dwKeyLen
;
3980 copy_len
= pCryptKey
->dwKeyLen
;
3983 BYTE pad1
[RSAENH_HMAC_DEF_PAD_LEN
], pad2
[RSAENH_HMAC_DEF_PAD_LEN
];
3984 BYTE old_hashval
[RSAENH_MAX_HASH_SIZE
];
3987 memcpy(old_hashval
, pCryptHash
->abHashValue
, RSAENH_MAX_HASH_SIZE
);
3989 for (i
=0; i
<RSAENH_HMAC_DEF_PAD_LEN
; i
++) {
3990 pad1
[i
] = RSAENH_HMAC_DEF_IPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3991 pad2
[i
] = RSAENH_HMAC_DEF_OPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3994 init_hash(pCryptHash
);
3995 update_hash(pCryptHash
, pad1
, RSAENH_HMAC_DEF_PAD_LEN
);
3996 finalize_hash(pCryptHash
);
3997 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
3999 init_hash(pCryptHash
);
4000 update_hash(pCryptHash
, pad2
, RSAENH_HMAC_DEF_PAD_LEN
);
4001 finalize_hash(pCryptHash
);
4002 memcpy(abHashValue
+pCryptHash
->dwHashSize
, pCryptHash
->abHashValue
,
4003 pCryptHash
->dwHashSize
);
4005 memcpy(pCryptHash
->abHashValue
, old_hashval
, RSAENH_MAX_HASH_SIZE
);
4008 * Padding was not required, we have more hash than needed.
4009 * Do we need to use the remaining hash as salt?
4011 else if((dwFlags
& CRYPT_CREATE_SALT
) &&
4012 (Algid
== CALG_RC2
|| Algid
== CALG_RC4
))
4014 copy_len
+= pCryptKey
->dwSaltLen
;
4017 memcpy(pCryptKey
->abKeyValue
, abHashValue
,
4018 RSAENH_MIN(copy_len
, sizeof(pCryptKey
->abKeyValue
)));
4021 case ALG_CLASS_MSG_ENCRYPT
:
4022 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
4023 (OBJECTHDR
**)&pMasterKey
))
4025 SetLastError(NTE_FAIL
); /* FIXME error code */
4031 /* See RFC 2246, chapter 6.3 Key calculation */
4032 case CALG_SCHANNEL_ENC_KEY
:
4033 if (!pMasterKey
->siSChannelInfo
.saEncAlg
.Algid
||
4034 !pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
)
4036 SetLastError(NTE_BAD_FLAGS
);
4039 *phKey
= new_key(hProv
, pMasterKey
->siSChannelInfo
.saEncAlg
.Algid
,
4040 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
),
4042 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
4043 memcpy(pCryptKey
->abKeyValue
,
4044 pCryptHash
->abHashValue
+ (
4045 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
4046 ((dwFlags
& CRYPT_SERVER
) ?
4047 (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) : 0)),
4048 pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8);
4049 memcpy(pCryptKey
->abInitVector
,
4050 pCryptHash
->abHashValue
+ (
4051 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
4052 2 * (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) +
4053 ((dwFlags
& CRYPT_SERVER
) ? pCryptKey
->dwBlockLen
: 0)),
4054 pCryptKey
->dwBlockLen
);
4057 case CALG_SCHANNEL_MAC_KEY
:
4058 *phKey
= new_key(hProv
, Algid
,
4059 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
),
4061 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
4062 memcpy(pCryptKey
->abKeyValue
,
4063 pCryptHash
->abHashValue
+ ((dwFlags
& CRYPT_SERVER
) ?
4064 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8 : 0),
4065 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8);
4069 SetLastError(NTE_BAD_ALGID
);
4075 SetLastError(NTE_BAD_ALGID
);
4079 setup_key(pCryptKey
);
4083 /******************************************************************************
4084 * CPGetUserKey (RSAENH.@)
4086 * Returns a handle to the user's private key-exchange- or signature-key.
4089 * hProv [I] The key container from which a user key is requested.
4090 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
4091 * phUserKey [O] Handle to the requested key or INVALID_HANDLE_VALUE in case of failure.
4098 * A newly created key container does not contain private user key. Create them with CPGenKey.
4100 BOOL WINAPI
RSAENH_CPGetUserKey(HCRYPTPROV hProv
, DWORD dwKeySpec
, HCRYPTKEY
*phUserKey
)
4102 KEYCONTAINER
*pKeyContainer
;
4104 TRACE("(hProv=%08lx, dwKeySpec=%08x, phUserKey=%p)\n", hProv
, dwKeySpec
, phUserKey
);
4106 if (!(pKeyContainer
= get_key_container(hProv
)))
4108 /* MSDN: hProv not containing valid context handle */
4114 case AT_KEYEXCHANGE
:
4115 copy_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
, RSAENH_MAGIC_KEY
,
4120 copy_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
, RSAENH_MAGIC_KEY
,
4125 *phUserKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
4128 if (*phUserKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
4130 /* MSDN: dwKeySpec parameter specifies nonexistent key */
4131 SetLastError(NTE_NO_KEY
);
4138 /******************************************************************************
4139 * CPHashData (RSAENH.@)
4141 * Updates a hash object with the given data.
4144 * hProv [I] Key container to which the hash object belongs.
4145 * hHash [I] Hash object which is to be updated.
4146 * pbData [I] Pointer to data with which the hash object is to be updated.
4147 * dwDataLen [I] Length of the data.
4148 * dwFlags [I] Currently none defined.
4155 * The actual hash value is queried with CPGetHashParam, which will finalize
4156 * the hash. Updating a finalized hash will fail with a last error NTE_BAD_HASH_STATE.
4158 BOOL WINAPI
RSAENH_CPHashData(HCRYPTPROV hProv
, HCRYPTHASH hHash
, const BYTE
*pbData
,
4159 DWORD dwDataLen
, DWORD dwFlags
)
4161 CRYPTHASH
*pCryptHash
;
4163 TRACE("(hProv=%08lx, hHash=%08lx, pbData=%p, dwDataLen=%d, dwFlags=%08x)\n",
4164 hProv
, hHash
, pbData
, dwDataLen
, dwFlags
);
4166 if (dwFlags
& ~CRYPT_USERDATA
)
4168 SetLastError(NTE_BAD_FLAGS
);
4172 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
4173 (OBJECTHDR
**)&pCryptHash
))
4175 SetLastError(NTE_BAD_HASH
);
4179 if (!get_algid_info(hProv
, pCryptHash
->aiAlgid
) || pCryptHash
->aiAlgid
== CALG_SSL3_SHAMD5
)
4181 SetLastError(NTE_BAD_ALGID
);
4185 if (pCryptHash
->dwState
!= RSAENH_HASHSTATE_HASHING
)
4187 SetLastError(NTE_BAD_HASH_STATE
);
4191 update_hash(pCryptHash
, pbData
, dwDataLen
);
4195 /******************************************************************************
4196 * CPHashSessionKey (RSAENH.@)
4198 * Updates a hash object with the binary representation of a symmetric key.
4201 * hProv [I] Key container to which the hash object belongs.
4202 * hHash [I] Hash object which is to be updated.
4203 * hKey [I] The symmetric key, whose binary value will be added to the hash.
4204 * dwFlags [I] CRYPT_LITTLE_ENDIAN, if the binary key value shall be interpreted as little endian.
4210 BOOL WINAPI
RSAENH_CPHashSessionKey(HCRYPTPROV hProv
, HCRYPTHASH hHash
, HCRYPTKEY hKey
,
4213 BYTE abKeyValue
[RSAENH_MAX_KEY_SIZE
], bTemp
;
4217 TRACE("(hProv=%08lx, hHash=%08lx, hKey=%08lx, dwFlags=%08x)\n", hProv
, hHash
, hKey
, dwFlags
);
4219 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pKey
) ||
4220 (GET_ALG_CLASS(pKey
->aiAlgid
) != ALG_CLASS_DATA_ENCRYPT
))
4222 SetLastError(NTE_BAD_KEY
);
4226 if (dwFlags
& ~CRYPT_LITTLE_ENDIAN
) {
4227 SetLastError(NTE_BAD_FLAGS
);
4231 memcpy(abKeyValue
, pKey
->abKeyValue
, pKey
->dwKeyLen
);
4232 if (!(dwFlags
& CRYPT_LITTLE_ENDIAN
)) {
4233 for (i
=0; i
<pKey
->dwKeyLen
/2; i
++) {
4234 bTemp
= abKeyValue
[i
];
4235 abKeyValue
[i
] = abKeyValue
[pKey
->dwKeyLen
-i
-1];
4236 abKeyValue
[pKey
->dwKeyLen
-i
-1] = bTemp
;
4240 return RSAENH_CPHashData(hProv
, hHash
, abKeyValue
, pKey
->dwKeyLen
, 0);
4243 /******************************************************************************
4244 * CPReleaseContext (RSAENH.@)
4246 * Release a key container.
4249 * hProv [I] Key container to be released.
4250 * dwFlags [I] Currently none defined.
4256 BOOL WINAPI
RSAENH_CPReleaseContext(HCRYPTPROV hProv
, DWORD dwFlags
)
4258 TRACE("(hProv=%08lx, dwFlags=%08x)\n", hProv
, dwFlags
);
4260 if (!release_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4262 /* MSDN: hProv not containing valid context handle */
4263 SetLastError(NTE_BAD_UID
);
4268 SetLastError(NTE_BAD_FLAGS
);
4275 /******************************************************************************
4276 * CPSetHashParam (RSAENH.@)
4278 * Set a parameter of a hash object
4281 * hProv [I] The key container to which the key belongs.
4282 * hHash [I] The hash object for which a parameter is to be set.
4283 * dwParam [I] Parameter type. See Notes.
4284 * pbData [I] Pointer to the parameter value.
4285 * dwFlags [I] Currently none defined.
4292 * Currently only the HP_HMAC_INFO dwParam type is defined.
4293 * The HMAC_INFO struct will be deep copied into the hash object.
4294 * See Internet RFC 2104 for details on the HMAC algorithm.
4296 BOOL WINAPI
RSAENH_CPSetHashParam(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwParam
,
4297 BYTE
*pbData
, DWORD dwFlags
)
4299 CRYPTHASH
*pCryptHash
;
4300 CRYPTKEY
*pCryptKey
;
4303 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n",
4304 hProv
, hHash
, dwParam
, pbData
, dwFlags
);
4306 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4308 SetLastError(NTE_BAD_UID
);
4313 SetLastError(NTE_BAD_FLAGS
);
4317 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
4318 (OBJECTHDR
**)&pCryptHash
))
4320 SetLastError(NTE_BAD_HASH
);
4326 free_hmac_info(pCryptHash
->pHMACInfo
);
4327 if (!copy_hmac_info(&pCryptHash
->pHMACInfo
, (PHMAC_INFO
)pbData
)) return FALSE
;
4329 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
4330 (OBJECTHDR
**)&pCryptKey
))
4332 SetLastError(NTE_FAIL
); /* FIXME: correct error code? */
4336 if (pCryptKey
->aiAlgid
== CALG_HMAC
&& !pCryptKey
->dwKeyLen
) {
4337 HCRYPTHASH hKeyHash
;
4340 if (!RSAENH_CPCreateHash(hProv
, ((PHMAC_INFO
)pbData
)->HashAlgid
, 0, 0,
4343 if (!RSAENH_CPHashData(hProv
, hKeyHash
, pCryptKey
->blobHmacKey
.pbData
,
4344 pCryptKey
->blobHmacKey
.cbData
, 0))
4346 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4349 keyLen
= sizeof(pCryptKey
->abKeyValue
);
4350 if (!RSAENH_CPGetHashParam(hProv
, hKeyHash
, HP_HASHVAL
, pCryptKey
->abKeyValue
,
4353 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4356 pCryptKey
->dwKeyLen
= keyLen
;
4357 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4359 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbInnerString
); i
++) {
4360 pCryptHash
->pHMACInfo
->pbInnerString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4362 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbOuterString
); i
++) {
4363 pCryptHash
->pHMACInfo
->pbOuterString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4366 init_hash(pCryptHash
);
4370 memcpy(pCryptHash
->abHashValue
, pbData
, pCryptHash
->dwHashSize
);
4371 pCryptHash
->dwState
= RSAENH_HASHSTATE_FINISHED
;
4374 case HP_TLS1PRF_SEED
:
4375 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
, (PCRYPT_DATA_BLOB
)pbData
);
4377 case HP_TLS1PRF_LABEL
:
4378 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
, (PCRYPT_DATA_BLOB
)pbData
);
4381 SetLastError(NTE_BAD_TYPE
);
4386 /******************************************************************************
4387 * CPSetProvParam (RSAENH.@)
4389 BOOL WINAPI
RSAENH_CPSetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
, DWORD dwFlags
)
4391 KEYCONTAINER
*pKeyContainer
;
4394 TRACE("(hProv=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n", hProv
, dwParam
, pbData
, dwFlags
);
4396 if (!(pKeyContainer
= get_key_container(hProv
)))
4401 case PP_KEYSET_SEC_DESCR
:
4403 SECURITY_DESCRIPTOR
*sd
= (SECURITY_DESCRIPTOR
*)pbData
;
4404 DWORD err
, flags
= (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
);
4406 REGSAM access
= WRITE_DAC
| WRITE_OWNER
| ACCESS_SYSTEM_SECURITY
;
4407 PSID owner
= NULL
, group
= NULL
;
4408 PACL dacl
= NULL
, sacl
= NULL
;
4410 if (!open_container_key(pKeyContainer
->szName
, flags
, access
, &hKey
))
4412 SetLastError(NTE_BAD_KEYSET
);
4416 if ((dwFlags
& OWNER_SECURITY_INFORMATION
&& !GetSecurityDescriptorOwner(sd
, &owner
, &def
)) ||
4417 (dwFlags
& GROUP_SECURITY_INFORMATION
&& !GetSecurityDescriptorGroup(sd
, &group
, &def
)) ||
4418 (dwFlags
& DACL_SECURITY_INFORMATION
&& !GetSecurityDescriptorDacl(sd
, &present
, &dacl
, &def
)) ||
4419 (dwFlags
& SACL_SECURITY_INFORMATION
&& !GetSecurityDescriptorSacl(sd
, &present
, &sacl
, &def
)))
4425 err
= SetSecurityInfo(hKey
, SE_REGISTRY_KEY
, dwFlags
, owner
, group
, dacl
, sacl
);
4435 FIXME("unimplemented parameter %08x\n", dwParam
);
4440 /******************************************************************************
4441 * CPSignHash (RSAENH.@)
4443 * Sign a hash object
4446 * hProv [I] The key container, to which the hash object belongs.
4447 * hHash [I] The hash object to be signed.
4448 * dwKeySpec [I] AT_SIGNATURE or AT_KEYEXCHANGE: Key used to generate the signature.
4449 * sDescription [I] Should be NULL for security reasons.
4450 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4451 * pbSignature [O] Buffer, to which the signature will be stored. May be NULL to query SigLen.
4452 * pdwSigLen [I/O] Size of the buffer (in), Length of the signature (out)
4458 BOOL WINAPI
RSAENH_CPSignHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwKeySpec
,
4459 LPCWSTR sDescription
, DWORD dwFlags
, BYTE
*pbSignature
,
4462 HCRYPTKEY hCryptKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
4463 CRYPTKEY
*pCryptKey
;
4465 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4469 TRACE("(hProv=%08lx, hHash=%08lx, dwKeySpec=%08x, sDescription=%s, dwFlags=%08x, "
4470 "pbSignature=%p, pdwSigLen=%p)\n", hProv
, hHash
, dwKeySpec
, debugstr_w(sDescription
),
4471 dwFlags
, pbSignature
, pdwSigLen
);
4473 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4474 SetLastError(NTE_BAD_FLAGS
);
4478 if (!RSAENH_CPGetUserKey(hProv
, dwKeySpec
, &hCryptKey
)) return FALSE
;
4480 if (!lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
4481 (OBJECTHDR
**)&pCryptKey
))
4483 SetLastError(NTE_NO_KEY
);
4488 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4492 if (pCryptKey
->dwKeyLen
> *pdwSigLen
)
4494 SetLastError(ERROR_MORE_DATA
);
4495 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4498 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4501 if (!RSAENH_CPHashData(hProv
, hHash
, (const BYTE
*)sDescription
,
4502 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4508 dwHashLen
= sizeof(DWORD
);
4509 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) goto out
;
4511 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4512 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) goto out
;
4515 if (!build_hash_signature(pbSignature
, *pdwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
)) {
4519 ret
= encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbSignature
, pbSignature
, RSAENH_ENCRYPT
);
4521 RSAENH_CPDestroyKey(hProv
, hCryptKey
);
4525 /******************************************************************************
4526 * CPVerifySignature (RSAENH.@)
4528 * Verify the signature of a hash object.
4531 * hProv [I] The key container, to which the hash belongs.
4532 * hHash [I] The hash for which the signature is verified.
4533 * pbSignature [I] The binary signature.
4534 * dwSigLen [I] Length of the signature BLOB.
4535 * hPubKey [I] Public key used to verify the signature.
4536 * sDescription [I] Should be NULL for security reasons.
4537 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4540 * Success: TRUE (Signature is valid)
4541 * Failure: FALSE (GetLastError() == NTE_BAD_SIGNATURE, if signature is invalid)
4543 BOOL WINAPI
RSAENH_CPVerifySignature(HCRYPTPROV hProv
, HCRYPTHASH hHash
, const BYTE
*pbSignature
,
4544 DWORD dwSigLen
, HCRYPTKEY hPubKey
, LPCWSTR sDescription
,
4547 BYTE
*pbConstructed
= NULL
, *pbDecrypted
= NULL
;
4548 CRYPTKEY
*pCryptKey
;
4551 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4554 TRACE("(hProv=%08lx, hHash=%08lx, pbSignature=%p, dwSigLen=%d, hPubKey=%08lx, sDescription=%s, "
4555 "dwFlags=%08x)\n", hProv
, hHash
, pbSignature
, dwSigLen
, hPubKey
, debugstr_w(sDescription
),
4558 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4559 SetLastError(NTE_BAD_FLAGS
);
4563 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4565 SetLastError(NTE_BAD_UID
);
4569 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
,
4570 (OBJECTHDR
**)&pCryptKey
))
4572 SetLastError(NTE_BAD_KEY
);
4576 /* in Microsoft implementation, the signature length is checked before
4577 * the signature pointer.
4579 if (dwSigLen
!= pCryptKey
->dwKeyLen
)
4581 SetLastError(NTE_BAD_SIGNATURE
);
4585 if (!hHash
|| !pbSignature
)
4587 SetLastError(ERROR_INVALID_PARAMETER
);
4592 if (!RSAENH_CPHashData(hProv
, hHash
, (const BYTE
*)sDescription
,
4593 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4599 dwHashLen
= sizeof(DWORD
);
4600 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) return FALSE
;
4602 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4603 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) return FALSE
;
4605 pbConstructed
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4606 if (!pbConstructed
) {
4607 SetLastError(NTE_NO_MEMORY
);
4611 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4613 SetLastError(NTE_NO_MEMORY
);
4617 if (!encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbSignature
, pbDecrypted
,
4623 if (build_hash_signature(pbConstructed
, dwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
) &&
4624 !memcmp(pbDecrypted
, pbConstructed
, dwSigLen
)) {
4629 if (!(dwFlags
& CRYPT_NOHASHOID
) &&
4630 build_hash_signature(pbConstructed
, dwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
|CRYPT_NOHASHOID
) &&
4631 !memcmp(pbDecrypted
, pbConstructed
, dwSigLen
)) {
4636 SetLastError(NTE_BAD_SIGNATURE
);
4639 HeapFree(GetProcessHeap(), 0, pbConstructed
);
4640 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
4644 /******************************************************************************
4645 * DllRegisterServer (RSAENH.@)
4647 HRESULT WINAPI
DllRegisterServer(void)
4649 return __wine_register_resources( instance
);
4652 /******************************************************************************
4653 * DllUnregisterServer (RSAENH.@)
4655 HRESULT WINAPI
DllUnregisterServer(void)
4657 return __wine_unregister_resources( instance
);