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_MAX_HASH_SIZE 104
52 #define RSAENH_HASHSTATE_HASHING 1
53 #define RSAENH_HASHSTATE_FINISHED 2
54 typedef struct _RSAENH_TLS1PRF_PARAMS
56 CRYPT_DATA_BLOB blobLabel
;
57 CRYPT_DATA_BLOB blobSeed
;
58 } RSAENH_TLS1PRF_PARAMS
;
60 typedef struct tagCRYPTHASH
69 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
71 RSAENH_TLS1PRF_PARAMS tpPRFParams
;
74 /******************************************************************************
75 * CRYPTKEY - key objects
77 #define RSAENH_MAGIC_KEY 0x73620457u
78 #define RSAENH_MAX_KEY_SIZE 64
79 #define RSAENH_MAX_BLOCK_SIZE 24
80 #define RSAENH_KEYSTATE_IDLE 0
81 #define RSAENH_KEYSTATE_ENCRYPTING 1
82 #define RSAENH_KEYSTATE_MASTERKEY 2
83 typedef struct _RSAENH_SCHANNEL_INFO
85 SCHANNEL_ALG saEncAlg
;
86 SCHANNEL_ALG saMACAlg
;
87 CRYPT_DATA_BLOB blobClientRandom
;
88 CRYPT_DATA_BLOB blobServerRandom
;
89 } RSAENH_SCHANNEL_INFO
;
91 typedef struct tagCRYPTKEY
100 DWORD dwEffectiveKeyLen
;
105 BYTE abKeyValue
[RSAENH_MAX_KEY_SIZE
];
106 BYTE abInitVector
[RSAENH_MAX_BLOCK_SIZE
];
107 BYTE abChainVector
[RSAENH_MAX_BLOCK_SIZE
];
108 RSAENH_SCHANNEL_INFO siSChannelInfo
;
109 CRYPT_DATA_BLOB blobHmacKey
;
112 /******************************************************************************
113 * KEYCONTAINER - key containers
115 #define RSAENH_PERSONALITY_BASE 0u
116 #define RSAENH_PERSONALITY_STRONG 1u
117 #define RSAENH_PERSONALITY_ENHANCED 2u
118 #define RSAENH_PERSONALITY_SCHANNEL 3u
119 #define RSAENH_PERSONALITY_AES 4u
121 #define RSAENH_MAGIC_CONTAINER 0x26384993u
122 typedef struct tagKEYCONTAINER
128 DWORD dwEnumContainersCtr
;
129 CHAR szName
[MAX_PATH
];
130 CHAR szProvName
[MAX_PATH
];
131 HCRYPTKEY hKeyExchangeKeyPair
;
132 HCRYPTKEY hSignatureKeyPair
;
135 /******************************************************************************
136 * Some magic constants
138 #define RSAENH_ENCRYPT 1
139 #define RSAENH_DECRYPT 0
140 #define RSAENH_HMAC_DEF_IPAD_CHAR 0x36
141 #define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c
142 #define RSAENH_HMAC_DEF_PAD_LEN 64
143 #define RSAENH_HMAC_BLOCK_LEN 64
144 #define RSAENH_DES_EFFECTIVE_KEYLEN 56
145 #define RSAENH_DES_STORAGE_KEYLEN 64
146 #define RSAENH_3DES112_EFFECTIVE_KEYLEN 112
147 #define RSAENH_3DES112_STORAGE_KEYLEN 128
148 #define RSAENH_3DES_EFFECTIVE_KEYLEN 168
149 #define RSAENH_3DES_STORAGE_KEYLEN 192
150 #define RSAENH_MAGIC_RSA2 0x32415352
151 #define RSAENH_MAGIC_RSA1 0x31415352
152 #define RSAENH_PKC_BLOCKTYPE 0x02
153 #define RSAENH_SSL3_VERSION_MAJOR 3
154 #define RSAENH_SSL3_VERSION_MINOR 0
155 #define RSAENH_TLS1_VERSION_MAJOR 3
156 #define RSAENH_TLS1_VERSION_MINOR 1
157 #define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"
159 #define RSAENH_MIN(a,b) ((a)<(b)?(a):(b))
160 /******************************************************************************
161 * aProvEnumAlgsEx - Defines the capabilities of the CSP personalities.
163 #define RSAENH_MAX_ENUMALGS 24
164 #define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)
165 static const PROV_ENUMALGS_EX aProvEnumAlgsEx
[5][RSAENH_MAX_ENUMALGS
+1] =
168 {CALG_RC2
, 40, 40, 56,0, 4,"RC2", 24,"RSA Data Security's RC2"},
169 {CALG_RC4
, 40, 40, 56,0, 4,"RC4", 24,"RSA Data Security's RC4"},
170 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
171 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
172 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
173 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
174 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
175 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
176 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
177 {CALG_RSA_SIGN
, 512,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
178 {CALG_RSA_KEYX
, 512,384, 1024,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
179 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
180 {0, 0, 0, 0,0, 1,"", 1,""}
183 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
184 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
185 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
186 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
187 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
188 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
189 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
190 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
191 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
192 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
193 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
194 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
195 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
196 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
197 {0, 0, 0, 0,0, 1,"", 1,""}
200 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
201 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
202 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
203 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
204 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
205 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
206 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
207 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
208 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
209 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
210 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
211 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
212 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
213 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
214 {0, 0, 0, 0,0, 1,"", 1,""}
217 {CALG_RC2
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC2", 24,"RSA Data Security's RC2"},
218 {CALG_RC4
, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"RC4", 24,"RSA Data Security's RC4"},
219 {CALG_DES
, 56, 56, 56,RSAENH_PCT1_SSL2_SSL3_TLS1
, 4,"DES", 31,"Data Encryption Standard (DES)"},
220 {CALG_3DES_112
, 112,112, 112,RSAENH_PCT1_SSL2_SSL3_TLS1
,13,"3DES TWO KEY",19,"Two Key Triple DES"},
221 {CALG_3DES
, 168,168, 168,RSAENH_PCT1_SSL2_SSL3_TLS1
, 5,"3DES", 21,"Three Key Triple DES"},
222 {CALG_SHA
,160,160,160,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,6,"SHA-1",30,"Secure Hash Algorithm (SHA-1)"},
223 {CALG_MD5
,128,128,128,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,4,"MD5",23,"Message Digest 5 (MD5)"},
224 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
225 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
226 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_SIGN",14,"RSA Signature"},
227 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|RSAENH_PCT1_SSL2_SSL3_TLS1
,9,"RSA_KEYX",17,"RSA Key Exchange"},
228 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
229 {CALG_PCT1_MASTER
,128,128,128,CRYPT_FLAG_PCT1
, 12,"PCT1 MASTER",12,"PCT1 Master"},
230 {CALG_SSL2_MASTER
,40,40, 192,CRYPT_FLAG_SSL2
, 12,"SSL2 MASTER",12,"SSL2 Master"},
231 {CALG_SSL3_MASTER
,384,384,384,CRYPT_FLAG_SSL3
, 12,"SSL3 MASTER",12,"SSL3 Master"},
232 {CALG_TLS1_MASTER
,384,384,384,CRYPT_FLAG_TLS1
, 12,"TLS1 MASTER",12,"TLS1 Master"},
233 {CALG_SCHANNEL_MASTER_HASH
,0,0,-1,0, 16,"SCH MASTER HASH",21,"SChannel Master Hash"},
234 {CALG_SCHANNEL_MAC_KEY
,0,0,-1,0, 12,"SCH MAC KEY",17,"SChannel MAC Key"},
235 {CALG_SCHANNEL_ENC_KEY
,0,0,-1,0, 12,"SCH ENC KEY",24,"SChannel Encryption Key"},
236 {CALG_TLS1PRF
, 0, 0, -1,0, 9,"TLS1 PRF", 28,"TLS1 Pseudo Random Function"},
237 {0, 0, 0, 0,0, 1,"", 1,""}
240 {CALG_RC2
, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
241 {CALG_RC4
, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
242 {CALG_DES
, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
243 {CALG_3DES_112
, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
244 {CALG_3DES
, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
245 {CALG_AES
, 128,128, 128,0, 4,"AES", 35,"Advanced Encryption Standard (AES)"},
246 {CALG_AES_128
, 128,128, 128,0, 8,"AES-128", 39,"Advanced Encryption Standard (AES-128)"},
247 {CALG_AES_192
, 192,192, 192,0, 8,"AES-192", 39,"Advanced Encryption Standard (AES-192)"},
248 {CALG_AES_256
, 256,256, 256,0, 8,"AES-256", 39,"Advanced Encryption Standard (AES-256)"},
249 {CALG_SHA
, 160,160, 160,CRYPT_FLAG_SIGNING
, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
250 {CALG_SHA_256
, 256,256, 256,CRYPT_FLAG_SIGNING
, 6,"SHA-256", 30,"Secure Hash Algorithm (SHA-256)"},
251 {CALG_SHA_384
, 384,384, 384,CRYPT_FLAG_SIGNING
, 6,"SHA-384", 30,"Secure Hash Algorithm (SHA-284)"},
252 {CALG_SHA_512
, 512,512, 512,CRYPT_FLAG_SIGNING
, 6,"SHA-512", 30,"Secure Hash Algorithm (SHA-512)"},
253 {CALG_MD2
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD2", 23,"Message Digest 2 (MD2)"},
254 {CALG_MD4
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD4", 23,"Message Digest 4 (MD4)"},
255 {CALG_MD5
, 128,128, 128,CRYPT_FLAG_SIGNING
, 4,"MD5", 23,"Message Digest 5 (MD5)"},
256 {CALG_SSL3_SHAMD5
,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
257 {CALG_MAC
, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
258 {CALG_RSA_SIGN
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_SIGN",14,"RSA Signature"},
259 {CALG_RSA_KEYX
,1024,384,16384,CRYPT_FLAG_SIGNING
|CRYPT_FLAG_IPSEC
,9,"RSA_KEYX",17,"RSA Key Exchange"},
260 {CALG_HMAC
, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
261 {0, 0, 0, 0,0, 1,"", 1,""}
265 /******************************************************************************
266 * API forward declarations
269 RSAENH_CPGetKeyParam(
300 RSAENH_CPSetHashParam(
304 BYTE
*pbData
, DWORD dwFlags
308 RSAENH_CPGetHashParam(
318 RSAENH_CPDestroyHash(
323 static BOOL
crypt_export_key(
333 static BOOL
import_key(
352 /******************************************************************************
353 * CSP's handle table (used by all acquired key containers)
355 static struct handle_table handle_table
;
357 /******************************************************************************
360 * Initializes and destroys the handle table for the CSP's handles.
362 BOOL WINAPI
DllMain(HINSTANCE hInstance
, DWORD fdwReason
, PVOID reserved
)
366 case DLL_PROCESS_ATTACH
:
367 instance
= hInstance
;
368 DisableThreadLibraryCalls(hInstance
);
369 init_handle_table(&handle_table
);
372 case DLL_PROCESS_DETACH
:
374 destroy_handle_table(&handle_table
);
380 /******************************************************************************
381 * copy_param [Internal]
383 * Helper function that supports the standard WINAPI protocol for querying data
387 * pbBuffer [O] Buffer where the queried parameter is copied to, if it is large enough.
388 * May be NUL if the required buffer size is to be queried only.
389 * pdwBufferSize [I/O] In: Size of the buffer at pbBuffer
390 * Out: Size of parameter pbParam
391 * pbParam [I] Parameter value.
392 * dwParamSize [I] Size of pbParam
395 * Success: TRUE (pbParam was copied into pbBuffer or pbBuffer is NULL)
396 * Failure: FALSE (pbBuffer is not large enough to hold pbParam). Last error: ERROR_MORE_DATA
398 static inline BOOL
copy_param(BYTE
*pbBuffer
, DWORD
*pdwBufferSize
, const BYTE
*pbParam
,
403 if (dwParamSize
> *pdwBufferSize
)
405 SetLastError(ERROR_MORE_DATA
);
406 *pdwBufferSize
= dwParamSize
;
409 memcpy(pbBuffer
, pbParam
, dwParamSize
);
411 *pdwBufferSize
= dwParamSize
;
415 /******************************************************************************
416 * get_algid_info [Internal]
418 * Query CSP capabilities for a given crypto algorithm.
421 * hProv [I] Handle to a key container of the CSP whose capabilities are to be queried.
422 * algid [I] Identifier of the crypto algorithm about which information is requested.
425 * Success: Pointer to a PROV_ENUMALGS_EX struct containing information about the crypto algorithm.
426 * Failure: NULL (algid not supported)
428 static inline const PROV_ENUMALGS_EX
* get_algid_info(HCRYPTPROV hProv
, ALG_ID algid
) {
429 const PROV_ENUMALGS_EX
*iterator
;
430 KEYCONTAINER
*pKeyContainer
;
432 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
, (OBJECTHDR
**)&pKeyContainer
)) {
433 SetLastError(NTE_BAD_UID
);
437 for (iterator
= aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]; iterator
->aiAlgid
; iterator
++) {
438 if (iterator
->aiAlgid
== algid
) return iterator
;
441 SetLastError(NTE_BAD_ALGID
);
445 /******************************************************************************
446 * copy_data_blob [Internal]
448 * deeply copies a DATA_BLOB
451 * dst [O] That's where the blob will be copied to
452 * src [I] Source blob
456 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY
459 * Use free_data_blob to release resources occupied by copy_data_blob.
461 static inline BOOL
copy_data_blob(PCRYPT_DATA_BLOB dst
, const PCRYPT_DATA_BLOB src
)
463 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, src
->cbData
);
465 SetLastError(NTE_NO_MEMORY
);
468 dst
->cbData
= src
->cbData
;
469 memcpy(dst
->pbData
, src
->pbData
, src
->cbData
);
473 /******************************************************************************
474 * concat_data_blobs [Internal]
476 * Concatenates two blobs
479 * dst [O] The new blob will be copied here
480 * src1 [I] Prefix blob
481 * src2 [I] Appendix blob
485 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY)
488 * Release resources occupied by concat_data_blobs with free_data_blobs
490 static inline BOOL
concat_data_blobs(PCRYPT_DATA_BLOB dst
, const PCRYPT_DATA_BLOB src1
,
491 const PCRYPT_DATA_BLOB src2
)
493 dst
->cbData
= src1
->cbData
+ src2
->cbData
;
494 dst
->pbData
= HeapAlloc(GetProcessHeap(), 0, dst
->cbData
);
496 SetLastError(NTE_NO_MEMORY
);
499 memcpy(dst
->pbData
, src1
->pbData
, src1
->cbData
);
500 memcpy(dst
->pbData
+ src1
->cbData
, src2
->pbData
, src2
->cbData
);
504 /******************************************************************************
505 * free_data_blob [Internal]
507 * releases resource occupied by a dynamically allocated CRYPT_DATA_BLOB
510 * pBlob [I] Heap space occupied by pBlob->pbData is released
512 static inline void free_data_blob(PCRYPT_DATA_BLOB pBlob
) {
513 HeapFree(GetProcessHeap(), 0, pBlob
->pbData
);
516 /******************************************************************************
517 * init_data_blob [Internal]
519 static inline void init_data_blob(PCRYPT_DATA_BLOB pBlob
) {
520 pBlob
->pbData
= NULL
;
524 /******************************************************************************
525 * free_hmac_info [Internal]
527 * Deeply free an HMAC_INFO struct.
530 * hmac_info [I] Pointer to the HMAC_INFO struct to be freed.
533 * See Internet RFC 2104 for details on the HMAC algorithm.
535 static inline void free_hmac_info(PHMAC_INFO hmac_info
) {
536 if (!hmac_info
) return;
537 HeapFree(GetProcessHeap(), 0, hmac_info
->pbInnerString
);
538 HeapFree(GetProcessHeap(), 0, hmac_info
->pbOuterString
);
539 HeapFree(GetProcessHeap(), 0, hmac_info
);
542 /******************************************************************************
543 * copy_hmac_info [Internal]
545 * Deeply copy an HMAC_INFO struct
548 * dst [O] Pointer to a location where the pointer to the HMAC_INFO copy will be stored.
549 * src [I] Pointer to the HMAC_INFO struct to be copied.
556 * See Internet RFC 2104 for details on the HMAC algorithm.
558 static BOOL
copy_hmac_info(PHMAC_INFO
*dst
, const HMAC_INFO
*src
) {
559 if (!src
) return FALSE
;
560 *dst
= HeapAlloc(GetProcessHeap(), 0, sizeof(HMAC_INFO
));
561 if (!*dst
) return FALSE
;
563 (*dst
)->pbInnerString
= NULL
;
564 (*dst
)->pbOuterString
= NULL
;
565 if ((*dst
)->cbInnerString
== 0) (*dst
)->cbInnerString
= RSAENH_HMAC_DEF_PAD_LEN
;
566 (*dst
)->pbInnerString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbInnerString
);
567 if (!(*dst
)->pbInnerString
) {
568 free_hmac_info(*dst
);
571 if (src
->cbInnerString
)
572 memcpy((*dst
)->pbInnerString
, src
->pbInnerString
, src
->cbInnerString
);
574 memset((*dst
)->pbInnerString
, RSAENH_HMAC_DEF_IPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
575 if ((*dst
)->cbOuterString
== 0) (*dst
)->cbOuterString
= RSAENH_HMAC_DEF_PAD_LEN
;
576 (*dst
)->pbOuterString
= HeapAlloc(GetProcessHeap(), 0, (*dst
)->cbOuterString
);
577 if (!(*dst
)->pbOuterString
) {
578 free_hmac_info(*dst
);
581 if (src
->cbOuterString
)
582 memcpy((*dst
)->pbOuterString
, src
->pbOuterString
, src
->cbOuterString
);
584 memset((*dst
)->pbOuterString
, RSAENH_HMAC_DEF_OPAD_CHAR
, RSAENH_HMAC_DEF_PAD_LEN
);
588 /******************************************************************************
589 * destroy_hash [Internal]
591 * Destructor for hash objects
594 * pCryptHash [I] Pointer to the hash object to be destroyed.
595 * Will be invalid after function returns!
597 static void destroy_hash(OBJECTHDR
*pObject
)
599 CRYPTHASH
*pCryptHash
= (CRYPTHASH
*)pObject
;
601 free_hmac_info(pCryptHash
->pHMACInfo
);
602 free_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
603 free_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
604 HeapFree(GetProcessHeap(), 0, pCryptHash
);
607 /******************************************************************************
608 * init_hash [Internal]
610 * Initialize (or reset) a hash object
613 * pCryptHash [I] The hash object to be initialized.
615 static inline BOOL
init_hash(CRYPTHASH
*pCryptHash
) {
618 switch (pCryptHash
->aiAlgid
)
621 if (pCryptHash
->pHMACInfo
) {
622 const PROV_ENUMALGS_EX
*pAlgInfo
;
624 pAlgInfo
= get_algid_info(pCryptHash
->hProv
, pCryptHash
->pHMACInfo
->HashAlgid
);
625 if (!pAlgInfo
) return FALSE
;
626 pCryptHash
->dwHashSize
= pAlgInfo
->dwDefaultLen
>> 3;
627 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
628 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
629 pCryptHash
->pHMACInfo
->pbInnerString
,
630 pCryptHash
->pHMACInfo
->cbInnerString
);
635 dwLen
= sizeof(DWORD
);
636 RSAENH_CPGetKeyParam(pCryptHash
->hProv
, pCryptHash
->hKey
, KP_BLOCKLEN
,
637 (BYTE
*)&pCryptHash
->dwHashSize
, &dwLen
, 0);
638 pCryptHash
->dwHashSize
>>= 3;
642 return init_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
);
646 /******************************************************************************
647 * update_hash [Internal]
649 * Hashes the given data and updates the hash object's state accordingly
652 * pCryptHash [I] Hash object to be updated.
653 * pbData [I] Pointer to data stream to be hashed.
654 * dwDataLen [I] Length of data stream.
656 static inline void update_hash(CRYPTHASH
*pCryptHash
, const BYTE
*pbData
, DWORD dwDataLen
)
660 switch (pCryptHash
->aiAlgid
)
663 if (pCryptHash
->pHMACInfo
)
664 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
669 pbTemp
= HeapAlloc(GetProcessHeap(), 0, dwDataLen
);
671 memcpy(pbTemp
, pbData
, dwDataLen
);
672 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, FALSE
, 0,
673 pbTemp
, &dwDataLen
, dwDataLen
);
674 HeapFree(GetProcessHeap(), 0, pbTemp
);
678 update_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pbData
, dwDataLen
);
682 /******************************************************************************
683 * finalize_hash [Internal]
685 * Finalizes the hash, after all data has been hashed with update_hash.
686 * No additional data can be hashed afterwards until the hash gets initialized again.
689 * pCryptHash [I] Hash object to be finalized.
691 static inline void finalize_hash(CRYPTHASH
*pCryptHash
) {
694 switch (pCryptHash
->aiAlgid
)
697 if (pCryptHash
->pHMACInfo
) {
698 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
700 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
701 pCryptHash
->abHashValue
);
702 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
703 init_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
);
704 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
705 pCryptHash
->pHMACInfo
->pbOuterString
,
706 pCryptHash
->pHMACInfo
->cbOuterString
);
707 update_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
708 abHashValue
, pCryptHash
->dwHashSize
);
709 finalize_hash_impl(pCryptHash
->pHMACInfo
->HashAlgid
, &pCryptHash
->context
,
710 pCryptHash
->abHashValue
);
716 RSAENH_CPEncrypt(pCryptHash
->hProv
, pCryptHash
->hKey
, 0, TRUE
, 0,
717 pCryptHash
->abHashValue
, &dwDataLen
, pCryptHash
->dwHashSize
);
721 finalize_hash_impl(pCryptHash
->aiAlgid
, &pCryptHash
->context
, pCryptHash
->abHashValue
);
725 /******************************************************************************
726 * destroy_key [Internal]
728 * Destructor for key objects
731 * pCryptKey [I] Pointer to the key object to be destroyed.
732 * Will be invalid after function returns!
734 static void destroy_key(OBJECTHDR
*pObject
)
736 CRYPTKEY
*pCryptKey
= (CRYPTKEY
*)pObject
;
738 free_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
);
739 free_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
740 free_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
741 free_data_blob(&pCryptKey
->blobHmacKey
);
742 HeapFree(GetProcessHeap(), 0, pCryptKey
);
745 /******************************************************************************
746 * setup_key [Internal]
748 * Initialize (or reset) a key object
751 * pCryptKey [I] The key object to be initialized.
753 static inline void setup_key(CRYPTKEY
*pCryptKey
) {
754 pCryptKey
->dwState
= RSAENH_KEYSTATE_IDLE
;
755 memcpy(pCryptKey
->abChainVector
, pCryptKey
->abInitVector
, sizeof(pCryptKey
->abChainVector
));
756 setup_key_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pCryptKey
->dwKeyLen
,
757 pCryptKey
->dwEffectiveKeyLen
, pCryptKey
->dwSaltLen
,
758 pCryptKey
->abKeyValue
);
761 /******************************************************************************
764 * Creates a new key object without assigning the actual binary key value.
765 * This is done by CPDeriveKey, CPGenKey or CPImportKey, which call this function.
768 * hProv [I] Handle to the provider to which the created key will belong.
769 * aiAlgid [I] The new key shall use the crypto algorithm identified by aiAlgid.
770 * dwFlags [I] Upper 16 bits give the key length.
771 * Lower 16 bits: CRYPT_EXPORTABLE, CRYPT_CREATE_SALT,
773 * ppCryptKey [O] Pointer to the created key
776 * Success: Handle to the created key.
777 * Failure: INVALID_HANDLE_VALUE
779 static HCRYPTKEY
new_key(HCRYPTPROV hProv
, ALG_ID aiAlgid
, DWORD dwFlags
, CRYPTKEY
**ppCryptKey
)
783 DWORD dwKeyLen
= HIWORD(dwFlags
);
784 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
789 * Retrieve the CSP's capabilities for the given ALG_ID value
791 peaAlgidInfo
= get_algid_info(hProv
, aiAlgid
);
792 if (!peaAlgidInfo
) return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
794 TRACE("alg = %s, dwKeyLen = %d\n", debugstr_a(peaAlgidInfo
->szName
),
797 * Assume the default key length, if none is specified explicitly
799 if (dwKeyLen
== 0) dwKeyLen
= peaAlgidInfo
->dwDefaultLen
;
802 * Check if the requested key length is supported by the current CSP.
803 * Adjust key length's for DES algorithms.
807 if (dwKeyLen
== RSAENH_DES_EFFECTIVE_KEYLEN
) {
808 dwKeyLen
= RSAENH_DES_STORAGE_KEYLEN
;
810 if (dwKeyLen
!= RSAENH_DES_STORAGE_KEYLEN
) {
811 SetLastError(NTE_BAD_FLAGS
);
812 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
817 if (dwKeyLen
== RSAENH_3DES112_EFFECTIVE_KEYLEN
) {
818 dwKeyLen
= RSAENH_3DES112_STORAGE_KEYLEN
;
820 if (dwKeyLen
!= RSAENH_3DES112_STORAGE_KEYLEN
) {
821 SetLastError(NTE_BAD_FLAGS
);
822 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
827 if (dwKeyLen
== RSAENH_3DES_EFFECTIVE_KEYLEN
) {
828 dwKeyLen
= RSAENH_3DES_STORAGE_KEYLEN
;
830 if (dwKeyLen
!= RSAENH_3DES_STORAGE_KEYLEN
) {
831 SetLastError(NTE_BAD_FLAGS
);
832 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
837 /* Avoid the key length check for HMAC keys, which have unlimited
844 dwKeyLen
> peaAlgidInfo
->dwMaxLen
||
845 dwKeyLen
< peaAlgidInfo
->dwMinLen
)
847 TRACE("key len %d out of bounds (%d, %d)\n", dwKeyLen
,
848 peaAlgidInfo
->dwMinLen
, peaAlgidInfo
->dwMaxLen
);
849 SetLastError(NTE_BAD_DATA
);
850 return (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
854 hCryptKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
,
855 destroy_key
, (OBJECTHDR
**)&pCryptKey
);
856 if (hCryptKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
858 pCryptKey
->aiAlgid
= aiAlgid
;
859 pCryptKey
->hProv
= hProv
;
860 pCryptKey
->dwModeBits
= 0;
861 pCryptKey
->dwPermissions
= CRYPT_ENCRYPT
| CRYPT_DECRYPT
| CRYPT_READ
| CRYPT_WRITE
|
863 if (dwFlags
& CRYPT_EXPORTABLE
)
864 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
865 pCryptKey
->dwKeyLen
= dwKeyLen
>> 3;
866 pCryptKey
->dwEffectiveKeyLen
= 0;
867 if ((dwFlags
& CRYPT_CREATE_SALT
) || (dwKeyLen
== 40 && !(dwFlags
& CRYPT_NO_SALT
)))
868 pCryptKey
->dwSaltLen
= 16 /*FIXME*/ - pCryptKey
->dwKeyLen
;
870 pCryptKey
->dwSaltLen
= 0;
871 memset(pCryptKey
->abKeyValue
, 0, sizeof(pCryptKey
->abKeyValue
));
872 memset(pCryptKey
->abInitVector
, 0, sizeof(pCryptKey
->abInitVector
));
873 memset(&pCryptKey
->siSChannelInfo
.saEncAlg
, 0, sizeof(pCryptKey
->siSChannelInfo
.saEncAlg
));
874 memset(&pCryptKey
->siSChannelInfo
.saMACAlg
, 0, sizeof(pCryptKey
->siSChannelInfo
.saMACAlg
));
875 init_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
);
876 init_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
);
877 init_data_blob(&pCryptKey
->blobHmacKey
);
881 case CALG_PCT1_MASTER
:
882 case CALG_SSL2_MASTER
:
883 case CALG_SSL3_MASTER
:
884 case CALG_TLS1_MASTER
:
886 pCryptKey
->dwBlockLen
= 0;
887 pCryptKey
->dwMode
= 0;
894 pCryptKey
->dwBlockLen
= 8;
895 pCryptKey
->dwMode
= CRYPT_MODE_CBC
;
902 pCryptKey
->dwBlockLen
= 16;
903 pCryptKey
->dwMode
= CRYPT_MODE_ECB
;
908 pCryptKey
->dwBlockLen
= dwKeyLen
>> 3;
909 pCryptKey
->dwMode
= 0;
913 pCryptKey
->dwBlockLen
= 0;
914 pCryptKey
->dwMode
= 0;
918 *ppCryptKey
= pCryptKey
;
924 /******************************************************************************
925 * map_key_spec_to_key_pair_name [Internal]
927 * Returns the name of the registry value associated with a key spec.
930 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
933 * Success: Name of registry value.
936 static LPCSTR
map_key_spec_to_key_pair_name(DWORD dwKeySpec
)
943 szValueName
= "KeyExchangeKeyPair";
946 szValueName
= "SignatureKeyPair";
949 WARN("invalid key spec %d\n", dwKeySpec
);
955 /******************************************************************************
956 * store_key_pair [Internal]
958 * Stores a key pair to the registry
961 * hCryptKey [I] Handle to the key to be stored
962 * hKey [I] Registry key where the key pair is to be stored
963 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
964 * dwFlags [I] Flags for protecting the key
966 static void store_key_pair(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
)
969 DATA_BLOB blobIn
, blobOut
;
974 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
976 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
979 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, 0, &dwLen
))
981 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
984 if (crypt_export_key(pKey
, 0, PRIVATEKEYBLOB
, 0, TRUE
, pbKey
,
987 blobIn
.pbData
= pbKey
;
988 blobIn
.cbData
= dwLen
;
990 if (CryptProtectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
993 RegSetValueExA(hKey
, szValueName
, 0, REG_BINARY
,
994 blobOut
.pbData
, blobOut
.cbData
);
995 LocalFree(blobOut
.pbData
);
998 HeapFree(GetProcessHeap(), 0, pbKey
);
1004 /******************************************************************************
1005 * map_key_spec_to_permissions_name [Internal]
1007 * Returns the name of the registry value associated with the permissions for
1011 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1014 * Success: Name of registry value.
1017 static LPCSTR
map_key_spec_to_permissions_name(DWORD dwKeySpec
)
1023 case AT_KEYEXCHANGE
:
1024 szValueName
= "KeyExchangePermissions";
1027 szValueName
= "SignaturePermissions";
1030 WARN("invalid key spec %d\n", dwKeySpec
);
1036 /******************************************************************************
1037 * store_key_permissions [Internal]
1039 * Stores a key's permissions to the registry
1042 * hCryptKey [I] Handle to the key whose permissions are to be stored
1043 * hKey [I] Registry key where the key permissions are to be stored
1044 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1046 static void store_key_permissions(HCRYPTKEY hCryptKey
, HKEY hKey
, DWORD dwKeySpec
)
1051 if (!(szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1053 if (lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
1054 (OBJECTHDR
**)&pKey
))
1055 RegSetValueExA(hKey
, szValueName
, 0, REG_DWORD
,
1056 (BYTE
*)&pKey
->dwPermissions
,
1057 sizeof(pKey
->dwPermissions
));
1060 /******************************************************************************
1061 * create_container_key [Internal]
1063 * Creates the registry key for a key container's persistent storage.
1066 * pKeyContainer [I] Pointer to the key container
1067 * sam [I] Desired registry access
1068 * phKey [O] Returned key
1070 static BOOL
create_container_key(KEYCONTAINER
*pKeyContainer
, REGSAM sam
, HKEY
*phKey
)
1072 CHAR szRSABase
[MAX_PATH
];
1075 sprintf(szRSABase
, RSAENH_REGKEY
, pKeyContainer
->szName
);
1077 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1078 hRootKey
= HKEY_LOCAL_MACHINE
;
1080 hRootKey
= HKEY_CURRENT_USER
;
1082 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1083 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1084 return RegCreateKeyExA(hRootKey
, szRSABase
, 0, NULL
,
1085 REG_OPTION_NON_VOLATILE
, sam
, NULL
, phKey
, NULL
)
1089 /******************************************************************************
1090 * open_container_key [Internal]
1092 * Opens a key container's persistent storage for reading.
1095 * pszContainerName [I] Name of the container to be opened. May be the empty
1096 * string if the parent key of all containers is to be
1098 * dwFlags [I] Flags indicating which keyset to be opened.
1099 * phKey [O] Returned key
1101 static BOOL
open_container_key(LPCSTR pszContainerName
, DWORD dwFlags
, REGSAM access
, HKEY
*phKey
)
1103 CHAR szRSABase
[MAX_PATH
];
1106 sprintf(szRSABase
, RSAENH_REGKEY
, pszContainerName
);
1108 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1109 hRootKey
= HKEY_LOCAL_MACHINE
;
1111 hRootKey
= HKEY_CURRENT_USER
;
1113 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1114 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1115 return RegOpenKeyExA(hRootKey
, szRSABase
, 0, access
, phKey
) ==
1119 /******************************************************************************
1120 * delete_container_key [Internal]
1122 * Deletes a key container's persistent storage.
1125 * pszContainerName [I] Name of the container to be opened.
1126 * dwFlags [I] Flags indicating which keyset to be opened.
1128 static BOOL
delete_container_key(LPCSTR pszContainerName
, DWORD dwFlags
)
1130 CHAR szRegKey
[MAX_PATH
];
1132 if (snprintf(szRegKey
, MAX_PATH
, RSAENH_REGKEY
, pszContainerName
) >= MAX_PATH
) {
1133 SetLastError(NTE_BAD_KEYSET_PARAM
);
1137 if (dwFlags
& CRYPT_MACHINE_KEYSET
)
1138 hRootKey
= HKEY_LOCAL_MACHINE
;
1140 hRootKey
= HKEY_CURRENT_USER
;
1141 if (!RegDeleteKeyA(hRootKey
, szRegKey
)) {
1142 SetLastError(ERROR_SUCCESS
);
1145 SetLastError(NTE_BAD_KEYSET
);
1151 /******************************************************************************
1152 * store_key_container_keys [Internal]
1154 * Stores key container's keys in a persistent location.
1157 * pKeyContainer [I] Pointer to the key container whose keys are to be saved
1159 static void store_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1164 /* On WinXP, persistent keys are stored in a file located at:
1165 * $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
1168 if (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
)
1169 dwFlags
= CRYPTPROTECT_LOCAL_MACHINE
;
1173 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1175 store_key_pair(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1176 AT_KEYEXCHANGE
, dwFlags
);
1177 store_key_pair(pKeyContainer
->hSignatureKeyPair
, hKey
,
1178 AT_SIGNATURE
, dwFlags
);
1183 /******************************************************************************
1184 * store_key_container_permissions [Internal]
1186 * Stores key container's key permissions in a persistent location.
1189 * pKeyContainer [I] Pointer to the key container whose key permissions are to
1192 static void store_key_container_permissions(KEYCONTAINER
*pKeyContainer
)
1196 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1198 store_key_permissions(pKeyContainer
->hKeyExchangeKeyPair
, hKey
,
1200 store_key_permissions(pKeyContainer
->hSignatureKeyPair
, hKey
,
1206 /******************************************************************************
1207 * release_key_container_keys [Internal]
1209 * Releases key container's keys.
1212 * pKeyContainer [I] Pointer to the key container whose keys are to be released.
1214 static void release_key_container_keys(KEYCONTAINER
*pKeyContainer
)
1216 release_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
,
1218 release_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
,
1222 /******************************************************************************
1223 * destroy_key_container [Internal]
1225 * Destructor for key containers.
1228 * pObjectHdr [I] Pointer to the key container to be destroyed.
1230 static void destroy_key_container(OBJECTHDR
*pObjectHdr
)
1232 KEYCONTAINER
*pKeyContainer
= (KEYCONTAINER
*)pObjectHdr
;
1234 if (!(pKeyContainer
->dwFlags
& CRYPT_VERIFYCONTEXT
))
1236 store_key_container_keys(pKeyContainer
);
1237 store_key_container_permissions(pKeyContainer
);
1238 release_key_container_keys(pKeyContainer
);
1241 release_key_container_keys(pKeyContainer
);
1242 HeapFree( GetProcessHeap(), 0, pKeyContainer
);
1245 /******************************************************************************
1246 * new_key_container [Internal]
1248 * Create a new key container. The personality (RSA Base, Strong or Enhanced CP)
1249 * of the CSP is determined via the pVTable->pszProvName string.
1252 * pszContainerName [I] Name of the key container.
1253 * pVTable [I] Callback functions and context info provided by the OS
1256 * Success: Handle to the new key container.
1257 * Failure: INVALID_HANDLE_VALUE
1259 static HCRYPTPROV
new_key_container(PCCH pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1261 KEYCONTAINER
*pKeyContainer
;
1262 HCRYPTPROV hKeyContainer
;
1264 hKeyContainer
= new_object(&handle_table
, sizeof(KEYCONTAINER
), RSAENH_MAGIC_CONTAINER
,
1265 destroy_key_container
, (OBJECTHDR
**)&pKeyContainer
);
1266 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1268 lstrcpynA(pKeyContainer
->szName
, pszContainerName
, MAX_PATH
);
1269 pKeyContainer
->dwFlags
= dwFlags
;
1270 pKeyContainer
->dwEnumAlgsCtr
= 0;
1271 pKeyContainer
->hKeyExchangeKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1272 pKeyContainer
->hSignatureKeyPair
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1273 if (pVTable
&& pVTable
->pszProvName
) {
1274 lstrcpynA(pKeyContainer
->szProvName
, pVTable
->pszProvName
, MAX_PATH
);
1275 if (!strcmp(pVTable
->pszProvName
, MS_DEF_PROV_A
)) {
1276 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_BASE
;
1277 } else if (!strcmp(pVTable
->pszProvName
, MS_ENHANCED_PROV_A
)) {
1278 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_ENHANCED
;
1279 } else if (!strcmp(pVTable
->pszProvName
, MS_DEF_RSA_SCHANNEL_PROV_A
)) {
1280 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_SCHANNEL
;
1281 } else if (!strcmp(pVTable
->pszProvName
, MS_ENH_RSA_AES_PROV_A
)) {
1282 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_AES
;
1284 pKeyContainer
->dwPersonality
= RSAENH_PERSONALITY_STRONG
;
1288 /* The new key container has to be inserted into the CSP immediately
1289 * after creation to be available for CPGetProvParam's PP_ENUMCONTAINERS. */
1290 if (!(dwFlags
& CRYPT_VERIFYCONTEXT
)) {
1293 if (create_container_key(pKeyContainer
, KEY_WRITE
, &hKey
))
1298 return hKeyContainer
;
1301 /******************************************************************************
1302 * read_key_value [Internal]
1304 * Reads a key pair value from the registry
1307 * hKeyContainer [I] Crypt provider to use to import the key
1308 * hKey [I] Registry key from which to read the key pair
1309 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
1310 * dwFlags [I] Flags for unprotecting the key
1311 * phCryptKey [O] Returned key
1313 static BOOL
read_key_value(HCRYPTPROV hKeyContainer
, HKEY hKey
, DWORD dwKeySpec
, DWORD dwFlags
, HCRYPTKEY
*phCryptKey
)
1316 DWORD dwValueType
, dwLen
;
1318 DATA_BLOB blobIn
, blobOut
;
1321 if (!(szValueName
= map_key_spec_to_key_pair_name(dwKeySpec
)))
1323 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, NULL
, &dwLen
) ==
1326 pbKey
= HeapAlloc(GetProcessHeap(), 0, dwLen
);
1329 if (RegQueryValueExA(hKey
, szValueName
, 0, &dwValueType
, pbKey
, &dwLen
) ==
1332 blobIn
.pbData
= pbKey
;
1333 blobIn
.cbData
= dwLen
;
1335 if (CryptUnprotectData(&blobIn
, NULL
, NULL
, NULL
, NULL
,
1338 ret
= import_key(hKeyContainer
, blobOut
.pbData
, blobOut
.cbData
, 0, 0,
1340 LocalFree(blobOut
.pbData
);
1343 HeapFree(GetProcessHeap(), 0, pbKey
);
1350 if (lookup_handle(&handle_table
, *phCryptKey
, RSAENH_MAGIC_KEY
,
1351 (OBJECTHDR
**)&pKey
))
1353 if ((szValueName
= map_key_spec_to_permissions_name(dwKeySpec
)))
1355 dwLen
= sizeof(pKey
->dwPermissions
);
1356 RegQueryValueExA(hKey
, szValueName
, 0, NULL
,
1357 (BYTE
*)&pKey
->dwPermissions
, &dwLen
);
1364 /******************************************************************************
1365 * read_key_container [Internal]
1367 * Tries to read the persistent state of the key container (mainly the signature
1368 * and key exchange private keys) given by pszContainerName.
1371 * pszContainerName [I] Name of the key container to read from the registry
1372 * pVTable [I] Pointer to context data provided by the operating system
1375 * Success: Handle to the key container read from the registry
1376 * Failure: INVALID_HANDLE_VALUE
1378 static HCRYPTPROV
read_key_container(PCHAR pszContainerName
, DWORD dwFlags
, const VTableProvStruc
*pVTable
)
1381 KEYCONTAINER
*pKeyContainer
;
1382 HCRYPTPROV hKeyContainer
;
1383 HCRYPTKEY hCryptKey
;
1385 if (!open_container_key(pszContainerName
, dwFlags
, KEY_READ
, &hKey
))
1387 SetLastError(NTE_BAD_KEYSET
);
1388 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1391 hKeyContainer
= new_key_container(pszContainerName
, dwFlags
, pVTable
);
1392 if (hKeyContainer
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1394 DWORD dwProtectFlags
= (dwFlags
& CRYPT_MACHINE_KEYSET
) ?
1395 CRYPTPROTECT_LOCAL_MACHINE
: 0;
1397 if (!lookup_handle(&handle_table
, hKeyContainer
, RSAENH_MAGIC_CONTAINER
,
1398 (OBJECTHDR
**)&pKeyContainer
))
1399 return (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1401 /* read_key_value calls import_key, which calls import_private_key,
1402 * which implicitly installs the key value into the appropriate key
1403 * container key. Thus the ref count is incremented twice, once for
1404 * the output key value, and once for the implicit install, and needs
1405 * to be decremented to balance the two.
1407 if (read_key_value(hKeyContainer
, hKey
, AT_KEYEXCHANGE
,
1408 dwProtectFlags
, &hCryptKey
))
1409 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1410 if (read_key_value(hKeyContainer
, hKey
, AT_SIGNATURE
,
1411 dwProtectFlags
, &hCryptKey
))
1412 release_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
);
1415 return hKeyContainer
;
1418 /******************************************************************************
1419 * build_hash_signature [Internal]
1421 * Builds a padded version of a hash to match the length of the RSA key modulus.
1424 * pbSignature [O] The padded hash object is stored here.
1425 * dwLen [I] Length of the pbSignature buffer.
1426 * aiAlgid [I] Algorithm identifier of the hash to be padded.
1427 * abHashValue [I] The value of the hash object.
1428 * dwHashLen [I] Length of the hash value.
1429 * dwFlags [I] Selection of padding algorithm.
1433 * Failure: FALSE (NTE_BAD_ALGID)
1435 static BOOL
build_hash_signature(BYTE
*pbSignature
, DWORD dwLen
, ALG_ID aiAlgid
,
1436 const BYTE
*abHashValue
, DWORD dwHashLen
, DWORD dwFlags
)
1438 /* These prefixes are meant to be concatenated with hash values of the
1439 * respective kind to form a PKCS #7 DigestInfo. */
1440 static const struct tagOIDDescriptor
{
1443 const BYTE abOID
[19];
1444 } aOIDDescriptor
[] = {
1445 { CALG_MD2
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1446 0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
1447 { CALG_MD4
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1448 0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
1449 { CALG_MD5
, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1450 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
1451 { CALG_SHA
, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
1452 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
1453 { CALG_SHA_256
, 19, { 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1454 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1455 0x05, 0x00, 0x04, 0x20 } },
1456 { CALG_SHA_384
, 19, { 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1457 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1458 0x05, 0x00, 0x04, 0x30 } },
1459 { CALG_SHA_384
, 19, { 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86,
1460 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01,
1461 0x05, 0x00, 0x04, 0x40 } },
1462 { CALG_SSL3_SHAMD5
, 0, { 0 } },
1465 DWORD dwIdxOID
, i
, j
;
1467 for (dwIdxOID
= 0; aOIDDescriptor
[dwIdxOID
].aiAlgid
; dwIdxOID
++) {
1468 if (aOIDDescriptor
[dwIdxOID
].aiAlgid
== aiAlgid
) break;
1471 if (!aOIDDescriptor
[dwIdxOID
].aiAlgid
) {
1472 SetLastError(NTE_BAD_ALGID
);
1476 /* Build the padded signature */
1477 if (dwFlags
& CRYPT_X931_FORMAT
) {
1478 pbSignature
[0] = 0x6b;
1479 for (i
=1; i
< dwLen
- dwHashLen
- 3; i
++) {
1480 pbSignature
[i
] = 0xbb;
1482 pbSignature
[i
++] = 0xba;
1483 for (j
=0; j
< dwHashLen
; j
++, i
++) {
1484 pbSignature
[i
] = abHashValue
[j
];
1486 pbSignature
[i
++] = 0x33;
1487 pbSignature
[i
++] = 0xcc;
1489 pbSignature
[0] = 0x00;
1490 pbSignature
[1] = 0x01;
1491 if (dwFlags
& CRYPT_NOHASHOID
) {
1492 for (i
=2; i
< dwLen
- 1 - dwHashLen
; i
++) {
1493 pbSignature
[i
] = 0xff;
1495 pbSignature
[i
++] = 0x00;
1497 for (i
=2; i
< dwLen
- 1 - aOIDDescriptor
[dwIdxOID
].dwLen
- dwHashLen
; i
++) {
1498 pbSignature
[i
] = 0xff;
1500 pbSignature
[i
++] = 0x00;
1501 for (j
=0; j
< aOIDDescriptor
[dwIdxOID
].dwLen
; j
++) {
1502 pbSignature
[i
++] = aOIDDescriptor
[dwIdxOID
].abOID
[j
];
1505 for (j
=0; j
< dwHashLen
; j
++) {
1506 pbSignature
[i
++] = abHashValue
[j
];
1513 /******************************************************************************
1516 * This is an implementation of the 'P_hash' helper function for TLS1's PRF.
1517 * It is used exclusively by tls1_prf. For details see RFC 2246, chapter 5.
1518 * The pseudo random stream generated by this function is exclusive or'ed with
1519 * the data in pbBuffer.
1522 * hHMAC [I] HMAC object, which will be used in pseudo random generation
1523 * pblobSeed [I] Seed value
1524 * pbBuffer [I/O] Pseudo random stream will be xor'ed to the provided data
1525 * dwBufferLen [I] Number of pseudo random bytes desired
1531 static BOOL
tls1_p(HCRYPTHASH hHMAC
, const PCRYPT_DATA_BLOB pblobSeed
, BYTE
*pbBuffer
,
1535 BYTE abAi
[RSAENH_MAX_HASH_SIZE
];
1538 if (!lookup_handle(&handle_table
, hHMAC
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pHMAC
)) {
1539 SetLastError(NTE_BAD_HASH
);
1543 /* compute A_1 = HMAC(seed) */
1545 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1546 finalize_hash(pHMAC
);
1547 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1550 /* compute HMAC(A_i + seed) */
1552 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1553 update_hash(pHMAC
, pblobSeed
->pbData
, pblobSeed
->cbData
);
1554 finalize_hash(pHMAC
);
1556 /* pseudo random stream := CONCAT_{i=1..n} ( HMAC(A_i + seed) ) */
1558 if (i
>= dwBufferLen
) break;
1559 pbBuffer
[i
] ^= pHMAC
->abHashValue
[i
% pHMAC
->dwHashSize
];
1561 } while (i
% pHMAC
->dwHashSize
);
1563 /* compute A_{i+1} = HMAC(A_i) */
1565 update_hash(pHMAC
, abAi
, pHMAC
->dwHashSize
);
1566 finalize_hash(pHMAC
);
1567 memcpy(abAi
, pHMAC
->abHashValue
, pHMAC
->dwHashSize
);
1568 } while (i
< dwBufferLen
);
1573 /******************************************************************************
1574 * tls1_prf [Internal]
1576 * TLS1 pseudo random function as specified in RFC 2246, chapter 5
1579 * hProv [I] Key container used to compute the pseudo random stream
1580 * hSecret [I] Key that holds the (pre-)master secret
1581 * pblobLabel [I] Descriptive label
1582 * pblobSeed [I] Seed value
1583 * pbBuffer [O] Pseudo random numbers will be stored here
1584 * dwBufferLen [I] Number of pseudo random bytes desired
1590 static BOOL
tls1_prf(HCRYPTPROV hProv
, HCRYPTPROV hSecret
, const PCRYPT_DATA_BLOB pblobLabel
,
1591 const PCRYPT_DATA_BLOB pblobSeed
, BYTE
*pbBuffer
, DWORD dwBufferLen
)
1593 HMAC_INFO hmacInfo
= { 0, NULL
, 0, NULL
, 0 };
1594 HCRYPTHASH hHMAC
= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
1595 HCRYPTKEY hHalfSecret
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
1596 CRYPTKEY
*pHalfSecret
, *pSecret
;
1597 DWORD dwHalfSecretLen
;
1598 BOOL result
= FALSE
;
1599 CRYPT_DATA_BLOB blobLabelSeed
;
1601 TRACE("(hProv=%08lx, hSecret=%08lx, pblobLabel=%p, pblobSeed=%p, pbBuffer=%p, dwBufferLen=%d)\n",
1602 hProv
, hSecret
, pblobLabel
, pblobSeed
, pbBuffer
, dwBufferLen
);
1604 if (!lookup_handle(&handle_table
, hSecret
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSecret
)) {
1605 SetLastError(NTE_FAIL
);
1609 dwHalfSecretLen
= (pSecret
->dwKeyLen
+1)/2;
1611 /* concatenation of the label and the seed */
1612 if (!concat_data_blobs(&blobLabelSeed
, pblobLabel
, pblobSeed
)) goto exit
;
1614 /* zero out the buffer, since two random streams will be xor'ed into it. */
1615 memset(pbBuffer
, 0, dwBufferLen
);
1617 /* build a 'fake' key, to hold the secret. CALG_SSL2_MASTER is used since it provides
1618 * the biggest range of valid key lengths. */
1619 hHalfSecret
= new_key(hProv
, CALG_SSL2_MASTER
, MAKELONG(0,dwHalfSecretLen
*8), &pHalfSecret
);
1620 if (hHalfSecret
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) goto exit
;
1622 /* Derive an HMAC_MD5 hash and call the helper function. */
1623 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
, dwHalfSecretLen
);
1624 if (!RSAENH_CPCreateHash(hProv
, CALG_HMAC
, hHalfSecret
, 0, &hHMAC
)) goto exit
;
1625 hmacInfo
.HashAlgid
= CALG_MD5
;
1626 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1627 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1629 /* Reconfigure to HMAC_SHA hash and call helper function again. */
1630 memcpy(pHalfSecret
->abKeyValue
, pSecret
->abKeyValue
+ (pSecret
->dwKeyLen
/2), dwHalfSecretLen
);
1631 hmacInfo
.HashAlgid
= CALG_SHA
;
1632 if (!RSAENH_CPSetHashParam(hProv
, hHMAC
, HP_HMAC_INFO
, (BYTE
*)&hmacInfo
, 0)) goto exit
;
1633 if (!tls1_p(hHMAC
, &blobLabelSeed
, pbBuffer
, dwBufferLen
)) goto exit
;
1637 release_handle(&handle_table
, hHalfSecret
, RSAENH_MAGIC_KEY
);
1638 if (hHMAC
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
) RSAENH_CPDestroyHash(hProv
, hHMAC
);
1639 free_data_blob(&blobLabelSeed
);
1643 /******************************************************************************
1644 * pad_data [Internal]
1646 * Helper function for data padding according to PKCS1 #2
1649 * abData [I] The data to be padded
1650 * dwDataLen [I] Length of the data
1651 * abBuffer [O] Padded data will be stored here
1652 * dwBufferLen [I] Length of the buffer (also length of padded data)
1653 * dwFlags [I] Padding format (CRYPT_SSL2_FALLBACK)
1657 * Failure: FALSE (NTE_BAD_LEN, too much data to pad)
1659 static BOOL
pad_data(const BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD dwBufferLen
,
1664 /* Ensure there is enough space for PKCS1 #2 padding */
1665 if (dwDataLen
> dwBufferLen
-11) {
1666 SetLastError(NTE_BAD_LEN
);
1670 memmove(abBuffer
+ dwBufferLen
- dwDataLen
, abData
, dwDataLen
);
1673 abBuffer
[1] = RSAENH_PKC_BLOCKTYPE
;
1674 for (i
=2; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1675 do gen_rand_impl(&abBuffer
[i
], 1); while (!abBuffer
[i
]);
1676 if (dwFlags
& CRYPT_SSL2_FALLBACK
)
1677 for (i
-=8; i
< dwBufferLen
- dwDataLen
- 1; i
++)
1684 /******************************************************************************
1685 * unpad_data [Internal]
1687 * Remove the PKCS1 padding from RSA decrypted data
1690 * abData [I] The padded data
1691 * dwDataLen [I] Length of the padded data
1692 * abBuffer [O] Data without padding will be stored here
1693 * dwBufferLen [I/O] I: Length of the buffer, O: Length of unpadded data
1694 * dwFlags [I] Currently none defined
1698 * Failure: FALSE, (NTE_BAD_DATA, no valid PKCS1 padding or buffer too small)
1700 static BOOL
unpad_data(const BYTE
*abData
, DWORD dwDataLen
, BYTE
*abBuffer
, DWORD
*dwBufferLen
,
1707 SetLastError(NTE_BAD_DATA
);
1710 for (i
=2; i
<dwDataLen
; i
++)
1714 if ((i
== dwDataLen
) || (*dwBufferLen
< dwDataLen
- i
- 1) ||
1715 (abData
[0] != 0x00) || (abData
[1] != RSAENH_PKC_BLOCKTYPE
))
1717 SetLastError(NTE_BAD_DATA
);
1721 *dwBufferLen
= dwDataLen
- i
- 1;
1722 memmove(abBuffer
, abData
+ i
+ 1, *dwBufferLen
);
1726 /******************************************************************************
1727 * CPAcquireContext (RSAENH.@)
1729 * Acquire a handle to the key container specified by pszContainer
1732 * phProv [O] Pointer to the location the acquired handle will be written to.
1733 * pszContainer [I] Name of the desired key container. See Notes
1734 * dwFlags [I] Flags. See Notes.
1735 * pVTable [I] Pointer to a PVTableProvStruct containing callbacks.
1742 * If pszContainer is NULL or points to a zero length string the user's login
1743 * name will be used as the key container name.
1745 * If the CRYPT_NEW_KEYSET flag is set in dwFlags a new keyset will be created.
1746 * If a keyset with the given name already exists, the function fails and sets
1747 * last error to NTE_EXISTS. If CRYPT_NEW_KEYSET is not set and the specified
1748 * key container does not exist, function fails and sets last error to
1751 BOOL WINAPI
RSAENH_CPAcquireContext(HCRYPTPROV
*phProv
, LPSTR pszContainer
,
1752 DWORD dwFlags
, PVTableProvStruc pVTable
)
1754 CHAR szKeyContainerName
[MAX_PATH
];
1756 TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08x, pVTable=%p)\n", phProv
,
1757 debugstr_a(pszContainer
), dwFlags
, pVTable
);
1759 if (pszContainer
&& *pszContainer
)
1761 lstrcpynA(szKeyContainerName
, pszContainer
, MAX_PATH
);
1765 DWORD dwLen
= sizeof(szKeyContainerName
);
1766 if (!GetUserNameA(szKeyContainerName
, &dwLen
)) return FALSE
;
1769 switch (dwFlags
& (CRYPT_NEWKEYSET
|CRYPT_VERIFYCONTEXT
|CRYPT_DELETEKEYSET
))
1772 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1775 case CRYPT_DELETEKEYSET
:
1776 return delete_container_key(szKeyContainerName
, dwFlags
);
1778 case CRYPT_NEWKEYSET
:
1779 *phProv
= read_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1780 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
)
1782 release_handle(&handle_table
, *phProv
, RSAENH_MAGIC_CONTAINER
);
1783 TRACE("Can't create new keyset, already exists\n");
1784 SetLastError(NTE_EXISTS
);
1787 *phProv
= new_key_container(szKeyContainerName
, dwFlags
, pVTable
);
1790 case CRYPT_VERIFYCONTEXT
|CRYPT_NEWKEYSET
:
1791 case CRYPT_VERIFYCONTEXT
:
1792 if (pszContainer
&& *pszContainer
) {
1793 TRACE("pszContainer should be empty\n");
1794 SetLastError(NTE_BAD_FLAGS
);
1797 *phProv
= new_key_container("", dwFlags
, pVTable
);
1801 *phProv
= (HCRYPTPROV
)INVALID_HANDLE_VALUE
;
1802 SetLastError(NTE_BAD_FLAGS
);
1806 if (*phProv
!= (HCRYPTPROV
)INVALID_HANDLE_VALUE
) {
1807 SetLastError(ERROR_SUCCESS
);
1814 /******************************************************************************
1815 * CPCreateHash (RSAENH.@)
1817 * CPCreateHash creates and initializes a new hash object.
1820 * hProv [I] Handle to the key container to which the new hash will belong.
1821 * Algid [I] Identifies the hash algorithm, which will be used for the hash.
1822 * hKey [I] Handle to a session key applied for keyed hashes.
1823 * dwFlags [I] Currently no flags defined. Must be zero.
1824 * phHash [O] Points to the location where a handle to the new hash will be stored.
1831 * hKey is a handle to a session key applied in keyed hashes like MAC and HMAC.
1832 * If a normal hash object is to be created (like e.g. MD2 or SHA1) hKey must be zero.
1834 BOOL WINAPI
RSAENH_CPCreateHash(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTKEY hKey
, DWORD dwFlags
,
1837 CRYPTKEY
*pCryptKey
;
1838 CRYPTHASH
*pCryptHash
;
1839 const PROV_ENUMALGS_EX
*peaAlgidInfo
;
1841 TRACE("(hProv=%08lx, Algid=%08x, hKey=%08lx, dwFlags=%08x, phHash=%p)\n", hProv
, Algid
, hKey
,
1844 peaAlgidInfo
= get_algid_info(hProv
, Algid
);
1845 if (!peaAlgidInfo
) return FALSE
;
1849 SetLastError(NTE_BAD_FLAGS
);
1853 if (Algid
== CALG_MAC
|| Algid
== CALG_HMAC
|| Algid
== CALG_SCHANNEL_MASTER_HASH
||
1854 Algid
== CALG_TLS1PRF
)
1856 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
)) {
1857 SetLastError(NTE_BAD_KEY
);
1861 if ((Algid
== CALG_MAC
) && (GET_ALG_TYPE(pCryptKey
->aiAlgid
) != ALG_TYPE_BLOCK
)) {
1862 SetLastError(NTE_BAD_KEY
);
1866 if ((Algid
== CALG_SCHANNEL_MASTER_HASH
|| Algid
== CALG_TLS1PRF
) &&
1867 (pCryptKey
->aiAlgid
!= CALG_TLS1_MASTER
))
1869 SetLastError(NTE_BAD_KEY
);
1872 if (Algid
== CALG_SCHANNEL_MASTER_HASH
&&
1873 ((!pCryptKey
->siSChannelInfo
.blobClientRandom
.cbData
) ||
1874 (!pCryptKey
->siSChannelInfo
.blobServerRandom
.cbData
)))
1876 SetLastError(ERROR_INVALID_PARAMETER
);
1880 if ((Algid
== CALG_TLS1PRF
) && (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
)) {
1881 SetLastError(NTE_BAD_KEY_STATE
);
1886 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
1887 destroy_hash
, (OBJECTHDR
**)&pCryptHash
);
1888 if (!pCryptHash
) return FALSE
;
1890 pCryptHash
->aiAlgid
= Algid
;
1891 pCryptHash
->hKey
= hKey
;
1892 pCryptHash
->hProv
= hProv
;
1893 pCryptHash
->dwState
= RSAENH_HASHSTATE_HASHING
;
1894 pCryptHash
->pHMACInfo
= NULL
;
1895 pCryptHash
->dwHashSize
= peaAlgidInfo
->dwDefaultLen
>> 3;
1896 init_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
);
1897 init_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
);
1899 if (Algid
== CALG_SCHANNEL_MASTER_HASH
) {
1900 static const char keyex
[] = "key expansion";
1901 BYTE key_expansion
[sizeof keyex
];
1902 CRYPT_DATA_BLOB blobRandom
, blobKeyExpansion
= { 13, key_expansion
};
1904 memcpy( key_expansion
, keyex
, sizeof keyex
);
1906 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_MASTERKEY
) {
1907 static const char msec
[] = "master secret";
1908 BYTE master_secret
[sizeof msec
];
1909 CRYPT_DATA_BLOB blobLabel
= { 13, master_secret
};
1910 BYTE abKeyValue
[48];
1912 memcpy( master_secret
, msec
, sizeof msec
);
1914 /* See RFC 2246, chapter 8.1 */
1915 if (!concat_data_blobs(&blobRandom
,
1916 &pCryptKey
->siSChannelInfo
.blobClientRandom
,
1917 &pCryptKey
->siSChannelInfo
.blobServerRandom
))
1921 tls1_prf(hProv
, hKey
, &blobLabel
, &blobRandom
, abKeyValue
, 48);
1922 pCryptKey
->dwState
= RSAENH_KEYSTATE_MASTERKEY
;
1923 memcpy(pCryptKey
->abKeyValue
, abKeyValue
, 48);
1924 free_data_blob(&blobRandom
);
1927 /* See RFC 2246, chapter 6.3 */
1928 if (!concat_data_blobs(&blobRandom
,
1929 &pCryptKey
->siSChannelInfo
.blobServerRandom
,
1930 &pCryptKey
->siSChannelInfo
.blobClientRandom
))
1934 tls1_prf(hProv
, hKey
, &blobKeyExpansion
, &blobRandom
, pCryptHash
->abHashValue
,
1935 RSAENH_MAX_HASH_SIZE
);
1936 free_data_blob(&blobRandom
);
1939 return init_hash(pCryptHash
);
1942 /******************************************************************************
1943 * CPDestroyHash (RSAENH.@)
1945 * Releases the handle to a hash object. The object is destroyed if its reference
1946 * count reaches zero.
1949 * hProv [I] Handle to the key container to which the hash object belongs.
1950 * hHash [I] Handle to the hash object to be released.
1956 BOOL WINAPI
RSAENH_CPDestroyHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
)
1958 TRACE("(hProv=%08lx, hHash=%08lx)\n", hProv
, hHash
);
1960 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
1962 SetLastError(NTE_BAD_UID
);
1966 if (!release_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
))
1968 SetLastError(NTE_BAD_HASH
);
1975 /******************************************************************************
1976 * CPDestroyKey (RSAENH.@)
1978 * Releases the handle to a key object. The object is destroyed if its reference
1979 * count reaches zero.
1982 * hProv [I] Handle to the key container to which the key object belongs.
1983 * hKey [I] Handle to the key object to be released.
1989 BOOL WINAPI
RSAENH_CPDestroyKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
)
1991 TRACE("(hProv=%08lx, hKey=%08lx)\n", hProv
, hKey
);
1993 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
1995 SetLastError(NTE_BAD_UID
);
1999 if (!release_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
))
2001 SetLastError(NTE_BAD_KEY
);
2008 /******************************************************************************
2009 * CPDuplicateHash (RSAENH.@)
2011 * Clones a hash object including its current state.
2014 * hUID [I] Handle to the key container the hash belongs to.
2015 * hHash [I] Handle to the hash object to be cloned.
2016 * pdwReserved [I] Reserved. Must be NULL.
2017 * dwFlags [I] No flags are currently defined. Must be 0.
2018 * phHash [O] Handle to the cloned hash object.
2024 BOOL WINAPI
RSAENH_CPDuplicateHash(HCRYPTPROV hUID
, HCRYPTHASH hHash
, DWORD
*pdwReserved
,
2025 DWORD dwFlags
, HCRYPTHASH
*phHash
)
2027 CRYPTHASH
*pSrcHash
, *pDestHash
;
2029 TRACE("(hUID=%08lx, hHash=%08lx, pdwReserved=%p, dwFlags=%08x, phHash=%p)\n", hUID
, hHash
,
2030 pdwReserved
, dwFlags
, phHash
);
2032 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2034 SetLastError(NTE_BAD_UID
);
2038 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
, (OBJECTHDR
**)&pSrcHash
))
2040 SetLastError(NTE_BAD_HASH
);
2044 if (!phHash
|| pdwReserved
|| dwFlags
)
2046 SetLastError(ERROR_INVALID_PARAMETER
);
2050 *phHash
= new_object(&handle_table
, sizeof(CRYPTHASH
), RSAENH_MAGIC_HASH
,
2051 destroy_hash
, (OBJECTHDR
**)&pDestHash
);
2052 if (*phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
)
2054 *pDestHash
= *pSrcHash
;
2055 duplicate_hash_impl(pSrcHash
->aiAlgid
, &pSrcHash
->context
, &pDestHash
->context
);
2056 copy_hmac_info(&pDestHash
->pHMACInfo
, pSrcHash
->pHMACInfo
);
2057 copy_data_blob(&pDestHash
->tpPRFParams
.blobLabel
, &pSrcHash
->tpPRFParams
.blobLabel
);
2058 copy_data_blob(&pDestHash
->tpPRFParams
.blobSeed
, &pSrcHash
->tpPRFParams
.blobSeed
);
2061 return *phHash
!= (HCRYPTHASH
)INVALID_HANDLE_VALUE
;
2064 /******************************************************************************
2065 * CPDuplicateKey (RSAENH.@)
2067 * Clones a key object including its current state.
2070 * hUID [I] Handle to the key container the hash belongs to.
2071 * hKey [I] Handle to the key object to be cloned.
2072 * pdwReserved [I] Reserved. Must be NULL.
2073 * dwFlags [I] No flags are currently defined. Must be 0.
2074 * phHash [O] Handle to the cloned key object.
2080 BOOL WINAPI
RSAENH_CPDuplicateKey(HCRYPTPROV hUID
, HCRYPTKEY hKey
, DWORD
*pdwReserved
,
2081 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2083 CRYPTKEY
*pSrcKey
, *pDestKey
;
2085 TRACE("(hUID=%08lx, hKey=%08lx, pdwReserved=%p, dwFlags=%08x, phKey=%p)\n", hUID
, hKey
,
2086 pdwReserved
, dwFlags
, phKey
);
2088 if (!is_valid_handle(&handle_table
, hUID
, RSAENH_MAGIC_CONTAINER
))
2090 SetLastError(NTE_BAD_UID
);
2094 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pSrcKey
))
2096 SetLastError(NTE_BAD_KEY
);
2100 if (!phKey
|| pdwReserved
|| dwFlags
)
2102 SetLastError(ERROR_INVALID_PARAMETER
);
2106 *phKey
= new_object(&handle_table
, sizeof(CRYPTKEY
), RSAENH_MAGIC_KEY
, destroy_key
,
2107 (OBJECTHDR
**)&pDestKey
);
2108 if (*phKey
!= (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2110 *pDestKey
= *pSrcKey
;
2111 copy_data_blob(&pDestKey
->siSChannelInfo
.blobServerRandom
,
2112 &pSrcKey
->siSChannelInfo
.blobServerRandom
);
2113 copy_data_blob(&pDestKey
->siSChannelInfo
.blobClientRandom
,
2114 &pSrcKey
->siSChannelInfo
.blobClientRandom
);
2115 duplicate_key_impl(pSrcKey
->aiAlgid
, &pSrcKey
->context
, &pDestKey
->context
);
2124 /******************************************************************************
2125 * CPEncrypt (RSAENH.@)
2130 * hProv [I] The key container hKey and hHash belong to.
2131 * hKey [I] The key used to encrypt the data.
2132 * hHash [I] An optional hash object for parallel hashing. See notes.
2133 * Final [I] Indicates if this is the last block of data to encrypt.
2134 * dwFlags [I] Currently no flags defined. Must be zero.
2135 * pbData [I/O] Pointer to the data to encrypt. Encrypted data will also be stored there.
2136 * pdwDataLen [I/O] I: Length of data to encrypt, O: Length of encrypted data.
2137 * dwBufLen [I] Size of the buffer at pbData.
2144 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2145 * This is useful for message signatures.
2147 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2149 BOOL WINAPI
RSAENH_CPEncrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2150 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
, DWORD dwBufLen
)
2152 CRYPTKEY
*pCryptKey
;
2153 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2154 DWORD dwEncryptedLen
, i
, j
, k
;
2156 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2157 "pdwDataLen=%p, dwBufLen=%d)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
,
2160 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2162 SetLastError(NTE_BAD_UID
);
2168 SetLastError(NTE_BAD_FLAGS
);
2172 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2174 SetLastError(NTE_BAD_KEY
);
2178 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2179 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2181 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2183 SetLastError(NTE_BAD_DATA
);
2187 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2188 if (!RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2191 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2192 if (!Final
&& (*pdwDataLen
% pCryptKey
->dwBlockLen
)) {
2193 SetLastError(NTE_BAD_DATA
);
2197 dwEncryptedLen
= (*pdwDataLen
/pCryptKey
->dwBlockLen
+(Final
?1:0))*pCryptKey
->dwBlockLen
;
2199 if (pbData
== NULL
) {
2200 *pdwDataLen
= dwEncryptedLen
;
2203 else if (dwEncryptedLen
> dwBufLen
) {
2204 *pdwDataLen
= dwEncryptedLen
;
2205 SetLastError(ERROR_MORE_DATA
);
2209 /* Pad final block with length bytes */
2210 for (i
=*pdwDataLen
; i
<dwEncryptedLen
; i
++) pbData
[i
] = dwEncryptedLen
- *pdwDataLen
;
2211 *pdwDataLen
= dwEncryptedLen
;
2213 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2214 switch (pCryptKey
->dwMode
) {
2215 case CRYPT_MODE_ECB
:
2216 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2220 case CRYPT_MODE_CBC
:
2221 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) in
[j
] ^= pCryptKey
->abChainVector
[j
];
2222 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2224 memcpy(pCryptKey
->abChainVector
, out
, pCryptKey
->dwBlockLen
);
2227 case CRYPT_MODE_CFB
:
2228 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2229 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2230 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2231 out
[j
] = in
[j
] ^ o
[0];
2232 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2233 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2234 pCryptKey
->abChainVector
[k
] = out
[j
];
2239 SetLastError(NTE_BAD_ALGID
);
2242 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2244 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2245 if (pbData
== NULL
) {
2246 *pdwDataLen
= dwBufLen
;
2249 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2250 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2251 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2252 SetLastError(NTE_BAD_KEY
);
2256 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2259 if (dwBufLen
< pCryptKey
->dwBlockLen
) {
2260 SetLastError(ERROR_MORE_DATA
);
2263 if (!pad_data(pbData
, *pdwDataLen
, pbData
, pCryptKey
->dwBlockLen
, dwFlags
)) return FALSE
;
2264 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_ENCRYPT
);
2265 *pdwDataLen
= pCryptKey
->dwBlockLen
;
2268 SetLastError(NTE_BAD_TYPE
);
2272 if (Final
) setup_key(pCryptKey
);
2277 /******************************************************************************
2278 * CPDecrypt (RSAENH.@)
2283 * hProv [I] The key container hKey and hHash belong to.
2284 * hKey [I] The key used to decrypt the data.
2285 * hHash [I] An optional hash object for parallel hashing. See notes.
2286 * Final [I] Indicates if this is the last block of data to decrypt.
2287 * dwFlags [I] Currently no flags defined. Must be zero.
2288 * pbData [I/O] Pointer to the data to decrypt. Plaintext will also be stored there.
2289 * pdwDataLen [I/O] I: Length of ciphertext, O: Length of plaintext.
2296 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
2297 * This is useful for message signatures.
2299 * This function uses the standard WINAPI protocol for querying data of dynamic length.
2301 BOOL WINAPI
RSAENH_CPDecrypt(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTHASH hHash
, BOOL Final
,
2302 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2304 CRYPTKEY
*pCryptKey
;
2305 BYTE
*in
, out
[RSAENH_MAX_BLOCK_SIZE
], o
[RSAENH_MAX_BLOCK_SIZE
];
2309 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08x, pbData=%p, "
2310 "pdwDataLen=%p)\n", hProv
, hKey
, hHash
, Final
, dwFlags
, pbData
, pdwDataLen
);
2312 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2314 SetLastError(NTE_BAD_UID
);
2320 SetLastError(NTE_BAD_FLAGS
);
2324 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2326 SetLastError(NTE_BAD_KEY
);
2330 if (pCryptKey
->dwState
== RSAENH_KEYSTATE_IDLE
)
2331 pCryptKey
->dwState
= RSAENH_KEYSTATE_ENCRYPTING
;
2333 if (pCryptKey
->dwState
!= RSAENH_KEYSTATE_ENCRYPTING
)
2335 SetLastError(NTE_BAD_DATA
);
2341 if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_BLOCK
) {
2342 for (i
=0, in
=pbData
; i
<*pdwDataLen
; i
+=pCryptKey
->dwBlockLen
, in
+=pCryptKey
->dwBlockLen
) {
2343 switch (pCryptKey
->dwMode
) {
2344 case CRYPT_MODE_ECB
:
2345 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2349 case CRYPT_MODE_CBC
:
2350 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
, in
, out
,
2352 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) out
[j
] ^= pCryptKey
->abChainVector
[j
];
2353 memcpy(pCryptKey
->abChainVector
, in
, pCryptKey
->dwBlockLen
);
2356 case CRYPT_MODE_CFB
:
2357 for (j
=0; j
<pCryptKey
->dwBlockLen
; j
++) {
2358 encrypt_block_impl(pCryptKey
->aiAlgid
, 0, &pCryptKey
->context
,
2359 pCryptKey
->abChainVector
, o
, RSAENH_ENCRYPT
);
2360 out
[j
] = in
[j
] ^ o
[0];
2361 for (k
=0; k
<pCryptKey
->dwBlockLen
-1; k
++)
2362 pCryptKey
->abChainVector
[k
] = pCryptKey
->abChainVector
[k
+1];
2363 pCryptKey
->abChainVector
[k
] = in
[j
];
2368 SetLastError(NTE_BAD_ALGID
);
2371 memcpy(in
, out
, pCryptKey
->dwBlockLen
);
2374 if (pbData
[*pdwDataLen
-1] &&
2375 pbData
[*pdwDataLen
-1] <= pCryptKey
->dwBlockLen
&&
2376 pbData
[*pdwDataLen
-1] <= *pdwDataLen
) {
2377 BOOL padOkay
= TRUE
;
2379 /* check that every bad byte has the same value */
2380 for (i
= 1; padOkay
&& i
< pbData
[*pdwDataLen
-1]; i
++)
2381 if (pbData
[*pdwDataLen
- i
- 1] != pbData
[*pdwDataLen
- 1])
2384 *pdwDataLen
-= pbData
[*pdwDataLen
-1];
2386 SetLastError(NTE_BAD_DATA
);
2387 setup_key(pCryptKey
);
2392 SetLastError(NTE_BAD_DATA
);
2393 setup_key(pCryptKey
);
2398 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_STREAM
) {
2399 encrypt_stream_impl(pCryptKey
->aiAlgid
, &pCryptKey
->context
, pbData
, *pdwDataLen
);
2400 } else if (GET_ALG_TYPE(pCryptKey
->aiAlgid
) == ALG_TYPE_RSA
) {
2401 if (pCryptKey
->aiAlgid
== CALG_RSA_SIGN
) {
2402 SetLastError(NTE_BAD_KEY
);
2405 encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbData
, pbData
, RSAENH_DECRYPT
);
2406 if (!unpad_data(pbData
, pCryptKey
->dwBlockLen
, pbData
, pdwDataLen
, dwFlags
)) return FALSE
;
2409 SetLastError(NTE_BAD_TYPE
);
2413 if (Final
) setup_key(pCryptKey
);
2415 if (is_valid_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
)) {
2416 if (*pdwDataLen
>dwMax
||
2417 !RSAENH_CPHashData(hProv
, hHash
, pbData
, *pdwDataLen
, 0)) return FALSE
;
2423 static BOOL
crypt_export_simple(CRYPTKEY
*pCryptKey
, CRYPTKEY
*pPubKey
,
2424 DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2426 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2427 ALG_ID
*pAlgid
= (ALG_ID
*)(pBlobHeader
+1);
2430 if (!(GET_ALG_CLASS(pCryptKey
->aiAlgid
)&(ALG_CLASS_DATA_ENCRYPT
|ALG_CLASS_MSG_ENCRYPT
))) {
2431 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2435 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(ALG_ID
) + pPubKey
->dwBlockLen
;
2437 if (*pdwDataLen
< dwDataLen
) {
2438 SetLastError(ERROR_MORE_DATA
);
2439 *pdwDataLen
= dwDataLen
;
2443 pBlobHeader
->bType
= SIMPLEBLOB
;
2444 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2445 pBlobHeader
->reserved
= 0;
2446 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2448 *pAlgid
= pPubKey
->aiAlgid
;
2450 if (!pad_data(pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
, (BYTE
*)(pAlgid
+1),
2451 pPubKey
->dwBlockLen
, dwFlags
))
2456 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PUBLIC
, &pPubKey
->context
, (BYTE
*)(pAlgid
+1),
2457 (BYTE
*)(pAlgid
+1), RSAENH_ENCRYPT
);
2459 *pdwDataLen
= dwDataLen
;
2463 static BOOL
crypt_export_public_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2466 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2467 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2470 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2471 SetLastError(NTE_BAD_KEY
);
2475 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + pCryptKey
->dwKeyLen
;
2477 if (*pdwDataLen
< dwDataLen
) {
2478 SetLastError(ERROR_MORE_DATA
);
2479 *pdwDataLen
= dwDataLen
;
2483 pBlobHeader
->bType
= PUBLICKEYBLOB
;
2484 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2485 pBlobHeader
->reserved
= 0;
2486 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2488 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA1
;
2489 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2491 export_public_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2492 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2494 *pdwDataLen
= dwDataLen
;
2498 static BOOL
crypt_export_private_key(CRYPTKEY
*pCryptKey
, BOOL force
,
2499 BYTE
*pbData
, DWORD
*pdwDataLen
)
2501 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2502 RSAPUBKEY
*pRSAPubKey
= (RSAPUBKEY
*)(pBlobHeader
+1);
2505 if ((pCryptKey
->aiAlgid
!= CALG_RSA_KEYX
) && (pCryptKey
->aiAlgid
!= CALG_RSA_SIGN
)) {
2506 SetLastError(NTE_BAD_KEY
);
2509 if (!force
&& !(pCryptKey
->dwPermissions
& CRYPT_EXPORT
))
2511 SetLastError(NTE_BAD_KEY_STATE
);
2515 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2516 2 * pCryptKey
->dwKeyLen
+ 5 * ((pCryptKey
->dwKeyLen
+ 1) >> 1);
2518 if (*pdwDataLen
< dwDataLen
) {
2519 SetLastError(ERROR_MORE_DATA
);
2520 *pdwDataLen
= dwDataLen
;
2524 pBlobHeader
->bType
= PRIVATEKEYBLOB
;
2525 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2526 pBlobHeader
->reserved
= 0;
2527 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2529 pRSAPubKey
->magic
= RSAENH_MAGIC_RSA2
;
2530 pRSAPubKey
->bitlen
= pCryptKey
->dwKeyLen
<< 3;
2532 export_private_key_impl((BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2533 pCryptKey
->dwKeyLen
, &pRSAPubKey
->pubexp
);
2535 *pdwDataLen
= dwDataLen
;
2539 static BOOL
crypt_export_plaintext_key(CRYPTKEY
*pCryptKey
, BYTE
*pbData
,
2542 BLOBHEADER
*pBlobHeader
= (BLOBHEADER
*)pbData
;
2543 DWORD
*pKeyLen
= (DWORD
*)(pBlobHeader
+1);
2544 BYTE
*pbKey
= (BYTE
*)(pKeyLen
+1);
2547 dwDataLen
= sizeof(BLOBHEADER
) + sizeof(DWORD
) + pCryptKey
->dwKeyLen
;
2549 if (*pdwDataLen
< dwDataLen
) {
2550 SetLastError(ERROR_MORE_DATA
);
2551 *pdwDataLen
= dwDataLen
;
2555 pBlobHeader
->bType
= PLAINTEXTKEYBLOB
;
2556 pBlobHeader
->bVersion
= CUR_BLOB_VERSION
;
2557 pBlobHeader
->reserved
= 0;
2558 pBlobHeader
->aiKeyAlg
= pCryptKey
->aiAlgid
;
2560 *pKeyLen
= pCryptKey
->dwKeyLen
;
2561 memcpy(pbKey
, pCryptKey
->abKeyValue
, pCryptKey
->dwKeyLen
);
2563 *pdwDataLen
= dwDataLen
;
2566 /******************************************************************************
2567 * crypt_export_key [Internal]
2569 * Export a key into a binary large object (BLOB). Called by CPExportKey and
2570 * by store_key_pair.
2573 * pCryptKey [I] Key to be exported.
2574 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2575 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2576 * dwFlags [I] Currently none defined.
2577 * force [I] If TRUE, the key is written no matter what the key's
2578 * permissions are. Otherwise the key's permissions are
2579 * checked before exporting.
2580 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2581 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2587 static BOOL
crypt_export_key(CRYPTKEY
*pCryptKey
, HCRYPTKEY hPubKey
,
2588 DWORD dwBlobType
, DWORD dwFlags
, BOOL force
,
2589 BYTE
*pbData
, DWORD
*pdwDataLen
)
2593 if (dwFlags
& CRYPT_SSL2_FALLBACK
) {
2594 if (pCryptKey
->aiAlgid
!= CALG_SSL2_MASTER
) {
2595 SetLastError(NTE_BAD_KEY
);
2600 switch ((BYTE
)dwBlobType
)
2603 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
)){
2604 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error_code? */
2607 return crypt_export_simple(pCryptKey
, pPubKey
, dwFlags
, pbData
,
2611 if (is_valid_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
)) {
2612 SetLastError(NTE_BAD_KEY
); /* FIXME: error code? */
2616 return crypt_export_public_key(pCryptKey
, pbData
, pdwDataLen
);
2618 case PRIVATEKEYBLOB
:
2619 return crypt_export_private_key(pCryptKey
, force
, pbData
, pdwDataLen
);
2621 case PLAINTEXTKEYBLOB
:
2622 return crypt_export_plaintext_key(pCryptKey
, pbData
, pdwDataLen
);
2625 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
2630 /******************************************************************************
2631 * CPExportKey (RSAENH.@)
2633 * Export a key into a binary large object (BLOB).
2636 * hProv [I] Key container from which a key is to be exported.
2637 * hKey [I] Key to be exported.
2638 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2639 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2640 * dwFlags [I] Currently none defined.
2641 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2642 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2648 BOOL WINAPI
RSAENH_CPExportKey(HCRYPTPROV hProv
, HCRYPTKEY hKey
, HCRYPTKEY hPubKey
,
2649 DWORD dwBlobType
, DWORD dwFlags
, BYTE
*pbData
, DWORD
*pdwDataLen
)
2651 CRYPTKEY
*pCryptKey
;
2653 TRACE("(hProv=%08lx, hKey=%08lx, hPubKey=%08lx, dwBlobType=%08x, dwFlags=%08x, pbData=%p,"
2654 "pdwDataLen=%p)\n", hProv
, hKey
, hPubKey
, dwBlobType
, dwFlags
, pbData
, pdwDataLen
);
2656 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
2658 SetLastError(NTE_BAD_UID
);
2662 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
2664 SetLastError(NTE_BAD_KEY
);
2668 return crypt_export_key(pCryptKey
, hPubKey
, dwBlobType
, dwFlags
, FALSE
,
2669 pbData
, pdwDataLen
);
2672 /******************************************************************************
2673 * release_and_install_key [Internal]
2675 * Release an existing key, if present, and replaces it with a new one.
2678 * hProv [I] Key container into which the key is to be imported.
2679 * src [I] Key which will replace *dest
2680 * dest [I] Points to key to be released and replaced with src
2681 * fStoreKey [I] If TRUE, the newly installed key is stored to the registry.
2683 static void release_and_install_key(HCRYPTPROV hProv
, HCRYPTKEY src
,
2684 HCRYPTKEY
*dest
, DWORD fStoreKey
)
2686 RSAENH_CPDestroyKey(hProv
, *dest
);
2687 copy_handle(&handle_table
, src
, RSAENH_MAGIC_KEY
, dest
);
2690 KEYCONTAINER
*pKeyContainer
;
2692 if (lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2693 (OBJECTHDR
**)&pKeyContainer
))
2695 store_key_container_keys(pKeyContainer
);
2696 store_key_container_permissions(pKeyContainer
);
2701 /******************************************************************************
2702 * import_private_key [Internal]
2704 * Import a BLOB'ed private key into a key container.
2707 * hProv [I] Key container into which the private key is to be imported.
2708 * pbData [I] Pointer to a buffer which holds the private key BLOB.
2709 * dwDataLen [I] Length of data in buffer at pbData.
2710 * dwFlags [I] One of:
2711 * CRYPT_EXPORTABLE: the imported key is marked exportable
2712 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2713 * phKey [O] Handle to the imported key.
2717 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2718 * it's a PRIVATEKEYBLOB.
2724 static BOOL
import_private_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2725 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
2727 KEYCONTAINER
*pKeyContainer
;
2728 CRYPTKEY
*pCryptKey
;
2729 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2730 const RSAPUBKEY
*pRSAPubKey
= (const RSAPUBKEY
*)(pBlobHeader
+1);
2733 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2735 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2736 SetLastError(NTE_BAD_FLAGS
);
2739 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2740 (OBJECTHDR
**)&pKeyContainer
))
2742 SetLastError(NTE_BAD_UID
);
2746 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)))
2748 ERR("datalen %d not long enough for a BLOBHEADER + RSAPUBKEY\n",
2750 SetLastError(NTE_BAD_DATA
);
2753 if (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA2
)
2755 ERR("unexpected magic %08x\n", pRSAPubKey
->magic
);
2756 SetLastError(NTE_BAD_DATA
);
2759 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2760 (pRSAPubKey
->bitlen
>> 3) + (5 * ((pRSAPubKey
->bitlen
+8)>>4))))
2762 DWORD expectedLen
= sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) +
2763 (pRSAPubKey
->bitlen
>> 3) + (5 * ((pRSAPubKey
->bitlen
+8)>>4));
2765 ERR("blob too short for pub key: expect %d, got %d\n",
2766 expectedLen
, dwDataLen
);
2767 SetLastError(NTE_BAD_DATA
);
2771 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2772 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2773 setup_key(pCryptKey
);
2774 ret
= import_private_key_impl((const BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2775 pRSAPubKey
->bitlen
/8, dwDataLen
, pRSAPubKey
->pubexp
);
2777 if (dwFlags
& CRYPT_EXPORTABLE
)
2778 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2779 switch (pBlobHeader
->aiKeyAlg
)
2783 TRACE("installing signing key\n");
2784 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hSignatureKeyPair
,
2787 case AT_KEYEXCHANGE
:
2789 TRACE("installing key exchange key\n");
2790 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hKeyExchangeKeyPair
,
2798 /******************************************************************************
2799 * import_public_key [Internal]
2801 * Import a BLOB'ed public key into a key container.
2804 * hProv [I] Key container into which the public key is to be imported.
2805 * pbData [I] Pointer to a buffer which holds the public key BLOB.
2806 * dwDataLen [I] Length of data in buffer at pbData.
2807 * dwFlags [I] One of:
2808 * CRYPT_EXPORTABLE: the imported key is marked exportable
2809 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
2810 * phKey [O] Handle to the imported key.
2814 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2815 * it's a PUBLICKEYBLOB.
2821 static BOOL
import_public_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2822 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
2824 KEYCONTAINER
*pKeyContainer
;
2825 CRYPTKEY
*pCryptKey
;
2826 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2827 const RSAPUBKEY
*pRSAPubKey
= (const RSAPUBKEY
*)(pBlobHeader
+1);
2831 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2833 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2834 SetLastError(NTE_BAD_FLAGS
);
2837 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
2838 (OBJECTHDR
**)&pKeyContainer
))
2840 SetLastError(NTE_BAD_UID
);
2844 if ((dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
)) ||
2845 (pRSAPubKey
->magic
!= RSAENH_MAGIC_RSA1
) ||
2846 (dwDataLen
< sizeof(BLOBHEADER
) + sizeof(RSAPUBKEY
) + (pRSAPubKey
->bitlen
>> 3)))
2848 SetLastError(NTE_BAD_DATA
);
2852 /* Since this is a public key blob, only the public key is
2853 * available, so only signature verification is possible.
2855 algID
= pBlobHeader
->aiKeyAlg
;
2856 *phKey
= new_key(hProv
, algID
, MAKELONG(0,pRSAPubKey
->bitlen
), &pCryptKey
);
2857 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
2858 setup_key(pCryptKey
);
2859 ret
= import_public_key_impl((const BYTE
*)(pRSAPubKey
+1), &pCryptKey
->context
,
2860 pRSAPubKey
->bitlen
>> 3, pRSAPubKey
->pubexp
);
2862 if (dwFlags
& CRYPT_EXPORTABLE
)
2863 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2864 switch (pBlobHeader
->aiKeyAlg
)
2866 case AT_KEYEXCHANGE
:
2868 TRACE("installing public key\n");
2869 release_and_install_key(hProv
, *phKey
, &pKeyContainer
->hKeyExchangeKeyPair
,
2877 /******************************************************************************
2878 * import_symmetric_key [Internal]
2880 * Import a BLOB'ed symmetric key into a key container.
2883 * hProv [I] Key container into which the symmetric key is to be imported.
2884 * pbData [I] Pointer to a buffer which holds the symmetric key BLOB.
2885 * dwDataLen [I] Length of data in buffer at pbData.
2886 * hPubKey [I] Key used to decrypt sensitive BLOB data.
2887 * dwFlags [I] One of:
2888 * CRYPT_EXPORTABLE: the imported key is marked exportable
2889 * phKey [O] Handle to the imported key.
2893 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2894 * it's a SIMPLEBLOB.
2900 static BOOL
import_symmetric_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2901 HCRYPTKEY hPubKey
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
2903 CRYPTKEY
*pCryptKey
, *pPubKey
;
2904 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2905 const ALG_ID
*pAlgid
= (const ALG_ID
*)(pBlobHeader
+1);
2906 const BYTE
*pbKeyStream
= (const BYTE
*)(pAlgid
+ 1);
2910 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2912 FIXME("unimplemented for CRYPT_IPSEC_HMAC_KEY\n");
2913 SetLastError(NTE_BAD_FLAGS
);
2916 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pPubKey
) ||
2917 pPubKey
->aiAlgid
!= CALG_RSA_KEYX
)
2919 SetLastError(NTE_BAD_PUBLIC_KEY
); /* FIXME: error code? */
2923 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(ALG_ID
)+pPubKey
->dwBlockLen
)
2925 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2929 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, pPubKey
->dwBlockLen
);
2930 if (!pbDecrypted
) return FALSE
;
2931 encrypt_block_impl(pPubKey
->aiAlgid
, PK_PRIVATE
, &pPubKey
->context
, pbKeyStream
, pbDecrypted
,
2934 dwKeyLen
= RSAENH_MAX_KEY_SIZE
;
2935 if (!unpad_data(pbDecrypted
, pPubKey
->dwBlockLen
, pbDecrypted
, &dwKeyLen
, dwFlags
)) {
2936 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2940 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, dwKeyLen
<<19, &pCryptKey
);
2941 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2943 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2946 memcpy(pCryptKey
->abKeyValue
, pbDecrypted
, dwKeyLen
);
2947 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
2948 setup_key(pCryptKey
);
2949 if (dwFlags
& CRYPT_EXPORTABLE
)
2950 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
2954 /******************************************************************************
2955 * import_plaintext_key [Internal]
2957 * Import a plaintext key into a key container.
2960 * hProv [I] Key container into which the symmetric key is to be imported.
2961 * pbData [I] Pointer to a buffer which holds the plaintext key BLOB.
2962 * dwDataLen [I] Length of data in buffer at pbData.
2963 * dwFlags [I] One of:
2964 * CRYPT_EXPORTABLE: the imported key is marked exportable
2965 * phKey [O] Handle to the imported key.
2969 * Assumes the caller has already checked the BLOBHEADER at pbData to ensure
2970 * it's a PLAINTEXTKEYBLOB.
2976 static BOOL
import_plaintext_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
2977 DWORD dwFlags
, HCRYPTKEY
*phKey
)
2979 CRYPTKEY
*pCryptKey
;
2980 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
2981 const DWORD
*pKeyLen
= (const DWORD
*)(pBlobHeader
+ 1);
2982 const BYTE
*pbKeyStream
= (const BYTE
*)(pKeyLen
+ 1);
2984 if (dwDataLen
< sizeof(BLOBHEADER
)+sizeof(DWORD
)+*pKeyLen
)
2986 SetLastError(NTE_BAD_DATA
); /* FIXME: error code */
2990 if (dwFlags
& CRYPT_IPSEC_HMAC_KEY
)
2992 *phKey
= new_key(hProv
, CALG_HMAC
, 0, &pCryptKey
);
2993 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
2995 if (*pKeyLen
<= RSAENH_MIN(sizeof(pCryptKey
->abKeyValue
), RSAENH_HMAC_BLOCK_LEN
))
2997 memcpy(pCryptKey
->abKeyValue
, pbKeyStream
, *pKeyLen
);
2998 pCryptKey
->dwKeyLen
= *pKeyLen
;
3002 CRYPT_DATA_BLOB blobHmacKey
= { *pKeyLen
, (BYTE
*)pbKeyStream
};
3004 /* In order to initialize an HMAC key, the key material is hashed,
3005 * and the output of the hash function is used as the key material.
3006 * Unfortunately, the way the Crypto API is designed, we don't know
3007 * the hash algorithm yet, so we have to copy the entire key
3010 if (!copy_data_blob(&pCryptKey
->blobHmacKey
, &blobHmacKey
))
3012 release_handle(&handle_table
, *phKey
, RSAENH_MAGIC_KEY
);
3013 *phKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
3017 setup_key(pCryptKey
);
3018 if (dwFlags
& CRYPT_EXPORTABLE
)
3019 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
3023 *phKey
= new_key(hProv
, pBlobHeader
->aiKeyAlg
, *pKeyLen
<<19, &pCryptKey
);
3024 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
3026 memcpy(pCryptKey
->abKeyValue
, pbKeyStream
, *pKeyLen
);
3027 setup_key(pCryptKey
);
3028 if (dwFlags
& CRYPT_EXPORTABLE
)
3029 pCryptKey
->dwPermissions
|= CRYPT_EXPORT
;
3034 /******************************************************************************
3035 * import_key [Internal]
3037 * Import a BLOB'ed key into a key container, optionally storing the key's
3038 * value to the registry.
3041 * hProv [I] Key container into which the key is to be imported.
3042 * pbData [I] Pointer to a buffer which holds the BLOB.
3043 * dwDataLen [I] Length of data in buffer at pbData.
3044 * hPubKey [I] Key used to decrypt sensitive BLOB data.
3045 * dwFlags [I] One of:
3046 * CRYPT_EXPORTABLE: the imported key is marked exportable
3047 * fStoreKey [I] If TRUE, the imported key is stored to the registry.
3048 * phKey [O] Handle to the imported key.
3054 static BOOL
import_key(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
, HCRYPTKEY hPubKey
,
3055 DWORD dwFlags
, BOOL fStoreKey
, HCRYPTKEY
*phKey
)
3057 KEYCONTAINER
*pKeyContainer
;
3058 const BLOBHEADER
*pBlobHeader
= (const BLOBHEADER
*)pbData
;
3060 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3061 (OBJECTHDR
**)&pKeyContainer
))
3063 SetLastError(NTE_BAD_UID
);
3067 if (dwDataLen
< sizeof(BLOBHEADER
) ||
3068 pBlobHeader
->bVersion
!= CUR_BLOB_VERSION
||
3069 pBlobHeader
->reserved
!= 0)
3071 TRACE("bVersion = %d, reserved = %d\n", pBlobHeader
->bVersion
,
3072 pBlobHeader
->reserved
);
3073 SetLastError(NTE_BAD_DATA
);
3077 /* If this is a verify-only context, the key is not persisted regardless of
3078 * fStoreKey's original value.
3080 fStoreKey
= fStoreKey
&& !(dwFlags
& CRYPT_VERIFYCONTEXT
);
3081 TRACE("blob type: %x\n", pBlobHeader
->bType
);
3082 switch (pBlobHeader
->bType
)
3084 case PRIVATEKEYBLOB
:
3085 return import_private_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3089 return import_public_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3093 return import_symmetric_key(hProv
, pbData
, dwDataLen
, hPubKey
,
3096 case PLAINTEXTKEYBLOB
:
3097 return import_plaintext_key(hProv
, pbData
, dwDataLen
, dwFlags
,
3101 SetLastError(NTE_BAD_TYPE
); /* FIXME: error code? */
3106 /******************************************************************************
3107 * CPImportKey (RSAENH.@)
3109 * Import a BLOB'ed key into a key container.
3112 * hProv [I] Key container into which the key is to be imported.
3113 * pbData [I] Pointer to a buffer which holds the BLOB.
3114 * dwDataLen [I] Length of data in buffer at pbData.
3115 * hPubKey [I] Key used to decrypt sensitive BLOB data.
3116 * dwFlags [I] One of:
3117 * CRYPT_EXPORTABLE: the imported key is marked exportable
3118 * phKey [O] Handle to the imported key.
3124 BOOL WINAPI
RSAENH_CPImportKey(HCRYPTPROV hProv
, const BYTE
*pbData
, DWORD dwDataLen
,
3125 HCRYPTKEY hPubKey
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3127 TRACE("(hProv=%08lx, pbData=%p, dwDataLen=%d, hPubKey=%08lx, dwFlags=%08x, phKey=%p)\n",
3128 hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, phKey
);
3130 return import_key(hProv
, pbData
, dwDataLen
, hPubKey
, dwFlags
, TRUE
, phKey
);
3133 /******************************************************************************
3134 * CPGenKey (RSAENH.@)
3136 * Generate a key in the key container
3139 * hProv [I] Key container for which a key is to be generated.
3140 * Algid [I] Crypto algorithm identifier for the key to be generated.
3141 * dwFlags [I] Upper 16 bits: Binary length of key. Lower 16 bits: Flags. See Notes
3142 * phKey [O] Handle to the generated key.
3149 * Flags currently not considered.
3152 * Private key-exchange- and signature-keys can be generated with Algid AT_KEYEXCHANGE
3153 * and AT_SIGNATURE values.
3155 BOOL WINAPI
RSAENH_CPGenKey(HCRYPTPROV hProv
, ALG_ID Algid
, DWORD dwFlags
, HCRYPTKEY
*phKey
)
3157 KEYCONTAINER
*pKeyContainer
;
3158 CRYPTKEY
*pCryptKey
;
3160 TRACE("(hProv=%08lx, aiAlgid=%d, dwFlags=%08x, phKey=%p)\n", hProv
, Algid
, dwFlags
, phKey
);
3162 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3163 (OBJECTHDR
**)&pKeyContainer
))
3165 /* MSDN: hProv not containing valid context handle */
3166 SetLastError(NTE_BAD_UID
);
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
) {
3453 SetLastError(ERROR_INVALID_PARAMETER
);
3456 /* MSDN: the base provider always sets eleven bytes of
3459 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
,
3461 pCryptKey
->dwSaltLen
= 11;
3462 setup_key(pCryptKey
);
3463 /* Strange but true: salt length reset to 0 after setting
3466 pCryptKey
->dwSaltLen
= 0;
3469 SetLastError(NTE_BAD_KEY
);
3476 CRYPT_INTEGER_BLOB
*blob
= (CRYPT_INTEGER_BLOB
*)pbData
;
3478 /* salt length can't be greater than 184 bits = 24 bytes */
3479 if (blob
->cbData
> 24)
3481 SetLastError(NTE_BAD_DATA
);
3484 memcpy(pCryptKey
->abKeyValue
+ pCryptKey
->dwKeyLen
, blob
->pbData
,
3486 pCryptKey
->dwSaltLen
= blob
->cbData
;
3487 setup_key(pCryptKey
);
3491 case KP_EFFECTIVE_KEYLEN
:
3492 switch (pCryptKey
->aiAlgid
) {
3496 SetLastError(ERROR_INVALID_PARAMETER
);
3499 else if (!*(DWORD
*)pbData
|| *(DWORD
*)pbData
> 1024)
3501 SetLastError(NTE_BAD_DATA
);
3506 pCryptKey
->dwEffectiveKeyLen
= *(DWORD
*)pbData
;
3507 setup_key(pCryptKey
);
3511 SetLastError(NTE_BAD_TYPE
);
3516 case KP_SCHANNEL_ALG
:
3517 switch (((PSCHANNEL_ALG
)pbData
)->dwUse
) {
3518 case SCHANNEL_ENC_KEY
:
3519 memcpy(&pCryptKey
->siSChannelInfo
.saEncAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3522 case SCHANNEL_MAC_KEY
:
3523 memcpy(&pCryptKey
->siSChannelInfo
.saMACAlg
, pbData
, sizeof(SCHANNEL_ALG
));
3527 SetLastError(NTE_FAIL
); /* FIXME: error code */
3532 case KP_CLIENT_RANDOM
:
3533 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobClientRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3535 case KP_SERVER_RANDOM
:
3536 return copy_data_blob(&pCryptKey
->siSChannelInfo
.blobServerRandom
, (PCRYPT_DATA_BLOB
)pbData
);
3539 SetLastError(NTE_BAD_TYPE
);
3544 /******************************************************************************
3545 * CPGetKeyParam (RSAENH.@)
3547 * Query a key parameter.
3550 * hProv [I] The key container, which the key belongs to.
3551 * hHash [I] The key object that is to be queried.
3552 * dwParam [I] Specifies the parameter that is to be queried.
3553 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3554 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3555 * dwFlags [I] None currently defined.
3562 * Defined dwParam types are:
3563 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
3564 * - KP_MODE_BITS: Shift width for cipher feedback mode.
3565 * (Currently ignored by MS CSP's - always eight)
3566 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
3567 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
3568 * - KP_IV: Initialization vector.
3569 * - KP_KEYLEN: Bitwidth of the key.
3570 * - KP_BLOCKLEN: Size of a block cipher block.
3571 * - KP_SALT: Salt value.
3573 BOOL WINAPI
RSAENH_CPGetKeyParam(HCRYPTPROV hProv
, HCRYPTKEY hKey
, DWORD dwParam
, BYTE
*pbData
,
3574 DWORD
*pdwDataLen
, DWORD dwFlags
)
3576 CRYPTKEY
*pCryptKey
;
3579 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p dwFlags=%08x)\n",
3580 hProv
, hKey
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3582 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3584 SetLastError(NTE_BAD_UID
);
3589 SetLastError(NTE_BAD_FLAGS
);
3593 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pCryptKey
))
3595 SetLastError(NTE_BAD_KEY
);
3602 return copy_param(pbData
, pdwDataLen
, pCryptKey
->abInitVector
,
3603 pCryptKey
->dwBlockLen
);
3606 switch (pCryptKey
->aiAlgid
) {
3609 return copy_param(pbData
, pdwDataLen
,
3610 &pCryptKey
->abKeyValue
[pCryptKey
->dwKeyLen
],
3611 pCryptKey
->dwSaltLen
);
3613 SetLastError(NTE_BAD_KEY
);
3618 dwValue
= PKCS5_PADDING
;
3619 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3622 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3623 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3625 case KP_EFFECTIVE_KEYLEN
:
3626 if (pCryptKey
->dwEffectiveKeyLen
)
3627 dwValue
= pCryptKey
->dwEffectiveKeyLen
;
3629 dwValue
= pCryptKey
->dwKeyLen
<< 3;
3630 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3633 dwValue
= pCryptKey
->dwBlockLen
<< 3;
3634 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwValue
, sizeof(DWORD
));
3637 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwMode
, sizeof(DWORD
));
3640 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwModeBits
,
3643 case KP_PERMISSIONS
:
3644 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->dwPermissions
,
3648 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&pCryptKey
->aiAlgid
, sizeof(DWORD
));
3651 SetLastError(NTE_BAD_TYPE
);
3656 /******************************************************************************
3657 * CPGetProvParam (RSAENH.@)
3659 * Query a CSP parameter.
3662 * hProv [I] The key container that is to be queried.
3663 * dwParam [I] Specifies the parameter that is to be queried.
3664 * pbData [I] Pointer to the buffer where the parameter value will be stored.
3665 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
3666 * dwFlags [I] CRYPT_FIRST: Start enumeration (for PP_ENUMALGS{_EX}).
3672 * Defined dwParam types:
3673 * - PP_CONTAINER: Name of the key container.
3674 * - PP_NAME: Name of the cryptographic service provider.
3675 * - PP_SIG_KEYSIZE_INC: RSA signature keywidth granularity in bits.
3676 * - PP_KEYX_KEYSIZE_INC: RSA key-exchange keywidth granularity in bits.
3677 * - PP_ENUMALGS{_EX}: Query provider capabilities.
3678 * - PP_KEYSET_SEC_DESCR: Retrieve security descriptor on container.
3680 BOOL WINAPI
RSAENH_CPGetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
,
3681 DWORD
*pdwDataLen
, DWORD dwFlags
)
3683 KEYCONTAINER
*pKeyContainer
;
3684 PROV_ENUMALGS provEnumalgs
;
3688 /* This is for dwParam PP_CRYPT_COUNT_KEY_USE.
3689 * IE6 SP1 asks for it in the 'About' dialog.
3690 * Returning this BLOB seems to satisfy IE. The marked 0x00 seem
3691 * to be 'don't care's. If you know anything more specific about
3692 * this provider parameter, please report to wine-devel@winehq.org */
3693 static const BYTE abWTF
[96] = {
3694 0xb0, 0x25, 0x63, 0x86, 0x9c, 0xab, 0xb6, 0x37,
3695 0xe8, 0x82, /**/0x00,/**/ 0x72, 0x06, 0xb2, /**/0x00,/**/ 0x3b,
3696 0x60, 0x35, /**/0x00,/**/ 0x3b, 0x88, 0xce, /**/0x00,/**/ 0x82,
3697 0xbc, 0x7a, /**/0x00,/**/ 0xb7, 0x4f, 0x7e, /**/0x00,/**/ 0xde,
3698 0x92, 0xf1, /**/0x00,/**/ 0x83, 0xea, 0x5e, /**/0x00,/**/ 0xc8,
3699 0x12, 0x1e, 0xd4, 0x06, 0xf7, 0x66, /**/0x00,/**/ 0x01,
3700 0x29, 0xa4, /**/0x00,/**/ 0xf8, 0x24, 0x0c, /**/0x00,/**/ 0x33,
3701 0x06, 0x80, /**/0x00,/**/ 0x02, 0x46, 0x0b, /**/0x00,/**/ 0x6d,
3702 0x5b, 0xca, /**/0x00,/**/ 0x9a, 0x10, 0xf0, /**/0x00,/**/ 0x05,
3703 0x19, 0xd0, /**/0x00,/**/ 0x2c, 0xf6, 0x27, /**/0x00,/**/ 0xaa,
3704 0x7c, 0x6f, /**/0x00,/**/ 0xb9, 0xd8, 0x72, /**/0x00,/**/ 0x03,
3705 0xf3, 0x81, /**/0x00,/**/ 0xfa, 0xe8, 0x26, /**/0x00,/**/ 0xca
3708 TRACE("(hProv=%08lx, dwParam=%08x, pbData=%p, pdwDataLen=%p, dwFlags=%08x)\n",
3709 hProv
, dwParam
, pbData
, pdwDataLen
, dwFlags
);
3712 SetLastError(ERROR_INVALID_PARAMETER
);
3716 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
3717 (OBJECTHDR
**)&pKeyContainer
))
3719 /* MSDN: hProv not containing valid context handle */
3720 SetLastError(NTE_BAD_UID
);
3727 case PP_UNIQUE_CONTAINER
:/* MSDN says we can return the same value as PP_CONTAINER */
3728 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)pKeyContainer
->szName
,
3729 strlen(pKeyContainer
->szName
)+1);
3732 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)pKeyContainer
->szProvName
,
3733 strlen(pKeyContainer
->szProvName
)+1);
3736 dwTemp
= PROV_RSA_FULL
;
3737 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3740 dwTemp
= AT_SIGNATURE
| AT_KEYEXCHANGE
;
3741 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3743 case PP_KEYSET_TYPE
:
3744 dwTemp
= pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
;
3745 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3748 dwTemp
= CRYPT_SEC_DESCR
;
3749 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3751 case PP_SIG_KEYSIZE_INC
:
3752 case PP_KEYX_KEYSIZE_INC
:
3754 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3757 dwTemp
= CRYPT_IMPL_SOFTWARE
;
3758 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3761 dwTemp
= 0x00000200;
3762 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&dwTemp
, sizeof(dwTemp
));
3764 case PP_ENUMCONTAINERS
:
3765 if ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) pKeyContainer
->dwEnumContainersCtr
= 0;
3768 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3772 if (!open_container_key("", dwFlags
, KEY_READ
, &hKey
))
3774 SetLastError(ERROR_NO_MORE_ITEMS
);
3778 dwTemp
= *pdwDataLen
;
3779 switch (RegEnumKeyExA(hKey
, pKeyContainer
->dwEnumContainersCtr
, (LPSTR
)pbData
, &dwTemp
,
3780 NULL
, NULL
, NULL
, NULL
))
3782 case ERROR_MORE_DATA
:
3783 *pdwDataLen
= (DWORD
)MAX_PATH
+ 1;
3786 pKeyContainer
->dwEnumContainersCtr
++;
3790 case ERROR_NO_MORE_ITEMS
:
3792 SetLastError(ERROR_NO_MORE_ITEMS
);
3798 case PP_ENUMALGS_EX
:
3799 if (((pKeyContainer
->dwEnumAlgsCtr
>= RSAENH_MAX_ENUMALGS
-1) ||
3800 (!aProvEnumAlgsEx
[pKeyContainer
->dwPersonality
]
3801 [pKeyContainer
->dwEnumAlgsCtr
+1].aiAlgid
)) &&
3802 ((dwFlags
& CRYPT_FIRST
) != CRYPT_FIRST
))
3804 SetLastError(ERROR_NO_MORE_ITEMS
);
3808 if (dwParam
== PP_ENUMALGS
) {
3809 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS
)))
3810 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3811 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3813 provEnumalgs
.aiAlgid
= aProvEnumAlgsEx
3814 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].aiAlgid
;
3815 provEnumalgs
.dwBitLen
= aProvEnumAlgsEx
3816 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwDefaultLen
;
3817 provEnumalgs
.dwNameLen
= aProvEnumAlgsEx
3818 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].dwNameLen
;
3819 memcpy(provEnumalgs
.szName
, aProvEnumAlgsEx
3820 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
].szName
,
3823 return copy_param(pbData
, pdwDataLen
, (const BYTE
*)&provEnumalgs
,
3824 sizeof(PROV_ENUMALGS
));
3826 if (pbData
&& (*pdwDataLen
>= sizeof(PROV_ENUMALGS_EX
)))
3827 pKeyContainer
->dwEnumAlgsCtr
= ((dwFlags
& CRYPT_FIRST
) == CRYPT_FIRST
) ?
3828 0 : pKeyContainer
->dwEnumAlgsCtr
+1;
3830 return copy_param(pbData
, pdwDataLen
,
3831 (const BYTE
*)&aProvEnumAlgsEx
3832 [pKeyContainer
->dwPersonality
][pKeyContainer
->dwEnumAlgsCtr
],
3833 sizeof(PROV_ENUMALGS_EX
));
3836 case PP_CRYPT_COUNT_KEY_USE
: /* Asked for by IE About dialog */
3837 return copy_param(pbData
, pdwDataLen
, abWTF
, sizeof(abWTF
));
3839 case PP_KEYSET_SEC_DESCR
:
3841 SECURITY_DESCRIPTOR
*sd
;
3842 DWORD err
, len
, flags
= (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
);
3844 if (!open_container_key(pKeyContainer
->szName
, flags
, KEY_READ
, &hKey
))
3846 SetLastError(NTE_BAD_KEYSET
);
3850 err
= GetSecurityInfo(hKey
, SE_REGISTRY_KEY
, dwFlags
, NULL
, NULL
, NULL
, NULL
, (void **)&sd
);
3858 len
= GetSecurityDescriptorLength(sd
);
3859 if (*pdwDataLen
>= len
) memcpy(pbData
, sd
, len
);
3860 else SetLastError(ERROR_INSUFFICIENT_BUFFER
);
3868 /* MSDN: Unknown parameter number in dwParam */
3869 SetLastError(NTE_BAD_TYPE
);
3874 /******************************************************************************
3875 * CPDeriveKey (RSAENH.@)
3877 * Derives a key from a hash value.
3880 * hProv [I] Key container for which a key is to be generated.
3881 * Algid [I] Crypto algorithm identifier for the key to be generated.
3882 * hBaseData [I] Hash from whose value the key will be derived.
3883 * dwFlags [I] See Notes.
3884 * phKey [O] The generated key.
3892 * - CRYPT_EXPORTABLE: Key can be exported.
3893 * - CRYPT_NO_SALT: No salt is used for 40 bit keys.
3894 * - CRYPT_CREATE_SALT: Use remaining bits as salt value.
3896 BOOL WINAPI
RSAENH_CPDeriveKey(HCRYPTPROV hProv
, ALG_ID Algid
, HCRYPTHASH hBaseData
,
3897 DWORD dwFlags
, HCRYPTKEY
*phKey
)
3899 CRYPTKEY
*pCryptKey
, *pMasterKey
;
3900 CRYPTHASH
*pCryptHash
;
3901 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
*2];
3904 TRACE("(hProv=%08lx, Algid=%d, hBaseData=%08lx, dwFlags=%08x phKey=%p)\n", hProv
, Algid
,
3905 hBaseData
, dwFlags
, phKey
);
3907 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
3909 SetLastError(NTE_BAD_UID
);
3913 if (!lookup_handle(&handle_table
, hBaseData
, RSAENH_MAGIC_HASH
,
3914 (OBJECTHDR
**)&pCryptHash
))
3916 SetLastError(NTE_BAD_HASH
);
3922 SetLastError(ERROR_INVALID_PARAMETER
);
3926 switch (GET_ALG_CLASS(Algid
))
3928 case ALG_CLASS_DATA_ENCRYPT
:
3929 *phKey
= new_key(hProv
, Algid
, dwFlags
, &pCryptKey
);
3930 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3933 * We derive the key material from the hash.
3934 * If the hash value is not large enough for the claimed key, we have to construct
3935 * a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
3937 dwLen
= RSAENH_MAX_HASH_SIZE
;
3938 RSAENH_CPGetHashParam(pCryptHash
->hProv
, hBaseData
, HP_HASHVAL
, abHashValue
, &dwLen
, 0);
3940 if (dwLen
< pCryptKey
->dwKeyLen
) {
3941 BYTE pad1
[RSAENH_HMAC_DEF_PAD_LEN
], pad2
[RSAENH_HMAC_DEF_PAD_LEN
];
3942 BYTE old_hashval
[RSAENH_MAX_HASH_SIZE
];
3945 memcpy(old_hashval
, pCryptHash
->abHashValue
, RSAENH_MAX_HASH_SIZE
);
3947 for (i
=0; i
<RSAENH_HMAC_DEF_PAD_LEN
; i
++) {
3948 pad1
[i
] = RSAENH_HMAC_DEF_IPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3949 pad2
[i
] = RSAENH_HMAC_DEF_OPAD_CHAR
^ (i
<dwLen
? abHashValue
[i
] : 0);
3952 init_hash(pCryptHash
);
3953 update_hash(pCryptHash
, pad1
, RSAENH_HMAC_DEF_PAD_LEN
);
3954 finalize_hash(pCryptHash
);
3955 memcpy(abHashValue
, pCryptHash
->abHashValue
, pCryptHash
->dwHashSize
);
3957 init_hash(pCryptHash
);
3958 update_hash(pCryptHash
, pad2
, RSAENH_HMAC_DEF_PAD_LEN
);
3959 finalize_hash(pCryptHash
);
3960 memcpy(abHashValue
+pCryptHash
->dwHashSize
, pCryptHash
->abHashValue
,
3961 pCryptHash
->dwHashSize
);
3963 memcpy(pCryptHash
->abHashValue
, old_hashval
, RSAENH_MAX_HASH_SIZE
);
3966 memcpy(pCryptKey
->abKeyValue
, abHashValue
,
3967 RSAENH_MIN(pCryptKey
->dwKeyLen
, sizeof(pCryptKey
->abKeyValue
)));
3970 case ALG_CLASS_MSG_ENCRYPT
:
3971 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
3972 (OBJECTHDR
**)&pMasterKey
))
3974 SetLastError(NTE_FAIL
); /* FIXME error code */
3980 /* See RFC 2246, chapter 6.3 Key calculation */
3981 case CALG_SCHANNEL_ENC_KEY
:
3982 if (!pMasterKey
->siSChannelInfo
.saEncAlg
.Algid
||
3983 !pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
)
3985 SetLastError(NTE_BAD_FLAGS
);
3988 *phKey
= new_key(hProv
, pMasterKey
->siSChannelInfo
.saEncAlg
.Algid
,
3989 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
),
3991 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
3992 memcpy(pCryptKey
->abKeyValue
,
3993 pCryptHash
->abHashValue
+ (
3994 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
3995 ((dwFlags
& CRYPT_SERVER
) ?
3996 (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) : 0)),
3997 pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8);
3998 memcpy(pCryptKey
->abInitVector
,
3999 pCryptHash
->abHashValue
+ (
4000 2 * (pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8) +
4001 2 * (pMasterKey
->siSChannelInfo
.saEncAlg
.cBits
/ 8) +
4002 ((dwFlags
& CRYPT_SERVER
) ? pCryptKey
->dwBlockLen
: 0)),
4003 pCryptKey
->dwBlockLen
);
4006 case CALG_SCHANNEL_MAC_KEY
:
4007 *phKey
= new_key(hProv
, Algid
,
4008 MAKELONG(LOWORD(dwFlags
),pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
),
4010 if (*phKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
) return FALSE
;
4011 memcpy(pCryptKey
->abKeyValue
,
4012 pCryptHash
->abHashValue
+ ((dwFlags
& CRYPT_SERVER
) ?
4013 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8 : 0),
4014 pMasterKey
->siSChannelInfo
.saMACAlg
.cBits
/ 8);
4018 SetLastError(NTE_BAD_ALGID
);
4024 SetLastError(NTE_BAD_ALGID
);
4028 setup_key(pCryptKey
);
4032 /******************************************************************************
4033 * CPGetUserKey (RSAENH.@)
4035 * Returns a handle to the user's private key-exchange- or signature-key.
4038 * hProv [I] The key container from which a user key is requested.
4039 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
4040 * phUserKey [O] Handle to the requested key or INVALID_HANDLE_VALUE in case of failure.
4047 * A newly created key container does not contain private user key. Create them with CPGenKey.
4049 BOOL WINAPI
RSAENH_CPGetUserKey(HCRYPTPROV hProv
, DWORD dwKeySpec
, HCRYPTKEY
*phUserKey
)
4051 KEYCONTAINER
*pKeyContainer
;
4053 TRACE("(hProv=%08lx, dwKeySpec=%08x, phUserKey=%p)\n", hProv
, dwKeySpec
, phUserKey
);
4055 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
,
4056 (OBJECTHDR
**)&pKeyContainer
))
4058 /* MSDN: hProv not containing valid context handle */
4059 SetLastError(NTE_BAD_UID
);
4065 case AT_KEYEXCHANGE
:
4066 copy_handle(&handle_table
, pKeyContainer
->hKeyExchangeKeyPair
, RSAENH_MAGIC_KEY
,
4071 copy_handle(&handle_table
, pKeyContainer
->hSignatureKeyPair
, RSAENH_MAGIC_KEY
,
4076 *phUserKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
4079 if (*phUserKey
== (HCRYPTKEY
)INVALID_HANDLE_VALUE
)
4081 /* MSDN: dwKeySpec parameter specifies nonexistent key */
4082 SetLastError(NTE_NO_KEY
);
4089 /******************************************************************************
4090 * CPHashData (RSAENH.@)
4092 * Updates a hash object with the given data.
4095 * hProv [I] Key container to which the hash object belongs.
4096 * hHash [I] Hash object which is to be updated.
4097 * pbData [I] Pointer to data with which the hash object is to be updated.
4098 * dwDataLen [I] Length of the data.
4099 * dwFlags [I] Currently none defined.
4106 * The actual hash value is queried with CPGetHashParam, which will finalize
4107 * the hash. Updating a finalized hash will fail with a last error NTE_BAD_HASH_STATE.
4109 BOOL WINAPI
RSAENH_CPHashData(HCRYPTPROV hProv
, HCRYPTHASH hHash
, const BYTE
*pbData
,
4110 DWORD dwDataLen
, DWORD dwFlags
)
4112 CRYPTHASH
*pCryptHash
;
4114 TRACE("(hProv=%08lx, hHash=%08lx, pbData=%p, dwDataLen=%d, dwFlags=%08x)\n",
4115 hProv
, hHash
, pbData
, dwDataLen
, dwFlags
);
4119 SetLastError(NTE_BAD_FLAGS
);
4123 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
4124 (OBJECTHDR
**)&pCryptHash
))
4126 SetLastError(NTE_BAD_HASH
);
4130 if (!get_algid_info(hProv
, pCryptHash
->aiAlgid
) || pCryptHash
->aiAlgid
== CALG_SSL3_SHAMD5
)
4132 SetLastError(NTE_BAD_ALGID
);
4136 if (pCryptHash
->dwState
!= RSAENH_HASHSTATE_HASHING
)
4138 SetLastError(NTE_BAD_HASH_STATE
);
4142 update_hash(pCryptHash
, pbData
, dwDataLen
);
4146 /******************************************************************************
4147 * CPHashSessionKey (RSAENH.@)
4149 * Updates a hash object with the binary representation of a symmetric key.
4152 * hProv [I] Key container to which the hash object belongs.
4153 * hHash [I] Hash object which is to be updated.
4154 * hKey [I] The symmetric key, whose binary value will be added to the hash.
4155 * dwFlags [I] CRYPT_LITTLE_ENDIAN, if the binary key value shall be interpreted as little endian.
4161 BOOL WINAPI
RSAENH_CPHashSessionKey(HCRYPTPROV hProv
, HCRYPTHASH hHash
, HCRYPTKEY hKey
,
4164 BYTE abKeyValue
[RSAENH_MAX_KEY_SIZE
], bTemp
;
4168 TRACE("(hProv=%08lx, hHash=%08lx, hKey=%08lx, dwFlags=%08x)\n", hProv
, hHash
, hKey
, dwFlags
);
4170 if (!lookup_handle(&handle_table
, hKey
, RSAENH_MAGIC_KEY
, (OBJECTHDR
**)&pKey
) ||
4171 (GET_ALG_CLASS(pKey
->aiAlgid
) != ALG_CLASS_DATA_ENCRYPT
))
4173 SetLastError(NTE_BAD_KEY
);
4177 if (dwFlags
& ~CRYPT_LITTLE_ENDIAN
) {
4178 SetLastError(NTE_BAD_FLAGS
);
4182 memcpy(abKeyValue
, pKey
->abKeyValue
, pKey
->dwKeyLen
);
4183 if (!(dwFlags
& CRYPT_LITTLE_ENDIAN
)) {
4184 for (i
=0; i
<pKey
->dwKeyLen
/2; i
++) {
4185 bTemp
= abKeyValue
[i
];
4186 abKeyValue
[i
] = abKeyValue
[pKey
->dwKeyLen
-i
-1];
4187 abKeyValue
[pKey
->dwKeyLen
-i
-1] = bTemp
;
4191 return RSAENH_CPHashData(hProv
, hHash
, abKeyValue
, pKey
->dwKeyLen
, 0);
4194 /******************************************************************************
4195 * CPReleaseContext (RSAENH.@)
4197 * Release a key container.
4200 * hProv [I] Key container to be released.
4201 * dwFlags [I] Currently none defined.
4207 BOOL WINAPI
RSAENH_CPReleaseContext(HCRYPTPROV hProv
, DWORD dwFlags
)
4209 TRACE("(hProv=%08lx, dwFlags=%08x)\n", hProv
, dwFlags
);
4211 if (!release_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4213 /* MSDN: hProv not containing valid context handle */
4214 SetLastError(NTE_BAD_UID
);
4219 SetLastError(NTE_BAD_FLAGS
);
4226 /******************************************************************************
4227 * CPSetHashParam (RSAENH.@)
4229 * Set a parameter of a hash object
4232 * hProv [I] The key container to which the key belongs.
4233 * hHash [I] The hash object for which a parameter is to be set.
4234 * dwParam [I] Parameter type. See Notes.
4235 * pbData [I] Pointer to the parameter value.
4236 * dwFlags [I] Currently none defined.
4243 * Currently only the HP_HMAC_INFO dwParam type is defined.
4244 * The HMAC_INFO struct will be deep copied into the hash object.
4245 * See Internet RFC 2104 for details on the HMAC algorithm.
4247 BOOL WINAPI
RSAENH_CPSetHashParam(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwParam
,
4248 BYTE
*pbData
, DWORD dwFlags
)
4250 CRYPTHASH
*pCryptHash
;
4251 CRYPTKEY
*pCryptKey
;
4254 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n",
4255 hProv
, hHash
, dwParam
, pbData
, dwFlags
);
4257 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4259 SetLastError(NTE_BAD_UID
);
4264 SetLastError(NTE_BAD_FLAGS
);
4268 if (!lookup_handle(&handle_table
, hHash
, RSAENH_MAGIC_HASH
,
4269 (OBJECTHDR
**)&pCryptHash
))
4271 SetLastError(NTE_BAD_HASH
);
4277 free_hmac_info(pCryptHash
->pHMACInfo
);
4278 if (!copy_hmac_info(&pCryptHash
->pHMACInfo
, (PHMAC_INFO
)pbData
)) return FALSE
;
4280 if (!lookup_handle(&handle_table
, pCryptHash
->hKey
, RSAENH_MAGIC_KEY
,
4281 (OBJECTHDR
**)&pCryptKey
))
4283 SetLastError(NTE_FAIL
); /* FIXME: correct error code? */
4287 if (pCryptKey
->aiAlgid
== CALG_HMAC
&& !pCryptKey
->dwKeyLen
) {
4288 HCRYPTHASH hKeyHash
;
4291 if (!RSAENH_CPCreateHash(hProv
, ((PHMAC_INFO
)pbData
)->HashAlgid
, 0, 0,
4294 if (!RSAENH_CPHashData(hProv
, hKeyHash
, pCryptKey
->blobHmacKey
.pbData
,
4295 pCryptKey
->blobHmacKey
.cbData
, 0))
4297 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4300 keyLen
= sizeof(pCryptKey
->abKeyValue
);
4301 if (!RSAENH_CPGetHashParam(hProv
, hKeyHash
, HP_HASHVAL
, pCryptKey
->abKeyValue
,
4304 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4307 pCryptKey
->dwKeyLen
= keyLen
;
4308 RSAENH_CPDestroyHash(hProv
, hKeyHash
);
4310 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbInnerString
); i
++) {
4311 pCryptHash
->pHMACInfo
->pbInnerString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4313 for (i
=0; i
<RSAENH_MIN(pCryptKey
->dwKeyLen
,pCryptHash
->pHMACInfo
->cbOuterString
); i
++) {
4314 pCryptHash
->pHMACInfo
->pbOuterString
[i
] ^= pCryptKey
->abKeyValue
[i
];
4317 init_hash(pCryptHash
);
4321 memcpy(pCryptHash
->abHashValue
, pbData
, pCryptHash
->dwHashSize
);
4322 pCryptHash
->dwState
= RSAENH_HASHSTATE_FINISHED
;
4325 case HP_TLS1PRF_SEED
:
4326 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobSeed
, (PCRYPT_DATA_BLOB
)pbData
);
4328 case HP_TLS1PRF_LABEL
:
4329 return copy_data_blob(&pCryptHash
->tpPRFParams
.blobLabel
, (PCRYPT_DATA_BLOB
)pbData
);
4332 SetLastError(NTE_BAD_TYPE
);
4337 /******************************************************************************
4338 * CPSetProvParam (RSAENH.@)
4340 BOOL WINAPI
RSAENH_CPSetProvParam(HCRYPTPROV hProv
, DWORD dwParam
, BYTE
*pbData
, DWORD dwFlags
)
4342 KEYCONTAINER
*pKeyContainer
;
4345 TRACE("(hProv=%08lx, dwParam=%08x, pbData=%p, dwFlags=%08x)\n", hProv
, dwParam
, pbData
, dwFlags
);
4347 if (!lookup_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
, (OBJECTHDR
**)&pKeyContainer
))
4349 SetLastError(NTE_BAD_UID
);
4355 case PP_KEYSET_SEC_DESCR
:
4357 SECURITY_DESCRIPTOR
*sd
= (SECURITY_DESCRIPTOR
*)pbData
;
4358 DWORD err
, flags
= (pKeyContainer
->dwFlags
& CRYPT_MACHINE_KEYSET
);
4360 REGSAM access
= WRITE_DAC
| WRITE_OWNER
| ACCESS_SYSTEM_SECURITY
;
4361 PSID owner
= NULL
, group
= NULL
;
4362 PACL dacl
= NULL
, sacl
= NULL
;
4364 if (!open_container_key(pKeyContainer
->szName
, flags
, access
, &hKey
))
4366 SetLastError(NTE_BAD_KEYSET
);
4370 if ((dwFlags
& OWNER_SECURITY_INFORMATION
&& !GetSecurityDescriptorOwner(sd
, &owner
, &def
)) ||
4371 (dwFlags
& GROUP_SECURITY_INFORMATION
&& !GetSecurityDescriptorGroup(sd
, &group
, &def
)) ||
4372 (dwFlags
& DACL_SECURITY_INFORMATION
&& !GetSecurityDescriptorDacl(sd
, &present
, &dacl
, &def
)) ||
4373 (dwFlags
& SACL_SECURITY_INFORMATION
&& !GetSecurityDescriptorSacl(sd
, &present
, &sacl
, &def
)))
4379 err
= SetSecurityInfo(hKey
, SE_REGISTRY_KEY
, dwFlags
, owner
, group
, dacl
, sacl
);
4389 FIXME("unimplemented parameter %08x\n", dwParam
);
4394 /******************************************************************************
4395 * CPSignHash (RSAENH.@)
4397 * Sign a hash object
4400 * hProv [I] The key container, to which the hash object belongs.
4401 * hHash [I] The hash object to be signed.
4402 * dwKeySpec [I] AT_SIGNATURE or AT_KEYEXCHANGE: Key used to generate the signature.
4403 * sDescription [I] Should be NULL for security reasons.
4404 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4405 * pbSignature [O] Buffer, to which the signature will be stored. May be NULL to query SigLen.
4406 * pdwSigLen [I/O] Size of the buffer (in), Length of the signature (out)
4412 BOOL WINAPI
RSAENH_CPSignHash(HCRYPTPROV hProv
, HCRYPTHASH hHash
, DWORD dwKeySpec
,
4413 LPCWSTR sDescription
, DWORD dwFlags
, BYTE
*pbSignature
,
4416 HCRYPTKEY hCryptKey
= (HCRYPTKEY
)INVALID_HANDLE_VALUE
;
4417 CRYPTKEY
*pCryptKey
;
4419 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4423 TRACE("(hProv=%08lx, hHash=%08lx, dwKeySpec=%08x, sDescription=%s, dwFlags=%08x, "
4424 "pbSignature=%p, pdwSigLen=%p)\n", hProv
, hHash
, dwKeySpec
, debugstr_w(sDescription
),
4425 dwFlags
, pbSignature
, pdwSigLen
);
4427 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4428 SetLastError(NTE_BAD_FLAGS
);
4432 if (!RSAENH_CPGetUserKey(hProv
, dwKeySpec
, &hCryptKey
)) return FALSE
;
4434 if (!lookup_handle(&handle_table
, hCryptKey
, RSAENH_MAGIC_KEY
,
4435 (OBJECTHDR
**)&pCryptKey
))
4437 SetLastError(NTE_NO_KEY
);
4442 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4446 if (pCryptKey
->dwKeyLen
> *pdwSigLen
)
4448 SetLastError(ERROR_MORE_DATA
);
4449 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4452 *pdwSigLen
= pCryptKey
->dwKeyLen
;
4455 if (!RSAENH_CPHashData(hProv
, hHash
, (const BYTE
*)sDescription
,
4456 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4462 dwHashLen
= sizeof(DWORD
);
4463 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) goto out
;
4465 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4466 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) goto out
;
4469 if (!build_hash_signature(pbSignature
, *pdwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
)) {
4473 ret
= encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PRIVATE
, &pCryptKey
->context
, pbSignature
, pbSignature
, RSAENH_ENCRYPT
);
4475 RSAENH_CPDestroyKey(hProv
, hCryptKey
);
4479 /******************************************************************************
4480 * CPVerifySignature (RSAENH.@)
4482 * Verify the signature of a hash object.
4485 * hProv [I] The key container, to which the hash belongs.
4486 * hHash [I] The hash for which the signature is verified.
4487 * pbSignature [I] The binary signature.
4488 * dwSigLen [I] Length of the signature BLOB.
4489 * hPubKey [I] Public key used to verify the signature.
4490 * sDescription [I] Should be NULL for security reasons.
4491 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
4494 * Success: TRUE (Signature is valid)
4495 * Failure: FALSE (GetLastError() == NTE_BAD_SIGNATURE, if signature is invalid)
4497 BOOL WINAPI
RSAENH_CPVerifySignature(HCRYPTPROV hProv
, HCRYPTHASH hHash
, const BYTE
*pbSignature
,
4498 DWORD dwSigLen
, HCRYPTKEY hPubKey
, LPCWSTR sDescription
,
4501 BYTE
*pbConstructed
= NULL
, *pbDecrypted
= NULL
;
4502 CRYPTKEY
*pCryptKey
;
4505 BYTE abHashValue
[RSAENH_MAX_HASH_SIZE
];
4508 TRACE("(hProv=%08lx, hHash=%08lx, pbSignature=%p, dwSigLen=%d, hPubKey=%08lx, sDescription=%s, "
4509 "dwFlags=%08x)\n", hProv
, hHash
, pbSignature
, dwSigLen
, hPubKey
, debugstr_w(sDescription
),
4512 if (dwFlags
& ~(CRYPT_NOHASHOID
|CRYPT_X931_FORMAT
)) {
4513 SetLastError(NTE_BAD_FLAGS
);
4517 if (!is_valid_handle(&handle_table
, hProv
, RSAENH_MAGIC_CONTAINER
))
4519 SetLastError(NTE_BAD_UID
);
4523 if (!lookup_handle(&handle_table
, hPubKey
, RSAENH_MAGIC_KEY
,
4524 (OBJECTHDR
**)&pCryptKey
))
4526 SetLastError(NTE_BAD_KEY
);
4530 /* in Microsoft implementation, the signature length is checked before
4531 * the signature pointer.
4533 if (dwSigLen
!= pCryptKey
->dwKeyLen
)
4535 SetLastError(NTE_BAD_SIGNATURE
);
4539 if (!hHash
|| !pbSignature
)
4541 SetLastError(ERROR_INVALID_PARAMETER
);
4546 if (!RSAENH_CPHashData(hProv
, hHash
, (const BYTE
*)sDescription
,
4547 (DWORD
)lstrlenW(sDescription
)*sizeof(WCHAR
), 0))
4553 dwHashLen
= sizeof(DWORD
);
4554 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_ALGID
, (BYTE
*)&aiAlgid
, &dwHashLen
, 0)) return FALSE
;
4556 dwHashLen
= RSAENH_MAX_HASH_SIZE
;
4557 if (!RSAENH_CPGetHashParam(hProv
, hHash
, HP_HASHVAL
, abHashValue
, &dwHashLen
, 0)) return FALSE
;
4559 pbConstructed
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4560 if (!pbConstructed
) {
4561 SetLastError(NTE_NO_MEMORY
);
4565 pbDecrypted
= HeapAlloc(GetProcessHeap(), 0, dwSigLen
);
4567 SetLastError(NTE_NO_MEMORY
);
4571 if (!encrypt_block_impl(pCryptKey
->aiAlgid
, PK_PUBLIC
, &pCryptKey
->context
, pbSignature
, pbDecrypted
,
4577 if (build_hash_signature(pbConstructed
, dwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
) &&
4578 !memcmp(pbDecrypted
, pbConstructed
, dwSigLen
)) {
4583 if (!(dwFlags
& CRYPT_NOHASHOID
) &&
4584 build_hash_signature(pbConstructed
, dwSigLen
, aiAlgid
, abHashValue
, dwHashLen
, dwFlags
|CRYPT_NOHASHOID
) &&
4585 !memcmp(pbDecrypted
, pbConstructed
, dwSigLen
)) {
4590 SetLastError(NTE_BAD_SIGNATURE
);
4593 HeapFree(GetProcessHeap(), 0, pbConstructed
);
4594 HeapFree(GetProcessHeap(), 0, pbDecrypted
);
4598 /******************************************************************************
4599 * DllRegisterServer (RSAENH.@)
4601 HRESULT WINAPI
DllRegisterServer(void)
4603 return __wine_register_resources( instance
);
4606 /******************************************************************************
4607 * DllUnregisterServer (RSAENH.@)
4609 HRESULT WINAPI
DllUnregisterServer(void)
4611 return __wine_unregister_resources( instance
);