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
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 #include "wine/port.h"
26 #include "wine/library.h"
27 #include "wine/debug.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(crypt);
43 /******************************************************************************
44 * CRYPTHASH - hash objects
46 #define RSAENH_MAGIC_HASH 0x85938417u
47 #define RSAENH_MAX_HASH_SIZE 104
48 #define RSAENH_HASHSTATE_IDLE 0
49 #define RSAENH_HASHSTATE_HASHING 1
50 #define RSAENH_HASHSTATE_FINISHED 2
51 typedef struct _RSAENH_TLS1PRF_PARAMS
53 CRYPT_DATA_BLOB blobLabel;
54 CRYPT_DATA_BLOB blobSeed;
55 } RSAENH_TLS1PRF_PARAMS;
57 typedef struct tagCRYPTHASH
66 BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
68 RSAENH_TLS1PRF_PARAMS tpPRFParams;
71 /******************************************************************************
72 * CRYPTKEY - key objects
74 #define RSAENH_MAGIC_KEY 0x73620457u
75 #define RSAENH_MAX_KEY_SIZE 48
76 #define RSAENH_MAX_BLOCK_SIZE 24
77 #define RSAENH_KEYSTATE_IDLE 0
78 #define RSAENH_KEYSTATE_ENCRYPTING 1
79 #define RSAENH_KEYSTATE_DECRYPTING 2
80 #define RSAENH_KEYSTATE_MASTERKEY 3
81 typedef struct _RSAENH_SCHANNEL_INFO
83 SCHANNEL_ALG saEncAlg;
84 SCHANNEL_ALG saMACAlg;
85 CRYPT_DATA_BLOB blobClientRandom;
86 CRYPT_DATA_BLOB blobServerRandom;
87 } RSAENH_SCHANNEL_INFO;
89 typedef struct tagCRYPTKEY
102 BYTE abKeyValue[RSAENH_MAX_KEY_SIZE];
103 BYTE abInitVector[RSAENH_MAX_BLOCK_SIZE];
104 BYTE abChainVector[RSAENH_MAX_BLOCK_SIZE];
105 RSAENH_SCHANNEL_INFO siSChannelInfo;
108 /******************************************************************************
109 * KEYCONTAINER - key containers
111 #define RSAENH_PERSONALITY_BASE 0u
112 #define RSAENH_PERSONALITY_STRONG 1u
113 #define RSAENH_PERSONALITY_ENHANCED 2u
114 #define RSAENH_PERSONALITY_SCHANNEL 3u
116 #define RSAENH_MAGIC_CONTAINER 0x26384993u
117 typedef struct tagKEYCONTAINER
123 DWORD dwEnumContainersCtr;
124 CHAR szName[MAX_PATH];
125 CHAR szProvName[MAX_PATH];
126 HCRYPTKEY hKeyExchangeKeyPair;
127 HCRYPTKEY hSignatureKeyPair;
130 /******************************************************************************
131 * Some magic constants
133 #define RSAENH_ENCRYPT 1
134 #define RSAENH_DECRYPT 0
135 #define RSAENH_HMAC_DEF_IPAD_CHAR 0x36
136 #define RSAENH_HMAC_DEF_OPAD_CHAR 0x5c
137 #define RSAENH_HMAC_DEF_PAD_LEN 64
138 #define RSAENH_DES_EFFECTIVE_KEYLEN 56
139 #define RSAENH_DES_STORAGE_KEYLEN 64
140 #define RSAENH_3DES112_EFFECTIVE_KEYLEN 112
141 #define RSAENH_3DES112_STORAGE_KEYLEN 128
142 #define RSAENH_3DES_EFFECTIVE_KEYLEN 168
143 #define RSAENH_3DES_STORAGE_KEYLEN 192
144 #define RSAENH_MAGIC_RSA2 0x32415352
145 #define RSAENH_MAGIC_RSA1 0x31415352
146 #define RSAENH_PKC_BLOCKTYPE 0x02
147 #define RSAENH_SSL3_VERSION_MAJOR 3
148 #define RSAENH_SSL3_VERSION_MINOR 0
149 #define RSAENH_TLS1_VERSION_MAJOR 3
150 #define RSAENH_TLS1_VERSION_MINOR 1
151 #define RSAENH_REGKEY "Software\\Wine\\Crypto\\RSA\\%s"
153 #define RSAENH_MIN(a,b) ((a)<(b)?(a):(b))
154 /******************************************************************************
155 * aProvEnumAlgsEx - Defines the capabilities of the CSP personalities.
157 #define RSAENH_MAX_ENUMALGS 20
158 #define RSAENH_PCT1_SSL2_SSL3_TLS1 (CRYPT_FLAG_PCT1|CRYPT_FLAG_SSL2|CRYPT_FLAG_SSL3|CRYPT_FLAG_TLS1)
159 PROV_ENUMALGS_EX aProvEnumAlgsEx[4][RSAENH_MAX_ENUMALGS+1] =
162 {CALG_RC2, 40, 40, 56,0, 4,"RC2", 24,"RSA Data Security's RC2"},
163 {CALG_RC4, 40, 40, 56,0, 4,"RC4", 24,"RSA Data Security's RC4"},
164 {CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
165 {CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
166 {CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
167 {CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
168 {CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
169 {CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
170 {CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
171 {CALG_RSA_SIGN, 512,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
172 {CALG_RSA_KEYX, 512,384, 1024,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
173 {CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
174 {0, 0, 0, 0,0, 1,"", 1,""}
177 {CALG_RC2, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
178 {CALG_RC4, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
179 {CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
180 {CALG_3DES_112, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
181 {CALG_3DES, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
182 {CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
183 {CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
184 {CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
185 {CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
186 {CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
187 {CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
188 {CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
189 {CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
190 {CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
191 {0, 0, 0, 0,0, 1,"", 1,""}
194 {CALG_RC2, 128, 40, 128,0, 4,"RC2", 24,"RSA Data Security's RC2"},
195 {CALG_RC4, 128, 40, 128,0, 4,"RC4", 24,"RSA Data Security's RC4"},
196 {CALG_DES, 56, 56, 56,0, 4,"DES", 31,"Data Encryption Standard (DES)"},
197 {CALG_3DES_112, 112,112, 112,0, 13,"3DES TWO KEY",19,"Two Key Triple DES"},
198 {CALG_3DES, 168,168, 168,0, 5,"3DES", 21,"Three Key Triple DES"},
199 {CALG_SHA, 160,160, 160,CRYPT_FLAG_SIGNING, 6,"SHA-1", 30,"Secure Hash Algorithm (SHA-1)"},
200 {CALG_MD2, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD2", 23,"Message Digest 2 (MD2)"},
201 {CALG_MD4, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD4", 23,"Message Digest 4 (MD4)"},
202 {CALG_MD5, 128,128, 128,CRYPT_FLAG_SIGNING, 4,"MD5", 23,"Message Digest 5 (MD5)"},
203 {CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
204 {CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
205 {CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_SIGN",14,"RSA Signature"},
206 {CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|CRYPT_FLAG_IPSEC,9,"RSA_KEYX",17,"RSA Key Exchange"},
207 {CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
208 {0, 0, 0, 0,0, 1,"", 1,""}
211 {CALG_RC2, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"RC2", 24,"RSA Data Security's RC2"},
212 {CALG_RC4, 128, 40, 128,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"RC4", 24,"RSA Data Security's RC4"},
213 {CALG_DES, 56, 56, 56,RSAENH_PCT1_SSL2_SSL3_TLS1, 4,"DES", 31,"Data Encryption Standard (DES)"},
214 {CALG_3DES_112, 112,112, 112,RSAENH_PCT1_SSL2_SSL3_TLS1,13,"3DES TWO KEY",19,"Two Key Triple DES"},
215 {CALG_3DES, 168,168, 168,RSAENH_PCT1_SSL2_SSL3_TLS1, 5,"3DES", 21,"Three Key Triple DES"},
216 {CALG_SHA,160,160,160,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,6,"SHA-1",30,"Secure Hash Algorithm (SHA-1)"},
217 {CALG_MD5,128,128,128,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,4,"MD5",23,"Message Digest 5 (MD5)"},
218 {CALG_SSL3_SHAMD5,288,288,288,0, 12,"SSL3 SHAMD5",12,"SSL3 SHAMD5"},
219 {CALG_MAC, 0, 0, 0,0, 4,"MAC", 28,"Message Authentication Code"},
220 {CALG_RSA_SIGN,1024,384,16384,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,9,"RSA_SIGN",14,"RSA Signature"},
221 {CALG_RSA_KEYX,1024,384,16384,CRYPT_FLAG_SIGNING|RSAENH_PCT1_SSL2_SSL3_TLS1,9,"RSA_KEYX",17,"RSA Key Exchange"},
222 {CALG_HMAC, 0, 0, 0,0, 5,"HMAC", 18,"Hugo's MAC (HMAC)"},
223 {CALG_PCT1_MASTER,128,128,128,CRYPT_FLAG_PCT1, 12,"PCT1 MASTER",12,"PCT1 Master"},
224 {CALG_SSL2_MASTER,40,40, 192,CRYPT_FLAG_SSL2, 12,"SSL2 MASTER",12,"SSL2 Master"},
225 {CALG_SSL3_MASTER,384,384,384,CRYPT_FLAG_SSL3, 12,"SSL3 MASTER",12,"SSL3 Master"},
226 {CALG_TLS1_MASTER,384,384,384,CRYPT_FLAG_TLS1, 12,"TLS1 MASTER",12,"TLS1 Master"},
227 {CALG_SCHANNEL_MASTER_HASH,0,0,-1,0, 16,"SCH MASTER HASH",21,"SChannel Master Hash"},
228 {CALG_SCHANNEL_MAC_KEY,0,0,-1,0, 12,"SCH MAC KEY",17,"SChannel MAC Key"},
229 {CALG_SCHANNEL_ENC_KEY,0,0,-1,0, 12,"SCH ENC KEY",24,"SChannel Encryption Key"},
230 {CALG_TLS1PRF, 0, 0, -1,0, 9,"TLS1 PRF", 28,"TLS1 Pseudo Random Function"},
231 {0, 0, 0, 0,0, 1,"", 1,""}
235 /******************************************************************************
236 * API forward declarations
239 RSAENH_CPGetKeyParam(
270 RSAENH_CPSetHashParam(
274 BYTE *pbData, DWORD dwFlags
278 RSAENH_CPGetHashParam(
288 RSAENH_CPDestroyHash(
323 /******************************************************************************
324 * CSP's handle table (used by all acquired key containers)
326 static HANDLETABLE handle_table;
328 /******************************************************************************
331 * Initializes and destroys the handle table for the CSP's handles.
333 int WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, PVOID pvReserved)
337 case DLL_PROCESS_ATTACH:
338 DisableThreadLibraryCalls(hInstance);
339 init_handle_table(&handle_table);
342 case DLL_PROCESS_DETACH:
343 destroy_handle_table(&handle_table);
349 /******************************************************************************
350 * copy_param [Internal]
352 * Helper function that supports the standard WINAPI protocol for querying data
356 * pbBuffer [O] Buffer where the queried parameter is copied to, if it is large enough.
357 * May be NUL if the required buffer size is to be queried only.
358 * pdwBufferSize [I/O] In: Size of the buffer at pbBuffer
359 * Out: Size of parameter pbParam
360 * pbParam [I] Parameter value.
361 * dwParamSize [I] Size of pbParam
364 * Success: TRUE (pbParam was copied into pbBuffer or pbBuffer is NULL)
365 * Failure: FALSE (pbBuffer is not large enough to hold pbParam). Last error: ERROR_MORE_DATA
367 static inline BOOL copy_param(
368 BYTE *pbBuffer, DWORD *pdwBufferSize, CONST BYTE *pbParam, DWORD dwParamSize)
372 if (dwParamSize > *pdwBufferSize)
374 SetLastError(ERROR_MORE_DATA);
375 *pdwBufferSize = dwParamSize;
378 memcpy(pbBuffer, pbParam, dwParamSize);
380 *pdwBufferSize = dwParamSize;
384 /******************************************************************************
385 * get_algid_info [Internal]
387 * Query CSP capabilities for a given crypto algorithm.
390 * hProv [I] Handle to a key container of the CSP whose capabilities are to be queried.
391 * algid [I] Identifier of the crypto algorithm about which information is requested.
394 * Success: Pointer to a PROV_ENUMALGS_EX struct containing information about the crypto algorithm.
395 * Failure: NULL (algid not supported)
397 static inline const PROV_ENUMALGS_EX* get_algid_info(HCRYPTPROV hProv, ALG_ID algid) {
398 PROV_ENUMALGS_EX *iterator;
399 KEYCONTAINER *pKeyContainer;
401 if (!lookup_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER, (OBJECTHDR**)&pKeyContainer)) {
402 SetLastError(NTE_BAD_UID);
406 for (iterator = aProvEnumAlgsEx[pKeyContainer->dwPersonality]; iterator->aiAlgid; iterator++) {
407 if (iterator->aiAlgid == algid) return iterator;
410 SetLastError(NTE_BAD_ALGID);
414 /******************************************************************************
415 * copy_data_blob [Internal]
417 * deeply copies a DATA_BLOB
420 * dst [O] That's where the blob will be copied to
421 * src [I] Source blob
425 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY
428 * Use free_data_blob to release resources occupied by copy_data_blob.
430 static inline BOOL copy_data_blob(PCRYPT_DATA_BLOB dst, CONST PCRYPT_DATA_BLOB src) {
431 dst->pbData = HeapAlloc(GetProcessHeap(), 0, src->cbData);
433 SetLastError(NTE_NO_MEMORY);
436 dst->cbData = src->cbData;
437 memcpy(dst->pbData, src->pbData, src->cbData);
441 /******************************************************************************
442 * concat_data_blobs [Internal]
444 * Concatenates two blobs
447 * dst [O] The new blob will be copied here
448 * src1 [I] Prefix blob
449 * src2 [I] Appendix blob
453 * Failure: FALSE (GetLastError() == NTE_NO_MEMORY)
456 * Release resources occupied by concat_data_blobs with free_data_blobs
458 static inline BOOL concat_data_blobs(PCRYPT_DATA_BLOB dst, CONST PCRYPT_DATA_BLOB src1,
459 CONST PCRYPT_DATA_BLOB src2)
461 dst->cbData = src1->cbData + src2->cbData;
462 dst->pbData = HeapAlloc(GetProcessHeap(), 0, dst->cbData);
464 SetLastError(NTE_NO_MEMORY);
467 memcpy(dst->pbData, src1->pbData, src1->cbData);
468 memcpy(dst->pbData + src1->cbData, src2->pbData, src2->cbData);
472 /******************************************************************************
473 * free_data_blob [Internal]
475 * releases resource occupied by a dynamically allocated CRYPT_DATA_BLOB
478 * pBlob [I] Heap space occupied by pBlob->pbData is released
480 static inline void free_data_blob(PCRYPT_DATA_BLOB pBlob) {
481 HeapFree(GetProcessHeap(), 0, pBlob->pbData);
484 /******************************************************************************
485 * init_data_blob [Internal]
487 static inline void init_data_blob(PCRYPT_DATA_BLOB pBlob) {
488 pBlob->pbData = NULL;
492 /******************************************************************************
493 * free_hmac_info [Internal]
495 * Deeply free an HMAC_INFO struct.
498 * hmac_info [I] Pointer to the HMAC_INFO struct to be freed.
501 * See Internet RFC 2104 for details on the HMAC algorithm.
503 static inline void free_hmac_info(PHMAC_INFO hmac_info) {
504 if (!hmac_info) return;
505 HeapFree(GetProcessHeap(), 0, hmac_info->pbInnerString);
506 HeapFree(GetProcessHeap(), 0, hmac_info->pbOuterString);
507 HeapFree(GetProcessHeap(), 0, hmac_info);
510 /******************************************************************************
511 * copy_hmac_info [Internal]
513 * Deeply copy an HMAC_INFO struct
516 * dst [O] Pointer to a location where the pointer to the HMAC_INFO copy will be stored.
517 * src [I] Pointer to the HMAC_INFO struct to be copied.
524 * See Internet RFC 2104 for details on the HMAC algorithm.
526 static BOOL copy_hmac_info(PHMAC_INFO *dst, PHMAC_INFO src) {
527 if (!src) return FALSE;
528 *dst = HeapAlloc(GetProcessHeap(), 0, sizeof(HMAC_INFO));
529 if (!*dst) return FALSE;
530 memcpy(*dst, src, sizeof(HMAC_INFO));
531 (*dst)->pbInnerString = NULL;
532 (*dst)->pbOuterString = NULL;
533 if ((*dst)->cbInnerString == 0) (*dst)->cbInnerString = RSAENH_HMAC_DEF_PAD_LEN;
534 (*dst)->pbInnerString = HeapAlloc(GetProcessHeap(), 0, (*dst)->cbInnerString);
535 if (!(*dst)->pbInnerString) {
536 free_hmac_info(*dst);
539 if (src->cbInnerString)
540 memcpy((*dst)->pbInnerString, src->pbInnerString, src->cbInnerString);
542 memset((*dst)->pbInnerString, RSAENH_HMAC_DEF_IPAD_CHAR, RSAENH_HMAC_DEF_PAD_LEN);
543 if ((*dst)->cbOuterString == 0) (*dst)->cbOuterString = RSAENH_HMAC_DEF_PAD_LEN;
544 (*dst)->pbOuterString = HeapAlloc(GetProcessHeap(), 0, (*dst)->cbOuterString);
545 if (!(*dst)->pbOuterString) {
546 free_hmac_info(*dst);
549 if (src->cbOuterString)
550 memcpy((*dst)->pbOuterString, src->pbOuterString, src->cbOuterString);
552 memset((*dst)->pbOuterString, RSAENH_HMAC_DEF_OPAD_CHAR, RSAENH_HMAC_DEF_PAD_LEN);
556 /******************************************************************************
557 * destroy_hash [Internal]
559 * Destructor for hash objects
562 * pCryptHash [I] Pointer to the hash object to be destroyed.
563 * Will be invalid after function returns!
565 static void destroy_hash(OBJECTHDR *pObject)
567 CRYPTHASH *pCryptHash = (CRYPTHASH*)pObject;
569 free_hmac_info(pCryptHash->pHMACInfo);
570 free_data_blob(&pCryptHash->tpPRFParams.blobLabel);
571 free_data_blob(&pCryptHash->tpPRFParams.blobSeed);
572 HeapFree(GetProcessHeap(), 0, pCryptHash);
575 /******************************************************************************
576 * init_hash [Internal]
578 * Initialize (or reset) a hash object
581 * pCryptHash [I] The hash object to be initialized.
583 static inline BOOL init_hash(CRYPTHASH *pCryptHash) {
586 switch (pCryptHash->aiAlgid)
589 if (pCryptHash->pHMACInfo) {
590 const PROV_ENUMALGS_EX *pAlgInfo;
592 pAlgInfo = get_algid_info(pCryptHash->hProv, pCryptHash->pHMACInfo->HashAlgid);
593 if (!pAlgInfo) return FALSE;
594 pCryptHash->dwHashSize = pAlgInfo->dwDefaultLen >> 3;
595 init_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context);
596 update_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
597 pCryptHash->pHMACInfo->pbInnerString,
598 pCryptHash->pHMACInfo->cbInnerString);
603 dwLen = sizeof(DWORD);
604 RSAENH_CPGetKeyParam(pCryptHash->hProv, pCryptHash->hKey, KP_BLOCKLEN,
605 (BYTE*)&pCryptHash->dwHashSize, &dwLen, 0);
606 pCryptHash->dwHashSize >>= 3;
610 return init_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context);
614 /******************************************************************************
615 * update_hash [Internal]
617 * Hashes the given data and updates the hash object's state accordingly
620 * pCryptHash [I] Hash object to be updated.
621 * pbData [I] Pointer to data stream to be hashed.
622 * dwDataLen [I] Length of data stream.
624 static inline void update_hash(CRYPTHASH *pCryptHash, CONST BYTE *pbData, DWORD dwDataLen) {
627 switch (pCryptHash->aiAlgid)
630 if (pCryptHash->pHMACInfo)
631 update_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
636 pbTemp = HeapAlloc(GetProcessHeap(), 0, dwDataLen);
638 memcpy(pbTemp, pbData, dwDataLen);
639 RSAENH_CPEncrypt(pCryptHash->hProv, pCryptHash->hKey, (HCRYPTHASH)NULL, FALSE, 0,
640 pbTemp, &dwDataLen, dwDataLen);
641 HeapFree(GetProcessHeap(), 0, pbTemp);
645 update_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context, pbData, dwDataLen);
649 /******************************************************************************
650 * finalize_hash [Internal]
652 * Finalizes the hash, after all data has been hashed with update_hash.
653 * No additional data can be hashed afterwards until the hash gets initialized again.
656 * pCryptHash [I] Hash object to be finalized.
658 static inline void finalize_hash(CRYPTHASH *pCryptHash) {
661 switch (pCryptHash->aiAlgid)
664 if (pCryptHash->pHMACInfo) {
665 BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
667 finalize_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
668 pCryptHash->abHashValue);
669 memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
670 init_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context);
671 update_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
672 pCryptHash->pHMACInfo->pbOuterString,
673 pCryptHash->pHMACInfo->cbOuterString);
674 update_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
675 abHashValue, pCryptHash->dwHashSize);
676 finalize_hash_impl(pCryptHash->pHMACInfo->HashAlgid, &pCryptHash->context,
677 pCryptHash->abHashValue);
683 RSAENH_CPEncrypt(pCryptHash->hProv, pCryptHash->hKey, (HCRYPTHASH)NULL, TRUE, 0,
684 pCryptHash->abHashValue, &dwDataLen, pCryptHash->dwHashSize);
688 finalize_hash_impl(pCryptHash->aiAlgid, &pCryptHash->context, pCryptHash->abHashValue);
692 /******************************************************************************
693 * destroy_key [Internal]
695 * Destructor for key objects
698 * pCryptKey [I] Pointer to the key object to be destroyed.
699 * Will be invalid after function returns!
701 static void destroy_key(OBJECTHDR *pObject)
703 CRYPTKEY *pCryptKey = (CRYPTKEY*)pObject;
705 free_key_impl(pCryptKey->aiAlgid, &pCryptKey->context);
706 free_data_blob(&pCryptKey->siSChannelInfo.blobClientRandom);
707 free_data_blob(&pCryptKey->siSChannelInfo.blobServerRandom);
708 HeapFree(GetProcessHeap(), 0, pCryptKey);
711 /******************************************************************************
712 * setup_key [Internal]
714 * Initialize (or reset) a key object
717 * pCryptKey [I] The key object to be initialized.
719 static inline void setup_key(CRYPTKEY *pCryptKey) {
720 pCryptKey->dwState = RSAENH_KEYSTATE_IDLE;
721 memcpy(pCryptKey->abChainVector, pCryptKey->abInitVector, sizeof(pCryptKey->abChainVector));
722 setup_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen,
723 pCryptKey->dwSaltLen, pCryptKey->abKeyValue);
726 /******************************************************************************
729 * Creates a new key object without assigning the actual binary key value.
730 * This is done by CPDeriveKey, CPGenKey or CPImportKey, which call this function.
733 * hProv [I] Handle to the provider to which the created key will belong.
734 * aiAlgid [I] The new key shall use the crypto algorithm idenfied by aiAlgid.
735 * dwFlags [I] Upper 16 bits give the key length.
736 * Lower 16 bits: CRYPT_CREATE_SALT, CRYPT_NO_SALT
737 * ppCryptKey [O] Pointer to the created key
740 * Success: Handle to the created key.
741 * Failure: INVALID_HANDLE_VALUE
743 static HCRYPTKEY new_key(HCRYPTPROV hProv, ALG_ID aiAlgid, DWORD dwFlags, CRYPTKEY **ppCryptKey)
747 DWORD dwKeyLen = HIWORD(dwFlags);
748 const PROV_ENUMALGS_EX *peaAlgidInfo;
753 * Retrieve the CSP's capabilities for the given ALG_ID value
755 peaAlgidInfo = get_algid_info(hProv, aiAlgid);
756 if (!peaAlgidInfo) return (HCRYPTKEY)INVALID_HANDLE_VALUE;
759 * Assume the default key length, if none is specified explicitly
761 if (dwKeyLen == 0) dwKeyLen = peaAlgidInfo->dwDefaultLen;
764 * Check if the requested key length is supported by the current CSP.
765 * Adjust key length's for DES algorithms.
769 if (dwKeyLen == RSAENH_DES_EFFECTIVE_KEYLEN) {
770 dwKeyLen = RSAENH_DES_STORAGE_KEYLEN;
772 if (dwKeyLen != RSAENH_DES_STORAGE_KEYLEN) {
773 SetLastError(NTE_BAD_FLAGS);
774 return (HCRYPTKEY)INVALID_HANDLE_VALUE;
779 if (dwKeyLen == RSAENH_3DES112_EFFECTIVE_KEYLEN) {
780 dwKeyLen = RSAENH_3DES112_STORAGE_KEYLEN;
782 if (dwKeyLen != RSAENH_3DES112_STORAGE_KEYLEN) {
783 SetLastError(NTE_BAD_FLAGS);
784 return (HCRYPTKEY)INVALID_HANDLE_VALUE;
789 if (dwKeyLen == RSAENH_3DES_EFFECTIVE_KEYLEN) {
790 dwKeyLen = RSAENH_3DES_STORAGE_KEYLEN;
792 if (dwKeyLen != RSAENH_3DES_STORAGE_KEYLEN) {
793 SetLastError(NTE_BAD_FLAGS);
794 return (HCRYPTKEY)INVALID_HANDLE_VALUE;
800 dwKeyLen > peaAlgidInfo->dwMaxLen ||
801 dwKeyLen < peaAlgidInfo->dwMinLen)
803 SetLastError(NTE_BAD_FLAGS);
804 return (HCRYPTKEY)INVALID_HANDLE_VALUE;
808 hCryptKey = (HCRYPTKEY)new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY,
809 destroy_key, (OBJECTHDR**)&pCryptKey);
810 if (hCryptKey != (HCRYPTKEY)INVALID_HANDLE_VALUE)
812 pCryptKey->aiAlgid = aiAlgid;
813 pCryptKey->hProv = hProv;
814 pCryptKey->dwModeBits = 0;
815 pCryptKey->dwPermissions = CRYPT_ENCRYPT | CRYPT_DECRYPT | CRYPT_READ | CRYPT_WRITE |
817 pCryptKey->dwKeyLen = dwKeyLen >> 3;
818 if ((dwFlags & CRYPT_CREATE_SALT) || (dwKeyLen == 40 && !(dwFlags & CRYPT_NO_SALT)))
819 pCryptKey->dwSaltLen = 16 /*FIXME*/ - pCryptKey->dwKeyLen;
821 pCryptKey->dwSaltLen = 0;
822 memset(pCryptKey->abKeyValue, 0, sizeof(pCryptKey->abKeyValue));
823 memset(pCryptKey->abInitVector, 0, sizeof(pCryptKey->abInitVector));
824 init_data_blob(&pCryptKey->siSChannelInfo.blobClientRandom);
825 init_data_blob(&pCryptKey->siSChannelInfo.blobServerRandom);
829 case CALG_PCT1_MASTER:
830 case CALG_SSL2_MASTER:
831 case CALG_SSL3_MASTER:
832 case CALG_TLS1_MASTER:
834 pCryptKey->dwBlockLen = 0;
835 pCryptKey->dwMode = 0;
842 pCryptKey->dwBlockLen = 8;
843 pCryptKey->dwMode = CRYPT_MODE_CBC;
848 pCryptKey->dwBlockLen = dwKeyLen >> 3;
849 pCryptKey->dwMode = 0;
853 *ppCryptKey = pCryptKey;
859 /******************************************************************************
860 * destroy_key_container [Internal]
862 * Destructor for key containers.
865 * pObjectHdr [I] Pointer to the key container to be destroyed.
867 static void destroy_key_container(OBJECTHDR *pObjectHdr)
869 KEYCONTAINER *pKeyContainer = (KEYCONTAINER*)pObjectHdr;
870 DATA_BLOB blobIn, blobOut;
872 CHAR szRSABase[MAX_PATH];
877 if (!(pKeyContainer->dwFlags & CRYPT_VERIFYCONTEXT)) {
878 /* On WinXP, persistent keys are stored in a file located at:
879 * $AppData$\\Microsoft\\Crypto\\RSA\\$SID$\\some_hex_string
881 sprintf(szRSABase, RSAENH_REGKEY, pKeyContainer->szName);
883 if (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET) {
884 hRootKey = HKEY_LOCAL_MACHINE;
886 hRootKey = HKEY_CURRENT_USER;
889 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
890 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
891 if (RegCreateKeyExA(hRootKey, szRSABase, 0, NULL, REG_OPTION_NON_VOLATILE,
892 KEY_WRITE, NULL, &hKey, NULL) == ERROR_SUCCESS)
894 if (lookup_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair, RSAENH_MAGIC_KEY,
897 if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hKeyExchangeKeyPair, 0,
898 PRIVATEKEYBLOB, 0, 0, &dwLen))
900 pbKey = HeapAlloc(GetProcessHeap(), 0, dwLen);
903 if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hKeyExchangeKeyPair, 0,
904 PRIVATEKEYBLOB, 0, pbKey, &dwLen))
906 blobIn.pbData = pbKey;
907 blobIn.cbData = dwLen;
909 if (CryptProtectData(&blobIn, NULL, NULL, NULL, NULL,
910 (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET) ?
911 CRYPTPROTECT_LOCAL_MACHINE : 0,
914 RegSetValueExA(hKey, "KeyExchangeKeyPair", 0, REG_BINARY,
915 blobOut.pbData, blobOut.cbData);
916 HeapFree(GetProcessHeap(), 0, blobOut.pbData);
919 HeapFree(GetProcessHeap(), 0, pbKey);
922 release_handle(&handle_table, (unsigned int)pKeyContainer->hKeyExchangeKeyPair,
926 if (lookup_handle(&handle_table, pKeyContainer->hSignatureKeyPair, RSAENH_MAGIC_KEY,
929 if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hSignatureKeyPair, 0,
930 PRIVATEKEYBLOB, 0, 0, &dwLen))
932 pbKey = HeapAlloc(GetProcessHeap(), 0, dwLen);
935 if (RSAENH_CPExportKey(pKey->hProv, pKeyContainer->hSignatureKeyPair, 0,
936 PRIVATEKEYBLOB, 0, pbKey, &dwLen))
938 blobIn.pbData = pbKey;
939 blobIn.cbData = dwLen;
941 if (CryptProtectData(&blobIn, NULL, NULL, NULL, NULL,
942 (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET) ?
943 CRYPTPROTECT_LOCAL_MACHINE : 0,
946 RegSetValueExA(hKey, "SignatureKeyPair", 0, REG_BINARY,
947 blobOut.pbData, blobOut.cbData);
948 HeapFree(GetProcessHeap(), 0, blobOut.pbData);
951 HeapFree(GetProcessHeap(), 0, pbKey);
954 release_handle(&handle_table, (unsigned int)pKeyContainer->hSignatureKeyPair,
962 HeapFree( GetProcessHeap(), 0, pKeyContainer );
965 /******************************************************************************
966 * new_key_container [Internal]
968 * Create a new key container. The personality (RSA Base, Strong or Enhanced CP)
969 * of the CSP is determined via the pVTable->pszProvName string.
972 * pszContainerName [I] Name of the key container.
973 * pVTable [I] Callback functions and context info provided by the OS
976 * Success: Handle to the new key container.
977 * Failure: INVALID_HANDLE_VALUE
979 static HCRYPTPROV new_key_container(PCCH pszContainerName, DWORD dwFlags, PVTableProvStruc pVTable)
981 KEYCONTAINER *pKeyContainer;
982 HCRYPTPROV hKeyContainer;
984 hKeyContainer = (HCRYPTPROV)new_object(&handle_table, sizeof(KEYCONTAINER), RSAENH_MAGIC_CONTAINER,
985 destroy_key_container, (OBJECTHDR**)&pKeyContainer);
986 if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
988 lstrcpynA(pKeyContainer->szName, pszContainerName, MAX_PATH);
989 pKeyContainer->dwFlags = dwFlags;
990 pKeyContainer->dwEnumAlgsCtr = 0;
991 pKeyContainer->hKeyExchangeKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
992 pKeyContainer->hSignatureKeyPair = (HCRYPTKEY)INVALID_HANDLE_VALUE;
993 if (pVTable && pVTable->pszProvName) {
994 lstrcpynA(pKeyContainer->szProvName, pVTable->pszProvName, MAX_PATH);
995 if (!strcmp(pVTable->pszProvName, MS_DEF_PROV_A)) {
996 pKeyContainer->dwPersonality = RSAENH_PERSONALITY_BASE;
997 } else if (!strcmp(pVTable->pszProvName, MS_ENHANCED_PROV_A)) {
998 pKeyContainer->dwPersonality = RSAENH_PERSONALITY_ENHANCED;
999 } else if (!strcmp(pVTable->pszProvName, MS_DEF_RSA_SCHANNEL_PROV_A)) {
1000 pKeyContainer->dwPersonality = RSAENH_PERSONALITY_SCHANNEL;
1002 pKeyContainer->dwPersonality = RSAENH_PERSONALITY_STRONG;
1006 /* The new key container has to be inserted into the CSP immediately
1007 * after creation to be available for CPGetProvParam's PP_ENUMCONTAINERS. */
1008 if (!(dwFlags & CRYPT_VERIFYCONTEXT)) {
1009 CHAR szRSABase[MAX_PATH];
1010 HKEY hRootKey, hKey;
1012 sprintf(szRSABase, RSAENH_REGKEY, pKeyContainer->szName);
1014 if (pKeyContainer->dwFlags & CRYPT_MACHINE_KEYSET) {
1015 hRootKey = HKEY_LOCAL_MACHINE;
1017 hRootKey = HKEY_CURRENT_USER;
1020 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1021 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1022 RegCreateKeyA(hRootKey, szRSABase, &hKey);
1027 return hKeyContainer;
1030 /******************************************************************************
1031 * read_key_container [Internal]
1033 * Tries to read the persistent state of the key container (mainly the signature
1034 * and key exchange private keys) given by pszContainerName.
1037 * pszContainerName [I] Name of the key container to read from the registry
1038 * pVTable [I] Pointer to context data provided by the operating system
1041 * Success: Handle to the key container read from the registry
1042 * Failure: INVALID_HANDLE_VALUE
1044 static HCRYPTPROV read_key_container(PCHAR pszContainerName, DWORD dwFlags, PVTableProvStruc pVTable)
1046 CHAR szRSABase[MAX_PATH];
1048 HKEY hKey, hRootKey;
1049 DWORD dwValueType, dwLen;
1050 KEYCONTAINER *pKeyContainer;
1051 HCRYPTPROV hKeyContainer;
1052 DATA_BLOB blobIn, blobOut;
1054 sprintf(szRSABase, RSAENH_REGKEY, pszContainerName);
1056 if (dwFlags & CRYPT_MACHINE_KEYSET) {
1057 hRootKey = HKEY_LOCAL_MACHINE;
1059 hRootKey = HKEY_CURRENT_USER;
1062 /* @@ Wine registry key: HKLM\Software\Wine\Crypto\RSA */
1063 /* @@ Wine registry key: HKCU\Software\Wine\Crypto\RSA */
1064 if (RegOpenKeyExA(hRootKey, szRSABase, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
1066 SetLastError(NTE_BAD_KEYSET);
1067 return (HCRYPTPROV)INVALID_HANDLE_VALUE;
1070 hKeyContainer = new_key_container(pszContainerName, dwFlags, pVTable);
1071 if (hKeyContainer != (HCRYPTPROV)INVALID_HANDLE_VALUE)
1073 if (!lookup_handle(&handle_table, hKeyContainer, RSAENH_MAGIC_CONTAINER,
1074 (OBJECTHDR**)&pKeyContainer))
1075 return (HCRYPTPROV)INVALID_HANDLE_VALUE;
1077 if (RegQueryValueExA(hKey, "KeyExchangeKeyPair", 0, &dwValueType, NULL, &dwLen) ==
1080 pbKey = HeapAlloc(GetProcessHeap(), 0, dwLen);
1083 if (RegQueryValueExA(hKey, "KeyExchangeKeyPair", 0, &dwValueType, pbKey, &dwLen) ==
1086 blobIn.pbData = pbKey;
1087 blobIn.cbData = dwLen;
1089 if (CryptUnprotectData(&blobIn, NULL, NULL, NULL, NULL,
1090 (dwFlags & CRYPT_MACHINE_KEYSET) ? CRYPTPROTECT_LOCAL_MACHINE : 0, &blobOut))
1092 RSAENH_CPImportKey(hKeyContainer, blobOut.pbData, blobOut.cbData, 0, 0,
1093 &pKeyContainer->hKeyExchangeKeyPair);
1094 HeapFree(GetProcessHeap(), 0, blobOut.pbData);
1097 HeapFree(GetProcessHeap(), 0, pbKey);
1101 if (RegQueryValueExA(hKey, "SignatureKeyPair", 0, &dwValueType, NULL, &dwLen) ==
1104 pbKey = HeapAlloc(GetProcessHeap(), 0, dwLen);
1107 if (RegQueryValueExA(hKey, "SignatureKeyPair", 0, &dwValueType, pbKey, &dwLen) ==
1110 blobIn.pbData = pbKey;
1111 blobIn.cbData = dwLen;
1113 if (CryptUnprotectData(&blobIn, NULL, NULL, NULL, NULL,
1114 (dwFlags & CRYPT_MACHINE_KEYSET) ? CRYPTPROTECT_LOCAL_MACHINE : 0, &blobOut))
1116 RSAENH_CPImportKey(hKeyContainer, blobOut.pbData, blobOut.cbData, 0, 0,
1117 &pKeyContainer->hSignatureKeyPair);
1118 HeapFree(GetProcessHeap(), 0, blobOut.pbData);
1121 HeapFree(GetProcessHeap(), 0, pbKey);
1126 return hKeyContainer;
1129 /******************************************************************************
1130 * build_hash_signature [Internal]
1132 * Builds a padded version of a hash to match the length of the RSA key modulus.
1135 * pbSignature [O] The padded hash object is stored here.
1136 * dwLen [I] Length of the pbSignature buffer.
1137 * aiAlgid [I] Algorithm identifier of the hash to be padded.
1138 * abHashValue [I] The value of the hash object.
1139 * dwHashLen [I] Length of the hash value.
1140 * dwFlags [I] Selection of padding algorithm.
1144 * Failure: FALSE (NTE_BAD_ALGID)
1146 static BOOL build_hash_signature(BYTE *pbSignature, DWORD dwLen, ALG_ID aiAlgid,
1147 CONST BYTE *abHashValue, DWORD dwHashLen, DWORD dwFlags)
1149 /* These prefixes are meant to be concatenated with hash values of the
1150 * respective kind to form a PKCS #7 DigestInfo. */
1151 static const struct tagOIDDescriptor {
1154 CONST BYTE abOID[18];
1155 } aOIDDescriptor[5] = {
1156 { CALG_MD2, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1157 0x86, 0xf7, 0x0d, 0x02, 0x02, 0x05, 0x00, 0x04, 0x10 } },
1158 { CALG_MD4, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1159 0x86, 0xf7, 0x0d, 0x02, 0x04, 0x05, 0x00, 0x04, 0x10 } },
1160 { CALG_MD5, 18, { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86, 0x48,
1161 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 } },
1162 { CALG_SHA, 15, { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03,
1163 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 } },
1166 DWORD dwIdxOID, i, j;
1168 for (dwIdxOID = 0; aOIDDescriptor[dwIdxOID].aiAlgid; dwIdxOID++) {
1169 if (aOIDDescriptor[dwIdxOID].aiAlgid == aiAlgid) break;
1172 if (!aOIDDescriptor[dwIdxOID].aiAlgid) {
1173 SetLastError(NTE_BAD_ALGID);
1177 /* Build the padded signature */
1178 if (dwFlags & CRYPT_X931_FORMAT) {
1179 pbSignature[0] = 0x6b;
1180 for (i=1; i < dwLen - dwHashLen - 3; i++) {
1181 pbSignature[i] = 0xbb;
1183 pbSignature[i++] = 0xba;
1184 for (j=0; j < dwHashLen; j++, i++) {
1185 pbSignature[i] = abHashValue[j];
1187 pbSignature[i++] = 0x33;
1188 pbSignature[i++] = 0xcc;
1190 pbSignature[0] = 0x00;
1191 pbSignature[1] = 0x01;
1192 if (dwFlags & CRYPT_NOHASHOID) {
1193 for (i=2; i < dwLen - 1 - dwHashLen; i++) {
1194 pbSignature[i] = 0xff;
1196 pbSignature[i++] = 0x00;
1198 for (i=2; i < dwLen - 1 - aOIDDescriptor[dwIdxOID].dwLen - dwHashLen; i++) {
1199 pbSignature[i] = 0xff;
1201 pbSignature[i++] = 0x00;
1202 for (j=0; j < aOIDDescriptor[dwIdxOID].dwLen; j++) {
1203 pbSignature[i++] = aOIDDescriptor[dwIdxOID].abOID[j];
1206 for (j=0; j < dwHashLen; j++) {
1207 pbSignature[i++] = abHashValue[j];
1214 /******************************************************************************
1217 * This is an implementation of the 'P_hash' helper function for TLS1's PRF.
1218 * It is used exclusively by tls1_prf. For details see RFC 2246, chapter 5.
1219 * The pseudo random stream generated by this function is exclusive or'ed with
1220 * the data in pbBuffer.
1223 * hHMAC [I] HMAC object, which will be used in pseudo random generation
1224 * pblobSeed [I] Seed value
1225 * pbBuffer [I/O] Pseudo random stream will be xor'ed to the provided data
1226 * dwBufferLen [I] Number of pseudo random bytes desired
1232 static BOOL tls1_p(HCRYPTHASH hHMAC, CONST PCRYPT_DATA_BLOB pblobSeed, PBYTE pbBuffer, DWORD dwBufferLen)
1235 BYTE abAi[RSAENH_MAX_HASH_SIZE];
1238 if (!lookup_handle(&handle_table, hHMAC, RSAENH_MAGIC_HASH, (OBJECTHDR**)&pHMAC)) {
1239 SetLastError(NTE_BAD_HASH);
1243 /* compute A_1 = HMAC(seed) */
1245 update_hash(pHMAC, pblobSeed->pbData, pblobSeed->cbData);
1246 finalize_hash(pHMAC);
1247 memcpy(abAi, pHMAC->abHashValue, pHMAC->dwHashSize);
1250 /* compute HMAC(A_i + seed) */
1252 update_hash(pHMAC, abAi, pHMAC->dwHashSize);
1253 update_hash(pHMAC, pblobSeed->pbData, pblobSeed->cbData);
1254 finalize_hash(pHMAC);
1256 /* pseudo random stream := CONCAT_{i=1..n} ( HMAC(A_i + seed) ) */
1258 if (i >= dwBufferLen) break;
1259 pbBuffer[i] ^= pHMAC->abHashValue[i % pHMAC->dwHashSize];
1261 } while (i % pHMAC->dwHashSize);
1263 /* compute A_{i+1} = HMAC(A_i) */
1265 update_hash(pHMAC, abAi, pHMAC->dwHashSize);
1266 finalize_hash(pHMAC);
1267 memcpy(abAi, pHMAC->abHashValue, pHMAC->dwHashSize);
1268 } while (i < dwBufferLen);
1273 /******************************************************************************
1274 * tls1_prf [Internal]
1276 * TLS1 pseudo random function as specified in RFC 2246, chapter 5
1279 * hProv [I] Key container used to compute the pseudo random stream
1280 * hSecret [I] Key that holds the (pre-)master secret
1281 * pblobLabel [I] Descriptive label
1282 * pblobSeed [I] Seed value
1283 * pbBuffer [O] Pseudo random numbers will be stored here
1284 * dwBufferLen [I] Number of pseudo random bytes desired
1290 static BOOL tls1_prf(HCRYPTPROV hProv, HCRYPTPROV hSecret, CONST PCRYPT_DATA_BLOB pblobLabel,
1291 CONST PCRYPT_DATA_BLOB pblobSeed, PBYTE pbBuffer, DWORD dwBufferLen)
1293 HMAC_INFO hmacInfo = { 0, NULL, 0, NULL, 0 };
1294 HCRYPTHASH hHMAC = (HCRYPTHASH)INVALID_HANDLE_VALUE;
1295 HCRYPTKEY hHalfSecret = (HCRYPTKEY)INVALID_HANDLE_VALUE;
1296 CRYPTKEY *pHalfSecret, *pSecret;
1297 DWORD dwHalfSecretLen;
1298 BOOL result = FALSE;
1299 CRYPT_DATA_BLOB blobLabelSeed;
1301 TRACE("(hProv=%08lx, hSecret=%08lx, pblobLabel=%p, pblobSeed=%p, pbBuffer=%p, dwBufferLen=%ld)\n",
1302 hProv, hSecret, pblobLabel, pblobSeed, pbBuffer, dwBufferLen);
1304 if (!lookup_handle(&handle_table, hSecret, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pSecret)) {
1305 SetLastError(NTE_FAIL);
1309 dwHalfSecretLen = (pSecret->dwKeyLen+1)/2;
1311 /* concatenation of the label and the seed */
1312 if (!concat_data_blobs(&blobLabelSeed, pblobLabel, pblobSeed)) goto exit;
1314 /* zero out the buffer, since two random streams will be xor'ed into it. */
1315 memset(pbBuffer, 0, dwBufferLen);
1317 /* build a 'fake' key, to hold the secret. CALG_SSL2_MASTER is used since it provides
1318 * the biggest range of valid key lengths. */
1319 hHalfSecret = new_key(hProv, CALG_SSL2_MASTER, MAKELONG(0,dwHalfSecretLen*8), &pHalfSecret);
1320 if (hHalfSecret == (HCRYPTKEY)INVALID_HANDLE_VALUE) goto exit;
1322 /* Derive an HMAC_MD5 hash and call the helper function. */
1323 memcpy(pHalfSecret->abKeyValue, pSecret->abKeyValue, dwHalfSecretLen);
1324 if (!RSAENH_CPCreateHash(hProv, CALG_HMAC, hHalfSecret, 0, &hHMAC)) goto exit;
1325 hmacInfo.HashAlgid = CALG_MD5;
1326 if (!RSAENH_CPSetHashParam(hProv, hHMAC, HP_HMAC_INFO, (BYTE*)&hmacInfo, 0)) goto exit;
1327 if (!tls1_p(hHMAC, &blobLabelSeed, pbBuffer, dwBufferLen)) goto exit;
1329 /* Reconfigure to HMAC_SHA hash and call helper function again. */
1330 memcpy(pHalfSecret->abKeyValue, pSecret->abKeyValue + (pSecret->dwKeyLen/2), dwHalfSecretLen);
1331 hmacInfo.HashAlgid = CALG_SHA;
1332 if (!RSAENH_CPSetHashParam(hProv, hHMAC, HP_HMAC_INFO, (BYTE*)&hmacInfo, 0)) goto exit;
1333 if (!tls1_p(hHMAC, &blobLabelSeed, pbBuffer, dwBufferLen)) goto exit;
1337 release_handle(&handle_table, hHalfSecret, RSAENH_MAGIC_KEY);
1338 if (hHMAC != (HCRYPTHASH)INVALID_HANDLE_VALUE) RSAENH_CPDestroyHash(hProv, hHMAC);
1339 free_data_blob(&blobLabelSeed);
1343 /******************************************************************************
1344 * pad_data [Internal]
1346 * Helper function for data padding according to PKCS1 #2
1349 * abData [I] The data to be padded
1350 * dwDataLen [I] Length of the data
1351 * abBuffer [O] Padded data will be stored here
1352 * dwBufferLen [I] Length of the buffer (also length of padded data)
1353 * dwFlags [I] Padding format (CRYPT_SSL2_FALLBACK)
1357 * Failure: FALSE (NTE_BAD_LEN, too much data to pad)
1359 static BOOL pad_data(CONST BYTE *abData, DWORD dwDataLen, BYTE *abBuffer, DWORD dwBufferLen,
1364 /* Ensure there is enough space for PKCS1 #2 padding */
1365 if (dwDataLen > dwBufferLen-11) {
1366 SetLastError(NTE_BAD_LEN);
1370 memmove(abBuffer + dwBufferLen - dwDataLen, abData, dwDataLen);
1373 abBuffer[1] = RSAENH_PKC_BLOCKTYPE;
1374 for (i=2; i < dwBufferLen - dwDataLen - 1; i++)
1375 do gen_rand_impl(&abBuffer[i], 1); while (!abBuffer[i]);
1376 if (dwFlags & CRYPT_SSL2_FALLBACK)
1377 for (i-=8; i < dwBufferLen - dwDataLen - 1; i++)
1384 /******************************************************************************
1385 * unpad_data [Internal]
1387 * Remove the PKCS1 padding from RSA decrypted data
1390 * abData [I] The padded data
1391 * dwDataLen [I] Length of the padded data
1392 * abBuffer [O] Data without padding will be stored here
1393 * dwBufferLen [I/O] I: Length of the buffer, O: Length of unpadded data
1394 * dwFlags [I] Currently none defined
1398 * Failure: FALSE, (NTE_BAD_DATA, no valid PKCS1 padding or buffer too small)
1400 static BOOL unpad_data(CONST BYTE *abData, DWORD dwDataLen, BYTE *abBuffer, DWORD *dwBufferLen,
1405 for (i=2; i<dwDataLen; i++)
1409 if ((i == dwDataLen) || (*dwBufferLen < dwDataLen - i - 1) ||
1410 (abData[0] != 0x00) || (abData[1] != RSAENH_PKC_BLOCKTYPE))
1412 SetLastError(NTE_BAD_DATA);
1416 *dwBufferLen = dwDataLen - i - 1;
1417 memmove(abBuffer, abData + i + 1, *dwBufferLen);
1421 /******************************************************************************
1422 * CPAcquireContext (RSAENH.@)
1424 * Acquire a handle to the key container specified by pszContainer
1427 * phProv [O] Pointer to the location the acquired handle will be written to.
1428 * pszContainer [I] Name of the desired key container. See Notes
1429 * dwFlags [I] Flags. See Notes.
1430 * pVTable [I] Pointer to a PVTableProvStruct containing callbacks.
1437 * If pszContainer is NULL or points to a zero length string the user's login
1438 * name will be used as the key container name.
1440 * If the CRYPT_NEW_KEYSET flag is set in dwFlags a new keyset will be created.
1441 * If a keyset with the given name already exists, the function fails and sets
1442 * last error to NTE_EXISTS. If CRYPT_NEW_KEYSET is not set and the specified
1443 * key container does not exist, function fails and sets last error to
1446 BOOL WINAPI RSAENH_CPAcquireContext(HCRYPTPROV *phProv, LPSTR pszContainer,
1447 DWORD dwFlags, PVTableProvStruc pVTable)
1449 CHAR szKeyContainerName[MAX_PATH];
1450 CHAR szRegKey[MAX_PATH];
1452 TRACE("(phProv=%p, pszContainer=%s, dwFlags=%08lx, pVTable=%p)\n", phProv,
1453 debugstr_a(pszContainer), dwFlags, pVTable);
1455 if (pszContainer && *pszContainer)
1457 lstrcpynA(szKeyContainerName, pszContainer, MAX_PATH);
1461 DWORD dwLen = sizeof(szKeyContainerName);
1462 if (!GetUserNameA(szKeyContainerName, &dwLen)) return FALSE;
1465 switch (dwFlags & (CRYPT_NEWKEYSET|CRYPT_VERIFYCONTEXT|CRYPT_DELETEKEYSET))
1468 *phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
1471 case CRYPT_DELETEKEYSET:
1472 if (snprintf(szRegKey, MAX_PATH, RSAENH_REGKEY, szKeyContainerName) >= MAX_PATH) {
1473 SetLastError(NTE_BAD_KEYSET_PARAM);
1476 if (!RegDeleteKeyA(HKEY_CURRENT_USER, szRegKey)) {
1477 SetLastError(ERROR_SUCCESS);
1480 SetLastError(NTE_BAD_KEYSET);
1486 case CRYPT_NEWKEYSET:
1487 *phProv = read_key_container(szKeyContainerName, dwFlags, pVTable);
1488 if (*phProv != (HCRYPTPROV)INVALID_HANDLE_VALUE)
1490 release_handle(&handle_table, (unsigned int)*phProv, RSAENH_MAGIC_CONTAINER);
1491 SetLastError(NTE_EXISTS);
1494 *phProv = new_key_container(szKeyContainerName, dwFlags, pVTable);
1497 case CRYPT_VERIFYCONTEXT:
1499 SetLastError(NTE_BAD_FLAGS);
1502 *phProv = new_key_container("", dwFlags, pVTable);
1506 *phProv = (unsigned int)INVALID_HANDLE_VALUE;
1507 SetLastError(NTE_BAD_FLAGS);
1511 if (*phProv != (unsigned int)INVALID_HANDLE_VALUE) {
1512 SetLastError(ERROR_SUCCESS);
1519 /******************************************************************************
1520 * CPCreateHash (RSAENH.@)
1522 * CPCreateHash creates and initalizes a new hash object.
1525 * hProv [I] Handle to the key container to which the new hash will belong.
1526 * Algid [I] Identifies the hash algorithm, which will be used for the hash.
1527 * hKey [I] Handle to a session key applied for keyed hashes.
1528 * dwFlags [I] Currently no flags defined. Must be zero.
1529 * phHash [O] Points to the location where a handle to the new hash will be stored.
1536 * hKey is a handle to a session key applied in keyed hashes like MAC and HMAC.
1537 * If a normal hash object is to be created (like e.g. MD2 or SHA1) hKey must be zero.
1539 BOOL WINAPI RSAENH_CPCreateHash(HCRYPTPROV hProv, ALG_ID Algid, HCRYPTKEY hKey, DWORD dwFlags,
1542 CRYPTKEY *pCryptKey;
1543 CRYPTHASH *pCryptHash;
1544 const PROV_ENUMALGS_EX *peaAlgidInfo;
1546 TRACE("(hProv=%08lx, Algid=%08x, hKey=%08lx, dwFlags=%08lx, phHash=%p)\n", hProv, Algid, hKey,
1549 peaAlgidInfo = get_algid_info(hProv, Algid);
1550 if (!peaAlgidInfo) return FALSE;
1554 SetLastError(NTE_BAD_FLAGS);
1558 if (Algid == CALG_MAC || Algid == CALG_HMAC || Algid == CALG_SCHANNEL_MASTER_HASH ||
1559 Algid == CALG_TLS1PRF)
1561 if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey)) {
1562 SetLastError(NTE_BAD_KEY);
1566 if ((Algid == CALG_MAC) && (GET_ALG_TYPE(pCryptKey->aiAlgid) != ALG_TYPE_BLOCK)) {
1567 SetLastError(NTE_BAD_KEY);
1571 if ((Algid == CALG_SCHANNEL_MASTER_HASH || Algid == CALG_TLS1PRF) &&
1572 (pCryptKey->aiAlgid != CALG_TLS1_MASTER))
1574 SetLastError(NTE_BAD_KEY);
1578 if ((Algid == CALG_TLS1PRF) && (pCryptKey->dwState != RSAENH_KEYSTATE_MASTERKEY)) {
1579 SetLastError(NTE_BAD_KEY_STATE);
1584 *phHash = (HCRYPTHASH)new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
1585 destroy_hash, (OBJECTHDR**)&pCryptHash);
1586 if (!pCryptHash) return FALSE;
1588 pCryptHash->aiAlgid = Algid;
1589 pCryptHash->hKey = hKey;
1590 pCryptHash->hProv = hProv;
1591 pCryptHash->dwState = RSAENH_HASHSTATE_IDLE;
1592 pCryptHash->pHMACInfo = (PHMAC_INFO)NULL;
1593 pCryptHash->dwHashSize = peaAlgidInfo->dwDefaultLen >> 3;
1594 init_data_blob(&pCryptHash->tpPRFParams.blobLabel);
1595 init_data_blob(&pCryptHash->tpPRFParams.blobSeed);
1597 if (Algid == CALG_SCHANNEL_MASTER_HASH) {
1598 static const char keyex[] = "key expansion";
1599 BYTE key_expansion[sizeof keyex];
1600 CRYPT_DATA_BLOB blobRandom, blobKeyExpansion = { 13, key_expansion };
1602 memcpy( key_expansion, keyex, sizeof keyex );
1604 if (pCryptKey->dwState != RSAENH_KEYSTATE_MASTERKEY) {
1605 static const char msec[] = "master secret";
1606 BYTE master_secret[sizeof msec];
1607 CRYPT_DATA_BLOB blobLabel = { 13, master_secret };
1608 BYTE abKeyValue[48];
1610 memcpy( master_secret, msec, sizeof msec );
1612 /* See RFC 2246, chapter 8.1 */
1613 if (!concat_data_blobs(&blobRandom,
1614 &pCryptKey->siSChannelInfo.blobClientRandom,
1615 &pCryptKey->siSChannelInfo.blobServerRandom))
1619 tls1_prf(hProv, hKey, &blobLabel, &blobRandom, abKeyValue, 48);
1620 pCryptKey->dwState = RSAENH_KEYSTATE_MASTERKEY;
1621 memcpy(pCryptKey->abKeyValue, abKeyValue, 48);
1622 free_data_blob(&blobRandom);
1625 /* See RFC 2246, chapter 6.3 */
1626 if (!concat_data_blobs(&blobRandom,
1627 &pCryptKey->siSChannelInfo.blobServerRandom,
1628 &pCryptKey->siSChannelInfo.blobClientRandom))
1632 tls1_prf(hProv, hKey, &blobKeyExpansion, &blobRandom, pCryptHash->abHashValue,
1633 RSAENH_MAX_HASH_SIZE);
1634 free_data_blob(&blobRandom);
1637 return init_hash(pCryptHash);
1640 /******************************************************************************
1641 * CPDestroyHash (RSAENH.@)
1643 * Releases the handle to a hash object. The object is destroyed if it's reference
1644 * count reaches zero.
1647 * hProv [I] Handle to the key container to which the hash object belongs.
1648 * hHash [I] Handle to the hash object to be released.
1654 BOOL WINAPI RSAENH_CPDestroyHash(HCRYPTPROV hProv, HCRYPTHASH hHash)
1656 TRACE("(hProv=%08lx, hHash=%08lx)\n", hProv, hHash);
1658 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
1660 SetLastError(NTE_BAD_UID);
1664 if (!release_handle(&handle_table, hHash, RSAENH_MAGIC_HASH))
1666 SetLastError(NTE_BAD_HASH);
1673 /******************************************************************************
1674 * CPDestroyKey (RSAENH.@)
1676 * Releases the handle to a key object. The object is destroyed if it's reference
1677 * count reaches zero.
1680 * hProv [I] Handle to the key container to which the key object belongs.
1681 * hKey [I] Handle to the key object to be released.
1687 BOOL WINAPI RSAENH_CPDestroyKey(HCRYPTPROV hProv, HCRYPTKEY hKey)
1689 TRACE("(hProv=%08lx, hKey=%08lx)\n", hProv, hKey);
1691 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
1693 SetLastError(NTE_BAD_UID);
1697 if (!release_handle(&handle_table, hKey, RSAENH_MAGIC_KEY))
1699 SetLastError(NTE_BAD_KEY);
1706 /******************************************************************************
1707 * CPDuplicateHash (RSAENH.@)
1709 * Clones a hash object including it's current state.
1712 * hUID [I] Handle to the key container the hash belongs to.
1713 * hHash [I] Handle to the hash object to be cloned.
1714 * pdwReserved [I] Reserved. Must be NULL.
1715 * dwFlags [I] No flags are currently defined. Must be 0.
1716 * phHash [O] Handle to the cloned hash object.
1722 BOOL WINAPI RSAENH_CPDuplicateHash(HCRYPTPROV hUID, HCRYPTHASH hHash, DWORD *pdwReserved,
1723 DWORD dwFlags, HCRYPTHASH *phHash)
1725 CRYPTHASH *pSrcHash, *pDestHash;
1727 TRACE("(hUID=%08lx, hHash=%08lx, pdwReserved=%p, dwFlags=%08lx, phHash=%p)\n", hUID, hHash,
1728 pdwReserved, dwFlags, phHash);
1730 if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
1732 SetLastError(NTE_BAD_UID);
1736 if (!lookup_handle(&handle_table, hHash, RSAENH_MAGIC_HASH, (OBJECTHDR**)&pSrcHash))
1738 SetLastError(NTE_BAD_HASH);
1742 if (!phHash || pdwReserved || dwFlags)
1744 SetLastError(ERROR_INVALID_PARAMETER);
1748 *phHash = (HCRYPTHASH)new_object(&handle_table, sizeof(CRYPTHASH), RSAENH_MAGIC_HASH,
1749 destroy_hash, (OBJECTHDR**)&pDestHash);
1750 if (*phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE)
1752 memcpy(pDestHash, pSrcHash, sizeof(CRYPTHASH));
1753 duplicate_hash_impl(pSrcHash->aiAlgid, &pSrcHash->context, &pDestHash->context);
1754 copy_hmac_info(&pDestHash->pHMACInfo, pSrcHash->pHMACInfo);
1755 copy_data_blob(&pDestHash->tpPRFParams.blobLabel, &pSrcHash->tpPRFParams.blobLabel);
1756 copy_data_blob(&pDestHash->tpPRFParams.blobSeed, &pSrcHash->tpPRFParams.blobSeed);
1759 return *phHash != (HCRYPTHASH)INVALID_HANDLE_VALUE;
1762 /******************************************************************************
1763 * CPDuplicateKey (RSAENH.@)
1765 * Clones a key object including it's current state.
1768 * hUID [I] Handle to the key container the hash belongs to.
1769 * hKey [I] Handle to the key object to be cloned.
1770 * pdwReserved [I] Reserved. Must be NULL.
1771 * dwFlags [I] No flags are currently defined. Must be 0.
1772 * phHash [O] Handle to the cloned key object.
1778 BOOL WINAPI RSAENH_CPDuplicateKey(HCRYPTPROV hUID, HCRYPTKEY hKey, DWORD *pdwReserved,
1779 DWORD dwFlags, HCRYPTKEY *phKey)
1781 CRYPTKEY *pSrcKey, *pDestKey;
1783 TRACE("(hUID=%08lx, hKey=%08lx, pdwReserved=%p, dwFlags=%08lx, phKey=%p)\n", hUID, hKey,
1784 pdwReserved, dwFlags, phKey);
1786 if (!is_valid_handle(&handle_table, hUID, RSAENH_MAGIC_CONTAINER))
1788 SetLastError(NTE_BAD_UID);
1792 if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pSrcKey))
1794 SetLastError(NTE_BAD_KEY);
1798 if (!phKey || pdwReserved || dwFlags)
1800 SetLastError(ERROR_INVALID_PARAMETER);
1804 *phKey = (HCRYPTKEY)new_object(&handle_table, sizeof(CRYPTKEY), RSAENH_MAGIC_KEY, destroy_key,
1805 (OBJECTHDR**)&pDestKey);
1806 if (*phKey != (HCRYPTKEY)INVALID_HANDLE_VALUE)
1808 memcpy(pDestKey, pSrcKey, sizeof(CRYPTKEY));
1809 copy_data_blob(&pDestKey->siSChannelInfo.blobServerRandom,
1810 &pSrcKey->siSChannelInfo.blobServerRandom);
1811 copy_data_blob(&pDestKey->siSChannelInfo.blobClientRandom,
1812 &pSrcKey->siSChannelInfo.blobClientRandom);
1813 duplicate_key_impl(pSrcKey->aiAlgid, &pSrcKey->context, &pDestKey->context);
1822 /******************************************************************************
1823 * CPEncrypt (RSAENH.@)
1828 * hProv [I] The key container hKey and hHash belong to.
1829 * hKey [I] The key used to encrypt the data.
1830 * hHash [I] An optional hash object for parallel hashing. See notes.
1831 * Final [I] Indicates if this is the last block of data to encrypt.
1832 * dwFlags [I] Currently no flags defined. Must be zero.
1833 * pbData [I/O] Pointer to the data to encrypt. Encrypted data will also be stored there.
1834 * pdwDataLen [I/O] I: Length of data to encrypt, O: Length of encrypted data.
1835 * dwBufLen [I] Size of the buffer at pbData.
1842 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
1843 * This is useful for message signatures.
1845 * This function uses the standard WINAPI protocol for querying data of dynamic length.
1847 BOOL WINAPI RSAENH_CPEncrypt(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final,
1848 DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen, DWORD dwBufLen)
1850 CRYPTKEY *pCryptKey;
1851 BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
1852 DWORD dwEncryptedLen, i, j, k;
1854 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08lx, pbData=%p, "
1855 "pdwDataLen=%p, dwBufLen=%ld)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen,
1858 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
1860 SetLastError(NTE_BAD_UID);
1866 SetLastError(NTE_BAD_FLAGS);
1870 if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
1872 SetLastError(NTE_BAD_KEY);
1876 if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE)
1877 pCryptKey->dwState = RSAENH_KEYSTATE_ENCRYPTING;
1879 if (pCryptKey->dwState != RSAENH_KEYSTATE_ENCRYPTING)
1881 SetLastError(NTE_BAD_DATA);
1885 if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
1886 if (!RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
1889 if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
1890 if (!Final && (*pdwDataLen % pCryptKey->dwBlockLen)) {
1891 SetLastError(NTE_BAD_DATA);
1895 dwEncryptedLen = (*pdwDataLen/pCryptKey->dwBlockLen+(Final?1:0))*pCryptKey->dwBlockLen;
1897 if (pbData == NULL) {
1898 *pdwDataLen = dwEncryptedLen;
1902 for (i=*pdwDataLen; i<dwEncryptedLen && i<dwBufLen; i++) pbData[i] = dwEncryptedLen - *pdwDataLen;
1903 *pdwDataLen = dwEncryptedLen;
1905 if (*pdwDataLen > dwBufLen)
1907 SetLastError(ERROR_MORE_DATA);
1911 for (i=0, in=pbData; i<*pdwDataLen; i+=pCryptKey->dwBlockLen, in+=pCryptKey->dwBlockLen) {
1912 switch (pCryptKey->dwMode) {
1913 case CRYPT_MODE_ECB:
1914 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
1918 case CRYPT_MODE_CBC:
1919 for (j=0; j<pCryptKey->dwBlockLen; j++) in[j] ^= pCryptKey->abChainVector[j];
1920 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
1922 memcpy(pCryptKey->abChainVector, out, pCryptKey->dwBlockLen);
1925 case CRYPT_MODE_CFB:
1926 for (j=0; j<pCryptKey->dwBlockLen; j++) {
1927 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context,
1928 pCryptKey->abChainVector, o, RSAENH_ENCRYPT);
1929 out[j] = in[j] ^ o[0];
1930 for (k=0; k<pCryptKey->dwBlockLen-1; k++)
1931 pCryptKey->abChainVector[k] = pCryptKey->abChainVector[k+1];
1932 pCryptKey->abChainVector[k] = out[j];
1937 SetLastError(NTE_BAD_ALGID);
1940 memcpy(in, out, pCryptKey->dwBlockLen);
1942 } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
1943 if (pbData == NULL) {
1944 *pdwDataLen = dwBufLen;
1947 encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
1948 } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_RSA) {
1949 if (pCryptKey->aiAlgid == CALG_RSA_SIGN) {
1950 SetLastError(NTE_BAD_KEY);
1954 *pdwDataLen = pCryptKey->dwBlockLen;
1957 if (dwBufLen < pCryptKey->dwBlockLen) {
1958 SetLastError(ERROR_MORE_DATA);
1961 if (!pad_data(pbData, *pdwDataLen, pbData, pCryptKey->dwBlockLen, dwFlags)) return FALSE;
1962 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, pbData, RSAENH_ENCRYPT);
1963 *pdwDataLen = pCryptKey->dwBlockLen;
1966 SetLastError(NTE_BAD_TYPE);
1970 if (Final) setup_key(pCryptKey);
1975 /******************************************************************************
1976 * CPDecrypt (RSAENH.@)
1981 * hProv [I] The key container hKey and hHash belong to.
1982 * hKey [I] The key used to decrypt the data.
1983 * hHash [I] An optional hash object for parallel hashing. See notes.
1984 * Final [I] Indicates if this is the last block of data to decrypt.
1985 * dwFlags [I] Currently no flags defined. Must be zero.
1986 * pbData [I/O] Pointer to the data to decrypt. Plaintext will also be stored there.
1987 * pdwDataLen [I/O] I: Length of ciphertext, O: Length of plaintext.
1994 * If a hash object handle is provided in hHash, it will be updated with the plaintext.
1995 * This is useful for message signatures.
1997 * This function uses the standard WINAPI protocol for querying data of dynamic length.
1999 BOOL WINAPI RSAENH_CPDecrypt(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTHASH hHash, BOOL Final,
2000 DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen)
2002 CRYPTKEY *pCryptKey;
2003 BYTE *in, out[RSAENH_MAX_BLOCK_SIZE], o[RSAENH_MAX_BLOCK_SIZE];
2007 TRACE("(hProv=%08lx, hKey=%08lx, hHash=%08lx, Final=%d, dwFlags=%08lx, pbData=%p, "
2008 "pdwDataLen=%p)\n", hProv, hKey, hHash, Final, dwFlags, pbData, pdwDataLen);
2010 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
2012 SetLastError(NTE_BAD_UID);
2018 SetLastError(NTE_BAD_FLAGS);
2022 if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
2024 SetLastError(NTE_BAD_KEY);
2028 if (pCryptKey->dwState == RSAENH_KEYSTATE_IDLE)
2029 pCryptKey->dwState = RSAENH_KEYSTATE_DECRYPTING;
2031 if (pCryptKey->dwState != RSAENH_KEYSTATE_DECRYPTING)
2033 SetLastError(NTE_BAD_DATA);
2039 if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_BLOCK) {
2040 for (i=0, in=pbData; i<*pdwDataLen; i+=pCryptKey->dwBlockLen, in+=pCryptKey->dwBlockLen) {
2041 switch (pCryptKey->dwMode) {
2042 case CRYPT_MODE_ECB:
2043 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
2047 case CRYPT_MODE_CBC:
2048 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, in, out,
2050 for (j=0; j<pCryptKey->dwBlockLen; j++) out[j] ^= pCryptKey->abChainVector[j];
2051 memcpy(pCryptKey->abChainVector, in, pCryptKey->dwBlockLen);
2054 case CRYPT_MODE_CFB:
2055 for (j=0; j<pCryptKey->dwBlockLen; j++) {
2056 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context,
2057 pCryptKey->abChainVector, o, RSAENH_ENCRYPT);
2058 out[j] = in[j] ^ o[0];
2059 for (k=0; k<pCryptKey->dwBlockLen-1; k++)
2060 pCryptKey->abChainVector[k] = pCryptKey->abChainVector[k+1];
2061 pCryptKey->abChainVector[k] = in[j];
2066 SetLastError(NTE_BAD_ALGID);
2069 memcpy(in, out, pCryptKey->dwBlockLen);
2071 if (Final) *pdwDataLen -= pbData[*pdwDataLen-1];
2073 } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_STREAM) {
2074 encrypt_stream_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, *pdwDataLen);
2075 } else if (GET_ALG_TYPE(pCryptKey->aiAlgid) == ALG_TYPE_RSA) {
2076 if (pCryptKey->aiAlgid == CALG_RSA_SIGN) {
2077 SetLastError(NTE_BAD_KEY);
2080 encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbData, pbData, RSAENH_DECRYPT);
2081 if (!unpad_data(pbData, pCryptKey->dwBlockLen, pbData, pdwDataLen, dwFlags)) return FALSE;
2084 SetLastError(NTE_BAD_TYPE);
2088 if (Final) setup_key(pCryptKey);
2090 if (is_valid_handle(&handle_table, hHash, RSAENH_MAGIC_HASH)) {
2091 if (*pdwDataLen>dwMax ||
2092 !RSAENH_CPHashData(hProv, hHash, pbData, *pdwDataLen, 0)) return FALSE;
2098 /******************************************************************************
2099 * CPExportKey (RSAENH.@)
2101 * Export a key into a binary large object (BLOB).
2104 * hProv [I] Key container from which a key is to be exported.
2105 * hKey [I] Key to be exported.
2106 * hPubKey [I] Key used to encrypt sensitive BLOB data.
2107 * dwBlobType [I] SIMPLEBLOB, PUBLICKEYBLOB or PRIVATEKEYBLOB.
2108 * dwFlags [I] Currently none defined.
2109 * pbData [O] Pointer to a buffer where the BLOB will be written to.
2110 * pdwDataLen [I/O] I: Size of buffer at pbData, O: Size of BLOB
2116 BOOL WINAPI RSAENH_CPExportKey(HCRYPTPROV hProv, HCRYPTKEY hKey, HCRYPTKEY hPubKey,
2117 DWORD dwBlobType, DWORD dwFlags, BYTE *pbData, DWORD *pdwDataLen)
2119 CRYPTKEY *pCryptKey, *pPubKey;
2120 BLOBHEADER *pBlobHeader = (BLOBHEADER*)pbData;
2121 RSAPUBKEY *pRSAPubKey = (RSAPUBKEY*)(pBlobHeader+1);
2122 ALG_ID *pAlgid = (ALG_ID*)(pBlobHeader+1);
2125 TRACE("(hProv=%08lx, hKey=%08lx, hPubKey=%08lx, dwBlobType=%08lx, dwFlags=%08lx, pbData=%p,"
2126 "pdwDataLen=%p)\n", hProv, hKey, hPubKey, dwBlobType, dwFlags, pbData, pdwDataLen);
2128 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
2130 SetLastError(NTE_BAD_UID);
2134 if (!lookup_handle(&handle_table, hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
2136 SetLastError(NTE_BAD_KEY);
2140 if (dwFlags & CRYPT_SSL2_FALLBACK) {
2141 if (pCryptKey->aiAlgid != CALG_SSL2_MASTER) {
2142 SetLastError(NTE_BAD_KEY);
2147 switch ((BYTE)dwBlobType)
2150 if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey)){
2151 SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error_code? */
2155 if (!(GET_ALG_CLASS(pCryptKey->aiAlgid)&(ALG_CLASS_DATA_ENCRYPT|ALG_CLASS_MSG_ENCRYPT))) {
2156 SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
2160 dwDataLen = sizeof(BLOBHEADER) + sizeof(ALG_ID) + pPubKey->dwBlockLen;
2162 if (*pdwDataLen < dwDataLen) {
2163 SetLastError(ERROR_MORE_DATA);
2164 *pdwDataLen = dwDataLen;
2168 pBlobHeader->bType = SIMPLEBLOB;
2169 pBlobHeader->bVersion = CUR_BLOB_VERSION;
2170 pBlobHeader->reserved = 0;
2171 pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
2173 *pAlgid = pPubKey->aiAlgid;
2175 if (!pad_data(pCryptKey->abKeyValue, pCryptKey->dwKeyLen, (BYTE*)(pAlgid+1),
2176 pPubKey->dwBlockLen, dwFlags))
2181 encrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, (BYTE*)(pAlgid+1),
2182 (BYTE*)(pAlgid+1), RSAENH_ENCRYPT);
2184 *pdwDataLen = dwDataLen;
2188 if (is_valid_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY)) {
2189 SetLastError(NTE_BAD_KEY); /* FIXME: error code? */
2193 if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
2194 SetLastError(NTE_BAD_KEY);
2198 dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + pCryptKey->dwKeyLen;
2200 if (*pdwDataLen < dwDataLen) {
2201 SetLastError(ERROR_MORE_DATA);
2202 *pdwDataLen = dwDataLen;
2206 pBlobHeader->bType = PUBLICKEYBLOB;
2207 pBlobHeader->bVersion = CUR_BLOB_VERSION;
2208 pBlobHeader->reserved = 0;
2209 pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
2210 if (pBlobHeader->aiKeyAlg == CALG_RSA_SIGN)
2211 pBlobHeader->aiKeyAlg = CALG_RSA_KEYX;
2213 pRSAPubKey->magic = RSAENH_MAGIC_RSA1;
2214 pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
2216 export_public_key_impl((BYTE*)(pRSAPubKey+1), &pCryptKey->context,
2217 pCryptKey->dwKeyLen, &pRSAPubKey->pubexp);
2219 *pdwDataLen = dwDataLen;
2222 case PRIVATEKEYBLOB:
2223 if ((pCryptKey->aiAlgid != CALG_RSA_KEYX) && (pCryptKey->aiAlgid != CALG_RSA_SIGN)) {
2224 SetLastError(NTE_BAD_KEY);
2228 dwDataLen = sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
2229 2 * pCryptKey->dwKeyLen + 5 * ((pCryptKey->dwKeyLen + 1) >> 1);
2231 if (*pdwDataLen < dwDataLen) {
2232 SetLastError(ERROR_MORE_DATA);
2233 *pdwDataLen = dwDataLen;
2237 pBlobHeader->bType = PRIVATEKEYBLOB;
2238 pBlobHeader->bVersion = CUR_BLOB_VERSION;
2239 pBlobHeader->reserved = 0;
2240 pBlobHeader->aiKeyAlg = pCryptKey->aiAlgid;
2242 pRSAPubKey->magic = RSAENH_MAGIC_RSA2;
2243 pRSAPubKey->bitlen = pCryptKey->dwKeyLen << 3;
2245 export_private_key_impl((BYTE*)(pRSAPubKey+1), &pCryptKey->context,
2246 pCryptKey->dwKeyLen, &pRSAPubKey->pubexp);
2248 *pdwDataLen = dwDataLen;
2252 SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
2257 /******************************************************************************
2258 * CPImportKey (RSAENH.@)
2260 * Import a BLOB'ed key into a key container.
2263 * hProv [I] Key container into which the key is to be imported.
2264 * pbData [I] Pointer to a buffer which holds the BLOB.
2265 * dwDataLen [I] Length of data in buffer at pbData.
2266 * hPubKey [I] Key used to decrypt sensitive BLOB data.
2267 * dwFlags [I] Currently none defined.
2268 * phKey [O] Handle to the imported key.
2274 BOOL WINAPI RSAENH_CPImportKey(HCRYPTPROV hProv, CONST BYTE *pbData, DWORD dwDataLen,
2275 HCRYPTKEY hPubKey, DWORD dwFlags, HCRYPTKEY *phKey)
2277 KEYCONTAINER *pKeyContainer;
2278 CRYPTKEY *pCryptKey, *pPubKey;
2279 CONST BLOBHEADER *pBlobHeader = (CONST BLOBHEADER*)pbData;
2280 CONST RSAPUBKEY *pRSAPubKey = (CONST RSAPUBKEY*)(pBlobHeader+1);
2281 CONST ALG_ID *pAlgid = (CONST ALG_ID*)(pBlobHeader+1);
2282 CONST BYTE *pbKeyStream = (CONST BYTE*)(pAlgid + 1);
2288 TRACE("(hProv=%08lx, pbData=%p, dwDataLen=%ld, hPubKey=%08lx, dwFlags=%08lx, phKey=%p)\n",
2289 hProv, pbData, dwDataLen, hPubKey, dwFlags, phKey);
2291 if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
2292 (OBJECTHDR**)&pKeyContainer))
2294 SetLastError(NTE_BAD_UID);
2298 if (dwDataLen < sizeof(BLOBHEADER) ||
2299 pBlobHeader->bVersion != CUR_BLOB_VERSION ||
2300 pBlobHeader->reserved != 0)
2302 SetLastError(NTE_BAD_DATA);
2306 switch (pBlobHeader->bType)
2308 case PRIVATEKEYBLOB:
2309 if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)) ||
2310 (pRSAPubKey->magic != RSAENH_MAGIC_RSA2) ||
2311 (dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) +
2312 (2 * pRSAPubKey->bitlen >> 3) + (5 * ((pRSAPubKey->bitlen+8)>>4))))
2314 SetLastError(NTE_BAD_DATA);
2318 *phKey = new_key(hProv, pBlobHeader->aiKeyAlg, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
2319 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
2320 setup_key(pCryptKey);
2321 ret = import_private_key_impl((CONST BYTE*)(pRSAPubKey+1), &pCryptKey->context,
2322 pRSAPubKey->bitlen/8, pRSAPubKey->pubexp);
2324 switch (pBlobHeader->aiKeyAlg)
2328 RSAENH_CPDestroyKey(hProv, pKeyContainer->hSignatureKeyPair);
2329 copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
2330 (unsigned int*)&pKeyContainer->hSignatureKeyPair);
2332 case AT_KEYEXCHANGE:
2334 RSAENH_CPDestroyKey(hProv, pKeyContainer->hKeyExchangeKeyPair);
2335 copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
2336 (unsigned int*)&pKeyContainer->hKeyExchangeKeyPair);
2343 if ((dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY)) ||
2344 (pRSAPubKey->magic != RSAENH_MAGIC_RSA1) ||
2345 (dwDataLen < sizeof(BLOBHEADER) + sizeof(RSAPUBKEY) + (pRSAPubKey->bitlen >> 3)))
2347 SetLastError(NTE_BAD_DATA);
2351 /* Since this is a public key blob, only the public key is
2352 * available, so only signature verification is possible.
2354 algID = pBlobHeader->aiKeyAlg;
2355 if (algID == CALG_RSA_KEYX)
2356 algID = CALG_RSA_SIGN;
2357 *phKey = new_key(hProv, algID, MAKELONG(0,pRSAPubKey->bitlen), &pCryptKey);
2358 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
2359 setup_key(pCryptKey);
2360 ret = import_public_key_impl((CONST BYTE*)(pRSAPubKey+1), &pCryptKey->context,
2361 pRSAPubKey->bitlen >> 3, pRSAPubKey->pubexp);
2363 switch (pBlobHeader->aiKeyAlg)
2365 case AT_KEYEXCHANGE:
2367 RSAENH_CPDestroyKey(hProv, pKeyContainer->hKeyExchangeKeyPair);
2368 copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
2369 (unsigned int*)&pKeyContainer->hKeyExchangeKeyPair);
2376 if (!lookup_handle(&handle_table, hPubKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pPubKey) ||
2377 pPubKey->aiAlgid != CALG_RSA_KEYX)
2379 SetLastError(NTE_BAD_PUBLIC_KEY); /* FIXME: error code? */
2383 if (dwDataLen < sizeof(BLOBHEADER)+sizeof(ALG_ID)+pPubKey->dwBlockLen)
2385 SetLastError(NTE_BAD_DATA); /* FIXME: error code */
2389 pbDecrypted = HeapAlloc(GetProcessHeap(), 0, pPubKey->dwBlockLen);
2390 if (!pbDecrypted) return FALSE;
2391 encrypt_block_impl(pPubKey->aiAlgid, &pPubKey->context, pbKeyStream, pbDecrypted,
2394 dwKeyLen = RSAENH_MAX_KEY_SIZE;
2395 if (!unpad_data(pbDecrypted, pPubKey->dwBlockLen, pbDecrypted, &dwKeyLen, dwFlags)) {
2396 HeapFree(GetProcessHeap(), 0, pbDecrypted);
2400 *phKey = new_key(hProv, pBlobHeader->aiKeyAlg, dwKeyLen<<19, &pCryptKey);
2401 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
2403 HeapFree(GetProcessHeap(), 0, pbDecrypted);
2406 memcpy(pCryptKey->abKeyValue, pbDecrypted, dwKeyLen);
2407 HeapFree(GetProcessHeap(), 0, pbDecrypted);
2408 setup_key(pCryptKey);
2412 SetLastError(NTE_BAD_TYPE); /* FIXME: error code? */
2417 /******************************************************************************
2418 * CPGenKey (RSAENH.@)
2420 * Generate a key in the key container
2423 * hProv [I] Key container for which a key is to be generated.
2424 * Algid [I] Crypto algorithm identifier for the key to be generated.
2425 * dwFlags [I] Upper 16 bits: Binary length of key. Lower 16 bits: Flags. See Notes
2426 * phKey [O] Handle to the generated key.
2433 * Flags currently not considered.
2436 * Private key-exchange- and signature-keys can be generated with Algid AT_KEYEXCHANGE
2437 * and AT_SIGNATURE values.
2439 BOOL WINAPI RSAENH_CPGenKey(HCRYPTPROV hProv, ALG_ID Algid, DWORD dwFlags, HCRYPTKEY *phKey)
2441 KEYCONTAINER *pKeyContainer;
2442 CRYPTKEY *pCryptKey;
2444 TRACE("(hProv=%08lx, aiAlgid=%d, dwFlags=%08lx, phKey=%p)\n", hProv, Algid, dwFlags, phKey);
2446 if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
2447 (OBJECTHDR**)&pKeyContainer))
2449 /* MSDN: hProv not containing valid context handle */
2450 SetLastError(NTE_BAD_UID);
2458 *phKey = new_key(hProv, CALG_RSA_SIGN, dwFlags, &pCryptKey);
2460 new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
2461 setup_key(pCryptKey);
2462 if (Algid == AT_SIGNATURE) {
2463 RSAENH_CPDestroyKey(hProv, pKeyContainer->hSignatureKeyPair);
2464 copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
2465 (unsigned int*)&pKeyContainer->hSignatureKeyPair);
2470 case AT_KEYEXCHANGE:
2472 *phKey = new_key(hProv, CALG_RSA_KEYX, dwFlags, &pCryptKey);
2474 new_key_impl(pCryptKey->aiAlgid, &pCryptKey->context, pCryptKey->dwKeyLen);
2475 setup_key(pCryptKey);
2476 if (Algid == AT_KEYEXCHANGE) {
2477 RSAENH_CPDestroyKey(hProv, pKeyContainer->hKeyExchangeKeyPair);
2478 copy_handle(&handle_table, *phKey, RSAENH_MAGIC_KEY,
2479 (unsigned int*)&pKeyContainer->hKeyExchangeKeyPair);
2489 case CALG_PCT1_MASTER:
2490 case CALG_SSL2_MASTER:
2491 case CALG_SSL3_MASTER:
2492 case CALG_TLS1_MASTER:
2493 *phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
2495 gen_rand_impl(pCryptKey->abKeyValue, RSAENH_MAX_KEY_SIZE);
2497 case CALG_SSL3_MASTER:
2498 pCryptKey->abKeyValue[0] = RSAENH_SSL3_VERSION_MAJOR;
2499 pCryptKey->abKeyValue[1] = RSAENH_SSL3_VERSION_MINOR;
2502 case CALG_TLS1_MASTER:
2503 pCryptKey->abKeyValue[0] = RSAENH_TLS1_VERSION_MAJOR;
2504 pCryptKey->abKeyValue[1] = RSAENH_TLS1_VERSION_MINOR;
2507 setup_key(pCryptKey);
2512 /* MSDN: Algorithm not supported specified by Algid */
2513 SetLastError(NTE_BAD_ALGID);
2517 return *phKey != (unsigned int)INVALID_HANDLE_VALUE;
2520 /******************************************************************************
2521 * CPGenRandom (RSAENH.@)
2523 * Generate a random byte stream.
2526 * hProv [I] Key container that is used to generate random bytes.
2527 * dwLen [I] Specifies the number of requested random data bytes.
2528 * pbBuffer [O] Random bytes will be stored here.
2534 BOOL WINAPI RSAENH_CPGenRandom(HCRYPTPROV hProv, DWORD dwLen, BYTE *pbBuffer)
2536 TRACE("(hProv=%08lx, dwLen=%ld, pbBuffer=%p)\n", hProv, dwLen, pbBuffer);
2538 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
2540 /* MSDN: hProv not containing valid context handle */
2541 SetLastError(NTE_BAD_UID);
2545 return gen_rand_impl(pbBuffer, dwLen);
2548 /******************************************************************************
2549 * CPGetHashParam (RSAENH.@)
2551 * Query parameters of an hash object.
2554 * hProv [I] The kea container, which the hash belongs to.
2555 * hHash [I] The hash object that is to be queried.
2556 * dwParam [I] Specifies the parameter that is to be queried.
2557 * pbData [I] Pointer to the buffer where the parameter value will be stored.
2558 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
2559 * dwFlags [I] None currently defined.
2566 * Valid dwParams are: HP_ALGID, HP_HASHSIZE, HP_HASHVALUE. The hash will be
2567 * finalized if HP_HASHVALUE is queried.
2569 BOOL WINAPI RSAENH_CPGetHashParam(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam, BYTE *pbData,
2570 DWORD *pdwDataLen, DWORD dwFlags)
2572 CRYPTHASH *pCryptHash;
2574 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
2575 hProv, hHash, dwParam, pbData, pdwDataLen, dwFlags);
2577 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
2579 SetLastError(NTE_BAD_UID);
2585 SetLastError(NTE_BAD_FLAGS);
2589 if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
2590 (OBJECTHDR**)&pCryptHash))
2592 SetLastError(NTE_BAD_HASH);
2598 SetLastError(ERROR_INVALID_PARAMETER);
2605 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptHash->aiAlgid,
2609 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptHash->dwHashSize,
2613 if (pCryptHash->aiAlgid == CALG_TLS1PRF) {
2614 return tls1_prf(hProv, pCryptHash->hKey, &pCryptHash->tpPRFParams.blobLabel,
2615 &pCryptHash->tpPRFParams.blobSeed, pbData, *pdwDataLen);
2618 if ( pbData == NULL ) {
2619 *pdwDataLen = pCryptHash->dwHashSize;
2623 if (pCryptHash->dwState == RSAENH_HASHSTATE_IDLE) {
2624 SetLastError(NTE_BAD_HASH_STATE);
2628 if (pbData && (pCryptHash->dwState != RSAENH_HASHSTATE_FINISHED))
2630 finalize_hash(pCryptHash);
2631 pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
2634 return copy_param(pbData, pdwDataLen, (CONST BYTE*)pCryptHash->abHashValue,
2635 pCryptHash->dwHashSize);
2638 SetLastError(NTE_BAD_TYPE);
2643 /******************************************************************************
2644 * CPSetKeyParam (RSAENH.@)
2646 * Set a parameter of a key object
2649 * hProv [I] The key container to which the key belongs.
2650 * hKey [I] The key for which a parameter is to be set.
2651 * dwParam [I] Parameter type. See Notes.
2652 * pbData [I] Pointer to the parameter value.
2653 * dwFlags [I] Currently none defined.
2660 * Defined dwParam types are:
2661 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
2662 * - KP_MODE_BITS: Shift width for cipher feedback mode. (Currently ignored by MS CSP's)
2663 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
2664 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
2665 * - KP_IV: Initialization vector
2667 BOOL WINAPI RSAENH_CPSetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE *pbData,
2670 CRYPTKEY *pCryptKey;
2672 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n", hProv, hKey,
2673 dwParam, pbData, dwFlags);
2675 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
2677 SetLastError(NTE_BAD_UID);
2682 SetLastError(NTE_BAD_FLAGS);
2686 if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
2688 SetLastError(NTE_BAD_KEY);
2694 pCryptKey->dwMode = *(DWORD*)pbData;
2698 pCryptKey->dwModeBits = *(DWORD*)pbData;
2701 case KP_PERMISSIONS:
2702 pCryptKey->dwPermissions = *(DWORD*)pbData;
2706 memcpy(pCryptKey->abInitVector, pbData, pCryptKey->dwBlockLen);
2709 case KP_SCHANNEL_ALG:
2710 switch (((PSCHANNEL_ALG)pbData)->dwUse) {
2711 case SCHANNEL_ENC_KEY:
2712 memcpy(&pCryptKey->siSChannelInfo.saEncAlg, pbData, sizeof(SCHANNEL_ALG));
2715 case SCHANNEL_MAC_KEY:
2716 memcpy(&pCryptKey->siSChannelInfo.saMACAlg, pbData, sizeof(SCHANNEL_ALG));
2720 SetLastError(NTE_FAIL); /* FIXME: error code */
2725 case KP_CLIENT_RANDOM:
2726 return copy_data_blob(&pCryptKey->siSChannelInfo.blobClientRandom, (PCRYPT_DATA_BLOB)pbData);
2728 case KP_SERVER_RANDOM:
2729 return copy_data_blob(&pCryptKey->siSChannelInfo.blobServerRandom, (PCRYPT_DATA_BLOB)pbData);
2732 SetLastError(NTE_BAD_TYPE);
2737 /******************************************************************************
2738 * CPGetKeyParam (RSAENH.@)
2740 * Query a key parameter.
2743 * hProv [I] The key container, which the key belongs to.
2744 * hHash [I] The key object that is to be queried.
2745 * dwParam [I] Specifies the parameter that is to be queried.
2746 * pbData [I] Pointer to the buffer where the parameter value will be stored.
2747 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
2748 * dwFlags [I] None currently defined.
2755 * Defined dwParam types are:
2756 * - KP_MODE: Values MODE_CBC, MODE_ECB, MODE_CFB.
2757 * - KP_MODE_BITS: Shift width for cipher feedback mode.
2758 * (Currently ignored by MS CSP's - always eight)
2759 * - KP_PERMISSIONS: Or'ed combination of CRYPT_ENCRYPT, CRYPT_DECRYPT,
2760 * CRYPT_EXPORT, CRYPT_READ, CRYPT_WRITE, CRYPT_MAC
2761 * - KP_IV: Initialization vector.
2762 * - KP_KEYLEN: Bitwidth of the key.
2763 * - KP_BLOCKLEN: Size of a block cipher block.
2764 * - KP_SALT: Salt value.
2766 BOOL WINAPI RSAENH_CPGetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam, BYTE *pbData,
2767 DWORD *pdwDataLen, DWORD dwFlags)
2769 CRYPTKEY *pCryptKey;
2772 TRACE("(hProv=%08lx, hKey=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p dwFlags=%08lx)\n",
2773 hProv, hKey, dwParam, pbData, pdwDataLen, dwFlags);
2775 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
2777 SetLastError(NTE_BAD_UID);
2782 SetLastError(NTE_BAD_FLAGS);
2786 if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pCryptKey))
2788 SetLastError(NTE_BAD_KEY);
2795 return copy_param(pbData, pdwDataLen, (CONST BYTE*)pCryptKey->abInitVector,
2796 pCryptKey->dwBlockLen);
2799 return copy_param(pbData, pdwDataLen,
2800 (CONST BYTE*)&pCryptKey->abKeyValue[pCryptKey->dwKeyLen], pCryptKey->dwSaltLen);
2803 dwBitLen = pCryptKey->dwKeyLen << 3;
2804 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwBitLen, sizeof(DWORD));
2807 dwBitLen = pCryptKey->dwBlockLen << 3;
2808 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwBitLen, sizeof(DWORD));
2811 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwMode, sizeof(DWORD));
2814 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwModeBits,
2817 case KP_PERMISSIONS:
2818 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->dwPermissions,
2822 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&pCryptKey->aiAlgid, sizeof(DWORD));
2825 SetLastError(NTE_BAD_TYPE);
2830 /******************************************************************************
2831 * CPGetProvParam (RSAENH.@)
2833 * Query a CSP parameter.
2836 * hProv [I] The key container that is to be queried.
2837 * dwParam [I] Specifies the parameter that is to be queried.
2838 * pbData [I] Pointer to the buffer where the parameter value will be stored.
2839 * pdwDataLen [I/O] I: Buffer length at pbData, O: Length of the parameter value.
2840 * dwFlags [I] CRYPT_FIRST: Start enumeration (for PP_ENUMALGS{_EX}).
2846 * Defined dwParam types:
2847 * - PP_CONTAINER: Name of the key container.
2848 * - PP_NAME: Name of the cryptographic service provider.
2849 * - PP_SIG_KEYSIZE_INC: RSA signature keywidth granularity in bits.
2850 * - PP_KEYX_KEYSIZE_INC: RSA key-exchange keywidth granularity in bits.
2851 * - PP_ENUMALGS{_EX}: Query provider capabilities.
2853 BOOL WINAPI RSAENH_CPGetProvParam(HCRYPTPROV hProv, DWORD dwParam, BYTE *pbData,
2854 DWORD *pdwDataLen, DWORD dwFlags)
2856 KEYCONTAINER *pKeyContainer;
2857 PROV_ENUMALGS provEnumalgs;
2859 CHAR szRSABase[MAX_PATH];
2860 HKEY hKey, hRootKey;
2862 /* This is for dwParam 41, which does not seem to be documented
2863 * on MSDN. IE6 SP1 asks for it in the 'About' dialog, however.
2864 * Returning this BLOB seems to satisfy IE. The marked 0x00 seem
2865 * to be 'don't care's. If you know anything more specific about
2866 * provider parameter 41, please report to wine-devel@winehq.org */
2867 static CONST BYTE abWTF[96] = {
2868 0xb0, 0x25, 0x63, 0x86, 0x9c, 0xab, 0xb6, 0x37,
2869 0xe8, 0x82, /**/0x00,/**/ 0x72, 0x06, 0xb2, /**/0x00,/**/ 0x3b,
2870 0x60, 0x35, /**/0x00,/**/ 0x3b, 0x88, 0xce, /**/0x00,/**/ 0x82,
2871 0xbc, 0x7a, /**/0x00,/**/ 0xb7, 0x4f, 0x7e, /**/0x00,/**/ 0xde,
2872 0x92, 0xf1, /**/0x00,/**/ 0x83, 0xea, 0x5e, /**/0x00,/**/ 0xc8,
2873 0x12, 0x1e, 0xd4, 0x06, 0xf7, 0x66, /**/0x00,/**/ 0x01,
2874 0x29, 0xa4, /**/0x00,/**/ 0xf8, 0x24, 0x0c, /**/0x00,/**/ 0x33,
2875 0x06, 0x80, /**/0x00,/**/ 0x02, 0x46, 0x0b, /**/0x00,/**/ 0x6d,
2876 0x5b, 0xca, /**/0x00,/**/ 0x9a, 0x10, 0xf0, /**/0x00,/**/ 0x05,
2877 0x19, 0xd0, /**/0x00,/**/ 0x2c, 0xf6, 0x27, /**/0x00,/**/ 0xaa,
2878 0x7c, 0x6f, /**/0x00,/**/ 0xb9, 0xd8, 0x72, /**/0x00,/**/ 0x03,
2879 0xf3, 0x81, /**/0x00,/**/ 0xfa, 0xe8, 0x26, /**/0x00,/**/ 0xca
2882 TRACE("(hProv=%08lx, dwParam=%08lx, pbData=%p, pdwDataLen=%p, dwFlags=%08lx)\n",
2883 hProv, dwParam, pbData, pdwDataLen, dwFlags);
2886 SetLastError(ERROR_INVALID_PARAMETER);
2890 if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
2891 (OBJECTHDR**)&pKeyContainer))
2893 /* MSDN: hProv not containing valid context handle */
2894 SetLastError(NTE_BAD_UID);
2901 return copy_param(pbData, pdwDataLen, (CONST BYTE*)pKeyContainer->szName,
2902 strlen(pKeyContainer->szName)+1);
2905 return copy_param(pbData, pdwDataLen, (CONST BYTE*)pKeyContainer->szProvName,
2906 strlen(pKeyContainer->szProvName)+1);
2908 case PP_SIG_KEYSIZE_INC:
2909 case PP_KEYX_KEYSIZE_INC:
2911 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwTemp, sizeof(dwTemp));
2914 dwTemp = CRYPT_IMPL_SOFTWARE;
2915 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwTemp, sizeof(dwTemp));
2918 dwTemp = 0x00000200;
2919 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&dwTemp, sizeof(dwTemp));
2921 case PP_ENUMCONTAINERS:
2922 if ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) pKeyContainer->dwEnumContainersCtr = 0;
2925 *pdwDataLen = (DWORD)MAX_PATH + 1;
2929 sprintf(szRSABase, RSAENH_REGKEY, "");
2931 if (dwFlags & CRYPT_MACHINE_KEYSET) {
2932 hRootKey = HKEY_LOCAL_MACHINE;
2934 hRootKey = HKEY_CURRENT_USER;
2937 if (RegOpenKeyExA(hRootKey, szRSABase, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
2939 SetLastError(ERROR_NO_MORE_ITEMS);
2943 dwTemp = *pdwDataLen;
2944 switch (RegEnumKeyExA(hKey, pKeyContainer->dwEnumContainersCtr, (LPSTR)pbData, &dwTemp,
2945 NULL, NULL, NULL, NULL))
2947 case ERROR_MORE_DATA:
2948 *pdwDataLen = (DWORD)MAX_PATH + 1;
2951 pKeyContainer->dwEnumContainersCtr++;
2955 case ERROR_NO_MORE_ITEMS:
2957 SetLastError(ERROR_NO_MORE_ITEMS);
2963 case PP_ENUMALGS_EX:
2964 if (((pKeyContainer->dwEnumAlgsCtr >= RSAENH_MAX_ENUMALGS-1) ||
2965 (!aProvEnumAlgsEx[pKeyContainer->dwPersonality]
2966 [pKeyContainer->dwEnumAlgsCtr+1].aiAlgid)) &&
2967 ((dwFlags & CRYPT_FIRST) != CRYPT_FIRST))
2969 SetLastError(ERROR_NO_MORE_ITEMS);
2973 if (dwParam == PP_ENUMALGS) {
2974 if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS)))
2975 pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ?
2976 0 : pKeyContainer->dwEnumAlgsCtr+1;
2978 provEnumalgs.aiAlgid = aProvEnumAlgsEx
2979 [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].aiAlgid;
2980 provEnumalgs.dwBitLen = aProvEnumAlgsEx
2981 [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwDefaultLen;
2982 provEnumalgs.dwNameLen = aProvEnumAlgsEx
2983 [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].dwNameLen;
2984 memcpy(provEnumalgs.szName, aProvEnumAlgsEx
2985 [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr].szName,
2988 return copy_param(pbData, pdwDataLen, (CONST BYTE*)&provEnumalgs,
2989 sizeof(PROV_ENUMALGS));
2991 if (pbData && (*pdwDataLen >= sizeof(PROV_ENUMALGS_EX)))
2992 pKeyContainer->dwEnumAlgsCtr = ((dwFlags & CRYPT_FIRST) == CRYPT_FIRST) ?
2993 0 : pKeyContainer->dwEnumAlgsCtr+1;
2995 return copy_param(pbData, pdwDataLen,
2996 (CONST BYTE*)&aProvEnumAlgsEx
2997 [pKeyContainer->dwPersonality][pKeyContainer->dwEnumAlgsCtr],
2998 sizeof(PROV_ENUMALGS_EX));
3001 case 41: /* Undocumented. Asked for by IE About dialog */
3002 return copy_param(pbData, pdwDataLen, abWTF, sizeof(abWTF));
3005 /* MSDN: Unknown parameter number in dwParam */
3006 SetLastError(NTE_BAD_TYPE);
3011 /******************************************************************************
3012 * CPDeriveKey (RSAENH.@)
3014 * Derives a key from a hash value.
3017 * hProv [I] Key container for which a key is to be generated.
3018 * Algid [I] Crypto algorithm identifier for the key to be generated.
3019 * hBaseData [I] Hash from whose value the key will be derived.
3020 * dwFlags [I] See Notes.
3021 * phKey [O] The generated key.
3029 * - CRYPT_EXPORTABLE: Key can be exported.
3030 * - CRYPT_NO_SALT: No salt is used for 40 bit keys.
3031 * - CRYPT_CREATE_SALT: Use remaining bits as salt value.
3033 BOOL WINAPI RSAENH_CPDeriveKey(HCRYPTPROV hProv, ALG_ID Algid, HCRYPTHASH hBaseData,
3034 DWORD dwFlags, HCRYPTKEY *phKey)
3036 CRYPTKEY *pCryptKey, *pMasterKey;
3037 CRYPTHASH *pCryptHash;
3038 BYTE abHashValue[RSAENH_MAX_HASH_SIZE*2];
3041 TRACE("(hProv=%08lx, Algid=%d, hBaseData=%08lx, dwFlags=%08lx phKey=%p)\n", hProv, Algid,
3042 hBaseData, dwFlags, phKey);
3044 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
3046 SetLastError(NTE_BAD_UID);
3050 if (!lookup_handle(&handle_table, (unsigned int)hBaseData, RSAENH_MAGIC_HASH,
3051 (OBJECTHDR**)&pCryptHash))
3053 SetLastError(NTE_BAD_HASH);
3059 SetLastError(ERROR_INVALID_PARAMETER);
3063 switch (GET_ALG_CLASS(Algid))
3065 case ALG_CLASS_DATA_ENCRYPT:
3066 *phKey = new_key(hProv, Algid, dwFlags, &pCryptKey);
3067 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
3070 * We derive the key material from the hash.
3071 * If the hash value is not large enough for the claimed key, we have to construct
3072 * a larger binary value based on the hash. This is documented in MSDN: CryptDeriveKey.
3074 dwLen = RSAENH_MAX_HASH_SIZE;
3075 RSAENH_CPGetHashParam(pCryptHash->hProv, hBaseData, HP_HASHVAL, abHashValue, &dwLen, 0);
3077 if (dwLen < pCryptKey->dwKeyLen) {
3078 BYTE pad1[RSAENH_HMAC_DEF_PAD_LEN], pad2[RSAENH_HMAC_DEF_PAD_LEN];
3079 BYTE old_hashval[RSAENH_MAX_HASH_SIZE];
3082 memcpy(old_hashval, pCryptHash->abHashValue, RSAENH_MAX_HASH_SIZE);
3084 for (i=0; i<RSAENH_HMAC_DEF_PAD_LEN; i++) {
3085 pad1[i] = RSAENH_HMAC_DEF_IPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
3086 pad2[i] = RSAENH_HMAC_DEF_OPAD_CHAR ^ (i<dwLen ? abHashValue[i] : 0);
3089 init_hash(pCryptHash);
3090 update_hash(pCryptHash, pad1, RSAENH_HMAC_DEF_PAD_LEN);
3091 finalize_hash(pCryptHash);
3092 memcpy(abHashValue, pCryptHash->abHashValue, pCryptHash->dwHashSize);
3094 init_hash(pCryptHash);
3095 update_hash(pCryptHash, pad2, RSAENH_HMAC_DEF_PAD_LEN);
3096 finalize_hash(pCryptHash);
3097 memcpy(abHashValue+pCryptHash->dwHashSize, pCryptHash->abHashValue,
3098 pCryptHash->dwHashSize);
3100 memcpy(pCryptHash->abHashValue, old_hashval, RSAENH_MAX_HASH_SIZE);
3103 memcpy(pCryptKey->abKeyValue, abHashValue,
3104 RSAENH_MIN(pCryptKey->dwKeyLen, sizeof(pCryptKey->abKeyValue)));
3107 case ALG_CLASS_MSG_ENCRYPT:
3108 if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY,
3109 (OBJECTHDR**)&pMasterKey))
3111 SetLastError(NTE_FAIL); /* FIXME error code */
3117 /* See RFC 2246, chapter 6.3 Key calculation */
3118 case CALG_SCHANNEL_ENC_KEY:
3119 *phKey = new_key(hProv, pMasterKey->siSChannelInfo.saEncAlg.Algid,
3120 MAKELONG(LOWORD(dwFlags),pMasterKey->siSChannelInfo.saEncAlg.cBits),
3122 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
3123 memcpy(pCryptKey->abKeyValue,
3124 pCryptHash->abHashValue + (
3125 2 * (pMasterKey->siSChannelInfo.saMACAlg.cBits / 8) +
3126 ((dwFlags & CRYPT_SERVER) ?
3127 (pMasterKey->siSChannelInfo.saEncAlg.cBits / 8) : 0)),
3128 pMasterKey->siSChannelInfo.saEncAlg.cBits / 8);
3129 memcpy(pCryptKey->abInitVector,
3130 pCryptHash->abHashValue + (
3131 2 * (pMasterKey->siSChannelInfo.saMACAlg.cBits / 8) +
3132 2 * (pMasterKey->siSChannelInfo.saEncAlg.cBits / 8) +
3133 ((dwFlags & CRYPT_SERVER) ? pCryptKey->dwBlockLen : 0)),
3134 pCryptKey->dwBlockLen);
3137 case CALG_SCHANNEL_MAC_KEY:
3138 *phKey = new_key(hProv, Algid,
3139 MAKELONG(LOWORD(dwFlags),pMasterKey->siSChannelInfo.saMACAlg.cBits),
3141 if (*phKey == (HCRYPTKEY)INVALID_HANDLE_VALUE) return FALSE;
3142 memcpy(pCryptKey->abKeyValue,
3143 pCryptHash->abHashValue + ((dwFlags & CRYPT_SERVER) ?
3144 pMasterKey->siSChannelInfo.saMACAlg.cBits / 8 : 0),
3145 pMasterKey->siSChannelInfo.saMACAlg.cBits / 8);
3149 SetLastError(NTE_BAD_ALGID);
3155 SetLastError(NTE_BAD_ALGID);
3159 setup_key(pCryptKey);
3163 /******************************************************************************
3164 * CPGetUserKey (RSAENH.@)
3166 * Returns a handle to the user's private key-exchange- or signature-key.
3169 * hProv [I] The key container from which a user key is requested.
3170 * dwKeySpec [I] AT_KEYEXCHANGE or AT_SIGNATURE
3171 * phUserKey [O] Handle to the requested key or INVALID_HANDLE_VALUE in case of failure.
3178 * A newly created key container does not contain private user key. Create them with CPGenKey.
3180 BOOL WINAPI RSAENH_CPGetUserKey(HCRYPTPROV hProv, DWORD dwKeySpec, HCRYPTKEY *phUserKey)
3182 KEYCONTAINER *pKeyContainer;
3184 TRACE("(hProv=%08lx, dwKeySpec=%08lx, phUserKey=%p)\n", hProv, dwKeySpec, phUserKey);
3186 if (!lookup_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER,
3187 (OBJECTHDR**)&pKeyContainer))
3189 /* MSDN: hProv not containing valid context handle */
3190 SetLastError(NTE_BAD_UID);
3196 case AT_KEYEXCHANGE:
3197 copy_handle(&handle_table, pKeyContainer->hKeyExchangeKeyPair, RSAENH_MAGIC_KEY,
3198 (unsigned int*)phUserKey);
3202 copy_handle(&handle_table, pKeyContainer->hSignatureKeyPair, RSAENH_MAGIC_KEY,
3203 (unsigned int*)phUserKey);
3207 *phUserKey = (HCRYPTKEY)INVALID_HANDLE_VALUE;
3210 if (*phUserKey == (HCRYPTKEY)INVALID_HANDLE_VALUE)
3212 /* MSDN: dwKeySpec parameter specifies nonexistent key */
3213 SetLastError(NTE_NO_KEY);
3220 /******************************************************************************
3221 * CPHashData (RSAENH.@)
3223 * Updates a hash object with the given data.
3226 * hProv [I] Key container to which the hash object belongs.
3227 * hHash [I] Hash object which is to be updated.
3228 * pbData [I] Pointer to data with which the hash object is to be updated.
3229 * dwDataLen [I] Length of the data.
3230 * dwFlags [I] Currently none defined.
3237 * The actual hash value is queried with CPGetHashParam, which will finalize
3238 * the hash. Updating a finalized hash will fail with a last error NTE_BAD_HASH_STATE.
3240 BOOL WINAPI RSAENH_CPHashData(HCRYPTPROV hProv, HCRYPTHASH hHash, CONST BYTE *pbData,
3241 DWORD dwDataLen, DWORD dwFlags)
3243 CRYPTHASH *pCryptHash;
3245 TRACE("(hProv=%08lx, hHash=%08lx, pbData=%p, dwDataLen=%ld, dwFlags=%08lx)\n",
3246 hProv, hHash, pbData, dwDataLen, dwFlags);
3250 SetLastError(NTE_BAD_FLAGS);
3254 if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
3255 (OBJECTHDR**)&pCryptHash))
3257 SetLastError(NTE_BAD_HASH);
3261 if (!get_algid_info(hProv, pCryptHash->aiAlgid) || pCryptHash->aiAlgid == CALG_SSL3_SHAMD5)
3263 SetLastError(NTE_BAD_ALGID);
3267 if (pCryptHash->dwState == RSAENH_HASHSTATE_IDLE)
3268 pCryptHash->dwState = RSAENH_HASHSTATE_HASHING;
3270 if (pCryptHash->dwState != RSAENH_HASHSTATE_HASHING)
3272 SetLastError(NTE_BAD_HASH_STATE);
3276 update_hash(pCryptHash, pbData, dwDataLen);
3280 /******************************************************************************
3281 * CPHashSessionKey (RSAENH.@)
3283 * Updates a hash object with the binary representation of a symmetric key.
3286 * hProv [I] Key container to which the hash object belongs.
3287 * hHash [I] Hash object which is to be updated.
3288 * hKey [I] The symmetric key, whose binary value will be added to the hash.
3289 * dwFlags [I] CRYPT_LITTLE_ENDIAN, if the binary key value shall be interpreted as little endian.
3295 BOOL WINAPI RSAENH_CPHashSessionKey(HCRYPTPROV hProv, HCRYPTHASH hHash, HCRYPTKEY hKey,
3298 BYTE abKeyValue[RSAENH_MAX_KEY_SIZE], bTemp;
3302 TRACE("(hProv=%08lx, hHash=%08lx, hKey=%08lx, dwFlags=%08lx)\n", hProv, hHash, hKey, dwFlags);
3304 if (!lookup_handle(&handle_table, (unsigned int)hKey, RSAENH_MAGIC_KEY, (OBJECTHDR**)&pKey) ||
3305 (GET_ALG_CLASS(pKey->aiAlgid) != ALG_CLASS_DATA_ENCRYPT))
3307 SetLastError(NTE_BAD_KEY);
3311 if (dwFlags & ~CRYPT_LITTLE_ENDIAN) {
3312 SetLastError(NTE_BAD_FLAGS);
3316 memcpy(abKeyValue, pKey->abKeyValue, pKey->dwKeyLen);
3317 if (!(dwFlags & CRYPT_LITTLE_ENDIAN)) {
3318 for (i=0; i<pKey->dwKeyLen/2; i++) {
3319 bTemp = abKeyValue[i];
3320 abKeyValue[i] = abKeyValue[pKey->dwKeyLen-i-1];
3321 abKeyValue[pKey->dwKeyLen-i-1] = bTemp;
3325 return RSAENH_CPHashData(hProv, hHash, abKeyValue, pKey->dwKeyLen, 0);
3328 /******************************************************************************
3329 * CPReleaseContext (RSAENH.@)
3331 * Release a key container.
3334 * hProv [I] Key container to be released.
3335 * dwFlags [I] Currently none defined.
3341 BOOL WINAPI RSAENH_CPReleaseContext(HCRYPTPROV hProv, DWORD dwFlags)
3343 TRACE("(hProv=%08lx, dwFlags=%08lx)\n", hProv, dwFlags);
3345 if (!release_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
3347 /* MSDN: hProv not containing valid context handle */
3348 SetLastError(NTE_BAD_UID);
3353 SetLastError(NTE_BAD_FLAGS);
3360 /******************************************************************************
3361 * CPSetHashParam (RSAENH.@)
3363 * Set a parameter of a hash object
3366 * hProv [I] The key container to which the key belongs.
3367 * hHash [I] The hash object for which a parameter is to be set.
3368 * dwParam [I] Parameter type. See Notes.
3369 * pbData [I] Pointer to the parameter value.
3370 * dwFlags [I] Currently none defined.
3377 * Currently only the HP_HMAC_INFO dwParam type is defined.
3378 * The HMAC_INFO struct will be deep copied into the hash object.
3379 * See Internet RFC 2104 for details on the HMAC algorithm.
3381 BOOL WINAPI RSAENH_CPSetHashParam(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwParam,
3382 BYTE *pbData, DWORD dwFlags)
3384 CRYPTHASH *pCryptHash;
3385 CRYPTKEY *pCryptKey;
3388 TRACE("(hProv=%08lx, hHash=%08lx, dwParam=%08lx, pbData=%p, dwFlags=%08lx)\n",
3389 hProv, hHash, dwParam, pbData, dwFlags);
3391 if (!is_valid_handle(&handle_table, (unsigned int)hProv, RSAENH_MAGIC_CONTAINER))
3393 SetLastError(NTE_BAD_UID);
3398 SetLastError(NTE_BAD_FLAGS);
3402 if (!lookup_handle(&handle_table, (unsigned int)hHash, RSAENH_MAGIC_HASH,
3403 (OBJECTHDR**)&pCryptHash))
3405 SetLastError(NTE_BAD_HASH);
3411 free_hmac_info(pCryptHash->pHMACInfo);
3412 if (!copy_hmac_info(&pCryptHash->pHMACInfo, (PHMAC_INFO)pbData)) return FALSE;
3414 if (!lookup_handle(&handle_table, pCryptHash->hKey, RSAENH_MAGIC_KEY,
3415 (OBJECTHDR**)&pCryptKey))
3417 SetLastError(NTE_FAIL); /* FIXME: correct error code? */
3421 for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbInnerString); i++) {
3422 pCryptHash->pHMACInfo->pbInnerString[i] ^= pCryptKey->abKeyValue[i];
3424 for (i=0; i<RSAENH_MIN(pCryptKey->dwKeyLen,pCryptHash->pHMACInfo->cbOuterString); i++) {
3425 pCryptHash->pHMACInfo->pbOuterString[i] ^= pCryptKey->abKeyValue[i];
3428 init_hash(pCryptHash);
3432 memcpy(pCryptHash->abHashValue, pbData, pCryptHash->dwHashSize);
3433 pCryptHash->dwState = RSAENH_HASHSTATE_FINISHED;
3436 case HP_TLS1PRF_SEED:
3437 return copy_data_blob(&pCryptHash->tpPRFParams.blobSeed, (PCRYPT_DATA_BLOB)pbData);
3439 case HP_TLS1PRF_LABEL:
3440 return copy_data_blob(&pCryptHash->tpPRFParams.blobLabel, (PCRYPT_DATA_BLOB)pbData);
3443 SetLastError(NTE_BAD_TYPE);
3448 /******************************************************************************
3449 * CPSetProvParam (RSAENH.@)
3451 BOOL WINAPI RSAENH_CPSetProvParam(HCRYPTPROV hProv, DWORD dwParam, BYTE *pbData, DWORD dwFlags)
3457 /******************************************************************************
3458 * CPSignHash (RSAENH.@)
3460 * Sign a hash object
3463 * hProv [I] The key container, to which the hash object belongs.
3464 * hHash [I] The hash object to be signed.
3465 * dwKeySpec [I] AT_SIGNATURE or AT_KEYEXCHANGE: Key used to generate the signature.
3466 * sDescription [I] Should be NULL for security reasons.
3467 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
3468 * pbSignature [O] Buffer, to which the signature will be stored. May be NULL to query SigLen.
3469 * pdwSigLen [I/O] Size of the buffer (in), Length of the signature (out)
3475 BOOL WINAPI RSAENH_CPSignHash(HCRYPTPROV hProv, HCRYPTHASH hHash, DWORD dwKeySpec,
3476 LPCWSTR sDescription, DWORD dwFlags, BYTE *pbSignature,
3479 HCRYPTKEY hCryptKey;
3480 CRYPTKEY *pCryptKey;
3482 BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
3485 TRACE("(hProv=%08lx, hHash=%08lx, dwKeySpec=%08lx, sDescription=%s, dwFlags=%08lx, "
3486 "pbSignature=%p, pdwSigLen=%p)\n", hProv, hHash, dwKeySpec, debugstr_w(sDescription),
3487 dwFlags, pbSignature, pdwSigLen);
3489 if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
3490 SetLastError(NTE_BAD_FLAGS);
3494 if (!RSAENH_CPGetUserKey(hProv, dwKeySpec, &hCryptKey)) return FALSE;
3496 if (!lookup_handle(&handle_table, (unsigned int)hCryptKey, RSAENH_MAGIC_KEY,
3497 (OBJECTHDR**)&pCryptKey))
3499 SetLastError(NTE_NO_KEY);
3504 *pdwSigLen = pCryptKey->dwKeyLen;
3507 if (pCryptKey->dwKeyLen > *pdwSigLen)
3509 SetLastError(ERROR_MORE_DATA);
3510 *pdwSigLen = pCryptKey->dwKeyLen;
3513 *pdwSigLen = pCryptKey->dwKeyLen;
3516 if (!RSAENH_CPHashData(hProv, hHash, (CONST BYTE*)sDescription,
3517 (DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
3523 dwHashLen = sizeof(DWORD);
3524 if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) return FALSE;
3526 dwHashLen = RSAENH_MAX_HASH_SIZE;
3527 if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) return FALSE;
3530 if (!build_hash_signature(pbSignature, *pdwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags)) {
3534 return encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbSignature, pbSignature, RSAENH_ENCRYPT);
3537 /******************************************************************************
3538 * CPVerifySignature (RSAENH.@)
3540 * Verify the signature of a hash object.
3543 * hProv [I] The key container, to which the hash belongs.
3544 * hHash [I] The hash for which the signature is verified.
3545 * pbSignature [I] The binary signature.
3546 * dwSigLen [I] Length of the signature BLOB.
3547 * hPubKey [I] Public key used to verify the signature.
3548 * sDescription [I] Should be NULL for security reasons.
3549 * dwFlags [I] 0, CRYPT_NOHASHOID or CRYPT_X931_FORMAT: Format of the signature.
3552 * Success: TRUE (Signature is valid)
3553 * Failure: FALSE (GetLastError() == NTE_BAD_SIGNATURE, if signature is invalid)
3555 BOOL WINAPI RSAENH_CPVerifySignature(HCRYPTPROV hProv, HCRYPTHASH hHash, CONST BYTE *pbSignature,
3556 DWORD dwSigLen, HCRYPTKEY hPubKey, LPCWSTR sDescription,
3559 BYTE *pbConstructed = NULL, *pbDecrypted = NULL;
3560 CRYPTKEY *pCryptKey;
3563 BYTE abHashValue[RSAENH_MAX_HASH_SIZE];
3566 TRACE("(hProv=%08lx, hHash=%08lx, pbSignature=%p, dwSigLen=%ld, hPubKey=%08lx, sDescription=%s, "
3567 "dwFlags=%08lx)\n", hProv, hHash, pbSignature, dwSigLen, hPubKey, debugstr_w(sDescription),
3570 if (dwFlags & ~(CRYPT_NOHASHOID|CRYPT_X931_FORMAT)) {
3571 SetLastError(NTE_BAD_FLAGS);
3575 if (!is_valid_handle(&handle_table, hProv, RSAENH_MAGIC_CONTAINER))
3577 SetLastError(NTE_BAD_UID);
3581 if (!lookup_handle(&handle_table, (unsigned int)hPubKey, RSAENH_MAGIC_KEY,
3582 (OBJECTHDR**)&pCryptKey))
3584 SetLastError(NTE_BAD_KEY);
3589 if (!RSAENH_CPHashData(hProv, hHash, (CONST BYTE*)sDescription,
3590 (DWORD)lstrlenW(sDescription)*sizeof(WCHAR), 0))
3596 dwHashLen = sizeof(DWORD);
3597 if (!RSAENH_CPGetHashParam(hProv, hHash, HP_ALGID, (BYTE*)&aiAlgid, &dwHashLen, 0)) return FALSE;
3599 dwHashLen = RSAENH_MAX_HASH_SIZE;
3600 if (!RSAENH_CPGetHashParam(hProv, hHash, HP_HASHVAL, abHashValue, &dwHashLen, 0)) return FALSE;
3602 pbConstructed = HeapAlloc(GetProcessHeap(), 0, dwSigLen);
3603 if (!pbConstructed) {
3604 SetLastError(NTE_NO_MEMORY);
3608 pbDecrypted = HeapAlloc(GetProcessHeap(), 0, dwSigLen);
3610 SetLastError(NTE_NO_MEMORY);
3614 if (!encrypt_block_impl(pCryptKey->aiAlgid, &pCryptKey->context, pbSignature, pbDecrypted,
3620 if (!build_hash_signature(pbConstructed, dwSigLen, aiAlgid, abHashValue, dwHashLen, dwFlags)) {
3624 if (memcmp(pbDecrypted, pbConstructed, dwSigLen)) {
3625 SetLastError(NTE_BAD_SIGNATURE);
3631 HeapFree(GetProcessHeap(), 0, pbConstructed);
3632 HeapFree(GetProcessHeap(), 0, pbDecrypted);
3636 static const WCHAR szProviderKeys[4][97] = {
3637 { 'S','o','f','t','w','a','r','e','\\',
3638 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
3639 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
3640 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','B','a','s',
3641 'e',' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
3642 'o','v','i','d','e','r',' ','v','1','.','0',0 },
3643 { 'S','o','f','t','w','a','r','e','\\',
3644 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
3645 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
3646 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
3647 'E','n','h','a','n','c','e','d',
3648 ' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
3649 'o','v','i','d','e','r',' ','v','1','.','0',0 },
3650 { 'S','o','f','t','w','a','r','e','\\',
3651 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
3652 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
3653 'i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ','S','t','r','o','n','g',
3654 ' ','C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r',
3655 'o','v','i','d','e','r',0 },
3656 { 'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
3657 'C','r','y','p','t','o','g','r','a','p','h','y','\\','D','e','f','a','u','l','t','s','\\',
3658 'P','r','o','v','i','d','e','r','\\','M','i','c','r','o','s','o','f','t',' ',
3659 'R','S','A',' ','S','C','h','a','n','n','e','l',' ',
3660 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ','P','r','o','v','i','d','e','r',0 }
3662 static const WCHAR szDefaultKeys[2][65] = {
3663 { 'S','o','f','t','w','a','r','e','\\',
3664 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
3665 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
3666 'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','0','1',0 },
3667 { 'S','o','f','t','w','a','r','e','\\',
3668 'M','i','c','r','o','s','o','f','t','\\','C','r','y','p','t','o','g','r',
3669 'a','p','h','y','\\','D','e','f','a','u','l','t','s','\\','P','r','o','v',
3670 'i','d','e','r',' ','T','y','p','e','s','\\','T','y','p','e',' ','0','1','2',0 }
3674 /******************************************************************************
3675 * DllRegisterServer (RSAENH.@)
3677 * Dll self registration.
3686 * Registers the following keys:
3687 * - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
3688 * Microsoft Base Cryptographic Provider v1.0
3689 * - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
3690 * Microsoft Enhanced Cryptographic Provider
3691 * - HKLM\Software\Microsoft\Cryptography\Defaults\Provider\
3692 * Microsoft Strong Cryptographpic Provider
3693 * - HKLM\Software\Microsoft\Cryptography\Defaults\Provider Types\Type 001
3695 HRESULT WINAPI DllRegisterServer(void)
3702 for (i=0; i<4; i++) {
3703 apiRet = RegCreateKeyExW(HKEY_LOCAL_MACHINE, szProviderKeys[i], 0, NULL,
3704 REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &key, &dp);
3706 if (apiRet == ERROR_SUCCESS)
3708 if (dp == REG_CREATED_NEW_KEY)
3710 static const WCHAR szImagePath[] = { 'I','m','a','g','e',' ','P','a','t','h',0 };
3711 static const WCHAR szRSABase[] = { 'r','s','a','e','n','h','.','d','l','l',0 };
3712 static const WCHAR szType[] = { 'T','y','p','e',0 };
3713 static const WCHAR szSignature[] = { 'S','i','g','n','a','t','u','r','e',0 };
3714 DWORD type = (i == 3) ? PROV_RSA_SCHANNEL : PROV_RSA_FULL;
3715 DWORD sign = 0xdeadbeef;
3716 RegSetValueExW(key, szImagePath, 0, REG_SZ, (LPBYTE)szRSABase,
3717 (lstrlenW(szRSABase) + 1) * sizeof(WCHAR));
3718 RegSetValueExW(key, szType, 0, REG_DWORD, (LPBYTE)&type, sizeof(type));
3719 RegSetValueExW(key, szSignature, 0, REG_BINARY, (LPBYTE)&sign, sizeof(sign));
3725 for (i=0; i<2; i++) {
3726 apiRet = RegCreateKeyExW(HKEY_LOCAL_MACHINE, szDefaultKeys[i], 0, NULL,
3727 REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &key, &dp);
3728 if (apiRet == ERROR_SUCCESS)
3730 if (dp == REG_CREATED_NEW_KEY)
3732 static const WCHAR szName[] = { 'N','a','m','e',0 };
3733 static const WCHAR szRSAName[2][46] = {
3734 { 'M','i','c','r','o','s','o','f','t',' ', 'B','a','s','e',' ',
3735 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ',
3736 'P','r','o','v','i','d','e','r',' ','v','1','.','0',0 },
3737 { 'M','i','c','r','o','s','o','f','t',' ','R','S','A',' ',
3738 'S','C','h','a','n','n','e','l',' ',
3739 'C','r','y','p','t','o','g','r','a','p','h','i','c',' ',
3740 'P','r','o','v','i','d','e','r',0 } };
3741 static const WCHAR szTypeName[] = { 'T','y','p','e','N','a','m','e',0 };
3742 static const WCHAR szRSATypeName[2][38] = {
3743 { 'R','S','A',' ','F','u','l','l',' ',
3744 '(','S','i','g','n','a','t','u','r','e',' ','a','n','d',' ',
3745 'K','e','y',' ','E','x','c','h','a','n','g','e',')',0 },
3746 { 'R','S','A',' ','S','C','h','a','n','n','e','l',0 } };
3748 RegSetValueExW(key, szName, 0, REG_SZ,
3749 (LPBYTE)szRSAName[i], lstrlenW(szRSAName[i])*sizeof(WCHAR)+sizeof(WCHAR));
3750 RegSetValueExW(key, szTypeName, 0, REG_SZ,
3751 (LPBYTE)szRSATypeName[i], lstrlenW(szRSATypeName[i])*sizeof(WCHAR)+sizeof(WCHAR));
3757 return HRESULT_FROM_WIN32(apiRet);
3760 /******************************************************************************
3761 * DllUnregisterServer (RSAENH.@)
3763 * Dll self unregistration.
3771 * For the relevant keys see DllRegisterServer.
3773 HRESULT WINAPI DllUnregisterServer(void)
3775 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[0]);
3776 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[1]);
3777 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[2]);
3778 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szProviderKeys[3]);
3779 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szDefaultKeys[0]);
3780 RegDeleteKeyW(HKEY_LOCAL_MACHINE, szDefaultKeys[1]);