2 * Copyright 2007 Juan Lang
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "wine/port.h"
23 #define NONAMELESSUNION
29 #include "wine/debug.h"
30 #include "wine/exception.h"
31 #include "crypt32_private.h"
33 WINE_DEFAULT_DEBUG_CHANNEL(crypt
);
35 /* Called when a message's ref count reaches zero. Free any message-specific
38 typedef void (*CryptMsgCloseFunc
)(HCRYPTMSG msg
);
40 typedef BOOL (*CryptMsgGetParamFunc
)(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
41 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
);
43 typedef BOOL (*CryptMsgUpdateFunc
)(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
44 DWORD cbData
, BOOL fFinal
);
46 typedef BOOL (*CryptMsgControlFunc
)(HCRYPTMSG hCryptMsg
, DWORD dwFlags
,
47 DWORD dwCtrlType
, const void *pvCtrlPara
);
49 static BOOL
CRYPT_DefaultMsgControl(HCRYPTMSG hCryptMsg
, DWORD dwFlags
,
50 DWORD dwCtrlType
, const void *pvCtrlPara
)
52 TRACE("(%p, %08x, %d, %p)\n", hCryptMsg
, dwFlags
, dwCtrlType
, pvCtrlPara
);
53 SetLastError(E_INVALIDARG
);
57 typedef enum _CryptMsgState
{
60 MsgStateDataFinalized
,
64 typedef struct _CryptMsgBase
69 CMSG_STREAM_INFO stream_info
;
71 CryptMsgCloseFunc close
;
72 CryptMsgUpdateFunc update
;
73 CryptMsgGetParamFunc get_param
;
74 CryptMsgControlFunc control
;
77 static inline void CryptMsgBase_Init(CryptMsgBase
*msg
, DWORD dwFlags
,
78 PCMSG_STREAM_INFO pStreamInfo
, CryptMsgCloseFunc close
,
79 CryptMsgGetParamFunc get_param
, CryptMsgUpdateFunc update
,
80 CryptMsgControlFunc control
)
83 msg
->open_flags
= dwFlags
;
87 msg
->stream_info
= *pStreamInfo
;
91 msg
->streamed
= FALSE
;
92 memset(&msg
->stream_info
, 0, sizeof(msg
->stream_info
));
95 msg
->get_param
= get_param
;
97 msg
->control
= control
;
98 msg
->state
= MsgStateInit
;
101 typedef struct _CDataEncodeMsg
104 DWORD bare_content_len
;
108 static const BYTE empty_data_content
[] = { 0x04,0x00 };
110 static void CDataEncodeMsg_Close(HCRYPTMSG hCryptMsg
)
112 CDataEncodeMsg
*msg
= hCryptMsg
;
114 if (msg
->bare_content
!= empty_data_content
)
115 LocalFree(msg
->bare_content
);
118 static BOOL WINAPI
CRYPT_EncodeContentLength(DWORD dwCertEncodingType
,
119 LPCSTR lpszStructType
, const void *pvStructInfo
, DWORD dwFlags
,
120 PCRYPT_ENCODE_PARA pEncodePara
, BYTE
*pbEncoded
, DWORD
*pcbEncoded
)
122 DWORD dataLen
= *(DWORD
*)pvStructInfo
;
126 /* Trick: report bytes needed based on total message length, even though
127 * the message isn't available yet. The caller will use the length
128 * reported here to encode its length.
130 CRYPT_EncodeLen(dataLen
, NULL
, &lenBytes
);
132 *pcbEncoded
= 1 + lenBytes
+ dataLen
;
135 if ((ret
= CRYPT_EncodeEnsureSpace(dwFlags
, pEncodePara
, pbEncoded
,
136 pcbEncoded
, 1 + lenBytes
)))
138 if (dwFlags
& CRYPT_ENCODE_ALLOC_FLAG
)
139 pbEncoded
= *(BYTE
**)pbEncoded
;
140 *pbEncoded
++ = ASN_OCTETSTRING
;
141 CRYPT_EncodeLen(dataLen
, pbEncoded
,
148 static BOOL
CRYPT_EncodeDataContentInfoHeader(const CDataEncodeMsg
*msg
,
149 CRYPT_DATA_BLOB
*header
)
153 if (msg
->base
.streamed
&& msg
->base
.stream_info
.cbContent
== 0xffffffff)
155 static const BYTE headerValue
[] = { 0x30,0x80,0x06,0x09,0x2a,0x86,0x48,
156 0x86,0xf7,0x0d,0x01,0x07,0x01,0xa0,0x80,0x24,0x80 };
158 header
->pbData
= LocalAlloc(0, sizeof(headerValue
));
161 header
->cbData
= sizeof(headerValue
);
162 memcpy(header
->pbData
, headerValue
, sizeof(headerValue
));
170 struct AsnConstructedItem constructed
= { 0,
171 &msg
->base
.stream_info
.cbContent
, CRYPT_EncodeContentLength
};
172 struct AsnEncodeSequenceItem items
[2] = {
173 { szOID_RSA_data
, CRYPT_AsnEncodeOid
, 0 },
174 { &constructed
, CRYPT_AsnEncodeConstructed
, 0 },
177 ret
= CRYPT_AsnEncodeSequence(X509_ASN_ENCODING
, items
,
178 sizeof(items
) / sizeof(items
[0]), CRYPT_ENCODE_ALLOC_FLAG
, NULL
,
179 (LPBYTE
)&header
->pbData
, &header
->cbData
);
182 /* Trick: subtract the content length from the reported length,
183 * as the actual content hasn't come yet.
185 header
->cbData
-= msg
->base
.stream_info
.cbContent
;
191 static BOOL
CDataEncodeMsg_Update(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
192 DWORD cbData
, BOOL fFinal
)
194 CDataEncodeMsg
*msg
= hCryptMsg
;
197 if (msg
->base
.state
== MsgStateFinalized
)
198 SetLastError(CRYPT_E_MSG_ERROR
);
199 else if (msg
->base
.streamed
)
203 if (msg
->base
.state
!= MsgStateUpdated
)
205 CRYPT_DATA_BLOB header
;
207 ret
= CRYPT_EncodeDataContentInfoHeader(msg
, &header
);
210 ret
= msg
->base
.stream_info
.pfnStreamOutput(
211 msg
->base
.stream_info
.pvArg
, header
.pbData
, header
.cbData
,
213 LocalFree(header
.pbData
);
216 /* Curiously, every indefinite-length streamed update appears to
217 * get its own tag and length, regardless of fFinal.
219 if (msg
->base
.stream_info
.cbContent
== 0xffffffff)
224 ret
= CRYPT_EncodeContentLength(X509_ASN_ENCODING
, NULL
,
225 &cbData
, CRYPT_ENCODE_ALLOC_FLAG
, NULL
, (BYTE
*)&header
,
229 ret
= msg
->base
.stream_info
.pfnStreamOutput(
230 msg
->base
.stream_info
.pvArg
, header
, headerLen
,
237 ret
= msg
->base
.stream_info
.pfnStreamOutput(
238 msg
->base
.stream_info
.pvArg
, (BYTE
*)pbData
, cbData
,
240 msg
->base
.state
= MsgStateUpdated
;
244 msg
->base
.state
= MsgStateFinalized
;
245 if (msg
->base
.stream_info
.cbContent
== 0xffffffff)
247 BYTE indefinite_trailer
[6] = { 0 };
249 ret
= msg
->base
.stream_info
.pfnStreamOutput(
250 msg
->base
.stream_info
.pvArg
, (BYTE
*)pbData
, cbData
,
253 ret
= msg
->base
.stream_info
.pfnStreamOutput(
254 msg
->base
.stream_info
.pvArg
, indefinite_trailer
,
255 sizeof(indefinite_trailer
), TRUE
);
258 ret
= msg
->base
.stream_info
.pfnStreamOutput(
259 msg
->base
.stream_info
.pvArg
, (BYTE
*)pbData
, cbData
, TRUE
);
264 SetLastError(STATUS_ACCESS_VIOLATION
);
273 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
274 SetLastError(E_INVALIDARG
);
276 SetLastError(CRYPT_E_MSG_ERROR
);
280 msg
->base
.state
= MsgStateFinalized
;
282 SetLastError(E_INVALIDARG
);
285 CRYPT_DATA_BLOB blob
= { cbData
, (LPBYTE
)pbData
};
287 /* non-streamed data messages don't allow non-final updates,
288 * don't bother checking whether data already exist, they can't.
290 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
, X509_OCTET_STRING
,
291 &blob
, CRYPT_ENCODE_ALLOC_FLAG
, NULL
, &msg
->bare_content
,
292 &msg
->bare_content_len
);
299 static BOOL
CRYPT_CopyParam(void *pvData
, DWORD
*pcbData
, const void *src
,
306 else if (*pcbData
< len
)
309 SetLastError(ERROR_MORE_DATA
);
315 memcpy(pvData
, src
, len
);
320 static BOOL
CDataEncodeMsg_GetParam(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
321 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
323 CDataEncodeMsg
*msg
= hCryptMsg
;
328 case CMSG_CONTENT_PARAM
:
329 if (msg
->base
.streamed
)
330 SetLastError(E_INVALIDARG
);
333 CRYPT_CONTENT_INFO info
;
334 char rsa_data
[] = "1.2.840.113549.1.7.1";
336 info
.pszObjId
= rsa_data
;
337 info
.Content
.cbData
= msg
->bare_content_len
;
338 info
.Content
.pbData
= msg
->bare_content
;
339 ret
= CryptEncodeObject(X509_ASN_ENCODING
, PKCS_CONTENT_INFO
, &info
,
343 case CMSG_BARE_CONTENT_PARAM
:
344 if (msg
->base
.streamed
)
345 SetLastError(E_INVALIDARG
);
347 ret
= CRYPT_CopyParam(pvData
, pcbData
, msg
->bare_content
,
348 msg
->bare_content_len
);
351 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
356 static HCRYPTMSG
CDataEncodeMsg_Open(DWORD dwFlags
, const void *pvMsgEncodeInfo
,
357 LPSTR pszInnerContentObjID
, PCMSG_STREAM_INFO pStreamInfo
)
363 SetLastError(E_INVALIDARG
);
366 msg
= CryptMemAlloc(sizeof(CDataEncodeMsg
));
369 CryptMsgBase_Init((CryptMsgBase
*)msg
, dwFlags
, pStreamInfo
,
370 CDataEncodeMsg_Close
, CDataEncodeMsg_GetParam
, CDataEncodeMsg_Update
,
371 CRYPT_DefaultMsgControl
);
372 msg
->bare_content_len
= sizeof(empty_data_content
);
373 msg
->bare_content
= (LPBYTE
)empty_data_content
;
378 typedef struct _CHashEncodeMsg
383 CRYPT_DATA_BLOB data
;
386 static void CHashEncodeMsg_Close(HCRYPTMSG hCryptMsg
)
388 CHashEncodeMsg
*msg
= hCryptMsg
;
390 CryptMemFree(msg
->data
.pbData
);
391 CryptDestroyHash(msg
->hash
);
392 if (msg
->base
.open_flags
& CMSG_CRYPT_RELEASE_CONTEXT_FLAG
)
393 CryptReleaseContext(msg
->prov
, 0);
396 static BOOL
CRYPT_EncodePKCSDigestedData(CHashEncodeMsg
*msg
, void *pvData
,
401 DWORD size
= sizeof(algID
);
403 ret
= CryptGetHashParam(msg
->hash
, HP_ALGID
, (BYTE
*)&algID
, &size
, 0);
406 CRYPT_DIGESTED_DATA digestedData
= { 0 };
407 char oid_rsa_data
[] = szOID_RSA_data
;
409 digestedData
.version
= CMSG_HASHED_DATA_PKCS_1_5_VERSION
;
410 digestedData
.DigestAlgorithm
.pszObjId
= (LPSTR
)CertAlgIdToOID(algID
);
411 /* FIXME: what about digestedData.DigestAlgorithm.Parameters? */
412 /* Quirk: OID is only encoded messages if an update has happened */
413 if (msg
->base
.state
!= MsgStateInit
)
414 digestedData
.ContentInfo
.pszObjId
= oid_rsa_data
;
415 if (!(msg
->base
.open_flags
& CMSG_DETACHED_FLAG
) && msg
->data
.cbData
)
417 ret
= CRYPT_AsnEncodeOctets(0, NULL
, &msg
->data
,
418 CRYPT_ENCODE_ALLOC_FLAG
, NULL
,
419 (LPBYTE
)&digestedData
.ContentInfo
.Content
.pbData
,
420 &digestedData
.ContentInfo
.Content
.cbData
);
422 if (msg
->base
.state
== MsgStateFinalized
)
424 size
= sizeof(DWORD
);
425 ret
= CryptGetHashParam(msg
->hash
, HP_HASHSIZE
,
426 (LPBYTE
)&digestedData
.hash
.cbData
, &size
, 0);
429 digestedData
.hash
.pbData
= CryptMemAlloc(
430 digestedData
.hash
.cbData
);
431 ret
= CryptGetHashParam(msg
->hash
, HP_HASHVAL
,
432 digestedData
.hash
.pbData
, &digestedData
.hash
.cbData
, 0);
436 ret
= CRYPT_AsnEncodePKCSDigestedData(&digestedData
, pvData
,
438 CryptMemFree(digestedData
.hash
.pbData
);
439 LocalFree(digestedData
.ContentInfo
.Content
.pbData
);
444 static BOOL
CHashEncodeMsg_GetParam(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
445 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
447 CHashEncodeMsg
*msg
= hCryptMsg
;
450 TRACE("(%p, %d, %d, %p, %p)\n", hCryptMsg
, dwParamType
, dwIndex
,
455 case CMSG_BARE_CONTENT_PARAM
:
456 if (msg
->base
.streamed
)
457 SetLastError(E_INVALIDARG
);
459 ret
= CRYPT_EncodePKCSDigestedData(msg
, pvData
, pcbData
);
461 case CMSG_CONTENT_PARAM
:
463 CRYPT_CONTENT_INFO info
;
465 ret
= CryptMsgGetParam(hCryptMsg
, CMSG_BARE_CONTENT_PARAM
, 0, NULL
,
466 &info
.Content
.cbData
);
469 info
.Content
.pbData
= CryptMemAlloc(info
.Content
.cbData
);
470 if (info
.Content
.pbData
)
472 ret
= CryptMsgGetParam(hCryptMsg
, CMSG_BARE_CONTENT_PARAM
, 0,
473 info
.Content
.pbData
, &info
.Content
.cbData
);
476 char oid_rsa_hashed
[] = szOID_RSA_hashedData
;
478 info
.pszObjId
= oid_rsa_hashed
;
479 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
,
480 PKCS_CONTENT_INFO
, &info
, 0, NULL
, pvData
, pcbData
);
482 CryptMemFree(info
.Content
.pbData
);
489 case CMSG_COMPUTED_HASH_PARAM
:
490 ret
= CryptGetHashParam(msg
->hash
, HP_HASHVAL
, pvData
, pcbData
, 0);
492 case CMSG_VERSION_PARAM
:
493 if (msg
->base
.state
!= MsgStateFinalized
)
494 SetLastError(CRYPT_E_MSG_ERROR
);
497 DWORD version
= CMSG_HASHED_DATA_PKCS_1_5_VERSION
;
499 /* Since the data are always encoded as octets, the version is
500 * always 0 (see rfc3852, section 7)
502 ret
= CRYPT_CopyParam(pvData
, pcbData
, &version
, sizeof(version
));
506 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
511 static BOOL
CHashEncodeMsg_Update(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
512 DWORD cbData
, BOOL fFinal
)
514 CHashEncodeMsg
*msg
= hCryptMsg
;
517 TRACE("(%p, %p, %d, %d)\n", hCryptMsg
, pbData
, cbData
, fFinal
);
519 if (msg
->base
.state
== MsgStateFinalized
)
520 SetLastError(CRYPT_E_MSG_ERROR
);
521 else if (msg
->base
.streamed
|| (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
))
523 /* Doesn't do much, as stream output is never called, and you
524 * can't get the content.
526 ret
= CryptHashData(msg
->hash
, pbData
, cbData
, 0);
527 msg
->base
.state
= fFinal
? MsgStateFinalized
: MsgStateUpdated
;
532 SetLastError(CRYPT_E_MSG_ERROR
);
535 ret
= CryptHashData(msg
->hash
, pbData
, cbData
, 0);
538 msg
->data
.pbData
= CryptMemAlloc(cbData
);
539 if (msg
->data
.pbData
)
541 memcpy(msg
->data
.pbData
+ msg
->data
.cbData
, pbData
, cbData
);
542 msg
->data
.cbData
+= cbData
;
547 msg
->base
.state
= MsgStateFinalized
;
553 static HCRYPTMSG
CHashEncodeMsg_Open(DWORD dwFlags
, const void *pvMsgEncodeInfo
,
554 LPSTR pszInnerContentObjID
, PCMSG_STREAM_INFO pStreamInfo
)
557 const CMSG_HASHED_ENCODE_INFO
*info
= pvMsgEncodeInfo
;
561 if (info
->cbSize
!= sizeof(CMSG_HASHED_ENCODE_INFO
))
563 SetLastError(E_INVALIDARG
);
566 if (!(algID
= CertOIDToAlgId(info
->HashAlgorithm
.pszObjId
)))
568 SetLastError(CRYPT_E_UNKNOWN_ALGO
);
571 if (info
->hCryptProv
)
572 prov
= info
->hCryptProv
;
575 prov
= CRYPT_GetDefaultProvider();
576 dwFlags
&= ~CMSG_CRYPT_RELEASE_CONTEXT_FLAG
;
578 msg
= CryptMemAlloc(sizeof(CHashEncodeMsg
));
581 CryptMsgBase_Init((CryptMsgBase
*)msg
, dwFlags
, pStreamInfo
,
582 CHashEncodeMsg_Close
, CHashEncodeMsg_GetParam
, CHashEncodeMsg_Update
,
583 CRYPT_DefaultMsgControl
);
585 msg
->data
.cbData
= 0;
586 msg
->data
.pbData
= NULL
;
587 if (!CryptCreateHash(prov
, algID
, 0, 0, &msg
->hash
))
596 typedef struct _CMSG_SIGNER_ENCODE_INFO_WITH_CMS
599 PCERT_INFO pCertInfo
;
600 HCRYPTPROV hCryptProv
;
602 CRYPT_ALGORITHM_IDENTIFIER HashAlgorithm
;
605 PCRYPT_ATTRIBUTE rgAuthAttr
;
607 PCRYPT_ATTRIBUTE rgUnauthAttr
;
609 CRYPT_ALGORITHM_IDENTIFIER HashEncryptionAlgorithm
;
610 void *pvHashEncryptionAuxInfo
;
611 } CMSG_SIGNER_ENCODE_INFO_WITH_CMS
, *PCMSG_SIGNER_ENCODE_INFO_WITH_CMS
;
613 typedef struct _CMSG_SIGNED_ENCODE_INFO_WITH_CMS
617 PCMSG_SIGNER_ENCODE_INFO_WITH_CMS rgSigners
;
619 PCERT_BLOB rgCertEncoded
;
621 PCRL_BLOB rgCrlEncoded
;
622 DWORD cAttrCertEncoded
;
623 PCERT_BLOB rgAttrCertEncoded
;
624 } CMSG_SIGNED_ENCODE_INFO_WITH_CMS
, *PCMSG_SIGNED_ENCODE_INFO_WITH_CMS
;
626 static BOOL
CRYPT_IsValidSigner(const CMSG_SIGNER_ENCODE_INFO_WITH_CMS
*signer
)
628 if (signer
->cbSize
!= sizeof(CMSG_SIGNER_ENCODE_INFO
) &&
629 signer
->cbSize
!= sizeof(CMSG_SIGNER_ENCODE_INFO_WITH_CMS
))
631 SetLastError(E_INVALIDARG
);
634 if (signer
->cbSize
== sizeof(CMSG_SIGNER_ENCODE_INFO
))
636 if (!signer
->pCertInfo
->SerialNumber
.cbData
)
638 SetLastError(E_INVALIDARG
);
641 if (!signer
->pCertInfo
->Issuer
.cbData
)
643 SetLastError(E_INVALIDARG
);
647 else if (signer
->cbSize
== sizeof(CMSG_SIGNER_ENCODE_INFO_WITH_CMS
))
649 switch (signer
->SignerId
.dwIdChoice
)
652 if (!signer
->pCertInfo
->SerialNumber
.cbData
)
654 SetLastError(E_INVALIDARG
);
657 if (!signer
->pCertInfo
->Issuer
.cbData
)
659 SetLastError(E_INVALIDARG
);
663 case CERT_ID_ISSUER_SERIAL_NUMBER
:
664 if (!signer
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
.cbData
)
666 SetLastError(E_INVALIDARG
);
669 if (!signer
->SignerId
.u
.IssuerSerialNumber
.Issuer
.cbData
)
671 SetLastError(E_INVALIDARG
);
675 case CERT_ID_KEY_IDENTIFIER
:
676 if (!signer
->SignerId
.u
.KeyId
.cbData
)
678 SetLastError(E_INVALIDARG
);
683 SetLastError(E_INVALIDARG
);
685 if (signer
->HashEncryptionAlgorithm
.pszObjId
)
687 FIXME("CMSG_SIGNER_ENCODE_INFO with CMS fields unsupported\n");
691 if (!signer
->hCryptProv
)
693 SetLastError(E_INVALIDARG
);
696 if (!CertOIDToAlgId(signer
->HashAlgorithm
.pszObjId
))
698 SetLastError(CRYPT_E_UNKNOWN_ALGO
);
704 static BOOL
CRYPT_ConstructBlob(CRYPT_DATA_BLOB
*out
, const CRYPT_DATA_BLOB
*in
)
708 out
->cbData
= in
->cbData
;
711 out
->pbData
= CryptMemAlloc(out
->cbData
);
713 memcpy(out
->pbData
, in
->pbData
, out
->cbData
);
722 static BOOL
CRYPT_ConstructBlobArray(DWORD
*outCBlobs
,
723 PCRYPT_DATA_BLOB
*outPBlobs
, DWORD cBlobs
, const CRYPT_DATA_BLOB
*pBlobs
)
730 *outPBlobs
= CryptMemAlloc(cBlobs
* sizeof(CRYPT_DATA_BLOB
));
735 memset(*outPBlobs
, 0, cBlobs
* sizeof(CRYPT_DATA_BLOB
));
736 for (i
= 0; ret
&& i
< cBlobs
; i
++)
737 ret
= CRYPT_ConstructBlob(&(*outPBlobs
)[i
], &pBlobs
[i
]);
745 static void CRYPT_FreeBlobArray(DWORD cBlobs
, PCRYPT_DATA_BLOB blobs
)
749 for (i
= 0; i
< cBlobs
; i
++)
750 CryptMemFree(blobs
[i
].pbData
);
754 static BOOL
CRYPT_ConstructAttribute(CRYPT_ATTRIBUTE
*out
,
755 const CRYPT_ATTRIBUTE
*in
)
759 out
->pszObjId
= CryptMemAlloc(strlen(in
->pszObjId
) + 1);
762 strcpy(out
->pszObjId
, in
->pszObjId
);
763 ret
= CRYPT_ConstructBlobArray(&out
->cValue
, &out
->rgValue
,
764 in
->cValue
, in
->rgValue
);
771 static BOOL
CRYPT_ConstructAttributes(CRYPT_ATTRIBUTES
*out
,
772 const CRYPT_ATTRIBUTES
*in
)
776 out
->cAttr
= in
->cAttr
;
779 out
->rgAttr
= CryptMemAlloc(out
->cAttr
* sizeof(CRYPT_ATTRIBUTE
));
784 memset(out
->rgAttr
, 0, out
->cAttr
* sizeof(CRYPT_ATTRIBUTE
));
785 for (i
= 0; ret
&& i
< out
->cAttr
; i
++)
786 ret
= CRYPT_ConstructAttribute(&out
->rgAttr
[i
], &in
->rgAttr
[i
]);
796 /* Constructs a CMSG_CMS_SIGNER_INFO from a CMSG_SIGNER_ENCODE_INFO_WITH_CMS. */
797 static BOOL
CSignerInfo_Construct(CMSG_CMS_SIGNER_INFO
*info
,
798 const CMSG_SIGNER_ENCODE_INFO_WITH_CMS
*in
)
802 if (in
->cbSize
== sizeof(CMSG_SIGNER_ENCODE_INFO
))
804 info
->dwVersion
= CMSG_SIGNER_INFO_V1
;
805 ret
= CRYPT_ConstructBlob(&info
->SignerId
.u
.IssuerSerialNumber
.Issuer
,
806 &in
->pCertInfo
->Issuer
);
808 ret
= CRYPT_ConstructBlob(
809 &info
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
,
810 &in
->pCertInfo
->SerialNumber
);
811 info
->SignerId
.dwIdChoice
= CERT_ID_ISSUER_SERIAL_NUMBER
;
812 info
->HashEncryptionAlgorithm
.pszObjId
=
813 in
->pCertInfo
->SubjectPublicKeyInfo
.Algorithm
.pszObjId
;
815 ret
= CRYPT_ConstructBlob(&info
->HashEncryptionAlgorithm
.Parameters
,
816 &in
->pCertInfo
->SubjectPublicKeyInfo
.Algorithm
.Parameters
);
820 const CRYPT_ALGORITHM_IDENTIFIER
*pEncrAlg
;
822 /* Implicitly in->cbSize == sizeof(CMSG_SIGNER_ENCODE_INFO_WITH_CMS).
823 * See CRYPT_IsValidSigner.
825 if (!in
->SignerId
.dwIdChoice
)
827 info
->dwVersion
= CMSG_SIGNER_INFO_V1
;
828 ret
= CRYPT_ConstructBlob(&info
->SignerId
.u
.IssuerSerialNumber
.Issuer
,
829 &in
->pCertInfo
->Issuer
);
831 ret
= CRYPT_ConstructBlob(
832 &info
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
,
833 &in
->pCertInfo
->SerialNumber
);
834 info
->SignerId
.dwIdChoice
= CERT_ID_ISSUER_SERIAL_NUMBER
;
836 else if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
838 info
->dwVersion
= CMSG_SIGNER_INFO_V1
;
839 info
->SignerId
.dwIdChoice
= CERT_ID_ISSUER_SERIAL_NUMBER
;
840 ret
= CRYPT_ConstructBlob(&info
->SignerId
.u
.IssuerSerialNumber
.Issuer
,
841 &in
->SignerId
.u
.IssuerSerialNumber
.Issuer
);
843 ret
= CRYPT_ConstructBlob(
844 &info
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
,
845 &in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
);
849 /* Implicitly dwIdChoice == CERT_ID_KEY_IDENTIFIER */
850 info
->dwVersion
= CMSG_SIGNER_INFO_V3
;
851 info
->SignerId
.dwIdChoice
= CERT_ID_KEY_IDENTIFIER
;
852 ret
= CRYPT_ConstructBlob(&info
->SignerId
.u
.KeyId
,
853 &in
->SignerId
.u
.KeyId
);
855 pEncrAlg
= in
->HashEncryptionAlgorithm
.pszObjId
?
856 &in
->HashEncryptionAlgorithm
:
857 &in
->pCertInfo
->SubjectPublicKeyInfo
.Algorithm
;
858 info
->HashEncryptionAlgorithm
.pszObjId
= pEncrAlg
->pszObjId
;
860 ret
= CRYPT_ConstructBlob(&info
->HashEncryptionAlgorithm
.Parameters
,
861 &pEncrAlg
->Parameters
);
863 /* Assumption: algorithm IDs will point to static strings, not
864 * stack-based ones, so copying the pointer values is safe.
866 info
->HashAlgorithm
.pszObjId
= in
->HashAlgorithm
.pszObjId
;
868 ret
= CRYPT_ConstructBlob(&info
->HashAlgorithm
.Parameters
,
869 &in
->HashAlgorithm
.Parameters
);
871 ret
= CRYPT_ConstructAttributes(&info
->AuthAttrs
,
872 (CRYPT_ATTRIBUTES
*)&in
->cAuthAttr
);
874 ret
= CRYPT_ConstructAttributes(&info
->UnauthAttrs
,
875 (CRYPT_ATTRIBUTES
*)&in
->cUnauthAttr
);
879 static void CSignerInfo_Free(CMSG_CMS_SIGNER_INFO
*info
)
883 if (info
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
885 CryptMemFree(info
->SignerId
.u
.IssuerSerialNumber
.Issuer
.pbData
);
886 CryptMemFree(info
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
.pbData
);
889 CryptMemFree(info
->SignerId
.u
.KeyId
.pbData
);
890 CryptMemFree(info
->HashAlgorithm
.Parameters
.pbData
);
891 CryptMemFree(info
->HashEncryptionAlgorithm
.Parameters
.pbData
);
892 CryptMemFree(info
->EncryptedHash
.pbData
);
893 for (i
= 0; i
< info
->AuthAttrs
.cAttr
; i
++)
895 for (j
= 0; j
< info
->AuthAttrs
.rgAttr
[i
].cValue
; j
++)
896 CryptMemFree(info
->AuthAttrs
.rgAttr
[i
].rgValue
[j
].pbData
);
897 CryptMemFree(info
->AuthAttrs
.rgAttr
[i
].rgValue
);
898 CryptMemFree(info
->AuthAttrs
.rgAttr
[i
].pszObjId
);
900 CryptMemFree(info
->AuthAttrs
.rgAttr
);
901 for (i
= 0; i
< info
->UnauthAttrs
.cAttr
; i
++)
903 for (j
= 0; j
< info
->UnauthAttrs
.rgAttr
[i
].cValue
; j
++)
904 CryptMemFree(info
->UnauthAttrs
.rgAttr
[i
].rgValue
[j
].pbData
);
905 CryptMemFree(info
->UnauthAttrs
.rgAttr
[i
].rgValue
);
906 CryptMemFree(info
->UnauthAttrs
.rgAttr
[i
].pszObjId
);
908 CryptMemFree(info
->UnauthAttrs
.rgAttr
);
911 typedef struct _CSignerHandles
913 HCRYPTHASH contentHash
;
914 HCRYPTHASH authAttrHash
;
917 typedef struct _CSignedMsgData
919 CRYPT_SIGNED_INFO
*info
;
921 CSignerHandles
*signerHandles
;
924 /* Constructs the signer handles for the signerIndex'th signer of msg_data.
925 * Assumes signerIndex is a valid idnex, and that msg_data's info has already
928 static BOOL
CSignedMsgData_ConstructSignerHandles(CSignedMsgData
*msg_data
,
929 DWORD signerIndex
, HCRYPTPROV crypt_prov
)
934 algID
= CertOIDToAlgId(
935 msg_data
->info
->rgSignerInfo
[signerIndex
].HashAlgorithm
.pszObjId
);
936 ret
= CryptCreateHash(crypt_prov
, algID
, 0, 0,
937 &msg_data
->signerHandles
->contentHash
);
938 if (ret
&& msg_data
->info
->rgSignerInfo
[signerIndex
].AuthAttrs
.cAttr
> 0)
939 ret
= CryptCreateHash(crypt_prov
, algID
, 0, 0,
940 &msg_data
->signerHandles
->authAttrHash
);
944 /* Allocates a CSignedMsgData's handles. Assumes its info has already been
947 static BOOL
CSignedMsgData_AllocateHandles(CSignedMsgData
*msg_data
)
951 if (msg_data
->info
->cSignerInfo
)
953 msg_data
->signerHandles
=
954 CryptMemAlloc(msg_data
->info
->cSignerInfo
* sizeof(CSignerHandles
));
955 if (msg_data
->signerHandles
)
957 msg_data
->cSignerHandle
= msg_data
->info
->cSignerInfo
;
958 memset(msg_data
->signerHandles
, 0,
959 msg_data
->info
->cSignerInfo
* sizeof(CSignerHandles
));
963 msg_data
->cSignerHandle
= 0;
969 msg_data
->cSignerHandle
= 0;
970 msg_data
->signerHandles
= NULL
;
975 static void CSignedMsgData_CloseHandles(CSignedMsgData
*msg_data
)
979 for (i
= 0; i
< msg_data
->cSignerHandle
; i
++)
981 if (msg_data
->signerHandles
[i
].contentHash
)
982 CryptDestroyHash(msg_data
->signerHandles
[i
].contentHash
);
983 if (msg_data
->signerHandles
[i
].authAttrHash
)
984 CryptDestroyHash(msg_data
->signerHandles
[i
].authAttrHash
);
986 CryptMemFree(msg_data
->signerHandles
);
987 msg_data
->signerHandles
= NULL
;
988 msg_data
->cSignerHandle
= 0;
991 static BOOL
CSignedMsgData_UpdateHash(CSignedMsgData
*msg_data
,
992 const BYTE
*pbData
, DWORD cbData
)
997 for (i
= 0; ret
&& i
< msg_data
->cSignerHandle
; i
++)
998 ret
= CryptHashData(msg_data
->signerHandles
[i
].contentHash
, pbData
,
1003 static BOOL
CRYPT_AppendAttribute(CRYPT_ATTRIBUTES
*out
,
1004 const CRYPT_ATTRIBUTE
*in
)
1008 out
->rgAttr
= CryptMemRealloc(out
->rgAttr
,
1009 (out
->cAttr
+ 1) * sizeof(CRYPT_ATTRIBUTE
));
1012 ret
= CRYPT_ConstructAttribute(&out
->rgAttr
[out
->cAttr
], in
);
1019 static BOOL
CSignedMsgData_AppendMessageDigestAttribute(
1020 CSignedMsgData
*msg_data
, DWORD signerIndex
)
1024 CRYPT_HASH_BLOB hash
= { 0, NULL
}, encodedHash
= { 0, NULL
};
1025 char messageDigest
[] = szOID_RSA_messageDigest
;
1026 CRYPT_ATTRIBUTE messageDigestAttr
= { messageDigest
, 1, &encodedHash
};
1028 size
= sizeof(DWORD
);
1029 ret
= CryptGetHashParam(
1030 msg_data
->signerHandles
[signerIndex
].contentHash
, HP_HASHSIZE
,
1031 (LPBYTE
)&hash
.cbData
, &size
, 0);
1034 hash
.pbData
= CryptMemAlloc(hash
.cbData
);
1035 ret
= CryptGetHashParam(
1036 msg_data
->signerHandles
[signerIndex
].contentHash
, HP_HASHVAL
,
1037 hash
.pbData
, &hash
.cbData
, 0);
1040 ret
= CRYPT_AsnEncodeOctets(0, NULL
, &hash
, CRYPT_ENCODE_ALLOC_FLAG
,
1041 NULL
, (LPBYTE
)&encodedHash
.pbData
, &encodedHash
.cbData
);
1044 ret
= CRYPT_AppendAttribute(
1045 &msg_data
->info
->rgSignerInfo
[signerIndex
].AuthAttrs
,
1046 &messageDigestAttr
);
1047 LocalFree(encodedHash
.pbData
);
1050 CryptMemFree(hash
.pbData
);
1060 static BOOL
CSignedMsgData_UpdateAuthenticatedAttributes(
1061 CSignedMsgData
*msg_data
, SignOrVerify flag
)
1066 TRACE("(%p)\n", msg_data
);
1068 for (i
= 0; ret
&& i
< msg_data
->info
->cSignerInfo
; i
++)
1070 if (msg_data
->info
->rgSignerInfo
[i
].AuthAttrs
.cAttr
)
1074 BYTE oid_rsa_data_encoded
[] = { 0x06,0x09,0x2a,0x86,0x48,0x86,
1075 0xf7,0x0d,0x01,0x07,0x01 };
1076 CRYPT_DATA_BLOB content
= { sizeof(oid_rsa_data_encoded
),
1077 oid_rsa_data_encoded
};
1078 char contentType
[] = szOID_RSA_contentType
;
1079 CRYPT_ATTRIBUTE contentTypeAttr
= { contentType
, 1, &content
};
1081 /* FIXME: does this depend on inner OID? */
1082 ret
= CRYPT_AppendAttribute(
1083 &msg_data
->info
->rgSignerInfo
[i
].AuthAttrs
, &contentTypeAttr
);
1085 ret
= CSignedMsgData_AppendMessageDigestAttribute(msg_data
,
1090 LPBYTE encodedAttrs
;
1093 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
, PKCS_ATTRIBUTES
,
1094 &msg_data
->info
->rgSignerInfo
[i
].AuthAttrs
,
1095 CRYPT_ENCODE_ALLOC_FLAG
, NULL
, &encodedAttrs
, &size
);
1098 ret
= CryptHashData(
1099 msg_data
->signerHandles
[i
].authAttrHash
, encodedAttrs
,
1101 LocalFree(encodedAttrs
);
1106 TRACE("returning %d\n", ret
);
1110 static void CRYPT_ReverseBytes(CRYPT_HASH_BLOB
*hash
)
1115 for (i
= 0; i
< hash
->cbData
/ 2; i
++)
1117 tmp
= hash
->pbData
[hash
->cbData
- i
- 1];
1118 hash
->pbData
[hash
->cbData
- i
- 1] = hash
->pbData
[i
];
1119 hash
->pbData
[i
] = tmp
;
1123 static BOOL
CSignedMsgData_Sign(CSignedMsgData
*msg_data
)
1128 TRACE("(%p)\n", msg_data
);
1130 for (i
= 0; ret
&& i
< msg_data
->info
->cSignerInfo
; i
++)
1134 if (msg_data
->info
->rgSignerInfo
[i
].AuthAttrs
.cAttr
)
1135 hash
= msg_data
->signerHandles
[i
].authAttrHash
;
1137 hash
= msg_data
->signerHandles
[i
].contentHash
;
1138 ret
= CryptSignHashW(hash
, AT_SIGNATURE
, NULL
, 0, NULL
,
1139 &msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.cbData
);
1142 msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.pbData
=
1144 msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.cbData
);
1145 if (msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.pbData
)
1147 ret
= CryptSignHashW(hash
, AT_SIGNATURE
, NULL
, 0,
1148 msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.pbData
,
1149 &msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
.cbData
);
1152 &msg_data
->info
->rgSignerInfo
[i
].EncryptedHash
);
1161 static BOOL
CSignedMsgData_Update(CSignedMsgData
*msg_data
,
1162 const BYTE
*pbData
, DWORD cbData
, BOOL fFinal
, SignOrVerify flag
)
1164 BOOL ret
= CSignedMsgData_UpdateHash(msg_data
, pbData
, cbData
);
1168 ret
= CSignedMsgData_UpdateAuthenticatedAttributes(msg_data
, flag
);
1169 if (ret
&& flag
== Sign
)
1170 ret
= CSignedMsgData_Sign(msg_data
);
1175 typedef struct _CSignedEncodeMsg
1179 CRYPT_DATA_BLOB data
;
1180 CSignedMsgData msg_data
;
1183 static void CSignedEncodeMsg_Close(HCRYPTMSG hCryptMsg
)
1185 CSignedEncodeMsg
*msg
= hCryptMsg
;
1188 CryptMemFree(msg
->innerOID
);
1189 CryptMemFree(msg
->data
.pbData
);
1190 CRYPT_FreeBlobArray(msg
->msg_data
.info
->cCertEncoded
,
1191 msg
->msg_data
.info
->rgCertEncoded
);
1192 CRYPT_FreeBlobArray(msg
->msg_data
.info
->cCrlEncoded
,
1193 msg
->msg_data
.info
->rgCrlEncoded
);
1194 for (i
= 0; i
< msg
->msg_data
.info
->cSignerInfo
; i
++)
1195 CSignerInfo_Free(&msg
->msg_data
.info
->rgSignerInfo
[i
]);
1196 CSignedMsgData_CloseHandles(&msg
->msg_data
);
1197 CryptMemFree(msg
->msg_data
.info
->rgSignerInfo
);
1198 CryptMemFree(msg
->msg_data
.info
);
1201 static BOOL
CSignedEncodeMsg_GetParam(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
1202 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
1204 CSignedEncodeMsg
*msg
= hCryptMsg
;
1207 switch (dwParamType
)
1209 case CMSG_CONTENT_PARAM
:
1211 CRYPT_CONTENT_INFO info
;
1213 ret
= CryptMsgGetParam(hCryptMsg
, CMSG_BARE_CONTENT_PARAM
, 0, NULL
,
1214 &info
.Content
.cbData
);
1217 info
.Content
.pbData
= CryptMemAlloc(info
.Content
.cbData
);
1218 if (info
.Content
.pbData
)
1220 ret
= CryptMsgGetParam(hCryptMsg
, CMSG_BARE_CONTENT_PARAM
, 0,
1221 info
.Content
.pbData
, &info
.Content
.cbData
);
1224 char oid_rsa_signed
[] = szOID_RSA_signedData
;
1226 info
.pszObjId
= oid_rsa_signed
;
1227 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
,
1228 PKCS_CONTENT_INFO
, &info
, 0, NULL
, pvData
, pcbData
);
1230 CryptMemFree(info
.Content
.pbData
);
1237 case CMSG_BARE_CONTENT_PARAM
:
1239 CRYPT_SIGNED_INFO info
;
1240 BOOL freeContent
= FALSE
;
1242 info
= *msg
->msg_data
.info
;
1243 if (!msg
->innerOID
|| !strcmp(msg
->innerOID
, szOID_RSA_data
))
1245 char oid_rsa_data
[] = szOID_RSA_data
;
1247 /* Quirk: OID is only encoded messages if an update has happened */
1248 if (msg
->base
.state
!= MsgStateInit
)
1249 info
.content
.pszObjId
= oid_rsa_data
;
1251 info
.content
.pszObjId
= NULL
;
1252 if (msg
->data
.cbData
)
1254 CRYPT_DATA_BLOB blob
= { msg
->data
.cbData
, msg
->data
.pbData
};
1256 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
, X509_OCTET_STRING
,
1257 &blob
, CRYPT_ENCODE_ALLOC_FLAG
, NULL
,
1258 &info
.content
.Content
.pbData
, &info
.content
.Content
.cbData
);
1263 info
.content
.Content
.cbData
= 0;
1264 info
.content
.Content
.pbData
= NULL
;
1270 info
.content
.pszObjId
= msg
->innerOID
;
1271 info
.content
.Content
.cbData
= msg
->data
.cbData
;
1272 info
.content
.Content
.pbData
= msg
->data
.pbData
;
1277 ret
= CRYPT_AsnEncodeCMSSignedInfo(&info
, pvData
, pcbData
);
1279 LocalFree(info
.content
.Content
.pbData
);
1283 case CMSG_COMPUTED_HASH_PARAM
:
1284 if (dwIndex
>= msg
->msg_data
.cSignerHandle
)
1285 SetLastError(CRYPT_E_INVALID_INDEX
);
1287 ret
= CryptGetHashParam(
1288 msg
->msg_data
.signerHandles
[dwIndex
].contentHash
, HP_HASHVAL
,
1289 pvData
, pcbData
, 0);
1291 case CMSG_ENCODED_SIGNER
:
1292 if (dwIndex
>= msg
->msg_data
.info
->cSignerInfo
)
1293 SetLastError(CRYPT_E_INVALID_INDEX
);
1295 ret
= CryptEncodeObjectEx(X509_ASN_ENCODING
| PKCS_7_ASN_ENCODING
,
1296 CMS_SIGNER_INFO
, &msg
->msg_data
.info
->rgSignerInfo
[dwIndex
], 0,
1297 NULL
, pvData
, pcbData
);
1299 case CMSG_VERSION_PARAM
:
1300 ret
= CRYPT_CopyParam(pvData
, pcbData
, &msg
->msg_data
.info
->version
,
1301 sizeof(msg
->msg_data
.info
->version
));
1304 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
1309 static BOOL
CSignedEncodeMsg_Update(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
1310 DWORD cbData
, BOOL fFinal
)
1312 CSignedEncodeMsg
*msg
= hCryptMsg
;
1315 if (msg
->base
.state
== MsgStateFinalized
)
1316 SetLastError(CRYPT_E_MSG_ERROR
);
1317 else if (msg
->base
.streamed
|| (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
))
1319 ret
= CSignedMsgData_Update(&msg
->msg_data
, pbData
, cbData
, fFinal
,
1321 if (msg
->base
.streamed
)
1322 FIXME("streamed partial stub\n");
1323 msg
->base
.state
= fFinal
? MsgStateFinalized
: MsgStateUpdated
;
1328 SetLastError(CRYPT_E_MSG_ERROR
);
1333 msg
->data
.pbData
= CryptMemAlloc(cbData
);
1334 if (msg
->data
.pbData
)
1336 memcpy(msg
->data
.pbData
, pbData
, cbData
);
1337 msg
->data
.cbData
= cbData
;
1344 ret
= CSignedMsgData_Update(&msg
->msg_data
, pbData
, cbData
,
1346 msg
->base
.state
= MsgStateFinalized
;
1352 static HCRYPTMSG
CSignedEncodeMsg_Open(DWORD dwFlags
,
1353 const void *pvMsgEncodeInfo
, LPCSTR pszInnerContentObjID
,
1354 PCMSG_STREAM_INFO pStreamInfo
)
1356 const CMSG_SIGNED_ENCODE_INFO_WITH_CMS
*info
= pvMsgEncodeInfo
;
1358 CSignedEncodeMsg
*msg
;
1360 if (info
->cbSize
!= sizeof(CMSG_SIGNED_ENCODE_INFO
) &&
1361 info
->cbSize
!= sizeof(CMSG_SIGNED_ENCODE_INFO_WITH_CMS
))
1363 SetLastError(E_INVALIDARG
);
1366 if (info
->cbSize
== sizeof(CMSG_SIGNED_ENCODE_INFO_WITH_CMS
) &&
1367 info
->cAttrCertEncoded
)
1369 FIXME("CMSG_SIGNED_ENCODE_INFO with CMS fields unsupported\n");
1372 for (i
= 0; i
< info
->cSigners
; i
++)
1373 if (!CRYPT_IsValidSigner(&info
->rgSigners
[i
]))
1375 msg
= CryptMemAlloc(sizeof(CSignedEncodeMsg
));
1380 CryptMsgBase_Init((CryptMsgBase
*)msg
, dwFlags
, pStreamInfo
,
1381 CSignedEncodeMsg_Close
, CSignedEncodeMsg_GetParam
,
1382 CSignedEncodeMsg_Update
, CRYPT_DefaultMsgControl
);
1383 if (pszInnerContentObjID
)
1385 msg
->innerOID
= CryptMemAlloc(strlen(pszInnerContentObjID
) + 1);
1387 strcpy(msg
->innerOID
, pszInnerContentObjID
);
1392 msg
->innerOID
= NULL
;
1393 msg
->data
.cbData
= 0;
1394 msg
->data
.pbData
= NULL
;
1396 msg
->msg_data
.info
= CryptMemAlloc(sizeof(CRYPT_SIGNED_INFO
));
1398 msg
->msg_data
.info
= NULL
;
1399 if (msg
->msg_data
.info
)
1401 memset(msg
->msg_data
.info
, 0, sizeof(CRYPT_SIGNED_INFO
));
1402 msg
->msg_data
.info
->version
= CMSG_SIGNED_DATA_V1
;
1410 msg
->msg_data
.info
->rgSignerInfo
=
1411 CryptMemAlloc(info
->cSigners
* sizeof(CMSG_CMS_SIGNER_INFO
));
1412 if (msg
->msg_data
.info
->rgSignerInfo
)
1414 msg
->msg_data
.info
->cSignerInfo
= info
->cSigners
;
1415 memset(msg
->msg_data
.info
->rgSignerInfo
, 0,
1416 msg
->msg_data
.info
->cSignerInfo
*
1417 sizeof(CMSG_CMS_SIGNER_INFO
));
1418 ret
= CSignedMsgData_AllocateHandles(&msg
->msg_data
);
1419 for (i
= 0; ret
&& i
< msg
->msg_data
.info
->cSignerInfo
; i
++)
1421 if (info
->rgSigners
[i
].SignerId
.dwIdChoice
==
1422 CERT_ID_KEY_IDENTIFIER
)
1423 msg
->msg_data
.info
->version
= CMSG_SIGNED_DATA_V3
;
1424 ret
= CSignerInfo_Construct(
1425 &msg
->msg_data
.info
->rgSignerInfo
[i
],
1426 &info
->rgSigners
[i
]);
1429 ret
= CSignedMsgData_ConstructSignerHandles(
1430 &msg
->msg_data
, i
, info
->rgSigners
[i
].hCryptProv
);
1431 if (dwFlags
& CMSG_CRYPT_RELEASE_CONTEXT_FLAG
)
1432 CryptReleaseContext(info
->rgSigners
[i
].hCryptProv
,
1442 msg
->msg_data
.info
->cSignerInfo
= 0;
1443 msg
->msg_data
.signerHandles
= NULL
;
1444 msg
->msg_data
.cSignerHandle
= 0;
1448 ret
= CRYPT_ConstructBlobArray(&msg
->msg_data
.info
->cCertEncoded
,
1449 &msg
->msg_data
.info
->rgCertEncoded
, info
->cCertEncoded
,
1450 info
->rgCertEncoded
);
1452 ret
= CRYPT_ConstructBlobArray(&msg
->msg_data
.info
->cCrlEncoded
,
1453 &msg
->msg_data
.info
->rgCrlEncoded
, info
->cCrlEncoded
,
1454 info
->rgCrlEncoded
);
1457 CSignedEncodeMsg_Close(msg
);
1464 HCRYPTMSG WINAPI
CryptMsgOpenToEncode(DWORD dwMsgEncodingType
, DWORD dwFlags
,
1465 DWORD dwMsgType
, const void *pvMsgEncodeInfo
, LPSTR pszInnerContentObjID
,
1466 PCMSG_STREAM_INFO pStreamInfo
)
1468 HCRYPTMSG msg
= NULL
;
1470 TRACE("(%08x, %08x, %08x, %p, %s, %p)\n", dwMsgEncodingType
, dwFlags
,
1471 dwMsgType
, pvMsgEncodeInfo
, debugstr_a(pszInnerContentObjID
), pStreamInfo
);
1473 if (GET_CMSG_ENCODING_TYPE(dwMsgEncodingType
) != PKCS_7_ASN_ENCODING
)
1475 SetLastError(E_INVALIDARG
);
1481 msg
= CDataEncodeMsg_Open(dwFlags
, pvMsgEncodeInfo
,
1482 pszInnerContentObjID
, pStreamInfo
);
1485 msg
= CHashEncodeMsg_Open(dwFlags
, pvMsgEncodeInfo
,
1486 pszInnerContentObjID
, pStreamInfo
);
1489 msg
= CSignedEncodeMsg_Open(dwFlags
, pvMsgEncodeInfo
,
1490 pszInnerContentObjID
, pStreamInfo
);
1492 case CMSG_ENVELOPED
:
1493 FIXME("unimplemented for type CMSG_ENVELOPED\n");
1495 case CMSG_SIGNED_AND_ENVELOPED
:
1496 case CMSG_ENCRYPTED
:
1497 /* defined but invalid, fall through */
1499 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
1504 typedef struct _CDecodeMsg
1508 HCRYPTPROV crypt_prov
;
1511 CSignedMsgData signed_data
;
1513 CRYPT_DATA_BLOB msg_data
;
1514 CRYPT_DATA_BLOB detached_data
;
1515 PCONTEXT_PROPERTY_LIST properties
;
1518 static void CDecodeMsg_Close(HCRYPTMSG hCryptMsg
)
1520 CDecodeMsg
*msg
= hCryptMsg
;
1522 if (msg
->base
.open_flags
& CMSG_CRYPT_RELEASE_CONTEXT_FLAG
)
1523 CryptReleaseContext(msg
->crypt_prov
, 0);
1528 CryptDestroyHash(msg
->u
.hash
);
1531 if (msg
->u
.signed_data
.info
)
1533 LocalFree(msg
->u
.signed_data
.info
);
1534 CSignedMsgData_CloseHandles(&msg
->u
.signed_data
);
1538 CryptMemFree(msg
->msg_data
.pbData
);
1539 CryptMemFree(msg
->detached_data
.pbData
);
1540 ContextPropertyList_Free(msg
->properties
);
1543 static BOOL
CDecodeMsg_CopyData(CRYPT_DATA_BLOB
*blob
, const BYTE
*pbData
,
1551 blob
->pbData
= CryptMemRealloc(blob
->pbData
,
1552 blob
->cbData
+ cbData
);
1554 blob
->pbData
= CryptMemAlloc(cbData
);
1557 memcpy(blob
->pbData
+ blob
->cbData
, pbData
, cbData
);
1558 blob
->cbData
+= cbData
;
1566 static BOOL
CDecodeMsg_DecodeDataContent(CDecodeMsg
*msg
, const CRYPT_DER_BLOB
*blob
)
1569 CRYPT_DATA_BLOB
*data
;
1572 ret
= CryptDecodeObjectEx(X509_ASN_ENCODING
, X509_OCTET_STRING
,
1573 blob
->pbData
, blob
->cbData
, CRYPT_DECODE_ALLOC_FLAG
, NULL
, &data
, &size
);
1576 ret
= ContextPropertyList_SetProperty(msg
->properties
,
1577 CMSG_CONTENT_PARAM
, data
->pbData
, data
->cbData
);
1583 static void CDecodeMsg_SaveAlgorithmID(CDecodeMsg
*msg
, DWORD param
,
1584 const CRYPT_ALGORITHM_IDENTIFIER
*id
)
1586 static const BYTE nullParams
[] = { ASN_NULL
, 0 };
1587 CRYPT_ALGORITHM_IDENTIFIER
*copy
;
1588 DWORD len
= sizeof(CRYPT_ALGORITHM_IDENTIFIER
);
1590 /* Linearize algorithm id */
1591 len
+= strlen(id
->pszObjId
) + 1;
1592 len
+= id
->Parameters
.cbData
;
1593 copy
= CryptMemAlloc(len
);
1597 (LPSTR
)((BYTE
*)copy
+ sizeof(CRYPT_ALGORITHM_IDENTIFIER
));
1598 strcpy(copy
->pszObjId
, id
->pszObjId
);
1599 copy
->Parameters
.pbData
= (BYTE
*)copy
->pszObjId
+ strlen(id
->pszObjId
)
1601 /* Trick: omit NULL parameters */
1602 if (id
->Parameters
.cbData
== sizeof(nullParams
) &&
1603 !memcmp(id
->Parameters
.pbData
, nullParams
, sizeof(nullParams
)))
1605 copy
->Parameters
.cbData
= 0;
1606 len
-= sizeof(nullParams
);
1609 copy
->Parameters
.cbData
= id
->Parameters
.cbData
;
1610 if (copy
->Parameters
.cbData
)
1611 memcpy(copy
->Parameters
.pbData
, id
->Parameters
.pbData
,
1612 id
->Parameters
.cbData
);
1613 ContextPropertyList_SetProperty(msg
->properties
, param
, (BYTE
*)copy
,
1619 static inline void CRYPT_FixUpAlgorithmID(CRYPT_ALGORITHM_IDENTIFIER
*id
)
1621 id
->pszObjId
= (LPSTR
)((BYTE
*)id
+ sizeof(CRYPT_ALGORITHM_IDENTIFIER
));
1622 id
->Parameters
.pbData
= (BYTE
*)id
->pszObjId
+ strlen(id
->pszObjId
) + 1;
1625 static BOOL
CDecodeMsg_DecodeHashedContent(CDecodeMsg
*msg
,
1626 const CRYPT_DER_BLOB
*blob
)
1629 CRYPT_DIGESTED_DATA
*digestedData
;
1632 ret
= CRYPT_AsnDecodePKCSDigestedData(blob
->pbData
, blob
->cbData
,
1633 CRYPT_DECODE_ALLOC_FLAG
, NULL
, (CRYPT_DIGESTED_DATA
*)&digestedData
,
1637 ContextPropertyList_SetProperty(msg
->properties
, CMSG_VERSION_PARAM
,
1638 (const BYTE
*)&digestedData
->version
, sizeof(digestedData
->version
));
1639 CDecodeMsg_SaveAlgorithmID(msg
, CMSG_HASH_ALGORITHM_PARAM
,
1640 &digestedData
->DigestAlgorithm
);
1641 ContextPropertyList_SetProperty(msg
->properties
,
1642 CMSG_INNER_CONTENT_TYPE_PARAM
,
1643 (const BYTE
*)digestedData
->ContentInfo
.pszObjId
,
1644 digestedData
->ContentInfo
.pszObjId
?
1645 strlen(digestedData
->ContentInfo
.pszObjId
) + 1 : 0);
1646 if (!(msg
->base
.open_flags
& CMSG_DETACHED_FLAG
))
1648 if (digestedData
->ContentInfo
.Content
.cbData
)
1649 CDecodeMsg_DecodeDataContent(msg
,
1650 &digestedData
->ContentInfo
.Content
);
1652 ContextPropertyList_SetProperty(msg
->properties
,
1653 CMSG_CONTENT_PARAM
, NULL
, 0);
1655 ContextPropertyList_SetProperty(msg
->properties
, CMSG_HASH_DATA_PARAM
,
1656 digestedData
->hash
.pbData
, digestedData
->hash
.cbData
);
1657 LocalFree(digestedData
);
1662 static BOOL
CDecodeMsg_DecodeSignedContent(CDecodeMsg
*msg
,
1663 const CRYPT_DER_BLOB
*blob
)
1666 CRYPT_SIGNED_INFO
*signedInfo
;
1669 ret
= CRYPT_AsnDecodeCMSSignedInfo(blob
->pbData
, blob
->cbData
,
1670 CRYPT_DECODE_ALLOC_FLAG
, NULL
, (CRYPT_SIGNED_INFO
*)&signedInfo
,
1673 msg
->u
.signed_data
.info
= signedInfo
;
1677 /* Decodes the content in blob as the type given, and updates the value
1678 * (type, parameters, etc.) of msg based on what blob contains.
1679 * It doesn't just use msg's type, to allow a recursive call from an implicitly
1680 * typed message once the outer content info has been decoded.
1682 static BOOL
CDecodeMsg_DecodeContent(CDecodeMsg
*msg
, const CRYPT_DER_BLOB
*blob
,
1690 if ((ret
= CDecodeMsg_DecodeDataContent(msg
, blob
)))
1691 msg
->type
= CMSG_DATA
;
1694 if ((ret
= CDecodeMsg_DecodeHashedContent(msg
, blob
)))
1695 msg
->type
= CMSG_HASHED
;
1697 case CMSG_ENVELOPED
:
1698 FIXME("unimplemented for type CMSG_ENVELOPED\n");
1702 if ((ret
= CDecodeMsg_DecodeSignedContent(msg
, blob
)))
1703 msg
->type
= CMSG_SIGNED
;
1707 CRYPT_CONTENT_INFO
*info
;
1710 ret
= CryptDecodeObjectEx(X509_ASN_ENCODING
, PKCS_CONTENT_INFO
,
1711 msg
->msg_data
.pbData
, msg
->msg_data
.cbData
, CRYPT_DECODE_ALLOC_FLAG
,
1712 NULL
, &info
, &size
);
1715 if (!strcmp(info
->pszObjId
, szOID_RSA_data
))
1716 ret
= CDecodeMsg_DecodeContent(msg
, &info
->Content
, CMSG_DATA
);
1717 else if (!strcmp(info
->pszObjId
, szOID_RSA_digestedData
))
1718 ret
= CDecodeMsg_DecodeContent(msg
, &info
->Content
,
1720 else if (!strcmp(info
->pszObjId
, szOID_RSA_envelopedData
))
1721 ret
= CDecodeMsg_DecodeContent(msg
, &info
->Content
,
1723 else if (!strcmp(info
->pszObjId
, szOID_RSA_signedData
))
1724 ret
= CDecodeMsg_DecodeContent(msg
, &info
->Content
,
1728 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
1738 static BOOL
CDecodeMsg_FinalizeHashedContent(CDecodeMsg
*msg
,
1739 CRYPT_DER_BLOB
*blob
)
1741 CRYPT_ALGORITHM_IDENTIFIER
*hashAlgoID
= NULL
;
1746 CryptMsgGetParam(msg
, CMSG_HASH_ALGORITHM_PARAM
, 0, NULL
, &size
);
1747 hashAlgoID
= CryptMemAlloc(size
);
1748 ret
= CryptMsgGetParam(msg
, CMSG_HASH_ALGORITHM_PARAM
, 0, hashAlgoID
,
1751 algID
= CertOIDToAlgId(hashAlgoID
->pszObjId
);
1752 ret
= CryptCreateHash(msg
->crypt_prov
, algID
, 0, 0, &msg
->u
.hash
);
1755 CRYPT_DATA_BLOB content
;
1757 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
1759 /* Unlike for non-detached messages, the data were never stored as
1760 * the content param, but were saved in msg->detached_data instead.
1762 content
.pbData
= msg
->detached_data
.pbData
;
1763 content
.cbData
= msg
->detached_data
.cbData
;
1766 ret
= ContextPropertyList_FindProperty(msg
->properties
,
1767 CMSG_CONTENT_PARAM
, &content
);
1769 ret
= CryptHashData(msg
->u
.hash
, content
.pbData
, content
.cbData
, 0);
1771 CryptMemFree(hashAlgoID
);
1775 static BOOL
CDecodeMsg_FinalizeSignedContent(CDecodeMsg
*msg
,
1776 CRYPT_DER_BLOB
*blob
)
1781 ret
= CSignedMsgData_AllocateHandles(&msg
->u
.signed_data
);
1782 for (i
= 0; ret
&& i
< msg
->u
.signed_data
.info
->cSignerInfo
; i
++)
1783 ret
= CSignedMsgData_ConstructSignerHandles(&msg
->u
.signed_data
, i
,
1787 CRYPT_DATA_BLOB
*content
;
1789 /* Now that we have all the content, update the hash handles with
1790 * it. If the message is a detached message, the content is stored
1791 * in msg->detached_data rather than in the signed message's
1794 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
1795 content
= &msg
->detached_data
;
1797 content
= &msg
->u
.signed_data
.info
->content
.Content
;
1798 if (content
->cbData
)
1800 /* If the message is not detached, have to decode the message's
1801 * content if the type is szOID_RSA_data.
1803 if (!(msg
->base
.open_flags
& CMSG_DETACHED_FLAG
) &&
1804 !strcmp(msg
->u
.signed_data
.info
->content
.pszObjId
,
1807 CRYPT_DATA_BLOB
*blob
;
1809 ret
= CryptDecodeObjectEx(X509_ASN_ENCODING
,
1810 X509_OCTET_STRING
, content
->pbData
, content
->cbData
,
1811 CRYPT_DECODE_ALLOC_FLAG
, NULL
, &blob
, &size
);
1814 ret
= CSignedMsgData_Update(&msg
->u
.signed_data
,
1815 blob
->pbData
, blob
->cbData
, TRUE
, Verify
);
1820 ret
= CSignedMsgData_Update(&msg
->u
.signed_data
,
1821 content
->pbData
, content
->cbData
, TRUE
, Verify
);
1827 static BOOL
CDecodeMsg_FinalizeContent(CDecodeMsg
*msg
, CRYPT_DER_BLOB
*blob
)
1834 ret
= CDecodeMsg_FinalizeHashedContent(msg
, blob
);
1837 ret
= CDecodeMsg_FinalizeSignedContent(msg
, blob
);
1845 static BOOL
CDecodeMsg_Update(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
1846 DWORD cbData
, BOOL fFinal
)
1848 CDecodeMsg
*msg
= hCryptMsg
;
1851 TRACE("(%p, %p, %d, %d)\n", hCryptMsg
, pbData
, cbData
, fFinal
);
1853 if (msg
->base
.state
== MsgStateFinalized
)
1854 SetLastError(CRYPT_E_MSG_ERROR
);
1855 else if (msg
->base
.streamed
)
1857 FIXME("(%p, %p, %d, %d): streamed update stub\n", hCryptMsg
, pbData
,
1859 switch (msg
->base
.state
)
1862 ret
= CDecodeMsg_CopyData(&msg
->msg_data
, pbData
, cbData
);
1865 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
1866 msg
->base
.state
= MsgStateDataFinalized
;
1868 msg
->base
.state
= MsgStateFinalized
;
1871 msg
->base
.state
= MsgStateUpdated
;
1873 case MsgStateUpdated
:
1874 ret
= CDecodeMsg_CopyData(&msg
->msg_data
, pbData
, cbData
);
1877 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
1878 msg
->base
.state
= MsgStateDataFinalized
;
1880 msg
->base
.state
= MsgStateFinalized
;
1883 case MsgStateDataFinalized
:
1884 ret
= CDecodeMsg_CopyData(&msg
->detached_data
, pbData
, cbData
);
1886 msg
->base
.state
= MsgStateFinalized
;
1889 SetLastError(CRYPT_E_MSG_ERROR
);
1896 SetLastError(CRYPT_E_MSG_ERROR
);
1899 switch (msg
->base
.state
)
1902 ret
= CDecodeMsg_CopyData(&msg
->msg_data
, pbData
, cbData
);
1903 if (msg
->base
.open_flags
& CMSG_DETACHED_FLAG
)
1904 msg
->base
.state
= MsgStateDataFinalized
;
1906 msg
->base
.state
= MsgStateFinalized
;
1908 case MsgStateDataFinalized
:
1909 ret
= CDecodeMsg_CopyData(&msg
->detached_data
, pbData
, cbData
);
1910 msg
->base
.state
= MsgStateFinalized
;
1913 SetLastError(CRYPT_E_MSG_ERROR
);
1917 if (ret
&& fFinal
&&
1918 ((msg
->base
.open_flags
& CMSG_DETACHED_FLAG
&& msg
->base
.state
==
1919 MsgStateDataFinalized
) ||
1920 (!(msg
->base
.open_flags
& CMSG_DETACHED_FLAG
) && msg
->base
.state
==
1921 MsgStateFinalized
)))
1922 ret
= CDecodeMsg_DecodeContent(msg
, &msg
->msg_data
, msg
->type
);
1923 if (ret
&& msg
->base
.state
== MsgStateFinalized
)
1924 ret
= CDecodeMsg_FinalizeContent(msg
, &msg
->msg_data
);
1928 static BOOL
CDecodeHashMsg_GetParam(CDecodeMsg
*msg
, DWORD dwParamType
,
1929 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
1933 switch (dwParamType
)
1935 case CMSG_TYPE_PARAM
:
1936 ret
= CRYPT_CopyParam(pvData
, pcbData
, &msg
->type
, sizeof(msg
->type
));
1938 case CMSG_HASH_ALGORITHM_PARAM
:
1940 CRYPT_DATA_BLOB blob
;
1942 ret
= ContextPropertyList_FindProperty(msg
->properties
, dwParamType
,
1946 ret
= CRYPT_CopyParam(pvData
, pcbData
, blob
.pbData
, blob
.cbData
);
1948 CRYPT_FixUpAlgorithmID(pvData
);
1951 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
1954 case CMSG_COMPUTED_HASH_PARAM
:
1955 ret
= CryptGetHashParam(msg
->u
.hash
, HP_HASHVAL
, pvData
, pcbData
, 0);
1959 CRYPT_DATA_BLOB blob
;
1961 ret
= ContextPropertyList_FindProperty(msg
->properties
, dwParamType
,
1964 ret
= CRYPT_CopyParam(pvData
, pcbData
, blob
.pbData
, blob
.cbData
);
1966 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
1972 /* nextData is an in/out parameter - on input it's the memory location in
1973 * which a copy of in's data should be made, and on output it's the memory
1974 * location immediately after out's copy of in's data.
1976 static inline void CRYPT_CopyBlob(CRYPT_DATA_BLOB
*out
,
1977 const CRYPT_DATA_BLOB
*in
, LPBYTE
*nextData
)
1979 out
->cbData
= in
->cbData
;
1982 out
->pbData
= *nextData
;
1983 memcpy(out
->pbData
, in
->pbData
, in
->cbData
);
1984 *nextData
+= in
->cbData
;
1988 static inline void CRYPT_CopyAlgorithmId(CRYPT_ALGORITHM_IDENTIFIER
*out
,
1989 const CRYPT_ALGORITHM_IDENTIFIER
*in
, LPBYTE
*nextData
)
1993 out
->pszObjId
= (LPSTR
)*nextData
;
1994 strcpy(out
->pszObjId
, in
->pszObjId
);
1995 *nextData
+= strlen(out
->pszObjId
) + 1;
1997 CRYPT_CopyBlob(&out
->Parameters
, &in
->Parameters
, nextData
);
2000 static inline void CRYPT_CopyAttributes(CRYPT_ATTRIBUTES
*out
,
2001 const CRYPT_ATTRIBUTES
*in
, LPBYTE
*nextData
)
2003 out
->cAttr
= in
->cAttr
;
2008 *nextData
= POINTER_ALIGN_DWORD_PTR(*nextData
);
2009 out
->rgAttr
= (CRYPT_ATTRIBUTE
*)*nextData
;
2010 *nextData
+= in
->cAttr
* sizeof(CRYPT_ATTRIBUTE
);
2011 for (i
= 0; i
< in
->cAttr
; i
++)
2013 if (in
->rgAttr
[i
].pszObjId
)
2015 out
->rgAttr
[i
].pszObjId
= (LPSTR
)*nextData
;
2016 strcpy(out
->rgAttr
[i
].pszObjId
, in
->rgAttr
[i
].pszObjId
);
2017 *nextData
+= strlen(in
->rgAttr
[i
].pszObjId
) + 1;
2019 if (in
->rgAttr
[i
].cValue
)
2023 out
->rgAttr
[i
].cValue
= in
->rgAttr
[i
].cValue
;
2024 *nextData
= POINTER_ALIGN_DWORD_PTR(*nextData
);
2025 out
->rgAttr
[i
].rgValue
= (PCRYPT_DATA_BLOB
)*nextData
;
2026 *nextData
+= in
->rgAttr
[i
].cValue
* sizeof(CRYPT_DATA_BLOB
);
2027 for (j
= 0; j
< in
->rgAttr
[i
].cValue
; j
++)
2028 CRYPT_CopyBlob(&out
->rgAttr
[i
].rgValue
[j
],
2029 &in
->rgAttr
[i
].rgValue
[j
], nextData
);
2035 static DWORD
CRYPT_SizeOfAttributes(const CRYPT_ATTRIBUTES
*attr
)
2037 DWORD size
= attr
->cAttr
* sizeof(CRYPT_ATTRIBUTE
), i
, j
;
2039 for (i
= 0; i
< attr
->cAttr
; i
++)
2041 if (attr
->rgAttr
[i
].pszObjId
)
2042 size
+= strlen(attr
->rgAttr
[i
].pszObjId
) + 1;
2044 size
= ALIGN_DWORD_PTR(size
);
2045 size
+= attr
->rgAttr
[i
].cValue
* sizeof(CRYPT_DATA_BLOB
);
2046 for (j
= 0; j
< attr
->rgAttr
[i
].cValue
; j
++)
2047 size
+= attr
->rgAttr
[i
].rgValue
[j
].cbData
;
2049 /* align pointer again to be conservative */
2050 size
= ALIGN_DWORD_PTR(size
);
2054 static DWORD
CRYPT_SizeOfKeyIdAsIssuerAndSerial(const CRYPT_DATA_BLOB
*keyId
)
2056 static char oid_key_rdn
[] = szOID_KEYID_RDN
;
2059 CERT_RDN rdn
= { 1, &attr
};
2060 CERT_NAME_INFO name
= { 1, &rdn
};
2062 attr
.pszObjId
= oid_key_rdn
;
2063 attr
.dwValueType
= CERT_RDN_OCTET_STRING
;
2064 attr
.Value
.cbData
= keyId
->cbData
;
2065 attr
.Value
.pbData
= keyId
->pbData
;
2066 if (CryptEncodeObject(X509_ASN_ENCODING
, X509_NAME
, &name
, NULL
, &size
))
2067 size
++; /* Only include size of special zero serial number on success */
2071 static BOOL
CRYPT_CopyKeyIdAsIssuerAndSerial(CERT_NAME_BLOB
*issuer
,
2072 CRYPT_INTEGER_BLOB
*serialNumber
, const CRYPT_DATA_BLOB
*keyId
, DWORD encodedLen
,
2075 static char oid_key_rdn
[] = szOID_KEYID_RDN
;
2077 CERT_RDN rdn
= { 1, &attr
};
2078 CERT_NAME_INFO name
= { 1, &rdn
};
2081 /* Encode special zero serial number */
2082 serialNumber
->cbData
= 1;
2083 serialNumber
->pbData
= *nextData
;
2087 issuer
->pbData
= *nextData
;
2088 attr
.pszObjId
= oid_key_rdn
;
2089 attr
.dwValueType
= CERT_RDN_OCTET_STRING
;
2090 attr
.Value
.cbData
= keyId
->cbData
;
2091 attr
.Value
.pbData
= keyId
->pbData
;
2092 ret
= CryptEncodeObject(X509_ASN_ENCODING
, X509_NAME
, &name
, *nextData
,
2096 *nextData
+= encodedLen
;
2097 issuer
->cbData
= encodedLen
;
2102 static BOOL
CRYPT_CopySignerInfo(void *pvData
, DWORD
*pcbData
,
2103 const CMSG_CMS_SIGNER_INFO
*in
)
2105 DWORD size
= sizeof(CMSG_SIGNER_INFO
), rdnSize
= 0;
2108 TRACE("(%p, %d, %p)\n", pvData
, pvData
? *pcbData
: 0, in
);
2110 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2112 size
+= in
->SignerId
.u
.IssuerSerialNumber
.Issuer
.cbData
;
2113 size
+= in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
.cbData
;
2117 rdnSize
= CRYPT_SizeOfKeyIdAsIssuerAndSerial(&in
->SignerId
.u
.KeyId
);
2120 if (in
->HashAlgorithm
.pszObjId
)
2121 size
+= strlen(in
->HashAlgorithm
.pszObjId
) + 1;
2122 size
+= in
->HashAlgorithm
.Parameters
.cbData
;
2123 if (in
->HashEncryptionAlgorithm
.pszObjId
)
2124 size
+= strlen(in
->HashEncryptionAlgorithm
.pszObjId
) + 1;
2125 size
+= in
->HashEncryptionAlgorithm
.Parameters
.cbData
;
2126 size
+= in
->EncryptedHash
.cbData
;
2128 size
= ALIGN_DWORD_PTR(size
);
2129 size
+= CRYPT_SizeOfAttributes(&in
->AuthAttrs
);
2130 size
+= CRYPT_SizeOfAttributes(&in
->UnauthAttrs
);
2136 else if (*pcbData
< size
)
2139 SetLastError(ERROR_MORE_DATA
);
2144 LPBYTE nextData
= (BYTE
*)pvData
+ sizeof(CMSG_SIGNER_INFO
);
2145 CMSG_SIGNER_INFO
*out
= pvData
;
2148 out
->dwVersion
= in
->dwVersion
;
2149 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2151 CRYPT_CopyBlob(&out
->Issuer
,
2152 &in
->SignerId
.u
.IssuerSerialNumber
.Issuer
, &nextData
);
2153 CRYPT_CopyBlob(&out
->SerialNumber
,
2154 &in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
, &nextData
);
2157 ret
= CRYPT_CopyKeyIdAsIssuerAndSerial(&out
->Issuer
, &out
->SerialNumber
,
2158 &in
->SignerId
.u
.KeyId
, rdnSize
, &nextData
);
2161 CRYPT_CopyAlgorithmId(&out
->HashAlgorithm
, &in
->HashAlgorithm
,
2163 CRYPT_CopyAlgorithmId(&out
->HashEncryptionAlgorithm
,
2164 &in
->HashEncryptionAlgorithm
, &nextData
);
2165 CRYPT_CopyBlob(&out
->EncryptedHash
, &in
->EncryptedHash
, &nextData
);
2166 nextData
= POINTER_ALIGN_DWORD_PTR(nextData
);
2167 CRYPT_CopyAttributes(&out
->AuthAttrs
, &in
->AuthAttrs
, &nextData
);
2168 CRYPT_CopyAttributes(&out
->UnauthAttrs
, &in
->UnauthAttrs
, &nextData
);
2171 TRACE("returning %d\n", ret
);
2175 static BOOL
CRYPT_CopyCMSSignerInfo(void *pvData
, DWORD
*pcbData
,
2176 const CMSG_CMS_SIGNER_INFO
*in
)
2178 DWORD size
= sizeof(CMSG_CMS_SIGNER_INFO
);
2181 TRACE("(%p, %d, %p)\n", pvData
, pvData
? *pcbData
: 0, in
);
2183 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2185 size
+= in
->SignerId
.u
.IssuerSerialNumber
.Issuer
.cbData
;
2186 size
+= in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
.cbData
;
2189 size
+= in
->SignerId
.u
.KeyId
.cbData
;
2190 if (in
->HashAlgorithm
.pszObjId
)
2191 size
+= strlen(in
->HashAlgorithm
.pszObjId
) + 1;
2192 size
+= in
->HashAlgorithm
.Parameters
.cbData
;
2193 if (in
->HashEncryptionAlgorithm
.pszObjId
)
2194 size
+= strlen(in
->HashEncryptionAlgorithm
.pszObjId
) + 1;
2195 size
+= in
->HashEncryptionAlgorithm
.Parameters
.cbData
;
2196 size
+= in
->EncryptedHash
.cbData
;
2198 size
= ALIGN_DWORD_PTR(size
);
2199 size
+= CRYPT_SizeOfAttributes(&in
->AuthAttrs
);
2200 size
+= CRYPT_SizeOfAttributes(&in
->UnauthAttrs
);
2206 else if (*pcbData
< size
)
2209 SetLastError(ERROR_MORE_DATA
);
2214 LPBYTE nextData
= (BYTE
*)pvData
+ sizeof(CMSG_CMS_SIGNER_INFO
);
2215 CMSG_CMS_SIGNER_INFO
*out
= pvData
;
2217 out
->dwVersion
= in
->dwVersion
;
2218 out
->SignerId
.dwIdChoice
= in
->SignerId
.dwIdChoice
;
2219 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2221 CRYPT_CopyBlob(&out
->SignerId
.u
.IssuerSerialNumber
.Issuer
,
2222 &in
->SignerId
.u
.IssuerSerialNumber
.Issuer
, &nextData
);
2223 CRYPT_CopyBlob(&out
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
,
2224 &in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
, &nextData
);
2227 CRYPT_CopyBlob(&out
->SignerId
.u
.KeyId
, &in
->SignerId
.u
.KeyId
, &nextData
);
2228 CRYPT_CopyAlgorithmId(&out
->HashAlgorithm
, &in
->HashAlgorithm
,
2230 CRYPT_CopyAlgorithmId(&out
->HashEncryptionAlgorithm
,
2231 &in
->HashEncryptionAlgorithm
, &nextData
);
2232 CRYPT_CopyBlob(&out
->EncryptedHash
, &in
->EncryptedHash
, &nextData
);
2233 nextData
= POINTER_ALIGN_DWORD_PTR(nextData
);
2234 CRYPT_CopyAttributes(&out
->AuthAttrs
, &in
->AuthAttrs
, &nextData
);
2235 CRYPT_CopyAttributes(&out
->UnauthAttrs
, &in
->UnauthAttrs
, &nextData
);
2238 TRACE("returning %d\n", ret
);
2242 static BOOL
CRYPT_CopySignerCertInfo(void *pvData
, DWORD
*pcbData
,
2243 const CMSG_CMS_SIGNER_INFO
*in
)
2245 DWORD size
= sizeof(CERT_INFO
), rdnSize
= 0;
2248 TRACE("(%p, %d, %p)\n", pvData
, pvData
? *pcbData
: 0, in
);
2250 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2252 size
+= in
->SignerId
.u
.IssuerSerialNumber
.Issuer
.cbData
;
2253 size
+= in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
.cbData
;
2257 rdnSize
= CRYPT_SizeOfKeyIdAsIssuerAndSerial(&in
->SignerId
.u
.KeyId
);
2265 else if (*pcbData
< size
)
2268 SetLastError(ERROR_MORE_DATA
);
2273 LPBYTE nextData
= (BYTE
*)pvData
+ sizeof(CERT_INFO
);
2274 CERT_INFO
*out
= pvData
;
2276 memset(out
, 0, sizeof(CERT_INFO
));
2277 if (in
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2279 CRYPT_CopyBlob(&out
->Issuer
,
2280 &in
->SignerId
.u
.IssuerSerialNumber
.Issuer
, &nextData
);
2281 CRYPT_CopyBlob(&out
->SerialNumber
,
2282 &in
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
, &nextData
);
2286 ret
= CRYPT_CopyKeyIdAsIssuerAndSerial(&out
->Issuer
, &out
->SerialNumber
,
2287 &in
->SignerId
.u
.KeyId
, rdnSize
, &nextData
);
2289 TRACE("returning %d\n", ret
);
2293 static BOOL
CDecodeSignedMsg_GetParam(CDecodeMsg
*msg
, DWORD dwParamType
,
2294 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
2298 switch (dwParamType
)
2300 case CMSG_TYPE_PARAM
:
2301 ret
= CRYPT_CopyParam(pvData
, pcbData
, &msg
->type
, sizeof(msg
->type
));
2303 case CMSG_CONTENT_PARAM
:
2304 if (msg
->u
.signed_data
.info
)
2306 if (!strcmp(msg
->u
.signed_data
.info
->content
.pszObjId
,
2309 CRYPT_DATA_BLOB
*blob
;
2312 ret
= CryptDecodeObjectEx(X509_ASN_ENCODING
, X509_OCTET_STRING
,
2313 msg
->u
.signed_data
.info
->content
.Content
.pbData
,
2314 msg
->u
.signed_data
.info
->content
.Content
.cbData
,
2315 CRYPT_DECODE_ALLOC_FLAG
, NULL
, &blob
, &size
);
2318 ret
= CRYPT_CopyParam(pvData
, pcbData
, blob
->pbData
,
2324 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2325 msg
->u
.signed_data
.info
->content
.Content
.pbData
,
2326 msg
->u
.signed_data
.info
->content
.Content
.cbData
);
2329 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2331 case CMSG_INNER_CONTENT_TYPE_PARAM
:
2332 if (msg
->u
.signed_data
.info
)
2333 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2334 msg
->u
.signed_data
.info
->content
.pszObjId
,
2335 strlen(msg
->u
.signed_data
.info
->content
.pszObjId
) + 1);
2337 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2339 case CMSG_SIGNER_COUNT_PARAM
:
2340 if (msg
->u
.signed_data
.info
)
2341 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2342 &msg
->u
.signed_data
.info
->cSignerInfo
, sizeof(DWORD
));
2344 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2346 case CMSG_SIGNER_INFO_PARAM
:
2347 if (msg
->u
.signed_data
.info
)
2349 if (dwIndex
>= msg
->u
.signed_data
.info
->cSignerInfo
)
2350 SetLastError(CRYPT_E_INVALID_INDEX
);
2352 ret
= CRYPT_CopySignerInfo(pvData
, pcbData
,
2353 &msg
->u
.signed_data
.info
->rgSignerInfo
[dwIndex
]);
2356 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2358 case CMSG_SIGNER_CERT_INFO_PARAM
:
2359 if (msg
->u
.signed_data
.info
)
2361 if (dwIndex
>= msg
->u
.signed_data
.info
->cSignerInfo
)
2362 SetLastError(CRYPT_E_INVALID_INDEX
);
2364 ret
= CRYPT_CopySignerCertInfo(pvData
, pcbData
,
2365 &msg
->u
.signed_data
.info
->rgSignerInfo
[dwIndex
]);
2368 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2370 case CMSG_CERT_COUNT_PARAM
:
2371 if (msg
->u
.signed_data
.info
)
2372 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2373 &msg
->u
.signed_data
.info
->cCertEncoded
, sizeof(DWORD
));
2375 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2377 case CMSG_CERT_PARAM
:
2378 if (msg
->u
.signed_data
.info
)
2380 if (dwIndex
>= msg
->u
.signed_data
.info
->cCertEncoded
)
2381 SetLastError(CRYPT_E_INVALID_INDEX
);
2383 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2384 msg
->u
.signed_data
.info
->rgCertEncoded
[dwIndex
].pbData
,
2385 msg
->u
.signed_data
.info
->rgCertEncoded
[dwIndex
].cbData
);
2388 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2390 case CMSG_CRL_COUNT_PARAM
:
2391 if (msg
->u
.signed_data
.info
)
2392 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2393 &msg
->u
.signed_data
.info
->cCrlEncoded
, sizeof(DWORD
));
2395 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2397 case CMSG_CRL_PARAM
:
2398 if (msg
->u
.signed_data
.info
)
2400 if (dwIndex
>= msg
->u
.signed_data
.info
->cCrlEncoded
)
2401 SetLastError(CRYPT_E_INVALID_INDEX
);
2403 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2404 msg
->u
.signed_data
.info
->rgCrlEncoded
[dwIndex
].pbData
,
2405 msg
->u
.signed_data
.info
->rgCrlEncoded
[dwIndex
].cbData
);
2408 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2410 case CMSG_COMPUTED_HASH_PARAM
:
2411 if (msg
->u
.signed_data
.info
)
2413 if (dwIndex
>= msg
->u
.signed_data
.cSignerHandle
)
2414 SetLastError(CRYPT_E_INVALID_INDEX
);
2416 ret
= CryptGetHashParam(
2417 msg
->u
.signed_data
.signerHandles
[dwIndex
].contentHash
,
2418 HP_HASHVAL
, pvData
, pcbData
, 0);
2421 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2423 case CMSG_ENCODED_SIGNER
:
2424 if (msg
->u
.signed_data
.info
)
2426 if (dwIndex
>= msg
->u
.signed_data
.info
->cSignerInfo
)
2427 SetLastError(CRYPT_E_INVALID_INDEX
);
2429 ret
= CryptEncodeObjectEx(
2430 X509_ASN_ENCODING
| PKCS_7_ASN_ENCODING
, CMS_SIGNER_INFO
,
2431 &msg
->u
.signed_data
.info
->rgSignerInfo
[dwIndex
], 0, NULL
,
2435 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2437 case CMSG_ATTR_CERT_COUNT_PARAM
:
2438 if (msg
->u
.signed_data
.info
)
2440 DWORD attrCertCount
= 0;
2442 ret
= CRYPT_CopyParam(pvData
, pcbData
,
2443 &attrCertCount
, sizeof(DWORD
));
2446 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2448 case CMSG_ATTR_CERT_PARAM
:
2449 if (msg
->u
.signed_data
.info
)
2450 SetLastError(CRYPT_E_INVALID_INDEX
);
2452 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2454 case CMSG_CMS_SIGNER_INFO_PARAM
:
2455 if (msg
->u
.signed_data
.info
)
2457 if (dwIndex
>= msg
->u
.signed_data
.info
->cSignerInfo
)
2458 SetLastError(CRYPT_E_INVALID_INDEX
);
2460 ret
= CRYPT_CopyCMSSignerInfo(pvData
, pcbData
,
2461 &msg
->u
.signed_data
.info
->rgSignerInfo
[dwIndex
]);
2464 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2467 FIXME("unimplemented for %d\n", dwParamType
);
2468 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2473 static BOOL
CDecodeMsg_GetParam(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
2474 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
2476 CDecodeMsg
*msg
= hCryptMsg
;
2482 ret
= CDecodeHashMsg_GetParam(msg
, dwParamType
, dwIndex
, pvData
,
2486 ret
= CDecodeSignedMsg_GetParam(msg
, dwParamType
, dwIndex
, pvData
,
2490 switch (dwParamType
)
2492 case CMSG_TYPE_PARAM
:
2493 ret
= CRYPT_CopyParam(pvData
, pcbData
, &msg
->type
,
2498 CRYPT_DATA_BLOB blob
;
2500 ret
= ContextPropertyList_FindProperty(msg
->properties
, dwParamType
,
2503 ret
= CRYPT_CopyParam(pvData
, pcbData
, blob
.pbData
,
2506 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2513 static BOOL
CDecodeHashMsg_VerifyHash(CDecodeMsg
*msg
)
2516 CRYPT_DATA_BLOB hashBlob
;
2518 ret
= ContextPropertyList_FindProperty(msg
->properties
,
2519 CMSG_HASH_DATA_PARAM
, &hashBlob
);
2522 DWORD computedHashSize
= 0;
2524 ret
= CDecodeHashMsg_GetParam(msg
, CMSG_COMPUTED_HASH_PARAM
, 0, NULL
,
2526 if (hashBlob
.cbData
== computedHashSize
)
2528 LPBYTE computedHash
= CryptMemAlloc(computedHashSize
);
2532 ret
= CDecodeHashMsg_GetParam(msg
, CMSG_COMPUTED_HASH_PARAM
, 0,
2533 computedHash
, &computedHashSize
);
2536 if (memcmp(hashBlob
.pbData
, computedHash
, hashBlob
.cbData
))
2538 SetLastError(CRYPT_E_HASH_VALUE
);
2542 CryptMemFree(computedHash
);
2546 SetLastError(ERROR_OUTOFMEMORY
);
2552 SetLastError(CRYPT_E_HASH_VALUE
);
2559 static BOOL
CDecodeSignedMsg_VerifySignatureWithKey(CDecodeMsg
*msg
,
2560 HCRYPTPROV prov
, DWORD signerIndex
, PCERT_PUBLIC_KEY_INFO keyInfo
)
2566 prov
= msg
->crypt_prov
;
2567 ret
= CryptImportPublicKeyInfo(prov
, X509_ASN_ENCODING
, keyInfo
, &key
);
2571 CRYPT_HASH_BLOB reversedHash
;
2573 if (msg
->u
.signed_data
.info
->rgSignerInfo
[signerIndex
].AuthAttrs
.cAttr
)
2574 hash
= msg
->u
.signed_data
.signerHandles
[signerIndex
].authAttrHash
;
2576 hash
= msg
->u
.signed_data
.signerHandles
[signerIndex
].contentHash
;
2577 ret
= CRYPT_ConstructBlob(&reversedHash
,
2578 &msg
->u
.signed_data
.info
->rgSignerInfo
[signerIndex
].EncryptedHash
);
2581 CRYPT_ReverseBytes(&reversedHash
);
2582 ret
= CryptVerifySignatureW(hash
, reversedHash
.pbData
,
2583 reversedHash
.cbData
, key
, NULL
, 0);
2584 CryptMemFree(reversedHash
.pbData
);
2586 CryptDestroyKey(key
);
2591 static BOOL
CDecodeSignedMsg_VerifySignature(CDecodeMsg
*msg
, PCERT_INFO info
)
2596 if (!msg
->u
.signed_data
.signerHandles
)
2598 SetLastError(NTE_BAD_SIGNATURE
);
2601 for (i
= 0; !ret
&& i
< msg
->u
.signed_data
.info
->cSignerInfo
; i
++)
2603 PCMSG_CMS_SIGNER_INFO signerInfo
=
2604 &msg
->u
.signed_data
.info
->rgSignerInfo
[i
];
2606 if (signerInfo
->SignerId
.dwIdChoice
== CERT_ID_ISSUER_SERIAL_NUMBER
)
2608 ret
= CertCompareCertificateName(X509_ASN_ENCODING
,
2609 &signerInfo
->SignerId
.u
.IssuerSerialNumber
.Issuer
,
2613 ret
= CertCompareIntegerBlob(
2614 &signerInfo
->SignerId
.u
.IssuerSerialNumber
.SerialNumber
,
2615 &info
->SerialNumber
);
2622 FIXME("signer %d: unimplemented for key id\n", i
);
2626 ret
= CDecodeSignedMsg_VerifySignatureWithKey(msg
, 0, i
,
2627 &info
->SubjectPublicKeyInfo
);
2629 SetLastError(CRYPT_E_SIGNER_NOT_FOUND
);
2634 static BOOL
CDecodeSignedMsg_VerifySignatureEx(CDecodeMsg
*msg
,
2635 PCMSG_CTRL_VERIFY_SIGNATURE_EX_PARA para
)
2639 if (para
->cbSize
!= sizeof(CMSG_CTRL_VERIFY_SIGNATURE_EX_PARA
))
2640 SetLastError(ERROR_INVALID_PARAMETER
);
2641 else if (para
->dwSignerIndex
>= msg
->u
.signed_data
.info
->cSignerInfo
)
2642 SetLastError(CRYPT_E_SIGNER_NOT_FOUND
);
2643 else if (!msg
->u
.signed_data
.signerHandles
)
2644 SetLastError(NTE_BAD_SIGNATURE
);
2647 switch (para
->dwSignerType
)
2649 case CMSG_VERIFY_SIGNER_PUBKEY
:
2650 ret
= CDecodeSignedMsg_VerifySignatureWithKey(msg
,
2651 para
->hCryptProv
, para
->dwSignerIndex
, para
->pvSigner
);
2653 case CMSG_VERIFY_SIGNER_CERT
:
2655 PCCERT_CONTEXT cert
= para
->pvSigner
;
2657 ret
= CDecodeSignedMsg_VerifySignatureWithKey(msg
, para
->hCryptProv
,
2658 para
->dwSignerIndex
, &cert
->pCertInfo
->SubjectPublicKeyInfo
);
2662 FIXME("unimplemented for signer type %d\n", para
->dwSignerType
);
2663 SetLastError(CRYPT_E_SIGNER_NOT_FOUND
);
2669 static BOOL
CDecodeMsg_Control(HCRYPTMSG hCryptMsg
, DWORD dwFlags
,
2670 DWORD dwCtrlType
, const void *pvCtrlPara
)
2672 CDecodeMsg
*msg
= hCryptMsg
;
2677 case CMSG_CTRL_VERIFY_SIGNATURE
:
2681 ret
= CDecodeSignedMsg_VerifySignature(msg
, (PCERT_INFO
)pvCtrlPara
);
2684 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2687 case CMSG_CTRL_DECRYPT
:
2691 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2694 case CMSG_CTRL_VERIFY_HASH
:
2698 ret
= CDecodeHashMsg_VerifyHash(msg
);
2701 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2704 case CMSG_CTRL_VERIFY_SIGNATURE_EX
:
2708 ret
= CDecodeSignedMsg_VerifySignatureEx(msg
,
2709 (PCMSG_CTRL_VERIFY_SIGNATURE_EX_PARA
)pvCtrlPara
);
2712 SetLastError(CRYPT_E_INVALID_MSG_TYPE
);
2716 SetLastError(CRYPT_E_CONTROL_TYPE
);
2721 HCRYPTMSG WINAPI
CryptMsgOpenToDecode(DWORD dwMsgEncodingType
, DWORD dwFlags
,
2722 DWORD dwMsgType
, HCRYPTPROV_LEGACY hCryptProv
, PCERT_INFO pRecipientInfo
,
2723 PCMSG_STREAM_INFO pStreamInfo
)
2727 TRACE("(%08x, %08x, %08x, %08lx, %p, %p)\n", dwMsgEncodingType
,
2728 dwFlags
, dwMsgType
, hCryptProv
, pRecipientInfo
, pStreamInfo
);
2730 if (GET_CMSG_ENCODING_TYPE(dwMsgEncodingType
) != PKCS_7_ASN_ENCODING
)
2732 SetLastError(E_INVALIDARG
);
2735 msg
= CryptMemAlloc(sizeof(CDecodeMsg
));
2738 CryptMsgBase_Init((CryptMsgBase
*)msg
, dwFlags
, pStreamInfo
,
2739 CDecodeMsg_Close
, CDecodeMsg_GetParam
, CDecodeMsg_Update
,
2740 CDecodeMsg_Control
);
2741 msg
->type
= dwMsgType
;
2743 msg
->crypt_prov
= hCryptProv
;
2746 msg
->crypt_prov
= CRYPT_GetDefaultProvider();
2747 msg
->base
.open_flags
&= ~CMSG_CRYPT_RELEASE_CONTEXT_FLAG
;
2749 memset(&msg
->u
, 0, sizeof(msg
->u
));
2750 msg
->msg_data
.cbData
= 0;
2751 msg
->msg_data
.pbData
= NULL
;
2752 msg
->detached_data
.cbData
= 0;
2753 msg
->detached_data
.pbData
= NULL
;
2754 msg
->properties
= ContextPropertyList_Create();
2759 HCRYPTMSG WINAPI
CryptMsgDuplicate(HCRYPTMSG hCryptMsg
)
2761 TRACE("(%p)\n", hCryptMsg
);
2765 CryptMsgBase
*msg
= hCryptMsg
;
2767 InterlockedIncrement(&msg
->ref
);
2772 BOOL WINAPI
CryptMsgClose(HCRYPTMSG hCryptMsg
)
2774 TRACE("(%p)\n", hCryptMsg
);
2778 CryptMsgBase
*msg
= hCryptMsg
;
2780 if (InterlockedDecrement(&msg
->ref
) == 0)
2782 TRACE("freeing %p\n", msg
);
2791 BOOL WINAPI
CryptMsgUpdate(HCRYPTMSG hCryptMsg
, const BYTE
*pbData
,
2792 DWORD cbData
, BOOL fFinal
)
2794 CryptMsgBase
*msg
= hCryptMsg
;
2796 TRACE("(%p, %p, %d, %d)\n", hCryptMsg
, pbData
, cbData
, fFinal
);
2798 return msg
->update(hCryptMsg
, pbData
, cbData
, fFinal
);
2801 BOOL WINAPI
CryptMsgGetParam(HCRYPTMSG hCryptMsg
, DWORD dwParamType
,
2802 DWORD dwIndex
, void *pvData
, DWORD
*pcbData
)
2804 CryptMsgBase
*msg
= hCryptMsg
;
2806 TRACE("(%p, %d, %d, %p, %p)\n", hCryptMsg
, dwParamType
, dwIndex
,
2808 return msg
->get_param(hCryptMsg
, dwParamType
, dwIndex
, pvData
, pcbData
);
2811 BOOL WINAPI
CryptMsgControl(HCRYPTMSG hCryptMsg
, DWORD dwFlags
,
2812 DWORD dwCtrlType
, const void *pvCtrlPara
)
2814 CryptMsgBase
*msg
= hCryptMsg
;
2816 TRACE("(%p, %08x, %d, %p)\n", hCryptMsg
, dwFlags
, dwCtrlType
,
2818 return msg
->control(hCryptMsg
, dwFlags
, dwCtrlType
, pvCtrlPara
);
2821 static CERT_INFO
*CRYPT_GetSignerCertInfoFromMsg(HCRYPTMSG msg
,
2822 DWORD dwSignerIndex
)
2824 CERT_INFO
*certInfo
= NULL
;
2827 if (CryptMsgGetParam(msg
, CMSG_SIGNER_CERT_INFO_PARAM
, dwSignerIndex
, NULL
,
2830 certInfo
= CryptMemAlloc(size
);
2833 if (!CryptMsgGetParam(msg
, CMSG_SIGNER_CERT_INFO_PARAM
,
2834 dwSignerIndex
, certInfo
, &size
))
2836 CryptMemFree(certInfo
);
2844 BOOL WINAPI
CryptMsgGetAndVerifySigner(HCRYPTMSG hCryptMsg
, DWORD cSignerStore
,
2845 HCERTSTORE
*rghSignerStore
, DWORD dwFlags
, PCCERT_CONTEXT
*ppSigner
,
2846 DWORD
*pdwSignerIndex
)
2849 DWORD i
, signerIndex
= 0;
2850 PCCERT_CONTEXT signerCert
= NULL
;
2853 TRACE("(%p, %d, %p, %08x, %p, %p)\n", hCryptMsg
, cSignerStore
,
2854 rghSignerStore
, dwFlags
, ppSigner
, pdwSignerIndex
);
2856 /* Clear output parameters */
2859 if (pdwSignerIndex
&& !(dwFlags
& CMSG_USE_SIGNER_INDEX_FLAG
))
2860 *pdwSignerIndex
= 0;
2862 /* Create store to search for signer certificates */
2863 store
= CertOpenStore(CERT_STORE_PROV_COLLECTION
, 0, 0,
2864 CERT_STORE_CREATE_NEW_FLAG
, NULL
);
2865 if (!(dwFlags
& CMSG_TRUSTED_SIGNER_FLAG
))
2867 HCERTSTORE msgStore
= CertOpenStore(CERT_STORE_PROV_MSG
, 0, 0, 0,
2870 CertAddStoreToCollection(store
, msgStore
, 0, 0);
2871 CertCloseStore(msgStore
, 0);
2873 for (i
= 0; i
< cSignerStore
; i
++)
2874 CertAddStoreToCollection(store
, rghSignerStore
[i
], 0, 0);
2876 /* Find signer cert */
2877 if (dwFlags
& CMSG_USE_SIGNER_INDEX_FLAG
)
2879 CERT_INFO
*signer
= CRYPT_GetSignerCertInfoFromMsg(hCryptMsg
,
2884 signerIndex
= *pdwSignerIndex
;
2885 signerCert
= CertFindCertificateInStore(store
, X509_ASN_ENCODING
,
2886 0, CERT_FIND_SUBJECT_CERT
, signer
, NULL
);
2887 CryptMemFree(signer
);
2892 DWORD count
, size
= sizeof(count
);
2894 if (CryptMsgGetParam(hCryptMsg
, CMSG_SIGNER_COUNT_PARAM
, 0, &count
,
2897 for (i
= 0; !signerCert
&& i
< count
; i
++)
2899 CERT_INFO
*signer
= CRYPT_GetSignerCertInfoFromMsg(hCryptMsg
,
2904 signerCert
= CertFindCertificateInStore(store
,
2905 X509_ASN_ENCODING
, 0, CERT_FIND_SUBJECT_CERT
, signer
,
2909 CryptMemFree(signer
);
2914 SetLastError(CRYPT_E_NO_TRUSTED_SIGNER
);
2918 if (!(dwFlags
& CMSG_SIGNER_ONLY_FLAG
))
2919 ret
= CryptMsgControl(hCryptMsg
, 0, CMSG_CTRL_VERIFY_SIGNATURE
,
2920 signerCert
->pCertInfo
);
2926 *ppSigner
= CertDuplicateCertificateContext(signerCert
);
2928 *pdwSignerIndex
= signerIndex
;
2930 CertFreeCertificateContext(signerCert
);
2933 CertCloseStore(store
, 0);
2937 BOOL WINAPI
CryptMsgVerifyCountersignatureEncodedEx(HCRYPTPROV_LEGACY hCryptProv
,
2938 DWORD dwEncodingType
, PBYTE pbSignerInfo
, DWORD cbSignerInfo
,
2939 PBYTE pbSignerInfoCountersignature
, DWORD cbSignerInfoCountersignature
,
2940 DWORD dwSignerType
, void *pvSigner
, DWORD dwFlags
, void *pvReserved
)
2942 FIXME("(%08lx, %08x, %p, %d, %p, %d, %d, %p, %08x, %p): stub\n", hCryptProv
,
2943 dwEncodingType
, pbSignerInfo
, cbSignerInfo
, pbSignerInfoCountersignature
,
2944 cbSignerInfoCountersignature
, dwSignerType
, pvSigner
, dwFlags
, pvReserved
);
2948 BOOL WINAPI
CryptMsgEncodeAndSignCTL(DWORD dwMsgEncodingType
,
2949 PCTL_INFO pCtlInfo
, PCMSG_SIGNED_ENCODE_INFO pSignInfo
, DWORD dwFlags
,
2950 BYTE
*pbEncoded
, DWORD
*pcbEncoded
)
2956 TRACE("(%08x, %p, %p, %08x, %p, %p)\n", dwMsgEncodingType
, pCtlInfo
,
2957 pSignInfo
, dwFlags
, pbEncoded
, pcbEncoded
);
2961 FIXME("unimplemented for flags %08x\n", dwFlags
);
2964 if ((ret
= CryptEncodeObjectEx(dwMsgEncodingType
, PKCS_CTL
, pCtlInfo
,
2965 CRYPT_ENCODE_ALLOC_FLAG
, NULL
, &pbCtlContent
, &cbCtlContent
)))
2967 ret
= CryptMsgSignCTL(dwMsgEncodingType
, pbCtlContent
, cbCtlContent
,
2968 pSignInfo
, dwFlags
, pbEncoded
, pcbEncoded
);
2969 LocalFree(pbCtlContent
);
2974 BOOL WINAPI
CryptMsgSignCTL(DWORD dwMsgEncodingType
, BYTE
*pbCtlContent
,
2975 DWORD cbCtlContent
, PCMSG_SIGNED_ENCODE_INFO pSignInfo
, DWORD dwFlags
,
2976 BYTE
*pbEncoded
, DWORD
*pcbEncoded
)
2978 static char oid_ctl
[] = szOID_CTL
;
2982 TRACE("(%08x, %p, %d, %p, %08x, %p, %p)\n", dwMsgEncodingType
,
2983 pbCtlContent
, cbCtlContent
, pSignInfo
, dwFlags
, pbEncoded
, pcbEncoded
);
2987 FIXME("unimplemented for flags %08x\n", dwFlags
);
2990 msg
= CryptMsgOpenToEncode(dwMsgEncodingType
, 0, CMSG_SIGNED
, pSignInfo
,
2994 ret
= CryptMsgUpdate(msg
, pbCtlContent
, cbCtlContent
, TRUE
);
2996 ret
= CryptMsgGetParam(msg
, CMSG_CONTENT_PARAM
, 0, pbEncoded
,