| 1 |
/* OpenPGP Smart Card Mini Driver |
| 2 |
Copyright (C) 2009 Vincent Le Toux |
| 3 |
|
| 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 version 2.1 as published by the Free Software Foundation. |
| 7 |
|
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 |
Lesser General Public License for more details. |
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|
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
| 15 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
| 18 |
#include <windows.h> |
| 19 |
#include <cardmod.h> |
| 20 |
#include "Tracing.h" |
| 21 |
#include "Context.h" |
| 22 |
#include "SmartCard.h" |
| 23 |
#include "CryptoOperations.h" |
| 24 |
#include "PinOperations.h" |
| 25 |
#include "PublicDataOperations.h" |
| 26 |
|
| 27 |
OPENPGP_CONTAINER_INFO Containers[] = |
| 28 |
{ |
| 29 |
{0xB6, 0xCE, 0xC7, CALG_RSA_SIGN, AT_SIGNATURE, ROLE_SIGNATURE}, |
| 30 |
{0xA4, 0xD0, 0xC9, CALG_RSA_SIGN, AT_SIGNATURE, ROLE_AUTHENTICATION}, |
| 31 |
{0xB8, 0xCF, 0xC8, CALG_RSA_KEYX, AT_KEYEXCHANGE, ROLE_CONFIDENTIALITY} |
| 32 |
|
| 33 |
}; |
| 34 |
|
| 35 |
typedef struct _OPENPGP_SUPPORTED_SIGNATURE_ALGORITHM |
| 36 |
{ |
| 37 |
ALG_ID aiHashAlg; |
| 38 |
DWORD dwHashSize; |
| 39 |
PBYTE pbEncodedOid; |
| 40 |
DWORD dwEncodedOidSize; |
| 41 |
} OPENPGP_SUPPORTED_SIGNATURE_ALGORITHM, *POPENPGP_SUPPORTED_SIGNATURE_ALGORITHM; |
| 42 |
|
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BYTE dwSHA1EncodedOid[] = {0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, |
| 44 |
0x02, 0x1a, 0x05, 0x00, 0x04, 0x14}; |
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BYTE dwSHA256EncodedOid[] = {0x30, 0x31, 0x30, 0x0D,0x06, 0x09, 0x60, 0x86, 0x48, 0x01, |
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0x65, 0x03, 0x04, 0x02, 0x01, 0x05, 0x00, 0x04, 0x20}; |
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BYTE dwSHA384EncodedOid[] = {0x30, 0x41, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, |
| 48 |
0x65, 0x03, 0x04, 0x02, 0x02, 0x05, 0x00, 0x04, 0x30}; |
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BYTE dwSHA512EncodedOid[] = {0x30, 0x41, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, |
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0x65, 0x03, 0x04, 0x02, 0x03, 0x05, 0x00, 0x04, 0x40}; |
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|
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OPENPGP_SUPPORTED_SIGNATURE_ALGORITHM SignatureAlgorithm[] = |
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{ |
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{CALG_SHA1,20, |
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dwSHA1EncodedOid, |
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ARRAYSIZE(dwSHA1EncodedOid)}, |
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{CALG_SHA-256,32, |
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dwSHA256EncodedOid, |
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ARRAYSIZE(dwSHA256EncodedOid)}, |
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{CALG_SHA-384,48, |
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dwSHA384EncodedOid, |
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ARRAYSIZE(dwSHA384EncodedOid)}, |
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{CALG_SHA-512,64, |
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dwSHA512EncodedOid, |
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ARRAYSIZE(dwSHA512EncodedOid)}, |
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}; |
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|
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DWORD dwSignatureAlgorithmCount = ARRAYSIZE(SignatureAlgorithm); |
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|
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#pragma pack(push,1) |
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typedef struct _OPENPGP_ALGORITHM_ATTRIBUTE |
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{ |
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BYTE bAlgoId; |
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unsigned short wModulusLength; |
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unsigned short wExponentLength; |
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BYTE bFormat; |
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} OPENPGP_ALGORITHM_ATTRIBUTE, *POPENPGP_ALGORITHM_ATTRIBUTE; |
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#pragma pack(pop) |
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|
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typedef struct _RSAPUBLICKEYBLOB |
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{ |
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BLOBHEADER blobheader; |
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RSAPUBKEY rsapubkey; |
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BYTE modulus[sizeof(DWORD)]; |
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} RSAPUBLICKEYBLOB, *PRSAPUBLICKEYBLOB; |
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|
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DWORD getTlvSize(__in PBYTE pbPointer, __in PDWORD pdwOffset) |
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{ |
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DWORD dwSize; |
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switch(*pbPointer) |
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{ |
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case 0x81: |
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*pdwOffset+=2; |
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dwSize = pbPointer[1]; |
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break; |
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case 0x82: |
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*pdwOffset+=3; |
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dwSize = pbPointer[1] * 0x100 + pbPointer[2]; |
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break; |
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default: |
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dwSize = *pbPointer; |
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*pdwOffset+=1; |
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break; |
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} |
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return dwSize; |
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} |
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|
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BOOL find_tlv(__in PBYTE pbData, __in BYTE bCode, __out PBYTE *pbDataOut, __out_opt PDWORD pdwSize) |
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{ |
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DWORD dwOffset = 2; |
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DWORD dwSize; |
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DWORD dwTotalSize = getTlvSize(pbData + 2,&dwOffset) + 2; |
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while (dwOffset < dwTotalSize) |
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{ |
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if (bCode == pbData[dwOffset]) |
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{ |
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dwOffset++; |
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// size sequence |
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dwSize = getTlvSize(pbData + dwOffset,&dwOffset); |
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if (pdwSize) |
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{ |
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*pdwSize = dwSize; |
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} |
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*pbDataOut = pbData + dwOffset; |
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return TRUE; |
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} |
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else |
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{ |
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dwOffset++; |
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dwSize = getTlvSize(pbData + dwOffset,&dwOffset); |
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dwOffset += dwSize; |
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} |
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} |
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return FALSE; |
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} |
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|
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|
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DWORD GetKeyAlgorithmAttributes(__in PCARD_DATA pCardData, |
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__in OPENPGP_CONTAINER dwContainer, |
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__out POPENPGP_ALGORITHM_ATTRIBUTE pAttributes) |
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{ |
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DWORD dwReturn; |
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PSTR szAlgorithmAttributes = NULL; |
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PBYTE pbData = NULL; |
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DWORD dwResponseSize; |
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WORD wTemp; |
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__try |
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{ |
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Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",dwContainer); |
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switch(dwContainer) |
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{ |
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case Signature: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesSignature; |
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break; |
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case Authentication: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesDecryption; |
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break; |
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case Confidentiality: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesAuthentication; |
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break; |
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default: |
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dwReturn = SCARD_E_NO_KEY_CONTAINER; |
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Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", dwContainer); |
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__leave; |
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} |
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dwReturn = SCardReadFile(pCardData, szOpenPGPDir, szAlgorithmAttributes, &pbData, &dwResponseSize); |
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if (dwReturn) |
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{ |
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__leave; |
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} |
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if (dwResponseSize != sizeof(OPENPGP_ALGORITHM_ATTRIBUTE)) |
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{ |
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dwReturn = SCARD_E_UNEXPECTED; |
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Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_UNEXPECTED"); |
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__leave; |
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} |
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memcpy(pAttributes, pbData, dwResponseSize); |
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// big endian, little endian ... |
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wTemp = pAttributes->wExponentLength; |
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pAttributes->wExponentLength = (wTemp % 0x100) * 0x100 + (wTemp / 0x100); |
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wTemp = pAttributes->wModulusLength; |
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pAttributes->wModulusLength = (wTemp % 0x100) * 0x100 + (wTemp / 0x100); |
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|
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dwReturn = 0; |
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} |
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__finally |
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{ |
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if (pbData) |
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pCardData->pfnCspFree(pbData); |
| 190 |
} |
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return dwReturn; |
| 192 |
} |
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|
| 194 |
DWORD SetKeyAlgorithmAttributes(__in PCARD_DATA pCardData, |
| 195 |
__in OPENPGP_CONTAINER dwContainer, |
| 196 |
__out POPENPGP_ALGORITHM_ATTRIBUTE pAttributes) |
| 197 |
{ |
| 198 |
DWORD dwReturn; |
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PSTR szAlgorithmAttributes = NULL; |
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OPENPGP_ALGORITHM_ATTRIBUTE TempAttributes; |
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WORD wTemp; |
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__try |
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{ |
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Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",dwContainer); |
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switch(dwContainer) |
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{ |
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case Signature: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesSignature; |
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break; |
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case Authentication: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesDecryption; |
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break; |
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case Confidentiality: |
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szAlgorithmAttributes = szOpenPGPAlgoAttributesAuthentication; |
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break; |
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default: |
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dwReturn = SCARD_E_NO_KEY_CONTAINER; |
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Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", dwContainer); |
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__leave; |
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} |
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memcpy(&TempAttributes, pAttributes, sizeof(OPENPGP_ALGORITHM_ATTRIBUTE)); |
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wTemp = TempAttributes.wExponentLength; |
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TempAttributes.wExponentLength = (wTemp % 0x100) * 0x100 + (wTemp / 0x100); |
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wTemp = TempAttributes.wModulusLength; |
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TempAttributes.wModulusLength = (wTemp % 0x100) * 0x100 + (wTemp / 0x100); |
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|
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dwReturn = SCardWriteFile(pCardData, szOpenPGPDir, szAlgorithmAttributes, (PBYTE) &TempAttributes, sizeof(OPENPGP_ALGORITHM_ATTRIBUTE)); |
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if (dwReturn) |
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{ |
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__leave; |
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} |
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dwReturn = 0; |
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} |
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__finally |
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{ |
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} |
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return dwReturn; |
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} |
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|
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DWORD BuildSingleTlv(__in PBYTE buffer, __in BYTE bTlv, __in DWORD dwTlvSize, __inout PDWORD pdwOffset) |
| 241 |
{ |
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DWORD dwSize = 1; |
| 243 |
buffer[(*pdwOffset)++] = bTlv; |
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// truncate if too long |
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if (dwTlvSize > 0xFFFF) dwTlvSize = 0xFFFF; |
| 246 |
if (dwTlvSize < 0x7F) |
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{ |
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buffer[(*pdwOffset)++] = (BYTE) dwTlvSize; |
| 249 |
dwSize++; |
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} |
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else if (dwTlvSize < 0xFF) |
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{ |
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buffer[(*pdwOffset)++] = 0x81; |
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buffer[(*pdwOffset)++] = (BYTE) dwTlvSize; |
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dwSize+=2; |
| 256 |
} |
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else |
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{ |
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buffer[(*pdwOffset)++] = 0x82; |
| 260 |
buffer[(*pdwOffset)++] = (BYTE) (dwTlvSize / 0x100); |
| 261 |
buffer[(*pdwOffset)++] = (BYTE) (dwTlvSize % 0x100); |
| 262 |
dwSize+=3; |
| 263 |
} |
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return dwSize; |
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} |
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|
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DWORD BuildPrivateKeyTlv(__in PCARD_DATA pCardData, __in PRSAPUBLICKEYBLOB pbPublicKeyBlob, |
| 268 |
__in OPENPGP_CONTAINER dwContainer, __in BYTE bFormat, |
| 269 |
__out PBYTE * ppbTlv, __out PDWORD pdwTlvSize) |
| 270 |
{ |
| 271 |
// structure of the keyblob |
| 272 |
//BLOBHEADER blobheader; |
| 273 |
//RSAPUBKEY rsapubkey; |
| 274 |
//BYTE modulus[rsapubkey.bitlen/8]; |
| 275 |
//BYTE prime1[rsapubkey.bitlen/16]; |
| 276 |
//BYTE prime2[rsapubkey.bitlen/16]; |
| 277 |
//BYTE exponent1[rsapubkey.bitlen/16]; |
| 278 |
//BYTE exponent2[rsapubkey.bitlen/16]; |
| 279 |
//BYTE coefficient[rsapubkey.bitlen/16]; |
| 280 |
//BYTE privateExponent[rsapubkey.bitlen/8]; |
| 281 |
DWORD dwReturn = 0; |
| 282 |
|
| 283 |
DWORD bitlen = pbPublicKeyBlob->rsapubkey.bitlen; |
| 284 |
PBYTE pbPublicKeyData = (PBYTE) &(pbPublicKeyBlob->modulus); |
| 285 |
// 7F48 len is < 7F so its encoded len is 1 bytes |
| 286 |
// 3 bytes max + length * 7 potential plv |
| 287 |
BYTE b7F48Header[(3 +1) * 7 + 3] = {0x7F, 0x48}; |
| 288 |
BYTE b5F48Header[3 + 2] = {0x5F, 0x48}; |
| 289 |
BYTE b4DHeader[3 + 1] = {0x4D}; |
| 290 |
DWORD dwOffset = 0; |
| 291 |
DWORD dw7F48HeaderSize, dw5F48HeaderSize, dw4DHeaderSize; |
| 292 |
DWORD dwKeyDataSize, dwExtendedHeaderListSize; |
| 293 |
DWORD dwI; |
| 294 |
__try |
| 295 |
{ |
| 296 |
// build the 7F48 header + the data into a buffer |
| 297 |
dwOffset = 3; |
| 298 |
dw7F48HeaderSize = 0; |
| 299 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x91, sizeof(DWORD), &dwOffset); |
| 300 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x92, bitlen / 16, &dwOffset); |
| 301 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x93, bitlen / 16, &dwOffset); |
| 302 |
if (bFormat & 2) |
| 303 |
{ |
| 304 |
// add crt (chineese reminder theorem) template |
| 305 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x94, bitlen / 16, &dwOffset); |
| 306 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x95, bitlen / 16, &dwOffset); |
| 307 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x96, bitlen / 16, &dwOffset); |
| 308 |
} |
| 309 |
if (bFormat & 1) |
| 310 |
{ |
| 311 |
dw7F48HeaderSize += BuildSingleTlv(b7F48Header, 0x97, bitlen / 8, &dwOffset); |
| 312 |
} |
| 313 |
b7F48Header[2] = (BYTE) dw7F48HeaderSize; |
| 314 |
dw7F48HeaderSize += 3; // before = only content, after += header size |
| 315 |
// build 5F48 header in a buffer |
| 316 |
// size of the data |
| 317 |
dwKeyDataSize = sizeof(DWORD) // e |
| 318 |
+ bitlen / 16 //prime1 |
| 319 |
+ bitlen / 16 //prime2 |
| 320 |
; |
| 321 |
if (bFormat & 2) |
| 322 |
{ |
| 323 |
dwKeyDataSize+= bitlen / 16 //coefficient |
| 324 |
+ bitlen / 16 //exp1 |
| 325 |
+ bitlen / 16 //exp2 |
| 326 |
; |
| 327 |
} |
| 328 |
if (bFormat & 1) |
| 329 |
{ |
| 330 |
dwKeyDataSize+= bitlen / 8 ; //modulus |
| 331 |
} |
| 332 |
dwOffset = 1; |
| 333 |
dw5F48HeaderSize = 1 + BuildSingleTlv(b5F48Header, 0x48, dwKeyDataSize, &dwOffset); |
| 334 |
// build the extended header list in a buffer |
| 335 |
dwExtendedHeaderListSize = 2 // for the crt to indicate the private key |
| 336 |
+ dw7F48HeaderSize |
| 337 |
+ dw5F48HeaderSize |
| 338 |
+ dwKeyDataSize; |
| 339 |
dwOffset = 0; |
| 340 |
dw4DHeaderSize = BuildSingleTlv(b4DHeader, 0x4D, dwExtendedHeaderListSize, &dwOffset); |
| 341 |
|
| 342 |
// allocate the memory |
| 343 |
*pdwTlvSize = dw4DHeaderSize + dwExtendedHeaderListSize; |
| 344 |
*ppbTlv = pCardData->pfnCspAlloc(*pdwTlvSize); |
| 345 |
if (! *ppbTlv) |
| 346 |
{ |
| 347 |
dwReturn = SCARD_E_NO_MEMORY; |
| 348 |
__leave; |
| 349 |
} |
| 350 |
// 4D header |
| 351 |
dwOffset = 0; |
| 352 |
memcpy(*ppbTlv + dwOffset, b4DHeader, dw4DHeaderSize); |
| 353 |
dwOffset += dw4DHeaderSize; |
| 354 |
// control reference templace |
| 355 |
(*ppbTlv)[dwOffset++] = Containers[dwContainer].bKeyTag; |
| 356 |
(*ppbTlv)[dwOffset++] = 0; |
| 357 |
// cardholder private key template |
| 358 |
memcpy(*ppbTlv + dwOffset, b7F48Header, dw7F48HeaderSize); |
| 359 |
dwOffset += dw7F48HeaderSize; |
| 360 |
// Concatenation of key data header |
| 361 |
memcpy(*ppbTlv + dwOffset, b5F48Header, dw5F48HeaderSize); |
| 362 |
dwOffset += dw5F48HeaderSize; |
| 363 |
// Concatenation of key data |
| 364 |
// exponent little => big endian |
| 365 |
(*ppbTlv)[dwOffset++] = (BYTE) (pbPublicKeyBlob->rsapubkey.pubexp / 0x1000000); |
| 366 |
(*ppbTlv)[dwOffset++] = (BYTE) ((pbPublicKeyBlob->rsapubkey.pubexp % 0x1000000) / 0x10000); |
| 367 |
(*ppbTlv)[dwOffset++] = (BYTE) ((pbPublicKeyBlob->rsapubkey.pubexp % 0x10000) / 0x100); |
| 368 |
(*ppbTlv)[dwOffset++] = (BYTE) ((pbPublicKeyBlob->rsapubkey.pubexp % 0x100) / 0x1); |
| 369 |
// prime1 |
| 370 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData + (2*bitlen)/16, bitlen / 16); |
| 371 |
for(dwI = 0; dwI < bitlen / 16; dwI++) |
| 372 |
{ |
| 373 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[(3*bitlen)/16 - 1 - dwI]; |
| 374 |
} |
| 375 |
TraceDump(WINEVENT_LEVEL_VERBOSE, *ppbTlv + dwOffset, bitlen / 16); |
| 376 |
dwOffset += bitlen / 16; |
| 377 |
|
| 378 |
// prime2 |
| 379 |
for(dwI = 0; dwI < bitlen / 16; dwI++) |
| 380 |
{ |
| 381 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[(4*bitlen)/16 - 1 - dwI]; |
| 382 |
} |
| 383 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData + (3*bitlen)/16, bitlen / 16); |
| 384 |
TraceDump(WINEVENT_LEVEL_VERBOSE, *ppbTlv + dwOffset, bitlen / 16); |
| 385 |
dwOffset += bitlen / 16; |
| 386 |
if (bFormat & 2) |
| 387 |
{ |
| 388 |
// coeff |
| 389 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData + (2+1 + 3) * bitlen / 16 , bitlen / 16); |
| 390 |
for(dwI = 0; dwI < bitlen / 16; dwI++) |
| 391 |
{ |
| 392 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[(7*bitlen)/16 - 1 - dwI]; |
| 393 |
} |
| 394 |
dwOffset += bitlen / 16; |
| 395 |
// exponent1 |
| 396 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData + (2+1 + 1) * bitlen / 16 , bitlen / 16); |
| 397 |
for(dwI = 0; dwI < bitlen / 16; dwI++) |
| 398 |
{ |
| 399 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[(5*bitlen)/16 - 1 - dwI]; |
| 400 |
} |
| 401 |
dwOffset += bitlen / 16; |
| 402 |
// exponent2 |
| 403 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData + (2+1 + 2) * bitlen / 16 , bitlen / 16); |
| 404 |
for(dwI = 0; dwI < bitlen / 16; dwI++) |
| 405 |
{ |
| 406 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[(6*bitlen)/16 - 1 - dwI]; |
| 407 |
} |
| 408 |
dwOffset += bitlen / 16; |
| 409 |
} |
| 410 |
if (bFormat & 1) |
| 411 |
{ |
| 412 |
// modulus |
| 413 |
//memcpy(*ppbTlv + dwOffset, pbPublicKeyData, bitlen / 8); |
| 414 |
for(dwI = 0; dwI < bitlen / 8; dwI++) |
| 415 |
{ |
| 416 |
(*ppbTlv)[dwOffset+dwI] = pbPublicKeyData[bitlen / 8 - 1 - dwI]; |
| 417 |
} |
| 418 |
} |
| 419 |
TraceDump(WINEVENT_LEVEL_VERBOSE, pbPublicKeyData, bitlen / 8); |
| 420 |
} |
| 421 |
__finally |
| 422 |
{ |
| 423 |
} |
| 424 |
return dwReturn; |
| 425 |
} |
| 426 |
|
| 427 |
DWORD UpdateGenerationDateTime(__in PCARD_DATA pCardData, __in OPENPGP_CONTAINER dwContainer, |
| 428 |
__out PDWORD pdwSecondsSince1970) |
| 429 |
{ |
| 430 |
DWORD dwReturn = 0; |
| 431 |
LARGE_INTEGER UnixZeroTime = {0}, WindowsTime; |
| 432 |
SYSTEMTIME WindowsSystemTime; |
| 433 |
FILETIME WindowsFileTime; |
| 434 |
BYTE pbCommand[] = {0x00, 0xDA, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00}; |
| 435 |
DWORD dwCommandSize = ARRAYSIZE(pbCommand); |
| 436 |
__try |
| 437 |
{ |
| 438 |
UnixZeroTime.QuadPart = 116444736000000000I64; // january 1st 1970 |
| 439 |
GetSystemTime(&WindowsSystemTime); |
| 440 |
SystemTimeToFileTime(&WindowsSystemTime, &WindowsFileTime); |
| 441 |
/* It is not recommended that you add and subtract values from the FILETIME |
| 442 |
structure to obtain relative times. Instead, you should copy the low- and high-order |
| 443 |
parts of the file time to a ULARGE_INTEGER structure, perform 64-bit arithmetic |
| 444 |
on the QuadPart member, and copy the LowPart and HighPart members into the |
| 445 |
FILETIME structure. |
| 446 |
|
| 447 |
Do not cast a pointer to a FILETIME structure to either a ULARGE_INTEGER* |
| 448 |
or __int64* value because it can cause alignment faults on 64-bit Windows. |
| 449 |
*/ |
| 450 |
WindowsTime.HighPart = WindowsFileTime.dwHighDateTime; |
| 451 |
WindowsTime.LowPart = WindowsFileTime.dwLowDateTime; |
| 452 |
*pdwSecondsSince1970 = (DWORD)((WindowsTime.QuadPart - UnixZeroTime.QuadPart) / 10000000); |
| 453 |
|
| 454 |
pbCommand[3] = Containers[dwContainer].bDateTimeTag; |
| 455 |
pbCommand[5] = (BYTE) (*pdwSecondsSince1970 / 0x1000000); |
| 456 |
pbCommand[6] = (BYTE) ((*pdwSecondsSince1970 % 0x1000000) / 0x10000); |
| 457 |
pbCommand[7] = (BYTE) ((*pdwSecondsSince1970 % 0x10000) / 0x100); |
| 458 |
pbCommand[8] = (BYTE) ((*pdwSecondsSince1970 % 0x100) / 0x1); |
| 459 |
dwReturn = SCardSendCommand(pCardData, pbCommand, dwCommandSize); |
| 460 |
} |
| 461 |
__finally |
| 462 |
{ |
| 463 |
} |
| 464 |
return dwReturn; |
| 465 |
} |
| 466 |
|
| 467 |
DWORD UpdateFingerPrint(__in PCARD_DATA pCardData, __in OPENPGP_CONTAINER dwContainer, |
| 468 |
__in DWORD dwSecondsSince1970, |
| 469 |
__in PBYTE pbModulus, __in DWORD dwModulusSizeInBit, |
| 470 |
__in BOOL fIsModulusInBigEndian, |
| 471 |
__in DWORD dwExponent) |
| 472 |
{ |
| 473 |
// modulus in input are in big endian |
| 474 |
// rfc4880 12.2 |
| 475 |
DWORD dwReturn = 0; |
| 476 |
PBYTE pbBuffer = NULL; |
| 477 |
DWORD dwBufferSize; |
| 478 |
DWORD dwOffset = 0; |
| 479 |
HCRYPTPROV hProv = 0; |
| 480 |
HCRYPTHASH hHash = 0; |
| 481 |
BYTE pbCommand[25] = {0x00, 0xDA, 0x00, 0x00, 0x14}; |
| 482 |
DWORD dwCommandSize = ARRAYSIZE(pbCommand); |
| 483 |
DWORD dwHashLen = 0x14; |
| 484 |
__try |
| 485 |
{ |
| 486 |
dwBufferSize = dwModulusSizeInBit / 8 + sizeof(DWORD) + 10 + 3; |
| 487 |
pbBuffer = (PBYTE) pCardData->pfnCspAlloc(dwBufferSize); |
| 488 |
if (!pbBuffer) |
| 489 |
{ |
| 490 |
dwReturn = SCARD_E_NO_MEMORY; |
| 491 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_MEMORY"); |
| 492 |
__leave; |
| 493 |
} |
| 494 |
pbBuffer[dwOffset++] = 0x99; |
| 495 |
// -3 because of the header size |
| 496 |
pbBuffer[dwOffset++] = (BYTE) ((dwBufferSize-3) / 0x100); |
| 497 |
pbBuffer[dwOffset++] = (BYTE) ((dwBufferSize-3) % 0x100); |
| 498 |
// rfc4880 5.5.2 |
| 499 |
// version |
| 500 |
pbBuffer[dwOffset++] = 4; |
| 501 |
// timestamp |
| 502 |
pbBuffer[dwOffset++] = (BYTE) (dwSecondsSince1970 / 0x1000000); |
| 503 |
pbBuffer[dwOffset++] = (BYTE) ((dwSecondsSince1970 % 0x1000000) / 0x10000); |
| 504 |
pbBuffer[dwOffset++] = (BYTE) ((dwSecondsSince1970 % 0x10000) / 0x100); |
| 505 |
pbBuffer[dwOffset++] = (BYTE) ((dwSecondsSince1970 % 0x100) / 0x1); |
| 506 |
// RSA |
| 507 |
pbBuffer[dwOffset++] = 1; |
| 508 |
// size of modulus |
| 509 |
pbBuffer[dwOffset++] = (BYTE) ((dwModulusSizeInBit % 0x10000) / 0x100); |
| 510 |
pbBuffer[dwOffset++] = (BYTE) ((dwModulusSizeInBit % 0x100) / 0x1); |
| 511 |
if (fIsModulusInBigEndian) |
| 512 |
{ |
| 513 |
memcpy(pbBuffer + dwOffset, pbModulus, dwModulusSizeInBit / 8); |
| 514 |
} |
| 515 |
else |
| 516 |
{ |
| 517 |
DWORD dwI; |
| 518 |
for(dwI = 0; dwI < dwModulusSizeInBit / 8; dwI++) |
| 519 |
{ |
| 520 |
pbBuffer[dwOffset + dwI] = pbModulus[dwModulusSizeInBit / 8 - 1 - dwI]; |
| 521 |
} |
| 522 |
} |
| 523 |
// size of exponent |
| 524 |
pbBuffer[dwOffset++] = 0; |
| 525 |
pbBuffer[dwOffset++] = sizeof(DWORD); |
| 526 |
// exponent |
| 527 |
pbBuffer[dwOffset++] = (BYTE) (dwExponent / 0x1000000); |
| 528 |
pbBuffer[dwOffset++] = (BYTE) ((dwExponent % 0x1000000) / 0x10000); |
| 529 |
pbBuffer[dwOffset++] = (BYTE) ((dwExponent % 0x10000) / 0x100); |
| 530 |
pbBuffer[dwOffset++] = (BYTE) ((dwExponent % 0x100) / 0x1); |
| 531 |
|
| 532 |
// hash using SHA1 |
| 533 |
if (!CryptAcquireContext(&hProv, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) |
| 534 |
{ |
| 535 |
dwReturn = GetLastError(); |
| 536 |
Trace(WINEVENT_LEVEL_ERROR, L"CryptAcquireContext 0x%08X", dwReturn); |
| 537 |
__leave; |
| 538 |
} |
| 539 |
if(!CryptCreateHash(hProv, CALG_SHA1, 0, 0, &hHash)) |
| 540 |
{ |
| 541 |
dwReturn = GetLastError(); |
| 542 |
Trace(WINEVENT_LEVEL_ERROR, L"CryptCreateHash 0x%08X", dwReturn); |
| 543 |
__leave; |
| 544 |
} |
| 545 |
if(!CryptHashData(hHash, pbBuffer, dwBufferSize, 0)) |
| 546 |
{ |
| 547 |
dwReturn = GetLastError(); |
| 548 |
Trace(WINEVENT_LEVEL_ERROR, L"CryptHashData 0x%08X", dwReturn); |
| 549 |
__leave; |
| 550 |
} |
| 551 |
if(!CryptGetHashParam(hHash, HP_HASHVAL, pbCommand + 5, &dwHashLen, 0)) { |
| 552 |
dwReturn = GetLastError(); |
| 553 |
Trace(WINEVENT_LEVEL_ERROR, L"CryptGetHashParam 0x%08X", dwReturn); |
| 554 |
__leave; |
| 555 |
} |
| 556 |
pbCommand[3] = Containers[dwContainer].bSignatureTag; |
| 557 |
dwReturn = SCardSendCommand(pCardData, pbCommand, dwCommandSize); |
| 558 |
|
| 559 |
} |
| 560 |
__finally |
| 561 |
{ |
| 562 |
if (pbBuffer) |
| 563 |
pCardData->pfnCspFree(pbBuffer); |
| 564 |
if(hHash) |
| 565 |
CryptDestroyHash(hHash); |
| 566 |
if(hProv) |
| 567 |
CryptReleaseContext(hProv,0); |
| 568 |
|
| 569 |
} |
| 570 |
return dwReturn; |
| 571 |
|
| 572 |
} |
| 573 |
|
| 574 |
DWORD SCardReadPublicKey(PCARD_DATA pCardData, OPENPGP_CONTAINER dwContainer, PBYTE *pbPublicKey, PDWORD pdwPublicKeySize) |
| 575 |
{ |
| 576 |
DWORD dwReturn; |
| 577 |
PBYTE pbData = NULL; |
| 578 |
DWORD dwResponseSize = 0; |
| 579 |
BYTE pbCmd[] = {0x00, |
| 580 |
0x47, |
| 581 |
0x81, |
| 582 |
0x00, |
| 583 |
0x00, |
| 584 |
0x00, |
| 585 |
0x02, |
| 586 |
0x00, |
| 587 |
0x00, |
| 588 |
0x00, |
| 589 |
0x00 |
| 590 |
}; |
| 591 |
DWORD dwCmdSize; |
| 592 |
POPENPGP_CONTEXT pContext; |
| 593 |
PBYTE pbModulus; |
| 594 |
DWORD dwModulusSize, dwI; |
| 595 |
PBYTE pbExponent; |
| 596 |
PRSAPUBLICKEYBLOB pbBlob = NULL; |
| 597 |
__try |
| 598 |
{ |
| 599 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",dwContainer); |
| 600 |
if (dwContainer >= MaxContainer) |
| 601 |
{ |
| 602 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 603 |
Trace(WINEVENT_LEVEL_INFO, L"SCARD_E_NO_KEY_CONTAINER %d", dwContainer); |
| 604 |
__leave; |
| 605 |
} |
| 606 |
pContext = (POPENPGP_CONTEXT) pCardData->pvVendorSpecific; |
| 607 |
pbCmd[7] = Containers[dwContainer].bKeyTag; |
| 608 |
dwCmdSize = 9; |
| 609 |
if (pContext->fExtentedLeLcFields) |
| 610 |
{ |
| 611 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength / 0x100); |
| 612 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength % 0x100); |
| 613 |
} |
| 614 |
else |
| 615 |
{ |
| 616 |
pbCmd[dwCmdSize++] = 0xFF; |
| 617 |
} |
| 618 |
|
| 619 |
dwReturn = SCardGetData(pCardData, pbCmd, dwCmdSize, &pbData, &dwResponseSize); |
| 620 |
if (dwReturn) |
| 621 |
{ |
| 622 |
__leave; |
| 623 |
} |
| 624 |
//TraceDump(WINEVENT_LEVEL_INFO, pbData,dwSize); |
| 625 |
if (!find_tlv(pbData,0x81,&pbModulus,&dwModulusSize)) |
| 626 |
{ |
| 627 |
dwReturn = SCARD_E_UNEXPECTED; |
| 628 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_UNEXPECTED 0x81"); |
| 629 |
__leave; |
| 630 |
} |
| 631 |
if (!find_tlv(pbData,0x82,(PBYTE*)&pbExponent,NULL)) |
| 632 |
{ |
| 633 |
dwReturn = SCARD_E_UNEXPECTED; |
| 634 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_UNEXPECTED 0x81"); |
| 635 |
__leave; |
| 636 |
} |
| 637 |
Trace(WINEVENT_LEVEL_INFO, L"dwModulusSize %d bits", dwModulusSize * 8); |
| 638 |
*pdwPublicKeySize = sizeof(RSAPUBLICKEYBLOB) + dwModulusSize - sizeof(DWORD); |
| 639 |
*pbPublicKey = pCardData->pfnCspAlloc(*pdwPublicKeySize); |
| 640 |
if (!*pbPublicKey) |
| 641 |
{ |
| 642 |
dwReturn = SCARD_E_NO_MEMORY; |
| 643 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_MEMORY %d", dwContainer); |
| 644 |
__leave; |
| 645 |
} |
| 646 |
pbBlob = (PRSAPUBLICKEYBLOB) *pbPublicKey; |
| 647 |
memset(pbBlob,0,*pdwPublicKeySize); |
| 648 |
pbBlob->blobheader.bType = PUBLICKEYBLOB; |
| 649 |
pbBlob->blobheader.bVersion = CUR_BLOB_VERSION; |
| 650 |
pbBlob->blobheader.reserved = 0; |
| 651 |
pbBlob->blobheader.aiKeyAlg = Containers[dwContainer].aiKeyAlg; |
| 652 |
pbBlob->rsapubkey.magic = 0x31415352; //'RSA1'; |
| 653 |
pbBlob->rsapubkey.bitlen = dwModulusSize*8; |
| 654 |
pbBlob->rsapubkey.pubexp = pbExponent[0] * 0x1000000 + pbExponent[1] * 0x10000 + pbExponent[2] * 0x100 + pbExponent[3]; |
| 655 |
// convert big endian into little endian |
| 656 |
//memcpy(pbBlob->modulus, pbModulus, dwModulusSize); |
| 657 |
for (dwI = 0; dwI < dwModulusSize; dwI++) |
| 658 |
{ |
| 659 |
pbBlob->modulus[dwI] = pbModulus[dwModulusSize - 1 - dwI]; |
| 660 |
} |
| 661 |
|
| 662 |
//TraceDump(WINEVENT_LEVEL_VERBOSE, pbModulus, dwModulusSize); |
| 663 |
dwReturn = 0; |
| 664 |
} |
| 665 |
__finally |
| 666 |
{ |
| 667 |
} |
| 668 |
return dwReturn; |
| 669 |
} |
| 670 |
|
| 671 |
DWORD SCardCreateKey(PCARD_DATA pCardData, OPENPGP_CONTAINER dwContainer, DWORD dwBitLen) |
| 672 |
{ |
| 673 |
DWORD dwReturn; |
| 674 |
PBYTE pbData = NULL; |
| 675 |
DWORD dwResponseSize = 0, dwCmdSize; |
| 676 |
OPENPGP_ALGORITHM_ATTRIBUTE Attributes; |
| 677 |
POPENPGP_CONTEXT pContext; |
| 678 |
DWORD dwSecondsSince1970; |
| 679 |
PBYTE pbModulus, pbExponent; |
| 680 |
DWORD dwModulusSize, dwExponent; |
| 681 |
BYTE pbCmd[] = {0x00, |
| 682 |
0x47, |
| 683 |
0x80, |
| 684 |
0x00, |
| 685 |
0x00, |
| 686 |
0x00, |
| 687 |
0x02, |
| 688 |
0x00, |
| 689 |
0x00, |
| 690 |
0x00, |
| 691 |
0x00 |
| 692 |
}; |
| 693 |
__try |
| 694 |
{ |
| 695 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",dwContainer); |
| 696 |
if (dwContainer >= MaxContainer) |
| 697 |
{ |
| 698 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 699 |
Trace(WINEVENT_LEVEL_INFO, L"SCARD_E_NO_KEY_CONTAINER %d", dwContainer); |
| 700 |
__leave; |
| 701 |
} |
| 702 |
// key len |
| 703 |
dwReturn = GetKeyAlgorithmAttributes(pCardData, dwContainer, &Attributes); |
| 704 |
if (dwReturn == SCARD_E_FILE_NOT_FOUND) |
| 705 |
{ |
| 706 |
Attributes.bAlgoId = 0x01; |
| 707 |
Attributes.bFormat = 0; |
| 708 |
Attributes.wExponentLength = 0x20; |
| 709 |
} |
| 710 |
else if (dwReturn) |
| 711 |
{ |
| 712 |
__leave; |
| 713 |
} |
| 714 |
Attributes.wModulusLength = (WORD) dwBitLen; |
| 715 |
dwReturn = SetKeyAlgorithmAttributes(pCardData, dwContainer, &Attributes); |
| 716 |
if (dwReturn) |
| 717 |
{ |
| 718 |
__leave; |
| 719 |
} |
| 720 |
|
| 721 |
pContext = (POPENPGP_CONTEXT) pCardData->pvVendorSpecific; |
| 722 |
pbCmd[7] = Containers[dwContainer].bKeyTag; |
| 723 |
dwCmdSize = 9; |
| 724 |
if (pContext->fExtentedLeLcFields) |
| 725 |
{ |
| 726 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength / 0x100); |
| 727 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength % 0x100); |
| 728 |
} |
| 729 |
else |
| 730 |
{ |
| 731 |
pbCmd[dwCmdSize++] = 0xFF; |
| 732 |
} |
| 733 |
|
| 734 |
dwReturn = SCardGetData(pCardData, pbCmd, dwCmdSize, &pbData, &dwResponseSize); |
| 735 |
if (dwReturn) |
| 736 |
{ |
| 737 |
__leave; |
| 738 |
} |
| 739 |
if (!find_tlv(pbData,0x81,&pbModulus,&dwModulusSize)) |
| 740 |
{ |
| 741 |
dwReturn = SCARD_E_UNEXPECTED; |
| 742 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_UNEXPECTED 0x81"); |
| 743 |
__leave; |
| 744 |
} |
| 745 |
if (!find_tlv(pbData,0x82,(PBYTE*)&pbExponent,NULL)) |
| 746 |
{ |
| 747 |
dwReturn = SCARD_E_UNEXPECTED; |
| 748 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_UNEXPECTED 0x81"); |
| 749 |
__leave; |
| 750 |
} |
| 751 |
dwExponent = pbExponent[0] * 0x1000000 + pbExponent[1] * 0x10000 + pbExponent[2] * 0x100 + pbExponent[3]; |
| 752 |
dwReturn = UpdateGenerationDateTime(pCardData, dwContainer, &dwSecondsSince1970); |
| 753 |
if (dwReturn) |
| 754 |
{ |
| 755 |
__leave; |
| 756 |
} |
| 757 |
dwReturn = UpdateFingerPrint(pCardData, dwContainer, dwSecondsSince1970, |
| 758 |
pbModulus, |
| 759 |
dwModulusSize * 8, |
| 760 |
TRUE, |
| 761 |
dwExponent |
| 762 |
); |
| 763 |
} |
| 764 |
__finally |
| 765 |
{ |
| 766 |
if (pbData) |
| 767 |
pCardData->pfnCspFree(pbData); |
| 768 |
} |
| 769 |
return dwReturn; |
| 770 |
} |
| 771 |
|
| 772 |
DWORD SCardImportKey(PCARD_DATA pCardData, |
| 773 |
OPENPGP_CONTAINER dwContainer, |
| 774 |
PBYTE pBlob, |
| 775 |
DWORD dwKeySize) |
| 776 |
{ |
| 777 |
DWORD dwReturn; |
| 778 |
PSTR szAlgorithmAttributes = NULL; |
| 779 |
PBYTE pbTlv = NULL; |
| 780 |
DWORD dwTlvSize; |
| 781 |
PBYTE pbCommand = NULL; |
| 782 |
DWORD dwCommandSize; |
| 783 |
OPENPGP_ALGORITHM_ATTRIBUTE Attributes; |
| 784 |
PRSAPUBLICKEYBLOB pbPublicKeyBlob = (PRSAPUBLICKEYBLOB) pBlob; |
| 785 |
BYTE bCommand[] = {0x00,0xDB,0x3F,0xFF}; |
| 786 |
DWORD dwSecondsSince1970; |
| 787 |
__try |
| 788 |
{ |
| 789 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",dwContainer); |
| 790 |
// check blob |
| 791 |
if (pbPublicKeyBlob->blobheader.aiKeyAlg != CALG_RSA_SIGN && |
| 792 |
pbPublicKeyBlob->blobheader.aiKeyAlg != CALG_RSA_KEYX) |
| 793 |
{ |
| 794 |
Trace(WINEVENT_LEVEL_ERROR, L"Wrong aiKeyAlg %d", pbPublicKeyBlob->blobheader.aiKeyAlg); |
| 795 |
dwReturn = SCARD_E_INVALID_PARAMETER; |
| 796 |
__leave; |
| 797 |
} |
| 798 |
if (pbPublicKeyBlob->blobheader.bType != PRIVATEKEYBLOB) |
| 799 |
{ |
| 800 |
Trace(WINEVENT_LEVEL_ERROR, L"Wrong bType %d", pbPublicKeyBlob->blobheader.bType); |
| 801 |
dwReturn = SCARD_E_INVALID_PARAMETER; |
| 802 |
__leave; |
| 803 |
} |
| 804 |
if (pbPublicKeyBlob->rsapubkey.magic != 0x32415352) |
| 805 |
{ |
| 806 |
Trace(WINEVENT_LEVEL_ERROR, L"Wrong magic"); |
| 807 |
dwReturn = SCARD_E_INVALID_PARAMETER; |
| 808 |
__leave; |
| 809 |
} |
| 810 |
|
| 811 |
dwReturn = GetKeyAlgorithmAttributes(pCardData, dwContainer, &Attributes); |
| 812 |
if (dwReturn == SCARD_E_FILE_NOT_FOUND) |
| 813 |
{ |
| 814 |
Attributes.bAlgoId = 0x01; |
| 815 |
Attributes.bFormat = 0; |
| 816 |
Attributes.wExponentLength = 0x20; |
| 817 |
} |
| 818 |
else if (dwReturn) |
| 819 |
{ |
| 820 |
__leave; |
| 821 |
} |
| 822 |
Attributes.wModulusLength = (WORD) pbPublicKeyBlob->rsapubkey.bitlen; |
| 823 |
dwReturn = SetKeyAlgorithmAttributes(pCardData, dwContainer, &Attributes); |
| 824 |
if (dwReturn) |
| 825 |
{ |
| 826 |
__leave; |
| 827 |
} |
| 828 |
dwReturn = BuildPrivateKeyTlv(pCardData, pbPublicKeyBlob, dwContainer, Attributes.bFormat, &pbTlv, &dwTlvSize); |
| 829 |
if (dwReturn) |
| 830 |
{ |
| 831 |
__leave; |
| 832 |
} |
| 833 |
//TraceDump(WINEVENT_LEVEL_VERBOSE, pbTlv, dwTlvSize); |
| 834 |
if (dwTlvSize > 0xFF) |
| 835 |
{ |
| 836 |
dwCommandSize = 7 + dwTlvSize; |
| 837 |
|
| 838 |
} |
| 839 |
else |
| 840 |
{ |
| 841 |
dwCommandSize = 5 + dwTlvSize; |
| 842 |
} |
| 843 |
pbCommand = pCardData->pfnCspAlloc(dwCommandSize); |
| 844 |
if (!pbCommand) |
| 845 |
{ |
| 846 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_MEMORY"); |
| 847 |
dwReturn = SCARD_E_NO_MEMORY; |
| 848 |
__leave; |
| 849 |
} |
| 850 |
memcpy(pbCommand, bCommand, 4); |
| 851 |
if (dwTlvSize > 0xFF) |
| 852 |
{ |
| 853 |
pbCommand[4] = 0; |
| 854 |
pbCommand[5] = (BYTE)(dwTlvSize / 0x100); |
| 855 |
pbCommand[6] = (BYTE)(dwTlvSize % 0x100); |
| 856 |
memcpy(pbCommand + 7, pbTlv, dwTlvSize); |
| 857 |
} |
| 858 |
else |
| 859 |
{ |
| 860 |
pbCommand[4] = (BYTE) dwTlvSize; |
| 861 |
memcpy(pbCommand + 5, pbTlv, dwTlvSize); |
| 862 |
} |
| 863 |
dwReturn = SCardSendCommand(pCardData, pbCommand, dwCommandSize); |
| 864 |
if (dwReturn) |
| 865 |
{ |
| 866 |
__leave; |
| 867 |
} |
| 868 |
dwReturn = UpdateGenerationDateTime(pCardData, dwContainer, &dwSecondsSince1970); |
| 869 |
if (dwReturn) |
| 870 |
{ |
| 871 |
__leave; |
| 872 |
} |
| 873 |
dwReturn = UpdateFingerPrint(pCardData, dwContainer, dwSecondsSince1970, |
| 874 |
pbPublicKeyBlob->modulus, |
| 875 |
pbPublicKeyBlob->rsapubkey.bitlen, |
| 876 |
FALSE, |
| 877 |
pbPublicKeyBlob->rsapubkey.pubexp |
| 878 |
); |
| 879 |
} |
| 880 |
__finally |
| 881 |
{ |
| 882 |
if (pbCommand) |
| 883 |
{ |
| 884 |
SecureZeroMemory(pbCommand, dwCommandSize); |
| 885 |
pCardData->pfnCspFree(pbCommand); |
| 886 |
} |
| 887 |
if (pbTlv) |
| 888 |
{ |
| 889 |
SecureZeroMemory(pbTlv, dwTlvSize); |
| 890 |
pCardData->pfnCspFree(pbTlv); |
| 891 |
} |
| 892 |
} |
| 893 |
return dwReturn; |
| 894 |
} |
| 895 |
|
| 896 |
DWORD SCardSign(PCARD_DATA pCardData, |
| 897 |
PCARD_SIGNING_INFO pInfo) |
| 898 |
{ |
| 899 |
DWORD dwReturn; |
| 900 |
PBYTE pbData = NULL; |
| 901 |
DWORD dwCmdSize = 0, dwI; |
| 902 |
POPENPGP_CONTEXT pContext; |
| 903 |
BYTE pbCmd[6 + 256 + 256] = {0x00, |
| 904 |
0x2A, |
| 905 |
0x9E, |
| 906 |
0x9A, |
| 907 |
0x00, |
| 908 |
0x00, |
| 909 |
}; |
| 910 |
__try |
| 911 |
{ |
| 912 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",pInfo->bContainerIndex); |
| 913 |
if (pInfo->bContainerIndex >= MaxContainer) |
| 914 |
{ |
| 915 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 916 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 917 |
__leave; |
| 918 |
} |
| 919 |
if (pInfo->bContainerIndex != Signature) |
| 920 |
{ |
| 921 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 922 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 923 |
__leave; |
| 924 |
} |
| 925 |
if (CARD_PADDING_PKCS1 & pInfo->dwPaddingType) |
| 926 |
{ |
| 927 |
dwReturn = SCARD_E_UNSUPPORTED_FEATURE; |
| 928 |
Trace(WINEVENT_LEVEL_ERROR, L"CARD_PADDING_PKCS1"); |
| 929 |
__leave; |
| 930 |
} |
| 931 |
else if (CARD_PADDING_PSS & pInfo->dwPaddingType) |
| 932 |
{ |
| 933 |
dwReturn = SCARD_E_UNSUPPORTED_FEATURE; |
| 934 |
Trace(WINEVENT_LEVEL_ERROR, L"CARD_PADDING_PSS"); |
| 935 |
__leave; |
| 936 |
} |
| 937 |
for(dwI = 0 ; dwI < dwSignatureAlgorithmCount ; dwI++) |
| 938 |
{ |
| 939 |
if (SignatureAlgorithm[dwI].aiHashAlg == pInfo->aiHashAlg) |
| 940 |
{ |
| 941 |
// found |
| 942 |
break; |
| 943 |
} |
| 944 |
} |
| 945 |
if (dwI >= dwSignatureAlgorithmCount) |
| 946 |
{ |
| 947 |
Trace(WINEVENT_LEVEL_ERROR, L"alg not found %d", pInfo->aiHashAlg); |
| 948 |
__leave; |
| 949 |
} |
| 950 |
if (SignatureAlgorithm[dwI].dwHashSize != pInfo->cbData) |
| 951 |
{ |
| 952 |
Trace(WINEVENT_LEVEL_ERROR, L"wrong hash size %d", pInfo->cbData); |
| 953 |
__leave; |
| 954 |
} |
| 955 |
pContext = (POPENPGP_CONTEXT) pCardData->pvVendorSpecific; |
| 956 |
|
| 957 |
dwCmdSize = 5; |
| 958 |
if (pContext->fExtentedLeLcFields) |
| 959 |
{ |
| 960 |
dwCmdSize++; |
| 961 |
} |
| 962 |
pbCmd[dwCmdSize++] = (BYTE) (SignatureAlgorithm[dwI].dwEncodedOidSize + pInfo->cbData); |
| 963 |
memcpy(pbCmd + dwCmdSize , SignatureAlgorithm[dwI].pbEncodedOid,SignatureAlgorithm[dwI].dwEncodedOidSize); |
| 964 |
dwCmdSize += SignatureAlgorithm[dwI].dwEncodedOidSize; |
| 965 |
/*for(dwI = 0 ; dwI < pInfo->cbData ; dwI++) |
| 966 |
{ |
| 967 |
pbCmd[dwCmdSize + dwI] = pInfo->pbData[pInfo->cbData - dwI -1]; |
| 968 |
}*/ |
| 969 |
memcpy(pbCmd + dwCmdSize, pInfo->pbData,pInfo->cbData); |
| 970 |
dwCmdSize += pInfo->cbData; |
| 971 |
|
| 972 |
|
| 973 |
if (pContext->fExtentedLeLcFields) |
| 974 |
{ |
| 975 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength / 0x100); |
| 976 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength % 0x100); |
| 977 |
} |
| 978 |
else |
| 979 |
{ |
| 980 |
pbCmd[dwCmdSize++] = 0; |
| 981 |
} |
| 982 |
dwReturn = SCardGetData(pCardData, pbCmd, dwCmdSize, &(pInfo->pbSignedData), &(pInfo->cbSignedData)); |
| 983 |
if (dwReturn == SCARD_W_WRONG_CHV) |
| 984 |
{ |
| 985 |
dwReturn = SCARD_W_SECURITY_VIOLATION; |
| 986 |
__leave; |
| 987 |
} |
| 988 |
if (dwReturn) |
| 989 |
{ |
| 990 |
__leave; |
| 991 |
} |
| 992 |
// revert the BYTES |
| 993 |
for(dwI = 0 ; dwI < pInfo->cbSignedData / 2 ; dwI++) |
| 994 |
{ |
| 995 |
BYTE bTemp = pInfo->pbSignedData[dwI]; |
| 996 |
pInfo->pbSignedData[dwI] = pInfo->pbSignedData[pInfo->cbSignedData - 1 - dwI]; |
| 997 |
pInfo->pbSignedData[pInfo->cbSignedData - 1 - dwI] = bTemp; |
| 998 |
} |
| 999 |
//TraceDump(WINEVENT_LEVEL_ERROR,pInfo->pbSignedData,pInfo->cbSignedData); |
| 1000 |
} |
| 1001 |
__finally |
| 1002 |
{ |
| 1003 |
if (dwReturn) |
| 1004 |
{ |
| 1005 |
if (pInfo->pbSignedData) |
| 1006 |
pCardData->pfnCspFree(pInfo->pbSignedData); |
| 1007 |
} |
| 1008 |
} |
| 1009 |
return dwReturn; |
| 1010 |
} |
| 1011 |
|
| 1012 |
DWORD SCardDecrypt(PCARD_DATA pCardData, |
| 1013 |
PCARD_RSA_DECRYPT_INFO pInfo) |
| 1014 |
{ |
| 1015 |
DWORD dwReturn; |
| 1016 |
PBYTE pbData = NULL; |
| 1017 |
DWORD dwCmdSize = 0, dwResponseSize; |
| 1018 |
BYTE pbCmd[6 + 256 + 256] = {0x00, |
| 1019 |
0x2A, |
| 1020 |
0x80, |
| 1021 |
0x86, |
| 1022 |
0x00, |
| 1023 |
}; |
| 1024 |
POPENPGP_CONTEXT pContext; |
| 1025 |
DWORD dwI; |
| 1026 |
__try |
| 1027 |
{ |
| 1028 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",pInfo->bContainerIndex); |
| 1029 |
if (pInfo->bContainerIndex >= MaxContainer) |
| 1030 |
{ |
| 1031 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 1032 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 1033 |
__leave; |
| 1034 |
} |
| 1035 |
if (pInfo->bContainerIndex != Confidentiality) |
| 1036 |
{ |
| 1037 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 1038 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 1039 |
__leave; |
| 1040 |
} |
| 1041 |
pContext = (POPENPGP_CONTEXT) pCardData->pvVendorSpecific; |
| 1042 |
dwCmdSize = 5; |
| 1043 |
if (pContext->fExtentedLeLcFields) |
| 1044 |
{ |
| 1045 |
pbCmd[dwCmdSize++] = (BYTE)((pInfo->cbData +1) / 0x100); |
| 1046 |
pbCmd[dwCmdSize++] = (BYTE)((pInfo->cbData +1) % 0x100); |
| 1047 |
} |
| 1048 |
else |
| 1049 |
{ |
| 1050 |
pbCmd[dwCmdSize++] = (BYTE)((pInfo->cbData +1) % 0x100); |
| 1051 |
} |
| 1052 |
pbCmd[dwCmdSize++] = 0; |
| 1053 |
//little endian => big endian |
| 1054 |
for(dwI = 0; dwI < pInfo->cbData; dwI++) |
| 1055 |
{ |
| 1056 |
pbCmd[dwCmdSize + dwI] = pInfo->pbData[pInfo->cbData -1 -dwI]; |
| 1057 |
} |
| 1058 |
dwCmdSize += pInfo->cbData; |
| 1059 |
if (pContext->fExtentedLeLcFields) |
| 1060 |
{ |
| 1061 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength / 0x100); |
| 1062 |
pbCmd[dwCmdSize++] = (BYTE)(pContext->dwMaxLength % 0x100); |
| 1063 |
} |
| 1064 |
else |
| 1065 |
{ |
| 1066 |
pbCmd[dwCmdSize++] = 0; |
| 1067 |
} |
| 1068 |
dwReturn = SCardGetData(pCardData, pbCmd, dwCmdSize, &pbData, &dwResponseSize); |
| 1069 |
if (dwReturn) |
| 1070 |
{ |
| 1071 |
__leave; |
| 1072 |
} |
| 1073 |
|
| 1074 |
// CryptDecrypt expects the data decrypted using rsa (only the mathematical computation) |
| 1075 |
// this means the data with the padding (removed by the card) |
| 1076 |
// and in little endian (while the card return the data in big endian) |
| 1077 |
// so we rebuilt the padding in reverse order |
| 1078 |
|
| 1079 |
if ( pInfo->cbData < dwResponseSize + 3 + 11) |
| 1080 |
{ |
| 1081 |
dwReturn = SCARD_E_INSUFFICIENT_BUFFER; |
| 1082 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_INSUFFICIENT_BUFFER %d expected = %d", pInfo->cbData, dwResponseSize); |
| 1083 |
__leave; |
| 1084 |
} |
| 1085 |
|
| 1086 |
pInfo->pbData[pInfo->cbData - 1] = 0; // start byte |
| 1087 |
pInfo->pbData[pInfo->cbData - 2] = 02; // block type |
| 1088 |
// padding |
| 1089 |
memset(pInfo->pbData + dwResponseSize + 1,1,pInfo->cbData - 3 - dwResponseSize); |
| 1090 |
pInfo->pbData[dwResponseSize] = 0; // separator |
| 1091 |
// data field in reverse order |
| 1092 |
for(dwI = 0; dwI < dwResponseSize; dwI++) |
| 1093 |
{ |
| 1094 |
pInfo->pbData[dwI] = pbData[dwResponseSize - 1 - dwI]; |
| 1095 |
} |
| 1096 |
} |
| 1097 |
__finally |
| 1098 |
{ |
| 1099 |
if (pbData) |
| 1100 |
{ |
| 1101 |
SecureZeroMemory(pbData, dwResponseSize); |
| 1102 |
pCardData->pfnCspFree(pbData); |
| 1103 |
} |
| 1104 |
} |
| 1105 |
return dwReturn; |
| 1106 |
} |
| 1107 |
|
| 1108 |
DWORD SCardAuthenticate(PCARD_DATA pCardData, |
| 1109 |
PCARD_SIGNING_INFO pInfo) |
| 1110 |
{ |
| 1111 |
DWORD dwReturn; |
| 1112 |
PBYTE pbData = NULL; |
| 1113 |
DWORD dwSize = 0, dwI; |
| 1114 |
BYTE pbCmd[6 + 256 + 256] = {0x00, |
| 1115 |
0x88, |
| 1116 |
0x00, |
| 1117 |
0x00, |
| 1118 |
0x00, |
| 1119 |
}; |
| 1120 |
__try |
| 1121 |
{ |
| 1122 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwContainer=%d",pInfo->bContainerIndex); |
| 1123 |
if (pInfo->bContainerIndex >= MaxContainer) |
| 1124 |
{ |
| 1125 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 1126 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 1127 |
__leave; |
| 1128 |
} |
| 1129 |
if (pInfo->bContainerIndex != Authentication) |
| 1130 |
{ |
| 1131 |
dwReturn = SCARD_E_NO_KEY_CONTAINER; |
| 1132 |
Trace(WINEVENT_LEVEL_ERROR, L"SCARD_E_NO_KEY_CONTAINER %d", pInfo->bContainerIndex); |
| 1133 |
__leave; |
| 1134 |
} |
| 1135 |
if (CARD_PADDING_PKCS1 & pInfo->dwPaddingType) |
| 1136 |
{ |
| 1137 |
dwReturn = SCARD_E_UNSUPPORTED_FEATURE; |
| 1138 |
Trace(WINEVENT_LEVEL_ERROR, L"CARD_PADDING_PKCS1"); |
| 1139 |
__leave; |
| 1140 |
} |
| 1141 |
else if (CARD_PADDING_PSS & pInfo->dwPaddingType) |
| 1142 |
{ |
| 1143 |
dwReturn = SCARD_E_UNSUPPORTED_FEATURE; |
| 1144 |
Trace(WINEVENT_LEVEL_ERROR, L"CARD_PADDING_PSS"); |
| 1145 |
__leave; |
| 1146 |
} |
| 1147 |
for(dwI = 0 ; dwI < dwSignatureAlgorithmCount ; dwI++) |
| 1148 |
{ |
| 1149 |
if (SignatureAlgorithm[dwI].aiHashAlg == pInfo->aiHashAlg) |
| 1150 |
{ |
| 1151 |
// found |
| 1152 |
break; |
| 1153 |
} |
| 1154 |
} |
| 1155 |
if (dwI >= dwSignatureAlgorithmCount) |
| 1156 |
{ |
| 1157 |
Trace(WINEVENT_LEVEL_ERROR, L"alg not found %d", pInfo->aiHashAlg); |
| 1158 |
__leave; |
| 1159 |
} |
| 1160 |
if (SignatureAlgorithm[dwI].dwHashSize != pInfo->cbData) |
| 1161 |
{ |
| 1162 |
Trace(WINEVENT_LEVEL_ERROR, L"wrong hash size %d", pInfo->cbData); |
| 1163 |
__leave; |
| 1164 |
} |
| 1165 |
memcpy(pbCmd +5, SignatureAlgorithm[dwI].pbEncodedOid,SignatureAlgorithm[dwI].dwEncodedOidSize); |
| 1166 |
memcpy(pbCmd +5 + SignatureAlgorithm[dwI].dwEncodedOidSize, pInfo->pbData,pInfo->cbData); |
| 1167 |
|
| 1168 |
dwReturn = SCardGetData(pCardData, pbCmd, ARRAYSIZE(pbCmd), &(pInfo->pbSignedData), &(pInfo->cbSignedData)); |
| 1169 |
if (dwReturn) |
| 1170 |
{ |
| 1171 |
__leave; |
| 1172 |
} |
| 1173 |
} |
| 1174 |
__finally |
| 1175 |
{ |
| 1176 |
} |
| 1177 |
return dwReturn; |
| 1178 |
} |
| 1179 |
|
| 1180 |
DWORD GetPinInfo(DWORD __in dwPinIndex, __inout PPIN_INFO pPinInfo) |
| 1181 |
{ |
| 1182 |
DWORD dwReturn=0; |
| 1183 |
__try |
| 1184 |
{ |
| 1185 |
Trace(WINEVENT_LEVEL_VERBOSE, L"Enter dwPinIndex=%d",dwPinIndex); |
| 1186 |
switch(dwPinIndex) |
| 1187 |
{ |
| 1188 |
case ROLE_SIGNATURE: |
| 1189 |
pPinInfo->PinType = AlphaNumericPinType; |
| 1190 |
pPinInfo->PinPurpose = DigitalSignaturePin; |
| 1191 |
pPinInfo->dwChangePermission = PIN_CHANGE_FLAG_CHANGEPIN; |
| 1192 |
pPinInfo->PinCachePolicy.dwVersion = PIN_CACHE_POLICY_CURRENT_VERSION; |
| 1193 |
pPinInfo->PinCachePolicy.PinCachePolicyType = PinCacheAlwaysPrompt; |
| 1194 |
break; |
| 1195 |
case ROLE_AUTHENTICATION: |
| 1196 |
pPinInfo->PinType = AlphaNumericPinType; |
| 1197 |
pPinInfo->PinPurpose = AuthenticationPin; |
| 1198 |
pPinInfo->dwChangePermission = PIN_CHANGE_FLAG_CHANGEPIN; |
| 1199 |
pPinInfo->PinCachePolicy.dwVersion = PIN_CACHE_POLICY_CURRENT_VERSION; |
| 1200 |
pPinInfo->PinCachePolicy.PinCachePolicyType = PinCacheAlwaysPrompt; |
| 1201 |
break; |
| 1202 |
case ROLE_CONFIDENTIALITY: |
| 1203 |
pPinInfo->PinType = AlphaNumericPinType; |
| 1204 |
pPinInfo->PinPurpose = EncryptionPin; |
| 1205 |
pPinInfo->dwChangePermission = PIN_CHANGE_FLAG_CHANGEPIN; |
| 1206 |
pPinInfo->PinCachePolicy.dwVersion = PIN_CACHE_POLICY_CURRENT_VERSION; |
| 1207 |
pPinInfo->PinCachePolicy.PinCachePolicyType = PinCacheAlwaysPrompt; |
| 1208 |
break; |
| 1209 |
default: |
| 1210 |
Trace(WINEVENT_LEVEL_ERROR, L"dwPinIndex == %d", dwPinIndex); |
| 1211 |
dwReturn = SCARD_E_INVALID_PARAMETER ; |
| 1212 |
__leave; |
| 1213 |
} |
| 1214 |
} |
| 1215 |
__finally |
| 1216 |
{ |
| 1217 |
} |
| 1218 |
return dwReturn; |
| 1219 |
} |
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