Leaked source code of windows server 2003
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// CardInfo.cpp: implementation of the CCardInfo class.
//
// (c) Copyright Schlumberger Technology Corp., unpublished work, created
// 1999. This computer program includes Confidential, Proprietary
// Information and is a Trade Secret of Schlumberger Technology Corp. All
// use, disclosure, and/or reproduction is prohibited unless authorized
// in writing. All Rights Reserved.
//////////////////////////////////////////////////////////////////////
#include "NoWarning.h"
#include "CardInfo.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
using namespace std;
using namespace scu;
using namespace cci;
using namespace iop;
CCardInfo::CCardInfo(CSmartCard &rCard)
: m_rSmartCard(rCard),
m_PersoDate(),
m_Format(),
m_sLabelSize(0),
m_bUsagePolicy(0),
m_bNum512Pri(0),
m_bNum768Pri(0),
m_bNum1024Pri(0),
m_aabRSA512Keys(0),
m_aabRSA768Keys(0),
m_aabRSA1024Keys(0),
m_sRSA512MaskOffset(0),
m_sRSA512MaskSize(0),
m_sRSA768MaskOffset(0),
m_sRSA768MaskSize(0),
m_sRSA1024MaskOffset(0),
m_sRSA1024MaskSize(0)
{}
CCardInfo::~CCardInfo()
{}
void CCardInfo::Reset()
{
m_rSmartCard.Select(CardInfoFilePath);
if(m_sRSA512MaskSize)
{
memset(m_aabRSA512Keys.Get(),0,m_sRSA512MaskSize);
m_rSmartCard.WriteBinary(m_sRSA512MaskOffset,
m_sRSA512MaskSize, m_aabRSA512Keys.Get());
}
if(m_sRSA768MaskSize)
{
memset(m_aabRSA768Keys.Get(),0,m_sRSA768MaskSize);
m_rSmartCard.WriteBinary(m_sRSA768MaskOffset,
m_sRSA768MaskSize,
m_aabRSA768Keys.Get());
}
if(m_sRSA1024MaskSize)
{
memset(m_aabRSA1024Keys.Get(),0,m_sRSA1024MaskSize);
m_rSmartCard.WriteBinary(m_sRSA1024MaskOffset,
m_sRSA1024MaskSize,
m_aabRSA1024Keys.Get());
}
Label("");
}
void CCardInfo::UpdateCache()
{
BYTE bMasterBlk[CardMasterBlkSize];
m_rSmartCard.Select(CardInfoFilePath);
m_rSmartCard.ReadBinary(0, CardMasterBlkSize, bMasterBlk);
// Get the personalization date out and convert it to a date struct
// Card format is yyyyyyyy yyyyyymm mmdddddd
DateArrayToDateStruct(&bMasterBlk[CardDateLoc], &m_PersoDate);
// Get Format and convert to Format struct
m_Format.bMajor = bMasterBlk[CardVersionMajorLoc];
m_Format.bMinor = bMasterBlk[CardVersionMinorLoc];
// Check that the version is supported.
if(m_Format.bMajor!=2 && m_Format.bMinor!=0) throw Exception(ccFormatNotSupported);
// Various parameters
m_bUsagePolicy = bMasterBlk[CardUsagePolicyLoc];
m_sLabelSize = bMasterBlk[CardLabelSizeLoc+1]*256 + bMasterBlk[CardLabelSizeLoc];
// Private key file parameters
m_bNum512Pri = bMasterBlk[CardNumRSA512PrivLoc];
m_bNum768Pri = bMasterBlk[CardNumRSA768PrivLoc];
m_bNum1024Pri = bMasterBlk[CardNumRSA1024PrivLoc];
// Calculate mask sizes and offsets
m_sRSA512MaskSize = (m_bNum512Pri + 7) / 8;
m_sRSA768MaskSize = (m_bNum768Pri + 7) / 8;
m_sRSA1024MaskSize = (m_bNum1024Pri + 7) / 8;
m_sRSA512MaskOffset = CardMasterBlkSize;
m_sRSA768MaskOffset = m_sRSA512MaskOffset + m_sRSA512MaskSize;
m_sRSA1024MaskOffset = m_sRSA768MaskOffset + m_sRSA768MaskSize;
// Read and allocate the masks themselves
m_aabRSA512Keys = AutoArrayPtr<BYTE>(new BYTE[m_sRSA512MaskSize]);
m_aabRSA768Keys = AutoArrayPtr<BYTE>(new BYTE[m_sRSA768MaskSize]);
m_aabRSA1024Keys = AutoArrayPtr<BYTE>(new BYTE[m_sRSA1024MaskSize]);
AutoArrayPtr<BYTE> aabUsageBlk(new BYTE[UsageBlockSize()]);
m_rSmartCard.ReadBinary(CardMasterBlkSize, UsageBlockSize(),
aabUsageBlk.Get());
// Lay out the usage masks
memcpy(m_aabRSA512Keys.Get(),
&aabUsageBlk[m_sRSA512MaskOffset-CardMasterBlkSize],
m_sRSA512MaskSize);
memcpy(m_aabRSA768Keys.Get(),
&aabUsageBlk[m_sRSA768MaskOffset-CardMasterBlkSize],
m_sRSA768MaskSize);
memcpy(m_aabRSA1024Keys.Get(),
&aabUsageBlk[m_sRSA1024MaskOffset-CardMasterBlkSize],
m_sRSA1024MaskSize);
}
BYTE CCardInfo::AllocatePrivateKey(BYTE bKeyType)
{
BYTE *pbMask;
BYTE bNumKeys;
unsigned short sMaskSize;
unsigned short sMaskOffset;
switch(bKeyType)
{
case CardKeyTypeRSA512:
pbMask = m_aabRSA512Keys.Get();
bNumKeys = m_bNum512Pri;
sMaskSize = m_sRSA512MaskSize;
sMaskOffset = m_sRSA512MaskOffset;
break;
case CardKeyTypeRSA768:
pbMask = m_aabRSA768Keys.Get();
bNumKeys = m_bNum768Pri;
sMaskSize = m_sRSA768MaskSize;
sMaskOffset = m_sRSA768MaskOffset;
break;
case CardKeyTypeRSA1024:
pbMask = m_aabRSA1024Keys.Get();
bNumKeys = m_bNum1024Pri;
sMaskSize = m_sRSA1024MaskSize;
sMaskOffset = m_sRSA1024MaskOffset;
break;
default:
throw Exception(ccBadKeySpec);
}
bool fFound = false;
BYTE i = 0;
while ((i < bNumKeys) && !fFound)
{
if (!BitSet(pbMask, i))
{
SetBit(pbMask, i);
m_rSmartCard.Select(CardInfoFilePath);
m_rSmartCard.WriteBinary(sMaskOffset, sMaskSize, pbMask);
fFound = true;
}
else
i++;
}
if (!fFound)
throw Exception(ccOutOfPrivateKeySlots);
return i;
}
void CCardInfo::FreePrivateKey(BYTE bKeyType, BYTE bKeyNum)
{
BYTE *pbMask;
BYTE bNumKeys;
unsigned short sMaskSize;
unsigned short sMaskOffset;
switch(bKeyType)
{
case CardKeyTypeRSA512:
pbMask = m_aabRSA512Keys.Get();
bNumKeys = m_bNum512Pri;
sMaskSize = m_sRSA512MaskSize;
sMaskOffset = m_sRSA512MaskOffset;
break;
case CardKeyTypeRSA768:
pbMask = m_aabRSA768Keys.Get();
bNumKeys = m_bNum768Pri;
sMaskSize = m_sRSA768MaskSize;
sMaskOffset = m_sRSA768MaskOffset;
break;
case CardKeyTypeRSA1024:
pbMask = m_aabRSA1024Keys.Get();
bNumKeys = m_bNum1024Pri;
sMaskSize = m_sRSA1024MaskSize;
sMaskOffset = m_sRSA1024MaskOffset;
break;
default:
throw Exception(ccBadKeySpec);
}
if(bKeyNum>=bNumKeys) throw Exception(ccKeyNotFound);
if(!BitSet(pbMask,bKeyNum)) throw Exception(ccKeyNotFound);
ResetBit(pbMask,bKeyNum);
m_rSmartCard.Select(CardInfoFilePath);
m_rSmartCard.WriteBinary(sMaskOffset, sMaskSize, pbMask);
}
void CCardInfo::Label(string const &rLabel)
{
if(rLabel.size()>=m_sLabelSize) throw Exception(ccStringTooLong);
unsigned short sLabelOffset = CardMasterBlkSize + UsageBlockSize() ;
m_rSmartCard.Select(CardInfoFilePath);
m_rSmartCard.WriteBinary(sLabelOffset, rLabel.size()+1,
reinterpret_cast<BYTE const *>(rLabel.c_str()));
}
string CCardInfo::Label()
{
string RetVal;
AutoArrayPtr<char> aabBlk(new char[m_sLabelSize]);
unsigned short sLabelOffset = CardMasterBlkSize + UsageBlockSize() ;
m_rSmartCard.Select(CardInfoFilePath);
m_rSmartCard.ReadBinary(sLabelOffset, m_sLabelSize,
reinterpret_cast<BYTE *>(aabBlk.Get()));
aabBlk[m_sLabelSize-1] = '\0'; // Ensure termination
RetVal.assign(aabBlk.Get());
return RetVal;
}