void MifareStorageCardService::erase()
{
std::vector<unsigned char> zeroblock(16, 0x00);
std::vector<unsigned char> trailerblock(16, 0xFF);
MifareAccessInfo::SectorAccessBits sab;
sab.setTransportConfiguration();
trailerblock[9] = 0x00;
if (!sab.toArray(&trailerblock[6], 3))
{
THROW_EXCEPTION_WITH_LOG(std::invalid_argument, "Bad sector access bits configuration.");
}
for (unsigned int i = 0; i < getMifareChip()->getNbSectors(); ++i)
{
bool erased = true;
bool used = false;
unsigned int firstBlock = (i == 0) ? 1 : 0; // Don't write the first block in sector 0
std::shared_ptr<MifareLocation> location(new MifareLocation());
location->sector = i;
if (getMifareChip()->getMifareProfile()->getKeyUsage(i, KT_KEY_B))
{
used = true;
std::shared_ptr<MifareKey> key = getMifareChip()->getMifareProfile()->getKey(i, KT_KEY_B);
getMifareChip()->getMifareCommands()->loadKey(location, key, KT_KEY_B);
getMifareChip()->getMifareCommands()->authenticate(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i)), key->getKeyStorage(), KT_KEY_B);
for (unsigned int j = firstBlock; j < getMifareChip()->getMifareCommands()->getNbBlocks(i); ++j)
{
getMifareChip()->getMifareCommands()->updateBinary(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i) + j), zeroblock);
}
getMifareChip()->getMifareCommands()->updateBinary(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i) + getMifareChip()->getMifareCommands()->getNbBlocks(i)), trailerblock);
}
if ((!erased || !used) && getMifareChip()->getMifareProfile()->getKeyUsage(i, KT_KEY_A))
{
used = true;
std::shared_ptr<MifareKey> key = getMifareChip()->getMifareProfile()->getKey(i, KT_KEY_A);
getMifareChip()->getMifareCommands()->loadKey(location, key, KT_KEY_A);
getMifareChip()->getMifareCommands()->authenticate(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i)), key->getKeyStorage(), KT_KEY_A);
for (unsigned int j = firstBlock; j < getMifareChip()->getMifareCommands()->getNbBlocks(i); ++j)
{
getMifareChip()->getMifareCommands()->updateBinary(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i) + j), zeroblock);
}
getMifareChip()->getMifareCommands()->updateBinary(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(i) + getMifareChip()->getMifareCommands()->getNbBlocks(i)), trailerblock);
}
}
}
void MifareCommands::setSectorToMAD(long aid, unsigned int sector, boost::shared_ptr<MifareKey> madKeyA, boost::shared_ptr<MifareKey> madKeyB)
{
MifareAccessInfo::SectorAccessBits sab;
if (!madKeyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(0, KT_KEY_A, madKeyA);
getMifareChip()->getMifareProfile()->setKey(16, KT_KEY_A, madKeyA);
}
if (madKeyB->isEmpty())
{
sab.setTransportConfiguration();
}
else
{
getMifareChip()->getMifareProfile()->setKey(0, KT_KEY_B, madKeyB);
getMifareChip()->getMifareProfile()->setKey(16, KT_KEY_B, madKeyB);
sab.setAReadBWriteConfiguration();
}
if (sector < 16)
{
if (sector == 0)
{
THROW_EXCEPTION_WITH_LOG(LibLogicalAccessException, "Can't make reference to the MAD itself.");
}
unsigned char madbuf[32];
memset(madbuf, 0x00, sizeof(madbuf));
if (readSector(0, 1, madbuf, sizeof(madbuf), sab) != sizeof(madbuf))
{
THROW_EXCEPTION_WITH_LOG(LibLogicalAccessException, "Can't read the MAD.");
}
madbuf[(sector*2)] = aid & 0xff;
madbuf[sector*2 + 1] = (aid & 0xff00) >> 8;
if (madbuf[1] == 0x00)
{
madbuf[1] = static_cast<unsigned char>(sector);
}
madbuf[0] = calculateMADCrc(madbuf, sizeof(madbuf));
if (!writeSector(0, 1, madbuf, sizeof(madbuf), sab))
{
THROW_EXCEPTION_WITH_LOG(LibLogicalAccessException, "Can't write the MAD.");
}
}
else
{
if (sector == 16)
void MifareCommands::setSectorToMAD(long aid, unsigned int sector, std::shared_ptr<MifareKey> madKeyA, std::shared_ptr<MifareKey> madKeyB)
{
MifareAccessInfo::SectorAccessBits sab;
if (!madKeyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(0, KT_KEY_A, madKeyA);
getMifareChip()->getMifareProfile()->setKey(16, KT_KEY_A, madKeyA);
}
if (madKeyB->isEmpty())
{
sab.setTransportConfiguration();
}
else
{
getMifareChip()->getMifareProfile()->setKey(0, KT_KEY_B, madKeyB);
getMifareChip()->getMifareProfile()->setKey(16, KT_KEY_B, madKeyB);
sab.setAReadBWriteConfiguration();
}
if (sector < 16)
{
if (sector == 0)
{
THROW_EXCEPTION_WITH_LOG(LibLogicalAccessException, "Can't make reference to the MAD itself.");
}
std::vector<unsigned char> madbuf = readSector(0, 1, sab);
if (!madbuf.size())
{
THROW_EXCEPTION_WITH_LOG(LibLogicalAccessException, "Can't read the MAD.");
}
madbuf[(sector * 2)] = aid & 0xff;
madbuf[sector * 2 + 1] = (aid & 0xff00) >> 8;
if (madbuf[1] == 0x00)
{
// BCD Nibble representation
madbuf[1] = static_cast<unsigned char>(sector % 10);
if (sector >= 10)
{
madbuf[1] |= 0x10;
}
}
madbuf[0] = calculateMADCrc(&madbuf[0], madbuf.size());
writeSector(0, 1, madbuf, sab);
}
else
{
if (sector == 16)
unsigned int MifareStorageCardService::readDataHeader(std::shared_ptr<Location> location, std::shared_ptr<AccessInfo> aiToUse, void* data, size_t dataLength)
{
if (data == NULL || dataLength == 0)
{
return 16;
}
EXCEPTION_ASSERT_WITH_LOG(location, std::invalid_argument, "location cannot be null.");
std::shared_ptr<MifareLocation> mLocation = std::dynamic_pointer_cast<MifareLocation>(location);
EXCEPTION_ASSERT_WITH_LOG(mLocation, std::invalid_argument, "location must be a MifareLocation.");
MifareAccessInfo::SectorAccessBits sab;
if (aiToUse)
{
std::shared_ptr<MifareAccessInfo> mAiToUse = std::dynamic_pointer_cast<MifareAccessInfo>(aiToUse);
EXCEPTION_ASSERT_WITH_LOG(mAiToUse, std::invalid_argument, "aiToUse must be a MifareAccessInfo");
if (!mAiToUse->keyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(mLocation->sector, KT_KEY_A, mAiToUse->keyA);
}
if (!mAiToUse->keyB->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(mLocation->sector, KT_KEY_B, mAiToUse->keyB);
}
sab = mAiToUse->sab;
}
else
{
getMifareChip()->getMifareProfile()->setDefaultKeysAt(mLocation->sector);
sab.setTransportConfiguration();
}
if (dataLength >= 16)
{
getMifareChip()->getMifareCommands()->changeBlock(sab, mLocation->sector, getMifareChip()->getMifareCommands()->getNbBlocks(mLocation->sector), false);
return static_cast<unsigned int>(getMifareChip()->getMifareCommands()->readBinary(static_cast<unsigned char>(getMifareChip()->getMifareCommands()->getSectorStartBlock(mLocation->sector) + getMifareChip()->getMifareCommands()->getNbBlocks(mLocation->sector)), 16).size());
}
return 0;
}
bool MifarePlusSL0Commands::validate_access_bytes(const std::array<uint8_t, 16> &data)
{
std::array<uint8_t, 3> access_bytes = {data[6], data[7], data[8]};
MifareAccessInfo::SectorAccessBits sab;
return sab.fromArray(&access_bytes[0], 3);
}
void MifareStorageCardService::writeData(std::shared_ptr<Location> location, std::shared_ptr<AccessInfo> aiToUse, std::shared_ptr<AccessInfo> aiToWrite, const std::vector<unsigned char>& data, CardBehavior behaviorFlags)
{
EXCEPTION_ASSERT_WITH_LOG(location, std::invalid_argument, "location cannot be null.");
std::shared_ptr<MifareLocation> mLocation = std::dynamic_pointer_cast<MifareLocation>(location);
std::shared_ptr<MifareAccessInfo> mAiToUse = std::dynamic_pointer_cast<MifareAccessInfo>(aiToUse);
EXCEPTION_ASSERT_WITH_LOG(mLocation, std::invalid_argument, "location must be a MifareLocation.");
if (aiToUse)
{
EXCEPTION_ASSERT_WITH_LOG(mAiToUse, std::invalid_argument, "aiToUse must be a MifareAccessInfo.");
}
else
{
mAiToUse = std::dynamic_pointer_cast<MifareAccessInfo>(getChip()->getProfile()->createAccessInfo());
}
bool writeAidToMad = false;
getChip()->getProfile()->clearKeys();
if (mLocation->useMAD)
{
if (mLocation->sector == 0)
{
mLocation->sector = getMifareChip()->getMifareCommands()->getSectorFromMAD(mLocation->aid, mAiToUse->madKeyA);
}
else
{
writeAidToMad = true;
}
}
size_t totaldatalen = data.size() + (mLocation->block * 16) + mLocation->byte;
int nbSectors = 0;
size_t totalbuflen = 0;
while (totalbuflen < totaldatalen)
{
totalbuflen += getMifareChip()->getMifareCommands()->getNbBlocks(mLocation->sector + nbSectors) * 16;
nbSectors++;
// user data on sector trailer ?
if (nbSectors == 1 && (totaldatalen - totalbuflen) == 1)
{
totalbuflen++;
}
}
if (nbSectors >= 1)
{
size_t buflen = totalbuflen - (mLocation->block * 16);
std::vector<unsigned char> dataSectors;
dataSectors.resize(buflen, 0x00);
std::copy(data.begin(), data.end(), dataSectors.begin() + mLocation->byte);
if (writeAidToMad)
{
for (int i = mLocation->sector; i < (mLocation->sector + nbSectors); ++i)
{
getMifareChip()->getMifareCommands()->setSectorToMAD(mLocation->aid, i, mAiToUse->madKeyA, mAiToUse->madKeyB);
}
}
for (int i = 0; i < nbSectors; ++i)
{
if (!mAiToUse->keyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(mLocation->sector + i, KT_KEY_A, mAiToUse->keyA);
}
if (!mAiToUse->keyB->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(mLocation->sector + i, KT_KEY_B, mAiToUse->keyB);
}
}
std::shared_ptr<MifareAccessInfo> mAiToWrite;
// Write access informations too
if (aiToWrite)
{
// Sector keys will be changed after writing
mAiToWrite = std::dynamic_pointer_cast<MifareAccessInfo>(aiToWrite);
EXCEPTION_ASSERT_WITH_LOG(mAiToWrite, std::invalid_argument, "mAiToWrite must be a MifareAccessInfo.");
// MAD keys are changed now
if (writeAidToMad && mAiToWrite->useMAD)
{
unsigned int madsector = (mLocation->sector <= 16) ? 0 : 16;
MifareAccessInfo::SectorAccessBits sab;
getMifareChip()->getMifareProfile()->setKey(madsector, KT_KEY_A, mAiToUse->madKeyA);
if (mAiToUse->madKeyB->isEmpty())
{
sab.setTransportConfiguration();
}
else
{
sab.setAReadBWriteConfiguration();
getMifareChip()->getMifareProfile()->setKey(madsector, KT_KEY_B, mAiToUse->madKeyB);
}
MifareAccessInfo::SectorAccessBits newsab;
if (mAiToWrite->madKeyB->isEmpty())
{
newsab.setTransportConfiguration();
}
else
{
newsab.setAReadBWriteConfiguration();
}
if (!mAiToWrite->madKeyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(getMifareChip()->getNbSectors(), KT_KEY_A, mAiToWrite->madKeyA);
}
if (!mAiToWrite->madKeyB->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(getMifareChip()->getNbSectors(), KT_KEY_B, mAiToWrite->madKeyB);
}
getMifareChip()->getMifareCommands()->changeKey(mAiToWrite->madKeyA, mAiToWrite->madKeyB, madsector, sab, &newsab, mAiToWrite->madGPB);
}
if (!mAiToWrite->keyA->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(getMifareChip()->getNbSectors(), KT_KEY_A, mAiToWrite->keyA);
}
if (!mAiToWrite->keyB->isEmpty())
{
getMifareChip()->getMifareProfile()->setKey(getMifareChip()->getNbSectors(), KT_KEY_B, mAiToWrite->keyB);
}
// No key change, set to null (to not change sab, ...)
if (mAiToWrite->keyA->isEmpty() && mAiToWrite->keyB->isEmpty())
{
mAiToWrite.reset();
}
}
if (behaviorFlags & CB_AUTOSWITCHAREA)
{
getMifareChip()->getMifareCommands()->writeSectors(mLocation->sector,
mLocation->sector + nbSectors - 1,
mLocation->block,
dataSectors,
mAiToUse->sab,
mAiToUse->gpb,
(mAiToWrite) ? &(mAiToWrite->sab) : NULL);
}
else
{
getMifareChip()->getMifareCommands()->writeSector(mLocation->sector,
mLocation->block,
dataSectors,
mAiToUse->sab,
mAiToUse->gpb,
(mAiToWrite) ? &(mAiToWrite->sab) : NULL);
}
getMifareChip()->getMifareProfile()->setKeyUsage(getMifareChip()->getNbSectors(), KT_KEY_A, false);
getMifareChip()->getMifareProfile()->setKeyUsage(getMifareChip()->getNbSectors(), KT_KEY_B, false);
}
}
