void MifareStorageCardService::erase(std::shared_ptr<Location> location, std::shared_ptr<AccessInfo> aiToUse)
{
std::shared_ptr<MifareLocation> mLocation = std::dynamic_pointer_cast<MifareLocation>(location);
if (!mLocation)
{
return;
}
unsigned int zeroblock_size = getMifareChip()->getMifareCommands()->getNbBlocks(mLocation->sector) * 16;
std::shared_ptr<MifareAccessInfo> _aiToWrite;
_aiToWrite.reset(new MifareAccessInfo());
if (mLocation->sector == 0)
{
if (mLocation->block == 0)
{
mLocation->block = 1;
}
}
else if (mLocation->useMAD)
{
std::shared_ptr<MifareLocation> madLocation(new MifareLocation());
madLocation->sector = 0;
madLocation->block = 1;
std::shared_ptr<MifareAccessInfo> madAi(new MifareAccessInfo());
if (aiToUse)
{
std::shared_ptr<MifareAccessInfo> mAiToUse = std::dynamic_pointer_cast<MifareAccessInfo>(aiToUse);
if (mAiToUse->useMAD)
{
madAi->keyA = mAiToUse->madKeyA;
madAi->keyB = mAiToUse->madKeyB;
}
}
if (madAi->keyB && !madAi->keyB->isEmpty())
{
madAi->sab.setAReadBWriteConfiguration();
}
std::vector<unsigned char> zeroblock(32, 0x00);
writeData(madLocation, madAi, _aiToWrite, zeroblock, CB_DEFAULT);
}
bool tmpuseMAD = mLocation->useMAD;
mLocation->useMAD = false;
std::vector<unsigned char> zeroblock(zeroblock_size - (mLocation->block * 16), 0x00);
writeData(location, aiToUse, _aiToWrite, zeroblock, CB_DEFAULT);
mLocation->useMAD = tmpuseMAD;
}
void MifareUltralightStorageCardService::erase()
{
std::vector<unsigned char> zeroblock(4, 0x00);
for (unsigned int i = 4; i < 16; ++i)
{
getMifareUltralightChip()->getMifareUltralightCommands()->writePage(i, zeroblock);
}
}
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 MifareUltralightStorageCardService::erase(std::shared_ptr<Location> location, std::shared_ptr<AccessInfo> aiToUse)
{
std::shared_ptr<MifareUltralightLocation> mLocation = std::dynamic_pointer_cast<MifareUltralightLocation>(location);
if (!mLocation)
{
return;
}
std::vector<unsigned char> zeroblock(4, 0x00);
writeData(location, aiToUse, std::shared_ptr<AccessInfo>(), zeroblock, CB_DEFAULT);
}
