void BenchMark(const char *name, StreamTransformation &cipher, double timeTotal)
{
const int BUF_SIZE=1024;
SecByteBlock buf(BUF_SIZE);
clock_t start = clock();
unsigned long i=0, blocks=1;
double timeTaken;
do
{
blocks *= 2;
for (; i<blocks; i++)
cipher.ProcessString(buf, BUF_SIZE);
timeTaken = double(clock() - start) / CLOCK_TICKS_PER_SECOND;
}
while (timeTaken < 2.0/3*timeTotal);
OutputResultBytes(name, double(blocks) * BUF_SIZE, timeTaken);
}
void BenchMark(const char *name, StreamTransformation &cipher, double timeTotal)
{
const int BUF_SIZE=RoundUpToMultipleOf(2048U, cipher.OptimalBlockSize());
AlignedSecByteBlock buf(BUF_SIZE);
GlobalRNG().GenerateBlock(buf, BUF_SIZE);
clock_t start = clock();
unsigned long i=0, blocks=1;
double timeTaken;
do
{
blocks *= 2;
for (; i<blocks; i++)
cipher.ProcessString(buf, BUF_SIZE);
timeTaken = double(clock() - start) / CLOCK_TICKS_PER_SECOND;
}
while (timeTaken < 2.0/3*timeTotal);
OutputResultBytes(name, double(blocks) * BUF_SIZE, timeTaken);
}