// SerialGen.cpp - GENERATE SERIAL DATA
//
// MAINTENANCE HISTORY
// DATE		PROGRAMMER AND DETAILS
// 12-09-08	JS	Original
//
//-----------------------------------------------------------------------------

#include <cmath>		// C-style mathematical functions
#include <fstream>		// C++ File stream declarations
using namespace std;		// Expand the standard namespace

//-----------------------------------------------------------------------------

// DEFINITIONS

static const size_t BLOCK_LEN = 1022;
				// Block length
static const size_t STREAM_LEN = 1022*20 + 326;
				// Stream length

//-----------------------------------------------------------------------------

// MAIN LINE

int
main ()
{
	size_t		bytesRem;		// Bytes remaining
	char		blockBuf[BLOCK_LEN];	// Block buffer
	size_t		blockLen;		// Block length
	fstream		blockStream;		// Block stream file
	fstream		controlStream;		// Control stream file
	size_t		i;			// General purpose index

	// Create the output files

	blockStream.open ("SERIAL_BLOCKS", ios_base::out);
	controlStream.open ("SERIAL_CONTROL", ios_base::out);

	// Generate blocks until all blocks have been sent

	bytesRem = STREAM_LEN;
	while (bytesRem != 0) {
		if (bytesRem > BLOCK_LEN)
			blockLen = BLOCK_LEN;
		else
			blockLen = bytesRem;
		for (i = 0; i < blockLen; i++)
			blockBuf[i] = static_cast<char>(rand());
		blockStream << static_cast<char>(blockLen >> 8);
		blockStream << static_cast<char>(blockLen);
		blockStream.write (blockBuf, blockLen);
		controlStream.write (blockBuf, blockLen);
		bytesRem -= blockLen;
	}

	// Close the output files

	blockStream.close ();
	controlStream.close ();

	return 0;
}