SlurpDataFast

const char *fileName;
unsigned long chan = strtoul(dumpOpt->sval[0], (char**)&fileName, 10);
FILE *file = NULL;
struct ReadReport readReport = {0,};
CHECK_STATUS(*fileName!=':', FLP_ARGS, cleanup);
fileName++;
printf("Copying from channel %lu to %s", chan, fileName);
file = fopen(fileName, "wb");
CHECK_STATUS(!file, FLP_CANNOT_SAVE, cleanup);
sigRegisterHandler();
fStatus = flSelectConduit(handle, conduit, &error);
CHECK_STATUS(fStatus, FLP_LIBERR, cleanup);
fStatus = flReadChannelAsyncSubmit(handle, (uint8)chan, 22528, &error);
CHECK_STATUS(fStatus, FLP_LIBERR, cleanup);
do {
	fStatus = flReadChannelAsyncSubmit(handle, (uint8)chan, 22528, &error);
	CHECK_STATUS(fStatus, FLP_LIBERR, cleanup);
	fStatus = flReadChannelAsyncAwait(handle, &readReport, &error);
	CHECK_STATUS(fStatus, FLP_LIBERR, cleanup);
	fwrite(readReport.data, 1, readReport.actualLength, file);
	printf(".");
} while ( !sigIsRaised() );
printf("\nCaught SIGINT, quitting...\n");
fStatus = flReadChannelAsyncAwait(handle, &readReport, &error);
CHECK_STATUS(fStatus, FLP_LIBERR, cleanup);
fwrite(readReport.data, 1, readReport.actualLength, file);
fclose(file);