public IList <RomChecksumRecord> ReadTableRecords(int pos, int count)
{
List <RomChecksumRecord> records = new List <RomChecksumRecord> (count);
stream.Seek(tablePos, System.IO.SeekOrigin.Begin);
for (int i = 0; i < count; i++)
{
RomChecksumRecord record = new RomChecksumRecord(stream.ReadInt32BigEndian(), stream.ReadInt32BigEndian(), stream.ReadInt32BigEndian());
records.Add(record);
}
this.checksumRecords = records;
return(records);
}
public int CalcSum(RomChecksumRecord record)
{
int sum = 0;
if (!record.IsEmpty)
{
stream.Seek(record.StartAddress, SeekOrigin.Begin);
for (int p = record.StartAddress; p < record.EndAddress; p += 4)
{
sum += stream.ReadInt32BigEndian();
}
}
return(sum);
}
public bool IsValid(RomChecksumRecord record)
{
return(CalcChecksumValue(record) == record.Checksum);
}
public int CalcChecksumValue(RomChecksumRecord record)
{
return(ChecksumConstant - CalcSum(record));
}
public int CalcChecksumValue(RomChecksumRecord record)
{
return ChecksumConstant - CalcSum (record);
}
public IList<RomChecksumRecord> ReadTableRecords(int pos, int count)
{
List<RomChecksumRecord> records = new List<RomChecksumRecord> (count);
stream.Seek (tablePos, System.IO.SeekOrigin.Begin);
for (int i = 0; i < count; i++) {
RomChecksumRecord record = new RomChecksumRecord (stream.ReadInt32BigEndian (), stream.ReadInt32BigEndian (), stream.ReadInt32BigEndian ());
records.Add (record);
}
this.checksumRecords = records;
return records;
}
public bool IsValid(RomChecksumRecord record)
{
return CalcChecksumValue (record) == record.Checksum;
}
public int CalcSum(RomChecksumRecord record)
{
int sum = 0;
if (!record.IsEmpty) {
stream.Seek (record.StartAddress, SeekOrigin.Begin);
for (int p = record.StartAddress; p < record.EndAddress; p += 4) {
sum += stream.ReadInt32BigEndian ();
}
}
return sum;
}
