public static bool FileCompare(string first, string second)
{
FileInfo F1 = new FileInfo(first);
FileInfo F2 = new FileInfo(second);
if(F1.Length != F2.Length)
{
return false;
}
using(FileStreamEx fs1 = new FileStreamEx(first, FileMode.Open))
{
using(FileStreamEx fs2 = new FileStreamEx(second, FileMode.Open))
{
int Blocksize = 65536;
long Progress = 0;
byte[] buffer = new byte[Blocksize];
byte[] buffer2 = new byte[Blocksize];
while (Progress < fs1.Length)
{
if ((Progress + Blocksize) <= fs1.Length)
{
buffer = fs1.ReadBytes(Blocksize);
buffer2 = fs2.ReadBytes(Blocksize);
if (!CompareArray(buffer, buffer2))
return false;
Progress += Blocksize;
}
else
{
int Remaining = (int)(fs1.Length - Progress);
byte[] Rem1 = fs1.ReadBytes(Remaining);
byte[] Rem2 = fs2.ReadBytes(Remaining);
if (!CompareArray(Rem1, Rem2))
return false;
Progress += Remaining;
}
}
}
}
return true;
}
