You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
813 B
30 lines
813 B
using System;
|
|
using System.Text;
|
|
|
|
namespace NzbDrone.Common
|
|
{
|
|
public static class HashUtil
|
|
{
|
|
public static string CalculateCrc(string input)
|
|
{
|
|
uint mCrc = 0xffffffff;
|
|
byte[] bytes = Encoding.UTF8.GetBytes(input);
|
|
foreach (byte myByte in bytes)
|
|
{
|
|
mCrc ^= ((uint)(myByte) << 24);
|
|
for (var i = 0; i < 8; i++)
|
|
{
|
|
if ((Convert.ToUInt32(mCrc) & 0x80000000) == 0x80000000)
|
|
{
|
|
mCrc = (mCrc << 1) ^ 0x04C11DB7;
|
|
}
|
|
else
|
|
{
|
|
mCrc <<= 1;
|
|
}
|
|
}
|
|
}
|
|
return string.Format("{0:x8}", mCrc);
|
|
}
|
|
}
|
|
} |