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global using the SourceGen Regex class

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nugroho 2025-05-16 23:49:44 +07:00
parent 9bd04d6fdd
commit 5e99d68d1e
1 changed files with 29 additions and 2 deletions
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29
Commons.cs
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@ -7,6 +7,7 @@ global using System.Text.Json.Nodes;
global using static perubahan.Commons;
global using static perubahan.Logging;
global using static perubahan.Middlewares;
global using static perubahan.Regices;
global using System.Collections.Concurrent;
global using System.Security.Cryptography;
using System.Text.Json;
@ -15,7 +16,7 @@ namespace perubahan;
internal static class Commons
{
internal readonly static string VerNum = "0.1.250509.2301";
internal readonly static string VerNum = "0.1.250515.1559";
internal static ConcurrentDictionary<string,User> UserAccounts = [];
internal static List<Deployment> Deployments = [];
@ -341,3 +342,29 @@ internal static class DataReaderExtensions
return list;
}
}
public static class Crc32
{
static readonly uint[] Table;
static Crc32()
{
Table = new uint[256];
const uint poly = 0xEDB88320;
for (uint i = 0; i < Table.Length; i++)
{
uint crc = i;
for (int j = 0; j < 8; j++)
crc = (crc & 1) != 0 ? (crc >> 1) ^ poly : crc >> 1;
Table[i] = crc;
}
}
public static uint Compute(byte[] bytes)
{
uint crc = 0xFFFFFFFF;
foreach (byte b in bytes)
crc = (crc >> 8) ^ Table[(crc ^ b) & 0xFF];
return ~crc;
}
}