mlaumcherb/Mlaumcherb.Client.Avalonia/холопы/HashHelper.cs

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using System.Security.Cryptography;
using DTLib.Extensions;
namespace Mlaumcherb.Client.Avalonia.холопы;
public static class HashHelper
{
private static SHA1 _hasher;
static HashHelper()
{
_hasher = SHA1.Create();
}
public static string HashFileSHA1(IOPath f)
{
using var fs = File.OpenRead(f);
byte[] hash = _hasher.ComputeHash(fs);
return hash.HashToString();
}
public static bool CheckFileSHA1(IOPath f, string? sha1, bool checkHash)
{
if (!File.Exists(f))
return false;
if(checkHash && sha1 is not null)
return HashFileSHA1(f) == sha1;
return true;
}
}