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StringHash.cs
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70 lines (57 loc) · 2.23 KB
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//
// Copyright (c) 2015 Xamarin Inc
// Copyright (c) 2016 THUNDERBEAST GAMES LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
using System;
using System.Runtime.InteropServices;
namespace AtomicEngine {
[StructLayout(LayoutKind.Sequential)]
public struct StringHash {
public uint Code;
public StringHash (uint code)
{
this.Code = code;
}
public StringHash (string str)
{
this.Code = csi_Atomic_AtomicNET_StringToStringHash (str);
}
public static implicit operator uint(StringHash hash)
{
return hash.Code;
}
public static implicit operator StringHash(uint code)
{
return new StringHash(code);
}
public static implicit operator StringHash(string str)
{
return new StringHash(str);
}
[DllImport(Constants.LIBNAME, CallingConvention = CallingConvention.Cdecl, CharSet = CharSet.Ansi)]
extern static uint csi_Atomic_AtomicNET_StringToStringHash (string str);
public override string ToString ()
{
return $"StringHash({Code:x})";
}
public static StringHash Zero = new StringHash(0);
}
}