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Added EllieBot.Voice

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Toastie 2024-05-12 21:22:46 +12:00
parent e9e7fd23af
commit dac6e283e8
Signed by: toastie_t0ast
GPG key ID: 27F3B6855AFD40A4
18 changed files with 1339 additions and 13 deletions
src/EllieBot.Voice
LibSodium.cs

32
src/EllieBot.Voice/LibSodium.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace EllieBot.Voice
{
internal static unsafe class Sodium
{
private const string SODIUM = "data/lib/libsodium";
[DllImport(SODIUM, EntryPoint = "crypto_secretbox_easy", CallingConvention = CallingConvention.Cdecl)]
private static extern int SecretBoxEasy(byte* output, byte* input, long inputLength, byte* nonce, byte* secret);
[DllImport(SODIUM, EntryPoint = "crypto_secretbox_open_easy", CallingConvention = CallingConvention.Cdecl)]
private static extern int SecretBoxOpenEasy(byte* output, byte* input, ulong inputLength, byte* nonce, byte* secret);
public static int Encrypt(byte[] input, int inputOffset, long inputLength, byte[] output, int outputOffset, in ReadOnlySpan<byte> nonce, byte[] secret)
{
fixed (byte* inPtr = input)
fixed (byte* outPtr = output)
fixed (byte* noncePtr = nonce)
fixed (byte* secretPtr = secret)
return SecretBoxEasy(outPtr + outputOffset, inPtr + inputOffset, inputLength - inputOffset, noncePtr, secretPtr);
}
public static int Decrypt(byte[] input, ulong inputLength, byte[] output, in ReadOnlySpan<byte> nonce, byte[] secret)
{
fixed (byte* outPtr = output)
fixed (byte* inPtr = input)
fixed (byte* noncePtr = nonce)
fixed (byte* secretPtr = secret)
return SecretBoxOpenEasy(outPtr, inPtr, inputLength, noncePtr, secretPtr);
}
}
}