diff options
Diffstat (limited to 'wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NostrCrypto.cs')
| -rw-r--r-- | wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NostrCrypto.cs | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NostrCrypto.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NostrCrypto.cs deleted file mode 100644 index 1e833d2..0000000 --- a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NostrCrypto.cs +++ /dev/null @@ -1,167 +0,0 @@ -// Copyright (C) 2024 Vaughn Nugent -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU Affero General Public License as -// published by the Free Software Foundation, either version 3 of the -// License, or (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Affero General Public License for more details. -// -// You should have received a copy of the GNU Affero General Public License -// along with this program. If not, see <https://www.gnu.org/licenses/>. - -using System; -using System.Runtime.CompilerServices; -using System.Diagnostics.CodeAnalysis; - -using VNLib.Utils.Cryptography.Noscrypt.@internal; -using VNLib.Utils.Cryptography.Noscrypt.Encryption; -using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; - -using NCResult = System.Int64; - -namespace VNLib.Utils.Cryptography.Noscrypt -{ - /// <summary> - /// A default implementation of the <see cref="INostrCrypto"/> interface - /// </summary> - /// <param name="context">The initialized library context</param> - public unsafe class NostrCrypto(NCContext context, bool ownsContext) : VnDisposeable, INostrCrypto - { - /// <summary> - /// Gets the underlying library context. - /// </summary> - public NCContext Context => context; - - private ref readonly FunctionTable Functions => ref context.Library.Functions; - - ///<inheritdoc/> - public NoscryptCipher AllocCipher(NoscryptCipherVersion version, NoscryptCipherFlags flags) => new (context, version, flags); - - ///<inheritdoc/> - public void GetPublicKey(ref readonly NCSecretKey secretKey, ref NCPublicKey publicKey) - { - Check(); - - fixed (NCSecretKey* pSecKey = &secretKey) - fixed (NCPublicKey* pPubKey = &publicKey) - { - NCResult result = Functions.NCGetPublicKey.Invoke(context.DangerousGetHandle(), pSecKey, pPubKey); - NCUtil.CheckResult<FunctionTable.NCGetPublicKeyDelegate>(result, true); - } - } - - ///<inheritdoc/> - public void SignData( - ref readonly NCSecretKey secretKey, - ref readonly byte random32, - ref readonly byte data, - uint dataSize, - ref byte sig64 - ) - { - Check(); - - fixed (NCSecretKey* pSecKey = &secretKey) - fixed (byte* pData = &data, pSig = &sig64, pRandom = &random32) - { - NCResult result = Functions.NCSignData.Invoke( - ctx: context.DangerousGetHandle(), - sk: pSecKey, - random32: pRandom, - data: pData, - dataSize, - sig64: pSig - ); - - NCUtil.CheckResult<FunctionTable.NCSignDataDelegate>(result, true); - } - } - - ///<inheritdoc/> - public bool ValidateSecretKey(ref readonly NCSecretKey secretKey) - { - Check(); - - IntPtr libCtx = context.DangerousGetHandle(); - - fixed (NCSecretKey* pSecKey = &secretKey) - { - /* - * Validate should return a result of 1 if the secret key is valid - * or a 0 if it is not. - */ - NCResult result = Functions.NCValidateSecretKey.Invoke(libCtx, pSecKey); - NCUtil.CheckResult<FunctionTable.NCValidateSecretKeyDelegate>(result, false); - - return result == NC_SUCCESS; - } - } - - ///<inheritdoc/> - public bool VerifyData( - ref readonly NCPublicKey pubKey, - ref readonly byte data, - uint dataSize, - ref readonly byte sig64 - ) - { - Check(); - - fixed(NCPublicKey* pPubKey = &pubKey) - fixed (byte* pData = &data, pSig = &sig64) - { - NCResult result = Functions.NCVerifyData.Invoke(context.DangerousGetHandle(), pPubKey, pData, dataSize, pSig); - NCUtil.CheckResult<FunctionTable.NCVerifyDataDelegate>(result, false); - - return result == NC_SUCCESS; - } - } - -#if DEBUG - - /// <summary> - /// DEBUG ONLY: Gets the conversation key for the supplied secret key and public key - /// </summary> - /// <param name="secretKey">The sender's private key</param> - /// <param name="publicKey">The receiver's public key</param> - /// <param name="key32">A pointer to the 32byte buffer to write the conversation key to</param> - public void GetConverstationKey( - ref readonly NCSecretKey secretKey, - ref readonly NCPublicKey publicKey, - ref byte key32 - ) - { - Check(); - - fixed (NCSecretKey* pSecKey = &secretKey) - fixed (NCPublicKey* pPubKey = &publicKey) - fixed (byte* pKey = &key32) - { - NCResult result = Functions.NCGetConversationKey.Invoke(context.DangerousGetHandle(), pSecKey, pPubKey, pKey); - NCUtil.CheckResult<FunctionTable.NCGetConversationKeyDelegate>(result, true); - } - } - -#endif - ///<inheritdoc/> - protected override void Free() - { - if(ownsContext) - { - context.Dispose(); - } - } - - private static void ThrowIfNullRef([DoesNotReturnIf(false)] ref readonly byte value, string name) - { - if(Unsafe.IsNullRef(in value)) - { - throw new ArgumentNullException(name); - } - } - } -} |