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Diffstat (limited to 'wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt')
27 files changed, 3183 insertions, 0 deletions
diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/.runsettings b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/.runsettings new file mode 100644 index 0000000..bbc95aa --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/.runsettings @@ -0,0 +1,8 @@ +<?xml version="1.0" encoding="utf-8"?> +<RunSettings> + <RunConfiguration> + <EnvironmentVariables> + <NOSCRYPT_DLL_PATH>../../../../../../../build/windows/debug/noscrypt.dll</NOSCRYPT_DLL_PATH> + </EnvironmentVariables> + </RunConfiguration> +</RunSettings>
\ No newline at end of file diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/README.md b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/README.md new file mode 100644 index 0000000..34f68bf --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/README.md @@ -0,0 +1,4 @@ + +# VNLib.Utils.Cryptography.Noscrypt + +_A dotnet C# warpper library for noscrypt which is part of the VNLib collection of libraries_
\ No newline at end of file diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/Taskfile.yaml b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/Taskfile.yaml new file mode 100644 index 0000000..dfb739f --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/Taskfile.yaml @@ -0,0 +1,81 @@ +#Builds c# libraries for produc + +version: '3' + +vars: + TARGET_FRAMEWORK: '{{ .TARGET_FRAMEWORK | default "net8.0" }}' + +tasks: + +#called by build pipeline to build module + build: + dir: '{{ .USER_WORKING_DIR }}' + vars: + PACK_OUT: '{{ .OUTPUT_DIR }}/{{ .HEAD_SHA }}/pkg' + MS_ARGS: + /p:RunAnalyzersDuringBuild=false + /p:UseCommonOutputDirectory=true + /p:BuildInParallel=true + /p:MultiProcessorCompilation=true + /p:ErrorOnDuplicatePublishOutputFiles=false + cmds: + - cmd: echo "building project {{ .PROJECT_NAME }}" + silent: true + + #updates the project versions for all inlcuded .NET projects + - cmd: dotnet-gitversion.exe /updateprojectfiles + + - cmd: dotnet publish -c debug {{ .MS_ARGS }} + - cmd: dotnet publish -c release {{ .MS_ARGS }} + + #create nuget packages and write them directly to the output directory + - cmd: dotnet pack {{ .MS_ARGS }} -c debug -o "{{ .PACK_OUT }}/debug/" + - cmd: dotnet pack {{ .MS_ARGS }} -c release -o "{{ .PACK_OUT }}/release/" + + postbuild_success: + deps: + - task: pack_source + - task: pack_artifacts + vars: { CONFIG: 'debug' } + - task: pack_artifacts + vars: { CONFIG: 'release' } + + cmds: + - cmd: echo 'artifacts packaged' + silent: true + + pack_artifacts: + dir: '{{ .USER_WORKING_DIR }}' + internal: true + vars: + SOURCE: 'bin/{{ .CONFIG }}/{{ .TARGET_FRAMEWORK }}/publish' + TARGET: '{{ .USER_WORKING_DIR }}/bin/{{ .CONFIG }}.tgz' + cmds: + - cmd: cd {{ .SOURCE }} && tar -czf '{{ lower .TARGET }}' . + + pack_source: + dir: '{{ .USER_WORKING_DIR }}' + internal: true + vars: + TARGET: '{{ .USER_WORKING_DIR }}/bin' + INCLUDES: + src + tests + README.md + Taskfile.yaml + EXCLUDES: + --exclude='*obj/' + --exclude='*bin/' + cmds: + #copy source code to target + - cmd: cd .. && tar {{ .EXCLUDES }} -czf '{{ .TARGET }}/src.tgz' {{ .INCLUDES }} + +#called by build pipeline to clean module + clean: + dir: '{{ .USER_WORKING_DIR }}' + cmds: + #clean solution + - dotnet clean /p:BuildInParallel=true /p:MultiProcessorCompilation=true + - for: [ obj/, bin/ ] + cmd: '{{ if eq OS "windows" }}powershell rm -Recurse -Force{{ else }}rm -rf{{ end }} "{{ .ITEM }}"' + diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Base64SignatureEncoder.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Base64SignatureEncoder.cs new file mode 100644 index 0000000..c5078a4 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Base64SignatureEncoder.cs @@ -0,0 +1,31 @@ +// 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; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + public sealed class Base64SignatureEncoder : INostrSignatureEncoder + { + /// <summary> + /// Shared formatter instance for base64 signatures + /// </summary> + public static Base64SignatureEncoder Instance { get; } = new Base64SignatureEncoder(); + + ///<inheritdoc/> + public string GetString(ReadOnlySpan<byte> signature) => Convert.ToBase64String(signature); + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NCCipherUtil.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NCCipherUtil.cs new file mode 100644 index 0000000..5dc2a94 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NCCipherUtil.cs @@ -0,0 +1,171 @@ +// 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.Diagnostics; +using System.Runtime.InteropServices; + +using VNLib.Utils.Cryptography.Noscrypt.@internal; + +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt.Encryption +{ + public unsafe static class NCCipherUtil + { + /* + * This class wraps the low-level cipher functions provided by + * the Noscrypt utility side-car library. + */ + + internal static nint Alloc(NCContext ctx, uint version, uint flags) + { + nint cipher = GetTable(ctx).NCUtilCipherAlloc(version, flags); + + if (cipher == nint.Zero) + { + throw new OutOfMemoryException("Failed to allocate cipher context"); + } + + //Ensure flags are identical to those set during allocation + Debug.Assert(GetFlags(ctx, cipher) == flags); + + return cipher; + } + + internal static uint GetFlags(NCContext ctx, nint cipher) + { + NCResult result = GetTable(ctx).NCUtilCipherGetFlags(cipher); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherGetFlagsDelegate>(result, raiseOnFailure: true); + + return (uint)result; + } + + internal static void Free(NCContext ctx, nint cipher) => GetTable(ctx).NCUtilCipherFree(cipher); + + internal static int GetIvSize(NCContext ctx, nint cipher) + { + NCResult result = GetTable(ctx).NCUtilCipherGetIvSize(cipher); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherGetIvSizeDelegate>(result, raiseOnFailure: true); + + return checked((int)result); + } + + internal static void SetProperty(NCContext ctx, nint cipher, uint property, ref readonly byte value, uint valueLen) + { + fixed (byte* valPtr = &value) + { + NCResult result = GetTable(ctx).NCUtilCipherSetProperty(cipher, property, valPtr, valueLen); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherSetPropertyDelegate>(result, raiseOnFailure: true); + } + } + + internal static uint GetOutputSize(NCContext ctx, nint cipher) + { + NCResult result = GetTable(ctx).NCUtilCipherGetOutputSize(cipher); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherGetOutputSizeDelegate>(result, raiseOnFailure: true); + + return (uint)result; + } + + internal static uint ReadOutput(NCContext ctx, nint cipher, ref byte outputData, uint outLen) + { + fixed (byte* outPtr = &outputData) + { + NCResult result = GetTable(ctx).NCUtilCipherReadOutput(cipher, outPtr, outLen); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherReadOutputDelegate>(result, raiseOnFailure: true); + + return (uint)result; + } + } + + internal static void InitCipher(NCContext ctx, nint cipher, byte* inputPtr, uint inputSize) + { + NCResult result = GetTable(ctx).NCUtilCipherInit(cipher, inputPtr, inputSize); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherInitDelegate>(result, raiseOnFailure: true); + } + + internal static void Update( + NCContext ctx, + nint cipher, + ref readonly NCSecretKey localKey, + ref readonly NCPublicKey remoteKey + ) + { + fixed (NCSecretKey* sk = &localKey) + fixed (NCPublicKey* pk = &remoteKey) + { + NCResult result = GetTable(ctx).NCUtilCipherUpdate( + cipher: cipher, + libContext: ctx.DangerousGetHandle(), + secKey: sk, + pubKey: pk + ); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherInitDelegate>(result, raiseOnFailure: true); + } + } + + +#if DEBUG + /* + * Conversation key is not meant to be a public api. Callers + * should use Encrypt/Decrypt methods to handle encryption. + * + * This method exists for vector testing purposes only. + */ + public static void GetConverstationKey( + NCContext ctx, + ref readonly NCSecretKey localKey, + ref readonly NCPublicKey remoteKey, + Span<byte> conversationKeyOut32 + ) + { + ArgumentNullException.ThrowIfNull(ctx); + ArgumentOutOfRangeException.ThrowIfNotEqual( + conversationKeyOut32.Length, + NC_CONVERSATION_KEY_SIZE, + nameof(conversationKeyOut32) + ); + + fixed (NCSecretKey* sk = &localKey) + fixed (NCPublicKey* pk = &remoteKey) + fixed(byte* convKey32Ptr = &MemoryMarshal.GetReference(conversationKeyOut32)) + { + NCResult result = GetTable(ctx).NCGetConversationKey( + ctx: ctx.DangerousGetHandle(), + sk, + pk, + convKey32Ptr + ); + + NCUtil.CheckResult<FunctionTable.NCUtilCipherInitDelegate>(result, raiseOnFailure: true); + } + } +#endif + + private static ref readonly FunctionTable GetTable(NCContext ctx) + => ref ctx.Library.Functions; + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherFlags.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherFlags.cs new file mode 100644 index 0000000..275c90c --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherFlags.cs @@ -0,0 +1,60 @@ +// 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; + +namespace VNLib.Utils.Cryptography.Noscrypt.Encryption +{ + /// <summary> + /// Cipher specific flags that control the behavior of a cipher + /// instance + /// </summary> + [Flags] + public enum NoscryptCipherFlags : uint + { + /// <summary> + /// Puts the cipher into encryption mode + /// </summary> + ModeEncryption = 0x00u, + + /// <summary> + /// Puts the cipher into decryption mode + /// </summary> + ModeDecryption = 0x01u, + + /// <summary> + /// Forces all internal memory to be freed when + /// the cipher is freed + /// </summary> + ZeroOnFree = 0x02u, + + /// <summary> + /// Disables mac verification during decryption operations, + /// by default nip44 macs are verified before the decryption + /// operation. + /// </summary> + MacNoVerify = 0x04u, + + /// <summary> + /// Allows allocated cipher instances to be reused multiple + /// times. Otherwise the cipher may only be used once after + /// allocation. + /// </summary> + Reusable = 0x08u, + + EncryptDefault = ModeEncryption | Reusable | ZeroOnFree, + DecryptDefault = ModeDecryption | Reusable | ZeroOnFree + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherVersion.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherVersion.cs new file mode 100644 index 0000000..763a5f4 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptCipherVersion.cs @@ -0,0 +1,36 @@ +// 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 static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +namespace VNLib.Utils.Cryptography.Noscrypt.Encryption +{ + /// <summary> + /// The Noscrypt utility cipher encryption + /// standard version + /// </summary> + public enum NoscryptCipherVersion : uint + { + /// <summary> + /// Tells the cipher to use the NIP04 encryption standard + /// </summary> + Nip04 = NC_ENC_VERSION_NIP04, + + /// <summary> + /// Tells the cipher to use the NIP44 encryption standard + /// </summary> + Nip44 = NC_ENC_VERSION_NIP44 + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptMessageCipher.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptMessageCipher.cs new file mode 100644 index 0000000..e44addf --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Encryption/NoscryptMessageCipher.cs @@ -0,0 +1,256 @@ +// 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.Threading; +using System.Runtime.CompilerServices; +using System.Runtime.InteropServices; + +using Microsoft.Win32.SafeHandles; + +using VNLib.Utils.Memory; +using VNLib.Utils.Cryptography.Noscrypt.Random; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +namespace VNLib.Utils.Cryptography.Noscrypt.Encryption +{ + /// <summary> + /// The noscrypt util cipher wapper + /// </summary> + /// <param name="ctx">A reference to the library context object</param> + /// <param name="cipher">A pointer to an existing cipher context that this instance owns</param> + /// <param name="version">The cipher specification version</param> + public class NoscryptMessageCipher : SafeHandleMinusOneIsInvalid + { + private readonly NCContext _context; + private readonly NoscryptCipherVersion _version; + private IMemoryHandle<byte>? _ivBuffer; + + private NoscryptMessageCipher(NCContext ctx, nint cipher, NoscryptCipherVersion version) + : base(ownsHandle: true) + { + SetHandle(cipher); + _context = ctx; + _version = version; + } + + /// <summary> + /// Allocates and initializes a new cipher instance using the specified + /// </summary> + /// <param name="context">A reference to the noscrypt library context</param> + /// <param name="version">The encryption standard to use</param> + /// <param name="flags">The raw cipher flags to the pass to the cipher initialization function</param> + /// <returns>A new <see cref="NoscryptMessageCipher"/> instance</returns> + public static NoscryptMessageCipher Create(NCContext context, NoscryptCipherVersion version, NoscryptCipherFlags flags) + { + return new( + context, + NCCipherUtil.Alloc(context, (uint)version, (uint)flags), + version + ); + } + + /// <summary> + /// The cipher standard version used by this instance + /// </summary> + public NoscryptCipherVersion Version => _version; + + /// <summary> + /// Gets the flags set for the cipher instance + /// </summary> + public uint GetFlags() => NCCipherUtil.GetFlags(_context, handle); + + /// <summary> + /// Gets the cipher's initilaization vector size (or nonce) + /// </summary> + /// <returns>The size of the IV in bytes</returns> + public int GetIvSize() => NCCipherUtil.GetIvSize(_context, handle); + + /// <summary> + /// Gets the internal heap buffer that holds the cipher's initalization + /// vector. + /// </summary> + /// <returns>The mutable span of the cipher's IV buffer</returns> + public Span<byte> IvBuffer + { + get => LazyInitializer.EnsureInitialized(ref _ivBuffer, AllocIvBuffer).Span; + } + + /// <summary> + /// Sets the cipher's initialization vector to a random value using + /// the specified random source + /// </summary> + /// <param name="rng">The random source</param> + public void SetRandomIv(IRandomSource rng) + { + ArgumentNullException.ThrowIfNull(rng); + rng.GetRandomBytes(IvBuffer); + } + + /// <summary> + /// Performs the cipher operation on the input data using the specified + /// local and remote keys. + /// </summary> + /// <param name="localKey">The secret key of the local user</param> + /// <param name="remoteKey">The public key of the remote user</param> + /// <param name="inputData">A pointer to the first byte in the buffer sequence</param> + /// <param name="inputSize">The size of the input buffer in bytes</param> + /// <exception cref="ArgumentNullException"></exception> + /// <remarks> + /// If the <see cref="NoscryptCipherFlags.Reusable"/> flag is + /// set, this function may be considered independent and called repeatedly. + /// </remarks> + public unsafe void Update( + ref readonly NCSecretKey localKey, + ref readonly NCPublicKey remoteKey, + ref readonly byte inputData, + uint inputSize + ) + { + if (Unsafe.IsNullRef(in localKey)) + { + throw new ArgumentNullException(nameof(localKey)); + } + + if (Unsafe.IsNullRef(in remoteKey)) + { + throw new ArgumentNullException(nameof(remoteKey)); + } + + if (Unsafe.IsNullRef(in inputData)) + { + throw new ArgumentNullException(nameof(inputData)); + } + + /* + * Initializing the cipher requires the context holding a pointer + * to the input data, so it has to be pinned in a fixed statment + * for the duration of the update operation. + * + * So init and update must be done as an atomic operation. + * + * If ciphers have the Reusable flag set this function may be called + * repeatedly. The results of this operation can be considered + * independent. + */ + + fixed (byte* inputPtr = &inputData) + { + NCCipherUtil.InitCipher(_context, handle, inputPtr, inputSize); + + NCCipherUtil.Update(_context, handle, in localKey, in remoteKey); + } + } + + /// <summary> + /// Performs the cipher operation on the input data using the specified + /// local and remote keys. + /// </summary> + /// <param name="localKey">The secret key of the local user</param> + /// <param name="remoteKey">The public key of the remote user</param> + /// <param name="input">The buffer sequence to read the input data from</param> + /// <exception cref="ArgumentNullException"></exception> + public void Update( + ref readonly NCSecretKey localKey, + ref readonly NCPublicKey remoteKey, + ReadOnlySpan<byte> input + ) + { + Update( + in localKey, + in remoteKey, + inputData: ref MemoryMarshal.GetReference(input), //If empty, null ref will throw + inputSize: (uint)input.Length + ); + } + + /// <summary> + /// Gets the size of the output buffer required to read the cipher output + /// </summary> + /// <returns>The size of the output in bytes</returns> + public int GetOutputSize() => checked((int)NCCipherUtil.GetOutputSize(_context, handle)); + + /// <summary> + /// Reads the output data from the cipher into the specified buffer + /// </summary> + /// <param name="outputData">A reference to the first byte in the buffer sequence</param> + /// <param name="size">The size of the buffer sequence</param> + /// <returns>The number of bytes written to the buffer</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public int ReadOutput(ref byte outputData, int size) + { + ArgumentOutOfRangeException.ThrowIfLessThan(size, GetOutputSize()); + + return checked((int)NCCipherUtil.ReadOutput(_context, handle, ref outputData, (uint)size)); + } + + /// <summary> + /// Reads the output data from the cipher into the specified buffer + /// </summary> + /// <param name="buffer">The buffer sequence to write output data to</param> + /// <returns>The number of bytes written to the buffer</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public int ReadOutput(Span<byte> buffer) + { + return ReadOutput( + ref MemoryMarshal.GetReference(buffer), + buffer.Length + ); + } + + private IMemoryHandle<byte> AllocIvBuffer() + { + //Use the context heap to allocate the internal iv buffer + MemoryHandle<byte> buffer = MemoryUtil.SafeAlloc<byte>(_context.Heap, GetIvSize(), zero: true); + + try + { + /* + * Assign the buffer reference to the cipher context + * + * NOTE: This pointer will be held as long as the cipher + * context is allocated. So the buffer must be held until + * the cipher is freed. Because of this an umnanaged heap + * buffer is required so we don't need to pin managed memory + * nor worry about the GC moving the buffer. + */ + NCCipherUtil.SetProperty( + _context, + DangerousGetHandle(), + NC_ENC_SET_IV, + ref buffer.GetReference(), + (uint)buffer.Length + ); + } + catch + { + buffer.Dispose(); + throw; + } + + return buffer; + } + + ///<inheritdoc/> + protected override bool ReleaseHandle() + { + NCCipherUtil.Free(_context, handle); + _ivBuffer?.Dispose(); + + return true; + } + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/HexSignatureEncoder.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/HexSignatureEncoder.cs new file mode 100644 index 0000000..6a60c73 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/HexSignatureEncoder.cs @@ -0,0 +1,31 @@ +// 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; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + public sealed class HexSignatureEncoder : INostrSignatureEncoder + { + /// <summary> + /// Shared formatter instance for hex signatures + /// </summary> + public static HexSignatureEncoder Instance { get; } = new HexSignatureEncoder(); + + ///<inheritdoc/> + public string GetString(ReadOnlySpan<byte> signature) => Convert.ToHexString(signature); + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/INostrSignatureEncoder.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/INostrSignatureEncoder.cs new file mode 100644 index 0000000..b8c69f5 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/INostrSignatureEncoder.cs @@ -0,0 +1,33 @@ +// 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; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + /// <summary> + /// Encodes a message signature into it's string representation + /// </summary> + public interface INostrSignatureEncoder + { + /// <summary> + /// Creates a string of the encoded signature data + /// </summary> + /// <param name="signature">The signature data to encode into the string</param> + /// <returns>The encoded signature string</returns> + string GetString(ReadOnlySpan<byte> signature); + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCContext.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCContext.cs new file mode 100644 index 0000000..61128eb --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCContext.cs @@ -0,0 +1,87 @@ +// 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.Diagnostics; + +using Microsoft.Win32.SafeHandles; + +using VNLib.Utils.Extensions; +using VNLib.Utils.Memory; + +using VNLib.Utils.Cryptography.Noscrypt.@internal; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + /// <summary> + /// The noscrypt library context + /// </summary> + public sealed class NCContext : SafeHandleZeroOrMinusOneIsInvalid + { + internal readonly IUnmangedHeap Heap; + + /// <summary> + /// The library this context was created from + /// </summary> + public NoscryptLibrary Library { get; } + + internal NCContext(IntPtr handle, IUnmangedHeap heap, NoscryptLibrary library) :base(true) + { + ArgumentNullException.ThrowIfNull(heap); + ArgumentNullException.ThrowIfNull(library); + + Heap = heap; + Library = library; + + //Store the handle + SetHandle(handle); + } + + /// <summary> + /// Reinitializes the context with the specified entropy + /// </summary> + /// <param name="entropy">The randomness buffer used to randomize the context</param> + /// <param name="size">The random data buffer size (must be 32 bytes)</param> + public unsafe void Reinitalize(ref byte entropy, int size) + { + //Entropy must be exactly 32 bytes + ArgumentOutOfRangeException.ThrowIfNotEqual(size, NC_CTX_ENTROPY_SIZE); + + this.ThrowIfClosed(); + fixed (byte* p = &entropy) + { + NCResult result = Library.Functions.NCReInitContext.Invoke(handle, p); + NCUtil.CheckResult<FunctionTable.NCReInitContextDelegate>(result, true); + } + } + + ///<inheritdoc/> + protected override bool ReleaseHandle() + { + if (!Library.IsClosed) + { + //destroy the context + Library.Functions.NCDestroyContext.Invoke(handle); + Trace.WriteLine($"Destroyed noscrypt context 0x{handle:x}"); + } + + //Free the handle + return Heap.Free(ref handle); + } + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCKeyUtil.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCKeyUtil.cs new file mode 100644 index 0000000..50e1c9a --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCKeyUtil.cs @@ -0,0 +1,185 @@ +// 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.InteropServices; +using System.Runtime.CompilerServices; + +using VNLib.Utils.Extensions; +using VNLib.Utils.Cryptography.Noscrypt.@internal; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + /// <summary> + /// Contains utility methods for working with nostr keys + /// </summary> + public static unsafe class NCKeyUtil + { + /// <summary> + /// Gets a span of bytes from the current secret key + /// structure + /// </summary> + /// <param name="key"></param> + /// <returns>The secret key data span</returns> + public unsafe static Span<byte> AsSpan(this ref NCSecretKey key) + { + //Safe to cast secret key to bytes, then we can make a span to its memory + ref byte asBytes = ref Unsafe.As<NCSecretKey, byte>(ref key); + return MemoryMarshal.CreateSpan(ref asBytes, sizeof(NCSecretKey)); + } + + /// <summary> + /// Gets a span of bytes from the current public key + /// structure + /// </summary> + /// <param name="key"></param> + /// <returns>The public key data as a data span</returns> + public unsafe static Span<byte> AsSpan(this ref NCPublicKey key) + { + //Safe to cast secret key to bytes, then we can make a span to its memory + ref byte asBytes = ref Unsafe.As<NCPublicKey, byte>(ref key); + return MemoryMarshal.CreateSpan(ref asBytes, sizeof(NCPublicKey)); + } + + /// <summary> + /// Casts a span of bytes to a secret key reference. Note that + /// the new structure reference will point to the same memory + /// as the span. + /// </summary> + /// <param name="span">The secret key data</param> + /// <returns>A mutable secret key reference</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public unsafe static ref NCSecretKey AsSecretKey(Span<byte> span) + { + ArgumentOutOfRangeException.ThrowIfLessThan(span.Length, sizeof(NCSecretKey), nameof(span)); + + ref byte asBytes = ref MemoryMarshal.GetReference(span); + return ref Unsafe.As<byte, NCSecretKey>(ref asBytes); + } + + /// <summary> + /// Casts a span of bytes to a public key reference. Note that + /// the new structure reference will point to the same memory + /// as the span. + /// </summary> + /// <param name="span">The public key data span</param> + /// <returns>A mutable reference to the public key structure</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public unsafe static ref NCPublicKey AsPublicKey(Span<byte> span) + { + ArgumentOutOfRangeException.ThrowIfLessThan(span.Length, sizeof(NCPublicKey), nameof(span)); + + ref byte asBytes = ref MemoryMarshal.GetReference(span); + return ref Unsafe.As<byte, NCPublicKey>(ref asBytes); + } + + /// <summary> + /// Casts a read-only span of bytes to a secret key reference. Note that + /// the new structure reference will point to the same memory as the span. + /// </summary> + /// <param name="span">The secret key data span</param> + /// <returns>A readonly refernce to the secret key structure</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public unsafe static ref readonly NCSecretKey AsSecretKey(ReadOnlySpan<byte> span) + { + ArgumentOutOfRangeException.ThrowIfLessThan(span.Length, sizeof(NCSecretKey), nameof(span)); + + ref byte asBytes = ref MemoryMarshal.GetReference(span); + return ref Unsafe.As<byte, NCSecretKey>(ref asBytes); + } + + /// <summary> + /// Casts a read-only span of bytes to a public key reference. Note that + /// the new structure reference will point to the same memory as the span. + /// </summary> + /// <param name="span">The public key data span</param> + /// <returns>A readonly reference to the public key structure</returns> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public unsafe static ref readonly NCPublicKey AsPublicKey(ReadOnlySpan<byte> span) + { + ArgumentOutOfRangeException.ThrowIfLessThan(span.Length, sizeof(NCPublicKey), nameof(span)); + + ref byte asBytes = ref MemoryMarshal.GetReference(span); + return ref Unsafe.As<byte, NCPublicKey>(ref asBytes); + } + + /// <summary> + /// Gets a nostr public key from a secret key. + /// </summary> + /// <param name="secretKey">A reference to the secret key to get the public key from</param> + /// <param name="publicKey">A reference to the public key structure to write the recovered key to</param> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentNullException"></exception> + public static void GetPublicKey( + NCContext context, + ref readonly NCSecretKey secretKey, + ref NCPublicKey publicKey + ) + { + Check(context); + + fixed (NCSecretKey* pSecKey = &secretKey) + fixed (NCPublicKey* pPubKey = &publicKey) + { + NCResult result = GetTable(context).NCGetPublicKey( + context.DangerousGetHandle(), + pSecKey, + pPubKey + ); + + NCUtil.CheckResult<FunctionTable.NCGetPublicKeyDelegate>(result, raiseOnFailure: true); + } + } + + /// <summary> + /// Validates a secret key is in a valid format. + /// </summary> + /// <param name="secretKey">A readonly reference to key structure to validate</param> + /// <returns>True if the key is consiered valid against the secp256k1 curve</returns> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentNullException"></exception> + public static bool ValidateSecretKey( + NCContext context, + ref readonly NCSecretKey secretKey + ) + { + Check(context); + + fixed (NCSecretKey* pSecKey = &secretKey) + { + NCResult result = GetTable(context).NCValidateSecretKey( + context.DangerousGetHandle(), + pSecKey + ); + + NCUtil.CheckResult<FunctionTable.NCValidateSecretKeyDelegate>(result, raiseOnFailure: false); + + return result == NC_SUCCESS; + } + } + + private static void Check(NCContext? context) + { + ArgumentNullException.ThrowIfNull(context); + context.ThrowIfClosed(); + } + + private static ref readonly FunctionTable GetTable(NCContext ctx) + => ref ctx.Library.Functions; + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCPublicKey.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCPublicKey.cs new file mode 100644 index 0000000..57d7c3f --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCPublicKey.cs @@ -0,0 +1,37 @@ +// 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.Runtime.InteropServices; + +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + /// <summary> + /// Represents a user's secp256k1 public key for use with the Nostrcrypt library + /// </summary> + [StructLayout(LayoutKind.Sequential, Size = NC_SEC_PUBKEY_SIZE)] + public unsafe struct NCPublicKey + { + /// <summary> + /// Gets a null <see cref="NCPublicKey"/> reference. + /// </summary> + public static ref NCPublicKey NullRef => ref Unsafe.NullRef<NCPublicKey>(); + + private fixed byte key[NC_SEC_PUBKEY_SIZE]; + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCSecretKey.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCSecretKey.cs new file mode 100644 index 0000000..18f025b --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NCSecretKey.cs @@ -0,0 +1,37 @@ +// 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.Runtime.CompilerServices; +using System.Runtime.InteropServices; + +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + /// <summary> + /// Represents an nostr variant of a secp265k1 secret key that matches + /// the size of the native library + /// </summary> + [StructLayout(LayoutKind.Sequential, Size = NC_SEC_KEY_SIZE)] + public unsafe struct NCSecretKey + { + /// <summary> + /// Gets a null reference to a secret key + /// </summary> + public static ref NCSecretKey NullRef => ref Unsafe.NullRef<NCSecretKey>(); + + private fixed byte key[NC_SEC_KEY_SIZE]; + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NoscryptLibrary.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NoscryptLibrary.cs new file mode 100644 index 0000000..2df63eb --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/NoscryptLibrary.cs @@ -0,0 +1,251 @@ +// 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.Diagnostics; +using System.Runtime.InteropServices; + +using VNLib.Utils.Memory; +using VNLib.Utils.Native; +using VNLib.Utils.Extensions; + +using VNLib.Utils.Cryptography.Noscrypt.Random; +using VNLib.Utils.Cryptography.Noscrypt.@internal; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt +{ + + /// <summary> + /// Initializes the native library and provides access to the native functions + /// </summary> + /// <param name="Library">An existing noscrypt library handle</param> + /// <param name="OwnsHandle">A value that indicates if the instance owns the library handle</param> + public unsafe sealed class NoscryptLibrary(SafeLibraryHandle Library, bool OwnsHandle) : VnDisposeable + { + public const string NoscryptDefaultLibraryName = "noscrypt"; + public const string NoscryptDllPathEnvName = "NOSCRYPT_DLL_PATH"; + + //Constant values match the noscrypt.h header + public const int NC_SEC_KEY_SIZE = 0x20; + public const int NC_SEC_PUBKEY_SIZE = 0x20; + public const int NC_PUBKEY_SIZE = 0x20; + public const int NC_SIGNATURE_SIZE = 0x40; + public const int NC_CONV_KEY_SIZE = 0x20; + public const int NC_MESSAGE_KEY_SIZE = 0x20; + public const int NC_HMAC_KEY_SIZE = 0x20; + public const int NC_ENCRYPTION_MAC_SIZE = 0x20; + public const int NC_CONVERSATION_KEY_SIZE = 0x20; + public const int NC_CTX_ENTROPY_SIZE = 0x20; + public const int NC_SIG_ENTROPY_SIZE = 0x20; + + public const uint NC_ENC_VERSION_NIP04 = 0x00000004u; + public const uint NC_ENC_VERSION_NIP44 = 0x00000002c; + + public const uint NC_ENC_SET_VERSION = 0x01u; + public const uint NC_ENC_SET_IV = 0x02u; + public const uint NC_ENC_SET_NIP44_MAC_KEY = 0x03u; + public const uint NC_ENC_SET_NIP04_KEY = 0x04u; + + public const NCResult NC_SUCCESS = 0x00; + + public enum NCErrorCodes : long + { + NC_SUCCESS = 0, + + //Generic argument related errors + E_NULL_PTR = 1, + E_INVALID_ARG = 2, + E_INVALID_CTX = 3, + E_ARGUMENT_OUT_OF_RANGE = 4, + E_OPERATION_FAILED = 5, + E_VERSION_NOT_SUPPORTED = 6, + + //Cipher errors + E_CIPHER_INVALID_FORMAT = 11, + E_CIPHER_BAD_NONCE = 12, + E_CIPHER_MAC_INVALID = 13, + E_CIPHER_NO_OUTPUT = 14, + E_CIPHER_BAD_INPUT = 15, + E_CIPHER_BAD_INPUT_SIZE = 16 + } + + //Cipher flags + public const uint NC_UTIL_CIPHER_MODE = 0x01u; + + + + private readonly FunctionTable _functions = FunctionTable.BuildFunctionTable(Library); + + /// <summary> + /// Gets a reference to the loaded function table for + /// the native library + /// </summary> + internal ref readonly FunctionTable Functions + { + get + { + Check(); + Library.ThrowIfClosed(); + return ref _functions; + } + } + + /// <summary> + /// Gets a value that determines if the library has been released + /// </summary> + internal bool IsClosed => Library.IsClosed || Library.IsInvalid; + + /// <summary> + /// Initialize a new NCContext for use. This may be done once at app startup + /// and is thread-safe for the rest of the application lifetime. + /// </summary> + /// <param name="heap"></param> + /// <param name="entropy32">Initialization entropy buffer</param> + /// <param name="size">The size of the buffer (must be 32 bytes)</param> + /// <returns>The inialized context</returns> + /// <exception cref="OutOfMemoryException"></exception> + /// <exception cref="ArgumentNullException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public NCContext Initialize(IUnmangedHeap heap, ref readonly byte entropy32, int size) + { + ArgumentNullException.ThrowIfNull(heap); + + //Entropy must be exactly 32 bytes + ArgumentOutOfRangeException.ThrowIfNotEqual(size, NC_CTX_ENTROPY_SIZE); + + //Get struct size + nuint ctxSize = Functions.NCGetContextStructSize.Invoke(); + + //Allocate the context with the struct alignment on a heap + IntPtr ctx = heap.Alloc(1, ctxSize, true); + try + { + NCResult result; + fixed (byte* p = &entropy32) + { + result = Functions.NCInitContext.Invoke(ctx, p); + } + + NCUtil.CheckResult<FunctionTable.NCInitContextDelegate>(result, true); + + Trace.WriteLine($"Initialzied noscrypt context 0x{ctx:x}"); + + return new NCContext(ctx, heap, this); + } + catch + { + heap.Free(ref ctx); + throw; + } + } + + /// <summary> + /// Initialize a new NCContext for use. This may be done once at app startup + /// and is thread-safe for the rest of the application lifetime. + /// </summary> + /// <param name="heap"></param> + /// <param name="enropy32">The 32byte random seed/nonce for the noscrypt context</param> + /// <returns>The inialized context</returns> + /// <exception cref="OutOfMemoryException"></exception> + /// <exception cref="ArgumentNullException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public NCContext Initialize(IUnmangedHeap heap, ReadOnlySpan<byte> enropy32) + { + return Initialize( + heap, + ref MemoryMarshal.GetReference(enropy32), + enropy32.Length + ); + } + + /// <summary> + /// Initialize a new NCContext for use. This may be done once at app startup + /// and is thread-safe for the rest of the application lifetime. + /// </summary> + /// <param name="heap"></param> + /// <param name="enropy32">The 32byte random seed/nonce for the noscrypt context</param> + /// <returns>The inialized context</returns> + /// <exception cref="OutOfMemoryException"></exception> + /// <exception cref="ArgumentNullException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public NCContext Initialize(IUnmangedHeap heap, IRandomSource random) + { + ArgumentNullException.ThrowIfNull(random); + + //Get random bytes for context entropy + Span<byte> entropy = stackalloc byte[NC_CTX_ENTROPY_SIZE]; + random.GetRandomBytes(entropy); + + return Initialize(heap, entropy); + } + + ///<inheritdoc/> + protected override void Free() + { + if (OwnsHandle) + { + Library.Dispose(); + Trace.WriteLine($"Disposed noscrypt library 0x{Library.DangerousGetHandle():x}"); + } + } + + /// <summary> + /// Loads the native library from the specified path and initializes the + /// function table for use. + /// </summary> + /// <param name="path">The native library path or name to load</param> + /// <param name="search">The search path options</param> + /// <returns>The loaded library instance</returns> + /// <exception cref="DllNotFoundException"></exception> + public static NoscryptLibrary Load(string path, DllImportSearchPath search) + { + //Load the native library + SafeLibraryHandle handle = SafeLibraryHandle.LoadLibrary(path, search); + + Trace.WriteLine($"Loaded noscrypt library 0x{handle.DangerousGetHandle():x} from {path}"); + + //Create the wrapper + return new NoscryptLibrary(handle, true); + } + + /// <summary> + /// Loads the native library from the specified path and initializes the + /// function table for use. + /// </summary> + /// <param name="path">The native library path or name to load</param> + /// <returns>The loaded library instance</returns> + /// <exception cref="DllNotFoundException"></exception> + public static NoscryptLibrary Load(string path) => Load(path, DllImportSearchPath.SafeDirectories); + + /// <summary> + /// Attempts to load the default noscrypt library from the system search path + /// </summary> + /// <returns>The loaded library instance</returns> + /// <exception cref="DllNotFoundException"></exception> + public static NoscryptLibrary LoadDefault() + { + string? libPath = Environment.GetEnvironmentVariable(NoscryptDllPathEnvName); + libPath ??= NoscryptDefaultLibraryName; + + Console.WriteLine("Loading library {0}", libPath); + + libPath = libPath.Replace("\"", ""); + + return Load(libPath); + } + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/IRandomSource.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/IRandomSource.cs new file mode 100644 index 0000000..84430a0 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/IRandomSource.cs @@ -0,0 +1,32 @@ +// 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; + +namespace VNLib.Utils.Cryptography.Noscrypt.Random +{ + /// <summary> + /// Represents a generator for random data, that fills abinary buffer with random bytes + /// on demand. + /// </summary> + public interface IRandomSource + { + /// <summary> + /// Fills the given buffer with random bytes + /// </summary> + /// <param name="buffer">Binary buffer to fill with random data</param> + void GetRandomBytes(Span<byte> buffer); + } +}
\ No newline at end of file diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/NcFallbackRandom.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/NcFallbackRandom.cs new file mode 100644 index 0000000..5e0675e --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/NcFallbackRandom.cs @@ -0,0 +1,36 @@ +// 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 VNLib.Hashing; + +namespace VNLib.Utils.Cryptography.Noscrypt.Random +{ + /// <summary> + /// A fallback crypographic random source used for default + /// rng if you wish + /// </summary> + public sealed class NCFallbackRandom : IRandomSource + { + /// <summary> + /// Gets the shared instance of the fallback random source + /// </summary> + public static NCFallbackRandom Shared { get; } = new NCFallbackRandom(); + + /// <inheritdoc/> + public void GetRandomBytes(Span<byte> buffer) => RandomHash.GetRandomBytes(buffer); + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/UnmanagedRandomSource.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/UnmanagedRandomSource.cs new file mode 100644 index 0000000..73ff374 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Random/UnmanagedRandomSource.cs @@ -0,0 +1,103 @@ +// 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.InteropServices; + +using VNLib.Utils.Native; +using VNLib.Utils.Extensions; + +namespace VNLib.Utils.Cryptography.Noscrypt.Random +{ + + /// <summary> + /// A wrapper class for an unmanaged random source that conforms to the <see cref="IRandomSource"/> interface + /// </summary> + public class UnmanagedRandomSource : VnDisposeable, IRandomSource + { + /// <summary> + /// The explicit name of the unmanaged random function to get random bytes + /// </summary> + public const string RngFunctionName = "GetRandomBytes"; + + unsafe delegate void UnmanagedRandomSourceDelegate(byte* buffer, int size); + + private readonly bool OwnsHandle; + private readonly SafeLibraryHandle _library; + private readonly UnmanagedRandomSourceDelegate _getRandomBytes; + + /// <summary> + /// Loads the unmanaged random source from the given library + /// and attempts to get the random bytes method <see cref="RngFunctionName"/> + /// </summary> + /// <param name="path"></param> + /// <param name="search"></param> + /// <returns>The wrapped library that conforms to the <see cref="IRandomSource"/></returns> + public static UnmanagedRandomSource LoadLibrary(string path, DllImportSearchPath search) + { + //Try to load the library + SafeLibraryHandle lib = SafeLibraryHandle.LoadLibrary(path, search); + try + { + return new UnmanagedRandomSource(lib, true); + } + catch + { + //release lib + lib.Dispose(); + throw; + } + } + + /// <summary> + /// Creates the unmanaged random source from the given library + /// </summary> + /// <param name="lib">The library handle to wrap</param> + /// <exception cref="ObjectDisposedException"></exception> + /// <exception cref="EntryPointNotFoundException"></exception> + public UnmanagedRandomSource(SafeLibraryHandle lib, bool ownsHandle) + { + lib.ThrowIfClosed(); + + _library = lib; + + //get the method delegate + _getRandomBytes = lib.DangerousGetFunction<UnmanagedRandomSourceDelegate>(RngFunctionName); + + OwnsHandle = ownsHandle; + } + + ///<inheritdoc/> + public unsafe void GetRandomBytes(Span<byte> buffer) + { + _library.ThrowIfClosed(); + + //Fix buffer and call unmanaged method + fixed (byte* ptr = &MemoryMarshal.GetReference(buffer)) + { + _getRandomBytes(ptr, buffer.Length); + } + } + + ///<inheritdoc/> + protected override void Free() + { + if (OwnsHandle) + { + _library.Dispose(); + } + } + } +}
\ No newline at end of file diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NCSignatureUtil.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NCSignatureUtil.cs new file mode 100644 index 0000000..2755ceb --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NCSignatureUtil.cs @@ -0,0 +1,175 @@ +// 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.InteropServices; + +using VNLib.Utils.Extensions; +using VNLib.Utils.Cryptography.Noscrypt.@internal; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt.Singatures +{ + + /// <summary> + /// Contains utility methods for signing and verifying data using the noscrypt library + /// </summary> + public unsafe static class NCSignatureUtil + { + /// <summary> + /// Signs the data using the supplied secret key and + /// entropy pointer + /// </summary> + /// <param name="context">The initialized context memory to pass to the library</param> + /// <param name="secretKey">A reference to a structure containing the private key data</param> + /// <param name="random32">A pointer to a 32 byte buffer containing high entropy random data</param> + /// <param name="data">A pointer to a buffer containing the data to sign</param> + /// <param name="dataSize">The size of the data buffer in bytes</param> + /// <param name="sig64">A pointer to a 64 byte buffer to write signature data to</param> + /// <exception cref="InvalidOperationException"></exception> + public static void SignData( + NCContext context, + ref readonly NCSecretKey secretKey, + ref readonly byte random32, + ref readonly byte data, + uint dataSize, + ref byte sig64 + ) + { + Check(context); + + fixed (NCSecretKey* pSecKey = &secretKey) + fixed (byte* pData = &data, pSig = &sig64, pRandom = &random32) + { + NCResult result = GetTable(context).NCSignData( + ctx: context.DangerousGetHandle(), + sk: pSecKey, + random32: pRandom, + data: pData, + dataSize, + sig64: pSig + ); + + NCUtil.CheckResult<FunctionTable.NCSignDataDelegate>(result, raiseOnFailure: true); + } + } + + /// <summary> + /// Verifies signed data against the supplied public key + /// </summary> + /// <param name="context">The initialized context memory to pass to the library</param> + /// <param name="publicKey">A reference to a structure containing the public key data</param> + /// <param name="data">A pointer to a buffer containing the data to verify</param> + /// <param name="dataSize">The size of the data buffer in bytes</param> + /// <param name="sig64">A pointer to a 64 byte buffer to read signature data from</param> + /// <returns>True if the signature was signed by the supplied public key, false otherwise</returns> + public static bool VerifyData( + NCContext context, + ref readonly NCPublicKey publicKey, + ref readonly byte data, + uint dataSize, + ref readonly byte sig64 + ) + { + Check(context); + + fixed (NCPublicKey* pPubKey = &publicKey) + fixed (byte* pData = &data, pSig = &sig64) + { + NCResult result = GetTable(context).NCVerifyData( + context.DangerousGetHandle(), + pk: pPubKey, + data: pData, + dataSize, + sig64: pSig + ); + + NCUtil.CheckResult<FunctionTable.NCVerifyDataDelegate>(result, false); + + return result == NC_SUCCESS; + } + } + + /// <summary> + /// Signs the data using the supplied secret key and + /// entropy pointer + /// </summary> + /// <param name="context">The initialized context memory to pass to the library</param> + /// <param name="secretKey">A reference to a structure containing the private key data</param> + /// <param name="random32">A pointer to a 32 byte buffer containing high entropy random data</param> + /// <param name="data">A pointer to a buffer containing the data to sign</param> + /// <param name="signatureBuffer">A pointer to a 64 byte buffer to write signature data to</param> + /// <exception cref="InvalidOperationException"></exception> + public static void SignData( + NCContext context, + ref readonly NCSecretKey secretKey, + ReadOnlySpan<byte> random32, + ReadOnlySpan<byte> data, + Span<byte> signatureBuffer + ) + { + ArgumentOutOfRangeException.ThrowIfLessThan(signatureBuffer.Length, NC_SIGNATURE_SIZE, nameof(signatureBuffer)); + ArgumentOutOfRangeException.ThrowIfLessThan(random32.Length, 32, nameof(random32)); + ArgumentOutOfRangeException.ThrowIfZero(data.Length, nameof(data)); + + SignData( + context, + secretKey: in secretKey, + random32: in MemoryMarshal.GetReference(random32), + data: in MemoryMarshal.GetReference(data), + dataSize: (uint)data.Length, + sig64: ref MemoryMarshal.GetReference(signatureBuffer) + ); + } + + /// <summary> + /// Verifies signed data against the supplied public key + /// </summary> + /// <param name="context">The initialized context memory to pass to the library</param> + /// <param name="publicKey">A reference to a structure containing the public key data</param> + /// <param name="data">A pointer to a buffer containing the data to verify</param> + /// <param name="signatureBuffer">A pointer to a 64 byte buffer to read signature data from</param> + /// <returns>True if the signature was signed by the supplied public key, false otherwise</returns> + public static bool VerifyData( + NCContext context, + ref readonly NCPublicKey publicKey, + ReadOnlySpan<byte> data, + ReadOnlySpan<byte> signatureBuffer + ) + { + ArgumentOutOfRangeException.ThrowIfLessThan(signatureBuffer.Length, NC_SIGNATURE_SIZE, nameof(signatureBuffer)); + ArgumentOutOfRangeException.ThrowIfZero(data.Length, nameof(data)); + + return VerifyData( + context, + publicKey: in publicKey, + data: in MemoryMarshal.GetReference(data), + dataSize: (uint)data.Length, + sig64: ref MemoryMarshal.GetReference(signatureBuffer) + ); + } + + private static void Check(NCContext? context) + { + ArgumentNullException.ThrowIfNull(context); + context.ThrowIfClosed(); + } + + private static ref readonly FunctionTable GetTable(NCContext ctx) + => ref ctx.Library.Functions; + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NoscryptSigner.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NoscryptSigner.cs new file mode 100644 index 0000000..063d2c0 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/Singatures/NoscryptSigner.cs @@ -0,0 +1,167 @@ +// 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 VNLib.Utils.Memory; +using VNLib.Utils.Extensions; +using VNLib.Utils.Cryptography.Noscrypt; +using VNLib.Utils.Cryptography.Noscrypt.Random; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +namespace VNLib.Utils.Cryptography.Noscrypt.Singatures +{ + + /// <summary> + /// A simple wrapper class to sign nostr message data using + /// the noscrypt library + /// </summary> + /// <param name="noscrypt">The noscrypt library instance</param> + /// <param name="random">A random entropy pool used to source random data for signature entropy</param> + public class NoscryptSigner(NCContext context, IRandomSource random) + { + /// <summary> + /// Gets the size of the buffer required to hold the signature + /// </summary> + public static int SignatureBufferSize => NC_SIGNATURE_SIZE; + + /// <summary> + /// Signs a message using the specified private key and message data + /// </summary> + /// <param name="hexPrivateKey">The hexadecimal private key used to sign the message</param> + /// <param name="message">The message data to sign</param> + /// <param name="format">A encoder used to convert the signature data to an encoded string</param> + /// <returns>The string encoded nostr signature</returns> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public string SignData(string hexPrivateKey, ReadOnlySpan<byte> message, INostrSignatureEncoder? format = null) + { + ArgumentException.ThrowIfNullOrWhiteSpace(hexPrivateKey); + ArgumentOutOfRangeException.ThrowIfNotEqual(hexPrivateKey.Length / 2, NC_SEC_KEY_SIZE, nameof(hexPrivateKey)); + + //Have to allocate array unfortunately + byte[] privKey = Convert.FromHexString(hexPrivateKey); + try + { + return SignData(privKey.AsSpan(), message, format); + } + finally + { + //Always zero key beofre leaving + MemoryUtil.InitializeBlock(privKey); + } + } + + /// <summary> + /// Signs a message using the specified secret key and message data + /// </summary> + /// <param name="secretKey">The secret key data buffer</param> + /// <param name="message">The message data to sign</param> + /// <param name="format">A encoder used to convert the signature data to an encoded string</param> + /// <returns>The string encoded nostr signature</returns> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public string SignData( + ReadOnlySpan<byte> secretKey, + ReadOnlySpan<byte> message, + INostrSignatureEncoder? format = null + ) + { + return SignData( + in NCKeyUtil.AsSecretKey(secretKey), + message, + format + ); + } + + /// <summary> + /// Signs a message using the specified secret key and message data + /// </summary> + /// <param name="secretkey">A reference to the secret key structurer</param> + /// <param name="message">The message data to sign</param> + /// <param name="format">A encoder used to convert the signature data to an encoded string</param> + /// <returns>The string encoded nostr signature</returns> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public string SignData( + ref readonly NCSecretKey secretkey, + ReadOnlySpan<byte> message, + INostrSignatureEncoder? format = null + ) + { + //Default to hex encoding because that is the default NIP-01 format + format ??= HexSignatureEncoder.Instance; + + Span<byte> sigBuffer = stackalloc byte[SignatureBufferSize]; + + SignData(message, sigBuffer); + + return format.GetString(sigBuffer); + } + + + /// <summary> + /// Signs a message using the specified secret key and message data + /// </summary> + /// <param name="secretkey">A reference to the secret key structurer</param> + /// <param name="data">The message data to sign</param> + /// <param name="signature">A buffer to write signature data to</param> + /// <exception cref="ArgumentException"></exception> + /// <exception cref="ArgumentOutOfRangeException"></exception> + public void SignData( + ref readonly NCSecretKey secretkey, + ReadOnlySpan<byte> data, + Span<byte> signature + ) + { + ArgumentOutOfRangeException.ThrowIfLessThan(signature.Length, NC_SIGNATURE_SIZE, nameof(signature)); + + //Signature generation required random entropy to be secure + Span<byte> entropy = stackalloc byte[NC_SIG_ENTROPY_SIZE]; + random.GetRandomBytes(entropy); + + NCSignatureUtil.SignData( + context, + in secretkey, + entropy, + data, + signature + ); + } + + public bool VerifyData( + ReadOnlySpan<byte> publicKey, + ReadOnlySpan<byte> data, + ReadOnlySpan<byte> sig + ) + { + return VerifyData( + in NCKeyUtil.AsPublicKey(publicKey), + data, + sig + ); + } + + public bool VerifyData( + ref readonly NCPublicKey pk, + ReadOnlySpan<byte> data, + ReadOnlySpan<byte> sig + ) + { + return NCSignatureUtil.VerifyData(context, in pk, data, sig); + } + } + +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/VNLib.Utils.Cryptography.Noscrypt.csproj b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/VNLib.Utils.Cryptography.Noscrypt.csproj new file mode 100644 index 0000000..29a4b8f --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/VNLib.Utils.Cryptography.Noscrypt.csproj @@ -0,0 +1,40 @@ +<Project Sdk="Microsoft.NET.Sdk"> + + <PropertyGroup> + <TargetFramework>net8.0</TargetFramework> + <Nullable>enable</Nullable> + <ImplicitUsings>false</ImplicitUsings> + <AllowUnsafeBlocks>true</AllowUnsafeBlocks> + <PackageReadmeFile>README.md</PackageReadmeFile> + <RootNamespace>VNLib.Utils.Cryptography.Noscrypt</RootNamespace> + <AssemblyName>VNLib.Utils.Cryptography.Noscrypt</AssemblyName> + </PropertyGroup> + + <PropertyGroup> + <Authors>Vaughn Nugent</Authors> + <Company>Vaughn Nugent</Company> + <Product>VNLib.Utils.Cryptography.Noscrypt</Product> + <Description>Provides a managed library wrapper for the noscrypt native library</Description> + <Copyright>Copyright © 2024 Vaughn Nugent</Copyright> + <PackageProjectUrl>https://www.vaughnnugent.com/resources/software/modules/Noscrypt</PackageProjectUrl> + <RepositoryUrl>https://github.com/VnUgE/noscryot/tree/master/dotnet/VNLib.Utils.Cryptography.Noscrypt</RepositoryUrl> + </PropertyGroup> + + <ItemGroup> + <None Include="..\README.md"> + <Pack>True</Pack> + <PackagePath>\</PackagePath> + </None> + <None Include="..\..\..\..\LICENSE"> + <Pack>True</Pack> + <PackagePath>\</PackagePath> + <CopyToOutputDirectory>Always</CopyToOutputDirectory> + </None> + </ItemGroup> + + <ItemGroup> + <PackageReference Include="VNLib.Hashing.Portable" Version="0.1.0-ci0202" /> + <PackageReference Include="VNLib.Utils" Version="0.1.0-ci0202" /> + </ItemGroup> + +</Project> diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/FunctionTable.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/FunctionTable.cs new file mode 100644 index 0000000..269ae4d --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/FunctionTable.cs @@ -0,0 +1,155 @@ +// 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 VNLib.Utils.Native; +using VNLib.Utils.Extensions; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt.@internal +{ + + internal unsafe readonly struct FunctionTable + { + + public readonly NCGetContextStructSizeDelegate NCGetContextStructSize; + public readonly NCInitContextDelegate NCInitContext; + public readonly NCReInitContextDelegate NCReInitContext; + public readonly NCDestroyContextDelegate NCDestroyContext; + public readonly NCGetPublicKeyDelegate NCGetPublicKey; + public readonly NCValidateSecretKeyDelegate NCValidateSecretKey; + public readonly NCSignDataDelegate NCSignData; + public readonly NCVerifyDataDelegate NCVerifyData; + public readonly NCUtilCipherAllocDelegate NCUtilCipherAlloc; + public readonly NCUtilCipherFreeDelegate NCUtilCipherFree; + public readonly NCUtilCipherInitDelegate NCUtilCipherInit; + public readonly NCUtilCipherGetFlagsDelegate NCUtilCipherGetFlags; + public readonly NCUtilCipherGetOutputSizeDelegate NCUtilCipherGetOutputSize; + public readonly NCUtilCipherReadOutputDelegate NCUtilCipherReadOutput; + public readonly NCUtilCipherSetPropertyDelegate NCUtilCipherSetProperty; + public readonly NCUtilCipherUpdateDelegate NCUtilCipherUpdate; + public readonly NCUtilCipherGetIvSizeDelegate NCUtilCipherGetIvSize; + + +#if DEBUG + public readonly NCGetConversationKeyDelegate NCGetConversationKey; +#endif + + private FunctionTable(SafeLibraryHandle library) + { + //Load the required high-level api functions + NCGetContextStructSize = library.DangerousGetFunction<NCGetContextStructSizeDelegate>(); + NCInitContext = library.DangerousGetFunction<NCInitContextDelegate>(); + NCReInitContext = library.DangerousGetFunction<NCReInitContextDelegate>(); + NCDestroyContext = library.DangerousGetFunction<NCDestroyContextDelegate>(); + NCGetPublicKey = library.DangerousGetFunction<NCGetPublicKeyDelegate>(); + NCValidateSecretKey = library.DangerousGetFunction<NCValidateSecretKeyDelegate>(); + NCSignData = library.DangerousGetFunction<NCSignDataDelegate>(); + NCVerifyData = library.DangerousGetFunction<NCVerifyDataDelegate>(); + NCSignData = library.DangerousGetFunction<NCSignDataDelegate>(); + NCVerifyData = library.DangerousGetFunction<NCVerifyDataDelegate>(); + + //Cipher util library functions + NCUtilCipherAlloc = library.DangerousGetFunction<NCUtilCipherAllocDelegate>(); + NCUtilCipherFree = library.DangerousGetFunction<NCUtilCipherFreeDelegate>(); + NCUtilCipherInit = library.DangerousGetFunction<NCUtilCipherInitDelegate>(); + NCUtilCipherGetFlags = library.DangerousGetFunction<NCUtilCipherGetFlagsDelegate>(); + NCUtilCipherGetOutputSize = library.DangerousGetFunction<NCUtilCipherGetOutputSizeDelegate>(); + NCUtilCipherReadOutput = library.DangerousGetFunction<NCUtilCipherReadOutputDelegate>(); + NCUtilCipherSetProperty = library.DangerousGetFunction<NCUtilCipherSetPropertyDelegate>(); + NCUtilCipherUpdate = library.DangerousGetFunction<NCUtilCipherUpdateDelegate>(); + NCUtilCipherGetIvSize = library.DangerousGetFunction<NCUtilCipherGetIvSizeDelegate>(); + +#if DEBUG + NCGetConversationKey = library.DangerousGetFunction<NCGetConversationKeyDelegate>(); +#endif + } + + /// <summary> + /// Initialize a new function table from the specified library + /// </summary> + /// <param name="library"></param> + /// <returns>The function table structure</returns> + /// <exception cref="MissingMemberException"></exception> + /// <exception cref="EntryPointNotFoundException"></exception> + public static FunctionTable BuildFunctionTable(SafeLibraryHandle library) => new (library); + + /* + * ################################################ + * + * Functions match the noscrypt.h header file + * + * ################################################ + */ + + //FUCNTIONS + [SafeMethodName("NCGetContextStructSize")] + internal delegate uint NCGetContextStructSizeDelegate(); + + [SafeMethodName("NCInitContext")] + internal delegate NCResult NCInitContextDelegate(IntPtr ctx, byte* entropy32); + + [SafeMethodName("NCReInitContext")] + internal delegate NCResult NCReInitContextDelegate(IntPtr ctx, byte* entropy32); + + [SafeMethodName("NCDestroyContext")] + internal delegate NCResult NCDestroyContextDelegate(IntPtr ctx); + + [SafeMethodName("NCGetPublicKey")] + internal delegate NCResult NCGetPublicKeyDelegate(IntPtr ctx, NCSecretKey* secKey, NCPublicKey* publicKey); + + [SafeMethodName("NCValidateSecretKey")] + internal delegate NCResult NCValidateSecretKeyDelegate(IntPtr ctx, NCSecretKey* secKey); + + [SafeMethodName("NCSignData")] + internal delegate NCResult NCSignDataDelegate(IntPtr ctx, NCSecretKey* sk, byte* random32, byte* data, uint dataSize, byte* sig64); + + [SafeMethodName("NCVerifyData")] + internal delegate NCResult NCVerifyDataDelegate(IntPtr ctx, NCPublicKey* pk, byte* data, uint dataSize, byte* sig64); + + [SafeMethodName("NCGetConversationKey")] + internal delegate NCResult NCGetConversationKeyDelegate(IntPtr ctx, NCSecretKey* sk, NCPublicKey* pk, byte* keyOut32); + + + [SafeMethodName("NCUtilCipherAlloc")] + internal delegate IntPtr NCUtilCipherAllocDelegate(uint version, uint flags); + + [SafeMethodName("NCUtilCipherFree")] + internal delegate void NCUtilCipherFreeDelegate(IntPtr cipher); + + [SafeMethodName("NCUtilCipherInit")] + internal delegate NCResult NCUtilCipherInitDelegate(IntPtr cipher, byte* inputData, uint inputLen); + + [SafeMethodName("NCUtilCipherGetFlags")] + internal delegate NCResult NCUtilCipherGetFlagsDelegate(IntPtr cipher); + + [SafeMethodName("NCUtilCipherGetOutputSize")] + internal delegate NCResult NCUtilCipherGetOutputSizeDelegate(IntPtr cipher); + + [SafeMethodName("NCUtilCipherReadOutput")] + internal delegate NCResult NCUtilCipherReadOutputDelegate(IntPtr cipher, byte* outputData, uint outputLen); + + [SafeMethodName("NCUtilCipherSetProperty")] + internal delegate NCResult NCUtilCipherSetPropertyDelegate(IntPtr cipher, uint property, byte* value, uint valueLen); + + [SafeMethodName("NCUtilCipherUpdate")] + internal delegate NCResult NCUtilCipherUpdateDelegate(IntPtr cipher, IntPtr libContext, NCSecretKey* secKey, NCPublicKey* pubKey); + + [SafeMethodName("NCUtilCipherGetIvSize")] + internal delegate NCResult NCUtilCipherGetIvSizeDelegate(IntPtr cipher); + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/NCUtil.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/NCUtil.cs new file mode 100644 index 0000000..16f46c6 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/src/internal/NCUtil.cs @@ -0,0 +1,104 @@ +// 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.Reflection; +using static VNLib.Utils.Cryptography.Noscrypt.NoscryptLibrary; + +using NCResult = System.Int64; + +namespace VNLib.Utils.Cryptography.Noscrypt.@internal +{ + + public static class NCUtil + { + + + internal static void CheckResult<T>(NCResult result, bool raiseOnFailure) where T : Delegate + { + //Only negative values are errors + if (result >= NC_SUCCESS) + { + return; + } + + NCResult asPositive = -result; + + // Error code are only 8 bits, if an argument error occured, the + // argument number will be in the next upper 8 bits + NCErrorCodes errorCode = (NCErrorCodes)(asPositive & 0xFF); + byte argNumber = (byte)(asPositive >> 8 & 0xFF); + + switch (errorCode) + { + case NCErrorCodes.E_NULL_PTR: + RaiseNullArgExceptionForArgumentNumber<T>(argNumber); + break; + case NCErrorCodes.E_INVALID_ARG: + RaiseArgExceptionForArgumentNumber<T>(argNumber); + break; + case NCErrorCodes.E_ARGUMENT_OUT_OF_RANGE: + RaiseOORExceptionForArgumentNumber<T>(argNumber); + break; + case NCErrorCodes.E_INVALID_CTX: + throw new InvalidOperationException("The library context object is null or invalid"); + case NCErrorCodes.E_OPERATION_FAILED: + RaiseOperationFailedException(raiseOnFailure); + break; + case NCErrorCodes.E_VERSION_NOT_SUPPORTED: + throw new NotSupportedException("The requested version is not supported"); + + default: + if (raiseOnFailure) + { + throw new InvalidOperationException($"The operation failed with error, code: {errorCode} for arugment {argNumber:x}"); + } + break; + } + } + + private static void RaiseOperationFailedException(bool raise) + { + if (raise) + { + throw new InvalidOperationException("The operation failed for an unknown reason"); + } + } + + private static void RaiseNullArgExceptionForArgumentNumber<T>(int argNumber) where T : Delegate + { + //Get delegate parameters + Type type = typeof(T); + ParameterInfo arg = type.GetMethod("Invoke")!.GetParameters()[argNumber]; + throw new ArgumentNullException(arg.Name, "Argument is null or invalid cannot continue"); + } + + private static void RaiseArgExceptionForArgumentNumber<T>(int argNumber) where T : Delegate + { + //Get delegate parameters + Type type = typeof(T); + ParameterInfo arg = type.GetMethod("Invoke")!.GetParameters()[argNumber]; + throw new ArgumentException("Argument is null or invalid cannot continue", arg.Name); + } + + private static void RaiseOORExceptionForArgumentNumber<T>(int argNumber) where T : Delegate + { + //Get delegate parameters + Type type = typeof(T); + ParameterInfo arg = type.GetMethod("Invoke")!.GetParameters()[argNumber]; + throw new ArgumentOutOfRangeException(arg.Name, "Argument is out of range of acceptable values"); + } + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/LibNoscryptTests.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/LibNoscryptTests.cs new file mode 100644 index 0000000..b8d9623 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/LibNoscryptTests.cs @@ -0,0 +1,200 @@ +using Microsoft.VisualStudio.TestTools.UnitTesting; + +using VNLib.Hashing; +using VNLib.Utils.Memory; +using VNLib.Utils.Cryptography.Noscrypt.Random; +using VNLib.Utils.Cryptography.Noscrypt.Singatures; + +namespace VNLib.Utils.Cryptography.Noscrypt.Tests +{ + [TestClass()] + public class LibNoscryptTests : IDisposable + { + //Keys generated using npx noskey package + const string TestPrivateKeyHex = "98c642360e7163a66cee5d9a842b252345b6f3f3e21bd3b7635d5e6c20c7ea36"; + const string TestPublicKeyHex = "0db15182c4ad3418b4fbab75304be7ade9cfa430a21c1c5320c9298f54ea5406"; + + const string TestPrivateKeyHex2 = "3032cb8da355f9e72c9a94bbabae80ca99d3a38de1aed094b432a9fe3432e1f2"; + const string TestPublicKeyHex2 = "421181660af5d39eb95e48a0a66c41ae393ba94ffeca94703ef81afbed724e5a"; + +#nullable disable + private NoscryptLibrary _testLib; +#nullable enable + + [TestInitialize] + public void Initialize() + { + _testLib = NoscryptLibrary.LoadDefault(); + } + + [TestMethod()] + public void InitializeTest() + { + //Init new context and interface + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + } + + [TestMethod()] + public void ValidateSecretKeyTest() + { + //Random context seed + ReadOnlySpan<byte> secretKey = RandomHash.GetRandomBytes(32); + Span<byte> publicKey = stackalloc byte[32]; + + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + + //validate the secret key + Assert.IsTrue(NCKeyUtil.ValidateSecretKey(context, in NCKeyUtil.AsSecretKey(secretKey))); + + //Generate the public key + NCKeyUtil.GetPublicKey( + context, + in NCKeyUtil.AsSecretKey(secretKey), + ref NCKeyUtil.AsPublicKey(publicKey) + ); + + //Make sure the does not contain all zeros + Assert.IsTrue(publicKey.ToArray().Any(b => b != 0)); + } + + [TestMethod()] + public void TestGetPublicKey() + { + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + + //Test known key 1 + TestKnownKeys( + context, + Convert.FromHexString(TestPrivateKeyHex), + Convert.FromHexString(TestPublicKeyHex) + ); + + //Test known key 2 + TestKnownKeys( + context, + Convert.FromHexString(TestPrivateKeyHex2), + Convert.FromHexString(TestPublicKeyHex2) + ); + + + static void TestKnownKeys(NCContext context, ReadOnlySpan<byte> knownSec, ReadOnlySpan<byte> kownPub) + { + NCPublicKey pubKey; + + //Invoke test function + NCKeyUtil.GetPublicKey( + context, + in NCKeyUtil.AsSecretKey(knownSec), + ref pubKey + ); + + //Make sure known key matches the generated key + Assert.IsTrue(pubKey.AsSpan().SequenceEqual(kownPub)); + } + } + + //Test argument validations + [TestMethod()] + public void TestPublicApiArgValidations() + { + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + + byte[] bin16 = new byte[16]; + byte[] bin32 = new byte[32]; + byte[] bin64 = new byte[64]; + NCSecretKey secKey = default; + NCPublicKey pubKey = default; + + //noThrow (its a bad sec key but it should not throw) + NCKeyUtil.ValidateSecretKey(context, in secKey); + Assert.ThrowsException<ArgumentNullException>(() => NCKeyUtil.ValidateSecretKey(null!, ref NCSecretKey.NullRef)); + Assert.ThrowsException<ArgumentNullException>(() => NCKeyUtil.ValidateSecretKey(context, ref NCSecretKey.NullRef)); + + //public key + Assert.ThrowsException<ArgumentNullException>(() => NCKeyUtil.GetPublicKey(null!, in secKey, ref pubKey)); + Assert.ThrowsException<ArgumentNullException>(() => NCKeyUtil.GetPublicKey(context, ref NCSecretKey.NullRef, ref pubKey)); + Assert.ThrowsException<ArgumentNullException>(() => NCKeyUtil.GetPublicKey(context, in secKey, ref NCPublicKey.NullRef)); + + /* + * VERIFY DATA + */ + //Null context + Assert.ThrowsException<ArgumentNullException>(() => + NCSignatureUtil.VerifyData(null!, ref pubKey, bin32, bin64) + ); + + //Null pubkey + Assert.ThrowsException<ArgumentNullException>(() => + NCSignatureUtil.VerifyData(context, ref NCPublicKey.NullRef, bin32, bin64) + ); + + //No data buffer + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.VerifyData(context, ref pubKey, [], bin64) + ); + + //No signature + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.VerifyData(context, ref pubKey, bin32, []) + ); + + //Signature too small + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.VerifyData(context, ref pubKey, bin32, bin32) + ); + + /* + * SIGN DATA + */ + + //Null context + Assert.ThrowsException<ArgumentNullException>(() => + NCSignatureUtil.SignData(null!, ref secKey, bin32, bin32, bin64) + ); + + //Null secret key + Assert.ThrowsException<ArgumentNullException>(() => + NCSignatureUtil.SignData(context, ref NCSecretKey.NullRef, bin32, bin32, bin64) + ); + + //No entropy + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.SignData(context, ref secKey, [], bin32, bin64) + ); + + //No data + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.SignData(context, ref secKey, bin32, [], bin64) + ); + + //No signature + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.SignData(context, ref secKey, bin32, bin32, []) + ); + + //Signature too small + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.SignData(context, ref secKey, bin32, bin32, bin32) + ); + + //Entropy too small + Assert.ThrowsException<ArgumentOutOfRangeException>(() => + NCSignatureUtil.SignData(context, ref secKey, bin16, bin32, bin32) + ); + + /* + * Cipher api + */ + + NoscryptSigner signer = new(context, NCFallbackRandom.Shared); + + + } + + void IDisposable.Dispose() + { + _testLib.Dispose(); + GC.SuppressFinalize(this); + } + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/NoscryptVectorTests.cs b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/NoscryptVectorTests.cs new file mode 100644 index 0000000..1a2f5d2 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/NoscryptVectorTests.cs @@ -0,0 +1,185 @@ +using Microsoft.VisualStudio.TestTools.UnitTesting; + +using System; +using System.Text; +using System.Text.Json; +using VNLib.Utils.Memory; +using VNLib.Utils.Extensions; +using VNLib.Utils.Cryptography.Noscrypt.Encryption; +using VNLib.Utils.Cryptography.Noscrypt.Random; + +namespace VNLib.Utils.Cryptography.Noscrypt.Tests +{ + + [TestClass()] + public class NoscryptVectorTests : IDisposable + { + const string Nip44VectorTestFile = "nip44.vectors.json"; + +#nullable disable + private NoscryptLibrary _testLib; + private JsonDocument _testVectors; +#nullable enable + + [TestInitialize] + public void Initialize() + { + _testLib = NoscryptLibrary.LoadDefault(); + _testVectors = JsonDocument.Parse(File.ReadAllText(Nip44VectorTestFile)); + } + + [TestMethod()] + public void CorrectEncryptionTest() + { + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + using NoscryptMessageCipher cipher = NoscryptMessageCipher.Create(context, NoscryptCipherVersion.Nip44, NoscryptCipherFlags.EncryptDefault); + + using IMemoryHandle<byte> ctBuffer = MemoryUtil.SafeAllocNearestPage(1200, false); + + foreach (EncryptionVector v in GetEncryptionVectors()) + { + + ReadOnlySpan<byte> secKey1 = Convert.FromHexString(v.sec1); + ReadOnlySpan<byte> secKey2 = Convert.FromHexString(v.sec2); + ReadOnlySpan<byte> plainText = Encoding.UTF8.GetBytes(v.plaintext); + ReadOnlySpan<byte> nonce = Convert.FromHexString(v.nonce); + ReadOnlySpan<byte> message = Convert.FromBase64String(v.payload); + + NCPublicKey pub2; + + //Recover public keys + NCKeyUtil.GetPublicKey(context, in NCKeyUtil.AsSecretKey(secKey2), ref pub2); + + //Assign existing nonce + nonce.CopyTo(cipher.IvBuffer); + + cipher.Update( + in NCKeyUtil.AsSecretKey(secKey1), + in pub2, + plainText + ); + + Span<byte> outputBuffer = ctBuffer.AsSpan(0, cipher.GetOutputSize()); + + Assert.AreEqual<int>(cipher.ReadOutput(outputBuffer), message.Length); + + //Make sure the cipher text matches the expected payload + if (!outputBuffer.SequenceEqual(message)) + { + Console.WriteLine($"Input data: {v.plaintext}"); + Console.WriteLine($" \n{Convert.ToHexString(outputBuffer)}\n{Convert.ToHexString(message)}"); + Assert.Fail($"Cipher text does not match expected message"); + } + } + } + + [TestMethod()] + public void CorrectDecryptionTest() + { + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + using NoscryptMessageCipher msgCipher = NoscryptMessageCipher.Create(context, NoscryptCipherVersion.Nip44, NoscryptCipherFlags.DecryptDefault); + + using IMemoryHandle<byte> ptBuffer = MemoryUtil.SafeAllocNearestPage(1200, false); + + foreach (EncryptionVector vector in GetEncryptionVectors()) + { + ReadOnlySpan<byte> secKey1 = Convert.FromHexString(vector.sec1); + ReadOnlySpan<byte> secKey2 = Convert.FromHexString(vector.sec2); + ReadOnlySpan<byte> expectedPt = Encoding.UTF8.GetBytes(vector.plaintext); + ReadOnlySpan<byte> message = Convert.FromBase64String(vector.payload); + + NCPublicKey pub2 = default; + + //Recover public keys + NCKeyUtil.GetPublicKey(context, in NCKeyUtil.AsSecretKey(secKey2), ref pub2); + + //update performs the decryption operation (mac is also verified by default) + msgCipher.Update( + in NCKeyUtil.AsSecretKey(secKey1), + in pub2, + message + ); + + int outLen = msgCipher.GetOutputSize(); + Assert.IsTrue(outLen == expectedPt.Length); + + Span<byte> plaintext = ptBuffer.AsSpan(0, outLen); + + msgCipher.ReadOutput(plaintext); + + if (!plaintext.SequenceEqual(expectedPt)) + { + Console.WriteLine($"Input data: {vector.plaintext}"); + Console.WriteLine($" \n{Convert.ToHexString(plaintext)}\n{Convert.ToHexString(expectedPt)}"); + Assert.Fail("Decrypted data does not match expected plaintext"); + } + } + } + + + //Converstation key is only available in debug builds +#if DEBUG + + [TestMethod()] + public void ConverstationKeyTest() + { + using NCContext context = _testLib.Initialize(MemoryUtil.Shared, NCFallbackRandom.Shared); + + Span<byte> convKeyOut = stackalloc byte[32]; + + foreach (EncryptionVector v in GetEncryptionVectors()) + { + ReadOnlySpan<byte> secKey1 = Convert.FromHexString(v.sec1); + ReadOnlySpan<byte> secKey2 = Convert.FromHexString(v.sec2); + ReadOnlySpan<byte> conversationKey = Convert.FromHexString(v.conversation_key); + + NCPublicKey pubkey2 = default; + NCKeyUtil.GetPublicKey(context, in NCKeyUtil.AsSecretKey(secKey2), ref pubkey2); + + NCCipherUtil.GetConverstationKey( + context, + in NCKeyUtil.AsSecretKey(secKey1), + in pubkey2, + convKeyOut + ); + + Assert.IsTrue(conversationKey.SequenceEqual(convKeyOut)); + + MemoryUtil.InitializeBlock(convKeyOut); + } + } +#endif + + private EncryptionVector[] GetEncryptionVectors() + { + return _testVectors.RootElement.GetProperty("v2") + .GetProperty("valid") + .GetProperty("encrypt_decrypt") + .EnumerateArray() + .Select(v => v.Deserialize<EncryptionVector>()!) + .ToArray(); + } + + void IDisposable.Dispose() + { + _testLib.Dispose(); + _testVectors.Dispose(); + GC.SuppressFinalize(this); + } + + private sealed class EncryptionVector + { + public string sec1 { get; set; } = string.Empty; + + public string sec2 { get; set; } = string.Empty; + + public string nonce { get; set; } = string.Empty; + + public string plaintext { get; set; } = string.Empty; + + public string payload { get; set; } = string.Empty; + + public string conversation_key { get; set; } = string.Empty; + } + } +} diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/VNLib.Utils.Cryptography.NoscryptTests.csproj b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/VNLib.Utils.Cryptography.NoscryptTests.csproj new file mode 100644 index 0000000..a4542a6 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/VNLib.Utils.Cryptography.NoscryptTests.csproj @@ -0,0 +1,30 @@ +<Project Sdk="Microsoft.NET.Sdk"> + <PropertyGroup> + <TargetFramework>net8.0</TargetFramework> + <ImplicitUsings>enable</ImplicitUsings> + <Nullable>enable</Nullable> + <IsPackable>false</IsPackable> + <IsTestProject>true</IsTestProject> + <AssemblyVersion>0.2.0.0</AssemblyVersion> + <FileVersion>0.2.0.0</FileVersion> + <InformationalVersion>0.2.0-c-sharp.95+Branch.c-sharp.Sha.6a4a464d9fdc7821cd5c5695656a3fe385497cc5</InformationalVersion> + <Version>0.2.0-c-sharp0095</Version> + </PropertyGroup> + <ItemGroup> + <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" /> + <PackageReference Include="MSTest.TestAdapter" Version="3.6.1" /> + <PackageReference Include="MSTest.TestFramework" Version="3.6.1" /> + <PackageReference Include="coverlet.collector" Version="6.0.2"> + <PrivateAssets>all</PrivateAssets> + <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets> + </PackageReference> + </ItemGroup> + <ItemGroup> + <ProjectReference Include="..\src\VNLib.Utils.Cryptography.Noscrypt.csproj" /> + </ItemGroup> + <ItemGroup> + <None Update="nip44.vectors.json"> + <CopyToOutputDirectory>Always</CopyToOutputDirectory> + </None> + </ItemGroup> +</Project>
\ No newline at end of file diff --git a/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/nip44.vectors.json b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/nip44.vectors.json new file mode 100644 index 0000000..5353660 --- /dev/null +++ b/wrappers/dotnet/VNLib.Utils.Cryptography.Noscrypt/tests/nip44.vectors.json @@ -0,0 +1,648 @@ +{ + "v2": { + "valid": { + "get_conversation_key": [ + { + "sec1": "315e59ff51cb9209768cf7da80791ddcaae56ac9775eb25b6dee1234bc5d2268", + "pub2": "c2f9d9948dc8c7c38321e4b85c8558872eafa0641cd269db76848a6073e69133", + "conversation_key": "3dfef0ce2a4d80a25e7a328accf73448ef67096f65f79588e358d9a0eb9013f1" + }, + { + "sec1": "a1e37752c9fdc1273be53f68c5f74be7c8905728e8de75800b94262f9497c86e", + "pub2": "03bb7947065dde12ba991ea045132581d0954f042c84e06d8c00066e23c1a800", + "conversation_key": "4d14f36e81b8452128da64fe6f1eae873baae2f444b02c950b90e43553f2178b" + }, + { + "sec1": "98a5902fd67518a0c900f0fb62158f278f94a21d6f9d33d30cd3091195500311", + "pub2": "aae65c15f98e5e677b5050de82e3aba47a6fe49b3dab7863cf35d9478ba9f7d1", + "conversation_key": "9c00b769d5f54d02bf175b7284a1cbd28b6911b06cda6666b2243561ac96bad7" + }, + { + "sec1": "86ae5ac8034eb2542ce23ec2f84375655dab7f836836bbd3c54cefe9fdc9c19f", + "pub2": "59f90272378089d73f1339710c02e2be6db584e9cdbe86eed3578f0c67c23585", + "conversation_key": "19f934aafd3324e8415299b64df42049afaa051c71c98d0aa10e1081f2e3e2ba" + }, + { + "sec1": "2528c287fe822421bc0dc4c3615878eb98e8a8c31657616d08b29c00ce209e34", + "pub2": "f66ea16104c01a1c532e03f166c5370a22a5505753005a566366097150c6df60", + "conversation_key": "c833bbb292956c43366145326d53b955ffb5da4e4998a2d853611841903f5442" + }, + { + "sec1": "49808637b2d21129478041813aceb6f2c9d4929cd1303cdaf4fbdbd690905ff2", + "pub2": "74d2aab13e97827ea21baf253ad7e39b974bb2498cc747cdb168582a11847b65", + "conversation_key": "4bf304d3c8c4608864c0fe03890b90279328cd24a018ffa9eb8f8ccec06b505d" + }, + { + "sec1": "af67c382106242c5baabf856efdc0629cc1c5b4061f85b8ceaba52aa7e4b4082", + "pub2": "bdaf0001d63e7ec994fad736eab178ee3c2d7cfc925ae29f37d19224486db57b", + "conversation_key": "a3a575dd66d45e9379904047ebfb9a7873c471687d0535db00ef2daa24b391db" + }, + { + "sec1": "0e44e2d1db3c1717b05ffa0f08d102a09c554a1cbbf678ab158b259a44e682f1", + "pub2": "1ffa76c5cc7a836af6914b840483726207cb750889753d7499fb8b76aa8fe0de", + "conversation_key": "a39970a667b7f861f100e3827f4adbf6f464e2697686fe1a81aeda817d6b8bdf" + }, + { + "sec1": "5fc0070dbd0666dbddc21d788db04050b86ed8b456b080794c2a0c8e33287bb6", + "pub2": "31990752f296dd22e146c9e6f152a269d84b241cc95bb3ff8ec341628a54caf0", + "conversation_key": "72c21075f4b2349ce01a3e604e02a9ab9f07e35dd07eff746de348b4f3c6365e" + }, + { + "sec1": "1b7de0d64d9b12ddbb52ef217a3a7c47c4362ce7ea837d760dad58ab313cba64", + "pub2": "24383541dd8083b93d144b431679d70ef4eec10c98fceef1eff08b1d81d4b065", + "conversation_key": "dd152a76b44e63d1afd4dfff0785fa07b3e494a9e8401aba31ff925caeb8f5b1" + }, + { + "sec1": "df2f560e213ca5fb33b9ecde771c7c0cbd30f1cf43c2c24de54480069d9ab0af", + "pub2": "eeea26e552fc8b5e377acaa03e47daa2d7b0c787fac1e0774c9504d9094c430e", + "conversation_key": "770519e803b80f411c34aef59c3ca018608842ebf53909c48d35250bd9323af6" + }, + { + "sec1": "cffff919fcc07b8003fdc63bc8a00c0f5dc81022c1c927c62c597352190d95b9", + "pub2": "eb5c3cca1a968e26684e5b0eb733aecfc844f95a09ac4e126a9e58a4e4902f92", + "conversation_key": "46a14ee7e80e439ec75c66f04ad824b53a632b8409a29bbb7c192e43c00bb795" + }, + { + "sec1": "64ba5a685e443e881e9094647ddd32db14444bb21aa7986beeba3d1c4673ba0a", + "pub2": "50e6a4339fac1f3bf86f2401dd797af43ad45bbf58e0801a7877a3984c77c3c4", + "conversation_key": "968b9dbbfcede1664a4ca35a5d3379c064736e87aafbf0b5d114dff710b8a946" + }, + { + "sec1": "dd0c31ccce4ec8083f9b75dbf23cc2878e6d1b6baa17713841a2428f69dee91a", + "pub2": "b483e84c1339812bed25be55cff959778dfc6edde97ccd9e3649f442472c091b", + "conversation_key": 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"22208152be2b1f5f75e6bfcc1f87763d48bb7a74da1be3d102096f257207f8b3" + }, + { + "nonce": "3ff73528f88a50f9d35c0ddba4560bacee5b0462d0f4cb6e91caf41847040ce4", + "chacha_key": "850c8a17a23aa761d279d9901015b2bbdfdff00adbf6bc5cf22bd44d24ecabc9", + "chacha_nonce": "4a296a1fb0048e5020d3b129", + "hmac_key": "b1bf49a533c4da9b1d629b7ff30882e12d37d49c19abd7b01b7807d75ee13806" + }, + { + "nonce": "2dcf39b9d4c52f1cb9db2d516c43a7c6c3b8c401f6a4ac8f131a9e1059957036", + "chacha_key": "17f8057e6156ba7cc5310d01eda8c40f9aa388f9fd1712deb9511f13ecc37d27", + "chacha_nonce": "a8188daff807a1182200b39d", + "hmac_key": "47b89da97f68d389867b5d8a2d7ba55715a30e3d88a3cc11f3646bc2af5580ef" + } + ] + }, + "calc_padded_len": [ + [ 16, 32 ], + [ 32, 32 ], + [ 33, 64 ], + [ 37, 64 ], + [ 45, 64 ], + [ 49, 64 ], + [ 64, 64 ], + [ 65, 96 ], + [ 100, 128 ], + [ 111, 128 ], + [ 200, 224 ], + [ 250, 256 ], + [ 320, 320 ], + [ 383, 384 ], + [ 384, 384 ], + [ 400, 448 ], + [ 500, 512 ], + [ 512, 512 ], + [ 515, 640 ], + [ 700, 768 ], + [ 800, 896 ], + [ 900, 1024 ], + [ 1020, 1024 ], + [ 65536, 65536 ] + ], + "encrypt_decrypt": [ + { + "sec1": "0000000000000000000000000000000000000000000000000000000000000001", + "sec2": "0000000000000000000000000000000000000000000000000000000000000002", + "conversation_key": "c41c775356fd92eadc63ff5a0dc1da211b268cbea22316767095b2871ea1412d", + "nonce": "0000000000000000000000000000000000000000000000000000000000000001", + "plaintext": "a", + "payload": "AgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABee0G5VSK0/9YypIObAtDKfYEAjD35uVkHyB0F4DwrcNaCXlCWZKaArsGrY6M9wnuTMxWfp1RTN9Xga8no+kF5Vsb" + }, + { + "sec1": "0000000000000000000000000000000000000000000000000000000000000002", + "sec2": "0000000000000000000000000000000000000000000000000000000000000001", + "conversation_key": "c41c775356fd92eadc63ff5a0dc1da211b268cbea22316767095b2871ea1412d", + "nonce": "f00000000000000000000000000000f00000000000000000000000000000000f", + "plaintext": "🍕🫃", + "payload": "AvAAAAAAAAAAAAAAAAAAAPAAAAAAAAAAAAAAAAAAAAAPSKSK6is9ngkX2+cSq85Th16oRTISAOfhStnixqZziKMDvB0QQzgFZdjLTPicCJaV8nDITO+QfaQ61+KbWQIOO2Yj" + }, + { + "sec1": "5c0c523f52a5b6fad39ed2403092df8cebc36318b39383bca6c00808626fab3a", + "sec2": "4b22aa260e4acb7021e32f38a6cdf4b673c6a277755bfce287e370c924dc936d", + "conversation_key": "3e2b52a63be47d34fe0a80e34e73d436d6963bc8f39827f327057a9986c20a45", + "nonce": "b635236c42db20f021bb8d1cdff5ca75dd1a0cc72ea742ad750f33010b24f73b", + "plaintext": "表ポあA鷗ŒéＢ逍Üߪąñ丂㐀𠀀", + "payload": "ArY1I2xC2yDwIbuNHN/1ynXdGgzHLqdCrXUPMwELJPc7s7JqlCMJBAIIjfkpHReBPXeoMCyuClwgbT419jUWU1PwaNl4FEQYKCDKVJz+97Mp3K+Q2YGa77B6gpxB/lr1QgoqpDf7wDVrDmOqGoiPjWDqy8KzLueKDcm9BVP8xeTJIxs=" + }, + { + "sec1": "8f40e50a84a7462e2b8d24c28898ef1f23359fff50d8c509e6fb7ce06e142f9c", + "sec2": "b9b0a1e9cc20100c5faa3bbe2777303d25950616c4c6a3fa2e3e046f936ec2ba", + "conversation_key": "d5a2f879123145a4b291d767428870f5a8d9e5007193321795b40183d4ab8c2b", + "nonce": "b20989adc3ddc41cd2c435952c0d59a91315d8c5218d5040573fc3749543acaf", + "plaintext": "ability🤝的 ȺȾ", + "payload": "ArIJia3D3cQc0sQ1lSwNWakTFdjFIY1QQFc/w3SVQ6yvbG2S0x4Yu86QGwPTy7mP3961I1XqB6SFFTzqDZZavhxoWMj7mEVGMQIsh2RLWI5EYQaQDIePSnXPlzf7CIt+voTD" + }, + { + "sec1": "875adb475056aec0b4809bd2db9aa00cff53a649e7b59d8edcbf4e6330b0995c", + "sec2": "9c05781112d5b0a2a7148a222e50e0bd891d6b60c5483f03456e982185944aae", + "conversation_key": "3b15c977e20bfe4b8482991274635edd94f366595b1a3d2993515705ca3cedb8", + "nonce": "8d4442713eb9d4791175cb040d98d6fc5be8864d6ec2f89cf0895a2b2b72d1b1", + "plaintext": "pepper👀їжак", + "payload": "Ao1EQnE+udR5EXXLBA2Y1vxb6IZNbsL4nPCJWisrctGxY3AduCS+jTUgAAnfvKafkmpy15+i9YMwCdccisRa8SvzW671T2JO4LFSPX31K4kYUKelSAdSPwe9NwO6LhOsnoJ+" + }, + { + "sec1": "eba1687cab6a3101bfc68fd70f214aa4cc059e9ec1b79fdb9ad0a0a4e259829f", + "sec2": "dff20d262bef9dfd94666548f556393085e6ea421c8af86e9d333fa8747e94b3", + "conversation_key": "4f1538411098cf11c8af216836444787c462d47f97287f46cf7edb2c4915b8a5", + "nonce": "2180b52ae645fcf9f5080d81b1f0b5d6f2cd77ff3c986882bb549158462f3407", + "plaintext": "( ͡° ͜ʖ ͡°)", + "payload": "AiGAtSrmRfz59QgNgbHwtdbyzXf/PJhogrtUkVhGLzQHv4qhKQwnFQ54OjVMgqCea/Vj0YqBSdhqNR777TJ4zIUk7R0fnizp6l1zwgzWv7+ee6u+0/89KIjY5q1wu6inyuiv" + }, + { + "sec1": "d5633530f5bcfebceb5584cfbbf718a30df0751b729dd9a789b9f30c0587d74e", + "sec2": "b74e6a341fb134127272b795a08b59250e5fa45a82a2eb4095e4ce9ed5f5e214", + "conversation_key": "75fe686d21a035f0c7cd70da64ba307936e5ca0b20710496a6b6b5f573377bdd", + "nonce": "e4cd5f7ce4eea024bc71b17ad456a986a74ac426c2c62b0a15eb5c5c8f888b68", + "plaintext": "مُنَاقَشَةُ سُبُلِ اِسْتِخْدَامِ اللُّغَةِ فِي النُّظُمِ الْقَائِمَةِ وَفِيم يَخُصَّ التَّطْبِيقَاتُ الْحاسُوبِيَّةُ،", + "payload": "AuTNX3zk7qAkvHGxetRWqYanSsQmwsYrChXrXFyPiItoIBsWu1CB+sStla2M4VeANASHxM78i1CfHQQH1YbBy24Tng7emYW44ol6QkFD6D8Zq7QPl+8L1c47lx8RoODEQMvNCbOk5ffUV3/AhONHBXnffrI+0025c+uRGzfqpYki4lBqm9iYU+k3Tvjczq9wU0mkVDEaM34WiQi30MfkJdRbeeYaq6kNvGPunLb3xdjjs5DL720d61Flc5ZfoZm+CBhADy9D9XiVZYLKAlkijALJur9dATYKci6OBOoc2SJS2Clai5hOVzR0yVeyHRgRfH9aLSlWW5dXcUxTo7qqRjNf8W5+J4jF4gNQp5f5d0YA4vPAzjBwSP/5bGzNDslKfcAH" + }, + { + "sec1": "d5633530f5bcfebceb5584cfbbf718a30df0751b729dd9a789b9f30c0587d74e", + "sec2": "b74e6a341fb134127272b795a08b59250e5fa45a82a2eb4095e4ce9ed5f5e214", + "conversation_key": "75fe686d21a035f0c7cd70da64ba307936e5ca0b20710496a6b6b5f573377bdd", + "nonce": "38d1ca0abef9e5f564e89761a86cee04574b6825d3ef2063b10ad75899e4b023", + "plaintext": "الكل في المجمو عة (5)", + "payload": "AjjRygq++eX1ZOiXYahs7gRXS2gl0+8gY7EK11iZ5LAjbOTrlfrxak5Lki42v2jMPpLSicy8eHjsWkkMtF0i925vOaKG/ZkMHh9ccQBdfTvgEGKzztedqDCAWb5TP1YwU1PsWaiiqG3+WgVvJiO4lUdMHXL7+zKKx8bgDtowzz4QAwI=" + }, + { + "sec1": "d5633530f5bcfebceb5584cfbbf718a30df0751b729dd9a789b9f30c0587d74e", + "sec2": "b74e6a341fb134127272b795a08b59250e5fa45a82a2eb4095e4ce9ed5f5e214", + "conversation_key": "75fe686d21a035f0c7cd70da64ba307936e5ca0b20710496a6b6b5f573377bdd", + "nonce": "4f1a31909f3483a9e69c8549a55bbc9af25fa5bbecf7bd32d9896f83ef2e12e0", + "plaintext": "𝖑𝖆𝖟𝖞 社會科學院語學研究所", + "payload": "Ak8aMZCfNIOp5pyFSaVbvJryX6W77Pe9MtmJb4PvLhLgh/TsxPLFSANcT67EC1t/qxjru5ZoADjKVEt2ejdx+xGvH49mcdfbc+l+L7gJtkH7GLKpE9pQNQWNHMAmj043PAXJZ++fiJObMRR2mye5VHEANzZWkZXMrXF7YjuG10S1pOU=" + }, + { + "sec1": "d5633530f5bcfebceb5584cfbbf718a30df0751b729dd9a789b9f30c0587d74e", + "sec2": "b74e6a341fb134127272b795a08b59250e5fa45a82a2eb4095e4ce9ed5f5e214", + "conversation_key": "75fe686d21a035f0c7cd70da64ba307936e5ca0b20710496a6b6b5f573377bdd", + "nonce": "a3e219242d85465e70adcd640b564b3feff57d2ef8745d5e7a0663b2dccceb54", + "plaintext": "🙈 🙉 🙊 0️⃣ 1️⃣ 2️⃣ 3️⃣ 4️⃣ 5️⃣ 6️⃣ 7️⃣ 8️⃣ 9️⃣ 🔟 Powerلُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ冗", + "payload": "AqPiGSQthUZecK3NZAtWSz/v9X0u+HRdXnoGY7LczOtUf05aMF89q1FLwJvaFJYICZoMYgRJHFLwPiOHce7fuAc40kX0wXJvipyBJ9HzCOj7CgtnC1/cmPCHR3s5AIORmroBWglm1LiFMohv1FSPEbaBD51VXxJa4JyWpYhreSOEjn1wd0lMKC9b+osV2N2tpbs+rbpQem2tRen3sWflmCqjkG5VOVwRErCuXuPb5+hYwd8BoZbfCrsiAVLd7YT44dRtKNBx6rkabWfddKSLtreHLDysOhQUVOp/XkE7OzSkWl6sky0Hva6qJJ/V726hMlomvcLHjE41iKmW2CpcZfOedg==" + } + ], + "encrypt_decrypt_long_msg": [ + { + "conversation_key": "8fc262099ce0d0bb9b89bac05bb9e04f9bc0090acc181fef6840ccee470371ed", + "nonce": "326bcb2c943cd6bb717588c9e5a7e738edf6ed14ec5f5344caa6ef56f0b9cff7", + "pattern": "x", + "repeat": 65535, + "plaintext_sha256": "09ab7495d3e61a76f0deb12cb0306f0696cbb17ffc12131368c7a939f12f56d3", + "payload_sha256": "90714492225faba06310bff2f249ebdc2a5e609d65a629f1c87f2d4ffc55330a" + }, + { + "conversation_key": "56adbe3720339363ab9c3b8526ffce9fd77600927488bfc4b59f7a68ffe5eae0", + "nonce": "ad68da81833c2a8ff609c3d2c0335fd44fe5954f85bb580c6a8d467aa9fc5dd0", + "pattern": "!", + "repeat": 65535, + "plaintext_sha256": "6af297793b72ae092c422e552c3bb3cbc310da274bd1cf9e31023a7fe4a2d75e", + "payload_sha256": "8013e45a109fad3362133132b460a2d5bce235fe71c8b8f4014793fb52a49844" + }, + { + "conversation_key": "7fc540779979e472bb8d12480b443d1e5eb1098eae546ef2390bee499bbf46be", + "nonce": "34905e82105c20de9a2f6cd385a0d541e6bcc10601d12481ff3a7575dc622033", + "pattern": "🦄", + "repeat": 16383, + "plaintext_sha256": "a249558d161b77297bc0cb311dde7d77190f6571b25c7e4429cd19044634a61f", + "payload_sha256": "b3348422471da1f3c59d79acfe2fe103f3cd24488109e5b18734cdb5953afd15" + } + ] + }, + "invalid": { + "encrypt_msg_lengths": [ 0, 65536, 100000, 10000000 ], + "get_conversation_key": [ + { + "sec1": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", + "pub2": "1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", + "note": "sec1 higher than curve.n" + }, + { + "sec1": "0000000000000000000000000000000000000000000000000000000000000000", + "pub2": "1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", + "note": "sec1 is 0" + }, + { + "sec1": "fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364139", + "pub2": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", + "note": "pub2 is invalid, no sqrt, all-ff" + }, + { + "sec1": "fffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141", + "pub2": "1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", + "note": "sec1 == curve.n" + }, + { + "sec1": "0000000000000000000000000000000000000000000000000000000000000002", + "pub2": "1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef", + "note": "pub2 is invalid, no sqrt" + }, + { + "sec1": "0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", + "pub2": "0000000000000000000000000000000000000000000000000000000000000000", + "note": "pub2 is point of order 3 on twist" + }, + { + "sec1": "0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", + "pub2": "eb1f7200aecaa86682376fb1c13cd12b732221e774f553b0a0857f88fa20f86d", + "note": "pub2 is point of order 13 on twist" + }, + { + "sec1": "0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", + "pub2": "709858a4c121e4a84eb59c0ded0261093c71e8ca29efeef21a6161c447bcaf9f", + "note": "pub2 is point of order 3319 on twist" + } + ], + "decrypt": [ + { + "conversation_key": "ca2527a037347b91bea0c8a30fc8d9600ffd81ec00038671e3a0f0cb0fc9f642", + "nonce": "daaea5ca345b268e5b62060ca72c870c48f713bc1e00ff3fc0ddb78e826f10db", + "plaintext": "n o b l e", + "payload": "#Atqupco0WyaOW2IGDKcshwxI9xO8HgD/P8Ddt46CbxDbrhdG8VmJdU0MIDf06CUvEvdnr1cp1fiMtlM/GrE92xAc1K5odTpCzUB+mjXgbaqtntBUbTToSUoT0ovrlPwzGjyp", + "note": "unknown encryption version" + }, + { + "conversation_key": "36f04e558af246352dcf73b692fbd3646a2207bd8abd4b1cd26b234db84d9481", + "nonce": "ad408d4be8616dc84bb0bf046454a2a102edac937c35209c43cd7964c5feb781", + "plaintext": "⚠️", + "payload": "AK1AjUvoYW3IS7C/BGRUoqEC7ayTfDUgnEPNeWTF/reBZFaha6EAIRueE9D1B1RuoiuFScC0Q94yjIuxZD3JStQtE8JMNacWFs9rlYP+ZydtHhRucp+lxfdvFlaGV/sQlqZz", + "note": "unknown encryption version 0" + }, + { + "conversation_key": "ca2527a037347b91bea0c8a30fc8d9600ffd81ec00038671e3a0f0cb0fc9f642", + "nonce": "daaea5ca345b268e5b62060ca72c870c48f713bc1e00ff3fc0ddb78e826f10db", + "plaintext": "n o s t r", + "payload": "Atфupco0WyaOW2IGDKcshwxI9xO8HgD/P8Ddt46CbxDbrhdG8VmJZE0UICD06CUvEvdnr1cp1fiMtlM/GrE92xAc1EwsVCQEgWEu2gsHUVf4JAa3TpgkmFc3TWsax0v6n/Wq", + "note": "invalid base64" + }, + { + "conversation_key": "cff7bd6a3e29a450fd27f6c125d5edeb0987c475fd1e8d97591e0d4d8a89763c", + "nonce": "09ff97750b084012e15ecb84614ce88180d7b8ec0d468508a86b6d70c0361a25", + "plaintext": "¯\\_(ツ)_/¯", + "payload": "Agn/l3ULCEAS4V7LhGFM6IGA17jsDUaFCKhrbXDANholyySBfeh+EN8wNB9gaLlg4j6wdBYh+3oK+mnxWu3NKRbSvQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", + "note": "invalid MAC" + }, + { + "conversation_key": "cfcc9cf682dfb00b11357f65bdc45e29156b69db424d20b3596919074f5bf957", + "nonce": "65b14b0b949aaa7d52c417eb753b390e8ad6d84b23af4bec6d9bfa3e03a08af4", + "plaintext": "🥎", + "payload": "AmWxSwuUmqp9UsQX63U7OQ6K1thLI69L7G2b+j4DoIr0oRWQ8avl4OLqWZiTJ10vIgKrNqjoaX+fNhE9RqmR5g0f6BtUg1ijFMz71MO1D4lQLQfW7+UHva8PGYgQ1QpHlKgR", + "note": "invalid MAC" + }, + { + "conversation_key": "5254827d29177622d40a7b67cad014fe7137700c3c523903ebbe3e1b74d40214", + "nonce": "7ab65dbb8bbc2b8e35cafb5745314e1f050325a864d11d0475ef75b3660d91c1", + "plaintext": "elliptic-curve cryptography", + "payload": "Anq2XbuLvCuONcr7V0UxTh8FAyWoZNEdBHXvdbNmDZHB573MI7R7rrTYftpqmvUpahmBC2sngmI14/L0HjOZ7lWGJlzdh6luiOnGPc46cGxf08MRC4CIuxx3i2Lm0KqgJ7vA", + "note": "invalid padding" + }, + { + "conversation_key": "fea39aca9aa8340c3a78ae1f0902aa7e726946e4efcd7783379df8096029c496", + "nonce": "7d4283e3b54c885d6afee881f48e62f0a3f5d7a9e1cb71ccab594a7882c39330", + "plaintext": "noble", + "payload": "An1Cg+O1TIhdav7ogfSOYvCj9dep4ctxzKtZSniCw5MwRrrPJFyAQYZh5VpjC2QYzny5LIQ9v9lhqmZR4WBYRNJ0ognHVNMwiFV1SHpvUFT8HHZN/m/QarflbvDHAtO6pY16", + "note": "invalid padding" + }, + { + "conversation_key": "0c4cffb7a6f7e706ec94b2e879f1fc54ff8de38d8db87e11787694d5392d5b3f", + "nonce": "6f9fd72667c273acd23ca6653711a708434474dd9eb15c3edb01ce9a95743e9b", + "plaintext": "censorship-resistant and global social network", + "payload": "Am+f1yZnwnOs0jymZTcRpwhDRHTdnrFcPtsBzpqVdD6b2NZDaNm/TPkZGr75kbB6tCSoq7YRcbPiNfJXNch3Tf+o9+zZTMxwjgX/nm3yDKR2kHQMBhVleCB9uPuljl40AJ8kXRD0gjw+aYRJFUMK9gCETZAjjmrsCM+nGRZ1FfNsHr6Z", + "note": "invalid padding" + }, + { + "conversation_key": "5cd2d13b9e355aeb2452afbd3786870dbeecb9d355b12cb0a3b6e9da5744cd35", + "nonce": "b60036976a1ada277b948fd4caa065304b96964742b89d26f26a25263a5060bd", + "plaintext": "0", + "payload": "", + "note": "invalid payload length: 0" + }, + { + "conversation_key": "d61d3f09c7dfe1c0be91af7109b60a7d9d498920c90cbba1e137320fdd938853", + "nonce": "1a29d02c8b4527745a2ccb38bfa45655deb37bc338ab9289d756354cea1fd07c", + "plaintext": "1", + "payload": "Ag==", + "note": "invalid payload length: 4" + }, + { + "conversation_key": "873bb0fc665eb950a8e7d5971965539f6ebd645c83c08cd6a85aafbad0f0bc47", + "nonce": "c826d3c38e765ab8cc42060116cd1464b2a6ce01d33deba5dedfb48615306d4a", + "plaintext": "2", + "payload": "AqxgToSh3H7iLYRJjoWAM+vSv/Y1mgNlm6OWWjOYUClrFF8=", + "note": "invalid payload length: 48" + }, + { + "conversation_key": "9f2fef8f5401ac33f74641b568a7a30bb19409c76ffdc5eae2db6b39d2617fbe", + "nonce": "9ff6484642545221624eaac7b9ea27133a4cc2356682a6033aceeef043549861", + "plaintext": "3", + "payload": "Ap/2SEZCVFIhYk6qx7nqJxM6TMI1ZoKmAzrO7vBDVJhhuZXWiM20i/tIsbjT0KxkJs2MZjh1oXNYMO9ggfk7i47WQA==", + "note": "invalid payload length: 92" + } + ] + } + } +} |