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[mono] Implement System.Console for iOS (#33827)
* Add iOS version of System.Console
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15
src/libraries/Common/src/Interop/OSX/System.Native/Interop.Log.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using System; | ||
| using System.Runtime.InteropServices; | ||
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| internal static partial class Interop | ||
| { | ||
| internal static partial class Sys | ||
| { | ||
| [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_Log")] | ||
| internal static extern unsafe bool Log(byte* buffer, int count); | ||
| } | ||
| } |
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| #pragma once | ||
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| #include "pal_compiler.h" | ||
| #include "pal_types.h" | ||
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| PALEXPORT void SystemNative_Log(uint8_t* buffer, int32_t length); | ||
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| // Called by pal_signal.cpp to reinitialize the console on SIGCONT/SIGCHLD. | ||
| void ReinitializeTerminal(void) {} | ||
| void UninitializeTerminal(void) {} |
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| #include "pal_log.h" | ||
| #import <Foundation/Foundation.h> | ||
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| void SystemNative_Log (uint8_t* buffer, int32_t length) | ||
| { | ||
| NSString *msg = [[NSString alloc] initWithBytes: buffer length: length encoding: NSUTF16LittleEndianStringEncoding]; | ||
| if (length > 4096) | ||
| { | ||
| // Write in chunks of max 4096 characters; older versions of iOS seems to have a bug where NSLog may hang with long strings (!). | ||
| // https://github.com/xamarin/maccore/issues/1014 | ||
| const char* utf8 = [msg UTF8String]; | ||
| size_t len = utf8 == NULL ? 0 : strlen (utf8); | ||
| const size_t max_size = 4096; | ||
| while (len > 0) | ||
| { | ||
| size_t chunk_size = len > max_size ? max_size : len; | ||
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| // Try to not break in the middle of a line, by looking backwards for a newline | ||
| while (chunk_size > 0 && utf8 [chunk_size] != 0 && utf8 [chunk_size] != '\n') | ||
| { | ||
| chunk_size--; | ||
| } | ||
| if (chunk_size == 0) | ||
| { | ||
| // No newline found, break in the middle. | ||
| chunk_size = len > max_size ? max_size : len; | ||
| } | ||
| NSLog (@"%.*s", (int) chunk_size, utf8); | ||
| len -= chunk_size; | ||
| utf8 += chunk_size; | ||
| } | ||
| } | ||
| else | ||
| { | ||
| NSLog (@"%@", msg); | ||
| } | ||
| [msg release]; | ||
| } |
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170 changes: 170 additions & 0 deletions
170
src/libraries/System.Console/src/System/ConsolePal.iOS.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using System.IO; | ||
| using System.Text; | ||
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| namespace System | ||
| { | ||
| internal sealed class NSLogStream : ConsoleStream | ||
| { | ||
| public NSLogStream() : base(FileAccess.Write) {} | ||
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| public override int Read(byte[] buffer, int offset, int count) => throw Error.GetReadNotSupported(); | ||
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| public override unsafe void Write(byte[] buffer, int offset, int count) | ||
| { | ||
| ValidateWrite(buffer, offset, count); | ||
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| fixed (byte* ptr = buffer) | ||
| { | ||
| Interop.Sys.Log(ptr + offset, count); | ||
| } | ||
| } | ||
| } | ||
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| internal static class ConsolePal | ||
| { | ||
| public static Stream OpenStandardInput() => throw new PlatformNotSupportedException(); | ||
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| public static Stream OpenStandardOutput() => new NSLogStream(); | ||
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| public static Stream OpenStandardError() => new NSLogStream(); | ||
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| public static Encoding InputEncoding => throw new PlatformNotSupportedException(); | ||
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| public static void SetConsoleInputEncoding(Encoding enc) => throw new PlatformNotSupportedException(); | ||
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| public static Encoding OutputEncoding => Encoding.Unicode; | ||
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| // underlying API expects only utf-16 | ||
| public static void SetConsoleOutputEncoding(Encoding enc) => throw new PlatformNotSupportedException(); | ||
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| public static bool IsInputRedirectedCore() => false; | ||
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| public static bool IsOutputRedirectedCore() => false; | ||
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| public static bool IsErrorRedirectedCore() => false; | ||
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| internal static TextReader GetOrCreateReader() => throw new PlatformNotSupportedException(); | ||
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| public static bool NumberLock => false; | ||
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| public static bool CapsLock => false; | ||
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| public static bool KeyAvailable => false; | ||
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| public static ConsoleKeyInfo ReadKey(bool intercept) => throw new PlatformNotSupportedException(); | ||
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| public static bool TreatControlCAsInput | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static ConsoleColor BackgroundColor | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static ConsoleColor ForegroundColor | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static void ResetColor() => throw new PlatformNotSupportedException(); | ||
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| public static int CursorSize | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static bool CursorVisible | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static int CursorLeft => throw new PlatformNotSupportedException(); | ||
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| public static int CursorTop => throw new PlatformNotSupportedException(); | ||
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| public static string Title | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static void Beep() => throw new PlatformNotSupportedException(); | ||
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| public static void Beep(int frequency, int duration) => throw new PlatformNotSupportedException(); | ||
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| public static void MoveBufferArea(int sourceLeft, int sourceTop, | ||
| int sourceWidth, int sourceHeight, int targetLeft, int targetTop, | ||
| char sourceChar, ConsoleColor sourceForeColor, | ||
| ConsoleColor sourceBackColor) => throw new PlatformNotSupportedException(); | ||
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| public static void Clear() => throw new PlatformNotSupportedException(); | ||
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| public static void SetCursorPosition(int left, int top) => throw new PlatformNotSupportedException(); | ||
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| public static int BufferWidth | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static int BufferHeight | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static void SetBufferSize(int width, int height) => throw new PlatformNotSupportedException(); | ||
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| public static int LargestWindowWidth => throw new PlatformNotSupportedException(); | ||
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| public static int LargestWindowHeight => throw new PlatformNotSupportedException(); | ||
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| public static int WindowLeft | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static int WindowTop | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static int WindowWidth | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static int WindowHeight | ||
| { | ||
| get => throw new PlatformNotSupportedException(); | ||
| set => throw new PlatformNotSupportedException(); | ||
| } | ||
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| public static void SetWindowPosition(int left, int top) => throw new PlatformNotSupportedException(); | ||
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| public static void SetWindowSize(int width, int height) => throw new PlatformNotSupportedException(); | ||
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| internal sealed class ControlCHandlerRegistrar | ||
| { | ||
| internal ControlCHandlerRegistrar() => throw new PlatformNotSupportedException(); | ||
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| internal void Register() => throw new PlatformNotSupportedException(); | ||
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| internal void Unregister() => throw new PlatformNotSupportedException(); | ||
| } | ||
| } | ||
| } |
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