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90 changes: 90 additions & 0 deletions
90
src/libraries/Common/src/Interop/Haiku/Interop.Process.GetTeamInfo.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
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| using System; | ||
| using System.Runtime.InteropServices; | ||
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| #pragma warning disable CA1823 // analyzer incorrectly flags fixed buffer length const (https://github.com/dotnet/roslyn/issues/37593) | ||
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| internal static partial class Interop | ||
| { | ||
| internal static partial class Process | ||
| { | ||
| private const int B_OS_NAME_LENGTH = 32; | ||
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| [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_TeamInfo", SetLastError = false)] | ||
| private static extern unsafe int TeamInfo(int id, team_info *info, ulong size); | ||
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| [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_NextAreaInfo", SetLastError = false)] | ||
| private static extern unsafe int NextAreaInfo(int id, long *cookie, area_info *areaInfo, ulong size); | ||
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| [StructLayout(LayoutKind.Sequential)] | ||
| public unsafe struct area_info | ||
| { | ||
| public int area; | ||
| public fixed byte name[B_OS_NAME_LENGTH]; | ||
| public uint size; | ||
| public uint @lock; | ||
| public uint protection; | ||
| public int team; | ||
| public uint ram_size; | ||
| public uint copy_count; | ||
| public uint in_count; | ||
| public uint out_count; | ||
| public void* address; | ||
| } | ||
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| [StructLayout(LayoutKind.Sequential)] | ||
| public unsafe struct team_info | ||
| { | ||
| public int team; | ||
| public int thread_count; | ||
| public int image_count; | ||
| public int debugger_nub_thread; | ||
| public int debugger_nub_port; | ||
| public int argc; | ||
| public fixed byte args[64]; | ||
| public uint uid; | ||
| public uint gid; | ||
| } | ||
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| /// <summary> | ||
| /// Gets information about a team (aka process) | ||
| /// </summary> | ||
| /// <param name="id">The team id.</param> | ||
| public static unsafe team_info* GetTeamInfo(int id) | ||
| { | ||
| IntPtr handle = Marshal.AllocHGlobal(sizeof(team_info)); | ||
| team_info* teamInfo = (team_info*)handle; | ||
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| int status = TeamInfo(id, teamInfo, (ulong)sizeof(team_info)); | ||
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| if (status != 0) | ||
| { | ||
| teamInfo = null; | ||
| Marshal.FreeHGlobal(handle); | ||
| } | ||
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| return teamInfo; | ||
| } | ||
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| /// <summary> | ||
| /// Gets information about an area | ||
| /// </summary> | ||
| /// <param name="team">The team id.</param> | ||
| /// <param name="cookie">A pointer for iterating over areas.</param> | ||
| /// <param name="info">The area_info to store retrieved info.</param> | ||
| /// <returns>0 if successful.</returns> | ||
| public static unsafe int GetNextAreaInfo(int team, long* cookie, area_info* info) | ||
| { | ||
| return NextAreaInfo(team, cookie, info, (ulong)sizeof(area_info)); | ||
| } | ||
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| public static unsafe area_info* AllocAreaInfo() | ||
| { | ||
| IntPtr handle = Marshal.AllocHGlobal(sizeof(area_info)); | ||
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| return (area_info*)handle; | ||
| } | ||
| } | ||
| } |
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