Dalamud/Dalamud.Bootstrap/OS/Windows/Raw/Kernel32.cs

using System;
using System.Runtime.InteropServices;
using System.Text;

namespace Dalamud.Bootstrap.OS.Windows.Raw
{
    internal static unsafe class Kernel32
    {
        private const string Name = "kernel32";

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        public static extern IntPtr OpenProcess(uint dwDesiredAccess, [MarshalAs(UnmanagedType.Bool)] bool bInheritHandle, uint dwProcessId);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool TerminateProcess(IntPtr hProcess, int uExitCode);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool ReadProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, void* lpBuffer, IntPtr nSize, out IntPtr lpNumberOfBytesRead);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool WriteProcessMemory(IntPtr hProcess, IntPtr lpBaseAddress, void* lpBuffer, IntPtr nSize, out IntPtr lpNumberOfBytesWritten);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        public static extern void* LocalFree(void* hMem);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi)]
        public static extern uint GetProcessId(IntPtr hProcess);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool GetProcessTimes(IntPtr hProcess, FILETIME* lpCreationTime, FILETIME* lpExitTime, FILETIME* lpKernelTime, FILETIME* lpUserTime);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool QueryFullProcessImageNameW(IntPtr hProcess, uint dwFlags, [MarshalAs(UnmanagedType.LPWStr)] StringBuilder lpExeName, ref int lpdwSize);

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool CreateProcessW(
            [MarshalAs(UnmanagedType.LPWStr)] string lpApplicationName,
            [MarshalAs(UnmanagedType.LPWStr)] StringBuilder? lpCommandLine,
            SECURITY_ATTRIBUTES* lpProcessAttributes,
            SECURITY_ATTRIBUTES* lpThreadAttributes,
            [MarshalAs(UnmanagedType.Bool)] bool bInheritHandles,
            uint dwCreationFlags,
            void* lpEnvironment,
            [MarshalAs(UnmanagedType.LPWStr)] string lpCurrentDirectory,
            STARTUPINFOW* lpStartupInfo,
            PROCESS_INFORMATION* lpProcessInformation
        );

        [DllImport(Name, CallingConvention = CallingConvention.Winapi, SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool CloseHandle(IntPtr hObject);
    }
}