Utils.cs :  » Network-Clients » iReaper » IReaper » C# / CSharp Open Source

using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Win32.SafeHandles;
using System.Threading;
using System.Runtime.InteropServices;

namespace IReaper{
    /// <summary>
    /// 2Win32
    /// </summary>
    public class Utils
    {
        #region const
        public const UInt32 STANDARD_RIGHTS_REQUIRED = 0x000F0000;
        public const UInt32 SECTION_QUERY = 0x0001;
        public const UInt32 SECTION_MAP_WRITE = 0x0002;
        public const UInt32 SECTION_MAP_READ = 0x0004;
        public const UInt32 SECTION_MAP_EXECUTE = 0x0008;
        public const UInt32 SECTION_EXTEND_SIZE = 0x0010;
        public const UInt32 SECTION_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED | SECTION_QUERY |
            SECTION_MAP_WRITE |
            SECTION_MAP_READ |
            SECTION_MAP_EXECUTE |
            SECTION_EXTEND_SIZE);
        public const UInt32 FILE_MAP_ALL_ACCESS = SECTION_ALL_ACCESS;
        #endregion
        [DllImport("kernel32", SetLastError = true)]
        [System.Security.SuppressUnmanagedCodeSecurity()]
        public static extern unsafe bool WriteFile
        (
            SafeFileHandle hFile,      // handle to file
            void* pBuffer,            // data buffer
            int NumberOfBytesToWrite,  // number of bytes to write
            int* pNumberOfBytesWrite,  // number of bytes write
            NativeOverlapped* Overlapped            // overlapped buffer
        );

        [DllImport("kernel32", SetLastError = true)]
        [System.Security.SuppressUnmanagedCodeSecurity()]
        public static extern unsafe bool ReadFile
        (
            SafeFileHandle hFile,      // handle to file
            void* pBuffer,            // data buffer
            int NumberOfBytesToRead,  // number of bytes to read
            int* pNumberOfBytesRead,  // number of bytes read
            NativeOverlapped* Overlapped            // overlapped buffer
        );

        /// <summary>
        /// Set Culture of current assembly.
        /// </summary>
        /// <param name="Culture"></param>
        public static void SetCulture(System.Globalization.CultureInfo Culture)
        {
            IReaper.Properties.StringResources.Culture = Culture;
        }
        /// <summary>
        /// srcdesdesbuflength
        /// </summary>
        /// <param name="des"></param>
        /// <param name="src"></param>
        /// <param name="buflength"></param>
        public static unsafe void StringCopy(char* des, int buflength, string src)
        {
            if (buflength < 0)
                return;
            int i = 0;
            if (src == null)
                src = "";
            for (; i < src.Length && i < buflength - 1; i++)
            {
                des[i] = src[i];
            }
            des[i] = '\0';
        }

    }

    [Flags]
    public enum PageProtection : uint
    {
        NoAccess = 0x01,
        Readonly = 0x02,
        ReadWrite = 0x04,
        WriteCopy = 0x08,
        Execute = 0x10,
        ExecuteRead = 0x20,
        ExecuteReadWrite = 0x40,
        ExecuteWriteCopy = 0x80,
        Guard = 0x100,
        NoCache = 0x200,
        WriteCombine = 0x400,
    }
}