memory.cs

本人觉得C#的软件是不需要源代码的

using System;
using System.Runtime.InteropServices;
namespace SmartAnswerCall.处理类
{

    public class Memory
    {
        public const uint LMEM_FIXED = 0;
        public const uint LMEM_MODIFY = 0x80;
        public const uint LMEM_MOVEABLE = 2;
        public const uint LMEM_ZEROINIT = 0x40;

        [DllImport("coredll.dll")]
        public static extern IntPtr LocalAlloc(uint uFlags, uint uBytes);
        [DllImport("coredll.dll")]
        public static extern IntPtr LocalFree(IntPtr hMem);
        [DllImport("coredll.dll")]
        public static extern IntPtr LocalReAlloc(IntPtr hMem, uint uBytes, uint fuFlags);
        public static void TestProc(MainTest.DisplayLineDelegate showLine)
        {
            IntPtr zero = IntPtr.Zero;
            showLine("Allocating 1KB...");
            zero = LocalAlloc(0, 0x400);
            if (!(zero != IntPtr.Zero))
            {
                showLine("FAILURE: Allocation of 1KB failed");
            }
            else
            {
                showLine("Marshalling bytes to pointer...");
                for (int i = 0; i < 0x400; i++)
                {
                    Marshal.WriteByte(zero, i, 240);
                }
                showLine("Testing marshalled bytes...");
                for (int j = 0; j < 0x400; j++)
                {
                    if (Marshal.ReadByte(zero, j) != 240)
                    {
                        showLine("FAILURE: Data not marshalled properly");
                        break;
                    }
                }
                showLine("Freeing allocated pointer...");
                if (LocalFree(zero) == IntPtr.Zero)
                {
                    showLine("Freed successfully");
                }
                else
                {
                    showLine("FAILURE: Failed to free memory");
                }
            }
        }
    }
}