怎么获得局域网中所以计算机名,及IP地址

如何获得局域网中所以计算机名,及IP地址
如题?
哪位大哥能说下,最好能具本一点.

[解决办法]
结题给分率低了点，还是做件好事吧，哈哈，好人有好报！

.h文件

C/C++ code

//---------------------------------------#ifndef Unit1H#define Unit1H//---------------------------------------#include <Classes.hpp>#include <Controls.hpp>#include <StdCtrls.hpp>#include <Forms.hpp>//---------------------------------------class TForm1 : public TForm{__published:    // IDE-managed Components        TButton *Button1;        TMemo *Memo1;        void __fastcall Button1Click(TObject *Sender);private:    // User declarations        String __fastcall GetMyHost();        AnsiString  __fastcall gethostip(AnsiString  &  host);        bool __fastcall EnumNetResource(TStrings  *rcList,LPNETRESOURCE  lpNR,  DWORD  dwScope,DWORD  dwType);        void __fastcall ScanNetComputer();public:        // User declarations        __fastcall TForm1(TComponent* Owner);};//---------------------------------------extern PACKAGE TForm1 *Form1;//---------------------------------------#endif