C++ GetComputerName()

关于函数“GetComputerName()”，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724295(v=vs.85).aspx

关于“Computer Names”，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724220(v=vs.85).aspx

代码摘自“Getting System Information”，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724426(v=vs.85).aspx

关于“Windows Data Types”，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/aa383751(v=vs.85).aspx

IDE: Code::Blocks

操作系统：Windows 7 x64

#include <stdio.h>
#include <tchar.h>
#include <windows.h>

#define INFO_BUFFER_SIZE (MAX_COMPUTERNAME_LENGTH + 1)

int main()
{
    CHAR infoBuf[INFO_BUFFER_SIZE];
    DWORD bufCharCount = INFO_BUFFER_SIZE;

    // Get and display the name of the computer.
    if( GetComputerName( infoBuf, &bufCharCount ) ) {
        _tprintf( "The NetBIOS name of the local computer is %s 
", infoBuf );
    }
    else {
        _tprintf( "Get NetBIOS name of the local computer failed with error %lu 
", GetLastError() );
    }

    return 0;
}