private string InnerGetComputerName(COMPUTER_NAME_FORMAT nameType)
{
StringBuilder strB = new StringBuilder(1024);
int nSize = strB.Capacity;
GetComputerNameEx(nameType, strB, ref nSize);
return(strB.ToString());
}
private static string InnerGetComputerName(COMPUTER_NAME_FORMAT nameType)
{
StringBuilder strB = new StringBuilder(1024);
uint nSize = (uint)strB.Capacity;
NativeMethods.GetComputerNameEx(nameType, strB, ref nSize);
return(strB.ToString());
}
public static void Can_call_ansi_marshaling_extern_function(COMPUTER_NAME_FORMAT nameType)
{
var pathBuilder = new StringBuilder();
bool successful = GetComputerNameExA(nameType, pathBuilder, out int length);
if (!successful)
{
throw Marshal.GetExceptionForHR(Marshal.GetLastWin32Error());
}
var path = pathBuilder.ToString(0, length);
Assert.NotNull(path);
}
/// <summary>
/// Get the computer name in the specified format.
/// </summary>
public static string GetComputerName(COMPUTER_NAME_FORMAT format)
{
return BufferHelper.BufferInvoke((StringBuffer buffer) =>
{
uint size = buffer.CharCapacity;
while (!Imports.GetComputerNameExW(format, buffer, ref size))
{
Errors.ThrowIfLastErrorNot(WindowsError.ERROR_MORE_DATA);
buffer.EnsureCharCapacity(size);
}
buffer.Length = size;
return buffer.ToString();
});
}
public static void Can_call_lptstr_extern_function(COMPUTER_NAME_FORMAT nameType)
{
int length = 255;
var buffer = Pointer.Create <LPTSTR>(Marshal.AllocCoTaskMem(Marshal.SystemDefaultCharSize * length));
try
{
bool successful = GetComputerNameEx(nameType, buffer, ref length);
if (!successful)
{
throw Marshal.GetExceptionForHR(Marshal.GetLastWin32Error());
}
var path = AutoStringPointer.MarshalToString(buffer, length);
Assert.NotNull(path);
}
finally
{
Marshal.FreeCoTaskMem(buffer.Pointer);
}
}
public static extern BOOL SetComputerNameExA(COMPUTER_NAME_FORMAT NameType, [NativeTypeName("LPCSTR")] sbyte *lpBuffer);
public static extern BOOL SetComputerNameEx2W(COMPUTER_NAME_FORMAT NameType, [NativeTypeName("DWORD")] uint Flags, [NativeTypeName("LPCWSTR")] ushort *lpBuffer);
public static extern BOOL GetComputerNameExW(COMPUTER_NAME_FORMAT NameType, [NativeTypeName("LPWSTR")] ushort *lpBuffer, [NativeTypeName("LPDWORD")] uint *nSize);
static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT NameType, StringBuilder lpBuffer, ref uint lpnSize);
private static string InnerGetComputerName(COMPUTER_NAME_FORMAT nameType)
{
StringBuilder strB = new StringBuilder(1024);
uint nSize = (uint)strB.Capacity;
NativeMethods.GetComputerNameEx(nameType, strB, ref nSize);
return strB.ToString();
}
public static extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT NameType, [In] [MarshalAs(UnmanagedType.LPTStr)] string lpBuffer);
private static extern int GetComputerNameEx(COMPUTER_NAME_FORMAT NameType, StringBuilder nameBuffer, ref int bufferSize);
public static extern int SetComputerNameExW(COMPUTER_NAME_FORMAT NameType, [NativeTypeName("LPCWSTR")] ushort *lpBuffer);
private string InnerGetComputerName(COMPUTER_NAME_FORMAT nameType)
{
StringBuilder strB = new StringBuilder(1024);
int nSize = strB.Capacity;
GetComputerNameEx(nameType, strB, ref nSize);
return strB.ToString();
}
public static extern int GetComputerNameExA(COMPUTER_NAME_FORMAT NameType, [NativeTypeName("LPSTR")] sbyte *lpBuffer, [NativeTypeName("LPDWORD")] uint *nSize);
static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT name, [Out] StringBuilder lbuffer, ref uint size);
static public extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT NameType,
string lpBuffer);
private static extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT nameType, [MarshalAs(UnmanagedType.LPTStr)] string lpBuffer);
public static extern bool GetComputerNameExW(
COMPUTER_NAME_FORMAT NameType,
SafeHandle lpBuffer,
ref uint lpnSize);
public static void Get_required_length_if_lpstr_is_null(COMPUTER_NAME_FORMAT nameType)
{
int length = 0;
bool successful = GetComputerNameExA(nameType, default, ref length);
public static extern bool GetComputerNameEx(COMPUTER_NAME_FORMAT NameType, StringBuilder lpBuffer, ref uint lpnSize);
public static extern bool GetComputerNameEx([In] COMPUTER_NAME_FORMAT nameType, [In, Out, MarshalAs(UnmanagedType.LPTStr)] StringBuilder lpBuffer, [In, Out] ref int lpnSize);
public static extern bool SetComputerNameEx(COMPUTER_NAME_FORMAT NameType, string lpBuffer);
public static extern bool GetComputerNameEx(
COMPUTER_NAME_FORMAT NameType, [Out] [MarshalAs(UnmanagedType.LPTStr)] StringBuilder lpBuffer, ref uint nSize);
private static extern int GetComputerNameEx(COMPUTER_NAME_FORMAT NameType, StringBuilder nameBuffer, ref int bufferSize);
