Added full implementations of [Get/Set]ComputerName[A/W].

svn path=/trunk/; revision=4874
This commit is contained in:
Eric Kohl 2003-06-08 21:00:04 +00:00
parent e7d27b01ee
commit b7bf13d061
4 changed files with 279 additions and 83 deletions

View file

@ -1,4 +1,4 @@
# $Id: makefile,v 1.66 2003/05/29 00:36:41 hyperion Exp $
# $Id: makefile,v 1.67 2003/06/08 21:00:04 ekohl Exp $
PATH_TO_TOP = ../..
@ -22,19 +22,19 @@ SYNCH_OBJECTS = synch/critical.o synch/event.o synch/intrlck.o synch/mutex.o \
synch/sem.o synch/timer.o synch/wait.o
MISC_OBJECTS = misc/error.o misc/atom.o misc/handle.o misc/env.o \
misc/dllmain.o misc/comm.o misc/errormsg.o \
misc/console.o misc/time.o misc/toolhelp.o \
misc/stubs.o misc/ldr.o misc/res.o \
misc/sysinfo.o misc/profile.o \
misc/mbchars.o misc/muldiv.o misc/getname.o \
misc/perfcnt.o
misc/dllmain.o misc/comm.o misc/errormsg.o \
misc/console.o misc/time.o misc/toolhelp.o \
misc/stubs.o misc/ldr.o misc/res.o \
misc/sysinfo.o misc/profile.o \
misc/mbchars.o misc/muldiv.o misc/computername.o \
misc/perfcnt.o
FILE_OBJECTS = file/file.o file/curdir.o file/lfile.o file/dir.o \
file/iocompl.o file/volume.o file/deviceio.o file/dosdev.o \
file/create.o file/find.o file/copy.o file/pipe.o \
file/move.o file/lock.o file/rw.o file/delete.o \
file/npipe.o file/tape.o file/mailslot.o file/backup.o \
file/cnotify.o
file/create.o file/find.o file/copy.o file/pipe.o \
file/move.o file/lock.o file/rw.o file/delete.o \
file/npipe.o file/tape.o file/mailslot.o file/backup.o \
file/cnotify.o
MEM_OBJECTS = mem/global.o mem/heap.o mem/isbad.o mem/local.o \
mem/procmem.o mem/section.o mem/virtual.o

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@ -0,0 +1,267 @@
/*
* ReactOS kernel
* Copyright (C) 2003 ReactOS Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: computername.c,v 1.1 2003/06/08 20:59:30 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* PURPOSE: Computer name functions
* FILE: lib/kernel32/misc/computername.c
* PROGRAMER: Eric Kohl (ekohl@rz-online.de)
*/
/* INCLUDES ******************************************************************/
#include <k32.h>
#define NDEBUG
#include <kernel32/kernel32.h>
/* FUNCTIONS *****************************************************************/
BOOL STDCALL
GetComputerNameA (LPSTR lpBuffer,
LPDWORD lpnSize)
{
UNICODE_STRING UnicodeString;
ANSI_STRING AnsiString;
BOOL Result;
AnsiString.MaximumLength = *lpnSize;
AnsiString.Length = 0;
AnsiString.Buffer = lpBuffer;
UnicodeString.MaximumLength = *lpnSize * sizeof(WCHAR);
UnicodeString.Length = 0;
UnicodeString.Buffer = RtlAllocateHeap (RtlGetProcessHeap (),
0,
UnicodeString.MaximumLength);
if (UnicodeString.Buffer == NULL)
{
SetLastError (ERROR_OUTOFMEMORY);
return FALSE;
}
if (!GetComputerNameW (UnicodeString.Buffer, lpnSize))
{
RtlFreeUnicodeString (&UnicodeString);
return FALSE;
}
UnicodeString.Length = *lpnSize * sizeof(WCHAR);
RtlUnicodeStringToAnsiString (&AnsiString,
&UnicodeString,
FALSE);
RtlFreeUnicodeString (&UnicodeString);
return TRUE;
}
BOOL STDCALL
GetComputerNameW (LPWSTR lpBuffer,
LPDWORD lpnSize)
{
PKEY_VALUE_PARTIAL_INFORMATION KeyInfo;
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING KeyName;
UNICODE_STRING ValueName;
HANDLE KeyHandle;
ULONG KeyInfoSize;
ULONG ReturnSize;
NTSTATUS Status;
RtlInitUnicodeString (&KeyName,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\ComputerName\\ComputerName");
InitializeObjectAttributes (&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey (&KeyHandle,
KEY_READ,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus (Status);
return FALSE;
}
KeyInfoSize = sizeof(KEY_VALUE_PARTIAL_INFORMATION) +
*lpnSize * sizeof(WCHAR);
KeyInfo = RtlAllocateHeap (RtlGetProcessHeap (),
0,
KeyInfoSize);
if (KeyInfo == NULL)
{
NtClose (KeyHandle);
SetLastError (ERROR_OUTOFMEMORY);
return FALSE;
}
RtlInitUnicodeString (&ValueName,
L"ComputerName");
Status = NtQueryValueKey (KeyHandle,
&ValueName,
KeyValuePartialInformation,
KeyInfo,
KeyInfoSize,
&ReturnSize);
if (!NT_SUCCESS(Status))
{
RtlFreeHeap (RtlGetProcessHeap (),
0,
KeyInfo);
NtClose (KeyHandle);
SetLastErrorByStatus (Status);
return FALSE;
}
*lpnSize =
(KeyInfo->DataLength != 0) ? (KeyInfo->DataLength / sizeof(WCHAR)) - 1 : 0;
RtlCopyMemory (lpBuffer,
KeyInfo->Data,
KeyInfo->DataLength);
lpBuffer[*lpnSize] = 0;
RtlFreeHeap (RtlGetProcessHeap (),
0,
KeyInfo);
NtClose (KeyHandle);
return TRUE;
}
BOOL STDCALL
SetComputerNameA (LPCSTR lpComputerName)
{
UNICODE_STRING ComputerName;
BOOL bResult;
RtlCreateUnicodeStringFromAsciiz (&ComputerName,
(LPSTR)lpComputerName);
bResult = SetComputerNameW (ComputerName.Buffer);
RtlFreeUnicodeString (&ComputerName);
return bResult;
}
static BOOL
IsValidComputerName (LPCWSTR lpComputerName)
{
PWCHAR p;
ULONG Length;
Length = 0;
p = (PWCHAR)lpComputerName;
while (*p != 0)
{
if (!(iswctype (*p, _ALPHA || _DIGIT) ||
*p == L'!' ||
*p == L'@' ||
*p == L'#' ||
*p == L'$' ||
*p == L'%' ||
*p == L'^' ||
*p == L'&' ||
*p == L'\'' ||
*p == L')' ||
*p == L'(' ||
*p == L'.' ||
*p == L'-' ||
*p == L'_' ||
*p == L'{' ||
*p == L'}' ||
*p == L'~'))
return FALSE;
Length++;
p++;
}
if (Length == 0 ||
Length > MAX_COMPUTERNAME_LENGTH)
return FALSE;
return TRUE;
}
BOOL STDCALL
SetComputerNameW (LPCWSTR lpComputerName)
{
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING KeyName;
UNICODE_STRING ValueName;
HANDLE KeyHandle;
NTSTATUS Status;
if (!IsValidComputerName (lpComputerName))
{
SetLastError (ERROR_INVALID_PARAMETER);
return FALSE;
}
RtlInitUnicodeString (&KeyName,
L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\ComputerName\\ComputerName");
InitializeObjectAttributes (&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey (&KeyHandle,
KEY_WRITE,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus (Status);
return FALSE;
}
RtlInitUnicodeString (&ValueName,
L"ComputerName");
Status = NtSetValueKey (KeyHandle,
&ValueName,
0,
REG_SZ,
(PVOID)lpComputerName,
(wcslen (lpComputerName) + 1) * sizeof(WCHAR));
if (!NT_SUCCESS(Status))
{
NtClose (KeyHandle);
SetLastErrorByStatus (Status);
return FALSE;
}
NtFlushKey (KeyHandle);
NtClose (KeyHandle);
return TRUE;
}
/* EOF */

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@ -1,49 +0,0 @@
/* $Id: getname.c,v 1.1 2002/12/06 13:14:14 robd Exp $
*
*/
#include <windows.h>
WINBOOL
STDCALL
GetComputerNameW(LPWSTR lpBuffer, LPDWORD nSize)
{
WCHAR Name[MAX_COMPUTERNAME_LENGTH + 1];
DWORD Size = 0;
/*
* FIXME: get the computer's name from the registry.
*/
lstrcpyW(Name, L"ROSHost"); /* <-- FIXME -- */
Size = lstrlenW(Name) + 1;
if (Size > *nSize) {
*nSize = Size;
SetLastError(ERROR_BUFFER_OVERFLOW);
return FALSE;
}
lstrcpyW(lpBuffer, Name);
return TRUE;
}
WINBOOL
STDCALL
GetComputerNameA(LPSTR lpBuffer, LPDWORD nSize)
{
WCHAR Name[MAX_COMPUTERNAME_LENGTH + 1];
int i;
if (FALSE == GetComputerNameW(Name, nSize)) {
return FALSE;
}
/* FIXME --> */
/* Use UNICODE to ANSI */
for (i = 0; Name[i]; ++i) {
lpBuffer[i] = (CHAR)Name[i];
}
lpBuffer[i] = '\0';
/* FIXME <-- */
return TRUE;
}

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@ -1,4 +1,4 @@
/* $Id: stubs.c,v 1.49 2003/04/20 19:42:11 gvg Exp $
/* $Id: stubs.c,v 1.50 2003/06/08 20:59:30 ekohl Exp $
*
* KERNEL32.DLL stubs (unimplemented functions)
* Remove from this file, if you implement them.
@ -805,28 +805,6 @@ RegisterWowExec (
}
WINBOOL
STDCALL
SetComputerNameA (
LPCSTR lpComputerName
)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
WINBOOL
STDCALL
SetComputerNameW (
LPCWSTR lpComputerName
)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
#ifndef _OLE2NLS_IN_BUILD_
WINBOOL