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121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*
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* Win32 kernel functions
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*
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* Copyright 1995 Martin von Loewis and Cameron Heide
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* Copyright 1999 Peter Ganten
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* Copyright 2002 Martin Wilck
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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#include "winnls.h"
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#include "winternl.h"
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#include "wine/exception.h"
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#include "kernel_private.h"
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/***********************************************************************
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* GetComputerNameW (KERNEL32.@)
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*/
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BOOL WINAPI GetComputerNameW(LPWSTR name,LPDWORD size)
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{
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BOOL ret = GetComputerNameExW( ComputerNameNetBIOS, name, size );
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if (!ret && GetLastError() == ERROR_MORE_DATA) SetLastError( ERROR_BUFFER_OVERFLOW );
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return ret;
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}
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/***********************************************************************
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* GetComputerNameA (KERNEL32.@)
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*/
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BOOL WINAPI GetComputerNameA(LPSTR name, LPDWORD size)
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{
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WCHAR nameW[ MAX_COMPUTERNAME_LENGTH + 1 ];
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DWORD sizeW = MAX_COMPUTERNAME_LENGTH + 1;
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unsigned int len;
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BOOL ret;
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if ( !GetComputerNameW (nameW, &sizeW) ) return FALSE;
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len = WideCharToMultiByte ( CP_ACP, 0, nameW, -1, NULL, 0, NULL, 0 );
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/* for compatibility with Win9x */
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__TRY
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{
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if ( *size < len )
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{
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*size = len;
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SetLastError( ERROR_BUFFER_OVERFLOW );
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ret = FALSE;
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}
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else
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{
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WideCharToMultiByte ( CP_ACP, 0, nameW, -1, name, len, NULL, 0 );
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*size = len - 1;
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ret = TRUE;
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}
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}
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__EXCEPT_PAGE_FAULT
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{
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SetLastError( ERROR_INVALID_PARAMETER );
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ret = FALSE;
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}
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__ENDTRY
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return ret;
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}
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/***********************************************************************
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* DnsHostnameToComputerNameA (KERNEL32.@)
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*/
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BOOL WINAPI DnsHostnameToComputerNameA(LPCSTR hostname,
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LPSTR computername, LPDWORD size)
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{
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WCHAR *hostW, nameW[MAX_COMPUTERNAME_LENGTH + 1];
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DWORD len;
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BOOL ret;
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if (!hostname || !size) return FALSE;
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len = MultiByteToWideChar( CP_ACP, 0, hostname, -1, NULL, 0 );
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if (!(hostW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return FALSE;
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MultiByteToWideChar( CP_ACP, 0, hostname, -1, hostW, len );
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len = ARRAY_SIZE(nameW);
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if ((ret = DnsHostnameToComputerNameW( hostW, nameW, &len )))
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{
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if (!computername || !WideCharToMultiByte( CP_ACP, 0, nameW, -1, computername, *size, NULL, NULL ))
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*size = WideCharToMultiByte( CP_ACP, 0, nameW, -1, NULL, 0, NULL, NULL );
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else
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*size = strlen(computername);
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}
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HeapFree( GetProcessHeap(), 0, hostW );
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return TRUE;
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}
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/***********************************************************************
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* DnsHostnameToComputerNameW (KERNEL32.@)
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*/
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BOOL WINAPI DnsHostnameToComputerNameW(LPCWSTR hostname,
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LPWSTR computername, LPDWORD size)
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{
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return DnsHostnameToComputerNameExW( hostname, computername, size );
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}
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