win32/init.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis and Cameron Heide
   5  * 1999 Peter Ganten
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include <string.h>
  23 #include <unistd.h>
  24 #include <stdlib.h>
  25 #include <errno.h>
  26
  27 #include "winnls.h"
  28 #include "winbase.h"
  29 #include "winerror.h"
  30 #include "wine/exception.h"
  31 #include "msvcrt/excpt.h"
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(win32);
  35
  36 /* filter for page-fault exceptions */
  37 static WINE_EXCEPTION_FILTER(page_fault)
  38 {
  39     if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION)
  40         return EXCEPTION_EXECUTE_HANDLER;
  41     return EXCEPTION_CONTINUE_SEARCH;
  42 }
  43
  44 /***********************************************************************
  45  *              GetComputerNameA         (KERNEL32.@)
  46  */
  47 BOOL WINAPI GetComputerNameA(LPSTR name,LPDWORD size)
  48 {
  49     /* At least Win95OSR2 survives if size is not a pointer (NT crashes though) */
  50     BOOL ret;
  51     __TRY
  52     {
  53         char host_name[256];
  54         TRACE("*size = %ld\n", *size);
  55         ret = (gethostname(host_name, sizeof(host_name)) != -1);
  56         if (ret)
  57         {
  58             lstrcpynA(name, host_name, *size);
  59             *size = strlen(name);
  60         }
  61         else
  62             WARN("gethostname: %s\n", strerror(errno));
  63     }
  64     __EXCEPT(page_fault)
  65     {
  66       SetLastError( ERROR_INVALID_PARAMETER );
  67       return FALSE;
  68     }
  69     __ENDTRY
  70
  71     TRACE("returning (%ld) %s\n", *size, debugstr_a(name));
  72     return ret;
  73 }
  74
  75 /***********************************************************************
  76  *              GetComputerNameW         (KERNEL32.@)
  77  */
  78 BOOL WINAPI GetComputerNameW(LPWSTR name,LPDWORD size)
  79 {
  80     LPSTR nameA = (LPSTR)HeapAlloc( GetProcessHeap(), 0, *size);
  81     BOOL ret = GetComputerNameA(nameA,size);
  82     /* FIXME: should set *size in Unicode chars */
  83     if (ret) MultiByteToWideChar( CP_ACP, 0, nameA, -1, name, *size+1 );
  84     HeapFree( GetProcessHeap(), 0, nameA );
  85     return ret;
  86 }
  87
  88 /***********************************************************************
  89  *              GetComputerNameExA         (KERNEL32.@)
  90  */
  91 BOOL WINAPI GetComputerNameExA(COMPUTER_NAME_FORMAT type, LPSTR name, LPDWORD size)
  92 {
  93     FIXME("(%d, %p, %p) semi-stub!\n", type, name, size);
  94     return GetComputerNameA(name, size);
  95 }
  96
  97 /***********************************************************************
  98  *              GetComputerNameExW         (KERNEL32.@)
  99  */
 100 BOOL WINAPI GetComputerNameExW(COMPUTER_NAME_FORMAT type, LPWSTR name, LPDWORD size)
 101 {
 102     FIXME("(%d, %p, %p) semi-stub!\n", type, name, size);
 103     return GetComputerNameW(name, size);
 104 }