win32/init.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis and Cameron Heide
   5  * 1999 Peter Ganten
   6  */
   7
   8 #include <string.h>
   9 #include <unistd.h>
  10 #include <stdlib.h>
  11 #include <errno.h>
  12
  13 #include "winnls.h"
  14 #include "winbase.h"
  15 #include "winerror.h"
  16 #include "wine/exception.h"
  17 #include "debugtools.h"
  18
  19 DEFAULT_DEBUG_CHANNEL(win32);
  20
  21 /* filter for page-fault exceptions */
  22 static WINE_EXCEPTION_FILTER(page_fault)
  23 {
  24     if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION)
  25         return EXCEPTION_EXECUTE_HANDLER;
  26     return EXCEPTION_CONTINUE_SEARCH;
  27 }
  28
  29 /***********************************************************************
  30  *              GetComputerNameA         (KERNEL32.@)
  31  */
  32 BOOL WINAPI GetComputerNameA(LPSTR name,LPDWORD size)
  33 {
  34     /* At least Win95OSR2 survives if size is not a pointer (NT crashes though) */
  35     BOOL ret;
  36     __TRY
  37     {
  38         char host_name[256];
  39         TRACE("*size = %ld\n", *size);
  40         ret = (gethostname(host_name, sizeof(host_name)) != -1);
  41         if (ret)
  42         {
  43             lstrcpynA(name, host_name, *size);
  44             *size = strlen(name);
  45         }
  46         else
  47             WARN("gethostname: %s\n", strerror(errno));
  48     }
  49     __EXCEPT(page_fault)
  50     {
  51       SetLastError( ERROR_INVALID_PARAMETER );
  52       return FALSE;
  53     }
  54     __ENDTRY
  55
  56     TRACE("returning (%ld) %s\n", *size, debugstr_a(name));
  57     return ret;
  58 }
  59
  60 /***********************************************************************
  61  *              GetComputerNameW         (KERNEL32.@)
  62  */
  63 BOOL WINAPI GetComputerNameW(LPWSTR name,LPDWORD size)
  64 {
  65     LPSTR nameA = (LPSTR)HeapAlloc( GetProcessHeap(), 0, *size);
  66     BOOL ret = GetComputerNameA(nameA,size);
  67     /* FIXME: should set *size in Unicode chars */
  68     if (ret) MultiByteToWideChar( CP_ACP, 0, nameA, -1, name, *size+1 );
  69     HeapFree( GetProcessHeap(), 0, nameA );
  70     return ret;
  71 }
  72
  73 /***********************************************************************
  74  *              GetComputerNameExA         (KERNEL32.@)
  75  */
  76 BOOL WINAPI GetComputerNameExA(COMPUTER_NAME_FORMAT type, LPSTR name, LPDWORD size)
  77 {
  78     FIXME("(%d, %p, %p) semi-stub!\n", type, name, size);
  79     return GetComputerNameA(name, size);
  80 }
  81
  82 /***********************************************************************
  83  *              GetComputerNameExW         (KERNEL32.@)
  84  */
  85 BOOL WINAPI GetComputerNameExW(COMPUTER_NAME_FORMAT type, LPWSTR name, LPDWORD size)
  86 {
  87     FIXME("(%d, %p, %p) semi-stub!\n", type, name, size);
  88     return GetComputerNameW(name, size);
  89 }