win32/code_page.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis and Cameron Heide
   5  */
   6
   7 #include <stdio.h>
   8 #include "windows.h"
   9 #include "winerror.h"
  10 #include "kernel32.h"
  11 #include "winnls.h"
  12 #include "stddebug.h"
  13 #include "debug.h"
  14
  15
  16 /***********************************************************************
  17  *           GetACP               (KERNEL32.148)
  18  */
  19 UINT GetACP(void)
  20 {
  21     return 1252;    /* Windows 3.1 ISO Latin */
  22 }
  23
  24 /***********************************************************************
  25  *           GetCPInfo            (KERNEL32.154)
  26  */
  27 BOOL GetCPInfo(UINT codepage, LPCPINFO cpinfo)
  28 {
  29     cpinfo->MaxCharSize = 1;
  30     cpinfo->DefaultChar[0] = '?';
  31
  32     return 1;
  33 }
  34
  35 /***********************************************************************
  36  *              GetOEMCP                (KERNEL32.248)
  37  */
  38 UINT GetOEMCP(void)
  39 {
  40     return 437;    /* MS-DOS United States */
  41 }
  42
  43 /***********************************************************************
  44  *              MultiByteToWideChar                (KERNEL32.392)
  45  */
  46 int MultiByteToWideChar(UINT page, DWORD flags, char *src, int srclen,
  47                         WCHAR *dst, int dstlen)
  48 {
  49     return (srclen==-1) ? strlen(src) * 2: srclen*2;
  50 }
  51
  52 int WideCharToMultiByte(UINT page, DWORD flags, WCHAR *src, int srclen,
  53                                                 char *dst, int dstlen, char* defchar, BOOL *used)
  54 {
  55         int count = 0;
  56         int dont_copy= (dstlen==0);
  57         if(page!=GetACP() && page!=CP_OEMCP && page!=CP_ACP)
  58                 fprintf(stdnimp,"Conversion in CP %d not supported\n",page);
  59         if(flags)
  60                 fprintf(stdnimp,"WideCharToMultiByte flags %lx not supported\n",flags);
  61         if(used)
  62                 *used=0;
  63         while(srclen && (dont_copy || dstlen))
  64         {
  65                 if(!dont_copy){
  66                         if(*src<256)
  67                                 *dst = *src;
  68                         else
  69                         {
  70                                 /* FIXME: Is this correct ?*/
  71                                 if(flags & WC_DEFAULTCHAR){
  72                                         *dst = defchar ? *defchar : '?';
  73                                         if(used)*used=1;
  74                                 }
  75                         }
  76                         dstlen--;
  77                         dst++;
  78                 }
  79                 count++;
  80                 if(!*src)
  81                         break;
  82                 if(srclen!=-1)srclen--;
  83                 src++;
  84         }
  85         return count;
  86 }
  87
  88