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annotate deps/Platinum/ThirdParty/Neptune/Source/System/WinCE/NptWinCeUtils.h @ 0:3425707ddbf6

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Initial import (hopefully this mercurial stuff works...)
author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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1 /*****************************************************************
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2 |
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3 | Neptune - Windows CE Utils
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4 |
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5 | (c) 2001-2006 Gilles Boccon-Gibod
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6 | Author: Gilles Boccon-Gibod (bok@bok.net)
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7 |
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8 ****************************************************************/
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9
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10
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11 #ifndef _NPT_WINCE_UTILS_H_
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12 #define _NPT_WINCE_UTILS_H_
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13
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14 /*----------------------------------------------------------------------
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15 | includes
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16 +---------------------------------------------------------------------*/
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17 #include <windows.h>
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18
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19 /*----------------------------------------------------------------------
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20 | fix windows macros
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21 +---------------------------------------------------------------------*/
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22 #if defined(CreateDirectory)
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23 #undef CreateDirectory
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24 #endif
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25
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26 #if defined(DeleteFile)
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27 #undef DeleteFile
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28 #endif
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29
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30 /*----------------------------------------------------------------------
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31 | includes
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32 +---------------------------------------------------------------------*/
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33 #include "NptTypes.h"
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34
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35 /*----------------------------------------------------------------------
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36 | A2WHelper
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37 +---------------------------------------------------------------------*/
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38 static LPWSTR A2WHelper(LPWSTR lpw, LPCSTR lpa, int nChars, UINT acp)
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39 {
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40 int ret;
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41
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42 assert(lpa != NULL);
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43 assert(lpw != NULL);
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44 if (lpw == NULL || lpa == NULL) return NULL;
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45
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46 lpw[0] = '\0';
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47 ret = MultiByteToWideChar(acp, 0, lpa, -1, lpw, nChars);
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48 if (ret == 0) {
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49 assert(0);
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50 return NULL;
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51 }
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52 return lpw;
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53 }
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54
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55 /*----------------------------------------------------------------------
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56 | W2AHelper
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57 +---------------------------------------------------------------------*/
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58 static LPSTR W2AHelper(LPSTR lpa, LPCWSTR lpw, int nChars, UINT acp)
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59 {
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60 int ret;
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61
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62 assert(lpw != NULL);
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63 assert(lpa != NULL);
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64 if (lpa == NULL || lpw == NULL) return NULL;
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65
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66 lpa[0] = '\0';
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67 ret = WideCharToMultiByte(acp, 0, lpw, -1, lpa, nChars, NULL, NULL);
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68 if (ret == 0) {
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69 assert(0);
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70 return NULL;
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71 }
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72 return lpa;
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73 }
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74
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75 /*----------------------------------------------------------------------
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76 | macros
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77 +---------------------------------------------------------------------*/
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78 #define USES_CONVERSION int _convert = 0; LPCWSTR _lpw = NULL; LPCSTR _lpa = NULL
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79
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80 #define A2W(lpa) (\
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81 ((_lpa = lpa) == NULL) ? NULL : (\
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82 _convert = (strlen(_lpa)+1),\
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83 (INT_MAX/2<_convert)? NULL : \
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84 A2WHelper((LPWSTR) alloca(_convert*sizeof(WCHAR)), _lpa, _convert, CP_UTF8)))
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85
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86 #define W2A(lpw) (\
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87 ((_lpw = lpw) == NULL) ? NULL : (\
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88 (_convert = (lstrlenW(_lpw)+1), \
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89 (_convert>INT_MAX/2) ? NULL : \
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90 W2AHelper((LPSTR) alloca(_convert*sizeof(WCHAR)), _lpw, _convert*sizeof(WCHAR), CP_UTF8))))
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91
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92 #endif /* _NPT_WINCE_UTILS_H_ */