#include "UserMemAlloc.h"#ifdef WIN32#include "IncludeWindows.h"#include "utf.h"namespace UTF_CONVERT{/*** Convert a UTF-8 string to microsoft unicode (UTF-16?). */int utf8ToUnicode(WCHAR *zFilenameOut, size_t zFilenameOutLen, const char *zFilename){ if ( zFilenameOut==0 ){ return MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, NULL, 0); } else { return MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, zFilenameOut, zFilenameOutLen); }}WCHAR *utf8ToUnicode(const char *zFilename){ int nChar; WCHAR *zWideFilename; nChar = MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, NULL, 0); zWideFilename = (WCHAR *)MEMALLOC_MALLOC( nChar*sizeof(zWideFilename[0]) ); if( zWideFilename==0 ){ return 0; } nChar = MultiByteToWideChar(CP_UTF8, 0, zFilename, -1, zWideFilename, nChar); if( nChar==0 ){ MEMALLOC_FREE(zWideFilename); zWideFilename = 0; } return zWideFilename;}/*** Convert microsoft unicode to UTF-8.*/int unicodeToUtf8(char *zFilenameOut, size_t zFilenameOutLen, const WCHAR *zWideFilename){ if ( zFilenameOut==0 ){ return WideCharToMultiByte(CP_UTF8, 0, zWideFilename, -1, 0, 0, 0, 0); } else { return WideCharToMultiByte(CP_UTF8, 0, zWideFilename, -1, zFilenameOut, zFilenameOutLen, 0, 0); }}char *unicodeToUtf8(const WCHAR *zWideFilename){ int nByte; char *zFilename; nByte = WideCharToMultiByte(CP_UTF8, 0, zWideFilename, -1, 0, 0, 0, 0); zFilename = (char *)MEMALLOC_MALLOC( nByte ); if( zFilename==0 ){ return 0; } nByte = WideCharToMultiByte(CP_UTF8, 0, zWideFilename, -1, zFilename, nByte, 0, 0); if( nByte == 0 ){ MEMALLOC_FREE(zFilename); zFilename = 0; } return zFilename;}/*** Convert an ansi string to microsoft unicode, based on the** current codepage settings for file apis.*/int mbcsToUnicode(WCHAR *zFilenameOut, size_t zFilenameOutLen, const char *zFilename){ int codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; if ( zFilenameOut==0 ){ return MultiByteToWideChar(codepage, 0, zFilename, -1, NULL,0)*sizeof(WCHAR); } else { return MultiByteToWideChar(codepage, 0, zFilename, -1, zFilenameOut, zFilenameOutLen); }}WCHAR *mbcsToUnicode(const char *zFilename){ int nByte; WCHAR *zMbcsFilename; int codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; nByte = MultiByteToWideChar(codepage, 0, zFilename, -1, NULL,0)*sizeof(WCHAR); zMbcsFilename = (WCHAR *)MEMALLOC_MALLOC( nByte*sizeof(zMbcsFilename[0]) ); if( zMbcsFilename==0 ){ return 0; } nByte = MultiByteToWideChar(codepage, 0, zFilename, -1, zMbcsFilename, nByte); if( nByte==0 ){ MEMALLOC_FREE(zMbcsFilename); zMbcsFilename = 0; } return zMbcsFilename;}/*** Convert microsoft unicode to multibyte character string, based on the** user's Ansi codepage.*/int unicodeToMbcs(char *zFilenameOut, size_t zFilenameOutLen, const WCHAR *zWideFilename){ int codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; if ( zFilenameOut==0 ){ return WideCharToMultiByte(codepage, 0, zWideFilename, -1, 0, 0, 0, 0); } else { return WideCharToMultiByte(codepage, 0, zWideFilename, -1, zFilenameOut, zFilenameOutLen, 0, 0); }}char *unicodeToMbcs(const WCHAR *zWideFilename){ int nByte; char *zFilename; int codepage = AreFileApisANSI() ? CP_ACP : CP_OEMCP; nByte = WideCharToMultiByte(codepage, 0, zWideFilename, -1, 0, 0, 0, 0); zFilename = (char *)MEMALLOC_MALLOC( nByte ); if( zFilename==0 ){ return 0; } nByte = WideCharToMultiByte(codepage, 0, zWideFilename, -1, zFilename, nByte, 0, 0); if( nByte == 0 ){ MEMALLOC_FREE(zFilename); zFilename = 0; } return zFilename;}}#endif
