X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/36f93678223be23747d90a393c9ba6c7cbe351c0..ab52bac815bed0189bb0ba3b52a15e093c354533:/src/common/strconv.cpp diff --git a/src/common/strconv.cpp b/src/common/strconv.cpp index 79ba45b9a1..bf207f880b 100644 --- a/src/common/strconv.cpp +++ b/src/common/strconv.cpp @@ -57,7 +57,7 @@ #endif //def __DARWIN__ -#define TRACE_STRCONV _T("strconv") +#define TRACE_STRCONV wxT("strconv") // WC_UTF16 is defined only if sizeof(wchar_t) == 2, otherwise it's supposed to // be 4 bytes @@ -142,7 +142,7 @@ static wxUint32 wxDecodeSurrogate(const wxDecodeSurrogate_t **pSrc) { wxUint32 out; const size_t - n = decode_utf16(wx_reinterpret_cast(const wxUint16 *, *pSrc), out); + n = decode_utf16(reinterpret_cast(*pSrc), out); if ( n == wxCONV_FAILED ) *pSrc = NULL; else @@ -333,7 +333,7 @@ wxMBConv::FromWChar(char *dst, size_t dstLen, return wxCONV_FAILED; dstWritten += lenChunk; - if ( isNulTerminated ) + if ( src+lenChunk < srcEnd || isNulTerminated ) dstWritten += lenNul; if ( dst ) @@ -345,7 +345,7 @@ wxMBConv::FromWChar(char *dst, size_t dstLen, return wxCONV_FAILED; dst += lenChunk; - if ( isNulTerminated ) + if ( src+lenChunk < srcEnd || isNulTerminated ) dst += lenNul; } } @@ -512,8 +512,8 @@ size_t wxMBConvLibc::WC2MB(char *buf, const wchar_t *psz, size_t n) const wxConvBrokenFileNames::wxConvBrokenFileNames(const wxString& charset) { - if ( wxStricmp(charset, _T("UTF-8")) == 0 || - wxStricmp(charset, _T("UTF8")) == 0 ) + if ( wxStricmp(charset, wxT("UTF-8")) == 0 || + wxStricmp(charset, wxT("UTF8")) == 0 ) m_conv = new wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_PUA); else m_conv = new wxCSConv(charset); @@ -565,7 +565,7 @@ static const unsigned char utf7unb64[] = 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; size_t wxMBConvUTF7::ToWChar(wchar_t *dst, size_t dstLen, @@ -584,7 +584,7 @@ size_t wxMBConvUTF7::ToWChar(wchar_t *dst, size_t dstLen, } else // when working with partial strings we do use the shift state { - statePtr = wx_const_cast(DecoderState *, &m_stateDecoder); + statePtr = const_cast(&m_stateDecoder); // also save the old state to be able to rollback to it on error stateOrig = m_stateDecoder; @@ -609,11 +609,19 @@ size_t wxMBConvUTF7::ToWChar(wchar_t *dst, size_t dstLen, const unsigned char dc = utf7unb64[cc]; if ( dc == 0xff ) { - // end of encoded part, check that nothing was left: the bit - // field cycles through 0,6,4,2 sequence so check that we're at - // the end of it - if ( state.bit != 2 ) + // end of encoded part, check that nothing was left: there can + // be up to 4 bits of 0 padding but nothing else (we also need + // to check isLSB as we count bits modulo 8 while a valid UTF-7 + // encoded sequence must contain an integral number of UTF-16 + // characters) + if ( state.isLSB || state.bit > 4 || + (state.accum & ((1 << state.bit) - 1)) ) + { + if ( !len ) + state = stateOrig; + return wxCONV_FAILED; + } state.ToDirect(); @@ -666,7 +674,15 @@ size_t wxMBConvUTF7::ToWChar(wchar_t *dst, size_t dstLen, len++; src++; } - else + else if ( utf7unb64[(unsigned)*src] == 0xff ) + { + // empty encoded chunks are not allowed + if ( !len ) + state = stateOrig; + + return wxCONV_FAILED; + } + else // base-64 encoded chunk follows { state.ToShifted(); } @@ -755,7 +771,7 @@ size_t wxMBConvUTF7::FromWChar(char *dst, size_t dstLen, else // do use the mode we left the output in previously { stateOrig = m_stateEncoder; - statePtr = wx_const_cast(EncoderState *, &m_stateEncoder); + statePtr = const_cast(&m_stateEncoder); } EncoderState& state = *statePtr; @@ -1121,7 +1137,7 @@ wxMBConvStrictUTF8::FromWChar(char *dst, size_t dstLen, } else { - wxFAIL_MSG( _T("trying to encode undefined Unicode character") ); + wxFAIL_MSG( wxT("trying to encode undefined Unicode character") ); break; } @@ -1391,7 +1407,7 @@ size_t wxMBConvUTF16Base::GetLength(const char *src, size_t srcLen) if ( srcLen == wxNO_LEN ) { // count the number of bytes in input, including the trailing NULs - const wxUint16 *inBuff = wx_reinterpret_cast(const wxUint16 *, src); + const wxUint16 *inBuff = reinterpret_cast(src); for ( srcLen = 1; *inBuff++; srcLen++ ) ; @@ -1475,7 +1491,7 @@ wxMBConvUTF16swap::ToWChar(wchar_t *dst, size_t dstLen, if ( dstLen < srcLen ) return wxCONV_FAILED; - const wxUint16 *inBuff = wx_reinterpret_cast(const wxUint16 *, src); + const wxUint16 *inBuff = reinterpret_cast(src); for ( size_t n = 0; n < srcLen; n++, inBuff++ ) { *dst++ = wxUINT16_SWAP_ALWAYS(*inBuff); @@ -1499,7 +1515,7 @@ wxMBConvUTF16swap::FromWChar(char *dst, size_t dstLen, if ( dstLen < srcLen ) return wxCONV_FAILED; - wxUint16 *outBuff = wx_reinterpret_cast(wxUint16 *, dst); + wxUint16 *outBuff = reinterpret_cast(dst); for ( size_t n = 0; n < srcLen; n += BYTES_PER_CHAR, src++ ) { *outBuff++ = wxUINT16_SWAP_ALWAYS(*src); @@ -1533,7 +1549,7 @@ wxMBConvUTF16straight::ToWChar(wchar_t *dst, size_t dstLen, } size_t outLen = 0; - const wxUint16 *inBuff = wx_reinterpret_cast(const wxUint16 *, src); + const wxUint16 *inBuff = reinterpret_cast(src); for ( const wxUint16 * const inEnd = inBuff + inLen; inBuff < inEnd; ) { const wxUint32 ch = wxDecodeSurrogate(&inBuff); @@ -1558,7 +1574,7 @@ wxMBConvUTF16straight::FromWChar(char *dst, size_t dstLen, srcLen = wxWcslen(src) + 1; size_t outLen = 0; - wxUint16 *outBuff = wx_reinterpret_cast(wxUint16 *, dst); + wxUint16 *outBuff = reinterpret_cast(dst); for ( size_t n = 0; n < srcLen; n++ ) { wxUint16 cc[2]; @@ -1606,7 +1622,7 @@ wxMBConvUTF16swap::ToWChar(wchar_t *dst, size_t dstLen, } size_t outLen = 0; - const wxUint16 *inBuff = wx_reinterpret_cast(const wxUint16 *, src); + const wxUint16 *inBuff = reinterpret_cast(src); for ( const wxUint16 * const inEnd = inBuff + inLen; inBuff < inEnd; ) { wxUint32 ch; @@ -1641,7 +1657,7 @@ wxMBConvUTF16swap::FromWChar(char *dst, size_t dstLen, srcLen = wxWcslen(src) + 1; size_t outLen = 0; - wxUint16 *outBuff = wx_reinterpret_cast(wxUint16 *, dst); + wxUint16 *outBuff = reinterpret_cast(dst); for ( const wchar_t *srcEnd = src + srcLen; src < srcEnd; src++ ) { wxUint16 cc[2]; @@ -1692,7 +1708,7 @@ size_t wxMBConvUTF32Base::GetLength(const char *src, size_t srcLen) if ( srcLen == wxNO_LEN ) { // count the number of bytes in input, including the trailing NULs - const wxUint32 *inBuff = wx_reinterpret_cast(const wxUint32 *, src); + const wxUint32 *inBuff = reinterpret_cast(src); for ( srcLen = 1; *inBuff++; srcLen++ ) ; @@ -1723,7 +1739,7 @@ wxMBConvUTF32straight::ToWChar(wchar_t *dst, size_t dstLen, if ( srcLen == wxNO_LEN ) return wxCONV_FAILED; - const wxUint32 *inBuff = wx_reinterpret_cast(const wxUint32 *, src); + const wxUint32 *inBuff = reinterpret_cast(src); const size_t inLen = srcLen / BYTES_PER_CHAR; size_t outLen = 0; for ( size_t n = 0; n < inLen; n++ ) @@ -1770,7 +1786,7 @@ wxMBConvUTF32straight::FromWChar(char *dst, size_t dstLen, return srcLen * BYTES_PER_CHAR; } - wxUint32 *outBuff = wx_reinterpret_cast(wxUint32 *, dst); + wxUint32 *outBuff = reinterpret_cast(dst); size_t outLen = 0; for ( const wchar_t * const srcEnd = src + srcLen; src < srcEnd; ) { @@ -1801,7 +1817,7 @@ wxMBConvUTF32swap::ToWChar(wchar_t *dst, size_t dstLen, if ( srcLen == wxNO_LEN ) return wxCONV_FAILED; - const wxUint32 *inBuff = wx_reinterpret_cast(const wxUint32 *, src); + const wxUint32 *inBuff = reinterpret_cast(src); const size_t inLen = srcLen / BYTES_PER_CHAR; size_t outLen = 0; for ( size_t n = 0; n < inLen; n++, inBuff++ ) @@ -1848,7 +1864,7 @@ wxMBConvUTF32swap::FromWChar(char *dst, size_t dstLen, return srcLen*BYTES_PER_CHAR; } - wxUint32 *outBuff = wx_reinterpret_cast(wxUint32 *, dst); + wxUint32 *outBuff = reinterpret_cast(dst); size_t outLen = 0; for ( const wchar_t * const srcEnd = src + srcLen; src < srcEnd; ) { @@ -1933,7 +1949,7 @@ wxMBConvUTF32swap::ToWChar(wchar_t *dst, size_t dstLen, if ( dstLen < srcLen ) return wxCONV_FAILED; - const wxUint32 *inBuff = wx_reinterpret_cast(const wxUint32 *, src); + const wxUint32 *inBuff = reinterpret_cast(src); for ( size_t n = 0; n < srcLen; n++, inBuff++ ) { *dst++ = wxUINT32_SWAP_ALWAYS(*inBuff); @@ -1957,7 +1973,7 @@ wxMBConvUTF32swap::FromWChar(char *dst, size_t dstLen, if ( dstLen < srcLen ) return wxCONV_FAILED; - wxUint32 *outBuff = wx_reinterpret_cast(wxUint32 *, dst); + wxUint32 *outBuff = reinterpret_cast(dst); for ( size_t n = 0; n < srcLen; n += BYTES_PER_CHAR, src++ ) { *outBuff++ = wxUINT32_SWAP_ALWAYS(*src); @@ -2090,7 +2106,7 @@ wxMBConv_iconv::wxMBConv_iconv(const char *name) // check for charset that represents wchar_t: if ( ms_wcCharsetName.empty() ) { - wxLogTrace(TRACE_STRCONV, _T("Looking for wide char codeset:")); + wxLogTrace(TRACE_STRCONV, wxT("Looking for wide char codeset:")); #if wxUSE_FONTMAP const wxChar **names = wxFontMapperBase::GetAllEncodingNames(WC_ENC); @@ -2098,9 +2114,9 @@ wxMBConv_iconv::wxMBConv_iconv(const char *name) static const wxChar *names_static[] = { #if SIZEOF_WCHAR_T == 4 - _T("UCS-4"), + wxT("UCS-4"), #elif SIZEOF_WCHAR_T = 2 - _T("UCS-2"), + wxT("UCS-2"), #endif NULL }; @@ -2115,19 +2131,19 @@ wxMBConv_iconv::wxMBConv_iconv(const char *name) wxString nameXE(nameCS); #ifdef WORDS_BIGENDIAN - nameXE += _T("BE"); + nameXE += wxT("BE"); #else // little endian - nameXE += _T("LE"); + nameXE += wxT("LE"); #endif - wxLogTrace(TRACE_STRCONV, _T(" trying charset \"%s\""), + wxLogTrace(TRACE_STRCONV, wxT(" trying charset \"%s\""), nameXE.c_str()); m2w = iconv_open(nameXE.ToAscii(), name); if ( m2w == ICONV_T_INVALID ) { // try charset w/o bytesex info (e.g. "UCS4") - wxLogTrace(TRACE_STRCONV, _T(" trying charset \"%s\""), + wxLogTrace(TRACE_STRCONV, wxT(" trying charset \"%s\""), nameCS.c_str()); m2w = iconv_open(nameCS.ToAscii(), name); @@ -2174,8 +2190,8 @@ wxMBConv_iconv::wxMBConv_iconv(const char *name) wxT("iconv wchar_t charset is \"%s\"%s"), ms_wcCharsetName.empty() ? wxString("") : ms_wcCharsetName, - ms_wcNeedsSwap ? _T(" (needs swap)") - : _T("")); + ms_wcNeedsSwap ? wxT(" (needs swap)") + : wxT("")); } else // we already have ms_wcCharsetName { @@ -2284,7 +2300,7 @@ wxMBConv_iconv::ToWChar(wchar_t *dst, size_t dstLen, else // no destination buffer { // convert using temp buffer to calculate the size of the buffer needed - wchar_t tbuf[8]; + wchar_t tbuf[256]; res = 0; do @@ -2331,13 +2347,12 @@ size_t wxMBConv_iconv::FromWChar(char *dst, size_t dstLen, if (ms_wcNeedsSwap) { // need to copy to temp buffer to switch endianness - // (doing WC_BSWAP twice on the original buffer won't help, as it + // (doing WC_BSWAP twice on the original buffer won't work, as it // could be in read-only memory, or be accessed in some other thread) - tmpbuf = (wchar_t *)malloc(inbuflen + SIZEOF_WCHAR_T); + tmpbuf = (wchar_t *)malloc(inbuflen); for ( size_t i = 0; i < srcLen; i++ ) tmpbuf[i] = WC_BSWAP(src[i]); - tmpbuf[srcLen] = L'\0'; src = tmpbuf; } @@ -2352,16 +2367,16 @@ size_t wxMBConv_iconv::FromWChar(char *dst, size_t dstLen, else // no destination buffer { // convert using temp buffer to calculate the size of the buffer needed - char tbuf[16]; + char tbuf[256]; res = 0; do { dst = tbuf; - outbuflen = 16; + outbuflen = WXSIZEOF(tbuf); cres = iconv(w2m, ICONV_CHAR_CAST(&inbuf), &inbuflen, &dst, &outbuflen); - res += 16 - outbuflen; + res += WXSIZEOF(tbuf) - outbuflen; } while ((cres == (size_t)-1) && (errno == E2BIG)); } @@ -2652,7 +2667,7 @@ public: switch ( len ) { default: - wxLogDebug(_T("Unexpected NUL length %d"), len); + wxLogDebug(wxT("Unexpected NUL length %d"), len); self->m_minMBCharWidth = (size_t)-1; break; @@ -2699,7 +2714,7 @@ private: break; } - wxASSERT_MSG( s_isWin98Or2k != -1, _T("should be set above") ); + wxASSERT_MSG( s_isWin98Or2k != -1, wxT("should be set above") ); } return s_isWin98Or2k == 1; @@ -2834,7 +2849,7 @@ private: // were we initialized successfully? bool m_ok; - DECLARE_NO_COPY_CLASS(wxMBConv_wxwin) + wxDECLARE_NO_COPY_CLASS(wxMBConv_wxwin); }; // make the constructors available for unit testing @@ -2874,6 +2889,16 @@ wxCSConv::wxCSConv(const wxString& charset) #if wxUSE_FONTMAP m_encoding = wxFontMapperBase::GetEncodingFromName(charset); + if ( m_encoding == wxFONTENCODING_MAX ) + { + // set to unknown/invalid value + m_encoding = wxFONTENCODING_SYSTEM; + } + else if ( m_encoding == wxFONTENCODING_DEFAULT ) + { + // wxFONTENCODING_DEFAULT is same as US-ASCII in this context + m_encoding = wxFONTENCODING_ISO8859_1; + } #else m_encoding = wxFONTENCODING_SYSTEM; #endif @@ -2883,7 +2908,7 @@ wxCSConv::wxCSConv(wxFontEncoding encoding) { if ( encoding == wxFONTENCODING_MAX || encoding == wxFONTENCODING_DEFAULT ) { - wxFAIL_MSG( _T("invalid encoding value in wxCSConv ctor") ); + wxFAIL_MSG( wxT("invalid encoding value in wxCSConv ctor") ); encoding = wxFONTENCODING_SYSTEM; } @@ -3031,7 +3056,7 @@ wxMBConv *wxCSConv::DoCreate() const delete conv; } - gs_nameCache[encoding] = _T(""); // cache the failure + gs_nameCache[encoding] = wxT(""); // cache the failure } } #endif // wxUSE_FONTMAP @@ -3121,31 +3146,12 @@ wxMBConv *wxCSConv::DoCreate() const delete conv; } -#endif // wxUSE_FONTMAP - - // NB: This is a hack to prevent deadlock. What could otherwise happen - // in Unicode build: wxConvLocal creation ends up being here - // because of some failure and logs the error. But wxLog will try to - // attach a timestamp, for which it will need wxConvLocal (to convert - // time to char* and then wchar_t*), but that fails, tries to log the - // error, but wxLog has an (already locked) critical section that - // guards the static buffer. - static bool alreadyLoggingError = false; - if (!alreadyLoggingError) - { - alreadyLoggingError = true; - wxLogError(_("Cannot convert from the charset '%s'!"), - m_name ? m_name - : -#if wxUSE_FONTMAP - (const char*)wxFontMapperBase::GetEncodingDescription(m_encoding).ToAscii() -#else // !wxUSE_FONTMAP - (const char*)wxString::Format(_("encoding %i"), m_encoding).ToAscii() -#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP - ); - alreadyLoggingError = false; - } + wxLogTrace(TRACE_STRCONV, + wxT("encoding \"%s\" is not supported by this system"), + (m_name ? wxString(m_name) + : wxFontMapperBase::GetEncodingName(m_encoding))); +#endif // wxUSE_FONTMAP return NULL; } @@ -3339,8 +3345,15 @@ wxCharBuffer wxSafeConvertWX2MB(const wchar_t *ws) #define WX_DEFINE_GLOBAL_CONV(klass, name, ctor_args) \ WX_DEFINE_GLOBAL_CONV2(klass, klass, name, ctor_args) +#ifdef __INTELC__ + // disable warning "variable 'xxx' was declared but never referenced" + #pragma warning(disable: 177) +#endif // Intel C++ + #ifdef __WINDOWS__ WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConv_win32, wxConvLibc, wxEMPTY_PARAMETER_VALUE); +#elif 0 // defined(__WXOSX__) + WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConv_cf, wxConvLibc, (wxFONTENCODING_UTF8)); #else WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConvLibc, wxConvLibc, wxEMPTY_PARAMETER_VALUE); #endif