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| version 1.66, 2008/08/15 16:54:01 | version 1.83, 2009/10/15 01:07:54 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: Charset connection implementation. | Parser: Charset connection implementation. |
| Copyright(c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com) | Copyright(c) 2001-2009 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexander Petrosyan<paf@design.ru>(http://paf.design.ru) | Author: Alexander Petrosyan<paf@design.ru>(http://paf.design.ru) |
| */ | */ |
| Line 15 static const char * const IDENT_CHARSET_ | Line 15 static const char * const IDENT_CHARSET_ |
| #endif | #endif |
| //#define PA_PATCHED_LIBXML_BACKWARD | //#define PA_PATCHED_LIBXML_BACKWARD |
| // reduce memory usage by pre-calculation utf-8 string length | |
| #define PRECALCULATE_DEST_LENGTH | #define PRECALCULATE_DEST_LENGTH |
| // globals | // globals |
| Line 191 void Charset::sort_ToTable() { | Line 193 void Charset::sort_ToTable() { |
| static XMLByte xlatOneTo(const XMLCh toXlat, | static XMLByte xlatOneTo(const XMLCh toXlat, |
| const Charset::Tables& tables, | const Charset::Tables& tables, |
| XMLByte not_found) { | XMLByte not_found) { |
| int lo = 0; | int lo = 0; |
| int hi = tables.toTableSize - 1; | int hi = tables.toTableSize - 1; |
| while(lo<=hi) { | while(lo<=hi) { |
| // Calc the mid point of the low and high offset. | // Calc the mid point of the low and high offset. |
| const unsigned int i = (lo + hi) / 2; | const unsigned int i = (lo + hi) / 2; |
| Line 261 static const XMLByte gUTFBytes[0x100] = | Line 263 static const XMLByte gUTFBytes[0x100] = |
| }; | }; |
| static const uint gUTFOffsets[6] = { | static const uint gUTFOffsets[6] = { |
| 0, 0x3080, 0xE2080, 0x3C82080, 0xFA082080, 0x82082080 | 0, 0x3080, 0xE2080, 0x3C82080, 0xFA082080, 0x82082080 |
| }; | }; |
| static const XMLByte gFirstByteMark[7] = { | static const XMLByte gFirstByteMark[7] = { |
| 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC | 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC |
| }; | }; |
| static int transcodeToUTF8(const XMLByte* srcData, size_t& srcLen, | static int transcodeToUTF8(const XMLByte* srcData, int& srcLen, |
| XMLByte *toFill, size_t& toFillLen, | XMLByte *toFill, int& toFillLen, |
| const Charset::Tables& tables) { | const Charset::Tables& tables) { |
| const XMLByte* srcPtr=srcData; | const XMLByte* srcPtr=srcData; |
| const XMLByte* srcEnd=srcData+srcLen; | const XMLByte* srcEnd=srcData+srcLen; |
| XMLByte* outPtr=toFill; | XMLByte* outPtr=toFill; |
| Line 351 of ocetes consumed. | Line 353 of ocetes consumed. |
| return 0; | return 0; |
| } | } |
| /// @todo digital entites only when xml/html output [at output in html/xml mode, in html part of a letter] | /// @todo digital entites only when xml/html output [at output in html/xml mode, in html part of a letter] |
| static int transcodeFromUTF8(const XMLByte* srcData, size_t& srcLen, | static int transcodeFromUTF8(const XMLByte* srcData, int& srcLen, |
| XMLByte* toFill, size_t& toFillLen, | XMLByte* toFill, int& toFillLen, |
| const Charset::Tables& tables) { | const Charset::Tables& tables) { |
| const XMLByte* srcPtr=srcData; | const XMLByte* srcPtr=srcData; |
| const XMLByte* srcEnd=srcData+srcLen; | const XMLByte* srcEnd=srcData+srcLen; |
| XMLByte* outPtr=toFill; | XMLByte* outPtr=toFill; |
| Line 431 of ocetes consumed. | Line 433 of ocetes consumed. |
| return 0; | return 0; |
| } | } |
| static bool is_escaped(char c){ | static bool isEscaped(XMLByte c){ |
| return | return |
| !( | !( |
| (c<=127) | (c<=127) |
| Line 444 static bool is_escaped(char c){ | Line 446 static bool is_escaped(char c){ |
| ); | ); |
| } | } |
| // read one utf8 character, return number of bytes needed for store it | // read one UTF8 char and return length of this char (in bytes) |
| static unsigned int readChar(const XMLByte*& srcPtr, const XMLByte* srcEnd, XMLByte& firstByte, XMLCh& UTF8Char){ | static unsigned int readUTF8Char(const XMLByte*& srcPtr, const XMLByte* srcEnd, XMLByte& firstByte, XMLCh& UTF8Char){ |
| if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) | if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) |
| return 0; | return 0; |
| Line 479 static unsigned int readChar(const XMLBy | Line 481 static unsigned int readChar(const XMLBy |
| return trailingBytes+1; | return trailingBytes+1; |
| } | } |
| static unsigned int skipChar(const XMLByte*& srcPtr, const XMLByte* srcEnd){ | // skip UTF8 char and return length of this char (in bytes) |
| static unsigned int skipUTF8Char(const XMLByte*& srcPtr, const XMLByte* srcEnd){ | |
| if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) | if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) |
| return 0; | return 0; |
| Line 489 static unsigned int skipChar(const XMLBy | Line 492 static unsigned int skipChar(const XMLBy |
| return trailingBytes; | return trailingBytes; |
| } | } |
| // read char, return number of bytes needed for store it as UTF8 | // read non-UTF8 char, and return number of bytes needed for store this char in UTF8 |
| static unsigned int readChar(const XMLByte*& srcPtr, const XMLByte* srcEnd, XMLByte& firstByte, XMLCh& UTF8Char, const Charset::Tables& tables){ | static unsigned int readChar(const XMLByte*& srcPtr, const XMLByte* srcEnd, XMLByte& firstByte, XMLCh& UTF8Char, const Charset::Tables& tables){ |
| if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) | if(!srcPtr || !*srcPtr || srcPtr>=srcEnd) |
| return 0; | return 0; |
| Line 515 static unsigned int readChar(const XMLBy | Line 518 static unsigned int readChar(const XMLBy |
| return 1; | return 1; |
| } | } |
| static int escape(const XMLByte* srcData, size_t& srcLen, | static int escapeUTF8(const XMLByte* srcData, size_t& srcLen, |
| XMLByte* toFill, size_t& toFillLen) { | XMLByte* toFill, size_t& toFillLen) { |
| const XMLByte* srcPtr=srcData; | const XMLByte* srcPtr=srcData; |
| const XMLByte* srcEnd=srcData+srcLen; | |
| XMLByte* outPtr=toFill; | XMLByte* outPtr=toFill; |
| XMLByte* outEnd=toFill+toFillLen; | XMLByte* outEnd=toFill+toFillLen; |
| XMLByte firstByte; | |
| XMLCh UTF8Char; | |
| uint charSize; | |
| // loop until we either run out of input data, or room to store | // loop until we either run out of input data, or room to store |
| while((outPtr < outEnd) && (charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char))){ | for(UTF8_string_iterator i((XMLByte *)srcPtr, srcLen); (outPtr < outEnd) && i.has_next(); ){ |
| if(charSize==1){ | if(i.getCharSize()==1){ |
| if(is_escaped(firstByte)) // %XX | if(isEscaped(i.getFirstByte())) // %XX |
| outPtr+=sprintf((char*)outPtr, "%%%02X", firstByte); | outPtr+=sprintf((char*)outPtr, "%%%02X", i.getFirstByte()); |
| else | else |
| *outPtr++=firstByte; | *outPtr++=i.getFirstByte(); |
| } else | } else |
| outPtr+=sprintf((char*)outPtr, "%%u%04X", UTF8Char); // %uXXXX | outPtr+=sprintf((char*)outPtr, "%%u%04X", i.next()); // %uXXXX |
| } | } |
| // Update the bytes eaten | // Update the bytes eaten |
| srcLen=srcPtr-srcData; | srcLen=srcPtr-srcData; |
| Line 551 static int escape(const XMLByte* srcData | Line 548 static int escape(const XMLByte* srcData |
| const XMLByte* srcPtr=srcData; | const XMLByte* srcPtr=srcData; |
| const XMLByte* srcEnd=srcData+srcLen; | const XMLByte* srcEnd=srcData+srcLen; |
| XMLByte* outPtr=toFill; | XMLByte* outPtr=toFill; |
| //XMLByte* outEnd=toFill+toFillLen; | |
| XMLByte firstByte; | XMLByte firstByte; |
| XMLCh UTF8Char; | XMLCh UTF8Char; |
| uint charSize; | uint charSize; |
| Line 559 static int escape(const XMLByte* srcData | Line 555 static int escape(const XMLByte* srcData |
| while(charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, tables)){ | while(charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, tables)){ |
| if(charSize==1){ | if(charSize==1){ |
| if(firstByte){ | if(firstByte){ |
| if(is_escaped(firstByte)) // %XX | if(isEscaped(firstByte)) // %XX |
| outPtr+=sprintf((char*)outPtr, "%%%02X", firstByte); | outPtr+=sprintf((char*)outPtr, "%%%02X", firstByte); |
| else | else |
| *outPtr++=firstByte; | *outPtr++=firstByte; |
| Line 586 String::C Charset::escape(const String:: | Line 582 String::C Charset::escape(const String:: |
| #ifdef PRECALCULATE_DEST_LENGTH | #ifdef PRECALCULATE_DEST_LENGTH |
| size_t dest_length=0; | size_t dest_length=0; |
| const XMLByte* srcPtr=(XMLByte*)src.str; | |
| const XMLByte* srcEnd=srcPtr+src_length; | |
| XMLByte firstByte; | |
| XMLCh UTF8Char; | |
| if(source_charset.isUTF8()){ | if(source_charset.isUTF8()){ |
| while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char)){ | for(UTF8_string_iterator i((XMLByte *)src.str, src_length); i.has_next(); ){ |
| if(charSize==1) | if(i.getCharSize()==1) |
| dest_length+=!is_escaped(firstByte)?1:3/*%XX*/; | dest_length+=!isEscaped(i.getFirstByte())?1/*as-is*/:3/*%XX*/; |
| else | else |
| dest_length+=6; // '%uXXXX' | dest_length+=6/*%uXXXX*/; |
| } | } |
| } else { | } else { |
| const XMLByte* srcPtr=(XMLByte*)src.str; | |
| const XMLByte* srcEnd=srcPtr+src_length; | |
| XMLByte firstByte; | |
| XMLCh UTF8Char; | |
| while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, source_charset.tables)){ | while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, source_charset.tables)){ |
| if(charSize==1) | if(charSize==1) |
| dest_length+=(!firstByte/*replacement char '?'*/ || !is_escaped(firstByte))?1:3/*'%XX'*/; | dest_length+=(!firstByte/*replacement char '?'*/ || !isEscaped(firstByte))?1:3/*'%XX'*/; |
| else | else |
| dest_length+=6; // '%uXXXX' | dest_length+=6; // '%uXXXX' |
| } | } |
| Line 619 String::C Charset::escape(const String:: | Line 615 String::C Charset::escape(const String:: |
| int status; | int status; |
| if(source_charset.isUTF8()){ | if(source_charset.isUTF8()){ |
| status=::escape((XMLByte *)src.str, src_length, dest_body, dest_length); | status=::escapeUTF8((XMLByte *)src.str, src_length, dest_body, dest_length); |
| } else { | } else { |
| status=::escape((XMLByte *)src.str, src_length, dest_body, dest_length, source_charset.tables); | status=::escape((XMLByte *)src.str, src_length, dest_body, dest_length, source_charset.tables); |
| } | } |
| Line 627 String::C Charset::escape(const String:: | Line 623 String::C Charset::escape(const String:: |
| if(status<0) | if(status<0) |
| throw Exception(0, | throw Exception(0, |
| 0, | 0, |
| "Charset::escapeString buffer overflow"); | "Charset::escape buffer overflow"); |
| assert(dest_length<=saved_dest_length); | assert(dest_length<=saved_dest_length); |
| dest_body[dest_length]=0; // terminator | dest_body[dest_length]=0; // terminator |
| Line 636 String::C Charset::escape(const String:: | Line 632 String::C Charset::escape(const String:: |
| String::Body Charset::escape(const String::Body src, const Charset& source_charset) { | String::Body Charset::escape(const String::Body src, const Charset& source_charset) { |
| const char *src_ptr=src.cstr(); | const char *src_ptr=src.cstr(); |
| size_t src_size=strlen(src_ptr); | size_t src_size=src.length(); |
| String::C dest=Charset::escape(String::C(src_ptr, src_size), | String::C dest=Charset::escape(String::C(src_ptr, src_size), source_charset); |
| source_charset); | |
| return String::Body(dest.str, dest.length); | return String::Body(dest.length ? dest.str:0); |
| } | } |
| String& Charset::escape(const String& src, const Charset& source_charset) { | String& Charset::escape(const String& src, const Charset& source_charset) { |
| if(!src.length()) | if(src.is_empty()) |
| return *new String("", 0, false); | return *new String(); |
| return *new String(escape((String::Body)src, source_charset), String::L_CLEAN); | return *new String(escape((String::Body)src, source_charset), String::L_CLEAN); |
| } | } |
| const String::C Charset::transcodeToUTF8(const String::C src) const { | const String::C Charset::transcodeToUTF8(const String::C src) const { |
| size_t src_length=src.length; | int src_length=src.length; |
| #ifdef PRECALCULATE_DEST_LENGTH | #ifdef PRECALCULATE_DEST_LENGTH |
| size_t dest_length=0; | int dest_length=0; |
| const XMLByte* srcPtr=(XMLByte*)src.str; | const XMLByte* srcPtr=(XMLByte*)src.str; |
| const XMLByte* srcEnd=srcPtr+src_length; | const XMLByte* srcEnd=srcPtr+src_length; |
| XMLByte firstByte; | XMLByte firstByte; |
| XMLCh UTF8Char; | XMLCh UTF8Char; |
| while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, tables)) | while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char, tables)) |
| dest_length+=charSize; | dest_length+=charSize; |
| #else | #else |
| size_t dest_length=src_length*6; // so that surly enough (max utf8 seq len=6) but too memory-hyngry | int dest_length=src_length*6; // so that surly enough (max utf8 seq len=6) but too memory-hyngry |
| #endif | #endif |
| //throw Exception(0,0,"%u",dest_length); | //throw Exception(0,0,"%u",dest_length); |
| #ifndef NDEBUG | #ifndef NDEBUG |
| size_t saved_dest_length=dest_length; | int saved_dest_length=dest_length; |
| #endif | #endif |
| XMLByte *dest_body=new(PointerFreeGC) XMLByte[dest_length+1/*for terminator*/]; | XMLByte *dest_body=new(PointerFreeGC) XMLByte[dest_length+1/*for terminator*/]; |
| Line 687 const String::C Charset::transcodeToUTF8 | Line 682 const String::C Charset::transcodeToUTF8 |
| } | } |
| static XMLCh change_case_UTF8(const XMLCh src, const Charset::UTF8CaseTable& table) { | static XMLCh change_case_UTF8(const XMLCh src, const Charset::UTF8CaseTable& table) { |
| int lo = 0; | int lo = 0; |
| int hi = table.size - 1; | int hi = table.size - 1; |
| while(lo<=hi) { | while(lo<=hi) { |
| // Calc the mid point of the low and high offset. | // Calc the mid point of the low and high offset. |
| const unsigned int i = (lo + hi) / 2; | const unsigned int i = (lo + hi) / 2; |
| Line 827 static size_t getDecNumLength(XMLCh UTF8 | Line 822 static size_t getDecNumLength(XMLCh UTF8 |
| } | } |
| const String::C Charset::transcodeFromUTF8(const String::C src) const { | const String::C Charset::transcodeFromUTF8(const String::C src) const { |
| size_t src_length=src.length; | int src_length=src.length; |
| #ifdef PRECALCULATE_DEST_LENGTH | #ifdef PRECALCULATE_DEST_LENGTH |
| size_t dest_length=0; | int dest_length=0; |
| const XMLByte* srcPtr=(XMLByte*)src.str; | for(UTF8_string_iterator i((XMLByte *)src.str, src_length); i.has_next(); ){ |
| const XMLByte* srcEnd=srcPtr+src_length; | if(i.getCharSize()==1) |
| XMLByte firstByte; | |
| XMLCh UTF8Char; | |
| while(uint charSize=readChar(srcPtr, srcEnd, firstByte, UTF8Char)){ | |
| if(charSize==1) | |
| dest_length++; | dest_length++; |
| else | else |
| dest_length+=(UTF8Char & 0xFFFF0000) | dest_length+=(i.next() & 0xFFFF0000) |
| ?charSize*3 // '%XX' for each byte | ?i.getCharSize()*3 // '%XX' for each byte |
| :(xlatOneTo(UTF8Char, tables, 0)!=0) | :(xlatOneTo(i.next(), tables, 0)!=0) |
| ?1 // can convert it to single char | ?1 // can convert it to single char |
| :getDecNumLength(UTF8Char)+3; // &#XX; - &#XXXXX; | :getDecNumLength(i.next())+3; // &#XX; - &#XXXXX; |
| } | } |
| #else | #else |
| // so that surly enough, "&#XXX;" has max ratio (huh? 8 bytes needed for '&#XXXXX;') | // so that surly enough, "&#XXX;" has max ratio (huh? 8 bytes needed for '&#XXXXX;') |
| size_t dest_length=src_length*6; | int dest_length=src_length*6; |
| #endif | #endif |
| //throw Exception(0,0,"%u",dest_length); | |
| #ifndef NDEBUG | #ifndef NDEBUG |
| size_t saved_dest_length=dest_length; | int saved_dest_length=dest_length; |
| #endif | #endif |
| XMLByte *dest_body=new(PointerFreeGC) XMLByte[dest_length+1/*for terminator*/]; | XMLByte *dest_body=new(PointerFreeGC) XMLByte[dest_length+1/*for terminator*/]; |
| Line 872 const String::C Charset::transcodeFromUT | Line 860 const String::C Charset::transcodeFromUT |
| /// transcode using both charsets | /// transcode using both charsets |
| const String::C Charset::transcodeToCharset(const String::C src, | const String::C Charset::transcodeToCharset(const String::C src, |
| const Charset& dest_charset) const { | const Charset& dest_charset) const { |
| if(&dest_charset==this) | if(&dest_charset==this) |
| return src; | return src; |
| else { | else { |
| Line 911 static const Charset::Tables* tables[MAX | Line 899 static const Charset::Tables* tables[MAX |
| unsigned char *out, int *outlen, \ | unsigned char *out, int *outlen, \ |
| const unsigned char *in, int *inlen, void*) { \ | const unsigned char *in, int *inlen, void*) { \ |
| return transcodeToUTF8( \ | return transcodeToUTF8( \ |
| in, *(size_t*)inlen, \ | in, *inlen, \ |
| out, *(size_t*)outlen, \ | out, *outlen, \ |
| *tables[i]); \ | *tables[i]); \ |
| } \ | } \ |
| static int xml256CharEncodingOutputFunc##i( \ | static int xml256CharEncodingOutputFunc##i( \ |
| unsigned char *out, int *outlen, \ | unsigned char *out, int *outlen, \ |
| const unsigned char *in, int *inlen, void*) { \ | const unsigned char *in, int *inlen, void*) { \ |
| return transcodeFromUTF8( \ | return transcodeFromUTF8( \ |
| in, *(size_t*)inlen, \ | in, *inlen, \ |
| out, *(size_t*)outlen, \ | out, *outlen, \ |
| *tables[i]); \ | *tables[i]); \ |
| } | } |
| Line 931 static const Charset::Tables* tables[MAX | Line 919 static const Charset::Tables* tables[MAX |
| unsigned char *out, int *outlen, \ | unsigned char *out, int *outlen, \ |
| const unsigned char *in, int *inlen) { \ | const unsigned char *in, int *inlen) { \ |
| return transcodeToUTF8( \ | return transcodeToUTF8( \ |
| in, *(size_t*)inlen, \ | in, *inlen, \ |
| out, *(size_t*)outlen, \ | out, *outlen, \ |
| *tables[i]); \ | *tables[i]); \ |
| } \ | } \ |
| static int xml256CharEncodingOutputFunc##i( \ | static int xml256CharEncodingOutputFunc##i( \ |
| unsigned char *out, int *outlen, \ | unsigned char *out, int *outlen, \ |
| const unsigned char *in, int *inlen) { \ | const unsigned char *in, int *inlen) { \ |
| return transcodeFromUTF8( \ | return transcodeFromUTF8( \ |
| in, *(size_t*)inlen, \ | in, *inlen, \ |
| out, *(size_t*)outlen, \ | out, *outlen, \ |
| *tables[i]); \ | *tables[i]); \ |
| } | } |
| Line 1036 String::C Charset::transcode_cstr(const | Line 1024 String::C Charset::transcode_cstr(const |
| } | } |
| const String& Charset::transcode(const xmlChar* s) { | const String& Charset::transcode(const xmlChar* s) { |
| String::C cstr=transcode_cstr(s); | String::C cstr=transcode_cstr(s); |
| return *new String(cstr.str, cstr.length, true); | return *new String(cstr.str, String::L_TAINTED); |
| } | } |
| /// @test less memory using -maybe- xmlParserInputBufferCreateMem | /// @test less memory using -maybe- xmlParserInputBufferCreateMem |
| Line 1078 xmlChar* Charset::transcode_buf2xchar(co | Line 1066 xmlChar* Charset::transcode_buf2xchar(co |
| assert(outlen<=saved_outlen); out[outlen]=0; | assert(outlen<=saved_outlen); out[outlen]=0; |
| return out; | return out; |
| } | } |
| xmlChar* Charset::transcode(const String& s) { | |
| const char* cstr=s.cstr(String::L_UNSPECIFIED); | |
| return transcode_buf2xchar(cstr, strlen(cstr)); | xmlChar* Charset::transcode(const String& s) { |
| String::Body sbody=s.cstr_to_string_body_untaint(String::L_AS_IS); | |
| return transcode_buf2xchar(sbody.cstr(), sbody.length()); | |
| } | } |
| xmlChar* Charset::transcode(const String::Body s) { | |
| const char* cstr=s.cstr(); | |
| return transcode_buf2xchar(cstr, s.length()); | xmlChar* Charset::transcode(const String::Body s) { |
| return transcode_buf2xchar(s.cstr(), s.length()); | |
| } | } |
| #endif | #endif |
| Line 1095 String::Body Charset::transcode(const St | Line 1082 String::Body Charset::transcode(const St |
| const Charset& dest_transcoder) { | const Charset& dest_transcoder) { |
| const char *src_ptr=src.cstr(); | const char *src_ptr=src.cstr(); |
| size_t src_size=strlen(src_ptr); | size_t src_size=src.length(); |
| String::C dest=Charset::transcode(String::C(src_ptr, src_size), | String::C dest=Charset::transcode(String::C(src_ptr, src_size), source_transcoder, dest_transcoder); |
| source_transcoder, | |
| dest_transcoder); | |
| return String::Body(dest.str, dest.length); | return String::Body(dest.length ? dest.str:0); |
| } | } |
| String& Charset::transcode(const String& src, | String& Charset::transcode(const String& src, |
| const Charset& source_transcoder, | const Charset& source_transcoder, |
| const Charset& dest_transcoder) { | const Charset& dest_transcoder) { |
| if(!src.length()) | if(src.is_empty()) |
| return *new String("", 0, false); | return *new String(); |
| return *new String(transcode((String::Body)src, source_transcoder, dest_transcoder), String::L_CLEAN); | return *new String(transcode((String::Body)src, source_transcoder, dest_transcoder), String::L_CLEAN); |
| } | } |
| Line 1126 struct Transcode_pair_info { | Line 1111 struct Transcode_pair_info { |
| const Charset* dest_transcoder; | const Charset* dest_transcoder; |
| }; | }; |
| #endif | #endif |
| static void transcode_pair(const String::Body /*akey*/, | static void transcode_pair(HashStringValue::key_type /*akey*/, |
| String::Body& avalue, | String::Body& avalue, |
| Transcode_pair_info* info) { | Transcode_pair_info* info) { |
| avalue=Charset::transcode(avalue, | avalue=Charset::transcode(avalue, |
| Line 1143 void Charset::transcode(HashStringString | Line 1128 void Charset::transcode(HashStringString |
| size_t getUTF8BytePos(const XMLByte* srcBegin, const XMLByte* srcEnd, size_t charPos){ | size_t getUTF8BytePos(const XMLByte* srcBegin, const XMLByte* srcEnd, size_t charPos){ |
| const XMLByte* ptr=srcBegin; | const XMLByte* ptr=srcBegin; |
| while(charPos-- && skipChar(ptr, srcEnd)); | while(charPos-- && skipUTF8Char(ptr, srcEnd)); |
| return ptr-srcBegin; | return ptr-srcBegin; |
| } | } |
| Line 1152 size_t getUTF8CharPos(const XMLByte* src | Line 1137 size_t getUTF8CharPos(const XMLByte* src |
| size_t charPos=0; | size_t charPos=0; |
| const XMLByte* ptr=srcBegin; | const XMLByte* ptr=srcBegin; |
| const XMLByte* ptrEnd=srcBegin+bytePos; | const XMLByte* ptrEnd=srcBegin+bytePos; |
| while(skipChar(ptr, srcEnd)){ | while(skipUTF8Char(ptr, srcEnd)){ |
| if(ptr>ptrEnd) | if(ptr>ptrEnd) |
| return charPos; | return charPos; |
| charPos++; | charPos++; |
| Line 1166 size_t getUTF8CharPos(const XMLByte* src | Line 1151 size_t getUTF8CharPos(const XMLByte* src |
| size_t lengthUTF8(const XMLByte* srcBegin, const XMLByte* srcEnd){ | size_t lengthUTF8(const XMLByte* srcBegin, const XMLByte* srcEnd){ |
| size_t size=0; | size_t size=0; |
| while(skipChar(srcBegin, srcEnd)) | while(skipUTF8Char(srcBegin, srcEnd)) |
| size++; | size++; |
| return size; | return size; |
| } | } |
| bool UTF8_string_iterator::has_next(){ | |
| fcharSize=readUTF8Char(fsrcPtr, fsrcEnd, ffirstByte, fUTF8Char); | |
| return fcharSize!=0; | |
| } |