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| 1 /* | 1 /* | 
| 2  * Copyright (C) 2004, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved. | 2  * Copyright (C) 2004, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved. | 
| 3  * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> | 3  * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> | 
| 4  * | 4  * | 
| 5  * Redistribution and use in source and binary forms, with or without | 5  * Redistribution and use in source and binary forms, with or without | 
| 6  * modification, are permitted provided that the following conditions | 6  * modification, are permitted provided that the following conditions | 
| 7  * are met: | 7  * are met: | 
| 8  * 1. Redistributions of source code must retain the above copyright | 8  * 1. Redistributions of source code must retain the above copyright | 
| 9  *    notice, this list of conditions and the following disclaimer. | 9  *    notice, this list of conditions and the following disclaimer. | 
| 10  * 2. Redistributions in binary form must reproduce the above copyright | 10  * 2. Redistributions in binary form must reproduce the above copyright | 
| 11  *    notice, this list of conditions and the following disclaimer in the | 11  *    notice, this list of conditions and the following disclaimer in the | 
| 12  *    documentation and/or other materials provided with the distribution. | 12  *    documentation and/or other materials provided with the distribution. | 
| 13  * | 13  * | 
| 14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 
| 15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
| 16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 
| 17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 
| 18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 
| 19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 
| 20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 
| 21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 
| 22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
| 23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 
| 24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
| 25  */ | 25  */ | 
| 26 | 26 | 
| 27 #include "platform/wtf/text/TextCodecICU.h" | 27 #include "platform/wtf/text/TextCodecICU.h" | 
| 28 | 28 | 
|  | 29 #include <unicode/ucnv.h> | 
|  | 30 #include <unicode/ucnv_cb.h> | 
|  | 31 #include <memory> | 
| 29 #include "platform/wtf/Assertions.h" | 32 #include "platform/wtf/Assertions.h" | 
| 30 #include "platform/wtf/PtrUtil.h" | 33 #include "platform/wtf/PtrUtil.h" | 
| 31 #include "platform/wtf/StringExtras.h" | 34 #include "platform/wtf/StringExtras.h" | 
| 32 #include "platform/wtf/Threading.h" | 35 #include "platform/wtf/Threading.h" | 
| 33 #include "platform/wtf/WTFThreadData.h" | 36 #include "platform/wtf/WTFThreadData.h" | 
| 34 #include "platform/wtf/text/CString.h" | 37 #include "platform/wtf/text/CString.h" | 
| 35 #include "platform/wtf/text/CharacterNames.h" | 38 #include "platform/wtf/text/CharacterNames.h" | 
| 36 #include "platform/wtf/text/StringBuilder.h" | 39 #include "platform/wtf/text/StringBuilder.h" | 
| 37 #include <memory> |  | 
| 38 #include <unicode/ucnv.h> |  | 
| 39 #include <unicode/ucnv_cb.h> |  | 
| 40 | 40 | 
| 41 namespace WTF { | 41 namespace WTF { | 
| 42 | 42 | 
| 43 const size_t kConversionBufferSize = 16384; | 43 const size_t kConversionBufferSize = 16384; | 
| 44 | 44 | 
| 45 ICUConverterWrapper::~ICUConverterWrapper() { | 45 ICUConverterWrapper::~ICUConverterWrapper() { | 
| 46   if (converter) | 46   if (converter) | 
| 47     ucnv_close(converter); | 47     ucnv_close(converter); | 
| 48 } | 48 } | 
| 49 | 49 | 
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| 90 | 90 | 
| 91 // 1. Treat GB2312 encoding as GBK (its more modern superset), to match other | 91 // 1. Treat GB2312 encoding as GBK (its more modern superset), to match other | 
| 92 //    browsers. | 92 //    browsers. | 
| 93 // 2. On the Web, GB2312 is encoded as EUC-CN or HZ, while ICU provides a native | 93 // 2. On the Web, GB2312 is encoded as EUC-CN or HZ, while ICU provides a native | 
| 94 //    encoding for encoding GB_2312-80 and several others. So, we need to | 94 //    encoding for encoding GB_2312-80 and several others. So, we need to | 
| 95 //    override this behavior, too. | 95 //    override this behavior, too. | 
| 96 #if defined(USING_SYSTEM_ICU) | 96 #if defined(USING_SYSTEM_ICU) | 
| 97     if (!strcmp(standard_name, "GB2312") || | 97     if (!strcmp(standard_name, "GB2312") || | 
| 98         !strcmp(standard_name, "GB_2312-80")) { | 98         !strcmp(standard_name, "GB_2312-80")) { | 
| 99       standard_name = "GBK"; | 99       standard_name = "GBK"; | 
| 100     // Similarly, EUC-KR encodings all map to an extended version, but | 100       // Similarly, EUC-KR encodings all map to an extended version, but | 
| 101     // per HTML5, the canonical name still should be EUC-KR. | 101       // per HTML5, the canonical name still should be EUC-KR. | 
| 102     } else if (!strcmp(standard_name, "EUC-KR") || | 102     } else if (!strcmp(standard_name, "EUC-KR") || | 
| 103                !strcmp(standard_name, "KSC_5601") || | 103                !strcmp(standard_name, "KSC_5601") || | 
| 104                !strcmp(standard_name, "cp1363")) { | 104                !strcmp(standard_name, "cp1363")) { | 
| 105       standard_name = "EUC-KR"; | 105       standard_name = "EUC-KR"; | 
| 106     // And so on. | 106       // And so on. | 
| 107     } else if (!strcasecmp(standard_name, "iso-8859-9")) { | 107     } else if (!strcasecmp(standard_name, "iso-8859-9")) { | 
| 108       // This name is returned in different case by ICU 3.2 and 3.6. | 108       // This name is returned in different case by ICU 3.2 and 3.6. | 
| 109       standard_name = "windows-1254"; | 109       standard_name = "windows-1254"; | 
| 110     } else if (!strcmp(standard_name, "TIS-620")) { | 110     } else if (!strcmp(standard_name, "TIS-620")) { | 
| 111       standard_name = "windows-874"; | 111       standard_name = "windows-874"; | 
| 112     } | 112     } | 
| 113 #endif | 113 #endif | 
| 114 | 114 | 
| 115     registrar(standard_name, standard_name); | 115     registrar(standard_name, standard_name); | 
| 116 | 116 | 
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| 704   return EncodeCommon(characters, length, handling); | 704   return EncodeCommon(characters, length, handling); | 
| 705 } | 705 } | 
| 706 | 706 | 
| 707 CString TextCodecICU::Encode(const LChar* characters, | 707 CString TextCodecICU::Encode(const LChar* characters, | 
| 708                              size_t length, | 708                              size_t length, | 
| 709                              UnencodableHandling handling) { | 709                              UnencodableHandling handling) { | 
| 710   return EncodeCommon(characters, length, handling); | 710   return EncodeCommon(characters, length, handling); | 
| 711 } | 711 } | 
| 712 | 712 | 
| 713 }  // namespace WTF | 713 }  // namespace WTF | 
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