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// Iconv ISO-8859-1 To UTF-8 |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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|
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#include <cxx/standard.hh> |
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|
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#include <hop/function.hpp> |
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|
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#include <iconv.h> |
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|
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#include "Iso88591ToUtf8.hpp" |
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|
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template <typename Char> |
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static _finline size_t Iconv_(::iconv_t conversion, const char **inBytes, size_t *inBytesLeft, char **outBytes, size_t *outBytesLeft, size_t (*)(::iconv_t, Char **, size_t *, char **, size_t *)) |
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{ |
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return ::iconv(conversion, const_cast<Char **>(inBytes), inBytesLeft, outBytes, outBytesLeft); |
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} |
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|
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#define Iconv_(conversion, inBytes, inBytesLeft, outBytes, outBytesLeft) Iconv_(conversion, inBytes, inBytesLeft, outBytes, outBytesLeft, &::iconv) |
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|
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//#define Iconv_(a, b, c, d, e) iconv(a, const_cast<typename hop::FunctionTraits<typeof(iconv)>::Args::Tail::Head>(b), c, d, e) |
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|
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namespace Iconv |
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{ |
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|
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cse::String Iso88591ToUtf8(const ext::Buffer &iso88591) |
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{ |
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::iconv_t conversion(reinterpret_cast<void *>(api::Posix::CheckError(reinterpret_cast<int>(::iconv_open("UTF-8", "ISO-8859-1"))))); |
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ext::Buffer utf8(iso88591.GetSize()); |
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const char *iso88591Bytes(iso88591.Begin()); |
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char *utf8Bytes(utf8.Begin()); |
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size_t code, iso88591BytesLeft(iso88591.GetSize()), utf8BytesLeft(utf8.GetSize()); |
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|
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while ((code = Iconv_(conversion, &iso88591Bytes, &iso88591BytesLeft, &utf8Bytes, &utf8BytesLeft)) == size_t(-1)) |
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if (errno != E2BIG) |
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api::Posix::CheckError(code); |
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else |
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{ |
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utf8.SetSize(utf8.GetSize() + (utf8BytesLeft += iso88591BytesLeft)); |
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|
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utf8Bytes = utf8.End() - utf8BytesLeft; |
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} |
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|
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api::Posix::CheckError(::iconv_close(conversion)); |
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|
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return utf8; |
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} |
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|
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} |
