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60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*
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Universal iconv implementation for OS/2.
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Andrey Vasilkin, 2016.
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*/
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#ifndef GENICONV_H
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#define GENICONV_H
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#include <iconv.h>
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#ifdef iconv_open
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#undef iconv_open
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#endif
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#define iconv_open libiconv_open
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#ifdef iconv
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#undef iconv
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#endif
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#define iconv libiconv
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#ifdef iconv_close
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#undef iconv_close
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#endif
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#define iconv_close libiconv_close
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#define iconv_clean libiconv_clean
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// Non-standard function for iconv to unload the used dynamic library.
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void libiconv_clean();
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iconv_t libiconv_open(const char* tocode, const char* fromcode);
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size_t libiconv(iconv_t cd, char* * inbuf, size_t *inbytesleft,
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char* * outbuf, size_t *outbytesleft);
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int libiconv_close(iconv_t cd);
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// System codepage <-> UTF-8.
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// StrUTF8()
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// Coverts string from system cp to UTF-8 (fToUTF8 is not 0) or from UTF-8 to
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// the system cp (fToUTF8 is 0). Converted ASCIIZ string will be placed at the
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// buffer pcDst, up to cbDst - 1 (for sys->utf8) or 2 (for utf8->sys) bytes.
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// Returns the number of bytes written into pcDst, not counting the terminating
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// 0 byte(s) or -1 on error.
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int StrUTF8(int fToUTF8, char *pcDst, int cbDst, char *pcSrc, int cbSrc);
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// StrUTF8New()
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// Coverts string from system cp to UTF-8 (fToUTF8 is not 0) or from UTF-8 to
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// the system cp (fToUTF8 is 0). Memory for the new string is obtained by
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// using libc malloc().
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// Returns converted string, terminating two bytes 0 is appended to the result.
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// Returns null on error.
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char *StrUTF8New(int fToUTF8, char *pcStr, int cbStr);
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// StrUTF8Free()
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// Deallocates the memory block located by StrUTF8New() (just libc free()).
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void StrUTF8Free(char *pszStr);
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#endif // GENICONV_H
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