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// Scintilla source code edit control
/** @file UniConversion.h
** Functions to handle UTF-8 and UTF-16 strings.
**/
// Copyright 1998-2001 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
const int UTF8MaxBytes = 4;
unsigned int UTF8Length(const wchar_t *uptr, unsigned int tlen);
void UTF8FromUTF16(const wchar_t *uptr, unsigned int tlen, char *putf, unsigned int len);
unsigned int UTF8CharLength(unsigned char ch);
unsigned int UTF16Length(const char *s, unsigned int len);
unsigned int UTF16FromUTF8(const char *s, unsigned int len, wchar_t *tbuf, unsigned int tlen);
extern int UTF8BytesOfLead[256];
void UTF8BytesOfLeadInitialise();
inline bool UTF8IsTrailByte(int ch) {
return (ch >= 0x80) && (ch < 0xc0);
}
inline bool UTF8IsAscii(int ch) {
return ch < 0x80;
}
enum { UTF8MaskWidth=0x7, UTF8MaskInvalid=0x8 };
int UTF8Classify(const unsigned char *us, int len);
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