le_utf8.h

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//--------------------------------------------------------------------------------------------------
#ifndef LEGATO_UTF8_INCLUDE_GUARD
#define LEGATO_UTF8_INCLUDE_GUARD


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
ssize_t le_utf8_NumChars
(
    const char* string      
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
size_t le_utf8_NumBytes
(
    const char* string      
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
size_t le_utf8_NumBytesInChar
(
    const char firstByte    
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
static inline bool le_utf8_IsContinuationByte
(
    const char byte     
)
{
    return ( (byte & 0xC0) == 0x80 );
}


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_Copy
(
    char* destStr,          
    const char* srcStr,     
    const size_t destSize,  
    size_t* numBytesPtr     
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_Append
(
    char* destStr,          
    const char* srcStr,     
    const size_t destSize,  
    size_t* destStrLenPtr   
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_CopyUpToSubStr
(
    char* destStr,          
    const char* srcStr,     
    const char* subStr,     
    const size_t destSize,  
    size_t* numBytesPtr     
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
bool le_utf8_IsFormatCorrect
(
    const char* string      
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_ParseInt
(
    int* valuePtr,   
    const char* arg  
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_EncodeUnicodeCodePoint
(
    uint32_t codePoint, 
    char* out,          
    size_t* outSize     
);


//--------------------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------------------
le_result_t le_utf8_DecodeUnicodeCodePoint
(
    const char* src,     
    size_t* byteLength,  
    uint32_t* codePoint  
);

#endif  // LEGATO_UTF8_INCLUDE_GUARD