myvtm/Framework/libtoolkit/charset.h

#ifndef TOOLKIT_CHARACHER_SET_H__
#define TOOLKIT_CHARACHER_SET_H__

#pragma once

#include "config.h"

#ifdef __cplusplus
extern "C" {
#endif

    typedef
        enum char_encoding_enu { 
        unknown, ansi, unicode, unicode_with_big_endian, unicode_with_bom, unicode_without_bom
    } char_encoding;

    TOOLKIT_API int toolkit_utf82gbk(char* inbuf, size_t inlen, char* outbuf, size_t outlen);
    TOOLKIT_API int toolkit_gbk2utf8(char* inbuf, size_t inlen, char* outbuf, size_t outlen);

    /*0: not-utf8, 1: utf-8: -1: analyze failed*/
    TOOLKIT_API int toolkit_detect_utf8_file(const char* file_path);
    //test now
    TOOLKIT_API char_encoding  detect_file_encoding(const char* file_path);

    TOOLKIT_API int  toolkit_detect_utf8_str(const char* str);

    //only valid in win and the user remember to free the return if not null
    //return strUtf8 input param directory in UOS, please use toolkit_utf82gbk if you need
    //copy from httpclient.h
    TOOLKIT_API char* ConvertUtf8ToGBK(const char* strUtf8);

	//only valid in win and the user remember to free the return if not null
	//return NULL directory in UOS, please use toolkit_gbk2utf8 if you need
	//copy from httpclient.h
    TOOLKIT_API char* ConvertGBKToUtf8(const char* gbk, int* n);

#ifdef __cplusplus
} // extern "C" {
#endif

#endif //TOOLKIT_CHARACHER_SET_H__