/*
 * ================================
 * eli960@qq.com
 * http:/linuxmail.cn/
 * 2016年01月19日
 * ================================
 */

#include "zcc/zcc_stdlib.h"

zcc_namespace_begin;

int ncr_decode(int ins, char *wchar)
{
 if (ins < 128)
 {
 *wchar = (char)ins;
 return 1;
 }
 if (ins < 2048)
 {
 *wchar++ = (char)((ins >> 6) + 192);
 *wchar++ = (char)((ins & 63) + 128);
 return 2;
 }
 if (ins < 65536)
 {
 *wchar++ = (char)((ins >> 12) + 224);
 *wchar++ = (char)(((ins >> 6) & 63) + 128);
 *wchar++ = (char)((ins & 63) + 128);
 return 3;
 }
 if (ins < 2097152)
 {
 *wchar++ = (char)((ins >> 18) + 240);
 *wchar++ = (char)(((ins >> 12) & 63) + 128);
 *wchar++ = (char)(((ins >> 6) & 63) + 128);
 *wchar++ = (char)((ins & 63) + 128);
 return 4;
 }

 return 0;
}

zcc_namespace_end;