Function str_to_hex

sql/item.cc:1918–1929

*/

char *str_to_hex(char *to, const char *from, uint len)
{
    if (len)
    {
        *to++= '0';
        *to++= 'x';
        to= octet2hex(to, from, len);
    }
    else
        to= strmov(to, "\"\"");
    return to;                               // pointer to end 0 of 'to'
}


#ifndef MYSQL_CLIENT