function::user_string_utf16 — Retrieves UTF-16 string from user memory
1) user_string_utf16:string(addr:long)
2) user_string_utf16:string(addr:long,err_msg:string)
addrThe user address to retrieve the string from
err_msgThe error message to return when data isn't available
1) This function returns a null terminated UTF-8 string converted from the UTF-16 string at a given user memory address. Reports an error on string copy fault or conversion error.
2) This function returns a null terminated UTF-8 string converted from the UTF-16 string at a given user memory address. Reports the given error message on string copy fault or conversion error.