function::user_string2_utf323stap

Retrieves utf-32 string from user memory with alternative error string

Usage

    user_string2_utf32:string(addr:long,err_msg:string)

Arguments

addr

The user address to retrieve the string from

err_msg

The error message to return when data isn't available

Overview

This function returns a null terminated UTF-8 string converted from the UTF-32 string at a given user memory address. Reports the given error message on string copy fault or conversion error.