1) user_string_warn:string(addr:long)
2) user_string_warn:string(addr:long,warn_msg:string)
addr
warn_msg
1) Returns the null terminated C string from a given user space memory address. Reports "" on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure.
2) Returns the null terminated C string from a given user space memory address. Reports the given warning message on the rare cases when userspace data is not accessible and warns (but does not abort) about the failure.