FUNCTION::USER_STRIN(3stString and data retrieving FUNCTION::USER_STRIN(3stap)

NAME function::user_string_warn - Retrieves string from user space

SYNOPSIS user_string_warn:string(addr:long)

ARGUMENTS addr the user space address to retrieve the string from

DESCRIPTION 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.

SEE ALSO tapset::uconversions(3stap)

SystemTap Tapset Reference December 2016 FUNCTION::USER_STRIN(3stap)