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

NAME function::user_string_n - Retrieves string of given length from user space

SYNOPSIS user_string_n:string(addr:long,n:long)

ARGUMENTS addr the user space address to retrieve the string from

n the maximum length of the string (if not null terminated)

DESCRIPTION Returns the C string of a maximum given length from a given user space address. Reports an error on the rare cases when userspace data is not accessible at the given address.

SEE ALSO tapset::uconversions(3stap)

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