2. EL 6 ELS
  3. systemtap-client
  4. function::user_string_warn(3stap)

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FUNCTION::USER_STRIN(3stap) String and data retrieving fun 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 ALSO0

tapset::uconversions(3stap)

June 2018 SystemTap Tapset Reference