function::user_buffer_quoted_error(3stap) — Linux manual page

FUNCT...BUFFE(3stap) String and data retrieving fun FUNCT...BUFFE(3stap)

NAME         top

       function::user_buffer_quoted_error - Retrieves and quotes buffer
       from user space

SYNOPSIS         top

           user_buffer_quoted_error:string(addr:long,inlen:long,outlen:long)

ARGUMENTS         top

       addr
           the user space address to retrieve the buffer from

       inlen
           the exact length of the buffer to read

       outlen
           the maximum length of the output string

DESCRIPTION         top

       Reads inlen characters of a buffer from the given user space
       memory address, and returns up to outlen characters, where any
       ASCII characters that are not printable are replaced by the
       corresponding escape sequence in the returned string. Note that
       the string will be surrounded by double quotes. On the rare cases
       when user space data is not accessible at the given address, an
       error is thrown.

SEE ALSO         top

       tapset::uconversions(3stap)

COLOPHON         top

       This page is part of the systemtap (a tracing and live-system
       analysis tool) project.  Information about the project can be
       found at ⟨https://sourceware.org/systemtap/⟩.  If you have a bug
       report for this manual page, send it to systemtap@sourceware.org.
       This page was obtained from the project's upstream Git repository
       ⟨git://sourceware.org/git/systemtap.git⟩ on 2024-06-14.  (At that
       time, the date of the most recent commit that was found in the
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       (which is not part of the original manual page), send a mail to
       man-pages@man7.org

SystemTap Tapset Reference     April 2024           FUNCT...BUFFE(3stap)

Pages that refer to this page: tapset::uconversions(3stap)

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