74 lines
2.3 KiB
Groff
74 lines
2.3 KiB
Groff
|
.\"
|
||
|
|
.\" Copyright (c) 2015 John Baldwin <jhb@FreeBSD.org>
|
||
|
|
.\" All rights reserved.
|
||
|
|
.\"
|
||
|
|
.\" Redistribution and use in source and binary forms, with or without
|
||
|
|
.\" modification, are permitted provided that the following conditions
|
||
|
|
.\" are met:
|
||
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
||
|
|
.\" notice, this list of conditions and the following disclaimer.
|
||
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
||
|
|
.\" documentation and/or other materials provided with the distribution.
|
||
|
|
.\"
|
||
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
|
|
.\" SUCH DAMAGE.
|
||
|
|
.\"
|
||
|
|
.\" $FreeBSD$
|
||
|
|
.\"
|
||
|
|
.Dd December 11, 2015
|
||
|
|
.Dt sysdecode_utrace 3
|
||
|
|
.Os
|
||
|
|
.Sh NAME
|
||
|
|
.Nm sysdecode_utrace
|
||
|
|
.Nd produce text description of a utrace record
|
||
|
|
.Sh LIBRARY
|
||
|
|
.Lb libsysdecode
|
||
|
|
.Sh SYNOPSIS
|
||
|
|
.Ft int
|
||
|
|
.Fn sysdecode_utrace "FILE *fp" "void *buf" "size_t len" "int decimal"
|
||
|
|
.Sh DESCRIPTION
|
||
|
|
The
|
||
|
|
.Fn sysdecode_utrace
|
||
|
|
function outputs a textual representation of a
|
||
|
|
.Xr utrace 2
|
||
|
|
record identified by
|
||
|
|
.Fa buf
|
||
|
|
and
|
||
|
|
.Fa len
|
||
|
|
to the output stream
|
||
|
|
.Fa fp .
|
||
|
|
.Pp
|
||
|
|
The function only outputs a representation for certain types of records.
|
||
|
|
If a record is recognized,
|
||
|
|
the function outputs the description and returns a non-zero value.
|
||
|
|
If the record is not recognized,
|
||
|
|
the function does not output anything and returns zero.
|
||
|
|
The
|
||
|
|
.Fn sysdecode_utrace
|
||
|
|
function currently recognizes
|
||
|
|
.Xr utrace 2
|
||
|
|
records generated by
|
||
|
|
.Xr malloc 3
|
||
|
|
and
|
||
|
|
.Xr rtld 1 .
|
||
|
|
.Sh RETURN VALUES
|
||
|
|
The
|
||
|
|
.Fn sysdecode_utrace
|
||
|
|
function returns a non-zero value if it recognizes a
|
||
|
|
.Xr utrace 2
|
||
|
|
record;
|
||
|
|
otherwise it returns zero.
|
||
|
|
.Sh SEE ALSO
|
||
|
|
.Xr utrace 2 ,
|
||
|
|
.Xr sysdecode 3
|