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72 lines
2.3 KiB
Groff
72 lines
2.3 KiB
Groff
.\"
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.\" Copyright (c) 2015 John Baldwin <jhb@FreeBSD.org>
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.Dd November 24, 2017
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.Dt sysdecode_utrace 3
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.Os
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.Sh NAME
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.Nm sysdecode_utrace
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.Nd produce text description of a utrace record
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.Sh LIBRARY
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.Lb libsysdecode
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.Sh SYNOPSIS
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.In sysdecode.h
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.Ft int
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.Fn sysdecode_utrace "FILE *fp" "void *buf" "size_t len" "int decimal"
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.Sh DESCRIPTION
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The
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.Fn sysdecode_utrace
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function outputs a textual representation of a
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.Xr utrace 2
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record identified by
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.Fa buf
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and
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.Fa len
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to the output stream
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.Fa fp .
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.Pp
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The function only outputs a representation for certain types of records.
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If a record is recognized,
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the function outputs the description and returns a non-zero value.
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If the record is not recognized,
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the function does not output anything and returns zero.
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The
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.Fn sysdecode_utrace
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function currently recognizes
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.Xr utrace 2
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records generated by
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.Xr malloc 3
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and
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.Xr rtld 1 .
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.Sh RETURN VALUES
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The
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.Fn sysdecode_utrace
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function returns a non-zero value if it recognizes a
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.Xr utrace 2
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record;
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otherwise it returns zero.
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.Sh SEE ALSO
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.Xr utrace 2 ,
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.Xr sysdecode 3
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