xref: /netbsd-src/external/bsd/elftoolchain/dist/libdwarf/dwarf_get_cie_index.3 (revision 5ac3bc719ce6e70593039505b491894133237d12)
1*5ac3bc71Schristos.\"	$NetBSD: dwarf_get_cie_index.3,v 1.6 2024/03/03 17:37:31 christos Exp $
2e81373b4Schristos.\"
39dd9d0cfSchristos.\" Copyright (c) 2011 Kai Wang
49dd9d0cfSchristos.\" All rights reserved.
59dd9d0cfSchristos.\"
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99dd9d0cfSchristos.\" 1. Redistributions of source code must retain the above copyright
109dd9d0cfSchristos.\"    notice, this list of conditions and the following disclaimer.
119dd9d0cfSchristos.\" 2. Redistributions in binary form must reproduce the above copyright
129dd9d0cfSchristos.\"    notice, this list of conditions and the following disclaimer in the
139dd9d0cfSchristos.\"    documentation and/or other materials provided with the distribution.
149dd9d0cfSchristos.\"
159dd9d0cfSchristos.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
169dd9d0cfSchristos.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
179dd9d0cfSchristos.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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259dd9d0cfSchristos.\" SUCH DAMAGE.
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27cdbf1fe1Sjkoshy.\" Id: dwarf_get_cie_index.3 3962 2022-03-12 15:56:10Z jkoshy
289dd9d0cfSchristos.\"
299dd9d0cfSchristos.Dd May 22, 2011
309dd9d0cfSchristos.Dt DWARF_GET_CIE_INDEX 3
31604b0842Sjkoshy.Os
329dd9d0cfSchristos.Sh NAME
339dd9d0cfSchristos.Nm dwarf_get_cie_index
349dd9d0cfSchristos.Nd retrieve the index of a CIE descriptor
359dd9d0cfSchristos.Sh LIBRARY
369dd9d0cfSchristos.Lb libdwarf
379dd9d0cfSchristos.Sh SYNOPSIS
389dd9d0cfSchristos.In libdwarf.h
399dd9d0cfSchristos.Ft int
409dd9d0cfSchristos.Fo dwarf_get_cie_index
419dd9d0cfSchristos.Fa "Dwarf_Cie cie"
429dd9d0cfSchristos.Fa "Dwarf_Signed *cie_index"
439dd9d0cfSchristos.Fa "Dwarf_Error *err"
449dd9d0cfSchristos.Fc
459dd9d0cfSchristos.Sh DESCRIPTION
469dd9d0cfSchristosFunction
479dd9d0cfSchristos.Fn dwarf_get_cie_index
489dd9d0cfSchristosretrieves the zero-based index of a given CIE descriptor in the array
499dd9d0cfSchristosof CIE descriptors returned by the functions
509dd9d0cfSchristos.Xr dwarf_get_fde_list 3
519dd9d0cfSchristosand
529dd9d0cfSchristos.Xr dwarf_get_fde_list_eh 3 .
539dd9d0cfSchristos.Pp
549dd9d0cfSchristosArgument
55cdbf1fe1Sjkoshy.Fa cie
569dd9d0cfSchristosshould reference a valid DWARF CIE descriptor.
579dd9d0cfSchristos.Pp
589dd9d0cfSchristosArgument
59cdbf1fe1Sjkoshy.Fa cie_index
609dd9d0cfSchristosshould point to a location that will hold the returned index.
619dd9d0cfSchristos.Sh RETURN VALUES
629dd9d0cfSchristosFunction
639dd9d0cfSchristos.Fn dwarf_get_cie_index
649dd9d0cfSchristosreturns
659dd9d0cfSchristos.Dv DW_DLV_OK
669dd9d0cfSchristoswhen it succeeds.
679dd9d0cfSchristosIn case of an error, it returns
689dd9d0cfSchristos.Dv DW_DLV_ERROR
699dd9d0cfSchristosand sets the argument
70cdbf1fe1Sjkoshy.Fa err .
719dd9d0cfSchristos.Sh ERRORS
729dd9d0cfSchristosFunction
739dd9d0cfSchristos.Fn dwarf_get_cie_index
749dd9d0cfSchristoscan fail with:
759dd9d0cfSchristos.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
769dd9d0cfSchristos.It Bq Er DW_DLE_ARGUMENT
779dd9d0cfSchristosEither of arugments
78cdbf1fe1Sjkoshy.Fa cie
799dd9d0cfSchristosor
80cdbf1fe1Sjkoshy.Fa cie_index
81cdbf1fe1Sjkoshywas
82cdbf1fe1Sjkoshy.Dv NULL .
839dd9d0cfSchristos.El
849dd9d0cfSchristos.Sh SEE ALSO
859dd9d0cfSchristos.Xr dwarf 3 ,
869dd9d0cfSchristos.Xr dwarf_get_cie_info 3 ,
879dd9d0cfSchristos.Xr dwarf_get_cie_of_fde 3 ,
889dd9d0cfSchristos.Xr dwarf_get_fde_list 3 ,
899dd9d0cfSchristos.Xr dwarf_get_fde_list_eh 3
90