xref: /freebsd/contrib/elftoolchain/libdwarf/dwarf_get_cie_index.3 (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
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25.\" $Id: dwarf_get_cie_index.3 3640 2018-10-14 14:09:13Z jkoshy $
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27.Dd May 22, 2011
28.Dt DWARF_GET_CIE_INDEX 3
29.Os
30.Sh NAME
31.Nm dwarf_get_cie_index
32.Nd retrieve the index of a CIE descriptor
33.Sh LIBRARY
34.Lb libdwarf
35.Sh SYNOPSIS
36.In libdwarf.h
37.Ft int
38.Fo dwarf_get_cie_index
39.Fa "Dwarf_Cie cie"
40.Fa "Dwarf_Signed *cie_index"
41.Fa "Dwarf_Error *err"
42.Fc
43.Sh DESCRIPTION
44Function
45.Fn dwarf_get_cie_index
46retrieves the zero-based index of a given CIE descriptor in the array
47of CIE descriptors returned by the functions
48.Xr dwarf_get_fde_list 3
49and
50.Xr dwarf_get_fde_list_eh 3 .
51.Pp
52Argument
53.Ar cie
54should reference a valid DWARF CIE descriptor.
55.Pp
56Argument
57.Ar cie_index
58should point to a location that will hold the returned index.
59.Sh RETURN VALUES
60Function
61.Fn dwarf_get_cie_index
62returns
63.Dv DW_DLV_OK
64when it succeeds.
65In case of an error, it returns
66.Dv DW_DLV_ERROR
67and sets the argument
68.Ar err .
69.Sh ERRORS
70Function
71.Fn dwarf_get_cie_index
72can fail with:
73.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
74.It Bq Er DW_DLE_ARGUMENT
75Either of arugments
76.Ar cie
77or
78.Ar cie_index
79was NULL.
80.El
81.Sh SEE ALSO
82.Xr dwarf 3 ,
83.Xr dwarf_get_cie_info 3 ,
84.Xr dwarf_get_cie_of_fde 3 ,
85.Xr dwarf_get_fde_list 3 ,
86.Xr dwarf_get_fde_list_eh 3
87