dwarf_get_cie_of_fde.3

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.\" $Id: dwarf_get_cie_of_fde.3 2071 2011-10-27 03:20:00Z jkoshy $
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.Dd May 22, 2011
.Os
.Dt DWARF_GET_CIE_OF_FDE 3
.Sh NAME
.Nm dwarf_get_cie_of_fde
.Nd retrieve CIE descriptor
.Sh LIBRARY
.Lb libdwarf
.Sh SYNOPSIS
.In libdwarf.h
.Ft int
.Fo dwarf_get_cie_of_fde
.Fa "Dwarf_Fde fde"
.Fa "Dwarf_Cie *ret_cie"
.Fa "Dwarf_Error *err"
.Fc
.Sh DESCRIPTION
Function
.Fn dwarf_get_cie_of_fde
retrieves the CIE descriptor associated with a given FDE descriptor.
.Pp
Argument
.Ar fde
should reference a valid FDE descriptor.
.Pp
Argument
.Ar ret_cie
should point to a location that will hold the returned CIE
descriptor.
.Pp
If argument
.Ar err
is not NULL, it will be used to store error information in case of an
error.
.Sh RETURN VALUES
Function
.Fn dwarf_get_cie_of_fde
returns
.Dv DW_DLV_OK
when it succeeds.
In case of an error, it returns
.Dv DW_DLV_ERROR
and sets the argument
.Ar err .
.Sh ERRORS
Function
.Fn dwarf_get_cie_of_fde
can fail with:
.Bl -tag -width ".Bq Er DW_DLE_ARGUMENT"
.It Bq Er DW_DLE_ARGUMENT
Either of arugments
.Ar fde
or
.Ar ret_cie
was NULL.
.El
.Sh SEE ALSO
.Xr dwarf 3 ,
.Xr dwarf_get_cie_info 3 ,
.Xr dwarf_get_cie_index 3 ,
.Xr dwarf_get_fde_at_pc 3 ,
.Xr dwarf_get_fde_n 3