xref: /freebsd/contrib/elftoolchain/libelf/elf_getshdrstrndx.3 (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
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24.\" $Id: elf_getshdrstrndx.3 467 2009-08-05 18:18:49Z jkoshy $
25.\"
26.Dd August 5, 2009
27.Os
28.Dt ELF_GETSHDRSTRNDX 3
29.Sh NAME
30.Nm elf_getshdrstrndx
31.Nd retrieve the index of the section name string table
32.Sh LIBRARY
33.Lb libelf
34.Sh SYNOPSIS
35.In libelf.h
36.Ft int
37.Fn elf_getshdrstrndx "Elf *elf" "size_t *ndxptr"
38.Sh DESCRIPTION
39Function
40.Fn elf_getshdrstrndx
41retrieves the section index of the string table containing section
42names from descriptor
43.Ar elf
44and stores it into the location pointed to by argument
45.Ar ndxptr .
46.Pp
47This function allow applications to process both normal ELF
48objects and ELF objects that use extended section numbering uniformly.
49.Pp
50.Sh RETURN VALUES
51These functions return zero if successful, or -1 in case of an error.
52.Sh ERRORS
53These functions can fail with the following errors:
54.Bl -tag -width "[ELF_E_RESOURCE]"
55.It Bq Er ELF_E_ARGUMENT
56A NULL value was passed in for argument
57.Ar elf .
58.It Bq Er ELF_E_ARGUMENT
59Argument
60.Ar elf
61was not for an ELF file.
62.It Bq Er ELF_E_ARGUMENT
63Argument
64.Ar elf
65lacks an ELF Executable header.
66.It Bq Er ELF_E_ARGUMENT
67Argument
68.Ar ndx
69contained a value in the reserved range of section indices.
70.El
71.Sh SEE ALSO
72.Xr elf 3 ,
73.Xr elf32_getehdr 3 ,
74.Xr elf64_getehdr 3 ,
75.Xr elf_getident 3 ,
76.Xr elf_getphdrnum 3 ,
77.Xr elf_getshdrnum 3 ,
78.Xr gelf 3 ,
79.Xr gelf_getehdr 3
80