ELF32_GETCHDR(3)          Libelf Programmer's Manual          ELF32_GETCHDR(3)



NAME
       elf32_getchdr, elf64_getchdr - retrieve the compression header for a
       section from a 32-bit or 64-bit ELF object file.


SYNOPSIS
       #include <libelf.h>

       Elf32_Chdr *elf32_getchdr(Elf_Scn *scn);
       Elf64_Chdr *elf64_getchdr(Elf_Scn *scn);


DESCRIPTION
       Retrieve the compression header for a section with compressed data.
       Sections with compressed data are indicated with the SHF_COMPRESSED
       flag.  See libelf(3) for more information regarding the compression
       header.


PARAMETERS
       scn    Section whose compression header will be retrieved. The
              section's SHF_COMPRESSED flag must be set.


RETURN VALUE
       On success, return a pointer to the compression header. On failure,
       return NULL and set a libelf error code.


SEE ALSO
       elf_compress(3), elf_errno(3), libelf(3), elf(5)


ATTRIBUTES
       For an explanation of the terms used in this section, see
       attributes(7).

       +--------------------------------------------+---------------+---------+
       |Interface                                   | Attribute     | Value   |
       +--------------------------------------------+---------------+---------+
       |elf32_getchdr (), elf64_getchdr ()          | Thread safety | MT-Safe |
       +--------------------------------------------+---------------+---------+

REPORTING BUGS
       Report bugs to <elfutils-devel@sourceware.org> or
       https://sourceware.org/bugzilla/.


HISTORY
       elf32_getchdr first appeared in elfutils 0.165.

Libelf                            2024-08-14                  ELF32_GETCHDR(3)