Commit e0d15896 authored by Thomas Weißschuh's avatar Thomas Weißschuh Committed by Thomas Gleixner
Browse files

elf, uapi: Add types ElfXX_Verdef and ElfXX_Veraux 



The types are used by tools/testing/selftests/vDSO/parse_vdso.c.

To be able to build the vDSO selftests without a libc dependency,
add the types to the kernels own UAPI headers.

Signed-off-by: default avatarThomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarKees Cook <kees@kernel.org>
Reviewed-by: default avatarVincenzo Frascino <vincenzo.frascino@arm.com>
Acked-by: default avatarShuah Khan <skhan@linuxfoundation.org>
Link: https://refspecs.linuxfoundation.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/symversion.html#VERDEFEXTS
Link: https://lore.kernel.org/all/20250226-parse_vdso-nolibc-v2-6-28e14e031ed8@linutronix.de
parent 2c86f604

include/uapi/linux/elf.h

+30 −0
Original line number Diff line number Diff line
@@ -491,4 +491,34 @@ typedef struct elf64_note { 
/* Bits for GNU_PROPERTY_AARCH64_FEATURE_1_BTI */

#define GNU_PROPERTY_AARCH64_FEATURE_1_BTI	(1U << 0)



typedef struct {

  Elf32_Half	vd_version;

  Elf32_Half	vd_flags;

  Elf32_Half	vd_ndx;

  Elf32_Half	vd_cnt;

  Elf32_Word	vd_hash;

  Elf32_Word	vd_aux;

  Elf32_Word	vd_next;

} Elf32_Verdef;



typedef struct {

  Elf64_Half	vd_version;

  Elf64_Half	vd_flags;

  Elf64_Half	vd_ndx;

  Elf64_Half	vd_cnt;

  Elf64_Word	vd_hash;

  Elf64_Word	vd_aux;

  Elf64_Word	vd_next;

} Elf64_Verdef;



typedef struct {

  Elf32_Word    vda_name;

  Elf32_Word    vda_next;

} Elf32_Verdaux;



typedef struct {

  Elf64_Word    vda_name;

  Elf64_Word    vda_next;

} Elf64_Verdaux;



#endif /* _UAPI_LINUX_ELF_H */