NAME
elf_getident —
return the initial bytes of a
file
LIBRARY
library “libelf”
SYNOPSIS
#include
<libelf.h>
char *
elf_getident(Elf
*elf, size_t
*sz);
DESCRIPTION
Function
elf_getident()
returns a pointer to the initial bytes of the file for descriptor
elf.
If argument sz is non-null, the size of the identification area returned is written to the location pointed to by sz. This location is set to zero on errors.
RETURN VALUES
Function elf_getident() will return a
non-NULL pointer to the initial bytes of the file if successful, or NULL if
an error condition is detected.
ERRORS
Function elf_getident() can fail with the
following errors:
- [
ELF_E_ARGUMENT] - A NULL value was passed in for argument elf.
- [
ELF_E_SEQUENCE] - ELF descriptor elf was opened for writing and
function
elf_getident() was called before a call to elf_update(3).
SEE ALSO
elf(3), elf32_getehdr(3), elf64_getehdr(3), elf_getarhdr(3), elf_getbase(3), elf_getflags(3), elf_kind(3), elf_rawfile(3), elf_update(3), gelf(3), gelf_getclass(3), gelf_getehdr(3)