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* elf/dl-load.c (open_verify): In case VALID_ELF_HEADER is

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defined, allow additional data to be added using the optional
	MORE_ELF_HEADER_DATA macro.
	* sysdeps/unix/sysv/linux/ldsodefs.h (VALID_ELF_HEADER,
	VALID_ELF_OSABI, VALID_ELF_ABIVERSION, MORE_ELF_HEADER_DATA): Define.
This commit is contained in:
Ulrich Drepper
2009-02-10 17:21:29 +00:00
parent 6c03cd11e9
commit 40e2fc8b70
3 changed files with 32 additions and 2 deletions
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4
elf/dl-load.c
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@@ -1,5 +1,5 @@
/* Map in a shared object's segments from the file.
Copyright (C) 1995-2005, 2006, 2007 Free Software Foundation, Inc.
Copyright (C) 1995-2005, 2006, 2007, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -1574,6 +1574,8 @@ open_verify (const char *name, struct filebuf *fbp, struct link_map *loader,
# define VALID_ELF_HEADER(hdr,exp,size) (memcmp (hdr, exp, size) == 0)
# define VALID_ELF_OSABI(osabi) (osabi == ELFOSABI_SYSV)
# define VALID_ELF_ABIVERSION(ver) (ver == 0)
#elif defined MORE_ELF_HEADER_DATA
MORE_ELF_HEADER_DATA;
#endif
static const unsigned char expected[EI_PAD] =
{