ELF: Properly redefine PT_GNU_* in terms of PT_LOOS

The PT_GNU_* program header types are actually offsets from PT_LOOS, so redefine them as such, reorder them, and add the missing PT_GNU_RELRO.

Kees Cook committed 4 years ago

Commit 4f0bfdf1 parent 7dc6ea71 file · +4 −3Browse files

Unified · Split

@@ -35,10 +35,11 @@ typedef __s64 Elf64_Sxword; · 34 unmodified lines
35	35	#define PT_HIOS 0x6fffffff /* OS-specific */
36	36	#define PT_LOPROC 0x70000000
37	37	#define PT_HIPROC 0x7fffffff
38		−#define PT_GNU_EH_FRAME 0x6474e550
39		−#define PT_GNU_PROPERTY 0x6474e553
40		−
	38	+#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550)
41	39	#define PT_GNU_STACK (PT_LOOS + 0x474e551)
	40	+#define PT_GNU_RELRO (PT_LOOS + 0x474e552)
	41	+#define PT_GNU_PROPERTY (PT_LOOS + 0x474e553)
	42	+
42	43
43	44	/*
44	45	* Extended Numbering