[gentoo-commits] proj/pax-utils:master commit in: /

[Mike Frysinger]

commit:     579c7f16f20a531d47ef3cde14815ed0aa03f94e
Author:     Mike Frysinger <vapier <AT> gentoo <DOT> org>
AuthorDate: Sun Jan  3 22:22:48 2016 +0000
Commit:     Mike Frysinger <vapier <AT> gentoo <DOT> org>
CommitDate: Sun Jan  3 22:22:48 2016 +0000
URL:        https://gitweb.gentoo.org/proj/pax-utils.git/commit/?id=579c7f16

paxelf: add a helper for accessing e_flags

 paxelf.c | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/paxelf.c b/paxelf.c
index ff385c5..a353e57 100644
--- a/paxelf.c
+++ b/paxelf.c
@@ -108,6 +108,15 @@ const char *get_endian(elfobj *elf)
        }
 }
 
+/* translate elf EF_ defines -- tricky as it's based on EM_ */
+static unsigned int get_eflags(elfobj *elf)
+{
+       if (elf->elf_class == ELFCLASS32)
+               return EGET(EHDR32(elf->ehdr)->e_flags);
+       else
+               return EGET(EHDR64(elf->ehdr)->e_flags);
+}
+
 static int arm_eabi_poker(elfobj *elf)
 {
        unsigned int emachine, eflags;
@@ -115,16 +124,11 @@ static int arm_eabi_poker(elfobj *elf)
        if (ELFOSABI_NONE != elf->data[EI_OSABI])
                return -1;
 
-       if (elf->elf_class == ELFCLASS32) {
-               emachine = EHDR32(elf->ehdr)->e_machine;
-               eflags = EHDR32(elf->ehdr)->e_flags;
-       } else {
-               emachine = EHDR64(elf->ehdr)->e_machine;
-               eflags = EHDR64(elf->ehdr)->e_flags;
-       }
+       emachine = get_emtype(elf);
+       eflags = get_eflags(elf);
 
-       if (EGET(emachine) == EM_ARM)
-               return EF_ARM_EABI_VERSION(EGET(eflags)) >> 24;
+       if (emachine == EM_ARM)
+               return EF_ARM_EABI_VERSION(eflags) >> 24;
        else
                return -1;
 }