linux-nat: Exploit /proc/<pid>/mem for writing

[deliverable/binutils-gdb.git] / bfd / elf32-moxie.c

diff --git a/bfd/elf32-moxie.c b/bfd/elf32-moxie.c
index a2215db142160bc992b8c32c2b76b36babcdcb91..fde9b6437be012e95058a3790666573a02086f47 100644 (file)
--- a/bfd/elf32-moxie.c
+++ b/bfd/elf32-moxie.c
@@ -1,9 +1,8 @@
 /* moxie-specific support for 32-bit ELF.
-   Copyright 2009, 2010, 2012 Free Software Foundation, Inc.
+   Copyright (C) 2009-2017 Free Software Foundation, Inc.
 
    Copied from elf32-fr30.c which is..
-   Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 1998-2017 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -35,11 +34,11 @@ static reloc_howto_type moxie_elf_howto_table [] =
   /* This reloc does nothing.  */
   HOWTO (R_MOXIE_NONE,         /* type */
         0,                     /* rightshift */
-        2,                     /* size (0 = byte, 1 = short, 2 = long) */
-        32,                    /* bitsize */
+        3,                     /* size (0 = byte, 1 = short, 2 = long) */
+        0,                     /* bitsize */
         FALSE,                 /* pc_relative */
         0,                     /* bitpos */
-        complain_overflow_bitfield, /* complain_on_overflow */
+        complain_overflow_dont, /* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_MOXIE_NONE",                /* name */
         FALSE,                 /* partial_inplace */
@@ -100,7 +99,7 @@ moxie_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
   unsigned int i;
 
   for (i = sizeof (moxie_reloc_map) / sizeof (moxie_reloc_map[0]);
-       --i;)
+       i--;)
     if (moxie_reloc_map [i].bfd_reloc_val == code)
       return & moxie_elf_howto_table [moxie_reloc_map[i].moxie_reloc_val];
 
@@ -132,7 +131,12 @@ moxie_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED,
   unsigned int r_type;
 
   r_type = ELF32_R_TYPE (dst->r_info);
-  BFD_ASSERT (r_type < (unsigned int) R_MOXIE_max);
+  if (r_type >= (unsigned int) R_MOXIE_max)
+    {
+      /* xgettext:c-format */
+      _bfd_error_handler (_("%B: invalid Moxie reloc number: %d"), abfd, r_type);
+      r_type = 0;
+    }
   cache_ptr->howto = & moxie_elf_howto_table [r_type];
 }
 \f
@@ -254,7 +258,7 @@ moxie_elf_relocate_section (bfd *output_bfd,
        RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
                                         rel, 1, relend, howto, 0, contents);
 
-      if (info->relocatable)
+      if (bfd_link_relocatable (info))
        continue;
 
       r = moxie_final_link_relocate (howto, input_bfd, input_section,
@@ -267,15 +271,14 @@ moxie_elf_relocate_section (bfd *output_bfd,
          switch (r)
            {
            case bfd_reloc_overflow:
-             r = info->callbacks->reloc_overflow
+             (*info->callbacks->reloc_overflow)
                (info, (h ? &h->root : NULL), name, howto->name,
                 (bfd_vma) 0, input_bfd, input_section, rel->r_offset);
              break;
 
            case bfd_reloc_undefined:
-             r = info->callbacks->undefined_symbol
-               (info, name, input_bfd, input_section, rel->r_offset,
-                TRUE);
+             (*info->callbacks->undefined_symbol)
+               (info, name, input_bfd, input_section, rel->r_offset, TRUE);
              break;
 
            case bfd_reloc_outofrange:
@@ -296,11 +299,8 @@ moxie_elf_relocate_section (bfd *output_bfd,
            }
 
          if (msg)
-           r = info->callbacks->warning
-             (info, msg, name, input_bfd, input_section, rel->r_offset);
-
-         if (! r)
-           return FALSE;
+           (*info->callbacks->warning) (info, msg, name, input_bfd,
+                                        input_section, rel->r_offset);
        }
     }
 
@@ -335,7 +335,7 @@ moxie_elf_check_relocs (bfd *abfd,
   const Elf_Internal_Rela *rel;
   const Elf_Internal_Rela *rel_end;
 
-  if (info->relocatable)
+  if (bfd_link_relocatable (info))
     return TRUE;
 
   symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
@@ -368,11 +368,12 @@ moxie_elf_check_relocs (bfd *abfd,
 \f
 #define ELF_ARCH               bfd_arch_moxie
 #define ELF_MACHINE_CODE       EM_MOXIE
+#define ELF_MACHINE_ALT1        EM_MOXIE_OLD
 #define ELF_MAXPAGESIZE                0x1
 
-#define TARGET_BIG_SYM          bfd_elf32_bigmoxie_vec
+#define TARGET_BIG_SYM          moxie_elf32_be_vec
 #define TARGET_BIG_NAME                "elf32-bigmoxie"
-#define TARGET_LITTLE_SYM       bfd_elf32_littlemoxie_vec
+#define TARGET_LITTLE_SYM       moxie_elf32_le_vec
 #define TARGET_LITTLE_NAME     "elf32-littlemoxie"
 
 #define elf_info_to_howto_rel                  NULL