/* readelf.c -- display contents of an ELF format file
- Copyright (C) 1998-2019 Free Software Foundation, Inc.
+ Copyright (C) 1998-2020 Free Software Foundation, Inc.
Originally developed by Eric Youngdale <eric@andante.jic.com>
Modifications by Nick Clifton <nickc@redhat.com>
return find_section (filedata, name);
}
-/* Read an unsigned LEB128 encoded value from DATA.
- Set *LENGTH_RETURN to the number of bytes read. */
-
-static inline unsigned long
-read_uleb128 (unsigned char * data,
- unsigned int * length_return,
- const unsigned char * const end)
-{
- return read_leb128 (data, length_return, FALSE, end);
-}
-
/* Return TRUE if the current file is for IA-64 machine and OpenVMS ABI.
This OS has so many departures from the ELF standard that we test it at
many places. */
return FALSE;
}
- init_dwarf_regnames (header->e_machine);
+ init_dwarf_regnames_by_elf_machine_code (header->e_machine);
if (do_header)
{
}
else
{
- offset = read_uleb128 (buf, &len, buf + i + 1);
+ offset = read_leb128 (buf, buf + i + 1, FALSE, &len, NULL);
assert (len == i + 1);
offset = offset * 4 + 0x204;
printf ("vsp = vsp + %ld", offset);
return FALSE;
}
- offset = read_uleb128 (buf, &len, buf + i + 1);
+ offset = read_leb128 (buf, buf + i + 1, FALSE, &len, NULL);
assert (len == i + 1);
offset = offset * 8 + 0x408;
printf (_("sp = sp + %ld"), offset);
return TRUE;
}
-#define IN_RANGE(START,END,ADDR,OFF) \
- (((ADDR) >= (START)) && ((ADDR) + (OFF) < (END)))
+/* A macro which evaluates to TRUE if the region ADDR .. ADDR + NELEM
+ is contained by the region START .. END. The types of ADDR, START
+ and END should all be the same. Note both ADDR + NELEM and END
+ point to just beyond the end of the regions that are being tested. */
+#define IN_RANGE(START,END,ADDR,NELEM) \
+ (((ADDR) >= (START)) && ((ADDR) < (END)) && ((ADDR) + (NELEM) <= (END)))
/* Check to see if the given reloc needs to be handled in a target specific
manner. If so then process the reloc and return TRUE otherwise return
}
rloc = start + rp->r_offset;
- if (rloc >= end || (rloc + reloc_size) > end || (rloc < start))
+ if (!IN_RANGE (start, end, rloc, reloc_size))
{
warn (_("skipping invalid relocation offset 0x%lx in section %s\n"),
(unsigned long) rp->r_offset,
}
else
{
- unsigned int len;
-
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf ("%ld (0x%lx)\n", val, val);
}
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case Tag_ARC_PCS_config:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_PCS_config: ");
switch (val)
{
break;
case Tag_ARC_CPU_base:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_CPU_base: ");
switch (val)
{
break;
case Tag_ARC_CPU_variation:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_CPU_variation: ");
switch (val)
{
break;
case Tag_ARC_ABI_rf16:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_rf16: %s\n", val ? _("yes") : _("no"));
break;
case Tag_ARC_ABI_osver:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_osver: v%d\n", val);
break;
case Tag_ARC_ABI_pic:
case Tag_ARC_ABI_sda:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (tag == Tag_ARC_ABI_sda ? " Tag_ARC_ABI_sda: "
: " Tag_ARC_ABI_pic: ");
switch (val)
break;
case Tag_ARC_ABI_tls:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_tls: %s\n", val ? "r25": "none");
break;
case Tag_ARC_ABI_enumsize:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_enumsize: %s\n", val ? _("default") :
_("smallest"));
break;
case Tag_ARC_ABI_exceptions:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_exceptions: %s\n", val ? _("OPTFP")
: _("default"));
break;
case Tag_ARC_ABI_double_size:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ABI_double_size: %d\n", val);
break;
break;
case Tag_ARC_ISA_mpy_option:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ISA_mpy_option: %d\n", val);
break;
case Tag_ARC_ATR_version:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ARC_ATR_version: %d\n", val);
break;
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
unsigned int val;
arm_attr_public_tag * attr;
unsigned i;
unsigned int type;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
attr = NULL;
for (i = 0; i < ARRAY_SIZE (arm_attr_public_tags); i++)
{
switch (tag)
{
case 7: /* Tag_CPU_arch_profile. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case 24: /* Tag_align_needed. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case 25: /* Tag_align_preserved. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
case 32: /* Tag_compatibility. */
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (_("flag = %d, vendor = "), val);
if (p < end - 1)
{
break;
case 65: /* Tag_also_compatible_with. */
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
if (val == 6 /* Tag_CPU_arch. */)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
if ((unsigned int) val >= ARRAY_SIZE (arm_attr_tag_CPU_arch))
printf ("??? (%d)\n", val);
else
default:
assert (attr->type & 0x80);
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
type = attr->type & 0x7f;
if (val >= type)
printf ("??? (%d)\n", val);
unsigned char * (* display_proc_gnu_attribute) (unsigned char *, unsigned int, const unsigned char * const),
const unsigned char * const end)
{
- int tag;
- unsigned int len;
+ unsigned int tag;
unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
/* Tag_compatibility is the only generic GNU attribute defined at
present. */
if (tag == 32)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (_("flag = %d, vendor = "), val);
if (p == end)
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
unsigned int val;
if (tag == Tag_GNU_Power_ABI_FP)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_FP: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 15)
printf ("(%#x), ", val);
if (tag == Tag_GNU_Power_ABI_Vector)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_Vector: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 3)
printf ("(%#x), ", val);
if (tag == Tag_GNU_Power_ABI_Struct_Return)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_Power_ABI_Struct_Return: ");
- if (len == 0)
+ if (p == end)
{
printf (_("<corrupt>\n"));
return p;
}
+ READ_ULEB (val, p, end);
if (val > 2)
printf ("(%#x), ", val);
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
- int val;
+ unsigned int val;
if (tag == Tag_GNU_S390_ABI_Vector)
{
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_S390_ABI_Vector: ");
+ READ_ULEB (val, p, end);
switch (val)
{
unsigned int tag,
const unsigned char * const end)
{
- unsigned int len;
- int val;
+ unsigned int val;
if (tag == Tag_GNU_Sparc_HWCAPS)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_GNU_Sparc_HWCAPS: ");
display_sparc_hwcaps (val);
return p;
}
if (tag == Tag_GNU_Sparc_HWCAPS2)
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_GNU_Sparc_HWCAPS2: ");
display_sparc_hwcaps2 (val);
return p;
{
if (tag == Tag_GNU_MIPS_ABI_FP)
{
- unsigned int len;
unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MIPS_ABI_FP: ");
-
+ READ_ULEB (val, p, end);
print_mips_fp_abi_value (val);
-
return p;
}
if (tag == Tag_GNU_MIPS_ABI_MSA)
{
- unsigned int len;
unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MIPS_ABI_MSA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
const unsigned char * const end)
{
unsigned int tag;
- unsigned int len;
- int val;
+ unsigned int val;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case Tag_ISA:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ISA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
return p;
case Tag_ABI_wchar_t:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ABI_wchar_t: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
return p;
case Tag_ABI_stack_align_needed:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ABI_stack_align_needed: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
return p;
case Tag_ABI_stack_align_preserved:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_stack_align_preserved: ");
switch (val)
{
return p;
case Tag_ABI_DSBT:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_DSBT: ");
switch (val)
{
return p;
case Tag_ABI_PID:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_PID: ");
switch (val)
{
return p;
case Tag_ABI_PIC:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_PIC: ");
switch (val)
{
return p;
case Tag_ABI_array_object_alignment:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_array_object_alignment: ");
switch (val)
{
return p;
case Tag_ABI_array_object_align_expected:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_array_object_align_expected: ");
switch (val)
{
case Tag_ABI_compatibility:
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf (" Tag_ABI_compatibility: ");
printf (_("flag = %d, vendor = "), val);
if (p < end - 1)
display_msp430x_attribute (unsigned char * p,
const unsigned char * const end)
{
- unsigned int len;
unsigned int val;
unsigned int tag;
- tag = read_uleb128 (p, & len, end);
- p += len;
+ READ_ULEB (tag, p, end);
switch (tag)
{
case OFBA_MSPABI_Tag_ISA:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_ISA: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case OFBA_MSPABI_Tag_Code_Model:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_Code_Model: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
break;
case OFBA_MSPABI_Tag_Data_Model:
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_Data_Model: ");
+ READ_ULEB (val, p, end);
switch (val)
{
case 0: printf (_("None\n")); break;
}
else
{
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
printf ("%d (0x%x)\n", val, val);
}
break;
{
if (tag == Tag_GNU_MSP430_Data_Region)
{
- unsigned int len;
- int val;
+ unsigned int val;
- val = read_uleb128 (p, &len, end);
- p += len;
printf (" Tag_GNU_MSP430_Data_Region: ");
+ READ_ULEB (val, p, end);
switch (val)
{
printf (_("Lower Region Only\n"));
break;
default:
- printf ("??? (%d)\n", val);
+ printf ("??? (%u)\n", val);
}
return p;
}
struct riscv_attr_tag_t {
const char *name;
- int tag;
+ unsigned int tag;
};
static struct riscv_attr_tag_t riscv_attr_tag[] =
display_riscv_attribute (unsigned char *p,
const unsigned char * const end)
{
- unsigned int len;
- int val;
- int tag;
+ unsigned int val;
+ unsigned int tag;
struct riscv_attr_tag_t *attr = NULL;
unsigned i;
- tag = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (tag, p, end);
/* Find the name of attribute. */
for (i = 0; i < ARRAY_SIZE (riscv_attr_tag); i++)
case Tag_RISCV_priv_spec:
case Tag_RISCV_priv_spec_minor:
case Tag_RISCV_priv_spec_revision:
- val = read_uleb128 (p, &len, end);
- p += len;
- printf (_("%d\n"), val);
+ READ_ULEB (val, p, end);
+ printf (_("%u\n"), val);
break;
case Tag_RISCV_unaligned_access:
- val = read_uleb128 (p, &len, end);
- p += len;
+ READ_ULEB (val, p, end);
switch (val)
{
case 0:
}
break;
case Tag_RISCV_stack_align:
- val = read_uleb128 (p, &len, end);
- p += len;
- printf (_("%d-bytes\n"), val);
+ READ_ULEB (val, p, end);
+ printf (_("%u-bytes\n"), val);
break;
case Tag_RISCV_arch:
p = display_tag_value (-1, p, end);
while (attr_len > 0 && p < contents + sect->sh_size)
{
int tag;
- int val;
+ unsigned int val;
bfd_vma size;
unsigned char * end;
do_numlist:
for (;;)
{
- unsigned int j;
-
- val = read_uleb128 (p, &j, end);
- p += j;
+ READ_ULEB (val, p, end);
if (val == 0)
break;
printf (" %d", val);
projects / deliverable / binutils-gdb.git / blobdiff