/* 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>
#include "elf/xgate.h"
#include "elf/xstormy16.h"
#include "elf/xtensa.h"
+#include "elf/z80.h"
#include "getopt.h"
#include "libiberty.h"
else
rtype = elf_nfp_reloc_type (type);
break;
+
+ case EM_Z80:
+ rtype = elf_z80_reloc_type (type);
+ break;
}
if (rtype == NULL)
if (e_flags & ~ EF_MSP430_MACH)
strcat (buf, _(": unknown extra flag bits also present"));
+ break;
+
+ case EM_Z80:
+ switch (e_flags & EF_Z80_MACH_MSK)
+ {
+ case EF_Z80_MACH_Z80: strcat (buf, ", Z80"); break;
+ case EF_Z80_MACH_Z180: strcat (buf, ", Z180"); break;
+ case EF_Z80_MACH_R800: strcat (buf, ", R800"); break;
+ case EF_Z80_MACH_EZ80_Z80: strcat (buf, ", EZ80"); break;
+ case EF_Z80_MACH_EZ80_ADL: strcat (buf, ", EZ80, ADL"); break;
+ case EF_Z80_MACH_GBZ80: strcat (buf, ", GBZ80"); break;
+ default:
+ strcat (buf, _(", unknown")); break;
+ }
+ break;
}
}
case EM_XTENSA_OLD:
case EM_XTENSA:
return reloc_type == 1; /* R_XTENSA_32. */
+ case EM_Z80:
+ return reloc_type == 6; /* R_Z80_32. */
default:
{
static unsigned int prev_warn = 0;
return reloc_type == 4; /* R_MN10200_24. */
case EM_FT32:
return reloc_type == 5; /* R_FT32_20. */
+ case EM_Z80:
+ return reloc_type == 5; /* R_Z80_24. */
default:
return FALSE;
}
return reloc_type == 2; /* R_XC16C_ABS_16. */
case EM_XGATE:
return reloc_type == 3; /* R_XGATE_16. */
+ case EM_Z80:
+ return reloc_type == 4; /* R_Z80_16. */
default:
return FALSE;
}
{
case EM_RISCV:
return reloc_type == 54; /* R_RISCV_SET8. */
+ case EM_Z80:
+ return reloc_type == 1; /* R_Z80_8. */
default:
return FALSE;
}
case EM_TI_C6000:/* R_C6000_NONE. */
case EM_X86_64: /* R_X86_64_NONE. */
case EM_XC16X:
+ case EM_Z80: /* R_Z80_NONE. */
case EM_WEBASSEMBLY: /* R_WASM32_NONE. */
return reloc_type == 0;
return TRUE;
}
+#if HAVE_LIBDEBUGINFOD
+/* Return a hex string representation of the build-id. */
+unsigned char *
+get_build_id (void * data)
+{
+ Filedata * filedata = (Filedata *)data;
+ Elf_Internal_Shdr * shdr;
+ unsigned long i;
+
+ /* Iterate through notes to find note.gnu.build-id. */
+ for (i = 0, shdr = filedata->section_headers;
+ i < filedata->file_header.e_shnum && shdr != NULL;
+ i++, shdr++)
+ {
+ if (shdr->sh_type != SHT_NOTE)
+ continue;
+
+ char * next;
+ char * end;
+ size_t data_remaining;
+ size_t min_notesz;
+ Elf_External_Note * enote;
+ Elf_Internal_Note inote;
+
+ bfd_vma offset = shdr->sh_offset;
+ bfd_vma align = shdr->sh_addralign;
+ bfd_vma length = shdr->sh_size;
+
+ enote = (Elf_External_Note *) get_section_contents (shdr, filedata);
+ if (enote == NULL)
+ continue;
+
+ if (align < 4)
+ align = 4;
+ else if (align != 4 && align != 8)
+ continue;
+
+ end = (char *) enote + length;
+ data_remaining = end - (char *) enote;
+
+ if (!is_ia64_vms (filedata))
+ {
+ min_notesz = offsetof (Elf_External_Note, name);
+ if (data_remaining < min_notesz)
+ {
+ warn (ngettext ("debuginfod: Corrupt note: only %ld byte remains, "
+ "not enough for a full note\n",
+ "Corrupt note: only %ld bytes remain, "
+ "not enough for a full note\n",
+ data_remaining),
+ (long) data_remaining);
+ break;
+ }
+ data_remaining -= min_notesz;
+
+ inote.type = BYTE_GET (enote->type);
+ inote.namesz = BYTE_GET (enote->namesz);
+ inote.namedata = enote->name;
+ inote.descsz = BYTE_GET (enote->descsz);
+ inote.descdata = ((char *) enote
+ + ELF_NOTE_DESC_OFFSET (inote.namesz, align));
+ inote.descpos = offset + (inote.descdata - (char *) enote);
+ next = ((char *) enote
+ + ELF_NOTE_NEXT_OFFSET (inote.namesz, inote.descsz, align));
+ }
+ else
+ {
+ Elf64_External_VMS_Note *vms_enote;
+
+ /* PR binutils/15191
+ Make sure that there is enough data to read. */
+ min_notesz = offsetof (Elf64_External_VMS_Note, name);
+ if (data_remaining < min_notesz)
+ {
+ warn (ngettext ("debuginfod: Corrupt note: only %ld byte remains, "
+ "not enough for a full note\n",
+ "Corrupt note: only %ld bytes remain, "
+ "not enough for a full note\n",
+ data_remaining),
+ (long) data_remaining);
+ break;
+ }
+ data_remaining -= min_notesz;
+
+ vms_enote = (Elf64_External_VMS_Note *) enote;
+ inote.type = BYTE_GET (vms_enote->type);
+ inote.namesz = BYTE_GET (vms_enote->namesz);
+ inote.namedata = vms_enote->name;
+ inote.descsz = BYTE_GET (vms_enote->descsz);
+ inote.descdata = inote.namedata + align_power (inote.namesz, 3);
+ inote.descpos = offset + (inote.descdata - (char *) enote);
+ next = inote.descdata + align_power (inote.descsz, 3);
+ }
+
+ /* Skip malformed notes. */
+ if ((size_t) (inote.descdata - inote.namedata) < inote.namesz
+ || (size_t) (inote.descdata - inote.namedata) > data_remaining
+ || (size_t) (next - inote.descdata) < inote.descsz
+ || ((size_t) (next - inote.descdata)
+ > data_remaining - (size_t) (inote.descdata - inote.namedata)))
+ {
+ warn (_("debuginfod: note with invalid namesz and/or descsz found\n"));
+ warn (_(" type: 0x%lx, namesize: 0x%08lx, descsize: 0x%08lx, alignment: %u\n"),
+ inote.type, inote.namesz, inote.descsz, (int) align);
+ continue;
+ }
+
+ /* Check if this is the build-id note. If so then convert the build-id
+ bytes to a hex string. */
+ if (inote.namesz > 0
+ && const_strneq (inote.namedata, "GNU")
+ && inote.type == NT_GNU_BUILD_ID)
+ {
+ unsigned long j;
+ char * build_id;
+
+ build_id = malloc (inote.descsz * 2 + 1);
+ if (build_id == NULL)
+ return NULL;
+
+ for (j = 0; j < inote.descsz; ++j)
+ sprintf (build_id + (j * 2), "%02x", inote.descdata[j] & 0xff);
+ build_id[inote.descsz * 2] = '\0';
+
+ return (unsigned char *)build_id;
+ }
+ }
+
+ return NULL;
+}
+#endif /* HAVE_LIBDEBUGINFOD */
+
/* If this is not NULL, load_debug_section will only look for sections
within the list of sections given here. */
static unsigned int * section_subset = NULL;