diff options
Diffstat (limited to 'pkgs/development/tools/misc/binutils/pt-pax-flags.patch')
-rw-r--r-- | pkgs/development/tools/misc/binutils/pt-pax-flags.patch | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/pkgs/development/tools/misc/binutils/pt-pax-flags.patch b/pkgs/development/tools/misc/binutils/pt-pax-flags.patch deleted file mode 100644 index 3c060012ad0e..000000000000 --- a/pkgs/development/tools/misc/binutils/pt-pax-flags.patch +++ /dev/null @@ -1,233 +0,0 @@ ---- binutils-2.15.94.0.2.2.orig/bfd/elf-bfd.h 2005-02-07 20:42:44.000000000 +0100 -+++ binutils-2.15.94.0.2.2/bfd/elf-bfd.h 2005-02-20 13:13:17.362558200 +0100 -@@ -1266,6 +1266,9 @@ - /* Should the PT_GNU_RELRO segment be emitted? */ - bfd_boolean relro; - -+ /* Segment flags for the PT_PAX_FLAGS segment. */ -+ unsigned int pax_flags; -+ - /* Symbol version definitions in external objects. */ - Elf_Internal_Verdef *verdef; - ---- binutils-2.17.50.0.18/bfd/elf.c.orig 2007-08-01 11:12:02.000000000 -0400 -+++ binutils-2.17.50.0.18/bfd/elf.c 2007-08-01 14:27:36.086986774 -0400 -@@ -1085,6 +1085,7 @@ - case PT_GNU_EH_FRAME: pt = "EH_FRAME"; break; - case PT_GNU_STACK: pt = "STACK"; break; - case PT_GNU_RELRO: pt = "RELRO"; break; -+ case PT_PAX_FLAGS: pt = "PAX_FLAGS"; break; - default: pt = NULL; break; - } - return pt; -@@ -2346,6 +2347,9 @@ - case PT_GNU_RELRO: - return _bfd_elf_make_section_from_phdr (abfd, hdr, hdr_index, "relro"); - -+ case PT_PAX_FLAGS: -+ return _bfd_elf_make_section_from_phdr (abfd, hdr, hdr_index, "pax_flags"); -+ - default: - /* Check for any processor-specific program segment types. */ - bed = get_elf_backend_data (abfd); -@@ -3326,6 +3330,11 @@ - ++segs; - } - -+ { -+ /* We need a PT_PAX_FLAGS segment. */ -+ ++segs; -+ } -+ - for (s = abfd->sections; s != NULL; s = s->next) - { - if ((s->flags & SEC_LOAD) != 0 -@@ -3945,6 +3954,20 @@ - pm = &m->next; - } - -+ { -+ amt = sizeof (struct elf_segment_map); -+ m = bfd_zalloc (abfd, amt); -+ if (m == NULL) -+ goto error_return; -+ m->next = NULL; -+ m->p_type = PT_PAX_FLAGS; -+ m->p_flags = elf_tdata (abfd)->pax_flags; -+ m->p_flags_valid = 1; -+ -+ *pm = m; -+ pm = &m->next; -+ } -+ - free (sections); - elf_tdata (abfd)->segment_map = mfirst; - } -@@ -5129,7 +5152,8 @@ - 5. PT_GNU_STACK segments do not include any sections. - 6. PT_TLS segment includes only SHF_TLS sections. - 7. SHF_TLS sections are only in PT_TLS or PT_LOAD segments. -- 8. PT_DYNAMIC should not contain empty sections at the beginning -+ 8. PT_PAX_FLAGS segments do not include any sections. -+ 9. PT_DYNAMIC should not contain empty sections at the beginning - (with the possible exception of .dynamic). */ - #define IS_SECTION_IN_INPUT_SEGMENT(section, segment, bed) \ - ((((segment->p_paddr \ -@@ -5138,6 +5162,7 @@ - && (section->flags & SEC_ALLOC) != 0) \ - || IS_COREFILE_NOTE (segment, section)) \ - && segment->p_type != PT_GNU_STACK \ -+ && segment->p_type != PT_PAX_FLAGS \ - && (segment->p_type != PT_TLS \ - || (section->flags & SEC_THREAD_LOCAL)) \ - && (segment->p_type == PT_LOAD \ ---- binutils-2.23.52.0.1/bfd/elflink.c.orig 2013-02-27 21:28:03.000000000 +0100 -+++ binutils-2.23.52.0.1/bfd/elflink.c 2013-03-01 17:32:44.922717879 +0100 -@@ -5764,18 +5764,32 @@ - && ! (*bed->elf_backend_always_size_sections) (output_bfd, info)) - return FALSE; - -+ elf_tdata (output_bfd)->pax_flags = PF_NORANDEXEC; -+ -+ if (info->execheap) -+ elf_tdata (output_bfd)->pax_flags |= PF_NOMPROTECT; -+ else if (info->noexecheap) -+ elf_tdata (output_bfd)->pax_flags |= PF_MPROTECT; -+ - /* Determine any GNU_STACK segment requirements, after the backend - has had a chance to set a default segment size. */ - if (info->execstack) -+ { - elf_stack_flags (output_bfd) = PF_R | PF_W | PF_X; -+ elf_tdata (output_bfd)->pax_flags |= PF_EMUTRAMP; -+ } - else if (info->noexecstack) -+ { - elf_stack_flags (output_bfd) = PF_R | PF_W; -+ elf_tdata (output_bfd)->pax_flags |= PF_NOEMUTRAMP; -+ } - else - { - bfd *inputobj; - asection *notesec = NULL; - int exec = 0; - -+ elf_tdata (output_bfd)->pax_flags |= PF_NOEMUTRAMP; - for (inputobj = info->input_bfds; - inputobj; - inputobj = inputobj->link_next) -@@ -5789,7 +5803,11 @@ - if (s) - { - if (s->flags & SEC_CODE) -- exec = PF_X; -+ { -+ elf_tdata (output_bfd)->pax_flags &= ~PF_NOEMUTRAMP; -+ elf_tdata (output_bfd)->pax_flags |= PF_EMUTRAMP; -+ exec = PF_X; -+ } - notesec = s; - } - else if (bed->default_execstack) ---- binutils-2.15.94.0.2.2.orig/binutils/readelf.c 2005-02-18 07:14:30.000000000 +0100 -+++ binutils-2.15.94.0.2.2/binutils/readelf.c 2005-02-20 13:13:17.470541784 +0100 -@@ -2293,6 +2293,7 @@ - return "GNU_EH_FRAME"; - case PT_GNU_STACK: return "GNU_STACK"; - case PT_GNU_RELRO: return "GNU_RELRO"; -+ case PT_PAX_FLAGS: return "PAX_FLAGS"; - - default: - if ((p_type >= PT_LOPROC) && (p_type <= PT_HIPROC)) ---- binutils-2.15.94.0.2.2.orig/include/bfdlink.h 2004-11-22 21:33:32.000000000 +0100 -+++ binutils-2.15.94.0.2.2/include/bfdlink.h 2005-02-20 13:13:17.476540872 +0100 -@@ -313,6 +313,14 @@ - flags. */ - unsigned int noexecstack: 1; - -+ /* TRUE if PT_PAX_FLAGS segment should be created with PF_NOMPROTECT -+ flags. */ -+ unsigned int execheap: 1; -+ -+ /* TRUE if PT_PAX_FLAGS segment should be created with PF_MPROTECT -+ flags. */ -+ unsigned int noexecheap: 1; -+ - /* TRUE if PT_GNU_RELRO segment should be created. */ - unsigned int relro: 1; - ---- binutils-2.15.94.0.2.2.orig/include/elf/common.h 2004-11-22 21:33:32.000000000 +0100 -+++ binutils-2.15.94.0.2.2/include/elf/common.h 2005-02-20 13:13:17.482539960 +0100 -@@ -423,6 +423,7 @@ - #define PT_SUNW_EH_FRAME PT_GNU_EH_FRAME /* Solaris uses the same value */ - #define PT_GNU_STACK (PT_LOOS + 0x474e551) /* Stack flags */ - #define PT_GNU_RELRO (PT_LOOS + 0x474e552) /* Read-only after relocation */ -+#define PT_PAX_FLAGS (PT_LOOS + 0x5041580) /* PaX flags */ - - /* Program segment permissions, in program header p_flags field. */ - -@@ -433,6 +434,19 @@ - #define PF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */ - #define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */ - -+#define PF_PAGEEXEC (1 << 4) /* Enable PAGEEXEC */ -+#define PF_NOPAGEEXEC (1 << 5) /* Disable PAGEEXEC */ -+#define PF_SEGMEXEC (1 << 6) /* Enable SEGMEXEC */ -+#define PF_NOSEGMEXEC (1 << 7) /* Disable SEGMEXEC */ -+#define PF_MPROTECT (1 << 8) /* Enable MPROTECT */ -+#define PF_NOMPROTECT (1 << 9) /* Disable MPROTECT */ -+#define PF_RANDEXEC (1 << 10) /* Enable RANDEXEC */ -+#define PF_NORANDEXEC (1 << 11) /* Disable RANDEXEC */ -+#define PF_EMUTRAMP (1 << 12) /* Enable EMUTRAMP */ -+#define PF_NOEMUTRAMP (1 << 13) /* Disable EMUTRAMP */ -+#define PF_RANDMMAP (1 << 14) /* Enable RANDMMAP */ -+#define PF_NORANDMMAP (1 << 15) /* Disable RANDMMAP */ -+ - /* Values for section header, sh_type field. */ - - #define SHT_NULL 0 /* Section header table entry unused */ ---- binutils-2.18.50.0.1/ld/emultempl/elf32.em.orig 2007-09-08 19:34:12.000000000 +0200 -+++ binutils-2.18.50.0.1/ld/emultempl/elf32.em 2007-09-15 21:41:35.688212063 +0200 -@@ -2139,6 +2139,16 @@ - link_info.noexecstack = TRUE; - link_info.execstack = FALSE; - } -+ else if (strcmp (optarg, "execheap") == 0) -+ { -+ link_info.execheap = TRUE; -+ link_info.noexecheap = FALSE; -+ } -+ else if (strcmp (optarg, "noexecheap") == 0) -+ { -+ link_info.noexecheap = TRUE; -+ link_info.execheap = FALSE; -+ } - EOF - - if test -n "$COMMONPAGESIZE"; then ---- binutils-2.15.94.0.2.2.orig/ld/ldgram.y 2004-11-22 21:33:32.000000000 +0100 -+++ binutils-2.15.94.0.2.2/ld/ldgram.y 2005-02-20 13:13:17.499537376 +0100 -@@ -1073,6 +1073,8 @@ - $$ = exp_intop (0x6474e550); - else if (strcmp (s, "PT_GNU_STACK") == 0) - $$ = exp_intop (0x6474e551); -+ else if (strcmp (s, "PT_PAX_FLAGS") == 0) -+ $$ = exp_intop (0x65041580); - else - { - einfo (_("\ ---- binutils-2.26/ld/lexsup.c.orig 2015-11-13 09:27:42.000000000 +0100 -+++ binutils-2.26/ld/lexsup.c 2016-01-26 21:08:41.787138458 +0100 -@@ -1793,8 +1793,12 @@ - fprintf (file, _("\ - -z muldefs Allow multiple definitions\n")); - fprintf (file, _("\ -+ -z execheap Mark executable as requiring executable heap\n")); -+ fprintf (file, _("\ - -z execstack Mark executable as requiring executable stack\n")); - fprintf (file, _("\ -+ -z noexecheap Mark executable as not requiring executable heap\n")); -+ fprintf (file, _("\ - -z noexecstack Mark executable as not requiring executable stack\n")); - } - |