2020-06-04  Mark Wielaard  <mark@klomp.org>

	* elf.h: Update from glibc.

2020-05-08  Mark Wielaard  <mark@klomp.org>

	* elf_strptr.c (elf_strptr): Check shdr is not NULL.

2020-05-08  Mark Wielaard  <mark@klomp.org>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Check

	__gelf_getehdr_rdlock return value.

2020-04-25  Mark Wielaard  <mark@klomp.org>

	* elf_compress.c (__libelf_compress): Remove free (out_buf).

2020-03-18  Omar Sandoval  <osandov@fb.com>

	* elf_getphdrnum.c (__elf_getphdrnum_rdlock): Call

	__elf{32,64}_getshdr_rdlock if the shdr is not cached.

2019-03-20  Matthias Maennich  <maennich@google.com>

	* elf_compress.c (__libelf_compress): Always call deflate_cleanup

	in failure path. Call deflateEnd only once.

	(__libelf_decompress): Call inflateEnd only once.

2019-06-18  Mark Wielaard  <mark@klomp.org>

	* common.h (allocate_elf): Use int64_t instead of off_t for offset.

	* elf32_newphdr.c (newphdr): Document why Elf32/64_Word is correct.

	* elf32_updatefile.c (fill): Use int64_t instead of off_t for pos.

	(updatefile): Define last_offset, shdr_offset and scn_start as

	int64_t instead of off_t.

	* elf32_updatenull.c: Define Elf32_SizeWord and Elf64_SizeWord.

	(updatenull_wrlock): Return int64_t instead of off_t. Define size,

	sh_entsize, sh_align and sh_size as SizeWords. Define offset as

	int64_t.  Cast data->d_off to SizeWord instead of GElf_Word. Drop

	size GElf_Word cast. Cast offset to SizeWord instead of GElf_Word

	when comparing with sh_size.

	* elf_begin.c (get_shnum): Define offset as int64_t instead of

	off_t. Document why use GElf_Word is correct.

	(file_read_elf): Define offset as int64_t instead of off_t.

	(__libelf_read_mmaped_file): Likewise.

	(read_unmmaped_file): Likewise.

	(read_file): Likewise.

	* elf_getaroff.c (elf_getaroff): Return int64_t.

	* elf_getbase.c (elf_getbase): Likewise.

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Define offset as

	int64_t instead of off_t.

	* elf_update.c (write_file): Return int64_t instead of off_t,

	define size as int64_t instead of off_t.

	(elf_update): Likewise.

	* libelfP.h (struct Elf): Define start_offset, sizestr_offset and

	offset as int64_t.

	(__libelf_read_mmaped_file): Define offset as int64_t.

	(__elf32_updatenull_wrlock): Return int64_t.

	(__elf64_updatenull_wrlock): Return int64_t.

2019-05-12  Mark Wielaard  <mark@klomp.org>

	* elf32_updatenull.c (updatenull_wrlock): Mark shdr_flags dirty if

	either offset or size changed.

2019-05-01  Mark Wielaard  <mark@klomp.org>

	* gelf_getnote.c (gelf_getnote): Check n_namesz doesn't overflow

	offset.

2019-04-30  Mark Wielaard  <mark@klomp.org>

	* note_xlate.h (elf_cvt_note): Indicate we only translated the note

	header if we ran out of data by updating len, src and dest.

2019-04-01  Mao Han  <han_mao@c-sky.com>

	* elf.h: Update from glibc.

2019-03-07  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Use posix_memalign instead of

	aligned_alloc.

2019-03-06  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Free scns before returning

	allocation failure.

2019-02-24  Mark Wielaard  <mark@klomp.org>

	* gelf_xlate.c (__elf_xfctstof): Remove alias.

	* libelfP.h (__elf_xfctstof): Remove definition.

2019-02-24  Mark Wielaard  <mark@klomp.org>

	* elf32_fsize.c (local_strong_alias): Remove definition.

	(msize): Remove alias.

	* libelfP.h (__elf32_msize): Remove definition.

	(__elf64_msize): Likewise.

2019-02-21  Mark Wielaard  <mark@klomp.org>

	* common.h (determine_kind): Only accept EV_CURRENT.

	* elf32_fsize.c (fsize): Just check version is EV_CURRENT.

	Use __libelf_type_size without version dimension.

	* elf32_updatefile.c (updatemmap): Define fctp from __elf_xfctstom

	without version dimension.

	(updatefile): Likewise.

	* elf32_updatenull.c (default_ehdr): Check e_version is EV_CURRENT.

	(updatenull_wrlock): Check d_version is EV_CURRENT.

	(elf32_xlatetof): Likewise. And get recsize without version

	dimension from __elf_xfctstom.

	(elf32_xlatetom): Likewise.

	* elf_begin.c (elf_begin): Check __libelf_version is EV_CURRENT.

	* elf_compress.c (__libelf_reset_rawdata): Set d_version to

	EV_CURRENT.

	* elf_getdata.c (shtype_map): Remove version dimension.

	(__libelf_type_aligns): Likewise.

	(__libelf_data_type): Use shtype_map without version dimension.

	(convert_data): Remove unused version argument. Get fp from

	__elf_xfctstom without version dimensions.

	(__libelf_set_data_list_rdlock): Call convert_data without version.

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Call __elfcfctstom

	conversion function without version dimensions. Set d_version to

	EV_CURRENT.

	* elf_newdata.c (elf_newdata): Set d_version to EV_CURRENT.

	* elf_version.c (__libelf_version_initialized): Removed.

	(__libelf_version): Initialized to EV_NONE.

	(elf_version): Always return EV_CURRENT for EV_NONE version.

	Only accept (and return) EV_CURRENT as version.

	* gelf_fsize.c (__libelf_type_sizes): Remove version dimension.

	(gelf_fsize): Only accept EV_CURRENT as version.

	Use __libelf_type_sizes without version dimension.

	* gelf_xlate.c (__elf_xftstom): Remove version dimensions.

	* libelfP.h (__elf_xfctstom): Defined without version dimensions.

	(__elf_xfctstof): Likewise.

	(__libelf_type_sizes): Define without version dimension.

	(elf_typesize): Define using __libelf_type_sizes without version

	dimension.

	(__libelf_version_initialized): Remove definition.

	(__libelf_version): Add definition.

	(LIBELF_EV_IDX): Removed define.

	(__libelf_type_aligns): Remove version dimension.

	* nlist.c (nlist): Call elf_version unconditionally.

2019-02-19  Mark Wielaard  <mark@klomp.org>

	* elf_compress.c (do_deflate_cleanup): Remove ei_data argument,

	check cdatap is not NULL before calling free.

	(deflate_cleanup): Add cdata as argument.

	(__libelf_compress): Also check whether the d_size is not zero

	before converting data. Call deflate_cleanup with an extra

	argument depending on whether there is converted data to free.

	Always allocate allocate at least one byte for buf_out.

2019-02-14  Mark Wielaard  <mark@klomp.org>

	* elf_begin.c (read_long_names): Make sure ar_size is properly

	terminated. Sanity check len early if we can.

2019-01-18  Mark Wielaard  <mark@klomp.org>

	* Makefile.am (INSTALL_ELFH): Add elf.h to include_HEADERS when

	defined, otherwise (the default) add elf.h to noinst_HEADERS.

2019-01-16  Mark Wielaard  <mark@klomp.org>

	* note_xlate.h (elf_cvt_note): Check n_namesz and n_descsz don't

	overflow note_len into note header.

2018-11-17  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Make sure to call convert

	function on a properly aligned destination.

2018-11-16  Mark Wielaard  <mark@klomp.org>

	* libebl.h (__elf32_msize): Mark with const attribute.

	(__elf64_msize): Likewise.

2018-11-13  Mark Wielaard  <mark@klomp.org>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Explicitly set the

	alignment of SHF_COMPRESSED data to the alignment of ELF_T_CHDR.

	* elf_compress.c (elf_compress): After compression set sh_addralign

	to the alignment of ELF_T_CHDR.

2018-11-09  Mark Wielaard  <mark@klomp.org>

	* elf_compress_gnu.c (elf_compress_gnu): Use elf_getdata.

2018-11-12  Mark Wielaard  <mark@klomp.org>

	* elf-knowledge.c (ELF_NOTE_GNU_BUILD_ATTRIBUTE_PREFIX): New define.

	(NT_GNU_BUILD_ATTRIBUTE_{OPEN,FUNC}): Likewise.

	(GNU_BUILD_ATTRIBUTE_TYPE_{NUMERIC,STRING,BOOL_TRUE,BOOL_FALSE}):

	Likewise.

	(GNU_BUILD_ATTRIBUTE_{VERSION,STACK_PROT,RELRO,STACK_SIZE,TOOL,ABI,

	PIC,SHORT_ENUM}): Likewise.

2018-11-09  Mark Wielaard  <mark@klomp.org>

	* elf_compress.c (__libelf_reset_rawdata): Make rawdata change

	explicit by calling __libelf_set_data_list.

	* elf_getdata.c (convert_data): Don't convert if type is ELF_T_BYTE

	even if endianness is different.

2018-10-18  Mark Wielaard  <mark@klomp.org>

	* libelf.h (Elf_Type): Add ELF_T_NHDR8.

	* libelfP.h (__libelf_data_type): Add align argument.

	(NOTE_ALIGN): Split into...

	(NOTE_ALIGN4): ... and ...

	(NOTE_ALIGN8): this.

	* elf32_xlatetom.c (xlatetom): Recognize both ELF_T_NHDR and

	ELF_T_NHDR8.

	* elf_compress.c (elf_compress): Pass zdata_align to

	__libelf_data_type.

	* elf_compress_gnu.c (elf_compress_gnu): Pass sh_addralign to

	__libelf_data_type.

	* elf_getdata.c (shtype_map): Add ELF_T_NHDR8.

	(__libelf_data_type): Take align as extra argument, use it to

	determine Elf_Type.

	(__libelf_set_rawdata_wrlock): Recognize ELF_T_NHDR8. Pass align to

	__libelf_data_type.

	* gelf_fsize.c (__libelf_type_sizes): Add ELF_T_NHDR8.

	* gelf_getnote.c (gelf_getnote): Use Elf_Type of Elf_Data to calculate

	padding.

	* gelf_xlate.c (__elf_xfctstom): Set ELF_T_NHDR to elf_cvt_note4,

	add ELF_T_NHDR8.

	* note_xlate.h (elf_cvt_note): Take nhdr8 argument and use it to

	determine padding.

	(elf_cvt_note4): New function.

	(elf_cvt_note8): Likewise.

2018-09-13  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Use shnum, not ehdr->e_shnum.

	* elf_getscn.c (elf_getscn): Create section zero if it is requested,

	but doesn't exist yet.

2018-09-12  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Use memmove, not memcpy.

	* elf_update.c (write_file): Try to mremap if file needs to be

	extended.

2018-08-18  Mark Wielaard  <mark@klomp.org>

	* libelf.h (elf_compress_gnu): Add documentation about

	interaction between SHF_COMPRESED and elf_compress_gnu.

	* elf_compress_gnu.c (elf_compress_gnu): Return error if section

	sh_flags has SHF_COMPRESSED set.

2018-07-27  Mark Wielaard  <mark@klomp.org>

	* libelf.h (elf_getshdrstrndx): Fix documentation.

	(elf_getshstrndx): Likewise.

2018-06-19  Mark Wielaard  <mark@klomp.org>

	* libelfP.h (__libelf_type_align): Remove !ALLOW_UNALIGNED guard.

	* elf_getdata.c (__libelf_type_aligns): Likewise.

	(convert_data): Remove ALLOW_UNALIGNED check.

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Likewise.

2018-06-21  Mark Wielaard  <mark@klomp.org>

	* elf.h: Update from glibc.

2018-04-19  Andreas Schwab  <schwab@suse.de>

	* elf.h: Update from glibc.

2018-02-16  Mark Wielaard  <mark@klomp.org>

	* elf.h: Update from glibc.

2018-02-09  Joshua Watt  <JPEWhacker@gmail.com>

	* elf32_updatenull.c (updatenull_wrlock): Use FALLTHROUGH macro

	instead of comment.

	* elf_begin.c (read_unmmaped_file): Likewise.

	(elf_begin): Likewise.

	* elf_cntl.c (elf_cntl): Likewise.

2017-10-04  Mark Wielaard  <mark@klomp.org>

	* elf_begin.c (file_read_elf): Skip sanity checking e_shoff if scncnt

	is zero, we won't use it then.

2017-10-04  Mark Wielaard  <mark@klomp.org>

	* libelfP.h: Add ELF_E_INVALID_ELF to error values enum.

	* elf_error.c (ELF_E_INVALID_ELF_IDX): New define. Use it as value

	for ELF_E_INVALID_ELF in msgidx.

	* elf_getshdrstrndx.c (elf_getshdrstrndx): Distinquish between pread

	failing and not having enough data.

	* elf_begin.c (get_shnum): Likewise. Explicitly set libelf errno on

	too large value.

	(file_read_elf): Make sure to always set libelf errno when returning

	NULL. Distinquish between i/o file and elf data errors.

2017-08-18  Ulf Hermann  <ulf.hermann@qt.io>

	* gelf_xlate.c: Use attribute_packed.

2017-04-27  Ulf Hermann  <ulf.hermann@qt.io>

	* libelfP.h: Use attribute_hidden.

2017-04-27  Ulf Hermann  <ulf.hermann@qt.io>

	* Makefile.am: Use fpic_CFLAGS and dso_LDFLAGS.

2017-08-15  Mark Wielaard  <mark@klomp.org>

	* elf.h: Update from glibc. Add new powerpc note descriptors.

2017-07-19  Gustavo Romero <gromero@linux.vnet.ibm.com>

	* elf.h: Add known type in notes segment descriptor for HTM SPRs.

2017-02-17  Ulf hermann  <ulf.hermann@qt.io>

	* Makefile.am: Add libelf_so_DEPS, which include libeu.a,

	libelf_so_LIBS.

	(libelf_so_LDLIBS): Add $(libelf_so_DEPS).

	(libelf.so$(EXEEXT): Use $(libelf_so_LIBS), require libelf.map

	from the right directory.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* libelfP.h: Don't include config.h.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* elf_begin.c: Use F_GETFD rather than F_GETFL.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* libelf.h: Define macros for various function attributes and use

	them.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* elf_update.c: Set ELF_F_MMAPPED flag if we mmap from elf_update.

2017-04-19  Mark Wielaard  <mark@klomp.org>

	* elf_getarsym.c (elf_getarsym): Initialize n to zero.

2017-03-27  Mark Wielaard  <mark@klomp.org>

	* elf32_updatefile.c (updatemmap): Always update last_positition.

	(updatefile): Likewise.

2017-03-24  Mark Wielaard  <mark@klomp.org>

	* elf_compress.c (__libelf_decompress): Check insane compression

	ratios before trying to allocate output buffer.

2016-10-11  Akihiko Odaki  <akihiko.odaki.4i@stu.hosei.ac.jp>

	    Mark Wielaard  <mjw@redhat.com>

	* gelf.h (gelf_newehdr): Change return type to void *.

	(gelf_newphdr): Likewise.

	* gelf_newehdr.c (gelf_newehdr): Likewise.

	* gelf_newphdr.c (gelf_newphdr): Likewise.

2016-10-21  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Sanity check

	offset and size before trying to malloc and read data.

2016-10-26  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (read_file): Always set maxsize when parent == NULL.

2016-10-11  Akihiko Odaki  <akihiko.odaki.4i@stu.hosei.ac.jp>

	* elf_getarsym.c (elf_getarsym): Open code rawmemchr when not

	available.

	* elf_strptr.c: Include stdbool.h.

	(validate_str): New function.

	(elf_strptr): Use validate_str instead of memrchr.

2016-10-11  Akihiko Odaki  <akihiko.odaki.4i@stu.hosei.ac.jp>

	* elf32_updatefile.c: Remove sys/param.h include.

	* elf32_updatenull.c: Likewise. Add system.h include.

	* elf_begin.c: Remove sys/param.h.

	* elf_compress: Likewise. Add system.h include.

	(MAX): Remove definition.

2016-08-07  Mark Wielaard  <mjw@redhat.com>

	* elf_compress.c (__libelf_reset_rawdata): Check scn->flags and

	free rawdata_base when malloced. Set ELF_F_MALLOCED for scn->flags.

	* elf_end.c (elf_end): Check scn->flags and free rawdata_base if

	malloced.

	* libelfP.h (struct Elf_Scn): Document flags ELF_F_MALLOCED usage.

2016-07-06  Mark Wielaard  <mjw@redhat.com>

	* elf-knowledge.h (SH_FLAGS_COMBINE): Removed.

	(SH_FLAGS_IMPORTANT): Likewise.

2016-07-06  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatenull.c (updatenull_wrlock): Ignore e_type when

	updating phdrs.

	* elf_getphdrnum.c (__elf_getphdrnum_chk_rdlock): Only do sanity

	checking if phdrs haven't been read in yet.

2016-06-24  John Ogness  <john.ogness@linutronix.de>

	* elf32_updatenull.c (updatenull_wrlock): Find first section.

	* elf_nextscn.c (elf_nextscn): When scn is NULL start from 0th

	section.

2016-06-28  Richard Henderson  <rth@redhat.com>

	* elf.h: Update from glibc.  Add lots of new EM_* definitions.

2016-04-14  Mark Wielaard  <mjw@redhat.com>

	* elf_compress.c (__libelf_compress): Free out_buf if deflateInit

	fails.

2016-02-13  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatefile.c (updatemmap): Free scns when out of memory.

2016-01-28  Mark Wielaard  <mjw@redhat.com>

	* elf.h: Update from glibc. Add new i386 and x86_64 relocations.

2016-02-12  Mark Wielaard  <mjw@redhat.com>

	* elf.h: Update from glibc. Add NT_ARM_SYSTEM_CALL.

2016-02-04  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Don't adjust align

	for SHT_NOBITS sections.

2016-01-22  Chih-Hung Hsieh <chh@google.com>

	* elf_compress.c (__libelf_compress): Move nested function

	'do_deflate_cleanup' to file scope to compile with clang.

	* elf_strptr.c (elf_strptr): Move nested function 'get_zdata'

	to file scope to compile with clang.

2016-01-13  Mark Wielaard  <mjw@redhat.com>

	* libelf.h: Check SHF_COMPRESSED is defined. If not define it and the

	associated ELF compression types/defines.

2015-11-26  Mark Wielaard  <mjw@redhat.com>

	* elf_compress.c (__libelf_decompress_elf): New function, extracted

	from...

	(elf_compress): here. Check zdata_base use __libelf_decompress_elf.

	* elf_strptr.c (elf_strptr): If SHF_COMPRESSED check, uncompress and

	use zdata.

	* libelfP.h (struct Elf_Scn): Add zdata_size and zdata_align.

	(__libelf_decompress_elf): New internal function definition.

2015-10-21  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (libelf_a_SOURCES): Add elf_compress.c and

	elf_compress_gnu.c.

	* elf_compress.c: New file.

	* elf_compress_gnu.c: Likewise.

	* elf_begin.c (file_read_elf): Make a writable copy of the shdrs

	for ELF_C_READ_MMAP.

	* elf_end.c (elf_end): Free zdata_base.

	* elf_error.c: Add ELF_E_ALREADY_COMPRESSED,

	ELF_E_UNKNOWN_COMPRESSION_TYPE, ELF_E_COMPRESS_ERROR and

	ELF_E_DECOMPRESS_ERROR.

	* elf_data.c (__libelf_data_type): New internal function extracted

	from convert_data.

	(convert_data): Handle SHF_COMPRESSED.

	* elf32_updatenull.c (updatenull_wrlock): Check sh_entsize against

	uncompressed section data size if SHF_COMPRESSED.

	* elf32_getshdr.c (load_shdr_wrlock): Adjust assert to account for

	ELF_C_READ_MMAP.

	* libelf.h: Define elf_compress and elf_compress_gnu.

	* libelf.map (ELFUTILS_1.7): Add elf_compress and elf_compress_gnu.

	* libelfP.h: Add ELF_E_ALREADY_COMPRESSED,

	ELF_E_UNKNOWN_COMPRESSION_TYPE, ELF_E_COMPRESS_ERROR and

	ELF_E_DECOMPRESS_ERROR. Define __libelf_data_type.

	(__libelf_compress): New internal function definition.

	(__libelf_decompress): Likewise.

	(__libelf_reset_rawdata): Likewise.

	(__libelf_data_type): Likewise.

	(struct Elf_Scn): Add zdata_base.

2015-11-19  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (libelf_a_SOURCES): Add elf32_getchdr.c,

	elf64_getchdr.c and gelf_getchdr.c.

	(noinst_HEADERS): Add chdr_xlate.h.

	* abstract.h: Define Chdr32 and Chdr64.

	* chdr_xlate.h: New file.

	* elf32_getchdr.c: New file.

	* elf64_getchdr.c: New file.

	* elf_error.c: Add ELF_E_NOT_COMPRESSED, ELF_E_INVALID_SECTION_TYPE

	and ELF_E_INVALID_SECTION_FLAGS.

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Set d_type to

	ELF_T_CHDR for SHF_COMPRESSED sections.

	* exttypes.h: Add Chdr32 and Chdr64.

	* gelf.h (GElf_Chdr): New typedef.

	(gelf_getchdr): New function definition.

	* gelf_fsize.c (__libelf_type_sizes): Add ELF_T_CHDR.

	* gelf_getchdr.c: New file.

	* gelf_xlate.c (__elf_xfctstom): Add ELF_T_CHDR cvt_chdr.

	* gelf_xlate.h: Add Chdr.

	* libelf.h (Elf_Type): Add ELF_T_CHDR.

	(elf32_getchdr): New function definition.

	(elf64_getchdr): Likewise.

	* libelf.map (ELFUTILS_1.7): New sections add elf32_getchdr,

	elf64_getchdr and gelf_getchdr.

	* libelfP.h: Add ELF_E_NOT_COMPRESSED, ELF_E_INVALID_SECTION_TYPE

	and ELF_E_INVALID_SECTION_FLAGS.

2015-10-16  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (libelf_so_LDLIBS): Add -lz.

2015-10-14  Mark Wielaard  <mjw@redhat.com>

	* elf.h: Update from glibc. Add section compression constants and

	structures.

2015-10-20  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elf_begin.c (get_shnum): Elf64_Shdr.sh_size is an Elf64_Xword.

	Fix the size argument to pread_retry.

2015-10-13  Chih-Hung Hsieh  <chh@google.com>

	* elf32_updatefile.c (__elfw2(LIBELFBITS,updatemmap)): Move nested

	function 'fill_mmap' to file scope.

	* elf_begin.c (elf_begin): Move nested function 'lock_dup_elf'

	to file scope.

2015-10-09  Josh Stone  <jistone@redhat.com>

	* libelf.h: Replace loff_t with int64_t throughout.

2015-10-05  Mark Wielaard  <mjw@redhat.com>

	* elf_update.c (write_file): Only use posix_fallocate when using

	mmap. Only report failure when errno is ENOSPC.

2015-10-09  Josh Stone  <jistone@redhat.com>

	* libelfP.h (struct Elf): Replace off64_t with off_t.

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Likewise.

2015-10-05  Chih-Hung Hsieh <chh@google.com>

	* elf_getarsym.c (elf_getarsym): Do not use

	union of variable length arrays.

2015-10-05  Josh Stone  <jistone@redhat.com>

	* Makefile.am (libelf.so): Add AM_V_CCLD and AM_V_at silencers.

2015-09-24  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* Makefile.am (AM_CFLAGS): Use -fPIC instead of -fpic to avoid

	relocation overflows in some platforms.

2015-09-29  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatenull.c (default_ehdr): Set e_version when EV_NONE.

	(updatenull_wrlock): Always set e_shentsize.

2015-09-23  Mark Wielaard  <mjw@redhat.com>

	* elf32_getehdr.c (getehdr_wrlock): Mark as internal_function.

	* elf32_getshdr.c (getshdr_rdlock): Likewise.

	(getshdr_wrlock): Likewise.

	* elf_error.c (__libelf_seterrno): Likewise.

	* elf_getphdrnum.c (__elf_getphdrnum_rdlock): Likewise.

	(__elf_getphdrnum_chk_rdlock): Likewise.

	* elf_getshdrnum.c (__elf_getphdrnum_rdlock): Likewise.

	(__elf_getphdrnum_chk_rdlock): Likewise.

	* elf_getshdrnum.c (__elf_getshdrnum_rdlock): Likewise.

	* elf_readall.c (__libelf_readall): Likewise.

	* gelf_getehdr.c (__gelf_getehdr_rdlock): Likewise.

2015-09-22  Mark Wielaard  <mjw@redhat.com>

	* *.c: Remove old-style function definitions.

2015-06-22  Mark Wielaard  <mjw@redhat.com>

	* dl-hash.h: Update from glibc.

2015-06-18  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatefile.c (updatefile): Always free shdr_data and scns

	when allocated on failure paths.

2015-06-18  Mark Wielaard  <mjw@redhat.com>

	* nlist.c (nlist): Check symscn shdr exists before use.

2015-06-16  Mark Wielaard  <mjw@redhat.com>

	* elf_update.c (write_file): Always also use ftruncate before

	posix_fallocate to make sure file has the right size.

2015-06-04  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (__libelf_type_aligns): Add entries for ELF_T_EHDR,

	ELF_T_OFF, ELF_T_PHDR, ELF_T_SHDR, ELF_T_SWORD, ELF_T_XWORD,

	ELF_T_SXWORD, ELF_T_GNUHASH, ELF_T_AUXV.

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Check alignment

	of rawdata against requested type.

2015-06-02  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (convert_data): Make sure source data is properly

	aligned for type before calling actual conversion function.

2015-06-04  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (get_shnum): Check alignment of Shdr, not Ehdr before

	direct access.

2015-06-02  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (file_read_elf): Split checks for ehdr and shdr

	alignment, drop phdr alignment check.

2015-05-31  Mark Wielaard  <mjw@redhat.com>

	* elf32_getshdr.c (load_shdr_wrlock): Allocate shdrs with malloc,

	not alloca and free after conversion when a copy needs to be made.

2015-05-31  Mark Wielaard  <mjw@redhat.com>

	* elf32_getphdr.c (getphdr_wrlock): Allocate phdrs with malloc, not

	alloca and free after conversion when a copy needs to be made.

2015-05-31  Mark Wielaard  <mjw@redhat.com>

	* elf_getarsym.c (elf_getarsym): Allocate temporary file_date with

	malloc, not alloca also in !ALLOW_UNALIGNED case.

2015-05-30  Mark Wielaard  <mjw@redhat.com>

	* gelf_xlate.c (elf_cvt_Byte): Only call memmove with non-zero size.

2015-05-30  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatefile.c (updatemmap): Only call mempcpy and update

	last_position when d_size is non-zero.

2015-05-17  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatefile.c (updatefile): Allocate shdr_data and scns

	with malloc, not alloca. Free after writing section headers.

2015-05-16  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatefile.c (updatemmap): Allocate temporary shdr storage

	with malloc, not alloca. Free after writing section header.

2015-05-16  Mark Wielaard  <mjw@redhat.com>

	* elf_getarsym.c (elf_getarsym): Allocate temporary file_date with

	malloc, not alloca. Call free after out.

2015-05-14  Mark Wielaard  <mjw@redhat.com>

	* elf_update.c (write_file): Use posix_fallocate instead of

	ftruncate to extend file if necessary.

2015-05-13  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatenull.c (default_ehdr): If e_phnum is zero then set

	e_phoff also to zero.

2015-05-12  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatenull.c (updatenull_wrlock): Check that sh_addralign

	is a powerof2.

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Clamp large d_aligns

	to the elf image offset.

2015-05-12  Mark Wielaard  <mjw@redhat.com>

	* elf32_newphdr.c (newphdr): Call __libelf_seterrno with

	ELF_E_INVALID_INDEX before failing. Check whether section zero shdr

	actually exists if we need to put extended phnum in section zero.

2015-05-08  Mark Wielaard  <mjw@redhat.com>

	* nlist.c (nlist): Call gelf_fsize with EV_CURRENT.

2015-01-03  Mark Wielaard  <mjw@redhat.com>

	* version_xlate.h (elf_cvt_Verdef): Use memmove to copy src to dest.

	(elf_cvt_Verneed): Likewise.

2015-03-28  Mark Wielaard  <mjw@redhat.com>

	* elf.h: Update from glibc.

2015-03-23  Mark Wielaard  <mjw@redhat.com>

	* elf32_updatenull.c (updatenull_wrlock): Don't extend size with

	SHT_NOBITS sh_offset.

2015-02-18  Mark Wielaard  <mjw@redhat.com>

	* libelfP.h (__libelf_set_data_list_rdlock): Make internal_function.

2015-02-07  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* elf32_updatenull.c (__elfw2(LIBELFBITS,updatenull_wrlock)): Consider

	sh_addralign 0 as 1.

2015-01-22  Mark Wielaard  <mjw@redhat.com>

	* elf_strptr (elf_strptr): Make sure returned string is NUL

	terminated.

2015-01-21  Mark Wielaard  <mjw@redhat.com>

	* elf_strptr.c (elf_strptr): Check data_list_rear == NULL instead

	of rawdata_base != NULL before using rawdata directly.

2015-01-20  Mark Wielaard  <mjw@redhat.com>

	* libelfP.h (__elf_strptr_internal): New function declaration.

	* elf_getdata.c (__libelf_set_data_list_rdlock): New internal

	function extracted from...

	(__elf_getdata_rdlock): ... here.

	* elf_newdata.c (elf_newdata): Check scn->rawdata_base and update

	datalist if necessary.

2015-01-20  Mark Wielaard  <mjw@redhat.com>

	* elf_strptr.c (elf_strptr): Call __elf[32|64]_getshdr_rdlock if

	necessary.

2014-12-30  Mark Wielaard  <mjw@redhat.com>

	* elf_getphdrnum.c (__elf_getphdrnum_chk_rdlock): New function.

	(elf_getphdrnum): Call __elf_getphdrnum_chk_rdlock.

	* gelf_getphdr (gelf_getphdr): Call __elf_getphdrnum_chk_rdlock

	and always check ndx against phnum.

	* libelfP.h (__elf_getphdrnum_chk_rdlock): New internal function.

2014-12-25  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (__libelf_next_arhdr_wrlock): ar_size cannot be

	negative. Include start_offset in maxsize.

2014-12-28  Alexander Cherepanov  <cherepan@mccme.ru>

	* elf_begin.c (read_long_names): Don't miss '/' right after

	another '/'. Fixes a dir traversal vuln in ar extraction.

2014-12-18  Ulrich Drepper  <drepper@gmail.com>

	* Makefile.am: Suppress output of textrel_check command.

2014-12-16  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (read_long_names): Make sure long_names len fits

	in mapped ELF file.

2014-12-15  Mark Wielaard  <mjw@redhat.com>

	* elf_getarsym.c (elf_getarsym): Check index_size doesn't overflow.

2014-12-15  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (read_long_names): Clear any garbage left in the

	name table.

2014-12-11  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (file_read_elf): Correct ELF64 section offset check.

2014-12-11  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (read_long_names): Check for offset overflow.

	(__libelf_next_arhdr_wrlock): Likewise. Sanity check the ar_size.

	Don't allow it to go beyond end of file.

2014-12-09  Mark Wielaard  <mjw@redhat.com>

	* elf_getarsym.c (elf_getarsym): Make sure n * w doesn't overflow.

2014-11-27  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (libelf.so): Use textrel_check.

2014-11-23  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata_rawchunk.c (elf_getdata_rawchunk): Change signed

	overflow check to unsigned.

2014-11-23  Mark Wielaard  <mjw@redhat.com>

	* note_xlate.h (elf_cvt_note): Copy over any leftover data if

	src != dest. The data is probably part of truncated name/desc.

2014-11-22  Mark Wielaard  <mjw@redhat.com>

	* elf_getphdrnum.c (elf_getphdrnum): Sanity check the

	__elf_getphdrnum_rdlock result.

2014-11-18  Mark Wielaard  <mjw@redhat.com>

	* version_xlate.h (elf_cvt_Verdef): Check for overflow.

	(elf_cvt_Verneed): Likewise.

2014-11-17  Mark Wielaard  <mjw@redhat.com>

	* elf-knowledge.h (SECTION_STRIP_P): Check name is not NULL.

2014-11-16  Mark Wielaard  <mjw@redhat.com>

	* elf_getshdrstrndx.c: Check there are section headers before

	handling SHN_XINDEX.

2014-11-16  Mark Wielaard  <mjw@redhat.com>

	* elf32_getphdr.c (getphdr_wrlock): Check e_phoff isn't zero.

	Check for too many pheaders.

	* elf_getphdrnum.c (__elf_getphdrnum_rdlock): Check section zero

	actually exists before handling PN_XNUM.

2014-11-16  Mark Wielaard  <mjw@redhat.com>

	* gelf_getnote.c (gelf_getnote): Check padding overflow.

2014-11-16  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Declare offset, size

	and align as Elf64_Off and Elf64_Xword not size_t.

2014-11-14  Mark Wielaard  <mjw@redhat.com>

	* gelf_getnote.c (gelf_getnote): Check offset overflow.

2014-11-13  Mark Wielaard  <mjw@redhat.com>

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Fix unsigned overflow

	check.

2014-11-08  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (__libelf_next_arhdr_wrlock): Use mempcpy not __mempcpy.

2014-11-07  Mark Wielaard  <mjw@redhat.com>

	* elf_begin.c (file_read_elf): Correct sh_size check.

	* elf_getdata.c (__libelf_set_rawdata_wrlock): Check for unsigned

	overflow.

2014-09-10  Petr Machata  <pmachata@redhat.com>

	* elf_begin (read_unmmaped_file): Call __libelf_seterrno if the

	file is unreadable.

2014-07-07  Mark Wielaard  <mjw@redhat.com>

	* elf.h: Update from glibc.