path: root/libelf/ChangeLog

2008-08-05  Petr Machata  <pmachata@redhat.com>

	* elf_getdata.c, libelfP.h (__elf_getdata_internal):
	Add lockstat argument in a fashion similar to elf32_getehdr below.
	* elf32_updatenull.c (__elf32_updatenull, __elf64_updatenull):
	Call __elf32_getshdr_internal and __elf64_getshdr_internal
	explicitly, not via INTUSE.
	Call __elf_getdata_internal explicitly, not via INTUSE.

2008-08-05  Petr Machata  <pmachata@redhat.com>

	* gelf_getehdr.c, libelfP.h (__gelf_getehdr_internal):
	Add lockstat argument in a fashion similar to elf32_getehdr below.
	* elf_getdata.c, libelfP.h (__libelf_set_rawdata):
	Add lockstat argument.
	Call __gelf_getehdr_internal explicitly, not via INTUSE.
	Call rwlock_to_wrlock instead of RWLOCK_UNLOCK/_WRLOCK sequence.
	(elf_getdata): Pass lockstat argument to __libelf_set_rawdata.
	* elf32_updatenull.c, libelfP.h
	(__elf32_updatenull, __elf64_updatenull):
	Add lockstat argument in a fashion similar to elf32_getehdr below.
	Pass lockstat argument to __libelf_set_rawdata.
	* elf_strptr.c (elf_strptr):
	Pass lockstat argument to __libelf_set_rawdata.
	* elf_update.c (elf_update):
	Pass lockstat argument to __elf32_updatenull and
	__elf64_updatenull.

2008-08-05  Petr Machata  <pmachata@redhat.com>

	* common.h (rwlock_to_wrlock, rwlock_from_wrlock): New functions.
	* elf32_getphdr.c, libelfP.h
	(__elf32_getphdr_internal, __elf64_getphdr_internal):
	Add lockstat argument in a fashion similar to elf32_getehdr below.
	* gelf_getphdr.c (gelf_getphdr): Call __elf32_getphdr_internal and
	__elf32_getphdr_internal explicitly, not via INTUSE.

2008-08-05  Petr Machata  <pmachata@redhat.com>

	* libelfP.h (lockstat_t): New enum that describes what type of
	lock is currently being held.  To be used by _internal functions.
	* elf32_getehdr.c, libelfP.h
	(__elf32_getehdr_internal, __elf64_getehdr_internal):
	Take extra lockstat argument.
	Move "meat" of the getehdr functinonality here.
	* elf32_getehdr.c (elf32_getehdr, elf64_getehdr):
	Make this a simple wrapper that calls _internal variant.
	* elf32_updatenull.c: Call __elf32_getehdr_internal explicitly,
	not via INTUSE.
	* elf32_getshdr.c, libelfP.h
	(__elf32_getshdr_internal, __elf64_getshdr_internal):
	Add lockstat argument in a fashion similar to elf32_getehdr.
	* elf_getshnum.c, libelfP.h (__elf_getshnum_internal):
	Likewise.
	* gelf_getshdr.c (gelf_getshdr): Call __elf32_getshdr_internal,
	__elf64_getshdr_internal explicitly, not via INTUSE.

2008-08-04  Petr Machata  <pmachata@redhat.com>

	* common.h, elf32_getehdr.c, elf32_getphdr.c, elf32_getshdr.c,
	elf32_newehdr.c, elf32_newphdr.c, elf32_offscn.c, elf_begin.c,
	elf_clone.c, elf_cntl.c, elf_end.c, elf_getarsym.c, elf_getdata.c,
	elf_getscn.c, elf_getshnum.c, elf_getshstrndx.c, elf_newdata.c,
	elf_newscn.c, elf_nextscn.c, elf_readall.c, elf_strptr.c,
	elf_update.c, gelf_getauxv.c, gelf_getdyn.c, gelf_getehdr.c,
	gelf_getlib.c, gelf_getmove.c, gelf_getnote.c, gelf_getphdr.c,
	gelf_getrel.c, gelf_getrela.c, gelf_getshdr.c, gelf_getsym.c,
	gelf_getsyminfo.c, gelf_getsymshndx.c, gelf_getverdaux.c,
	gelf_getverdef.c, gelf_getvernaux.c, gelf_getverneed.c,
	gelf_getversym.c, gelf_update_auxv.c, gelf_update_dyn.c,
	gelf_update_ehdr.c, gelf_update_lib.c, gelf_update_move.c,
	gelf_update_phdr.c, gelf_update_rel.c, gelf_update_rela.c,
	gelf_update_sym.c, gelf_update_syminfo.c, gelf_update_symshndx.c,
	gelf_update_verdaux.c, gelf_update_verdef.c,
	gelf_update_vernaux.c, gelf_update_verneed.c,
	gelf_update_versym.c:
		Change rwlock_{rd,wr,un}lock calls to RWLOCK_{RD,WR,UN}LOCK.

2008-08-04  Petr Machata  <pmachata@redhat.com>

	* libelfP.h (RWLOCK_RDLOCK, RWLOCK_WRLOCK, RWLOCK_UNLOCK): New macros.

2008-07-28  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2008-03-31  Roland McGrath  <roland@redhat.com>

	* elf32_offscn.c: Make sure shdrs have been read in.

2008-02-19  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2008-02-08  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2008-01-31  Ulrich Drepper  <drepper@redhat.com>

	* elf_strptr.c (elf_strptr): Don't fail if the ELF file is currently
	under construction and no raw data can be read from disk.

2008-01-30  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2008-01-26  Roland McGrath  <roland@redhat.com>

	* elf_begin.c (__libelf_next_arhdr): Rewrite conversions using a macro.
	Fixes various pastos in wrong type in sizeof, wrong string parsed.

2008-01-20  Roland McGrath  <roland@redhat.com>

	* elf_getaroff.c: Calculate from start_offset, instead of using
	parent's state.ar.offset field.

2008-01-08  Roland McGrath  <roland@redhat.com>

	* Makefile.am (euinclude): Variable removed.
	(pkginclude_HEADERS): Set this instead of euinclude_HEADERS.

2008-01-03  Roland McGrath  <roland@redhat.com>

	* common.h: Add __attribute__ ((unused)) to static functions.

2007-12-20  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am (libelf_a_SOURCES): Add elf_scnshndx.
	* libelfP.h (struct Elf_Scn): Add shndx_index field.
	Declare __elf_scnshndx_internal.
	* elf32_getshdr.c: Record location of extended section header.
	* elf_begin.c (file_read_elf): Likewise.
	* elf_scnshndx.c: New file.
	* libelf.h: Declare elf_scnshndx.
	* libelf.map: Add elf_scnshndx to version ELFUTILS_1.4.

2007-11-12  Roland McGrath  <roland@redhat.com>

	* libelf.h: Replace off64_t with loff_t throughout.
	Only that type name is unconditionally defined by <sys/types.h>

2007-11-03  Roland McGrath  <roland@redhat.com>

	* libelf.h (Elf_Data): Comment fix.

2007-10-18  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2007-10-07  Roland McGrath  <roland@redhat.com>

	* elf_begin.c (__libelf_next_arhdr): Fix fencepost error and wrong
	member access in terminating name with no trailing /.  Trim trailing
	spaces when there is no /.

2007-10-04  Roland McGrath  <roland@redhat.com>

	* elf_end.c (elf_end): Don't free ELF->state.ar.ar_sym when it's -1l.

2007-10-03  Roland McGrath  <roland@redhat.com>

	* libelf.h (Elf_Data): Use off64_t for d_off.
	(Elf_Arhdr): Use off64_t for ar_size.
	(elf_update, elf_getbase, elf_getaroff): Return off64_t.

	* gelf_rawchunk.c: File removed.
	* gelf_freechunk.c: File removed.
	* Makefile.am (libelf_a_SOURCES): Remove them.
	* libelf.map (ELFUTILS_1.0): Remove exports.
	* gelf.h: Remove decls.

	* elf_getdata_rawchunk.c: New file.
	* Makefile.am (libelf_a_SOURCES): Add it.
	* libelf.map (ELFUTILS_1.3): Add elf_getdata_rawchunk.
	* libelf.h: Declare it.
	* libelfP.h (Elf_Data_Chunk): New type.
	(struct Elf.elf): New member `rawchunks'.
	* elf_end.c (elf_end): Free recorded rawchunk buffers.

2007-08-24  Roland McGrath  <roland@redhat.com>

	* gelf_getnote.c: New file.
	* Makefile.am (libelf_a_SOURCES): Add it.
	* gelf.h: Declare gelf_getnote.
	* libelf.map (ELFUTILS_1.3): Add gelf_getnote.

	* libelfP.h (NOTE_ALIGN): New macro.
	* note_xlate.h: New file.
	* Makefile.am (noinst_HEADERS): Add it.
	* gelf_xlate.c: Include it.
	(__elf_xfctstom): Use elf_cvt_note.
	* elf_getdata.c (shtype_map, __libelf_type_align): Handle SHT_NOTE.
	(__libelf_set_rawdata): Likewise.

2007-08-19  Roland McGrath  <roland@redhat.com>

	* gelf_update_auxv.c: New file.
	* gelf_getauxv.c: New file.
	* Makefile.am (libelf_a_SOURCES): Add them.
	* gelf.h: Declare gelf_getauxv, gelf_update_auxv.
	* libelf.map (ELFUTILS_1.3): New set, inherits fom ELFUTILS_1.2.
	Export gelf_getauxv, gelf_update_auxv.

	* libelf.h (Elf_Type): Add ELF_T_AUXV.
	* abstract.h: Add auxv_t entries.
	* exttypes.h: Likewise.
	* gelf_xlate.h: Likewise.
	* gelf_xlate.c (__elf_xfctstom): Add ELF_T_AUXV entries.
	* gelf_fsize.c (__libelf_type_sizes): Likewise.

2007-08-12  Roland McGrath  <roland@redhat.com>

	* elf32_updatefile.c (compare_sections): Sort secondarily on sh_size,
	and only tertiarily on index.

2007-07-09  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2007-04-22  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2007-03-18  Roland McGrath  <roland@redhat.com>

	* elf_begin.c (get_shnum): Fix test for e_shoff being out of bounds.
	Return zero when the section headers do not fit within MAXSIZE.

2007-03-09  Roland McGrath  <roland@redhat.com>

	* libelfP.h (LIBELF_EV_IDX): New macro.
	(__libelf_type_align): New macro.
	[! ALLOW_UNALIGNED]: Declare __libc_type_aligns array.
	* elf_getdata.c (shtype_map): Convert to just Elf_Type[][].
	(convert_data, __libelf_set_rawdata): Use that, __libelf_type_align,
	and __libelf_type_sizes, in place of old table.
	(__libc_type_aligns): New const variable.

2007-02-04  Ulrich Drepper  <drepper@redhat.com>

	* Makefile (libelf.so): Build with -z relro.

	* elf_begin.c (read_file): When using ELF_C_READ_MMAP use MAP_PRIVATE.

2007-01-30  Ulrich Drepper  <drepper@redhat.com>

	* nlist.c: Close file descriptor before returning.

2007-01-20  Roland McGrath  <roland@redhat.com>

	* gnuhash_xlate.h (elf_cvt_gnuhash): Fix fence-post error so we
	convert the final word.

	* elf32_getshdr.c: Don't byteswap shdr fields when EI_DATA matches
	MY_ELFDATA on !ALLOW_UNALIGNED machines.

2007-01-18  Roland McGrath  <roland@redhat.com>

	* gelf_rawchunk.c (gelf_rawchunk): Clear RESULT pointer after freeing
	it on read error.

2006-10-13  Roland McGrath  <roland@redhat.com>

	* elf32_updatenull.c: Look for and accept phdr also for ET_CORE.
	* elf_error.c (msgstr): Change ELF_E_INVALID_PHDR string.

2006-08-29  Roland McGrath  <roland@redhat.com>

	* elf32_getphdr.c: Don't byteswap phdr fields when EI_DATA matches
	MY_ELFDATA on !ALLOW_UNALIGNED machines.
	Reported by Christian Aichinger <Greek0@gmx.net>.

	* Makefile.am (CLEANFILES): Add libelf.so.$(VERSION).

2006-08-08  Ulrich Drepper  <drepper@redhat.com>

	* elf.h (DT_VALNUM): Update.
	(DT_ADDRNUM): Likewise.

2006-07-12  Ulrich Drepper  <drepper@redhat.com>

	* elf32_updatefile.c: Adjust for internal_function_def removal.
	* elf32_updatenull.c: Likewise.
	* elf_begin.c: Likewise.
	* elf_getdata.c: Likewise.

2006-07-11  Ulrich Drepper  <drepper@redhat.com>

	* libelf.h: Define ELF_T_GNUHASH.
	* elf_getdata.c (TYPEIDX): Handle SHT_GNU_HASH.
	(shtype_map): Add SHT_GNU_HASH entries.
	* gelf_xlate.c (__elf_xfctstom): Add ELF_T_GNUHASH entries.
	* gnuhash_xlate.h: New file.
	* Makefile.am (noinst_HEADERS): Add gnuhash_xlate.h.

2006-07-06  Ulrich Drepper  <drepper@redhat.com>

	* elf_gnu_hash.c: New file.
	* libelf.h: Declare elf_gnu_hash.
	* Makefile.am (libelf_a_SOURCES): Add elf_gnu_hash.
	* libelf.map: Add elf_gnu_map for version ELFUTILS_1.2.

2006-06-15  Roland McGrath  <roland@redhat.com>

	* libelf.h (elf_getarsym): Fix comment typo.
	Rename second parameter to be more explanatory.
	(elf_getident, elf_rawhide): Likewise.

2006-05-28  Ulrich Drepper  <drepper@redhat.com>

	* elf32_updatefile.c (updatemmap): Preserve section content if
	copying would overwrite them.
	Fix msync paramters.

2006-04-04  Roland McGrath  <roland@redhat.com>

	* elf32_updatefile.c (updatemmap): Handle other-endian case.

2006-04-04  Ulrich Drepper  <drepper@redhat.com>

	* elf32_updatefile.c (updatemmap): Cleanups.  Remove shdr_dest
	variable.  Before writing sections, make a copy of the section
	header data if necessary.  Don't write section header while
	writing the section constent, it might overwrite some sections.
	Restore the pointer afterwards.
	* elf32_updatenull.c (updatenull): If the offset of a section in a
	file changed make sure we read the section so that it'll be written
	out.

	* elf_update.c: Remove debug message.

2005-12-07  Roland McGrath  <roland@redhat.com>

	* gelf_xlate.c [! ALLOW_UNALIGNED] (union unaligned): New type.
	(FETCH, STORE): New macros.
	(INLINE3): Use those to do alignment-friendly conversion.

	* elf32_getshdr.c: Include map_address and start_offset in alignment
	calculations.
	* elf32_getphdr.c: Likewise.

2005-11-19  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2005-11-17  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2005-11-10  Roland McGrath  <roland@redhat.com>

	* elf.h: Update from glibc.

2005-09-09  Roland McGrath  <roland@redhat.com>

	* elf_update.c (write_file): Stat the file and fchmod it after update
	if its mode had S_ISUID or S_ISGID bits set.

2005-08-28  Ulrich Drepper  <drepper@redhat.com>

	* elf32_getphdr.c: Include <system.h>.  Use pread_retry instead of
	pread.  And branch prediction where useful.
	* elf_begin.c: Likewise.
	* elf_getdata.c: Likewise.
	* elf_getshstrndx.c: Likewise.
	* elf_readall.c: Likewise.
	* gelf_rawchunk.c: Likewise.
	* elf32_updatefile.c: Include <system.h>.  Use pread_retry instead of
	pread.  And branch prediction where useful.
	* elf_getarsym.c: Don't define pread_retry here.

	* Makefile.am: Use $(LINK) not $(CC) when creating DSO.
	(%.os): Use COMPILE.os.
	(COMPILE.os): Filter out gconv options.

2005-08-27  Ulrich Drepper  <drepper@redhat.com>

	* elf_begin.c (file_read_elf): Avoid reading ELF header from file
	again.  Instead accept additional parameter which points to it if we
	don't use mmap.
	(get_shnum): Use passed in e_ident value as source of ELF header.

2005-08-15  Ulrich Drepper  <drepper@redhat.com>

	* elf_begin.c (__libelf_next_arhdr): Use TEMP_FAILURE_RETRY.

	* Makefile (libelf_a_SOURCES): Add elf_getaroff.c.
	* libelf.map: Export elf_getaroff.
	* libelf.h: Declare elf_getaroff.
	* elf_getaroff.c: New file.

2005-08-13  Ulrich Drepper  <drepper@redhat.com>

	* elf_begin.c (get_shnum): Optimize memory handling.  Always read from
	mapped file if available.  Fix access to 64-bit sh_size.  Recognize
	overflow.
	(file_read_elf): Likewise.

2005-08-12  Roland McGrath  <roland@redhat.com>

	* elf32_offscn.c: Do not match empty sections at OFFSET unless
	there are no nonempty sections at that offset.

2005-08-07  Ulrich Drepper  <drepper@redhat.com>

	* elf.h: Update from glibc.

2005-08-06  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am (AM_CFLAGS): Add -fpic when BUILD_STATIC.

2005-08-03  Ulrich Drepper  <drepper@redhat.com>

	* libelf.map: Move elf32_offscn, elf64_offscn, and gelf_offscn in
	new version ELFUTILS_1.1.1.

2005-08-02  Ulrich Drepper  <drepper@redhat.com>

	* elf_error.c: Add handling of ELF_E_INVALID_OFFSET.
	* elf32_offscn.c: New file.
	* elf64_offscn.c: New file.
	* gelf_offscn.c: New file.
	* Makefile.am (libelf_a_SOURCES): Add elf32_offscn.c, elf64_offscn.c,
	and gelf_offscn.c.
	* libelf.sym: Export new symbols.

2005-07-23  Ulrich Drepper  <drepper@redhat.com>

	* elf-knowledge.h (SECTION_STRIP_P): Don't handle removal of debug
	sections here anymore.
	* elf32_checksum.c: Adjust for change in SECTION_STRIP_P interface.

	* elf_update.c (elf_update): Get write lock, not read lock.

	* elf32_updatenull.c (updatenull): Get section headers if necessary
	and possible.

2005-07-22  Ulrich Drepper  <drepper@redhat.com>

	* elf32_updatenull.c (updatenull): If program header hasn't been loaded
	yet, try to do it now.
	Don't unnecessarily update overflow of section count in zeroth section
	sh_size field.
	If section content hasn't been read yet, do it before looking for the
	block size.  If no section data present, infer size of section header.

2005-05-11  Ulrich Drepper  <drepper@redhat.com>

	* elf.h: Update again.

2005-05-09  Ulrich Drepper  <drepper@redhat.com>

	* elf.h: Update from glibc.

2005-05-08  Roland McGrath  <roland@redhat.com>

	* elf_begin.c (read_file) [_MUDFLAP]: Don't use mmap for now.
	* elf_update.c (write_file) [_MUDFLAP]: Likewise.

2005-03-29  Ulrich Drepper  <drepper@redhat.com>

	* elf32_checksum.c: Use INTUSE and INTDEF to avoid PLTs.
	* elf_end.c: Likewise.
	* elf_getdata.c: Likewise.
	* gelf_getehdr.c: Likewise.
	* nlist.c: Likewise.
	* libelfP.h: Add declarations of internal functions.

2005-02-15  Ulrich Drepper  <drepper@redhat.com>

	* common.h (CONVERT): Make sure all values are unsigned.
	(CONVERT_TO): Likewise.

	* Makefile.am (AM_CFLAGS): Add -Wformat=2.
	Fix rule to build libelf.so.

2005-02-06  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am: Cleanup AM_CFLAGS handling.  Add -Wunused -Wextra.
	Remove lint handling.
	* elf32_getphdr.c: Minor cleanups.
	* elf32_getshdr.c: Likewise.
	* elf32_updatefile.c: Likewise.
	* elf32_updatenull.c: Likewise.
	* elf_begin.c: Likewise.
	* elf_error.c: Likewise.
	* elf_getarsym.c: Likewise.
	* elf_getdata.c: Likewise.
	* elf_update.c: Likewise.
	* gelf_xlate.c: Likewise.

2005-02-05  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am: Check for text relocations in constructed DSO.

	* Makefile.am [MUDFLAP] (AM_CFLAGS): Add -Werror -fpic -fmudflap.

2005-02-04  Ulrich Drepper  <drepper@redhat.com>

	* gelf_getehdr.c (gelf_getehdr): Slight optimization.

	* elf32_checksum.c (checksum): Do not look at NOBITS sections.

	* gelf.h: Add gelf_checksum prototype.

2004-09-25  Ulrich Drepper  <drepper@redhat.com>

	* elf32_checksum.c: Make compile with gcc 4.0.
	* elf32_updatefile.c: Likewise.
	* elf32_updatenull.c: Likewise.
	* elf_begin.c: Likewise.
	* elf_error.c: Likewise.
	* elf_getdata.c: Likewise.
	* elf_getident.c: Likewise.

2004-04-01  Ulrich Drepper  <drepper@redhat.com>

	* elf.h: Update from glibc.

2004-01-23  Ulrich Drepper  <drepper@redhat.com>

	* elf_update.c: Fix locking.
	* elf_clone.c: Likewise.

	* libelf.h: Define ELF_T_LIB.
	* gelf_getlib.c: New file.
	* gelf_update_lib.c: New file.
	* gelf.h: Declare the new functions.  Define GElf_Lib.
	* abstract.h: Define Lib, Lib32, Lib64.
	* gelf_xlate.c (__elf_xfctstom): Add ELF_T_LIB entry.
	* gelf_xlate.h: Add entry for ElfXX_Lib.
	* elf_getdata.c: Recognize SHT_GNU_LIBLIST as a known section type.
	* libelf.map: Add new symbols to ELFUTILS_1.1.
	* Makefile.am (libelf_a_SOURCES): Add gelf_getlib.c and
	gelf_update_lib.c.

2004-01-17  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am: Support building with mudflap.

	* gelf_xlate.c (INLINE3): Avoid using cast as lvalue.
	* dl-hash.h (_dl_elf_hash): Likewise.

2004-01-05  Ulrich Drepper  <drepper@redhat.com>

	* elf-knowledge.h: New file.  From libelf subdir.
	* Makefile.am (euincludedir): Define.
	(euinclude_HEADERS): Add elf-knowledge.h.

2003-09-24  Ulrich Drepper  <drepper@redhat.com>

	* elf.h: Define some PT_IA_64_HP_* constants.

2003-09-23  Jakub Jelinek  <jakub@redhat.com>

	* libelfP.h (struct Elf): Move state.elf64.sizestr_offset after
	state.elf64.scnincr to match state.elf{,32}.

2003-08-12  Ulrich Drepper  <drepper@redhat.com>

	* elf32_updatefile.c (__updatemmap): When writing back file where
	some sections have not been read in, count their sizes based on
	the section header.

2003-08-11  Ulrich Drepper  <drepper@redhat.com>

        * Moved to CVS archive.