libc sysdeps/x86_64/memset.S sysdeps/x86_64/me ...

[drepper at sourceware dot org]

CVSROOT:	/cvs/glibc
Module name:	libc
Changes by:	drepper@sources.redhat.com	2004-10-18 04:17:29

Modified files:
	sysdeps/x86_64 : memset.S mempcpy.S memcpy.S 
	sysdeps/i386/i686: memset.S mempcpy.S memmove.S memcpy.S 
	string         : string.h Makefile 
	stdio-common   : vfprintf.c 
	misc/sys       : cdefs.h 
	libio          : vswprintf.c vsnprintf.c strfile.h stdio.h 
	                 libio.h Makefile 
	include/sys    : cdefs.h 
	include        : string.h stdio.h features.h 
	elf            : dl-minimal.c 
	debug          : Versions Makefile 
	argp           : argp-xinl.c argp-fs-xinl.c 
	.              : ChangeLog 
Added files:
	sysdeps/x86_64 : strcpy_chk.S stpcpy_chk.S memset_chk.S 
	                 mempcpy_chk.S memcpy_chk.S 
	sysdeps/unix/sysv/linux: readonly-area.c 
	sysdeps/i386/i686: memset_chk.S mempcpy_chk.S memmove_chk.S 
	                   memcpy_chk.S 
	sysdeps/generic: strncpy_chk.c strncat_chk.c strcpy_chk.c 
	                 strcat_chk.c stpcpy_chk.c readonly-area.c 
	                 memset_chk.c mempcpy_chk.c memmove_chk.c 
	                 memcpy_chk.c 
	string/bits    : string3.h 
	libio/bits     : stdio2.h 
	include/bits   : string3.h 
	debug          : vsprintf_chk.c vsnprintf_chk.c vprintf_chk.c 
	                 vfprintf_chk.c tst-chk3.c tst-chk2.c tst-chk1.c 
	                 test-strcpy_chk.c test-stpcpy_chk.c 
	                 sprintf_chk.c snprintf_chk.c printf_chk.c 
	                 gets_chk.c fprintf_chk.c chk_fail.c 

Log message:
	2004-10-15  Jakub Jelinek  <jakub@redhat.com>
	
	* elf/dl-minimal.c (__chk_fail): New.  Add rtld_hidden_def.
	* sysdeps/unix/sysv/linux/readonly-area.c: New file.
	* sysdeps/i386/i686/memmove.S (__memmove_chk): Add checking
	routine.
	* sysdeps/i386/i686/memcpy.S (__memcpy_chk): Likewise.
	* sysdeps/i386/i686/mempcpy.S (__mempcpy_chk): Likewise.
	* sysdeps/i386/i686/memset.S (__memset_chk): Likewise.
	* sysdeps/i386/i686/memmove-chk.S: New file.
	* sysdeps/i386/i686/memcpy-chk.S: Likewise.
	* sysdeps/i386/i686/mempcpy-chk.S: Likewise.
	* sysdeps/i386/i686/memset-chk.S: Likewise.
	* sysdeps/generic/strcat-chk.c (__strcat_chk): Don't __chk_fail
	if exactly fitting into buffer.
	* sysdeps/generic/strncat-chk.c (__strncat_chk): Likewise.
	* sysdeps/generic/readonly-area.c: New file.
	* sysdeps/generic/strncpy-chk.c (__strncpy_chk): Only test
	destlen once.
	* sysdeps/x86_64/memset.S (__memset_chk): Add checking routine.
	* sysdeps/x86_64/memcpy.S (__memcpy_chk): Likewise.
	* sysdeps/x86_64/mempcpy.S (__memcpy_chk): Define to __mempcpy_chk.
	* sysdeps/x86_64/memcpy-chk.S: New file.
	* sysdeps/x86_64/mempcpy-chk.S: Likewise.
	* sysdeps/x86_64/memset-chk.S: Likewise.
	* sysdeps/x86_64/strcpy-chk.S: Likewise.
	* sysdeps/x86_64/stpcpy-chk.S: Likewise.
	* argp/argp-xinl.c (__OPTIMIZE__): Define to 1 instead of nothing.
	* argp/argp-fs-xinl.c (__OPTIMIZE__): Likewise.
	* debug/tst-chk1.c: New test.
	* debug/tst-chk2.c: Likewise.
	* debug/tst-chk3.c: Likewise.
	* debug/test-strcpy_chk.c: Likewise.
	* debug/test-stpcpy_chk.c: Likewise.
	* debug/vsprintf_chk.c (__vsprintf_chk): If flags > 0, request
	_IO_FLAGS2_CHECK_PERCENT_N.  Add libc_hidden_def.
	* debug/Makefile (routines): Add printf_chk, fprintf_chk, vprintf_chk,
	vfprintf_chk, gets_chk and readonly-area.
	(CFLAGS-*_chk.c): Set.
	(tests): Add tst-chk1, tst-chk2, tst-chk3, test-strcpy_chk and
	test-stpcpy_chk.
	* debug/vprintf_chk.c: New file.
	* debug/printf_chk.c: Likewise.
	* debug/vfprintf_chk.c: Likewise.
	* debug/fprintf_chk.c: Likewise.
	* debug/gets_chk.c: Likewise.
	* debug/chk_fail.c (__chk_fail): Add libc_hidden_def.
	* debug/snprintf_chk.c (__snprintf_chk): Fix order of arguments
	passed to __vsnprintf_chk.
	* debug/Versions (libc): Export __printf_chk, __fprintf_chk,
	__vprintf_chk, __vfprintf_chk and __gets_chk @GLIBC_2.3.4.
	* debug/vsnprintf_chk.c (__vsnprintf_chk): Don't call
	__vsnprintf, instead create a temporary file with
	_IO_strn_jumps jumptable.  If flags > 0, request
	_IO_FLAGS2_CHECK_PERCENT_N.  Add libc_hidden_def.
	* libio/Makefile (headers): Add bits/stdio2.h.
	* libio/stdio.h: Include <bits/stdio2.h> if __USE_FORTIFY_LEVEL.
	(sprintf, snprintf, vsprintf, vsnprintf): Remove defines.
	* libio/strfile.h (_IO_strnfile): New type.
	(_IO_strn_jumps): New extern.
	* libio/vsnprintf.c (_IO_strnfile): Remove.
	(_IO_strn_jumps): Remove static.
	* libio/bits/stdio2.h: New file.
	* libio/vswprintf.c (_IO_strnfile): Rename type to...
	(_IO_wstrnfile): ...this.  Adjust all uses.
	* libio/libio.h (_IO_FLAGS2_CHECK_PERCENT_N): Define.
	* stdio-common/vfprintf.c (STR_LEN): Define.
	(vfprintf): Add readonly_format variable.
	Handle _IO_FLAGS2_CHECK_PERCENT_N.
	(buffered_vfprintf): Copy _flags2.
	* include/stdio.h (__sprintf_chk, __snprintf_chk, __vsprintf_chk,
	__vsnprintf_chk, __printf_chk, __fprintf_chk, __vprintf_chk,
	__vfprintf_chk): New prototypes.
	(__vsprintf_chk, __vsnprintf_chk): Add libc_hidden_proto.
	* include/string.h (__memcpy_chk, __memmove_chk, __mempcpy_chk,
	__memset_chk, __strcpy_chk, __stpcpy_chk, __strncpy_chk, __strcat_chk,
	__strncat_chk): New prototypes.
	* include/bits/string3.h: New file.
	* include/sys/cdefs.h (__chk_fail): Add libc_hidden_proto
	and rtld_hidden_proto.
	* string/Makefile (headers): Add bits/string3.h.
	* string/bits/string3.h (bcopy, bzero): New defines.
	(memset, memcpy, memmove, strcpy, strncpy, strcat, strncat): Change
	macros so that inlines are used only if unknown destination size
	or side-effects in destination argument.
	(mempcpy, stpcpy): Likewise.  Protect with #ifdef __USE_GNU.
	
	2004-09-16  Ulrich Drepper  <drepper@redhat.com>
	
	* debug/Makefile (routines): Add *_chk.
	* debug/Versions (libc): Export __chk_fail, __memcpy_chk,
	__memmove_chk, __mempcpy_chk, __memset_chk, __stpcpy_chk,
	__strcat_chk, __strcpy_chk, __strncat_chk, __strncpy_chk,
	__sprintf_chk, __vsprintf_chk, __snprintf_chk, __vsnprintf_chk
	@GLIBC_2.3.4.
	* debug/chk_fail.c: New file.
	* debug/snprintf_chk.c: Likewise.
	* debug/sprintf_chk.c: Likewise.
	* debug/vsnprintf_chk.c: Likewise.
	* debug/vsprintf_chk.c: Likewise.
	* include/features.h (_FORTIFY_SOURCE): Document, handle.
	(__USE_FORTIFY_LEVEL): Define.
	(__GNUC_PREREQ): Move to earlier location.
	* include/sys/cdefs.h (__chk_fail): New prototype.
	* libio/bits/stdio.h (sprintf, vsprintf, snprintf, vsnprintf):
	Define if __USE_FORTIFY_LEVEL.
	* misc/sys/cdefs.h (__bos, __bos0): Define.
	* string/string.h: Include <bits/string3.h> if __USE_FORTIFY_LEVEL.
	* bits/string/string3.h: New header.
	* sysdeps/generic/memcpy_chk.c: New file.
	* sysdeps/generic/memmove_chk.c: Likewise.
	* sysdeps/generic/mempcpy_chk.c: Likewise.
	* sysdeps/generic/memset_chk.c: Likewise.
	* sysdeps/generic/stpcpy_chk.c: Likewise.
	* sysdeps/generic/strcat_chk.c: Likewise.
	* sysdeps/generic/strcpy_chk.c: Likewise.
	* sysdeps/generic/strncat_chk.c: Likewise.
	* sysdeps/generic/strncpy_chk.c: Likewise.

Patches:
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/strcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/stpcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/memset_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/mempcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/memcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/memset.S.diff?cvsroot=glibc&r1=1.2&r2=1.3
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/mempcpy.S.diff?cvsroot=glibc&r1=1.2&r2=1.3
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/memcpy.S.diff?cvsroot=glibc&r1=1.4&r2=1.5
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/unix/sysv/linux/readonly-area.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memset_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/mempcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memmove_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memcpy_chk.S.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memset.S.diff?cvsroot=glibc&r1=1.6&r2=1.7
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/mempcpy.S.diff?cvsroot=glibc&r1=1.7&r2=1.8
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memmove.S.diff?cvsroot=glibc&r1=1.2&r2=1.3
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/i686/memcpy.S.diff?cvsroot=glibc&r1=1.5&r2=1.6
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/strncpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/strncat_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/strcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/strcat_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/stpcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/readonly-area.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/memset_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/mempcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/memmove_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/generic/memcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/string/bits/string3.h.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/string/string.h.diff?cvsroot=glibc&r1=1.93&r2=1.94
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/string/Makefile.diff?cvsroot=glibc&r1=1.64&r2=1.65
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/stdio-common/vfprintf.c.diff?cvsroot=glibc&r1=1.128&r2=1.129
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/misc/sys/cdefs.h.diff?cvsroot=glibc&r1=1.58&r2=1.59
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/bits/stdio2.h.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/vswprintf.c.diff?cvsroot=glibc&r1=1.10&r2=1.11
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/vsnprintf.c.diff?cvsroot=glibc&r1=1.20&r2=1.21
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/strfile.h.diff?cvsroot=glibc&r1=1.7&r2=1.8
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/stdio.h.diff?cvsroot=glibc&r1=1.78&r2=1.79
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/libio.h.diff?cvsroot=glibc&r1=1.58&r2=1.59
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/libio/Makefile.diff?cvsroot=glibc&r1=1.79&r2=1.80
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/include/sys/cdefs.h.diff?cvsroot=glibc&r1=1.1&r2=1.2
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/include/bits/string3.h.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/include/string.h.diff?cvsroot=glibc&r1=1.30&r2=1.31
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/include/stdio.h.diff?cvsroot=glibc&r1=1.27&r2=1.28
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/include/features.h.diff?cvsroot=glibc&r1=1.35&r2=1.36
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/elf/dl-minimal.c.diff?cvsroot=glibc&r1=1.48&r2=1.49
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/vsprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/vsnprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/vprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/vfprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/tst-chk3.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/tst-chk2.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/tst-chk1.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/test-strcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/test-stpcpy_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/sprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/snprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/printf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/gets_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/fprintf_chk.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/chk_fail.c.diff?cvsroot=glibc&r1=NONE&r2=1.1
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/Versions.diff?cvsroot=glibc&r1=1.3&r2=1.4
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/debug/Makefile.diff?cvsroot=glibc&r1=1.19&r2=1.20
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/argp/argp-xinl.c.diff?cvsroot=glibc&r1=1.4&r2=1.5
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/argp/argp-fs-xinl.c.diff?cvsroot=glibc&r1=1.3&r2=1.4
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/ChangeLog.diff?cvsroot=glibc&r1=1.8892&r2=1.8893