Update to ELF Tool Chain r3197

Highlights:
 - Fix man page markup, whitespace, and typos
 - Fix sh_info of SHT_GROUP section to point to the correct string
 - Improve validation in readelf and elfcopy/strip
 - Handle DWARF 4's DW_AT_high_pc in addr2line

Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Ed Maste 2015-05-14 19:48:15 +00:00
commit b00fe64f4a
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=282918
41 changed files with 162 additions and 99 deletions

View File

@ -22,7 +22,7 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\" $Id: addr2line.1 2066 2011-10-26 15:40:28Z jkoshy $
.\" $Id: addr2line.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd July 25, 2010
.Os
@ -99,7 +99,7 @@ Print a help message.
Print a version identifier and exit.
.El
.Sh OUTPUT FORMAT
If the
If the
.Fl f
option was not specified,
.Nm
@ -156,4 +156,4 @@ its source file and line number use:
The
.Nm
utility was written by
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .

View File

@ -39,7 +39,7 @@
#include "_elftc.h"
ELFTC_VCSID("$Id: addr2line.c 3174 2015-03-27 17:13:41Z emaste $");
ELFTC_VCSID("$Id: addr2line.c 3197 2015-05-12 21:01:31Z emaste $");
static struct option longopts[] = {
{"target" , required_argument, NULL, 'b'},
@ -84,6 +84,44 @@ version(void)
exit(0);
}
/*
* Handle DWARF 4 'offset from' DW_AT_high_pc. Although we don't
* fully support DWARF 4, some compilers (like FreeBSD Clang 3.5.1)
* generate DW_AT_high_pc as an offset from DW_AT_low_pc.
*
* "If the value of the DW_AT_high_pc is of class address, it is the
* relocated address of the first location past the last instruction
* associated with the entity; if it is of class constant, the value
* is an unsigned integer offset which when added to the low PC gives
* the address of the first location past the last instruction
* associated with the entity."
*
* DWARF4 spec, section 2.17.2.
*/
static int
handle_high_pc(Dwarf_Die die, Dwarf_Unsigned lopc, Dwarf_Unsigned *hipc)
{
Dwarf_Error de;
Dwarf_Half form;
Dwarf_Attribute at;
int ret;
ret = dwarf_attr(die, DW_AT_high_pc, &at, &de);
if (ret == DW_DLV_ERROR) {
warnx("dwarf_attr failed: %s", dwarf_errmsg(de));
return (ret);
}
ret = dwarf_whatform(at, &form, &de);
if (ret == DW_DLV_ERROR) {
warnx("dwarf_whatform failed: %s", dwarf_errmsg(de));
return (ret);
}
if (dwarf_get_form_class(2, 0, 0, form) == DW_FORM_CLASS_CONSTANT)
*hipc += lopc;
return (DW_DLV_OK);
}
static void
search_func(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Addr addr,
const char **rlt_func)
@ -108,6 +146,8 @@ search_func(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Addr addr,
if (dwarf_attrval_unsigned(die, DW_AT_low_pc, &lopc, &de) ||
dwarf_attrval_unsigned(die, DW_AT_high_pc, &hipc, &de))
goto cont_search;
if (handle_high_pc(die, lopc, &hipc) != DW_DLV_OK)
goto cont_search;
if (addr < lopc || addr >= hipc)
goto cont_search;
@ -202,6 +242,8 @@ translate(Dwarf_Debug dbg, const char* addrstr)
* Check if the address falls into the PC range of
* this CU.
*/
if (handle_high_pc(die, lopc, &hipc) != DW_DLV_OK)
continue;
if (addr < lopc || addr >= hipc)
continue;
}

View File

@ -1,6 +1,6 @@
#!/bin/sh
#
# $Id: native-elf-format 3167 2015-02-24 19:10:08Z emaste $
# $Id: native-elf-format 3186 2015-04-16 22:16:40Z emaste $
#
# Find the native ELF format for a host platform by compiling a
# test object and examining the resulting object.
@ -33,7 +33,7 @@ $1 ~ "Data:" {
$1 ~ "Machine:" {
if (match($0, "Intel.*386")) {
elfarch = "EM_386";
} else if (match($0, ".*X86-64")) {
} else if (match($0, ".*[xX]86-64")) {
elfarch = "EM_X86_64";
} else {
elfarch = "unknown";

View File

@ -22,7 +22,7 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\" $Id: c++filt.1 2175 2011-11-16 05:51:49Z jkoshy $
.\" $Id: c++filt.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd August 24, 2011
.Os
@ -106,4 +106,4 @@ and exit.
The
.Nm
utility was written by
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elfcopy.1 3173 2015-03-27 16:46:13Z emaste $
.\" $Id: elfcopy.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd March 27, 2015
.Os
@ -330,4 +330,4 @@ Do not copy symbols that are not needed for relocation processing.
.Sh HISTORY
.Nm
has been implemented by
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .

View File

@ -34,7 +34,7 @@
#include "elfcopy.h"
ELFTC_VCSID("$Id: sections.c 3174 2015-03-27 17:13:41Z emaste $");
ELFTC_VCSID("$Id: sections.c 3185 2015-04-11 08:56:34Z kaiwang27 $");
static void add_gnu_debuglink(struct elfcopy *ecp);
static uint32_t calc_crc32(const char *p, size_t len, uint32_t crc);
@ -1223,6 +1223,14 @@ update_shdr(struct elfcopy *ecp, int update_link)
osh.sh_info != 0)
osh.sh_info = ecp->secndx[osh.sh_info];
/*
* sh_info of SHT_GROUP section needs to point to the correct
* string in the symbol table.
*/
if (s->type == SHT_GROUP && (ecp->flags & SYMTAB_EXIST) &&
(ecp->flags & SYMTAB_INTACT) == 0)
osh.sh_info = ecp->symndx[osh.sh_info];
if (!gelf_update_shdr(s->os, &osh))
errx(EXIT_FAILURE, "gelf_update_shdr() failed: %s",
elf_errmsg(-1));

View File

@ -34,7 +34,7 @@
#include "elfcopy.h"
ELFTC_VCSID("$Id: segments.c 3177 2015-03-30 18:19:41Z emaste $");
ELFTC_VCSID("$Id: segments.c 3196 2015-05-12 17:33:48Z emaste $");
static void insert_to_inseg_list(struct segment *seg, struct section *sec);
@ -442,7 +442,7 @@ copy_phdr(struct elfcopy *ecp)
s = seg->v_sec[i];
seg->msz = s->vma + s->sz - seg->addr;
if (s->type != SHT_NOBITS)
seg->fsz = seg->msz;
seg->fsz = s->off + s->sz - seg->off;
}
}

View File

@ -33,7 +33,7 @@
#include "elfcopy.h"
ELFTC_VCSID("$Id: symbols.c 3174 2015-03-27 17:13:41Z emaste $");
ELFTC_VCSID("$Id: symbols.c 3191 2015-05-04 17:07:01Z jkoshy $");
/* Symbol table buffer structure. */
struct symbuf {
@ -1090,7 +1090,7 @@ str_hash(const char *s)
{
uint32_t hash;
for (hash = 2166136261; *s; s++)
for (hash = 2166136261UL; *s; s++)
hash = (hash ^ *s) * 16777619;
return (hash & (STHASHSIZE - 1));

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: dwarf.3 3130 2014-12-21 20:06:29Z jkoshy $
.\" $Id: dwarf.3 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd December 21, 2014
.Os
@ -44,7 +44,7 @@ is defined by the DWARF standard, see
.Xr dwarf 4 .
.Pp
The
.Xr DWARF 3
.Xr DWARF 3
API has two parts:
.Bl -bullet
.It
@ -349,7 +349,7 @@ Retrieve a debugging information entry given an offset.
.It Fn dwarf_siblingof , Fn dwarf_siblingof_b
Retrieve the sibling descriptor for a debugging information entry.
.It Fn dwarf_srclang
Retrive the source language attribute for a debugging information
Retrieve the source language attribute for a debugging information
entry.
.It Fn dwarf_tag
Retrieve the tag for a debugging information entry.
@ -742,12 +742,12 @@ The DWARF standard is defined by
The DWARF(3) API originated at Silicon Graphics Inc.
.Pp
A BSD-licensed implementation of a subset of the API was written by
.An "John Birrell" Aq jb@FreeBSD.org
.An John Birrell Aq Mt jb@FreeBSD.org
for the FreeBSD project.
The implementation was subsequently revised and completed by
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .
.Pp
Manual pages for this implementation were written by
.An "Joseph Koshy" Aq jkoshy@users.sourceforge.net
.An Joseph Koshy Aq Mt jkoshy@users.sourceforge.net
and
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_add_line_entry.3 2953 2013-06-30 20:21:38Z kaiwang27 $
.\" $Id: dwarf_add_line_entry.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd June 30, 2013
.Os
@ -66,7 +66,8 @@ Valid source file indices are those returned by the function
.Pp
Argument
.Ar off
specifies a relocatable program address. The ELF symbol to be used
specifies a relocatable program address.
The ELF symbol to be used
for relocation is set by a prior call to the function
.Xr dwarf_lne_set_address 3 .
.Pp

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_def_macro.3 2122 2011-11-09 15:35:14Z jkoshy $
.\" $Id: dwarf_def_macro.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd November 9, 2011
.Os
@ -72,7 +72,7 @@ Argument
.Ar value
should point to a NUL-terminated string containing the value
of the macro.
If the macro doesn't have a value, argument
If the macro does not have a value, argument
.Ar value
should be set to NULL.
.Pp

View File

@ -22,14 +22,14 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_expand_frame_instructions.3 2122 2011-11-09 15:35:14Z jkoshy $
.\" $Id: dwarf_expand_frame_instructions.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd November 9, 2011
.Os
.Dt DWARF_EXPAND_FRAME_INSTRUCTIONS 3
.Sh NAME
.Nm dwarf_expand_frame_instructions
.Nd expand frame instructions
.Nd expand frame instructions
.Sh LIBRARY
.Lb libdwarf
.Sh SYNOPSIS

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_formblock.3 2073 2011-10-27 03:30:47Z jkoshy $
.\" $Id: dwarf_formblock.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd July 23, 2010
.Os
@ -69,7 +69,7 @@ the DWARF(3) library.
The application should not attempt to free this memory
area.
Portable code may indicate that the memory area is to be freed by
by using
using
.Xr dwarf_dealloc 3 .
.Sh RETURN VALUES
Function

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_formflag.3 2073 2011-10-27 03:30:47Z jkoshy $
.\" $Id: dwarf_formflag.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd June 21, 2010
.Os
@ -58,7 +58,7 @@ or
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
Function
.Fn dwarf_formflag

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_formref.3 2073 2011-10-27 03:30:47Z jkoshy $
.\" $Id: dwarf_formref.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd June 21, 2010
.Os
@ -101,7 +101,7 @@ ELF section.
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
These functions return
.Dv DW_DLV_OK

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_formsig8.3 2073 2011-10-27 03:30:47Z jkoshy $
.\" $Id: dwarf_formsig8.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd July 24, 2010
.Os
@ -56,7 +56,7 @@ must be
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
Function
.Fn dwarf_formsig8

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_formudata.3 2073 2011-10-27 03:30:47Z jkoshy $
.\" $Id: dwarf_formudata.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd June 21, 2010
.Os
@ -88,7 +88,7 @@ and
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
These functions return
.Dv DW_DLV_OK

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_get_fde_info_for_all_regs.3 2071 2011-10-27 03:20:00Z jkoshy $
.\" $Id: dwarf_get_fde_info_for_all_regs.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd June 4, 2011
.Os
@ -90,7 +90,8 @@ typedef struct {
For each of the register rules returned,
the
.Va dw_offset_relevant
field is set to 1 if the register rule has a offset value. The
field is set to 1 if the register rule has a offset value.
The
.Va dw_regnum
field is set to the register number associated with the regsiter rule.
The

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_get_fde_info_for_reg.3 2071 2011-10-27 03:20:00Z jkoshy $
.\" $Id: dwarf_get_fde_info_for_reg.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd June 4, 2011
.Os
@ -99,7 +99,7 @@ counter address associated with the register rule found.
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Ss COMPATIBILITY
Function
.Fn dwarf_get_fde_info_for_reg

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_get_ranges.3 2122 2011-11-09 15:35:14Z jkoshy $
.\" $Id: dwarf_get_ranges.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd November 9, 2011
.Os
@ -137,7 +137,7 @@ For this type of entry, the field
.Va dwr_addr1
is the value of the largest representable address offset, and
.Va dwr_addr2
is a base address for the begining and ending address offsets of
is a base address for the beginning and ending address offsets of
subsequent address range entries in the list.
.It Dv DW_RANGES_END
An end of list mark.

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_hasattr.3 3142 2015-01-29 23:11:14Z jkoshy $
.\" $Id: dwarf_hasattr.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd April 17, 2010
.Os
@ -64,7 +64,7 @@ If the named attribute is not present, a zero is written instead.
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
On success, function
.Fn dwarf_hasattr

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_next_cu_header.3 3128 2014-12-21 20:06:22Z jkoshy $
.\" $Id: dwarf_next_cu_header.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd December 21, 2014
.Os
@ -220,8 +220,7 @@ unit in the section.
.Ss Iterating Through Type Units in a Debug Context
When a DWARF debug context is allocated using
.Xr dwarf_init 3 ,
an internal pointer assoicated with the context will point to the
fisrt
an internal pointer associated with the context will point to the first
.Dq \&.debug_types
section found in the debug object.
The first call to function

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_producer_init.3 2074 2011-10-27 03:34:33Z jkoshy $
.\" $Id: dwarf_producer_init.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd August 20, 2011
.Os
@ -58,7 +58,7 @@ descriptor representing a DWARF producer instance.
.Pp
The argument
.Ar errhand
should contain the adddress of a function to be called in case of an
should contain the address of a function to be called in case of an
error.
If this argument is
.Dv NULL ,

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: dwarf_whatattr.3 3142 2015-01-29 23:11:14Z jkoshy $
.\" $Id: dwarf_whatattr.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd May 22, 2010
.Os
@ -51,7 +51,7 @@ and writes it to the location pointed to by argument
If argument
.Ar err
is not NULL, it will be used to return an error descriptor in case
of an error.
of an error.
.Sh RETURN VALUES
On success, function
.Fn dwarf_whatattr

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf.3 3142 2015-01-29 23:11:14Z jkoshy $
.\" $Id: elf.3 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd July 28, 2014
.Os
@ -555,7 +555,7 @@ flag on an ELF descriptor using
.Xr elf_flagelf 3 ,
following which the library will use the data offsets and alignments
specified by the application when laying out the file.
Application control of file layout is described further in the
Application control of file layout is described further in the
.Xr elf_update 3
manual page.
.Pp
@ -608,5 +608,4 @@ The current implementation of the ELF(3) API appeared in
.Fx 7.0 .
.Sh AUTHORS
The ELF library was written by
.An "Joseph Koshy"
.Aq jkoshy@FreeBSD.org .
.An Joseph Koshy Aq Mt jkoshy@FreeBSD.org .

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf_begin.3 2313 2011-12-11 06:19:24Z jkoshy $
.\" $Id: elf_begin.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd December 11, 2011
.Os
@ -272,7 +272,7 @@ was created.
.It Bq Er ELF_E_ARGUMENT
An
.Xr ar 1
archive was opened with with
archive was opened with
.Ar cmd
set to
.Dv ELF_C_RDWR .

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf_cntl.3 289 2009-01-08 08:26:08Z jkoshy $
.\" $Id: elf_cntl.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd August 9, 2006
.Os

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf_getdata.3 1766 2011-08-22 06:01:03Z jkoshy $
.\" $Id: elf_getdata.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd January 26, 2011
.Os
@ -174,7 +174,7 @@ These functions return a valid pointer to a data descriptor if successful, or
NULL if an error occurs.
.Sh ERRORS
These functions may fail with the following errors:
.Bl -tag -width "[ELF_E_RESOURCE]"
.Bl -tag -width "[ELF_E_RESOURCE]"
.It Bq Er ELF_E_ARGUMENT
Either of the arguments
.Ar scn

View File

@ -21,11 +21,11 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elf_open.3 2512 2012-05-31 06:15:57Z jkoshy $
.\" $Id: elf_open.3 3181 2015-04-10 13:22:51Z emaste $
.\"
.Dd May 31, 2012
.Os
.Dt ELF_OPEN 3
.Dt ELF_OPEN 3
.Sh NAME
.Nm elf_open
.Nd open ELF objects and ar(1) archives

View File

@ -41,7 +41,7 @@
#include <sys/mman.h>
#endif
ELFTC_VCSID("$Id: elf_update.c 3013 2014-03-23 06:16:59Z jkoshy $");
ELFTC_VCSID("$Id: elf_update.c 3190 2015-05-04 15:23:08Z jkoshy $");
/*
* Layout strategy:
@ -271,8 +271,10 @@ _libelf_compute_section_extents(Elf *e, Elf_Scn *s, off_t rc)
* offsets and alignment for sanity.
*/
if (e->e_flags & ELF_F_LAYOUT) {
if (scn_alignment > sh_align || sh_offset % sh_align ||
sh_size < scn_size) {
if (scn_alignment > sh_align ||
sh_offset % sh_align ||
sh_size < scn_size ||
sh_offset % _libelf_falign(elftype, ec)) {
LIBELF_SET_ERROR(LAYOUT, 0);
return (0);
}

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: gelf.3 189 2008-07-20 10:38:08Z jkoshy $
.\" $Id: gelf.3 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd September 1, 2006
.Os
@ -197,5 +197,4 @@ This implementation of the API first appeared in
.Fx 7.0 .
.Sh AUTHORS
The GElf API was implemented by
.An "Joseph Koshy"
.Aq jkoshy@FreeBSD.org .
.An Joseph Koshy Aq Mt jkoshy@FreeBSD.org .

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elftc_demangle.3 2065 2011-10-26 15:24:47Z jkoshy $
.\" $Id: elftc_demangle.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd August 24, 2011
.Os
@ -88,7 +88,7 @@ To decode a name that uses an unknown encoding style use:
.Bd -literal -offset indent
char buffer[1024];
const char *funcname;
funcname = ...; /* points to string to be demangled */
if (elftc_demangle(funcname, buffer, sizeof(buffer), 0) == 0)
printf("Demangled name: %\\n", buffer);

View File

@ -21,7 +21,7 @@
.\" out of the use of this software, even if advised of the possibility of
.\" such damage.
.\"
.\" $Id: elftc_symbol_table_create.3 2825 2012-12-29 14:25:33Z jkoshy $
.\" $Id: elftc_symbol_table_create.3 3182 2015-04-10 16:08:10Z emaste $
.\"
.Dd December 29, 2012
.Os
@ -224,7 +224,7 @@ should point to a location that will be updated with one of
the following values:
.Bl -tag -width indent -compact -offset indent
.It Dv ELFTC_INSERT_ERROR
An error occured during insertion of the symbol.
An error occurred during insertion of the symbol.
.It Dv ELFTC_INSERT_EXISTING
The name in argument
.Ar symbolname

View File

@ -36,7 +36,7 @@
#include "_libelftc.h"
ELFTC_VCSID("$Id: libelftc_dem_gnu3.c 3123 2014-12-21 05:46:19Z kaiwang27 $");
ELFTC_VCSID("$Id: libelftc_dem_gnu3.c 3194 2015-05-05 17:55:16Z emaste $");
/**
* @file cpp_demangle.c
@ -316,7 +316,7 @@ cpp_demangle_push_fp(struct cpp_demangle_data *ddata,
rtn = 0;
if ((len = strlen(f)) > 0)
rtn = cpp_demangle_push_str(ddata, f, len);
rtn = cpp_demangle_push_str(ddata, f, len);
free(f);

View File

@ -22,7 +22,7 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\" $Id: nm.1 3145 2015-02-15 18:04:37Z emaste $
.\" $Id: nm.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd February 15, 2015
.Os
@ -335,4 +335,4 @@ were specified.
The
.Nm
utility and this manual page were written by
.An Hyogeol Lee Aq hyogeollee@gmail.com .
.An Hyogeol Lee Aq Mt hyogeollee@gmail.com .

View File

@ -22,7 +22,7 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\" $Id: readelf.1 3059 2014-06-02 00:42:32Z kaiwang27 $
.\" $Id: readelf.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd September 13, 2012
.Os
@ -194,4 +194,4 @@ separate lines.
The
.Nm
utility was written by
.An "Kai Wang" Aq kaiwang27@users.sourceforge.net .
.An Kai Wang Aq Mt kaiwang27@users.sourceforge.net .

View File

@ -46,7 +46,7 @@
#include "_elftc.h"
ELFTC_VCSID("$Id: readelf.c 3178 2015-03-30 18:29:13Z emaste $");
ELFTC_VCSID("$Id: readelf.c 3189 2015-04-20 17:02:01Z emaste $");
/*
* readelf(1) options.
@ -2673,7 +2673,7 @@ dump_phdr(struct readelf *re)
{
const char *rawfile;
GElf_Phdr phdr;
size_t phnum;
size_t phnum, size;
int i, j;
#define PH_HDR "Type", "Offset", "VirtAddr", "PhysAddr", "FileSiz", \
@ -2726,10 +2726,14 @@ dump_phdr(struct readelf *re)
" 0x%16.16jx 0x%16.16jx %c%c%c"
" %#jx\n", PH_CT);
if (phdr.p_type == PT_INTERP) {
if ((rawfile = elf_rawfile(re->elf, NULL)) == NULL) {
if ((rawfile = elf_rawfile(re->elf, &size)) == NULL) {
warnx("elf_rawfile failed: %s", elf_errmsg(-1));
continue;
}
if (phdr.p_offset >= size) {
warnx("invalid program header offset");
continue;
}
printf(" [Requesting program interpreter: %s]\n",
rawfile + phdr.p_offset);
}
@ -4378,13 +4382,22 @@ dump_mips_options(struct readelf *re, struct section *s)
p = d->d_buf;
pe = p + d->d_size;
while (p < pe) {
if (pe - p < 8) {
warnx("Truncated MIPS option header");
return;
}
kind = re->dw_decode(&p, 1);
size = re->dw_decode(&p, 1);
sndx = re->dw_decode(&p, 2);
info = re->dw_decode(&p, 4);
if (size < 8 || size - 8 > pe - p) {
warnx("Malformed MIPS option header");
return;
}
size -= 8;
switch (kind) {
case ODK_REGINFO:
dump_mips_odk_reginfo(re, p, size - 8);
dump_mips_odk_reginfo(re, p, size);
break;
case ODK_EXCEPTIONS:
printf(" EXCEPTIONS FPU_MIN: %#x\n",
@ -4435,7 +4448,7 @@ dump_mips_options(struct readelf *re, struct section *s)
default:
break;
}
p += size - 8;
p += size;
}
}
@ -7458,11 +7471,10 @@ main(int argc, char **argv)
errx(EXIT_FAILURE, "ELF library initialization failed: %s",
elf_errmsg(-1));
for (i = 0; i < argc; i++)
if (argv[i] != NULL) {
re->filename = argv[i];
dump_object(re);
}
for (i = 0; i < argc; i++) {
re->filename = argv[i];
dump_object(re);
}
exit(EXIT_SUCCESS);
}

View File

@ -23,7 +23,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: size.1 2043 2011-10-23 14:49:16Z jkoshy $
.\" $Id: size.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd August 25, 2011
.Dt SIZE 1
@ -252,6 +252,6 @@ utility first appeared in
The
.Nm
utility was re-written by
.An S. Sam Arun Raj Aq samarunraj@gmail.com
.An S. Sam Arun Raj Aq Mt samarunraj@gmail.com
This manual page was written by
.An S. Sam Arun Raj Aq samarunraj@gmail.com
.An S. Sam Arun Raj Aq Mt samarunraj@gmail.com

View File

@ -38,7 +38,7 @@
#include "_elftc.h"
ELFTC_VCSID("$Id: size.c 3174 2015-03-27 17:13:41Z emaste $");
ELFTC_VCSID("$Id: size.c 3183 2015-04-10 16:18:42Z emaste $");
#define BUF_SIZE 1024
#define ELF_ALIGN(val,x) (((val)+(x)-1) & ~((x)-1))
@ -604,7 +604,7 @@ handle_elf(char const *name)
arhdr->ar_name);
continue;
}
/* Core dumps are handled seperately */
/* Core dumps are handled separately */
if (elfhdr.e_shnum == 0 && elfhdr.e_type == ET_CORE) {
exit_code = handle_core(name, elf, &elfhdr);
(void) elf_end(elf);

View File

@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $Id: strings.1 2352 2011-12-19 11:21:10Z jkoshy $
.\" $Id: strings.1 3195 2015-05-12 17:22:19Z emaste $
.\"
.Dd December 19, 2011
.Dt STRINGS 1
@ -157,6 +157,6 @@ when i386-only a.out format was dropped in favor of ELF.
The
.Nm
utility was re-written by
.An S.Sam Arun Raj Aq samarunraj@gmail.com .
.An S.Sam Arun Raj Aq Mt samarunraj@gmail.com .
This manual page was written by
.An S.Sam Arun Raj Aq samarunraj@gmail.com .
.An S.Sam Arun Raj Aq Mt samarunraj@gmail.com .

View File

@ -6,5 +6,5 @@
const char *
elftc_version(void)
{
return "elftoolchain r3179M";
return "elftoolchain r3197M";
}