1 2016-04-14 Mark Wielaard <mjw@redhat.com>
3 * dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Free match
4 on invalid DWARF if we allocated it.
6 2016-04-14 Mark Wielaard <mjw@redhat.com>
8 * linux-proc-maps.c (proc_maps_report): Free last_file on bad file
11 2016-03-01 Steven Chamberlain <steven@pyro.eu.org>
13 * linux-pid-attach.c: Removed unused pid_thread_callbacks,
14 pid_thread_detach, pid_detach, pid_set_initial_registers,
15 pid_memory_read, pid_getthread, pid_next_thread in #ifndef
18 2016-02-22 Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
19 Mark Wielaard <mjw@redhat.com>
21 * find-debuginfo.c (find_debuginfo_in_path): Remember whether
22 debuglink_file is NULL. Try file basename (without .debug) ofr
23 absolute and relative path if debug_file was NULL.
24 * linux-kernel-modules.c (try_kernel_name): If try_debug is true call
25 dwfl_standard_find_debuginfo with NULL debuglink_file, otherwise with
28 2016-02-13 Mark Wielaard <mjw@redhat.com>
30 * linux-proc-maps.c (proc_maps_report): Free last_file when ENOEXEC.
32 2016-02-13 Mark Wielaard <mjw@redhat.com>
34 * frame_unwind.c (new_unwound): Check and return unwound.
35 (handle_cfi): Check new_unwound was able to allocate new memory
36 before use. Return DWFL_E_NOMEM otherwise.
38 2016-02-11 Mark Wielaard <mjw@redhat.com>
40 * relocate.c (relocate_section): Check result of all gelf_get* calls.
41 (__libdwfl_relocate): Likewise.
42 (__libdwfl_relocate_section): Likewise.
44 2016-02-11 Mark Wielaard <mjw@redhat.com>
46 * relocate.c (relocate_section): Check result of gelf_update_* calls.
48 2016-01-08 Mark Wielaard <mjw@redhat.com>
50 * libdwfl_a_SOURCES: Unconditionally add gzip.c.
51 * linux-kernel-modules.c (vmlinux_suffixes): We always have at least
53 (try_kernel_name): Likewise.
54 (check_suffix): Likewise.
55 * open.c (decompress): Likewise.
57 2015-12-18 Mark Wielaard <mjw@redhat.com>
59 * dwfl_module_getdwarf.c (find_symtab): Uncompress symstr, xndx, sym
60 sections and aux_str, aux_xndx and aux_sym sections if necessary.
61 * relocate.c (relocate_getsym): Uncompress symtab and symtab_shndx
63 (resolve_symbol): Uncompress strtab section if necessary.
64 (relocate_section): Uncompress the section the relocations apply to
67 2015-11-18 Chih-Hung Hsieh <chh@google.com>
69 * linux-proc-maps.c (proc_maps_report): Move nested function
70 'report' to file scope.
72 2015-11-18 Chih-Hung Hsieh <chh@google.com>
74 * core-file.c (elf_begin_rand): Move nested function 'fail' to file
76 * core-file.c (dwfl_elf_phdr_memory_callback): Move nested functions
77 'update_end' and 'more' to file scope.
79 2015-11-17 Chih-Hung Hsieh <chh@google.com>
81 * link_map.c (auxv_format_probe): Move nested functions
82 check64 and check32 to file scope.
84 2015-12-08 Jose E. Marchesi <jose.marchesi@oracle.com>
86 * dwfl_frame.c (state_fetch_pc): Add a backend-defined offset to
87 the value of the return address register as defined by the CFI
89 * frame_unwind.c (handle_cfi): Likewise.
91 2015-12-01 Mark Wielaard <mjw@redhat.com>
93 * link_map.c (dwfl_link_map_report): Track whether in.d_buf comes
94 from exec or memory_callback, free as appropriate.
96 2015-12-01 Mark Wielaard <mjw@redhat.com>
98 * libdwflP.h (struct Dwfl_User_Core): New.
99 (struct DWfl): Replace executable_for_core with user_core.
100 * argp-std.c (parse_opt): Store core and fd in Dwfl user_core.
101 * core-file.c (dwfl_core_file_report): Check and store
102 executable_for_core in Dwfl user_core.
103 * dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Check and use
104 executable_for_core in Dwfl user_core.
105 * dwfl_end.c (dwfl_end): Release resources held in Dwfl user_core.
106 * link-map.c (report_r_debug): Check executable_for_core in Dwfl
108 (dwfl_link_map_report): Likewise.
110 2015-11-16 Chih-Hung Hsieh <chh@google.com>
112 * dwfl_module_getdwarf.c (find_prelink_address_sync): Move nested
113 function 'consider_shdr' to file scope.
114 * dwfl_module_getdwarf.c (find_dynsym): Move nested function
115 'translate_offs' to file scope.
117 2015-11-16 Chih-Hung Hsieh <chh@google.com>
119 * dwfl_module_addrsym.c (__libdwfl_addrsym): Move nested functions
120 'same_section', 'binding_value', 'try_sym_value', and 'search_table'
123 2015-11-19 Mark Wielaard <mjw@redhat.com>
125 * dwfl_module.c (__libdwfl_module_free): Remove Dwfl_Module Ebl from
126 eh_cfi and dwarf_cfi cache if necessary before calling dwarf_end and
129 2015-11-13 Chih-Hung Hsieh <chh@google.com>
131 * gzip.c (unzip): Move nested functions to file scope.
133 2015-10-21 Chih-Hung Hsieh <chh@google.com>
134 Mark Wielaard <mjw@redhat.com>
136 * dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Move nested
137 functions 'dwarf_line_file', 'dwfl_line', and 'dwfl_line_file' to
138 file scope. Rename dwarf_line_file to dwfl_dwarf_line_file. Don't
141 2015-10-21 Chih-Hung Hsieh <chh@google.com>
143 * frame_unwind.c (expr_eval): Move nested function 'push' and 'pop'
144 to file scope. Pass used local variables in struct eval_stack.
146 2015-10-21 Chih-Hung Hsieh <chh@google.com>
148 * dwfl_module.c (dwfl_report_module): Move nested function 'use' to
151 2015-10-09 Josh Stone <jistone@redhat.com>
153 * core-file.c (elf_begin_rand): Replace loff_t with off_t.
154 * open.c (decompress): Replace off64_t with off_t.
155 * gzip.c (unzip): Likewise.
156 * image-header.c (__libdw_image_header): Likewise.
157 * libdwflP.h: Likewise in function declarations.
158 * argp-std.c (parse_opt): Replace open64 with open.
159 * dwfl_build_id_find_elf.c (__libdwfl_open_mod_by_build_id,
160 dwfl_build_id_find_elf): Likewise.
161 * dwfl_module_getdwarf.c (open_elf_file): Likewise.
162 * dwfl_report_elf.c (dwfl_report_elf): Likewise.
163 * dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
164 * link_map.c (report_r_debug): Likewise.
165 * offline.c (dwfl_report_offline): Likewise.
166 * linux-proc-maps.c (grovel_auxv, get_pid_class,
167 dwfl_linux_proc_find_elf): Likewise.
168 (read_proc_memory): Replace off64_t with off_t.
169 * find-debuginfo.c (find_debuginfo_in_path): Replace stat64 and
170 fstat64 with stat and fstat.
171 (try_open): Likewise, and replace open64 with open.
172 * linux-kernel-modules.c: Manually define open and fopen to open64 and
173 fopen64 when needed, since the early fts.h include breaks that.
174 (try_kernel_name): Replace open64 with open.
175 (check_notes): Likewise.
177 2015-10-09 Jose E. Marchesi <jose.marchesi@oracle.com>
179 * linux-proc-maps.c (read_proc_memory): Use seek+read instead of
180 pread, as the later doesn't accept negative offsets.
182 2015-10-07 Mark Wielaard <mjw@redhat.com>
184 * dwfl_module_getdwarf.c (MAX): Removed.
185 (find_prelink_address_sync): Allocate exact amount of bytes for
187 * dwfl_segment_report_module.c (dwfl_segment_report_module):
189 * elf-from-memory.c (MAX): Removed.
190 (elf_from_remote_memory): Allocate exact amount of bytes for phdrs.
192 2015-10-05 Chih-Hung Hsieh <chh@google.com>
194 * dwfl_module_getdwarf.c (find_prelink_address_sync): Do not use
195 union of variable length arrays.
196 * dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
197 * elf-from-memory.c (elf_from_remote_memory): Likewise.
198 * link_map.c (auxv_format_probe): Likewise.
199 * link_map.c (report_r_debug): Likewise.
200 * link_map.c (dwfl_link_map_report): Likewise.
202 2015-09-18 Chih-Hung Hsieh <chh@google.com>
204 * relocate.c (relocate_section): Move nested function "relocate"
205 to file scope, pass all used local variables as constants.
206 Move nested "check_badreltype" to file scope, pass addresses of
207 updated used local variables.
208 * linux-kernel-modules.c (intuit_kernel_bounds): Move nested function
209 "read_address" to file scope, pass all updated local variables in
211 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Move nested
212 function "subst_name" to file scope, pass all used local variables
214 * linux-kernel-modules.c (dwfl_linux_kernel_report_kernel): Replace
215 simple nested function "report" with a macro. Work around gcc static
216 analysis error -Werror=maybe-uninitialized.
218 2015-09-22 Mark Wielaard <mjw@redhat.com>
220 * core-file.c: Remove old-style function definitions.
221 * dwfl_error.c: Likewise.
222 * dwfl_module_dwarf_cfi.c: Likewise.
223 * dwfl_module_eh_cfi.c: Likewise.
224 * dwfl_module_register_names.c: Likewise.
225 * dwfl_module_return_value_location.c: Likewise.
226 * dwfl_version.c: Likewise.
228 2015-09-09 Chih-Hung Hsieh <chh@google.com>
229 Mark Wielaard <mjw@redhat.com>
231 * dwfl_frame.c (dwfl_attach_state): Remove redundant NULL tests
232 on parameters declared with __nonnull_attribute__.
233 * libdwfl.h (dwfl_module_getelf): Don't mark first argument as
236 2015-09-08 Mark Wielaard <mjw@redhat.com>
238 * libdwflP.h (struct __libdwfl_pid_arg): Add elf and elf_fd.
239 * linux-pid-attach.c (pid_detach): Call elf_end and close.
240 (dwfl_linux_proc_attach): Open and save /proc/PID/exe.
242 2015-09-04 Chih-Hung Hsieh <chh@google.com
244 * frame_unwind.c (expr_eval): Use llabs instead of abs.
246 2015-08-14 Dodji Seketeli <dodji@seketeli.org>
248 * find-debuginfo.c (find_debuginfo_in_path): Try to locate the
249 debug info file named debuglink_file under
250 mod->dwfl->callbacks->debuginfo_path, by looking at
251 the set of sub-trees under mod->dwfl->callbacks->debuginfo_path
252 which is common to the set of non-absolute parent trees of
255 2015-06-18 Mark Wielaard <mjw@redhat.com>
257 * find-debuginfo.c (try_open): Free fname on all failure paths.
259 2015-06-18 Mark Wielaard <mjw@redhat.com>
261 * dwfl_module_getdwarf.c (find_symtab): Check shdr is not NULL and
262 sh_entsize is not zero.
264 2015-06-06 Mark Wielaard <mjw@redhat.com>
266 * find-debuginfo.c (find_debuginfo_in_path): Always free localpath,
267 localname and file_dirname.
269 2015-06-06 Mark Wielaard <mjw@redhat.com>
271 * derelocate.c (cache_sections): Free sortrefs.
273 2015-06-05 Mark Wielaard <mjw@redhat.com>
275 * dwfl_segment_report_module.c (dwfl_segment_report_module):
276 If the note_file exists, but the build_id doesn't match discard
277 the file and continue reporting.
279 2015-06-01 Mark Wielaard <mjw@redhat.com>
281 * dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Copy path
282 pointer before passing to strsep.
284 2015-05-30 Mark Wielaard <mjw@redhat.com>
286 * link_map.c (check32): Use read_4ubyte_unaligned_noncvt to read
288 (read_addrs): Use read_(4|8)ubyte_unaligned_noncvt or to read
291 2015-05-30 Mark Wielaard <mjw@redhat.com>
293 * find-debuginfo.c (dwfl_standard_find_debuginfo): Check file_name is
294 not NULL before calling canonicalize_file_name.
296 2015-05-24 Mark Wielaard <mjw@redhat.com>
298 * derelocate.c (check_module): Check mod is not NULL.
300 2015-05-22 Mark Wielaard <mjw@redhat.com>
302 * link_map.c (dwfl_link_map_report): Allocate phdrs and dyn with
303 malloc instead of stack allocating. Call free when done with data.
305 2015-05-22 Mark Wielaard <mjw@redhat.com>
307 * dwfl_segment_report_module.c (dwfl_segment_report_module):
308 Allocate phdrs with malloc, not on stack. free in finish.
309 Allocate dyn with malloc, not on stack, free after use.
311 2015-05-22 Mark Wielaard <mjw@redhat.com>
313 * find-debuginfo.c (find_debuginfo_in_path): malloc or strdup,
314 instead of alloca or strdupa, local strings of unknown size.
315 Call free before return.
317 2015-05-22 Mark Wielaard <mjw@redhat.com>
319 * dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Return
320 error when id_len too small or too large. strdup, not strdupa,
321 and free path when done.
323 2015-05-19 Mark Wielaard <mjw@redhat.com>
325 * elf-from-memory.c (elf_from_remote_memory): Don't allocate all
326 phdrs on the stack. Allocate with malloc and free when done.
328 2015-05-19 Mark Wielaard <mjw@redhat.com>
330 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf): malloc and
333 2015-05-19 Mark Wielaard <mjw@redhat.com>
335 * linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Don't
336 stack allocate name. Only change chars up to suffix.
338 2015-05-18 Mark Wielaard <mjw@redhat.com>
340 * dwfl_module_getdwarf.c (find_prelink_address_sync): Allocate
341 phdrs and shdrs unions with malloc, not alloca. Free after use.
343 2015-05-18 Mark Wielaard <mjw@redhat.com>
345 * derelocate.c (cache_sections): Allocate temporary newrefs and
346 sortrefs with malloc, not alloca. Always free them on return.
348 2015-05-07 Mark Wielaard <mjw@redhat.com>
350 * cu.c (intern_cu): Check for EOF and check cuoff points to a real
351 Dwarf_Die before interning. Explicitly check EOF is expected.
353 2015-05-05 Mark Wielaard <mjw@redhat.com>
355 * dwfl_lineinfo.c (dwfl_lineinfo): Check info->file is valid.
357 2015-05-06 Roland McGrath <roland@hack.frob.com>
359 * dwfl_error.c (struct msgtable): Break type definition out of
360 the 'msgtable' initializer.
361 (msgtable): Make it a union of struct msgtable and a char array.
362 (msgstr): Use the full-table char array rather than the msg_0 entry.
364 2015-04-23 Max Filippov <jcmvbkbc@gmail.com>
366 * core-file.c (_compat_without_executable_dwfl_core_file_report):
367 Guard with SYMBOL_VERSIONING.
368 * dwfl_module_build_id.c (_compat_vaddr_at_end_dwfl_module_build_id):
370 * dwfl_report_elf.c (_compat_without_add_p_vaddr_dwfl_report_elf):
373 2015-04-02 Mark Wielaard <mjw@redhat.com>
375 * segment.c (insert): Check correct number of lookup_elts.
377 2015-03-31 Mark Wielaard <mjw@redhat.com>
379 * core-file.c (core_file_read_eagerly): Special case small images.
381 2015-01-26 Mark Wielaard <mjw@redhat.com>
383 * dwfl_module_getdwarf.c (find_symtab): Explicitly clear symdata,
384 syments and first_global on elferr before calling find_dynsym.
386 2014-12-27 Mark Wielaard <mjw@redhat.com>
388 * dwfl_module_getsrc.c (dwfl_module_getsrc): Never match a line that
389 has end_sequence set.
391 2015-01-04 Mark Wielaard <mjw@redhat.com>
393 * cu.c (intern_cu): Store result and return directly when finding
395 (__libdwfl_nextcu): Check *nextp as returned by intern_cu isn't -1.
397 2014-12-19 Mark Wielaard <mjw@redhat.com>
399 * dwfl_module_getdwarf.c (find_symtab): Always try find_dynsym last.
401 2014-12-19 Mark Wielaard <mjw@redhat.com>
403 * elf-from-memory.c (handle_segment): Remove palign sanity check.
405 2014-12-18 Mark Wielaard <mjw@redhat.com>
407 * relocate.c (resolve_symbol): Make sure symstrdata->d_buf != NULL.
409 2014-12-13 Mark Wielaard <mjw@redhat.com>
411 * dwfl_module_getdwarf.c (find_dynsym): elf_getdata_rawchunk takes
412 a size_t, make sure it doesn't overflow.
414 2014-12-13 Mark Wielaard <mjw@redhat.com>
416 * cu.c (cudie_offset): Make sure Dwarf_Off difference doesn't
417 wrap around before returning as int.
419 2014-12-11 Josh Stone <jistone@redhat.com>
421 * dwfl_module_getsrc.c (dwfl_module_getsrc): Return the *last* line
422 record <= addr, rather than returning immediately on matches.
424 2014-12-09 Mark Wielaard <mjw@redhat.com>
426 * dwfl_segment_report_module.c (handle_file_note): Check count doesn't
429 2014-12-07 Mark Wielaard <mjw@redhat.com>
431 * relocate.c (relocate_section): Sanity check section overlap against
432 actually used ehsize, shentsize and phentsize.
434 2014-12-07 Mark Wielaard <mjw@redhat.com>
436 * offline.c (dwfl_offline_section_address): Assert shndx is not zero.
437 * relocate.c (__libdwfl_relocate_value): Don't relocate against
440 2014-11-29 Mark Wielaard <mjw@redhat.com>
442 * relocate.c (relocate_section): Check relocation section and target
443 section data don't overlap any of the ELF headers.
444 (relocate): Check for offset + size overflow.
446 2014-11-22 Mark Wielaard <mjw@redhat.com>
448 * link_map.c (consider_executable): Use elf_getphdrnum.
449 (dwfl_link_map_report): Likewise.
451 2014-11-18 Mark Wielaard <mjw@redhat.com>
453 * dwfl_module_getdwarf.c (find_symtab): Sanity check the data buffer,
454 number of symbols and first_global before use.
456 2014-11-14 Mark Wielaard <mjw@redhat.com>
458 * dwfl_module_getdwarf.c (load_symtab): Don't use tables which have
461 2014-11-10 Mark Wielaard <mjw@redhat.com>
463 * dwfl_module_getdwarf.c (find_dynsym): New inner function
464 translate_offs that takes an adjust argument. Try finding
465 the symbol table with and without adjusting to main_bias.
467 2014-09-26 Jan Kratochvil <jan.kratochvil@redhat.com>
469 Support NT_FILE for locating files.
470 * core-file.c (dwfl_core_file_report): New variables note_file and
471 note_file_size, set them and pass them to dwfl_segment_report_module.
472 * dwfl_segment_report_module.c: Include common.h and fcntl.h.
473 (buf_has_data, buf_read_ulong, handle_file_note): New functions.
474 (invalid_elf): New function from code of dwfl_segment_report_module.
475 (dwfl_segment_report_module): Add parameters note_file and
476 note_file_size. New variables elf and fd, clean them up in finish.
477 Move some code to invalid_elf. Call handle_file_note, if it found
478 a name verify the file by invalid_elf. Protect elf and fd against
479 cleanup by finish if we found the file for new Dwfl_Module.
480 * libdwflP.h (dwfl_segment_report_module): Add parameters note_file and
483 2014-09-23 Mark Wielaard <mjw@redhat.com>
485 * dwfl_segment_report_module.c (dwfl_segment_report_module):
486 Extract ei_class, ei_data and e_type early and use the result.
488 2014-09-18 Jan Kratochvil <jan.kratochvil@redhat.com>
490 * dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Use IS_EXECUTABLE.
491 * dwfl_segment_report_module.c (dwfl_segment_report_module): Set
493 * libdwflP.h (struct Dwfl_Module): New field is_executable.
495 2014-08-28 Jan Kratochvil <jan.kratochvil@redhat.com>
497 * dwfl_module_getdwarf.c (find_offsets): Add parameter main_bias, use
499 (find_dynsym): Pass the new parameter main_bias.
501 2014-08-14 Mark Wielaard <mjw@redhat.com>
503 * linux-kernel-modules.c (check-suffix): Also TRY .ko.xz.
505 2014-07-24 Jan Kratochvil <jan.kratochvil@redhat.com>
507 Fix report_r_debug for prelinked libraries.
508 * link_map.c (report_r_debug): Comment out variable l_addr.
509 Use instead new variable base recalculated from l_ld.
511 2014-06-24 Kurt Roeckx <kurt@roeckx.be>
513 * linux-pid-attach.c: Make it build on non linux hosts.
515 2014-06-17 Mark Wielaard <mjw@redhat.com>
517 * frame_unwind.c (handle_cfi): Use ebl_func_addr_mask.
518 * dwfl_module_getsym.c (__libdwfl_getsym): Likewise.
520 2014-06-15 Mark Wielaard <mjw@redhat.com>
522 * linux-core-attach.c (core_memory_read): Use libdw/memory-access.h
523 macros read_4ubyte_unaligned_noncvt and read_8ubyte_unaligned_noncvt
524 to read possibly unaligned data.
525 (core_next_thread): Likewise.
526 (core_set_initial_registers): Likewise.
527 (dwfl_core_file_attach): Likewise.
529 2014-06-11 Mark Wielaard <mjw@redhat.com>
531 * dwfl_frame.c (__libdwfl_process_free): Reset dwfl->attacherr.
532 (dwfl_attach_state): Set dwfl->attacherr.
533 (dwfl_pid): Check and return dwfl->attacherr if set.
534 (dwfl_getthreads): Likewise.
535 (getthread): Likewise.
536 * libdwflP.h: Add DWFL_E_NO_CORE_FILE.
537 (struct Dwfl): Add attacherr field.
538 * linux-core-attach.c (dwfl_core_file_attach): Set dwfl->attacherr.
539 Don't assert if ELF file is not ET_CORE, just return error.
540 * linux-pid-attach.c (dwfl_linux_proc_attach): Set dwfl->attacherr.
542 2014-06-10 Mark Wielaard <mjw@redhat.com>
544 * argp-std.c (parse_opt): Ignore errors from dwfl_core_file_attach
545 or dwfl_linux_proc_attach.
547 2014-05-15 Mark Wielaard <mjw@redhat.com>
549 * linux-proc-maps.c (grovel_auxv): Close fd on error.
551 2014-05-02 Mark Wielaard <mjw@redhat.com>
553 * dwfl_module_getdwarf: Remove ENABLE_DWZ ifdefs so find_debug_altlink
556 2014-05-01 Mark Wielaard <mjw@redhat.com>
558 * libdwflP.h (struct Dwfl_Module): Add alt, alt_fd and alt_elf fields.
559 (__libdwfl_open_mod_by_build_id): Renamed __libdwfl_open_by_build_id.
560 (__libdwfl_open_by_build_id): New declaration that takes an explicit
562 * dwfl_build_id_find_debuginfo.c (dwfl_build_id_find_debuginfo): If
563 we already have the Dwarf then look for the alt dwz multi file by
565 * dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Add the
566 build-id we are looking for as argument.
567 (__libdwfl_open_mod_by_build_id): New function, calls
568 __libdwfl_open_by_build_id.
569 (dwfl_build_id_find_elf): Call __libdwfl_open_mod_by_build_id.
570 * dwfl_module.c (__libdwfl_module_free): Release alt, alt_elf and
571 close alt_fd if necessary.
572 * dwfl_module_getdwarf.c (__check_build_id): Removed.
573 (try_debugaltlink): Removed.
574 (open_debugaltlink): Removed.
575 (open_elf_file): First half of open_elf that just opens the elf
576 file but doesn't setup the load address.
577 (open_elf): Call open_elf_file.
578 (find_debug_altlink): New function.
579 (load_dw): Remove loading of dwz multifile.
580 (find_dw): Call find_debug_altlink.
581 * find-debuginfo.c (validate): Handle alt debug case using
582 dwelf_dwarf_gnu_debugaltlink and mod->alt_elf.
583 (find_debuginfo_in_path): Handle alt debug files possibly in .dwz
585 * linux-kernel-modules.c (try_kernel_name): Use fakemod.debug.name
586 to store name to find by dwfl_standard_find_debuginfo instead of
587 allocating an extra variable on stack.
589 2014-04-30 Mark Wielaard <mjw@redhat.com>
591 * dwfl_module_build_id.c (__libdwfl_find_elf_build_id): Moved to
592 dwelf_elf_gnu_build_id.c.
593 (__libdwfl_find_build_id): Add assert to make sure mod is never NULL.
594 * dwfl_segment_report_module.c (dwfl_segment_report_module): Call
595 dwelf_elf_gnu_build_id directly instead of __libdwfl_find_build_id.
596 * dwfl_module_getdwarf.c (__check_build_id): Implement using
597 dwelf_elf_gnu_build_id.
599 2014-04-15 Florian Weimer <fweimer@redhat.com>
601 * dwfl_module_getdwarf.c (__check_build_id): Moved from libdw.
602 (try_debugaltlink): Likewise.
603 (open_debugaltlink): Likewise.
604 (load_dw): Locate alternate debug information using
605 dwelf_dwarf_gnu_debugaltlink and call open_debugaltlink.
607 2014-04-11 Mark Wielaard <mjw@redhat.com>
609 * Makefile.am (AM_CPPFLAGS): Add libdwelf.
610 * libdwflP.h: Include libdwelfP.h.
611 * dwfl_module_getdwarf.c (find_debuglink): Moved to libdwelf.
612 (find_debuginfo): Use dwelf_elf_gnu_debuglink.
614 2014-04-22 Mark Wielaard <mjw@redhat.com>
616 * frame_unwind.c (__libdwfl_frame_reg_get): Use uint64_t when
618 (__libdwfl_frame_reg_set): Likewise.
620 2014-04-22 Kurt Roeckx <kurt@roeckx.be>
622 * linux-pid-attach.c: Make linux only.
624 2014-03-14 Mark Wielaard <mjw@redhat.com>
626 * Makefile.am: Remove !MUDFLAP and MUDFLAP conditions.
627 Remove libelf and libdw definitions when MUDFLAP is defined.
628 * argp-std.c (__libdwfl_argp_mudflap_options): Removed.
630 2014-03-03 Mark Wielaard <mjw@redhat.com>
632 * elf-from-memory.c (elf_from_remote_memory): Keep track of
633 segments_end_mem. Pass memsz to first handle_segment pass. Only
634 extend contents_size and use shdrs if only file bits are in
637 2014-03-11 Josh Stone <jistone@redhat.com>
639 * dwfl_module_getdwarf.c (open_elf): Only explicitly set
640 mod->e_type when processing the main ELF file.
642 2014-03-04 Mark Wielaard <mjw@redhat.com>
644 * libdwflP.h (struct __libdwfl_pid_arg): Moved here and renamed from
645 linux-pid-attach.c (struct pid_arg).
646 (__libdwfl_get_pid_arg): New internal function declaration.
647 (__libdwfl_ptrace_attach): Likewise.
648 (__libdwfl_ptrace_detach): Likewise.
649 * dwfl_frame.c (dwfl_attach_state): Add "(deleted)" files to the
650 special exception modules that cannot be checked at this point.
651 * linux-pid-attach.c (struct pid_arg): Moved to libdwflP.h
652 (ptrace_attach): Renamed to...
653 (__libdwfl_ptrace_attach): New internal function.
654 (__libdwfl_ptrace_detach): Likewise. Extracted from ...
655 (pid_thread_detach): Call __libdwfl_ptrace_detach now.
656 (__libdwfl_get_pid_arg): New internal function.
657 * linux-proc-maps.c (dwfl_linux_proc_find_elf): Check if special
658 module name contains "(deleted)" and dwfl_pid gives an attached
659 pid. If pid is set and try to (re)use ptrace attach state of
660 process before reading memory.
662 2014-03-03 Mark Wielaard <mjw@redhat.com>
664 * elf-from-memory.c (elf_from_remote_memory): Take pagesize as
665 argument. Free buffer when detecting bad elf. Check PT_LOAD
666 alignment requirements on first handle_segment pass. Calculate
667 loadbase, start and end of segment using pagesize, not p_align.
668 * linux-proc-maps.c (dwfl_linux_proc_find_elf): Provide pagesize
669 to elf_from_remote_memory.
671 2014-02-26 Mark Wielaard <mjw@redhat.com>
673 * linux-proc-maps.c (proc_maps_report): Don't assert on bad input.
675 2014-02-26 Mark Wielaard <mjw@redhat.com>
677 * elf-from-memory.c (elf_from_remote_memory): Check against p64
678 p_type in case ELFCLASS64, not against p32 p_type.
680 2014-01-17 Petr Machata <pmachata@redhat.com>
682 * relocate.c (relocate_section): Use gelf_fsize instead of relying
685 2014-01-05 Mark Wielaard <mjw@redhat.com>
687 * frame_unwind.c (handle_cfi): Only skip resetting return register
688 if the regno is not the actual CIE return address register.
690 2014-01-02 Mark Wielaard <mjw@redhat.com>
692 * linux-pid-attach.c (dwfl_linux_proc_attach): Use strtol, not atoi.
694 2013-12-30 Mark Wielaard <mjw@redhat.com>
696 * argp-std.c (parse_opt): Call dwfl_linux_proc_attach and
697 dwfl_core_file_attach explicitly.
698 * core-file.c (dwfl_core_file_report): Don't call
699 __libdwfl_attach_state_for_core implicitly.
700 * dwfl_begin.c (dwfl_begin): Remove setting of process_attach_error.
701 * dwfl_frame.c (dwfl_pid): Set errno to DWFL_E_NO_ATTACH_STATE, not
702 process_attach_error.
703 (dwfl_getthreads): Likewise.
704 (getthread): Likewise.
705 * libdwfl.h (dwfl_core_file_report): Update documentation.
706 (dwfl_linux_proc_report): Likewise.
707 (dwfl_core_file_attach): New function declaration.
708 (dwfl_linux_proc_attach): Likewise.
709 * libdwflP.h (struct Dwfl): Remove process_attach_error.
710 (__libdwfl_attach_state_for_pid): Removed declaration.
711 (__libdwfl_attach_state_for_core): Likewise.
712 (dwfl_core_file_attach): New internal declaration.
713 (dwfl_linux_proc_attach): Likewise.
714 (attach_state_for_core): Renamed to...
715 (dwfl_core_file_attach): ...this. Change return type.
716 (__libdwfl_attach_state_for_core): Removed.
717 * linux-pid-attach.c (struct pid_arg): Add assume_ptrace_stopped.
718 (pid_set_initial_registers): Check assume_ptrace_stopped before
720 (pid_thread_detach): Likewise.
721 (__libdwfl_attach_state_for_pid): Renamed to...
722 (dwfl_linux_proc_attach): ...this. Adjust return type.
723 * linux-proc-maps.c (dwfl_linux_proc_report): Don't call
724 __libdwfl_attach_state_for_pid implicitly.
726 2013-12-28 Mark Wielaard <mjw@redhat.com>
728 * linux-proc-maps.c (dwfl_linux_proc_find_elf): Don't return special
729 character device files, only regular files.
731 2013-12-24 Mark Wielaard <mjw@redhat.com>
733 * linux-core-attach.c (core_next_thread): Check whether thread_argp
734 is NULL. Reset core_arg->thread_note_offset and malloc a thread_arg
735 in that case. Free thread_arg if there are no more threads.
737 2013-12-23 Mark Wielaard <mjw@redhat.com>
739 * dwfl_segment_report_module.c (dwfl_segment_report_module): Free
740 build_id before returning early.
742 2013-12-23 Mark Wielaard <mjw@redhat.com>
744 * linux-pid-attach.c (__libdwfl_attach_state_for_pid): Report actual
745 pid (thread group leader) to dwfl_attach_state.
747 2013-12-21 Mark Wielaard <mjw@redhat.com>
749 * frame_unwind.c (handle_cfi): Track whether the return register
750 has been set and only allow it to be set once.
752 2013-12-20 Mark Wielaard <mjw@redhat.com>
754 * dwfl_frame.c (one_arg): New struct.
755 (get_one_thread_cb): New function.
756 (dwfl_getthread): Likewise.
757 (one_thread): New struct.
758 (get_one_thread_frames_cb): New function.
759 (dwfl_getthread_frames): Likewise.
760 * libdwfl.h (Dwfl_Thread_Callbacks): Add get_thread function.
761 (dwfl_getthread_frames): Likewise.
762 * libdwflP.h (dwfl_getthread_frames): New internal function declaration.
763 * linux-core-attach.c (core_thread_callbacks): Initialize get_thread
765 * linux-pid-attach.c (pid_getthread): New function.
766 (pid_thread_callbacks): Initialize get_thread to pid_getthread.
768 2013-12-20 Mark Wielaard <mjw@redhat.com>
770 * linux-kernel-modules.c (report_kernel_archive): Correct nested
771 asprintf result check for debug.a.
773 2013-12-18 Mark Wielaard <mjw@redhat.com>
775 * derelocate.c (__libdwfl_find_section_ndx): New internal function.
776 * dwfl_module_addrname.c (dwfl_module_addrname): Use
777 dwfl_module_addrinfo.
778 * dwfl_module_addrsym.c (dwfl_module_addrsym_elf): Replace with...
779 (__libdwfl_addrsym): ...this. Use __libdwfl_getsym, use value
780 for comparisons, not st_value. Fill in off. Search for both value
781 and the (adjusted) sym.st_value when different.
782 (dwfl_module_addrsym): Implement using __libdwfl_addrsym.
783 (dwfl_module_addrinfo): New function.
784 * dwfl_module_getsym.c (dwfl_module_getsym_elf): Replace with...
785 (__libdwfl_getsym): ...this. Use ebl_resolve_sym_value if requested
786 and possible. Adjust sym->st_value only when requested. Fill in addr
788 (dwfl_module_getsym_info): New function.
789 (dwfl_module_getsym): Use __libdwfl_getsym.
790 * libdwfl.h (dwfl_module_getsym_elf): Removed.
791 (dwfl_module_getsym_info): New function declaration.
792 (dwfl_module_addrinfo): Likewise.
793 (dwfl_module_addrsym): Add documentation describing differences
794 with addrinfo variants.
795 (dwfl_module_addrsym_elf): Removed.
796 * libdwflP.h (__libdwfl_getsym): New internal function declaration.
797 (__libdwfl_addrsym): Likewise.
798 (__libdwfl_find_section_ndx): Likewise.
799 (dwfl_module_addrinfo): New internal declaration.
800 (dwfl_module_getsym_info): Likewise.
801 (dwfl_module_addrsym_elf): Removed.
802 (dwfl_module_getsym_elf): Likewise.
804 2013-12-18 Jan Kratochvil <jan.kratochvil@redhat.com>
806 * argp-std.c (offline_find_elf): Remove.
807 (offline_callbacks): Use dwfl_build_id_find_elf instead.
808 * dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Move here the code
811 2013-12-18 Jan Kratochvil <jan.kratochvil@redhat.com>
813 unwinder: s390 and s390x
814 * dwfl_frame_pc.c (dwfl_frame_pc): Call ebl_normalize_pc.
815 * frame_unwind.c (new_unwound): New function from ...
816 (handle_cfi): ... here. Call it.
817 (setfunc, getfunc, readfunc): New functions.
818 (__libdwfl_frame_unwind): Call ebl_unwind with those functions.
819 * linux-core-attach.c (core_set_initial_registers): Always iterate
820 through the Ebl_Register_Location loop. Call
821 dwfl_thread_state_register_pc there.
823 2013-12-17 Jan Kratochvil <jan.kratochvil@redhat.com>
825 * frame_unwind.c (handle_cfi): Call ebl_dwarf_to_regno for RA.
827 2013-12-17 Mark Wielaard <mjw@redhat.com>
829 * linux-pid-attach.c (pid_next_thread): Call rewinddir on first
832 2013-12-16 Mark Wielaard <mjw@redhat.com>
834 * libdwfl.h (dwfl_module_getsymtab_first_global): New function
836 * dwfl_module_getdwarf.c (dwfl_module_getsymtab_first_global): New
838 * libdwflP.h (dwfl_module_getsymtab_first_global): New internal
840 * dwfl_module_addrsym.c (dwfl_module_addrsym_elf): Use new function.
842 2013-12-14 Mark Wielaard <mjw@redhat.com>
844 * dwfl_module.c (__libdwfl_module_free): Free mod->reloc_info if
845 allocated. Call dwarf_cfi_end on mod->eh_cfi if necessary.
846 * frame_unwind.c (handle_cfi): Free frame result from
847 dwarf_cfi_addrframe when done.
849 2013-12-15 Jan Kratochvil <jan.kratochvil@redhat.com>
851 unwinder: ppc and ppc64
852 * frame_unwind.c (__libdwfl_frame_reg_get, __libdwfl_frame_reg_set):
853 Call ebl_dwarf_to_regno.
854 * linux-core-attach.c (core_set_initial_registers): Implement
856 * linux-pid-attach.c (pid_thread_state_registers_cb): Implement
859 2013-11-30 Jan Kratochvil <jan.kratochvil@redhat.com>
861 Introduce process_attach_error.
862 * dwfl_begin.c (dwfl_begin): Initialize process_attach_error.
863 * dwfl_frame.c (dwfl_pid, dwfl_getthreads): Use PROCESS_ATTACH_ERROR if
865 * libdwflP.h (struct Dwfl): New field process_attach_error.
866 * linux-core-attach.c (__libdwfl_attach_state_for_core): Rename to ...
867 (attach_state_for_core): ... here, make it static, change return type,
868 no longer use __libdwfl_seterrno.
869 (__libdwfl_attach_state_for_core): New wrapper for it.
871 2013-11-27 Mark Wielaard <mjw@redhat.com>
873 * dwfl_module_addrsym.c (dwfl_module_addrsym): Rename to and call...
874 (dwfl_module_addrsym_elf): this. Add elfp and biasp arguments,
875 keep track of symelf, addr_symelf, closest_elf and sizeless_elf
876 instead of tracking dwfl_files.
877 * dwfl_module_getsym.c (__libdwfl_module_getsym): Renamed to...
878 (dwfl_module_getsym_elf): ...this. Remove dwfl_file argument, add
879 new elfp and biasp arguments. Track elf instead of file.
880 (dwfl_module_getsym): Call dwfl_module_getsym_elf.
881 dwfl_module_info.c (dwfl_module_info): Pass elf to
882 dwfl_adjusted_st_value.
883 * libdwfl.h (dwfl_module_getsym): Document limitations of shndx.
884 (dwfl_module_getsym_elf): New function declaration.
885 (dwfl_module_addrsym_elf): Likewise.
886 * libdwflP.h (dwfl_module_addrsym_elf): INTDECL.
887 (dwfl_module_getsym_elf): Likewise.
888 (dwfl_adjusted_st_value): Take and check elf not dwfl_file.
889 (dwfl_deadjust_st_value): Likewise.
890 (__libdwfl_module_getsym): Removed.
891 * relocate.c (resolve_symbol): Pass elf to dwfl_adjusted_st_value.
893 2013-11-21 Jan Kratochvil <jan.kratochvil@redhat.com>
895 Fix non-build-id core files on build-id system.
896 * link_map.c (report_r_debug): Remove valid clearing if build-id cannot
899 2013-11-21 Jan Kratochvil <jan.kratochvil@redhat.com>
901 * dwfl_segment_report_module.c (dwfl_segment_report_module): New
902 variable close_elf. Call __libdwfl_find_elf_build_id and compare the
903 content, if possible.
905 2013-11-21 Jan Kratochvil <jan.kratochvil@redhat.com>
907 link_map: Use proper bias, not l_addr.
908 * core-file.c (dynamic_vaddr_get): Rename to ...
909 (__libdwfl_dynamic_vaddr_get): ... here, make it global,
911 (dwfl_core_file_report): Update name in the caller.
912 * libdwflP.h (__libdwfl_dynamic_vaddr_get): New declaration.
913 * link_map.c (report_r_debug): New variable elf_dynamic_vaddr. Call
914 __libdwfl_dynamic_vaddr_get for it. Remove L_ADDR FIXME comment.
915 Use ELF_DYNAMIC_VADDR instead of L_ADDR.
917 2013-11-19 Jan Kratochvil <jan.kratochvil@redhat.com>
919 Compatibility with older kernels such as RHEL-6.
920 * linux-pid-attach.c (struct pid_arg): New field tid_was_stopped.
921 (ptrace_attach): New parameter tid_was_stoppedp. Set it.
922 (pid_set_initial_registers): Pass tid_was_stopped.
923 (pid_thread_detach): Use tid_was_stopped.
925 2013-11-18 Josh Stone <jistone@redhat.com>
927 * dwfl_module_getdwarf.c (find_aux_address_sync): New function.
928 (find_aux_sym): Use it.
930 2013-11-14 Jan Kratochvil <jan.kratochvil@redhat.com>
932 Code cleanup: Remove const in prototype
933 * dwfl_frame_regs.c (dwfl_thread_state_registers): Remove const from
935 * libdwfl.h (dwfl_thread_state_registers): Likewise.
936 * linux-pid-attach.c (pid_thread_state_registers_cb): Likewise.
938 2013-11-14 Jan Kratochvil <jan.kratochvil@redhat.com>
940 Fix dwfl_attach_state machine->elf.
941 * dwfl_frame.c (dwfl_attach_state): Change parameter machine to elf.
942 Call ebl_openbackend instead of ebl_openbackend_machine.
943 * libdwfl.h (dwfl_attach_state): Change parameter machine to elf.
944 Update the function description.
945 * linux-core-attach.c (__libdwfl_attach_state_for_core): Pass CORE to
947 * linux-pid-attach.c (__libdwfl_attach_state_for_pid): Pass NULL to
950 2013-11-06 Jan Kratochvil <jan.kratochvil@redhat.com>
952 Provide __libdwfl_module_getsym to get dwfl_file *.
953 * dwfl_module_addrsym.c (dwfl_module_addrsym) (i_to_symfile): Remove.
954 (dwfl_module_addrsym) (search_table): New variable file. Use
955 __libdwfl_module_getsym. Use file.
956 * dwfl_module_getsym.c (dwfl_module_getsym): Rename to ...
957 (__libdwfl_module_getsym): ... here. Add parameter filep. Set it.
958 (dwfl_module_getsym): New wrapper.
959 * libdwflP.h (__libdwfl_module_getsym): New declaration.
961 2013-11-13 Jan Kratochvil <jan.kratochvil@redhat.com>
963 Fix dwfl_module_addrsym for minidebuginfo.
964 * dwfl_module_addrsym.c (dwfl_module_addrsym): New variable
966 (dwfl_module_addrsym) (same_section): Use it.
967 (dwfl_module_addrsym) (i_to_symfile): New function.
968 (dwfl_module_addrsym) (search_table): Use it.
970 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
971 Mark Wielaard <mjw@redhat.com>
973 * Makefile.am (libdwfl_a_SOURCES): Add dwfl_frame.c, frame_unwind.c,
974 dwfl_frame_pc.c, linux-pid-attach.c, linux-core-attach.c and
976 * core-file.c (dwfl_core_file_report): Call
977 __libdwfl_attach_state_for_core.
978 * dwfl_end.c (dwfl_end): Call __libdwfl_process_free.
979 * dwfl_frame.c: New file.
980 * frame_unwind.c: New file.
981 * dwfl_frame_pc.c: New file.
982 * linux-pid-attach.c: New file.
983 * linux-core-attach.c: New file.
984 * dwfl_frame_regs.c: New file.
985 * libdwfl.h (Dwfl_Thread, Dwfl_Frame): New typedefs.
986 (dwfl_core_file_report, dwfl_linux_proc_report): Extend comments.
987 (Dwfl_Thread_Callbacks): New definition.
988 (struct ebl, dwfl_attach_state, dwfl_pid, dwfl_thread_dwfl)
989 (dwfl_thread_tid, dwfl_frame_thread, dwfl_thread_state_registers)
990 (dwfl_thread_state_register_pc, dwfl_getthreads, dwfl_thread_getframes)
991 (dwfl_frame_pc): New declarations.
992 * libdwflP.h (Dwfl_Process): New typedef.
993 (LIBEBL_BAD, CORE_MISSING, INVALID_REGISTER, PROCESS_MEMORY_READ)
994 (PROCESS_NO_ARCH, PARSE_PROC, INVALID_DWARF, UNSUPPORTED_DWARF)
995 (NEXT_THREAD_FAIL, ATTACH_STATE_CONFLICT, NO_ATTACH_STATE, NO_UNWIND)
996 (INVALID_ARGUMENT): New DWFL_ERROR entries.
997 (struct Dwfl): New entry process.
998 (struct Dwfl_Process, struct Dwfl_Thread, struct Dwfl_Frame)
999 (__libdwfl_frame_reg_get, __libdwfl_frame_reg_set)
1000 (__libdwfl_process_free, __libdwfl_frame_unwind)
1001 (__libdwfl_attach_state_for_pid, __libdwfl_attach_state_for_core)
1002 (__libdwfl_segment_start, __libdwfl_segment_end): New declarations.
1003 (dwfl_attach_state, dwfl_pid, dwfl_thread_dwfl, dwfl_thread_tid)
1004 (dwfl_frame_thread, dwfl_thread_state_registers)
1005 (dwfl_thread_state_register_pc, dwfl_getthreads, dwfl_thread_getframes)
1006 (dwfl_frame_pc): New INTDECL entries.
1007 * linux-proc-maps.c (dwfl_linux_proc_report): Call
1008 __libdwfl_attach_state_for_pid.
1009 * segment.c (segment_start): Rename to ...
1010 (__libdwfl_segment_start): ... here and make it internal_function.
1011 (segment_end): Rename to ...
1012 (__libdwfl_segment_end): ... here and make it internal_function.
1013 (reify_segments, dwfl_report_segment): Rename them at the callers.
1015 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1017 * core-file.c (dwfl_core_file_report): Remove the use of MAX.
1019 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1021 * core-file.c (dwfl_core_file_report): Replaced variable sniffed by
1022 retval. Fix one forgotten LISTED increase.
1024 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1026 Fix core files for re-prelink-ed files.
1027 * core-file.c (dynamic_vaddr_get): New function.
1028 (dwfl_core_file_report): New variable file_dynamic_vaddr. Call
1029 dynamic_vaddr_get instead of using L_ADDR.
1030 * libdwflP.h (struct r_debug_info_module): Remove field l_addr.
1031 * link_map.c (report_r_debug): Do not initialize l_addr.
1033 2013-11-07 Jan Kratochvil <jan.kratochvil@redhat.com>
1036 * core-file.c (dwfl_core_file_report): Reindent block of code by
1039 2013-10-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1041 * argp-std.c (parse_opt): Use executable parameter of
1042 dwfl_core_file_report.
1043 * core-file.c (dwfl_core_file_report): Add parameter executable. Set
1044 it to DWFL. Add NEW_VERSION for it.
1045 (_compat_without_executable_dwfl_core_file_report): New. Twice.
1046 * libdwfl.h (dwfl_core_file_report): Add parameter executable, update
1047 the function comment.
1049 2013-10-15 Mark Wielaard <mjw@redhat.com>
1051 * linux-proc-maps.c (proc_maps_report): Ignore non-absolute file
1053 (dwfl_linux_proc_find_elf): Don't abort, just return failure.
1055 2013-09-12 Mark Wielaard <mjw@redhat.com>
1057 * cu.c (intern_cu): If dwarf_offdie fails free cu.
1059 2013-09-12 Mark Wielaard <mjw@redhat.com>
1061 * linux-proc-maps.c (proc_maps_report): Don't fclose FILE in
1064 2013-09-12 Mark Wielaard <mjw@redhat.com>
1066 * dwfl_module_getdwarf.c (find_symtab): Call elf_getdata with
1067 aux_xndxscn, not xndxscn, for aux_symxndxdata.
1069 2013-08-25 Mark Wielaard <mjw@redhat.com>
1071 * linux-kernel-modules.c (report_kernel): Pass add_p_vaddr as true
1074 2013-07-25 Jan Kratochvil <jan.kratochvil@redhat.com>
1076 * dwfl_segment_report_module.c (dwfl_segment_report_module): Check for
1077 conflicts all the modules, not just the first one. Compare L_LD if it
1078 is equal, not if it is in a module address range.
1080 2013-07-23 Jan Kratochvil <jan.kratochvil@redhat.com>
1082 * libdwflP.h (__libdwfl_elf_address_range): Add internal_function.
1084 2013-07-23 Jan Kratochvil <jan.kratochvil@redhat.com>
1086 * core-file.c (clear_r_debug_info): Close also ELF and FD.
1087 (dwfl_core_file_report): Call __libdwfl_report_elf for
1088 R_DEBUG_INFO.MODULE.
1089 * dwfl_report_elf.c (__libdwfl_elf_address_range): New function from
1091 (__libdwfl_report_elf): ... this function. Call it.
1092 * dwfl_segment_report_module.c: Include unistd.h.
1093 (dwfl_segment_report_module): Use basename for MODULE->NAME.
1094 Clear MODULE if it has no build-id and we have segment with build-id.
1095 Ignore this segment only if MODULE still contains valid ELF.
1096 * libdwflP.h (__libdwfl_elf_address_range): New declaration.
1097 (struct r_debug_info_module): New fields fd, elf, l_addr, start, end
1098 and disk_file_has_build_id.
1099 (dwfl_link_map_report): Extend the comment.
1100 * link_map.c (report_r_debug): Extend the comment. Always fill in new
1101 r_debug_info_module. Initialize also the new r_debug_info_module
1102 fields. Remove one FIXME comment. Call __libdwfl_elf_address_range
1103 instead of __libdwfl_report_elf when R_DEBUG_INFO is not NULL.
1105 2013-07-19 Jan Kratochvil <jan.kratochvil@redhat.com>
1107 * libdwflP.h (__libdwfl_find_elf_build_id): Add internal_function.
1109 2013-07-02 Mark Wielaard <mjw@redhat.com>
1111 * relocate.c (__libdwfl_relocate_value): Remove mod->e_type assert.
1113 2013-06-05 Mark Wielaard <mjw@redhat.com>
1115 * link_map.c (report_r_debug): Always call release_buffer after
1116 memory_callback succeeded reading build_id.
1118 2013-05-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1120 * argp-std.c (parse_opt) <ARGP_KEY_SUCCESS> <opt->core> <opt->e>: Set
1121 executable_for_core before calling dwfl_core_file_report.
1122 * core-file.c (clear_r_debug_info): New function.
1123 (dwfl_core_file_report): Move raw segments reporting lower. New
1124 variable r_debug_info, pass it to dwfl_segment_report_module. Call
1125 clear_r_debug_info in the end. Return sum of LISTED and SNIFFED.
1126 * dwfl_module_build_id.c (check_notes): Move into
1127 __libdwfl_find_elf_build_id.
1128 (__libdwfl_find_build_id): Rename to ...
1129 (__libdwfl_find_elf_build_id): ... here. Add parameters build_id_bits,
1130 build_id_elfaddr and build_id_len. Verify MOD vs. ELF.
1131 (__libdwfl_find_elf_build_id) (check_notes): Remove parameters mod and
1132 set, rename data_vaddr to data_elfaddr. Do not call found_build_id.
1133 (__libdwfl_find_elf_build_id): Update the check_notes caller, do not
1134 adjust its data_elfaddr parameter.
1135 (__libdwfl_find_build_id): New wrapper of __libdwfl_find_elf_build_id.
1136 * dwfl_segment_report_module.c (dwfl_segment_report_module): New
1137 parameter r_debug_info. New variable name_is_final. Adjust addresses
1138 according to R_DEBUG_INFO->MODULE. Check conflicts against DWFL.
1139 Do not overwrite NAME by SONAME if NAME_IS_FINAL.
1140 * libdwflP.h (__libdwfl_find_elf_build_id): New declaration.
1141 (struct r_debug_info_module, struct r_debug_info): New definitions.
1142 (dwfl_segment_report_module, dwfl_link_map_report): Add parameter
1144 * link_map.c: Include fcntl.h.
1145 (report_r_debug): Add parameter r_debug_info, describe it in the
1146 function comment. Delete dwfl_addrmodule call and its dependent code.
1147 Verify build-id before calling dwfl_report_elf, also supply
1148 executable_for_core to it. Store r_debug_info->module info when
1150 (dwfl_link_map_report): Add parameter r_debug_info. New variable
1151 in_ok. Try to read IN from EXECUTABLE_FOR_CORE. Update report_r_debug
1154 2013-04-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1156 * dwfl_report_elf.c (__libdwfl_report_elf): Add parameter add_p_vaddr.
1157 Set it to true for ET_EXEC and ET_CORE. Provide alternative
1158 setup of START and BIAS if !ADD_P_VADDR. Set END from BIAS, not BASE.
1159 (dwfl_report_elf): Add parameter add_p_vaddr. Pass it down. Add
1161 (_compat_without_add_p_vaddr_dwfl_report_elf) <SHARED>: New, with
1163 * libdwfl.h (dwfl_report_elf): Add parameter add_p_vaddr. Describe it.
1164 * libdwflP.h (__libdwfl_report_elf): Add parameter add_p_vaddr.
1165 * link_map.c (report_r_debug): Use true add_p_vaddr for dwfl_report_elf.
1166 * linux-kernel-modules.c (report_kernel): Use false add_p_vaddr for
1168 * offline.c (process_elf): Use true add_p_vaddr for dwfl_report_elf.
1170 2013-04-27 Mark Wielaard <mjw@redhat.com>
1172 * link_map.c: #include system.h.
1174 2013-04-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1176 * link_map.c (BE32, BE64, LE32, LE64): Delete the definitions, move
1177 them to lib/system.h.
1179 2013-04-24 Mark Wielaard <mjw@redhat.com>
1181 * Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.
1183 2013-03-20 Jan Kratochvil <jan.kratochvil@redhat.com>
1185 * dwfl_report_elf.c (__libdwfl_report_elf): Remove BASE aligning.
1187 2013-03-12 Mark Wielaard <mjw@redhat.com>
1189 * dwfl_getsrclines.c (dwfl_getsrclines): Return 0 on success.
1191 2013-02-22 Mark Wielaard <mjw@redhat.com>
1193 * open.c (__libdw_gunzip,__libdw_bunzip2,__libdw_unlzma): Define
1194 as DWFL_E_BADELF when not used.
1196 2013-02-10 Mark Wielaard <mjw@redhat.com>
1198 * argp-std.c (parse_opt): Use opt->core and opt->e explicitly in
1199 failure messages When handling ARGP_KEY_SUCCESS because arg will
1202 2013-01-30 Jan Kratochvil <jan.kratochvil@redhat.com>
1204 * linux-proc-maps.c: Include system.h.
1205 (PROCEXEFMT, get_pid_class): New.
1206 (grovel_auxv): Detect 32-bit vs. 64-bit auxv, possibly call
1209 2013-01-23 Mark Wielaard <mjw@redhat.com>
1211 * dwfl_module_getdwarf.c (find_aux_sym): Don't substract one
1212 from aux_syments by default.
1213 (find_symtab): Also succeed when only aux_symdata is found.
1214 When no symtab is found always try to load auxiliary table.
1215 (dwfl_module_getsymtab): Substract one from result when both
1216 tables have symbols.
1217 * dwfl_module_getsym.c (dwfl_module_getsym): Only skip auxiliary
1218 zero entry when both tables have symbols.
1219 * dwfl_module_addrsym.c (dwfl_module_addrsym): Only substract
1220 one from first_global when both tables have symbols.
1222 2013-01-16 Mark Wielaard <mjw@redhat.com>
1224 * libdwflP.h (struct Dwfl_Module): Add aux_sym, aux_symdata,
1225 aux_syments, aux_symstrdata, aux_symxndxdata and aux_first_global.
1226 (dwfl_adjusted_aux_sym_addr): New function.
1227 (dwfl_deadjust_aux_sym_addr): Likewise.
1228 (dwfl_adjusted_st_value): Take and check symfile argument.
1229 (dwfl_deadjust_st_value): Likewise.
1230 * dwfl_module_getdwarf.c (find_prelink_address_sync): Take and
1231 use dwfl_file as argument to set address_sync.
1232 (find_debuginfo): Call find_prelink_address_sync with debug file.
1233 (find_aux_sym): New function.
1234 (find_symtab): Use find_aux_sym if all we have is the dynsym table
1235 and fill in aux DwflModule fields.
1236 (dwfl_module_getsymtab): Return syments plus aux_syments.
1237 (load_symtab): Always set first_global.
1238 * dwfl_module_addrsym.c (dwfl_module_addrsym): Check symfile
1239 when using same_section. Calculate first_global based on both
1240 mod->first_global and mod->aux_first_global.
1241 * dwfl_module.c (__libdwfl_module_free): Free aux_sym.
1242 * dwfl_module_getsym.c (dwfl_module_getsym): Use auxsym table
1243 to retrieve symbol and name if necessary, making sure all locals
1244 from any table come before any globals.
1245 * dwfl_module_info.c (dwfl_module_info): Call dwfl_adjusted_st_value
1247 * relocate.c (resolve_symbol): Likewise.
1249 2013-01-07 Roland McGrath <roland@hack.frob.com>
1251 * link_map.c (auxv_format_probe): Handle unaligned 64-bit data, but
1252 still assume the data is at least 32-bit aligned anyway.
1253 (dwfl_link_map_report): Handle unaligned auxv data.
1255 2012-12-11 Mark Wielaard <mjw@redhat.com>
1257 * linux-kernel-modules.c (report_kernel): Only free fname if
1258 find_kernel_elf succeeds and allocates it.
1259 (report_kernel_archive): Fix brackets around unlikely expression.
1261 2012-11-29 Jan Kratochvil <jan.kratochvil@redhat.com>
1263 * argp-std.c: Update Copyright year.
1264 (offline_find_elf): New function.
1265 (offline_callbacks): Use it for find_elf.
1266 (struct parse_opt): New.
1267 (parse_opt): New key ARGP_KEY_INIT. In other make hook struct
1268 parse_opt pointer from former Dwfl pointer. Delay 'e and OPT_COREFILE
1269 processing till ARGP_KEY_SUCCESS. Initialize state->input already from
1270 ARGP_KEY_SUCCESS. Modify the cleanup in ARGP_KEY_ERROR. Make the
1271 final state->input initialization optional.
1272 * dwfl_end.c: Update Copyright year.
1273 (dwfl_end): Free executable_for_core.
1274 * libdwflP.h: Update Copyright year.
1275 (struct Dwfl): New field executable_for_core.
1277 2012-11-20 Jan Kratochvil <jan.kratochvil@redhat.com>
1279 * dwfl_report_elf.c (__libdwfl_report_elf): Simplify START and BIAS
1282 2012-10-17 Jan Kratochvil <jan.kratochvil@redhat.com>
1284 * dwfl_module_getdwarf.c (mod_verify_build_id): New function with code
1286 (__libdwfl_getelf): ... here. Call it.
1288 2012-10-17 Jan Kratochvil <jan.kratochvil@redhat.com>
1290 * libdwfl.h (dwfl_module_getelf): Add __nonnull_attribute__.
1292 2012-10-10 Jan Kratochvil <jan.kratochvil@redhat.com>
1294 * dwfl_segment_report_module.c (dwfl_segment_report_module):
1295 Initialize mod->MAIN_BIAS.
1297 2012-10-10 Jan Kratochvil <jan.kratochvil@redhat.com>
1299 * dwfl_module_addrsym.c (dwfl_module_addrsym): New function
1300 binding_value. Use it for both zero and non-zero size symbols
1303 2012-10-01 Mark Wielaard <mjw@redhat.com>
1305 * cu.c (cudie_offset): Don't use type_sig8, it might not be
1306 initialized and these are always real CUs, never TUs.
1308 2012-10-01 Mark Wielaard <mjw@redhat.com>
1310 * derelocate.c (find_section): Check next section exists before
1313 2012-08-01 Petr Machata <pmachata@redhat.com>
1315 * offline.c (process_archive_member): Ignore entry "/SYM64/".
1317 2012-03-28 Roland McGrath <roland@hack.frob.com>
1319 * dwfl_segment_report_module.c
1320 (dwfl_segment_report_module: read_portion): Don't use existing buffer
1321 when FILESZ is zero (string mode) and available portion doesn't hold
1322 a terminated string.
1324 2011-12-02 Roland McGrath <roland@hack.frob.com>
1326 * elf-from-memory.c (elf_from_remote_memory): Fix ELFCLASS64 case
1327 to use elf64_xlatetom and PHDRS.p64.
1328 Reported by Serge Pavlov <serge.pavlov.at.gnu@gmail.com>.
1330 2011-11-31 Mark Wielaard <mjw@redhat.com>
1332 * dwfl_module_addrsym.c (dwfl_module_addrsym): First search all
1333 global symbols. Then only when that doesn't provide a match search
1334 all local symbols too.
1335 * dwfl_module_getdwarf.c (load_symtab): Take first_global int arg
1337 (find_symtab): Initialize mod->first_global and pass it to load_symtab.
1338 * libdwfl/libdwflP.h (Dwfl_Module): Add first_global field.
1340 2011-11-31 Mark Wielaard <mjw@redhat.com>
1342 * dwfl_module_addrsym.c (dwfl_module_addrsym): Only update
1343 sizeless_sym if needed and closer to desired addr.
1345 2011-10-20 Mark Wielaard <mjw@redhat.com>
1347 * derelocate.c (cache_sections): Intern mod->reloc_info check.
1348 (dwfl_module_relocations): Don't check mod->reloc_info.
1349 (dwfl_module_relocation_info): Likewise.
1350 (find_section): Likewise.
1352 2011-07-09 Roland McGrath <roland@hack.frob.com>
1354 * image-header.c (LE32): Macro removed (now in lib/system.h).
1356 2011-04-11 Mark Wielaard <mjw@redhat.com>
1358 * linux-kernel-modules.c (vmlinux_suffixes): Guard definition
1359 by check for zlib, bzlib or lzma defines to check it isn't empty.
1360 (try_kernel_name): Use same guard for use of vmlinux_suffixes.
1362 2011-03-08 Roland McGrath <roland@redhat.com>
1364 * dwfl_module_getdwarf.c (open_elf): Clear errno before CBFAIL.
1365 Reported by Kurt Roeckx <kurt@roeckx.be>.
1367 2011-02-11 Roland McGrath <roland@redhat.com>
1369 * linux-kernel-modules.c (try_kernel_name): Try .gz, .bz2, .xz
1370 suffixes if corresponding decompression support is enabled.
1372 2011-02-01 Roland McGrath <roland@redhat.com>
1374 * dwfl_module_getdwarf.c (find_prelink_address_sync): Use the
1375 section-end address as the synchronization point, rather than sh_addr.
1377 * dwfl_module_getdwarf.c (find_prelink_address_sync): Discover
1378 PT_INTERP p_vaddr separately from main phdrs and undo phdrs.
1380 * dwfl_module_getdwarf.c (find_prelink_address_sync): Fix pasto in
1381 last change, so we recognize PT_INTERP in ELFCLASS64 correctly.
1383 2011-01-11 Roland McGrath <roland@redhat.com>
1385 * dwfl_module_getdwarf.c (open_elf): Remove section-based
1386 address_sync fixup from here.
1387 (find_prelink_address_sync): New function.
1388 (find_debuginfo): Call it.
1389 * libdwflP.h (DWFL_ERRORS): Add BAD_PRELINK error.
1391 2011-01-04 Roland McGrath <roland@redhat.com>
1393 * dwfl_module_getdwarf.c (open_elf): Enhance address_sync calculation
1394 logic to consider section addresses, the better to survive all the
1395 possible prelink machinations.
1396 * libdwflP.h (struct dwfl_file): Comment change.
1398 2010-11-30 Roland McGrath <roland@redhat.com>
1400 * derelocate.c (dwfl_module_relocations): Remove over-eager assert.
1402 2010-11-12 Roland McGrath <roland@redhat.com>
1404 * libdwflP.h (struct Dwfl_Module): New member main_bias.
1405 (dwfl_adjusted_address, dwfl_deadjust_address): Use it.
1406 * dwfl_module_getdwarf.c (__libdwfl_getelf): Initialize it.
1408 * libdwflP.h (dwfl_deadjust_address): New function.
1409 (dwfl_deadjust_dwarf_addr, dwfl_deadjust_st_value): New functions.
1410 * cu.c (addrarange): Use dwfl_deadjust_dwarf_addr.
1411 * dwfl_module_addrsym.c: Use dwfl_deadjust_st_value.
1413 2010-11-11 Roland McGrath <roland@redhat.com>
1415 * libdwflP.h (struct dwfl_file): Remove bias member.
1416 Add vaddr and address_sync members instead.
1417 (dwfl_adjusted_address): Calculate using vaddr.
1418 (dwfl_adjusted_dwarf_addr): Calculate using address_sync and call that.
1419 (dwfl_adjusted_st_value): Use one of those calls.
1420 * dwfl_module_getdwarf.c (open_elf): Initialize vaddr and address_sync.
1421 * dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
1422 * derelocate.c (dwfl_module_relocations): Update ET_EXEC assertions.
1423 * link_map.c (consider_executable): Adjust only MOD->low_addr for
1424 detected PIE bias change.
1426 * libdwflP.h (dwfl_adjusted_dwarf_addr): New function.
1427 * dwfl_module_info.c: Use it.
1428 * cu.c (addrarange): Likewise.
1429 * dwfl_dwarf_line.c: Likewise.
1430 * dwfl_module_dwarf_cfi.c: Likewise.
1431 * dwfl_lineinfo.c: Likewise.
1432 * dwfl_nextcu.c: Likewise.
1433 * dwfl_module_getdwarf.c (dwfl_module_getdwarf): Likewise.
1435 * libdwflP.h (dwfl_adjusted_st_value): New function.
1436 * relocate.c (resolve_symbol): Use it.
1437 * dwfl_module_getsym.c: Likewise.
1438 * dwfl_module_addrsym.c: Likewise.
1439 * dwfl_module_info.c: Likewise.
1441 * libdwflP.h (dwfl_adjusted_address): New function.
1442 * dwfl_module_build_id.c (__libdwfl_find_build_id): Use it.
1443 * relocate.c (__libdwfl_relocate_value): Likewise.
1444 * derelocate.c (cache_sections): Likewise.
1445 (dwfl_module_address_section): Likewise.
1446 * dwfl_module_getelf.c: Likewise.
1447 * dwfl_module_eh_cfi.c: Likewise.
1448 * link_map.c (consider_executable): Likewise.
1450 2010-08-24 Roland McGrath <roland@redhat.com>
1452 * dwfl_dwarf_line.c: New file.
1453 * Makefile.am (libdwfl_a_SOURCES): Add it.
1455 2010-08-18 Roland McGrath <roland@redhat.com>
1457 * link_map.c (report_r_debug): Use found name if we have no name,
1458 even if we already have an Elf handle.
1460 2010-06-30 Roland McGrath <roland@redhat.com>
1462 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Don't be
1463 confused by -1 return from dwfl_build_id_find_elf after it opened
1465 * find-debuginfo.c (dwfl_standard_find_debuginfo): Likewise for
1466 dwfl_build_id_find_debuginfo.
1468 2010-06-16 Roland McGrath <roland@redhat.com>
1470 * cu.c (cudie_offset): Use DIE_OFFSET_FROM_CU_OFFSET macro.
1472 2010-06-14 Roland McGrath <roland@redhat.com>
1474 * find-debuginfo.c (try_open): Take new arg MAIN_STAT. Compare
1475 candidate file to that st_dev/st_ino and pretend it didn't exist
1477 (find_debuginfo_in_path): Update caller, pass main file's info.
1479 2010-05-20 Roland McGrath <roland@redhat.com>
1481 * linux-proc-maps.c (find_sysinfo_ehdr): Renamed to ...
1482 (grovel_auxv): ... this. Take DWFL argument.
1483 (dwfl_linux_proc_report): Update caller.
1485 * dwfl_module_getdwarf.c (open_elf): Calculate alignment for bias
1486 based on dwfl->segment_align or manifest alignment of MOD->low_addr.
1488 2010-05-19 Roland McGrath <roland@redhat.com>
1490 * linux-kernel-modules.c (intuit_kernel_bounds): Rewritten.
1492 2010-05-06 Roland McGrath <roland@redhat.com>
1494 * segment.c (insert): Clear inserted elements of DWFL->lookup_module.
1496 * libdwflP.h (DWFL_ERRORS): Add WRONG_ID_ELF.
1497 * dwfl_build_id_find_elf.c: Set MOD->main.valid when there is a build
1498 ID but we didn't find a file.
1499 * dwfl_module_getdwarf.c (__libdwfl_getelf): When that's set, check
1500 and refuse any fallback file-by-name if it lacks the matching ID.
1502 * dwfl_error.c (dwfl_errno): Add INTDEF.
1503 * libdwflP.h: Add INTDECL.
1505 * dwfl_module_getdwarf.c (open_elf): Do elf_end and clear FILE->elf in
1508 2010-05-04 Roland McGrath <roland@redhat.com>
1510 * dwfl_segment_report_module.c: Use "[pie]" rather than "[dso]" for an
1511 ET_DYN that has a DT_DEBUG.
1513 * dwfl_segment_report_module.c: Fix jump-start of NDX-finding loop.
1515 * segment.c (insert): Fix moving of values following insertion.
1516 (reify_segments): Fix up MOD->segment backpointer indices after
1517 later insertions in the main loop invalidate them.
1519 * link_map.c (dwfl_link_map_report): Detect bias of embedded phdrs and
1520 apply it to PT_DYNAMIC p_vaddr so we handle a PIE correctly.
1522 * core-file.c (dwfl_core_file_report): Return any nonzero count of
1523 modules reported, even if link_map grovelling failed and only sniffing
1526 2010-04-26 Roland McGrath <roland@redhat.com>
1528 * relocate.c (relocate_section): Treat R_*_NONE reloc as no reloc.
1529 Works around probably-wrong ld -r behavior for case of a DWARF address
1530 constant that refers to a discarded SHF_ALLOC section.
1532 2010-04-14 Roland McGrath <roland@redhat.com>
1534 * link_map.c (report_r_debug): Limit iterations on the l_next chain to
1535 an upper bound on sane possible number of elements.
1537 2010-03-11 Roland McGrath <roland@redhat.com>
1539 * link_map.c (auxv_format_probe): Fix scanning loop, so we really scan
1540 the second half for 32-bit matches.
1542 2010-03-10 Roland McGrath <roland@redhat.com>
1544 * core-file.c (dwfl_core_file_report): Punt EHDR argument.
1545 * argp-std.c (parse_opt): Update caller.
1546 * libdwfl.h: Declare dwfl_core_file_report.
1547 * libdwflP.h: Don't.
1549 2010-02-17 Roland McGrath <roland@redhat.com>
1551 * dwfl_segment_report_module.c (addr_segndx): Take new flag argument.
1552 If set, find the first index not below ADDR.
1553 (dwfl_segment_report_module): Update callers.
1554 Pass true when calculating return value.
1556 2010-02-15 Roland McGrath <roland@redhat.com>
1558 * Makefile.am: Use config/eu.am for common stuff.
1560 * find-debuginfo.c (find_debuginfo_in_path): Fix uninitialized
1561 variable in failure path.
1563 2010-02-02 Mark Wielaard <mjw@redhat.com>
1565 * dwfl_module_dwarf_cfi.c (dwfl_module_dwarf_cfi): Always set bias.
1566 * dwfl_module_eh_cfi.c (dwfl_module_eh_cfi): Likewise
1568 2010-01-07 Roland McGrath <roland@redhat.com>
1570 * core-file.c (dwfl_core_file_report): Use elf_getphdrnum.
1571 * dwfl_module_build_id.c (__libdwfl_find_build_id): Likewise.
1572 * dwfl_module_getdwarf.c (open_elf, find_dynsym): Likewise.
1573 * dwfl_report_elf.c (__libdwfl_report_elf): Likewise.
1575 2010-01-06 Roland McGrath <roland@redhat.com>
1577 * relocate.c (relocate_getsym): For SHN_COMMON, zero st_value.
1578 (relocate_section): Let unresolved SHN_COMMON symbol stay 0.
1580 2009-11-16 Roland McGrath <roland@redhat.com>
1582 * relocate.c (relocate_section): Skip SHT_NOBITS or empty target scn.
1584 2009-11-12 Petr Machata <pmachata@redhat.com>
1586 * core-file.c (dwfl_elf_phdr_memory_callback): Only load ahead if
1587 the chunk is both offset-contiguous and vaddr-contiguous.
1589 2009-11-05 Roland McGrath <roland@redhat.com>
1591 * link_map.c (report_r_debug): Skip entries with l_ld==0.
1592 Use dwfl_addrmodule for l_ld lookup, don't bail on lookup failure.
1594 2009-09-04 Roland McGrath <roland@redhat.com>
1596 * image-header.c (__libdw_image_header): Fix tranposed comparison.
1598 2009-08-27 Roland McGrath <roland@redhat.com>
1600 * image-header.c: New file.
1601 * Makefile.am (libdwfl_a_SOURCES): Add it.
1602 * libdwflP.h: Declare __libdw_image_header.
1603 * open.c (decompress): Don't consume ELF on failure.
1604 (what_kind): New function, broken out of ...
1605 (__libdw_open_file): ... here. Call it.
1606 If it fails, try __libdw_image_header and then try what_kind again.
1608 * gzip.c (unzip): Reuse *WHOLE as first INPUT_BUFFER,
1609 leave it behind for next decompressor.
1610 * open.c (decompress): Free BUFFER on failure.
1612 2009-08-26 Roland McGrath <roland@redhat.com>
1614 * gzip.c (find_zImage_payload): New function, broken out of ...
1615 (mapped_zImage): ... here. Call it.
1616 (find_zImage_payload) [LZMA]: Match LZMA-compressed kernels with
1617 stupid method of just trying the decoder.
1619 * open.c [USE_LZMA]: Try __libdw_unlzma.
1620 * libdwflP.h: Declare it.
1621 (DWFL_ERRORS): Add DWFL_E_LZMA.
1622 * gzip.c [LZMA]: Implement liblzma version for XZ file format.
1624 * Makefile.am [LZMA] (libdwfl_a_SOURCES): Add it.
1626 * gzip.c (mapped_zImage): Limit scan to 32kb.
1627 Make this unconditional, support bzip2 kernel images too.
1628 (unzip): Use direct inflate method for non-mmap case too.
1629 Only zlib uses the stream method.
1631 2009-08-09 Roland McGrath <roland@redhat.com>
1633 * dwfl_module_build_id.c: Use new macros for versioned definitions.
1635 2009-07-08 Roland McGrath <roland@redhat.com>
1637 * dwfl_module_dwarf_cfi.c: New file.
1638 * dwfl_module_eh_cfi.c: New file.
1639 * Makefile.am (libdwfl_a_SOURCES): Add them.
1640 * libdwflP.h (struct Dwfl_Module): New members `dwarf_cfi', `eh_cfi.
1641 Add INTDECL for dwfl_module_eh_cfi, dwfl_module_dwarf_cfi.
1643 2009-07-08 Roland McGrath <roland@redhat.com>
1645 * libdwflP.h (struct Dwfl_Module): Reorder members to pack better.
1647 2009-06-18 Mark Wielaard <mjw@redhat.com>
1649 * dwfl_report_elf.c (__libdwfl_report_elf): Return NULL on overlap.
1651 2009-06-13 Ulrich Drepper <drepper@redhat.com>
1653 * derelocate.c: Don't use deprecated libelf functions.
1654 * dwfl_module_getdwarf.c: Likewise.
1655 * relocate.c: Likewise.
1657 2009-04-23 Ulrich Drepper <drepper@redhat.com>
1659 * dwfl_module_build_id.c: Define versioned symbols only if SHARED is
1660 defined. Otherwise just define the latest version.
1662 2009-04-22 Roland McGrath <roland@redhat.com>
1664 * relocate.c (resolve_symbol): Apply correct bias to st_value found in
1665 a non-ET_REL module.
1667 * dwfl_module_build_id.c (__libdwfl_find_build_id): Fix last change to
1668 adjust properly for non-ET_REL.
1670 2009-04-21 Roland McGrath <roland@redhat.com>
1672 * dwfl_module_getsym.c: Apply non-ET_REL bias only if SHF_ALLOC.
1674 * relocate.c (__libdwfl_relocate_value): Assert that MOD is ET_REL.
1675 * derelocate.c (cache_sections): Call __libdwfl_relocate_value only
1677 * dwfl_module_build_id.c (__libdwfl_find_build_id): Likewise.
1679 2009-04-20 Roland McGrath <roland@redhat.com>
1681 * dwfl_module_getdwarf.c (__libdwfl_getelf): Add internal_function.
1683 2009-04-19 Roland McGrath <roland@redhat.com>
1685 * dwfl_module_getdwarf.c (find_file): Renamed to ...
1686 (__libdwfl_getelf): ... this. Make it global.
1687 (find_symtab, find_dw): Update callers.
1688 (dwfl_module_getelf): Functions moved ...
1689 * dwfl_module_getelf.c: ... here, new file.
1690 * Makefile.am (libdwfl_a_SOURCES): Add it.
1691 * libdwflP.h: Declare __libdwfl_getelf.
1693 2009-04-14 Roland McGrath <roland@redhat.com>
1695 * dwfl_segment_report_module.c: Handle DT_STRTAB value being either
1696 absolute (already adjusted in place) or needing load bias adjustment.
1698 * core-file.c (dwfl_elf_phdr_memory_callback): Fix return value for
1699 gelf_getphdr failure. Fix file size limit checks.
1701 * dwfl_segment_report_module.c: Fix underflow in DYNSTRSZ check.
1703 2009-04-08 Roland McGrath <roland@redhat.com>
1705 * dwfl_module_getsym.c: Don't adjust for bias again after
1706 __libdwfl_relocate_value.
1708 * relocate.c (__libdwfl_relocate_value): Don't adjust a value from
1709 a non-SHF_ALLOC section.
1710 (relocate_getsym): Test st_shndx for SHN_* values, not *SHNDX.
1711 * dwfl_module_getsym.c (dwfl_module_getsym): Likewise.
1713 2009-03-09 Roland McGrath <roland@redhat.com>
1715 * dwfl_module_build_id.c (__libdwfl_find_build_id): Move SHSTRNDX
1716 variable to outer scope, so we cache it for the loop.
1718 * relocate.c (__libdwfl_relocate_value): Add MOD->main.bias to sh_addr.
1720 2009-02-12 Roland McGrath <roland@redhat.com>
1722 * dwfl_module_build_id.c (__libdwfl_find_build_id): Use
1723 __libdwfl_relocate_value to find correct sh_addr value.
1725 2009-02-10 Roland McGrath <roland@redhat.com>
1727 * dwfl_report_elf.c (__libdwfl_report_elf): Take new arg SANITY.
1728 If false, don't fail for NO_PHDR.
1729 (dwfl_report_elf): Update caller.
1730 * libdwflP.h: Update decl.
1731 * offline.c (process_elf): Call it with false, so we don't refuse
1732 dubiously-formed objects here.
1734 * link_map.c (consider_executable): Don't assert dwfl_addrsegment
1735 finds our module. We shouldn't crash when we confuse some guesses.
1737 2009-02-10 Ulrich Drepper <drepper@redhat.com>
1739 * open.c (decompress): Avoid crash with empty input file.
1741 2009-01-27 Roland McGrath <roland@redhat.com>
1743 * dwfl_report_elf.c (__libdwfl_report_elf): Ignore trailing PT_LOAD
1744 with zero vaddr and memsz.
1746 2009-01-22 Roland McGrath <roland@redhat.com>
1748 * open.c (decompress): Move BUFFER, SIZE decls outside #if.
1750 * dwfl_segment_report_module.c (addr_segndx): Remove bogus adjustments
1751 after address-matching loop.
1753 * segment.c (lookup): Fix fencepost in checking for HINT match.
1755 2009-01-14 Roland McGrath <roland@redhat.com>
1757 * gzip.c [!BZLIB] (mapped_zImage): New function.
1758 (unzip) [!BZLIB]: Grok Linux kernel zImage format.
1760 2009-01-10 Ulrich Drepper <drepper@redhat.com>
1762 * dwfl_error.c: Always use __thread. Remove all !USE_TLS code.
1764 2009-01-08 Roland McGrath <roland@redhat.com>
1766 * linux-kernel-modules.c (dwfl_linux_kernel_report_offline):
1767 Skip subdirectory named "source".
1768 (dwfl_linux_kernel_find_elf): Likewise.
1770 2009-01-06 Roland McGrath <roland@redhat.com>
1772 * linux-kernel-modules.c (check_suffix): New function.
1773 Match ".ko", ".ko.gz", and ".ko.bz2" suffixes.
1774 (dwfl_linux_kernel_report_offline): Use it.
1775 (dwfl_linux_kernel_find_elf): Likewise.
1777 2009-01-05 Roland McGrath <roland@redhat.com>
1779 * argp-std.c (parse_opt): Use __libdw_open_file for core file.
1780 * dwfl_build_id_find_debuginfo.c: Use it to open the file.
1781 * dwfl_build_id_find_elf.c: Likewise.
1782 * dwfl_module_getdwarf.c (open_elf): Likewise.
1783 * dwfl_report_elf.c: Likewise.
1784 * find-debuginfo.c (validate): Likewise.
1785 * offline.c (__libdwfl_report_offline): Likewise.
1787 * libdwflP.h: Declare __libdw_open_file.
1789 * Makefile.am (libdwfl_a_SOURCES): Add it.
1792 * Makefile.am [ZLIB] (libdwfl_a_SOURCES): Add it.
1793 * bzip2.c: New file.
1794 * Makefile.am [BZLIB] (libdwfl_a_SOURCES): Add it.
1795 * libdwflP.h: Declare __libdw_gunzip, __libdw_bunzip2.
1797 2008-12-16 Roland McGrath <roland@redhat.com>
1799 * dwfl_module_build_id.c (dwfl_module_build_id): Define with alias and
1800 symver magic to bind to ELFUTILS_0.138.
1801 (_BUG_COMPAT_dwfl_module_build_id): New function, bug compatible
1802 wrapper for ELFUTILS_0.130 version set.
1804 2008-12-18 Roland McGrath <roland@redhat.com>
1806 * derelocate.c (dwfl_module_relocate_address): Fix last fix: ET_DYN
1807 addresses are taken as relative to MOD->low_addr.
1809 2008-12-15 Roland McGrath <roland@redhat.com>
1811 * derelocate.c (dwfl_module_relocate_address): Apply main.bias, not
1814 2008-12-11 Roland McGrath <roland@redhat.com>
1816 * offline.c (process_archive): Don't call elf_end and close if
1817 returning NULL. Check first elf_begin call and set error code
1818 specially for empty archive.
1821 2008-12-02 Roland McGrath <roland@redhat.com>
1823 * dwfl_getmodules.c (dwfl_getmodules): Typo fix in last change.
1825 2008-11-26 Roland McGrath <roland@redhat.com>
1827 * dwfl_getmodules.c (dwfl_getmodules): Encode iteration style in
1828 return value, and interpret encoded OFFSET argument.
1830 2008-10-07 Roland McGrath <roland@redhat.com>
1832 * dwfl_module_build_id.c (check_notes): Fix typo in vaddr calculation.
1834 2008-09-29 Roland McGrath <roland@redhat.com>
1836 * segment.c (insert): Must realloc DWFL->lookup_module here too.
1837 (dwfl_report_segment): Clear DWFL->lookup_module before insert calls.
1839 2008-08-28 Roland McGrath <roland@redhat.com>
1841 * segment.c (reify_segments): Fix last change.
1843 2008-08-27 Roland McGrath <roland@redhat.com>
1845 * linux-proc-maps.c (read_proc_memory): Return 0 for EINVAL or EPERM
1846 failure from pread64.
1848 2008-08-26 Roland McGrath <roland@redhat.com>
1850 * segment.c (reify_segments): Insert a trailing segment for a module
1851 end that is above the highest current segment.
1853 2008-08-25 Roland McGrath <roland@redhat.com>
1855 * dwfl_module_getdwarf.c (open_elf): Extract elf_errno () for
1856 coded return value, not plain DWFL_E_LIBELF. Return DWFL_E_BADELF
1857 if FILE->elf is not ELF_K_ELF.
1859 * dwfl_segment_report_module.c: Add a cast.
1861 2008-08-21 Denys Vlasenko <dvlasenk@redhat.com>
1863 * dwfl_module_addrsym.c (dwfl_module_addrsym): Improve logic
1864 which decides which symbol is "closest" to a given address.
1866 2008-08-15 Roland McGrath <roland@redhat.com>
1868 * argp-std.c (offline_callbacks): Use dwfl_build_id_find_elf.
1869 (options, parse_opt): Handle --core.
1871 * core-file.c: New file.
1872 * Makefile.am (libdwfl_a_SOURCES): Add it.
1873 * libdwflP.h (dwfl_core_file_report): Declare it.
1875 * link_map.c: New file.
1876 * Makefile.am (libdwfl_a_SOURCES): Add it.
1877 * libdwflP.h (dwfl_link_map_report): Declare it.
1879 * libdwflP.h (MIN, MAX): New macros.
1880 (Dwfl_Memory_Callback): New typedef.
1881 (Dwfl_Module_Callback): New typedef.
1882 (dwfl_segment_report_module): Declare it.
1883 * dwfl_segment_report_module.c: New file.
1884 * Makefile.am (libdwfl_a_SOURCES): Add it.
1886 * derelocate.c (dwfl_module_address_section): Add INTDEF.
1887 * libdwflP.h: Add INTDECL.
1889 * segment.c: New file.
1890 * Makefile.am (libdwfl_a_SOURCES): Add it.
1891 * libdwfl.h: Declare dwfl_addrsegment, dwfl_report_segment.
1892 * libdwflP.h (struct Dwfl): New members lookup_elts, lookup_alloc,
1893 lookup_addr, lookup_module, lookup_segndx, replace removed members
1895 (struct Dwfl_Module): New member segment.
1896 * dwfl_end.c (dwfl_end): Free the new ones. Iterate via modulelist
1897 to each free module.
1898 * dwfl_module.c (dwfl_report_begin_add): Do nothing.
1899 (dwfl_report_begin): Don't call it. Truncate the segment table instead.
1900 (dwfl_report_module): Don't touch DWFL->nmodules.
1901 (dwfl_report_end): Don't touch DWFL->modules and DWFL->nmodules.
1902 (compare_modules): Function removed.
1903 * dwfl_getmodules.c: Rewritten.
1905 * libdwflP.h: Add INTDECLs.
1906 * dwfl_getdwarf.c: Rewritten to call dwfl_getmodules.
1907 * dwfl_addrmodule.c: Rewritten to just call dwfl_addrsegment.
1909 2008-08-03 Roland McGrath <roland@redhat.com>
1911 * linux-kernel-modules.c: Include <fts.h> before <config.h>.
1913 2008-07-17 Roland McGrath <roland@redhat.com>
1915 * dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Set errno to
1916 zero if the failure was only ENOENT.
1918 2008-06-03 Roland McGrath <roland@redhat.com>
1920 * dwfl_module_addrsym.c (dwfl_module_addrsym): Exclude undefined
1923 2008-05-22 Petr Machata <pmachata@redhat.com>
1925 * dwfl_module_getdwarf.c (open_elf): Bias of ET_EXEC files is always 0.
1927 2008-05-06 Roland McGrath <roland@frob.com>
1929 * linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Use
1930 FTS_LOGICAL here too.
1931 (dwfl_linux_kernel_find_elf): Likewise.
1933 2008-04-29 Roland McGrath <roland@redhat.com>
1935 * find-debuginfo.c (dwfl_standard_find_debuginfo): Try path search
1936 based on canonicalize_file_name if it differs from the supplied name.
1938 * linux-kernel-modules.c (check_module_notes): Use FTS_LOGICAL so
1941 2008-04-27 Roland McGrath <roland@redhat.com>
1943 * linux-kernel-modules.c (report_kernel): Fix crash when
1944 dwfl_report_elf fails.
1946 2008-04-05 Roland McGrath <roland@redhat.com>
1948 * linux-proc-maps.c (proc_maps_report): Don't leak LAST_FILE.
1950 * dwfl_module_getdwarf.c (find_file): Always free build_id_bits.
1951 Clear it after freeing.
1952 * dwfl_module_report_build_id.c (dwfl_module_report_build_id): Likewise.
1954 2008-03-26 Roland McGrath <roland@redhat.com>
1956 * dwfl_module_getdwarf.c (load_symtab): Don't return success for
1957 SHT_DYNSYM, just set *SYMSCN like the comment says.
1959 * dwfl_end.c (dwfl_end): Iterate on modulelist chain, not modules array.
1961 * argp-std.c (parse_opt): On failure, call dwfl_end before argp_failure.
1963 2008-03-19 Roland McGrath <roland@redhat.com>
1965 * dwfl_module_getsrc.c: Adjust address for module bias before search.
1967 2008-03-01 Roland McGrath <roland@redhat.com>
1969 * libdwflP.h (__libdwfl_seterrno): Remove parameter name from
1970 prototype to avoid older compiler's complaint about reuse of the name.
1971 (__libdwfl_canon_error): Likewise.
1973 2008-02-19 Roland McGrath <roland@redhat.com>
1975 * relocate.c (relocate_section): Check for an unhandled relocation
1976 type before resolving a reloc's symbol. Lift DWFL_E_BADRELTYPE ->
1977 DWFL_E_UNKNOWN_MACHINE check out of loops.
1979 * dwfl_module_getdwarf.c (load_dw): Skip relocation if
1980 DEBUGFILE->relocated is already set.
1982 2008-01-26 Roland McGrath <roland@redhat.com>
1984 * dwfl_module_getdwarf.c (open_elf): Open FILE->name if it's non-null.
1986 * dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Don't clear
1987 incoming *FILE_NAME at the start.
1989 2008-01-08 Roland McGrath <roland@redhat.com>
1991 * Makefile.am (euinclude): Variable removed.
1992 (pkginclude_HEADERS): Set this instead of euinclude_HEADERS.
1994 2007-10-23 Roland McGrath <roland@redhat.com>
1996 * linux-kernel-modules.c (report_kernel_archive): Reorder the kernel
1997 module to appear first.
1999 2007-10-20 Roland McGrath <roland@redhat.com>
2001 * offline.c (process_archive_member): Take FD argument, pass it down
2002 to process_file. Return Elf_Cmd, not bool.
2003 Call elf_next here, always before elf_end.
2004 (process_archive): Update caller. Don't close FD here unless there
2007 * dwfl_module.c (free_file): Close fd only when elf_end returns zero.
2009 * libdwflP.h (struct dwfl_file): New bool member `relocated'.
2010 * dwfl_module_getdwarf.c (dwfl_module_getelf): For ET_REL, apply
2011 partial relocation to one or both files.
2012 (dwfl_module_getdwarf): For ET_REL, make sure extra sections'
2013 relocations have been applied to the debug file if dwfl_module_getelf
2014 has been used before.
2016 * relocate.c (resolve_symbol): New function.
2017 (relocate_section): Call it.
2019 * relocate.c (relocate_getsym): Handle null MOD->symfile.
2020 (relocate_section): Take new bool arg, PARTIAL. If true,
2021 no error for BADRELTYPE/RELUNDEF, instead just skip them
2022 and leave only those skipped relocs behind the reloc section.
2023 (__libdwfl_relocate_section): Take new arg, pass it down.
2024 (__libdwfl_relocate): Take new bool arg, DEBUG. If false,
2025 do partial relocation on all sections.
2026 * dwfl_module_getdwarf.c (load_dw): Update caller.
2027 * libdwflP.h: Update decls.
2028 * derelocate.c (dwfl_module_address_section): Pass new argument
2029 to __libdwfl_relocate_section, true.
2031 * derelocate.c (cache_sections): Don't cache reloc sections when
2032 section_address callback is null.
2034 2007-10-19 Roland McGrath <roland@redhat.com>
2036 * relocate.c (relocate_section): Fix fencepost error in r_offset check.
2038 * derelocate.c (struct dwfl_relocation): Add member `relocs'.
2039 (struct secref): Likewise.
2040 (cache_sections): Cache the relocation section referring to each
2041 section we cache, if any.
2042 (dwfl_module_address_section): Use __libdwfl_relocate_section as
2045 * relocate.c (struct reloc_symtab_cache): New type.
2046 (relocate_getsym): Use it instead of four arguments.
2047 (__libdwfl_relocate): Update caller.
2048 (relocate_section): New function, broken out of ...
2049 (__libdwfl_relocate): ... here.
2050 (__libdwfl_relocate_section): New function.
2051 * libdwflP.h: Declare it.
2053 2007-10-17 Roland McGrath <roland@redhat.com>
2055 * dwfl_module_getsym.c (dwfl_module_getsym): Apply MOD->symfile->bias
2056 to relocated st_value.
2058 * dwfl_report_elf.c (__libdwfl_report_elf): Align initial BASE for
2061 2007-10-16 Roland McGrath <roland@redhat.com>
2063 * dwfl_report_elf.c (__libdwfl_report_elf): Readjust BASE when a later
2064 section has larger alignment requirements not met by the original BASE,
2065 rather than padding more between sections.
2067 * dwfl_report_elf.c (__libdwfl_report_elf): Fix bias calculation.
2069 * dwfl_module_build_id.c (__libdwfl_find_build_id): Apply module bias
2072 * dwfl_report_elf.c (__libdwfl_report_elf): Don't be confused by BASE
2073 at zero in ET_REL case. Adjust BASE to necessary alignment.
2075 * dwfl_module_build_id.c (check_notes): Take -1, not 0, as stub value
2077 (__libdwfl_find_build_id): Update caller.
2079 * relocate.c (__libdwfl_relocate_value): Don't use sh_offset.
2080 * dwfl_report_elf.c (__libdwfl_report_elf): Likewise.
2081 * offline.c (dwfl_offline_section_address): Bail early if there is
2082 separate debug file.
2084 * relocate.c (__libdwfl_relocate): Don't return DWFL_E_NO_DWARF.
2086 2007-10-09 Roland McGrath <roland@redhat.com>
2088 * dwfl_report_elf.c (__libdwfl_report_elf): Clear SHDR->sh_offset when
2089 caching SHDR->sh_addr = 0.
2090 * offline.c (dwfl_offline_section_address): Never called for sh_addr
2091 really at 0, don't check for it. Use MOD->debug directly, not symfile.
2093 * dwfl_module_getdwarf.c (load_symtab): Return success properly when
2094 we've found SHT_SYMTAB.
2096 * relocate.c (relocate_getsym): New function.
2097 (__libdwfl_relocate): Use it.
2098 (__libdwfl_relocate_value): Take new Elf * argument. Make SYMSHSTRNDX
2099 be a pointer instead of value; cache getshstrndx result there.
2100 * libdwflP.h: Update decl.
2101 * derelocate.c (cache_sections): Update caller.
2102 Always work on the main file, not the symfile.
2103 (dwfl_module_address_section): Likewise.
2104 * dwfl_module_getsym.c (dwfl_module_getsym): Update caller.
2106 2007-10-07 Roland McGrath <roland@redhat.com>
2108 * offline.c (process_archive): Initialize MOD.
2110 * linux-kernel-modules.c (get_release): New function, broken out of ...
2111 (report_kernel): ... here. Call it.
2112 (try_kernel_name): Take new arg TRY_DEBUG, only try ".debug" if set.
2113 (find_kernel_elf): Update caller.
2114 (report_kernel_archive): New function.
2115 (dwfl_linux_kernel_report_offline): Call it.
2117 * offline.c (process_file): Take new arg PREDICATE, pass it down.
2118 (process_archive): Likewise.
2119 (process_archive_member): Likewise. When nonnull, let the predicate
2120 decide whether to use this member.
2121 (__libdwfl_report_offline): New function, broken out of ...
2122 (dwfl_report_offline): ... here. Call it.
2123 * libdwflP.h: Declare it.
2125 * offline.c (process_archive, process_archive_member): New functions.
2126 (process_elf, process_file): New functions, broken out of ...
2127 (dwfl_report_offline): ... here. Call process_file, which recurses on
2130 * dwfl_report_elf.c (__libdwfl_report_elf): New, broken out of ...
2131 (dwfl_report_elf): ... here. Call it.
2132 * libdwflP.h: Declare it.
2134 2007-10-06 Roland McGrath <roland@redhat.com>
2136 * derelocate.c (dwfl_module_relocations): Don't call
2137 dwfl_module_getdwarf.
2139 * derelocate.c (find_section): Use __libdwfl_seterrno, not
2142 * relocate.c (__libdwfl_relocate_value): Abuse sh_offset, not
2143 SHF_ALLOC, to cache sh_addr resolved to 0.
2145 * dwfl_report_elf.c (dwfl_report_elf): When an ET_REL file has sh_addr
2146 values nonzero already, just use its existing layout.
2148 * relocate.c (__libdwfl_relocate): Clear size of reloc section in its
2149 in-core shdr after applying it.
2151 2007-10-04 Ulrich Drepper <drepper@redhat.com>
2153 * linux-kernel-modules.c (dwfl_linux_kernel_report_kernel): Fake
2154 initialization of notes variable.
2156 2007-10-04 Roland McGrath <roland@redhat.com>
2158 * linux-kernel-modules.c (intuit_kernel_bounds): Take new arg NOTES,
2159 fill in with vaddr of "__start_notes" symbol if found.
2160 (check_notes): New function.
2161 (check_kernel_notes): New function.
2162 (dwfl_linux_kernel_report_kernel): Call it.
2163 (check_module_notes): New function.
2164 (dwfl_linux_kernel_report_modules): Call it.
2166 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf):
2167 Try dwfl_build_id_find_elf first.
2169 * linux-kernel-modules.c (report_kernel): Don't leak FD if !REPORT.
2170 Set kernel module e_type to ET_DYN.
2172 2007-10-03 Roland McGrath <roland@redhat.com>
2174 * find-debuginfo.c (validate): New function, broken out of ...
2175 (find_debuginfo_in_path): ... here. New function, broken out of ...
2176 (dwfl_standard_find_debuginfo): ... here. Call it, after trying
2177 dwfl_build_id_find_debuginfo first.
2179 * dwfl_build_id_find_elf.c: New file.
2180 * dwfl_build_id_find_debuginfo.c: New file.
2181 * Makefile.am (libdwfl_a_SOURCES): Add them.
2182 * libdwfl.h: Declare them.
2183 * libdwflP.h: Add INTDECLs.
2185 * dwfl_module_build_id.c: New file.
2186 * dwfl_module_report_build_id.c: New file.
2187 * Makefile.am (libdwfl_a_SOURCES): Add them.
2188 * libdwfl.h: Declare them.
2189 * libdwflP.h (struct Dwfl_Module): New members build_id_bits,
2190 build_id_len, build_id_vaddr. Declare __libdwfl_find_build_id.
2191 * dwfl_module.c (__libdwfl_module_free): Free MOD->build_id_bits.
2193 * dwfl_module_getdwarf.c (find_offsets): New function.
2194 (find_dynsym): New function, calls that.
2195 (find_symtab): Call it.
2197 2007-09-11 Roland McGrath <roland@redhat.com>
2199 * dwfl_module_addrsym.c: Prefer a later global symbol at the same
2200 address if its st_size is smaller.
2202 2007-08-13 Roland McGrath <roland@redhat.com>
2204 * dwfl_module_addrsym.c: Add dead initializer for stupid compiler.
2206 2007-08-12 Roland McGrath <roland@redhat.com>
2208 * linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Don't use
2211 * elf-from-memory.c (elf_from_remote_memory): Don't reset LOADBASE on
2212 a second phdr if it happens to match EHDR_VMA exactly.
2214 2007-08-08 Roland McGrath <roland@redhat.com>
2216 * dwfl_module_addrsym.c: Don't use STT_SECTION, STT_FILE symbols and
2217 those with no names. Rewrite best symbol algorithm not to assume a
2218 sorted table and to be smarter handling sizeless symbols.
2220 2007-07-16 Roland McGrath <roland@redhat.com>
2222 * dwfl_module.c (dwfl_report_module): Increment DWFL->nmodules when
2223 reviving an existing module.
2225 2007-06-08 Roland McGrath <roland@redhat.com>
2227 * libdwflP.h: Fix #ifndef for config.h to use PACKAGE_NAME.
2229 2007-05-17 Roland McGrath <roland@redhat.com>
2231 * linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Look at
2232 whole /lib/modules/VERSION tree, not just /lib/modules/VERSION/kernel.
2233 (dwfl_linux_kernel_find_elf): Likewise.
2235 * linux-kernel-modules.c (dwfl_linux_kernel_report_modules): Use
2236 getline and sscanf instead of fscanf.
2238 2007-05-08 Roland McGrath <roland@redhat.com>
2240 * offline.c (dwfl_offline_section_address): Don't assume section
2241 numbers match between stripped and debuginfo files. Instead, assume
2242 only that the ordering among SHF_ALLOC sections matches.
2244 * linux-kernel-modules.c (report_kernel): Change RELEASE argument to
2246 (dwfl_linux_kernel_report_offline): Update caller.
2247 (dwfl_linux_kernel_report_kernel): Likewise.
2249 2007-04-23 Roland McGrath <roland@redhat.com>
2251 * argp-std.c (options): Fix group title string.
2253 * argp-std.c (parse_opt): Handle ARGP_KEY_ERROR, free the Dwfl.
2254 Update via STATE->input every time we set STATE->hook, not only at
2257 * dwfl_module.c (free_file): Free FILE->name.
2259 2007-04-16 Roland McGrath <roland@redhat.com>
2261 * derelocate.c (cache_sections): Apply bias to sh_addr.
2262 (compare_secrefs): Fix address comparison to avoid signed overflow.
2263 (find_section): New function, broken out of ...
2264 (dwfl_module_relocate_address): ... here, call it.
2265 (check_module): New function, broken out of ...
2266 (dwfl_module_relocate_address): ... here, call it.
2267 (dwfl_module_address_section): New function.
2268 * libdwfl.h: Declare it.
2270 2007-03-26 Roland McGrath <roland@redhat.com>
2272 * dwfl_module.c (__libdwfl_module_free): Free MOD itself.
2274 2007-03-18 Roland McGrath <roland@redhat.com>
2276 * dwfl_module_getdwarf.c (find_debuglink): New function, broken out of
2277 (find_debuginfo): ... here. Call it.
2278 Don't return error for libelf errors finding .gnu_debuglink section.
2280 2007-03-12 Roland McGrath <roland@redhat.com>
2282 * dwfl_module.c (dwfl_report_begin_add): New function broken out of ...
2283 (dwfl_report_begin): ... here. Call it.
2284 * libdwfl.h: Declare it.
2285 * libdwflP.h: Add INTDECL.
2287 * elf-from-memory.c (elf_from_remote_memory): Fix 32/64 typo.
2289 * offline.c: Comment typo fix.
2291 2007-03-04 Roland McGrath <roland@redhat.com>
2293 * linux-kernel-modules.c (KERNEL_MODNAME): New macro for "kernel".
2294 (find_kernel_elf): New function, broken out of ...
2295 (report_kernel): ... here. Call it.
2296 (dwfl_linux_kernel_find_elf): Use it for module named KERNEL_MODNAME.
2297 (intuit_kernel_bounds): New function, grovel /proc/kallsyms to guess
2298 virtual address bounds of kernel from symbols rounded to page size.
2299 (dwfl_linux_kernel_report_kernel): Use that if it works, before
2300 resorting to report_kernel.
2302 * dwfl_module_getdwarf.c (open_elf): Set MOD->e_type to ET_DYN for an
2303 ET_EXEC file with nonzero bias.
2305 * dwfl_module_addrname.c (dwfl_module_addrname): Just call
2306 dwfl_module_addrsym. Guts moved to ...
2307 * dwfl_module_addrsym.c: ... here; new file.
2308 * Makefile.am (libdwfl_a_SOURCES): Add it.
2309 * libdwfl.h: Declare dwfl_module_addrsym.
2310 * libdwflP.h: Add INTDECL.
2312 2007-03-03 Roland McGrath <roland@redhat.com>
2314 * dwfl_module.c (free_file): New function, broken out of ...
2315 (__libdwfl_module_free): ... here. In it, close fd after elf_end.
2317 * dwfl_module_getdwarf.c (open_elf): Close fd and reset to -1
2320 2007-03-02 Roland McGrath <roland@redhat.com>
2322 * linux-kernel-modules.c: Fix bogus error test for asprintf call.
2324 2007-02-02 Roland McGrath <roland@redhat.com>
2326 * dwfl_addrmodule.c (dwfl_addrmodule): Match a module's high boundary
2327 address exactly if it's no other module's low boundary.
2329 * dwfl_module_addrname.c (dwfl_module_addrname): If no symbol's value
2330 and size cover the address, select the closest symbol with st_size==0
2331 that lies in the same section.
2333 2007-01-29 Roland McGrath <roland@redhat.com>
2335 * dwfl_version.c (dwfl_version): Return PACKAGE_VERSION,
2338 2007-01-20 Roland McGrath <roland@redhat.com>
2340 * relocate.c (__libdwfl_relocate_value): Treat section_address of -1
2342 * libdwfl.h (Dwfl_Callbacks): Update comment.
2343 * derelocate.c (cache_sections): Don't ignore sh_addr == 0 sections.
2344 * linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
2345 For ignored missing section, use -1 instead of 0.
2346 * offline.c (dwfl_offline_section_address): Expect a call for 0.
2348 2007-01-19 Roland McGrath <roland@redhat.com>
2350 * argp-std.c (parse_opt): For -e, reset DWFL->offline_next_address to
2351 zero so a lone -e foo.so is shown without address bias.
2353 2007-01-10 Roland McGrath <roland@redhat.com>
2355 * linux-kernel-modules.c (report_kernel): Check asprintf return value
2356 directly instead of via side effect, to silence warn_unused_result.
2357 (dwfl_linux_kernel_report_offline): Likewise.
2358 (dwfl_linux_kernel_find_elf): Likewise.
2359 (dwfl_linux_kernel_module_section_address): Likewise.
2360 * find-debuginfo.c (try_open): Likewise.
2361 * linux-proc-maps.c (find_sysinfo_ehdr): Likewise.
2362 (dwfl_linux_proc_report): Likewise.
2364 * libdwfl.h (dwfl_begin): Require nonnull argument.
2366 2006-12-27 Roland McGrath <roland@redhat.com>
2368 * dwfl_module.c (compare_modules): Fix address comparison to avoid
2369 signed overflow. Patch by Frank Ch. Eigler <fche@redhat.com>.
2371 2006-10-30 Roland McGrath <roland@redhat.com>
2373 * dwfl_module.c (dwfl_report_module): Comment typo fix.
2375 2006-09-05 Roland McGrath <roland@redhat.com>
2377 * derelocate.c (cache_sections): Use alloca instead of variable-sized
2378 auto array, in function already using alloca.
2380 2006-08-14 Roland McGrath <roland@redhat.com>
2382 * linux-kernel-modules.c (try_kernel_name): If the call to
2383 dwfl_standard_find_debuginfo produces no results, try it again
2384 with NULL as DEBUGLINK_FILE to try *FNAME with .debug suffix.
2386 * find-debuginfo.c (DEFAULT_DEBUGINFO_PATH): Macro moved ...
2387 * libdwflP.h: ... to here.
2388 * linux-kernel-modules.c (try_kernel_name): Skip manual open if it
2389 repeats the first thing dwfl_standard_find_debuginfo will try.
2391 * linux-kernel-modules.c (MODULE_SECT_NAME_LEN): New macro.
2392 (dwfl_linux_kernel_module_section_address): If a /sys file is missing
2393 and the section name is >= MODULE_SECT_NAME_LEN, try truncating the
2396 2006-07-12 Ulrich Drepper <drepper@redhat.com>
2398 * cu.c: Adjust for internal_function_def removal.
2399 * dwfl_error.c: Likewise.
2400 * dwfl_module.c: Likewise.
2401 * dwfl_module_getdwarf.c: Likewise.
2402 * lines.c: Likewise.
2403 * relocate.c: Likewise.
2405 2006-07-11 Ulrich Drepper <drepper@redhat.com>
2407 * dwfl_module.c (compare_modules): Don't return GElf_Sxword value,
2408 it can overflow the return value type.
2409 Patch by Tim Moore <timoore@redhat.com>.
2411 2006-06-28 Roland McGrath <roland@redhat.com>
2413 * libdwfl.h: Cosmetic changes.
2415 * dwfl_line_comp_dir.c: New file.
2416 * Makefile.am (libdwfl_a_SOURCES): Add it.
2417 * libdwfl.h: Declare dwfl_line_comp_dir.
2419 * dwfl_lineinfo.c (dwfl_lineinfo): Remove stray extern in defn.
2421 * dwfl_linecu.c: New file.
2422 * Makefile.am (libdwfl_a_SOURCES): Add it.
2423 * libdwfl.h: Declare dwfl_linecu.
2425 * libdwflP.h (dwfl_linecu_inline): Function renamed from dwfl_linecu.
2426 (dwfl_linecu): Define as macro.
2428 * relocate.c (__libdwfl_relocate): Use dwfl_module_getsym.
2430 * dwfl_module_getdwarf.c (dwfl_module_getsymtab): New function.
2431 (dwfl_module_addrname): Function moved ...
2432 * dwfl_module_addrname.c: ... here, new file.
2433 * dwfl_module_getsym.c: New file.
2434 * Makefile.am (libdwfl_a_SOURCES): Add them.
2435 * libdwfl.h: Declare dwfl_module_getsymtab, dwfl_module_getsym.
2436 * libdwflP.h: Add INTDECLs.
2438 2006-06-27 Roland McGrath <roland@redhat.com>
2440 * dwfl_module.c (dwfl_report_end): Whitespace fix.
2442 2006-06-13 Roland McGrath <roland@redhat.com>
2444 * elf-from-memory.c (elf_from_remote_memory): Fix 32/64 typo.
2445 Use __libdwfl_seterrno for elf_memory failure.
2447 2006-05-22 Roland McGrath <roland@redhat.com>
2449 * dwfl_module_return_value_location.c
2450 (dwfl_module_return_value_location): Use __libdwfl_module_getebl.
2452 2006-05-27 Ulrich Drepper <drepper@redhat.com>
2454 * libdwfl.h: Add extern "C".
2456 2006-05-22 Ulrich Drepper <drepper@redhat.com>
2458 * cu.c (addrarange): Handle files without aranges information.
2460 2006-05-16 Ulrich Drepper <drepper@redhat.com>
2462 * dwfl_addrmodule.c (dwfl_addrmodule): Also return NULL of
2465 2006-02-26 Roland McGrath <roland@redhat.com>
2467 * dwfl_version.c: New file.
2468 * Makefile.am (libdwfl_a_SOURCES): Add it.
2469 * libdwfl.h: Declare dwfl_version.
2471 * offline.c (dwfl_report_offline): Account for dwfl_report_elf having
2472 aligned up from DWFL->offline_next_address when checking for overlap.
2474 2005-12-22 Roland McGrath <roland@redhat.com>
2476 * argp-std.c (parse_opt): Call dwfl_end in failure cases.
2478 * linux-proc-maps.c (proc_maps_report): New function, broken out of ...
2479 (dwfl_linux_proc_report): ... here. Call it.
2480 (dwfl_linux_proc_maps_report): New function.
2481 * libdwfl.h: Declare it.
2482 * libdwflP.h: Add INTDECL.
2483 * argp-std.c (options, parse_opt): Grok -M/--linux-process-map.
2485 * dwfl_nextcu.c (dwfl_nextcu): Don't fail when dwfl_module_getdwarf
2486 failed with DWFL_E_NO_DWARF.
2488 2005-11-26 Roland McGrath <roland@redhat.com>
2490 * dwfl_end.c (dwfl_end): Free the DWFL itself.
2492 2005-11-25 Roland McGrath <roland@redhat.com>
2494 * dwfl_module_getdwarf.c (__libdwfl_module_getebl): New function.
2496 * dwfl_module_register_names.c (dwfl_module_register_names): Likewise.
2497 * libdwflP.h: Declare it.
2499 * dwfl_module_register_names.c: New file.
2500 * Makefile.am (libdwfl_a_SOURCES): Add it.
2501 * libdwfl.h: Declare dwfl_module_register_names.
2503 2005-11-21 Roland McGrath <roland@redhat.com>
2505 * linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
2506 Don't leak malloc'd file name.
2507 If a /sys/.../sections file is missing and starts with ".init",
2508 try the variant with "_init" too; catches PPC64 kernel braindamage.
2510 2005-11-15 Roland McGrath <roland@redhat.com>
2512 * libdwfl.h: Comment fixes.
2514 * dwfl_module_return_value_location.c: Add unlikely for error case.
2516 2005-11-13 Roland McGrath <roland@redhat.com>
2518 * dwfl_return_value_location.c: New file.
2519 * Makefile.am (libdwfl_a_SOURCES): Add it.
2520 * libdwfl.h: Declare dwfl_module_return_value_location.
2521 * libdwflP.h (DWFL_ERRORS): Add DWFL_E_WEIRD_TYPE.
2523 2005-10-20 Roland McGrath <roland@redhat.com>
2525 * libdwflP.h (DWFL_ERRORS): New error UNKNOWN_MACHINE.
2526 * relocate.c (__libdwfl_relocate): Return DWFL_E_UNKNOWN_MACHINE
2527 instead of DWFL_E_BADRELTYPE if ebl_get_elfmachine yields EM_NONE.
2529 2005-10-01 Roland McGrath <roland@redhat.com>
2531 * linux-kernel-modules.c (report_kernel): Return ENOENT if we fail
2534 2005-09-19 Roland McGrath <roland@redhat.com>
2536 * linux-kernel-modules.c (dwfl_linux_kernel_report_modules): Use
2537 PRIx64 instead of PRIi64, lest addresses with high bits set overflow
2538 the signed integer reading; they will just have to be in hexadecimal.
2539 (dwfl_linux_kernel_module_section_address): Likewise.
2541 2005-08-28 Ulrich Drepper <drepper@redhat.com>
2543 * Makefile.am (%.os): Use COMPILE.os.
2544 (COMPILE.os): Filter out gconv options.
2546 2005-08-25 Roland McGrath <roland@redhat.com>
2548 * cu.c (__libdwfl_nextcu): Return success when dwarf_nextcu hits end.
2549 * dwfl_nextcu.c (dwfl_nextcu): Skip modules with no dwarf info.
2551 2005-08-24 Roland McGrath <roland@redhat.com>
2553 * dwfl_lineinfo.c (dwfl_lineinfo): Add bias, don't subtract it.
2555 * argp-std.c [_MUDFLAP] (__libdwfl_argp_mudflap_options): New function,
2556 magic initializer to set -heur-stack-bound option.
2558 2005-08-22 Roland McGrath <roland@redhat.com>
2560 * dwfl_validate_address.c: New file.
2561 * Makefile.am (libdwfl_a_SOURCES): Add it.
2562 * libdwfl.h: Declare dwfl_validate_address.
2564 * derelocate.c (dwfl_module_relocate_address): Add INTDEF.
2565 * libdwflP.h: Add INTDECL.
2567 * dwfl_module_getdwarf.c (find_symtab): Use elf_getdata instead of
2568 elf_rawdata for symbol-related sections.
2570 * offline.c (dwfl_report_offline): Move offline_next_address outside
2571 module's range, in case it's an ET_EXEC using fixed segment locations.
2572 * libdwfl.h: Update comment.
2574 * dwfl_report_elf.c (dwfl_report_elf): Align BASE to first segment's
2577 2005-08-20 Roland McGrath <roland@redhat.com>
2579 * linux-kernel-modules.c (report_kernel): Take new argument PREDICATE,
2580 function to choose whether to report.
2581 (dwfl_linux_kernel_report_offline): Likewise.
2582 * libdwfl.h: Update decl.
2583 * argp-std.c (parse_opt): Update caller.
2585 * dwfl_getsrclines.c: New file.
2586 * dwfl_onesrcline.c: New file.
2587 * Makefile.am (libdwfl_a_SOURCES): Add them.
2588 * libdwfl.h: Declare dwfl_getsrclines, dwfl_onesrcline.
2590 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Don't leak
2591 MODULESDIR[0]. Call fts_close on failure.
2593 * dwfl_module_getdwarf.c (load_dw): Take dwfl_file * instead of Elf *.
2594 Close ET_REL file descriptors after relocation.
2595 (find_dw): Update caller.
2596 * offline.c (dwfl_report_offline): Get the file into memory and close
2597 the file descriptor.
2599 * dwfl_module_getdwarf.c (find_debuginfo): Do nothing when
2600 MOD->debug.elf is already set.
2602 * find-debuginfo.c (try_open): Use TEMP_FAILURE_RETRY.
2603 (dwfl_standard_find_debuginfo): Fail on errors not ENOENT or ENOTDIR.
2605 * argp-std.c (options, parse_opt): Grok -K/--offline-kernel, use
2606 dwfl_linux_kernel_report_offline with offline_callbacks.
2608 * linux-kernel-modules.c (report_kernel): New function, broken out of
2610 (dwfl_linux_kernel_report_kernel): ... here. Use it.
2611 (dwfl_linux_kernel_report_offline): New function.
2612 * libdwfl.h: Declare it.
2613 * libdwflP.h: Add INTDECL.
2615 2005-08-19 Roland McGrath <roland@redhat.com>
2617 Use standard debuginfo search path to look for vmlinux.
2618 * find-debuginfo.c (dwfl_standard_find_debuginfo): Don't check CRC if
2620 * linux-kernel-modules.c (try_kernel_name): New function, broken out
2622 (dwfl_linux_kernel_report_kernel): ... here. Use it.
2624 * argp-std.c (offline_callbacks): New variable.
2625 (parse_opt): Use it for -e. Allow multiple -e options.
2627 * offline.c: New file.
2628 * Makefile.am (libdwfl_a_SOURCES): Add it.
2629 * libdwfl.h: Declare dwfl_offline_section_address, dwfl_report_offline.
2630 * libdwflP.h: Add INTDECLs.
2631 (OFFLINE_REDZONE): New macro.
2632 (struct Dwfl): New member `offline_next_address'.
2633 * dwfl_begin.c (dwfl_begin): Initialize it.
2634 * dwfl_module.c (dwfl_report_begin): Likewise.
2636 * dwfl_report_elf.c (dwfl_report_elf): Accept all types. When ET_REL,
2637 do a nominal absolute section layout starting at BASE.
2638 * libdwfl.h: Update comment.
2640 2005-08-18 Roland McGrath <roland@redhat.com>
2642 * dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Do
2643 dwfl_module_getdwarf if necessary.
2645 * dwfl_report_elf.c (dwfl_report_elf): Permit ET_REL with BASE==0.
2646 * libdwfl.h: Update comment.
2648 * derelocate.c: New file.
2649 * Makefile.am (libdwfl_a_SOURCES): Add it.
2651 * libdwflP.h (struct Dwfl_Module): isrel -> e_type.
2652 * dwfl_report_elf.c (dwfl_report_elf): Initialize it.
2653 * dwfl_module_getdwarf.c (open_elf): Update initialization.
2654 (load_dw, dwfl_module_addrname): Update uses.
2655 * relocate.c (__libdwfl_relocate): Likewise.
2657 2005-08-04 Roland McGrath <roland@redhat.com>
2659 * libdwfl.h (Dwfl_Callbacks.section_address): Take additional
2660 arguments SHNDX, SHDR.
2661 (dwfl_linux_kernel_module_section_address): Update prototype.
2662 * relocate.c (__libdwfl_relocate_value): Update caller.
2663 * linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
2664 Take the new arguments.
2666 2005-08-10 Roland McGrath <roland@redhat.com>
2668 * relocate.c (__libdwfl_relocate): Take argument DEBUGFILE,
2669 use it instead of MOD->debug.file.
2670 * libdwflP.h: Update decl.
2671 * dwfl_module_getdwarf.c (load_dw): Update caller.
2674 2005-08-09 Roland McGrath <roland@redhat.com>
2676 * libdwflP.h: Include ../libdw/libdwP.h for its INTDECLs.
2677 * cu.c: Use INTUSE on dwarf_* calls.
2678 * dwfl_error.c: Likewise.
2679 * dwfl_module.c: Likewise.
2680 * dwfl_module_getdwarf.c: Likewise.
2681 * dwfl_module_getsrc_file.c: Likewise.
2682 * lines.c: Likewise.
2684 2005-08-07 Roland McGrath <roland@redhat.com>
2686 * linux-kernel-modules.c (dwfl_linux_kernel_find_elf): When module
2687 names contain '_' or '-', look for files named either "foo-bar.ko"
2690 2005-07-29 Roland McGrath <roland@redhat.com>
2692 * loc2c.c: File removed.
2693 * loc2c.h: File removed.
2694 * loc2c-runtime.h: File removed.
2695 * test2.c: File removed.
2696 * Makefile.am (EXTRA_DIST): Variable removed.
2697 (noinst_HEADERS): Remove loc2c.h from here.
2699 2005-07-28 Ulrich Drepper <drepper@redhat.com>
2701 * libdwfl.h: Add a few missing extern for function prototypes.
2703 * libdwfl_crc32.c: New file.
2704 * libdwfl_crc32_file.c: New file.
2705 * libdwflP.h: Declare the new functions.
2706 * Makefile.am (libdwfl_a_SOURCES): Add libdwfl_crc32.c and
2707 libdwfl_crc32_file.c.
2708 * libdwfl/find-debuginfo.c (check_crc): Use __libdwfl_crc32_file
2709 instead of crc32_file.
2711 2005-07-28 Roland McGrath <roland@redhat.com>
2713 * ptest.c: Moved to ../tests/dwflmodtest.c.
2715 * Makefile.am (noinst_PROGRAMS): Variable removed.
2716 (libdwfl_so_SOURCES, libdwfl_LIBS, libdwfl_so_LDADD): Likewise.
2717 (EXTRA_DIST, ptest_LDADD, test2_LDADD): Likewise.
2718 (libdwfl): Don't use libdwfl.so any more.
2719 (libdwfl.so, install, uninstall): Targets removed.
2720 (test2_SOURCES): Define EXTRA_DIST instead of this.
2721 * libdwfl.map: File removed.
2723 * libdwfl.h: Use "" for libdw.h #include.
2725 2005-07-27 Roland McGrath <roland@redhat.com>
2727 * libdwfl.map: Add dwfl_getmodules.
2729 2005-07-23 Ulrich Drepper <drepper@redhat.com>
2731 * Makefile.am: Fix rules to allow building with mudflap.
2733 2005-07-21 Roland McGrath <roland@redhat.com>
2735 * Makefile.am (noinst_HEADERS): Add loc2c.c.
2737 * test2.c (main): Check sscanf result to quiet warning.
2739 2005-07-20 Roland McGrath <roland@redhat.com>
2741 * libdwfl-branch merged, creating this direcotry.