Move internal function __libdwfl_find_build_id to libdwelf and use it to add a public dwelf_elf_gnu_build_id function to extract the NT_GNU_BUILD_ID from an ELF file using either the shdrs or phdrs. Adjust internal callers and add a testcase.
Signed-off-by: Mark Wielaard <[email protected]> --- libdw/ChangeLog | 4 + libdw/libdw.map | 1 + libdwelf/ChangeLog | 9 ++ libdwelf/Makefile.am | 6 +- .../dwelf_elf_gnu_build_id.c | 126 ++++++--------------- libdwelf/libdwelf.h | 8 ++ libdwelf/libdwelfP.h | 1 + libdwfl/ChangeLog | 10 ++ libdwfl/dwfl_module_build_id.c | 92 +-------------- libdwfl/dwfl_module_getdwarf.c | 31 +---- libdwfl/dwfl_segment_report_module.c | 11 +- tests/ChangeLog | 8 ++ tests/Makefile.am | 12 +- tests/buildid.c | 81 +++++++++++++ tests/run-buildid.sh | 38 +++++++ tests/testfile42_noshdrs.bz2 | Bin 0 -> 6746 bytes 16 files changed, 222 insertions(+), 216 deletions(-) copy libdwfl/dwfl_module_build_id.c => libdwelf/dwelf_elf_gnu_build_id.c (60%) create mode 100644 tests/buildid.c create mode 100755 tests/run-buildid.sh create mode 100644 tests/testfile42_noshdrs.bz2 diff --git a/libdw/ChangeLog b/libdw/ChangeLog index 3152239..94ef03c 100644 --- a/libdw/ChangeLog +++ b/libdw/ChangeLog @@ -1,3 +1,7 @@ +2014-04-30 Mark Wielaard <[email protected]> + + * libdw.map (ELFUTILS_0.159): Add dwelf_elf_gnu_build_id. + 2014-04-15 Florian Weimer <[email protected]> * dwarf_begin_elf.c (__check_build_id, try_debugaltlink) diff --git a/libdw/libdw.map b/libdw/libdw.map index 3529980..899e13e 100644 --- a/libdw/libdw.map +++ b/libdw/libdw.map @@ -299,4 +299,5 @@ ELFUTILS_0.159 { dwarf_setalt; dwelf_dwarf_gnu_debugaltlink; dwelf_elf_gnu_debuglink; + dwelf_elf_gnu_build_id; } ELFUTILS_0.158; diff --git a/libdwelf/ChangeLog b/libdwelf/ChangeLog index aa29132..9f95ea8 100644 --- a/libdwelf/ChangeLog +++ b/libdwelf/ChangeLog @@ -1,3 +1,12 @@ +2014-04-30 Mark Wielaard <[email protected]> + + * Makefile.am (AM_CPPFLAGS): Add libdwfl and libebl include dirs. + (libdwelf_a_SOURCES): Add dwelf_elf_gnu_build_id.c + * dwelf_elf_gnu_build_id.c: New file. Moved libdwfl function + __libdwfl_find_elf_build_id here. + * libdwelf.h (dwelf_elf_gnu_build_id): Declare new function. + * libdwelfP.h (dwelf_elf_gnu_build_id): Add internal declaration. + 2014-04-24 Florian Weimer <[email protected]> * dwelf_dwarf_gnu_debugaltlink.c: New file. diff --git a/libdwelf/Makefile.am b/libdwelf/Makefile.am index 1ca3a5c..cd4b7dd 100644 --- a/libdwelf/Makefile.am +++ b/libdwelf/Makefile.am @@ -30,7 +30,8 @@ ## not, see <http://www.gnu.org/licenses/>. ## include $(top_srcdir)/config/eu.am -AM_CPPFLAGS += -I$(srcdir)/../libelf -I$(srcdir)/../libdw +AM_CPPFLAGS += -I$(srcdir)/../libelf -I$(srcdir)/../libdw \ + -I$(srcdir)/../libdwfl -I$(srcdir)/../libebl VERSION = 1 noinst_LIBRARIES = libdwelf.a libdwelf_pic.a @@ -38,7 +39,8 @@ noinst_LIBRARIES = libdwelf.a libdwelf_pic.a pkginclude_HEADERS = libdwelf.h noinst_HEADERS = libdwelfP.h -libdwelf_a_SOURCES = dwelf_elf_gnu_debuglink.c dwelf_dwarf_gnu_debugaltlink.c +libdwelf_a_SOURCES = dwelf_elf_gnu_debuglink.c dwelf_dwarf_gnu_debugaltlink.c \ + dwelf_elf_gnu_build_id.c libdwelf = $(libdw) diff --git a/libdwfl/dwfl_module_build_id.c b/libdwelf/dwelf_elf_gnu_build_id.c similarity index 60% copy from libdwfl/dwfl_module_build_id.c copy to libdwelf/dwelf_elf_gnu_build_id.c index cae007b..1ed501d 100644 --- a/libdwfl/dwfl_module_build_id.c +++ b/libdwelf/dwelf_elf_gnu_build_id.c @@ -1,5 +1,5 @@ -/* Return build ID information for a module. - Copyright (C) 2007-2010 Red Hat, Inc. +/* Returns the build id if found in a NT_GNU_BUILD_ID note. + Copyright (C) 2014 Red Hat, Inc. This file is part of elfutils. This file is free software; you can redistribute it and/or modify @@ -26,49 +26,22 @@ the GNU Lesser General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include "libdwflP.h" - -static int -found_build_id (Dwfl_Module *mod, bool set, - const void *bits, int len, GElf_Addr vaddr) -{ - if (!set) - /* When checking bits, we do not compare VADDR because the - address found in a debuginfo file may not match the main - file as modified by prelink. */ - return 1 + (mod->build_id_len == len - && !memcmp (bits, mod->build_id_bits, len)); - - void *copy = malloc (len); - if (unlikely (copy == NULL)) - { - __libdwfl_seterrno (DWFL_E_NOMEM); - return -1; - } +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif - mod->build_id_bits = memcpy (copy, bits, len); - mod->build_id_vaddr = vaddr; - mod->build_id_len = len; - return len; -} +#include "libdwelfP.h" +#include "libdwflP.h" #define NO_VADDR ((GElf_Addr) -1l) -int -internal_function -__libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, - const void **build_id_bits, - GElf_Addr *build_id_elfaddr, int *build_id_len) +/* Defined here for reuse. The dwelf interface doesn't care about the + address of the note, but libdwfl does. */ +static int +find_elf_build_id (Dwfl_Module *mod, int e_type, Elf *elf, + const void **build_id_bits, GElf_Addr *build_id_elfaddr, + int *build_id_len) { - GElf_Ehdr ehdr_mem, *ehdr = gelf_getehdr (elf, &ehdr_mem); - if (unlikely (ehdr == NULL)) - { - __libdwfl_seterrno (DWFL_E_LIBELF); - return -1; - } - // MOD->E_TYPE is zero here. - assert (ehdr->e_type != ET_REL || mod != NULL); - int check_notes (Elf_Data *data, GElf_Addr data_elfaddr) { size_t pos = 0; @@ -100,7 +73,8 @@ __libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, size_t phnum; if (unlikely (elf_getphdrnum (elf, &phnum) != 0)) { - __libdwfl_seterrno (DWFL_E_LIBELF); + if (mod != NULL) + __libdwfl_seterrno (DWFL_E_LIBELF); return -1; } for (size_t i = 0; result == 0 && i < phnum; ++i) @@ -126,7 +100,7 @@ __libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, GElf_Addr vaddr = 0; if (!(shdr->sh_flags & SHF_ALLOC)) vaddr = NO_VADDR; - else if (mod == NULL || ehdr->e_type != ET_REL) + else if (mod == NULL || e_type != ET_REL) vaddr = shdr->sh_addr; else if (__libdwfl_relocate_value (mod, elf, &shstrndx, elf_ndxscn (scn), &vaddr)) @@ -141,61 +115,33 @@ __libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, int internal_function -__libdwfl_find_build_id (Dwfl_Module *mod, bool set, Elf *elf) -{ - const void *build_id_bits; - GElf_Addr build_id_elfaddr; - int build_id_len; - - int result = __libdwfl_find_elf_build_id (mod, elf, &build_id_bits, - &build_id_elfaddr, &build_id_len); - if (result <= 0) - return result; - - GElf_Addr build_id_vaddr = build_id_elfaddr + (build_id_elfaddr != 0 - ? mod->main_bias : 0); - return found_build_id (mod, set, build_id_bits, build_id_len, build_id_vaddr); -} - -int -dwfl_module_build_id (Dwfl_Module *mod, - const unsigned char **bits, GElf_Addr *vaddr) +__libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, + const void **build_id_bits, + GElf_Addr *build_id_elfaddr, int *build_id_len) { - if (mod == NULL) - return -1; - - if (mod->build_id_len == 0 && mod->main.elf != NULL) + GElf_Ehdr ehdr_mem, *ehdr = gelf_getehdr (elf, &ehdr_mem); + if (unlikely (ehdr == NULL)) { - /* We have the file, but have not examined it yet. */ - int result = __libdwfl_find_build_id (mod, true, mod->main.elf); - if (result <= 0) - { - mod->build_id_len = -1; /* Cache negative result. */ - return result; - } + __libdwfl_seterrno (DWFL_E_LIBELF); + return -1; } + // MOD->E_TYPE is zero here. + assert (ehdr->e_type != ET_REL || mod != NULL); - if (mod->build_id_len <= 0) - return 0; - - *bits = mod->build_id_bits; - *vaddr = mod->build_id_vaddr; - return mod->build_id_len; + return find_elf_build_id (mod, ehdr->e_type, elf, + build_id_bits, build_id_elfaddr, build_id_len); } -INTDEF (dwfl_module_build_id) -NEW_VERSION (dwfl_module_build_id, ELFUTILS_0.138) -#ifdef SHARED -COMPAT_VERSION (dwfl_module_build_id, ELFUTILS_0.130, vaddr_at_end) - -int -_compat_vaddr_at_end_dwfl_module_build_id (Dwfl_Module *mod, - const unsigned char **bits, - GElf_Addr *vaddr) +ssize_t +dwelf_elf_gnu_build_id (Elf *elf, const void **build_idp) { - int result = INTUSE(dwfl_module_build_id) (mod, bits, vaddr); + GElf_Addr build_id_elfaddr; + int build_id_len; + int result = find_elf_build_id (NULL, ET_NONE, elf, build_idp, + &build_id_elfaddr, &build_id_len); if (result > 0) - *vaddr += (result + 3) & -4; + return build_id_len; + return result; } -#endif +INTDEF(dwelf_elf_gnu_build_id) diff --git a/libdwelf/libdwelf.h b/libdwelf/libdwelf.h index 6f1dbd3..e16dc0f 100644 --- a/libdwelf/libdwelf.h +++ b/libdwelf/libdwelf.h @@ -57,6 +57,14 @@ extern ssize_t dwelf_dwarf_gnu_debugaltlink (Dwarf *dwarf, const char **namep, const void **build_idp); +/* Returns the build ID as found in a NT_GNU_BUILD_ID note from either + a SHT_NOTE section or from a PT_NOTE segment if the ELF file + doesn't contain any section headers. On success a pointer to the + build ID is written to *BUILDID_P, and the positive length of the + build ID is returned. Returns 0 if the ELF lacks a NT_GNU_BUILD_ID + note. Returns -1 in case of malformed data or other errors. */ +extern ssize_t dwelf_elf_gnu_build_id (Elf *elf, const void **build_idp); + #ifdef __cplusplus } #endif diff --git a/libdwelf/libdwelfP.h b/libdwelf/libdwelfP.h index c00a834..d83c759 100644 --- a/libdwelf/libdwelfP.h +++ b/libdwelf/libdwelfP.h @@ -37,5 +37,6 @@ /* Avoid PLT entries. */ INTDECL (dwelf_elf_gnu_debuglink) INTDECL (dwelf_dwarf_gnu_debugaltlink) +INTDECL (dwelf_elf_gnu_build_id) #endif /* libdwelfP.h */ diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog index 62ea412..7e4234d 100644 --- a/libdwfl/ChangeLog +++ b/libdwfl/ChangeLog @@ -1,3 +1,13 @@ +2014-04-30 Mark Wielaard <[email protected]> + + * dwfl_module_build_id.c (__libdwfl_find_elf_build_id): Moved to + dwelf_elf_gnu_build_id.c. + (__libdwfl_find_build_id): Add assert to make sure mod is never NULL. + * dwfl_segment_report_module.c (dwfl_segment_report_module): Call + dwelf_elf_gnu_build_id directly instead of __libdwfl_find_build_id. + * dwfl_module_getdwarf.c (__check_build_id): Implement using + dwelf_elf_gnu_build_id. + 2014-04-15 Florian Weimer <[email protected]> * dwfl_module_getdwarf.c (__check_build_id): Moved from libdw. diff --git a/libdwfl/dwfl_module_build_id.c b/libdwfl/dwfl_module_build_id.c index cae007b..350bbf8 100644 --- a/libdwfl/dwfl_module_build_id.c +++ b/libdwfl/dwfl_module_build_id.c @@ -1,5 +1,5 @@ /* Return build ID information for a module. - Copyright (C) 2007-2010 Red Hat, Inc. + Copyright (C) 2007-2010, 2014 Red Hat, Inc. This file is part of elfutils. This file is free software; you can redistribute it and/or modify @@ -52,93 +52,6 @@ found_build_id (Dwfl_Module *mod, bool set, return len; } -#define NO_VADDR ((GElf_Addr) -1l) - -int -internal_function -__libdwfl_find_elf_build_id (Dwfl_Module *mod, Elf *elf, - const void **build_id_bits, - GElf_Addr *build_id_elfaddr, int *build_id_len) -{ - GElf_Ehdr ehdr_mem, *ehdr = gelf_getehdr (elf, &ehdr_mem); - if (unlikely (ehdr == NULL)) - { - __libdwfl_seterrno (DWFL_E_LIBELF); - return -1; - } - // MOD->E_TYPE is zero here. - assert (ehdr->e_type != ET_REL || mod != NULL); - - int check_notes (Elf_Data *data, GElf_Addr data_elfaddr) - { - size_t pos = 0; - GElf_Nhdr nhdr; - size_t name_pos; - size_t desc_pos; - while ((pos = gelf_getnote (data, pos, &nhdr, &name_pos, &desc_pos)) > 0) - if (nhdr.n_type == NT_GNU_BUILD_ID - && nhdr.n_namesz == sizeof "GNU" && !memcmp (data->d_buf + name_pos, - "GNU", sizeof "GNU")) - { - *build_id_bits = data->d_buf + desc_pos; - *build_id_elfaddr = (data_elfaddr == NO_VADDR - ? 0 : data_elfaddr + desc_pos); - *build_id_len = nhdr.n_descsz; - return 1; - } - return 0; - } - - size_t shstrndx = SHN_UNDEF; - int result = 0; - - Elf_Scn *scn = elf_nextscn (elf, NULL); - - if (scn == NULL) - { - /* No sections, have to look for phdrs. */ - size_t phnum; - if (unlikely (elf_getphdrnum (elf, &phnum) != 0)) - { - __libdwfl_seterrno (DWFL_E_LIBELF); - return -1; - } - for (size_t i = 0; result == 0 && i < phnum; ++i) - { - GElf_Phdr phdr_mem; - GElf_Phdr *phdr = gelf_getphdr (elf, i, &phdr_mem); - if (likely (phdr != NULL) && phdr->p_type == PT_NOTE) - result = check_notes (elf_getdata_rawchunk (elf, - phdr->p_offset, - phdr->p_filesz, - ELF_T_NHDR), - phdr->p_vaddr); - } - } - else - do - { - GElf_Shdr shdr_mem; - GElf_Shdr *shdr = gelf_getshdr (scn, &shdr_mem); - if (likely (shdr != NULL) && shdr->sh_type == SHT_NOTE) - { - /* Determine the right sh_addr in this module. */ - GElf_Addr vaddr = 0; - if (!(shdr->sh_flags & SHF_ALLOC)) - vaddr = NO_VADDR; - else if (mod == NULL || ehdr->e_type != ET_REL) - vaddr = shdr->sh_addr; - else if (__libdwfl_relocate_value (mod, elf, &shstrndx, - elf_ndxscn (scn), &vaddr)) - vaddr = NO_VADDR; - result = check_notes (elf_getdata (scn, NULL), vaddr); - } - } - while (result == 0 && (scn = elf_nextscn (elf, scn)) != NULL); - - return result; -} - int internal_function __libdwfl_find_build_id (Dwfl_Module *mod, bool set, Elf *elf) @@ -147,6 +60,9 @@ __libdwfl_find_build_id (Dwfl_Module *mod, bool set, Elf *elf) GElf_Addr build_id_elfaddr; int build_id_len; + /* For mod == NULL use dwelf_elf_gnu_build_id directly. */ + assert (mod != NULL); + int result = __libdwfl_find_elf_build_id (mod, elf, &build_id_bits, &build_id_elfaddr, &build_id_len); if (result <= 0) diff --git a/libdwfl/dwfl_module_getdwarf.c b/libdwfl/dwfl_module_getdwarf.c index 6163ddb..e8087bf 100644 --- a/libdwfl/dwfl_module_getdwarf.c +++ b/libdwfl/dwfl_module_getdwarf.c @@ -42,34 +42,13 @@ __check_build_id (Dwarf *dw, const uint8_t *build_id, const size_t id_len) return -1; Elf *elf = dw->elf; - Elf_Scn *scn = elf_nextscn (elf, NULL); - if (scn == NULL) + const void *elf_build_id; + ssize_t elf_id_len = INTUSE(dwelf_elf_gnu_build_id) (elf, &elf_build_id); + if (elf_id_len < 0) return -1; - do - { - GElf_Shdr shdr_mem; - GElf_Shdr *shdr = gelf_getshdr (scn, &shdr_mem); - if (likely (shdr != NULL) && shdr->sh_type == SHT_NOTE) - { - size_t pos = 0; - GElf_Nhdr nhdr; - size_t name_pos; - size_t desc_pos; - Elf_Data *data = elf_getdata (scn, NULL); - while ((pos = gelf_getnote (data, pos, &nhdr, &name_pos, - &desc_pos)) > 0) - if (nhdr.n_type == NT_GNU_BUILD_ID - && nhdr.n_namesz == sizeof "GNU" - && ! memcmp (data->d_buf + name_pos, "GNU", sizeof "GNU")) - return (nhdr.n_descsz == id_len - && ! memcmp (data->d_buf + desc_pos, - build_id, id_len)) ? 0 : 1; - } - } - while ((scn = elf_nextscn (elf, scn)) != NULL); - - return -1; + return (id_len == (size_t) elf_id_len + && memcmp (build_id, elf_build_id, id_len) == 0) ? 0 : 1; } /* Try to open an debug alt link by name, checking build_id. diff --git a/libdwfl/dwfl_segment_report_module.c b/libdwfl/dwfl_segment_report_module.c index fd967e9..dfecb51 100644 --- a/libdwfl/dwfl_segment_report_module.c +++ b/libdwfl/dwfl_segment_report_module.c @@ -494,13 +494,12 @@ dwfl_segment_report_module (Dwfl *dwfl, int ndx, const char *name, && module->disk_file_has_build_id && build_id_len > 0) { const void *elf_build_id; - GElf_Addr elf_build_id_elfaddr; - int elf_build_id_len; + ssize_t elf_build_id_len; - if (__libdwfl_find_elf_build_id (NULL, module->elf, - &elf_build_id, - &elf_build_id_elfaddr, - &elf_build_id_len) > 0) + /* If there is a build id in the elf file, check it. */ + elf_build_id_len = INTUSE(dwelf_elf_gnu_build_id) (module->elf, + &elf_build_id); + if (elf_build_id_len > 0) { if (build_id_len != (size_t) elf_build_id_len || memcmp (build_id, elf_build_id, build_id_len) != 0) diff --git a/tests/ChangeLog b/tests/ChangeLog index 1c30778..ff396d5 100644 --- a/tests/ChangeLog +++ b/tests/ChangeLog @@ -1,3 +1,11 @@ +2014-04-30 Mark Wielaard <[email protected]> + + * buildid.c, buildid.sh, testfile42_noshdrs.bz2: New files. + * Makefile.am (check_PROGRAMS): Add buildid. + (TESTS): Add run-buildid.sh. + (EXTRA_DISTS): Add run-buildid.sh and testfile42_noshdrs.bz2. + (buildid_LDADD): New variable. + 2014-04-24 Florian Weimer <[email protected]> * allfcts.c (setup_alt): New function. diff --git a/tests/Makefile.am b/tests/Makefile.am index 33803fc..dd110a5 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -49,7 +49,9 @@ check_PROGRAMS = arextract arsymtest newfile saridx scnnames sectiondump \ alldts md5-sha1-test typeiter typeiter2 low_high_pc \ test-elf_cntl_gelf_getshdr dwflsyms dwfllines \ dwfl-report-elf-align varlocs backtrace backtrace-child \ - backtrace-data backtrace-dwarf debuglink debugaltlink + backtrace-data backtrace-dwarf debuglink debugaltlink \ + buildid + asm_TESTS = asm-tst1 asm-tst2 asm-tst3 asm-tst4 asm-tst5 \ asm-tst6 asm-tst7 asm-tst8 asm-tst9 @@ -86,7 +88,7 @@ TESTS = run-arextract.sh run-arsymtest.sh newfile test-nlist \ run-readelf-macro.sh run-readelf-loc.sh \ run-readelf-aranges.sh run-readelf-line.sh \ run-native-test.sh run-bug1-test.sh \ - run-debuglink.sh run-debugaltlink.sh \ + run-debuglink.sh run-debugaltlink.sh run-buildid.sh \ dwfl-bug-addr-overflow run-addrname-test.sh \ dwfl-bug-fd-leak dwfl-bug-report \ run-dwfl-bug-offline-rel.sh run-dwfl-addr-sect.sh \ @@ -176,14 +178,15 @@ EXTRA_DIST = run-arextract.sh run-arsymtest.sh \ run-readelf-test1.sh run-readelf-test2.sh run-readelf-test3.sh \ run-readelf-test4.sh run-readelf-twofiles.sh \ run-bug1-test.sh testfile28.bz2 testfile28.rdwr.bz2 \ - run-debuglink.sh run-debugaltlink.sh \ + run-debuglink.sh run-debugaltlink.sh run-buildid.sh \ testfile29.bz2 testfile29.rdwr.bz2 \ testfile30.bz2 testfile31.bz2 testfile32.bz2 testfile33.bz2 \ testfile34.bz2 testfile35.bz2 testfile35.debug.bz2 \ testfile36.bz2 testfile36.debug.bz2 \ testfile37.bz2 testfile37.debug.bz2 \ testfile38.bz2 testfile39.bz2 testfile40.bz2 testfile40.debug.bz2 \ - testfile41.bz2 testfile42.bz2 testfile43.bz2 \ + testfile41.bz2 testfile42.bz2 testfile42_noshdrs.bz2 \ + testfile43.bz2 \ testfile44.S.bz2 testfile44.expect.bz2 run-disasm-x86.sh \ testfile45.S.bz2 testfile45.expect.bz2 run-disasm-x86-64.sh \ testfile46.bz2 testfile47.bz2 testfile48.bz2 testfile48.debug.bz2 \ @@ -406,6 +409,7 @@ backtrace_dwarf_CFLAGS = -Wno-unused-parameter backtrace_dwarf_LDADD = $(libdw) $(libelf) debuglink_LDADD = $(libdw) $(libelf) debugaltlink_LDADD = $(libdw) $(libelf) +buildid_LDADD = $(libdw) $(libelf) if GCOV check: check-am coverage diff --git a/tests/buildid.c b/tests/buildid.c new file mode 100644 index 0000000..87c1877 --- /dev/null +++ b/tests/buildid.c @@ -0,0 +1,81 @@ +/* Test program for dwelf_elf_gnu_build_id, print build ID. + Copyright (C) 2014 Red Hat, Inc. + This file is part of elfutils. + + This file is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + elfutils is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> +#include <assert.h> +#include <inttypes.h> +#include <err.h> +#include <errno.h> +#include ELFUTILS_HEADER(elf) +#include ELFUTILS_HEADER(dwelf) +#include <stdio.h> +#include <error.h> +#include <string.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> + +int +main (int argc, char *argv[]) +{ + if (argc < 2) + error (EXIT_FAILURE, 0, "No input file given"); + + elf_version (EV_CURRENT); + + for (int i = 1; i < argc; i++) + { + const char *file = argv[i]; + int fd = open (file, O_RDONLY); + if (fd < 0) + error (EXIT_FAILURE, errno, "couldn't open file '%s'", file); + + Elf *elf = elf_begin (fd, ELF_C_READ, NULL); + if (elf == NULL) + { + printf("%s: elf_begin failed: %s\n", file, elf_errmsg (-1)); + close (fd); + continue; + } + + const void *build_id; + ssize_t len = dwelf_elf_gnu_build_id (elf, &build_id); + switch (len) + { + case 0: + printf ("%s: <no NT_GNU_BUILD_ID note>\n", file); + break; + case -1: + errx (1, "dwelf_elf_gnu_build_id (%s): %s", + file, elf_errmsg (-1)); + default: + printf ("%s: build ID: ", file); + const unsigned char *p = build_id; + const unsigned char *end = p + len; + while (p < end) + printf("%02x", (unsigned)*p++); + putchar('\n'); + } + + elf_end (elf); + close (fd); + } + + return 0; +} diff --git a/tests/run-buildid.sh b/tests/run-buildid.sh new file mode 100755 index 0000000..31cec24 --- /dev/null +++ b/tests/run-buildid.sh @@ -0,0 +1,38 @@ +#! /bin/sh +# Copyright (C) 2014 Red Hat, Inc. +# This file is part of elfutils. +# +# This file is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. +# +# elfutils is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +. $srcdir/test-subr.sh + +# Just some random testfiles, four with, one without build-id, +# and one without shdrs forcing reading the notes through phdrs. +# eu-strip --strip-sections -g --output=testfile42_noshdrs testfile42 +# See also run-debugaltlink.sh. +testfiles testfile42 testfile_multi.dwz testfile-dwzstr.multi \ + test-offset-loop.alt testfile14 testfile42_noshdrs + +testrun_compare ${abs_builddir}/buildid testfile42 testfile42_noshdrs \ + testfile_multi.dwz testfile-dwzstr.multi \ + test-offset-loop.alt testfile14 <<\EOF +testfile42: build ID: d826d96c4d097bdc5c254b1f7344a907e36b0439 +testfile42_noshdrs: build ID: d826d96c4d097bdc5c254b1f7344a907e36b0439 +testfile_multi.dwz: build ID: a0d6c06e0d912d74033b6fe2808753cae8f6f594 +testfile-dwzstr.multi: build ID: 6da22627dae55c1d62cf9122827c665e240a056b +test-offset-loop.alt: build ID: 066bbf1a7bc5676f5015ee1966a088f23bdb83ae +testfile14: <no NT_GNU_BUILD_ID note> +EOF + +exit 0 diff --git a/tests/testfile42_noshdrs.bz2 b/tests/testfile42_noshdrs.bz2 new file mode 100644 index 0000000000000000000000000000000000000000..e50f750057435211f4aa4baa5172b1e3c4fcc4ea GIT binary patch literal 6746 zcmV-g8l~kzT4*^jL0KkKS@wkud;k+#|NsC0|NsC0|NsC0|NsC0|NZ~}|NsAg_y7O> z|NsC0|Nr0@D*1=InXNT!0N%sy$0OUDleN2av*`Q2>pnj7yU%aC-#q(x?Q@7?r>^EY z$nNg|`Wx)MXwKya4sg*EK{O@_rip+Ff?{F@o|8r<0aMy#PtX|@^G#1pG-XfFXes7~ zr1Zr$)jcv{H8!WF(nB#L(lMr*hMuOLMDPlEPbBn%)E<$e)bvKuHcbYIAORXoXwW81 zjT6+sAy3m1c_ey`=}oD<DD=vBQ^7RU)6^cOntDUY4^jH3sp@H_hol~%plA&YgGSV7 zdVl}{pa22s02u(&LI@K{h{RLVRDMlS?J1$?k0z5KVj5}cG#)AHWX%SU8hVG6#*vUc zOh>2#LnA;mW}pBYQ$`w$0&PG6ra&-2X^;UXq)Dg~6G-$V$npt|Pti?@riApGW`b$y zG}9)H8Udpq0ibBm115o{Oo66=05kvq00w{n000006-`25OcN1+&=UbP%@a(}Xaw{V z45lZfU<vANLk5AM000vJ69Z9!28IM-8X9Sk(*)X?pc4Q907#M`jVbz?PexIr^));s z@}8zlL)2t62A-4DXnKGEX{JB`&=~+|00000001_i05kvq00000c-<xGgrRvCpvZX> zV_L}8P~XmoY)0waxq2HJMZoF&DAC~7qyQN*<XaZ*0w559p#0o<!;GP$F@1aahAJC< zK8j^BCZ<=pg@y$lQkn$5uMt;v@&UGu6Z$GirOX^AZ#Br+E{PwjX#xBVMsc=zxQ8=U z5?%eW(~|hRto=Is16GyxUSs&(pjv(|102lb1xz)TgmJ9^Mm}VL8p8^40$DbLBJSyI zbouEdf^?QirINqMW_MjTI+lc0`Q7!7ivS0Vn+8K=Mw4m)qSD(=!de>{bbW%s4|KU` z;I9%q)Qc-XeqXwJm<uIIw`Epoc3g;*7joX3fK#tLof9Davph^}Wrc2fnKygI#ZzsG z`8cm%g9dyJmj{KzpOkFR+TBT2`S@rB4!+Z!EB)J)cIfITAh|}~%^LFzD>44|XHk~Y zK?(V?A;$W~02fS%vh;TxrS&+z>%6?xW@+(v)#Id1noy_;K}Z7UGu<LA!4Uyw_U^;w zP>r~D`Dk(|6^FSuv9VaaMKzk6t!S1pk$EJVqbyy<DlzWWg+{I{BJr3EGdD1hEB299 zfu=AFUCbl}t;`D~#ilV+U{z?eW#d{a4IPDBt$z1kp52hoLxN=BnGNYUG~2j2hY3=r z4P1uiwywR@Lv^s>EuPK&lW&{HTZ4BFx!SXcP9FX`(`4=)o3(a{dr`isqex(=>5(3~ zg>?<>)#Ni%Of-^F<yS#hwnT#$ppXy@jH;-pXEiw%ge)L|Qle&O+D^-S-0&&vEUtbG z)!fpsVz-n9o`-EF&`E{t<TParECFc3#hME+N#5$GH02zsQ%Gj&r5t7yKv6+put9~L zZnmc;ked`CtYJ4yGO~?BS$QQ7V-UOs2oY49rgL66iCNc{4QXs^l1=+a<m$Y%g&h8W zJN=d?Yvv<!8IZcREk%l}(dAoz!wV}-DzQ?MrpHr$xr$mm&=gCP24+HxJ~wr>hze(O z%x6Cz-T5x~FH_K#<8x%5@4PRqdmU`nSFPUt&tLZ8_#AipgKvF=mdnt0o6ezjZrHd; zG2yq&41_p{95NTG!u?jj#V=x|mYhV9NW_NOggE-xZW%>1T!hADwRT5v;ke~883Ih| z5{$NN@=**J8Ch-YWoKk8Ofabn5iZQT4Piu-HD-ZjBx$QclylM)V?j*4R9O}klBkhk zdZOu;%x^)Ho^?#ormh)IQ;oukkx&qb9D7j)Ijk>ijieZg5o8pD1PWwolp=w=U|6(J z?Fld~N}?xoV#32@ia}vjKrI03#IzJkDn?d^hOyT5pka<U!AS-)OJ8Ea7D8beIko{w zERqLL(QPz3j3k*N2!aAI011P&LIK*K1U^7Pm)qiDZm^LNIQK&YgN5p^U3x0Jg<hR; zcL(kK!*Fehrp2bEx<ajzjtj3QNC=s4&k$ea<q;>M0AxWsc7G-Ob$d>SUzd*uF4}OM z1x)L3ww(2f4a-U~h$;?jqKP4qTxs0cyhZ?vA_AYc3bX?YSQTt=?KYy3rlNJumX#M& z#BwL)LgUCch`YVDPK_qsxgT?U9ygz(>phvB(LGB8F$@5L0HA{aFh1NqKj(jUb8I;c zjcrjngTMMc<oxmZs9pl4U-FX*A>(4=6MX&tsc|zKhPwO@4YL+^5!U}Isk>B3GroCO z?SB2|XW^IaX}k_W3*#p>D3Rr$RaQ|*C=mB(1k#-Zt?=b}VYVqN;L&6+2;3_tZKzzB zJj3wZc^V9WIZi2qjaN;2PFQK6>g`r)7}%l8F-uDf6-5+TaYH`yJQg5CELJqduEGLZ zEU+LWqLM<8$_Y>+vX}v%>%jv>R`eXXUN{Az)H^bkTq+l5#-kts_G4_E)$vUOK`P0g zB2sZ0&Aj6`Ty1qflKC1ObIj?Pn#sNoSeA&Ys;H`}s;a80BC4vYs;a80s-qQDG~H&I z2?iCQ&QOP;xLD_dS`_UMv4T>H8(d<142-v`5Zx-C0WKw^X|m1snb3vEK@lKH0+MM; zVG2Z5Q9@KsH3t>KSz&-<fI<*QBiBSCeaPVJh6-M{`1FW4hR8m<i}k$P-b0O#{qK8H z7<n%5aqgM@qGD>%X)?awo%SV`U=aa0!U(41X9*>ao(c&Y!%={2?Pj2)FO8~HiKLC^ zJ(9`&PNfZDR3KI?!#91Dl9}myx+Nsu(4jC%(puX!bQ1tJSNR#bcsgxzS~Xlv?VR#@ zHNP__rl<y5kwBUc72xy2s<@mDcG;Ngvd={7tO={*4@tp?dD|EZ78I?aYt|+a4UWoS zFxIdxdFQB^aG{DIY0B-_8eJo@Yfc93V6k@0(HfHrri(I{>I06z%mADjH@WRQ07b6M zM&RNW1;x0gh#-hM!eEAs%cBXr%h7M86XQEB*(Ga(PGwuJYdGcpQ`B=StJ!sl?`h6Z zStmKgGR$|@SWkLjok_SqR*oU!=!wly(SqJLY3E<XHFET6;8w|Ig5O8&3WW~!$=(+s za+u$DM4tuV48clc)~;9&f8Ib9qRKwPwobtr;UQkT3+hw>nVDB)kQiXD%xE0b21+=K z5ru{bKw<)gX}UNQD5W<v0KzI!QYu2&UN)+=rGdr)p2Gws#uv4lQ$nl?p^+6rpe=a@ zpvKE$w<>0sD|Y0B9P+;fkdTQ2=mn8v8>q;2*Jn@9e4Lrm0#s}?5=lS_?jsf&uu+&4 zImIvn+E>+EFtAN9EC)e&O<u0FVd7RvIA&&MAq&7|y*kqc1i*ZjV=@Yknj#O6h1*uE zGP&}Y!2TBbY#o<Dp={^~2UJh!HUOScF9iQ-upgiS;J2yOVNqDEkhO#EWnKxk+uS1e zwWRy((eCyN`8n@Nr}I9Y3U$~;&<qW>C<Fp7fziJt12ae$rU-1hs2Ve-HOvfAq5a}T zS$23m2fKC09?ujoGN`0FypldH&#On#l)jtgJ*hJn!zX)ZqFhLj$4n%w!IgL{N(e5j za%atB0$|7>=W-{UJh7C~S|LZ7Jeja;V*`mb-->5MR%@&-Z3(r@ceR>%W|%Z*br3<- zd&TvWRv6HZeBMXyr7o~a7-wzw1dKi<1@~956Ch9^0D%HW3>IJ<+H8?S!X|GyMp7fi zq%mhgRZf+J^8M%Ebk~zG%<BbLQ?iwF3k)Q0tU;|Zz-x49F!&1sED3=WMoU@}Syv62 zm~859=MLd$4Haxub&Ay_Pnitm2$k5&-bXV@7nGb7@ARvTt}rs7Nx=r*;*6mVU~vux z13+SaS_<^Mq=dQ<;8;wJ0?B%t$*QZxKt>Y=7mTH8)uaO=a)vmT&RmJ?I=(_`zR!H} z!#Y|yl-(#-P@CwEMIts3E7kqI?)IBzFJ$Z2;%WB4Vh;%Rm-!_0--{c3ezWu3$h<M^ zV}o~dDX0W#hz$}G6-4UOT1okE-=%r8W*Y4x6?(X_yz2tsveEcnh(=C7PaY`b;YzGh zm@ejq61K9!6(NP#0J*OU*vK06ACA`{I=kipE57R_?r^{y|9LQFs%@j;nK~|cfrDs) zr!dnDDscg5VB26Z0aQ!0L@2gCc9C8q4qLkUw*)T7uxE0MpLmc49e1QdqGZqi&Z3c? zGZOxamRYt|G%1EVZQli;mfDjqhPmk7d%}W~VvwX7UH-gRfASMhn3!-?R4M@R;s~eF z6?k2)vg6WyU%lit{7Bo$_lk<P1M@5bxb4R_&9qb42#Vtn4u51&T)I>6S%M6mu@r5j zI?D_hU7L%kR(^kBk6LR%nE*w=n`oqrY}_B&G_2tS7mTU3%#7o+p6i{D#6*9pIEa}d zm{rW7XK&lE{}9yVtoaOeFUaO$ozuob5@>Wd#Qb_m%5V33ci<>NwAFN9yFvtzeTN3z znQ{>1-q_^`G$AMk!XhOLLN_e|pg;pFGNf?2nn~Ii`6NOj{gOST4!e;1!ed%6U@55_ zQ6E&FmPE}IO-dEhSi<rE_T`Y_;$l*R`eI6EHYw1`8YVtT5(6rL-6lH|3*@CJZ_ZZj zI((Qt7KzLAI;@k8(9+MYZTX0Hj}0Xyj$fA7uQlgmY&SJ=FBM}l!1yWbN(hy4OP;~! zZ||$?p?s0S%#;{{fL<t~o!><DnQ(Ko5%_ZW8{L=!vWQZ*PU!~FfyYSY*sm7X8&hHF zP3>%&_Hvf(o)cZEgF~F0;T2-cR!y=Yy^$UglVEM$>O+i<3h&BLR-Uc7Sxy{%TfbwE z<YZgx?p=RRci?&#m)V{L%s1yOChr-82ad|)bn{DHYvD9d+0Q-#GrPd!RCu@CXE}4b zNGVc!NziCA_??B<Hj&)pmPOGZ98chpW_*wyC<K@iO1W7af4H}iO3V|w^Tx3ke|8_L zOtg9btV0H*+pKD@>#Ik_M8<8PqROo$cI@^jSlo_pE2z%2)~?!CLq(HS%*!xEY|?{w zXyfZZeXg~wevLH^WXDvRgF?2U5@3Chp^TG3vOSr)&;fzp){vE^CK6qP#!ai|vc!@D zETzz3Mrhk9I&v^oq{xnPP-ZRxq}A>oHHkpqAb|zU6*-Xt8f~?zO5IP>#ZnGur2Je7 z5(rq`yRvGCp3vW?3)4+QCsMM+2M0v0u)uje^mFkGYBXYSlHocm`1gGn$!c=l3)IlY zD=f-`$+F`}T+=fa@PoV)3aHt`4LtvRiG!-tj?<AF_pj_;QC}FLb{rtIG23Yl&+cVl z{3r)`sm%0B6Jcx)dJqVc%ZnmTy}54j2&Q~}9}^U&1G47%rf2KmaaIWl@^KvPIU5Ab zbJo(Qz?OD-s$k#Vn2x|;*d4apmkc=61WkK9<WDpyI3qDLB||bBNNRdSNO!>uagi2M ziF{}kC;>>KtHQrpgq7Wf08d7;%Itb!k(grlDXznQi=8#gOCaxIYS3(3){BWlK{&)0 zOv0y!eCG<mI*nojWEc;PnVU!<eDpzwh*prLg+t+)0}s$fxp=|`Q(E4k;e`QJ-Z*@l zx7dP1Bm#)Ao=$k=nB)5R?elzj0dK@Wc5cOwQ8M7#tw@rkfZg+z*w{_Hv4v;DET5?4 z;lmbUNhFe0D!;V%n&C=gB<fNZ@)-tX1}dhikWFSk2TFycE;=bttbs;nh5){hHH4^Z z&R%RbQ72W9&7QJA^~FTy?P}1g3yX1}l<>+$z~P`QcAQ@L95@6e`=SdCWuZ0~0-$Cm zl%_+j4}%QA>>wl<5VrQR3C0d%{vZ8vYgMHoKqwOaF%2^+3Wyt&W(>2Fk12Bb11Z3q z!e;mv$u7_%78@N~`C{iQ1tbg&{}$v~2)?fpEk~&-P(->2c&M9psn5`*t2AuPRRe`! z3*!gS0j*`-A&4mK*qU<EHgQvn0%&%w#6}f$MKPKDR*yTOm!7c8%uPhv_pIHc!fYv- zn;Puqw{^@FZmHZ09u#7$Pff#EA$isXaWxo(09)~!BCbLiA1gG$7&gW*?^+<R6&rf$ z$}pyzU0-@r2w+j6X)#VPpklAUCE=l5R*19)9KD@UqGgFKNn%*33Kj~ku4pS*R25o} z5gXQm;y_Uqq+H;&v%CfZG*Y!hcF4FcW+vPOSSe^EU?LM$2NPV(h&~_#A|V!xCeXvl zddC`vXT8xE6-F5<2p3$eGf-f#-SviPEdiQrfUzi0V##hckjnEe*i*(z1i7%Gb|1P^ zgSO3v+BR#)UIl?><9rzlH>CRK01*mJfOTxjsYs5b%}$F8X_z=0LQZ=6m&=7~QuiUK zBd&`iLHKo}LXf6nWlDG!-VQp+xwLSr5s2T0`f;dSDS*vPj(e_f0qWQdhZY(>dt|oQ zxmwqNtHRqj1BF33?96ZC&WuGx2J<W}a-k?uN~&0Jwqs^4qR~oFxfPL4jY2~ODQpGR zd=sjHfZ@)p!?%hcjOqj{lw!G0I!F<jg_wCG#st6dr+L#aN}(j@!ob;j%6>}BO=RcG z+VJ$K%GE?oloE_sQ-D^o!2|Z5{Yh0pTv&F3sTqJUo+8Ky=|ke@NuQ``TOxP@KCD_H zjzKO%T%rv%SbH1hcE?t1w!Im<dy6g3%Kw$*qDrOE3^~+{G*W>^b}sL0Uvuj2OQour zt*T}<QuUO;ISCJUtPN%<wFV3o!OQ{+)jrg0bB%^Hnsvk6pratu<}&GEwfwr%;o9&* zC}8QW9)RKrkgYU>+$Ye6>hG~jzbjy=-|N^*pzOt1H1Qc(qZJDEF)Dk6_Qi#)i*YV| zm2f1Wpki2&U(dg*x^+A1FzM1QV^Dc)<sX-pe8*0n4r_q{aPOI|>0;KPiP5rEF9`%7 z<gw{@J31ze7+Z#Ala?YCh7*hXD4{l0?Xv#(aB%05w6i_DQ@4l?v&g0gFxFop)3^XP zt<wOm{%i+2&rPo-Ygha{cwAs_lNd6SvTes6b;uKEiFKNlKuqO|e6PHmEa<3-s_GO! z);CC%@z6vNfinns?q;^J>TBEILb|!U5T~d%;@!@ws<7VUe8=hU##W}4^OX?;FiAoP z0(qN3G;R|gi24_km`D3*`Bz7#UuVk6^SLwloOIqnuyBO@V%d1c3XN{3yV~1)&Yk3n z9CbkB^PhZsGXtGd{<k2j_NSVF=`qtbB%qCz5y_vFDmO=nmjL~#SuwnbdnZH$5IOfx zA9=noNYwzeJsi!q#XWy1ywz0WBqTPOxj9dt@>^S?>qkB7oUUL4J>9s{=&Xot(zpvd z1jmN5!_bCABCq#4{ipI?x&T3I_cZH5+{20sBey=_Of;AiEWrqIwo^jZk(NLm1&6B3 zqGf;u=l7U$taL<v%nA9#42G<+jhX2U7M087@+}a5v*zBc3&$YJNNwnDez}N!LkI~y zrPj1u;0`2C3`rFPtX!!Y8~&sY2dL40UnWAbOViJIk1)Y?UTS{3Peu2uYOA4BHrdoN z76wXE0Ml_<y662#@+|Qwl}ZLOi?`tx#(M=A2rwkY-7At_2cU>kH6Z;1@3#yKhxVG0 znD-Do9?Nph^IE>-&rhBmY+}C;76G`5k*J0QUUNW_QD{AhNBwBML*zx`vt|-I)d-|A z0L%^0WnFct9C3WA-r2?iyPOCa07in|PaQa^EeV;1mkj_-WNpoe=1}Z^_jTPbP#gEe z2ZM8f%1{f*6hJr|Qq$0+E*2=cp}WEm)Q2SdI0^BxP_3WSYWMy7<UqF&O{2fAIydZ2 zjy;uj)xO;Yv?rf~kes0WjD-<6Gh(3PH*5t@LA~g>YZ}NRo<H5rbmUM{;Cm~0VjW*~ zZ|8%9>tttjA3gO6coa#Q({yx2ygD_U_T1Q^)!h3(>8rqxV>*OIJFeOzG8}o$Z*|Y7 z6S(d<pzt=n6?pJGt-bN??;0s*?r5Y{T5xG6{-{yJlEa_67k}R|&i8xz+kU1ooW`hZ zXwq#Q?3Akc4L9p*s8HC;#_3JAX8hdf1OX;*9{0JxzL(Vhy@N0F=EV#;N}^5bfVzlg zY-BdvWpk>-Sp}D>1%imN73yf;TO}%0Rn%5pyD1_NTq++?75f{=>oAWFfLMra{eece z`g)gv;?q;>1M=WbNztR-miAdDV(13J%HD3Kojkec5;Ibqr*JHo^SAl-h%jInjN)gs zZ=cd)l4QP@YTQ)+J57riR~>ir*&bjNH6k~p^3kVQ>+F0cw6UCS3|a8!H*BbGkv9{~ z&U_NJ7dm|7aJ~x;q13>+A8R^}C$!Ir-+7gbjDUK$Yo*ADXn#F^r1VkPe*2ymrge}F z{%^d87Zu1!?6da7OoeDrx?q8>c(y#xpDos|4Z7dSV+^KDmjwm!YEmW*ZD-LDh`8lK zvfX@d^ju2+%H_<QaF3b}_zkI5d^|OloQ(-;K=YMx{{z){V;Q}0G_GW%;(?>D^Y30e zVF<+vtM018g@dJ_TM9N3X=O2or_tgHY_>6;AT|CnA_iH~dZ&O(airYS?DdPdX388^ z^%Cy&wXPVHqCjt?ZnDbDKzbS7nk|>^>^wjKrR<u<zCywAHv(tggOiDl-ik4Qt~Ks< zr&J3t%)v3svm!to!w^_|Vj%v@9w_e?zbmx;H3J>CCc?g2i&$VGEEwbZir#N00{&LR zm`o(<kMBtkJ<z!#SZqdN5~9%hv-}8_gW8?fkOpCkM*fv=d;d3+#}hbb6tfJ%2*>8= zKxZL=T8?yT*11EnZE+nVfK{~=l>&@|2BaZ`Apt33bbG7<&J~4<l&Bv80HlOb5KyxU wR8VAA=d7#Ro9oXxQpTw{Zhwx+w%>O=e~zGjik5YP!~cu9BAh5ldqRf307f2{9{>OV literal 0 HcmV?d00001 -- 1.9.0
