| #!/bin/bash |
| |
| [ -f testing.sh ] && . testing.sh |
| |
| #testing "name" "command" "result" "infile" "stdin" |
| |
| elf=$FILES/elf/ndk-elf-note |
| |
| # toybox uses Linux kernel architecture names, so rewrite binutils with sed. |
| NOSPACE=1 testing "-h" "readelf -hW $elf-full | sed s/AArch64/arm64/g" \ |
| "ELF Header: |
| Magic: 7f 45 4c 46 02 01 01 00 00 00 00 00 00 00 00 00 |
| Class: ELF64 |
| Data: 2's complement, little endian |
| Version: 1 (current) |
| OS/ABI: UNIX - System V |
| ABI Version: 0 |
| Type: DYN (Shared object file) |
| Machine: arm64 |
| Version: 0x1 |
| Entry point address: 0x660 |
| Start of program headers: 64 (bytes into file) |
| Start of section headers: 7776 (bytes into file) |
| Flags: 0x0 |
| Size of this header: 64 (bytes) |
| Size of program headers: 56 (bytes) |
| Number of program headers: 9 |
| Size of section headers: 64 (bytes) |
| Number of section headers: 32 |
| Section header string table index: 29 |
| " "" "" |
| |
| # We format the key to flags differently and don't include obsolete ones. |
| NOSPACE=1 testing "-S" "readelf -SW $elf-full | head -36" \ |
| "There are 32 section headers, starting at offset 0x1e60: |
| |
| Section Headers: |
| [Nr] Name Type Address Off Size ES Flg Lk Inf Al |
| [ 0] NULL 0000000000000000 000000 000000 00 0 0 0 |
| [ 1] .interp PROGBITS 0000000000000238 000238 000015 00 A 0 0 1 |
| [ 2] .note.android.ident NOTE 0000000000000250 000250 000098 00 A 0 0 4 |
| [ 3] .note.gnu.build-id NOTE 00000000000002e8 0002e8 000024 00 A 0 0 4 |
| [ 4] .hash HASH 0000000000000310 000310 000048 04 A 5 0 8 |
| [ 5] .dynsym DYNSYM 0000000000000358 000358 000138 18 A 6 3 8 |
| [ 6] .dynstr STRTAB 0000000000000490 000490 000097 00 A 0 0 1 |
| [ 7] .gnu.version VERSYM 0000000000000528 000528 00001a 02 A 5 0 2 |
| [ 8] .gnu.version_r VERNEED 0000000000000548 000548 000020 00 A 6 1 8 |
| [ 9] .rela.dyn RELA 0000000000000568 000568 000060 18 A 5 0 8 |
| [10] .rela.plt RELA 00000000000005c8 0005c8 000048 18 AI 5 19 8 |
| [11] .plt PROGBITS 0000000000000610 000610 000050 10 AX 0 0 16 |
| [12] .text PROGBITS 0000000000000660 000660 00008c 00 AX 0 0 4 |
| [13] .eh_frame_hdr PROGBITS 00000000000006ec 0006ec 000014 00 A 0 0 4 |
| [14] .eh_frame PROGBITS 0000000000000700 000700 000030 00 A 0 0 8 |
| [15] .preinit_array PREINIT_ARRAY 0000000000010d68 000d68 000010 08 WA 0 0 8 |
| [16] .init_array INIT_ARRAY 0000000000010d78 000d78 000010 08 WA 0 0 8 |
| [17] .fini_array FINI_ARRAY 0000000000010d88 000d88 000010 08 WA 0 0 8 |
| [18] .dynamic DYNAMIC 0000000000010d98 000d98 000210 10 WA 6 0 8 |
| [19] .got PROGBITS 0000000000010fa8 000fa8 000058 08 WA 0 0 8 |
| [20] .bss NOBITS 0000000000011000 001000 000008 00 WA 0 0 8 |
| [21] .comment PROGBITS 0000000000000000 001000 000107 01 MS 0 0 1 |
| [22] .debug_pubnames PROGBITS 0000000000000000 001107 00001b 00 0 0 1 |
| [23] .debug_info PROGBITS 0000000000000000 001122 00004b 00 0 0 1 |
| [24] .debug_abbrev PROGBITS 0000000000000000 00116d 000037 00 0 0 1 |
| [25] .debug_line PROGBITS 0000000000000000 0011a4 00003f 00 0 0 1 |
| [26] .debug_str PROGBITS 0000000000000000 0011e3 000138 01 MS 0 0 1 |
| [27] .debug_macinfo PROGBITS 0000000000000000 00131b 000001 00 0 0 1 |
| [28] .debug_pubtypes PROGBITS 0000000000000000 00131c 00001a 00 0 0 1 |
| [29] .shstrtab STRTAB 0000000000000000 001d0c 000151 00 0 0 1 |
| [30] .symtab SYMTAB 0000000000000000 001338 0007e0 18 31 68 8 |
| [31] .strtab STRTAB 0000000000000000 001b18 0001f4 00 0 0 1 |
| " "" "" |
| |
| testing "-l" "readelf -lW $elf-short" " |
| Elf file type is DYN (Shared object file) |
| Entry point 0x1001 |
| There are 10 program headers, starting at offset 52 |
| |
| Program Headers: |
| Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align |
| PHDR 0x000034 0x00000034 0x00000034 0x00140 0x00140 R 0x4 |
| INTERP 0x000174 0x00000174 0x00000174 0x00013 0x00013 R 0x1 |
| [Requesting program interpreter: /system/bin/linker] |
| LOAD 0x000000 0x00000000 0x00000000 0x00404 0x00404 R 0x1000 |
| LOAD 0x001000 0x00001000 0x00001000 0x00140 0x00140 R E 0x1000 |
| LOAD 0x002000 0x00002000 0x00002000 0x00144 0x00144 RW 0x1000 |
| DYNAMIC 0x002018 0x00002018 0x00002018 0x00100 0x00100 RW 0x4 |
| GNU_RELRO 0x002000 0x00002000 0x00002000 0x00144 0x01000 R 0x1 |
| GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 RW 0 |
| NOTE 0x000188 0x00000188 0x00000188 0x00038 0x00038 R 0x4 |
| EXIDX 0x0001c0 0x000001c0 0x000001c0 0x00030 0x00030 R 0x4 |
| |
| Section to Segment mapping: |
| Segment Sections... |
| 00 |
| 01 .interp |
| 02 .interp .note.android.ident .note.gnu.build-id .ARM.exidx .dynsym .gnu.version .gnu.version_r .gnu.hash .dynstr .rel.dyn .relr.dyn .rel.plt |
| 03 .text .plt |
| 04 .preinit_array .init_array .fini_array .dynamic .got .got.plt |
| 05 .dynamic |
| 06 .preinit_array .init_array .fini_array .dynamic .got .got.plt |
| 07 |
| 08 .note.android.ident .note.gnu.build-id |
| 09 .ARM.exidx |
| " "" "" |
| |
| # binutils doesn't line up the column headers for 64-bit ELF files. |
| # TODO: binutils readelf lies about trailing NULL entires binutils ld produces |
| NOSPACE=1 toyonly testing "-d" "readelf -dW $elf-full" " |
| Dynamic section at offset 0xd98 contains 33 entries: |
| Tag Type Name/Value |
| 0x0000000000000001 (NEEDED) Shared library: [libc.so] |
| 0x0000000000000001 (NEEDED) Shared library: [libm.so] |
| 0x0000000000000001 (NEEDED) Shared library: [libdl.so] |
| 0x0000000000000020 (PREINIT_ARRAY) 0x10d68 |
| 0x0000000000000021 (PREINIT_ARRAYSZ) 0x10 |
| 0x0000000000000019 (INIT_ARRAY) 0x10d78 |
| 0x000000000000001b (INIT_ARRAYSZ) 16 (bytes) |
| 0x000000000000001a (FINI_ARRAY) 0x10d88 |
| 0x000000000000001c (FINI_ARRAYSZ) 16 (bytes) |
| 0x0000000000000004 (HASH) 0x310 |
| 0x0000000000000005 (STRTAB) 0x490 |
| 0x0000000000000006 (SYMTAB) 0x358 |
| 0x000000000000000a (STRSZ) 151 (bytes) |
| 0x000000000000000b (SYMENT) 24 (bytes) |
| 0x0000000000000015 (DEBUG) 0x0 |
| 0x0000000000000003 (PLTGOT) 0x10fa8 |
| 0x0000000000000002 (PLTRELSZ) 72 (bytes) |
| 0x0000000000000014 (PLTREL) RELA |
| 0x0000000000000017 (JMPREL) 0x5c8 |
| 0x0000000000000007 (RELA) 0x568 |
| 0x0000000000000008 (RELASZ) 96 (bytes) |
| 0x0000000000000009 (RELAENT) 24 (bytes) |
| 0x000000000000001e (FLAGS) BIND_NOW |
| 0x000000006ffffffb (FLAGS_1) Flags: NOW |
| 0x000000006ffffffe (VERNEED) 0x548 |
| 0x000000006fffffff (VERNEEDNUM) 1 |
| 0x000000006ffffff0 (VERSYM) 0x528 |
| 0x000000006ffffff9 (RELACOUNT) 4 |
| 0x0000000000000000 (NULL) 0x0 |
| 0x0000000000000000 (NULL) 0x0 |
| 0x0000000000000000 (NULL) 0x0 |
| 0x0000000000000000 (NULL) 0x0 |
| 0x0000000000000000 (NULL) 0x0 |
| " "" "" |
| |
| # toybox does a better job of decoding Android's ELF notes than binutils. |
| toyonly testing "-n" "readelf -nW $elf-short" " |
| Displaying notes found in: .note.android.ident |
| Owner Data size Description |
| Android 0x00000004 NT_VERSION API level 28 |
| |
| Displaying notes found in: .note.gnu.build-id |
| Owner Data size Description |
| GNU 0x00000010 NT_GNU_BUILD_ID da6a5f4ca8da163b9339326e626d8a3c |
| " "" "" |
| |
| testing "-p" "readelf -p22 $elf-short" " |
| String dump of section '.shstrtab': |
| [ 1] .preinit_array |
| [ 10] .init_array |
| [ 1c] .fini_array |
| [ 28] .ARM.exidx |
| [ 33] .text |
| [ 39] .got |
| [ 3e] .note.android.ident |
| [ 52] .got.plt |
| [ 5b] .rel.plt |
| [ 64] .ARM.attributes |
| [ 74] .dynstr |
| [ 7c] .gnu.version_r |
| [ 8b] .interp |
| [ 93] .relr.dyn |
| [ 9d] .rel.dyn |
| [ a6] .gnu.version |
| [ b3] .dynsym |
| [ bb] .gnu.hash |
| [ c5] .note.gnu.build-id |
| [ d8] .dynamic |
| [ e1] .shstrtab |
| [ eb] .gnu_debugdata |
| |
| " "" "" |
| |
| testing "-x" "readelf -x22 $elf-short" " |
| Hex dump of section '.shstrtab': |
| 0x00000000 002e7072 65696e69 745f6172 72617900 ..preinit_array. |
| 0x00000010 2e696e69 745f6172 72617900 2e66696e .init_array..fin |
| 0x00000020 695f6172 72617900 2e41524d 2e657869 i_array..ARM.exi |
| 0x00000030 6478002e 74657874 002e676f 74002e6e dx..text..got..n |
| 0x00000040 6f74652e 616e6472 6f69642e 6964656e ote.android.iden |
| 0x00000050 74002e67 6f742e70 6c74002e 72656c2e t..got.plt..rel. |
| 0x00000060 706c7400 2e41524d 2e617474 72696275 plt..ARM.attribu |
| 0x00000070 74657300 2e64796e 73747200 2e676e75 tes..dynstr..gnu |
| 0x00000080 2e766572 73696f6e 5f72002e 696e7465 .version_r..inte |
| 0x00000090 7270002e 72656c72 2e64796e 002e7265 rp..relr.dyn..re |
| 0x000000a0 6c2e6479 6e002e67 6e752e76 65727369 l.dyn..gnu.versi |
| 0x000000b0 6f6e002e 64796e73 796d002e 676e752e on..dynsym..gnu. |
| 0x000000c0 68617368 002e6e6f 74652e67 6e752e62 hash..note.gnu.b |
| 0x000000d0 75696c64 2d696400 2e64796e 616d6963 uild-id..dynamic |
| 0x000000e0 002e7368 73747274 6162002e 676e755f ..shstrtab..gnu_ |
| 0x000000f0 64656275 67646174 61000000 000000 debugdata...... |
| |
| " "" "" |
| |
| # TODO: remove the sed when we handle symbol versions |
| testing "-s" "readelf -s $elf-short | sed s/@.*//" " |
| Symbol table '.dynsym' contains 11 entries: |
| Num: Value Size Type Bind Vis Ndx Name |
| 0: 00000000 0 NOTYPE LOCAL DEFAULT UND |
| 1: 00000000 0 FUNC GLOBAL DEFAULT UND __libc_init |
| 2: 00000000 0 FUNC GLOBAL DEFAULT UND __stack_chk_fail |
| 3: 00000000 0 OBJECT GLOBAL DEFAULT UND __stack_chk_guard |
| 4: 00000000 0 FUNC GLOBAL DEFAULT UND memset |
| 5: 000010d8 12 FUNC GLOBAL DEFAULT 13 __aeabi_memclr |
| 6: 000010d8 12 FUNC GLOBAL DEFAULT 13 __aeabi_memclr4 |
| 7: 000010d8 12 FUNC GLOBAL DEFAULT 13 __aeabi_memclr8 |
| 8: 000010c8 16 FUNC GLOBAL DEFAULT 13 __aeabi_memset |
| 9: 000010c8 16 FUNC GLOBAL DEFAULT 13 __aeabi_memset4 |
| 10: 000010c8 16 FUNC GLOBAL DEFAULT 13 __aeabi_memset8 |
| " "" "" |
