On 1/9/14, 11:20 AM, Bill Williams wrote: > On 01/09/2014 11:16 AM, J. Benton wrote: >> On 1/9/14, 10:49 AM, Bill Williams wrote: >>> On 01/09/2014 02:55 AM, J. Benton wrote: >>>> Hi everyone, >>>> >>>> I'm wondering if you could help me. Using the examples in the >>>> programmer's manual as a guide, I generated a simple snippet, >>>> inserting >>>> a printf call upon each call to a function. After the binary is >>>> rewritten I get this error when it is executed: >>>> >>>> symbol lookup error: /usr/lib/libdyninstAPI_RT.so: undefined symbol: >>>> sizeOfAnyHeap1 >>>> >>>> /usr/lib/libdyninstAPI_RT.so exists. I've set DYNINST_LIB to >>>> /usr/lib. >>>> >>>> Any ideas? >>>> >>> sizeOfAnyHeap1 should show up in an nm of your libdyninstAPI_RT.so, >>> and libdyninstAPI_RT.so should show up in an ldd of your rewritten >>> binary, assuming that everything is working correctly. Are either of >>> those not the case for you? >> >> That's a good point. The rewritten binary does not include any libraries >> in the ldd list. Modifying the binary generates an empty list in the >> ldd, even when the original includes a few. >> > ...okay, that's weird, and something that should throw some red flags > to STDERR during the rewriting process I'd expect. If you're not > getting any errors during the process, can you set > SYMTAB_DEBUG_REWRITE=1 in your environment, regenerate the modified > binary, and send us the log that produces? > > Also, what version of Dyninst are you working with?
I'm working with Dyninst 8.1.2. While toying with it, I modded the program to only insert a printf at "main". Here's the output: createSymbolTables for dc ::driver for emitElf64 Emitting to temporary file dcLKORnw section .interp addr = 400238 off = 270 size = 1c section .note.ABI-tag addr = 400254 off = 1254 size = 20 section .note.gnu.build-id addr = 400274 off = 1274 size = 24 section .gnu.hash addr = 400298 off = 1298 size = 38 section .dynsym addr = 4002d0 off = 12d0 size = 498 section .dynstr addr = 400768 off = 1768 size = 1f1 section .gnu.version addr = 40095a off = 195a size = 62 section .gnu.version_r addr = 4009c0 off = 19c0 size = 60 section .rela.dyn addr = 400a20 off = 1a20 size = 90 section .rela.plt addr = 400ab0 off = 1ab0 size = 408 section .init addr = 400eb8 off = 1eb8 size = 1a section .plt addr = 400ee0 off = 1ee0 size = 2c0 section .text addr = 4011a0 off = 21a0 size = 63d4 section .fini addr = 407574 off = 8574 size = 9 section .rodata addr = 407580 off = 8580 size = da1 section .eh_frame_hdr addr = 408324 off = 9324 size = 36c section .eh_frame addr = 408690 off = 9690 size = 1464 section .init_array addr = 609e10 off = ae10 size = 8 section .fini_array addr = 609e18 off = ae18 size = 8 section .jcr addr = 609e20 off = ae20 size = 8 section .dynamic addr = 609e28 off = ae28 size = 1d0 section .got addr = 609ff8 off = aff8 size = 8 section .got.plt addr = 60a000 off = b000 size = 170 section .data addr = 60a170 off = b170 size = 24 section .bss addr = 60a1a0 off = b194 size = 8a8 new section .dyninstInst addr = 700000 off = c000 size = 5d0 new section .gnu.hash addr = 7005d0 off = c5d0 size = 490 new section .dynsym addr = 700a60 off = ca60 size = 1068 new section .dynstr addr = 701ac8 off = dac8 size = 80c new section .gnu.version addr = 7022d4 off = e2d4 size = 15e new section .gnu.version_r addr = 702432 off = e432 size = 60 new section .rela.dyn addr = 702492 off = e492 size = c0 new section .rela.plt addr = 702552 off = e552 size = 408 new section .dynamic addr = 70295a off = e95a size = 1d0 section .gnu_debuglink addr = 0 off = eb2a size = 34 Existing program header: type 6, offset 0x40, addr 0x3ff040 Existing program header: type 3, offset 0x270, addr 0x400238 Existing program header: type 1, offset 0x0, addr 0x3ff000 Added New program header : offset 0x700000,addr 0x700000 file Size 0x2b2a memsize 0x2b2a Existing program header: type 1, offset 0xc000, addr 0x700000 Existing program header: type 2, offset 0xe95a, addr 0x70295a Existing program header: type 4, offset 0x1254, addr 0x400254 Existing program header: type 1685382480, offset 0x9324, addr 0x408324 Existing program header: type 1685382481, offset 0x0, addr 0x0 Existing program header: type 1685382482, offset 0xae10, addr 0x609e10 _______________________________________________ Dyninst-api mailing list Dyninst-api@cs.wisc.edu https://lists.cs.wisc.edu/mailman/listinfo/dyninst-api
