[gdb] gdb find 의 활용 (원하는 메모리 값 찾기)




[gdb] gdb find 의 활용 (원하는 메모리 값 찾기)

gdb로 메모리상에 특정값을 찾는 주소를 찾는 방법




[출처 :http://sourceware.org/gdb/onlinedocs/gdb/Searching-Memory.html]




find [/sn] start_addr, +len, val1 [, val2, ...]

find [/sn] start_addr, end_addr, val1 [, val2, ...]

Search memory for the sequence of bytes specified by val1, val2, etc. The search begins at address start_addr and continues for either len bytes or through to end_addr inclusive.

ex)

(gdb) find 0xf7ee4520, +1000000 ,"\x43"

0xf7f52c69 <dl_iterate_phdr+425>

0xf7f77d29

0xf7f792ec

0xf7f7936c

0xf7f7f1d0

0xf7f7f654

0xf7f7f6c4

0xf7f7f820

0xf7f7faf4

0xf7f7fdb0

0xf7f7fe24

0xf7f7fe6c

0xf7f7fe80

0xf7f7fe94

0xf7f7fea8

0xf7f7fef4

0xf7f7ff34

0xf7f806d8