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| author | Franciszek Malinka <franciszek.malinka@gmail.com> | 2021-10-05 21:49:54 +0200 |
|---|---|---|
| committer | Franciszek Malinka <franciszek.malinka@gmail.com> | 2021-10-05 21:49:54 +0200 |
| commit | c5fcf7179a83ef65c86c6a4a390029149e518649 (patch) | |
| tree | d29ffc5b86a0d257453cedcf87d91a13d8bf3b0d /semestr-4/ask/lista9/gadget.s | |
| parent | f8a88b6a4aba1f66d04711a9330eaba49a50c463 (diff) | |
Duzy commit ze smieciami
Diffstat (limited to 'semestr-4/ask/lista9/gadget.s')
| -rw-r--r-- | semestr-4/ask/lista9/gadget.s | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/semestr-4/ask/lista9/gadget.s b/semestr-4/ask/lista9/gadget.s new file mode 100644 index 0000000..6d60a63 --- /dev/null +++ b/semestr-4/ask/lista9/gadget.s @@ -0,0 +1,16 @@ + .global gadget + + .text + +# rax: 0x3c +# rdi: 0 +# rdx: {NULL, ...} +# rsi: path + '\n' +gadget: + dec %rax # rax: 0x3c -> 0x3b (sys_execve) + mov %rdx, %rsi # rsi: argv = {NULL} + mov %rdi, %rdx # rdx: envp = NULL + lea 16(%rsp),%rdi # rdi: path + ret + +# vim: ft=gas |