hook-i386.S

   1 /* $Id$ */
   2
   3
   4 #define TRAMPOLINE_SIZE 5
   5
   6 #include "hook-arch-asm.h"
   7
   8 sigaction_trampoline:
   9 /* +0: */       push    %ebp
  10 /* +1: */       mov     %esp,%ebp
  11 /* +3: */       push    %edi
  12 /* +4: */       push    %esi
  13 /* +5: */
  14                 .ifne   . - sigaction_trampoline - TRAMPOLINE_SIZE
  15                 .err
  16                 .endif
  17                 call    pic_base
  18 pic_base:       pop     %eax
  19                 jmp     *(sigaction_orig_libc_cont-pic_base)(%eax)
  20
  21 sigaction_trampoline_jmpdir:
  22                 /* long absolute direct jump */
  23 /* +0: */       .byte   0xe9
  24                 .long   0x0
  25                 .set    sigaction_trampoline_jmpdir_vec, . - 4
  26                 .set    sigaction_trampoline_jmpdir_base, .
  27 /* +5: */
  28                 .ifne   . - sigaction_trampoline_jmpdir - TRAMPOLINE_SIZE
  29                 .err
  30                 .endif