user-offsets.c 2.3 KB

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  1. #include <stdio.h>
  2. #include <signal.h>
  3. #include <asm/ptrace.h>
  4. #include <asm/user.h>
  5. #include <stddef.h>
  6. #include <sys/poll.h>
  7. #define DEFINE(sym, val) \
  8. asm volatile("\n->" #sym " %0 " #val : : "i" (val))
  9. #define DEFINE_LONGS(sym, val) \
  10. asm volatile("\n->" #sym " %0 " #val : : "i" (val/sizeof(unsigned long)))
  11. #define OFFSET(sym, str, mem) \
  12. DEFINE(sym, offsetof(struct str, mem));
  13. void foo(void)
  14. {
  15. OFFSET(HOST_SC_IP, sigcontext, eip);
  16. OFFSET(HOST_SC_SP, sigcontext, esp);
  17. OFFSET(HOST_SC_FS, sigcontext, fs);
  18. OFFSET(HOST_SC_GS, sigcontext, gs);
  19. OFFSET(HOST_SC_DS, sigcontext, ds);
  20. OFFSET(HOST_SC_ES, sigcontext, es);
  21. OFFSET(HOST_SC_SS, sigcontext, ss);
  22. OFFSET(HOST_SC_CS, sigcontext, cs);
  23. OFFSET(HOST_SC_EFLAGS, sigcontext, eflags);
  24. OFFSET(HOST_SC_EAX, sigcontext, eax);
  25. OFFSET(HOST_SC_EBX, sigcontext, ebx);
  26. OFFSET(HOST_SC_ECX, sigcontext, ecx);
  27. OFFSET(HOST_SC_EDX, sigcontext, edx);
  28. OFFSET(HOST_SC_EDI, sigcontext, edi);
  29. OFFSET(HOST_SC_ESI, sigcontext, esi);
  30. OFFSET(HOST_SC_EBP, sigcontext, ebp);
  31. OFFSET(HOST_SC_TRAPNO, sigcontext, trapno);
  32. OFFSET(HOST_SC_ERR, sigcontext, err);
  33. OFFSET(HOST_SC_CR2, sigcontext, cr2);
  34. OFFSET(HOST_SC_FPSTATE, sigcontext, fpstate);
  35. OFFSET(HOST_SC_SIGMASK, sigcontext, oldmask);
  36. OFFSET(HOST_SC_FP_CW, _fpstate, cw);
  37. OFFSET(HOST_SC_FP_SW, _fpstate, sw);
  38. OFFSET(HOST_SC_FP_TAG, _fpstate, tag);
  39. OFFSET(HOST_SC_FP_IPOFF, _fpstate, ipoff);
  40. OFFSET(HOST_SC_FP_CSSEL, _fpstate, cssel);
  41. OFFSET(HOST_SC_FP_DATAOFF, _fpstate, dataoff);
  42. OFFSET(HOST_SC_FP_DATASEL, _fpstate, datasel);
  43. OFFSET(HOST_SC_FP_ST, _fpstate, _st);
  44. OFFSET(HOST_SC_FXSR_ENV, _fpstate, _fxsr_env);
  45. DEFINE(HOST_FRAME_SIZE, FRAME_SIZE);
  46. DEFINE_LONGS(HOST_FP_SIZE, sizeof(struct user_i387_struct));
  47. DEFINE_LONGS(HOST_XFP_SIZE, sizeof(struct user_fxsr_struct));
  48. DEFINE(HOST_IP, EIP);
  49. DEFINE(HOST_SP, UESP);
  50. DEFINE(HOST_EFLAGS, EFL);
  51. DEFINE(HOST_EAX, EAX);
  52. DEFINE(HOST_EBX, EBX);
  53. DEFINE(HOST_ECX, ECX);
  54. DEFINE(HOST_EDX, EDX);
  55. DEFINE(HOST_ESI, ESI);
  56. DEFINE(HOST_EDI, EDI);
  57. DEFINE(HOST_EBP, EBP);
  58. DEFINE(HOST_CS, CS);
  59. DEFINE(HOST_SS, SS);
  60. DEFINE(HOST_DS, DS);
  61. DEFINE(HOST_FS, FS);
  62. DEFINE(HOST_ES, ES);
  63. DEFINE(HOST_GS, GS);
  64. DEFINE(UM_FRAME_SIZE, sizeof(struct user_regs_struct));
  65. /* XXX Duplicated between i386 and x86_64 */
  66. DEFINE(UM_POLLIN, POLLIN);
  67. DEFINE(UM_POLLPRI, POLLPRI);
  68. DEFINE(UM_POLLOUT, POLLOUT);
  69. }