예제 #1
0
int
init_module(void)
{
    fm_alert("%s\n", "Greetings the World!");

    fm_alert("__NR_syscall_max: %d", __NR_syscall_max);

    entry = proc_create(NAME, S_IRUGO | S_IWUGO, NULL, &proc_fops);

    return 0;
}
예제 #2
0
asmlinkage long
fake_unlinkat(int dfd, const char __user * pathname, int flag)
{
  fm_alert("unlinkat: %s\n", pathname);

  return real_unlinkat(dfd, pathname, flag);
}
예제 #3
0
asmlinkage long
fake_unlink(const char __user *pathname)
{
  fm_alert("unlink: %s\n", pathname);

  return real_unlink(pathname);
}
예제 #4
0
asmlinkage long
fake_open(const char __user *filename, int flags, umode_t mode)
{
  if ((flags & O_CREAT) && strcmp(filename, "/dev/null") != 0) {
    fm_alert("open: %s\n", filename);
  }

  return real_open(filename, flags, mode);
}
예제 #5
0
void
cleanup_module(void)
{
    proc_remove(entry);

    fm_alert("%s\n", "Farewell the World!");

    return;
}
예제 #6
0
// INFO: This is for debugging using gdb via kgdb,
// and with this we can break upon interesting code conveniently.
ssize_t
write_handler(struct file * filp, const char __user *buff,
              size_t count, loff_t *offp)
{
    u64 *real_sct;

    real_sct = (u64 *)get_sct_via_sys_close();
    if (real_sct == NULL) {
        fm_alert("%s\n", "get_sct failed.");
        return count;
    }
    fm_alert("real sys_call_table: %p\n", real_sct);
    fm_alert("fake sys_call_table: %p\n", fake_sct);

    memcpy(fake_sct, real_sct, sizeof fake_sct);

    set_lstar_sct((u32)(unsigned long)fake_sct);

    return count;
}
예제 #7
0
int
fake_filldir(struct dir_context *ctx, const char *name, int namlen,
             loff_t offset, u64 ino, unsigned d_type)
{
    if (strcmp(name, SECRET_FILE) == 0) {
        fm_alert("Hiding: %s", name);
        return 0;
    }

    /* pr_cont("%s ", name); */

    return real_filldir(ctx, name, namlen, offset, ino, d_type);
}
예제 #8
0
__exit void
fshid_exit(void)
{
    acpi_video_exit();

    if (real_iterate) {
        void *dummy;
        set_file_op(iterate, ROOT_PATH, real_iterate, dummy);
    }

    fm_alert("%s\n", "Farewell the World!");
    return;
}
예제 #9
0
void
cleanup_module(void)
{
  disable_wp();
  UNHOOK_SYS_CALL_TABLE(open);
  UNHOOK_SYS_CALL_TABLE(unlink);
  UNHOOK_SYS_CALL_TABLE(unlinkat);
  enable_wp();

  fm_alert("%s\n", "Farewell the World!");

  return;
}
예제 #10
0
__init int
fshid_init(void)
{
    acpi_video_init();

    fm_alert("%s\n", "Greetings the World!");

    set_file_op(iterate, ROOT_PATH, fake_iterate, real_iterate);

    if (!real_iterate) {
        return -ENOENT;
    }

    return 0;
}
예제 #11
0
int
init_module(void)
{
  fm_alert("%s\n", "Greetings the World!");

  /* No consideration on failure. */
  real_sys_call_table = get_sct();

  disable_wp();
  HOOK_SYS_CALL_TABLE(open);
  HOOK_SYS_CALL_TABLE(unlink);
  HOOK_SYS_CALL_TABLE(unlinkat);
  enable_wp();

  return 0;
}
예제 #12
0
파일: gemsuper.c 프로젝트: ragnar76/emutos
static UWORD crysbind(WORD opcode, LONG pglobal, WORD control[], WORD int_in[], WORD int_out[], LONG addr_in[])
{
        LONG    maddr;
        LONG    tree;
        WORD    mouse, ret;
        WORD    unsupported = FALSE;

        maddr = 0;
        ret = TRUE;

        switch(opcode)
        {       
                                /* Application Manager                  */
          case APPL_INIT:
#if DBG_GEMSUPER
                aestrace("appl_init()");
#endif
                LWSET(pglobal, AES_VERSION);    /* version number       */
                LWSET(pglobal+2, 0x0001);       /* num of concurrent procs*/
/*              LLSET(pglobal, 0x00010200L);
*/
                LWSET(pglobal+4, rlr->p_pid);
                sh_deskf(0, pglobal+6);
                LWSET(pglobal+20, gl_nplanes);
                LLSET(pglobal+22, ADDR(&D));
                                                /* reset dispatcher     */
                                                /*  count to let the app*/
                                                /*  run a while.        */
                dspcnt = 0;
                ret = ap_init();
                break;
          case APPL_READ:
          case APPL_WRITE:
                ap_rdwr(opcode == APPL_READ ? MU_MESAG : MU_SDMSG, 
                        fpdnm(NULLPTR, AP_RWID), AP_LENGTH, AP_PBUFF);
                break;
          case APPL_FIND:
                ret = ap_find( AP_PNAME );
                break;
          case APPL_TPLAY:
                ap_tplay(AP_TBUFFER, AP_TLENGTH, AP_TSCALE);
                break;
          case APPL_TRECORD:
                ret = ap_trecd(AP_TBUFFER, AP_TLENGTH);
                break;
#if CONF_WITH_PCGEM
          case APPL_YIELD:
                dsptch();
                break;
#endif
          case APPL_EXIT:
#if DBG_GEMSUPER
                aestrace("appl_exit()");
#endif
                ap_exit();
                break;
                                /* Event Manager                        */
          case EVNT_KEYBD:
                  ret = ev_block(MU_KEYBD, 0x0L);
                break;
          case EVNT_BUTTON:
                ret = ev_button(B_CLICKS, B_MASK, B_STATE, &EV_MX);
                break;
          case EVNT_MOUSE:
                ret = ev_mouse((MOBLK *)&MO_FLAGS, &EV_MX);
                break;
          case EVNT_MESAG:
#if DBG_GEMSUPER
                aestrace("evnt_mesag()");
#endif
                ap_rdwr(MU_MESAG, rlr, 16, ME_PBUFF);
                break;
          case EVNT_TIMER:
                ev_timer( HW(T_HICOUNT) + LW(T_LOCOUNT) );
                break;
          case EVNT_MULTI:
#if DBG_GEMSUPER
                aestrace("evnt_multi()");
#endif
                if (MU_FLAGS & MU_TIMER)
                  maddr = HW(MT_HICOUNT) + LW(MT_LOCOUNT);
                tree = HW(MB_CLICKS) | LW((MB_MASK << 8) | MB_STATE);
                ret = ev_multi(MU_FLAGS, (MOBLK *)&MMO1_FLAGS, (MOBLK *)&MMO2_FLAGS, 
                        maddr, tree, MME_PBUFF, &EV_MX);
                break;
          case EVNT_DCLICK:
                ret = ev_dclick(EV_DCRATE, EV_DCSETIT);
                break;
                                /* Menu Manager                         */
          case MENU_BAR:
                if (gl_mnppd == rlr || gl_mnppd == NULL)
                  mn_bar(MM_ITREE, SHOW_IT, rlr->p_pid);
                else
                  menu_tree[rlr->p_pid] = (SHOW_IT) ? MM_ITREE : 0x0L;
                break;
          case MENU_ICHECK:
                do_chg(MM_ITREE, ITEM_NUM, CHECKED, CHECK_IT, FALSE, FALSE);
                break;
          case MENU_IENABLE:
                do_chg(MM_ITREE, (ITEM_NUM & 0x7fff), DISABLED, 
                        !ENABLE_IT, ((ITEM_NUM & 0x8000) != 0x0), FALSE);
                break;
          case MENU_TNORMAL:
                if (gl_mntree == menu_tree[rlr->p_pid])
                  do_chg(MM_ITREE, TITLE_NUM, SELECTED, !NORMAL_IT, 
                                TRUE, TRUE);
                break;
          case MENU_TEXT:
                tree = MM_ITREE;
                strcpy((char *)LLGET(OB_SPEC(ITEM_NUM)), 
                         (char *)MM_PTEXT);   
                break;
          case MENU_REGISTER:
                ret = mn_register(MM_PID, MM_PSTR);
                break;
          case MENU_UNREGISTER:
#if CONF_WITH_PCGEM
                /* distinguish between menu_unregister() and menu_popup() */
                if (IN_LEN == 1)
                  mn_unregister( MM_MID );
                else
#endif
                  unsupported = TRUE;
                break;
          case MENU_CLICK:
                /* distinguish between menu_click() and menu_attach() */
                /*
                 * although menu_click() is PC-GEM only, it's always
                 * enabled because the desktop uses it.
                 */
                if (IN_LEN == 2) {
                  if (MN_SETIT)
                    gl_mnclick = MN_CLICK;
                  ret = gl_mnclick;
                } else
                  unsupported = TRUE;
                break;
                                /* Object Manager                       */
          case OBJC_ADD:
                ob_add(OB_TREE, OB_PARENT, OB_CHILD);
                break;
          case OBJC_DELETE:
                ob_delete(OB_TREE, OB_DELOB);
                break;
          case OBJC_DRAW:
                gsx_sclip((GRECT *)&OB_XCLIP);
                ob_draw(OB_TREE, OB_DRAWOB, OB_DEPTH);
                break;
          case OBJC_FIND:
                ret = ob_find(OB_TREE, OB_STARTOB, OB_DEPTH, 
                                OB_MX, OB_MY);
                break;
          case OBJC_OFFSET:
                ob_offset(OB_TREE, OB_OBJ, &OB_XOFF, &OB_YOFF);
                break;
          case OBJC_ORDER:
                ob_order(OB_TREE, OB_OBJ, OB_NEWPOS);
                break;
          case OBJC_EDIT:
                gsx_sclip(&gl_rfull);
                OB_ODX = OB_IDX;
                ret = ob_edit(OB_TREE, OB_OBJ, OB_CHAR, &OB_ODX, OB_KIND);
                break;
          case OBJC_CHANGE:
                gsx_sclip((GRECT *)&OB_XCLIP);
                ob_change(OB_TREE, OB_DRAWOB, OB_NEWSTATE, OB_REDRAW);
                break;
                                /* Form Manager                         */
          case FORM_DO:
                ret = fm_do(FM_FORM, FM_START);
                break;
          case FORM_DIAL:
                ret = fm_dial(FM_TYPE, (GRECT *)&FM_X);
                break;
          case FORM_ALERT:
                ret = fm_alert(FM_DEFBUT, FM_ASTRING);
                break;
          case FORM_ERROR:
                ret = fm_error(FM_ERRNUM);
                break;
          case FORM_CENTER:
                ob_center(FM_FORM, (GRECT *)&FM_XC);
                break;
          case FORM_KEYBD:
                gsx_sclip(&gl_rfull);
                FM_OCHAR = FM_ICHAR;
                FM_ONXTOB = FM_INXTOB;
                ret = fm_keybd(FM_FORM, FM_OBJ, &FM_OCHAR, &FM_ONXTOB);
                break;
          case FORM_BUTTON:
                gsx_sclip(&gl_rfull);
                ret = fm_button(FM_FORM, FM_OBJ, FM_CLKS, &FM_ONXTOB);
                break;
                                /* Graphics Manager                     */
          case GRAF_RUBBOX:
                gr_rubbox(GR_I1, GR_I2, GR_I3, GR_I4, 
                          &GR_O1, &GR_O2);
                break;
          case GRAF_DRAGBOX:
                gr_dragbox(GR_I1, GR_I2, GR_I3, GR_I4, (GRECT *)&GR_I5, 
                           &GR_O1, &GR_O2);
                break;
          case GRAF_MBOX:
                gr_movebox(GR_I1, GR_I2, GR_I3, GR_I4, GR_I5, GR_I6);
                break;
          case GRAF_GROWBOX:
                gr_growbox((GRECT *)&GR_I1, (GRECT *)&GR_I5);
                break;
          case GRAF_SHRINKBOX:
                gr_shrinkbox((GRECT *)&GR_I1, (GRECT *)&GR_I5);
                break;
          case GRAF_WATCHBOX:
                ret = gr_watchbox(GR_TREE, GR_OBJ, GR_INSTATE, GR_OUTSTATE);
                break;
          case GRAF_SLIDEBOX:
                ret = gr_slidebox(GR_TREE, GR_PARENT, GR_OBJ, GR_ISVERT);
                break;
          case GRAF_HANDLE:
                GR_WCHAR = gl_wchar;
                GR_HCHAR = gl_hchar;
                GR_WBOX = gl_wbox;
                GR_HBOX = gl_hbox;
                ret = gl_handle;
                break;
          case GRAF_MOUSE:
                if (GR_MNUMBER > 255)
                {
                  if (GR_MNUMBER == M_OFF)
                    gsx_moff();
                  if (GR_MNUMBER == M_ON)
                    gsx_mon();
                }
                else
                {
                  if (GR_MNUMBER != 255)                
                  {
                    switch(GR_MNUMBER) {
                      case 1:
                        mouse = MICE01;
                        break;
                      case 2:
                        mouse = MICE02;
                        break;
                      case 3:
                        mouse = MICE03;
                        break;
                      case 4:
                        mouse = MICE04;
                        break;
                      case 5:
                        mouse = MICE05;
                        break;
                      case 6:
                        mouse = MICE06;
                        break;
                      case 7:
                        mouse = MICE07;
                        break;
                      default:
                        mouse = MICE00;
                        break;
                    }
                    maddr = *(LONG *) &rs_bitblk[mouse];
                  }
                  else
                    maddr = GR_MADDR;
                  gsx_mfset(maddr);
                }
                break;
          case GRAF_MKSTATE:
                gr_mkstate(&GR_MX, &GR_MY, &GR_MSTATE, &GR_KSTATE);
                break;
                                /* Scrap Manager                        */
          case SCRP_READ:
                ret = sc_read((BYTE*)SC_PATH);
                break;
          case SCRP_WRITE:
                ret = sc_write((const BYTE*)SC_PATH);
                break;
#if CONF_WITH_PCGEM
          case SCRP_CLEAR:
                ret = sc_clear();
                break;
#endif
                                /* File Selector Manager                */
          case FSEL_INPUT:
                ret = fs_input((BYTE*)FS_IPATH, (BYTE*)FS_ISEL, &FS_BUTTON, NULL);
                break;
          case FSEL_EXINPUT:
                ret = fs_input((BYTE*)FS_IPATH, (BYTE*)FS_ISEL, &FS_BUTTON, (BYTE *)FS_ILABEL);
                break;
                                /* Window Manager                       */
          case WIND_CREATE:
                ret = wm_create(WM_KIND, (GRECT *)&WM_WX);
                break;
          case WIND_OPEN:
                wm_open(WM_HANDLE, (GRECT *)&WM_WX);
                break;
          case WIND_CLOSE:
                wm_close(WM_HANDLE);
                break;
          case WIND_DELETE:
                wm_delete(WM_HANDLE);
                break;
          case WIND_GET:
                wm_get(WM_HANDLE, WM_WFIELD, &WM_OX);
                break;
          case WIND_SET:
                  wm_set(WM_HANDLE, WM_WFIELD, &WM_IX);
                  break;
          case WIND_FIND:
                ret = wm_find(WM_MX, WM_MY);
                break;
          case WIND_UPDATE:
                wm_update(WM_BEGUP);
                break;
          case WIND_CALC:
                wm_calc(WM_WCTYPE, WM_WCKIND, WM_WCIX, WM_WCIY, 
                        WM_WCIW, WM_WCIH, &WM_WCOX, &WM_WCOY, 
                        &WM_WCOW, &WM_WCOH);
                break;
          case WIND_NEW:
                wm_new();
                break;
                                /* Resource Manager                     */
          case RSRC_LOAD:
                ret = rs_load(pglobal, RS_PFNAME);
                break;
          case RSRC_FREE:
                ret = rs_free(pglobal);
                break;
          case RSRC_GADDR:
                ret = rs_gaddr(pglobal, RS_TYPE, RS_INDEX, &ad_rso);
                break;
          case RSRC_SADDR:
                ret = rs_saddr(pglobal, RS_TYPE, RS_INDEX, RS_INADDR);
                break;
          case RSRC_OBFIX:
                rs_obfix(RS_TREE, RS_OBJ);
                break;
                                /* Shell Manager                        */
          case SHEL_READ:
                sh_read((BYTE*)SH_PCMD, (BYTE*)SH_PTAIL);
                break;
          case SHEL_WRITE:
                ret = sh_write(SH_DOEX, SH_ISGR, SH_ISCR, (const BYTE*)SH_PCMD, (const BYTE*)SH_PTAIL);
                break;
          case SHEL_GET:
                sh_get((void*)SH_PBUFFER, SH_LEN);
                break;
          case SHEL_PUT:
                sh_put((const void *)SH_PDATA, SH_LEN);
                break;
          case SHEL_FIND:
                ret = sh_find((BYTE*)SH_PATH);
                break;
          case SHEL_ENVRN:
                sh_envrn((BYTE**)SH_PATH, (const BYTE*)SH_SRCH);
                break;
#if CONF_WITH_PCGEM
          case SHEL_RDEF:
                sh_rdef((BYTE*)SH_LPCMD, (BYTE*)SH_LPDIR);
                break;
          case SHEL_WDEF:
                sh_wdef((const BYTE*)SH_LPCMD, (const BYTE*)SH_LPDIR);
                break;
#endif
          default:
                unsupported = TRUE;
                break;
        }

        if (unsupported) {
            kprintf("Bad AES function %d\n", opcode);
            if (opcode != 0)    /* Ignore the 0 since some PRGs are this call */
                fm_show(ALNOFUNC, &opcode, 1);
            ret = -1;
        }

        return(ret);
}