Bug Summary

File:obj-scan-build/boot/../../boot/boot.c
Location:line 1607, column 3
Description:The left expression of the compound assignment is an uninitialized value. The computed value will also be garbage

Annotated Source Code

1/* Load a task using the single server, and then run it
2 as if we were the kernel.
3 Copyright (C) 1993,94,95,96,97,98,99,2000,01,02,2006
4 Free Software Foundation, Inc.
5
6This file is part of the GNU Hurd.
7
8The GNU Hurd is free software; you can redistribute it and/or modify
9it under the terms of the GNU General Public License as published by
10the Free Software Foundation; either version 2, or (at your option)
11any later version.
12
13The GNU Hurd is distributed in the hope that it will be useful,
14but WITHOUT ANY WARRANTY; without even the implied warranty of
15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16GNU General Public License for more details.
17
18You should have received a copy of the GNU General Public License
19along with the GNU Hurd; see the file COPYING. If not, write to
20the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
21
22/* Written by Michael I. Bushnell. */
23
24#include <mach.h>
25#include <mach/notify.h>
26#include <device/device.h>
27#include <a.out.h>
28#include <mach/message.h>
29#include <mach/mig_errors.h>
30#include <stdlib.h>
31#include <string.h>
32#include <stdio.h>
33#include <pthread.h>
34#include <fcntl.h>
35#include <elf.h>
36#include <mach/mig_support.h>
37#include <mach/default_pager.h>
38#include <mach/machine/vm_param.h> /* For VM_XXX_ADDRESS */
39#include <argp.h>
40#include <hurd/store.h>
41#include <sys/mman.h>
42#include <version.h>
43
44#include "notify_S.h"
45#include "ourdevice_S.h"
46#include "io_S.h"
47#include "device_reply_U.h"
48#include "io_reply_U.h"
49#include "term_S.h"
50#include "bootstrap_S.h"
51/* #include "tioctl_S.h" */
52
53#include "boot_script.h"
54
55#include <hurd/auth.h>
56
57#ifdef UX
58#undef STORE /* We can't use libstore when under UX. */
59#else
60#define STORE
61#endif
62
63#ifdef UX
64
65#include "ux.h"
66
67#else /* !UX */
68
69#include <unistd.h>
70#include <fcntl.h>
71#include <signal.h>
72#include <sys/ioctl.h>
73#include <sys/stat.h>
74#include <termios.h>
75#include <error.h>
76#include <hurd.h>
77#include <assert.h>
78
79static struct termios orig_tty_state;
80static int isig;
81static char *kernel_command_line;
82
83static void
84init_termstate ()
85{
86 struct termios tty_state;
87
88 if (tcgetattr (0, &tty_state) < 0)
89 error (10, errno(*__errno_location ()), "tcgetattr");
90
91 orig_tty_state = tty_state;
92 cfmakeraw (&tty_state);
93 if (isig)
94 tty_state.c_lflag |= ISIG(1 << 7);
95
96 if (tcsetattr (0, 0, &tty_state) < 0)
97 error (11, errno(*__errno_location ()), "tcsetattr");
98}
99
100static void
101restore_termstate ()
102{
103 tcsetattr (0, 0, &orig_tty_state);
104}
105
106#define host_fstatfstat fstat
107typedef struct stat host_stat_t;
108#define host_exitexit exit
109
110#endif /* UX */
111
112mach_port_t privileged_host_port, master_device_port, defpager;
113mach_port_t pseudo_master_device_port;
114mach_port_t receive_set;
115mach_port_t pseudo_console, pseudo_root;
116auth_t authserver;
117
118struct store *root_store;
119
120pthread_spinlock_t queuelock = PTHREAD_SPINLOCK_INITIALIZER((__pthread_spinlock_t) 0);
121pthread_spinlock_t readlock = PTHREAD_SPINLOCK_INITIALIZER((__pthread_spinlock_t) 0);
122
123mach_port_t php_child_name, psmdp_child_name, taskname;
124
125task_t child_task;
126mach_port_t bootport;
127
128int console_mscount;
129
130vm_address_t fs_stack_base;
131vm_size_t fs_stack_size;
132
133void init_termstate ();
134void restore_termstate ();
135
136char *fsname;
137
138char bootstrap_args[100] = "-";
139char *bootdevice = 0;
140char *bootscript = 0;
141
142
143void safe_gets (char *buf, int buf_len)
144{
145 fgets (buf, buf_len, stdinstdin);
146}
147
148char *useropen_dir;
149
150int
151useropen (const char *name, int flags, int mode)
152{
153 if (useropen_dir)
154 {
155 static int dlen;
156 if (!dlen) dlen = strlen (useropen_dir);
157 {
158 int len = strlen (name);
159 char try[dlen + 1 + len + 1];
160 int fd;
161 memcpy (try, useropen_dir, dlen);
162 try[dlen] = '/';
163 memcpy (&try[dlen + 1], name, len + 1);
164 fd = open (try, flags, mode);
165 if (fd >= 0)
166 return fd;
167 }
168 }
169 return open (name, flags, mode);
170}
171
172int
173request_server (mach_msg_header_t *inp,
174 mach_msg_header_t *outp)
175{
176 extern int io_server (mach_msg_header_t *, mach_msg_header_t *);
177 extern int device_server (mach_msg_header_t *, mach_msg_header_t *);
178 extern int notify_server (mach_msg_header_t *, mach_msg_header_t *);
179 extern int term_server (mach_msg_header_t *, mach_msg_header_t *);
180/* extern int tioctl_server (mach_msg_header_t *, mach_msg_header_t *); */
181 extern int bootstrap_server (mach_msg_header_t *, mach_msg_header_t *);
182 extern void bootstrap_compat ();
183
184#if 0
185 if (inp->msgh_local_port == bootport && boot_like_cmudef)
186 {
187 if (inp->msgh_id == 999999)
188 {
189 bootstrap_compat (inp, outp);
190 return 1;
191 }
192 else
193 return bootstrap_server (inp, outp);
194 }
195 else
196#endif
197 return (io_server (inp, outp)
198 || device_server (inp, outp)
199 || notify_server (inp, outp)
200 || term_server (inp, outp)
201 /* || tioctl_server (inp, outp) */);
202}
203
204vm_address_t
205load_image (task_t t,
206 char *file)
207{
208 int fd;
209 union
210 {
211 struct exec a;
212 Elf32_Ehdr e;
213 } hdr;
214 char msg[] = ": cannot open bootstrap file\n";
215
216 fd = useropen (file, O_RDONLY0x0001, 0);
217
218 if (fd == -1)
219 {
220 write (2, file, strlen (file));
221 write (2, msg, sizeof msg - 1);
222 task_terminate (t);
223 host_exitexit (1);
224 }
225
226 read (fd, &hdr, sizeof hdr);
227 if (*(Elf32_Word *) hdr.e.e_ident == *(Elf32_Word *) "\177ELF")
228 {
229 Elf32_Phdr phdrs[hdr.e.e_phnum], *ph;
230 lseek (fd, hdr.e.e_phoff, SEEK_SET0);
231 read (fd, phdrs, sizeof phdrs);
232 for (ph = phdrs; ph < &phdrs[sizeof phdrs/sizeof phdrs[0]]; ++ph)
233 if (ph->p_type == PT_LOAD1)
234 {
235 vm_address_t buf;
236 vm_size_t offs = ph->p_offset & (ph->p_align - 1);
237 vm_size_t bufsz = round_page (ph->p_filesz + offs)((((vm_offset_t) (ph->p_filesz + offs) + __vm_page_size - 1
) / __vm_page_size) * __vm_page_size)
;
238
239 buf = (vm_address_t) mmap (0, bufsz,
240 PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
241
242 lseek (fd, ph->p_offset, SEEK_SET0);
243 read (fd, (void *)(buf + offs), ph->p_filesz);
244
245 ph->p_memsz = ((ph->p_vaddr + ph->p_memsz + ph->p_align - 1)
246 & ~(ph->p_align - 1));
247 ph->p_vaddr &= ~(ph->p_align - 1);
248 ph->p_memsz -= ph->p_vaddr;
249
250 vm_allocate (t, (vm_address_t*)&ph->p_vaddr, ph->p_memsz, 0);
251 vm_write (t, ph->p_vaddr, buf, bufsz);
252 munmap ((caddr_t) buf, bufsz);
253 vm_protect (t, ph->p_vaddr, ph->p_memsz, 0,
254 ((ph->p_flags & PF_R(1 << 2)) ? VM_PROT_READ((vm_prot_t) 0x01) : 0) |
255 ((ph->p_flags & PF_W(1 << 1)) ? VM_PROT_WRITE((vm_prot_t) 0x02) : 0) |
256 ((ph->p_flags & PF_X(1 << 0)) ? VM_PROT_EXECUTE((vm_prot_t) 0x04) : 0));
257 }
258 return hdr.e.e_entry;
259 }
260 else
261 {
262 /* a.out */
263 int magic = N_MAGIC (hdr.a)((hdr.a).a_info & 0xffff);
264 int headercruft;
265 vm_address_t base = 0x10000;
266 int rndamount, amount;
267 vm_address_t bsspagestart, bssstart;
268 char *buf;
269
270 headercruft = sizeof (struct exec) * (magic == ZMAGIC0413);
271
272 amount = headercruft + hdr.a.a_text + hdr.a.a_data;
273 rndamount = round_page (amount)((((vm_offset_t) (amount) + __vm_page_size - 1) / __vm_page_size
) * __vm_page_size)
;
274 buf = mmap (0, rndamount, PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
275 lseek (fd, sizeof hdr.a - headercruft, SEEK_SET0);
276 read (fd, buf, amount);
277 vm_allocate (t, &base, rndamount, 0);
278 vm_write (t, base, (vm_address_t) buf, rndamount);
279 if (magic != OMAGIC0407)
280 vm_protect (t, base, trunc_page (headercruft + hdr.a.a_text)((((vm_offset_t) (headercruft + hdr.a.a_text)) / __vm_page_size
) * __vm_page_size)
,
281 0, VM_PROT_READ((vm_prot_t) 0x01) | VM_PROT_EXECUTE((vm_prot_t) 0x04));
282 munmap ((caddr_t) buf, rndamount);
283
284 bssstart = base + hdr.a.a_text + hdr.a.a_data + headercruft;
285 bsspagestart = round_page (bssstart)((((vm_offset_t) (bssstart) + __vm_page_size - 1) / __vm_page_size
) * __vm_page_size)
;
286 vm_allocate (t, &bsspagestart,
287 hdr.a.a_bss - (bsspagestart - bssstart), 0);
288
289 return hdr.a.a_entry;
290 }
291}
292
293
294void read_reply ();
295void * msg_thread (void *);
296
297/* Callbacks for boot_script.c; see boot_script.h. */
298
299mach_port_t
300boot_script_read_file (const char *filename)
301{
302 static const char msg[] = ": cannot open\n";
303 int fd = useropen (filename, O_RDONLY0x0001, 0);
304 host_stat_t st;
305 error_t err;
306 mach_port_t memobj;
307 vm_address_t region;
308
309 write (2, filename, strlen (filename));
310 if (fd < 0)
311 {
312 write (2, msg, sizeof msg - 1);
313 host_exitexit (1);
314 }
315 else
316 write (2, msg + sizeof msg - 2, 1);
317
318 host_fstatfstat (fd, &st);
319
320 err = default_pager_object_create (defpager, &memobj,
321 round_page (st.st_size)((((vm_offset_t) (st.st_size) + __vm_page_size - 1) / __vm_page_size
) * __vm_page_size)
);
322 if (err)
323 {
324 static const char msg[] = "cannot create default-pager object\n";
325 write (2, msg, sizeof msg - 1);
326 host_exitexit (1);
327 }
328
329 region = 0;
330 vm_map (mach_task_self ()((__mach_task_self_ + 0)), &region, round_page (st.st_size)((((vm_offset_t) (st.st_size) + __vm_page_size - 1) / __vm_page_size
) * __vm_page_size)
,
331 0, 1, memobj, 0, 0, VM_PROT_ALL(((vm_prot_t) 0x01)|((vm_prot_t) 0x02)|((vm_prot_t) 0x04)), VM_PROT_ALL(((vm_prot_t) 0x01)|((vm_prot_t) 0x02)|((vm_prot_t) 0x04)), VM_INHERIT_NONE((vm_inherit_t) 2));
332 read (fd, (char *) region, st.st_size);
333 munmap ((caddr_t) region, round_page (st.st_size)((((vm_offset_t) (st.st_size) + __vm_page_size - 1) / __vm_page_size
) * __vm_page_size)
);
334
335 close (fd);
336 return memobj;
337}
338
339int
340boot_script_exec_cmd (void *hook,
341 mach_port_t task, char *path, int argc,
342 char **argv, char *strings, int stringlen)
343{
344 char *args, *p;
345 int arg_len, i;
346 size_t reg_size;
347 void *arg_pos;
348 vm_offset_t stack_start, stack_end;
349 vm_address_t startpc, str_start;
350 thread_t thread;
351
352 write (2, path, strlen (path));
353 for (i = 1; i < argc; ++i)
354 {
355 write (2, " ", 1);
356 write (2, argv[i], strlen (argv[i]));
357 }
358 write (2, "\r\n", 2);
359
360 startpc = load_image (task, path);
361 arg_len = stringlen + (argc + 2) * sizeof (char *) + sizeof (integer_t);
362 arg_len += 5 * sizeof (int);
363 stack_end = VM_MAX_ADDRESS(0x80000000UL);
364 stack_start = VM_MAX_ADDRESS(0x80000000UL) - 16 * 1024 * 1024;
365 vm_allocate (task, &stack_start, stack_end - stack_start, FALSE((boolean_t) 0));
366 arg_pos = (void *) ((stack_end - arg_len) & ~(sizeof (natural_t) - 1));
367 args = mmap (0, stack_end - trunc_page ((vm_offset_t) arg_pos)((((vm_offset_t) ((vm_offset_t) arg_pos)) / __vm_page_size) *
__vm_page_size)
,
368 PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
369 str_start = ((vm_address_t) arg_pos
370 + (argc + 2) * sizeof (char *) + sizeof (integer_t));
371 p = args + ((vm_address_t) arg_pos & (vm_page_size - 1));
372 *(int *) p = argc;
373 p = (void *) p + sizeof (int);
374 for (i = 0; i < argc; i++)
375 {
376 *(char **) p = argv[i] - strings + (char *) str_start;
377 p = (void *) p + sizeof (char *);
378 }
379 *(char **) p = 0;
380 p = (void *) p + sizeof (char *);
381 *(char **) p = 0;
382 p = (void *) p + sizeof (char *);
383 memcpy (p, strings, stringlen);
384 bzero (args, (vm_offset_t) arg_pos & (vm_page_size - 1));
385 vm_write (task, trunc_page ((vm_offset_t) arg_pos)((((vm_offset_t) ((vm_offset_t) arg_pos)) / __vm_page_size) *
__vm_page_size)
, (vm_address_t) args,
386 stack_end - trunc_page ((vm_offset_t) arg_pos)((((vm_offset_t) ((vm_offset_t) arg_pos)) / __vm_page_size) *
__vm_page_size)
);
387 munmap ((caddr_t) args,
388 stack_end - trunc_page ((vm_offset_t) arg_pos)((((vm_offset_t) ((vm_offset_t) arg_pos)) / __vm_page_size) *
__vm_page_size)
);
389
390 thread_create (task, &thread);
391#ifdef i386_THREAD_STATE_COUNT(sizeof (struct i386_thread_state)/sizeof(unsigned int))
392 {
393 struct i386_thread_state regs;
394 reg_size = i386_THREAD_STATE_COUNT(sizeof (struct i386_thread_state)/sizeof(unsigned int));
395 thread_get_state (thread, i386_THREAD_STATE1,
396 (thread_state_t) &regs, &reg_size);
397 regs.eip = (int) startpc;
398 regs.uesp = (int) arg_pos;
399 thread_set_state (thread, i386_THREAD_STATE1,
400 (thread_state_t) &regs, reg_size);
401 }
402#elif defined(ALPHA_THREAD_STATE_COUNT)
403 {
404 struct alpha_thread_state regs;
405 reg_size = ALPHA_THREAD_STATE_COUNT;
406 thread_get_state (thread, ALPHA_THREAD_STATE,
407 (thread_state_t) &regs, &reg_size);
408 regs.r30 = (natural_t) arg_pos;
409 regs.pc = (natural_t) startpc;
410 thread_set_state (thread, ALPHA_THREAD_STATE,
411 (thread_state_t) &regs, reg_size);
412 }
413#else
414# error needs to be ported
415#endif
416
417 thread_resume (thread);
418 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), thread);
419 return 0;
420}
421
422const char *argp_program_version = STANDARD_HURD_VERSION (boot)"boot" " (GNU Hurd) " "0.5";
423
424static struct argp_option options[] =
425{
426 { "boot-root", 'D', "DIR", 0,
427 "Root of a directory tree in which to find files specified in BOOT-SCRIPT" },
428 { "single-user", 's', 0, 0,
429 "Boot in single user mode" },
430 { "kernel-command-line", 'c', "COMMAND LINE", 0,
431 "Simulated multiboot command line to supply" },
432 { "pause" , 'd', 0, 0,
433 "Pause for user confirmation at various times during booting" },
434 { "isig", 'I', 0, 0,
435 "Do not disable terminal signals, so you can suspend and interrupt boot."},
436 { "device", 'f', "device_name=device_file", 0,
437 "Specify a device file used by subhurd and its virtual name."},
438 { 0 }
439};
440static char args_doc[] = "BOOT-SCRIPT";
441static char doc[] = "Boot a second hurd";
442
443struct dev_map
444{
445 char *name;
446 mach_port_t port;
447 struct dev_map *next;
448};
449
450static struct dev_map *dev_map_head;
451
452static struct dev_map *add_dev_map (char *dev_name, char *dev_file)
453{
454 struct dev_map *map = malloc (sizeof (*map));
455
456 assert (map)((map) ? (void) (0) : __assert_fail ("map", "../../boot/boot.c"
, 456, __PRETTY_FUNCTION__))
;
457 map->name = dev_name;
458 map->port = file_name_lookup (dev_file, 0, 0);
459 if (map->port == MACH_PORT_NULL((mach_port_t) 0))
460 error (1, errno(*__errno_location ()), "file_name_lookup: %s", dev_file);
461 map->next = dev_map_head;
462 dev_map_head = map;
463 return map;
464}
465
466static struct dev_map *lookup_dev (char *dev_name)
467{
468 struct dev_map *map;
469
470 for (map = dev_map_head; map; map = map->next)
471 {
472 if (strcmp (map->name, dev_name) == 0)
473 return map;
474 }
475 return NULL((void*)0);
476}
477
478static error_t
479parse_opt (int key, char *arg, struct argp_state *state)
480{
481 char *dev_file;
482
483 switch (key)
484 {
485 size_t len;
486
487 case 'c': kernel_command_line = arg; break;
488
489 case 'D': useropen_dir = arg; break;
490
491 case 'I': isig = 1; break;
492
493 case 's': case 'd':
494 len = strlen (bootstrap_args);
495 if (len >= sizeof bootstrap_args - 1)
496 argp_error (state, "Too many bootstrap args");
497 bootstrap_args[len++] = key;
498 bootstrap_args[len] = '\0';
499 break;
500
501 case 'f':
502 dev_file = strchr (arg, '=');
503 if (dev_file == NULL((void*)0))
504 return ARGP_ERR_UNKNOWN((0x10 << 26) | ((7) & 0x3fff));
505 *dev_file = 0;
506 add_dev_map (arg, dev_file+1);
507 break;
508
509 case ARGP_KEY_ARG0:
510 if (state->arg_num == 0)
511 bootscript = arg;
512 else
513 return ARGP_ERR_UNKNOWN((0x10 << 26) | ((7) & 0x3fff));
514 break;
515
516 case ARGP_KEY_INIT0x1000003:
517 state->child_inputs[0] = state->input; break;
518
519 default:
520 return ARGP_ERR_UNKNOWN((0x10 << 26) | ((7) & 0x3fff));
521 }
522 return 0;
523}
524
525int
526main (int argc, char **argv, char **envp)
527{
528 error_t err;
529 mach_port_t foo;
530 char *buf = 0;
531 int i, len;
532 pthread_t pthread_id;
533 char *root_store_name;
534 const struct argp_child kids[] = { { &store_argp }, { 0 }};
535 struct argp argp = { options, parse_opt, args_doc, doc, kids };
536 struct store_argp_params store_argp_params = { 0 };
537
538 argp_parse (&argp, argc, argv, 0, 0, &store_argp_params);
539 err = store_parsed_name (store_argp_params.result, &root_store_name);
540 if (err)
541 error (2, err, "store_parsed_name");
542
543 err = store_parsed_open (store_argp_params.result, 0, &root_store);
544 if (err)
545 error (4, err, "%s", root_store_name);
546
547 get_privileged_ports (&privileged_host_port, &master_device_port);
548
549 defpager = MACH_PORT_NULL((mach_port_t) 0);
550 vm_set_default_memory_manager (privileged_host_port, &defpager);
551
552 strcat (bootstrap_args, "f");
553
554 mach_port_allocate (mach_task_self ()((__mach_task_self_ + 0)), MACH_PORT_RIGHT_PORT_SET((mach_port_right_t) 3),
555 &receive_set);
556
557 if (root_store->class == &store_device_class && root_store->name
558 && (root_store->flags & STORE_ENFORCED0x2000)
559 && root_store->num_runs == 1 && root_store->runs[0].start == 0)
560 /* Let known device nodes pass through directly. */
561 bootdevice = root_store->name;
562 else
563 /* Pass a magic value that we can use to do I/O to ROOT_STORE. */
564 {
565 bootdevice = "pseudo-root";
566 mach_port_allocate (mach_task_self ()((__mach_task_self_ + 0)), MACH_PORT_RIGHT_RECEIVE((mach_port_right_t) 1),
567 &pseudo_root);
568 mach_port_move_member (mach_task_self ()((__mach_task_self_ + 0)), pseudo_root, receive_set);
569 }
570
571 mach_port_allocate (mach_task_self ()((__mach_task_self_ + 0)), MACH_PORT_RIGHT_RECEIVE((mach_port_right_t) 1),
572 &pseudo_master_device_port);
573 mach_port_insert_right (mach_task_self ()((__mach_task_self_ + 0)),
574 pseudo_master_device_port,
575 pseudo_master_device_port,
576 MACH_MSG_TYPE_MAKE_SEND20);
577 mach_port_move_member (mach_task_self ()((__mach_task_self_ + 0)), pseudo_master_device_port,
578 receive_set);
579 mach_port_request_notification (mach_task_self ()((__mach_task_self_ + 0)), pseudo_master_device_port,
580 MACH_NOTIFY_NO_SENDERS(0100 + 006), 1,
581 pseudo_master_device_port,
582 MACH_MSG_TYPE_MAKE_SEND_ONCE21, &foo);
583 if (foo != MACH_PORT_NULL((mach_port_t) 0))
584 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), foo);
585
586 mach_port_allocate (mach_task_self ()((__mach_task_self_ + 0)), MACH_PORT_RIGHT_RECEIVE((mach_port_right_t) 1),
587 &pseudo_console);
588 mach_port_move_member (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console, receive_set);
589 mach_port_request_notification (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
590 MACH_NOTIFY_NO_SENDERS(0100 + 006), 1, pseudo_console,
591 MACH_MSG_TYPE_MAKE_SEND_ONCE21, &foo);
592 if (foo != MACH_PORT_NULL((mach_port_t) 0))
593 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), foo);
594
595 if (kernel_command_line == 0)
596 asprintf (&kernel_command_line, "%s %s root=%s",
597 argv[0], bootstrap_args, bootdevice);
598
599 /* Initialize boot script variables. */
600 if (boot_script_set_variable ("host-port", VAL_PORT2,
601 (int) privileged_host_port)
602 || boot_script_set_variable ("device-port", VAL_PORT2,
603 (integer_t) pseudo_master_device_port)
604 || boot_script_set_variable ("kernel-command-line", VAL_STR1,
605 (integer_t) kernel_command_line)
606 || boot_script_set_variable ("root-device",
607 VAL_STR1, (integer_t) bootdevice)
608 || boot_script_set_variable ("boot-args",
609 VAL_STR1, (integer_t) bootstrap_args))
610 {
611 static const char msg[] = "error setting variable";
612
613 write (2, msg, strlen (msg));
614 host_exitexit (1);
615 }
616
617 /* Turn each `FOO=BAR' word in the command line into a boot script
618 variable ${FOO} with value BAR. */
619 {
620 int len = strlen (kernel_command_line) + 1;
621 char *s = memcpy (alloca (len)__builtin_alloca (len), kernel_command_line, len);
622 char *word;
623
624 while ((word = strsep (&s, " \t")) != 0)
625 {
626 char *eq = strchr (word, '=');
627 if (eq == 0)
628 continue;
629 *eq++ = '\0';
630 err = boot_script_set_variable (word, VAL_STR1, (integer_t) eq);
631 if (err)
632 {
633 char *msg;
634 asprintf (&msg, "cannot set boot-script variable %s: %s\n",
635 word, boot_script_error_string (err));
636 assert (msg)((msg) ? (void) (0) : __assert_fail ("msg", "../../boot/boot.c"
, 636, __PRETTY_FUNCTION__))
;
637 write (2, msg, strlen (msg));
638 free (msg);
639 host_exitexit (1);
640 }
641 }
642 }
643
644 /* Parse the boot script. */
645 {
646 char *p, *line;
647 static const char filemsg[] = "Can't open boot script\n";
648 static const char memmsg[] = "Not enough memory\n";
649 int amt, fd, err;
650
651 fd = open (bootscript, O_RDONLY0x0001, 0);
652 if (fd < 0)
653 {
654 write (2, filemsg, sizeof (filemsg));
655 host_exitexit (1);
656 }
657 p = buf = malloc (500);
658 if (!buf)
659 {
660 write (2, memmsg, sizeof (memmsg));
661 host_exitexit (1);
662 }
663 len = 500;
664 amt = 0;
665 while (1)
666 {
667 i = read (fd, p, len - (p - buf));
668 if (i <= 0)
669 break;
670 p += i;
671 amt += i;
672 if (p == buf + len)
673 {
674 char *newbuf;
675
676 len += 500;
677 newbuf = realloc (buf, len);
678 if (!newbuf)
679 {
680 write (2, memmsg, sizeof (memmsg));
681 host_exitexit (1);
682 }
683 p = newbuf + (p - buf);
684 buf = newbuf;
685 }
686 }
687 line = p = buf;
688 while (1)
689 {
690 while (p < buf + amt && *p != '\n')
691 p++;
692 *p = '\0';
693 err = boot_script_parse_line (0, line);
694 if (err)
695 {
696 char *str;
697 int i;
698
699 str = boot_script_error_string (err);
700 i = strlen (str);
701 write (2, str, i);
702 write (2, " in `", 5);
703 write (2, line, strlen (line));
704 write (2, "'\n", 2);
705 host_exitexit (1);
706 }
707 if (p == buf + amt)
708 break;
709 line = ++p;
710 }
711 }
712
713 if (index (bootstrap_args, 'd'))
714 {
715 static const char msg[] = "Pausing. . .";
716 char c;
717 write (2, msg, sizeof (msg) - 1);
718 read (0, &c, 1);
719 }
720
721 init_termstate ();
722
723 /* The boot script has now been parsed into internal data structures.
724 Now execute its directives. */
725 {
726 int err;
727
728 err = boot_script_exec ();
729 if (err)
730 {
731 char *str = boot_script_error_string (err);
732 int i = strlen (str);
733
734 write (2, str, i);
735 write (2, "\n", 1);
736 host_exitexit (1);
737 }
738 free (buf);
739 }
740
741 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), pseudo_master_device_port);
742
743 err = pthread_create (&pthread_id, NULL((void*)0), msg_thread, NULL((void*)0));
744 if (!err)
745 pthread_detach (pthread_id);
746 else
747 {
748 errno(*__errno_location ()) = err;
749 perror ("pthread_create");
750 }
751
752 for (;;)
753 {
754 fd_set rmask;
755 FD_ZERO (&rmask)do { int __d0, __d1; __asm__ __volatile__ ("cld; rep; " "stosl"
: "=c" (__d0), "=D" (__d1) : "a" (0), "0" (sizeof (fd_set) /
sizeof (__fd_mask)), "1" (&((&rmask)->fds_bits)[0
]) : "memory"); } while (0)
;
756 FD_SET (0, &rmask)((void) (((&rmask)->fds_bits)[((0) / (8 * (int) sizeof
(__fd_mask)))] |= ((__fd_mask) 1 << ((0) % (8 * (int) sizeof
(__fd_mask))))))
;
757 if (select (1, &rmask, 0, 0, 0) == 1)
758 read_reply ();
759 else /* We hosed */
760 error (5, errno(*__errno_location ()), "select");
761 }
762
763/* mach_msg_server (request_server, __vm_page_size * 2, receive_set); */
764}
765
766void *
767msg_thread (void *arg)
768{
769 while (1)
770 mach_msg_server (request_server, 0, receive_set);
771}
772
773
774enum read_type
775{
776 DEV_READ,
777 DEV_READI,
778 IO_READ,
779};
780struct qr
781{
782 enum read_type type;
783 mach_port_t reply_port;
784 mach_msg_type_name_t reply_type;
785 int amount;
786 struct qr *next;
787};
788struct qr *qrhead, *qrtail;
789
790/* Queue a read for later reply. */
791kern_return_t
792queue_read (enum read_type type,
793 mach_port_t reply_port,
794 mach_msg_type_name_t reply_type,
795 int amount)
796{
797 struct qr *qr;
798
799 qr = malloc (sizeof (struct qr));
800 if (!qr)
801 return D_NO_MEMORY2508;
802
803 pthread_spin_lock (&queuelock);
804
805 qr->type = type;
806 qr->reply_port = reply_port;
807 qr->reply_type = reply_type;
808 qr->amount = amount;
809 qr->next = 0;
810 if (qrtail)
811 qrtail->next = qr;
812 else
813 qrhead = qrtail = qr;
814
815 pthread_spin_unlock (&queuelock);
816 return D_SUCCESS0;
817}
818
819/* TRUE if there's data available on stdin, which should be used to satisfy
820 console read requests. */
821static int should_read = 0;
822
823/* Reply to a queued read. */
824void
825read_reply ()
826{
827 int avail;
828 struct qr *qr;
829 char * buf;
830 int amtread;
831
832 /* By forcing SHOULD_READ to true before trying the lock, we ensure that
833 either we get the lock ourselves or that whoever currently holds the
834 lock will service this read when he unlocks it. */
835 should_read = 1;
836 if (pthread_spin_trylock (&readlock))
837 return;
838
839 /* Since we're committed to servicing the read, no one else need do so. */
840 should_read = 0;
841
842 ioctl (0, FIONREAD(((127)) | ((((('f')) - 'f') | ((((0) | (((0) | ((1) | ((0) |
((0) | ((sizeof (int) == 8 ? IOC_64 : (enum __ioctl_datum) (
sizeof (int) >> 1))) << 2) << 2) << 5
) << 5) << 3))) | (IOC_OUT) << 19) <<
4) << 7))
, &avail);
843 if (!avail)
844 {
845 pthread_spin_unlock (&readlock);
846 return;
847 }
848
849 pthread_spin_lock (&queuelock);
850
851 if (!qrhead)
852 {
853 pthread_spin_unlock (&queuelock);
854 pthread_spin_unlock (&readlock);
855 return;
856 }
857
858 qr = qrhead;
859 qrhead = qr->next;
860 if (qr == qrtail)
861 qrtail = 0;
862
863 pthread_spin_unlock (&queuelock);
864
865 if (qr->type == DEV_READ)
866 buf = mmap (0, qr->amount, PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
867 else
868 buf = alloca (qr->amount)__builtin_alloca (qr->amount);
869 amtread = read (0, buf, qr->amount);
870
871 pthread_spin_unlock (&readlock);
872
873 switch (qr->type)
874 {
875 case DEV_READ:
876 if (amtread >= 0)
877 ds_device_read_reply (qr->reply_port, qr->reply_type, 0,
878 (io_buf_ptr_t) buf, amtread);
879 else
880 ds_device_read_reply (qr->reply_port, qr->reply_type, errno(*__errno_location ()), 0, 0);
881 break;
882
883 case DEV_READI:
884 if (amtread >= 0)
885 ds_device_read_reply_inband (qr->reply_port, qr->reply_type, 0,
886 buf, amtread);
887 else
888 ds_device_read_reply_inband (qr->reply_port, qr->reply_type, errno(*__errno_location ()),
889 0, 0);
890 break;
891
892 case IO_READ:
893 if (amtread >= 0)
894 io_read_reply (qr->reply_port, qr->reply_type, 0,
895 buf, amtread);
896 else
897 io_read_reply (qr->reply_port, qr->reply_type, errno(*__errno_location ()), 0, 0);
898 break;
899 }
900
901 free (qr);
902}
903
904/* Unlock READLOCK, and also service any new read requests that it was
905 blocking. */
906static void
907unlock_readlock ()
908{
909 pthread_spin_unlock (&readlock);
910 while (should_read)
911 read_reply ();
912}
913
914/*
915 * Handle bootstrap requests.
916 */
917/* These two functions from .../mk/bootstrap/default_pager.c. */
918
919kern_return_t
920do_bootstrap_privileged_ports(bootstrap, hostp, devicep)
921 mach_port_t bootstrap;
922 mach_port_t *hostp, *devicep;
923{
924 *hostp = privileged_host_port;
925 *devicep = pseudo_master_device_port;
926 return KERN_SUCCESS0;
927}
928
929void
930bootstrap_compat(in, out)
931 mach_msg_header_t *in, *out;
932{
933 mig_reply_header_t *reply = (mig_reply_header_t *) out;
934 mach_msg_return_t mr;
935
936 struct imsg {
937 mach_msg_header_t hdr;
938 mach_msg_type_t port_desc_1;
939 mach_port_t port_1;
940 mach_msg_type_t port_desc_2;
941 mach_port_t port_2;
942 } imsg;
943
944 /*
945 * Send back the host and device ports.
946 */
947
948 imsg.hdr.msgh_bits = MACH_MSGH_BITS_COMPLEX0x80000000U |
949 MACH_MSGH_BITS(MACH_MSGH_BITS_REMOTE(in->msgh_bits), 0)((((in->msgh_bits) & 0x000000ff)) | ((0) << 8));
950 /* msgh_size doesn't need to be initialized */
951 imsg.hdr.msgh_remote_port = in->msgh_remote_port;
952 imsg.hdr.msgh_local_port = MACH_PORT_NULL((mach_port_t) 0);
953 /* msgh_seqno doesn't need to be initialized */
954 imsg.hdr.msgh_id = in->msgh_id + 100; /* this is a reply msg */
955
956 imsg.port_desc_1.msgt_name = MACH_MSG_TYPE_COPY_SEND19;
957 imsg.port_desc_1.msgt_size = (sizeof(mach_port_t) * 8);
958 imsg.port_desc_1.msgt_number = 1;
959 imsg.port_desc_1.msgt_inline = TRUE((boolean_t) 1);
960 imsg.port_desc_1.msgt_longform = FALSE((boolean_t) 0);
961 imsg.port_desc_1.msgt_deallocate = FALSE((boolean_t) 0);
962 imsg.port_desc_1.msgt_unused = 0;
963
964 imsg.port_1 = privileged_host_port;
965
966 imsg.port_desc_2 = imsg.port_desc_1;
967
968 imsg.port_desc_2.msgt_name = MACH_MSG_TYPE_MAKE_SEND20;
969 imsg.port_2 = pseudo_master_device_port;
970
971 /*
972 * Send the reply message.
973 * (mach_msg_server can not do this, because the reply
974 * is not in standard format.)
975 */
976
977 mr = mach_msg(&imsg.hdr, MACH_SEND_MSG0x00000001,
978 sizeof imsg, 0, MACH_PORT_NULL((mach_port_t) 0),
979 MACH_MSG_TIMEOUT_NONE((mach_msg_timeout_t) 0), MACH_PORT_NULL((mach_port_t) 0));
980 if (mr != MACH_MSG_SUCCESS0x00000000)
981 (void) mach_port_deallocate(mach_task_self ()((__mach_task_self_ + 0)),
982 imsg.hdr.msgh_remote_port);
983
984 /*
985 * Tell mach_msg_server to do nothing.
986 */
987
988 reply->RetCode = MIG_NO_REPLY-305;
989}
990
991/* Implementation of device interface */
992
993kern_return_t
994ds_device_open (mach_port_t master_port,
995 mach_port_t reply_port,
996 mach_msg_type_name_t reply_type,
997 dev_mode_t mode,
998 dev_name_t name,
999 mach_port_t *device,
1000 mach_msg_type_name_t *devicetype)
1001{
1002 struct dev_map *map;
1003
1004 if (master_port != pseudo_master_device_port)
1005 return D_INVALID_OPERATION2505;
1006
1007 if (!strcmp (name, "console"))
1008 {
1009#if 0
1010 mach_port_insert_right (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1011 pseudo_console, MACH_MSG_TYPE_MAKE_SEND20);
1012 console_send_rights++;
1013#endif
1014 console_mscount++;
1015 *device = pseudo_console;
1016 *devicetype = MACH_MSG_TYPE_MAKE_SEND20;
1017 return 0;
1018 }
1019 else if (strcmp (name, "pseudo-root") == 0)
1020 /* Magic root device. */
1021 {
1022 *device = pseudo_root;
1023 *devicetype = MACH_MSG_TYPE_MAKE_SEND20;
1024 return 0;
1025 }
1026
1027 map = lookup_dev (name);
1028 if (map)
1029 {
1030 *devicetype = MACH_MSG_TYPE_MOVE_SEND17;
1031 return device_open (map->port, mode, "", device);
1032 }
1033
1034 *devicetype = MACH_MSG_TYPE_MOVE_SEND17;
1035 return device_open (master_device_port, mode, name, device);
1036}
1037
1038kern_return_t
1039ds_device_close (device_t device)
1040{
1041 if (device != pseudo_console && device != pseudo_root)
1042 return D_NO_SUCH_DEVICE2502;
1043 return 0;
1044}
1045
1046kern_return_t
1047ds_device_write (device_t device,
1048 mach_port_t reply_port,
1049 mach_msg_type_name_t reply_type,
1050 dev_mode_t mode,
1051 recnum_t recnum,
1052 io_buf_ptr_t data,
1053 size_t datalen,
1054 int *bytes_written)
1055{
1056 if (device == pseudo_console)
1057 {
1058#if 0
1059 if (console_send_rights)
1060 {
1061 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1062 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1063 console_send_rights = 0;
1064 }
1065#endif
1066
1067 *bytes_written = write (1, data, datalen);
1068
1069 return (*bytes_written == -1 ? D_IO_ERROR2500 : D_SUCCESS0);
1070 }
1071 else if (device == pseudo_root)
1072 {
1073 size_t wrote;
1074 if (store_write (root_store, recnum, data, datalen, &wrote) != 0)
1075 return D_IO_ERROR2500;
1076 *bytes_written = wrote;
1077 return D_SUCCESS0;
1078 }
1079 else
1080 return D_NO_SUCH_DEVICE2502;
1081}
1082
1083kern_return_t
1084ds_device_write_inband (device_t device,
1085 mach_port_t reply_port,
1086 mach_msg_type_name_t reply_type,
1087 dev_mode_t mode,
1088 recnum_t recnum,
1089 io_buf_ptr_inband_t data,
1090 size_t datalen,
1091 int *bytes_written)
1092{
1093 if (device == pseudo_console)
1094 {
1095#if 0
1096 if (console_send_rights)
1097 {
1098 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1099 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1100 console_send_rights = 0;
1101 }
1102#endif
1103
1104 *bytes_written = write (1, data, datalen);
1105
1106 return (*bytes_written == -1 ? D_IO_ERROR2500 : D_SUCCESS0);
1107 }
1108 else if (device == pseudo_root)
1109 {
1110 size_t wrote;
1111 if (store_write (root_store, recnum, data, datalen, &wrote) != 0)
1112 return D_IO_ERROR2500;
1113 *bytes_written = wrote;
1114 return D_SUCCESS0;
1115 }
1116 else
1117 return D_NO_SUCH_DEVICE2502;
1118}
1119
1120kern_return_t
1121ds_device_read (device_t device,
1122 mach_port_t reply_port,
1123 mach_msg_type_name_t reply_type,
1124 dev_mode_t mode,
1125 recnum_t recnum,
1126 int bytes_wanted,
1127 io_buf_ptr_t *data,
1128 size_t *datalen)
1129{
1130 if (device == pseudo_console)
1131 {
1132 int avail;
1133
1134#if 0
1135 if (console_send_rights)
1136 {
1137 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1138 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1139 console_send_rights = 0;
1140 }
1141#endif
1142
1143 pthread_spin_lock (&readlock);
1144 ioctl (0, FIONREAD(((127)) | ((((('f')) - 'f') | ((((0) | (((0) | ((1) | ((0) |
((0) | ((sizeof (int) == 8 ? IOC_64 : (enum __ioctl_datum) (
sizeof (int) >> 1))) << 2) << 2) << 5
) << 5) << 3))) | (IOC_OUT) << 19) <<
4) << 7))
, &avail);
1145 if (avail)
1146 {
1147 *data = mmap (0, bytes_wanted, PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
1148 *datalen = read (0, *data, bytes_wanted);
1149 unlock_readlock ();
1150 return (*datalen == -1 ? D_IO_ERROR2500 : D_SUCCESS0);
1151 }
1152 else
1153 {
1154 kern_return_t err;
1155
1156 unlock_readlock ();
1157 err = queue_read (DEV_READ, reply_port, reply_type, bytes_wanted);
1158 if (err)
1159 return err;
1160 return MIG_NO_REPLY-305;
1161 }
1162 }
1163 else if (device == pseudo_root)
1164 {
1165 *datalen = 0;
1166 return
1167 (store_read (root_store, recnum, bytes_wanted, (void **)data, datalen) == 0
1168 ? D_SUCCESS0
1169 : D_IO_ERROR2500);
1170 }
1171 else
1172 return D_NO_SUCH_DEVICE2502;
1173}
1174
1175kern_return_t
1176ds_device_read_inband (device_t device,
1177 mach_port_t reply_port,
1178 mach_msg_type_name_t reply_type,
1179 dev_mode_t mode,
1180 recnum_t recnum,
1181 int bytes_wanted,
1182 io_buf_ptr_inband_t data,
1183 size_t *datalen)
1184{
1185 if (device == pseudo_console)
1186 {
1187 int avail;
1188
1189#if 0
1190 if (console_send_rights)
1191 {
1192 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1193 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1194 console_send_rights = 0;
1195 }
1196#endif
1197
1198 pthread_spin_lock (&readlock);
1199 ioctl (0, FIONREAD(((127)) | ((((('f')) - 'f') | ((((0) | (((0) | ((1) | ((0) |
((0) | ((sizeof (int) == 8 ? IOC_64 : (enum __ioctl_datum) (
sizeof (int) >> 1))) << 2) << 2) << 5
) << 5) << 3))) | (IOC_OUT) << 19) <<
4) << 7))
, &avail);
1200 if (avail)
1201 {
1202 *datalen = read (0, data, bytes_wanted);
1203 unlock_readlock ();
1204 return (*datalen == -1 ? D_IO_ERROR2500 : D_SUCCESS0);
1205 }
1206 else
1207 {
1208 kern_return_t err;
1209
1210 unlock_readlock ();
1211 err = queue_read (DEV_READI, reply_port, reply_type, bytes_wanted);
1212 if (err)
1213 return err;
1214 return MIG_NO_REPLY-305;
1215 }
1216 }
1217 else if (device == pseudo_root)
1218 {
1219 error_t err;
1220 void *returned = data;
1221
1222 *datalen = bytes_wanted;
1223 err =
1224 store_read (root_store, recnum, bytes_wanted, (void **)&returned, datalen);
1225
1226 if (! err)
1227 {
1228 if (returned != data)
1229 {
1230 bcopy (returned, (void *)data, *datalen);
1231 munmap ((caddr_t) returned, *datalen);
1232 }
1233 return D_SUCCESS0;
1234 }
1235 else
1236 return D_IO_ERROR2500;
1237 }
1238 else
1239 return D_NO_SUCH_DEVICE2502;
1240}
1241
1242kern_return_t
1243ds_xxx_device_set_status (device_t device,
1244 dev_flavor_t flavor,
1245 dev_status_t status,
1246 size_t statu_cnt)
1247{
1248 if (device != pseudo_console)
1249 return D_NO_SUCH_DEVICE2502;
1250 return D_INVALID_OPERATION2505;
1251}
1252
1253kern_return_t
1254ds_xxx_device_get_status (device_t device,
1255 dev_flavor_t flavor,
1256 dev_status_t status,
1257 size_t *statuscnt)
1258{
1259 if (device != pseudo_console && device != pseudo_root)
1260 return D_NO_SUCH_DEVICE2502;
1261 return D_INVALID_OPERATION2505;
1262}
1263
1264kern_return_t
1265ds_xxx_device_set_filter (device_t device,
1266 mach_port_t rec,
1267 int pri,
1268 filter_array_t filt,
1269 size_t len)
1270{
1271 if (device != pseudo_console && device != pseudo_root)
1272 return D_NO_SUCH_DEVICE2502;
1273 return D_INVALID_OPERATION2505;
1274}
1275
1276kern_return_t
1277ds_device_map (device_t device,
1278 vm_prot_t prot,
1279 vm_offset_t offset,
1280 vm_size_t size,
1281 memory_object_t *pager,
1282 int unmap)
1283{
1284 if (device != pseudo_console && device != pseudo_root)
1285 return D_NO_SUCH_DEVICE2502;
1286 return D_INVALID_OPERATION2505;
1287}
1288
1289kern_return_t
1290ds_device_set_status (device_t device,
1291 dev_flavor_t flavor,
1292 dev_status_t status,
1293 size_t statuslen)
1294{
1295 if (device != pseudo_console && device != pseudo_root)
1296 return D_NO_SUCH_DEVICE2502;
1297 return D_INVALID_OPERATION2505;
1298}
1299
1300kern_return_t
1301ds_device_get_status (device_t device,
1302 dev_flavor_t flavor,
1303 dev_status_t status,
1304 size_t *statuslen)
1305{
1306 if (device == pseudo_console)
1307 return D_INVALID_OPERATION2505;
1308 else if (device == pseudo_root)
1309 if (flavor == DEV_GET_SIZE0)
1310 if (*statuslen < DEV_GET_SIZE_COUNT2)
1311 return D_INVALID_SIZE2507;
1312 else
1313 {
1314 status[DEV_GET_SIZE_DEVICE_SIZE0] = root_store->size;
1315 status[DEV_GET_SIZE_RECORD_SIZE1] = root_store->block_size;
1316 *statuslen = DEV_GET_SIZE_COUNT2;
1317 return D_SUCCESS0;
1318 }
1319 else
1320 return D_INVALID_OPERATION2505;
1321 else
1322 return D_NO_SUCH_DEVICE2502;
1323}
1324
1325kern_return_t
1326ds_device_set_filter (device_t device,
1327 mach_port_t receive_port,
1328 int priority,
1329 filter_array_t filter,
1330 size_t filterlen)
1331{
1332 if (device != pseudo_console && device != pseudo_root)
1333 return D_NO_SUCH_DEVICE2502;
1334 return D_INVALID_OPERATION2505;
1335}
1336
1337
1338/* Implementation of notify interface */
1339kern_return_t
1340do_mach_notify_port_deleted (mach_port_t notify,
1341 mach_port_t name)
1342{
1343 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1344}
1345
1346kern_return_t
1347do_mach_notify_msg_accepted (mach_port_t notify,
1348 mach_port_t name)
1349{
1350 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1351}
1352
1353kern_return_t
1354do_mach_notify_port_destroyed (mach_port_t notify,
1355 mach_port_t port)
1356{
1357 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1358}
1359
1360kern_return_t
1361do_mach_notify_no_senders (mach_port_t notify,
1362 mach_port_mscount_t mscount)
1363{
1364 static int no_console;
1365 mach_port_t foo;
1366 if (notify == pseudo_master_device_port)
1367 {
1368 if (no_console)
1369 goto bye;
1370 pseudo_master_device_port = MACH_PORT_NULL((mach_port_t) 0);
1371 return 0;
1372 }
1373 if (notify == pseudo_console)
1374 {
1375 if (mscount == console_mscount &&
1376 pseudo_master_device_port == MACH_PORT_NULL((mach_port_t) 0))
1377 {
1378 bye:
1379 restore_termstate ();
1380 write (2, "bye\n", 4);
1381 host_exitexit (0);
1382 }
1383 else
1384 {
1385 no_console = (mscount == console_mscount);
1386
1387 mach_port_request_notification (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1388 MACH_NOTIFY_NO_SENDERS(0100 + 006),
1389 console_mscount == mscount
1390 ? mscount + 1
1391 : console_mscount,
1392 pseudo_console,
1393 MACH_MSG_TYPE_MAKE_SEND_ONCE21, &foo);
1394 if (foo != MACH_PORT_NULL((mach_port_t) 0))
1395 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), foo);
1396 }
1397 }
1398
1399 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1400}
1401
1402kern_return_t
1403do_mach_notify_send_once (mach_port_t notify)
1404{
1405 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1406}
1407
1408kern_return_t
1409do_mach_notify_dead_name (mach_port_t notify,
1410 mach_port_t name)
1411{
1412#if 0
1413 if (name == child_task && notify == bootport)
1414 host_exitexit (0);
1415#endif
1416 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1417}
1418
1419
1420/* Implementation of the Hurd I/O interface, which
1421 we support for the console port only. */
1422
1423kern_return_t
1424S_io_write (mach_port_t object,
1425 mach_port_t reply_port,
1426 mach_msg_type_name_t reply_type,
1427 char *data,
1428 mach_msg_type_number_t datalen,
1429 off_t offset,
1430 mach_msg_type_number_t *amtwritten)
1431{
1432 if (object != pseudo_console)
1433 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1434
1435#if 0
1436 if (console_send_rights)
1437 {
1438 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1439 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1440 console_send_rights = 0;
1441 }
1442#endif
1443
1444 *amtwritten = write (1, data, datalen);
1445 return *amtwritten == -1 ? errno(*__errno_location ()) : 0;
1446}
1447
1448kern_return_t
1449S_io_read (mach_port_t object,
1450 mach_port_t reply_port,
1451 mach_msg_type_name_t reply_type,
1452 char **data,
1453 mach_msg_type_number_t *datalen,
1454 off_t offset,
1455 mach_msg_type_number_t amount)
1456{
1457 mach_msg_type_number_t avail;
1458
1459 if (object != pseudo_console)
1460 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1461
1462#if 0
1463 if (console_send_rights)
1464 {
1465 mach_port_mod_refs (mach_task_self ()((__mach_task_self_ + 0)), pseudo_console,
1466 MACH_PORT_TYPE_SEND((mach_port_type_t)(1 << ((((mach_port_right_t) 0))+16)
))
, -console_send_rights);
1467 console_send_rights = 0;
1468 }
1469#endif
1470
1471 pthread_spin_lock (&readlock);
1472 ioctl (0, FIONREAD(((127)) | ((((('f')) - 'f') | ((((0) | (((0) | ((1) | ((0) |
((0) | ((sizeof (int) == 8 ? IOC_64 : (enum __ioctl_datum) (
sizeof (int) >> 1))) << 2) << 2) << 5
) << 5) << 3))) | (IOC_OUT) << 19) <<
4) << 7))
, &avail);
1473 if (avail)
1474 {
1475 if (amount > *datalen)
1476 *data = mmap (0, amount, PROT_READ0x04|PROT_WRITE0x02, MAP_ANON0x0002, 0, 0);
1477 *datalen = read (0, *data, amount);
1478 unlock_readlock ();
1479 return *datalen == -1 ? errno(*__errno_location ()) : 0;
1480 }
1481 else
1482 {
1483 kern_return_t err;
1484 unlock_readlock ();
1485 err = queue_read (IO_READ, reply_port, reply_type, amount);
1486 if (err)
1487 return err;
1488 return MIG_NO_REPLY-305;
1489 }
1490}
1491
1492kern_return_t
1493S_io_seek (mach_port_t object,
1494 mach_port_t reply_port,
1495 mach_msg_type_name_t reply_type,
1496 off_t offset,
1497 int whence,
1498 off_t *newp)
1499{
1500 return object == pseudo_console ? ESPIPE((0x10 << 26) | ((29) & 0x3fff)) : EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1501}
1502
1503kern_return_t
1504S_io_readable (mach_port_t object,
1505 mach_port_t reply_port,
1506 mach_msg_type_name_t reply_type,
1507 mach_msg_type_number_t *amt)
1508{
1509 if (object != pseudo_console)
1510 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1511 ioctl (0, FIONREAD(((127)) | ((((('f')) - 'f') | ((((0) | (((0) | ((1) | ((0) |
((0) | ((sizeof (int) == 8 ? IOC_64 : (enum __ioctl_datum) (
sizeof (int) >> 1))) << 2) << 2) << 5
) << 5) << 3))) | (IOC_OUT) << 19) <<
4) << 7))
, amt);
1512 return 0;
1513}
1514
1515kern_return_t
1516S_io_set_all_openmodes (mach_port_t object,
1517 mach_port_t reply_port,
1518 mach_msg_type_name_t reply_type,
1519 int bits)
1520{
1521 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1522}
1523
1524kern_return_t
1525S_io_get_openmodes (mach_port_t object,
1526 mach_port_t reply_port,
1527 mach_msg_type_name_t reply_type,
1528 int *modes)
1529{
1530 *modes = O_READ0x0001 | O_WRITE0x0002;
1531 return object == pseudo_console ? 0 : EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1532}
1533
1534kern_return_t
1535S_io_set_some_openmodes (mach_port_t object,
1536 mach_port_t reply_port,
1537 mach_msg_type_name_t reply_type,
1538 int bits)
1539{
1540 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1541}
1542
1543kern_return_t
1544S_io_clear_some_openmodes (mach_port_t object,
1545 mach_port_t reply_port,
1546 mach_msg_type_name_t reply_type,
1547 int bits)
1548{
1549 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1550}
1551
1552kern_return_t
1553S_io_async (mach_port_t object,
1554 mach_port_t reply_port,
1555 mach_msg_type_name_t reply_type,
1556 mach_port_t notify,
1557 mach_port_t *id,
1558 mach_msg_type_name_t *idtype)
1559{
1560 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1561}
1562
1563kern_return_t
1564S_io_mod_owner (mach_port_t object,
1565 mach_port_t reply_port,
1566 mach_msg_type_name_t reply_type,
1567 pid_t owner)
1568{
1569 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1570}
1571
1572kern_return_t
1573S_io_get_owner (mach_port_t object,
1574 mach_port_t reply_port,
1575 mach_msg_type_name_t reply_type,
1576 pid_t *owner)
1577{
1578 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1579}
1580
1581kern_return_t
1582S_io_get_icky_async_id (mach_port_t object,
1583 mach_port_t reply_port,
1584 mach_msg_type_name_t reply_type,
1585 mach_port_t *id,
1586 mach_msg_type_name_t *idtype)
1587{
1588 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1589}
1590
1591static kern_return_t
1592io_select_common (mach_port_t object,
1593 mach_port_t reply_port,
1594 mach_msg_type_name_t reply_type,
1595 struct timespec *tsp, int *type)
1596{
1597 struct timeval tv, *tvp;
1598 fd_set r, w, x;
1599 int n;
1600
1601 if (object != pseudo_console)
2
Taking false branch
1602 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1603
1604 FD_ZERO (&r)do { int __d0, __d1; __asm__ __volatile__ ("cld; rep; " "stosl"
: "=c" (__d0), "=D" (__d1) : "a" (0), "0" (sizeof (fd_set) /
sizeof (__fd_mask)), "1" (&((&r)->fds_bits)[0]) :
"memory"); } while (0)
;
1605 FD_ZERO (&w)do { int __d0, __d1; __asm__ __volatile__ ("cld; rep; " "stosl"
: "=c" (__d0), "=D" (__d1) : "a" (0), "0" (sizeof (fd_set) /
sizeof (__fd_mask)), "1" (&((&w)->fds_bits)[0]) :
"memory"); } while (0)
;
1606 FD_ZERO (&x)do { int __d0, __d1; __asm__ __volatile__ ("cld; rep; " "stosl"
: "=c" (__d0), "=D" (__d1) : "a" (0), "0" (sizeof (fd_set) /
sizeof (__fd_mask)), "1" (&((&x)->fds_bits)[0]) :
"memory"); } while (0)
;
1607 FD_SET (0, &r)((void) (((&r)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] |= ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (__fd_mask
))))))
;
3
Within the expansion of the macro 'FD_SET':
a
The left expression of the compound assignment is an uninitialized value. The computed value will also be garbage
1608 FD_SET (0, &w)((void) (((&w)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] |= ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (__fd_mask
))))))
;
1609 FD_SET (0, &x)((void) (((&x)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] |= ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (__fd_mask
))))))
;
1610
1611 if (tsp == NULL((void*)0))
1612 tvp = NULL((void*)0);
1613 else
1614 {
1615 tv.tv_sec = tsp->tv_sec;
1616 tv.tv_usec = tsp->tv_nsec / 1000;
1617 tvp = &tv;
1618 }
1619
1620 n = select (1,
1621 (*type & SELECT_READ0x00000001) ? &r : 0,
1622 (*type & SELECT_WRITE0x00000002) ? &w : 0,
1623 (*type & SELECT_URG0x00000004) ? &x : 0,
1624 tvp);
1625 if (n < 0)
1626 return errno(*__errno_location ());
1627
1628 if (! FD_ISSET (0, &r)((((&r)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] & ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (
__fd_mask))))) != 0)
)
1629 *type &= ~SELECT_READ0x00000001;
1630 if (! FD_ISSET (0, &w)((((&w)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] & ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (
__fd_mask))))) != 0)
)
1631 *type &= ~SELECT_WRITE0x00000002;
1632 if (! FD_ISSET (0, &x)((((&x)->fds_bits)[((0) / (8 * (int) sizeof (__fd_mask
)))] & ((__fd_mask) 1 << ((0) % (8 * (int) sizeof (
__fd_mask))))) != 0)
)
1633 *type &= ~SELECT_URG0x00000004;
1634
1635 return 0;
1636}
1637
1638kern_return_t
1639S_io_select (mach_port_t object,
1640 mach_port_t reply_port,
1641 mach_msg_type_name_t reply_type,
1642 int *type)
1643{
1644 return io_select_common (object, reply_port, reply_type, NULL((void*)0), type);
1645}
1646
1647kern_return_t
1648S_io_select_timeout (mach_port_t object,
1649 mach_port_t reply_port,
1650 mach_msg_type_name_t reply_type,
1651 struct timespec ts,
1652 int *type)
1653{
1654 return io_select_common (object, reply_port, reply_type, &ts, type);
1
Calling 'io_select_common'
1655}
1656
1657kern_return_t
1658S_io_stat (mach_port_t object,
1659 mach_port_t reply_port,
1660 mach_msg_type_name_t reply_type,
1661 struct stat *st)
1662{
1663 if (object != pseudo_console)
1664 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1665
1666 bzero (st, sizeof (struct stat));
1667 st->st_blksize = 1024;
1668 return 0;
1669}
1670
1671kern_return_t
1672S_io_reauthenticate (mach_port_t object,
1673 mach_port_t reply_port,
1674 mach_msg_type_name_t reply_type,
1675 mach_port_t rend)
1676{
1677 uid_t *gu, *au;
1678 gid_t *gg, *ag;
1679 size_t gulen = 0, aulen = 0, gglen = 0, aglen = 0;
1680 error_t err;
1681
1682 err = mach_port_insert_right (mach_task_self ()((__mach_task_self_ + 0)), object, object,
1683 MACH_MSG_TYPE_MAKE_SEND20);
1684 assert_perror (err)(!(err) ? (void) (0) : __assert_perror_fail ((err), "../../boot/boot.c"
, 1684, __PRETTY_FUNCTION__))
;
1685
1686 if (! auth_server_authenticate (authserver,
1687 rend, MACH_MSG_TYPE_COPY_SEND19,
1688 object, MACH_MSG_TYPE_COPY_SEND19,
1689 &gu, &gulen,
1690 &au, &aulen,
1691 &gg, &gglen,
1692 &ag, &aglen))
1693 {
1694 mig_deallocate ((vm_address_t) gu, gulen * sizeof *gu);
1695 mig_deallocate ((vm_address_t) au, aulen * sizeof *gu);
1696 mig_deallocate ((vm_address_t) gg, gglen * sizeof *gu);
1697 mig_deallocate ((vm_address_t) au, aulen * sizeof *gu);
1698 }
1699 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), rend);
1700 mach_port_deallocate (mach_task_self ()((__mach_task_self_ + 0)), object);
1701
1702 return 0;
1703}
1704
1705kern_return_t
1706S_io_restrict_auth (mach_port_t object,
1707 mach_port_t reply_port,
1708 mach_msg_type_name_t reply_type,
1709 mach_port_t *newobject,
1710 mach_msg_type_name_t *newobjtype,
1711 uid_t *uids,
1712 size_t nuids,
1713 uid_t *gids,
1714 size_t ngids)
1715{
1716 if (object != pseudo_console)
1717 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1718 *newobject = pseudo_console;
1719 *newobjtype = MACH_MSG_TYPE_MAKE_SEND20;
1720 console_mscount++;
1721 return 0;
1722}
1723
1724kern_return_t
1725S_io_duplicate (mach_port_t object,
1726 mach_port_t reply_port,
1727 mach_msg_type_name_t reply_type,
1728 mach_port_t *newobj,
1729 mach_msg_type_name_t *newobjtype)
1730{
1731 if (object != pseudo_console)
1732 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1733 *newobj = pseudo_console;
1734 *newobjtype = MACH_MSG_TYPE_MAKE_SEND20;
1735 console_mscount++;
1736 return 0;
1737}
1738
1739kern_return_t
1740S_io_server_version (mach_port_t object,
1741 mach_port_t reply_port,
1742 mach_msg_type_name_t reply_type,
1743 char *name,
1744 int *maj,
1745 int *min,
1746 int *edit)
1747{
1748 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1749}
1750
1751kern_return_t
1752S_io_map (mach_port_t obj,
1753 mach_port_t reply_port,
1754 mach_msg_type_name_t reply_type,
1755 mach_port_t *rd,
1756 mach_msg_type_name_t *rdtype,
1757 mach_port_t *wr,
1758 mach_msg_type_name_t *wrtype)
1759{
1760 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1761}
1762
1763kern_return_t
1764S_io_map_cntl (mach_port_t obj,
1765 mach_port_t reply_port,
1766 mach_msg_type_name_t reply_type,
1767 mach_port_t *mem,
1768 mach_msg_type_name_t *memtype)
1769{
1770 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1771}
1772
1773kern_return_t
1774S_io_get_conch (mach_port_t obj,
1775 mach_port_t reply_port,
1776 mach_msg_type_name_t reply_type)
1777{
1778 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1779}
1780
1781kern_return_t
1782S_io_release_conch (mach_port_t obj,
1783 mach_port_t reply_port,
1784 mach_msg_type_name_t reply_type)
1785{
1786 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1787}
1788
1789kern_return_t
1790S_io_eofnotify (mach_port_t obj,
1791 mach_port_t reply_port,
1792 mach_msg_type_name_t reply_type)
1793
1794{
1795 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1796}
1797
1798kern_return_t
1799S_io_prenotify (mach_port_t obj,
1800 mach_port_t reply_port,
1801 mach_msg_type_name_t reply_type,
1802 vm_offset_t start,
1803 vm_offset_t end)
1804{
1805 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1806}
1807
1808kern_return_t
1809S_io_postnotify (mach_port_t obj,
1810 mach_port_t reply_port,
1811 mach_msg_type_name_t reply_type,
1812 vm_offset_t start,
1813 vm_offset_t end)
1814{
1815 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1816}
1817
1818kern_return_t
1819S_io_readsleep (mach_port_t obj,
1820 mach_port_t reply_port,
1821 mach_msg_type_name_t reply_type)
1822{
1823 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1824}
1825
1826kern_return_t
1827S_io_readnotify (mach_port_t obj,
1828 mach_port_t reply_port,
1829 mach_msg_type_name_t reply_type)
1830{
1831 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1832}
1833
1834
1835kern_return_t
1836S_io_sigio (mach_port_t obj,
1837 mach_port_t reply_port,
1838 mach_msg_type_name_t reply_type)
1839{
1840 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1841}
1842
1843
1844kern_return_t
1845S_io_pathconf (mach_port_t obj,
1846 mach_port_t reply_port,
1847 mach_msg_type_name_t reply_type,
1848 int name, int *value)
1849{
1850 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1851}
1852
1853kern_return_t
1854S_io_identity (mach_port_t obj,
1855 mach_port_t reply,
1856 mach_msg_type_name_t replytype,
1857 mach_port_t *id,
1858 mach_msg_type_name_t *idtype,
1859 mach_port_t *fsid,
1860 mach_msg_type_name_t *fsidtype,
1861 ino_t *fileno)
1862{
1863 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1864}
1865
1866kern_return_t
1867S_io_revoke (mach_port_t obj,
1868 mach_port_t reply, mach_msg_type_name_t replyPoly)
1869{
1870 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1871}
1872
1873
1874
1875/* Implementation of the Hurd terminal driver interface, which we only
1876 support on the console device. */
1877
1878kern_return_t
1879S_termctty_open_terminal (mach_port_t object,
1880 int flags,
1881 mach_port_t *result,
1882 mach_msg_type_name_t *restype)
1883{
1884 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1885}
1886
1887kern_return_t
1888S_term_getctty (mach_port_t object,
1889 mach_port_t *cttyid, mach_msg_type_name_t *cttyPoly)
1890{
1891 static mach_port_t id = MACH_PORT_NULL((mach_port_t) 0);
1892
1893 if (object != pseudo_console)
1894 return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff));
1895
1896 if (id == MACH_PORT_NULL((mach_port_t) 0))
1897 mach_port_allocate (mach_task_self ()((__mach_task_self_ + 0)), MACH_PORT_RIGHT_DEAD_NAME((mach_port_right_t) 4), &id);
1898
1899 *cttyid = id;
1900 *cttyPoly = MACH_MSG_TYPE_COPY_SEND19;
1901 return 0;
1902}
1903
1904
1905kern_return_t S_term_open_ctty
1906(
1907 io_t terminal,
1908 pid_t pid,
1909 pid_t pgrp,
1910 mach_port_t *newtty,
1911 mach_msg_type_name_t *newttytype
1912)
1913{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1914
1915kern_return_t S_term_set_nodename
1916(
1917 io_t terminal,
1918 string_t name
1919)
1920{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1921
1922kern_return_t S_term_get_nodename
1923(
1924 io_t terminal,
1925 string_t name
1926)
1927{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1928
1929kern_return_t S_term_get_peername
1930(
1931 io_t terminal,
1932 string_t name
1933)
1934{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1935
1936kern_return_t S_term_set_filenode
1937(
1938 io_t terminal,
1939 file_t filenode
1940)
1941{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1942
1943kern_return_t S_term_get_bottom_type
1944(
1945 io_t terminal,
1946 int *ttype
1947)
1948{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1949
1950kern_return_t S_term_on_machdev
1951(
1952 io_t terminal,
1953 mach_port_t machdev
1954)
1955{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1956
1957kern_return_t S_term_on_hurddev
1958(
1959 io_t terminal,
1960 io_t hurddev
1961)
1962{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }
1963
1964kern_return_t S_term_on_pty
1965(
1966 io_t terminal,
1967 io_t *ptymaster
1968)
1969{ return EOPNOTSUPP((0x10 << 26) | ((45) & 0x3fff)); }