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/tmp/gdb-7.10/gdb/serial.c
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1 /* Generic serial interface routines
2 
3  Copyright (C) 1992-2015 Free Software Foundation, Inc.
4 
5  This file is part of GDB.
6 
7  This program is free software; you can redistribute it and/or modify
8  it under the terms of the GNU General Public License as published by
9  the Free Software Foundation; either version 3 of the License, or
10  (at your option) any later version.
11 
12  This program is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  GNU General Public License for more details.
16 
17  You should have received a copy of the GNU General Public License
18  along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 
20 #include "defs.h"
21 #include <ctype.h>
22 #include "serial.h"
23 #include "gdbcmd.h"
24 #include "cli/cli-utils.h"
25 
26 extern void _initialize_serial (void);
27 
28 /* Is serial being debugged? */
29 
30 static unsigned int global_serial_debug_p;
31 
32 typedef const struct serial_ops *serial_ops_p;
33 DEF_VEC_P (serial_ops_p);
34 
35 /* Serial I/O handlers. */
36 
37 VEC (serial_ops_p) *serial_ops_list = NULL;
38 
39 /* Pointer to list of scb's. */
40 
41 static struct serial *scb_base;
42 
43 /* Non-NULL gives filename which contains a recording of the remote session,
44  suitable for playback by gdbserver. */
45 
46 static char *serial_logfile = NULL;
47 static struct ui_file *serial_logfp = NULL;
48 
49 static const struct serial_ops *serial_interface_lookup (const char *);
50 static void serial_logchar (struct ui_file *stream,
51  int ch_type, int ch, int timeout);
52 static const char logbase_hex[] = "hex";
53 static const char logbase_octal[] = "octal";
54 static const char logbase_ascii[] = "ascii";
55 static const char *const logbase_enums[] =
56 {logbase_hex, logbase_octal, logbase_ascii, NULL};
57 static const char *serial_logbase = logbase_ascii;
58 
59 
60 static int serial_current_type = 0;
61 
62 /* Log char CH of type CHTYPE, with TIMEOUT. */
63 
64 /* Define bogus char to represent a BREAK. Should be careful to choose a value
65  that can't be confused with a normal char, or an error code. */
66 #define SERIAL_BREAK 1235
67 
68 static void
69 serial_logchar (struct ui_file *stream, int ch_type, int ch, int timeout)
70 {
71  if (ch_type != serial_current_type)
72  {
73  fprintf_unfiltered (stream, "\n%c ", ch_type);
74  serial_current_type = ch_type;
75  }
76 
77  if (serial_logbase != logbase_ascii)
78  fputc_unfiltered (' ', stream);
79 
80  switch (ch)
81  {
82  case SERIAL_TIMEOUT:
83  fprintf_unfiltered (stream, "<Timeout: %d seconds>", timeout);
84  return;
85  case SERIAL_ERROR:
86  fprintf_unfiltered (stream, "<Error: %s>", safe_strerror (errno));
87  return;
88  case SERIAL_EOF:
89  fputs_unfiltered ("<Eof>", stream);
90  return;
91  case SERIAL_BREAK:
92  fputs_unfiltered ("<Break>", stream);
93  return;
94  default:
95  if (serial_logbase == logbase_hex)
96  fprintf_unfiltered (stream, "%02x", ch & 0xff);
97  else if (serial_logbase == logbase_octal)
98  fprintf_unfiltered (stream, "%03o", ch & 0xff);
99  else
100  switch (ch)
101  {
102  case '\\':
103  fputs_unfiltered ("\\\\", stream);
104  break;
105  case '\b':
106  fputs_unfiltered ("\\b", stream);
107  break;
108  case '\f':
109  fputs_unfiltered ("\\f", stream);
110  break;
111  case '\n':
112  fputs_unfiltered ("\\n", stream);
113  break;
114  case '\r':
115  fputs_unfiltered ("\\r", stream);
116  break;
117  case '\t':
118  fputs_unfiltered ("\\t", stream);
119  break;
120  case '\v':
121  fputs_unfiltered ("\\v", stream);
122  break;
123  default:
124  fprintf_unfiltered (stream,
125  isprint (ch) ? "%c" : "\\x%02x", ch & 0xFF);
126  break;
127  }
128  }
129 }
130 
131 void
132 serial_log_command (struct target_ops *self, const char *cmd)
133 {
134  if (!serial_logfp)
135  return;
136 
137  serial_current_type = 'c';
138 
139  fputs_unfiltered ("\nc ", serial_logfp);
140  fputs_unfiltered (cmd, serial_logfp);
141 
142  /* Make sure that the log file is as up-to-date as possible,
143  in case we are getting ready to dump core or something. */
144  gdb_flush (serial_logfp);
145 }
146 
147 
148 static const struct serial_ops *
150 {
151  const struct serial_ops *ops;
152  int i;
153 
154  for (i = 0; VEC_iterate (serial_ops_p, serial_ops_list, i, ops); ++i)
155  if (strcmp (name, ops->name) == 0)
156  return ops;
157 
158  return NULL;
159 }
160 
161 void
162 serial_add_interface (const struct serial_ops *optable)
163 {
164  VEC_safe_push (serial_ops_p, serial_ops_list, optable);
165 }
166 
167 /* Return the open serial device for FD, if found, or NULL if FD is
168  not already opened. */
169 
170 struct serial *
172 {
173  struct serial *scb;
174 
175  for (scb = scb_base; scb; scb = scb->next)
176  if (scb->fd == fd)
177  return scb;
178 
179  return NULL;
180 }
181 
182 /* Open up a device or a network socket, depending upon the syntax of NAME. */
183 
184 struct serial *
185 serial_open (const char *name)
186 {
187  struct serial *scb;
188  const struct serial_ops *ops;
189  const char *open_name = name;
190 
191  if (strcmp (name, "pc") == 0)
192  ops = serial_interface_lookup ("pc");
193  else if (startswith (name, "lpt"))
194  ops = serial_interface_lookup ("parallel");
195  else if (startswith (name, "|"))
196  {
197  ops = serial_interface_lookup ("pipe");
198  /* Discard ``|'' and any space before the command itself. */
199  ++open_name;
200  open_name = skip_spaces_const (open_name);
201  }
202  /* Check for a colon, suggesting an IP address/port pair.
203  Do this *after* checking for all the interesting prefixes. We
204  don't want to constrain the syntax of what can follow them. */
205  else if (strchr (name, ':'))
206  ops = serial_interface_lookup ("tcp");
207  else
208  ops = serial_interface_lookup ("hardwire");
209 
210  if (!ops)
211  return NULL;
212 
213  scb = XNEW (struct serial);
214 
215  scb->ops = ops;
216 
217  scb->bufcnt = 0;
218  scb->bufp = scb->buf;
219  scb->error_fd = -1;
220  scb->refcnt = 1;
221 
222  /* `...->open (...)' would get expanded by the open(2) syscall macro. */
223  if ((*scb->ops->open) (scb, open_name))
224  {
225  xfree (scb);
226  return NULL;
227  }
228 
229  scb->name = xstrdup (name);
230  scb->next = scb_base;
231  scb->debug_p = 0;
232  scb->async_state = 0;
233  scb->async_handler = NULL;
234  scb->async_context = NULL;
235  scb_base = scb;
236 
237  if (serial_logfile != NULL)
238  {
239  serial_logfp = gdb_fopen (serial_logfile, "w");
240  if (serial_logfp == NULL)
241  perror_with_name (serial_logfile);
242  }
243 
244  return scb;
245 }
246 
247 /* Open a new serial stream using a file handle, using serial
248  interface ops OPS. */
249 
250 static struct serial *
251 serial_fdopen_ops (const int fd, const struct serial_ops *ops)
252 {
253  struct serial *scb;
254 
255  if (!ops)
256  {
257  ops = serial_interface_lookup ("terminal");
258  if (!ops)
259  ops = serial_interface_lookup ("hardwire");
260  }
261 
262  if (!ops)
263  return NULL;
264 
265  scb = XCNEW (struct serial);
266 
267  scb->ops = ops;
268 
269  scb->bufcnt = 0;
270  scb->bufp = scb->buf;
271  scb->error_fd = -1;
272  scb->refcnt = 1;
273 
274  scb->name = NULL;
275  scb->next = scb_base;
276  scb->debug_p = 0;
277  scb->async_state = 0;
278  scb->async_handler = NULL;
279  scb->async_context = NULL;
280  scb_base = scb;
281 
282  if ((ops->fdopen) != NULL)
283  (*ops->fdopen) (scb, fd);
284  else
285  scb->fd = fd;
286 
287  return scb;
288 }
289 
290 struct serial *
291 serial_fdopen (const int fd)
292 {
293  return serial_fdopen_ops (fd, NULL);
294 }
295 
296 static void
297 do_serial_close (struct serial *scb, int really_close)
298 {
299  struct serial *tmp_scb;
300 
301  if (serial_logfp)
302  {
303  fputs_unfiltered ("\nEnd of log\n", serial_logfp);
304  serial_current_type = 0;
305 
306  /* XXX - What if serial_logfp == gdb_stdout or gdb_stderr? */
307  ui_file_delete (serial_logfp);
308  serial_logfp = NULL;
309  }
310 
311  /* ensure that the FD has been taken out of async mode. */
312  if (scb->async_handler != NULL)
313  serial_async (scb, NULL, NULL);
314 
315  if (really_close)
316  scb->ops->close (scb);
317 
318  if (scb->name)
319  xfree (scb->name);
320 
321  /* For serial_is_open. */
322  scb->bufp = NULL;
323 
324  if (scb_base == scb)
325  scb_base = scb_base->next;
326  else
327  for (tmp_scb = scb_base; tmp_scb; tmp_scb = tmp_scb->next)
328  {
329  if (tmp_scb->next != scb)
330  continue;
331 
332  tmp_scb->next = tmp_scb->next->next;
333  break;
334  }
335 
336  serial_unref (scb);
337 }
338 
339 void
340 serial_close (struct serial *scb)
341 {
342  do_serial_close (scb, 1);
343 }
344 
345 void
347 {
348  do_serial_close (scb, 0);
349 }
350 
351 int
352 serial_is_open (struct serial *scb)
353 {
354  return scb->bufp != NULL;
355 }
356 
357 void
358 serial_ref (struct serial *scb)
359 {
360  scb->refcnt++;
361 }
362 
363 void
364 serial_unref (struct serial *scb)
365 {
366  --scb->refcnt;
367  if (scb->refcnt == 0)
368  xfree (scb);
369 }
370 
371 int
372 serial_readchar (struct serial *scb, int timeout)
373 {
374  int ch;
375 
376  /* FIXME: cagney/1999-10-11: Don't enable this check until the ASYNC
377  code is finished. */
378  if (0 && serial_is_async_p (scb) && timeout < 0)
379  internal_error (__FILE__, __LINE__,
380  _("serial_readchar: blocking read in async mode"));
381 
382  ch = scb->ops->readchar (scb, timeout);
383  if (serial_logfp != NULL)
384  {
385  serial_logchar (serial_logfp, 'r', ch, timeout);
386 
387  /* Make sure that the log file is as up-to-date as possible,
388  in case we are getting ready to dump core or something. */
389  gdb_flush (serial_logfp);
390  }
391  if (serial_debug_p (scb))
392  {
394  serial_logchar (gdb_stdlog, 'r', ch, timeout);
397  }
398 
399  return (ch);
400 }
401 
402 int
403 serial_write (struct serial *scb, const void *buf, size_t count)
404 {
405  if (serial_logfp != NULL)
406  {
407  const char *str = buf;
408  size_t c;
409 
410  for (c = 0; c < count; c++)
411  serial_logchar (serial_logfp, 'w', str[c] & 0xff, 0);
412 
413  /* Make sure that the log file is as up-to-date as possible,
414  in case we are getting ready to dump core or something. */
415  gdb_flush (serial_logfp);
416  }
417  if (serial_debug_p (scb))
418  {
419  const char *str = buf;
420  size_t c;
421 
422  for (c = 0; c < count; c++)
423  {
425  serial_logchar (gdb_stdlog, 'w', str[c] & 0xff, 0);
427  }
429  }
430 
431  return (scb->ops->write (scb, buf, count));
432 }
433 
434 void
435 serial_printf (struct serial *desc, const char *format,...)
436 {
437  va_list args;
438  char *buf;
439  va_start (args, format);
440 
441  buf = xstrvprintf (format, args);
442  serial_write (desc, buf, strlen (buf));
443 
444  xfree (buf);
445  va_end (args);
446 }
447 
448 int
450 {
451  return scb->ops->drain_output (scb);
452 }
453 
454 int
456 {
457  return scb->ops->flush_output (scb);
458 }
459 
460 int
462 {
463  return scb->ops->flush_input (scb);
464 }
465 
466 int
468 {
469  if (serial_logfp != NULL)
470  serial_logchar (serial_logfp, 'w', SERIAL_BREAK, 0);
471 
472  return (scb->ops->send_break (scb));
473 }
474 
475 void
476 serial_raw (struct serial *scb)
477 {
478  scb->ops->go_raw (scb);
479 }
480 
483 {
484  return scb->ops->get_tty_state (scb);
485 }
486 
489 {
490  return scb->ops->copy_tty_state (scb, ttystate);
491 }
492 
493 int
495 {
496  return scb->ops->set_tty_state (scb, ttystate);
497 }
498 
499 void
502  struct ui_file *stream)
503 {
504  scb->ops->print_tty_state (scb, ttystate, stream);
505 }
506 
507 int
509  serial_ttystate new_ttystate,
510  serial_ttystate old_ttystate)
511 {
512  return scb->ops->noflush_set_tty_state (scb, new_ttystate, old_ttystate);
513 }
514 
515 int
516 serial_setbaudrate (struct serial *scb, int rate)
517 {
518  return scb->ops->setbaudrate (scb, rate);
519 }
520 
521 int
522 serial_setstopbits (struct serial *scb, int num)
523 {
524  return scb->ops->setstopbits (scb, num);
525 }
526 
527 /* See serial.h. */
528 
529 int
530 serial_setparity (struct serial *scb, int parity)
531 {
532  return scb->ops->setparity (scb, parity);
533 }
534 
535 int
537 {
538  return (scb->ops->async != NULL);
539 }
540 
541 int
543 {
544  return (scb->ops->async != NULL) && (scb->async_handler != NULL);
545 }
546 
547 void
548 serial_async (struct serial *scb,
549  serial_event_ftype *handler,
550  void *context)
551 {
552  int changed = ((scb->async_handler == NULL) != (handler == NULL));
553 
554  scb->async_handler = handler;
555  scb->async_context = context;
556  /* Only change mode if there is a need. */
557  if (changed)
558  scb->ops->async (scb, handler != NULL);
559 }
560 
561 void
562 serial_debug (struct serial *scb, int debug_p)
563 {
564  scb->debug_p = debug_p;
565 }
566 
567 int
568 serial_debug_p (struct serial *scb)
569 {
570  return scb->debug_p || global_serial_debug_p;
571 }
572 
573 #ifdef USE_WIN32API
574 void
575 serial_wait_handle (struct serial *scb, HANDLE *read, HANDLE *except)
576 {
577  if (scb->ops->wait_handle)
578  scb->ops->wait_handle (scb, read, except);
579  else
580  {
581  *read = (HANDLE) _get_osfhandle (scb->fd);
582  *except = NULL;
583  }
584 }
585 
586 void
587 serial_done_wait_handle (struct serial *scb)
588 {
589  if (scb->ops->done_wait_handle)
590  scb->ops->done_wait_handle (scb);
591 }
592 #endif
593 
594 int
595 serial_pipe (struct serial *scbs[2])
596 {
597  const struct serial_ops *ops;
598  int fildes[2];
599 
600  ops = serial_interface_lookup ("pipe");
601  if (!ops)
602  {
603  errno = ENOSYS;
604  return -1;
605  }
606 
607  if (gdb_pipe (fildes) == -1)
608  return -1;
609 
610  scbs[0] = serial_fdopen_ops (fildes[0], ops);
611  scbs[1] = serial_fdopen_ops (fildes[1], ops);
612  return 0;
613 }
614 
615 /* Serial set/show framework. */
616 
619 
620 static void
621 serial_set_cmd (char *args, int from_tty)
622 {
623  printf_unfiltered ("\"set serial\" must be followed "
624  "by the name of a command.\n");
625  help_list (serial_set_cmdlist, "set serial ", all_commands, gdb_stdout);
626 }
627 
628 static void
629 serial_show_cmd (char *args, int from_tty)
630 {
631  cmd_show_list (serial_show_cmdlist, from_tty, "");
632 }
633 
634 /* Baud rate specified for talking to serial target systems. Default
635  is left as -1, so targets can choose their own defaults. */
636 /* FIXME: This means that "show serial baud" and gr_files_info can
637  print -1 or (unsigned int)-1. This is a Bad User Interface. */
638 
639 int baud_rate = -1;
640 
641 static void
642 serial_baud_show_cmd (struct ui_file *file, int from_tty,
643  struct cmd_list_element *c, const char *value)
644 {
645  fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"),
646  value);
647 }
648 
649 /* Parity for serial port. */
650 
651 int serial_parity = GDBPARITY_NONE;
652 
653 static const char parity_none[] = "none";
654 static const char parity_odd[] = "odd";
655 static const char parity_even[] = "even";
656 static const char *const parity_enums[] =
658 static const char *parity = parity_none;
659 
660 /* Set serial_parity value. */
661 
662 static void
663 set_parity (char *ignore_args, int from_tty, struct cmd_list_element *c)
664 {
665  if (parity == parity_odd)
666  serial_parity = GDBPARITY_ODD;
667  else if (parity == parity_even)
668  serial_parity = GDBPARITY_EVEN;
669  else
670  serial_parity = GDBPARITY_NONE;
671 }
672 
673 void
675 {
676 #if 0
677  add_com ("connect", class_obscure, connect_command, _("\
678 Connect the terminal directly up to the command monitor.\n\
679 Use <CR>~. or <CR>~^D to break out."));
680 #endif /* 0 */
681 
683 Set default serial/parallel port configuration."),
684  &serial_set_cmdlist, "set serial ",
685  0/*allow-unknown*/,
686  &setlist);
687 
689 Show default serial/parallel port configuration."),
690  &serial_show_cmdlist, "show serial ",
691  0/*allow-unknown*/,
692  &showlist);
693 
694  /* If target is open when baud changes, it doesn't take effect until
695  the next open (I think, not sure). */
696  add_setshow_zinteger_cmd ("baud", no_class, &baud_rate, _("\
697 Set baud rate for remote serial I/O."), _("\
698 Show baud rate for remote serial I/O."), _("\
699 This value is used to set the speed of the serial port when debugging\n\
700 using remote targets."),
701  NULL,
703  &serial_set_cmdlist, &serial_show_cmdlist);
704 
705  add_setshow_enum_cmd ("parity", no_class, parity_enums,
706  &parity, _("\
707 Set parity for remote serial I/O"), _("\
708 Show parity for remote serial I/O"), NULL,
709  set_parity,
710  NULL, /* FIXME: i18n: */
711  &serial_set_cmdlist, &serial_show_cmdlist);
712 
713  add_setshow_filename_cmd ("remotelogfile", no_class, &serial_logfile, _("\
714 Set filename for remote session recording."), _("\
715 Show filename for remote session recording."), _("\
716 This file is used to record the remote session for future playback\n\
717 by gdbserver."),
718  NULL,
719  NULL, /* FIXME: i18n: */
720  &setlist, &showlist);
721 
722  add_setshow_enum_cmd ("remotelogbase", no_class, logbase_enums,
723  &serial_logbase, _("\
724 Set numerical base for remote session logging"), _("\
725 Show numerical base for remote session logging"), NULL,
726  NULL,
727  NULL, /* FIXME: i18n: */
728  &setlist, &showlist);
729 
731  &global_serial_debug_p, _("\
732 Set serial debugging."), _("\
733 Show serial debugging."), _("\
734 When non-zero, serial port debugging is enabled."),
735  NULL,
736  NULL, /* FIXME: i18n: */
738 }
int serial_is_async_p(struct serial *scb)
Definition: serial.c:542
int serial_pipe(struct serial *scbs[2])
Definition: serial.c:595
struct cmd_list_element * add_prefix_cmd(const char *name, enum command_class theclass, cmd_cfunc_ftype *fun, const char *doc, struct cmd_list_element **prefixlist, const char *prefixname, int allow_unknown, struct cmd_list_element **list)
Definition: cli-decode.c:338
int serial_drain_output(struct serial *scb)
Definition: serial.c:449
const struct serial_ops * serial_ops_p
Definition: serial.c:32
serial_event_ftype * async_handler
Definition: serial.h:256
#define GDBPARITY_EVEN
Definition: serial.h:191
int(* flush_output)(struct serial *)
Definition: serial.h:268
static struct serial * serial_fdopen_ops(const int fd, const struct serial_ops *ops)
Definition: serial.c:251
void add_setshow_zinteger_cmd(const char *name, enum command_class theclass, int *var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_sfunc_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition: cli-decode.c:719
void add_setshow_zuinteger_cmd(const char *name, enum command_class theclass, unsigned int *var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_sfunc_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition: cli-decode.c:763
void serial_debug(struct serial *scb, int debug_p)
Definition: serial.c:562
void serial_print_tty_state(struct serial *scb, serial_ttystate ttystate, struct ui_file *stream)
Definition: serial.c:500
void fputs_unfiltered(const char *buf, struct ui_file *file)
Definition: ui-file.c:252
void xfree(void *)
Definition: common-utils.c:97
static const struct serial_ops * serial_interface_lookup(const char *name)
Definition: serial.c:149
void add_setshow_enum_cmd(const char *name, enum command_class theclass, const char *const *enumlist, const char **var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_sfunc_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition: cli-decode.c:487
struct serial * serial_for_fd(int fd)
Definition: serial.c:171
char * xstrvprintf(const char *format, va_list ap)
Definition: common-utils.c:119
void(* print_tty_state)(struct serial *, serial_ttystate, struct ui_file *)
Definition: serial.h:276
VEC(serial_ops_p)
Definition: serial.c:37
serial_ttystate(* copy_tty_state)(struct serial *, serial_ttystate)
Definition: serial.h:274
void ui_file_delete(struct ui_file *file)
Definition: ui-file.c:76
int async_state
Definition: serial.h:254
struct ui_file * gdb_stdout
Definition: main.c:71
struct ui_file * gdb_fopen(const char *name, const char *mode)
Definition: ui-file.c:723
void internal_error(const char *file, int line, const char *fmt,...)
Definition: errors.c:50
int(* flush_input)(struct serial *)
Definition: serial.h:270
int serial_setstopbits(struct serial *scb, int num)
Definition: serial.c:522
int serial_write(struct serial *scb, const void *buf, size_t count)
Definition: serial.c:403
static const char * serial_logbase
Definition: serial.c:57
int error_fd
Definition: serial.h:238
int(* send_break)(struct serial *)
Definition: serial.h:271
#define VEC_safe_push(T, V, O)
Definition: vec.h:260
struct serial * next
Definition: serial.h:252
#define _(String)
Definition: gdb_locale.h:40
static const char parity_even[]
Definition: serial.c:655
void serial_async(struct serial *scb, serial_event_ftype *handler, void *context)
Definition: serial.c:548
void * async_context
Definition: serial.h:255
int serial_debug_p(struct serial *scb)
Definition: serial.c:568
int(* fdopen)(struct serial *, int fd)
Definition: serial.h:264
static void serial_show_cmd(char *args, int from_tty)
Definition: serial.c:629
int serial_set_tty_state(struct serial *scb, serial_ttystate ttystate)
Definition: serial.c:494
static const char parity_none[]
Definition: serial.c:653
DEF_VEC_P(serial_ops_p)
unsigned char * bufp
Definition: serial.h:244
static int timeout
Definition: monitor.c:75
void serial_printf(struct serial *desc, const char *format,...)
Definition: serial.c:435
struct cmd_list_element * setlist
Definition: cli-cmds.c:135
const char *const name
Definition: aarch64-tdep.c:68
struct serial * serial_fdopen(const int fd)
Definition: serial.c:291
void serial_log_command(struct target_ops *self, const char *cmd)
Definition: serial.c:132
#define VEC_iterate(T, V, I, P)
Definition: vec.h:165
int(* readchar)(struct serial *, int timeout)
Definition: serial.h:265
#define GDBPARITY_NONE
Definition: serial.h:189
int fputc_unfiltered(int c, struct ui_file *stream)
Definition: utils.c:2169
void serial_unref(struct serial *scb)
Definition: serial.c:364
int refcnt
Definition: serial.h:231
void fprintf_filtered(struct ui_file *stream, const char *format,...)
Definition: utils.c:2351
const char * skip_spaces_const(const char *chp)
Definition: common-utils.c:271
void serial_un_fdopen(struct serial *scb)
Definition: serial.c:346
void fprintf_unfiltered(struct ui_file *stream, const char *format,...)
Definition: utils.c:2361
struct cmd_list_element * showlist
Definition: cli-cmds.c:143
int serial_setbaudrate(struct serial *scb, int rate)
Definition: serial.c:516
int serial_flush_input(struct serial *scb)
Definition: serial.c:461
int(* write)(struct serial *, const void *buf, size_t count)
Definition: serial.h:266
int serial_send_break(struct serial *scb)
Definition: serial.c:467
static void serial_set_cmd(char *args, int from_tty)
Definition: serial.c:621
void serial_raw(struct serial *scb)
Definition: serial.c:476
static int startswith(const char *string, const char *pattern)
Definition: common-utils.h:75
Definition: serial.h:227
int(* setstopbits)(struct serial *, int num)
Definition: serial.h:281
unsigned char buf[BUFSIZ]
Definition: serial.h:245
static struct cmd_list_element * serial_show_cmdlist
Definition: serial.c:618
void _initialize_serial(void)
Definition: serial.c:674
void printf_unfiltered(const char *format,...)
Definition: utils.c:2399
struct cmd_list_element * setdebuglist
Definition: cli-cmds.c:173
int(* open)(struct serial *, const char *name)
Definition: serial.h:262
struct ui_file * gdb_stdlog
Definition: main.c:73
void(* close)(struct serial *)
Definition: serial.h:263
void cmd_show_list(struct cmd_list_element *list, int from_tty, const char *prefix)
Definition: cli-setshow.c:672
void serial_close(struct serial *scb)
Definition: serial.c:340
char * name
Definition: serial.h:261
serial_ttystate serial_get_tty_state(struct serial *scb)
Definition: serial.c:482
struct serial * serial_open(const char *name)
Definition: serial.c:185
int(* set_tty_state)(struct serial *, serial_ttystate)
Definition: serial.h:275
Definition: value.c:172
int(* setparity)(struct serial *, int parity)
Definition: serial.h:284
#define SERIAL_BREAK
Definition: serial.c:66
int gdb_pipe(int pdes[2])
Definition: ser-go32.c:873
serial_ttystate ttystate
Definition: serial.h:241
static const char parity_odd[]
Definition: serial.c:654
serial_ttystate(* get_tty_state)(struct serial *)
Definition: serial.h:273
static void set_parity(char *ignore_args, int from_tty, struct cmd_list_element *c)
Definition: serial.c:663
serial_ttystate serial_copy_tty_state(struct serial *scb, serial_ttystate ttystate)
Definition: serial.c:488
void help_list(struct cmd_list_element *list, const char *cmdtype, enum command_class theclass, struct ui_file *stream)
Definition: cli-decode.c:1023
void void void void void void void void void perror_with_name(const char *string) ATTRIBUTE_NORETURN
Definition: utils.c:979
int serial_can_async_p(struct serial *scb)
Definition: serial.c:536
void serial_add_interface(const struct serial_ops *optable)
Definition: serial.c:162
static struct cmd_list_element * serial_set_cmdlist
Definition: serial.c:617
static int serial_current_type
Definition: serial.c:60
int serial_noflush_set_tty_state(struct serial *scb, serial_ttystate new_ttystate, serial_ttystate old_ttystate)
Definition: serial.c:508
static void serial_baud_show_cmd(struct ui_file *file, int from_tty, struct cmd_list_element *c, const char *value)
Definition: serial.c:642
int serial_flush_output(struct serial *scb)
Definition: serial.c:455
void( serial_event_ftype)(struct serial *scb, void *context)
Definition: serial.h:211
char * safe_strerror(int)
int fd
Definition: serial.h:233
void(* async)(struct serial *scb, int async_p)
Definition: serial.h:290
int bufcnt
Definition: serial.h:242
void add_setshow_filename_cmd(const char *name, enum command_class theclass, char **var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_sfunc_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition: cli-decode.c:563
static void serial_logchar(struct ui_file *stream, int ch_type, int ch, int timeout)
Definition: serial.c:69
int serial_setparity(struct serial *scb, int parity)
Definition: serial.c:530
void serial_ref(struct serial *scb)
Definition: serial.c:358
int(* noflush_set_tty_state)(struct serial *, serial_ttystate, serial_ttystate)
Definition: serial.h:278
struct cmd_list_element * showdebuglist
Definition: cli-cmds.c:175
void * serial_ttystate
Definition: serial.h:27
int serial_readchar(struct serial *scb, int timeout)
Definition: serial.c:372
int debug_p
Definition: serial.h:253
void gdb_flush(struct ui_file *file)
Definition: ui-file.c:192
int serial_is_open(struct serial *scb)
Definition: serial.c:352
void(* go_raw)(struct serial *)
Definition: serial.h:272
#define GDBPARITY_ODD
Definition: serial.h:190
int(* setbaudrate)(struct serial *, int rate)
Definition: serial.h:280
int(* drain_output)(struct serial *)
Definition: serial.h:286
static unsigned int global_serial_debug_p
Definition: serial.c:30
const struct serial_ops * ops
Definition: serial.h:239
static void do_serial_close(struct serial *scb, int really_close)
Definition: serial.c:297
struct cmd_list_element * add_com(const char *name, enum command_class theclass, cmd_cfunc_ftype *fun, const char *doc)
Definition: cli-decode.c:873
char * name
Definition: serial.h:251
int rate
Definition: ser-unix.c:683