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serial.c
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1/* Generic serial interface routines
2
3 Copyright (C) 1992-2023 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/* Is serial being debugged? */
27
28static unsigned int global_serial_debug_p;
29
30/* Serial I/O handlers. */
31
32static std::vector<const struct serial_ops *> serial_ops_list;
33
34/* Pointer to list of scb's. */
35
36static struct serial *scb_base;
37
38/* Non-NULL gives filename which contains a recording of the remote session,
39 suitable for playback by gdbserver. */
40
41static std::string serial_logfile;
42static struct ui_file *serial_logfp = NULL;
43
44static const struct serial_ops *serial_interface_lookup (const char *);
45static void serial_logchar (struct ui_file *stream,
46 int ch_type, int ch, int timeout);
47static const char logbase_hex[] = "hex";
48static const char logbase_octal[] = "octal";
49static const char logbase_ascii[] = "ascii";
50static const char *const logbase_enums[] =
52static const char *serial_logbase = logbase_ascii;
53
54
55static int serial_current_type = 0;
56
57/* Log char CH of type CHTYPE, with TIMEOUT. */
58
59/* Define bogus char to represent a BREAK. Should be careful to choose a value
60 that can't be confused with a normal char, or an error code. */
61#define SERIAL_BREAK 1235
62
63static void
64serial_logchar (struct ui_file *stream, int ch_type, int ch, int timeout)
65{
66 if (ch_type != serial_current_type)
67 {
68 gdb_printf (stream, "\n%c ", ch_type);
69 serial_current_type = ch_type;
70 }
71
73 gdb_putc (' ', stream);
74
75 switch (ch)
76 {
77 case SERIAL_TIMEOUT:
78 gdb_printf (stream, "<Timeout: %d seconds>", timeout);
79 return;
80 case SERIAL_ERROR:
81 gdb_printf (stream, "<Error: %s>", safe_strerror (errno));
82 return;
83 case SERIAL_EOF:
84 gdb_puts ("<Eof>", stream);
85 return;
86 case SERIAL_BREAK:
87 gdb_puts ("<Break>", stream);
88 return;
89 default:
91 gdb_printf (stream, "%02x", ch & 0xff);
92 else if (serial_logbase == logbase_octal)
93 gdb_printf (stream, "%03o", ch & 0xff);
94 else
95 switch (ch)
96 {
97 case '\\':
98 gdb_puts ("\\\\", stream);
99 break;
100 case '\b':
101 gdb_puts ("\\b", stream);
102 break;
103 case '\f':
104 gdb_puts ("\\f", stream);
105 break;
106 case '\n':
107 gdb_puts ("\\n", stream);
108 break;
109 case '\r':
110 gdb_puts ("\\r", stream);
111 break;
112 case '\t':
113 gdb_puts ("\\t", stream);
114 break;
115 case '\v':
116 gdb_puts ("\\v", stream);
117 break;
118 default:
119 gdb_printf (stream,
120 isprint (ch) ? "%c" : "\\x%02x", ch & 0xFF);
121 break;
122 }
123 }
124}
125
126void
127serial_log_command (struct target_ops *self, const char *cmd)
128{
129 if (!serial_logfp)
130 return;
131
133
134 gdb_puts ("\nc ", serial_logfp);
135 gdb_puts (cmd, serial_logfp);
136
137 /* Make sure that the log file is as up-to-date as possible,
138 in case we are getting ready to dump core or something. */
140}
141
142
143static const struct serial_ops *
145{
146 for (const serial_ops *ops : serial_ops_list)
147 if (strcmp (name, ops->name) == 0)
148 return ops;
149
150 return NULL;
151}
152
153void
154serial_add_interface (const struct serial_ops *optable)
155{
156 serial_ops_list.push_back (optable);
157}
158
159/* Return the open serial device for FD, if found, or NULL if FD is
160 not already opened. */
161
162struct serial *
164{
165 struct serial *scb;
166
167 for (scb = scb_base; scb; scb = scb->next)
168 if (scb->fd == fd)
169 return scb;
170
171 return NULL;
172}
173
174/* Create a new serial for OPS. */
175
176static struct serial *
177new_serial (const struct serial_ops *ops)
178{
179 struct serial *scb;
180
181 scb = XCNEW (struct serial);
182
183 scb->ops = ops;
184
185 scb->bufp = scb->buf;
186 scb->error_fd = -1;
187 scb->refcnt = 1;
188
189 return scb;
190}
191
192static struct serial *serial_open_ops_1 (const struct serial_ops *ops,
193 const char *open_name);
194
195/* Open up a device or a network socket, depending upon the syntax of NAME. */
196
197struct serial *
198serial_open (const char *name)
199{
200 const struct serial_ops *ops;
201 const char *open_name = name;
202
203 if (startswith (name, "|"))
204 ops = serial_interface_lookup ("pipe");
205 /* Check for a colon, suggesting an IP address/port pair.
206 Do this *after* checking for all the interesting prefixes. We
207 don't want to constrain the syntax of what can follow them. */
208 else if (strchr (name, ':'))
209 ops = serial_interface_lookup ("tcp");
210 else
211 {
212#ifndef USE_WIN32API
213 /* Check to see if name is a socket. If it is, then treat it
214 as such. Otherwise assume that it's a character device. */
215 struct stat sb;
216 if (stat (name, &sb) == 0 && (sb.st_mode & S_IFMT) == S_IFSOCK)
217 ops = serial_interface_lookup ("local");
218 else
219#endif
220 ops = serial_interface_lookup ("hardwire");
221 }
222
223 if (!ops)
224 return NULL;
225
226 return serial_open_ops_1 (ops, open_name);
227}
228
229/* Open up a serial for OPS, passing OPEN_NAME to the open method. */
230
231static struct serial *
232serial_open_ops_1 (const struct serial_ops *ops, const char *open_name)
233{
234 struct serial *scb;
235
236 scb = new_serial (ops);
237
238 /* `...->open (...)' would get expanded by the open(2) syscall macro. */
239 if ((*scb->ops->open) (scb, open_name))
240 {
241 xfree (scb);
242 return NULL;
243 }
244
245 scb->name = open_name != NULL ? xstrdup (open_name) : NULL;
246 scb->next = scb_base;
247 scb_base = scb;
248
249 if (!serial_logfile.empty ())
250 {
251 stdio_file_up file (new stdio_file ());
252
253 if (!file->open (serial_logfile.c_str (), "w"))
254 perror_with_name (serial_logfile.c_str ());
255
256 serial_logfp = file.release ();
257 }
258
259 return scb;
260}
261
262/* See serial.h. */
263
264struct serial *
266{
267 return serial_open_ops_1 (ops, NULL);
268}
269
270/* Open a new serial stream using a file handle, using serial
271 interface ops OPS. */
272
273static struct serial *
274serial_fdopen_ops (const int fd, const struct serial_ops *ops)
275{
276 struct serial *scb;
277
278 if (!ops)
279 {
280 ops = serial_interface_lookup ("terminal");
281 if (!ops)
282 ops = serial_interface_lookup ("hardwire");
283 }
284
285 if (!ops)
286 return NULL;
287
288 scb = new_serial (ops);
289
290 scb->name = NULL;
291 scb->next = scb_base;
292 scb_base = scb;
293
294 if ((ops->fdopen) != NULL)
295 (*ops->fdopen) (scb, fd);
296 else
297 scb->fd = fd;
298
299 return scb;
300}
301
302struct serial *
303serial_fdopen (const int fd)
304{
305 return serial_fdopen_ops (fd, NULL);
306}
307
308static void
309do_serial_close (struct serial *scb, int really_close)
310{
311 struct serial *tmp_scb;
312
313 if (serial_logfp)
314 {
315 gdb_puts ("\nEnd of log\n", serial_logfp);
317
318 /* XXX - What if serial_logfp == gdb_stdout or gdb_stderr? */
319 delete serial_logfp;
320 serial_logfp = NULL;
321 }
322
323 /* ensure that the FD has been taken out of async mode. */
324 if (scb->async_handler != NULL)
325 serial_async (scb, NULL, NULL);
326
327 if (really_close)
328 scb->ops->close (scb);
329
330 xfree (scb->name);
331
332 /* For serial_is_open. */
333 scb->bufp = NULL;
334
335 if (scb_base == scb)
337 else
338 for (tmp_scb = scb_base; tmp_scb; tmp_scb = tmp_scb->next)
339 {
340 if (tmp_scb->next != scb)
341 continue;
342
343 tmp_scb->next = tmp_scb->next->next;
344 break;
345 }
346
347 serial_unref (scb);
348}
349
350void
351serial_close (struct serial *scb)
352{
353 do_serial_close (scb, 1);
354}
355
356void
358{
359 do_serial_close (scb, 0);
360}
361
362int
364{
365 return scb->bufp != NULL;
366}
367
368void
369serial_ref (struct serial *scb)
370{
371 scb->refcnt++;
372}
373
374void
375serial_unref (struct serial *scb)
376{
377 --scb->refcnt;
378 if (scb->refcnt == 0)
379 xfree (scb);
380}
381
382int
383serial_readchar (struct serial *scb, int timeout)
384{
385 int ch;
386
387 /* FIXME: cagney/1999-10-11: Don't enable this check until the ASYNC
388 code is finished. */
389 if (0 && serial_is_async_p (scb) && timeout < 0)
390 internal_error (_("serial_readchar: blocking read in async mode"));
391
392 ch = scb->ops->readchar (scb, timeout);
393 if (serial_logfp != NULL)
394 {
395 serial_logchar (serial_logfp, 'r', ch, timeout);
396
397 /* Make sure that the log file is as up-to-date as possible,
398 in case we are getting ready to dump core or something. */
400 }
401 if (serial_debug_p (scb))
402 {
403 gdb_printf (gdb_stdlog, "[");
404 serial_logchar (gdb_stdlog, 'r', ch, timeout);
405 gdb_printf (gdb_stdlog, "]");
407 }
408
409 return (ch);
410}
411
412int
413serial_write (struct serial *scb, const void *buf, size_t count)
414{
415 if (serial_logfp != NULL)
416 {
417 const char *str = (const char *) buf;
418 size_t c;
419
420 for (c = 0; c < count; c++)
421 serial_logchar (serial_logfp, 'w', str[c] & 0xff, 0);
422
423 /* Make sure that the log file is as up-to-date as possible,
424 in case we are getting ready to dump core or something. */
426 }
427 if (serial_debug_p (scb))
428 {
429 const char *str = (const char *) buf;
430 size_t c;
431
432 for (c = 0; c < count; c++)
433 {
434 gdb_printf (gdb_stdlog, "[");
435 serial_logchar (gdb_stdlog, 'w', str[c] & 0xff, 0);
436 gdb_printf (gdb_stdlog, "]");
437 }
439 }
440
441 return (scb->ops->write (scb, buf, count));
442}
443
444void
445serial_printf (struct serial *desc, const char *format, ...)
446{
447 va_list args;
448 va_start (args, format);
449
450 std::string buf = string_vprintf (format, args);
451 serial_write (desc, buf.c_str (), buf.length ());
452
453 va_end (args);
454}
455
456int
458{
459 return scb->ops->drain_output (scb);
460}
461
462int
464{
465 return scb->ops->flush_output (scb);
466}
467
468int
470{
471 return scb->ops->flush_input (scb);
472}
473
474int
476{
477 if (serial_logfp != NULL)
479
480 return (scb->ops->send_break (scb));
481}
482
483void
484serial_raw (struct serial *scb)
485{
486 scb->ops->go_raw (scb);
487}
488
491{
492 return scb->ops->get_tty_state (scb);
493}
494
497{
498 return scb->ops->copy_tty_state (scb, ttystate);
499}
500
501int
503{
504 return scb->ops->set_tty_state (scb, ttystate);
505}
506
507void
510 struct ui_file *stream)
511{
512 scb->ops->print_tty_state (scb, ttystate, stream);
513}
514
515int
517{
518 return scb->ops->setbaudrate (scb, rate);
519}
520
521int
522serial_setstopbits (struct serial *scb, int num)
523{
524 return scb->ops->setstopbits (scb, num);
525}
526
527/* See serial.h. */
528
529int
531{
532 return scb->ops->setparity (scb, parity);
533}
534
535int
537{
538 return (scb->ops->async != NULL);
539}
540
541int
543{
544 return (scb->ops->async != NULL) && (scb->async_handler != NULL);
545}
546
547void
548serial_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
561void
562serial_debug (struct serial *scb, int debug_p)
563{
564 scb->debug_p = debug_p;
565}
566
567int
569{
570 return scb->debug_p || global_serial_debug_p;
571}
572
573#ifdef USE_WIN32API
574void
575serial_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
586void
587serial_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
594int
595serial_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/* See serial.h. */
621
622int baud_rate = -1;
623
624static void
625serial_baud_show_cmd (struct ui_file *file, int from_tty,
626 struct cmd_list_element *c, const char *value)
627{
628 gdb_printf (file, _("Baud rate for remote serial I/O is %s.\n"),
629 value);
630}
631
632/* See serial.h. */
633
635
636static const char parity_none[] = "none";
637static const char parity_odd[] = "odd";
638static const char parity_even[] = "even";
639static const char *const parity_enums[] =
641static const char *parity = parity_none;
642
643/* Set serial_parity value. */
644
645static void
646set_parity (const char *ignore_args, int from_tty, struct cmd_list_element *c)
647{
648 if (parity == parity_odd)
650 else if (parity == parity_even)
652 else
654}
655
656void _initialize_serial ();
657void
659{
660#if 0
661 add_com ("connect", class_obscure, connect_command, _("\
662Connect the terminal directly up to the command monitor.\n\
663Use <CR>~. or <CR>~^D to break out."));
664#endif /* 0 */
665
667 _("Set default serial/parallel port configuration."),
668 _("Show default serial/parallel port configuration."),
670 &setlist, &showlist);
671
672 /* If target is open when baud changes, it doesn't take effect until
673 the next open (I think, not sure). */
675Set baud rate for remote serial I/O."), _("\
676Show baud rate for remote serial I/O."), _("\
677This value is used to set the speed of the serial port when debugging\n\
678using remote targets."),
679 NULL,
682
684 &parity, _("\
685Set parity for remote serial I/O."), _("\
686Show parity for remote serial I/O."), NULL,
688 NULL, /* FIXME: i18n: */
690
691 add_setshow_filename_cmd ("remotelogfile", no_class, &serial_logfile, _("\
692Set filename for remote session recording."), _("\
693Show filename for remote session recording."), _("\
694This file is used to record the remote session for future playback\n\
695by gdbserver."),
696 NULL,
697 NULL, /* FIXME: i18n: */
698 &setlist, &showlist);
699
701 &serial_logbase, _("\
702Set numerical base for remote session logging."), _("\
703Show numerical base for remote session logging."), NULL,
704 NULL,
705 NULL, /* FIXME: i18n: */
706 &setlist, &showlist);
707
710Set serial debugging."), _("\
711Show serial debugging."), _("\
712When non-zero, serial port debugging is enabled."),
713 NULL,
714 NULL, /* FIXME: i18n: */
716}
const char *const name
void xfree(void *)
struct cmd_list_element * showlist
Definition cli-cmds.c:127
struct cmd_list_element * setlist
Definition cli-cmds.c:119
struct cmd_list_element * showdebuglist
Definition cli-cmds.c:167
struct cmd_list_element * setdebuglist
Definition cli-cmds.c:165
set_show_commands add_setshow_filename_cmd(const char *name, enum command_class theclass, std::string *var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_func_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition cli-decode.c:855
set_show_commands 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_func_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
struct cmd_list_element * add_com(const char *name, enum command_class theclass, cmd_simple_func_ftype *fun, const char *doc)
set_show_commands 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_func_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition cli-decode.c:688
set_show_commands add_setshow_prefix_cmd(const char *name, command_class theclass, const char *set_doc, const char *show_doc, cmd_list_element **set_subcommands_list, cmd_list_element **show_subcommands_list, cmd_list_element **set_list, cmd_list_element **show_list)
Definition cli-decode.c:428
set_show_commands 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_func_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
@ class_obscure
Definition command.h:64
@ class_maintenance
Definition command.h:65
@ no_class
Definition command.h:53
ssize_t read(int fd, void *buf, size_t count)
int gdb_pipe(int pdes[2])
Definition ser-go32.c:882
int rate
Definition ser-unix.c:242
int serial_send_break(struct serial *scb)
Definition serial.c:475
void serial_un_fdopen(struct serial *scb)
Definition serial.c:357
void serial_printf(struct serial *desc, const char *format,...)
Definition serial.c:445
static struct serial * serial_fdopen_ops(const int fd, const struct serial_ops *ops)
Definition serial.c:274
int serial_drain_output(struct serial *scb)
Definition serial.c:457
void serial_print_tty_state(struct serial *scb, serial_ttystate ttystate, struct ui_file *stream)
Definition serial.c:508
static const char logbase_hex[]
Definition serial.c:47
static const char logbase_ascii[]
Definition serial.c:49
int serial_pipe(struct serial *scbs[2])
Definition serial.c:595
int serial_is_open(struct serial *scb)
Definition serial.c:363
int serial_setparity(struct serial *scb, int parity)
Definition serial.c:530
void serial_ref(struct serial *scb)
Definition serial.c:369
struct serial * serial_for_fd(int fd)
Definition serial.c:163
static const char parity_odd[]
Definition serial.c:637
static const char *const logbase_enums[]
Definition serial.c:50
static struct cmd_list_element * serial_show_cmdlist
Definition serial.c:618
static void serial_baud_show_cmd(struct ui_file *file, int from_tty, struct cmd_list_element *c, const char *value)
Definition serial.c:625
static struct serial * serial_open_ops_1(const struct serial_ops *ops, const char *open_name)
Definition serial.c:232
static void do_serial_close(struct serial *scb, int really_close)
Definition serial.c:309
int serial_write(struct serial *scb, const void *buf, size_t count)
Definition serial.c:413
struct serial * serial_open_ops(const struct serial_ops *ops)
Definition serial.c:265
int serial_set_tty_state(struct serial *scb, serial_ttystate ttystate)
Definition serial.c:502
void serial_unref(struct serial *scb)
Definition serial.c:375
static const struct serial_ops * serial_interface_lookup(const char *)
Definition serial.c:144
serial_ttystate serial_copy_tty_state(struct serial *scb, serial_ttystate ttystate)
Definition serial.c:496
void serial_raw(struct serial *scb)
Definition serial.c:484
int baud_rate
Definition serial.c:622
static const char parity_even[]
Definition serial.c:638
static const char * parity
Definition serial.c:641
static void serial_logchar(struct ui_file *stream, int ch_type, int ch, int timeout)
Definition serial.c:64
static const char *const parity_enums[]
Definition serial.c:639
int serial_can_async_p(struct serial *scb)
Definition serial.c:536
static struct serial * new_serial(const struct serial_ops *ops)
Definition serial.c:177
serial_ttystate serial_get_tty_state(struct serial *scb)
Definition serial.c:490
int serial_flush_output(struct serial *scb)
Definition serial.c:463
static const char parity_none[]
Definition serial.c:636
void serial_log_command(struct target_ops *self, const char *cmd)
Definition serial.c:127
static unsigned int global_serial_debug_p
Definition serial.c:28
static int serial_current_type
Definition serial.c:55
static void set_parity(const char *ignore_args, int from_tty, struct cmd_list_element *c)
Definition serial.c:646
static const char * serial_logbase
Definition serial.c:52
static struct cmd_list_element * serial_set_cmdlist
Definition serial.c:617
int serial_readchar(struct serial *scb, int timeout)
Definition serial.c:383
void serial_debug(struct serial *scb, int debug_p)
Definition serial.c:562
void serial_async(struct serial *scb, serial_event_ftype *handler, void *context)
Definition serial.c:548
int serial_parity
Definition serial.c:634
static struct ui_file * serial_logfp
Definition serial.c:42
int serial_setstopbits(struct serial *scb, int num)
Definition serial.c:522
static const char logbase_octal[]
Definition serial.c:48
struct serial * serial_open(const char *name)
Definition serial.c:198
void _initialize_serial()
Definition serial.c:658
int serial_flush_input(struct serial *scb)
Definition serial.c:469
#define SERIAL_BREAK
Definition serial.c:61
static std::string serial_logfile
Definition serial.c:41
void serial_add_interface(const struct serial_ops *optable)
Definition serial.c:154
int serial_setbaudrate(struct serial *scb, int rate)
Definition serial.c:516
static struct serial * scb_base
Definition serial.c:36
static std::vector< const struct serial_ops * > serial_ops_list
Definition serial.c:32
int serial_is_async_p(struct serial *scb)
Definition serial.c:542
void serial_close(struct serial *scb)
Definition serial.c:351
struct serial * serial_fdopen(const int fd)
Definition serial.c:303
int serial_debug_p(struct serial *scb)
Definition serial.c:568
#define GDBPARITY_NONE
Definition serial.h:194
#define GDBPARITY_EVEN
Definition serial.h:196
void * serial_ttystate
Definition serial.h:35
void serial_event_ftype(struct serial *scb, void *context)
Definition serial.h:216
@ SERIAL_EOF
Definition serial.h:115
@ SERIAL_ERROR
Definition serial.h:110
@ SERIAL_TIMEOUT
Definition serial.h:111
#define GDBPARITY_ODD
Definition serial.h:195
int(* flush_output)(struct serial *)
Definition serial.h:268
void(* async)(struct serial *scb, int async_p)
Definition serial.h:288
int(* fdopen)(struct serial *, int fd)
Definition serial.h:264
void(* go_raw)(struct serial *)
Definition serial.h:272
int(* write)(struct serial *, const void *buf, size_t count)
Definition serial.h:266
serial_ttystate(* copy_tty_state)(struct serial *, serial_ttystate)
Definition serial.h:274
int(* drain_output)(struct serial *)
Definition serial.h:284
serial_ttystate(* get_tty_state)(struct serial *)
Definition serial.h:273
int(* flush_input)(struct serial *)
Definition serial.h:270
int(* set_tty_state)(struct serial *, serial_ttystate)
Definition serial.h:275
int(* setparity)(struct serial *, int parity)
Definition serial.h:282
int(* send_break)(struct serial *)
Definition serial.h:271
void(* print_tty_state)(struct serial *, serial_ttystate, struct ui_file *)
Definition serial.h:276
int(* open)(struct serial *, const char *name)
Definition serial.h:262
int(* setbaudrate)(struct serial *, int rate)
Definition serial.h:278
int(* readchar)(struct serial *, int timeout)
Definition serial.h:265
void(* close)(struct serial *)
Definition serial.h:263
int(* setstopbits)(struct serial *, int num)
Definition serial.h:279
char * name
Definition serial.h:251
struct serial * next
Definition serial.h:252
serial_ttystate ttystate
Definition serial.h:246
serial_event_ftype * async_handler
Definition serial.h:256
int fd
Definition serial.h:238
void * async_context
Definition serial.h:255
unsigned char * bufp
Definition serial.h:249
unsigned char buf[BUFSIZ]
Definition serial.h:250
int debug_p
Definition serial.h:253
int refcnt
Definition serial.h:236
const struct serial_ops * ops
Definition serial.h:244
int error_fd
Definition serial.h:243
Definition value.h:130
std::unique_ptr< stdio_file > stdio_file_up
Definition ui-file.h:293
void gdb_putc(int c)
Definition utils.c:1862
void gdb_printf(struct ui_file *stream, const char *format,...)
Definition utils.c:1886
void gdb_flush(struct ui_file *stream)
Definition utils.c:1498
void gdb_puts(const char *linebuffer, struct ui_file *stream)
Definition utils.c:1809
#define gdb_stdlog
Definition utils.h:190