/* Serial interface for local (hardwired) serial ports on Un*x like systems
- Copyright (C) 1992-2013 Free Software Foundation, Inc.
+ Copyright (C) 1992-2015 Free Software Foundation, Inc.
This file is part of GDB.
#include <sys/time.h>
#include "gdb_select.h"
-#include "gdb_string.h"
#include "gdbcmd.h"
+#include "filestuff.h"
#ifdef HAVE_TERMIOS
static int do_hardwire_readchar (struct serial *scb, int timeout);
static int rate_to_code (int rate);
static int hardwire_setbaudrate (struct serial *scb, int rate);
+static int hardwire_setparity (struct serial *scb, int parity);
static void hardwire_close (struct serial *scb);
static int get_tty_state (struct serial *scb,
struct hardwire_ttystate * state);
static int
hardwire_open (struct serial *scb, const char *name)
{
- scb->fd = open (name, O_RDWR);
+ scb->fd = gdb_open_cloexec (name, O_RDWR, 0);
if (scb->fd < 0)
return -1;
state.termios.c_iflag = 0;
state.termios.c_oflag = 0;
state.termios.c_lflag = 0;
- state.termios.c_cflag &= ~(CSIZE | PARENB);
+ state.termios.c_cflag &= ~CSIZE;
state.termios.c_cflag |= CLOCAL | CS8;
#ifdef CRTSCTS
/* h/w flow control. */
state.termio.c_iflag = 0;
state.termio.c_oflag = 0;
state.termio.c_lflag = 0;
- state.termio.c_cflag &= ~(CSIZE | PARENB);
+ state.termio.c_cflag &= ~CSIZE;
state.termio.c_cflag |= CLOCAL | CS8;
state.termio.c_cc[VMIN] = 0;
state.termio.c_cc[VTIME] = 0;
return set_tty_state (scb, &state);
}
+/* Implement the "setparity" serial_ops callback. */
+
+static int
+hardwire_setparity (struct serial *scb, int parity)
+{
+ struct hardwire_ttystate state;
+ int newparity = 0;
+
+ if (get_tty_state (scb, &state))
+ return -1;
+
+ switch (parity)
+ {
+ case GDBPARITY_NONE:
+ newparity = 0;
+ break;
+ case GDBPARITY_ODD:
+ newparity = PARENB | PARODD;
+ break;
+ case GDBPARITY_EVEN:
+ newparity = PARENB;
+ break;
+ default:
+ internal_warning (__FILE__, __LINE__,
+ "Incorrect parity value: %d", parity);
+ return -1;
+ }
+
+#ifdef HAVE_TERMIOS
+ state.termios.c_cflag &= ~(PARENB | PARODD);
+ state.termios.c_cflag |= newparity;
+#endif
+
+#ifdef HAVE_TERMIO
+ state.termio.c_cflag &= ~(PARENB | PARODD);
+ state.termio.c_cflag |= newparity;
+#endif
+
+#ifdef HAVE_SGTTY
+ return 0; /* sgtty doesn't support this */
+#endif
+ return set_tty_state (scb, &state);
+}
+
+
static void
hardwire_close (struct serial *scb)
{
}
\f
\f
-void
-_initialize_ser_hardwire (void)
-{
- struct serial_ops *ops = XMALLOC (struct serial_ops);
- memset (ops, 0, sizeof (struct serial_ops));
- ops->name = "hardwire";
- ops->next = 0;
- ops->open = hardwire_open;
- ops->close = hardwire_close;
+/* The hardwire ops. */
+
+static const struct serial_ops hardwire_ops =
+{
+ "hardwire",
+ hardwire_open,
+ hardwire_close,
+ NULL,
/* FIXME: Don't replace this with the equivalent ser_base*() until
the old TERMIOS/SGTTY/... timer code has been flushed. cagney
1999-09-16. */
- ops->readchar = hardwire_readchar;
- ops->write = ser_base_write;
- ops->flush_output = hardwire_flush_output;
- ops->flush_input = hardwire_flush_input;
- ops->send_break = hardwire_send_break;
- ops->go_raw = hardwire_raw;
- ops->get_tty_state = hardwire_get_tty_state;
- ops->copy_tty_state = hardwire_copy_tty_state;
- ops->set_tty_state = hardwire_set_tty_state;
- ops->print_tty_state = hardwire_print_tty_state;
- ops->noflush_set_tty_state = hardwire_noflush_set_tty_state;
- ops->setbaudrate = hardwire_setbaudrate;
- ops->setstopbits = hardwire_setstopbits;
- ops->drain_output = hardwire_drain_output;
- ops->async = ser_base_async;
- ops->read_prim = ser_unix_read_prim;
- ops->write_prim = ser_unix_write_prim;
- serial_add_interface (ops);
+ hardwire_readchar,
+ ser_base_write,
+ hardwire_flush_output,
+ hardwire_flush_input,
+ hardwire_send_break,
+ hardwire_raw,
+ hardwire_get_tty_state,
+ hardwire_copy_tty_state,
+ hardwire_set_tty_state,
+ hardwire_print_tty_state,
+ hardwire_noflush_set_tty_state,
+ hardwire_setbaudrate,
+ hardwire_setstopbits,
+ hardwire_setparity,
+ hardwire_drain_output,
+ ser_base_async,
+ ser_unix_read_prim,
+ ser_unix_write_prim
+};
+
+void
+_initialize_ser_hardwire (void)
+{
+ serial_add_interface (&hardwire_ops);
#ifdef HAVE_TERMIOS
#ifdef CRTSCTS