[PATCH 1/5] Adding modified FREEBSD headers to sync RTEMS termios with FREEBSD
Kevin Kirspel
kevin-kirspel at idexx.com
Mon Mar 13 16:00:36 UTC 2017
---
cpukit/libcsupport/include/sys/_termios.h | 264 +++++++++++++++++++++++++++
cpukit/libcsupport/include/sys/ttydefaults.h | 111 +++++++++++
cpukit/libcsupport/src/cfmakesane.c | 66 +++++++
3 files changed, 441 insertions(+)
create mode 100644 cpukit/libcsupport/include/sys/_termios.h
create mode 100644 cpukit/libcsupport/include/sys/ttydefaults.h
create mode 100644 cpukit/libcsupport/src/cfmakesane.c
diff --git a/cpukit/libcsupport/include/sys/_termios.h b/cpukit/libcsupport/include/sys/_termios.h
new file mode 100644
index 0000000..92f2c54
--- /dev/null
+++ b/cpukit/libcsupport/include/sys/_termios.h
@@ -0,0 +1,264 @@
+/*-
+ * Copyright (c) 1988, 1989, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)termios.h 8.3 (Berkeley) 3/28/94
+ * $FreeBSD: head/sys/sys/_termios.h 314436 2017-02-28 23:42:47Z imp $
+ */
+
+#ifndef _SYS__TERMIOS_H_
+#define _SYS__TERMIOS_H_
+
+/*
+ * Special Control Characters
+ *
+ * Index into c_cc[] character array.
+ *
+ * Name Subscript Enabled by
+ */
+#define VEOF 0 /* ICANON */
+#define VEOL 1 /* ICANON */
+#if !_POSIX_SOURCE || __rtems__
+#define VEOL2 2 /* ICANON together with IEXTEN */
+#endif
+#define VERASE 3 /* ICANON */
+#if !_POSIX_SOURCE || __rtems__
+#define VWERASE 4 /* ICANON together with IEXTEN */
+#endif
+#define VKILL 5 /* ICANON */
+#if !_POSIX_SOURCE || __rtems__
+#define VREPRINT 6 /* ICANON together with IEXTEN */
+#define VERASE2 7 /* ICANON */
+#endif
+/* 7 ex-spare 1 */
+#define VINTR 8 /* ISIG */
+#define VQUIT 9 /* ISIG */
+#define VSUSP 10 /* ISIG */
+#if !_POSIX_SOURCE || __rtems__
+#define VDSUSP 11 /* ISIG together with IEXTEN */
+#endif
+#define VSTART 12 /* IXON, IXOFF */
+#define VSTOP 13 /* IXON, IXOFF */
+#if !_POSIX_SOURCE || __rtems__
+#define VLNEXT 14 /* IEXTEN */
+#define VDISCARD 15 /* IEXTEN */
+#endif
+#define VMIN 16 /* !ICANON */
+#define VTIME 17 /* !ICANON */
+#if !_POSIX_SOURCE || __rtems__
+#define VSTATUS 18 /* ICANON together with IEXTEN */
+/* 19 spare 2 */
+#endif
+#define NCCS 20
+
+#define _POSIX_VDISABLE 0xff
+
+/*
+ * Input flags - software input processing
+ */
+#define IGNBRK 0x00000001 /* ignore BREAK condition */
+#define BRKINT 0x00000002 /* map BREAK to SIGINTR */
+#define IGNPAR 0x00000004 /* ignore (discard) parity errors */
+#define PARMRK 0x00000008 /* mark parity and framing errors */
+#define INPCK 0x00000010 /* enable checking of parity errors */
+#define ISTRIP 0x00000020 /* strip 8th bit off chars */
+#define INLCR 0x00000040 /* map NL into CR */
+#define IGNCR 0x00000080 /* ignore CR */
+#define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
+#define IXON 0x00000200 /* enable output flow control */
+#define IXOFF 0x00000400 /* enable input flow control */
+#if !_POSIX_SOURCE || __rtems__
+#define IXANY 0x00000800 /* any char will restart after stop */
+#define IMAXBEL 0x00002000 /* ring bell on input queue full */
+#endif /*_POSIX_SOURCE */
+#ifdef __rtems__
+#define IUCLC 0x00004000 /* map upper case to lower case on input */
+#endif /* __rtems__ */
+/*
+ * Output flags - software output processing
+ */
+#define OPOST 0x00000001 /* enable following output processing */
+#if !_POSIX_SOURCE || __rtems__
+#define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
+#ifndef __rtems__
+#define TABDLY 0x00000004 /* tab delay mask */
+#define TAB0 0x00000000 /* no tab delay and expansion */
+#define TAB3 0x00000004 /* expand tabs to spaces */
+#define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
+#define OCRNL 0x00000010 /* map CR to NL on output */
+#define ONOCR 0x00000020 /* no CR output at column 0 */
+#define ONLRET 0x00000040 /* NL performs CR function */
+#else /* __rtems__ */
+#define TABDLY 0x0000000C /* tab delay mask */
+#define TAB0 0x00000000 /* no tab delay and expansion */
+#define TAB1 0x00000004
+#define TAB2 0x00000008
+#define TAB3 0x0000000C /* expand tabs to spaces */
+#define XTABS 0x0000000C
+#define ONOEOT 0x00000010 /* discard EOT's (^D) on output) */
+#define OCRNL 0x00000020 /* map CR to NL on output */
+#define ONOCR 0x00000040 /* no CR output at column 0 */
+#define ONLRET 0x00000080 /* NL performs CR function */
+#define OLCUC 0x00000100 /* map lower case to upper case on output */
+#define OFILL 0x00000200 /* send fill characters for a delay, rather than using a timed delay */
+#define OFDEL 0x00000400 /* fill character is ASCII DEL (0177). if unset, fill character is ASCII NUL ('\0') */
+#define NLDLY 0x00000800 /* newline delay mask */
+#define NL0 0x00000000
+#define NL1 0x00000800
+#define CRDLY 0x00003000 /* carriage return delay mask */
+#define CR0 0x00000000
+#define CR1 0x00001000
+#define CR2 0x00002000
+#define CR3 0x00003000
+#define BSDLY 0x00004000 /* Backspace delay mask */
+#define BS0 0x00000000
+#define BS1 0x00004000
+#define VTDLY 0x00008000 /* Vertical tab delay mask */
+#define VT0 0x00000000
+#define VT1 0x00008000
+#define FFDLY 0x00010000 /* Form feed delay mask */
+#define FF0 0x00000000
+#define FF1 0x00010000
+#endif /* __rtems__ */
+#endif /*_POSIX_SOURCE */
+
+/*
+ * Control flags - hardware control of terminal
+ */
+#if !_POSIX_SOURCE || __rtems__
+#define CIGNORE 0x00000001 /* ignore control flags */
+#endif
+#define CSIZE 0x00000300 /* character size mask */
+#define CS5 0x00000000 /* 5 bits (pseudo) */
+#define CS6 0x00000100 /* 6 bits */
+#define CS7 0x00000200 /* 7 bits */
+#define CS8 0x00000300 /* 8 bits */
+#define CSTOPB 0x00000400 /* send 2 stop bits */
+#define CREAD 0x00000800 /* enable receiver */
+#define PARENB 0x00001000 /* parity enable */
+#define PARODD 0x00002000 /* odd parity, else even */
+#define HUPCL 0x00004000 /* hang up on last close */
+#define CLOCAL 0x00008000 /* ignore modem status lines */
+#if !_POSIX_SOURCE || __rtems__
+#define CCTS_OFLOW 0x00010000 /* CTS flow control of output */
+#define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW)
+#define CRTS_IFLOW 0x00020000 /* RTS flow control of input */
+#define CDTR_IFLOW 0x00040000 /* DTR flow control of input */
+#define CDSR_OFLOW 0x00080000 /* DSR flow control of output */
+#define CCAR_OFLOW 0x00100000 /* DCD flow control of output */
+#endif
+
+
+/*
+ * "Local" flags - dumping ground for other state
+ *
+ * Warning: some flags in this structure begin with
+ * the letter "I" and look like they belong in the
+ * input flag.
+ */
+
+#if !_POSIX_SOURCE || __rtems__
+#define ECHOKE 0x00000001 /* visual erase for line kill */
+#endif /*_POSIX_SOURCE */
+#define ECHOE 0x00000002 /* visually erase chars */
+#define ECHOK 0x00000004 /* echo NL after line kill */
+#define ECHO 0x00000008 /* enable echoing */
+#define ECHONL 0x00000010 /* echo NL even if ECHO is off */
+#if !_POSIX_SOURCE || __rtems__
+#define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */
+#define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */
+#endif /*_POSIX_SOURCE */
+#define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */
+#define ICANON 0x00000100 /* canonicalize input lines */
+#if !_POSIX_SOURCE || __rtems__
+#define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */
+#endif /*_POSIX_SOURCE */
+#define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */
+#define EXTPROC 0x00000800 /* external processing */
+#ifdef __rtems__
+#define XCASE 0x00001000 /* visually erase chars */
+#endif /* __rtems__ */
+#define TOSTOP 0x00400000 /* stop background jobs from output */
+#if !_POSIX_SOURCE || __rtems__
+#define FLUSHO 0x00800000 /* output being flushed (state) */
+#define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */
+#define PENDIN 0x20000000 /* XXX retype pending input (state) */
+#endif /*_POSIX_SOURCE */
+#define NOFLSH 0x80000000 /* don't flush after interrupt */
+
+/*
+ * Standard speeds
+ */
+#define B0 0
+#define B50 50
+#define B75 75
+#define B110 110
+#define B134 134
+#define B150 150
+#define B200 200
+#define B300 300
+#define B600 600
+#define B1200 1200
+#define B1800 1800
+#define B2400 2400
+#define B4800 4800
+#define B9600 9600
+#define B19200 19200
+#define B38400 38400
+#if !_POSIX_SOURCE || __rtems__
+#define B7200 7200
+#define B14400 14400
+#define B28800 28800
+#define B57600 57600
+#define B76800 76800
+#define B115200 115200
+#define B230400 230400
+#define B460800 460800
+#define B921600 921600
+#define EXTA 19200
+#define EXTB 38400
+#endif /* !_POSIX_SOURCE */
+
+#ifdef __rtems__
+#define RTEMS_TERMIOS_NUMBER_BAUD_RATES 25
+#endif /* __rtems__ */
+
+typedef unsigned int tcflag_t;
+typedef unsigned char cc_t;
+typedef unsigned int speed_t;
+
+struct termios {
+ tcflag_t c_iflag; /* input flags */
+ tcflag_t c_oflag; /* output flags */
+ tcflag_t c_cflag; /* control flags */
+ tcflag_t c_lflag; /* local flags */
+ cc_t c_cc[NCCS]; /* control chars */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+};
+
+#endif /* !_SYS__TERMIOS_H_ */
diff --git a/cpukit/libcsupport/include/sys/ttydefaults.h b/cpukit/libcsupport/include/sys/ttydefaults.h
new file mode 100644
index 0000000..29464d0
--- /dev/null
+++ b/cpukit/libcsupport/include/sys/ttydefaults.h
@@ -0,0 +1,111 @@
+/*-
+ * Copyright (c) 1982, 1986, 1993
+ * The Regents of the University of California. All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)ttydefaults.h 8.4 (Berkeley) 1/21/94
+ * $FreeBSD: head/sys/sys/ttydefaults.h 314436 2017-02-28 23:42:47Z imp $
+ */
+
+/*
+ * System wide defaults for terminal state.
+ */
+#ifndef _SYS_TTYDEFAULTS_H_
+#define _SYS_TTYDEFAULTS_H_
+
+/*
+ * Defaults on "first" open.
+ */
+#define TTYDEF_IFLAG (BRKINT | ICRNL | IMAXBEL | IXON | IXANY)
+#define TTYDEF_OFLAG (OPOST | ONLCR)
+#define TTYDEF_LFLAG_NOECHO (ICANON | ISIG | IEXTEN)
+#define TTYDEF_LFLAG_ECHO (TTYDEF_LFLAG_NOECHO \
+ | ECHO | ECHOE | ECHOKE | ECHOCTL)
+#define TTYDEF_LFLAG TTYDEF_LFLAG_ECHO
+#define TTYDEF_CFLAG (CREAD | CS8 | HUPCL)
+#define TTYDEF_SPEED (B9600)
+
+/*
+ * Control Character Defaults
+ */
+/*
+ * XXX: A lot of code uses lowercase characters, but control-character
+ * conversion is actually only valid when applied to uppercase
+ * characters. We just treat lowercase characters as if they were
+ * inserted as uppercase.
+ */
+#define CTRL(x) ((x) >= 'a' && (x) <= 'z' ? \
+ ((x) - 'a' + 1) : (((x) - 'A' + 1) & 0x7f))
+#define CEOF CTRL('D')
+#define CEOL 0xff /* XXX avoid _POSIX_VDISABLE */
+#define CERASE CTRL('?')
+#define CERASE2 CTRL('H')
+#define CINTR CTRL('C')
+#define CSTATUS CTRL('T')
+#define CKILL CTRL('U')
+#define CMIN 1
+#define CQUIT CTRL('\\')
+#define CSUSP CTRL('Z')
+#define CTIME 0
+#define CDSUSP CTRL('Y')
+#define CSTART CTRL('Q')
+#define CSTOP CTRL('S')
+#define CLNEXT CTRL('V')
+#define CDISCARD CTRL('O')
+#define CWERASE CTRL('W')
+#define CREPRINT CTRL('R')
+#define CEOT CEOF
+/* compat */
+#define CBRK CEOL
+#define CRPRNT CREPRINT
+#define CFLUSH CDISCARD
+
+/* PROTECTED INCLUSION ENDS HERE */
+#endif /* !_SYS_TTYDEFAULTS_H_ */
+
+/*
+ * #define TTYDEFCHARS to include an array of default control characters.
+ */
+#ifdef TTYDEFCHARS
+
+#include <sys/cdefs.h>
+#include <sys/_termios.h>
+
+static const cc_t ttydefchars[] = {
+ CEOF, CEOL, CEOL, CERASE, CWERASE, CKILL, CREPRINT, CERASE2, CINTR,
+ CQUIT, CSUSP, CDSUSP, CSTART, CSTOP, CLNEXT, CDISCARD, CMIN, CTIME,
+ CSTATUS, _POSIX_VDISABLE
+};
+_Static_assert(sizeof(ttydefchars) / sizeof(cc_t) == NCCS,
+ "Size of ttydefchars does not match NCCS");
+
+#undef TTYDEFCHARS
+#endif /* TTYDEFCHARS */
diff --git a/cpukit/libcsupport/src/cfmakesane.c b/cpukit/libcsupport/src/cfmakesane.c
new file mode 100644
index 0000000..e44fd6a
--- /dev/null
+++ b/cpukit/libcsupport/src/cfmakesane.c
@@ -0,0 +1,66 @@
+/* @file
+ *
+ * @brief Baud Rate Functions
+ * @ingroup Termios
+ */
+
+/*
+ * Copyright (c) 1989, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems.h>
+#if defined(RTEMS_NEWLIB)
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#define TTYDEFCHARS
+#include <termios.h>
+
+/*
+ * Obtain a termios structure which is similar to the one provided by
+ * the kernel.
+ */
+void
+cfmakesane(
+ struct termios *tp
+)
+{
+ tp->c_cflag = TTYDEF_CFLAG;
+ tp->c_iflag = TTYDEF_IFLAG;
+ tp->c_lflag = TTYDEF_LFLAG;
+ tp->c_oflag = TTYDEF_OFLAG;
+ tp->c_ispeed = TTYDEF_SPEED;
+ tp->c_ospeed = TTYDEF_SPEED;
+ memcpy(&tp->c_cc, ttydefchars, sizeof ttydefchars);
+}
+#endif
--
1.9.1
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