mirror of
https://github.com/apache/nuttx.git
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libc/termios: modify termios setting follow linux and posix
Change-Id: Id323b3169e74f4153fd8d132d20926b7fb8336a3 Signed-off-by: dongjiuzhu <dongjiuzhu1@xiaomi.com>
This commit is contained in:
dongjiuzhu
Matias N
+111
-129
@@ -50,87 +50,81 @@
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/* Terminal input modes (c_iflag in the termios structure) */
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#define BRKINT (1 << 0) /* Bit 0: Signal interrupt on break */
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#define ICRNL (1 << 1) /* Bit 1: Map CR to NL on input */
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#define IGNBRK (1 << 2) /* Bit 2: Ignore break condition */
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#define IGNCR (1 << 3) /* Bit 3: Ignore CR */
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#define IGNPAR (1 << 4) /* Bit 4: Ignore characters with parity errors */
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#define INLCR (1 << 5) /* Bit 5: Map NL to CR on input */
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#define INPCK (1 << 6) /* Bit 6: Enable input parity check */
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#define ISTRIP (1 << 7) /* Bit 7: Strip character */
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#define IUCLC (1 << 8) /* Bit 8: Map upper-case to lower-case on input
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* (LEGACY) */
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#define IXANY (1 << 9) /* Bit 9: Enable any character to restart output */
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#define IXOFF (1 << 10) /* Bit 10: Enable start/stop input control */
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#define IXON (1 << 11) /* Bit 11: Enable start/stop output control */
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#define PARMRK (1 << 12) /* Bit 12: Mark parity errors */
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#define IGNBRK (1 << 0) /* Bit 0: Ignore break condition */
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#define BRKINT (1 << 1) /* Bit 1: Signal interrupt on break */
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#define IGNPAR (1 << 2) /* Bit 2: Ignore characters with parity errors */
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#define PARMRK (1 << 3) /* Bit 3: Mark parity errors */
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#define INPCK (1 << 4) /* Bit 4: Enable input parity check */
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#define ISTRIP (1 << 5) /* Bit 5: Strip character */
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#define INLCR (1 << 6) /* Bit 6: Map NL to CR on input */
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#define IGNCR (1 << 7) /* Bit 7: Ignore CR */
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#define ICRNL (1 << 8) /* Bit 8: Map CR to NL on input */
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#define IUCLC (1 << 9) /* Bit 9: Map upper-case to lower-case on input (LEGACY) */
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#define IXON (1 << 10) /* Bit 10: Enable start/stop output control */
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#define IXANY (1 << 11) /* Bit 11: Enable any character to restart output */
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#define IXOFF (1 << 12) /* Bit 12: Enable start/stop input control */
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/* Terminal output modes (c_oflag in the termios structure) */
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#define OPOST (1 << 0) /* Bit 0: Post-process output */
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#define OLCUC (1 << 1) /* Bit 1: Map lower-case to upper-case on
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* * output (LEGACY) */
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#define OLCUC (1 << 1) /* Bit 1: Map lower-case to upper-case on output (LEGACY) */
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#define ONLCR (1 << 2) /* Bit 2: Map NL to CR-NL on output */
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#define OCRNL (1 << 3) /* Bit 3: Map CR to NL on output */
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#define ONOCR (1 << 4) /* Bit 4: No CR output at column 0 */
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#define ONLRET (1 << 5) /* Bit 5: NL performs CR function */
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#define OFILL (1 << 6) /* Bit 6: Use fill characters for delay */
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#define NLDLY (1 << 7) /* Bit 7: Select newline delays: */
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# define NL0 (0 << 7) /* Newline character type 0 */
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# define NL1 (1 << 7) /* Newline character type 1 */
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#define CRDLY (3 << 8) /* Bits 8-9: Select carriage-return delays: */
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# define CR0 (0 << 8) /* Carriage-return delay type 0 */
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# define CR1 (1 << 8) /* Carriage-return delay type 1 */
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# define CR2 (2 << 8) /* Carriage-return delay type 2 */
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# define CR3 (3 << 8) /* Carriage-return delay type 3 */
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#define TABDLY (3 << 10) /* Bit 10-11: Select horizontal-tab delays: */
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# define TAB0 (0 << 10) /* Horizontal-tab delay type 0 */
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# define TAB1 (1 << 10) /* Horizontal-tab delay type 1 */
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# define TAB2 (2 << 10) /* Horizontal-tab delay type 2 */
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# define TAB3 (3 << 10) /* Expand tabs to spaces */
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#define BSDLY (1 << 12) /* Bit 12: Select backspace delays: */
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# define BS0 (0 << 12) /* Backspace-delay type 0 */
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# define BS1 (1 << 12) /* Backspace-delay type 1 */
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#define VTDLY (1 << 13) /* Bit 13: Select vertical-tab delays: */
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# define VT0 (0 << 13) /* Vertical-tab delay type 0 */
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# define VT1 (1 << 13) /* Vertical-tab delay type 1 */
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#define FFDLY (1 << 14) /* Bit 14: Select form-feed delays: */
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# define FF0 (0 << 14) /* Form-feed delay type 0 */
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# define FF1 (1 << 14) /* Form-feed delay type 1 */
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#define NLDLY (1 << 8) /* Bit 8: Select newline delays: */
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# define NL0 (0 << 8) /* Newline character type 0 */
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# define NL1 (1 << 8) /* Newline character type 1 */
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#define CRDLY (3 << 9) /* Bits 9-10: Select carriage-return delays: */
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# define CR0 (0 << 9) /* Carriage-return delay type 0 */
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# define CR1 (1 << 9) /* Carriage-return delay type 1 */
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# define CR2 (2 << 9) /* Carriage-return delay type 2 */
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# define CR3 (3 << 9) /* Carriage-return delay type 3 */
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#define TABDLY (3 << 11) /* Bits 11-12: Select horizontal-tab delays: */
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# define TAB0 (0 << 11) /* Horizontal-tab delay type 0 */
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# define TAB1 (1 << 11) /* Horizontal-tab delay type 1 */
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# define TAB2 (2 << 11) /* Horizontal-tab delay type 2 */
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# define TAB3 (3 << 11) /* Expand tabs to spaces */
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#define BSDLY (1 << 13) /* Bit 13: Select backspace delays: */
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# define BS0 (0 << 13) /* Backspace-delay type 0 */
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# define BS1 (1 << 13) /* Backspace-delay type 1 */
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#define VTDLY (1 << 14) /* Bit 14: Select vertical-tab delays: */
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# define VT0 (0 << 14) /* Vertical-tab delay type 0 */
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# define VT1 (1 << 14) /* Vertical-tab delay type 1 */
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#define FFDLY (1 << 15) /* Bit 15: Select form-feed delays: */
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# define FF0 (0 << 15) /* Form-feed delay type 0 */
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# define FF1 (1 << 15) /* Form-feed delay type 1 */
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/* Control Modes (c_cflag in the termios structure) */
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#define CSIZE (3 << 0) /* Bits 0-1: Character size: */
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# define CS5 (0 << 0) /* 5 bits */
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# define CS6 (1 << 0) /* 6 bits */
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# define CS7 (2 << 0) /* 7 bits */
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# define CS8 (3 << 0) /* 8 bits */
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#define CSTOPB (1 << 2) /* Bit 2: Send two stop bits, else one */
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#define CREAD (1 << 3) /* Bit 3: Enable receiver */
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#define PARENB (1 << 4) /* Bit 4: Parity enable */
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#define PARODD (1 << 5) /* Bit 5: Odd parity, else even */
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#define HUPCL (1 << 6) /* Bit 6: Hang up on last close */
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#define CLOCAL (1 << 7) /* Bit 7: Ignore modem status lines */
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#define CCTS_OFLOW (1 << 8) /* Bit 8: CTS flow control of output */
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#define CRTS_IFLOW (1 << 9) /* Bit 9: RTS flow control of input */
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#define CRTSCTS (CRTS_IFLOW | CCTS_OFLOW)
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#define CSIZE (3 << 4) /* Bits 4-5: Character size: */
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# define CS5 (0 << 4) /* 5 bits */
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# define CS6 (1 << 4) /* 6 bits */
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# define CS7 (2 << 4) /* 7 bits */
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# define CS8 (3 << 4) /* 8 bits */
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#define CSTOPB (1 << 6) /* Bit 6: Send two stop bits, else one */
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#define CREAD (1 << 7) /* Bit 7: Enable receiver */
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#define PARENB (1 << 8) /* Bit 8: Parity enable */
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#define PARODD (1 << 9) /* Bit 9: Odd parity, else even */
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#define HUPCL (1 << 10) /* Bit 10: Hang up on last close */
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#define CLOCAL (1 << 11) /* Bit 11: Ignore modem status lines */
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#define CCTS_OFLOW (1 << 29)/* Bit 29: CTS flow control of output */
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#define CRTS_IFLOW (1 << 31)/* Bit 31: RTS flow control of input */
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#define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW)
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/* Local Modes (c_lflag in the termios structure) */
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#define ECHO (1 << 0) /* Bit 0: Enable echo */
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#define ECHOE (1 << 1) /* Bit 1: Echo erase character as error-
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* correcting backspace */
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#define ECHOK (1 << 2) /* Bit 2: Echo KILL */
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#define ECHONL (1 << 3) /* Bit 3: Echo NL */
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#define ICANON (1 << 4) /* Bit 4: Canonical input (erase and kill
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* processing) */
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#define IEXTEN (1 << 5) /* Bit 5: Enable extended input character
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* processing */
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#define ISIG (1 << 6) /* Bit 6: Enable signals */
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#define ISIG (1 << 0) /* Bit 0: Enable signals */
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#define ICANON (1 << 1) /* Bit 1: Canonical input (erase and kill processing) */
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#define XCASE (1 << 2) /* Bit 2: Canonical upper/lower presentation (LEGACY) */
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#define ECHO (1 << 3) /* Bit 3: Enable echo */
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#define ECHOE (1 << 4) /* Bit 4: Echo erase character as error correcting backspace */
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#define ECHOK (1 << 5) /* Bit 5: Echo KILL */
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#define ECHONL (1 << 6) /* Bit 6: Echo NL */
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#define NOFLSH (1 << 7) /* Bit 7: Disable flush after interrupt or quit */
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#define TOSTOP (1 << 8) /* Bit 8: Send SIGTTOU for background output */
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#define XCASE (1 << 9) /* Bit 9: Canonical upper/lower presentation
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* (LEGACY) */
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#define IEXTEN (1 << 15) /* Bit 15: Enable extended input character processing */
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/* The following are subscript names for the termios c_cc array.
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*
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@@ -155,63 +149,57 @@
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* VTIME: Timeout in deciseconds for non-canonical read
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*/
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#define VEOF 0 /* Bit 0: EOF character (canonical mode) */
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#define VMIN VEOF /* Bit 0: MIN value (non-canonical mode) */
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#define VEOL 1 /* Bit 1: EOL character (canonical mode) */
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#define VTIME VEOL /* Bit 1: TIME value (non-canonical mode) */
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#define VINTR 0 /* Bit 0: INTR character */
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#define VQUIT 1 /* Bit 1: QUIT character */
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#define VERASE 2 /* Bit 2: ERASE character (canonical mode) */
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#define VINTR 3 /* Bit 3: INTR character */
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#define VKILL 4 /* Bit 4: KILL character (canonical mode) */
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#define VQUIT 5 /* Bit 5: QUIT character */
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#define VSTART 6 /* Bit 6: START character */
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#define VSTOP 7 /* Bit 7: STOP character */
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#define VSUSP 8 /* Bit 8: SUSP character */
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#define NCCS 9 /* Bit 9: Size of the array c_cc for control
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* characters */
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#define VKILL 3 /* Bit 3: KILL character (canonical mode) */
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#define VEOF 4 /* Bit 4: EOF character (canonical mode) */
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#define VTIME 5 /* Bit 5: TIME value (non-canonical mode) */
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#define VMIN 6 /* Bit 6: MIN value (non-canonical mode) */
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#define VSTART 8 /* Bit 8: START character */
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#define VSTOP 9 /* Bit 9: STOP character */
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#define VSUSP 10 /* Bit 10: SUSP character */
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#define VEOL 11 /* Bit 11: EOL character (canonical mode) */
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#define NCCS 12 /* Bit 12: Size of the array c_cc for control characters */
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/* Baud Rate Selection. These are instances of type speed_t. Values of
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* 38400 and below are specified by POSIX; values above 38400 are sometimes
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* referred to as extended values and most values appear in most termios.h
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* implementations.
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*
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* NOTE that is NuttX that the encoding of the speed_t values is simply the
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* value of the baud itself. So this opens a window for non-portable abuse
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* of the speed-related interfaces: The defined values should be used where-
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* ever possible for reasons of portability.
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*/
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#define B0 0 /* Hang up */
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#define B50 50 /* 50 baud */
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#define B75 75 /* 75 baud */
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#define B110 110 /* 110 baud */
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#define B134 134 /* 134.5 baud */
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#define B150 150 /* 150 baud */
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#define B200 200 /* 200 baud */
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#define B300 300 /* 300 baud */
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#define B600 600 /* 600 baud */
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#define B1200 1200 /* 1,200 baud */
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#define B1800 1800 /* 1,800 baud */
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#define B2400 2400 /* 2,400 baud */
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#define B4800 4800 /* 4,800 baud */
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#define B9600 9600 /* 9,600 baud */
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#define B19200 19200 /* 19,200 baud */
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#define B38400 38400 /* 38,400 baud */
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#define B0 0000000 /* Hang up */
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#define B50 0000001 /* 50 baud */
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#define B75 0000002 /* 75 baud */
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#define B110 0000003 /* 110 baud */
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#define B134 0000004 /* 134.5 baud */
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#define B150 0000005 /* 150 baud */
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#define B200 0000006 /* 200 baud */
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#define B300 0000007 /* 300 baud */
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#define B600 0000010 /* 600 baud */
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#define B1200 0000011 /* 1,200 baud */
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#define B1800 0000012 /* 1,800 baud */
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#define B2400 0000013 /* 2,400 baud */
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#define B4800 0000014 /* 4,800 baud */
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#define B9600 0000015 /* 9,600 baud */
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#define B19200 0000016 /* 19,200 baud */
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#define B38400 0000017 /* 38,400 baud */
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#define B57600 57600 /* 57,600 baud */
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#define B115200 115200 /* 115,200 baud */
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#define B128000 128000 /* 128,000 baud */
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#define B230400 230400 /* 230,400 baud */
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#define B256000 256000 /* 256,000 baud */
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#define B460800 460800 /* 460,800 baud */
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#define B500000 500000 /* 500,000 baud */
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#define B576000 576000 /* 576,000 baud */
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#define B921600 921600 /* 921,600 baud */
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#define B1000000 1000000 /* 1,000,000 baud */
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#define B1152000 1152000 /* 1,152,000 baud */
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#define B1500000 1500000 /* 1,500,000 baud */
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#define B2000000 2000000 /* 2,000,000 baud */
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#define B2500000 2500000 /* 2,500,000 baud */
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#define B3000000 3000000 /* 3,000,000 baud */
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#define B57600 0010001 /* 57,600 baud */
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#define B115200 0010002 /* 115,200 baud */
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#define B230400 0010003 /* 230,400 baud */
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#define B460800 0010004 /* 460,800 baud */
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#define B500000 0010005 /* 500,000 baud */
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#define B576000 0010006 /* 576,000 baud */
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#define B921600 0010007 /* 921,600 baud */
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#define B1000000 0010010 /* 1,000,000 baud */
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#define B1152000 0010011 /* 1,152,000 baud */
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#define B1500000 0010012 /* 1,500,000 baud */
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#define B2000000 0010013 /* 2,000,000 baud */
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#define B2500000 0010014 /* 2,500,000 baud */
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#define B3000000 0010015 /* 3,000,000 baud */
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#define B3500000 0010016 /* 3,500,000 baud */
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#define B4000000 0010017 /* 4,000,000 baud */
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/* Attribute Selection (used with tcsetattr()) */
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@@ -223,18 +211,18 @@
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/* Line Control (used with tcflush()) */
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#define TCIFLUSH 0 /* Flush pending input */
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#define TCIOFLUSH 1 /* Flush both pending input and untransmitted
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#define TCOFLUSH 1 /* Flush untransmitted output */
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#define TCIOFLUSH 2 /* Flush both pending input and untransmitted
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* output */
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#define TCOFLUSH 2 /* Flush untransmitted output */
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/* Constants for use with tcflow() */
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#define TCIOFF 0 /* Transmit a STOP character, intended to
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#define TCOOFF 0 /* Suspend output */
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#define TCOON 1 /* Restart output */
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#define TCIOFF 2 /* Transmit a STOP character, intended to
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* suspend input data */
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#define TCION 1 /* Transmit a START character, intended to
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#define TCION 3 /* Transmit a START character, intended to
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* restart input data */
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#define TCOOFF 2 /* Suspend output */
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#define TCOON 3 /* Restart output */
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/****************************************************************************
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* Public Type Definitions
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@@ -242,12 +230,12 @@
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/* Baud rate selection */
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typedef uint32_t speed_t; /* Used for terminal baud rates */
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typedef unsigned int speed_t; /* Used for terminal baud rates */
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/* Types used within the termios structure */
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typedef uint16_t tcflag_t; /* Used for terminal modes */
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typedef int cc_t; /* Used for terminal special characters */
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typedef unsigned int tcflag_t; /* Used for terminal modes */
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typedef unsigned char cc_t; /* Used for terminal special characters */
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/* The termios structure */
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@@ -260,13 +248,6 @@ struct termios
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tcflag_t c_cflag; /* Control modes */
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tcflag_t c_lflag; /* Local modes */
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cc_t c_cc[NCCS]; /* Control chars */
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/* Implementation specific fields. For portability reasons, these fields
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* should not be accessed directly, but rather through only through the
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* cf[set|get][o|i]speed() POSIX interfaces.
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*/
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speed_t c_speed; /* Input/output speed (non-POSIX)*/
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};
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/****************************************************************************
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@@ -286,6 +267,7 @@ extern "C"
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* does not control input/output baud independently. Both must be the same.
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* The POSIX standard interfaces, cfigetispeed() and cfigetospeed() are
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* supported by simply defining them to be cfgetspeed().
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* The return value is baud value(9600).
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*/
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speed_t cfgetspeed(FAR const struct termios *termiosp);
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@@ -297,6 +279,7 @@ speed_t cfgetspeed(FAR const struct termios *termiosp);
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* not control input/output baud independently. Both must be the same.
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* The POSIX standard interfaces, cfigetispeed() and cfigetospeed() are
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* supported by simply defining them to be cfsetspeed().
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* Speed could be baud value(9600) or could be baud mask(B9600).
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*/
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int cfsetspeed(FAR struct termios *termiosp, speed_t speed);
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@@ -337,7 +320,6 @@ int tcsendbreak(int fd, int duration);
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int tcsetattr(int fd, int options, FAR const struct termios *termiosp);
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#undef EXTERN
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#ifdef __cplusplus
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}
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