Enrico Fraccaroli (Galfurian)
47 lines
2.1 KiB
C
47 lines
2.1 KiB
C
/// @file termios-struct.h
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/// @brief Definition of the `termios` structure.
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/// @copyright (c) 2014-2024 This file is distributed under the MIT License.
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/// See LICENSE.md for details.
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#pragma once
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/// Type for control characters.
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typedef unsigned char cc_t;
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/// Type for speed.
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typedef unsigned int speed_t;
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/// Type for flags.
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typedef unsigned int tcflag_t;
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/// The number of control characters.
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#define NCCS 32
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/// @brief Stores information about a terminal IOs.
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typedef struct termios {
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tcflag_t c_iflag; ///< input mode flags
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tcflag_t c_oflag; ///< output mode flags
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tcflag_t c_cflag; ///< control mode flags
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tcflag_t c_lflag; ///< local mode flags
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cc_t c_line; ///< line discipline
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cc_t c_cc[NCCS]; ///< control characters
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speed_t c_ispeed; ///< input speed
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speed_t c_ospeed; ///< output speed
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} termios_t;
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//These flags generally control higher-level aspects of input processing than
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// the input modes flags described in Input Modes, such as echoing, signals, and
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// the choice of canonical or noncanonical input.
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#define ISIG 0x00000080 ///< Controls whether the INTR, QUIT, and SUSP characters are recognized.
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#define ICANON 0x00000100 ///< Enables canonical input processing mode.
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#define ECHO 0x00000008 ///< Echo input characters.
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#define ECHOE 0x00000002 ///< If ICANON is set, the ERASE character erases the preceding character.
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#define ECHOK 0x00000004 ///< If ICANON is set, the KILL character erases the current line.
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#define ECHONL 0x00000010 ///< If ICANON is set, echo the NL character even if ECHO is not set.
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#define NOFLSH 0x80000000 ///< Do not clear in/out queues when receiving INTR, QUIT, and SUSP.
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#define TOSTOP 0x00400000 ///< Allows SIGTTOU signals generated by background processes.
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#define ECHOCTL 0x00000040 ///< If this and ECHO are set, control characters with ‘^’ are echoed.
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#define ECHOKE 0x00000001 ///< If ICANON is set, KILL is echoed by erasing each character on the line.
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#define IEXTEN 0x00000400 ///< Enables implementation-defined input processing.
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/// @brief Mask for extracting control values.
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#define CTRL(x) ((x) & 037)
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