75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/*
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* Copyright 2010, Haiku Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _TTY_MODULE_H
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#define _TTY_MODULE_H
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#include <module.h>
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#include <termios.h>
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#include <Select.h>
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struct tty;
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struct tty_cookie;
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typedef bool (*tty_service_func)(struct tty *tty, uint32 op, void *buffer,
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size_t length);
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// flags
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#define TTYCARRIER (1 << 0)
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#define TTYWRITABLE (1 << 1)
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#define TTYWRITING (1 << 2)
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#define TTYREADING (1 << 3)
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#define TTYOSTOPPED (1 << 4)
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#define TTYEXCLUSIVE (1 << 5)
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#define TTYHWDCD (1 << 6)
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#define TTYHWCTS (1 << 7)
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#define TTYHWDSR (1 << 8)
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#define TTYHWRI (1 << 9)
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#define TTYFLOWFORCED (1 << 10)
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// ops
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#define TTYENABLE 0 /* bool enabled */
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#define TTYSETMODES 1 /* struct termios termios */
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#define TTYOSTART 2
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#define TTYOSYNC 3
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#define TTYISTOP 4 /* bool stopInput */
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#define TTYSETBREAK 5 /* bool break */
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#define TTYSETDTR 6 /* bool dataTerminalReady */
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#define TTYSETRTS 7 /* bool requestToSend */
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#define TTYGETSIGNALS 8 /* call tty_hardware_signal for all bits */
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typedef struct tty_module_info tty_module_info;
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struct tty_module_info {
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module_info mi;
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struct tty *(*tty_create)(tty_service_func serviceFunction, bool isMaster);
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void (*tty_destroy)(struct tty *tty);
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struct tty_cookie *
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(*tty_create_cookie)(struct tty *masterTTY, struct tty *slaveTTY,
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uint32 openMode);
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void (*tty_close_cookie)(struct tty_cookie *cookie);
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void (*tty_destroy_cookie)(struct tty_cookie *cookie);
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status_t (*tty_read)(struct tty_cookie *cookie, void *_buffer,
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size_t *_length);
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status_t (*tty_write)(struct tty_cookie *cookie, const void *buffer,
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size_t *length);
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status_t (*tty_control)(struct tty_cookie *cookie, uint32 op,
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void *buffer, size_t length);
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status_t (*tty_select)(struct tty_cookie *cookie, uint8 event,
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uint32 ref, selectsync *sync);
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status_t (*tty_deselect)(struct tty_cookie *cookie, uint8 event,
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selectsync *sync);
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status_t (*tty_hardware_signal)(struct tty_cookie *cookie,
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int signal, bool);
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};
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#define B_TTY_MODULE_NAME "generic/tty/v1"
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#endif /* _TTY_MODULE_H */
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