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| /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */ |
| #ifndef __dj_include_libc_ttyprvt_h__ |
| #define __dj_include_libc_ttyprvt_h__ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
| |
| #ifndef __STRICT_ANSI__ |
| |
| #ifndef _POSIX_SOURCE |
| |
| #include <termios.h> |
| #include <unistd.h> |
| |
| #define _TTY_CTRL(x) ((x) & 0x1f) |
| #define _TTY_QUEUE_SIZE 2048 |
| #define _TTY_EDITLINE_SIZE ((_TTY_QUEUE_SIZE) / 2) |
| #define _TTY_EDITLINE_CTRL 0 |
| #define _TTY_EDITLINE_SINGLE 1 |
| #define _TTY_EDITLINE_INVALID -1 |
| |
| struct tty_queue |
| { |
| int size; |
| unsigned char *top; |
| unsigned char *bottom; |
| int count; |
| unsigned char *rpos; |
| unsigned char *wpos; |
| }; |
| |
| struct tty |
| { |
| struct termios __libc_termios; |
| struct tty_queue __libc_tty_queue; |
| int __libc_tty_status; |
| }; |
| |
| struct tty_editline |
| { |
| int col; |
| char flag[_TTY_EDITLINE_SIZE]; |
| unsigned char buf[_TTY_EDITLINE_SIZE]; |
| }; |
| |
| #if !defined (_POSIX_VDISABLE) || (_POSIX_VDISABLE == 0) |
| #error _POSIX_VDISABLE is undefine or zero. |
| #endif |
| |
| #define TTYDEFAULT \ |
| { \ |
| { \ |
| /* c_cc[] */ \ |
| { \ |
| (cc_t) 0, /* pad */ \ |
| (cc_t) _TTY_CTRL ('d'), /* VEOF */ \ |
| (cc_t) _POSIX_VDISABLE, /* VEOL */ \ |
| (cc_t) _TTY_CTRL ('h'), /* VERASE */ \ |
| (cc_t) _TTY_CTRL ('c'), /* VINTR */ \ |
| (cc_t) _TTY_CTRL ('u'), /* VKILL */ \ |
| (cc_t) 1, /* VMIN */ \ |
| (cc_t) _TTY_CTRL ('\\'),/* VQUIT */ \ |
| (cc_t) _TTY_CTRL ('q'), /* VSTART */ \ |
| (cc_t) _TTY_CTRL ('s'), /* VSTOP */ \ |
| (cc_t) _TTY_CTRL ('z'), /* VSUSP */ \ |
| (cc_t) 0, /* VTIME */ \ |
| }, \ |
| (tcflag_t) (CS8|CREAD|CLOCAL), /* c_cflag */ \ |
| (tcflag_t) (BRKINT|ICRNL|IMAXBEL), /* c_iflag */ \ |
| (tcflag_t) (ISIG|ICANON|ECHO|IEXTEN|ECHOE|ECHOKE|ECHOCTL), /* c_lflag */ \ |
| (tcflag_t) (OPOST|ONLCR|ONOEOT), /* c_oflag */ \ |
| (speed_t) (B9600), /* c_ispeed */ \ |
| (speed_t) (B9600), /* c_ospeed */ \ |
| }, \ |
| /* struct tty_queue __libc_tty_queue */ \ |
| { \ |
| _TTY_QUEUE_SIZE, \ |
| __libc_tty_queue_buffer, \ |
| __libc_tty_queue_buffer + _TTY_QUEUE_SIZE, \ |
| 0, \ |
| __libc_tty_queue_buffer, \ |
| __libc_tty_queue_buffer, \ |
| }, \ |
| /* __libc_tty_status */ \ |
| 0, \ |
| } |
| |
| #define t_termios __libc_termios |
| #define t_iflag __libc_termios.c_iflag |
| #define t_oflag __libc_termios.c_oflag |
| #define t_cflag __libc_termios.c_cflag |
| #define t_lflag __libc_termios.c_lflag |
| #define t_ispeed __libc_termios.c_ispeed |
| #define t_ospeed __libc_termios.c_ospeed |
| #define t_cc __libc_termios.c_cc |
| #define t_status __libc_tty_status |
| |
| #define t_size __libc_tty_queue.size |
| #define t_top __libc_tty_queue.top |
| #define t_bottom __libc_tty_queue.bottom |
| #define t_count __libc_tty_queue.count |
| #define t_rpos __libc_tty_queue.rpos |
| #define t_wpos __libc_tty_queue.wpos |
| |
| #define _TS_LNCH 0x01 /* next character is literal */ |
| #define _CC_EQU(v,c) (((c) == (unsigned char) __libc_tty_p->t_cc[(v)]) \ |
| && ((c) != (unsigned char) _POSIX_VDISABLE)) |
| #define _CC_NEQU(v,c) (((c) != (unsigned char)__libc_tty_p->t_cc[(v)]) \ |
| && ((c) != (unsigned char) _POSIX_VDISABLE)) |
| |
| /* internal buffers */ |
| extern unsigned char __libc_tty_queue_buffer[]; |
| extern struct tty __libc_tty_internal; |
| extern struct tty *__libc_tty_p; |
| extern struct tty_editline __libc_tty_editline; |
| |
| /* termios hooks */ |
| extern ssize_t (*__libc_read_termios_hook)(int handle, void *buffer, size_t count, |
| ssize_t *rv); |
| extern ssize_t (*__libc_write_termios_hook)(int handle, const void *buffer, size_t count, |
| ssize_t *rv); |
| extern int __libc_termios_hook_common_count; |
| |
| /* functions */ |
| void __libc_termios_init (void); |
| |
| #endif /* !_POSIX_SOURCE */ |
| #endif /* !__STRICT_ANSI__ */ |
| #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* !__dj_include_libc_ttyprvt_h__ */ |