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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5496 | leency | 1 | /* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #ifndef __dj_include_libc_ttyprvt_h__ |
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| 3 | #define __dj_include_libc_ttyprvt_h__ |
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| 4 | |||
| 5 | #ifdef __cplusplus |
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| 6 | extern "C" { |
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| 7 | #endif |
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| 8 | |||
| 9 | #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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| 10 | |||
| 11 | #ifndef __STRICT_ANSI__ |
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| 12 | |||
| 13 | #ifndef _POSIX_SOURCE |
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| 14 | |||
| 15 | #include |
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| 16 | #include |
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| 17 | |||
| 18 | #define _TTY_CTRL(x) ((x) & 0x1f) |
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| 19 | #define _TTY_QUEUE_SIZE 2048 |
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| 20 | #define _TTY_EDITLINE_SIZE ((_TTY_QUEUE_SIZE) / 2) |
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| 21 | #define _TTY_EDITLINE_CTRL 0 |
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| 22 | #define _TTY_EDITLINE_SINGLE 1 |
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| 23 | #define _TTY_EDITLINE_INVALID -1 |
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| 24 | |||
| 25 | struct tty_queue |
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| 26 | { |
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| 27 | int size; |
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| 28 | unsigned char *top; |
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| 29 | unsigned char *bottom; |
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| 30 | int count; |
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| 31 | unsigned char *rpos; |
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| 32 | unsigned char *wpos; |
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| 33 | }; |
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| 34 | |||
| 35 | struct tty |
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| 36 | { |
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| 37 | struct termios __libc_termios; |
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| 38 | struct tty_queue __libc_tty_queue; |
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| 39 | int __libc_tty_status; |
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| 40 | }; |
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| 41 | |||
| 42 | struct tty_editline |
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| 43 | { |
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| 44 | int col; |
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| 45 | char flag[_TTY_EDITLINE_SIZE]; |
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| 46 | unsigned char buf[_TTY_EDITLINE_SIZE]; |
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| 47 | }; |
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| 48 | |||
| 49 | #if !defined (_POSIX_VDISABLE) || (_POSIX_VDISABLE == 0) |
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| 50 | #error _POSIX_VDISABLE is undefine or zero. |
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| 51 | #endif |
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| 52 | |||
| 53 | #define TTYDEFAULT \ |
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| 54 | { \ |
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| 55 | { \ |
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| 56 | /* c_cc[] */ \ |
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| 57 | { \ |
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| 58 | (cc_t) 0, /* pad */ \ |
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| 59 | (cc_t) _TTY_CTRL ('d'), /* VEOF */ \ |
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| 60 | (cc_t) _POSIX_VDISABLE, /* VEOL */ \ |
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| 61 | (cc_t) _TTY_CTRL ('h'), /* VERASE */ \ |
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| 62 | (cc_t) _TTY_CTRL ('c'), /* VINTR */ \ |
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| 63 | (cc_t) _TTY_CTRL ('u'), /* VKILL */ \ |
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| 64 | (cc_t) 1, /* VMIN */ \ |
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| 65 | (cc_t) _TTY_CTRL ('\\'),/* VQUIT */ \ |
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| 66 | (cc_t) _TTY_CTRL ('q'), /* VSTART */ \ |
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| 67 | (cc_t) _TTY_CTRL ('s'), /* VSTOP */ \ |
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| 68 | (cc_t) _TTY_CTRL ('z'), /* VSUSP */ \ |
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| 69 | (cc_t) 0, /* VTIME */ \ |
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| 70 | }, \ |
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| 71 | (tcflag_t) (CS8|CREAD|CLOCAL), /* c_cflag */ \ |
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| 72 | (tcflag_t) (BRKINT|ICRNL|IMAXBEL), /* c_iflag */ \ |
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| 73 | (tcflag_t) (ISIG|ICANON|ECHO|IEXTEN|ECHOE|ECHOKE|ECHOCTL), /* c_lflag */ \ |
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| 74 | (tcflag_t) (OPOST|ONLCR|ONOEOT), /* c_oflag */ \ |
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| 75 | (speed_t) (B9600), /* c_ispeed */ \ |
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| 76 | (speed_t) (B9600), /* c_ospeed */ \ |
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| 77 | }, \ |
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| 78 | /* struct tty_queue __libc_tty_queue */ \ |
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| 79 | { \ |
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| 80 | _TTY_QUEUE_SIZE, \ |
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| 81 | __libc_tty_queue_buffer, \ |
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| 82 | __libc_tty_queue_buffer + _TTY_QUEUE_SIZE, \ |
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| 83 | 0, \ |
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| 84 | __libc_tty_queue_buffer, \ |
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| 85 | __libc_tty_queue_buffer, \ |
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| 86 | }, \ |
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| 87 | /* __libc_tty_status */ \ |
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| 88 | 0, \ |
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| 89 | } |
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| 90 | |||
| 91 | #define t_termios __libc_termios |
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| 92 | #define t_iflag __libc_termios.c_iflag |
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| 93 | #define t_oflag __libc_termios.c_oflag |
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| 94 | #define t_cflag __libc_termios.c_cflag |
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| 95 | #define t_lflag __libc_termios.c_lflag |
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| 96 | #define t_ispeed __libc_termios.c_ispeed |
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| 97 | #define t_ospeed __libc_termios.c_ospeed |
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| 98 | #define t_cc __libc_termios.c_cc |
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| 99 | #define t_status __libc_tty_status |
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| 100 | |||
| 101 | #define t_size __libc_tty_queue.size |
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| 102 | #define t_top __libc_tty_queue.top |
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| 103 | #define t_bottom __libc_tty_queue.bottom |
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| 104 | #define t_count __libc_tty_queue.count |
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| 105 | #define t_rpos __libc_tty_queue.rpos |
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| 106 | #define t_wpos __libc_tty_queue.wpos |
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| 107 | |||
| 108 | #define _TS_LNCH 0x01 /* next character is literal */ |
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| 109 | #define _CC_EQU(v,c) (((c) == (unsigned char) __libc_tty_p->t_cc[(v)]) \ |
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| 110 | && ((c) != (unsigned char) _POSIX_VDISABLE)) |
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| 111 | #define _CC_NEQU(v,c) (((c) != (unsigned char)__libc_tty_p->t_cc[(v)]) \ |
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| 112 | && ((c) != (unsigned char) _POSIX_VDISABLE)) |
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| 113 | |||
| 114 | /* internal buffers */ |
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| 115 | extern unsigned char __libc_tty_queue_buffer[]; |
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| 116 | extern struct tty __libc_tty_internal; |
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| 117 | extern struct tty *__libc_tty_p; |
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| 118 | extern struct tty_editline __libc_tty_editline; |
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| 119 | |||
| 120 | /* termios hooks */ |
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| 121 | extern ssize_t (*__libc_read_termios_hook)(int handle, void *buffer, size_t count, |
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| 122 | ssize_t *rv); |
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| 123 | extern ssize_t (*__libc_write_termios_hook)(int handle, const void *buffer, size_t count, |
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| 124 | ssize_t *rv); |
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| 125 | extern int __libc_termios_hook_common_count; |
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| 126 | |||
| 127 | /* functions */ |
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| 128 | void __libc_termios_init (void); |
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| 129 | |||
| 130 | #endif /* !_POSIX_SOURCE */ |
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| 131 | #endif /* !__STRICT_ANSI__ */ |
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| 132 | #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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| 133 | |||
| 134 | #ifdef __cplusplus |
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| 135 | } |
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| 136 | #endif |
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| 137 | |||
| 138 | #endif /* !__dj_include_libc_ttyprvt_h__ */ |