1 #ifndef _LINUX_TTY_FLIP_H
2 #define _LINUX_TTY_FLIP_H
4 extern int tty_buffer_request_room(struct tty_struct *tty, size_t size);
5 extern int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size);
6 extern int tty_insert_flip_string_fixed_flag(struct tty_struct *tty, const unsigned char *chars, char flag, size_t size);
7 extern int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, size_t size);
8 extern int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size);
9 void tty_schedule_flip(struct tty_struct *tty);
11 static inline int tty_insert_flip_char(struct tty_struct *tty,
12 unsigned char ch, char flag)
14 struct tty_buffer *tb = tty->buf.tail;
15 if (tb && tb->used < tb->size) {
16 tb->flag_buf_ptr[tb->used] = flag;
17 tb->char_buf_ptr[tb->used++] = ch;
20 return tty_insert_flip_string_flags(tty, &ch, &flag, 1);
23 static inline int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size)
25 return tty_insert_flip_string_fixed_flag(tty, chars, TTY_NORMAL, size);
28 #endif /* _LINUX_TTY_FLIP_H */