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