From 8a6d48c0542876eb3acfc0970c0ab7872db08d5f Mon Sep 17 00:00:00 2001 From: Zheng Da Date: Sun, 6 Dec 2009 05:26:23 +0100 Subject: check in the original version of dde linux26. --- libdde_linux26/contrib/include/linux/tty_flip.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 libdde_linux26/contrib/include/linux/tty_flip.h (limited to 'libdde_linux26/contrib/include/linux/tty_flip.h') diff --git a/libdde_linux26/contrib/include/linux/tty_flip.h b/libdde_linux26/contrib/include/linux/tty_flip.h new file mode 100644 index 00000000..eb677cf5 --- /dev/null +++ b/libdde_linux26/contrib/include/linux/tty_flip.h @@ -0,0 +1,23 @@ +#ifndef _LINUX_TTY_FLIP_H +#define _LINUX_TTY_FLIP_H + +extern int tty_buffer_request_room(struct tty_struct *tty, size_t size); +extern int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size); +extern int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size); +extern int tty_prepare_flip_string(struct tty_struct *tty, unsigned char **chars, size_t size); +extern int tty_prepare_flip_string_flags(struct tty_struct *tty, unsigned char **chars, char **flags, size_t size); +void tty_schedule_flip(struct tty_struct *tty); + +static inline int tty_insert_flip_char(struct tty_struct *tty, + unsigned char ch, char flag) +{ + struct tty_buffer *tb = tty->buf.tail; + if (tb && tb->used < tb->size) { + tb->flag_buf_ptr[tb->used] = flag; + tb->char_buf_ptr[tb->used++] = ch; + return 1; + } + return tty_insert_flip_string_flags(tty, &ch, &flag, 1); +} + +#endif /* _LINUX_TTY_FLIP_H */ -- cgit v1.2.3