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.TH "N_HDLC_TTY_READ" "9" "09 October 2005" "" ""

.SH NAME
n_hdlc_tty_read \- Called to retreive one frame of data (if available)
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
ssize_t n_hdlc_tty_read  (struct tty_struct * \fItty\fB, struct file * \fIfile\fB, __u8 __user * \fIbuf\fB, size_t \fInr\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fItty\fB\fR
-- undescribed --
.TP
\fB\fIfile\fB\fR
-- undescribed --
.TP
\fB\fIbuf\fB\fR
-- undescribed --
.TP
\fB\fInr\fB\fR
-- undescribed --
.SH "DESCRIPTION"
.PP
\fItty\fR - pointer to tty instance data
\fIfile\fR - pointer to open file object
\fIbuf\fR - pointer to returned data buffer
\fInr\fR - size of returned data buffer
.PP
Returns the number of bytes returned or error code.