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expand the intended usage of rumpuser_open()

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pooka 2013-05-02 12:27:08 +00:00
parent 9d06634d8c
commit 47795d39b6
1 changed files with 8 additions and 6 deletions
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14
lib/librumpuser/rumpuser.3
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@ -1,4 +1,4 @@
.\" $NetBSD: rumpuser.3,v 1.3 2013/04/30 21:18:40 pooka Exp $
.\" $NetBSD: rumpuser.3,v 1.4 2013/05/02 12:27:08 pooka Exp $
.\"
.\" Copyright (c) 2013 Antti Kantee. All rights reserved.
.\"
@ -111,13 +111,15 @@ which returned
.Ft int
.Fn rumpuser_open "const char *name" "int mode" "int *fdp"
.Pp
Open a file for I/O.
Open
.Fa name
for I/O and associate a file descriptor with it.
Notably, there needs to be no mapping between
.Fa name
and the host, but for example on a POSIX system it may be convenient
to let
.Fa name
denote the host file system namespace.
and the host's file system namespace.
For example, it is possible to associate the file descriptor with
device I/O registers for special values of
.Fa name .
.Bl -tag -width "xalignmentx"
.It Fa name
the identifier of the file to open for I/O