libdc/doc/man/dc_device_open.3
2017-01-07 13:41:07 +01:00

89 lines
2.1 KiB
Groff

.\"
.\" libdivecomputer
.\"
.\" Copyright (C) 2017 Kristaps Dzonsons <kristaps@bsd.lv>
.\"
.\" This library is free software; you can redistribute it and/or
.\" modify it under the terms of the GNU Lesser General Public
.\" License as published by the Free Software Foundation; either
.\" version 2.1 of the License, or (at your option) any later version.
.\"
.\" This library is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
.\" Lesser General Public License for more details.
.\"
.\" You should have received a copy of the GNU Lesser General Public
.\" License along with this library; if not, write to the Free Software
.\" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
.\" MA 02110-1301 USA
.\"
.Dd January 5, 2017
.Dt DC_DEVICE_OPEN 3
.Os
.Sh NAME
.Nm dc_device_open
.Nd open a dive computer device
.Sh LIBRARY
.Lb libdivecomputer
.Sh SYNOPSIS
.In libdivecomputer/device.h
.Ft dc_status_t
.Fo dc_device_open
.Fa "dc_device_t **device"
.Fa "dc_context_t *context"
.Fa "dc_descriptor_t *descriptor"
.Fa "const char *name"
.Fc
.Sh DESCRIPTION
Open a dive computer device for processing.
Accepts a
.Fa context
opened with
.Xr dc_context_new 3 ,
a dive computer
.Fa descriptor
usually found by searching through
.Xr dc_descriptor_iterator 3 ,
and a platform-specific device
.Fa name
.Po
such as
.Pa /dev/ttyUSBx
on Linux,
.Pa /dev/tty.xxx
on Mac OS X,
.Pa /dev/ttyUx
on the BSDs,
or
.Pa COMx
on Microsoft Windows
.Pc .
.Pp
Upon returning
.Dv DC_STATUS_SUCCESS ,
the
.Fa device
pointer must be freed with
.Xr dc_device_close 3 .
.Sh RETURN VALUES
Returns
.Dv DC_STATUS_SUCCESS
on success or one of several error values on error.
On success, the
.Fa device
pointer is filled in with an open handle.
.Sh SEE ALSO
.Xr dc_context_new 3 ,
.Xr dc_descriptor_iterator 3 ,
.Xr dc_device_close 3
.Sh AUTHORS
The
.Lb libdivecomputer
library was written by
.An Jef Driesen ,
.Mt jef@libdivecomputer.org .
The manpages were written by
.An Kristaps Dzonsons ,
.Mt kristaps@bsd.lv .