diff options
| author | Isaac Chen <isaacchen@isaacchen.cn> | 2018-12-31 10:55:08 +0100 |
|---|---|---|
| committer | TingyiChen <tingyi364@gmail.com> | 2019-08-13 11:54:40 +0200 |
| commit | e5c53750f06e9d9739b45ec108260ead7ff80941 (patch) | |
| tree | fe1d84884caefc481e994ae9c59c84b11fddd408 /gps/gnsspps/gnsspps.h | |
| parent | 3ac2a0309619515c9ac27a5b6ec7c212b86dc355 (diff) | |
wayne-common: Synchorize gps to P
* QC Tag: LA.UM.7.2.r1-04900-sdm660.0
Signed-off-by: Isaac Chen <isaacchen@isaacchen.cn>
Change-Id: I34383e8fbf394b774f83f8d662873e8786ff1bbf
Diffstat (limited to 'gps/gnsspps/gnsspps.h')
| -rw-r--r-- | gps/gnsspps/gnsspps.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gps/gnsspps/gnsspps.h b/gps/gnsspps/gnsspps.h new file mode 100644 index 0000000..3642f3b --- /dev/null +++ b/gps/gnsspps/gnsspps.h @@ -0,0 +1,45 @@ +/* Copyright (c) 2011-2015, The Linux Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of The Linux Foundatoin, nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef _GNSSPPS_H +#define _GNSSPPS_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* opens the device and fetches from PPS source */ +int initPPS(char *devname); +/* updates the fine time stamp */ +int getPPS(struct timespec *current_ts, struct timespec *current_boottime, struct timespec *last_boottime); +/* stops fetching and closes the device */ +void deInitPPS(); + +#ifdef __cplusplus +} +#endif +#endif |