| gpstolfp.c (302408) | gpstolfp.c (181834) |
|---|---|
| 1/* 2 * /src/NTP/ntp4-dev/libntp/gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A 3 * 4 * gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A 5 * 6 * $Created: Sun Jun 28 16:30:38 1998 $ 7 * 8 * Copyright (c) 1998-2005 by Frank Kardel <kardel <AT> ntp.org> --- 18 unchanged lines hidden (view full) --- 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 */ | 1/* 2 * /src/NTP/ntp4-dev/libntp/gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A 3 * 4 * gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A 5 * 6 * $Created: Sun Jun 28 16:30:38 1998 $ 7 * 8 * Copyright (c) 1998-2005 by Frank Kardel <kardel <AT> ntp.org> --- 18 unchanged lines hidden (view full) --- 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 */ |
| 35#include <config.h> | |
| 36#include "ntp_fp.h" | 35#include "ntp_fp.h" |
| 37#include "ntp_calendar.h" 38#include "parse.h" | |
| 39 | 36 |
| 37#define GPSORIGIN ULONG_CONST(2524953600) /* NTP origin - GPS origin in seconds */ 38#define SECSPERWEEK (unsigned)(604800) /* seconds per week - GPS tells us about weeks */ 39#define GPSWRAP 990 /* assume week count less than this in the previous epoch */ 40 |
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| 40void 41gpstolfp( 42 int weeks, 43 int days, 44 unsigned long seconds, 45 l_fp * lfp 46 ) 47{ 48 if (weeks < GPSWRAP) 49 { | 41void 42gpstolfp( 43 int weeks, 44 int days, 45 unsigned long seconds, 46 l_fp * lfp 47 ) 48{ 49 if (weeks < GPSWRAP) 50 { |
| 50 weeks += GPSWEEKS; | 51 weeks += 1024; |
| 51 } 52 | 52 } 53 |
| 53 lfp->l_ui = (uint32_t)(weeks * SECSPERWEEK + days * SECSPERDAY + seconds + GPSORIGIN); /* convert to NTP time */ | 54 lfp->l_ui = weeks * SECSPERWEEK + days * 86400 + seconds + GPSORIGIN; /* convert to NTP time */ |
| 54 lfp->l_uf = 0; 55} 56 57/* 58 * History: 59 * 60 * gpstolfp.c,v 61 * Revision 4.8 2005/04/16 17:32:10 kardel --- 14 unchanged lines hidden --- | 55 lfp->l_uf = 0; 56} 57 58/* 59 * History: 60 * 61 * gpstolfp.c,v 62 * Revision 4.8 2005/04/16 17:32:10 kardel --- 14 unchanged lines hidden --- |