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authorEric S. Raymond <esr@thyrsus.com>2011-03-01 10:06:05 -0500
committerEric S. Raymond <esr@thyrsus.com>2011-03-01 10:06:05 -0500
commit1ca627ffdcd428375a6cebb556f516fe5251121d (patch)
tree8ded5529cebb08b8518d5a88ace974337e388bab /driver_rtcm3.c
parent75fb682db4b9c5f95550cbaf402526730c5efa33 (diff)
downloadgpsd-1ca627ffdcd428375a6cebb556f516fe5251121d.tar.gz
A step towards decoding RTCM3.
Diffstat (limited to 'driver_rtcm3.c')
-rw-r--r--driver_rtcm3.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/driver_rtcm3.c b/driver_rtcm3.c
index d69cdf33..3ea85689 100644
--- a/driver_rtcm3.c
+++ b/driver_rtcm3.c
@@ -89,6 +89,9 @@ void rtcm3_unpack( /*@out@*/ struct rtcm3_t *rtcm, char *buf)
rtcm->length = (uint)ugrab(10);
rtcm->type = (uint)ugrab(12);
+ gpsd_report(LOG_RAW, "RTCM3: Raw packet type 0x%02x length %d: %s\n",
+ rtcm->type, rtcm->length, gpsd_hexdump_wrapper(buf, rtcm->length, LOG_RAW));
+
switch (rtcm->type) {
case 1001: /* GPS Basic RTK, L1 Only */
rtcm->rtcmtypes.rtcm3_1001.header.station_id = (uint)ugrab(12);
@@ -423,8 +426,11 @@ void rtcm3_unpack( /*@out@*/ struct rtcm3_t *rtcm, char *buf)
break;
default:
- //memcpy(tp->rtcmtypes.data, msg->msg_type.rtcm2_msgunk,
- // (RTCM2_WORDS_MAX - 2) * sizeof(isgps30bits_t));
+ /*
+ * Leader bytes, message length, and checksum won't be copied.
+ * The first 12 bits of the copied payload will be the type field.
+ */
+ memcpy(rtcm->rtcmtypes.data, buf+3, rtcm->length);
break;
}
#undef RANGEDIFF