X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fscale%2Fkern.c;fp=src%2Fscale%2Fkern.c;h=bd819197e73aff6f42aafd2b221c64d6eeb64b85;hb=0b8205504b4655f2a012a991afc61eefd45e70fb;hp=55e02ad4419aadfdff29bfe168b5178a3047930f;hpb=3be044aa9012a863d50dcca69c49ccd7d8209c60;p=libsigrok.git

diff --git a/src/scale/kern.c b/src/scale/kern.c
index 55e02ad4..bd819197 100644
--- a/src/scale/kern.c
+++ b/src/scale/kern.c
@@ -44,9 +44,9 @@ static int get_buflen(const uint8_t *buf)
 }
 
 static int parse_value(const uint8_t *buf, float *result,
-		const struct kern_info *info)
+		int *digits, const struct kern_info *info)
 {
-	char *strval;
+	char *strval, *ptrdot;
 	float floatval;
 	int s2, len;
 
@@ -62,6 +62,9 @@ static int parse_value(const uint8_t *buf, float *result,
 
 	strval = g_strndup((const char *)buf, len);
 	floatval = g_ascii_strtod(strval, NULL);
+	ptrdot = strchr(strval, '.');
+	if (ptrdot)
+		*digits = len - (ptrdot - strval + 1);
 	g_free(strval);
 	*result = floatval;
 
@@ -199,18 +202,21 @@ SR_PRIV gboolean sr_kern_packet_valid(const uint8_t *buf)
 SR_PRIV int sr_kern_parse(const uint8_t *buf, float *floatval,
 			  struct sr_datafeed_analog *analog, void *info)
 {
-	int ret;
+	int ret, digits = 0;
 	struct kern_info *info_local;
 
 	info_local = (struct kern_info *)info;
 
 	info_local->buflen = get_buflen(buf);
 
-	if ((ret = parse_value(buf, floatval, info_local)) != SR_OK) {
+	if ((ret = parse_value(buf, floatval, &digits, info_local)) != SR_OK) {
 		sr_dbg("Error parsing value: %d.", ret);
 		return ret;
 	}
 
+	analog->encoding->digits = digits;
+	analog->spec->spec_digits = digits;
+
 	parse_flags(buf, info_local);
 	handle_flags(analog, floatval, info_local);