---
thermometer/thermometer.c | 41 ++++++++++++++++++++++++++++++++++++++++-
1 files changed, 40 insertions(+), 1 deletions(-)
diff --git a/thermometer/thermometer.c b/thermometer/thermometer.c
index 854a157..343d72a 100644
--- a/thermometer/thermometer.c
+++ b/thermometer/thermometer.c
@@ -162,6 +162,44 @@ static void change_property(struct thermometer *t, const gchar *name,
DBG("%s is not a thermometer property", name);
}
+static void valid_range_desc_cb(guint8 status, const guint8 *pdu, guint16 len,
+ gpointer user_data)
+{
+ struct descriptor *desc = user_data;
+ uint8_t value[ATT_MAX_MTU];
+ uint16_t *p, max, min;
+ int vlen;
+
+ if (status != 0) {
+ DBG("Valid Range descriptor read failed: %s",
+ att_ecode2str(status));
+ return;
+ }
+
+ if (!dec_read_resp(pdu, len, value, &vlen)) {
+ DBG("Protocol error\n");
+ return;
+ }
+
+ if (vlen < 4) {
+ DBG("Invalid range received");
+ return;
+ }
+
+ p = (uint16_t *) value;
+ min = btohs(bt_get_unaligned(p));
+ p = (uint16_t *) &value[2];
+ max = btohs(bt_get_unaligned(p));
+
+ if (min == 0 || min > max) {
+ DBG("Invalid range");
+ return;
+ }
+
+ change_property(desc->ch->t, "Maximum", &max);
+ change_property(desc->ch->t, "Minimum", &min);
+}
+
static void process_thermometer_desc(struct descriptor *desc)
{
char uuidstr[MAX_LEN_UUID_STR];
@@ -193,7 +231,8 @@ static void process_thermometer_desc(struct descriptor *desc)
if (bt_uuid_cmp(&desc->uuid, &btuuid) == 0)
if (g_strcmp0(desc->ch->attr.uuid,
MEASUREMENT_INTERVAL_UUID) == 0) {
- /* TODO: Process Measurement Interval */
+ gatt_read_char(desc->ch->t->attrib, desc->handle, 0,
+ valid_range_desc_cb, desc);
return;
}
--
1.7.6.1
--
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