---
profiles/cyclingspeed/cyclingspeed.c | 35 ++++++++++++++++++++++++++++++++++-
1 file changed, 34 insertions(+), 1 deletion(-)
diff --git a/profiles/cyclingspeed/cyclingspeed.c b/profiles/cyclingspeed/cyclingspeed.c
index 0191f1b..fa97911 100644
--- a/profiles/cyclingspeed/cyclingspeed.c
+++ b/profiles/cyclingspeed/cyclingspeed.c
@@ -54,6 +54,8 @@ struct csc {
uint16_t measurement_ccc_handle;
uint16_t controlpoint_val_handle;
+
+ uint16_t feature;
};
struct characteristic {
@@ -117,6 +119,32 @@ static void destroy_csc(gpointer user_data)
g_free(csc);
}
+static void read_feature_cb(guint8 status, const guint8 *pdu,
+ guint16 len, gpointer user_data)
+{
+ struct csc *csc = user_data;
+ uint8_t value[2];
+ ssize_t vlen;
+
+ if (status) {
+ error("CSC Feature read failed: %s", att_ecode2str(status));
+ return;
+ }
+
+ vlen = dec_read_resp(pdu, len, value, sizeof(value));
+ if (vlen < 0) {
+ error("Protocol error");
+ return;
+ }
+
+ if (vlen != sizeof(value)) {
+ error("Invalid value length for CSC Feature");
+ return;
+ }
+
+ csc->feature = att_get_u16(value);
+}
+
static void discover_desc_cb(guint8 status, const guint8 *pdu,
guint16 len, gpointer user_data)
{
@@ -190,6 +218,7 @@ static void discover_desc(struct csc *csc, struct gatt_char *c,
static void discover_char_cb(GSList *chars, guint8 status, gpointer user_data)
{
struct csc *csc = user_data;
+ uint16_t feature_val_handle = 0;
if (status) {
error("Discover CSCS characteristics: %s",
@@ -205,7 +234,7 @@ static void discover_char_cb(GSList *chars, guint8 status, gpointer user_data)
if (g_strcmp0(c->uuid, CSC_MEASUREMENT_UUID) == 0) {
discover_desc(csc, c, c_next);
} else if (g_strcmp0(c->uuid, CSC_FEATURE_UUID) == 0) {
- /* TODO: read characterictic value */
+ feature_val_handle = c->value_handle;
} else if (g_strcmp0(c->uuid, SENSOR_LOCATION_UUID) == 0) {
DBG("Sensor Location supported");
/* TODO: read characterictic value */
@@ -215,6 +244,10 @@ static void discover_char_cb(GSList *chars, guint8 status, gpointer user_data)
discover_desc(csc, c, c_next);
}
}
+
+ if (feature_val_handle > 0)
+ gatt_read_char(csc->attrib, feature_val_handle,
+ read_feature_cb, csc);
}
static void attio_connected_cb(GAttrib *attrib, gpointer user_data)
--
1.8.0
--
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