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author | Santiago Carot-Nemesio <sancane@gmail.com> | 2011-10-24 19:04:02 +0200 |
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committer | Johan Hedberg <johan.hedberg@intel.com> | 2011-11-02 11:54:46 +0200 |
commit | 5ab1c52a1424594b59a8a14475f0be3a6156574c (patch) | |
tree | 1d6c4c62eb18c4f66b8d29adfd817341cf61262b /thermometer | |
parent | d7fecaa17fc78b78ae064d581051386d2833c7ae (diff) | |
download | bluez-5ab1c52a1424594b59a8a14475f0be3a6156574c.tar.gz |
Get valid range descriptor if it is supported
Diffstat (limited to 'thermometer')
-rw-r--r-- | thermometer/thermometer.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/thermometer/thermometer.c b/thermometer/thermometer.c index c05e38250..3ded9c3d2 100644 --- a/thermometer/thermometer.c +++ b/thermometer/thermometer.c @@ -162,6 +162,42 @@ 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 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; + } + + min = att_get_u16(&value[0]); + max = att_get_u16(&value[2]); + + 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) { struct characteristic *ch = desc->ch; @@ -193,7 +229,8 @@ static void process_thermometer_desc(struct descriptor *desc) if (bt_uuid_cmp(&desc->uuid, &btuuid) == 0 && g_strcmp0(ch->attr.uuid, MEASUREMENT_INTERVAL_UUID) == 0) { - /* TODO: Process Measurement Interval */ + gatt_read_char(ch->t->attrib, desc->handle, 0, + valid_range_desc_cb, desc); return; } |