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drivers/nble: Implement client scanning

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Implement Bluetooth LE scan start/stop API for Nordic.

Change-Id: I3dc153346d0135501091a4b952a3c60c081802db
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
This commit is contained in:
Andrei Emeltchenko 2016-02-16 11:59:16 +02:00 • committed by Gerrit Code Review
commit 68fcd4e04b
1 changed files with 77 additions and 2 deletions
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79
drivers/nble/gap.c
View file

@ -33,6 +33,7 @@
#define NBLE_BTWAKE_PIN 5 #define NBLE_BTWAKE_PIN 5
static bt_ready_cb_t bt_ready_cb; static bt_ready_cb_t bt_ready_cb;
static bt_le_scan_cb_t *scan_dev_found_cb;
/* Local Bluetooth LE Device Address */ /* Local Bluetooth LE Device Address */
bt_addr_le_t nble_bdaddr; bt_addr_le_t nble_bdaddr;
@ -256,14 +257,88 @@ int bt_le_adv_stop(void)
return -ENOSYS; return -ENOSYS;
} }
static bool valid_le_scan_param(const struct bt_le_scan_param *param)
{
if (param->type != BT_HCI_LE_SCAN_PASSIVE &&
param->type != BT_HCI_LE_SCAN_ACTIVE) {
return false;
}
if (param->filter_dup != BT_HCI_LE_SCAN_FILTER_DUP_DISABLE &&
param->filter_dup != BT_HCI_LE_SCAN_FILTER_DUP_ENABLE) {
return false;
}
if (param->interval < 0x0004 || param->interval > 0x4000) {
return false;
}
if (param->window < 0x0004 || param->window > 0x4000) {
return false;
}
if (param->window > param->interval) {
return false;
}
return true;
}
int bt_le_scan_start(const struct bt_le_scan_param *param, bt_le_scan_cb_t cb) int bt_le_scan_start(const struct bt_le_scan_param *param, bt_le_scan_cb_t cb)
{ {
return -ENOSYS; struct nble_gap_scan_params nble_params;
BT_DBG("");
/* Check that the parameters have valid values */
if (!valid_le_scan_param(param)) {
return -EINVAL;
}
nble_params.interval = param->interval;
nble_params.window = param->window;
nble_params.scan_type = param->type;
nble_params.use_whitelist = 0;
/* Check is scan already enabled */
scan_dev_found_cb = cb;
nble_gap_start_scan_req(&nble_params);
return 0;
}
void on_nble_gap_adv_report_evt(const struct nble_gap_adv_report_evt *evt,
const uint8_t *buf, uint8_t len)
{
BT_DBG("");
if (scan_dev_found_cb) {
scan_dev_found_cb(&evt->addr, evt->rssi, evt->adv_type,
buf, len);
}
} }
int bt_le_scan_stop(void) int bt_le_scan_stop(void)
{ {
return -ENOSYS; BT_DBG("");
scan_dev_found_cb = NULL;
nble_gap_stop_scan_req();
return 0;
}
void on_nble_gap_scan_start_stop_rsp(const struct nble_response *rsp)
{
if (rsp->status) {
BT_ERR("Unable to stop scan, status %d", rsp->status);
return;
}
BT_DBG("");
} }
void nble_log(const struct nble_log_s *param, char *format, uint8_t len) void nble_log(const struct nble_log_s *param, char *format, uint8_t len)