From: Claudio Takahasi <claudio.takahasi@xxxxxxxxxxxxx>
This patch adds a new callback to allow the adapter to control LE
scanning. The current approach uses the active scanning with default
windows and intervals defined by the core spec without any filtering.
---
src/mgmt.c | 32 ++++++++++++++++++++++++++++++++
src/mgmt.h | 1 +
2 files changed, 33 insertions(+)
diff --git a/src/mgmt.c b/src/mgmt.c
index 8ae86d3..5ceeaa8 100644
--- a/src/mgmt.c
+++ b/src/mgmt.c
@@ -1999,6 +1999,38 @@ int mgmt_start_discovery(int index)
return 0;
}
+int mgmt_start_scanning(int index)
+{
+ char buf[MGMT_HDR_SIZE + sizeof(struct mgmt_cp_start_discovery)];
+ struct mgmt_hdr *hdr = (void *) buf;
+ struct mgmt_cp_start_discovery *cp = (void *) &buf[sizeof(*hdr)];
+ struct controller_info *info = &controllers[index];
+
+ DBG("index %d", index);
+
+ info->discov_type = 0;
+
+ if (mgmt_low_energy(info->current_settings)) {
+ hci_set_bit(BDADDR_LE_PUBLIC, &info->discov_type);
+ hci_set_bit(BDADDR_LE_RANDOM, &info->discov_type);
+ }
+
+ memset(buf, 0, sizeof(buf));
+ hdr->opcode = htobs(MGMT_OP_START_DISCOVERY);
+ hdr->len = htobs(sizeof(*cp));
+ hdr->index = htobs(index);
+
+ cp->type = info->discov_type;
+
+ if (write(mgmt_sock, buf, sizeof(buf)) < 0) {
+ int err = -errno;
+ error("failed to write to MGMT socket: %s", strerror(-err));
+ return err;
+ }
+
+ return 0;
+}
+
int mgmt_stop_discovery(int index)
{
char buf[MGMT_HDR_SIZE + sizeof(struct mgmt_cp_start_discovery)];
diff --git a/src/mgmt.h b/src/mgmt.h
index 0658198..ed47b40 100644
--- a/src/mgmt.h
+++ b/src/mgmt.h
@@ -33,6 +33,7 @@ int mgmt_set_dev_class(int index, uint8_t major, uint8_t minor);
int mgmt_set_fast_connectable(int index, gboolean enable);
int mgmt_start_discovery(int index);
+int mgmt_start_scanning(int index);
int mgmt_stop_discovery(int index);
int mgmt_read_clock(int index, bdaddr_t *bdaddr, int which, int timeout,
--
1.7.11.2
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