[PATCH BlueZ 16/31] monitor: Add LE Set Extended Scan Enable decoding

Michał Narajowski
2017-06-06T09:41:05Z

< HCI Command: LE Set Extended Scan Enable (0x08|0x0042) plen 6
Extended scan: Enabled
Filter duplicates: Disabled (0x00)
Duration: 0 msec (0x0000)
Period: 0.00 sec (0x0000)
---
monitor/bt.h | 8 ++++++++
monitor/packet.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 62 insertions(+), 1 deletion(-)

diff --git a/monitor/bt.h b/monitor/bt.h
index fd61c53..8bc19da 100644
--- a/monitor/bt.h
+++ b/monitor/bt.h
@@ -2286,6 +2286,14 @@ struct bt_hci_le_scan_phy {
uint16_t window;
} __attribute__ ((packed));

+#define BT_HCI_CMD_LE_SET_EXT_SCAN_ENABLE 0x2042
+struct bt_hci_cmd_le_set_ext_scan_enable {
+ uint8_t enable;
+ uint8_t filter_dup;
+ uint16_t duration;
+ uint16_t period;
+} __attribute__ ((packed));
+
#define BT_HCI_EVT_INQUIRY_COMPLETE 0x01
struct bt_hci_evt_inquiry_complete {
uint8_t status;
diff --git a/monitor/packet.c b/monitor/packet.c
index 78b780f..9115395 100644
--- a/monitor/packet.c
+++ b/monitor/packet.c
@@ -7429,6 +7429,57 @@ static void le_set_ext_scan_params_cmd(const void *data, uint8_t size)
}
}

+static void print_enable(const char *label, uint8_t enable)
+{
+ const char *str;
+
+ switch (enable) {
+ case 0x00:
+ str = "Disable";
+ break;
+ case 0x01:
+ str = "Enabled";
+ break;
+ default:
+ str = "Reserved";
+ break;
+ }
+
+ print_field("%s: %s", label, str);
+}
+
+static void print_filter_dup(uint8_t filter_dup)
+{
+ const char *str;
+
+ switch (filter_dup) {
+ case 0x00:
+ str = "Disabled";
+ break;
+ case 0x01:
+ str = "Enabled";
+ break;
+ default:
+ str = "Reserved";
+ break;
+ }
+
+ print_field("Filter duplicates: %s (0x%2.2x)", str, filter_dup);
+}
+
+static void le_set_ext_scan_enable_cmd(const void *data, uint8_t size)
+{
+ const struct bt_hci_cmd_le_set_ext_scan_enable *cmd = data;
+
+ print_enable("Extended scan", cmd->enable);
+ print_filter_dup(cmd->filter_dup);
+
+ print_field("Duration: %d msec (0x%4.4x)",
+ le16_to_cpu(cmd->duration) * 10, le16_to_cpu(cmd->duration));
+ print_field("Period: %.2f sec (0x%4.4x)",
+ le16_to_cpu(cmd->period) * 1.28, le16_to_cpu(cmd->period));
+}
+
struct opcode_data {
uint16_t opcode;
int bit;
@@ -8177,7 +8228,9 @@ static const struct opcode_data opcode_table[] = {
{ 0x2041, 301, "LE Set Extended Scan Parameters",
le_set_ext_scan_params_cmd, 3, false,
status_rsp, 1, true },
- { 0x2042, 302, "LE Set Extended Scan Enable" },
+ { 0x2042, 302, "LE Set Extended Scan Enable",
+ le_set_ext_scan_enable_cmd, 6, true,
+ status_rsp, 1, true },
{ 0x2043, 303, "LE Extended Create Connection" },
{ 0x2044, 304, "LE Periodic Advertising Create Sync" },
{ 0x2045, 305, "LE Periodic Advertising Create Sync Cancel" },
--
2.9.3