[PATCH BlueZ 12/31] monitor: Add LE Set Periodic Advertising Parameters decoding

Michał Narajowski
2017-06-06T09:41:01Z

< HCI Command: LE Set Periodic Advertising Parameters (0x08|0x003e) plen 7
Handle: 1
Min interval: 2.50 msec (0x0002)
Max interval: 318.75 msec (0x00ff)
Properties: 0x00ff
Include TxPower
Unknown advertising properties (0x00bf)
---
monitor/bt.h | 8 ++++++++
monitor/packet.c | 42 +++++++++++++++++++++++++++++++++++++++++-
2 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/monitor/bt.h b/monitor/bt.h
index 6d2a76e..c0068ca 100644
--- a/monitor/bt.h
+++ b/monitor/bt.h
@@ -2253,6 +2253,14 @@ struct bt_hci_cmd_le_remove_adv_set {

#define BT_HCI_CMD_LE_CLEAR_ADV_SETS 0x203d

+#define BT_HCI_CMD_LE_SET_PERIODIC_ADV_PARAMS 0x203e
+struct bt_hci_cmd_le_set_periodic_adv_params {
+ uint8_t handle;
+ uint16_t min_interval;
+ uint16_t max_interval;
+ uint16_t properties;
+} __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 9caaeaf..7a5b62f 100644
--- a/monitor/packet.c
+++ b/monitor/packet.c
@@ -7244,6 +7244,44 @@ static void le_remove_adv_set_cmd(const void *data, uint8_t size)
print_handle(cmd->handle);
}

+static const struct {
+ uint8_t bit;
+ const char *str;
+} periodic_adv_properties_table[] = {
+ { 6, "Include TxPower" },
+ { }
+};
+
+static void print_periodic_adv_properties(uint16_t flags)
+{
+ uint16_t mask = flags;
+ int i;
+
+ print_field("Properties: 0x%4.4x", flags);
+
+ for (i = 0; periodic_adv_properties_table[i].str; i++) {
+ if (flags & (1 << periodic_adv_properties_table[i].bit)) {
+ print_field(" %s", periodic_adv_properties_table[i].str);
+ mask &= ~(1 << periodic_adv_properties_table[i].bit);
+ }
+ }
+
+ if (mask)
+ print_text(COLOR_UNKNOWN_ADV_FLAG, " Unknown advertising properties"
+ " (0x%4.4x)", mask);
+}
+
+
+static void le_set_periodic_adv_params_cmd(const void *data, uint8_t size)
+{
+ const struct bt_hci_cmd_le_set_periodic_adv_params *cmd = data;
+
+ print_handle(cmd->handle);
+ print_slot_125("Min interval", cmd->min_interval);
+ print_slot_125("Max interval", cmd->max_interval);
+ print_periodic_adv_properties(cmd->properties);
+}
+
struct opcode_data {
uint16_t opcode;
int bit;
@@ -7980,7 +8018,9 @@ static const struct opcode_data opcode_table[] = {
{ 0x203d, 297, "LE Clear Advertising Sets",
null_cmd, 0, true,
status_rsp, 1, true },
- { 0x203e, 298, "LE Set Periodic Advertising Parameters" },
+ { 0x203e, 298, "LE Set Periodic Advertising Parameters",
+ le_set_periodic_adv_params_cmd, 7, true,
+ status_rsp, 1, true },
{ 0x203f, 299, "LE Set Periodic Advertising Data" },
{ 0x2040, 300, "LE Set Periodic Advertising Enable" },
{ 0x2041, 301, "LE Set Extended Scan Parameters" },
--
2.9.3