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-rw-r--r--monitor/att.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/monitor/att.c b/monitor/att.c
index 289f4fc04..efd840d51 100644
--- a/monitor/att.c
+++ b/monitor/att.c
@@ -273,6 +273,46 @@ static void att_error_response(const struct l2cap_frame *frame)
print_field("Error: %s (0x%2.2x)", str, pdu->error);
}
+static const struct bitfield_data chrc_prop_table[] = {
+ { 0, "Broadcast (0x01)" },
+ { 1, "Read (0x02)" },
+ { 2, "Write Without Response (0x04)" },
+ { 3, "Write (0x08)" },
+ { 4, "Notify (0x10)" },
+ { 5, "Indicate (0x20)" },
+ { 6, "Authorize (0x40)" },
+ { 6, "Extended Properties (0x80)" },
+ { }
+};
+
+static void print_chrc(const struct l2cap_frame *frame)
+{
+ uint8_t prop;
+ uint8_t mask;
+
+ if (!l2cap_frame_get_u8((void *)frame, &prop)) {
+ print_text(COLOR_ERROR, "Property: invalid size");
+ return;
+ }
+
+ print_field(" Properties: 0x%2.2x", prop);
+
+ mask = print_bitfield(6, prop, chrc_prop_table);
+ if (mask)
+ print_text(COLOR_WHITE_BG, " Unknown fields (0x%2.2x)",
+ mask);
+
+ if (!l2cap_frame_print_le16((void *)frame, " Value Handle"))
+ return;
+
+ print_uuid(" Value UUID", frame->data, frame->size);
+}
+
+static void chrc_read(const struct l2cap_frame *frame)
+{
+ print_chrc(frame);
+}
+
static const struct bitfield_data ccc_value_table[] = {
{ 0, "Notification (0x01)" },
{ 1, "Indication (0x02)" },
@@ -2314,6 +2354,7 @@ struct gatt_handler {
void (*write)(const struct l2cap_frame *frame);
void (*notify)(const struct l2cap_frame *frame);
} gatt_handlers[] = {
+ GATT_HANDLER(0x2803, chrc_read, NULL, NULL),
GATT_HANDLER(0x2902, ccc_read, ccc_write, NULL),
GATT_HANDLER(0x2bc4, ase_read, NULL, ase_notify),
GATT_HANDLER(0x2bc5, ase_read, NULL, ase_notify),