Add Characteristics Descriptor Discovery option in interactive gatttool
diff --git a/attrib/interactive.c b/attrib/interactive.c
index 7b18e90..89e244a 100644
--- a/attrib/interactive.c
+++ b/attrib/interactive.c
@@ -169,6 +169,47 @@
rl_forced_update_display();
}
+static void char_desc_cb(guint8 status, const guint8 *pdu, guint16 plen,
+ gpointer user_data)
+{
+ struct att_data_list *list;
+ guint8 format;
+ int i;
+
+ if (status != 0) {
+ printf("Discover all characteristic descriptors failed: "
+ "%s\n", att_ecode2str(status));
+ return;
+ }
+
+ list = dec_find_info_resp(pdu, plen, &format);
+ if (list == NULL)
+ return;
+
+ printf("\n");
+ for (i = 0; i < list->num; i++) {
+ char uuidstr[MAX_LEN_UUID_STR];
+ uint16_t handle;
+ uint8_t *value;
+ uuid_t uuid;
+
+ value = list->data[i];
+ handle = att_get_u16(value);
+
+ if (format == 0x01)
+ sdp_uuid16_create(&uuid, att_get_u16(&value[2]));
+ else
+ sdp_uuid128_create(&uuid, &value[2]);
+
+ sdp_uuid2strn(&uuid, uuidstr, MAX_LEN_UUID_STR);
+ printf("handle: 0x%04x, uuid: %s\n", handle, uuidstr);
+ }
+
+ att_data_list_free(list);
+
+ rl_forced_update_display();
+}
+
static void cmd_exit(int argcp, char **argvp)
{
rl_callback_handler_remove();
@@ -280,6 +321,35 @@
gatt_discover_char(attrib, start, end, char_cb, NULL);
}
+static void cmd_char_desc(int argcp, char **argvp)
+{
+ int start = 0x0001;
+ int end = 0xffff;
+
+ if (conn_state != STATE_CONNECTED) {
+ printf("Command failed: disconnected\n");
+ return;
+ }
+
+ if (argcp > 1) {
+ start = strtohandle(argvp[1]);
+ if (start < 0) {
+ printf("Invalid start handle: %s\n", argvp[1]);
+ return;
+ }
+ }
+
+ if (argcp > 2) {
+ end = strtohandle(argvp[2]);
+ if (end < 0) {
+ printf("Invalid end handle: %s\n", argvp[2]);
+ return;
+ }
+ }
+
+ gatt_find_info(attrib, start, end, char_desc_cb, NULL);
+}
+
static struct {
const char *cmd;
void (*func)(int argcp, char **argvp);
@@ -298,6 +368,8 @@
"Primary Service Discovery" },
{ "characteristics", cmd_char, "[start hnd] [end hnd]",
"Characteristics Discovery" },
+ { "char-desc", cmd_char_desc, "[start hnd] [end hnd]",
+ "Characteristics Descriptor Discovery" },
{ NULL, NULL, NULL}
};