tools: Print list of controller capabilities

Signed-off-by: Anuj Jain <anuj01.jain@samsung.com>
Signed-off-by: Ayush Garg <ayush.garg@samsung.com>

diff --git a/tools/btmgmt.c b/tools/btmgmt.c
index 4071a24..e5b2169 100755 (executable)
--- a/tools/btmgmt.c
+++ b/tools/btmgmt.c
@@ -1514,6 +1514,41 @@ static void cmd_extinfo(int argc, char **argv)
        }
 }
 
+static void print_cap(const uint8_t *cap, uint16_t cap_len)
+{
+       uint16_t parsed = 0;
+
+       while (parsed < cap_len - 1) {
+               uint8_t field_len = cap[0];
+
+               if (field_len == 0)
+                       break;
+
+               parsed += field_len + 1;
+
+               if (parsed > cap_len)
+                       break;
+
+               switch (cap[1]) {
+               case 0x01:
+                       print("\tFlags: 0x%02x", cap[2]);
+                       break;
+               case 0x02:
+                       print("\tMax Key Size (BR/EDR): %u", cap[2]);
+                       break;
+               case 0x03:
+                       print("\tMax Key Size (LE): %u", cap[2]);
+                       break;
+               default:
+                       print("\tType %u: %u byte%s", cap[1], field_len - 1,
+                                       (field_len - 1) == 1 ? "" : "s");
+                       break;
+               }
+
+               cap += field_len + 1;
+       }
+}
+
 static void sec_info_rsp(uint8_t status, uint16_t len, const void *param,
                                                        void *user_data)
 {
@@ -1532,7 +1567,8 @@ static void sec_info_rsp(uint8_t status, uint16_t len, const void *param,
        }
 
        print("Primary controller (hci%u)", index);
-       print("\tSecurity info length: %u", le16_to_cpu(rp->cap_len));
+       print("\tInfo length: %u", le16_to_cpu(rp->cap_len));
+       print_cap(rp->cap, le16_to_cpu(rp->cap_len));
 
 done:
        pending_index--;