apps: bttester: add characteristic to bttester database

This characteristic is needed to pass tests that verify if IUT is able
to respond with Insufficient Authorization error code to read, write
requests from PTS.

Author: piotrnarajowski

apps/bttester/src/btp_gatt.c

@@ -68,6 +68,7 @@
 #define  PTS_DSC_READ_WRITE                0x000b
 #define  PTS_CHR_NOTIFY                    0x0025
 #define  PTS_CHR_NOTIFY_ALT                0x0026
+#define  PTS_CHR_READ_WRITE_AUTHOR         0x0027
 #define  PTS_LONG_CHR_READ_WRITE           0x0015
 #define  PTS_LONG_CHR_READ_WRITE_ALT       0x0016
 #define  PTS_LONG_DSC_READ_WRITE           0x001b
@@ -107,6 +108,11 @@ gatt_svr_read_write_auth_test(uint16_t conn_handle, uint16_t attr_handle,
                               struct ble_gatt_access_ctxt *ctxt,
                               void *arg);
 
+static int
+gatt_svr_read_write_author_test(uint16_t conn_handle, uint16_t attr_handle,
+                                struct ble_gatt_access_ctxt *ctxt,
+                                void *arg);
+
 static int
 gatt_svr_read_write_enc_test(uint16_t conn_handle, uint16_t attr_handle,
                              struct ble_gatt_access_ctxt *ctxt,
@@ -210,6 +216,13 @@ static const struct ble_gatt_svc_def gatt_svr_svcs[] = {
                          BLE_GATT_CHR_F_WRITE_AUTHEN |
                          BLE_GATT_CHR_F_WRITE |
                          BLE_GATT_CHR_F_WRITE_AUTHEN,
+            }, {
+                .uuid = PTS_UUID_DECLARE(PTS_CHR_READ_WRITE_AUTHOR),
+                .access_cb = gatt_svr_read_write_author_test,
+                .flags = BLE_GATT_CHR_F_READ_AUTHOR |
+                         BLE_GATT_CHR_F_READ |
+                         BLE_GATT_CHR_F_WRITE_AUTHOR |
+                         BLE_GATT_CHR_F_WRITE
             }, {
                 .uuid = PTS_UUID_DECLARE(PTS_CHR_RELIABLE_WRITE),
                 .access_cb = gatt_svr_rel_write_test,
@@ -419,6 +432,29 @@ gatt_svr_read_write_auth_test(uint16_t conn_handle, uint16_t attr_handle,
     }
 }
 
+static int
+gatt_svr_read_write_author_test(uint16_t conn_handle, uint16_t attr_handle,
+                                struct ble_gatt_access_ctxt *ctxt,
+                                void *arg)
+{
+    uint16_t uuid16;
+
+    uuid16 = extract_uuid16_from_pts_uuid128(ctxt->chr->uuid);
+    assert(uuid16 != 0);
+
+    switch (uuid16) {
+    case PTS_CHR_READ_WRITE_AUTHOR:
+        if (ctxt->op == BLE_GATT_ACCESS_OP_WRITE_CHR) {
+            return BLE_ATT_ERR_INSUFFICIENT_AUTHOR;
+        } else if (ctxt->op == BLE_GATT_ACCESS_OP_READ_CHR) {
+            return BLE_ATT_ERR_INSUFFICIENT_AUTHOR;
+        }
+    default:
+        assert(0);
+        return BLE_ATT_ERR_UNLIKELY;
+    }
+}
+
 static int
 gatt_svr_read_write_enc_test(uint16_t conn_handle, uint16_t attr_handle,
                              struct ble_gatt_access_ctxt *ctxt,