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      1 /*
      2  * Copyright 2018 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #pragma once
     18 
     19 #include "stack/include/avrc_api.h"
     20 #include "stack/include/sdp_api.h"
     21 
     22 /**
     23  * Wrapper classes for the API functions currently defined in "system/bt/stack".
     24  * ConnectionHandler and AvrcpDevice both use this interface to manage AVRCP
     25  * SDP, connections, and packets. We use these intermediate interfaces instead
     26  * of calling the functions directly in order to make mocking and testing
     27  * easier.
     28  */
     29 // TODO (apanicke): Update the api's in "system/bt/stack" so that no wrapper is
     30 // required
     31 class AvrcpInterface {
     32  public:
     33   virtual uint16_t AddRecord(uint16_t service_uuid, const char* p_service_name,
     34                              const char* p_provider_name, uint16_t categories,
     35                              uint32_t sdp_handle, bool browse_supported,
     36                              uint16_t profile_version) = 0;
     37 
     38   virtual uint16_t FindService(uint16_t service_uuid, const RawAddress& bd_addr,
     39                                tAVRC_SDP_DB_PARAMS* p_db,
     40                                tAVRC_FIND_CBACK p_cback) = 0;
     41 
     42   virtual uint16_t Open(uint8_t* p_handle, tAVRC_CONN_CB* p_ccb,
     43                         const RawAddress& bd_addr) = 0;
     44 
     45   virtual uint16_t OpenBrowse(uint8_t handle, uint8_t conn_role) = 0;
     46 
     47   virtual uint16_t GetPeerMtu(uint8_t handle) = 0;
     48 
     49   virtual uint16_t GetBrowseMtu(uint8_t handle) = 0;
     50 
     51   virtual uint16_t Close(uint8_t handle) = 0;
     52 
     53   virtual uint16_t CloseBrowse(uint8_t handle) = 0;
     54 
     55   virtual uint16_t MsgReq(uint8_t handle, uint8_t label, uint8_t ctype,
     56                           BT_HDR* p_pkt) = 0;
     57 
     58   virtual ~AvrcpInterface() = default;
     59 };
     60 
     61 class SdpInterface {
     62  public:
     63   virtual bool InitDiscoveryDb(tSDP_DISCOVERY_DB* a, uint32_t b, uint16_t c,
     64                                const bluetooth::Uuid* d, uint16_t e,
     65                                uint16_t* f) = 0;
     66 
     67   virtual bool ServiceSearchAttributeRequest(const RawAddress& a,
     68                                              tSDP_DISCOVERY_DB* b,
     69                                              tSDP_DISC_CMPL_CB* c) = 0;
     70 
     71   virtual tSDP_DISC_REC* FindServiceInDb(tSDP_DISCOVERY_DB* a, uint16_t b,
     72                                          t_sdp_disc_rec* c) = 0;
     73 
     74   virtual tSDP_DISC_ATTR* FindAttributeInRec(t_sdp_disc_rec* a, uint16_t b) = 0;
     75 
     76   virtual bool FindProfileVersionInRec(t_sdp_disc_rec* a, uint16_t b,
     77                                        uint16_t* c) = 0;
     78 
     79   virtual ~SdpInterface() = default;
     80 };
     81 
     82 class A2dpInterface {
     83  public:
     84   virtual RawAddress active_peer() = 0;
     85 
     86   virtual ~A2dpInterface() = default;
     87 };