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Commit aa42c652 authored by Hansong Zhang's avatar Hansong Zhang
Browse files

L2cap shim: Implement remote features 

Test: cert/run
Tag: #gd-refactor
Bug: 141555841
Change-Id: I1e9906d6dc4219648f376b7c4a09e58e593fdae3
parent 70a8e0a5

system/main/shim/l2c_api.cc

+10 −0
Original line number Diff line number Diff line
@@ -334,6 +334,7 @@ struct RemoteFeature { 
  uint8_t lmp_version = 0;

  uint16_t manufacturer_name = 0;

  uint16_t sub_version = 0;

  uint8_t raw_remote_features[8];

  bool version_info_received = false;

  bool role_switch_supported = false;

  bool ssp_supported = false;
@@ -375,6 +376,7 @@ struct LinkPropertyListenerShim 
    if (page_number == 0) {

      entry.received_page_0 = true;

      if (features & 0x20) entry.role_switch_supported = true;

      std::memcpy(entry.raw_remote_features, &features, 8);

    }

    if (page_number == 1) {

      entry.received_page_1 = true;
@@ -612,6 +614,14 @@ bool L2CA_ReadRemoteVersion(const RawAddress& addr, uint8_t* lmp_version, 
  return true;

}



uint8_t* L2CA_ReadRemoteFeatures(const RawAddress& addr) {

  auto& entry = remote_feature_map_[addr];

  if (!entry.received_page_0) {

    return nullptr;

  }

  return entry.raw_remote_features;

}



static void on_sco_disconnect(uint16_t handle, uint8_t reason) {

  GetGdShimHandler()->Post(base::BindOnce(base::IgnoreResult(&btm_sco_removed),

                                          handle,

system/main/shim/l2c_api.h

+2 −0
Original line number Diff line number Diff line
@@ -472,6 +472,8 @@ void L2CA_SwitchRoleToCentral(const RawAddress& addr); 
bool L2CA_ReadRemoteVersion(const RawAddress& addr, uint8_t* lmp_version,

                            uint16_t* manufacturer, uint16_t* lmp_sub_version);



uint8_t* L2CA_ReadRemoteFeatures(const RawAddress& addr);



void L2CA_DisconnectLink(const RawAddress& remote);



uint16_t L2CA_GetNumLinks();

system/stack/acl/btm_acl.cc

+3 −0
Original line number Diff line number Diff line
@@ -1606,6 +1606,9 @@ bool BTM_ReadRemoteVersion(const RawAddress& addr, uint8_t* lmp_version, 
 *

 ******************************************************************************/

uint8_t* BTM_ReadRemoteFeatures(const RawAddress& addr) {

  if (bluetooth::shim::is_gd_l2cap_enabled()) {

    return bluetooth::shim::L2CA_ReadRemoteFeatures(addr);

  }

  tACL_CONN* p = internal_.btm_bda_to_acl(addr, BT_TRANSPORT_BR_EDR);

  if (p == NULL) {

    LOG_WARN("Unable to find active acl");

system/stack/test/common/mock_main_shim_l2c_api.cc

+4 −0
Original line number Diff line number Diff line
@@ -207,6 +207,10 @@ bool bluetooth::shim::L2CA_ReadRemoteVersion(const RawAddress& addr, 
  mock_function_count_map[__func__]++;

  return false;

}

uint8_t* bluetooth::shim::L2CA_ReadRemoteFeatures(const RawAddress& remote) {

  mock_function_count_map[__func__]++;

  return 0;

}

void bluetooth::shim::L2CA_DisconnectLink(const RawAddress& remote) {

  mock_function_count_map[__func__]++;

}