1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_HDI_USB_V1_0_USBIMPL_H 17 #define OHOS_HDI_USB_V1_0_USBIMPL_H 18 #include "hdf_slist.h" 19 #include "iproxy_broker.h" 20 #include "iremote_object.h" 21 #include "osal_mutex.h" 22 #include "usb_session.h" 23 #include "usbd.h" 24 #include "v1_0/iusb_interface.h" 25 26 #define BASE_CLASS_HUB 0x09 27 28 constexpr uint8_t MAX_INTERFACEID = 0xFF; 29 30 namespace OHOS { 31 namespace HDI { 32 namespace Usb { 33 namespace V1_0 { 34 class UsbImpl : public IUsbInterface { 35 public: 36 OsalMutex lock_; 37 HdfSList devList_; 38 UsbSession *session_; 39 HdfDeviceObject *device_; 40 41 UsbImpl(); 42 virtual ~UsbImpl(); 43 int32_t OpenDevice(const UsbDev &dev) override; 44 int32_t CloseDevice(const UsbDev &dev) override; 45 int32_t GetDeviceDescriptor(const UsbDev &dev, std::vector<uint8_t> &decriptor) override; 46 int32_t GetStringDescriptor(const UsbDev &dev, uint8_t descId, std::vector<uint8_t> &decriptor) override; 47 int32_t GetConfigDescriptor(const UsbDev &dev, uint8_t descId, std::vector<uint8_t> &decriptor) override; 48 int32_t GetRawDescriptor(const UsbDev &dev, std::vector<uint8_t> &decriptor) override; 49 int32_t GetFileDescriptor(const UsbDev &dev, int32_t &fd) override; 50 int32_t SetConfig(const UsbDev &dev, uint8_t configIndex) override; 51 int32_t GetConfig(const UsbDev &dev, uint8_t &configIndex) override; 52 int32_t ClaimInterface(const UsbDev &dev, uint8_t interfaceid, uint8_t force) override; 53 int32_t ReleaseInterface(const UsbDev &dev, uint8_t interfaceid) override; 54 int32_t SetInterface(const UsbDev &dev, uint8_t interfaceid, uint8_t altIndex) override; 55 int32_t BulkTransferRead( 56 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, std::vector<uint8_t> &data) override; 57 int32_t BulkTransferWrite( 58 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, const std::vector<uint8_t> &data) override; 59 int32_t ControlTransferRead(const UsbDev &dev, const UsbCtrlTransfer &ctrl, std::vector<uint8_t> &data) override; 60 int32_t ControlTransferWrite( 61 const UsbDev &dev, const UsbCtrlTransfer &ctrl, const std::vector<uint8_t> &data) override; 62 int32_t InterruptTransferRead( 63 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, std::vector<uint8_t> &data) override; 64 int32_t InterruptTransferWrite( 65 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, const std::vector<uint8_t> &data) override; 66 int32_t IsoTransferRead( 67 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, std::vector<uint8_t> &data) override; 68 int32_t IsoTransferWrite( 69 const UsbDev &dev, const UsbPipe &pipe, int32_t timeout, const std::vector<uint8_t> &data) override; 70 int32_t RequestQueue(const UsbDev &dev, const UsbPipe &pipe, const std::vector<uint8_t> &clientData, 71 const std::vector<uint8_t> &buffer) override; 72 int32_t RequestWait( 73 const UsbDev &dev, std::vector<uint8_t> &clientData, std::vector<uint8_t> &buffer, int32_t timeout) override; 74 int32_t RequestCancel(const UsbDev &dev, const UsbPipe &pipe) override; 75 int32_t GetCurrentFunctions(int32_t &funcs) override; 76 int32_t SetCurrentFunctions(int32_t funcs) override; 77 int32_t SetPortRole(int32_t portId, int32_t powerRole, int32_t dataRole) override; 78 int32_t QueryPort(int32_t &portId, int32_t &powerRole, int32_t &dataRole, int32_t &mode) override; 79 int32_t BindUsbdSubscriber(const sptr<IUsbdSubscriber> &subscriber) override; 80 int32_t UnbindUsbdSubscriber(const sptr<IUsbdSubscriber> &subscriber) override; 81 int32_t RegBulkCallback(const UsbDev &dev, const UsbPipe &pipe, const sptr<IUsbdBulkCallback> &cb) override; 82 int32_t UnRegBulkCallback(const UsbDev &dev, const UsbPipe &pipe) override; 83 int32_t BulkRead(const UsbDev &dev, const UsbPipe &pipe, const sptr<Ashmem> &ashmem) override; 84 int32_t BulkWrite(const UsbDev &dev, const UsbPipe &pipe, const sptr<Ashmem> &ashmem) override; 85 int32_t BulkCancel(const UsbDev &dev, const UsbPipe &pipe) override; 86 87 static int32_t UsbdRequestSyncReleaseList(HostDevice *port); 88 static int32_t UsbdRequestASyncReleaseList(HostDevice *port); 89 static int32_t UsbdBulkASyncListReleasePort(HostDevice *port); 90 static int32_t UsbdRequestASyncReleaseData(UsbdRequestASync *request); 91 static UsbInterfaceHandle *InterfaceIdToHandle(const HostDevice *dev, uint8_t id); 92 static int32_t UsbdEventHandle(const sptr<UsbImpl> &inst); 93 static int32_t UsbdEventHandleRelease(void); 94 95 HostDevice *FindDevFromService(uint8_t busNum, uint8_t devAddr); 96 97 private: 98 void MakeUsbControlParams( 99 UsbControlParams *controlParams, uint8_t *buffer, uint16_t length, uint16_t value, uint16_t index); 100 void MakeGetActiveUsbControlParams( 101 UsbControlParams *controlParams, uint8_t *buffer, uint16_t length, uint16_t value, uint16_t index); 102 int32_t UsbControlTransferEx(HostDevice *dev, UsbControlParams *ctrParams, int32_t timeout); 103 void MakeSetActiveUsbControlParams( 104 UsbControlParams *controlParams, uint8_t *buffer, uint16_t length, uint16_t value, uint16_t index); 105 static int32_t ReOpenDevice(HostDevice *port); 106 int32_t UsbdFindRequestSyncAndCreat( 107 HostDevice *port, uint8_t interfaceId, uint8_t pipeAddr, UsbdRequestSync **request); 108 int32_t UsbdBulkReadSyncBase( 109 int32_t timeout, uint8_t *buffer, uint32_t size, uint32_t *actlength, UsbdRequestSync *requestSync); 110 int32_t UsbdBulkWriteSyncBase( 111 HostDevice *port, UsbdRequestSync *requestSync, const uint8_t *buffer, uint32_t length, int32_t timeout); 112 UsbdRequestASync *UsbdFindRequestASync(HostDevice *port, uint8_t interfaceId, uint8_t pipeAddr); 113 int32_t FunRequestQueueFillAndSubmit( 114 HostDevice *port, UsbdRequestASync *reqAsync, const uint8_t *buffer, uint32_t length); 115 int32_t GetRequestMsgFromQueue(HostDevice *port, UsbdRequestASync **reqMsg); 116 int32_t GetRequestMsgData( 117 HostDevice *port, UsbdRequestASync *reqMsg, int32_t timeout, uint8_t **buffer, uint32_t *length); 118 119 int32_t BindUsbSubscriber(const sptr<IUsbdSubscriber> &subscriber); 120 121 UsbdBulkASyncList *UsbdBulkASyncListInit(HostDevice *port, uint8_t ifId, uint8_t epId); 122 UsbdBulkASyncList *UsbdBulkASyncListFind(HostDevice *port, uint8_t ifId, uint8_t epId); 123 int32_t InitAsmBufferHandle(UsbdBufferHandle *handle, int32_t fd, int32_t size); 124 int32_t UsbdBulkReadASyncSubmitStart(UsbdBulkASyncList *list); 125 int32_t UsbdBulkASyncWriteSubmitStart(UsbdBulkASyncList *list); 126 void ReleaseAsmBufferHandle(UsbdBufferHandle *handle); 127 int32_t BulkRequestCancel(UsbdBulkASyncList *list); 128 int32_t HdfReadDevice(int32_t *count, int32_t *size, HdfSBuf *reply); 129 int32_t UsbdReleaseDevices(); 130 131 static int32_t UsbdPnpNotifyAddAndRemoveDevice(HdfSBuf *data, UsbdSubscriber *usbdSubscriber, uint32_t id); 132 static int32_t UsbdPnpLoaderEventReceived(void *priv, uint32_t id, HdfSBuf *data); 133 static int32_t UsbdLoadServiceCallback(void *priv, uint32_t id, HdfSBuf *data); 134 class UsbDeathRecipient : public IRemoteObject::DeathRecipient { 135 public: UsbDeathRecipient(const sptr<IUsbdSubscriber> & deathSubscriber)136 explicit UsbDeathRecipient(const sptr<IUsbdSubscriber> &deathSubscriber) : deathSubscriber_(deathSubscriber) {}; ~UsbDeathRecipient()137 ~UsbDeathRecipient() override {}; 138 void OnRemoteDied(const wptr<IRemoteObject> &object) override; 139 140 private: 141 sptr<IUsbdSubscriber> deathSubscriber_; 142 }; 143 144 private: 145 static HdfDevEventlistener listenerForLoadService_; 146 static UsbdSubscriber subscribers_[MAX_SUBSCRIBER]; 147 static bool isGadgetConnected_; 148 }; 149 } // namespace V1_0 150 } // namespace Usb 151 } // namespace HDI 152 } // namespace OHOS 153 #endif // OHOS_HDI_USB_V1_0_USBIMPL_H 154