1  /*
2   * Copyright (c) 2022-2023 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_1_USBD_FUNCTION_H
17  #define OHOS_HDI_USB_V1_1_USBD_FUNCTION_H
18  
19  #include <stdint.h>
20  #include <string>
21  
22  #define USB_FUNCTION_NONE    0
23  #define USB_FUNCTION_ACM     (1 << 0)
24  #define USB_FUNCTION_ECM     (1 << 1)
25  #define USB_FUNCTION_HDC     (1 << 2)
26  #define USB_FUNCTION_MTP     (1 << 3)
27  #define USB_FUNCTION_PTP     (1 << 4)
28  #define USB_FUNCTION_RNDIS   (1 << 5)
29  #define USB_FUNCTION_STORAGE (1 << 9)
30  #define USB_FUNCTION_MANUFACTURE (1 << 10)
31  #define USB_FUNCTION_ACCESSORY (1 << 11)
32  #define USB_FUNCTION_SUPPORT                                                                        \
33      (USB_FUNCTION_ACM | USB_FUNCTION_ECM | USB_FUNCTION_HDC | USB_FUNCTION_MTP | USB_FUNCTION_PTP | \
34          USB_FUNCTION_RNDIS | USB_FUNCTION_STORAGE | USB_FUNCTION_MANUFACTURE | USB_FUNCTION_ACCESSORY)
35  
36  #define DEV_SERVICE_NAME "usbfn"
37  #define ACM_SERVICE_NAME "usbfn_cdcacm"
38  #define ECM_SERVICE_NAME "usbfn_cdcecm"
39  
40  #define SYS_USB_CONFIGFS                "sys.usb.configfs"
41  #define SYS_USB_CONFIG                  "sys.usb.config"
42  #define SYS_USB_STATE                   "sys.usb.state"
43  #define PERSIST_SYS_USB_CONFIG          "persist.sys.usb.config"
44  #define HDC_CONFIG_OFF                  "none"
45  #define HDC_CONFIG_HDC                  "hdc"
46  #define HDC_CONFIG_ON                   "hdc_debug"
47  #define HDC_CONFIG_RNDIS                "rndis"
48  #define HDC_CONFIG_STORAGE              "storage"
49  #define HDC_CONFIG_RNDIS_HDC            "rndis_hdc"
50  #define HDC_CONFIG_STORAGE_HDC          "storage_hdc"
51  #define HDC_CONFIG_MANUFACTURE_HDC      "manufacture_hdc"
52  #define HDC_CONFIG_AOA                  "aoa"
53  #define HDC_CONFIGFS_OFF       "0"
54  #define HDC_CONFIGFS_ON        "1"
55  
56  #define FUNCTION_ADD 1
57  #define FUNCTION_DEL 2
58  
59  #define ACM_INIT        100
60  #define ACM_RELEASE     101
61  #define ECM_INIT        100
62  #define ECM_RELEASE     101
63  #define MTP_PTP_INIT    100
64  #define MTP_PTP_RELEASE 101
65  
66  #define USB_DDK_FUNCTION_SUPPORT (USB_FUNCTION_ACM | USB_FUNCTION_ECM | USB_FUNCTION_MTP | USB_FUNCTION_PTP)
67  #define HDC_READY_TIME           2000
68  
69  namespace OHOS {
70  namespace HDI {
71  namespace Usb {
72  namespace V1_1 {
73  class UsbdFunction {
74  public:
75      UsbdFunction() = default;
76      ~UsbdFunction() = default;
77      static int32_t UsbdSetFunction(uint32_t funcs);
78      static int32_t UsbdGetFunction();
79      static int32_t UsbdUpdateFunction(uint32_t funcs);
80  
81  private:
82      static int32_t SendCmdToService(const char *name, int32_t cmd, unsigned char funcMask);
83      static int32_t RemoveHdc();
84      static int32_t AddHdc();
85      static int32_t SetFunctionToNone();
86      static int32_t SetFunctionToRndis();
87      static int32_t SetFunctionToStorage();
88      static int32_t SetFunctionToRndisHdc();
89      static int32_t SetFunctionToStorageHdc();
90      static int32_t SetFunctionToManufactureHdc();
91      static int32_t SetFunctionToUsbAccessory();
92      static int32_t SetDDKFunction(uint32_t funcs);
93      static int32_t UsbdEnableDevice(int32_t funcs);
94      static int32_t UsbdWaitUdc();
95      static int32_t UsbdWaitToNone();
96      static int32_t UsbdInitDDKFunction(uint32_t funcs);
97      static int32_t UsbdSetKernelFunction(int32_t kfuns, int32_t funcs);
98      static int32_t UsbdReadUdc(char* udcName, size_t len);
99      static int32_t UsbdWriteUdc(char* udcName, size_t len);
100      static void UsbdUnregisterDevice(const std::string &serviceName);
101      static int32_t UsbdRegisterDevice(const std::string &serviceName);
102      static int32_t InitMtp();
103      static int32_t ReleaseMtp();
104  
105      static uint32_t currentFuncs_;
106  };
107  } // namespace V1_1
108  } // namespace Usb
109  } // namespace HDI
110  } // namespace OHOS
111  #endif // OHOS_HDI_USB_V1_1_USBD_FUNCTION_H
112