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