1 /*
2 * Copyright (c) 2023-2025 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 #include <algorithm>
17 #include <cerrno>
18 #include <cstdint>
19 #include <cstring>
20 #include <iproxy_broker.h>
21 #include <memory.h>
22 #include <securec.h>
23 #include <unordered_map>
24 #include <vector>
25
26 #include "hid_ddk_api.h"
27 #include "hid_ddk_types.h"
28 #include "v1_1/ihid_ddk.h"
29 #include "hilog_wrapper.h"
30 #include "ipc_error_code.h"
31
32 using namespace OHOS;
33 using namespace OHOS::ExternalDeviceManager;
34 namespace {
35 static OHOS::sptr<OHOS::HDI::Input::Ddk::V1_1::IHidDdk> g_ddk = nullptr;
36 static OHOS::sptr<IRemoteObject::DeathRecipient> recipient_ = nullptr;
37 std::mutex g_mutex;
38
39 constexpr uint32_t MAX_EMIT_ITEM_NUM = 20;
40 constexpr uint32_t MAX_HID_DEVICE_PROP_LEN = 7;
41 constexpr uint32_t MAX_HID_EVENT_TYPES_LEN = 5;
42 constexpr uint32_t MAX_HID_KEYS_LEN = 100;
43 constexpr uint32_t MAX_HID_ABS_LEN = 26;
44 constexpr uint32_t MAX_HID_REL_BITS_LEN = 13;
45 constexpr uint32_t MAX_HID_MISC_EVENT_LEN = 6;
46 constexpr uint32_t MAX_NAME_LENGTH = 80;
47
48 }
49 #ifdef __cplusplus
50 extern "C" {
51 #endif /* __cplusplus */
52 static std::unordered_map<int32_t, std::shared_ptr<struct TempDevice>> g_deviceMap;
53
54 struct TempDevice {
55 OHOS::HDI::Input::Ddk::V1_0::Hid_Device tempDevice;
56 OHOS::HDI::Input::Ddk::V1_0::Hid_EventProperties tempProperties;
57 uint32_t realId;
58 };
59
60 struct Hid_DeviceHandle {
61 OHOS::HDI::Input::Ddk::V1_1::HidDeviceHandle impl;
62
Hid_DeviceHandleHid_DeviceHandle63 Hid_DeviceHandle()
64 {
65 impl.fd = -1;
66 impl.nonBlock = 0;
67 }
68 } __attribute__ ((aligned(8)));
69
NewHidDeviceHandle()70 Hid_DeviceHandle *NewHidDeviceHandle()
71 {
72 return new Hid_DeviceHandle;
73 }
74
DeleteHidDeviceHandle(Hid_DeviceHandle ** dev)75 void DeleteHidDeviceHandle(Hid_DeviceHandle **dev)
76 {
77 if (*dev != nullptr) {
78 delete *dev;
79 *dev = nullptr;
80 }
81 }
82
TransToHidCode(int32_t ret)83 static int32_t TransToHidCode(int32_t ret)
84 {
85 if (ret >= OH_IPC_ERROR_CODE_BASE && ret <= OH_IPC_ERROR_CODE_MAX) {
86 return HID_DDK_SERVICE_ERROR;
87 }
88 return ret;
89 }
90
91 class HidDeathRecipient : public IRemoteObject::DeathRecipient {
92 public:
93 void OnRemoteDied(const wptr<IRemoteObject> &object) override;
94 };
95
OnRemoteDied(const wptr<IRemoteObject> & object)96 void HidDeathRecipient::OnRemoteDied(const wptr<IRemoteObject> &object)
97 {
98 std::lock_guard<std::mutex> lock(g_mutex);
99 EDM_LOGI(MODULE_HID_DDK, "hid_ddk remote died");
100 if (g_ddk != nullptr) {
101 sptr<IRemoteObject> remote = OHOS::HDI::hdi_objcast<OHOS::HDI::Input::Ddk::V1_0::IHidDdk>(g_ddk);
102 remote->RemoveDeathRecipient(recipient_);
103 recipient_.clear();
104 g_ddk = nullptr;
105 EDM_LOGI(MODULE_HID_DDK, "remove death recipient success");
106 }
107 }
108
GetRealDeviceId(int32_t deviceId)109 static uint32_t GetRealDeviceId(int32_t deviceId)
110 {
111 if (g_deviceMap.find(deviceId) != g_deviceMap.end()) {
112 if (g_deviceMap[deviceId] != nullptr) {
113 return g_deviceMap[deviceId]->realId;
114 }
115 }
116 return static_cast<uint32_t>(deviceId);
117 }
118
Connect()119 static int32_t Connect()
120 {
121 if (g_ddk == nullptr) {
122 g_ddk = OHOS::HDI::Input::Ddk::V1_1::IHidDdk::Get();
123 if (g_ddk == nullptr) {
124 EDM_LOGE(MODULE_HID_DDK, "get hid ddk faild");
125 return HID_DDK_FAILURE;
126 }
127 if (g_deviceMap.size() > 0) {
128 for (const auto &[_, value] : g_deviceMap) {
129 (void)g_ddk->CreateDevice(value->tempDevice, value->tempProperties, value->realId);
130 }
131 }
132 recipient_ = new HidDeathRecipient();
133 sptr<IRemoteObject> remote = OHOS::HDI::hdi_objcast<OHOS::HDI::Input::Ddk::V1_1::IHidDdk>(g_ddk);
134 if (!remote->AddDeathRecipient(recipient_)) {
135 EDM_LOGE(MODULE_HID_DDK, "add DeathRecipient failed");
136 return HID_DDK_FAILURE;
137 }
138 }
139 return HID_DDK_SUCCESS;
140 }
141
ParseHidDevice(Hid_Device * hidDevice)142 static OHOS::HDI::Input::Ddk::V1_0::Hid_Device ParseHidDevice(Hid_Device *hidDevice)
143 {
144 OHOS::HDI::Input::Ddk::V1_0::Hid_Device tempDevice = {
145 .deviceName = hidDevice->deviceName,
146 .vendorId = hidDevice->vendorId,
147 .productId = hidDevice->productId,
148 .version = hidDevice->version,
149 .bustype = hidDevice->bustype
150 };
151
152 if (hidDevice->properties != nullptr) {
153 std::transform(hidDevice->properties, hidDevice->properties + hidDevice->propLength,
154 std::back_inserter(tempDevice.properties), [](uint32_t n) {
155 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_DeviceProp>(n);
156 });
157 }
158
159 return tempDevice;
160 }
161
ParseHidEventProperties(Hid_EventProperties * hidEventProperties)162 static OHOS::HDI::Input::Ddk::V1_0::Hid_EventProperties ParseHidEventProperties(Hid_EventProperties *hidEventProperties)
163 {
164 const uint16_t absLength = 64;
165 OHOS::HDI::Input::Ddk::V1_0::Hid_EventProperties tempProperties = {
166 .hidAbsMax = std::vector<int32_t>(hidEventProperties->hidAbsMax, hidEventProperties->hidAbsMax + absLength),
167 .hidAbsMin = std::vector<int32_t>(hidEventProperties->hidAbsMin, hidEventProperties->hidAbsMin + absLength),
168 .hidAbsFuzz = std::vector<int32_t>(hidEventProperties->hidAbsFuzz, hidEventProperties->hidAbsFuzz + absLength),
169 .hidAbsFlat = std::vector<int32_t>(hidEventProperties->hidAbsFlat, hidEventProperties->hidAbsFlat + absLength)
170 };
171
172 if (hidEventProperties->hidEventTypes.hidEventType != nullptr) {
173 std::transform(hidEventProperties->hidEventTypes.hidEventType,
174 hidEventProperties->hidEventTypes.hidEventType + hidEventProperties->hidEventTypes.length,
175 std::back_inserter(tempProperties.hidEventTypes), [](uint32_t n) {
176 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_EventType>(n);
177 });
178 }
179
180 if (hidEventProperties->hidKeys.hidKeyCode != nullptr) {
181 std::transform(hidEventProperties->hidKeys.hidKeyCode,
182 hidEventProperties->hidKeys.hidKeyCode + hidEventProperties->hidKeys.length,
183 std::back_inserter(tempProperties.hidKeys), [](uint32_t n) {
184 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_KeyCode>(n);
185 });
186 }
187
188 if (hidEventProperties->hidAbs.hidAbsAxes != nullptr) {
189 std::transform(hidEventProperties->hidAbs.hidAbsAxes,
190 hidEventProperties->hidAbs.hidAbsAxes + hidEventProperties->hidAbs.length,
191 std::back_inserter(tempProperties.hidAbs), [](uint32_t n) {
192 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_AbsAxes>(n);
193 });
194 }
195
196 if (hidEventProperties->hidRelBits.hidRelAxes != nullptr) {
197 std::transform(hidEventProperties->hidRelBits.hidRelAxes,
198 hidEventProperties->hidRelBits.hidRelAxes + hidEventProperties->hidRelBits.length,
199 std::back_inserter(tempProperties.hidRelBits), [](uint32_t n) {
200 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_RelAxes>(n);
201 });
202 }
203
204 if (hidEventProperties->hidMiscellaneous.hidMscEvent != nullptr) {
205 std::transform(hidEventProperties->hidMiscellaneous.hidMscEvent,
206 hidEventProperties->hidMiscellaneous.hidMscEvent + hidEventProperties->hidMiscellaneous.length,
207 std::back_inserter(tempProperties.hidMiscellaneous), [](uint32_t n) {
208 return static_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_MscEvent>(n);
209 });
210 }
211
212 return tempProperties;
213 }
214
CacheDeviceInfor(OHOS::HDI::Input::Ddk::V1_0::Hid_Device tempDevice,OHOS::HDI::Input::Ddk::V1_0::Hid_EventProperties tempProperties,uint32_t deviceId)215 static int32_t CacheDeviceInfor(OHOS::HDI::Input::Ddk::V1_0::Hid_Device tempDevice,
216 OHOS::HDI::Input::Ddk::V1_0::Hid_EventProperties tempProperties, uint32_t deviceId)
217 {
218 EDM_LOGD(MODULE_HID_DDK, "enter CacheDeviceInfor");
219 int32_t id = static_cast<int32_t>(deviceId);
220 std::shared_ptr<struct TempDevice> device = std::make_shared<struct TempDevice>();
221 device->tempDevice = tempDevice;
222 device->tempProperties = tempProperties;
223 device->realId = deviceId;
224
225 g_deviceMap[id] = device;
226 return id;
227 }
228
CheckHidDevice(Hid_Device * hidDevice)229 static bool CheckHidDevice(Hid_Device *hidDevice)
230 {
231 if (hidDevice == nullptr) {
232 EDM_LOGE(MODULE_HID_DDK, "hidDevice is null");
233 return false;
234 }
235
236 if (hidDevice->propLength > MAX_HID_DEVICE_PROP_LEN) {
237 EDM_LOGE(MODULE_HID_DDK, "properties length is out of range");
238 return false;
239 }
240
241 if (hidDevice->deviceName == nullptr) {
242 EDM_LOGE(MODULE_HID_DDK, "hidDevice->deviceName is nullpointer");
243 return false;
244 }
245
246 if (strlen(hidDevice->deviceName) == 0 || strlen(hidDevice->deviceName) > MAX_NAME_LENGTH - 1) {
247 EDM_LOGE(MODULE_HID_DDK, "length of hidDevice->deviceName is out of range");
248 return false;
249 }
250 return true;
251 }
252
OH_Hid_CreateDevice(Hid_Device * hidDevice,Hid_EventProperties * hidEventProperties)253 int32_t OH_Hid_CreateDevice(Hid_Device *hidDevice, Hid_EventProperties *hidEventProperties)
254 {
255 std::lock_guard<std::mutex> lock(g_mutex);
256 if (Connect() != HID_DDK_SUCCESS) {
257 return HID_DDK_INVALID_OPERATION;
258 }
259
260 if (!CheckHidDevice(hidDevice)) {
261 return HID_DDK_INVALID_PARAMETER;
262 }
263
264 if (hidEventProperties == nullptr) {
265 EDM_LOGE(MODULE_HID_DDK, "hidEventProperties is null");
266 return HID_DDK_INVALID_PARAMETER;
267 }
268
269 if (hidEventProperties->hidEventTypes.length > MAX_HID_EVENT_TYPES_LEN) {
270 EDM_LOGE(MODULE_HID_DDK, "hidEventTypes length is out of range");
271 return HID_DDK_INVALID_PARAMETER;
272 }
273
274 if (hidEventProperties->hidKeys.length > MAX_HID_KEYS_LEN) {
275 EDM_LOGE(MODULE_HID_DDK, "hidKeys length is out of range");
276 return HID_DDK_INVALID_PARAMETER;
277 }
278
279 if (hidEventProperties->hidAbs.length > MAX_HID_ABS_LEN) {
280 EDM_LOGE(MODULE_HID_DDK, "hidAbs length is out of range");
281 return HID_DDK_INVALID_PARAMETER;
282 }
283
284 if (hidEventProperties->hidRelBits.length > MAX_HID_REL_BITS_LEN) {
285 EDM_LOGE(MODULE_HID_DDK, "hidRelBits length is out of range");
286 return HID_DDK_INVALID_PARAMETER;
287 }
288
289 if (hidEventProperties->hidMiscellaneous.length > MAX_HID_MISC_EVENT_LEN) {
290 EDM_LOGE(MODULE_HID_DDK, "hidMiscellaneous length is out of range");
291 return HID_DDK_INVALID_PARAMETER;
292 }
293
294 auto tempDevice = ParseHidDevice(hidDevice);
295 auto tempEventProperties = ParseHidEventProperties(hidEventProperties);
296
297 uint32_t deviceId = 0;
298 auto ret = g_ddk->CreateDevice(tempDevice, tempEventProperties, deviceId);
299 ret = (ret == HDF_ERR_NOPERM) ? HID_DDK_NO_PERM : ret;
300 if (ret != HID_DDK_SUCCESS) {
301 EDM_LOGE(MODULE_HID_DDK, "create device failed:%{public}d", ret);
302 return ret;
303 }
304 return CacheDeviceInfor(tempDevice, tempEventProperties, deviceId);
305 }
306
OH_Hid_EmitEvent(int32_t deviceId,const Hid_EmitItem items[],uint16_t length)307 int32_t OH_Hid_EmitEvent(int32_t deviceId, const Hid_EmitItem items[], uint16_t length)
308 {
309 std::lock_guard<std::mutex> lock(g_mutex);
310 if (Connect() != HID_DDK_SUCCESS) {
311 return HID_DDK_INVALID_OPERATION;
312 }
313
314 if (deviceId < 0) {
315 EDM_LOGE(MODULE_HID_DDK, "device id is invaild");
316 return HID_DDK_INVALID_PARAMETER;
317 }
318
319 if (length > MAX_EMIT_ITEM_NUM) {
320 EDM_LOGE(MODULE_HID_DDK, "items length is out of range");
321 return HID_DDK_INVALID_PARAMETER;
322 }
323
324 if (items == nullptr) {
325 EDM_LOGE(MODULE_HID_DDK, "items is null");
326 return HID_DDK_INVALID_PARAMETER;
327 }
328
329 std::vector<OHOS::HDI::Input::Ddk::V1_0::Hid_EmitItem> itemsTemp;
330 std::transform(items, items + length, std::back_inserter(itemsTemp), [](Hid_EmitItem item) {
331 return *reinterpret_cast<OHOS::HDI::Input::Ddk::V1_0::Hid_EmitItem *>(&item);
332 });
333
334 auto ret = g_ddk->EmitEvent(GetRealDeviceId(deviceId), itemsTemp);
335 ret = (ret == HDF_ERR_NOPERM) ? HID_DDK_NO_PERM : ret;
336 if (ret != HID_DDK_SUCCESS) {
337 EDM_LOGE(MODULE_HID_DDK, "emit event failed:%{public}d", ret);
338 return ret;
339 }
340 return HID_DDK_SUCCESS;
341 }
342
OH_Hid_DestroyDevice(int32_t deviceId)343 int32_t OH_Hid_DestroyDevice(int32_t deviceId)
344 {
345 std::lock_guard<std::mutex> lock(g_mutex);
346 if (Connect() != HID_DDK_SUCCESS) {
347 return HID_DDK_INVALID_OPERATION;
348 }
349
350 auto ret = g_ddk->DestroyDevice(GetRealDeviceId(deviceId));
351 ret = (ret == HDF_ERR_NOPERM) ? HID_DDK_NO_PERM : ret;
352 if (ret != HID_DDK_SUCCESS) {
353 EDM_LOGE(MODULE_HID_DDK, "destroy device failed:%{public}d", ret);
354 return ret;
355 }
356
357 g_deviceMap.erase(deviceId);
358 return HID_DDK_SUCCESS;
359 }
360
OH_Hid_Init(void)361 int32_t OH_Hid_Init(void)
362 {
363 g_ddk = OHOS::HDI::Input::Ddk::V1_1::IHidDdk::Get();
364 if (g_ddk == nullptr) {
365 EDM_LOGE(MODULE_HID_DDK, "get ddk failed");
366 return HID_DDK_INIT_ERROR;
367 }
368
369 return TransToHidCode(g_ddk->Init());
370 }
371
OH_Hid_Release(void)372 int32_t OH_Hid_Release(void)
373 {
374 if (g_ddk == nullptr) {
375 EDM_LOGE(MODULE_HID_DDK, "ddk is null");
376 return HID_DDK_INIT_ERROR;
377 }
378 int32_t ret = g_ddk->Release();
379 g_ddk.clear();
380
381 return TransToHidCode(ret);
382 }
383
OH_Hid_Open(uint64_t deviceId,uint8_t interfaceIndex,Hid_DeviceHandle ** dev)384 int32_t OH_Hid_Open(uint64_t deviceId, uint8_t interfaceIndex, Hid_DeviceHandle **dev)
385 {
386 if (g_ddk == nullptr) {
387 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
388 return HID_DDK_INIT_ERROR;
389 }
390 if (dev == nullptr) {
391 EDM_LOGE(MODULE_HID_DDK, "invalid param");
392 return HID_DDK_INVALID_PARAMETER;
393 }
394
395 *dev = NewHidDeviceHandle();
396 if (*dev == nullptr) {
397 EDM_LOGE(MODULE_HID_DDK, "malloc failed, errno=%{public}d", errno);
398 return HID_DDK_MEMORY_ERROR;
399 }
400
401 return TransToHidCode(g_ddk->Open(deviceId, interfaceIndex, (*dev)->impl));
402 }
403
OH_Hid_Close(Hid_DeviceHandle ** dev)404 int32_t OH_Hid_Close(Hid_DeviceHandle **dev)
405 {
406 if (g_ddk == nullptr) {
407 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
408 return HID_DDK_INIT_ERROR;
409 }
410 if (dev == nullptr || *dev == nullptr) {
411 EDM_LOGE(MODULE_HID_DDK, "invalid param");
412 return HID_DDK_INVALID_PARAMETER;
413 }
414
415 int32_t ret = g_ddk->Close((*dev)->impl);
416 DeleteHidDeviceHandle(dev);
417
418 return TransToHidCode(ret);
419 }
420
OH_Hid_Write(Hid_DeviceHandle * dev,uint8_t * data,uint32_t length,uint32_t * bytesWritten)421 int32_t OH_Hid_Write(Hid_DeviceHandle *dev, uint8_t *data, uint32_t length, uint32_t *bytesWritten)
422 {
423 if (g_ddk == nullptr) {
424 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
425 return HID_DDK_INIT_ERROR;
426 }
427
428 if (dev == nullptr || data == nullptr || length == 0 || length > HID_MAX_REPORT_BUFFER_SIZE ||
429 bytesWritten == nullptr) {
430 EDM_LOGE(MODULE_HID_DDK, "invalid param");
431 return HID_DDK_INVALID_PARAMETER;
432 }
433
434 std::vector<uint8_t> writeData(data, data + length);
435 int32_t ret = TransToHidCode(g_ddk->Write(dev->impl, writeData, *bytesWritten));
436 if (ret != HID_DDK_SUCCESS) {
437 EDM_LOGE(MODULE_HID_DDK, "write failed");
438 *bytesWritten = 0;
439 return ret;
440 }
441 return HID_DDK_SUCCESS;
442 }
443
OH_Hid_ReadTimeout(Hid_DeviceHandle * dev,uint8_t * data,uint32_t bufSize,int timeout,uint32_t * bytesRead)444 int32_t OH_Hid_ReadTimeout(Hid_DeviceHandle *dev, uint8_t *data, uint32_t bufSize, int timeout, uint32_t *bytesRead)
445 {
446 if (g_ddk == nullptr) {
447 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
448 return HID_DDK_INIT_ERROR;
449 }
450
451 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE ||
452 bytesRead == nullptr) {
453 EDM_LOGE(MODULE_HID_DDK, "invalid param");
454 return HID_DDK_INVALID_PARAMETER;
455 }
456
457 std::vector<uint8_t> readData(bufSize);
458 int32_t ret = TransToHidCode(g_ddk->ReadTimeout(dev->impl, readData, bufSize, timeout, *bytesRead));
459 if (ret != HID_DDK_SUCCESS) {
460 EDM_LOGE(MODULE_HID_DDK, "read timeout failed");
461 return ret;
462 }
463 errno_t err = memcpy_s(data, bufSize, readData.data(), *bytesRead);
464 if (err != EOK) {
465 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
466 return HID_DDK_MEMORY_ERROR;
467 }
468
469 return HID_DDK_SUCCESS;
470 }
471
OH_Hid_Read(Hid_DeviceHandle * dev,uint8_t * data,uint32_t bufSize,uint32_t * bytesRead)472 int32_t OH_Hid_Read(Hid_DeviceHandle *dev, uint8_t *data, uint32_t bufSize, uint32_t *bytesRead)
473 {
474 if (g_ddk == nullptr) {
475 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
476 return HID_DDK_INIT_ERROR;
477 }
478
479 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE ||
480 bytesRead == nullptr) {
481 EDM_LOGE(MODULE_HID_DDK, "invalid param");
482 return HID_DDK_INVALID_PARAMETER;
483 }
484
485 std::vector<uint8_t> readData(bufSize);
486 int32_t ret = TransToHidCode(g_ddk->ReadTimeout(dev->impl, readData, bufSize, (dev->impl.nonBlock) ? 0 : -1,
487 *bytesRead));
488 if (ret != HID_DDK_SUCCESS) {
489 EDM_LOGE(MODULE_HID_DDK, "read failed");
490 return ret;
491 }
492 errno_t err = memcpy_s(data, bufSize, readData.data(), *bytesRead);
493 if (err != EOK) {
494 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
495 return HID_DDK_MEMORY_ERROR;
496 }
497
498 return HID_DDK_SUCCESS;
499 }
500
OH_Hid_SetNonBlocking(Hid_DeviceHandle * dev,int nonBlock)501 int32_t OH_Hid_SetNonBlocking(Hid_DeviceHandle *dev, int nonBlock)
502 {
503 if (g_ddk == nullptr) {
504 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
505 return HID_DDK_INIT_ERROR;
506 }
507
508 if (dev == nullptr || !(nonBlock == 0 || nonBlock == 1)) {
509 EDM_LOGE(MODULE_HID_DDK, "invalid param");
510 return HID_DDK_INVALID_PARAMETER;
511 }
512
513 int32_t ret = g_ddk->SetNonBlocking(dev->impl, nonBlock);
514 if (ret == HID_DDK_SUCCESS) {
515 dev->impl.nonBlock = nonBlock;
516 }
517 return TransToHidCode(ret);
518 }
519
OH_Hid_GetRawInfo(Hid_DeviceHandle * dev,Hid_RawDevInfo * rawDevInfo)520 int32_t OH_Hid_GetRawInfo(Hid_DeviceHandle *dev, Hid_RawDevInfo *rawDevInfo)
521 {
522 if (g_ddk == nullptr) {
523 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
524 return HID_DDK_INIT_ERROR;
525 }
526
527 if (dev == nullptr || rawDevInfo == nullptr) {
528 EDM_LOGE(MODULE_HID_DDK, "invalid param");
529 return HID_DDK_INVALID_PARAMETER;
530 }
531
532 OHOS::HDI::Input::Ddk::V1_1::HidRawDevInfo tmpRawDevInfo;
533 int32_t ret = TransToHidCode(g_ddk->GetRawInfo(dev->impl, tmpRawDevInfo));
534 if (ret != HID_DDK_SUCCESS) {
535 EDM_LOGE(MODULE_HID_DDK, "get raw info failed");
536 return ret;
537 }
538
539 rawDevInfo->busType = tmpRawDevInfo.busType;
540 rawDevInfo->vendor = tmpRawDevInfo.vendor;
541 rawDevInfo->product = tmpRawDevInfo.product;
542
543 return HID_DDK_SUCCESS;
544 }
545
OH_Hid_GetRawName(Hid_DeviceHandle * dev,char * data,uint32_t bufSize)546 int32_t OH_Hid_GetRawName(Hid_DeviceHandle *dev, char *data, uint32_t bufSize)
547 {
548 if (g_ddk == nullptr) {
549 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
550 return HID_DDK_INIT_ERROR;
551 }
552
553 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE) {
554 EDM_LOGE(MODULE_HID_DDK, "invalid param");
555 return HID_DDK_INVALID_PARAMETER;
556 }
557
558 std::vector<uint8_t> tmpData(bufSize);
559 int32_t ret = TransToHidCode(g_ddk->GetRawName(dev->impl, tmpData, bufSize));
560 if (ret != HID_DDK_SUCCESS) {
561 EDM_LOGE(MODULE_HID_DDK, "get raw name failed");
562 return ret;
563 }
564
565 errno_t err = memcpy_s(data, bufSize, tmpData.data(), tmpData.size());
566 if (err != EOK) {
567 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
568 return HID_DDK_MEMORY_ERROR;
569 }
570
571 return HID_DDK_SUCCESS;
572 }
573
OH_Hid_GetPhysicalAddress(Hid_DeviceHandle * dev,char * data,uint32_t bufSize)574 int32_t OH_Hid_GetPhysicalAddress(Hid_DeviceHandle *dev, char *data, uint32_t bufSize)
575 {
576 if (g_ddk == nullptr) {
577 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
578 return HID_DDK_INIT_ERROR;
579 }
580
581 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE) {
582 EDM_LOGE(MODULE_HID_DDK, "invalid param");
583 return HID_DDK_INVALID_PARAMETER;
584 }
585
586 std::vector<uint8_t> tmpData(bufSize);
587 int32_t ret = TransToHidCode(g_ddk->GetPhysicalAddress(dev->impl, tmpData, bufSize));
588 if (ret != HID_DDK_SUCCESS) {
589 EDM_LOGE(MODULE_HID_DDK, "get physical address failed");
590 return ret;
591 }
592
593 errno_t err = memcpy_s(data, bufSize, tmpData.data(), tmpData.size());
594 if (err != EOK) {
595 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
596 return HID_DDK_MEMORY_ERROR;
597 }
598
599 return HID_DDK_SUCCESS;
600 }
601
OH_Hid_GetRawUniqueId(Hid_DeviceHandle * dev,uint8_t * data,uint32_t bufSize)602 int32_t OH_Hid_GetRawUniqueId(Hid_DeviceHandle *dev, uint8_t *data, uint32_t bufSize)
603 {
604 if (g_ddk == nullptr) {
605 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
606 return HID_DDK_INIT_ERROR;
607 }
608
609 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE) {
610 EDM_LOGE(MODULE_HID_DDK, "invalid param");
611 return HID_DDK_INVALID_PARAMETER;
612 }
613
614 std::vector<uint8_t> tmpData(bufSize);
615 int32_t ret = TransToHidCode(g_ddk->GetRawUniqueId(dev->impl, tmpData, bufSize));
616 if (ret != HID_DDK_SUCCESS) {
617 EDM_LOGE(MODULE_HID_DDK, "get raw unique id address failed");
618 return ret;
619 }
620
621 errno_t err = memcpy_s(data, tmpData.size(), tmpData.data(), tmpData.size());
622 if (err != EOK) {
623 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
624 return HID_DDK_MEMORY_ERROR;
625 }
626
627 return HID_DDK_SUCCESS;
628 }
629
OH_Hid_SendReport(Hid_DeviceHandle * dev,Hid_ReportType reportType,const uint8_t * data,uint32_t length)630 int32_t OH_Hid_SendReport(Hid_DeviceHandle *dev, Hid_ReportType reportType, const uint8_t *data, uint32_t length)
631 {
632 if (g_ddk == nullptr) {
633 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
634 return HID_DDK_INIT_ERROR;
635 }
636
637 if (dev == nullptr || data == nullptr || length == 0 || length > HID_MAX_REPORT_BUFFER_SIZE) {
638 EDM_LOGE(MODULE_HID_DDK, "invalid param");
639 return HID_DDK_INVALID_PARAMETER;
640 }
641
642 const std::vector<uint8_t> tmpData(data, data + length);
643 auto tmpReportType = static_cast<OHOS::HDI::Input::Ddk::V1_1::HidReportType>(reportType);
644 int32_t ret = TransToHidCode(g_ddk->SendReport(dev->impl, tmpReportType, tmpData));
645 if (ret != HID_DDK_SUCCESS) {
646 EDM_LOGE(MODULE_HID_DDK, "send report failed");
647 return ret;
648 }
649
650 return HID_DDK_SUCCESS;
651 }
652
OH_Hid_GetReport(Hid_DeviceHandle * dev,Hid_ReportType reportType,uint8_t * data,uint32_t bufSize)653 int32_t OH_Hid_GetReport(Hid_DeviceHandle *dev, Hid_ReportType reportType, uint8_t *data, uint32_t bufSize)
654 {
655 if (g_ddk == nullptr) {
656 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
657 return HID_DDK_INIT_ERROR;
658 }
659
660 if (dev == nullptr || data == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE) {
661 EDM_LOGE(MODULE_HID_DDK, "invalid param");
662 return HID_DDK_INVALID_PARAMETER;
663 }
664
665 std::vector<uint8_t> tmpData(bufSize);
666 auto reportNumber = data[0];
667 auto tmpReportType = static_cast<OHOS::HDI::Input::Ddk::V1_1::HidReportType>(reportType);
668 int32_t ret = TransToHidCode(g_ddk->GetReport(dev->impl, tmpReportType, reportNumber, tmpData, bufSize));
669 if (ret != HID_DDK_SUCCESS) {
670 EDM_LOGE(MODULE_HID_DDK, "get report failed");
671 return ret;
672 }
673
674 errno_t err = memcpy_s(data, bufSize, tmpData.data(), tmpData.size());
675 if (err != EOK) {
676 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
677 return HID_DDK_MEMORY_ERROR;
678 }
679
680 return HID_DDK_SUCCESS;
681 }
682
OH_Hid_GetReportDescriptor(Hid_DeviceHandle * dev,uint8_t * buf,uint32_t bufSize,uint32_t * bytesRead)683 int32_t OH_Hid_GetReportDescriptor(Hid_DeviceHandle *dev, uint8_t *buf, uint32_t bufSize, uint32_t *bytesRead)
684 {
685 if (g_ddk == nullptr) {
686 EDM_LOGE(MODULE_HID_DDK, "invalid obj");
687 return HID_DDK_INIT_ERROR;
688 }
689
690 if (dev == nullptr || buf == nullptr || bufSize == 0 || bufSize > HID_MAX_REPORT_BUFFER_SIZE ||
691 bytesRead == nullptr) {
692 EDM_LOGE(MODULE_HID_DDK, "invalid param");
693 return HID_DDK_INVALID_PARAMETER;
694 }
695
696 std::vector<uint8_t> tmpBuf(bufSize);
697 int32_t ret = TransToHidCode(g_ddk->GetReportDescriptor(dev->impl, tmpBuf, bufSize, *bytesRead));
698 if (ret != HID_DDK_SUCCESS) {
699 EDM_LOGE(MODULE_HID_DDK, "get report descriptor failed");
700 return ret;
701 }
702
703 errno_t err = memcpy_s(buf, bufSize, tmpBuf.data(), *bytesRead);
704 if (err != EOK) {
705 EDM_LOGE(MODULE_HID_DDK, "memcpy_s failed");
706 return HID_DDK_MEMORY_ERROR;
707 }
708
709 return HID_DDK_SUCCESS;
710 }
711
712 #ifdef __cplusplus
713 }
714 #endif /* __cplusplus */
715