* Copyright (c) 2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "hdf_device_desc.h"
#include "hdf_log.h"
#include "sample_service.h"
#define HDF_LOG_TAG sample_driver
static const char *SampleServiceGetData(void)
{
return "sample";
}
static int32_t SampleServiceSetData(const char *data)
{
if (data == NULL) {
return HDF_ERR_INVALID_PARAM;
}
HDF_LOGD("%s:%s", __func__, data);
return HDF_SUCCESS;
}
static void HdfSampleDriverRelease(struct HdfDeviceObject *deviceObject)
{
(void)deviceObject;
return;
}
static int HdfSampleDriverBind(struct HdfDeviceObject *deviceObject)
{
HDF_LOGD("%s::enter, deviceObject=%p", __func__, deviceObject);
if (deviceObject == NULL) {
return HDF_FAILURE;
}
static struct SampleService sampleService = {
.getData = SampleServiceGetData,
.setData = SampleServiceSetData,
};
deviceObject->service = &sampleService.service;
return HDF_SUCCESS;
}
static int HdfSampleDriverInit(struct HdfDeviceObject *deviceObject)
{
HDF_LOGD("%s::enter, deviceObject=%p", __func__, deviceObject);
if (deviceObject == NULL) {
HDF_LOGE("%s::ptr is null!", __func__);
return HDF_FAILURE;
}
HDF_LOGD("%s:Init success", __func__);
return HDF_SUCCESS;
}
struct HdfDriverEntry g_sampleDriverEntry = {
.moduleVersion = 1,
.moduleName = "sample_driver",
.Bind = HdfSampleDriverBind,
.Init = HdfSampleDriverInit,
.Release = HdfSampleDriverRelease,
};
HDF_INIT(g_sampleDriverEntry);