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/*
* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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 <hardware/hardware.h>
#include <log/log.h>
#include "NqNfc.h"
namespace vendor {
namespace nxp {
namespace hardware {
namespace nfc {
namespace V1_0 {
namespace implementation {
NqNfc::NqNfc(pn547_dev_t* device) : mDevice(device) {
}
// Methods from ::vendor::nxp::hardware::nfc::V1_0::INqNfc follow.
Return<void> NqNfc::ioctl(uint64_t ioctlType, const hidl_vec<uint8_t>& inputData, ioctl_cb _hidl_cb) {
uint32_t status;
nfc_nci_IoctlInOutData_t inpOutData;
NfcData outputData;
nfc_nci_IoctlInOutData_t *pInOutData = (nfc_nci_IoctlInOutData_t*)&inputData[0];
/*
* data from proxy->stub is copied to local data which can be updated by
* underlying HAL implementation since its an inout argument
*/
memcpy(&inpOutData, pInOutData, sizeof(nfc_nci_IoctlInOutData_t));
status = mDevice->ioctl(&mDevice->nci_device, ioctlType, &inpOutData);
/*
* copy data and additional fields indicating status of ioctl operation
* and context of the caller. Then invoke the corresponding proxy callback
*/
inpOutData.out.ioctlType = ioctlType;
inpOutData.out.context = pInOutData->inp.context;
inpOutData.out.result = status;
outputData.setToExternal((uint8_t*)&inpOutData.out, sizeof(nfc_nci_ExtnOutputData_t));
_hidl_cb(outputData);
return Void();
}
// Methods from ::android::hidl::base::V1_0::IBase follow.
INqNfc* HIDL_FETCH_INqNfc(const char* /* name */) {
nfc_nci_device_t* nci_device;
const hw_module_t* hw_module = NULL;
pn547_dev_t* nfc_device = NULL;
int ret = 0;
nci_device = &nfc_device->nci_device;
ret = hw_get_module (NFC_NCI_HARDWARE_MODULE_ID, &hw_module);
if (ret == 0)
{
ret = nfc_nci_open (hw_module, &nci_device);
if (ret != 0) {
ALOGE ("nfc_nci_open failed: %d", ret);
}
}
else
ALOGE ("hw_get_module %s failed: %d", NFC_NCI_HARDWARE_MODULE_ID, ret);
if (ret == 0) {
ALOGD ("vendor NXP NFC HAL module loaded properly");
nfc_device = (pn547_dev_t*)nci_device;
return new NqNfc(nfc_device);
} else {
ALOGE("Passthrough failed to load legacy HAL.");
return nullptr;
}
}
} // namespace implementation
} // namespace V1_0
} // namespace nfc
} // namespace hardware
} // namespace nxp
} // namespace vendor
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