1 files changed, 108 insertions, 0 deletions
diff --git a/1.0/default/NqNfc.cpp b/1.0/default/NqNfc.cpp
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+++ b/1.0/default/NqNfc.cpp
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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