1 /****************************************************************************** 2 * 3 * Copyright (C) 2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /****************************************************************************** 20 * 21 * HAL Adaptation Interface (HAI). This interface regulates the interaction 22 * between standard Android HAL and Broadcom-specific HAL. It adapts 23 * Broadcom-specific features to the Android framework. 24 * 25 ******************************************************************************/ 26 #pragma once 27 #include <hardware/hardware.h> 28 #include <hardware/nfc.h> 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 typedef struct { 35 struct nfc_nci_device nci_device; 36 // below declarations are private variables within Broadcom HAL 37 void* data; 38 } bcm2079x_dev_t; 39 40 /* 41 All functions return POSIX error codes (see errno): 42 0 means success. 43 non-zero means failure; for example EACCES. 44 */ 45 46 extern int HaiInitializeLibrary(const bcm2079x_dev_t* device); 47 extern int HaiTerminateLibrary(); 48 extern int HaiOpen(const bcm2079x_dev_t* device, 49 nfc_stack_callback_t* halCallbackFunc, 50 nfc_stack_data_callback_t* halDataCallbackFunc); 51 extern int HaiClose(const bcm2079x_dev_t* device); 52 extern int HaiCoreInitialized(const bcm2079x_dev_t* device, 53 uint8_t* coreInitResponseParams); 54 extern int HaiWrite(const bcm2079x_dev_t* dev, uint16_t dataLen, 55 const uint8_t* data); 56 extern int HaiPreDiscover(const bcm2079x_dev_t* device); 57 extern int HaiControlGranted(const bcm2079x_dev_t* device); 58 extern int HaiPowerCycle(const bcm2079x_dev_t* device); 59 extern int HaiGetMaxNfcee(const bcm2079x_dev_t* device, uint8_t* maxNfcee); 60 61 #ifdef __cplusplus 62 } 63 #endif 64
