/usr/include/android-19/libnfc-nxp/phFriNfc_LlcpUtils.h is in android-headers-19 23-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /*
* Copyright (C) 2010 NXP Semiconductors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* \file phFriNfc_LlcpUtils.h
* \brief NFC LLCP utils
*
* Project: NFC-FRI
*
*/
#ifndef PHFRINFC_LLCPUTILS_H
#define PHFRINFC_LLCPUTILS_H
/*include files*/
#include <phNfcHalTypes.h>
#include <phNfcTypes.h>
#include <phNfcStatus.h>
#include <phFriNfc.h>
#include <phFriNfc_Llcp.h>
/**
* \name NFC Forum Logical Link Control Protocol Utils
*
* File: \ref phFriNfc_LlcpUtils.h
*
*/
/**
* UTIL_FIFO_BUFFER - A Cyclic FIFO buffer
* If pIn == pOut the buffer is empty.
*/
typedef struct UTIL_FIFO_BUFFER
{
uint8_t *pBuffStart; /* Points to first valid location in buffer */
uint8_t *pBuffEnd; /* Points to last valid location in buffer */
volatile uint8_t *pIn; /* Points to 1 before where the next TU1 will enter buffer */
volatile uint8_t *pOut; /* Points to 1 before where the next TU1 will leave buffer */
volatile bool_t bFull; /* TRUE if buffer is full */
}UTIL_FIFO_BUFFER, *P_UTIL_FIFO_BUFFER;
/** \defgroup grp_fri_nfc_llcp NFC Forum Logical Link Control Protocol Component
*
* TODO
*
*/
NFCSTATUS phFriNfc_Llcp_DecodeTLV( phNfc_sData_t *psRawData,
uint32_t *pOffset,
uint8_t *pType,
phNfc_sData_t *psValueBuffer );
NFCSTATUS phFriNfc_Llcp_EncodeTLV( phNfc_sData_t *psValueBuffer,
uint32_t *pOffset,
uint8_t type,
uint8_t length,
uint8_t *pValue);
NFCSTATUS phFriNfc_Llcp_AppendTLV( phNfc_sData_t *psValueBuffer,
uint32_t nTlvOffset,
uint32_t *pCurrentOffset,
uint8_t length,
uint8_t *pValue);
void phFriNfc_Llcp_EncodeMIUX(uint16_t pMiux,
uint8_t* pMiuxEncoded);
void phFriNfc_Llcp_EncodeRW(uint8_t *pRw);
/**
* Initializes a Fifo Cyclic Buffer to point to some allocated memory.
*/
void phFriNfc_Llcp_CyclicFifoInit(P_UTIL_FIFO_BUFFER sUtilFifo,
const uint8_t *pBuffStart,
uint32_t buffLength);
/**
* Clears the Fifo Cyclic Buffer - loosing any data that was in it.
*/
void phFriNfc_Llcp_CyclicFifoClear(P_UTIL_FIFO_BUFFER sUtilFifo);
/**
* Attempts to write dataLength bytes to the specified Fifo Cyclic Buffer.
*/
uint32_t phFriNfc_Llcp_CyclicFifoWrite(P_UTIL_FIFO_BUFFER sUtilFifo,
uint8_t *pData,
uint32_t dataLength);
/**
* Attempts to read dataLength bytes from the specified Fifo Cyclic Buffer.
*/
uint32_t phFriNfc_Llcp_CyclicFifoFifoRead(P_UTIL_FIFO_BUFFER sUtilFifo,
uint8_t *pBuffer,
uint32_t dataLength);
/**
* Returns the number of bytes currently stored in Fifo Cyclic Buffer.
*/
uint32_t phFriNfc_Llcp_CyclicFifoUsage(P_UTIL_FIFO_BUFFER sUtilFifo);
/**
* Returns the available room for writing in Fifo Cyclic Buffer.
*/
uint32_t phFriNfc_Llcp_CyclicFifoAvailable(P_UTIL_FIFO_BUFFER sUtilFifo);
uint32_t phFriNfc_Llcp_Header2Buffer( phFriNfc_Llcp_sPacketHeader_t *psHeader,
uint8_t *pBuffer,
uint32_t nOffset );
uint32_t phFriNfc_Llcp_Sequence2Buffer( phFriNfc_Llcp_sPacketSequence_t *psSequence,
uint8_t *pBuffer,
uint32_t nOffset );
uint32_t phFriNfc_Llcp_Buffer2Header( uint8_t *pBuffer,
uint32_t nOffset,
phFriNfc_Llcp_sPacketHeader_t *psHeader );
uint32_t phFriNfc_Llcp_Buffer2Sequence( uint8_t *pBuffer,
uint32_t nOffset,
phFriNfc_Llcp_sPacketSequence_t *psSequence );
#endif /* PHFRINFC_LLCPUTILS_H */
|