/******************************************************************************
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*
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* Copyright (C) 2012-2014 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#ifndef NFC_TYPES_H
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#define NFC_TYPES_H
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/****************************************************************************
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** NFC_HDR header definition for NFC messages
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*****************************************************************************/
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typedef struct {
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uint16_t event;
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uint16_t len;
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uint16_t offset;
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uint16_t layer_specific;
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} NFC_HDR;
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#define NFC_HDR_SIZE (sizeof(NFC_HDR))
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/* Mask for NFC_HDR event field */
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#define NFC_EVT_MASK 0xFF00
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/****************************************************************************
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** NFC_HAL_TASK definitions
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*****************************************************************************/
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/* NCI message for hci persistency data */
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#define NFC_HAL_EVT_HCI 0x0400
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/* NCI message for sending to host stack */
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#define NFC_EVT_TO_NFC_NCI 0x4000
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/*****************************************************************************
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** Macros to get and put bytes to and from a stream (Little Endian format).
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*****************************************************************************/
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#define UINT32_TO_STREAM(p, u32) \
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{ \
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*(p)++ = (uint8_t)(u32); \
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*(p)++ = (uint8_t)((u32) >> 8); \
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*(p)++ = (uint8_t)((u32) >> 16); \
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*(p)++ = (uint8_t)((u32) >> 24); \
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}
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#define UINT16_TO_STREAM(p, u16) \
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{ \
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*(p)++ = (uint8_t)(u16); \
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*(p)++ = (uint8_t)((u16) >> 8); \
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}
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#define UINT8_TO_STREAM(p, u8) \
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{ *(p)++ = (uint8_t)(u8); }
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#define INT8_TO_STREAM(p, u8) \
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{ *(p)++ = (int8_t)(u8); }
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#define ARRAY8_TO_STREAM(p, a) \
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{ \
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int ijk; \
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for (ijk = 0; ijk < 8; ijk++) *(p)++ = (uint8_t)(a)[7 - ijk]; \
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}
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#define ARRAY_TO_STREAM(p, a, len) \
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{ \
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int ijk; \
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for (ijk = 0; ijk < (len); ijk++) *(p)++ = (uint8_t)(a)[ijk]; \
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}
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#define STREAM_TO_UINT8(u8, p) \
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{ \
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(u8) = (uint8_t)(*(p)); \
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(p) += 1; \
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}
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#define STREAM_TO_UINT16(u16, p) \
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{ \
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(u16) = ((uint16_t)(*(p)) + (((uint16_t)(*((p) + 1))) << 8)); \
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(p) += 2; \
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}
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#define STREAM_TO_UINT32(u32, p) \
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{ \
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(u32) = (((uint32_t)(*(p))) + ((((uint32_t)(*((p) + 1)))) << 8) + \
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((((uint32_t)(*((p) + 2)))) << 16) + \
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((((uint32_t)(*((p) + 3)))) << 24)); \
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(p) += 4; \
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}
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#define STREAM_TO_ARRAY8(a, p) \
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{ \
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int ijk; \
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uint8_t* _pa = (uint8_t*)(a) + 7; \
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for (ijk = 0; ijk < 8; ijk++) *_pa-- = *(p)++; \
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}
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#define STREAM_TO_ARRAY(a, p, len) \
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{ \
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int ijk; \
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for (ijk = 0; ijk < (len); ijk++) ((uint8_t*)(a))[ijk] = *(p)++; \
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}
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/*****************************************************************************
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** Macros to get and put bytes to and from a stream (Big Endian format)
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*****************************************************************************/
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#define UINT32_TO_BE_STREAM(p, u32) \
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{ \
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*(p)++ = (uint8_t)((u32) >> 24); \
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*(p)++ = (uint8_t)((u32) >> 16); \
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*(p)++ = (uint8_t)((u32) >> 8); \
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*(p)++ = (uint8_t)(u32); \
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}
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#define UINT24_TO_BE_STREAM(p, u24) \
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{ \
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*(p)++ = (uint8_t)((u24) >> 16); \
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*(p)++ = (uint8_t)((u24) >> 8); \
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*(p)++ = (uint8_t)(u24); \
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}
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#define UINT16_TO_BE_STREAM(p, u16) \
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{ \
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*(p)++ = (uint8_t)((u16) >> 8); \
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*(p)++ = (uint8_t)(u16); \
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}
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#define UINT8_TO_BE_STREAM(p, u8) \
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{ *(p)++ = (uint8_t)(u8); }
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#define ARRAY_TO_BE_STREAM(p, a, len) \
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{ \
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int ijk; \
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for (ijk = 0; ijk < (len); ijk++) *(p)++ = (uint8_t)(a)[ijk]; \
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}
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#define BE_STREAM_TO_UINT8(u8, p) \
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{ \
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(u8) = (uint8_t)(*(p)); \
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(p) += 1; \
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}
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#define BE_STREAM_TO_UINT16(u16, p) \
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{ \
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(u16) = (uint16_t)(((uint16_t)(*(p)) << 8) + (uint16_t)(*((p) + 1))); \
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(p) += 2; \
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}
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#define BE_STREAM_TO_UINT32(u32, p) \
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{ \
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(u32) = ((uint32_t)(*((p) + 3)) + ((uint32_t)(*((p) + 2)) << 8) + \
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((uint32_t)(*((p) + 1)) << 16) + ((uint32_t)(*(p)) << 24)); \
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(p) += 4; \
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}
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/*****************************************************************************
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** Macros to get and put bytes to and from a field (Big Endian format).
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** These are the same as to stream, except the pointer is not incremented.
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*****************************************************************************/
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#define UINT8_TO_BE_FIELD(p, u8) \
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{ *(uint8_t*)(p) = (uint8_t)(u8); }
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#endif /* NFC_TYPES_H */
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