1 /****************************************************************************** 2 * 3 * Copyright (C) 2012-2014 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 #ifndef NFC_TYPES_H 20 #define NFC_TYPES_H 21 22 /**************************************************************************** 23 ** NFC_HDR header definition for NFC messages 24 *****************************************************************************/ 25 typedef struct { 26 uint16_t event; 27 uint16_t len; 28 uint16_t offset; 29 uint16_t layer_specific; 30 } NFC_HDR; 31 #define NFC_HDR_SIZE (sizeof(NFC_HDR)) 32 33 /* Mask for NFC_HDR event field */ 34 #define NFC_EVT_MASK 0xFF00 35 36 /**************************************************************************** 37 ** NFC_HAL_TASK definitions 38 *****************************************************************************/ 39 40 /* NCI message for hci persistency data */ 41 #define NFC_HAL_EVT_HCI 0x0400 42 43 /* NCI message for sending to host stack */ 44 #define NFC_EVT_TO_NFC_NCI 0x4000 45 46 /***************************************************************************** 47 ** Macros to get and put bytes to and from a stream (Little Endian format). 48 *****************************************************************************/ 49 50 #define UINT32_TO_STREAM(p, u32) \ 51 { \ 52 *(p)++ = (uint8_t)(u32); \ 53 *(p)++ = (uint8_t)((u32) >> 8); \ 54 *(p)++ = (uint8_t)((u32) >> 16); \ 55 *(p)++ = (uint8_t)((u32) >> 24); \ 56 } 57 #define UINT16_TO_STREAM(p, u16) \ 58 { \ 59 *(p)++ = (uint8_t)(u16); \ 60 *(p)++ = (uint8_t)((u16) >> 8); \ 61 } 62 #define UINT8_TO_STREAM(p, u8) \ 63 { *(p)++ = (uint8_t)(u8); } 64 #define INT8_TO_STREAM(p, u8) \ 65 { *(p)++ = (int8_t)(u8); } 66 #define ARRAY8_TO_STREAM(p, a) \ 67 { \ 68 int ijk; \ 69 for (ijk = 0; ijk < 8; ijk++) *(p)++ = (uint8_t)(a)[7 - ijk]; \ 70 } 71 #define ARRAY_TO_STREAM(p, a, len) \ 72 { \ 73 int ijk; \ 74 for (ijk = 0; ijk < (len); ijk++) *(p)++ = (uint8_t)(a)[ijk]; \ 75 } 76 #define STREAM_TO_UINT8(u8, p) \ 77 { \ 78 (u8) = (uint8_t)(*(p)); \ 79 (p) += 1; \ 80 } 81 #define STREAM_TO_UINT16(u16, p) \ 82 { \ 83 (u16) = ((uint16_t)(*(p)) + (((uint16_t)(*((p) + 1))) << 8)); \ 84 (p) += 2; \ 85 } 86 #define STREAM_TO_UINT32(u32, p) \ 87 { \ 88 (u32) = (((uint32_t)(*(p))) + ((((uint32_t)(*((p) + 1)))) << 8) + \ 89 ((((uint32_t)(*((p) + 2)))) << 16) + \ 90 ((((uint32_t)(*((p) + 3)))) << 24)); \ 91 (p) += 4; \ 92 } 93 #define STREAM_TO_ARRAY8(a, p) \ 94 { \ 95 int ijk; \ 96 uint8_t* _pa = (uint8_t*)(a) + 7; \ 97 for (ijk = 0; ijk < 8; ijk++) *_pa-- = *(p)++; \ 98 } 99 #define STREAM_TO_ARRAY(a, p, len) \ 100 { \ 101 int ijk; \ 102 for (ijk = 0; ijk < (len); ijk++) ((uint8_t*)(a))[ijk] = *(p)++; \ 103 } 104 105 /***************************************************************************** 106 ** Macros to get and put bytes to and from a stream (Big Endian format) 107 *****************************************************************************/ 108 109 #define UINT32_TO_BE_STREAM(p, u32) \ 110 { \ 111 *(p)++ = (uint8_t)((u32) >> 24); \ 112 *(p)++ = (uint8_t)((u32) >> 16); \ 113 *(p)++ = (uint8_t)((u32) >> 8); \ 114 *(p)++ = (uint8_t)(u32); \ 115 } 116 #define UINT24_TO_BE_STREAM(p, u24) \ 117 { \ 118 *(p)++ = (uint8_t)((u24) >> 16); \ 119 *(p)++ = (uint8_t)((u24) >> 8); \ 120 *(p)++ = (uint8_t)(u24); \ 121 } 122 #define UINT16_TO_BE_STREAM(p, u16) \ 123 { \ 124 *(p)++ = (uint8_t)((u16) >> 8); \ 125 *(p)++ = (uint8_t)(u16); \ 126 } 127 #define UINT8_TO_BE_STREAM(p, u8) \ 128 { *(p)++ = (uint8_t)(u8); } 129 #define ARRAY_TO_BE_STREAM(p, a, len) \ 130 { \ 131 int ijk; \ 132 for (ijk = 0; ijk < (len); ijk++) *(p)++ = (uint8_t)(a)[ijk]; \ 133 } 134 135 #define BE_STREAM_TO_UINT8(u8, p) \ 136 { \ 137 (u8) = (uint8_t)(*(p)); \ 138 (p) += 1; \ 139 } 140 #define BE_STREAM_TO_UINT16(u16, p) \ 141 { \ 142 (u16) = (uint16_t)(((uint16_t)(*(p)) << 8) + (uint16_t)(*((p) + 1))); \ 143 (p) += 2; \ 144 } 145 #define BE_STREAM_TO_UINT32(u32, p) \ 146 { \ 147 (u32) = ((uint32_t)(*((p) + 3)) + ((uint32_t)(*((p) + 2)) << 8) + \ 148 ((uint32_t)(*((p) + 1)) << 16) + ((uint32_t)(*(p)) << 24)); \ 149 (p) += 4; \ 150 } 151 152 /***************************************************************************** 153 ** Macros to get and put bytes to and from a field (Big Endian format). 154 ** These are the same as to stream, except the pointer is not incremented. 155 *****************************************************************************/ 156 157 #define UINT8_TO_BE_FIELD(p, u8) \ 158 { *(uint8_t*)(p) = (uint8_t)(u8); } 159 160 #endif /* NFC_TYPES_H */ 161