This source file includes following definitions.
- ieee802154_is_data
- ieee802154_is_secen
- ieee802154_is_ackreq
- ieee802154_is_intra_pan
- ieee802154_daddr_mode
- ieee802154_saddr_mode
- ieee802154_is_valid_psdu_len
- ieee802154_is_valid_extended_unicast_addr
- ieee802154_is_broadcast_short_addr
- ieee802154_is_unspec_short_addr
- ieee802154_is_valid_src_short_addr
- ieee802154_random_extended_addr
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15 #ifndef LINUX_IEEE802154_H
16 #define LINUX_IEEE802154_H
17
18 #include <linux/types.h>
19 #include <linux/random.h>
20
21 #define IEEE802154_MTU 127
22 #define IEEE802154_ACK_PSDU_LEN 5
23 #define IEEE802154_MIN_PSDU_LEN 9
24 #define IEEE802154_FCS_LEN 2
25 #define IEEE802154_MAX_AUTH_TAG_LEN 16
26 #define IEEE802154_FC_LEN 2
27 #define IEEE802154_SEQ_LEN 1
28
29
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31
32
33
34
35 #define IEEE802154_MAX_HEADER_LEN (2 + 1 + 20 + 14)
36 #define IEEE802154_MIN_HEADER_LEN (IEEE802154_ACK_PSDU_LEN - \
37 IEEE802154_FCS_LEN)
38
39 #define IEEE802154_PAN_ID_BROADCAST 0xffff
40 #define IEEE802154_ADDR_SHORT_BROADCAST 0xffff
41 #define IEEE802154_ADDR_SHORT_UNSPEC 0xfffe
42
43 #define IEEE802154_EXTENDED_ADDR_LEN 8
44 #define IEEE802154_SHORT_ADDR_LEN 2
45 #define IEEE802154_PAN_ID_LEN 2
46
47 #define IEEE802154_LIFS_PERIOD 40
48 #define IEEE802154_SIFS_PERIOD 12
49 #define IEEE802154_MAX_SIFS_FRAME_SIZE 18
50
51 #define IEEE802154_MAX_CHANNEL 26
52 #define IEEE802154_MAX_PAGE 31
53
54 #define IEEE802154_FC_TYPE_BEACON 0x0
55 #define IEEE802154_FC_TYPE_DATA 0x1
56 #define IEEE802154_FC_TYPE_ACK 0x2
57 #define IEEE802154_FC_TYPE_MAC_CMD 0x3
58
59 #define IEEE802154_FC_TYPE_SHIFT 0
60 #define IEEE802154_FC_TYPE_MASK ((1 << 3) - 1)
61 #define IEEE802154_FC_TYPE(x) ((x & IEEE802154_FC_TYPE_MASK) >> IEEE802154_FC_TYPE_SHIFT)
62 #define IEEE802154_FC_SET_TYPE(v, x) do { \
63 v = (((v) & ~IEEE802154_FC_TYPE_MASK) | \
64 (((x) << IEEE802154_FC_TYPE_SHIFT) & IEEE802154_FC_TYPE_MASK)); \
65 } while (0)
66
67 #define IEEE802154_FC_SECEN_SHIFT 3
68 #define IEEE802154_FC_SECEN (1 << IEEE802154_FC_SECEN_SHIFT)
69 #define IEEE802154_FC_FRPEND_SHIFT 4
70 #define IEEE802154_FC_FRPEND (1 << IEEE802154_FC_FRPEND_SHIFT)
71 #define IEEE802154_FC_ACK_REQ_SHIFT 5
72 #define IEEE802154_FC_ACK_REQ (1 << IEEE802154_FC_ACK_REQ_SHIFT)
73 #define IEEE802154_FC_INTRA_PAN_SHIFT 6
74 #define IEEE802154_FC_INTRA_PAN (1 << IEEE802154_FC_INTRA_PAN_SHIFT)
75
76 #define IEEE802154_FC_SAMODE_SHIFT 14
77 #define IEEE802154_FC_SAMODE_MASK (3 << IEEE802154_FC_SAMODE_SHIFT)
78 #define IEEE802154_FC_DAMODE_SHIFT 10
79 #define IEEE802154_FC_DAMODE_MASK (3 << IEEE802154_FC_DAMODE_SHIFT)
80
81 #define IEEE802154_FC_VERSION_SHIFT 12
82 #define IEEE802154_FC_VERSION_MASK (3 << IEEE802154_FC_VERSION_SHIFT)
83 #define IEEE802154_FC_VERSION(x) ((x & IEEE802154_FC_VERSION_MASK) >> IEEE802154_FC_VERSION_SHIFT)
84
85 #define IEEE802154_FC_SAMODE(x) \
86 (((x) & IEEE802154_FC_SAMODE_MASK) >> IEEE802154_FC_SAMODE_SHIFT)
87
88 #define IEEE802154_FC_DAMODE(x) \
89 (((x) & IEEE802154_FC_DAMODE_MASK) >> IEEE802154_FC_DAMODE_SHIFT)
90
91 #define IEEE802154_SCF_SECLEVEL_MASK 7
92 #define IEEE802154_SCF_SECLEVEL_SHIFT 0
93 #define IEEE802154_SCF_SECLEVEL(x) (x & IEEE802154_SCF_SECLEVEL_MASK)
94 #define IEEE802154_SCF_KEY_ID_MODE_SHIFT 3
95 #define IEEE802154_SCF_KEY_ID_MODE_MASK (3 << IEEE802154_SCF_KEY_ID_MODE_SHIFT)
96 #define IEEE802154_SCF_KEY_ID_MODE(x) \
97 ((x & IEEE802154_SCF_KEY_ID_MODE_MASK) >> IEEE802154_SCF_KEY_ID_MODE_SHIFT)
98
99 #define IEEE802154_SCF_KEY_IMPLICIT 0
100 #define IEEE802154_SCF_KEY_INDEX 1
101 #define IEEE802154_SCF_KEY_SHORT_INDEX 2
102 #define IEEE802154_SCF_KEY_HW_INDEX 3
103
104 #define IEEE802154_SCF_SECLEVEL_NONE 0
105 #define IEEE802154_SCF_SECLEVEL_MIC32 1
106 #define IEEE802154_SCF_SECLEVEL_MIC64 2
107 #define IEEE802154_SCF_SECLEVEL_MIC128 3
108 #define IEEE802154_SCF_SECLEVEL_ENC 4
109 #define IEEE802154_SCF_SECLEVEL_ENC_MIC32 5
110 #define IEEE802154_SCF_SECLEVEL_ENC_MIC64 6
111 #define IEEE802154_SCF_SECLEVEL_ENC_MIC128 7
112
113
114 #define IEEE802154_MFR_SIZE 2
115
116
117 #define IEEE802154_CMD_ASSOCIATION_REQ 0x01
118 #define IEEE802154_CMD_ASSOCIATION_RESP 0x02
119 #define IEEE802154_CMD_DISASSOCIATION_NOTIFY 0x03
120 #define IEEE802154_CMD_DATA_REQ 0x04
121 #define IEEE802154_CMD_PANID_CONFLICT_NOTIFY 0x05
122 #define IEEE802154_CMD_ORPHAN_NOTIFY 0x06
123 #define IEEE802154_CMD_BEACON_REQ 0x07
124 #define IEEE802154_CMD_COORD_REALIGN_NOTIFY 0x08
125 #define IEEE802154_CMD_GTS_REQ 0x09
126
127
128
129
130 enum {
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136 IEEE802154_SUCCESS = 0x0,
137
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139 IEEE802154_BEACON_LOSS = 0xe0,
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144 IEEE802154_CHNL_ACCESS_FAIL = 0xe1,
145
146 IEEE802154_DENINED = 0xe2,
147
148 IEEE802154_DISABLE_TRX_FAIL = 0xe3,
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153 IEEE802154_FAILED_SECURITY_CHECK = 0xe4,
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158 IEEE802154_FRAME_TOO_LONG = 0xe5,
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163 IEEE802154_INVALID_GTS = 0xe6,
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168 IEEE802154_INVALID_HANDLE = 0xe7,
169
170 IEEE802154_INVALID_PARAMETER = 0xe8,
171
172 IEEE802154_NO_ACK = 0xe9,
173
174 IEEE802154_NO_BEACON = 0xea,
175
176 IEEE802154_NO_DATA = 0xeb,
177
178 IEEE802154_NO_SHORT_ADDRESS = 0xec,
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183 IEEE802154_OUT_OF_CAP = 0xed,
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188 IEEE802154_PANID_CONFLICT = 0xee,
189
190 IEEE802154_REALIGMENT = 0xef,
191
192 IEEE802154_TRANSACTION_EXPIRED = 0xf0,
193
194 IEEE802154_TRANSACTION_OVERFLOW = 0xf1,
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199 IEEE802154_TX_ACTIVE = 0xf2,
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201 IEEE802154_UNAVAILABLE_KEY = 0xf3,
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206 IEEE802154_UNSUPPORTED_ATTR = 0xf4,
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211 IEEE802154_SCAN_IN_PROGRESS = 0xfc,
212 };
213
214
215 #define IEEE802154_FCTL_FTYPE 0x0003
216 #define IEEE802154_FCTL_ACKREQ 0x0020
217 #define IEEE802154_FCTL_SECEN 0x0004
218 #define IEEE802154_FCTL_INTRA_PAN 0x0040
219 #define IEEE802154_FCTL_DADDR 0x0c00
220 #define IEEE802154_FCTL_SADDR 0xc000
221
222 #define IEEE802154_FTYPE_DATA 0x0001
223
224 #define IEEE802154_FCTL_ADDR_NONE 0x0000
225 #define IEEE802154_FCTL_DADDR_SHORT 0x0800
226 #define IEEE802154_FCTL_DADDR_EXTENDED 0x0c00
227 #define IEEE802154_FCTL_SADDR_SHORT 0x8000
228 #define IEEE802154_FCTL_SADDR_EXTENDED 0xc000
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233
234 static inline int ieee802154_is_data(__le16 fc)
235 {
236 return (fc & cpu_to_le16(IEEE802154_FCTL_FTYPE)) ==
237 cpu_to_le16(IEEE802154_FTYPE_DATA);
238 }
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243
244 static inline bool ieee802154_is_secen(__le16 fc)
245 {
246 return fc & cpu_to_le16(IEEE802154_FCTL_SECEN);
247 }
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253 static inline bool ieee802154_is_ackreq(__le16 fc)
254 {
255 return fc & cpu_to_le16(IEEE802154_FCTL_ACKREQ);
256 }
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262 static inline bool ieee802154_is_intra_pan(__le16 fc)
263 {
264 return fc & cpu_to_le16(IEEE802154_FCTL_INTRA_PAN);
265 }
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271 static inline __le16 ieee802154_daddr_mode(__le16 fc)
272 {
273 return fc & cpu_to_le16(IEEE802154_FCTL_DADDR);
274 }
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280 static inline __le16 ieee802154_saddr_mode(__le16 fc)
281 {
282 return fc & cpu_to_le16(IEEE802154_FCTL_SADDR);
283 }
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295 static inline bool ieee802154_is_valid_psdu_len(u8 len)
296 {
297 return (len == IEEE802154_ACK_PSDU_LEN ||
298 (len >= IEEE802154_MIN_PSDU_LEN && len <= IEEE802154_MTU));
299 }
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304
305 static inline bool ieee802154_is_valid_extended_unicast_addr(__le64 addr)
306 {
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310 return ((addr != cpu_to_le64(0x0000000000000000ULL)) &&
311 !(addr & cpu_to_le64(0x0100000000000000ULL)));
312 }
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318 static inline bool ieee802154_is_broadcast_short_addr(__le16 addr)
319 {
320 return (addr == cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST));
321 }
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327 static inline bool ieee802154_is_unspec_short_addr(__le16 addr)
328 {
329 return (addr == cpu_to_le16(IEEE802154_ADDR_SHORT_UNSPEC));
330 }
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336 static inline bool ieee802154_is_valid_src_short_addr(__le16 addr)
337 {
338 return !(ieee802154_is_broadcast_short_addr(addr) ||
339 ieee802154_is_unspec_short_addr(addr));
340 }
341
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345
346 static inline void ieee802154_random_extended_addr(__le64 *addr)
347 {
348 get_random_bytes(addr, IEEE802154_EXTENDED_ADDR_LEN);
349
350
351 ((u8 *)addr)[IEEE802154_EXTENDED_ADDR_LEN - 1] &= ~0x01;
352 ((u8 *)addr)[IEEE802154_EXTENDED_ADDR_LEN - 1] |= 0x02;
353 }
354
355 #endif