1 | /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ |
2 | /* Copyright 2013-2015 Freescale Semiconductor Inc. |
3 | */ |
4 | #ifndef __FSL_DPKG_H_ |
5 | #define __FSL_DPKG_H_ |
6 | |
7 | #include <linux/types.h> |
8 | |
9 | /* Data Path Key Generator API |
10 | * Contains initialization APIs and runtime APIs for the Key Generator |
11 | */ |
12 | |
13 | /** Key Generator properties */ |
14 | |
15 | /** |
16 | * DPKG_NUM_OF_MASKS - Number of masks per key extraction |
17 | */ |
18 | #define DPKG_NUM_OF_MASKS 4 |
19 | |
20 | /** |
21 | * DPKG_MAX_NUM_OF_EXTRACTS - Number of extractions per key profile |
22 | */ |
23 | #define 10 |
24 | |
25 | /** |
26 | * enum dpkg_extract_from_hdr_type - Selecting extraction by header types |
27 | * @DPKG_FROM_HDR: Extract selected bytes from header, by offset |
28 | * @DPKG_FROM_FIELD: Extract selected bytes from header, by offset from field |
29 | * @DPKG_FULL_FIELD: Extract a full field |
30 | */ |
31 | enum { |
32 | DPKG_FROM_HDR = 0, |
33 | DPKG_FROM_FIELD = 1, |
34 | DPKG_FULL_FIELD = 2 |
35 | }; |
36 | |
37 | /** |
38 | * enum dpkg_extract_type - Enumeration for selecting extraction type |
39 | * @DPKG_EXTRACT_FROM_HDR: Extract from the header |
40 | * @DPKG_EXTRACT_FROM_DATA: Extract from data not in specific header |
41 | * @DPKG_EXTRACT_FROM_PARSE: Extract from parser-result; |
42 | * e.g. can be used to extract header existence; |
43 | * please refer to 'Parse Result definition' section in the parser BG |
44 | */ |
45 | enum { |
46 | = 0, |
47 | = 1, |
48 | = 3 |
49 | }; |
50 | |
51 | /** |
52 | * struct dpkg_mask - A structure for defining a single extraction mask |
53 | * @mask: Byte mask for the extracted content |
54 | * @offset: Offset within the extracted content |
55 | */ |
56 | struct dpkg_mask { |
57 | u8 mask; |
58 | u8 offset; |
59 | }; |
60 | |
61 | /* Protocol fields */ |
62 | |
63 | /* Ethernet fields */ |
64 | #define NH_FLD_ETH_DA BIT(0) |
65 | #define NH_FLD_ETH_SA BIT(1) |
66 | #define NH_FLD_ETH_LENGTH BIT(2) |
67 | #define NH_FLD_ETH_TYPE BIT(3) |
68 | #define NH_FLD_ETH_FINAL_CKSUM BIT(4) |
69 | #define NH_FLD_ETH_PADDING BIT(5) |
70 | #define NH_FLD_ETH_ALL_FIELDS (BIT(6) - 1) |
71 | |
72 | /* VLAN fields */ |
73 | #define NH_FLD_VLAN_VPRI BIT(0) |
74 | #define NH_FLD_VLAN_CFI BIT(1) |
75 | #define NH_FLD_VLAN_VID BIT(2) |
76 | #define NH_FLD_VLAN_LENGTH BIT(3) |
77 | #define NH_FLD_VLAN_TYPE BIT(4) |
78 | #define NH_FLD_VLAN_ALL_FIELDS (BIT(5) - 1) |
79 | |
80 | #define NH_FLD_VLAN_TCI (NH_FLD_VLAN_VPRI | \ |
81 | NH_FLD_VLAN_CFI | \ |
82 | NH_FLD_VLAN_VID) |
83 | |
84 | /* IP (generic) fields */ |
85 | #define NH_FLD_IP_VER BIT(0) |
86 | #define NH_FLD_IP_DSCP BIT(2) |
87 | #define NH_FLD_IP_ECN BIT(3) |
88 | #define NH_FLD_IP_PROTO BIT(4) |
89 | #define NH_FLD_IP_SRC BIT(5) |
90 | #define NH_FLD_IP_DST BIT(6) |
91 | #define NH_FLD_IP_TOS_TC BIT(7) |
92 | #define NH_FLD_IP_ID BIT(8) |
93 | #define NH_FLD_IP_ALL_FIELDS (BIT(9) - 1) |
94 | |
95 | /* IPV4 fields */ |
96 | #define NH_FLD_IPV4_VER BIT(0) |
97 | #define NH_FLD_IPV4_HDR_LEN BIT(1) |
98 | #define NH_FLD_IPV4_TOS BIT(2) |
99 | #define NH_FLD_IPV4_TOTAL_LEN BIT(3) |
100 | #define NH_FLD_IPV4_ID BIT(4) |
101 | #define NH_FLD_IPV4_FLAG_D BIT(5) |
102 | #define NH_FLD_IPV4_FLAG_M BIT(6) |
103 | #define NH_FLD_IPV4_OFFSET BIT(7) |
104 | #define NH_FLD_IPV4_TTL BIT(8) |
105 | #define NH_FLD_IPV4_PROTO BIT(9) |
106 | #define NH_FLD_IPV4_CKSUM BIT(10) |
107 | #define NH_FLD_IPV4_SRC_IP BIT(11) |
108 | #define NH_FLD_IPV4_DST_IP BIT(12) |
109 | #define NH_FLD_IPV4_OPTS BIT(13) |
110 | #define NH_FLD_IPV4_OPTS_COUNT BIT(14) |
111 | #define NH_FLD_IPV4_ALL_FIELDS (BIT(15) - 1) |
112 | |
113 | /* IPV6 fields */ |
114 | #define NH_FLD_IPV6_VER BIT(0) |
115 | #define NH_FLD_IPV6_TC BIT(1) |
116 | #define NH_FLD_IPV6_SRC_IP BIT(2) |
117 | #define NH_FLD_IPV6_DST_IP BIT(3) |
118 | #define NH_FLD_IPV6_NEXT_HDR BIT(4) |
119 | #define NH_FLD_IPV6_FL BIT(5) |
120 | #define NH_FLD_IPV6_HOP_LIMIT BIT(6) |
121 | #define NH_FLD_IPV6_ID BIT(7) |
122 | #define NH_FLD_IPV6_ALL_FIELDS (BIT(8) - 1) |
123 | |
124 | /* ICMP fields */ |
125 | #define NH_FLD_ICMP_TYPE BIT(0) |
126 | #define NH_FLD_ICMP_CODE BIT(1) |
127 | #define NH_FLD_ICMP_CKSUM BIT(2) |
128 | #define NH_FLD_ICMP_ID BIT(3) |
129 | #define NH_FLD_ICMP_SQ_NUM BIT(4) |
130 | #define NH_FLD_ICMP_ALL_FIELDS (BIT(5) - 1) |
131 | |
132 | /* IGMP fields */ |
133 | #define NH_FLD_IGMP_VERSION BIT(0) |
134 | #define NH_FLD_IGMP_TYPE BIT(1) |
135 | #define NH_FLD_IGMP_CKSUM BIT(2) |
136 | #define NH_FLD_IGMP_DATA BIT(3) |
137 | #define NH_FLD_IGMP_ALL_FIELDS (BIT(4) - 1) |
138 | |
139 | /* TCP fields */ |
140 | #define NH_FLD_TCP_PORT_SRC BIT(0) |
141 | #define NH_FLD_TCP_PORT_DST BIT(1) |
142 | #define NH_FLD_TCP_SEQ BIT(2) |
143 | #define NH_FLD_TCP_ACK BIT(3) |
144 | #define NH_FLD_TCP_OFFSET BIT(4) |
145 | #define NH_FLD_TCP_FLAGS BIT(5) |
146 | #define NH_FLD_TCP_WINDOW BIT(6) |
147 | #define NH_FLD_TCP_CKSUM BIT(7) |
148 | #define NH_FLD_TCP_URGPTR BIT(8) |
149 | #define NH_FLD_TCP_OPTS BIT(9) |
150 | #define NH_FLD_TCP_OPTS_COUNT BIT(10) |
151 | #define NH_FLD_TCP_ALL_FIELDS (BIT(11) - 1) |
152 | |
153 | /* UDP fields */ |
154 | #define NH_FLD_UDP_PORT_SRC BIT(0) |
155 | #define NH_FLD_UDP_PORT_DST BIT(1) |
156 | #define NH_FLD_UDP_LEN BIT(2) |
157 | #define NH_FLD_UDP_CKSUM BIT(3) |
158 | #define NH_FLD_UDP_ALL_FIELDS (BIT(4) - 1) |
159 | |
160 | /* UDP-lite fields */ |
161 | #define NH_FLD_UDP_LITE_PORT_SRC BIT(0) |
162 | #define NH_FLD_UDP_LITE_PORT_DST BIT(1) |
163 | #define NH_FLD_UDP_LITE_ALL_FIELDS (BIT(2) - 1) |
164 | |
165 | /* UDP-encap-ESP fields */ |
166 | #define NH_FLD_UDP_ENC_ESP_PORT_SRC BIT(0) |
167 | #define NH_FLD_UDP_ENC_ESP_PORT_DST BIT(1) |
168 | #define NH_FLD_UDP_ENC_ESP_LEN BIT(2) |
169 | #define NH_FLD_UDP_ENC_ESP_CKSUM BIT(3) |
170 | #define NH_FLD_UDP_ENC_ESP_SPI BIT(4) |
171 | #define NH_FLD_UDP_ENC_ESP_SEQUENCE_NUM BIT(5) |
172 | #define NH_FLD_UDP_ENC_ESP_ALL_FIELDS (BIT(6) - 1) |
173 | |
174 | /* SCTP fields */ |
175 | #define NH_FLD_SCTP_PORT_SRC BIT(0) |
176 | #define NH_FLD_SCTP_PORT_DST BIT(1) |
177 | #define NH_FLD_SCTP_VER_TAG BIT(2) |
178 | #define NH_FLD_SCTP_CKSUM BIT(3) |
179 | #define NH_FLD_SCTP_ALL_FIELDS (BIT(4) - 1) |
180 | |
181 | /* DCCP fields */ |
182 | #define NH_FLD_DCCP_PORT_SRC BIT(0) |
183 | #define NH_FLD_DCCP_PORT_DST BIT(1) |
184 | #define NH_FLD_DCCP_ALL_FIELDS (BIT(2) - 1) |
185 | |
186 | /* IPHC fields */ |
187 | #define NH_FLD_IPHC_CID BIT(0) |
188 | #define NH_FLD_IPHC_CID_TYPE BIT(1) |
189 | #define NH_FLD_IPHC_HCINDEX BIT(2) |
190 | #define NH_FLD_IPHC_GEN BIT(3) |
191 | #define NH_FLD_IPHC_D_BIT BIT(4) |
192 | #define NH_FLD_IPHC_ALL_FIELDS (BIT(5) - 1) |
193 | |
194 | /* SCTP fields */ |
195 | #define NH_FLD_SCTP_CHUNK_DATA_TYPE BIT(0) |
196 | #define NH_FLD_SCTP_CHUNK_DATA_FLAGS BIT(1) |
197 | #define NH_FLD_SCTP_CHUNK_DATA_LENGTH BIT(2) |
198 | #define NH_FLD_SCTP_CHUNK_DATA_TSN BIT(3) |
199 | #define NH_FLD_SCTP_CHUNK_DATA_STREAM_ID BIT(4) |
200 | #define NH_FLD_SCTP_CHUNK_DATA_STREAM_SQN BIT(5) |
201 | #define NH_FLD_SCTP_CHUNK_DATA_PAYLOAD_PID BIT(6) |
202 | #define NH_FLD_SCTP_CHUNK_DATA_UNORDERED BIT(7) |
203 | #define NH_FLD_SCTP_CHUNK_DATA_BEGGINING BIT(8) |
204 | #define NH_FLD_SCTP_CHUNK_DATA_END BIT(9) |
205 | #define NH_FLD_SCTP_CHUNK_DATA_ALL_FIELDS (BIT(10) - 1) |
206 | |
207 | /* L2TPV2 fields */ |
208 | #define NH_FLD_L2TPV2_TYPE_BIT BIT(0) |
209 | #define NH_FLD_L2TPV2_LENGTH_BIT BIT(1) |
210 | #define NH_FLD_L2TPV2_SEQUENCE_BIT BIT(2) |
211 | #define NH_FLD_L2TPV2_OFFSET_BIT BIT(3) |
212 | #define NH_FLD_L2TPV2_PRIORITY_BIT BIT(4) |
213 | #define NH_FLD_L2TPV2_VERSION BIT(5) |
214 | #define NH_FLD_L2TPV2_LEN BIT(6) |
215 | #define NH_FLD_L2TPV2_TUNNEL_ID BIT(7) |
216 | #define NH_FLD_L2TPV2_SESSION_ID BIT(8) |
217 | #define NH_FLD_L2TPV2_NS BIT(9) |
218 | #define NH_FLD_L2TPV2_NR BIT(10) |
219 | #define NH_FLD_L2TPV2_OFFSET_SIZE BIT(11) |
220 | #define NH_FLD_L2TPV2_FIRST_BYTE BIT(12) |
221 | #define NH_FLD_L2TPV2_ALL_FIELDS (BIT(13) - 1) |
222 | |
223 | /* L2TPV3 fields */ |
224 | #define NH_FLD_L2TPV3_CTRL_TYPE_BIT BIT(0) |
225 | #define NH_FLD_L2TPV3_CTRL_LENGTH_BIT BIT(1) |
226 | #define NH_FLD_L2TPV3_CTRL_SEQUENCE_BIT BIT(2) |
227 | #define NH_FLD_L2TPV3_CTRL_VERSION BIT(3) |
228 | #define NH_FLD_L2TPV3_CTRL_LENGTH BIT(4) |
229 | #define NH_FLD_L2TPV3_CTRL_CONTROL BIT(5) |
230 | #define NH_FLD_L2TPV3_CTRL_SENT BIT(6) |
231 | #define NH_FLD_L2TPV3_CTRL_RECV BIT(7) |
232 | #define NH_FLD_L2TPV3_CTRL_FIRST_BYTE BIT(8) |
233 | #define NH_FLD_L2TPV3_CTRL_ALL_FIELDS (BIT(9) - 1) |
234 | |
235 | #define NH_FLD_L2TPV3_SESS_TYPE_BIT BIT(0) |
236 | #define NH_FLD_L2TPV3_SESS_VERSION BIT(1) |
237 | #define NH_FLD_L2TPV3_SESS_ID BIT(2) |
238 | #define NH_FLD_L2TPV3_SESS_COOKIE BIT(3) |
239 | #define NH_FLD_L2TPV3_SESS_ALL_FIELDS (BIT(4) - 1) |
240 | |
241 | /* PPP fields */ |
242 | #define NH_FLD_PPP_PID BIT(0) |
243 | #define NH_FLD_PPP_COMPRESSED BIT(1) |
244 | #define NH_FLD_PPP_ALL_FIELDS (BIT(2) - 1) |
245 | |
246 | /* PPPoE fields */ |
247 | #define NH_FLD_PPPOE_VER BIT(0) |
248 | #define NH_FLD_PPPOE_TYPE BIT(1) |
249 | #define NH_FLD_PPPOE_CODE BIT(2) |
250 | #define NH_FLD_PPPOE_SID BIT(3) |
251 | #define NH_FLD_PPPOE_LEN BIT(4) |
252 | #define NH_FLD_PPPOE_SESSION BIT(5) |
253 | #define NH_FLD_PPPOE_PID BIT(6) |
254 | #define NH_FLD_PPPOE_ALL_FIELDS (BIT(7) - 1) |
255 | |
256 | /* PPP-Mux fields */ |
257 | #define NH_FLD_PPPMUX_PID BIT(0) |
258 | #define NH_FLD_PPPMUX_CKSUM BIT(1) |
259 | #define NH_FLD_PPPMUX_COMPRESSED BIT(2) |
260 | #define NH_FLD_PPPMUX_ALL_FIELDS (BIT(3) - 1) |
261 | |
262 | /* PPP-Mux sub-frame fields */ |
263 | #define NH_FLD_PPPMUX_SUBFRM_PFF BIT(0) |
264 | #define NH_FLD_PPPMUX_SUBFRM_LXT BIT(1) |
265 | #define NH_FLD_PPPMUX_SUBFRM_LEN BIT(2) |
266 | #define NH_FLD_PPPMUX_SUBFRM_PID BIT(3) |
267 | #define NH_FLD_PPPMUX_SUBFRM_USE_PID BIT(4) |
268 | #define NH_FLD_PPPMUX_SUBFRM_ALL_FIELDS (BIT(5) - 1) |
269 | |
270 | /* LLC fields */ |
271 | #define NH_FLD_LLC_DSAP BIT(0) |
272 | #define NH_FLD_LLC_SSAP BIT(1) |
273 | #define NH_FLD_LLC_CTRL BIT(2) |
274 | #define NH_FLD_LLC_ALL_FIELDS (BIT(3) - 1) |
275 | |
276 | /* NLPID fields */ |
277 | #define NH_FLD_NLPID_NLPID BIT(0) |
278 | #define NH_FLD_NLPID_ALL_FIELDS (BIT(1) - 1) |
279 | |
280 | /* SNAP fields */ |
281 | #define NH_FLD_SNAP_OUI BIT(0) |
282 | #define NH_FLD_SNAP_PID BIT(1) |
283 | #define NH_FLD_SNAP_ALL_FIELDS (BIT(2) - 1) |
284 | |
285 | /* LLC SNAP fields */ |
286 | #define NH_FLD_LLC_SNAP_TYPE BIT(0) |
287 | #define NH_FLD_LLC_SNAP_ALL_FIELDS (BIT(1) - 1) |
288 | |
289 | /* ARP fields */ |
290 | #define NH_FLD_ARP_HTYPE BIT(0) |
291 | #define NH_FLD_ARP_PTYPE BIT(1) |
292 | #define NH_FLD_ARP_HLEN BIT(2) |
293 | #define NH_FLD_ARP_PLEN BIT(3) |
294 | #define NH_FLD_ARP_OPER BIT(4) |
295 | #define NH_FLD_ARP_SHA BIT(5) |
296 | #define NH_FLD_ARP_SPA BIT(6) |
297 | #define NH_FLD_ARP_THA BIT(7) |
298 | #define NH_FLD_ARP_TPA BIT(8) |
299 | #define NH_FLD_ARP_ALL_FIELDS (BIT(9) - 1) |
300 | |
301 | /* RFC2684 fields */ |
302 | #define NH_FLD_RFC2684_LLC BIT(0) |
303 | #define NH_FLD_RFC2684_NLPID BIT(1) |
304 | #define NH_FLD_RFC2684_OUI BIT(2) |
305 | #define NH_FLD_RFC2684_PID BIT(3) |
306 | #define NH_FLD_RFC2684_VPN_OUI BIT(4) |
307 | #define NH_FLD_RFC2684_VPN_IDX BIT(5) |
308 | #define NH_FLD_RFC2684_ALL_FIELDS (BIT(6) - 1) |
309 | |
310 | /* User defined fields */ |
311 | #define NH_FLD_USER_DEFINED_SRCPORT BIT(0) |
312 | #define NH_FLD_USER_DEFINED_PCDID BIT(1) |
313 | #define NH_FLD_USER_DEFINED_ALL_FIELDS (BIT(2) - 1) |
314 | |
315 | /* Payload fields */ |
316 | #define NH_FLD_PAYLOAD_BUFFER BIT(0) |
317 | #define NH_FLD_PAYLOAD_SIZE BIT(1) |
318 | #define NH_FLD_MAX_FRM_SIZE BIT(2) |
319 | #define NH_FLD_MIN_FRM_SIZE BIT(3) |
320 | #define NH_FLD_PAYLOAD_TYPE BIT(4) |
321 | #define NH_FLD_FRAME_SIZE BIT(5) |
322 | #define NH_FLD_PAYLOAD_ALL_FIELDS (BIT(6) - 1) |
323 | |
324 | /* GRE fields */ |
325 | #define NH_FLD_GRE_TYPE BIT(0) |
326 | #define NH_FLD_GRE_ALL_FIELDS (BIT(1) - 1) |
327 | |
328 | /* MINENCAP fields */ |
329 | #define NH_FLD_MINENCAP_SRC_IP BIT(0) |
330 | #define NH_FLD_MINENCAP_DST_IP BIT(1) |
331 | #define NH_FLD_MINENCAP_TYPE BIT(2) |
332 | #define NH_FLD_MINENCAP_ALL_FIELDS (BIT(3) - 1) |
333 | |
334 | /* IPSEC AH fields */ |
335 | #define NH_FLD_IPSEC_AH_SPI BIT(0) |
336 | #define NH_FLD_IPSEC_AH_NH BIT(1) |
337 | #define NH_FLD_IPSEC_AH_ALL_FIELDS (BIT(2) - 1) |
338 | |
339 | /* IPSEC ESP fields */ |
340 | #define NH_FLD_IPSEC_ESP_SPI BIT(0) |
341 | #define NH_FLD_IPSEC_ESP_SEQUENCE_NUM BIT(1) |
342 | #define NH_FLD_IPSEC_ESP_ALL_FIELDS (BIT(2) - 1) |
343 | |
344 | /* MPLS fields */ |
345 | #define NH_FLD_MPLS_LABEL_STACK BIT(0) |
346 | #define NH_FLD_MPLS_LABEL_STACK_ALL_FIELDS (BIT(1) - 1) |
347 | |
348 | /* MACSEC fields */ |
349 | #define NH_FLD_MACSEC_SECTAG BIT(0) |
350 | #define NH_FLD_MACSEC_ALL_FIELDS (BIT(1) - 1) |
351 | |
352 | /* GTP fields */ |
353 | #define NH_FLD_GTP_TEID BIT(0) |
354 | |
355 | /* Supported protocols */ |
356 | enum net_prot { |
357 | NET_PROT_NONE = 0, |
358 | NET_PROT_PAYLOAD, |
359 | NET_PROT_ETH, |
360 | NET_PROT_VLAN, |
361 | NET_PROT_IPV4, |
362 | NET_PROT_IPV6, |
363 | NET_PROT_IP, |
364 | NET_PROT_TCP, |
365 | NET_PROT_UDP, |
366 | NET_PROT_UDP_LITE, |
367 | NET_PROT_IPHC, |
368 | NET_PROT_SCTP, |
369 | NET_PROT_SCTP_CHUNK_DATA, |
370 | NET_PROT_PPPOE, |
371 | NET_PROT_PPP, |
372 | NET_PROT_PPPMUX, |
373 | NET_PROT_PPPMUX_SUBFRM, |
374 | NET_PROT_L2TPV2, |
375 | NET_PROT_L2TPV3_CTRL, |
376 | NET_PROT_L2TPV3_SESS, |
377 | NET_PROT_LLC, |
378 | NET_PROT_LLC_SNAP, |
379 | NET_PROT_NLPID, |
380 | NET_PROT_SNAP, |
381 | NET_PROT_MPLS, |
382 | NET_PROT_IPSEC_AH, |
383 | NET_PROT_IPSEC_ESP, |
384 | NET_PROT_UDP_ENC_ESP, /* RFC 3948 */ |
385 | NET_PROT_MACSEC, |
386 | NET_PROT_GRE, |
387 | NET_PROT_MINENCAP, |
388 | NET_PROT_DCCP, |
389 | NET_PROT_ICMP, |
390 | NET_PROT_IGMP, |
391 | NET_PROT_ARP, |
392 | NET_PROT_CAPWAP_DATA, |
393 | NET_PROT_CAPWAP_CTRL, |
394 | NET_PROT_RFC2684, |
395 | NET_PROT_ICMPV6, |
396 | NET_PROT_FCOE, |
397 | NET_PROT_FIP, |
398 | NET_PROT_ISCSI, |
399 | NET_PROT_GTP, |
400 | NET_PROT_USER_DEFINED_L2, |
401 | NET_PROT_USER_DEFINED_L3, |
402 | NET_PROT_USER_DEFINED_L4, |
403 | NET_PROT_USER_DEFINED_L5, |
404 | NET_PROT_USER_DEFINED_SHIM1, |
405 | NET_PROT_USER_DEFINED_SHIM2, |
406 | |
407 | NET_PROT_DUMMY_LAST |
408 | }; |
409 | |
410 | /** |
411 | * struct dpkg_extract - A structure for defining a single extraction |
412 | * @type: Determines how the union below is interpreted: |
413 | * DPKG_EXTRACT_FROM_HDR: selects 'from_hdr'; |
414 | * DPKG_EXTRACT_FROM_DATA: selects 'from_data'; |
415 | * DPKG_EXTRACT_FROM_PARSE: selects 'from_parse' |
416 | * @extract: Selects extraction method |
417 | * @extract.from_hdr: Used when 'type = DPKG_EXTRACT_FROM_HDR' |
418 | * @extract.from_data: Used when 'type = DPKG_EXTRACT_FROM_DATA' |
419 | * @extract.from_parse: Used when 'type = DPKG_EXTRACT_FROM_PARSE' |
420 | * @extract.from_hdr.prot: Any of the supported headers |
421 | * @extract.from_hdr.type: Defines the type of header extraction: |
422 | * DPKG_FROM_HDR: use size & offset below; |
423 | * DPKG_FROM_FIELD: use field, size and offset below; |
424 | * DPKG_FULL_FIELD: use field below |
425 | * @extract.from_hdr.field: One of the supported fields (NH_FLD_) |
426 | * @extract.from_hdr.size: Size in bytes |
427 | * @extract.from_hdr.offset: Byte offset |
428 | * @extract.from_hdr.hdr_index: Clear for cases not listed below; |
429 | * Used for protocols that may have more than a single |
430 | * header, 0 indicates an outer header; |
431 | * Supported protocols (possible values): |
432 | * NET_PROT_VLAN (0, HDR_INDEX_LAST); |
433 | * NET_PROT_MPLS (0, 1, HDR_INDEX_LAST); |
434 | * NET_PROT_IP(0, HDR_INDEX_LAST); |
435 | * NET_PROT_IPv4(0, HDR_INDEX_LAST); |
436 | * NET_PROT_IPv6(0, HDR_INDEX_LAST); |
437 | * @extract.from_data.size: Size in bytes |
438 | * @extract.from_data.offset: Byte offset |
439 | * @extract.from_parse.size: Size in bytes |
440 | * @extract.from_parse.offset: Byte offset |
441 | * @num_of_byte_masks: Defines the number of valid entries in the array below; |
442 | * This is also the number of bytes to be used as masks |
443 | * @masks: Masks parameters |
444 | */ |
445 | struct { |
446 | enum dpkg_extract_type ; |
447 | union { |
448 | struct { |
449 | enum net_prot ; |
450 | enum dpkg_extract_from_hdr_type ; |
451 | u32 ; |
452 | u8 ; |
453 | u8 ; |
454 | u8 ; |
455 | } ; |
456 | struct { |
457 | u8 ; |
458 | u8 ; |
459 | } ; |
460 | struct { |
461 | u8 ; |
462 | u8 ; |
463 | } ; |
464 | } ; |
465 | |
466 | u8 ; |
467 | struct dpkg_mask [DPKG_NUM_OF_MASKS]; |
468 | }; |
469 | |
470 | /** |
471 | * struct dpkg_profile_cfg - A structure for defining a full Key Generation |
472 | * profile (rule) |
473 | * @num_extracts: Defines the number of valid entries in the array below |
474 | * @extracts: Array of required extractions |
475 | */ |
476 | struct dpkg_profile_cfg { |
477 | u8 ; |
478 | struct dpkg_extract [DPKG_MAX_NUM_OF_EXTRACTS]; |
479 | }; |
480 | |
481 | #endif /* __FSL_DPKG_H_ */ |
482 | |