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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
a23d80e0 HA |
2 | /* |
3 | * CAAM Protocol Data Block (PDB) definition header file | |
4 | * | |
8c419778 | 5 | * Copyright 2008-2016 Freescale Semiconductor, Inc. |
a23d80e0 HA |
6 | * |
7 | */ | |
8 | ||
9 | #ifndef CAAM_PDB_H | |
10 | #define CAAM_PDB_H | |
8c419778 | 11 | #include "compat.h" |
a23d80e0 HA |
12 | |
13 | /* | |
14 | * PDB- IPSec ESP Header Modification Options | |
15 | */ | |
261ea058 HG |
16 | #define PDBHMO_ESP_DECAP_SHIFT 28 |
17 | #define PDBHMO_ESP_ENCAP_SHIFT 28 | |
a23d80e0 HA |
18 | /* |
19 | * Encap and Decap - Decrement TTL (Hop Limit) - Based on the value of the | |
20 | * Options Byte IP version (IPvsn) field: | |
21 | * if IPv4, decrement the inner IP header TTL field (byte 8); | |
22 | * if IPv6 decrement the inner IP header Hop Limit field (byte 7). | |
23 | */ | |
24 | #define PDBHMO_ESP_DECAP_DEC_TTL (0x02 << PDBHMO_ESP_DECAP_SHIFT) | |
25 | #define PDBHMO_ESP_ENCAP_DEC_TTL (0x02 << PDBHMO_ESP_ENCAP_SHIFT) | |
26 | /* | |
27 | * Decap - DiffServ Copy - Copy the IPv4 TOS or IPv6 Traffic Class byte | |
28 | * from the outer IP header to the inner IP header. | |
29 | */ | |
30 | #define PDBHMO_ESP_DIFFSERV (0x01 << PDBHMO_ESP_DECAP_SHIFT) | |
31 | /* | |
32 | * Encap- Copy DF bit -if an IPv4 tunnel mode outer IP header is coming from | |
33 | * the PDB, copy the DF bit from the inner IP header to the outer IP header. | |
34 | */ | |
35 | #define PDBHMO_ESP_DFBIT (0x04 << PDBHMO_ESP_ENCAP_SHIFT) | |
36 | ||
261ea058 HG |
37 | #define PDBNH_ESP_ENCAP_SHIFT 16 |
38 | #define PDBNH_ESP_ENCAP_MASK (0xff << PDBNH_ESP_ENCAP_SHIFT) | |
39 | ||
40 | #define PDBHDRLEN_ESP_DECAP_SHIFT 16 | |
41 | #define PDBHDRLEN_MASK (0x0fff << PDBHDRLEN_ESP_DECAP_SHIFT) | |
42 | ||
43 | #define PDB_NH_OFFSET_SHIFT 8 | |
44 | #define PDB_NH_OFFSET_MASK (0xff << PDB_NH_OFFSET_SHIFT) | |
45 | ||
a23d80e0 HA |
46 | /* |
47 | * PDB - IPSec ESP Encap/Decap Options | |
48 | */ | |
49 | #define PDBOPTS_ESP_ARSNONE 0x00 /* no antireplay window */ | |
50 | #define PDBOPTS_ESP_ARS32 0x40 /* 32-entry antireplay window */ | |
261ea058 | 51 | #define PDBOPTS_ESP_ARS128 0x80 /* 128-entry antireplay window */ |
a23d80e0 | 52 | #define PDBOPTS_ESP_ARS64 0xc0 /* 64-entry antireplay window */ |
261ea058 | 53 | #define PDBOPTS_ESP_ARS_MASK 0xc0 /* antireplay window mask */ |
a23d80e0 HA |
54 | #define PDBOPTS_ESP_IVSRC 0x20 /* IV comes from internal random gen */ |
55 | #define PDBOPTS_ESP_ESN 0x10 /* extended sequence included */ | |
56 | #define PDBOPTS_ESP_OUTFMT 0x08 /* output only decapsulation (decap) */ | |
57 | #define PDBOPTS_ESP_IPHDRSRC 0x08 /* IP header comes from PDB (encap) */ | |
58 | #define PDBOPTS_ESP_INCIPHDR 0x04 /* Prepend IP header to output frame */ | |
59 | #define PDBOPTS_ESP_IPVSN 0x02 /* process IPv6 header */ | |
da64e358 | 60 | #define PDBOPTS_ESP_AOFL 0x04 /* adjust out frame len (decap, SEC>=5.3)*/ |
a23d80e0 HA |
61 | #define PDBOPTS_ESP_TUNNEL 0x01 /* tunnel mode next-header byte */ |
62 | #define PDBOPTS_ESP_IPV6 0x02 /* ip header version is V6 */ | |
63 | #define PDBOPTS_ESP_DIFFSERV 0x40 /* copy TOS/TC from inner iphdr */ | |
64 | #define PDBOPTS_ESP_UPDATE_CSUM 0x80 /* encap-update ip header checksum */ | |
65 | #define PDBOPTS_ESP_VERIFY_CSUM 0x20 /* decap-validate ip header checksum */ | |
66 | ||
67 | /* | |
68 | * General IPSec encap/decap PDB definitions | |
69 | */ | |
261ea058 HG |
70 | |
71 | /** | |
72 | * ipsec_encap_cbc - PDB part for IPsec CBC encapsulation | |
73 | * @iv: 16-byte array initialization vector | |
74 | */ | |
a23d80e0 | 75 | struct ipsec_encap_cbc { |
261ea058 | 76 | u8 iv[16]; |
a23d80e0 HA |
77 | }; |
78 | ||
261ea058 HG |
79 | /** |
80 | * ipsec_encap_ctr - PDB part for IPsec CTR encapsulation | |
81 | * @ctr_nonce: 4-byte array nonce | |
82 | * @ctr_initial: initial count constant | |
83 | * @iv: initialization vector | |
84 | */ | |
a23d80e0 | 85 | struct ipsec_encap_ctr { |
261ea058 | 86 | u8 ctr_nonce[4]; |
a23d80e0 | 87 | u32 ctr_initial; |
261ea058 | 88 | u64 iv; |
a23d80e0 HA |
89 | }; |
90 | ||
261ea058 HG |
91 | /** |
92 | * ipsec_encap_ccm - PDB part for IPsec CCM encapsulation | |
93 | * @salt: 3-byte array salt (lower 24 bits) | |
94 | * @ccm_opt: CCM algorithm options - MSB-LSB description: | |
95 | * b0_flags (8b) - CCM B0; use 0x5B for 8-byte ICV, 0x6B for 12-byte ICV, | |
96 | * 0x7B for 16-byte ICV (cf. RFC4309, RFC3610) | |
97 | * ctr_flags (8b) - counter flags; constant equal to 0x3 | |
98 | * ctr_initial (16b) - initial count constant | |
99 | * @iv: initialization vector | |
100 | */ | |
a23d80e0 | 101 | struct ipsec_encap_ccm { |
261ea058 HG |
102 | u8 salt[4]; |
103 | u32 ccm_opt; | |
104 | u64 iv; | |
a23d80e0 HA |
105 | }; |
106 | ||
261ea058 HG |
107 | /** |
108 | * ipsec_encap_gcm - PDB part for IPsec GCM encapsulation | |
109 | * @salt: 3-byte array salt (lower 24 bits) | |
110 | * @rsvd: reserved, do not use | |
111 | * @iv: initialization vector | |
112 | */ | |
a23d80e0 | 113 | struct ipsec_encap_gcm { |
261ea058 | 114 | u8 salt[4]; |
a23d80e0 | 115 | u32 rsvd1; |
261ea058 | 116 | u64 iv; |
a23d80e0 HA |
117 | }; |
118 | ||
261ea058 HG |
119 | /** |
120 | * ipsec_encap_pdb - PDB for IPsec encapsulation | |
121 | * @options: MSB-LSB description | |
122 | * hmo (header manipulation options) - 4b | |
123 | * reserved - 4b | |
124 | * next header - 8b | |
125 | * next header offset - 8b | |
126 | * option flags (depend on selected algorithm) - 8b | |
127 | * @seq_num_ext_hi: (optional) IPsec Extended Sequence Number (ESN) | |
128 | * @seq_num: IPsec sequence number | |
129 | * @spi: IPsec SPI (Security Parameters Index) | |
130 | * @ip_hdr_len: optional IP Header length (in bytes) | |
131 | * reserved - 16b | |
132 | * Opt. IP Hdr Len - 16b | |
133 | * @ip_hdr: optional IP Header content | |
134 | */ | |
a23d80e0 | 135 | struct ipsec_encap_pdb { |
261ea058 | 136 | u32 options; |
a23d80e0 HA |
137 | u32 seq_num_ext_hi; |
138 | u32 seq_num; | |
139 | union { | |
140 | struct ipsec_encap_cbc cbc; | |
141 | struct ipsec_encap_ctr ctr; | |
142 | struct ipsec_encap_ccm ccm; | |
143 | struct ipsec_encap_gcm gcm; | |
144 | }; | |
145 | u32 spi; | |
261ea058 HG |
146 | u32 ip_hdr_len; |
147 | u32 ip_hdr[0]; | |
a23d80e0 HA |
148 | }; |
149 | ||
261ea058 HG |
150 | /** |
151 | * ipsec_decap_cbc - PDB part for IPsec CBC decapsulation | |
152 | * @rsvd: reserved, do not use | |
153 | */ | |
a23d80e0 HA |
154 | struct ipsec_decap_cbc { |
155 | u32 rsvd[2]; | |
156 | }; | |
157 | ||
261ea058 HG |
158 | /** |
159 | * ipsec_decap_ctr - PDB part for IPsec CTR decapsulation | |
160 | * @ctr_nonce: 4-byte array nonce | |
161 | * @ctr_initial: initial count constant | |
162 | */ | |
a23d80e0 | 163 | struct ipsec_decap_ctr { |
261ea058 | 164 | u8 ctr_nonce[4]; |
a23d80e0 HA |
165 | u32 ctr_initial; |
166 | }; | |
167 | ||
261ea058 HG |
168 | /** |
169 | * ipsec_decap_ccm - PDB part for IPsec CCM decapsulation | |
170 | * @salt: 3-byte salt (lower 24 bits) | |
171 | * @ccm_opt: CCM algorithm options - MSB-LSB description: | |
172 | * b0_flags (8b) - CCM B0; use 0x5B for 8-byte ICV, 0x6B for 12-byte ICV, | |
173 | * 0x7B for 16-byte ICV (cf. RFC4309, RFC3610) | |
174 | * ctr_flags (8b) - counter flags; constant equal to 0x3 | |
175 | * ctr_initial (16b) - initial count constant | |
176 | */ | |
a23d80e0 | 177 | struct ipsec_decap_ccm { |
261ea058 HG |
178 | u8 salt[4]; |
179 | u32 ccm_opt; | |
a23d80e0 HA |
180 | }; |
181 | ||
261ea058 HG |
182 | /** |
183 | * ipsec_decap_gcm - PDB part for IPsec GCN decapsulation | |
184 | * @salt: 4-byte salt | |
185 | * @rsvd: reserved, do not use | |
186 | */ | |
a23d80e0 | 187 | struct ipsec_decap_gcm { |
261ea058 | 188 | u8 salt[4]; |
a23d80e0 HA |
189 | u32 resvd; |
190 | }; | |
191 | ||
261ea058 HG |
192 | /** |
193 | * ipsec_decap_pdb - PDB for IPsec decapsulation | |
194 | * @options: MSB-LSB description | |
195 | * hmo (header manipulation options) - 4b | |
196 | * IP header length - 12b | |
197 | * next header offset - 8b | |
198 | * option flags (depend on selected algorithm) - 8b | |
199 | * @seq_num_ext_hi: (optional) IPsec Extended Sequence Number (ESN) | |
200 | * @seq_num: IPsec sequence number | |
201 | * @anti_replay: Anti-replay window; size depends on ARS (option flags) | |
202 | */ | |
a23d80e0 | 203 | struct ipsec_decap_pdb { |
261ea058 | 204 | u32 options; |
a23d80e0 HA |
205 | union { |
206 | struct ipsec_decap_cbc cbc; | |
207 | struct ipsec_decap_ctr ctr; | |
208 | struct ipsec_decap_ccm ccm; | |
209 | struct ipsec_decap_gcm gcm; | |
210 | }; | |
211 | u32 seq_num_ext_hi; | |
212 | u32 seq_num; | |
261ea058 | 213 | __be32 anti_replay[4]; |
a23d80e0 HA |
214 | }; |
215 | ||
216 | /* | |
217 | * IPSec ESP Datapath Protocol Override Register (DPOVRD) | |
218 | */ | |
219 | struct ipsec_deco_dpovrd { | |
220 | #define IPSEC_ENCAP_DECO_DPOVRD_USE 0x80 | |
221 | u8 ovrd_ecn; | |
222 | u8 ip_hdr_len; | |
223 | u8 nh_offset; | |
224 | u8 next_header; /* reserved if decap */ | |
225 | }; | |
226 | ||
227 | /* | |
228 | * IEEE 802.11i WiFi Protocol Data Block | |
229 | */ | |
230 | #define WIFI_PDBOPTS_FCS 0x01 | |
231 | #define WIFI_PDBOPTS_AR 0x40 | |
232 | ||
233 | struct wifi_encap_pdb { | |
234 | u16 mac_hdr_len; | |
235 | u8 rsvd; | |
236 | u8 options; | |
237 | u8 iv_flags; | |
238 | u8 pri; | |
239 | u16 pn1; | |
240 | u32 pn2; | |
241 | u16 frm_ctrl_mask; | |
242 | u16 seq_ctrl_mask; | |
243 | u8 rsvd1[2]; | |
244 | u8 cnst; | |
245 | u8 key_id; | |
246 | u8 ctr_flags; | |
247 | u8 rsvd2; | |
248 | u16 ctr_init; | |
249 | }; | |
250 | ||
251 | struct wifi_decap_pdb { | |
252 | u16 mac_hdr_len; | |
253 | u8 rsvd; | |
254 | u8 options; | |
255 | u8 iv_flags; | |
256 | u8 pri; | |
257 | u16 pn1; | |
258 | u32 pn2; | |
259 | u16 frm_ctrl_mask; | |
260 | u16 seq_ctrl_mask; | |
261 | u8 rsvd1[4]; | |
262 | u8 ctr_flags; | |
263 | u8 rsvd2; | |
264 | u16 ctr_init; | |
265 | }; | |
266 | ||
267 | /* | |
268 | * IEEE 802.16 WiMAX Protocol Data Block | |
269 | */ | |
270 | #define WIMAX_PDBOPTS_FCS 0x01 | |
271 | #define WIMAX_PDBOPTS_AR 0x40 /* decap only */ | |
272 | ||
273 | struct wimax_encap_pdb { | |
274 | u8 rsvd[3]; | |
275 | u8 options; | |
276 | u32 nonce; | |
277 | u8 b0_flags; | |
278 | u8 ctr_flags; | |
279 | u16 ctr_init; | |
280 | /* begin DECO writeback region */ | |
281 | u32 pn; | |
282 | /* end DECO writeback region */ | |
283 | }; | |
284 | ||
285 | struct wimax_decap_pdb { | |
286 | u8 rsvd[3]; | |
287 | u8 options; | |
288 | u32 nonce; | |
289 | u8 iv_flags; | |
290 | u8 ctr_flags; | |
291 | u16 ctr_init; | |
292 | /* begin DECO writeback region */ | |
293 | u32 pn; | |
294 | u8 rsvd1[2]; | |
295 | u16 antireplay_len; | |
296 | u64 antireplay_scorecard; | |
297 | /* end DECO writeback region */ | |
298 | }; | |
299 | ||
300 | /* | |
301 | * IEEE 801.AE MacSEC Protocol Data Block | |
302 | */ | |
303 | #define MACSEC_PDBOPTS_FCS 0x01 | |
304 | #define MACSEC_PDBOPTS_AR 0x40 /* used in decap only */ | |
305 | ||
306 | struct macsec_encap_pdb { | |
307 | u16 aad_len; | |
308 | u8 rsvd; | |
309 | u8 options; | |
310 | u64 sci; | |
311 | u16 ethertype; | |
312 | u8 tci_an; | |
313 | u8 rsvd1; | |
314 | /* begin DECO writeback region */ | |
315 | u32 pn; | |
316 | /* end DECO writeback region */ | |
317 | }; | |
318 | ||
319 | struct macsec_decap_pdb { | |
320 | u16 aad_len; | |
321 | u8 rsvd; | |
322 | u8 options; | |
323 | u64 sci; | |
324 | u8 rsvd1[3]; | |
325 | /* begin DECO writeback region */ | |
326 | u8 antireplay_len; | |
327 | u32 pn; | |
328 | u64 antireplay_scorecard; | |
329 | /* end DECO writeback region */ | |
330 | }; | |
331 | ||
332 | /* | |
333 | * SSL/TLS/DTLS Protocol Data Blocks | |
334 | */ | |
335 | ||
336 | #define TLS_PDBOPTS_ARS32 0x40 | |
337 | #define TLS_PDBOPTS_ARS64 0xc0 | |
338 | #define TLS_PDBOPTS_OUTFMT 0x08 | |
339 | #define TLS_PDBOPTS_IV_WRTBK 0x02 /* 1.1/1.2/DTLS only */ | |
340 | #define TLS_PDBOPTS_EXP_RND_IV 0x01 /* 1.1/1.2/DTLS only */ | |
341 | ||
342 | struct tls_block_encap_pdb { | |
343 | u8 type; | |
344 | u8 version[2]; | |
345 | u8 options; | |
346 | u64 seq_num; | |
347 | u32 iv[4]; | |
348 | }; | |
349 | ||
350 | struct tls_stream_encap_pdb { | |
351 | u8 type; | |
352 | u8 version[2]; | |
353 | u8 options; | |
354 | u64 seq_num; | |
355 | u8 i; | |
356 | u8 j; | |
357 | u8 rsvd1[2]; | |
358 | }; | |
359 | ||
360 | struct dtls_block_encap_pdb { | |
361 | u8 type; | |
362 | u8 version[2]; | |
363 | u8 options; | |
364 | u16 epoch; | |
365 | u16 seq_num[3]; | |
366 | u32 iv[4]; | |
367 | }; | |
368 | ||
369 | struct tls_block_decap_pdb { | |
370 | u8 rsvd[3]; | |
371 | u8 options; | |
372 | u64 seq_num; | |
373 | u32 iv[4]; | |
374 | }; | |
375 | ||
376 | struct tls_stream_decap_pdb { | |
377 | u8 rsvd[3]; | |
378 | u8 options; | |
379 | u64 seq_num; | |
380 | u8 i; | |
381 | u8 j; | |
382 | u8 rsvd1[2]; | |
383 | }; | |
384 | ||
385 | struct dtls_block_decap_pdb { | |
386 | u8 rsvd[3]; | |
387 | u8 options; | |
388 | u16 epoch; | |
389 | u16 seq_num[3]; | |
390 | u32 iv[4]; | |
391 | u64 antireplay_scorecard; | |
392 | }; | |
393 | ||
394 | /* | |
395 | * SRTP Protocol Data Blocks | |
396 | */ | |
397 | #define SRTP_PDBOPTS_MKI 0x08 | |
398 | #define SRTP_PDBOPTS_AR 0x40 | |
399 | ||
400 | struct srtp_encap_pdb { | |
401 | u8 x_len; | |
402 | u8 mki_len; | |
403 | u8 n_tag; | |
404 | u8 options; | |
405 | u32 cnst0; | |
406 | u8 rsvd[2]; | |
407 | u16 cnst1; | |
408 | u16 salt[7]; | |
409 | u16 cnst2; | |
410 | u32 rsvd1; | |
411 | u32 roc; | |
412 | u32 opt_mki; | |
413 | }; | |
414 | ||
415 | struct srtp_decap_pdb { | |
416 | u8 x_len; | |
417 | u8 mki_len; | |
418 | u8 n_tag; | |
419 | u8 options; | |
420 | u32 cnst0; | |
421 | u8 rsvd[2]; | |
422 | u16 cnst1; | |
423 | u16 salt[7]; | |
424 | u16 cnst2; | |
425 | u16 rsvd1; | |
426 | u16 seq_num; | |
427 | u32 roc; | |
428 | u64 antireplay_scorecard; | |
429 | }; | |
430 | ||
431 | /* | |
432 | * DSA/ECDSA Protocol Data Blocks | |
433 | * Two of these exist: DSA-SIGN, and DSA-VERIFY. They are similar | |
434 | * except for the treatment of "w" for verify, "s" for sign, | |
435 | * and the placement of "a,b". | |
436 | */ | |
437 | #define DSA_PDB_SGF_SHIFT 24 | |
438 | #define DSA_PDB_SGF_MASK (0xff << DSA_PDB_SGF_SHIFT) | |
439 | #define DSA_PDB_SGF_Q (0x80 << DSA_PDB_SGF_SHIFT) | |
440 | #define DSA_PDB_SGF_R (0x40 << DSA_PDB_SGF_SHIFT) | |
441 | #define DSA_PDB_SGF_G (0x20 << DSA_PDB_SGF_SHIFT) | |
442 | #define DSA_PDB_SGF_W (0x10 << DSA_PDB_SGF_SHIFT) | |
443 | #define DSA_PDB_SGF_S (0x10 << DSA_PDB_SGF_SHIFT) | |
444 | #define DSA_PDB_SGF_F (0x08 << DSA_PDB_SGF_SHIFT) | |
445 | #define DSA_PDB_SGF_C (0x04 << DSA_PDB_SGF_SHIFT) | |
446 | #define DSA_PDB_SGF_D (0x02 << DSA_PDB_SGF_SHIFT) | |
447 | #define DSA_PDB_SGF_AB_SIGN (0x02 << DSA_PDB_SGF_SHIFT) | |
448 | #define DSA_PDB_SGF_AB_VERIFY (0x01 << DSA_PDB_SGF_SHIFT) | |
449 | ||
450 | #define DSA_PDB_L_SHIFT 7 | |
451 | #define DSA_PDB_L_MASK (0x3ff << DSA_PDB_L_SHIFT) | |
452 | ||
453 | #define DSA_PDB_N_MASK 0x7f | |
454 | ||
455 | struct dsa_sign_pdb { | |
456 | u32 sgf_ln; /* Use DSA_PDB_ defintions per above */ | |
457 | u8 *q; | |
458 | u8 *r; | |
459 | u8 *g; /* or Gx,y */ | |
460 | u8 *s; | |
461 | u8 *f; | |
462 | u8 *c; | |
463 | u8 *d; | |
464 | u8 *ab; /* ECC only */ | |
465 | u8 *u; | |
466 | }; | |
467 | ||
468 | struct dsa_verify_pdb { | |
469 | u32 sgf_ln; | |
470 | u8 *q; | |
471 | u8 *r; | |
472 | u8 *g; /* or Gx,y */ | |
473 | u8 *w; /* or Wx,y */ | |
474 | u8 *f; | |
475 | u8 *c; | |
476 | u8 *d; | |
477 | u8 *tmp; /* temporary data block */ | |
478 | u8 *ab; /* only used if ECC processing */ | |
479 | }; | |
480 | ||
8c419778 TA |
481 | /* RSA Protocol Data Block */ |
482 | #define RSA_PDB_SGF_SHIFT 28 | |
483 | #define RSA_PDB_E_SHIFT 12 | |
484 | #define RSA_PDB_E_MASK (0xFFF << RSA_PDB_E_SHIFT) | |
485 | #define RSA_PDB_D_SHIFT 12 | |
486 | #define RSA_PDB_D_MASK (0xFFF << RSA_PDB_D_SHIFT) | |
52e26d77 RA |
487 | #define RSA_PDB_Q_SHIFT 12 |
488 | #define RSA_PDB_Q_MASK (0xFFF << RSA_PDB_Q_SHIFT) | |
8c419778 TA |
489 | |
490 | #define RSA_PDB_SGF_F (0x8 << RSA_PDB_SGF_SHIFT) | |
491 | #define RSA_PDB_SGF_G (0x4 << RSA_PDB_SGF_SHIFT) | |
492 | #define RSA_PRIV_PDB_SGF_F (0x4 << RSA_PDB_SGF_SHIFT) | |
493 | #define RSA_PRIV_PDB_SGF_G (0x8 << RSA_PDB_SGF_SHIFT) | |
494 | ||
495 | #define RSA_PRIV_KEY_FRM_1 0 | |
52e26d77 | 496 | #define RSA_PRIV_KEY_FRM_2 1 |
4a651b12 | 497 | #define RSA_PRIV_KEY_FRM_3 2 |
8c419778 TA |
498 | |
499 | /** | |
500 | * RSA Encrypt Protocol Data Block | |
501 | * @sgf: scatter-gather field | |
502 | * @f_dma: dma address of input data | |
503 | * @g_dma: dma address of encrypted output data | |
504 | * @n_dma: dma address of RSA modulus | |
505 | * @e_dma: dma address of RSA public exponent | |
506 | * @f_len: length in octets of the input data | |
507 | */ | |
508 | struct rsa_pub_pdb { | |
509 | u32 sgf; | |
510 | dma_addr_t f_dma; | |
511 | dma_addr_t g_dma; | |
512 | dma_addr_t n_dma; | |
513 | dma_addr_t e_dma; | |
514 | u32 f_len; | |
515 | } __packed; | |
516 | ||
517 | /** | |
518 | * RSA Decrypt PDB - Private Key Form #1 | |
519 | * @sgf: scatter-gather field | |
520 | * @g_dma: dma address of encrypted input data | |
521 | * @f_dma: dma address of output data | |
522 | * @n_dma: dma address of RSA modulus | |
523 | * @d_dma: dma address of RSA private exponent | |
524 | */ | |
525 | struct rsa_priv_f1_pdb { | |
526 | u32 sgf; | |
527 | dma_addr_t g_dma; | |
528 | dma_addr_t f_dma; | |
529 | dma_addr_t n_dma; | |
530 | dma_addr_t d_dma; | |
531 | } __packed; | |
532 | ||
52e26d77 RA |
533 | /** |
534 | * RSA Decrypt PDB - Private Key Form #2 | |
535 | * @sgf : scatter-gather field | |
536 | * @g_dma : dma address of encrypted input data | |
537 | * @f_dma : dma address of output data | |
538 | * @d_dma : dma address of RSA private exponent | |
539 | * @p_dma : dma address of RSA prime factor p of RSA modulus n | |
540 | * @q_dma : dma address of RSA prime factor q of RSA modulus n | |
541 | * @tmp1_dma: dma address of temporary buffer. CAAM uses this temporary buffer | |
542 | * as internal state buffer. It is assumed to be as long as p. | |
543 | * @tmp2_dma: dma address of temporary buffer. CAAM uses this temporary buffer | |
544 | * as internal state buffer. It is assumed to be as long as q. | |
545 | * @p_q_len : length in bytes of first two prime factors of the RSA modulus n | |
546 | */ | |
547 | struct rsa_priv_f2_pdb { | |
548 | u32 sgf; | |
549 | dma_addr_t g_dma; | |
550 | dma_addr_t f_dma; | |
551 | dma_addr_t d_dma; | |
552 | dma_addr_t p_dma; | |
553 | dma_addr_t q_dma; | |
554 | dma_addr_t tmp1_dma; | |
555 | dma_addr_t tmp2_dma; | |
556 | u32 p_q_len; | |
557 | } __packed; | |
558 | ||
4a651b12 RA |
559 | /** |
560 | * RSA Decrypt PDB - Private Key Form #3 | |
561 | * This is the RSA Chinese Reminder Theorem (CRT) form for two prime factors of | |
562 | * the RSA modulus. | |
563 | * @sgf : scatter-gather field | |
564 | * @g_dma : dma address of encrypted input data | |
565 | * @f_dma : dma address of output data | |
566 | * @c_dma : dma address of RSA CRT coefficient | |
567 | * @p_dma : dma address of RSA prime factor p of RSA modulus n | |
568 | * @q_dma : dma address of RSA prime factor q of RSA modulus n | |
569 | * @dp_dma : dma address of RSA CRT exponent of RSA prime factor p | |
570 | * @dp_dma : dma address of RSA CRT exponent of RSA prime factor q | |
571 | * @tmp1_dma: dma address of temporary buffer. CAAM uses this temporary buffer | |
572 | * as internal state buffer. It is assumed to be as long as p. | |
573 | * @tmp2_dma: dma address of temporary buffer. CAAM uses this temporary buffer | |
574 | * as internal state buffer. It is assumed to be as long as q. | |
575 | * @p_q_len : length in bytes of first two prime factors of the RSA modulus n | |
576 | */ | |
577 | struct rsa_priv_f3_pdb { | |
578 | u32 sgf; | |
579 | dma_addr_t g_dma; | |
580 | dma_addr_t f_dma; | |
581 | dma_addr_t c_dma; | |
582 | dma_addr_t p_dma; | |
583 | dma_addr_t q_dma; | |
584 | dma_addr_t dp_dma; | |
585 | dma_addr_t dq_dma; | |
586 | dma_addr_t tmp1_dma; | |
587 | dma_addr_t tmp2_dma; | |
588 | u32 p_q_len; | |
589 | } __packed; | |
590 | ||
a23d80e0 | 591 | #endif |