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aac19f0d MW |
1 | /* -*-c-*- |
2 | * | |
3 | * AEAD schemes based on Salsa20/ChaCha and Poly1305 | |
4 | * | |
5 | * (c) 2018 Straylight/Edgeware | |
6 | */ | |
7 | ||
8 | /*----- Licensing notice --------------------------------------------------* | |
9 | * | |
10 | * This file is part of Catacomb. | |
11 | * | |
12 | * Catacomb is free software: you can redistribute it and/or modify it | |
13 | * under the terms of the GNU Library General Public License as published | |
14 | * by the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * Catacomb is distributed in the hope that it will be useful, but | |
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | * Library General Public License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU Library General Public | |
23 | * License along with Catacomb. If not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
25 | * USA. | |
26 | */ | |
27 | ||
28 | #ifndef CATACOMB_LATINPOLY_DEF_H | |
29 | #define CATACOMB_LATINPOLY_DEF_H | |
30 | ||
31 | #ifdef __cplusplus | |
32 | extern "C" { | |
33 | #endif | |
34 | ||
35 | /*----- Header files ------------------------------------------------------*/ | |
36 | ||
37 | #include <mLib/bits.h> | |
38 | #include <mLib/buf.h> | |
39 | #include <mLib/sub.h> | |
40 | ||
41 | #ifndef CATACOMB_ARENA_H | |
42 | # include "arena.h" | |
43 | #endif | |
44 | ||
45 | #ifndef CATACOMB_CT_H | |
46 | # include "ct.h" | |
47 | #endif | |
48 | ||
49 | #ifndef CATACOMB_GAEAD_H | |
50 | # include "gaead.h" | |
51 | #endif | |
52 | ||
53 | #ifndef CATACOMB_KEYSZ_H | |
54 | # include "keysz.h" | |
55 | #endif | |
56 | ||
57 | #ifndef CATACOMB_LATINPOLY_H | |
58 | # include "latinpoly.h" | |
59 | #endif | |
60 | ||
61 | #ifndef CATACOMB_PARANOIA_H | |
62 | # include "paranoia.h" | |
63 | #endif | |
64 | ||
65 | #ifndef CATACOMB_POLY1305_H | |
66 | # include "poly1305.h" | |
67 | #endif | |
68 | ||
69 | #ifndef CATACOMB_SALSA20_H | |
70 | # include "salsa20.h" | |
71 | #endif | |
72 | ||
73 | /*----- Data structures ---------------------------------------------------*/ | |
74 | ||
75 | typedef struct latinpoly_aad { | |
76 | gaead_aad a; | |
77 | poly1305_ctx poly; | |
78 | } latinpoly_aad; | |
79 | ||
80 | typedef struct latinpoly_key { | |
81 | gaead_key k; | |
82 | octet key[SALSA20_KEYSZ]; | |
83 | size_t ksz; | |
84 | } latinpoly_key; | |
85 | ||
86 | /*----- Common definitions ------------------------------------------------*/ | |
87 | ||
88 | /* Tables. */ | |
89 | extern const octet latinpoly_noncesz[], latinpoly_tagsz[]; | |
90 | ||
91 | /* AAD methods. */ | |
0cf9e22f MW |
92 | extern void latinpoly_aadhash_poly1305(gaead_aad */*a*/, |
93 | const void */*h*/, size_t /*hsz*/); | |
459d1a80 MW |
94 | extern void latinpoly_aadhash_naclbox(gaead_aad */*a*/, |
95 | const void */*h*/, size_t /*hsz*/); | |
aac19f0d MW |
96 | extern void latinpoly_aaddestroy(gaead_aad */*a*/); |
97 | ||
0cf9e22f | 98 | /* Variants. */ |
459d1a80 | 99 | enum { LPVAR_NACLBOX, LPVAR_POLY1305 }; |
0cf9e22f | 100 | |
aac19f0d MW |
101 | /* --- @latinpoly_tag@ --- * |
102 | * | |
103 | * Arguments: @const poly1305_ctx *aad@ = Poly1305 context hashing AAD | |
104 | * @poly1305_ctx *ct@ = Poly1305 context hashing ciphertext | |
105 | * @void *tag@ = where to write the tag | |
106 | * | |
107 | * Returns: --- | |
108 | * | |
109 | * Use: Completes a Latin-dance-Poly1305 tag, combining the AAD and | |
110 | * ciphertext hashes, appending their lengths, and writing the | |
111 | * final masked hash to @tag@. The @ct@ context is clobbered. | |
112 | */ | |
113 | ||
114 | extern void latinpoly_tag(const poly1305_ctx */*aad*/, | |
115 | poly1305_ctx */*ct*/, void */*tag*/); | |
116 | ||
117 | /*----- Macros ------------------------------------------------------------*/ | |
118 | ||
119 | #define LATINPOLY_DEF(latin, base, name) \ | |
120 | \ | |
121 | /* Utilities. */ \ | |
122 | \ | |
123 | /* Reinitialize the stream cipher and hash state given a new nonce. */ \ | |
0cf9e22f | 124 | static int reinit_##latin(x##latin##_ctx *ctx, int var, \ |
aac19f0d MW |
125 | poly1305_ctx *aadpoly, poly1305_ctx *ctpoly, \ |
126 | const void *n, size_t nsz) \ | |
127 | { \ | |
128 | poly1305_key pk; \ | |
129 | octet b[POLY1305_KEYSZ + POLY1305_MASKSZ]; \ | |
130 | \ | |
131 | switch (nsz) { \ | |
132 | case SALSA20_NONCESZ: \ | |
133 | memcpy(ctx->s.a, ctx->k, sizeof(ctx->k)); \ | |
134 | base##_setnonce(&ctx->s, n); \ | |
135 | break; \ | |
136 | case SALSA20_IETF_NONCESZ: \ | |
137 | memcpy(ctx->s.a, ctx->k, sizeof(ctx->k)); \ | |
138 | base##_setnonce_ietf(&ctx->s, n); \ | |
139 | break; \ | |
140 | case XSALSA20_NONCESZ: \ | |
141 | x##latin##_setnonce(ctx, n); \ | |
142 | break; \ | |
143 | default: \ | |
144 | return (-1); \ | |
145 | } \ | |
146 | \ | |
147 | latin##_encrypt(&ctx->s, 0, b, sizeof(b)); \ | |
148 | poly1305_keyinit(&pk, b, POLY1305_KEYSZ); \ | |
aac19f0d | 149 | poly1305_macinit(ctpoly, &pk, b + POLY1305_KEYSZ); \ |
0cf9e22f | 150 | switch (var) { \ |
459d1a80 MW |
151 | case LPVAR_NACLBOX: \ |
152 | aadpoly->count = 0; aadpoly->nbuf = 0; \ | |
153 | break; \ | |
0cf9e22f MW |
154 | case LPVAR_POLY1305: \ |
155 | poly1305_macinit(aadpoly, &pk, b + POLY1305_KEYSZ); \ | |
156 | latin##_encrypt(&ctx->s, 0, 0, SALSA20_OUTSZ - sizeof(b)); \ | |
157 | break; \ | |
158 | default: \ | |
159 | assert(0); \ | |
160 | } \ | |
aac19f0d MW |
161 | return (0); \ |
162 | } \ | |
163 | \ | |
164 | /* AAD operations. */ \ | |
165 | \ | |
0cf9e22f MW |
166 | static const gaead_aadops gaops_##latin##_poly1305 = \ |
167 | { &latin##_poly1305, 0, latinpoly_aadhash_poly1305, latinpoly_aaddestroy }; \ | |
168 | \ | |
459d1a80 MW |
169 | static const gaead_aadops gaops_##latin##_naclbox = \ |
170 | { &latin##_naclbox, 0, latinpoly_aadhash_naclbox, latinpoly_aaddestroy }; \ | |
aac19f0d MW |
171 | \ |
172 | /* Encryption operations. */ \ | |
173 | \ | |
174 | typedef struct gectx_##latin { \ | |
175 | gaead_enc e; \ | |
176 | latinpoly_aad aad; \ | |
177 | x##latin##_ctx ctx; \ | |
178 | poly1305_ctx poly; \ | |
179 | } gectx_##latin; \ | |
180 | \ | |
181 | static gaead_aad *geaad_##latin(gaead_enc *e) \ | |
182 | { gectx_##latin *enc = (gectx_##latin *)e; return (&enc->aad.a); } \ | |
183 | \ | |
0cf9e22f MW |
184 | static int gereinit_##latin##_poly1305(gaead_enc *e, \ |
185 | const void *n, size_t nsz, \ | |
186 | size_t hsz, size_t msz, size_t tsz) \ | |
aac19f0d MW |
187 | { \ |
188 | gectx_##latin *enc = (gectx_##latin *)e; \ | |
0cf9e22f MW |
189 | return (reinit_##latin(&enc->ctx, LPVAR_POLY1305, \ |
190 | &enc->aad.poly, &enc->poly, n, nsz)); \ | |
aac19f0d MW |
191 | } \ |
192 | \ | |
459d1a80 MW |
193 | static int gereinit_##latin##_naclbox(gaead_enc *e, \ |
194 | const void *n, size_t nsz, \ | |
195 | size_t hsz, size_t msz, size_t tsz) \ | |
196 | { \ | |
197 | gectx_##latin *enc = (gectx_##latin *)e; \ | |
198 | return (reinit_##latin(&enc->ctx, LPVAR_NACLBOX, \ | |
199 | &enc->aad.poly, &enc->poly, n, nsz)); \ | |
200 | } \ | |
201 | \ | |
aac19f0d MW |
202 | static int geenc_##latin(gaead_enc *e, \ |
203 | const void *m, size_t msz, buf *b) \ | |
204 | { \ | |
205 | gectx_##latin *enc = (gectx_##latin *)e; \ | |
206 | void *q; \ | |
207 | \ | |
208 | if (msz) { q = buf_get(b, msz); if (!q) return (-1); } \ | |
209 | else q = 0; \ | |
210 | latin##_encrypt(&enc->ctx.s, m, q, msz); \ | |
211 | poly1305_hash(&enc->poly, q, msz); \ | |
212 | return (0); \ | |
213 | } \ | |
214 | \ | |
0cf9e22f MW |
215 | static int gedone_##latin##_common(gectx_##latin *enc, \ |
216 | const latinpoly_aad *aad, \ | |
217 | buf *b, size_t tsz) \ | |
218 | { \ | |
219 | if (tsz != POLY1305_TAGSZ) return (-1); \ | |
220 | assert((!enc->aad.poly.count && !enc->aad.poly.nbuf && !aad) || \ | |
221 | aad == &enc->aad); \ | |
222 | if (!BOK(b)) return (-1); \ | |
223 | return (0); \ | |
224 | } \ | |
225 | \ | |
226 | static int gedone_##latin##_poly1305(gaead_enc *e, const gaead_aad *a, \ | |
227 | buf *b, void *t, size_t tsz) \ | |
aac19f0d MW |
228 | { \ |
229 | gectx_##latin *enc = (gectx_##latin *)e; \ | |
230 | const latinpoly_aad *aad = (const latinpoly_aad *)a; \ | |
231 | \ | |
0cf9e22f | 232 | if (gedone_##latin##_common(enc, aad, b, tsz)) return (-1); \ |
aac19f0d MW |
233 | latinpoly_tag(aad ? &aad->poly : 0, &enc->poly, t); \ |
234 | return (0); \ | |
235 | } \ | |
236 | \ | |
459d1a80 MW |
237 | static int gedone_##latin##_naclbox(gaead_enc *e, const gaead_aad *a, \ |
238 | buf *b, void *t, size_t tsz) \ | |
239 | { \ | |
240 | gectx_##latin *enc = (gectx_##latin *)e; \ | |
241 | const latinpoly_aad *aad = (const latinpoly_aad *)a; \ | |
242 | \ | |
243 | if (gedone_##latin##_common(enc, aad, b, tsz)) return (-1); \ | |
244 | poly1305_done(&enc->poly, t); \ | |
245 | return (0); \ | |
246 | } \ | |
247 | \ | |
aac19f0d MW |
248 | static void gedestroy_##latin(gaead_enc *e) \ |
249 | { gectx_##latin *enc = (gectx_##latin *)e; BURN(*enc); S_DESTROY(enc); } \ | |
250 | \ | |
0cf9e22f MW |
251 | static gaead_encops geops_##latin##_poly1305 = \ |
252 | { &latin##_poly1305, geaad_##latin, gereinit_##latin##_poly1305, \ | |
253 | geenc_##latin, gedone_##latin##_poly1305, gedestroy_##latin }; \ | |
aac19f0d | 254 | \ |
459d1a80 MW |
255 | static gaead_encops geops_##latin##_naclbox = \ |
256 | { &latin##_naclbox, geaad_##latin, gereinit_##latin##_naclbox, \ | |
257 | geenc_##latin, gedone_##latin##_naclbox, gedestroy_##latin }; \ | |
258 | \ | |
aac19f0d MW |
259 | /* Decryption operations. */ \ |
260 | \ | |
261 | typedef struct gdctx_##latin { \ | |
262 | gaead_dec d; \ | |
263 | latinpoly_aad aad; \ | |
264 | x##latin##_ctx ctx; \ | |
265 | poly1305_ctx poly; \ | |
266 | } gdctx_##latin; \ | |
267 | \ | |
268 | static gaead_aad *gdaad_##latin(gaead_dec *d) \ | |
269 | { gdctx_##latin *dec = (gdctx_##latin *)d; return (&dec->aad.a); } \ | |
270 | \ | |
0cf9e22f MW |
271 | static int gdreinit_##latin##_poly1305(gaead_dec *d, \ |
272 | const void *n, size_t nsz, \ | |
273 | size_t hsz, size_t msz, size_t tsz) \ | |
aac19f0d MW |
274 | { \ |
275 | gdctx_##latin *dec = (gdctx_##latin *)d; \ | |
0cf9e22f MW |
276 | return (reinit_##latin(&dec->ctx, LPVAR_POLY1305, \ |
277 | &dec->aad.poly, &dec->poly, n, nsz)); \ | |
aac19f0d MW |
278 | } \ |
279 | \ | |
459d1a80 MW |
280 | static int gdreinit_##latin##_naclbox(gaead_dec *d, \ |
281 | const void *n, size_t nsz, \ | |
282 | size_t hsz, size_t msz, size_t tsz) \ | |
283 | { \ | |
284 | gdctx_##latin *dec = (gdctx_##latin *)d; \ | |
285 | return (reinit_##latin(&dec->ctx, LPVAR_NACLBOX, \ | |
286 | &dec->aad.poly, &dec->poly, n, nsz)); \ | |
287 | } \ | |
288 | \ | |
aac19f0d MW |
289 | static int gddec_##latin(gaead_dec *d, \ |
290 | const void *c, size_t csz, buf *b) \ | |
291 | { \ | |
292 | gdctx_##latin *dec = (gdctx_##latin *)d; \ | |
293 | void *q; \ | |
294 | \ | |
295 | if (csz) { q = buf_get(b, csz); if (!q) return (-1); } \ | |
296 | else q = 0; \ | |
297 | poly1305_hash(&dec->poly, c, csz); \ | |
298 | latin##_encrypt(&dec->ctx.s, c, q, csz); \ | |
299 | return (0); \ | |
300 | } \ | |
301 | \ | |
0cf9e22f MW |
302 | static int gddone_##latin##_common(gdctx_##latin *dec, \ |
303 | const latinpoly_aad *aad, \ | |
304 | buf *b, size_t tsz) \ | |
305 | { \ | |
306 | if (tsz != POLY1305_TAGSZ) return (-1); \ | |
307 | assert((!dec->aad.poly.count && !dec->aad.poly.nbuf && !aad) || \ | |
308 | aad == &dec->aad); \ | |
309 | if (!BOK(b)) return (-1); \ | |
310 | return (0); \ | |
311 | } \ | |
312 | \ | |
313 | static int gddone_##latin##_poly1305(gaead_dec *d, const gaead_aad *a, \ | |
314 | buf *b, const void *t, size_t tsz) \ | |
aac19f0d MW |
315 | { \ |
316 | gdctx_##latin *dec = (gdctx_##latin *)d; \ | |
317 | const latinpoly_aad *aad = (const latinpoly_aad *)a; \ | |
318 | octet u[POLY1305_TAGSZ]; \ | |
319 | \ | |
0cf9e22f | 320 | if (gddone_##latin##_common(dec, aad, b, tsz)) return (-1); \ |
aac19f0d MW |
321 | latinpoly_tag(aad ? &aad->poly : 0, &dec->poly, u); \ |
322 | if (ct_memeq(t, u, POLY1305_TAGSZ)) return (+1); \ | |
323 | else return (0); \ | |
324 | } \ | |
325 | \ | |
459d1a80 MW |
326 | static int gddone_##latin##_naclbox(gaead_dec *d, const gaead_aad *a, \ |
327 | buf *b, const void *t, size_t tsz) \ | |
328 | { \ | |
329 | gdctx_##latin *dec = (gdctx_##latin *)d; \ | |
330 | const latinpoly_aad *aad = (const latinpoly_aad *)a; \ | |
331 | octet u[POLY1305_TAGSZ]; \ | |
332 | \ | |
333 | if (gddone_##latin##_common(dec, aad, b, tsz)) return (-1); \ | |
334 | poly1305_done(&dec->poly, u); \ | |
335 | if (ct_memeq(t, u, POLY1305_TAGSZ)) return (+1); \ | |
336 | else return (0); \ | |
337 | } \ | |
338 | \ | |
aac19f0d MW |
339 | static void gddestroy_##latin(gaead_dec *d) \ |
340 | { gdctx_##latin *dec = (gdctx_##latin *)d; BURN(*dec); S_DESTROY(dec); } \ | |
341 | \ | |
0cf9e22f MW |
342 | static gaead_decops gdops_##latin##_poly1305 = \ |
343 | { &latin##_poly1305, gdaad_##latin, gdreinit_##latin##_poly1305, \ | |
344 | gddec_##latin, gddone_##latin##_poly1305, gddestroy_##latin }; \ | |
aac19f0d | 345 | \ |
459d1a80 MW |
346 | static gaead_decops gdops_##latin##_naclbox = \ |
347 | { &latin##_poly1305, gdaad_##latin, gdreinit_##latin##_naclbox, \ | |
348 | gddec_##latin, gddone_##latin##_naclbox, gddestroy_##latin }; \ | |
349 | \ | |
aac19f0d MW |
350 | /* Key operations. */ \ |
351 | \ | |
0cf9e22f MW |
352 | static gaead_enc *gkenc_##latin##_poly1305(const gaead_key *k, \ |
353 | const void *n, size_t nsz, \ | |
354 | size_t hsz, size_t msz, \ | |
355 | size_t tsz) \ | |
aac19f0d MW |
356 | { \ |
357 | latinpoly_key *key = (latinpoly_key *)k; \ | |
358 | gectx_##latin *enc = S_CREATE(gectx_##latin); \ | |
359 | \ | |
0cf9e22f MW |
360 | enc->e.ops = &geops_##latin##_poly1305; \ |
361 | enc->aad.a.ops = &gaops_##latin##_poly1305; \ | |
aac19f0d | 362 | x##latin##_init(&enc->ctx, key->key, key->ksz, 0); \ |
0cf9e22f MW |
363 | if (reinit_##latin(&enc->ctx, LPVAR_POLY1305, \ |
364 | &enc->aad.poly, &enc->poly, n, nsz)) \ | |
365 | { gedestroy_##latin(&enc->e); return (0); } \ | |
aac19f0d MW |
366 | return (&enc->e); \ |
367 | } \ | |
368 | \ | |
459d1a80 MW |
369 | static gaead_enc *gkenc_##latin##_naclbox(const gaead_key *k, \ |
370 | const void *n, size_t nsz, \ | |
371 | size_t hsz, size_t msz, \ | |
372 | size_t tsz) \ | |
373 | { \ | |
374 | latinpoly_key *key = (latinpoly_key *)k; \ | |
375 | gectx_##latin *enc = S_CREATE(gectx_##latin); \ | |
376 | \ | |
377 | enc->e.ops = &geops_##latin##_naclbox; \ | |
378 | enc->aad.a.ops = &gaops_##latin##_naclbox; \ | |
379 | x##latin##_init(&enc->ctx, key->key, key->ksz, 0); \ | |
380 | if (reinit_##latin(&enc->ctx, LPVAR_NACLBOX, \ | |
381 | &enc->aad.poly, &enc->poly, n, nsz)) \ | |
382 | { gedestroy_##latin(&enc->e); return (0); } \ | |
383 | return (&enc->e); \ | |
384 | } \ | |
385 | \ | |
0cf9e22f MW |
386 | static gaead_dec *gkdec_##latin##_poly1305(const gaead_key *k, \ |
387 | const void *n, size_t nsz, \ | |
388 | size_t hsz, size_t msz, \ | |
389 | size_t tsz) \ | |
aac19f0d MW |
390 | { \ |
391 | latinpoly_key *key = (latinpoly_key *)k; \ | |
392 | gdctx_##latin *dec = S_CREATE(gdctx_##latin); \ | |
393 | \ | |
0cf9e22f MW |
394 | dec->d.ops = &gdops_##latin##_poly1305; \ |
395 | dec->aad.a.ops = &gaops_##latin##_poly1305; \ | |
aac19f0d | 396 | x##latin##_init(&dec->ctx, key->key, key->ksz, 0); \ |
0cf9e22f MW |
397 | if (reinit_##latin(&dec->ctx, LPVAR_POLY1305, \ |
398 | &dec->aad.poly, &dec->poly, n, nsz)) \ | |
399 | { gddestroy_##latin(&dec->d); return (0); } \ | |
aac19f0d MW |
400 | return (&dec->d); \ |
401 | } \ | |
402 | \ | |
459d1a80 MW |
403 | static gaead_dec *gkdec_##latin##_naclbox(const gaead_key *k, \ |
404 | const void *n, size_t nsz, \ | |
405 | size_t hsz, size_t msz, \ | |
406 | size_t tsz) \ | |
407 | { \ | |
408 | latinpoly_key *key = (latinpoly_key *)k; \ | |
409 | gdctx_##latin *dec = S_CREATE(gdctx_##latin); \ | |
410 | \ | |
411 | dec->d.ops = &gdops_##latin##_naclbox; \ | |
412 | dec->aad.a.ops = &gaops_##latin##_naclbox; \ | |
413 | x##latin##_init(&dec->ctx, key->key, key->ksz, 0); \ | |
414 | if (reinit_##latin(&dec->ctx, LPVAR_NACLBOX, \ | |
415 | &dec->aad.poly, &dec->poly, n, nsz)) \ | |
416 | { gddestroy_##latin(&dec->d); return (0); } \ | |
417 | return (&dec->d); \ | |
418 | } \ | |
419 | \ | |
aac19f0d MW |
420 | static void gkdestroy_##latin(gaead_key *k) \ |
421 | { latinpoly_key *key = (latinpoly_key *)k; BURN(*key); S_DESTROY(key); } \ | |
422 | \ | |
0cf9e22f MW |
423 | static const gaead_keyops gkops_##latin##_poly1305 = \ |
424 | { &latin##_poly1305, 0, \ | |
425 | gkenc_##latin##_poly1305, gkdec_##latin##_poly1305, \ | |
aac19f0d MW |
426 | gkdestroy_##latin }; \ |
427 | \ | |
459d1a80 MW |
428 | static const gaead_keyops gkops_##latin##_naclbox = \ |
429 | { &latin##_naclbox, 0, \ | |
430 | gkenc_##latin##_naclbox, gkdec_##latin##_naclbox, \ | |
431 | gkdestroy_##latin }; \ | |
432 | \ | |
aac19f0d MW |
433 | /* Class definition. */ \ |
434 | \ | |
0cf9e22f MW |
435 | static gaead_key *gkey_##latin##_common(const gaead_keyops *ops, \ |
436 | const void *k, size_t ksz) \ | |
aac19f0d MW |
437 | { \ |
438 | latinpoly_key *key = S_CREATE(latinpoly_key); \ | |
439 | \ | |
0cf9e22f | 440 | key->k.ops = ops; \ |
aac19f0d MW |
441 | KSZ_ASSERT(latin, ksz); memcpy(key->key, k, ksz); key->ksz = ksz; \ |
442 | return (&key->k); \ | |
443 | } \ | |
444 | \ | |
0cf9e22f MW |
445 | static gaead_key *gkey_##latin##_poly1305(const void *k, size_t ksz) \ |
446 | { return (gkey_##latin##_common(&gkops_##latin##_poly1305, k, ksz)); } \ | |
447 | \ | |
459d1a80 MW |
448 | static gaead_key *gkey_##latin##_naclbox(const void *k, size_t ksz) \ |
449 | { return (gkey_##latin##_common(&gkops_##latin##_naclbox, k, ksz)); } \ | |
450 | \ | |
aac19f0d MW |
451 | const gcaead latin##_poly1305 = { \ |
452 | name "-poly1305", latin##_keysz, latinpoly_noncesz, latinpoly_tagsz, \ | |
453 | 64, 0, 0, AEADF_AADNDEP, \ | |
0cf9e22f | 454 | gkey_##latin##_poly1305 \ |
459d1a80 MW |
455 | }; \ |
456 | \ | |
457 | const gcaead latin##_naclbox = { \ | |
458 | name "-naclbox", latin##_keysz, latinpoly_noncesz, latinpoly_tagsz, \ | |
459 | 64, 0, 0, AEADF_AADNDEP | AEADF_NOAAD, \ | |
460 | gkey_##latin##_naclbox \ | |
aac19f0d MW |
461 | }; |
462 | ||
463 | /*----- That's all, folks -------------------------------------------------*/ | |
464 | ||
465 | #ifdef __cplusplus | |
466 | } | |
467 | #endif | |
468 | ||
469 | #endif |