ChangeLog 320 KB
Newer Older
1
2
2014-10-23  Niels Möller  <nisse@lysator.liu.se>

3
	* memxor-internal.h (READ_PARTIAL): New macro.
4
	* memxor.c (memxor_different_alignment): Avoid out-of-bounds
5
6
	reads, corresponding to valgrind's --partial-loads-ok. Use
	READ_PARTIAL.
7
	* memxor3.c: Analogous changes for unaligned operations.
8

9
10
11
12
13
14
15
16
17
18
	* configure.ac (asm_replace_list): Deleted memxor.asm, now
	incompatible with the memxor/memxor3 split.

	* memxor3.c: New file, split off from memxor.c.
	* memxor-internal.h: New file, declarations shared by memxor.c and
	memxor3.c.
	* memxor.c: memxor3 fucntions moved out from this file.
	* Makefile.in (nettle_SOURCES): Added memxor3.c.
	(DISTFILES): Added memxor-internal.h.

Niels Möller's avatar
Niels Möller committed
19
20
	* memxor.c (memxor_common_alignment, memxor_different_alignment)
	(memxor): Change loop order, iterate from the end.
21
	(memxor3_common_alignment): Unroll twice.
22
23
	(word_t): On x86_64, unconditionally define as uint64_t, to get 64
	bits also in M$ windows. Replaced all uses of SIZEOF_LONG.
Niels Möller's avatar
Niels Möller committed
24

25
26
27
	* examples/nettle-benchmark.c (time_memxor): Allocate buffers as
	arrays of unsigned long, for more reliable alignment.

28
29
2014-10-22  Niels Möller  <nisse@lysator.liu.se>

30
31
32
33
	* configure.ac: Check for getline function.
	* testsuite/ed25519-test.c (getline) [!HAVE_GETLINE]: Fallback
	definition.

34
35
36
37
	* Makefile.in (clean-here): Unconditionally delete .so and .dll
	files.
	(IMPLICIT_TARGETS): Deleted variable.

38
39
2014-10-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
40
41
42
	* testsuite/ed25519-test.c: New test case. Optionally reads the
	file pointed to by $ED25519_SIGN_INPUT.

43
44
45
46
	* testsuite/testutils.c (tstring_hex): Rewrite, using Nettle's
	base16 functions.
	(decode_hex, decode_hex_length): Deleted functions.

47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
2014-10-20  Niels Möller  <nisse@lysator.liu.se>

	* eddsa.h (ED25519_KEY_SIZE): New constant.
	(ED25519_SIGNATURE_SIZE): New constant.
	(struct ed25519_private_key): New struct.
	(struct ed25519_public_key): New struct.

	* ed25519-sha512-sign.c (ed25519_sha512_set_private_key)
	(ed25519_sha512_sign): New file and functions.
	* ed25519-sha512-verify.c (ed25519_sha512_set_public_key)
	(ed25519_sha512_verify): New file and functions.
	* Makefile.in (hogweed_SOURCES): Added ed25519-sha512-sign.c and
	ed25519-sha512-verify.c.


62
63
64
65
66
67
68
69
2014-10-18  Niels Möller  <nisse@lysator.liu.se>

	* eddsa-verify.c (_eddsa_verify): Change argument order, putting A
	before ctx.
	* eddsa.h: Updated prototype.
	* testsuite/eddsa-verify-test.c (test_eddsa): Updated
	_eddsa_verify calls.

70
71
2014-10-14  Niels Möller  <nisse@lysator.liu.se>

72
73
74
75
	* eddsa-verify.c (equal_h): New function.
	(_eddsa_verify): Use it for a proper point compare, replacing an
	ecc_add_ehh.

Niels Möller's avatar
Niels Möller committed
76
77
78
79
	* testsuite/eddsa-verify-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-verify-test.c.

80
81
82
83
84
	* eddsa-verify.c (_eddsa_verify, eddsa_verify_itch): New file, new
	functions.
	* eddsa.h: Declare new functions.
	* Makefile.in (hogweed_SOURCES): Added eddsa-verify.c.

Niels Möller's avatar
Niels Möller committed
85
86
2014-10-08  Niels Möller  <nisse@lysator.liu.se>

87
88
89
	* testsuite/eddsa-sign-test.c (test_eddsa_sign): Use
	_eddsa_expand_key, and check its public key output.

90
91
92
93
	* eddsa-expand.c (_eddsa_expand_key): New file, new function.
	* eddsa.h (_eddsa_expand_key): Declare it.
	* Makefile.in (hogweed_SOURCES): Added eddsa-expand.c.

Niels Möller's avatar
Niels Möller committed
94
95
	* eddsa-sign.c: Drop unneeded include of nettle-internal.h.

96
97
2014-10-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
98
99
100
101
	* testsuite/eddsa-sign-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-sign-test.c.

102
103
104
105
106
107
108
	* eddsa-sign.c (_eddsa_sign, _eddsa_sign_itch): New file, new
	functions.
	* eddsa-hash.c (_eddsa_hash): New file and function.
	* eddsa.h: Declare new functions.
	* Makefile.in (hogweed_SOURCES): Added eddsa-hash.c and
	eddsa-sign.c.

109
110
2014-10-03  Niels Möller  <nisse@lysator.liu.se>

111
	* testsuite/ecc-redc-test.c [NETTLE_USE_MINI_GMP]: Enable test.
112
	(test_main): Replace gmp_fprintf calls.
113
	* testsuite/ecc-mul-a-test.c: Likewise.
114
	* testsuite/ecc-mul-g-test.c: Likewise.
115

116
117
	* testsuite/ecc-modinv-test.c [NETTLE_USE_MINI_GMP]: Enable test.
	(ref_modinv): Use mpz_gcdext, instead of mpn_gcdext.
118
	(test_modulo): Replace gmp_fprintf calls.
119

120
121
	* testsuite/ecc-mod-test.c [NETTLE_USE_MINI_GMP]: Enable test.
	(ref_mod): Use mpz_mod and mpz_limbs_copy, instead of mpn_tdiv_qr.
122
123
	(test_modulo): Replace gmp_fprintf calls by plain fprintf and
	mpn_out_str.
124

125
126
127
	* testsuite/testutils.c (mpn_out_str): New function, needed to
	replace uses of gmp_fprintf.

128
129
130
131
132
133
134
135
136
	* testsuite/ecc-sqrt-test.c (mpz_ui_kronecker)
	[NETTLE_USE_MINI_GMP]: New fallback definition when building with
	mini-gmp.
	* testsuite/testutils.c (gmp_randinit_default)
	[NETTLE_USE_MINI_GMP]: Likewise.
	(mpz_urandomb): Likewise.
	* testsuite/testutils.h (gmp_randstate_t) [NETTLE_USE_MINI_GMP]:
	Fallback typedef, using knuth_lfib_ctx.

137
138
2014-10-02  Niels Möller  <nisse@lysator.liu.se>

139
140
141
142
	* testsuite/eddsa-compress-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-compress-test.c.

143
144
145
146
147
148
	* eddsa-decompress.c (_eddsa_decompress): New file, new function.
	* eddsa-compress.c (_eddsa_compress): New file, new function.
	* eddsa.h: New file.
	* Makefile.in (HEADERS): Added eddsa.h.
	(hogweed_SOURCES): Added eddsa-compress.c and eddsa-decompress.c.

Niels Möller's avatar
Niels Möller committed
149
150
151
152
	* testsuite/ecc-sqrt-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	ecc-sqrt-test.c.

153
154
155
156
157
158
159
160
161
	* ecc-25519.c (PHIGH_BITS): Always define this constant.
	(ecc_25519_zero_p): New function.
	(ecc_25519_sqrt): Take a ratio u/v as input. Added scratch
	argument. Made static.
	* ecc-internal.h (ecc_mod_sqrt_func): New typedef.
	(struct ecc_modulo): Added sqrt_itch and sqrt function pointer.
	Updated all instances.
	(ecc_25519_sqrt): Deleted declaration, function now static.

Niels Möller's avatar
Niels Möller committed
162
163
164
165
2014-09-24  Niels Möller  <nisse@lysator.liu.se>

	* curve25519.h [__cplusplus]: Fixed extern "C" block.

166
167
2014-09-23  Niels Möller  <nisse@lysator.liu.se>

168
169
170
171
172
173
174
	* ecc-hash.c (ecc_hash): Changed argument type from struct
	ecc_curve to struct ecc_modulo. Updated callers.
	* testsuite/ecdsa-sign-test.c (test_main): Updated curve25519
	signature s. Changed since the hash value is truncated a few bits
	more, to match the size of q.
	* testsuite/ecdsa-verify-test.c (test_main): Likewise.

175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
	* testsuite/ecc-modinv-test.c (zero_p): New function, checking for
	zero modulo p.
	(test_modulo): Use zero_p. Switch to dynamic allocation. Updated
	for larger modinv result area, and use invert_itch.

	* ecc-25519.c (ecc_mod_pow_2kp1): Renamed, and take a struct
	ecc_modulo * as argument.
	(ecc_modp_powm_2kp1): ... old name.
	(ecc_mod_pow_252m3): New function, extracted from ecc_25519_sqrt.
	(ecc_25519_inv): New modp invert function, about 5.5 times faster
	then ecc_mod_inv.
	(ecc_25519_sqrt): Use ecc_mod_pow_252m3.
	(nettle_curve25519): Point to ecc_25519_inv. Updated p.invert_itch
	and h_to_a_itch.

	* ecc-internal.h (struct ecc_modulo): New field invert_itch.
	Updated all implementations.
	(ECC_EH_TO_A_ITCH): Updated, and take invert itch as an argument.
	* ecc-eh-to-a.c (ecc_eh_to_a_itch): Take invert scratch into account.

195
196
	* testsuite/testutils.c (test_ecc_mul_h): Use ecc->h_to_a_itch.

197
198
199
200
201
202
203
204
205
206
207
208
	* ecc-mod-inv.c (ecc_mod_inv): Interface change, make ap input
	const, and require 2n limbs at rp. Preparing for powm-based
	alternative implementations. Drop #if:ed out code and dp
	temporary. Updated all callers, more complicated cases described
	below.
	* ecc-internal.h (typedef ecc_mod_inv_func): Added const to input
	argument.
	(ECC_MOD_INV_ITCH): Renamed, was ECC_MODINV_ITCH, and reduced to
	2*n.
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Overhauled allocation,
	putting mod_inv scratch at the end.

Niels Möller's avatar
Niels Möller committed
209
210
2014-09-22  Niels Möller  <nisse@lysator.liu.se>

211
212
213
214
	* ecc-random.c (ecc_mod_random): Renamed, and take a const struct
	ecc_modulo * as argument. Updated callers.
	(ecc_modq_random): ... old name.

215
216
217
218
219
220
221
222
223
224
	* ecc-mod-arith.c: New file, replacing ecc-modp.c and ecc-modq.c.
	All functions take a struct ecc_modulo as argument.
	(ecc_mod_add, ecc_mod_sub, ecc_mod_mul_1, ecc_mod_addmul_1)
	(ecc_mod_submul_1, ecc_mod_mul, ecc_mod_sqr): New functions,
	replacing the corresponding ecc_modp_* functions. For convenience,
	old names are defined as macros wrapping the new functions.
	* ecc-modp.c: Deleted file.
	* ecc-modq.c: Deleted file.
	* Makefile.in (hogweed_SOURCES): Updated accordingly.

225
226
227
	* testsuite/ecc-redc-test.c (test_main): Relaxed tests for which
	tests to run.

Niels Möller's avatar
Niels Möller committed
228
229
230
	* testsuite/ecc-modinv-test.c (test_modulo): New function, same
	organization as in ecc-mod-test.c below.

Niels Möller's avatar
Niels Möller committed
231
232
233
234
235
	* testsuite/ecc-mod-test.c (test_modulo): New function, testing
	one modulo. Replacing...
	(test_curve): ... old function.
	(test_main): Invoke test_modulo for p and q of each curve.

236
237
238
239
240
241
242
243
244
245
246
	* ecc-internal.h (ecc_mod_inv_func): New typedef.
	(struct ecc_modulo): Added mp1h constant and invert function
	pointer. Updated all callers.
	* ecc-modp.c (ecc_modp_inv): Deleted wrapper function.
	* ecc-modq.c (ecc_modq_inv): Deleted wrapper function.

	* ecc-mod-inv.c (ecc_mod_inv): Renamed file and function. Also
	take a struct ecc_modulo * as argument.
	* sec-modinv.c (sec_modinv): ... the old names. Deleted.
	* Makefile.in (hogweed_SOURCES): Updated accordingly.

247
248
249
	* examples/ecc-benchmark.c (bench_modinv_powm, bench_curve):
	Updated benchmarking of mpn_sec_powm.

Niels Möller's avatar
Niels Möller committed
250
251
252
	* ecc-internal.h (struct ecc_curve): Deleted redc function
	pointer. Use only reduce pointer, which is redc or modp as
	applicable. Updated all users.
253
254
	(struct ecc_modulo): Moved mod and reduce function pointers to
	this struct.
Niels Möller's avatar
Niels Möller committed
255

256
257
258
259
260
261
262
263
264
265
266
267
268
269
	* ecc-generic-modp.c (ecc_generic_modp): Deleted file and
	function. We no longer need a wrapper around ecc_mod.
	* ecc-generic-modq.c (ecc_generic_modq): Likewise deleted.
	* Makefile.in (hogweed_SOURCES): Removed ecc-generic-modp.c and
	ecc-generic-modq.c.

	* ecc-internal.h (typedef ecc_mod_func): Take a const struct
	ecc_modulo * argument, not const struct ecc_curve *. Updated all
	implementations and all callers.

	* ecc-mod.c (ecc_mod): Use struct ecc_modulo to specify the
	modulo. Drop input size argument, always reduce from 2*size to
	size.

Niels Möller's avatar
Niels Möller committed
270
271
272
273
274
	* ecc-internal.h (struct ecc_modulo): New struct, collecting
	constants needed for modulo arithmetic.
	(struct ecc_curve): Use struct ecc_modulo for p and q arithmetic.
	Updated all ecc-related files.

275
276
2014-09-17  Niels Möller  <nisse@lysator.liu.se>

277
278
279
280
	* gmp-glue.c (mpn_get_base256_le): Fixed missing update of rn
	counter, making the function clear some bytes beyond the end of
	the output buffer. The bug triggered a make check failure on ARM.

281
282
283
284
285
286
287
288
289
	* testsuite/testutils.c (ecc_curves): Include curve25519 in list.
	(test_ecc_mul_a): Include reference points for curve25519 (with
	Edwards coordinates). Allow n == 0 and n == 1, comparing to zero
	and the generator, respectively.
	* testsuite/ecc-add-test.c (point_zero_p): Deleted function.
	(test_main): Replace calls to point_zero_p by calls to
	test_ecc_mul_h with n == 0.
	* testsuite/ecc-dup-test.c: Likewise.

290
291
292
293
	* testsuite/ecc-modinv-test.c (mpn_zero_p): Moved function, to...
	* testsuite/testutils.c (mpn_zero_p): New location. Also make
	non-static.

294
295
296
297
298
299
300
	* testsuite/ecdsa-keygen-test.c (ecc_valid_p): Add special case
	for curve25519.

	* testsuite/ecc-mul-a-test.c (test_main): Fix point negation to
	support curve25519.
	* testsuite/ecc-mul-g-test.c (test_main): Likewise.

Niels Möller's avatar
Niels Möller committed
301
302
303
304
305
306
	* ecc-a-to-eh.c (ecc_a_to_eh_itch, ecc_a_to_eh): Deleted file and
	functions.
	* ecc.h: Deleted corresponding declarations.
	* ecc-internal.h (ECC_A_TO_EH_ITCH): Deleted macro.
	* Makefile.in (hogweed_SOURCES): Removed ecc-a-to-eh.c.

307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
	* testsuite/ecdh-test.c (test_main): Update curve25519 test to use
	Edwards coordinates.
	* testsuite/ecdsa-sign-test.c (test_main): Likewise.
	* testsuite/ecdsa-verify-test.c (test_main): Likewise.

	* ecc-point.c (ecc_point_set): Use Edwards rather than Montgomery
	curve.

	* ecc-mul-a-eh.c (ecc_mul_a_eh, table_init): Take an Edwards point
	as input, not a Montgomery point. Hence, use ecc_a_to_j, not
	ecc_a_to_eh.

	* ecc-eh-to-a.c (ecc_eh_to_a): Just convert to affine coordinates,
	don't transform from Edwards to Montgomery form. Also reduces
	scratch need slightly.
	* ecc-internal.h (ECC_EH_TO_A_ITCH): Reduced.

324
325
326
	* ecdsa-keygen.c (ecdsa_generate_keypair): Use struct ecc_curve
	function pointers.

327
328
329
330
331
332
333
	* testsuite/curve25519-dup-test.c: Deleted file. In the way for
	conversion to Edwards coordiante convention, and in the end
	the tests will be done by ecc-dup-test.c.
	* testsuite/curve25519-add-test.c: Similarly deleted.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Removed
	curve25519-dup-test.c and curve25519-add-test.c.

334
335
336
337
338
339
340
341
342
2014-09-16  Niels Möller  <nisse@lysator.liu.se>

	* testsuite/ecc-add-test.c: New generalized testcase, to replace
	curve25519-add-test.c.
	* testsuite/ecc-dup-test.c: New generalized testcase, to replace
	curve25519-dup-test.c.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added ecc-add-test.c
	and ecc-dup-test.c.

343
344
345
346
347
348
2014-09-14  Niels Möller  <nisse@lysator.liu.se>

	* testsuite/ecc-mul-a-test.c (test_main): Use struct ecc_curve
	function pointers.
	* testsuite/ecc-mul-g-test.c (test_main): Likewise.

Niels Möller's avatar
Niels Möller committed
349
350
2014-09-09  Niels Möller  <nisse@lysator.liu.se>

351
352
353
354
355
356
	* curve25519-mul.c (curve25519_mul): Switch to use Montgomery
	ladder. About 20% faster than current Edwards curve operations.
	Difference is expected to shrink when Edwards operations are
	optimized to take advantage of the twist, but it seems unlikely to
	get significantly faster than the Montgomery ladder.

Niels Möller's avatar
Niels Möller committed
357
358
359
360
361
362
	* gmp-glue.c (cnd_swap): Moved function here, made non-static.
	Changed cnd type to mp_limb_t, for consistency with GMP
	mpn_cnd_add_n.
	* sec-modinv.c (cnd_swap): ... old location.
	* gmp-glue.h (cnd_swap): Declare function.

363
364
365
366
367
368
2014-09-06  Niels Möller  <nisse@lysator.liu.se>

	* examples/hogweed-benchmark.c (bench_curve25519_mul_g)
	(bench_curve25519_mul, bench_curve25519): New functions.
	(main): Added benchmarking of curve25519 functions.

369
370
2014-09-03  Niels Möller  <nisse@lysator.liu.se>

371
372
373
374
375
376
377
	* Makefile.in: Revert 2013-02-06 Makefile changes: use a single
	rule for transforming .asm to .o, and drop include of asm.d.
	Possible now since we generate a single object file from each asm
	file. This change also helps Solaris' make recognize .asm files.
	* config.make.in (.SUFFIXES): Drop .s from list.
	* configure.ac: Delete code to generate asm.d.

378
379
380
381
	* Makefile.in: Delete all uses of *.po files, use the same object
	files for both shared and static libraries.
	* configure.ac (dummy-dep-files): Don't create any .po.d files.

382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
	* aclocal.m4 (LSH_CCPIC): Don't substitute CCPIC here, let
	configure.ac do that if needed.

	* configure.ac (CCPIC_MAYBE, SHLIBCFLAGS): Deleted substituted
	variables. Instead, use CCPIC directly when compiling all library
	files.
	(CCPIC): Set to empty, if --disable-pic is used.

	* config.make.in (SHLIBCFLAGS, CCPIC_MAYBE): Deleted.
	(COMPILE, COMPILE_CXX): Drop CCPIC. New variable EXTRA_CFLAGS,
	which can be set by individual Makefiles.

	* Makefile.in (EXTRA_CFLAGS): Set using CCPIC.
	Also delete all uses of CCPIC_MAYBE and SHLIBCFLAGS.

397
398
399
400
401
402
403
2014-09-02  Niels Möller  <nisse@lysator.liu.se>

	* curve25519-eh-to-x.c (curve25519_eh_to_x): New file, new
	function. The curve25519 transform currently done by ecc_eh_to_a,
	but which should eventually be eliminted from that function.
	* Makefile.in (hogweed_SOURCES): Added curve25519-eh-to-x.c.
	* ecc-internal.h (curve25519_eh_to_x): Declare it.
404

405
	* curve25519-mul.c (curve25519_mul): Use it.
406
407
	* curve25519-mul-g.c (curve25519_mul_g): Likewise. Also introduce
	local variable ecc, and use ecc->mul_g_itch.
408

409
410
2014-08-29  Niels Möller  <nisse@lysator.liu.se>

411
412
413
414
415
	* testsuite/testutils.c (test_ecc_mul_j): Renamed, to ...
	(test_ecc_mul_h): ... new name. Use ecc->h_to_a function pointer.
	Updated callers.

	* examples/ecc-benchmark.c (bench_add_jjj): Renamed, to ...
416
417
418
419
420
	(bench_add_hhh): ... new name. Use ecc->add_hhh function pointer.
	(bench_add_ehh): Deleted.
	(bench_curve): Use bench_add_hhh for all curves. Use ecc->mul_itch
	for scratch size.

421
422
423
424
425
426
427
428
429
	Switch the curve25519 implementation to use the isomorphism to the
	twisted Edwards curve which is used for Ed25519 signatures.
	* eccdata.c (ecc_curve_init): Tweaked the transformation constant
	for the isomorphism between curve25519 and the twisted Edwards
	curve.
	* ecc-add-ehh.c (ecc_add_ehh): Updated formulas for the twist curve.
	* ecc-add-eh.c (ecc_add_eh): Likewise.
	* ecc-dup-eh.c (ecc_dup_eh): Likewise.

430
431
2014-08-28  Niels Möller  <nisse@lysator.liu.se>

432
433
434
	* ecdsa-verify.c (ecdsa_verify): Drop include of ecc-internal.h,
	use ecc_size function instead.

435
436
437
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Use the struct ecc_curve
	function pointers: mul, mul_g, add_hhh, h_to_a.

438
439
	* ecc-internal.h (ECC_ECDSA_VERIFY_ITCH): Deleted macro. Needed
	scratch depends on curve type, not just size.
440
441
442
443
	(ecc_add_func): New typedef.
	(struct ecc_curve): New function pointer add_hhh, and constant
	add_hhh_itch. Updated all instances.

444
445
446
447
448
	* ecdsa-verify.c (ecdsa_verify): Use the ecc_ecdsa_verify_itch
	function, not the corresponding macro.
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify_itch): Take ecc->mul_itch
	into account. Also reduce to 5*ecc->size + ecc->mul_itch.

449
450
	* testsuite/ecdsa-sign-test.c (test_main): Added test for the
	obscure case of ecdsa using curve25519.
451
452
	* testsuite/ecdsa-verify-test.c (test_main): Likewise (depends on
	above changes).
453
454
455
456

	* ecc-ecdsa-sign.c (ecc_ecdsa_sign): Use mul_g and h_to_a function
	pointers. Implies (obscure) support for curve25519.

457
458
	* ecc-25519.c (ecc_25519_modq): Access q via the ecc struct.

459
460
461
	* ecc-eh-to-a.c (ecc_eh_to_a): Analogous change as for ecc_j_to_a.
	The modulo q case (op == 2) is hardcoded for curve25519.

462
	* ecc-j-to-a.c (ecc_j_to_a): For curves using redc, always convert
Niels Möller's avatar
Niels Möller committed
463
	back from redc form. When producing x coordinate only, optionally
464
465
466
467
468
469
470
471
	reduce it modulo q. Completely changes the meaning of the "flags"
	argument, and renames it to "op". Update all users of this
	function or ecc->h_to_a.

	* ecc-ecdsa-sign.c (ecc_ecdsa_sign): Use new ecc_j_to_a modulo q
	feature.
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Likewise.

Niels Möller's avatar
Niels Möller committed
472
473
474
	* testsuite/symbols-test: Regexp fixes, to better filter out
	get_pc_thunk functions.

475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
	* ecc-generic-redc.c (ecc_generic_redc): Deleted file and
	function. Split into...
	* ecc-pp1-redc.c (ecc_pp1_redc): New file and function.
	* ecc-pm1-redc.c (ecc_pm1_redc): New file and function.
	* ecc-internal.h: Updated declarations.
	* Makefile.in (hogweed_SOURCES): Replace ecc-generic-redc.c by
	ecc-pp1-redc.c and ecc-pm1-redc.c.
	* ecc-192.c: Use ecc_pp1_redc (benchmarking only).
	* ecc-224.c: Use ecc_pm1_redc when applicable.
	* ecc-256.c: Use ecc_pp1_redc when applicable.
	* ecc-384.c: Use ecc_pp1_redc (benchmarking only).
	* ecc-521.c: Use ecc_pp1_redc (benchmarking only).
	* testsuite/ecc-redc-test.c (test_main): Replace use of
	ecc_generic_redc by ecc_pp1_redc and ecc_pm1_redc.

490
491
492
493
	* eccdata.c (output_curve): Don't output ecc_redc_g.
	* ecc-internal.h (struct ecc_curve): Deleted unused field redc_g.
	Updated all instances.

494
495
2014-08-27  Niels Möller  <nisse@lysator.liu.se>

496
497
	* ecc-modq.c (ecc_modq_inv): Use q_bit_size.

498
499
500
	* ecc-internal.h (struct ecc_curve): New field q_bit_size. Updated
	all instances.

Niels Möller's avatar
Niels Möller committed
501
502
503
	* configure.ac: Bumped package version number to 3.1.
	(LIBHOGWEED_MAJOR): Bumped library version to 4.0.

Niels Möller's avatar
Niels Möller committed
504
	Merged camellia-reorg changes (starting at 2014-07-04).
505
506
	* Makefile.in (clean-here): Added ecc-25519.h.

Niels Möller's avatar
Niels Möller committed
507
508
2014-08-26  Niels Möller  <nisse@lysator.liu.se>

509
510
511
512
513
514
	* examples/ecc-benchmark.c (bench_mul_g, bench_mul_a): Use struct
	ecc_curve function pointers.
	(bench_mul_g_eh, bench_mul_a_eh): Deleted.
	(bench_curve): Make modq benchmark unconditional. Use bench_mul_g
	and bench_mul_a also for curve25519.

515
516
517
	* testsuite/ecc-mod-test.c (test_curve): Make modq test
	unconditional, partially reverting 2014-07-04 change.

Niels Möller's avatar
Niels Möller committed
518
519
520
521
	* ecc-25519.c (ecc_25519_modq): New function.

	* eccdata.c (output_curve): Precomputation for curve25519 mod q.

Niels Möller's avatar
Niels Möller committed
522
523
524
	* mini-gmp.c (mpz_abs_sub_bit): Do full normalization, needed in
	case the most significant bit is cleared.

525
526
2014-08-25  Niels Möller  <nisse@lysator.liu.se>

527
528
529
530
531
532
533
534
535
	* testsuite/ecdh-test.c (set_point): Check return value of
	ecc_point_set.
	(test_main): Enable curve25519 test.

	* ecc-point-mul-g.c (ecc_point_mul_g): Use ecc->mul_g and
	ecc->h_to_a function pointers.
	* ecc-point-mul.c (ecc_point_mul): Use the ecc->mul and
	ecc->h_to_a function pointers.

536
537
538
539
540
	* ecc-internal.h (ecc_mul_g_func, ecc_mul_func, ecc_h_to_a_func):
	New typedefs.
	(struct ecc_curve): New function pointers mul, mul_g, h_to_a, and
	constans for their scratch requirements. Updated all instances.

541
542
543
	* ecc-point.c (ecc_point_set): Handle curve25519 as a special
	case, when checking if the point is on the curve.

Niels Möller's avatar
Niels Möller committed
544
545
2014-08-24  Niels Möller  <nisse@lysator.liu.se>

546
	* testsuite/ecdh-test.c: Test ecc_point_mul and ecc_point_mul_g,
547
548
549
550
	using test data generated by ecc-ref.gp. Tests for all curves
	except curve25519, which doesn't yet work with the general
	ecc_point interface.

551
552
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added ecdh-test.c.

Niels Möller's avatar
Niels Möller committed
553
554
	* misc/ecc-ref.gp: Script to generate ECDH test data.

555
556
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

557
558
559
560
	* ecc-a-to-j.c (ecc_a_to_j): Deleted INITIAL argument.
	* ecc.h (ecc_a_to_j): Updated prototype.
	* ecc-mul-a.c (ecc_mul_a, table_init): Updated calls to ecc_a_to_j.

561
562
563
564
565
566
567
	* ecc-mul-a.c (ecc_mul_a): Deleted INITIAL argument, all callers,
	except the tests, pass 1. Updated all callers.
	(table_init): Likewise deleted INITIAL.
	* ecc.h (ecc_mul_a): Updated prototype.
	* testsuite/ecc-mul-a-test.c (test_main): Deleted tests for
	ecc_mul_a with INITIAL == 0.

568
569
570
	* ecc-internal.h (struct ecc_curve): Reordered struct, moved
	function pointers before pointers to bignum constants.

571
572
573
574
575
576
	* sec-modinv.c (sec_modinv): Document that for a == 0 (mod m), we
	should produce the "inverse" 0.

	* testsuite/ecc-modinv-test.c (test_main): Check that ecc_modp_inv
	produces 0 if a == 0 or a == p.

577
578
2014-08-22  Niels Möller  <nisse@lysator.liu.se>

579
580
581
582
	* x86_64/ecc-25519-modp.asm: New file. Assembly implementation,
	initial version yields 30% speedup of ecc_25519_modp. Early
	folding eliminates one pass of carry propagation, and yields
	almost 20% additional speedup.
583

584
585
586
587
588
589
	* ecc-25519.c [HAVE_NATIVE_ecc_25519_modp]: Use assembly version
	if available.

	* configure.ac (asm_hogweed_optional_list): Added ecc-25519-modp.asm.
	Also add HAVE_NATIVE_ecc_25519_modp to config.h.in.

590
591
592
593
594
595
596
597
2014-08-19  Niels Möller  <nisse@lysator.liu.se>

	* examples/ecc-benchmark.c (bench_curve): Support benchmarking of
	curve25519, for now handled as a special case.
	(curves): Added nettle_curve25519.
	(bench_dup_eh, bench_add_eh, bench_add_ehh, bench_mul_g_eh): New
	functions.

598
599
2014-08-18  Niels Möller  <nisse@lysator.liu.se>

600
601
602
603
604
	* testsuite/curve25519-dh-test.c (test_a): Use curve25519_mul.
	(test_main): Use little-endian inputs for test_a.
	(curve25519_sqrt, curve_25519): Deleted static helper functions,
	no longer needed.

Niels Möller's avatar
Niels Möller committed
605
606
607
608
	* curve25519-mul.c (curve25519_mul): New file and function.
	* curve25519.h (curve25519_mul): Declare it.
	* Makefile.in (hogweed_SOURCES): Added curve25519-mul.c.

609
610
611
612
613
	* curve25519-mul-g.c (curve25519_mul_g): Renamed file and
	function, updated callers.
	* curve25519-base.c (curve25519_base): ... old names.
	* Makefile.in (hogweed_SOURCES): Updated for rename.

614
615
616
617
618
	* eccdata.c (output_curve): Compute constants needed for
	Shanks-Tonelli.
	* ecc-25519.c (ecc_modp_powm_2kp1, ecc_25519_sqrt): New functions.
	* ecc-internal.h (ecc_25519_sqrt): Declare it.

619
620
2014-08-06  Niels Möller  <nisse@lysator.liu.se>

621
622
623
	* testsuite/curve25519-dh-test.c (test_g): Use curve25519_base.
	(test_main): Use little-endian inputs for test_g.

Niels Möller's avatar
Niels Möller committed
624
625
626
627
628
629
	* curve25519-base.c (curve25519_base): New file, new function.
	Analogous to NaCl's crypto_scalarmult_base.
	* curve25519.h: New file.
	* Makefile.in (hogweed_SOURCES): Added curve25519-base.c.
	(HEADERS): Added curve25519.h.

630
631
632
	* gmp-glue.c (mpn_set_base256_le, mpn_get_base256_le): New functions.
	* gmp-glue.h: Declare them.

633
634
2014-08-02  Niels Möller  <nisse@lysator.liu.se>

635
636
637
	* testsuite/curve25519-dh-test.c (curve25519_sqrt): Fixed memory
	leak, a mpz_clear call was missing.

638
639
640
641
642
643
	* ecc-internal.h (ECC_MUL_A_EH_WBITS): Set to 4, to enable
	window-based scalar multiplication.

	* ecc-mul-a-eh.c (table_init) [ECC_MUL_A_EH_WBITS > 0]: Fixed
	initialization of TABLE(1).

644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
2014-07-29  Niels Möller  <nisse@lysator.liu.se>

	* ecc-internal.h (ECC_MUL_A_EH_WBITS): New constant.
	(ECC_A_TO_EH_ITCH, ECC_MUL_A_EH_ITCH): New macros.
	* ecc-a-to-eh.c (ecc_a_to_eh, ecc_a_to_eh_itch): New file, new
	functions.
	* ecc-mul-a-eh.c: New file.
	(ecc_mul_a_eh): New function. The case [ECC_MUL_A_EH_WBITS > 0]
	not yet working).
	(ecc_mul_a_eh_itch): New function.
	* ecc.h: Declare new functions.
	* Makefile.in (hogweed_SOURCES): Added ecc-a-to-eh.c and
	ecc-mul-a-eh.c.

	* testsuite/curve25519-dh-test.c (curve25519_sqrt): New function.
	(curve_25519): Use ecc_mul_a_eh.
	(test_a): New function.
	(test_main): Test construction of shared secret, using scalar
	multiplication with points other than the fix generator.

664
665
666
667
668
2014-07-26  Niels Möller  <nisse@lysator.liu.se>

	* ecc-add-ehh.c (ecc_add_ehh): Reduce scratch need.
	* ecc-internal.h (ECC_ADD_EHH_ITCH): Reduced to 7*size.

Niels Möller's avatar
Niels Möller committed
669
670
671
672
673
674
2014-07-23  Niels Möller  <nisse@lysator.liu.se>

	* testsuite/curve25519-dh-test.c: New test case, based on
	draft-josefsson-tls-curve25519-05 test vectors.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added curve25519-dh-test.c.

675
676
677
678
679
680
681
682
2014-07-18  Niels Möller  <nisse@lysator.liu.se>

	* ecc-mul-g-eh.c (ecc_mul_g_eh, ecc_mul_g_eh_itch): New file and
	functions. Untested.
	* ecc.h (ecc_mul_g_eh_itch): Declare new functions.
	* ecc-internal.h (ECC_MUL_G_EH_ITCH): New macro.
	* Makefile.in (hogweed_SOURCES): Added ecc-mul-g-eh.c.

Niels Möller's avatar
Niels Möller committed
683
684
2014-07-17  Niels Möller  <nisse@lysator.liu.se>

685
686
687
	* ecc-add-eh.c (ecc_add_eh): Reduce scratch need.
	* ecc-internal.h (ECC_ADD_EH_ITCH): Reduced to 6*size.

Niels Möller's avatar
Niels Möller committed
688
689
690
	* testsuite/curve25519-dup-test.c (test_main): Free allocated
	storage.

691
692
2014-07-15  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
693
694
695
696
697
698
699
	* ecc-add-eh.c (ecc_add_eh, ecc_add_eh_itch): New file, new
	functions.
	* ecc.h: Declare new functions.
	* ecc-internal.h (ECC_ADD_EH_ITCH): New macro.
	* Makefile.in (hogweed_SOURCES): Added ecc-add-eh.c.
	* testsuite/curve25519-add-test.c (test_main): Test ecc_add_eh.
	Additional test for g2+g2. Free allocated storage.
700

Niels Möller's avatar
Niels Möller committed
701
702
2014-07-14  Niels Möller  <nisse@lysator.liu.se>

703
704
705
706
	* testsuite/curve25519-add-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-add-test.c.

707
708
709
710
711
712
713
714
	* ecc-add-ehh.c (ecc_add_ehh, ecc_add_ehh_itch): New file, new
	functions.
	* ecc.h (ecc_add_ehh, ecc_add_ehh_itch): Declare them.
	* ecc-internal.h (ECC_ADD_EHH_ITCH): New macro.
	* Makefile.in (hogweed_SOURCES): Added ecc-add-ehh.c.

	* ecc-25519.c (nettle_curve25519): Use ecc_d instead of ecc_b.

715
716
717
	* eccdata.c: For curve25519, output the Edwards curve constant,
	ecc_d = (121665/121666) mod p.

Niels Möller's avatar
Niels Möller committed
718
719
720
	* testsuite/curve25519-dup-test.c (test_main): Add test for 4g.
	Delete some left-over debug output.

721
722
2014-07-11  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
723
724
	* misc/ecc-formulas.tex: Some ECC notes.

725
726
727
728
	* testsuite/curve25519-dup-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-dup-test.c.

729
730
731
732
733
	* testsuite/testutils.c (test_ecc_point): Made non-static.
	* testsuite/testutils.h (struct ecc_ref_point): Moved here, from
	testutils.h.
	(test_ecc_point): Declare it.

734
735
736
737
738
739
740
741
	* ecc-dup-eh.c (ecc_dup_eh, ecc_dup_eh_itch): New file, new functions.
	* ecc-eh-to-a.c (ecc_eh_to_a, ecc_eh_to_a_itch): New file, new
	functions.
	* ecc.h: Declare new functions.
	* ecc-internal.h (ECC_EH_TO_A_ITCH, ECC_DUP_EH_ITCH): New macros.
	* Makefile.in (hogweed_SOURCES): Added ecc-dup-eh.c and
	ecc-eh-to-a.c.

742
743
744
745
746
747
748
749
750
	* ecc-internal.h (struct ecc_curve): New constant edwards_root.
	* ecc-192.c (nettle_secp_192r1): Updated accordingly, additional
	NULL pointer.
	* ecc-224.c (nettle_secp_224r1): Likewise.
	* ecc-256.c (nettle_secp_256r1): Likewise.
	* ecc-384.c (nettle_secp_384r1): Likewise.
	* ecc-521.c (nettle_secp_521r1): Likewise.
	* ecc-25519.c (nettle_curve25519): Initialize new constant.

751
752
753
754
	* eccdata.c (ecc_curve_init): For curve 25519, use correct
	constant for edwards coordinate transform, and output the constant
	as ecc_edwards.

755
756
757
758
2014-07-06  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c: Use separate is_zero flag to represent the neutral
	element.
759
760
761
762
763
	(output_point, output_point_redc): Unified to a single function,
	with a use_redc flag argument. Also support conversion to Edwards
	form.
	(ecc_curve_init_str): New argument for Edwards curve conversion
	constant.
764

765
766
2014-07-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
767
	Started curve25519 branch.
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
	* ecc-25519.c: New file.
	(ecc_25519_modp): New function.
	(nettle_curve25519): New curve.

	* ecc-curve.h (nettle_curve25519): Declare it.

	* Makefile.in (hogweed_SOURCES): Added ecc-25519.c.
	(ecc-25519.h): New generated file. Add as explicit dependency for
	ecc-25519.o.

	* testsuite/ecc-mod-test.c (test_curve): New function, extracted
	from test_main. Tolerate NULL modq function pointer.
	(test_main): Use test_curve, iterate over supported curves, and
	also test curve_25519 for the new modp function.

783
784
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

785
786
787
	* ecc-modp.c (ecc_modp_sub_1): Deleted unused function.
	* ecc-internal.h: Deleted corresponding declaration.

788
789
790
	* examples/nettle-benchmark.c (time_cipher): Fixed memset calls,
	amending the totally broken change from 2014-02-06.

Niels Möller's avatar
Niels Möller committed
791
792
793
794
2014-07-02  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c (ecc_dup): Use mpz_submul_ui, now available in
	mini-gmp.
795
796
797
798
799
800
801
802
	(ecc_type): New enum, for Weierstrass and Montgomery curves
	(ecc_curve): New field type.
	(ecc_dup): Support montgomery curves.
	(ecc_add): Likewise.
	(ecc_curve_init_str): New argument, for the curve type.
	(ecc_curve_init): Pass curve type to all ecc_curve_init_str calls.
	Recognize curve25519, for bit_size 255.
	(output_modulo): Deleted assert, which isn't true for curve25519.
Niels Möller's avatar
Niels Möller committed
803

804
805
806
807
808
809
2014-06-30  Niels Möller  <nisse@lysator.liu.se>

	* camellia-absorb.c: Include <limits.h>, needed for correct use of
	HAVE_NATIVE_64_BIT. Reported and debugged by Magnus Holmgren.
	Fixes debian build failure on s390x.

810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
2014-06-26  Niels Möller  <nisse@lysator.liu.se>

	From Martin Storsjö:
	* configure.ac (IF_NOT_SHARED): New substituted variable.
	* hogweed.pc.in: Use @LIBS@, instead of hardcoding -lgmp. When
	shared libraries are disabled, move needed libraries from
	Requires.private: to Requires: and from Libs.private: to Libs:.

 	From Nikos Mavrogiannopoulos.
	* examples/hogweed-benchmark.c (bench_alg): Tolerate alg->init
	returning NULL.
	(bench_openssl_ecdsa_init): Return NULL if
	EC_KEY_new_by_curve_name fails, indicating the curve is not
	supported.

825
826
2014-06-25  Niels Möller  <nisse@lysator.liu.se>

827
828
	Support for building with mini-gmp instead of the real GMP. Loosely
	based on work by Nikos Mavrogiannopoulos.
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
	* configure.ac: New command line option --enable-mini-gmp. Also
	disable all libgmp-related checks when enabled.
	(NETTLE_USE_MINI_GMP): New substituted variable.
	(LIBHOGWEED_LIBS): Use $(LIBS) instead of -lgmp.
	(IF_MINI_GMP): New Makefile conditional.
	(GMP_NUMB_BITS): Alternative test for the mini-gmp case.
	Substituted also in bignum.h.
	(HAVE_MPZ_POWM_SEC): Drop this unused check.

	* bignum.h: Renamed, to...
	* bignum.h.in: New name.
	(NETTLE_USE_MINI_GMP): Substituted by configure.
	(GMP_NUMB_BITS): Substituted by configure, for the mini-gmp case.

	* Makefile.in (OPT_HOGWEED_SOURCES): New variable, value
	conditional on @IF_MINI_GMP@.
	(hogweed_SOURCES): Add $(OPT_HOGWEED_SOURCES).
	(PRE_CPPFLAGS): Add -I$(srcdir).
	(HEADERS): Delete bignum.h.
	(INSTALL_HEADERS): Add bignum.h. Also add mini-gmp.h, if mini-gmp
	is enabled.
	(DISTFILES): Added bignum.h.in.
	(bignum.h): New target.
	(distclean-here): Delete bignum.h.

	* examples/ecc-benchmark.c (modinv_gcd) [NETTLE_USE_MINI_GMP]:
	Disable this benchmark.
	(mpn_random) [NETTLE_USE_MINI_GMP]: Provide a simple implementation.

	* testsuite/ecc-mod-test.c [NETTLE_USE_MINI_GMP]: Skip test, it
	depends on gmp_randstate_t.
	* testsuite/ecc-modinv-test.c [NETTLE_USE_MINI_GMP]: Likewise.
	* testsuite/ecc-mul-a-test.c [NETTLE_USE_MINI_GMP]: Likewise.
	* testsuite/ecc-mul-g-test.c [NETTLE_USE_MINI_GMP]: Likewise.
	* testsuite/ecc-redc-test.c [NETTLE_USE_MINI_GMP]: Likewise.

	Various preparations for mini-gmp support.
866
867
868
869
870
	* testsuite/bignum-test.c: Use WITH_HOGWEED instead of HAVE_LIBGMP
	for preprocessor conditionals.
	* testsuite/testutils.h: Likewise.
	* testsuite/sexp-format-test.c: Likewise.

871
872
873
874
875
	* testsuite/ecdsa-keygen-test.c (test_main): Use printf,
	mpz_out_str and write_mpn instead of gmp_fprintf.
	* testsuite/ecdsa-sign-test.c (test_ecdsa): Likewise.
	* testsuite/ecdsa-verify-test.c (test_ecdsa): Likewise.

876
877
878
879
880
881
882
	* dsa.h: Include bignum.h instead of gmp.h.
	* ecc-internal.h: Likewise.
	* ecc.h: Likewise.
	* gmp-glue.h: Likewise.
	* pkcs1.h: Likewise.
	* rsa.h: Likewise.

Niels Möller's avatar
Niels Möller committed
883
884
	* testsuite/testutils.c (die): Use plain vfprintf, not
	gmp_vfprintf.
885
886
887
	(write_mpn): New function.
	(test_ecc_point): Use it, replacing gmp_fprintf.
	* testsuite/testutils.h (write_mpn): Declare it.
Niels Möller's avatar
Niels Möller committed
888

889
890
	* der-iterator.c: Deleted HAVE_LIBGMP conditionals.

Niels Möller's avatar
Niels Möller committed
891
892
893
894
2014-06-07  Niels Möller  <nisse@lysator.liu.se>

	* Released nettle-3.0

895
896
2014-06-04  Niels Möller  <nisse@lysator.liu.se>

897
898
899
	* NEWS: List des-compat.h as a candidate for removal in the next
	release.

900
901
902
	* testsuite/des-compat-test.c (test_main): Fixed out of bounds
	memory read, reported by Nikos Mavrogiannopoulos.

903
904
905
	* nettle-write.h: Include <stddef.h>, fixing compilation on
	freebsd.

906
907
908
	* aclocal.m4 (ac_stdint): Fixed "unsinged" typo, spotted by Andy
	Goth.

Niels Möller's avatar
Niels Möller committed
909
910
911
912
913
914
915
916
917
918
2014-06-01  Niels Möller  <nisse@lysator.liu.se>

	* x86_64/gcm-hash8.asm: Pass correct argument count to W64_EXIT.
	* x86_64/camellia-crypt-internal.asm: Pass correct argument count
	to W64_ENTRY and W64_EXIT.

	* x86_64/machine.m4 [W64_ABI]: Fix for the case of 6 function
	arguments. Also push %rdi unconditionally, and use aligned
	accesses for save and restore %xmm registers (movdqa).

919
920
2014-05-31  Niels Möller  <nisse@lysator.liu.se>

921
922
923
924
925
926
	* configure.ac: Check for COFF type directives.
	(ASM_COFF_STYLE): New substituted variable.
	* config.m4.in: Set COFF_STYLE from configure.
	* asm.m4 (PROLOGUE): Use COFF type directive, if enabled by
	configure. Fixes problem with windows dll linking.

927
928
	* asm.m4: Deleted unused offsets for struct aes_ctx.

929
930
2014-05-28  Niels Möller  <nisse@lysator.liu.se>

931
932
933
	* testsuite/nettle-pbkdf2-test: Delete carriage return characters
	from output.

934
935
936
937
938
	* configure.ac (LIBHOGWEED_LIBS): Be explicit and link
	libhogweed.so with libnettle.so, not -lnettle.
	(LIBHOGWEED_LINK): Drop -L. flag, no longer needed, and previously
	not at the correct position in the link command line.

939
940
941
942
943
944
945
2014-05-27  Niels Möller  <nisse@lysator.liu.se>

	* examples/ecc-benchmark.c: If mpn_sec_powm is available,
	benchmark it, for modinv.
	(bench_modinv_powm): New function.
	(bench_curve): Use it.

946
947
948
949
950
2014-05-22  Niels Möller  <nisse@lysator.liu.se>

	From Claudio Bley:
	* Makefile.in ($(des_headers)): Use the EXEEXT_FOR_BUILD.

951
952
2014-05-15  Niels Möller  <nisse@lysator.liu.se>

953
954
	* NEWS: Updated with library version numbers.

955
956
	* configure.ac (dummy-dep-files): Use simpler and more portable
	sed expression. Problem reported by Peter Eriksson.
957
958
959
	(LIBHOGWEED_MAJOR): Bumped shared library version to 3.0.
	(LIBHOGWEED_MINOR): Reset to zero. Also increased the package
	version number to 3.0.
960

961
962
	* getopt.c: Don't use gettext.

963
964
965
966
967
2014-05-14  Niels Möller  <nisse@lysator.liu.se>

	* testsuite/nettle-pbkdf2-test: Avoid the bash construction
	${#foo}.

968
969
970
971
972
973
	* getopt.c: Copied from glibc tree, tag glibc-2.19.
	* getopt.h: Likewise.
	* getopt1.c: Likewise.
	* getopt_int.h: New file, also copied from glibc.
	* Makefile.in (DISTFILES): Added getopt_int.h.

974
975
2014-05-09  Niels Möller  <nisse@lysator.liu.se>

976
977
978
	* mini-gmp.c: Updated, use version from gmp-6.0.0.
	* mini-gmp.h: Likewise.

979
980
981
	* testsuite/Makefile.in (all): Drop dependency on $(TARGETS), to
	delay building of test programs until make check.

982
983
2014-05-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
984
985
	* nettle.texinfo (nettle_aead abstraction): Document nettle_aead.

986
987
988
989
990
991
992
	* Makefile.in (nettle_SOURCES): Added nettle-meta-aeads.c.
	* nettle-meta.h (nettle_aeads): Declare array.
	* nettle-meta-aeads.c (nettle_aeads): New file, new array.
	* testsuite/meta-aead-test.c: New test case.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added
	meta-aead-test.c.

993
994
995
	* aclocal.m4 (GMP_PROG_CC_FOR_BUILD): If CC_FOR_BUILD is gcc, add
	-O option. This makes eccdata twice as fast.

996
997
998
999
1000
2014-05-06  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo: Document SHA3 and ChaCha-Poly1305 as
	experimental.

Niels Möller's avatar
Niels Möller committed
1001
1002
1003
2014-05-05  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (POLY1305): Document poly1305-aes.
1004
1005
1006
	(Authenticated encryption): Move AEAD algorithms to their own
	section.
	(RSA, DSA, ECDSA): Change some subsections to subsubsections.
Niels Möller's avatar
Niels Möller committed
1007
	(ChaCha-Poly1305): Document ChaCha-Poly1305.
Niels Möller's avatar
Niels Möller committed
1008

Niels Möller's avatar
Niels Möller committed
1009
1010
1011
2014-05-04  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (DSA): Document new DSA interface.
1012
	(Salsa20): Update salsa20 docs.
Niels Möller's avatar
Niels Möller committed
1013
	(ChaCha): Document ChaCha.
Niels Möller's avatar
Niels Möller committed
1014

Niels Möller's avatar
Niels Möller committed
1015
1016
2014-05-03  Niels Möller  <nisse@lysator.liu.se>

1017
1018
1019
1020
	* configure.ac: Check for SIZEOF_SIZE_T.
	* ccm.c (ccm_set_nonce): Skip code for 64-bit encoding when size_t
	is only 32 bits.

Niels Möller's avatar
Niels Möller committed
1021
1022
1023
	* nettle.texinfo (CCM): Document new ccm macros and constants.
	Describe ccm restrictions.

Niels Möller's avatar
Niels Möller committed
1024
1025
	* ccm.h (CCM_DIGEST_SIZE): New constant.

1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
2014-04-30  Niels Möller  <nisse@lysator.liu.se>

	* ccm.c (CCM_IV_MAX_SIZE, CCM_IV_MIN_SIZE): Deleted, replaced by
	public constants CCM_MIN_NONCE_SIZE and CCM_MAX_NONCE_SIZE.
	(ccm_build_iv): Updated for above rename.
	(CCM_L_MAX_SIZE): Deleted, no longer used.

	* ccm.h (CCM_MIN_NONCE_SIZE, CCM_MAX_NONCE_SIZE): New constants.
	(CCM_MAX_MSG_SIZE): New macro.

Niels Möller's avatar
Niels Möller committed
1036
1037
1038
2014-04-27  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (Cipher modes): Subsection on AEAD constructions.
Niels Möller's avatar
Niels Möller committed
1039
1040
	(GCM): Update GCM documentation, including functions for
	gcm_aes128, gcm_camellia128, ...
Niels Möller's avatar
Niels Möller committed
1041

1042
1043
2014-04-26  Niels Möller  <nisse@lysator.liu.se>

1044
1045
	* nettle.texinfo: Update for introduction of nettle_cipher_func.
	(GCM): Document GCM_DIGEST_SIZE.
1046
	(UMAC): Document new UMAC constants.
1047
	(Keyed hash functions): Make HMAC and UMAC their own info nodes.
Niels Möller's avatar
Niels Möller committed
1048
	(EAX): Document EAX.
1049

1050
1051
1052
	* umac.h (UMAC_MIN_NONCE_SIZE, UMAC_MAX_NONCE_SIZE): New
	constants.

1053
1054
2014-04-25  Niels Möller  <nisse@lysator.liu.se>

1055
1056
	* All hash-related files: Renamed all _DATA_SIZE constants to
	_BLOCK_SIZE, for consistency. Old names kept for backwards
1057
	compatibility.
1058

Owen Kirby's avatar
Owen Kirby committed
1059
1060
1061
	* nettle.texinfo (CCM): Documentation for CCM mode, contributed by
	Owen Kirby.

1062
1063
1064
1065
1066
1067
1068
1069
1070
	* testsuite/ccm-test.c (test_cipher_ccm): And tests.

	* ccm.c (ccm_decrypt_message): Change length argument, should now
	be clear text (dst) length.
	* ccm-aes128.c (ccm_aes128_decrypt_message): Likewise.
	* ccm-aes192.c (ccm_aes192_decrypt_message): Likewise.
	* ccm-aes256.c (ccm_aes256_decrypt_message): Likewise.
	* ccm.h: Updated prototypes.

1071
1072
2014-04-22  Niels Möller  <nisse@lysator.liu.se>

1073
1074
1075
	* nettle.texinfo (Recommended hash functions): Document additional
	sha512 variants.

1076
1077
1078
	* sha2.h (sha512_224_ctx, sha512_256_ctx): New aliases for the
	sha512_ctx struct tag.

1079
1080
1081
1082
1083
2014-04-17  Niels Möller  <nisse@lysator.liu.se>

	* examples/Makefile.in (SOURCES): Deleted next-prime.c (forgotten
	in 2014-04-13 change).

Niels Möller's avatar
Niels Möller committed
1084
1085
2014-04-16  Niels Möller  <nisse@lysator.liu.se>

1086
1087
1088
	* testsuite/ccm-test.c (test_cipher_ccm): Deleted check for NULL
	authdata.

Niels Möller's avatar
Niels Möller committed
1089
1090
1091
1092
1093
1094
	* sha3-224.c (sha3_224_init): Pass pointer to context struct, not
	pointer to first element, to memset.
	* sha3-256.c (sha3_256_init): Likewise.
	* sha3-384.c (sha3_384_init): Likewise.
	* sha3-512.c (sha3_512_init): Likewise.

Niels Möller's avatar
Niels Möller committed
1095
1096
1097
1098
	* examples/eratosthenes.c (vector_alloc): Use sizeof(*vector)
	instead of explicit type in malloc call.
	(vector_init): Make constant explicitly unsigned long.

Niels Möller's avatar
Niels Möller committed
1099
1100
	* tools/input.c (sexp_get_quoted_char): Deleted useless for loop.

1101
1102
2014-04-13  Niels Möller  <nisse@lysator.liu.se>

1103
1104
1105
1106
1107
	* rsa-compat.c: Deleted file.
	* rsa-compat.h: Deleted file.
	* Makefile.in (hogweed_SOURCES): Deleted rsa-compat.c.
	(HEADERS): Deleted rsa-compat.h.

1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
	* examples/next-prime.c: Deleted file.
	* bignum-next-prime.c (nettle_next_prime): Deleted file and
	function.
	* prime-list.h: Deleted file.
	* bignum.h (nettle_next_prime): Deleted prototype.
	* Makefile.in (hogweed_SOURCES): Deleted bignum-next-prime.c.
	(DISTFILES): Deleted prime-list.h.
	* examples/Makefile.in (HOGWEED_TARGETS): Deleted next-prime, and
	corresponding make target.

Niels Möller's avatar
Niels Möller committed
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
2014-04-12  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (Copyright): Updated licensing info.
	* README: Likewise.

	* Makefile.in (DISTFILES): Distribute new COPYING* files.

	* COPYING.LESSERv3: New file.
	* COPYINGv3: New file.
	* COPYING.LIB: Deleted.
	* COPYINGv2: New name for GPL version 2 file.
	* COPYING: Old name, deleted.

	* Update license headers for LGPL3+ and GPL2+ dual licensing.

Niels Möller's avatar
Niels Möller committed
1133
1134
2014-04-11  Niels Möller  <nisse@lysator.liu.se>

1135
1136
	* testsuite/testutils.c (test_aead): Use aead->digest_size.

1137
1138
	* configure.ac: Skip GMP tests if public key support is disabled.

1139
1140
	* eax.c (block16_xor): Fixed bug effecting 32-bit platforms.

Niels Möller's avatar
Niels Möller committed
1141
1142
1143
1144
	* Makefile.in (DISTFILES): Deleted memxor.c, already included via
	nettle_SOURCES.
	* tools/Makefile.in (SOURCES): Add nettle-pbkdf2.c.

1145
1146
1147
1148
1149
1150
1151
2014-04-10  Niels Möller  <nisse@lysator.liu.se>

	From Nikos Mavrogiannopoulos:
	* examples/hogweed-benchmark.c (bench_openssl_ecdsa_init): Support
	for secp192r1 and secp256r1.
	(alg_list): Add them.

1152
1153
2014-04-09  Niels Möller  <nisse@lysator.liu.se>

1154
1155
1156
	* examples/nettle-benchmark.c (main): Benchmark sha512_224 and
	sha512_256.

1157
1158
1159
1160
	* testsuite/sha512-224-test.c: New file.
	* testsuite/sha512-256-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added new files.

1161
1162
1163
1164
	* nettle-meta.h (nettle_sha512_224, nettle_sha512_256): Declare.
	* sha512-224-meta.c (nettle_sha512_224): New file, new nettle_hash.
	* sha512-256-meta.c (nettle_sha512_256): New file, new nettle_hash.

1165
1166
1167
	* sha2.h (SHA512_224_DIGEST_SIZE, SHA512_224_DATA_SIZE)
	(SHA512_256_DIGEST_SIZE, SHA512_256_DATA_SIZE): New constants.

1168
1169
	* sha512.c (sha512_256_digest): Typo fix, call sha512_256_init.

1170
1171
1172
	* testsuite/testutils.c (test_hash): Removed redundant init call.
	Tests that digest implies init.

1173
1174
2014-03-28  Niels Möller  <nisse@lysator.liu.se>

1175
1176
	* testsuite/dsa-keygen-test.c (test_main): Explicitly use
	dsa_compat_generate_keypair.
1177
1178
1179
	(test_main): Test dsa_generate_params and dsa_generate_keypair
	with a large q; p_bits = 1024, q_bits = 768.

1180
1181
	* testsuite/testutils.h: Undo dsa-compat.h name mangling.

1182
1183
1184
1185
1186
	* dsa-keygen.c (dsa_generate_keypair): New interface, generating
	only a keypair, and no new parameters.
	* dsa-compat-keygen.c (dsa_compat_generate_keypair): New file.
	Moved old key generation function here. Use dsa_generate_keypair.

1187
1188
2014-03-27  Niels Möller  <nisse@lysator.liu.se>

1189
1190
1191
1192
1193
1194
1195
1196
1197
	* dsa-compat.c (dsa_public_key_init, dsa_public_key_clear)
	(dsa_private_key_init, dsa_private_key_clear): : Move deprecated
	DSA functions to a separate file...
	* dsa.c: ...from here.
	* dsa-compat.h: New file, declaring deprecated DSA interface.
	Include in corresponding C files.
	* Makefile.in (hogweed_SOURCES): Add dsa-compat.c.
	(HEADERS): Add dsa-compat.h.

1198
1199
1200
1201
	* dsa-gen-params.c (dsa_generate_params): New file and function,
	extracted from DSA key generation.
	* dsa-keygen.c (dsa_generate_keypair): Use dsa_generate_params.

Niels Möller's avatar
Niels Möller committed
1202
1203
2014-03-26  Niels Möller  <nisse@lysator.liu.se>

1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
	* der2dsa.c (dsa_params_from_der_iterator): Converted to new DSA
	interface. Allow q_size == 0, meaning any q < p is allowed.
	Additional validity checks.
	(dsa_public_key_from_der_iterator): Converted to new DSA
	interface. Also check that the public value is in the correct
	range.
	(dsa_openssl_private_key_from_der_iterator): Converted
	to new DSA interface. Additional validity checks.
	(dsa_openssl_private_key_from_der): Converted to new DSA
	interface.
	* tools/pkcs1-conv.c (convert_dsa_private_key): Update to use
	struct dsa_params, and adapt to the der decoding changes.
	(convert_public_key): Likewise.

1218
1219
1220
	* examples/hogweed-benchmark.c: Update dsa benchmarking to use new
	DSA interface.

1221
1222
1223
1224
	* dsa.c (dsa_params_init, dsa_params_clear): New functions.
	(dsa_public_key_init): Use dsa_params_init.
	(dsa_public_key_clear): Use dsa_params_clear.

1225
1226
1227
1228
1229
1230
	* sexp2dsa.c (dsa_keypair_from_sexp_alist): Converted to new DSA
	interface. Allow q_size == 0, meaning any q < p is allowed.
	Additional validity checks.
	(dsa_sha1_keypair_from_sexp, dsa_sha256_keypair_from_sexp):
	Converted to new DSA interface.

1231
1232
1233
1234
	* dsa2sexp.c (dsa_keypair_to_sexp): Converted to new DSA
	interface.
	* tools/pkcs1-conv.c: Updated uses of dsa_keypair_to_sexp.

1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
	* dsa.h (struct dsa_params): New struct.

	* dsa-sign.c (dsa_sign): Use struct dsa_params, with key as a
	separate mpz_t.
	* dsa-verify.c (dsa_verify): Likewise.
	* dsa-sha1-verify.c (dsa_sha1_verify_digest, dsa_sha1_verify): Use
	dsa_verify, cast the struct dsa_public_key * input to a struct
	dsa_params *
	* dsa-sha256-verify.c (dsa_sha256_verify_digest)
	(dsa_sha256_verify): Likewise.
	* dsa-sha1-sign.c (dsa_sha1_sign_digest, dsa_sha1_sign): Likewise
	use dsa_sign, with a cast from struct dsa_public_key * to struct
	dsa_params *.
	* dsa-sha256-sign.c (dsa_sha256_sign_digest, dsa_sha256_sign):
	Likewise.

	* testsuite/testutils.c (test_dsa_verify): Use struct dsa_params.
	(test_dsa_key): Likewise.
	* testsuite/dsa-test.c (test_main): Adapt to test_dsa_key and
	test_dsa_verify changes.
	* testsuite/dsa-keygen-test.c (test_main): Adapt to
	test_dsa_key change.

Niels Möller's avatar
Niels Möller committed
1258
1259
1260
	* testsuite/testutils.c (test_dsa_sign): #if out, currently
	unused.

Owen Kirby's avatar
Owen Kirby committed
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
2014-03-23  Niels Möller  <nisse@lysator.liu.se>

	From Owen Kirby:
	* ccm.c: New file.
	* ccm.h: New file.
	* ccm-aes128.c: New file.
	* ccm-aes192.c: New file.
	* ccm-aes256.c: New file.
	* Makefile.in (nettle_SOURCES): Added ccm source files.
	(HEADERS): Added ccm.h.
	* testsuite/ccm-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added ccm-test.c.

Niels Möller's avatar
Niels Möller committed
1274
1275
1276
2014-03-20  Niels Möller  <nisse@lysator.liu.se>

	From Joachim Strömbergson:
1277
1278
1279
1280
1281
1282
	* sha512.c (K): Indentation fix.
	(sha512_224_init, sha512_224_digest, sha512_256_init)
	(sha512_256_digest): New functions.
	* sha2.h: Add prototypes.
	(sha512_224_update, sha512_256_update): New aliases for
	sha512_update.
Niels Möller's avatar
Niels Möller committed
1283

1284
1285
2014-03-18  Niels Möller  <nisse@lysator.liu.se>

1286
1287
1288
1289
1290
1291
1292
1293
1294
	* examples/nettle-benchmark.c (main): Add benchmarking of arcfour,
	salsa20 and chacha, via time_aead.

	* nettle-internal.c (nettle_arcfour128): Define, as a struct
	nettle_aead (with NULL set_nonce, update, and digest methods).
	* examples/nettle-openssl.c (nettle_openssl_arcfour128): Likewise.
	* nettle-internal.h (nettle_arcfour128)
	(nettle_openssl_arcfour128): Declare.

1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
	* nettle-types.h (nettle_cipher_func): New typedef, similar to
	nettle_crypt_func, but with a const context, intended for block
	ciphers.
	* nettle-meta.h (struct nettle_cipher): Use the nettle_cipher_func
	type.
	* Many other files affected: aes*-meta.c, camellia*-meta.c,
	cast128-meta.c, serpent-meta.c, twofish-meta.c, cbc.[ch],
	ctr.[ch], ctr.[ch], des-compat.c, eax.[ch], gcm*.[ch],
	nettle-internal.*, testsuite/aes-test.c,
	examples/nettle-benchmark.c, examples/nettle-openssl.c.

1306
1307
2014-03-16  Niels Möller  <nisse@lysator.liu.se>

1308
1309
	* chacha-set-key.c: Include string.h.

1310
1311
1312
1313
1314
1315
1316
1317
1318
	* arcfour-meta.c: Deleted file.
	* nettle-meta.h (nettle_arcfour128): Deleted declaration.
	* nettle-meta-ciphers.c (nettle_ciphers): Deleted
	nettle_arcfour128 from list.
	* Makefile.in (nettle_SOURCES): Deleted arcfour-meta.c.
	* examples/nettle-openssl.c (nettle_openssl_arcfour128): Deleted.
	* testsuite/meta-cipher-test.c: Adjust test for removal of
	nettle_arcfour128.

1319
1320
2014-03-15  Niels Möller  <nisse@lysator.liu.se>

1321
1322
1323
1324
1325
1326
1327
	* examples/nettle-benchmark.c (struct bench_aead_info): New
	struct.
	(bench_aead_crypt, bench_aead_update, init_nonce, time_aead): New
	functions, for benchmarking aead algorithms.
	(time_gcm, time_eax): Deleted functions.
	(main): Use time_aead to benchmark gcm, eax and chacha-poly1305.

1328
1329
1330
1331
	* salsa20.h (SALSA20_NONCE_SIZE): Renamed constant, old name
	SALSA20_IV_SIZE kept as an alias.
	(salsa20_set_nonce): Update prototype for the 2014-01-20 rename.

1332
1333
1334
	* Makefile.in (.asm.s): Add dependencies.
	(.s.o, .s.po): Empty any dependency .d file.

1335
1336
2014-03-04  Niels Möller  <nisse@lysator.liu.se>

1337
1338
1339
	* testsuite/chacha-test.c (test_main): Additional test cases, for
	256-bit keys.

1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
	* Makefile.in (nettle_SOURCES): Deleted chacha128-set-key.c and
	chacha256-set-key.c.

	* chacha.h (CHACHA256_KEY_SIZE): Deleted.
	(chacha_set_key): Updated prototype.
	* chacha256-set-key.c (chacha256_set_key): Deleted file and
	function, moved to...
	* chacha-set-key.c (chacha_set_key): Do 256-bit keys only. Deleted
	length argument. Updated all callers.

1350
1351
1352
1353
1354
1355
1356
1357
1358
	* chacha128-set-key.c (chacha128_set_key): Deleted file and
	function. Support for 128-bit chacha keys may be reintroduced
	later, if really needed.
	* chacha.h: Deleted chacha128-related declarations.
	* chacha-set-key.c (chacha_set_key): Drop support for 128-bit
	keys.
	* testsuite/chacha-test.c (test_main): #if:ed out all tests with
	128-bit keys.

Niels Möller's avatar
Niels Möller committed
1359
1360
2014-02-16  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1361
1362
1363
1364
1365
1366
1367
1368
1369
	* gcm.h: Declarations for gcm-camellia256.
	* gcm-camellia256.c: New file.
	* gcm-camellia256-meta.c: New file.
	* nettle-meta.h (nettle_gcm_camellia256): Declare.
	* Makefile.in (nettle_SOURCES): Added gcm-camellia256.c and
	gcm-camellia256-meta.c.
	* testsuite/gcm-test.c (test_main): Test cases for
	nettle_gcm_camellia256.

Niels Möller's avatar
Niels Möller committed
1370
1371
1372
1373
1374
1375
1376
1377
1378
	* gcm.h: Include camellia.h. Declarations for gcm-camellia128.
	* gcm-camellia128.c: New file.
	* gcm-camellia128-meta.c: New file.
	* nettle-meta.h (nettle_gcm_camellia128): Declare.
	* Makefile.in (nettle_SOURCES): Added gcm-camellia128.c and
	gcm-camellia128-meta.c.
	* testsuite/gcm-test.c (test_main): Test cases for
	nettle_gcm_camellia128. From Nikos Mavrogiannopoulos.

1379
1380
2014-02-13  Niels Möller  <nisse@lysator.liu.se>

1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
	* Makefile.in (nettle_SOURCES): Added eax-aes128.c
	eax-aes128-meta.c.
	* examples/nettle-benchmark.c: Include eax.h.
	* nettle-meta.h (nettle_eax_aes128): Declare, moved from
	nettle-internal.h.
	* eax.h: Declare eax_aes128_ctx and related functions. Moved from
	nettle-internal.h
	(EAX_IV_SIZE): New constant.
	* eax-aes128-meta.c (nettle_eax_aes128): Moved definition to new
	file.
	* eax-aes128.c (eax_aes128_set_key, eax_aes128_set_nonce)
	(eax_aes128_update, eax_aes128_encrypt, eax_aes128_decrypt)
	(eax_aes128_digest): Moved functions to a new file.
	* nettle-internal.c: ... from old location.
	* nettle-internal.h: Moved eax declarations elsewhere.

1397
1398
	* tools/nettle-pbkdf2.c (main): Added missing deallocation.

1399
1400
2014-02-12  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
	* chacha-poly1305.h: New file.
	* chacha-poly1305.c: New file.
	* chacha-poly1305-meta.c (nettle_chacha_poly1305): New file, new
	aead algorithm.
	* nettle-meta.h (nettle_chacha_poly1305): Declare.

	* Makefile.in (nettle_SOURCES): Added chacha-poly1305.c and
	chacha-poly1305-meta.c.
	(HEADERS): Added chacha-poly1305.h.

	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added
	chacha-poly1305-test.c.
	* testsuite/chacha-poly1305-test.c: New file.

1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
	* nettle-meta.h (struct nettle_aead): New generalized version
	if this struct.
	(nettle_gcm_aes128, nettle_gcm_aes192, nettle_gcm_aes256)
	(nettle_eax_aes128): Declare, moved from nettle-internal.h.
	* nettle-internal.h (struct nettle_aead): Deleted struct, moved to
	nettle-meta.h. Deleted declarations of unused instances.
	(_NETTLE_AEAD): Deleted macro.
	* nettle-internal.c (nettle_eax_aes128): Updated for new
	nettle_aead struct.
	(nettle_gcm_aes128, nettle_gcm_aes192, nettle_gcm_aes256):
	Deleted, moved to new files.
	* gcm-aes128-meta.c (nettle_gcm_aes128): Moved to new file,
	updated for new nettle_aead struct.
	* gcm-aes192-meta.c (nettle_gcm_aes192): Likewise.
	* gcm-aes256-meta.c (nettle_gcm_aes256): Likewise.
	* testsuite/testutils.c (test_aead): Take alternative set_nonce
	function as argument, and use it when nonce size differs from
	aead->nonce_length.
	* testsuite/testutils.h (test_aead): Updated prototype.
	* testsuite/gcm-test.c (nettle_gcm_unified_aes128): Updated for
	new nettle_aead struct.
	(test_main): Pass additional argument to test_aead.
	* testsuite/eax-test.c (test_main): Pass additional NULL argument
	to test_aead.

1440
1441
1442
	* eax.h (EAX_DIGEST_SIZE): New constant.
	* gcm.h (GCM_DIGEST_SIZE): Likewise.

1443
1444
1445
1446
1447
1448
2014-02-10  Niels Möller  <nisse@lysator.liu.se>

	* chacha-set-nonce.c (chacha_set_nonce): Renamed file and
	function, updated callers and Makefile.in.
	* chacha-set-iv.c (chacha_set_iv): ... from old names.

1449
1450
2014-02-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1451
1452
1453
1454
1455
	* testsuite/chacha-test.c (test_chacha): For 20 rounds, use
	chacha_crypt, and test varying the message length.
	(test_main): Add second key stream block, for all testcases with
	20 rounds.

1456
1457
	* chacha-crypt.c (chacha_crypt): Fixed block counter update.

1458
1459
2014-02-07  Niels Möller  <nisse@lysator.liu.se>

1460
1461
1462
1463
	* nettle.texinfo (ASCII encoding): Document that
	base16_encode_update and base64_encode_update now uses dst_length
	as an output only.

Niels Möller's avatar
Niels Möller committed
1464
1465
1466
	* testsuite/base64-test.c (test_main): Updated
	base64_decode_update test case.

1467
1468
	* sexp-transport.c (sexp_transport_iterator_first): For
	base64_decode_update, omit initialization of coded_length.
1469
1470
	* examples/base64dec.c (main): Likewise.
	* examples/base16dec.c (main): Likewise, for base16_decode_update.
1471

1472
1473
1474
1475
	* base64-decode.c (base64_decode_update): Use *dst_length for
	output only. Don't require callers to pass a sane value.
	* base16-decode.c (base16_decode_update): Likewise.

1476
1477
2014-02-06  Niels Möller  <nisse@lysator.liu.se>

1478
1479
	* NEWS: List _set_key incompatibilities.

Niels Möller's avatar
Niels Möller committed
1480
1481
1482
1483
1484
1485
	* nettle-meta.h (_NETTLE_CIPHER_SEP, _NETTLE_CIPHER_SEP_SET_KEY)
	(_NETTLE_CIPHER_FIX, _NETTLE_CIPHER): Deleted unused macros.

	* nettle-internal.c (nettle_blowfish128): Deleted only use of
	_NETTLE_CIPHER.

1486
1487
1488
	* blowfish.c (blowfish128_set_key): New function.
	* blowfish.h (BLOWFISH128_KEY_SIZE): New constant.

Niels Möller's avatar
Niels Möller committed
1489
1490
1491
	* cast128-meta.c (nettle_cast128): Deleted only use of
	_NETTLE_CIPHER_FIX.

1492
1493
	* examples/nettle-benchmark.c (time_cipher): Fixed memset calls.

Niels Möller's avatar
Niels Möller committed
1494
1495
2014-01-30  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1496
1497
	* Makefile.in (nettle_SOURCES): Arrange in alphabetic order.

1498
1499
1500
	* nettle.texinfo: Updated, document size_t for length arguments.
	Document new AES and Camellia interfaces.

Niels Möller's avatar
Niels Möller committed
1501
	* ecc-size.c (ecc_bit_size): New function.
Niels Möller's avatar
Niels Möller committed
1502
	* ecc.h (ecc_bit_size): Declare it.
Niels Möller's avatar
Niels Möller committed
1503

1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
2014-01-29  Niels Möller  <nisse@lysator.liu.se>

	* nettle-types.h (typedef nettle_set_key_func): Deleted length
	argument.

	* arctwo.c (arctwo40_set_key, arctwo64_set_key)
	(arctwo128_set_key, arctwo128_set_key_gutmann): New functions.
	* arctwo.h: Declare them.
	* arctwo-meta.c (ARCTWO): New macro.
	(nettle_arctwo40, nettle_arctwo64, nettle_arctwo128)
	(nettle_arctwo_gutmann128): Use new _set_key functions.

	* arcfour.h (ARCFOUR128_KEY_SIZE): New constant.
	* arcfour.c (arcfour128_set_key): New function.
	* arcfour-meta.c (nettle_arcfour128): Use arcfour128_set_key and
	ARCFOUR128_KEY_SIZE.

	* cast128.c (cast5_set_key): Renamed, was cast128_set_key.
	(cast128_set_key): New definition, with fixed key size.
	* cast128.h (CAST128_MIN_KEY_SIZE, CAST128_MAX_KEY_SIZE): Renamed
	constants, to...
	(CAST5_MIN_KEY_SIZE, CAST5_MAX_KEY_SIZE): ... new names.

	* eax.h (EAX_SET_KEY): Deleted length argument.

	* aes128-meta.c: Deleted _set_key wrappers.
	* aes192-meta.c: Likewise.
	* aes256-meta.c: Likewise.
	* camellia128-meta.c: Likewise.
	* camellia192-meta.c: Likewise.
	* camellia256-meta.c: Likewise.

	* gcm-aes128.c (gcm_aes128_set_key): Deleted length argument.
	* gcm-aes192.c (gcm_aes192_set_key): Likewise.
	* gcm-aes256.c (gcm_aes256_set_key): Likewise.
	* gcm.h: Updated prototypes.

	* serpent-set-key.c (serpent128_set_key, serpent192_set_key)
	(serpent256_set_key): New functions.
	* serpent.h: Declare new functions.
	(SERPENT128_KEY_SIZE, SERPENT192_KEY_SIZE)
	(SERPENT256_KEY_SIZE): New constants.
	* serpent-meta.c (SERPENT): New macro.
	(nettle_serpent128, nettle_serpent192, nettle_serpent256): Use new
	_set_key functions.

	* twofish-set-key.c (twofish128_set_key, twofish192_set_key)
	(twofish256_set_key): New functions.
	* twofish.h: Declare new functions.
	(TWOFISH128_KEY_SIZE, TWOFISH192_KEY_SIZE)
	(TWOFISH256_KEY_SIZE): New constants.
	* twofish-meta.c (TWOFISH): New macro.
	(nettle_twofish128, nettle_twofish192, nettle_twofish256): Use new
	_set_key functions.

	* nettle-internal.h (struct nettle_aead): Use
	nettle_hash_update_func for the set_iv function pointer.

	* nettle-internal.c (des_set_key_hack, des3_set_key_hack): Deleted
	wrapper functions.
	(chacha_set_key_hack): Deleted length argument. Use
	chacha256_set_key.
	(salsa20_set_key_hack): Deleted length argument. Use
	salsa20_256_set_key.
	(nettle_unified_aes128, nettle_unified_aes192)
	(nettle_unified_aes256): Deleted, moved to test program.
	(eax_aes128_set_key): Deleted length argument. Use EAX_SET_KEY.

	* examples/nettle-benchmark.c: Updated for _set_key changes.
	* examples/nettle-openssl.c: Likewise.
	* testsuite/testutils.c: Likewise.
	* testsuite/gcm-test.c: Likewise.

	* testsuite/aes-test.c (UNIFIED_AES): New macro. Moved glue for
	testing the old aes interface (struct aes_ctx) here.

	* testsuite/arcfour-test.c (test_arcfour): New function, for key
	sizes != 128 bits.
	(test_main): Use it.

	* testsuite/blowfish-test.c (test_blowfish): New function.
	(test_main): Use it. Also deleted old #if:ed out code.

	* testsuite/cast128-test.c (test_cast5): New function.
	(test_main): Use it, for 40-bit and 80-bit tests.

	* testsuite/serpent-test.c (test_serpent): New function.
	(test_main): Use it.

1593
1594
2014-01-27  Niels Möller  <nisse@lysator.liu.se>

1595
1596
1597
1598
1599
	* eax.h (struct eax_key, struct eax_ctx): Use union
	nettle_block16, for alignment.
	* eax.c: Updated everything to use nettle_block16.
	(block16_xor): New function.

Niels Möller's avatar
Niels Möller committed
1600
1601
1602
	* examples/nettle-benchmark.c (time_eax): New function.
	(main): Use it.

1603
1604
1605
	* x86_64/chacha-core-internal.asm: Use pshufhw + pshuflw for the
	16-bit rotate.

Niels Möller's avatar
Niels Möller committed
1606
1607
1608
	* configure.ac (asm_replace_list): Added chacha-core-internal.asm.
	* x86_64/chacha-core-internal.asm: New file.

Niels Möller's avatar
Niels Möller committed
1609
1610
1611
1612
	* examples/nettle-benchmark.c (main): Add benchmarking of chacha.
	* nettle-internal.c (nettle_chacha): New const struct, for the
	benchmark.

1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
	Chacha implementation, based on contribution by Joachim
	Strömbergson.
	* chacha.h: New file.
	* chacha256-set-key.c (chacha256_set_key): New file and function.
	* chacha128-set-key.c (chacha128_set_key): New file and function.
	* chacha-set-key.c (chacha_set_key): New file and function.
	* chacha-set-iv.c (chacha_set_iv): New file and function.
	* chacha-core-internal.c (_chacha_core): New file and function.
	* chacha-crypt.c (chacha_crypt): New file and function.
	* Makefile.in (nettle_SOURCES): Added chacha files.
	(HEADERS): Added chacha.h.
	* testsuite/chacha-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added chacha-test.c.

Niels Möller's avatar
Niels Möller committed
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
2014-01-26  Niels Möller  <nisse@lysator.liu.se>

	* nettle-internal.h (_NETTLE_AEAD_FIX): Renamed to...
	(_NETTLE_AEAD): ... new name, and deleted old definition. Also use
	_set_nonce instead of _set_iv.
	* nettle-internal.c (nettle_gcm_aes128, nettle_gcm_aes192)
	(nettle_gcm_aes256): Define in terms of new interface.
	(nettle_eax_aes128): Updated for _NETTLE_AEAD changes.

	* testsuite/gcm-test.c (test_gcm_hash): Likewise use struct
	gcm_aes128_ctx.
	(test_main): Added a testcase using the old interface based on
	struct gcm_aes_ctx.

	* examples/nettle-benchmark.c (time_gcm): Update to use new struct
	gcm_aes128_ctx. Also use name "gcm-aes128" in output.

	* gcm.h: New interface for gcm_aes128, gcm_aes192, gcm_aes256,
	using the new AES interface.
	(GCM_CTX): Reorder fields, putting the cipher context
	last.

	* Makefile.in (nettle_SOURCES): Added gcm-aes128.c, gcm-aes192.c,
	and gcm-aes256.c.

	* gcm-aes128.c: New file.
	* gcm-aes192.c: New file
	* gcm-aes256.c: New file.

Niels Möller's avatar