ChangeLog 322 KB
Newer Older
1
2
2015-01-13  Niels Möller  <nisse@lysator.liu.se>

3
4
5
6
	* x86_64/aesni/aes-encrypt-internal.asm: Use explicit .byte
	sequences for aes instructions, don't rely on assembler support.
	* x86_64/aesni/aes-decrypt-internal.asm: Likewise.

7
8
9
10
	* aclocal.m4 (NETTLE_CHECK_IFUNC): New macro, checking for ifunc
	and settting HAVE_LINK_IFUNC if working.
	* configure.ac: Use it.

11
12
2015-01-12  Niels Möller  <nisse@lysator.liu.se>

13
14
15
	* asm.m4 (DECLARE_FUNC): New macro, extracted from PROLOGUE.
	(PROLOGUE): Use it.

16
17
18
19
20
21
22
	* configure.ac (OPT_NETTLE_OBJS, OPT_HOGWEED_OBJS): Renamed
	substituted variables, and list the object files rather than
	source files.
	(OPT_ASM_NETTLE_SOURCES, OPT_ASM_HOGWEED_SOURCES): ...Old names.
	* Makefile.in (OPT_NETTLE_OBJS, OPT_HOGWEED_OBJS): Use new
	variables.

23
24
2015-01-11  Niels Möller  <nisse@lysator.liu.se>

25
26
27
28
	* x86_64/aesni/aes-decrypt-internal.asm: New file.
	* x86_64/aesni/aes-encrypt-internal.asm: New file.
	* configure.ac: New configure flag --enable-x86-aesni.

29
30
31
	* aclocal.m4 (LSH_RPATH_INIT): Handle freebsd, in the same way as
	gnu/linux, with -Wl,-rpath,.

32
33
	Merged memxor-reorg changes, starting at 2014-10-23.

34
35
36
37
38
2015-01-10  Niels Möller  <nisse@lysator.liu.se>

	* arm/memxor.asm (memxor3): Moved to new file.
	* arm/memxor3.asm: New file.

Niels Möller's avatar
Niels Möller committed
39
40
41
42
43
44
45
46
47
48
2014-11-24  Niels Möller  <nisse@lysator.liu.se>

	* x86_64/memxor3.asm (memxor3): New file, code moved from old
	memxor.asm.
	* x86_64/memxor.asm (memxor): Rewritten, no longer jumps into
	memxor3.

	* configure.ac (asm_replace_list): Added memxor.asm and
	memxor3.asm.

49
50
2014-10-23  Niels Möller  <nisse@lysator.liu.se>

51
52
53
54
	* configure.ac (IF_ASM): New substituted variable.
	* testsuite/Makefile.in (VALGRIND): Allow partial loads only when
	build includes assembly files.

55
	* memxor-internal.h (READ_PARTIAL): New macro.
56
	* memxor.c (memxor_different_alignment): Avoid out-of-bounds
57
58
	reads, corresponding to valgrind's --partial-loads-ok. Use
	READ_PARTIAL.
59
	* memxor3.c: Analogous changes for unaligned operations.
60

61
62
63
64
65
66
67
68
69
70
	* 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
71
72
	* memxor.c (memxor_common_alignment, memxor_different_alignment)
	(memxor): Change loop order, iterate from the end.
73
	(memxor3_common_alignment): Unroll twice.
74
75
	(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
76

77
78
79
80
81
82
83
84
85
86
2014-12-12  Niels Möller  <nisse@lysator.liu.se>

	* cbc.h (CBC_ENCRYPT, CBC_DECRYPT): Make type-checking hack
	stricter, warn if type of length argument is smaller than size_t.
	* ctr.h (CTR_CRYPT): Likewise.
	* eax.h (EAX_SET_KEY, EAX_SET_NONCE, EAX_UPDATE, EAX_ENCRYPT)
	(EAX_DECRYPT, EAX_DIGEST): Likewise.
	* gcm.h (GCM_SET_KEY, GCM_ENCRYPT, GCM_DECRYPT, GCM_DIGEST):
	Likewise.

Niels Möller's avatar
Niels Möller committed
87
88
2014-11-24  Niels Möller  <nisse@lysator.liu.se>

89
90
91
	* gcm.h (GCM_SET_KEY): Rename macro argument KEY to avoid
	collision with a struct tag. Spotted by Nikos Mavrogiannopoulos.

Niels Möller's avatar
Niels Möller committed
92
93
94
	* testsuite/eddsa-verify-test.c (test_eddsa): Fixed test case bug,
	showing up as use of uninitialized data with valgrind.

95
96
97
98
99
2014-10-23  Niels Möller  <nisse@lysator.liu.se>

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

100
101
2014-10-22  Niels Möller  <nisse@lysator.liu.se>

102
103
104
105
	* configure.ac: Check for getline function.
	* testsuite/ed25519-test.c (getline) [!HAVE_GETLINE]: Fallback
	definition.

106
107
108
109
	* Makefile.in (clean-here): Unconditionally delete .so and .dll
	files.
	(IMPLICIT_TARGETS): Deleted variable.

110
111
2014-10-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
112
113
114
	* testsuite/ed25519-test.c: New test case. Optionally reads the
	file pointed to by $ED25519_SIGN_INPUT.

115
116
117
118
	* testsuite/testutils.c (tstring_hex): Rewrite, using Nettle's
	base16 functions.
	(decode_hex, decode_hex_length): Deleted functions.

119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
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.


134
135
136
137
138
139
140
141
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.

142
143
2014-10-14  Niels Möller  <nisse@lysator.liu.se>

144
145
146
147
	* 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
148
149
150
151
	* testsuite/eddsa-verify-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-verify-test.c.

152
153
154
155
156
	* 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
157
158
2014-10-08  Niels Möller  <nisse@lysator.liu.se>

159
160
161
	* testsuite/eddsa-sign-test.c (test_eddsa_sign): Use
	_eddsa_expand_key, and check its public key output.

162
163
164
165
	* 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
166
167
	* eddsa-sign.c: Drop unneeded include of nettle-internal.h.

168
169
2014-10-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
170
171
172
173
	* testsuite/eddsa-sign-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-sign-test.c.

174
175
176
177
178
179
180
	* 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.

181
182
2014-10-03  Niels Möller  <nisse@lysator.liu.se>

183
	* testsuite/ecc-redc-test.c [NETTLE_USE_MINI_GMP]: Enable test.
184
	(test_main): Replace gmp_fprintf calls.
185
	* testsuite/ecc-mul-a-test.c: Likewise.
186
	* testsuite/ecc-mul-g-test.c: Likewise.
187

188
189
	* testsuite/ecc-modinv-test.c [NETTLE_USE_MINI_GMP]: Enable test.
	(ref_modinv): Use mpz_gcdext, instead of mpn_gcdext.
190
	(test_modulo): Replace gmp_fprintf calls.
191

192
193
	* 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.
194
195
	(test_modulo): Replace gmp_fprintf calls by plain fprintf and
	mpn_out_str.
196

197
198
199
	* testsuite/testutils.c (mpn_out_str): New function, needed to
	replace uses of gmp_fprintf.

200
201
202
203
204
205
206
207
208
	* 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.

209
210
2014-10-02  Niels Möller  <nisse@lysator.liu.se>

211
212
213
214
	* testsuite/eddsa-compress-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-compress-test.c.

215
216
217
218
219
220
	* 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
221
222
223
224
	* testsuite/ecc-sqrt-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	ecc-sqrt-test.c.

225
226
227
228
229
230
231
232
233
	* 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
234
235
236
237
2014-09-24  Niels Möller  <nisse@lysator.liu.se>

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

238
239
2014-09-23  Niels Möller  <nisse@lysator.liu.se>

240
241
242
243
244
245
246
	* 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.

247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
	* 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.

267
268
	* testsuite/testutils.c (test_ecc_mul_h): Use ecc->h_to_a_itch.

269
270
271
272
273
274
275
276
277
278
279
280
	* 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
281
282
2014-09-22  Niels Möller  <nisse@lysator.liu.se>

283
284
285
286
	* ecc-random.c (ecc_mod_random): Renamed, and take a const struct
	ecc_modulo * as argument. Updated callers.
	(ecc_modq_random): ... old name.

287
288
289
290
291
292
293
294
295
296
	* 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.

297
298
299
	* testsuite/ecc-redc-test.c (test_main): Relaxed tests for which
	tests to run.

Niels Möller's avatar
Niels Möller committed
300
301
302
	* 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
303
304
305
306
307
	* 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.

308
309
310
311
312
313
314
315
316
317
318
	* 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.

319
320
321
	* examples/ecc-benchmark.c (bench_modinv_powm, bench_curve):
	Updated benchmarking of mpn_sec_powm.

Niels Möller's avatar
Niels Möller committed
322
323
324
	* ecc-internal.h (struct ecc_curve): Deleted redc function
	pointer. Use only reduce pointer, which is redc or modp as
	applicable. Updated all users.
325
326
	(struct ecc_modulo): Moved mod and reduce function pointers to
	this struct.
Niels Möller's avatar
Niels Möller committed
327

328
329
330
331
332
333
334
335
336
337
338
339
340
341
	* 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
342
343
344
345
346
	* 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.

347
348
2014-09-17  Niels Möller  <nisse@lysator.liu.se>

349
350
351
352
	* 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.

353
354
355
356
357
358
359
360
361
	* 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.

362
363
364
365
	* testsuite/ecc-modinv-test.c (mpn_zero_p): Moved function, to...
	* testsuite/testutils.c (mpn_zero_p): New location. Also make
	non-static.

366
367
368
369
370
371
372
	* 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
373
374
375
376
377
378
	* 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.

379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
	* 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.

396
397
398
	* ecdsa-keygen.c (ecdsa_generate_keypair): Use struct ecc_curve
	function pointers.

399
400
401
402
403
404
405
	* 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.

406
407
408
409
410
411
412
413
414
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.

415
416
417
418
419
420
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
421
422
2014-09-09  Niels Möller  <nisse@lysator.liu.se>

423
424
425
426
427
428
	* 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
429
430
431
432
433
434
	* 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.

435
436
437
438
439
440
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.

441
442
2014-09-03  Niels Möller  <nisse@lysator.liu.se>

443
444
445
446
447
448
449
	* 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.

450
451
452
453
	* 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.

454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
	* 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.

469
470
471
472
473
474
475
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.
476

477
	* curve25519-mul.c (curve25519_mul): Use it.
478
479
	* curve25519-mul-g.c (curve25519_mul_g): Likewise. Also introduce
	local variable ecc, and use ecc->mul_g_itch.
480

481
482
2014-08-29  Niels Möller  <nisse@lysator.liu.se>

483
484
485
486
487
	* 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 ...
488
489
490
491
492
	(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.

493
494
495
496
497
498
499
500
501
	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.

502
503
2014-08-28  Niels Möller  <nisse@lysator.liu.se>

504
505
506
	* ecdsa-verify.c (ecdsa_verify): Drop include of ecc-internal.h,
	use ecc_size function instead.

507
508
509
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Use the struct ecc_curve
	function pointers: mul, mul_g, add_hhh, h_to_a.

510
511
	* ecc-internal.h (ECC_ECDSA_VERIFY_ITCH): Deleted macro. Needed
	scratch depends on curve type, not just size.
512
513
514
515
	(ecc_add_func): New typedef.
	(struct ecc_curve): New function pointer add_hhh, and constant
	add_hhh_itch. Updated all instances.

516
517
518
519
520
	* 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.

521
522
	* testsuite/ecdsa-sign-test.c (test_main): Added test for the
	obscure case of ecdsa using curve25519.
523
524
	* testsuite/ecdsa-verify-test.c (test_main): Likewise (depends on
	above changes).
525
526
527
528

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

529
530
	* ecc-25519.c (ecc_25519_modq): Access q via the ecc struct.

531
532
533
	* 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.

534
	* ecc-j-to-a.c (ecc_j_to_a): For curves using redc, always convert
Niels Möller's avatar
Niels Möller committed
535
	back from redc form. When producing x coordinate only, optionally
536
537
538
539
540
541
542
543
	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
544
545
546
	* testsuite/symbols-test: Regexp fixes, to better filter out
	get_pc_thunk functions.

547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
	* 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.

562
563
564
565
	* eccdata.c (output_curve): Don't output ecc_redc_g.
	* ecc-internal.h (struct ecc_curve): Deleted unused field redc_g.
	Updated all instances.

566
567
2014-08-27  Niels Möller  <nisse@lysator.liu.se>

568
569
	* ecc-modq.c (ecc_modq_inv): Use q_bit_size.

570
571
572
	* ecc-internal.h (struct ecc_curve): New field q_bit_size. Updated
	all instances.

Niels Möller's avatar
Niels Möller committed
573
574
575
	* configure.ac: Bumped package version number to 3.1.
	(LIBHOGWEED_MAJOR): Bumped library version to 4.0.

Niels Möller's avatar
Niels Möller committed
576
	Merged camellia-reorg changes (starting at 2014-07-04).
577
578
	* Makefile.in (clean-here): Added ecc-25519.h.

Niels Möller's avatar
Niels Möller committed
579
580
2014-08-26  Niels Möller  <nisse@lysator.liu.se>

581
582
583
584
585
586
	* 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.

587
588
589
	* testsuite/ecc-mod-test.c (test_curve): Make modq test
	unconditional, partially reverting 2014-07-04 change.

Niels Möller's avatar
Niels Möller committed
590
591
592
593
	* ecc-25519.c (ecc_25519_modq): New function.

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

Niels Möller's avatar
Niels Möller committed
594
595
596
	* mini-gmp.c (mpz_abs_sub_bit): Do full normalization, needed in
	case the most significant bit is cleared.

597
598
2014-08-25  Niels Möller  <nisse@lysator.liu.se>

599
600
601
602
603
604
605
606
607
	* 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.

608
609
610
611
612
	* 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.

613
614
615
	* 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
616
617
2014-08-24  Niels Möller  <nisse@lysator.liu.se>

618
	* testsuite/ecdh-test.c: Test ecc_point_mul and ecc_point_mul_g,
619
620
621
622
	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.

623
624
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added ecdh-test.c.

Niels Möller's avatar
Niels Möller committed
625
626
	* misc/ecc-ref.gp: Script to generate ECDH test data.

627
628
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

629
630
631
632
	* 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.

633
634
635
636
637
638
639
	* 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.

640
641
642
	* ecc-internal.h (struct ecc_curve): Reordered struct, moved
	function pointers before pointers to bignum constants.

643
644
645
646
647
648
	* 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.

649
650
2014-08-22  Niels Möller  <nisse@lysator.liu.se>

651
652
653
654
	* 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.
655

656
657
658
659
660
661
	* 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.

662
663
664
665
666
667
668
669
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.

670
671
2014-08-18  Niels Möller  <nisse@lysator.liu.se>

672
673
674
675
676
	* 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
677
678
679
680
	* curve25519-mul.c (curve25519_mul): New file and function.
	* curve25519.h (curve25519_mul): Declare it.
	* Makefile.in (hogweed_SOURCES): Added curve25519-mul.c.

681
682
683
684
685
	* 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.

686
687
688
689
690
	* 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.

691
692
2014-08-06  Niels Möller  <nisse@lysator.liu.se>

693
694
695
	* 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
696
697
698
699
700
701
	* 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.

702
703
704
	* gmp-glue.c (mpn_set_base256_le, mpn_get_base256_le): New functions.
	* gmp-glue.h: Declare them.

705
706
2014-08-02  Niels Möller  <nisse@lysator.liu.se>

707
708
709
	* testsuite/curve25519-dh-test.c (curve25519_sqrt): Fixed memory
	leak, a mpz_clear call was missing.

710
711
712
713
714
715
	* 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).

716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
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.

736
737
738
739
740
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
741
742
743
744
745
746
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.

747
748
749
750
751
752
753
754
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
755
756
2014-07-17  Niels Möller  <nisse@lysator.liu.se>

757
758
759
	* 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
760
761
762
	* testsuite/curve25519-dup-test.c (test_main): Free allocated
	storage.

763
764
2014-07-15  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
765
766
767
768
769
770
771
	* 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.
772

Niels Möller's avatar
Niels Möller committed
773
774
2014-07-14  Niels Möller  <nisse@lysator.liu.se>

775
776
777
778
	* testsuite/curve25519-add-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-add-test.c.

779
780
781
782
783
784
785
786
	* 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.

787
788
789
	* eccdata.c: For curve25519, output the Edwards curve constant,
	ecc_d = (121665/121666) mod p.

Niels Möller's avatar
Niels Möller committed
790
791
792
	* testsuite/curve25519-dup-test.c (test_main): Add test for 4g.
	Delete some left-over debug output.

793
794
2014-07-11  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
795
796
	* misc/ecc-formulas.tex: Some ECC notes.

797
798
799
800
	* testsuite/curve25519-dup-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-dup-test.c.

801
802
803
804
805
	* 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.

806
807
808
809
810
811
812
813
	* 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.

814
815
816
817
818
819
820
821
822
	* 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.

823
824
825
826
	* eccdata.c (ecc_curve_init): For curve 25519, use correct
	constant for edwards coordinate transform, and output the constant
	as ecc_edwards.

827
828
829
830
2014-07-06  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c: Use separate is_zero flag to represent the neutral
	element.
831
832
833
834
835
	(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.
836

837
838
2014-07-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
839
	Started curve25519 branch.
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
	* 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.

855
856
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

857
858
859
	* ecc-modp.c (ecc_modp_sub_1): Deleted unused function.
	* ecc-internal.h: Deleted corresponding declaration.

860
861
862
	* 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
863
864
865
866
2014-07-02  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c (ecc_dup): Use mpz_submul_ui, now available in
	mini-gmp.
867
868
869
870
871
872
873
874
	(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
875

876
877
878
879
880
881
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.

882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
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.

897
898
2014-06-25  Niels Möller  <nisse@lysator.liu.se>

899
900
	Support for building with mini-gmp instead of the real GMP. Loosely
	based on work by Nikos Mavrogiannopoulos.
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
	* 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.
938
939
940
941
942
	* testsuite/bignum-test.c: Use WITH_HOGWEED instead of HAVE_LIBGMP
	for preprocessor conditionals.
	* testsuite/testutils.h: Likewise.
	* testsuite/sexp-format-test.c: Likewise.

943
944
945
946
947
	* 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.

948
949
950
951
952
953
954
	* 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
955
956
	* testsuite/testutils.c (die): Use plain vfprintf, not
	gmp_vfprintf.
957
958
959
	(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
960

961
962
	* der-iterator.c: Deleted HAVE_LIBGMP conditionals.

Niels Möller's avatar
Niels Möller committed
963
964
965
966
2014-06-07  Niels Möller  <nisse@lysator.liu.se>

	* Released nettle-3.0

967
968
2014-06-04  Niels Möller  <nisse@lysator.liu.se>

969
970
971
	* NEWS: List des-compat.h as a candidate for removal in the next
	release.

972
973
974
	* testsuite/des-compat-test.c (test_main): Fixed out of bounds
	memory read, reported by Nikos Mavrogiannopoulos.

975
976
977
	* nettle-write.h: Include <stddef.h>, fixing compilation on
	freebsd.

978
979
980
	* aclocal.m4 (ac_stdint): Fixed "unsinged" typo, spotted by Andy
	Goth.

Niels Möller's avatar
Niels Möller committed
981
982
983
984
985
986
987
988
989
990
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).

991
992
2014-05-31  Niels Möller  <nisse@lysator.liu.se>

993
994
995
996
997
998
	* 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.

999
1000
	* asm.m4: Deleted unused offsets for struct aes_ctx.

1001
1002
2014-05-28  Niels Möller  <nisse@lysator.liu.se>

1003
1004
1005
	* testsuite/nettle-pbkdf2-test: Delete carriage return characters
	from output.

1006
1007
1008
1009
1010
	* 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.

1011
1012
1013
1014
1015
1016
1017
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.

1018
1019
1020
1021
1022
2014-05-22  Niels Möller  <nisse@lysator.liu.se>

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

1023
1024
2014-05-15  Niels Möller  <nisse@lysator.liu.se>

1025
1026
	* NEWS: Updated with library version numbers.

1027
1028
	* configure.ac (dummy-dep-files): Use simpler and more portable
	sed expression. Problem reported by Peter Eriksson.
1029
1030
1031
	(LIBHOGWEED_MAJOR): Bumped shared library version to 3.0.
	(LIBHOGWEED_MINOR): Reset to zero. Also increased the package
	version number to 3.0.
1032

1033
1034
	* getopt.c: Don't use gettext.

1035
1036
1037
1038
1039
2014-05-14  Niels Möller  <nisse@lysator.liu.se>

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

1040
1041
1042
1043
1044
1045
	* 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.

1046
1047
2014-05-09  Niels Möller  <nisse@lysator.liu.se>

1048
1049
1050
	* mini-gmp.c: Updated, use version from gmp-6.0.0.
	* mini-gmp.h: Likewise.

1051
1052
1053
	* testsuite/Makefile.in (all): Drop dependency on $(TARGETS), to
	delay building of test programs until make check.

1054
1055
2014-05-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1056
1057
	* nettle.texinfo (nettle_aead abstraction): Document nettle_aead.

1058
1059
1060
1061
1062
1063
1064
	* 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.

1065
1066
1067
	* aclocal.m4 (GMP_PROG_CC_FOR_BUILD): If CC_FOR_BUILD is gcc, add
	-O option. This makes eccdata twice as fast.

1068
1069
1070
1071
1072
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
1073
1074
1075
2014-05-05  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (POLY1305): Document poly1305-aes.
1076
1077
1078
	(Authenticated encryption): Move AEAD algorithms to their own
	section.
	(RSA, DSA, ECDSA): Change some subsections to subsubsections.
Niels Möller's avatar
Niels Möller committed
1079
	(ChaCha-Poly1305): Document ChaCha-Poly1305.
Niels Möller's avatar
Niels Möller committed
1080

Niels Möller's avatar
Niels Möller committed
1081
1082
1083
2014-05-04  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (DSA): Document new DSA interface.
1084
	(Salsa20): Update salsa20 docs.
Niels Möller's avatar
Niels Möller committed
1085
	(ChaCha): Document ChaCha.
Niels Möller's avatar
Niels Möller committed
1086

Niels Möller's avatar
Niels Möller committed
1087
1088
2014-05-03  Niels Möller  <nisse@lysator.liu.se>

1089
1090
1091
1092
	* 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
1093
1094
1095
	* nettle.texinfo (CCM): Document new ccm macros and constants.
	Describe ccm restrictions.

Niels Möller's avatar
Niels Möller committed
1096
1097
	* ccm.h (CCM_DIGEST_SIZE): New constant.

1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
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
1108
1109
1110
2014-04-27  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (Cipher modes): Subsection on AEAD constructions.
Niels Möller's avatar
Niels Möller committed
1111
1112
	(GCM): Update GCM documentation, including functions for
	gcm_aes128, gcm_camellia128, ...
Niels Möller's avatar
Niels Möller committed
1113

1114
1115
2014-04-26  Niels Möller  <nisse@lysator.liu.se>

1116
1117
	* nettle.texinfo: Update for introduction of nettle_cipher_func.
	(GCM): Document GCM_DIGEST_SIZE.
1118
	(UMAC): Document new UMAC constants.
1119
	(Keyed hash functions): Make HMAC and UMAC their own info nodes.
Niels Möller's avatar
Niels Möller committed
1120
	(EAX): Document EAX.
1121

1122
1123
1124
	* umac.h (UMAC_MIN_NONCE_SIZE, UMAC_MAX_NONCE_SIZE): New
	constants.

1125
1126
2014-04-25  Niels Möller  <nisse@lysator.liu.se>

1127
1128
	* All hash-related files: Renamed all _DATA_SIZE constants to
	_BLOCK_SIZE, for consistency. Old names kept for backwards
1129
	compatibility.
1130

Owen Kirby's avatar
Owen Kirby committed
1131
1132
1133
	* nettle.texinfo (CCM): Documentation for CCM mode, contributed by
	Owen Kirby.

1134
1135
1136
1137
1138
1139
1140
1141
1142
	* 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.

1143
1144
2014-04-22  Niels Möller  <nisse@lysator.liu.se>

1145
1146
1147
	* nettle.texinfo (Recommended hash functions): Document additional
	sha512 variants.

1148
1149
1150
	* sha2.h (sha512_224_ctx, sha512_256_ctx): New aliases for the
	sha512_ctx struct tag.

1151
1152
1153
1154
1155
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
1156
1157
2014-04-16  Niels Möller  <nisse@lysator.liu.se>

1158
1159
1160
	* testsuite/ccm-test.c (test_cipher_ccm): Deleted check for NULL
	authdata.

Niels Möller's avatar
Niels Möller committed
1161
1162
1163
1164
1165
1166
	* 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
1167
1168
1169
1170
	* 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
1171
1172
	* tools/input.c (sexp_get_quoted_char): Deleted useless for loop.

1173
1174
2014-04-13  Niels Möller  <nisse@lysator.liu.se>

1175
1176
1177
1178
1179
	* rsa-compat.c: Deleted file.
	* rsa-compat.h: Deleted file.
	* Makefile.in (hogweed_SOURCES): Deleted rsa-compat.c.
	(HEADERS): Deleted rsa-compat.h.

1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
	* 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
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
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
1205
1206
2014-04-11  Niels Möller  <nisse@lysator.liu.se>

1207
1208
	* testsuite/testutils.c (test_aead): Use aead->digest_size.

1209
1210
	* configure.ac: Skip GMP tests if public key support is disabled.

1211
1212
	* eax.c (block16_xor): Fixed bug effecting 32-bit platforms.

Niels Möller's avatar
Niels Möller committed
1213
1214
1215
1216
	* Makefile.in (DISTFILES): Deleted memxor.c, already included via
	nettle_SOURCES.
	* tools/Makefile.in (SOURCES): Add nettle-pbkdf2.c.

1217
1218
1219
1220
1221
1222
1223
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.

1224
1225
2014-04-09  Niels Möller  <nisse@lysator.liu.se>

1226
1227
1228
	* examples/nettle-benchmark.c (main): Benchmark sha512_224 and
	sha512_256.

1229
1230
1231
1232
	* testsuite/sha512-224-test.c: New file.
	* testsuite/sha512-256-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added new files.

1233
1234
1235
1236
	* 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.

1237
1238
1239
	* sha2.h (SHA512_224_DIGEST_SIZE, SHA512_224_DATA_SIZE)
	(SHA512_256_DIGEST_SIZE, SHA512_256_DATA_SIZE): New constants.

1240
1241
	* sha512.c (sha512_256_digest): Typo fix, call sha512_256_init.

1242
1243
1244
	* testsuite/testutils.c (test_hash): Removed redundant init call.
	Tests that digest implies init.

1245
1246
2014-03-28  Niels Möller  <nisse@lysator.liu.se>

1247
1248
	* testsuite/dsa-keygen-test.c (test_main): Explicitly use
	dsa_compat_generate_keypair.
1249
1250
1251
	(test_main): Test dsa_generate_params and dsa_generate_keypair
	with a large q; p_bits = 1024, q_bits = 768.

1252
1253
	* testsuite/testutils.h: Undo dsa-compat.h name mangling.

1254
1255
1256
1257
1258
	* 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.

1259
1260
2014-03-27  Niels Möller  <nisse@lysator.liu.se>

1261
1262
1263
1264
1265
1266
1267
1268
1269
	* 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.

1270
1271
1272
1273
	* 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
1274
1275
2014-03-26  Niels Möller  <nisse@lysator.liu.se>

1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
	* 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.

1290
1291
1292
	* examples/hogweed-benchmark.c: Update dsa benchmarking to use new
	DSA interface.

1293
1294
1295
1296
	* 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.

1297
1298
1299
1300
1301
1302
	* 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.

1303
1304
1305
1306
	* dsa2sexp.c (dsa_keypair_to_sexp): Converted to new DSA
	interface.
	* tools/pkcs1-conv.c: Updated uses of dsa_keypair_to_sexp.

1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
	* 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
1330
1331
1332
	* testsuite/testutils.c (test_dsa_sign): #if out, currently
	unused.

Owen Kirby's avatar
Owen Kirby committed
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
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
1346
1347
1348
2014-03-20  Niels Möller  <nisse@lysator.liu.se>

	From Joachim Strömbergson:
1349
1350
1351
1352
1353
1354
	* 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
1355

1356
1357
2014-03-18  Niels Möller  <nisse@lysator.liu.se>

1358
1359
1360
1361
1362
1363
1364
1365
1366
	* 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.

1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
	* 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.

1378
1379
2014-03-16  Niels Möller  <nisse@lysator.liu.se>

1380
1381
	* chacha-set-key.c: Include string.h.

1382
1383
1384
1385
1386
1387
1388
1389
1390
	* 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.

1391
1392
2014-03-15  Niels Möller  <nisse@lysator.liu.se>

1393
1394
1395
1396
1397
1398
1399
	* 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.

1400
1401
1402
1403
	* 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.

1404
1405
1406
	* Makefile.in (.asm.s): Add dependencies.
	(.s.o, .s.po): Empty any dependency .d file.

1407
1408
2014-03-04  Niels Möller  <nisse@lysator.liu.se>

1409
1410
1411
	* testsuite/chacha-test.c (test_main): Additional test cases, for
	256-bit keys.

1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
	* 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.

1422
1423
1424
1425
1426
1427
1428
1429
1430
	* 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
1431
1432
2014-02-16  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1433
1434
1435
1436
1437
1438
1439
1440
1441
	* 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
1442
1443
1444
1445
1446
1447
1448
1449
1450
	* 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.

1451
1452
2014-02-13  Niels Möller  <nisse@lysator.liu.se>

1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
	* 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.

1469
1470
	* tools/nettle-pbkdf2.c (main): Added missing deallocation.

1471
1472
2014-02-12  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
	* 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.

1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
	* 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.

1512
1513
1514
	* eax.h (EAX_DIGEST_SIZE): New constant.
	* gcm.h (GCM_DIGEST_SIZE): Likewise.

1515
1516
1517
1518
1519
1520
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.

1521
1522
2014-02-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1523
1524
1525
1526
1527
	* 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.

1528
1529
	* chacha-crypt.c (chacha_crypt): Fixed block counter update.

1530
1531
2014-02-07  Niels Möller  <nisse@lysator.liu.se>

1532
1533
1534
1535
	* 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
1536
1537
1538
	* testsuite/base64-test.c (test_main): Updated
	base64_decode_update test case.

1539
1540
	* sexp-transport.c (sexp_transport_iterator_first): For
	base64_decode_update, omit initialization of coded_length.
1541
1542
	* examples/base64dec.c (main): Likewise.
	* examples/base16dec.c (main): Likewise, for base16_decode_update.
1543

1544
1545
1546
1547
	* 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.

1548
1549
2014-02-06  Niels Möller  <nisse@lysator.liu.se>

1550
1551
	* NEWS: List _set_key incompatibilities.

Niels Möller's avatar
Niels Möller committed
1552
1553
1554
1555
1556
1557
	* 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.

1558
1559
1560
	* blowfish.c (blowfish128_set_key): New function.
	* blowfish.h (BLOWFISH128_KEY_SIZE): New constant.

Niels Möller's avatar
Niels Möller committed
1561
1562
1563
	* cast128-meta.c (nettle_cast128): Deleted only use of
	_NETTLE_CIPHER_FIX.

1564
1565
	* examples/nettle-benchmark.c (time_cipher): Fixed memset calls.

Niels Möller's avatar
Niels Möller committed
1566
1567
2014-01-30  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1568
1569
	* Makefile.in (nettle_SOURCES): Arrange in alphabetic order.

1570
1571
1572
	* nettle.texinfo: Updated, document size_t for length arguments.
	Document new AES and Camellia interfaces.

Niels Möller's avatar
Niels Möller committed
1573
	* ecc-size.c (ecc_bit_size): New function.
Niels Möller's avatar
Niels Möller committed
1574
	* ecc.h (ecc_bit_size): Declare it.
Niels Möller's avatar
Niels Möller committed
1575

1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
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
1656
1657
1658
1659
1660
1661
1662
1663
1664
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.

1665
1666
2014-01-27  Niels Möller  <nisse@lysator.liu.se>

1667
1668
1669
1670
1671
	* 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
1672
1673
1674
	* examples/nettle-benchmark.c (time_eax): New function.
	(main): Use it.

1675
1676
1677
	* x86_64/chacha-core-internal.asm: Use pshufhw + pshuflw for the
	16-bit rotate.

Niels Möller's avatar
Niels Möller committed
1678
1679
1680
	* 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
1681
1682
1683
1684
	* examples/nettle-benchmark.c (main): Add benchmarking of chacha.
	* nettle-internal.c (nettle_chacha): New const struct, for the
	benchmark.

1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
	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
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
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.

1728
1729
1730
1731
1732
1733
2014-01-25  Niels Möller  <nisse@lysator.liu.se>

	* gcm.h (GCM_SET_KEY): Deleted length argument.
	* gcm-aes.c (gcm_aes_set_key): Use aes_set_encrypt_key and
	gcm_set_key, can no longer use GCM_SET_KEY macro.

Niels Möller's avatar
Niels Möller committed
1734
1735
1736
1737
1738
2014-01-23  Niels Möller  <nisse@lysator.liu.se>

	* testsuite/gcm-test.c (test_main): Use the correct
	nettle_gcm_aes128/192/256 object.

1739
1740
1741
1742
2014-01-21  Niels Möller  <nisse@lysator.liu.se>

	Merged camellia-reorg changes (starting at 2013-10-07).

Niels Möller's avatar
Niels Möller committed
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
2013-10-10  Niels Möller  <nisse@lysator.liu.se>

	* Makefile.in (nettle_SOURCES): Updated list of camellia files.

	* testsuite/camellia-test.c (test_invert): Updated for new
	camellia interface.

	* camellia.h: Reorganized camellia interface, with distinct
	context structs and functions for camellia128 and camellia256.

	* camellia-meta.c: Deleted file.
	* camellia256-meta.c: New file.
	* camellia192-meta.c: New file.
	* camellia128-meta.c: New file.

	* camellia-set-decrypt-key.c: Deleted file, code moved to:
	* camellia128-set-decrypt-key.c: New file.
	(camellia128_invert_key, camellia128_set_decrypt_key): New
	functions.
	* camellia256-set-decrypt-key.c: New file.
	(camellia256_invert_key, camellia256_set_decrypt_key)
	(camellia192_set_decrypt_key): New functions.
	* camellia-invert-key.c (_camellia_invert_key): New file and
	function.

	* camellia-set-encrypt-key.c: Deleted file, code moved to:
	* camellia128-set-encrypt-key.c: New file.
	(camellia128_set_encrypt_key): New function.
	* camellia256-set-encrypt-key.c: New file.
	(_camellia256_set_encrypt_key, camellia256_set_encrypt_key)
	(camellia192_set_encrypt_key): New functions.
	* camellia-absorb.c (_camellia_absorb): New file and function.
	* camellia-internal.h: Moved key schedule macros here.

	* camellia-crypt.c: Deleted file, code moved to:
	* camellia128-crypt.c (camellia128_crypt): New file and function.
	* camellia256-crypt.c (camellia256_crypt): New file and function.