ChangeLog 337 KB
Newer Older
1 2
2015-04-29  Niels Möller  <nisse@lysator.liu.se>

3 4
	* arm/v6/sha256-compress.asm: Fix syntax error in offset
	addressing. Spotted by Jukka Ukkonen.
5 6 7
	* arm/v6/aes-decrypt-internal.asm: Drop %-prefix on r12 register.
	* arm/v6/aes-encrypt-internal.asm: Likewise.

Niels Möller's avatar
Niels Möller committed
8 9
2015-04-24  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
10 11
	* Released nettle-3.1.1.

Niels Möller's avatar
Niels Möller committed
12 13 14 15
	* configure.ac: Bump package version, to nettle-3.1.1.
	(LIBNETTLE_MINOR, LIBHOGWEED_MINOR): Bump minor versions, to
	libnettle.so.6.1 and and libhogweed.so.4.1.

16 17 18 19 20
2015-04-22  Niels Möller  <nisse@lysator.liu.se>

	* x86_64/gcm-hash8.asm: Use ".value" instead of ".short", since
	the latter is not supported by the Sun/Oracle assembler.

21 22 23 24 25
2015-04-13  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac: Fix shell quoting in test of GMP_NUMB_BITS asm
	compatibility. Reported by Edward Sheldrake.

26 27 28 29
2015-04-07  Niels Möller  <nisse@lysator.liu.se>

	* Released nettle-3.1.

30
2015-03-31  Niels Möller  <nisse@lysator.liu.se>
31

32 33 34 35 36 37 38
	* x86_64/ecc-224-modp.asm: Require that GMP_NUMB_BITS == 64.
	* x86_64/ecc-521-modp.asm: Likewise. Note that the other
	ecc-*-modp.asm files happen to work fine on x86_64, with either 32
	or 64 bits.

	* asm.m4 (GMP_NUMB_BITS): New macro, expanding to nothing.

39 40
	* configure.ac: Move tests for compiler characteristics,
	libraries, and GMP_NUMB_BITS, before assembler-related tests.
41 42 43
	For files in $asm_hogweed_optional_list, check if they declare
	a GMP_NUMB_BITS requirement, and skip files which are incompatible
	with the configuration. Needed for --enable-mini-gmp om w64.
44

45 46 47
	* Makefile.in (clean-here): Unconditionally delete *.a (including
	stub libraries like *.dll.a).

48
2015-03-30  Niels Möller  <nisse@lysator.liu.se>
49

50 51 52 53
	* version.h.in (GMP_NUMB_BITS) [NETTLE_USE_MINI_GMP]: Move
	definition here (uses configure substitution).
	* bignum.h (GMP_NUMB_BITS): ...old location.

Niels Möller's avatar
Niels Möller committed
54 55 56
	* nettle.texinfo: Updated version number.
	(Installation): Document some more configure options.

57
	* testsuite/symbols-test: Look for NETTLE_USE_MINI_GMP in
58 59
	version.h, not bignum.h. Allow leading underscore on mini-gmp
	symbols.
60

61
2015-03-26  Niels Möller  <nisse@lysator.liu.se>
62

63 64 65 66 67 68 69 70 71 72 73 74 75
	* Makefile.in (PRE_CPPFLAGS): Drop -I$(srcdir), no longer needed.
	(HEADERS): Added bignum.h. Removed version.h.
	(INSTALL_HEADERS): Added version.h.
	(DISTFILES): Removed bignum.h.in.
	(bignum.h): Deleted make target.
	(distclean-here): Don't delete bignum.h.

	* configure.ac: No longer generate bignum.h.

	* bignum.h: Renamed. Removed substitution of NETTLE_USE_MINI_GMP,
	and include version.h instead.
	* bignum.h.in: ... old name.

76 77
	* version.h.in (NETTLE_USE_MINI_GMP): Substitute here.

78
2015-03-25  Niels Möller  <nisse@lysator.liu.se>
79

80 81 82
	* configure.ac (MAJOR_VERSION, MINOR_VERSION): Tweak sed
	expressions, to tolerate version suffixes.

83 84 85
	* Makefile.in (distdir): Include assembly files from the new
	x86_64/aesni, x86_64/fat, and arm/fat directories.

86 87 88
	* ed25519-sha512-pubkey.c: Fix stack overwrite. The digest array
	must have room for a complete sha512 digest.

89
2015-03-19  Niels Möller  <nisse@lysator.liu.se>
90

91 92 93 94 95 96 97 98 99
	* Makefile.in (OPT_HOGWEED_SOURCES): Deleted make variable.
	(nettle_SOURCES, hogweed_SOURCES): Don't include optional sources
	here.
	(OPT_SOURCES): New variable.
	(SOURCES): Include OPT_SOURCES.
	(DISTFILES): Drop mini-gmp.c here, included via OPT_SOURCES.
	(nettle_OBJS, hogweed_OBJS): Add the object files corresponding to
	the optional source files included in the build.

100 101 102 103
	* ecc-curve.h (nettle_curve25519): Removed public declaration.
	* ecc-internal.h (_nettle_curve25519): New location, new name.
	Updated all users.

Niels Möller's avatar
Niels Möller committed
104 105
	* nettle.texinfo: Updated EdDSA documentation.

106 107 108 109 110 111
	* Makefile.in (DISTFILES): Added version.h.in, libnettle.map.in,
	and libhogweed.map.in (latter two patch by Nikos).
	(version.h): New make target.
	(distclean-here): Added version.h, libnettle.map, and
	libhogweed.map.

112 113 114 115 116
	From Nikos Mavrogiannopoulos.
	* configure.ac (MAJOR_VERSION, MINOR_VERSION): New substituted
	variables.
	* version.h.in: New file, defining version numbers.

117
2015-03-18  Niels Möller  <nisse@lysator.liu.se>
118

119 120 121 122 123 124
	EdDSA interface change, use plain strings to represent keys.
	* eddsa.h (_ED25519_LIMB_SIZE): Deleted constant.
	(struct ed25519_private_key, ed25519_public_key): Deleted.
	* eddsa-expand.c (_eddsa_expand_key): Don't compute the public
	key.
	(_eddsa_expand_key_itch): Deleted function.
125 126
	* eddsa-pubkey.c (_eddsa_public_key, _eddsa_public_key_itch): New
	file, new functions.
127 128 129 130 131 132 133 134 135 136 137 138 139 140
	* ed25519-sha512-pubkey.c (ed25519_sha512_public_key): New file
	and function.
	* ed25519-sha512-verify.c (ed25519_sha512_set_public_key): Deleted
	function.
	(ed25519_sha512_verify): Use a string to represent the public key.
	* ed25519-sha512-sign.c (ed25519_sha512_set_private_key): Deleted
	function.
	(ed25519_sha512_sign): Use strings for the input key pair.
	* Makefile.in (hogweed_SOURCES): Added eddsa-pubkey.c and
	ed25519-sha512-pubkey.c.
	* testsuite/eddsa-sign-test.c (test_eddsa_sign): Adapt to
	_eddsa_expand_key changes, and use _eddsa_public_key.
	* testsuite/ed25519-test.c (test_one): Test
	ed25519_sha512_public_key, and adapt to new ed25519 interface.
141

142
2015-03-14  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
143 144 145 146 147

	* ccm.c (memeql_sec): New function, more side-channel silent than
	memcmp.
	(ccm_decrypt_message): Use it.

148
2015-03-12  Niels Möller  <nisse@lysator.liu.se>
149

150 151 152 153 154
	* base64.h (struct base64_encode_ctx): Micro optimization of
	struct layout, saving a few bytes.
	(struct base64_decode_ctx): Likewise.
	* base16.h (struct base16_decode_ctx): Likewise.

155 156
	* nettle.texinfo (ASCII encoding): Document base64url functions.

157
2015-03-10  Niels Möller  <nisse@lysator.liu.se>
158

159 160 161 162
	* nettle.texinfo: Update documentation of curve25519_mul. Say that
	the output is undefined for points belonging to the twist rather
	than the proper curve.

163
	* curve25519-mul.c (curve25519_mul): Changed return type to void.
164
	* curve25519.h (curve25519_mul): Updated prototype.
165 166 167 168
	* examples/hogweed-benchmark.c (bench_curve25519_mul): Drop check
	of curve25519_mul return value.
	* testsuite/curve25519-dh-test.c (test_a): Likewise.

169
2015-02-26  Niels Möller  <nisse@lysator.liu.se>
170 171 172

	* nettle.texinfo: Document curve25519 and eddsa.

173 174
2015-02-10  Niels Möller  <nisse@lysator.liu.se>

175 176 177 178 179 180 181 182
	* base64url-meta.c (nettle_base64url): New file.
	* nettle-meta.h (nettle_base64url): Declare it.
	* nettle-meta-armors.c (nettle_armors): Added nettle_base64url.
	* testsuite/meta-armor-test.c: Updated testcase.
	* testsuite/base64-test.c (test_main): Additional tests, using
	nettle_base64url.
	* Makefile.in (nettle_SOURCES): Added base64url-meta.c.

183 184 185 186 187 188 189 190 191 192 193 194
	Base-64 generalization to support RFC4648 URL safe alphabet,
	contributed by Amos Jeffries.
	* base64url-decode.c (base64url_decode_init): New file and
	function.
	* base64url-encode.c (base64url_encode_init): New file and
	function.
	* Makefile.in (nettle_SOURCES): Added base64url-encode.c and
	base64url-decode.c.
	* base64.h: Declare new functions.
	* testsuite/base64-test.c (test_fuzz): Test base64url encoding and
	decoding.

195 196 197 198 199 200 201 202 203 204 205 206 207 208
	* base64.h (struct base64_encode_ctx): Added pointer to alphabet.
	(struct base64_decode_ctx): Added pointer to decoding table.
	* base64-decode.c (base64_decode_init): Initialize table pointer.
	Moved definition of table to local scope.
	(base64_decode_single): Use the context's decoding table.
	* base64-encode.c (ENCODE): Added alphabet argument. Updated all
	uses.
	(encode_raw): New static function, like base64_encode_raw
	but with an alphabet argument.
	(base64_encode_raw): Call encode_raw.
	(base64_encode_init): Initialize alphabet pointer.
	(base64_encode_single, base64_encode_update, base64_encode_final):
	Use the context's alphabet.

209 210
2015-02-09  Niels Möller  <nisse@lysator.liu.se>

211 212 213
	* base64-encode.c (base64_encode): Deleted old #if:ed out
	function.

214 215 216
	* testsuite/base64-test.c (test_fuzz_once, test_fuzz): Additional
	tests, based on contribution by Amos Jeffries.

217 218 219
2015-02-05  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac (LIBHOGWEED_MAJOR): Undo latest bump, 4 should be
220
	enough (previous release, nettle-3.0, used 3).
221

222 223
2015-01-30  Niels Möller  <nisse@lysator.liu.se>

224 225 226 227 228 229 230 231 232 233
	Update chacha-poly1305 for draft-irtf-cfrg-chacha20-poly1305-08.
	* chacha-poly1305.h (CHACHA_POLY1305_NONCE_SIZE): Increase to 12
	bytes, i.e., CHACHA_NONCE96_SIZE.
	* chacha-poly1305.c (chacha_poly1305_set_nonce): Use
	chacha_set_nonce96.
	(poly1305_pad): New function.
	(chacha_poly1305_encrypt): Use poly1305_pad.
	(chacha_poly1305_digest): Call poly1305_pad, and format length
	fields as a single poly1305 block.

234 235 236 237
	* chacha-set-nonce.c (chacha_set_nonce96): New function.
	* chacha.h (CHACHA_NONCE96_SIZE): New constant.
	* testsuite/chacha-test.c: Add test for chacha with 96-bit nonce.

238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262
2015-01-27  Niels Möller  <nisse@lysator.liu.se>

	* ecc.h: Deleted declarations of unused itch functions. Moved
	declarations of internal functions to...
	* ecc-internal.h: ...new location. Also added a leading under
	score on the symbols.
	(ecc_a_to_j, ecc_j_to_a, ecc_eh_to_a, ecc_dup_jj, ecc_add_jja)
	(ecc_add_jjj, ecc_dup_eh, ecc_add_eh, ecc_add_ehh, ecc_mul_g)
	(ecc_mul_a, ecc_mul_g_eh, ecc_mul_a_eh): Affected functions.

2015-01-26  Niels Möller  <nisse@lysator.liu.se>

	* ecc-add-eh.c (ecc_add_eh_itch): Deleted.
	* ecc-add-ehh.c (ecc_add_ehh_itch): Deleted.
	* ecc-add-jja.c (ecc_add_jja_itch): Deleted.
	* ecc-add-jjj.c (ecc_add_jjj_itch): Deleted.
	* ecc-dup-eh.c (ecc_dup_eh_itch): Deleted.
	* ecc-dup-jj.c (ecc_dup_jj_itch): Deleted.
	* ecc-eh-to-a.c (ecc_eh_to_a_itch): Deleted.
	* ecc-j-to-a.c (ecc_j_to_a_itch): Deleted.
	* ecc-mul-a-eh.c (ecc_mul_a_eh_itch): Deleted.
	* ecc-mul-a.c (ecc_mul_a_itch): Deleted.
	* ecc-mul-g-eh.c (ecc_mul_g_eh_itch): Deleted.
	* ecc-mul-g.c (ecc_mul_g_itch): Deleted.

263 264
2015-01-25  Niels Möller  <nisse@lysator.liu.se>

265 266 267 268 269
	* arm/fat/sha1-compress-2.asm: New file.
	* arm/fat/sha256-compress-2.asm: Likewise.
	* fat-arm.c (fat_init): Setup for use of additional v6 assembly
	functions.

270 271 272 273 274 275 276 277 278 279
	* sha1-compress.c: Prepare for fat build with C and assembly
	implementations.
	* sha256-compress.c: Likewise.

	* fat-setup.h (sha1_compress_func, sha256_compress_func): New typedefs.

	* configure.ac (asm_nettle_optional_list): Added
	sha1-compress-2.asm and sha256-compress-2.asm, and corresponding
	HAVE_NATIVE_*.

280 281 282 283 284
	From Martin Storsjö:
	* arm: Add .arch directives for armv6. This allows building these
	files as part of a fat build, even if the assembler by default
	targets a lower architecture version.

285 286 287 288 289 290 291 292 293 294
2015-01-23  Niels Möller  <nisse@lysator.liu.se>

	* fat-setup.h (DEFINE_FAT_FUNC): Check value of function pointer,
	before calling fat_init. Should be correct even without memory
	barrier.
	* fat-x86_64.c (fat_init): Deleted static variable initialized.
	The checks of the relevant pointer in DEFINE_FAT_FUNC is more
	robust.
	* fat-arm.c (fat_init): Likewise.

295 296
2015-01-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
297 298 299 300 301 302 303 304
	* fat-arm.c (fat_init): Setup for use of neon assembly functions.

	* arm/fat/salsa20-core-internal-2.asm: New file.
	* arm/fat/sha3-permute-2.asm: New file.
	* arm/fat/sha512-compress-2.asm: New file.
	* arm/fat/umac-nh-2.asm: New file.
	* arm/fat/umac-nh-n-2.asm: New file.

305 306 307 308 309 310 311 312 313 314 315
	* salsa20-core-internal.c: Prepare for fat build with C and
	assembly implementations.
	* sha512-compress.c: Likewise.
	* sha3-permute.c: Likewise.
	* umac-nh.c: Likewise.
	* umac-nh-n.c: Likewise.

	* configure.ac (asm_nettle_optional_list): Added more *-2.asm
	files, and corresponding HAVE_NATIVE_* defines. Recognize PROLOGUE
	macro in asm files, also when not at the start of the line.

316 317
2015-01-20  Niels Möller  <nisse@lysator.liu.se>

318 319 320
	* fat-arm.c (get_arm_features): Check NETTLE_FAT_OVERRIDE
	environment variable.

321 322 323 324 325 326 327 328
	* fat-x86_64.c (get_x86_features): New function. Check
	NETTLE_FAT_OVERRIDE environment variable.
	(fat_init): Use it.

	* fat-setup.h (secure_getenv) [!HAVE_SECURE_GETENV]: Dummy
	definition, returning NULL.
	(ENV_OVERRIDE): New constant.

329 330
	* configure.ac: Check for secure_getenv function.

331 332
2015-01-19  Niels Möller  <nisse@lysator.liu.se>

333 334 335 336 337 338 339
	* configure.ac: Fat library setup for arm.
	* fat-arm.c: New file.
	* arm/fat/aes-encrypt-internal.asm: New files.
	* arm/fat/aes-encrypt-internal-2.asm: New file.
	* arm/fat/aes-decrypt-internal.asm: New file.
	* arm/fat/aes-decrypt-internal-2.asm: New file.

340 341 342 343 344
	* Makefile.in (DISTFILES): Added fat-setup.h.

	* fat-setup.h: New file, declarations moved from...
	* fat-x86_64.c: ... old location

345 346
2015-01-17  Niels Möller  <nisse@lysator.liu.se>

347 348 349 350
	* fat-x86_64.c (DECLARE_FAT_FUNC, DEFINE_FAT_FUNC)
	(DECLARE_FAT_FUNC_VAR): New macros, to define needed resolver and
	wrapper functions.

351 352 353 354 355
	* config.m4.in (SYMBOL_PREFIX): Define from from autoconf
	ASM_SYMBOL_PREFIX.
	(C_NAMS): move definition to...
	* asm.m4 (C_NAME): Define here, also take fat_transform.
	(fat_suffix): Replaced by...
Niels Möller's avatar
Niels Möller committed
356
	(fat_transform): New macro, taking symbol name as argument.
357 358 359 360
	Updated all uses of fat_suffix.
	* fat-x86_64.c: Updated for internal "_nettle" prefix on
	cpu-specific memxor functions.

361 362 363 364 365 366 367 368
	* fat-x86_64.c: Set up for sse2 vs non-sse2 memxor. Patch by Nikos
	Mavrogiannopoulos.
	* configure.ac (asm_nettle_optional_list): Added memxor-2.asm.
	* x86_64/fat/memxor-2.asm: New file.
	* x86_64/fat/memxor.asm: New file.

	* x86_64/memxor.asm: Use ifdef, not ifelse, for testing USE_SSE2.

369 370 371 372 373 374 375 376 377 378
2015-01-16  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac (OPT_NETTLE_SOURCES): New substituted variable.
	(asm_path): Fixed x86_64 fat setup. Include only x86_64 and
	x86_64/fat in the asm_path. Put fat-x86_64.c in
	OPT_NETTLE_SOURCES, with no symlinking.

	* fat-x86_64.c: Renamed,...
	* x86_64/fat/fat.c: ... from old name.

379 380
2015-01-13  Niels Möller  <nisse@lysator.liu.se>

381 382 383 384 385 386
	* x86_64/fat/fat.c: For constructor hack, check
	HAVE_GCC_ATTRIBUTE, not __GNUC__. Also support sun compilers, as
	suggested by Nikos Mavrogiannopoulos, and attch the constructor
	attribute directly to fat_init.
	(fat_constructor): Deleted wrapper function.

387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407
	* x86_64/fat/fat.c: New file, initialization for x86_64 fat
	library.

	* x86_64/fat/cpuid.asm (_nettle_cpuid): New file and function.

	* x86_64/fat/aes-encrypt-internal.asm: New file, including
	x86_64/aes-encrypt-internal.asm, after setting fat_suffix to
	_x86_64.
	* x86_64/fat/aes-decrypt-internal.asm: New file, analogous setup.
	* x86_64/fat/aes-encrypt-internal-2.asm: New file, including
	x86_64/aesni/aes-encrypt-internal.asm, after setting fat_suffix to
	_aesni.
	* x86_64/fat/aes-decrypt-internal.asm-2: New file, analogous
	setup.

	* configure.ac: New command line option --enable-fat.
	(asm_nettle_optional_list): Added cpuid.asm, fat.c,
	aes-encrypt-internal-2.asm, and aes-decrypt-internal-2.asm.

	* asm.m4 (fat_suffix): New suffix added to symbol names.

408 409 410 411
	* 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.

412 413 414 415
	* aclocal.m4 (NETTLE_CHECK_IFUNC): New macro, checking for ifunc
	and settting HAVE_LINK_IFUNC if working.
	* configure.ac: Use it.

416 417
2015-01-12  Niels Möller  <nisse@lysator.liu.se>

418 419 420
	* asm.m4 (DECLARE_FUNC): New macro, extracted from PROLOGUE.
	(PROLOGUE): Use it.

421 422 423 424 425 426 427
	* 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.

428 429
2015-01-11  Niels Möller  <nisse@lysator.liu.se>

430 431 432 433
	* 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.

434 435 436
	* aclocal.m4 (LSH_RPATH_INIT): Handle freebsd, in the same way as
	gnu/linux, with -Wl,-rpath,.

437 438
	Merged memxor-reorg changes, starting at 2014-10-23.

439 440 441 442 443
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
444 445 446 447 448 449 450 451 452 453
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.

454 455
2014-10-23  Niels Möller  <nisse@lysator.liu.se>

456 457 458 459
	* configure.ac (IF_ASM): New substituted variable.
	* testsuite/Makefile.in (VALGRIND): Allow partial loads only when
	build includes assembly files.

460
	* memxor-internal.h (READ_PARTIAL): New macro.
461
	* memxor.c (memxor_different_alignment): Avoid out-of-bounds
462 463
	reads, corresponding to valgrind's --partial-loads-ok. Use
	READ_PARTIAL.
464
	* memxor3.c: Analogous changes for unaligned operations.
465

466 467 468 469 470 471
	* 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.
Niels Möller's avatar
Niels Möller committed
472
	* memxor.c: memxor3 functions moved out from this file.
473 474 475
	* Makefile.in (nettle_SOURCES): Added memxor3.c.
	(DISTFILES): Added memxor-internal.h.

Niels Möller's avatar
Niels Möller committed
476 477
	* memxor.c (memxor_common_alignment, memxor_different_alignment)
	(memxor): Change loop order, iterate from the end.
478
	(memxor3_common_alignment): Unroll twice.
479 480
	(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
481

482 483 484 485 486 487 488 489 490 491
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.

492 493
2014-12-08  Niels Möller  <nisse@lysator.liu.se>

494 495 496
	* aclocal.m4 (LD_VERSION_SCRIPT): Linker scripts no longer located
	in the source tree.

497 498 499
	* configure.ac (LIBNETTLE_MAJOR): Bump major number, now 6.
	(LIBHOGWEED_MAJOR): Bump major number, now 5.

500 501 502 503 504 505 506 507 508 509 510
	From Nikos Mavrogiannopoulos. Support for versioned symbols.
	* aclocal.m4 (LD_VERSION_SCRIPT): New macro. Substitute
	EXTRA_LINKER_FLAGS and EXTRA_HOGWEED_LINKER_FLAGS.
	* configure.ac: Use LD_VERSION_SCRIPT. Generate libnettle.map
	and libhogweed.map.
	(HOGWEED_EXTRA_SYMBOLS): New substituted variable.
	* libnettle.map.in: New file, libnettle.so linker script
	* libhogweed.map.in: New file, libhogweed.so linker script.
	* Makefile.in ($(LIBNETTLE_FORLINK)): Use EXTRA_LINKER_FLAGS.
	($(LIBHOGWEED_FORLINK)): Use EXTRA_HOGWEED_LINKER_FLAGS.

Niels Möller's avatar
Niels Möller committed
511 512
2014-11-24  Niels Möller  <nisse@lysator.liu.se>

513 514 515
	* 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
516 517 518
	* testsuite/eddsa-verify-test.c (test_eddsa): Fixed test case bug,
	showing up as use of uninitialized data with valgrind.

519 520 521 522 523
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.

524 525
2014-10-22  Niels Möller  <nisse@lysator.liu.se>

526 527 528 529
	* configure.ac: Check for getline function.
	* testsuite/ed25519-test.c (getline) [!HAVE_GETLINE]: Fallback
	definition.

530 531 532 533
	* Makefile.in (clean-here): Unconditionally delete .so and .dll
	files.
	(IMPLICIT_TARGETS): Deleted variable.

534 535
2014-10-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
536 537 538
	* testsuite/ed25519-test.c: New test case. Optionally reads the
	file pointed to by $ED25519_SIGN_INPUT.

539 540 541 542
	* testsuite/testutils.c (tstring_hex): Rewrite, using Nettle's
	base16 functions.
	(decode_hex, decode_hex_length): Deleted functions.

543 544 545 546 547 548 549 550 551 552 553 554 555 556 557
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.


558 559 560 561 562 563 564 565
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.

566 567
2014-10-14  Niels Möller  <nisse@lysator.liu.se>

568 569 570 571
	* 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
572 573 574 575
	* testsuite/eddsa-verify-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-verify-test.c.

576 577 578 579 580
	* 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
581 582
2014-10-08  Niels Möller  <nisse@lysator.liu.se>

583 584 585
	* testsuite/eddsa-sign-test.c (test_eddsa_sign): Use
	_eddsa_expand_key, and check its public key output.

586 587 588 589
	* 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
590 591
	* eddsa-sign.c: Drop unneeded include of nettle-internal.h.

592 593
2014-10-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
594 595 596 597
	* testsuite/eddsa-sign-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-sign-test.c.

598 599 600 601 602 603 604
	* 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.

605 606
2014-10-03  Niels Möller  <nisse@lysator.liu.se>

607
	* testsuite/ecc-redc-test.c [NETTLE_USE_MINI_GMP]: Enable test.
608
	(test_main): Replace gmp_fprintf calls.
609
	* testsuite/ecc-mul-a-test.c: Likewise.
610
	* testsuite/ecc-mul-g-test.c: Likewise.
611

612 613
	* testsuite/ecc-modinv-test.c [NETTLE_USE_MINI_GMP]: Enable test.
	(ref_modinv): Use mpz_gcdext, instead of mpn_gcdext.
614
	(test_modulo): Replace gmp_fprintf calls.
615

616 617
	* 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.
618 619
	(test_modulo): Replace gmp_fprintf calls by plain fprintf and
	mpn_out_str.
620

621 622 623
	* testsuite/testutils.c (mpn_out_str): New function, needed to
	replace uses of gmp_fprintf.

624 625 626 627 628 629 630 631 632
	* 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.

633 634
2014-10-02  Niels Möller  <nisse@lysator.liu.se>

635 636 637 638
	* testsuite/eddsa-compress-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-compress-test.c.

639 640 641 642 643 644
	* 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.

645 646 647 648
	* testsuite/ecc-sqrt-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	ecc-sqrt-test.c.

649 650 651 652 653 654 655 656 657
	* 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
658 659 660 661
2014-09-24  Niels Möller  <nisse@lysator.liu.se>

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

662 663
2014-09-23  Niels Möller  <nisse@lysator.liu.se>

664 665 666 667 668 669 670
	* 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.

671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690
	* 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.

691 692
	* testsuite/testutils.c (test_ecc_mul_h): Use ecc->h_to_a_itch.

693 694 695 696 697 698 699 700 701 702 703 704
	* 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.

705 706
2014-09-22  Niels Möller  <nisse@lysator.liu.se>

707 708 709 710
	* ecc-random.c (ecc_mod_random): Renamed, and take a const struct
	ecc_modulo * as argument. Updated callers.
	(ecc_modq_random): ... old name.

711 712 713 714 715 716 717 718 719 720
	* 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.

721 722 723
	* testsuite/ecc-redc-test.c (test_main): Relaxed tests for which
	tests to run.

Niels Möller's avatar
Niels Möller committed
724 725 726
	* 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
727 728 729 730 731
	* 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.

732 733 734 735 736 737 738 739 740 741 742
	* 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.

743 744 745
	* examples/ecc-benchmark.c (bench_modinv_powm, bench_curve):
	Updated benchmarking of mpn_sec_powm.

746 747 748
	* ecc-internal.h (struct ecc_curve): Deleted redc function
	pointer. Use only reduce pointer, which is redc or modp as
	applicable. Updated all users.
749 750
	(struct ecc_modulo): Moved mod and reduce function pointers to
	this struct.
751

752 753 754 755 756 757 758 759 760 761 762 763 764 765
	* 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.

766 767 768 769 770
	* 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.

771 772
2014-09-17  Niels Möller  <nisse@lysator.liu.se>

773 774 775 776
	* 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.

777 778 779 780 781 782 783 784 785
	* 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.

786 787 788 789
	* testsuite/ecc-modinv-test.c (mpn_zero_p): Moved function, to...
	* testsuite/testutils.c (mpn_zero_p): New location. Also make
	non-static.

790 791 792 793 794 795 796
	* 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
797 798 799 800 801 802
	* 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.

803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819
	* 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.

820 821 822
	* ecdsa-keygen.c (ecdsa_generate_keypair): Use struct ecc_curve
	function pointers.

823
	* testsuite/curve25519-dup-test.c: Deleted file. In the way for
Niels Möller's avatar
Niels Möller committed
824
	conversion to Edwards coordinate convention, and in the end
825 826 827 828 829
	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.

830 831 832 833 834 835 836 837 838
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.

839 840 841 842 843 844
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
845 846
2014-09-09  Niels Möller  <nisse@lysator.liu.se>

847 848 849 850 851 852
	* 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
853 854 855 856 857 858
	* 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.

859 860 861 862 863 864
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.

865 866
2014-09-03  Niels Möller  <nisse@lysator.liu.se>

867 868 869 870 871 872 873
	* 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.

874 875 876 877
	* 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.

878 879 880 881 882 883 884 885 886 887 888 889 890 891 892
	* 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.

893 894 895 896 897 898 899
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.
900

901
	* curve25519-mul.c (curve25519_mul): Use it.
902 903
	* curve25519-mul-g.c (curve25519_mul_g): Likewise. Also introduce
	local variable ecc, and use ecc->mul_g_itch.
904

905 906
2014-08-29  Niels Möller  <nisse@lysator.liu.se>

907 908 909 910 911
	* 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 ...
912 913 914 915 916
	(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.

917 918 919 920 921 922 923 924 925
	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.

926 927
2014-08-28  Niels Möller  <nisse@lysator.liu.se>

928 929 930
	* ecdsa-verify.c (ecdsa_verify): Drop include of ecc-internal.h,
	use ecc_size function instead.

931 932 933
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Use the struct ecc_curve
	function pointers: mul, mul_g, add_hhh, h_to_a.

934 935
	* ecc-internal.h (ECC_ECDSA_VERIFY_ITCH): Deleted macro. Needed
	scratch depends on curve type, not just size.
936 937 938 939
	(ecc_add_func): New typedef.
	(struct ecc_curve): New function pointer add_hhh, and constant
	add_hhh_itch. Updated all instances.

940 941 942 943 944
	* 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.

945 946
	* testsuite/ecdsa-sign-test.c (test_main): Added test for the
	obscure case of ecdsa using curve25519.
947 948
	* testsuite/ecdsa-verify-test.c (test_main): Likewise (depends on
	above changes).
949 950 951 952

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

953 954
	* ecc-25519.c (ecc_25519_modq): Access q via the ecc struct.

955 956 957
	* 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.

958
	* ecc-j-to-a.c (ecc_j_to_a): For curves using redc, always convert
Niels Möller's avatar
Niels Möller committed
959
	back from redc form. When producing x coordinate only, optionally
960 961 962 963 964 965 966 967
	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
968 969 970
	* testsuite/symbols-test: Regexp fixes, to better filter out
	get_pc_thunk functions.

971 972 973 974 975 976 977 978 979 980 981 982 983 984 985
	* 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.

986 987 988 989
	* eccdata.c (output_curve): Don't output ecc_redc_g.
	* ecc-internal.h (struct ecc_curve): Deleted unused field redc_g.
	Updated all instances.

990 991
2014-08-27  Niels Möller  <nisse@lysator.liu.se>

992 993
	* ecc-modq.c (ecc_modq_inv): Use q_bit_size.

994 995 996
	* ecc-internal.h (struct ecc_curve): New field q_bit_size. Updated
	all instances.

Niels Möller's avatar
Niels Möller committed
997 998 999
	* configure.ac: Bumped package version number to 3.1.
	(LIBHOGWEED_MAJOR): Bumped library version to 4.0.

Niels Möller's avatar
Niels Möller committed
1000
	Merged curve25519 changes (starting at 2014-07-04).
1001 1002
	* Makefile.in (clean-here): Added ecc-25519.h.

Niels Möller's avatar
Niels Möller committed
1003 1004
2014-08-26  Niels Möller  <nisse@lysator.liu.se>

1005 1006 1007 1008 1009 1010
	* 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.

1011 1012 1013
	* testsuite/ecc-mod-test.c (test_curve): Make modq test
	unconditional, partially reverting 2014-07-04 change.

Niels Möller's avatar
Niels Möller committed
1014 1015 1016 1017
	* ecc-25519.c (ecc_25519_modq): New function.

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

Niels Möller's avatar
Niels Möller committed
1018 1019 1020
	* mini-gmp.c (mpz_abs_sub_bit): Do full normalization, needed in
	case the most significant bit is cleared.

1021 1022
2014-08-25  Niels Möller  <nisse@lysator.liu.se>

1023 1024 1025 1026 1027 1028 1029 1030 1031
	* 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.

1032 1033 1034 1035 1036
	* 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.

1037 1038 1039
	* 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
1040 1041
2014-08-24  Niels Möller  <nisse@lysator.liu.se>

1042
	* testsuite/ecdh-test.c: Test ecc_point_mul and ecc_point_mul_g,
1043 1044 1045 1046
	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.

1047 1048
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added ecdh-test.c.

Niels Möller's avatar
Niels Möller committed
1049 1050
	* misc/ecc-ref.gp: Script to generate ECDH test data.

1051 1052
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

1053 1054 1055 1056
	* 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.

1057 1058 1059 1060 1061 1062 1063
	* 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.

1064 1065 1066
	* ecc-internal.h (struct ecc_curve): Reordered struct, moved
	function pointers before pointers to bignum constants.

1067 1068 1069 1070 1071 1072
	* 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.

1073 1074
2014-08-22  Niels Möller  <nisse@lysator.liu.se>

1075 1076 1077 1078
	* 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.
1079

1080 1081 1082 1083 1084 1085
	* 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.

1086 1087 1088 1089 1090 1091 1092 1093
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.

1094 1095
2014-08-18  Niels Möller  <nisse@lysator.liu.se>

1096 1097 1098 1099 1100
	* 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
1101 1102 1103 1104
	* curve25519-mul.c (curve25519_mul): New file and function.
	* curve25519.h (curve25519_mul): Declare it.
	* Makefile.in (hogweed_SOURCES): Added curve25519-mul.c.

1105 1106 1107 1108 1109
	* 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.

1110 1111 1112 1113 1114
	* 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.

1115 1116
2014-08-06  Niels Möller  <nisse@lysator.liu.se>

1117 1118 1119
	* testsuite/curve25519-dh-test.c (test_g): Use curve25519_base.
	(test_main): Use little-endian inputs for test_g.

1120 1121 1122 1123 1124 1125
	* 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.

1126 1127 1128
	* gmp-glue.c (mpn_set_base256_le, mpn_get_base256_le): New functions.
	* gmp-glue.h: Declare them.

1129 1130
2014-08-02  Niels Möller  <nisse@lysator.liu.se>

1131 1132 1133
	* testsuite/curve25519-dh-test.c (curve25519_sqrt): Fixed memory
	leak, a mpz_clear call was missing.

1134 1135 1136 1137 1138 1139
	* 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).

1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159
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.

1160 1161 1162 1163 1164
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
1165 1166 1167 1168 1169 1170
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.

1171 1172 1173 1174 1175 1176 1177 1178
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.

1179 1180
2014-07-17  Niels Möller  <nisse@lysator.liu.se>

1181 1182 1183
	* ecc-add-eh.c (ecc_add_eh): Reduce scratch need.
	* ecc-internal.h (ECC_ADD_EH_ITCH): Reduced to 6*size.

1184 1185 1186
	* testsuite/curve25519-dup-test.c (test_main): Free allocated
	storage.

1187 1188
2014-07-15  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1189 1190 1191 1192 1193 1194 1195
	* 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.
1196

1197 1198
2014-07-14  Niels Möller  <nisse@lysator.liu.se>

1199 1200 1201 1202
	* testsuite/curve25519-add-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-add-test.c.

1203 1204 1205 1206 1207 1208 1209 1210
	* 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.

1211 1212 1213
	* eccdata.c: For curve25519, output the Edwards curve constant,
	ecc_d = (121665/121666) mod p.

1214 1215 1216
	* testsuite/curve25519-dup-test.c (test_main): Add test for 4g.
	Delete some left-over debug output.

1217 1218
2014-07-11  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1219 1220
	* misc/ecc-formulas.tex: Some ECC notes.

1221 1222 1223 1224
	* testsuite/curve25519-dup-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-dup-test.c.

1225 1226 1227 1228 1229
	* 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.

1230 1231 1232 1233 1234 1235 1236 1237
	* 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.

1238 1239 1240 1241 1242 1243 1244 1245 1246
	* 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.

1247 1248 1249 1250
	* eccdata.c (ecc_curve_init): For curve 25519, use correct
	constant for edwards coordinate transform, and output the constant
	as ecc_edwards.

1251 1252 1253 1254
2014-07-06  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c: Use separate is_zero flag to represent the neutral
	element.
1255 1256 1257 1258 1259
	(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.
1260

1261 1262
2014-07-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1263
	Started curve25519 branch.
1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278
	* 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.

1279 1280
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

1281 1282 1283
	* ecc-modp.c (ecc_modp_sub_1): Deleted unused function.
	* ecc-internal.h: Deleted corresponding declaration.

1284 1285 1286
	* 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
1287 1288 1289 1290
2014-07-02  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c (ecc_dup): Use mpz_submul_ui, now available in
	mini-gmp.
1291 1292 1293 1294 1295 1296 1297 1298
	(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
1299

1300 1301 1302 1303 1304 1305
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.

1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320
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.

1321 1322
2014-06-25  Niels Möller  <nisse@lysator.liu.se>

1323 1324
	Support for building with mini-gmp instead of the real GMP. Loosely
	based on work by Nikos Mavrogiannopoulos.
1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361
	* 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.
1362 1363 1364 1365 1366
	* testsuite/bignum-test.c: Use WITH_HOGWEED instead of HAVE_LIBGMP
	for preprocessor conditionals.
	* testsuite/testutils.h: Likewise.
	* testsuite/sexp-format-test.c: Likewise.

1367 1368 1369 1370 1371
	* 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.

1372 1373 1374 1375 1376 1377 1378
	* 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
1379 1380
	* testsuite/testutils.c (die): Use plain vfprintf, not
	gmp_vfprintf.
1381 1382 1383
	(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
1384

1385 1386
	* der-iterator.c: Deleted HAVE_LIBGMP conditionals.

Niels Möller's avatar
Niels Möller committed
1387 1388
2014-06-07  Niels Möller  <nisse@lysator.liu.se>

1389
	* Released nettle-3.0.
Niels Möller's avatar
Niels Möller committed
1390

1391 1392
2014-06-04  Niels Möller  <nisse@lysator.liu.se>

1393 1394 1395
	* NEWS: List des-compat.h as a candidate for removal in the next
	release.

1396 1397 1398
	* testsuite/des-compat-test.c (test_main): Fixed out of bounds
	memory read, reported by Nikos Mavrogiannopoulos.

1399 1400 1401
	* nettle-write.h: Include <stddef.h>, fixing compilation on
	freebsd.

1402 1403 1404
	* aclocal.m4 (ac_stdint): Fixed "unsinged" typo, spotted by Andy
	Goth.

Niels Möller's avatar
Niels Möller committed
1405 1406 1407 1408 1409 1410 1411 1412 1413 1414
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).

1415 1416
2014-05-31  Niels Möller  <nisse@lysator.liu.se>

1417 1418 1419 1420 1421 1422
	* 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.

1423 1424
	* asm.m4: Deleted unused offsets for struct aes_ctx.

1425 1426
2014-05-28  Niels Möller  <nisse@lysator.liu.se>

1427 1428 1429
	* testsuite/nettle-pbkdf2-test: Delete carriage return characters
	from output.

1430 1431 1432 1433 1434
	* 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.

1435 1436 1437 1438 1439 1440 1441
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.

1442 1443 1444 1445 1446
2014-05-22  Niels Möller  <nisse@lysator.liu.se>

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

1447 1448
2014-05-15  Niels Möller  <nisse@lysator.liu.se>

1449 1450
	* NEWS: Updated with library version numbers.

1451 1452
	* configure.ac (dummy-dep-files): Use simpler and more portable
	sed expression. Problem reported by Peter Eriksson.
1453 1454 1455
	(LIBHOGWEED_MAJOR): Bumped shared library version to 3.0.
	(LIBHOGWEED_MINOR): Reset to zero. Also increased the package
	version number to 3.0.
1456

1457 1458
	* getopt.c: Don't use gettext.

1459 1460 1461 1462 1463
2014-05-14  Niels Möller  <nisse@lysator.liu.se>

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

1464 1465 1466 1467 1468 1469
	* 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.

1470 1471
2014-05-09  Niels Möller  <nisse@lysator.liu.se>

1472 1473 1474
	* mini-gmp.c: Updated, use version from gmp-6.0.0.
	* mini-gmp.h: Likewise.

1475 1476 1477
	* testsuite/Makefile.in (all): Drop dependency on $(TARGETS), to
	delay building of test programs until make check.

1478 1479
2014-05-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1480 1481
	* nettle.texinfo (nettle_aead abstraction): Document nettle_aead.

1482 1483 1484 1485 1486 1487 1488
	* 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.

1489 1490 1491
	* aclocal.m4 (GMP_PROG_CC_FOR_BUILD): If CC_FOR_BUILD is gcc, add
	-O option. This makes eccdata twice as fast.

1492 1493 1494 1495 1496
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
1497 1498 1499
2014-05-05  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (POLY1305): Document poly1305-aes.
1500 1501 1502
	(Authenticated encryption): Move AEAD algorithms to their own
	section.
	(RSA, DSA, ECDSA): Change some subsections to subsubsections.
Niels Möller's avatar
Niels Möller committed
1503
	(ChaCha-Poly1305): Document ChaCha-Poly1305.
Niels Möller's avatar
Niels Möller committed
1504

Niels Möller's avatar
Niels Möller committed
1505 1506 1507
2014-05-04  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (DSA): Document new DSA interface.
1508
	(Salsa20): Update salsa20 docs.
Niels Möller's avatar
Niels Möller committed
1509
	(ChaCha): Document ChaCha.
Niels Möller's avatar
Niels Möller committed
1510

1511 1512
2014-05-03  Niels Möller  <nisse@lysator.liu.se>

1513 1514 1515 1516
	* 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
1517 1518 1519
	* nettle.texinfo (CCM): Document new ccm macros and constants.
	Describe ccm restrictions.

1520 1521
	* ccm.h (CCM_DIGEST_SIZE): New constant.

1522 1523 1524 1525 1526 1527 1528 1529 1530 1531
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.

1532 1533 1534
2014-04-27  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (Cipher modes): Subsection on AEAD constructions.
Niels Möller's avatar
Niels Möller committed
1535 1536
	(GCM): Update GCM documentation, including functions for
	gcm_aes128, gcm_camellia128, ...
1537

1538 1539
2014-04-26  Niels Möller  <nisse@lysator.liu.se>

1540 1541
	* nettle.texinfo: Update for introduction of nettle_cipher_func.
	(GCM): Document GCM_DIGEST_SIZE.
1542
	(UMAC): Document new UMAC constants.
1543
	(Keyed hash functions): Make HMAC and UMAC their own info nodes.
Niels Möller's avatar
Niels Möller committed
1544
	(EAX): Document EAX.
1545

1546 1547 1548
	* umac.h (UMAC_MIN_NONCE_SIZE, UMAC_MAX_NONCE_SIZE): New
	constants.

1549 1550
2014-04-25  Niels Möller  <nisse@lysator.liu.se>

1551 1552
	* All hash-related files: Renamed all _DATA_SIZE constants to
	_BLOCK_SIZE, for consistency. Old names kept for backwards
1553
	compatibility.
1554

Owen Kirby's avatar
Owen Kirby committed
1555 1556 1557
	* nettle.texinfo (CCM): Documentation for CCM mode, contributed by
	Owen Kirby.

1558 1559 1560 1561 1562 1563 1564 1565 1566
	* 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.

1567 1568
2014-04-22  Niels Möller  <nisse@lysator.liu.se>

1569 1570 1571
	* nettle.texinfo (Recommended hash functions): Document additional
	sha512 variants.

1572 1573 1574
	* sha2.h (sha512_224_ctx, sha512_256_ctx): New aliases for the
	sha512_ctx struct tag.

1575 1576 1577 1578 1579
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
1580 1581
2014-04-16  Niels Möller  <nisse@lysator.liu.se>

1582 1583 1584
	* testsuite/ccm-test.c (test_cipher_ccm): Deleted check for NULL
	authdata.

Niels Möller's avatar
Niels Möller committed
1585 1586 1587 1588 1589 1590
	* 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
1591 1592 1593 1594
	* 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
1595 1596
	* tools/input.c (sexp_get_quoted_char): Deleted useless for loop.

1597 1598
2014-04-13  Niels Möller  <nisse@lysator.liu.se>

1599 1600 1601 1602 1603
	* rsa-compat.c: Deleted file.
	* rsa-compat.h: Deleted file.
	* Makefile.in (hogweed_SOURCES): Deleted rsa-compat.c.
	(HEADERS): Deleted rsa-compat.h.

1604 1605 1606 1607 1608 1609 1610 1611 1612 1613
	* 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
1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628
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
1629 1630
2014-04-11  Niels Möller  <nisse@lysator.liu.se>

1631 1632
	* testsuite/testutils.c (test_aead): Use aead->digest_size.

1633 1634
	* configure.ac: Skip GMP tests if public key support is disabled.

1635 1636
	* eax.c (block16_xor): Fixed bug effecting 32-bit platforms.

Niels Möller's avatar
Niels Möller committed
1637 1638 1639 1640
	* Makefile.in (DISTFILES): Deleted memxor.c, already included via
	nettle_SOURCES.
	* tools/Makefile.in (SOURCES): Add nettle-pbkdf2.c.

1641 1642 1643 1644 1645 1646 1647
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.

1648 1649
2014-04-09  Niels Möller  <nisse@lysator.liu.se>

1650 1651 1652
	* examples/nettle-benchmark.c (main): Benchmark sha512_224 and
	sha512_256.

1653 1654 1655 1656
	* testsuite/sha512-224-test.c: New file.
	* testsuite/sha512-256-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added new files.

1657 1658 1659 1660
	* 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.

1661 1662 1663
	* sha2.h (SHA512_224_DIGEST_SIZE, SHA512_224_DATA_SIZE)
	(SHA512_256_DIGEST_SIZE, SHA512_256_DATA_SIZE): New constants.

1664 1665
	* sha512.c (sha512_256_digest): Typo fix, call sha512_256_init.

1666 1667 1668
	* testsuite/testutils.c (test_hash): Removed redundant init call.
	Tests that digest implies init.

1669 1670
2014-03-28  Niels Möller  <nisse@lysator.liu.se>

1671 1672
	* testsuite/dsa-keygen-test.c (test_main): Explicitly use
	dsa_compat_generate_keypair.
1673 1674 1675
	(test_main): Test dsa_generate_params and dsa_generate_keypair
	with a large q; p_bits = 1024, q_bits = 768.

1676 1677
	* testsuite/testutils.h: Undo dsa-compat.h name mangling.

1678 1679 1680 1681 1682
	* 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.

1683 1684
2014-03-27  Niels Möller  <nisse@lysator.liu.se>

1685 1686 1687 1688 1689 1690 1691 1692 1693
	* 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.

1694 1695 1696 1697
	* 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
1698 1699
2014-03-26  Niels Möller  <nisse@lysator.liu.se>

1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713
	* 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.

1714 1715 1716
	* examples/hogweed-benchmark.c: Update dsa benchmarking to use new
	DSA interface.

1717 1718 1719 1720
	* 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.