ChangeLog 332 KB
Newer Older
Niels Möller's avatar
Niels Möller committed
1 2 3 4
2015-03-12  Niels Möller  <nisse@diamant.hack.org>

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

5 6
2015-03-10  Niels Möller  <nisse@diamant.hack.org>

7 8 9 10
	* nettle.texinfo: Update documentation of curve25519_mul. Say that
	the output is undefined for points belonging to the twist rather
	than the proper curve.

11
	* curve25519-mul.c (curve25519_mul): Changed return type to void.
12
	* curve25519.h (curve25519_mul): Updated prototype.
13 14 15 16
	* examples/hogweed-benchmark.c (bench_curve25519_mul): Drop check
	of curve25519_mul return value.
	* testsuite/curve25519-dh-test.c (test_a): Likewise.

17 18 19 20
2015-02-26  Niels Möller  <nisse@diamant.hack.org>

	* nettle.texinfo: Document curve25519 and eddsa.

21 22
2015-02-10  Niels Möller  <nisse@lysator.liu.se>

23 24 25 26 27 28 29 30
	* 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.

31 32 33 34 35 36 37 38 39 40 41 42
	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.

43 44 45 46 47 48 49 50 51 52 53 54 55 56
	* 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.

57 58
2015-02-09  Niels Möller  <nisse@lysator.liu.se>

59 60 61
	* base64-encode.c (base64_encode): Deleted old #if:ed out
	function.

62 63 64
	* testsuite/base64-test.c (test_fuzz_once, test_fuzz): Additional
	tests, based on contribution by Amos Jeffries.

65 66 67 68 69
2015-02-05  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac (LIBHOGWEED_MAJOR): Undo latest bump, 4 should be
	enough (previous release, nettle-3.1, used 3).

70 71
2015-01-30  Niels Möller  <nisse@lysator.liu.se>

72 73 74 75 76 77 78 79 80 81
	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.

82 83 84 85
	* 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.

86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110
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.

111 112
2015-01-25  Niels Möller  <nisse@lysator.liu.se>

113 114 115 116 117
	* 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.

118 119 120 121 122 123 124 125 126 127
	* 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_*.

128 129 130 131 132
	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.

133 134 135 136 137 138 139 140 141 142
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.

143 144
2015-01-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
145 146 147 148 149 150 151 152
	* 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.

153 154 155 156 157 158 159 160 161 162 163
	* 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.

164 165
2015-01-20  Niels Möller  <nisse@lysator.liu.se>

166 167 168
	* fat-arm.c (get_arm_features): Check NETTLE_FAT_OVERRIDE
	environment variable.

169 170 171 172 173 174 175 176
	* 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.

177 178
	* configure.ac: Check for secure_getenv function.

179 180
2015-01-19  Niels Möller  <nisse@lysator.liu.se>

181 182 183 184 185 186 187
	* 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.

188 189 190 191 192
	* Makefile.in (DISTFILES): Added fat-setup.h.

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

193 194
2015-01-17  Niels Möller  <nisse@lysator.liu.se>

195 196 197 198
	* fat-x86_64.c (DECLARE_FAT_FUNC, DEFINE_FAT_FUNC)
	(DECLARE_FAT_FUNC_VAR): New macros, to define needed resolver and
	wrapper functions.

199 200 201 202 203
	* 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
204
	(fat_transform): New macro, taking symbol name as argument.
205 206 207 208
	Updated all uses of fat_suffix.
	* fat-x86_64.c: Updated for internal "_nettle" prefix on
	cpu-specific memxor functions.

209 210 211 212 213 214 215 216
	* 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.

217 218 219 220 221 222 223 224 225 226
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.

227 228
2015-01-13  Niels Möller  <nisse@lysator.liu.se>

229 230 231 232 233 234
	* 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.

235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255
	* 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.

256 257 258 259
	* 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.

260 261 262 263
	* aclocal.m4 (NETTLE_CHECK_IFUNC): New macro, checking for ifunc
	and settting HAVE_LINK_IFUNC if working.
	* configure.ac: Use it.

264 265
2015-01-12  Niels Möller  <nisse@lysator.liu.se>

266 267 268
	* asm.m4 (DECLARE_FUNC): New macro, extracted from PROLOGUE.
	(PROLOGUE): Use it.

269 270 271 272 273 274 275
	* 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.

276 277
2015-01-11  Niels Möller  <nisse@lysator.liu.se>

278 279 280 281
	* 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.

282 283 284
	* aclocal.m4 (LSH_RPATH_INIT): Handle freebsd, in the same way as
	gnu/linux, with -Wl,-rpath,.

285 286
	Merged memxor-reorg changes, starting at 2014-10-23.

287 288 289 290 291
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
292 293 294 295 296 297 298 299 300 301
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.

302 303
2014-10-23  Niels Möller  <nisse@lysator.liu.se>

304 305 306 307
	* configure.ac (IF_ASM): New substituted variable.
	* testsuite/Makefile.in (VALGRIND): Allow partial loads only when
	build includes assembly files.

308
	* memxor-internal.h (READ_PARTIAL): New macro.
309
	* memxor.c (memxor_different_alignment): Avoid out-of-bounds
310 311
	reads, corresponding to valgrind's --partial-loads-ok. Use
	READ_PARTIAL.
312
	* memxor3.c: Analogous changes for unaligned operations.
313

314 315 316 317 318 319 320 321 322 323
	* 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
324 325
	* memxor.c (memxor_common_alignment, memxor_different_alignment)
	(memxor): Change loop order, iterate from the end.
326
	(memxor3_common_alignment): Unroll twice.
327 328
	(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
329

330 331 332 333 334 335 336 337 338 339
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.

340 341
2014-12-08  Niels Möller  <nisse@lysator.liu.se>

342 343 344
	* aclocal.m4 (LD_VERSION_SCRIPT): Linker scripts no longer located
	in the source tree.

Niels Möller's avatar
Niels Möller committed
345 346 347
	* configure.ac (LIBNETTLE_MAJOR): Bump major number, now 6.
	(LIBHOGWEED_MAJOR): Bump major number, now 5.

348 349 350 351 352 353 354 355 356 357 358
	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
359 360
2014-11-24  Niels Möller  <nisse@lysator.liu.se>

361 362 363
	* 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
364 365 366
	* testsuite/eddsa-verify-test.c (test_eddsa): Fixed test case bug,
	showing up as use of uninitialized data with valgrind.

367 368 369 370 371
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.

372 373
2014-10-22  Niels Möller  <nisse@lysator.liu.se>

374 375 376 377
	* configure.ac: Check for getline function.
	* testsuite/ed25519-test.c (getline) [!HAVE_GETLINE]: Fallback
	definition.

378 379 380 381
	* Makefile.in (clean-here): Unconditionally delete .so and .dll
	files.
	(IMPLICIT_TARGETS): Deleted variable.

382 383
2014-10-21  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
384 385 386
	* testsuite/ed25519-test.c: New test case. Optionally reads the
	file pointed to by $ED25519_SIGN_INPUT.

387 388 389 390
	* testsuite/testutils.c (tstring_hex): Rewrite, using Nettle's
	base16 functions.
	(decode_hex, decode_hex_length): Deleted functions.

391 392 393 394 395 396 397 398 399 400 401 402 403 404 405
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.


406 407 408 409 410 411 412 413
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.

414 415
2014-10-14  Niels Möller  <nisse@lysator.liu.se>

416 417 418 419
	* 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
420 421 422 423
	* testsuite/eddsa-verify-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-verify-test.c.

424 425 426 427 428
	* 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
429 430
2014-10-08  Niels Möller  <nisse@lysator.liu.se>

431 432 433
	* testsuite/eddsa-sign-test.c (test_eddsa_sign): Use
	_eddsa_expand_key, and check its public key output.

434 435 436 437
	* 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
438 439
	* eddsa-sign.c: Drop unneeded include of nettle-internal.h.

440 441
2014-10-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
442 443 444 445
	* testsuite/eddsa-sign-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-sign-test.c.

446 447 448 449 450 451 452
	* 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.

453 454
2014-10-03  Niels Möller  <nisse@lysator.liu.se>

455
	* testsuite/ecc-redc-test.c [NETTLE_USE_MINI_GMP]: Enable test.
456
	(test_main): Replace gmp_fprintf calls.
457
	* testsuite/ecc-mul-a-test.c: Likewise.
458
	* testsuite/ecc-mul-g-test.c: Likewise.
459

460 461
	* testsuite/ecc-modinv-test.c [NETTLE_USE_MINI_GMP]: Enable test.
	(ref_modinv): Use mpz_gcdext, instead of mpn_gcdext.
462
	(test_modulo): Replace gmp_fprintf calls.
463

464 465
	* 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.
466 467
	(test_modulo): Replace gmp_fprintf calls by plain fprintf and
	mpn_out_str.
468

469 470 471
	* testsuite/testutils.c (mpn_out_str): New function, needed to
	replace uses of gmp_fprintf.

472 473 474 475 476 477 478 479 480
	* 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.

481 482
2014-10-02  Niels Möller  <nisse@lysator.liu.se>

483 484 485 486
	* testsuite/eddsa-compress-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	eddsa-compress-test.c.

487 488 489 490 491 492
	* 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
493 494 495 496
	* testsuite/ecc-sqrt-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	ecc-sqrt-test.c.

497 498 499 500 501 502 503 504 505
	* 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
506 507 508 509
2014-09-24  Niels Möller  <nisse@lysator.liu.se>

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

510 511
2014-09-23  Niels Möller  <nisse@lysator.liu.se>

512 513 514 515 516 517 518
	* 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.

519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538
	* 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.

539 540
	* testsuite/testutils.c (test_ecc_mul_h): Use ecc->h_to_a_itch.

541 542 543 544 545 546 547 548 549 550 551 552
	* 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
553 554
2014-09-22  Niels Möller  <nisse@lysator.liu.se>

555 556 557 558
	* ecc-random.c (ecc_mod_random): Renamed, and take a const struct
	ecc_modulo * as argument. Updated callers.
	(ecc_modq_random): ... old name.

559 560 561 562 563 564 565 566 567 568
	* 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.

569 570 571
	* testsuite/ecc-redc-test.c (test_main): Relaxed tests for which
	tests to run.

Niels Möller's avatar
Niels Möller committed
572 573 574
	* 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
575 576 577 578 579
	* 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.

580 581 582 583 584 585 586 587 588 589 590
	* 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.

591 592 593
	* examples/ecc-benchmark.c (bench_modinv_powm, bench_curve):
	Updated benchmarking of mpn_sec_powm.

Niels Möller's avatar
Niels Möller committed
594 595 596
	* ecc-internal.h (struct ecc_curve): Deleted redc function
	pointer. Use only reduce pointer, which is redc or modp as
	applicable. Updated all users.
597 598
	(struct ecc_modulo): Moved mod and reduce function pointers to
	this struct.
Niels Möller's avatar
Niels Möller committed
599

600 601 602 603 604 605 606 607 608 609 610 611 612 613
	* 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
614 615 616 617 618
	* 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.

619 620
2014-09-17  Niels Möller  <nisse@lysator.liu.se>

621 622 623 624
	* 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.

625 626 627 628 629 630 631 632 633
	* 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.

634 635 636 637
	* testsuite/ecc-modinv-test.c (mpn_zero_p): Moved function, to...
	* testsuite/testutils.c (mpn_zero_p): New location. Also make
	non-static.

638 639 640 641 642 643 644
	* 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
645 646 647 648 649 650
	* 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.

651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667
	* 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.

668 669 670
	* ecdsa-keygen.c (ecdsa_generate_keypair): Use struct ecc_curve
	function pointers.

671 672 673 674 675 676 677
	* 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.

678 679 680 681 682 683 684 685 686
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.

687 688 689 690 691 692
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
693 694
2014-09-09  Niels Möller  <nisse@lysator.liu.se>

695 696 697 698 699 700
	* 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
701 702 703 704 705 706
	* 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.

707 708 709 710 711 712
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.

713 714
2014-09-03  Niels Möller  <nisse@lysator.liu.se>

715 716 717 718 719 720 721
	* 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.

722 723 724 725
	* 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.

726 727 728 729 730 731 732 733 734 735 736 737 738 739 740
	* 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.

741 742 743 744 745 746 747
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.
748

749
	* curve25519-mul.c (curve25519_mul): Use it.
750 751
	* curve25519-mul-g.c (curve25519_mul_g): Likewise. Also introduce
	local variable ecc, and use ecc->mul_g_itch.
752

753 754
2014-08-29  Niels Möller  <nisse@lysator.liu.se>

755 756 757 758 759
	* 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 ...
760 761 762 763 764
	(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.

765 766 767 768 769 770 771 772 773
	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.

774 775
2014-08-28  Niels Möller  <nisse@lysator.liu.se>

776 777 778
	* ecdsa-verify.c (ecdsa_verify): Drop include of ecc-internal.h,
	use ecc_size function instead.

779 780 781
	* ecc-ecdsa-verify.c (ecc_ecdsa_verify): Use the struct ecc_curve
	function pointers: mul, mul_g, add_hhh, h_to_a.

782 783
	* ecc-internal.h (ECC_ECDSA_VERIFY_ITCH): Deleted macro. Needed
	scratch depends on curve type, not just size.
784 785 786 787
	(ecc_add_func): New typedef.
	(struct ecc_curve): New function pointer add_hhh, and constant
	add_hhh_itch. Updated all instances.

788 789 790 791 792
	* 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.

793 794
	* testsuite/ecdsa-sign-test.c (test_main): Added test for the
	obscure case of ecdsa using curve25519.
795 796
	* testsuite/ecdsa-verify-test.c (test_main): Likewise (depends on
	above changes).
797 798 799 800

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

801 802
	* ecc-25519.c (ecc_25519_modq): Access q via the ecc struct.

803 804 805
	* 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.

806
	* ecc-j-to-a.c (ecc_j_to_a): For curves using redc, always convert
Niels Möller's avatar
Niels Möller committed
807
	back from redc form. When producing x coordinate only, optionally
808 809 810 811 812 813 814 815
	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
816 817 818
	* testsuite/symbols-test: Regexp fixes, to better filter out
	get_pc_thunk functions.

819 820 821 822 823 824 825 826 827 828 829 830 831 832 833
	* 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.

834 835 836 837
	* eccdata.c (output_curve): Don't output ecc_redc_g.
	* ecc-internal.h (struct ecc_curve): Deleted unused field redc_g.
	Updated all instances.

838 839
2014-08-27  Niels Möller  <nisse@lysator.liu.se>

840 841
	* ecc-modq.c (ecc_modq_inv): Use q_bit_size.

842 843 844
	* ecc-internal.h (struct ecc_curve): New field q_bit_size. Updated
	all instances.

Niels Möller's avatar
Niels Möller committed
845 846 847
	* configure.ac: Bumped package version number to 3.1.
	(LIBHOGWEED_MAJOR): Bumped library version to 4.0.

Niels Möller's avatar
Niels Möller committed
848
	Merged curve25519 changes (starting at 2014-07-04).
849 850
	* Makefile.in (clean-here): Added ecc-25519.h.

Niels Möller's avatar
Niels Möller committed
851 852
2014-08-26  Niels Möller  <nisse@lysator.liu.se>

853 854 855 856 857 858
	* 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.

859 860 861
	* testsuite/ecc-mod-test.c (test_curve): Make modq test
	unconditional, partially reverting 2014-07-04 change.

Niels Möller's avatar
Niels Möller committed
862 863 864 865
	* ecc-25519.c (ecc_25519_modq): New function.

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

Niels Möller's avatar
Niels Möller committed
866 867 868
	* mini-gmp.c (mpz_abs_sub_bit): Do full normalization, needed in
	case the most significant bit is cleared.

869 870
2014-08-25  Niels Möller  <nisse@lysator.liu.se>

871 872 873 874 875 876 877 878 879
	* 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.

880 881 882 883 884
	* 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.

885 886 887
	* 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
888 889
2014-08-24  Niels Möller  <nisse@lysator.liu.se>

890
	* testsuite/ecdh-test.c: Test ecc_point_mul and ecc_point_mul_g,
891 892 893 894
	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.

895 896
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added ecdh-test.c.

Niels Möller's avatar
Niels Möller committed
897 898
	* misc/ecc-ref.gp: Script to generate ECDH test data.

899 900
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

901 902 903 904
	* 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.

905 906 907 908 909 910 911
	* 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.

912 913 914
	* ecc-internal.h (struct ecc_curve): Reordered struct, moved
	function pointers before pointers to bignum constants.

915 916 917 918 919 920
	* 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.

921 922
2014-08-22  Niels Möller  <nisse@lysator.liu.se>

923 924 925 926
	* 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.
927

928 929 930 931 932 933
	* 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.

934 935 936 937 938 939 940 941
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.

942 943
2014-08-18  Niels Möller  <nisse@lysator.liu.se>

944 945 946 947 948
	* 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
949 950 951 952
	* curve25519-mul.c (curve25519_mul): New file and function.
	* curve25519.h (curve25519_mul): Declare it.
	* Makefile.in (hogweed_SOURCES): Added curve25519-mul.c.

953 954 955 956 957
	* 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.

958 959 960 961 962
	* 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.

963 964
2014-08-06  Niels Möller  <nisse@lysator.liu.se>

965 966 967
	* 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
968 969 970 971 972 973
	* 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.

974 975 976
	* gmp-glue.c (mpn_set_base256_le, mpn_get_base256_le): New functions.
	* gmp-glue.h: Declare them.

977 978
2014-08-02  Niels Möller  <nisse@lysator.liu.se>

979 980 981
	* testsuite/curve25519-dh-test.c (curve25519_sqrt): Fixed memory
	leak, a mpz_clear call was missing.

982 983 984 985 986 987
	* 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).

988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007
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.

1008 1009 1010 1011 1012
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
1013 1014 1015 1016 1017 1018
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.

1019 1020 1021 1022 1023 1024 1025 1026
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
1027 1028
2014-07-17  Niels Möller  <nisse@lysator.liu.se>

1029 1030 1031
	* 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
1032 1033 1034
	* testsuite/curve25519-dup-test.c (test_main): Free allocated
	storage.

1035 1036
2014-07-15  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1037 1038 1039 1040 1041 1042 1043
	* 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.
1044

Niels Möller's avatar
Niels Möller committed
1045 1046
2014-07-14  Niels Möller  <nisse@lysator.liu.se>

1047 1048 1049 1050
	* testsuite/curve25519-add-test.c: New test case.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-add-test.c.

1051 1052 1053 1054 1055 1056 1057 1058
	* 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.

1059 1060 1061
	* eccdata.c: For curve25519, output the Edwards curve constant,
	ecc_d = (121665/121666) mod p.

Niels Möller's avatar
Niels Möller committed
1062 1063 1064
	* testsuite/curve25519-dup-test.c (test_main): Add test for 4g.
	Delete some left-over debug output.

1065 1066
2014-07-11  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1067 1068
	* misc/ecc-formulas.tex: Some ECC notes.

1069 1070 1071 1072
	* testsuite/curve25519-dup-test.c: New testcase.
	* testsuite/Makefile.in (TS_HOGWEED_SOURCES): Added
	curve25519-dup-test.c.

1073 1074 1075 1076 1077
	* 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.

1078 1079 1080 1081 1082 1083 1084 1085
	* 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.

1086 1087 1088 1089 1090 1091 1092 1093 1094
	* 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.

1095 1096 1097 1098
	* eccdata.c (ecc_curve_init): For curve 25519, use correct
	constant for edwards coordinate transform, and output the constant
	as ecc_edwards.

1099 1100 1101 1102
2014-07-06  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c: Use separate is_zero flag to represent the neutral
	element.
1103 1104 1105 1106 1107
	(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.
1108

1109 1110
2014-07-04  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1111
	Started curve25519 branch.
1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126
	* 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.

1127 1128
2014-08-23  Niels Möller  <nisse@lysator.liu.se>

1129 1130 1131
	* ecc-modp.c (ecc_modp_sub_1): Deleted unused function.
	* ecc-internal.h: Deleted corresponding declaration.

1132 1133 1134
	* 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
1135 1136 1137 1138
2014-07-02  Niels Möller  <nisse@lysator.liu.se>

	* eccdata.c (ecc_dup): Use mpz_submul_ui, now available in
	mini-gmp.
1139 1140 1141 1142 1143 1144 1145 1146
	(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
1147

1148 1149 1150 1151 1152 1153
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.

1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168
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.

1169 1170
2014-06-25  Niels Möller  <nisse@lysator.liu.se>

1171 1172
	Support for building with mini-gmp instead of the real GMP. Loosely
	based on work by Nikos Mavrogiannopoulos.
1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209
	* 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.
1210 1211 1212 1213 1214
	* testsuite/bignum-test.c: Use WITH_HOGWEED instead of HAVE_LIBGMP
	for preprocessor conditionals.
	* testsuite/testutils.h: Likewise.
	* testsuite/sexp-format-test.c: Likewise.

1215 1216 1217 1218 1219
	* 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.

1220 1221 1222 1223 1224 1225 1226
	* 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
1227 1228
	* testsuite/testutils.c (die): Use plain vfprintf, not
	gmp_vfprintf.
1229 1230 1231
	(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
1232

1233 1234
	* der-iterator.c: Deleted HAVE_LIBGMP conditionals.

Niels Möller's avatar
Niels Möller committed
1235 1236 1237 1238
2014-06-07  Niels Möller  <nisse@lysator.liu.se>

	* Released nettle-3.0

1239 1240
2014-06-04  Niels Möller  <nisse@lysator.liu.se>

1241 1242 1243
	* NEWS: List des-compat.h as a candidate for removal in the next
	release.

1244 1245 1246
	* testsuite/des-compat-test.c (test_main): Fixed out of bounds
	memory read, reported by Nikos Mavrogiannopoulos.

1247 1248 1249
	* nettle-write.h: Include <stddef.h>, fixing compilation on
	freebsd.

1250 1251 1252
	* aclocal.m4 (ac_stdint): Fixed "unsinged" typo, spotted by Andy
	Goth.

Niels Möller's avatar
Niels Möller committed
1253 1254 1255 1256 1257 1258 1259 1260 1261 1262
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).

1263 1264
2014-05-31  Niels Möller  <nisse@lysator.liu.se>

1265 1266 1267 1268 1269 1270
	* 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.

1271 1272
	* asm.m4: Deleted unused offsets for struct aes_ctx.

1273 1274
2014-05-28  Niels Möller  <nisse@lysator.liu.se>

1275 1276 1277
	* testsuite/nettle-pbkdf2-test: Delete carriage return characters
	from output.

1278 1279 1280 1281 1282
	* 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.

1283 1284 1285 1286 1287 1288 1289
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.

1290 1291 1292 1293 1294
2014-05-22  Niels Möller  <nisse@lysator.liu.se>

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

1295 1296
2014-05-15  Niels Möller  <nisse@lysator.liu.se>

1297 1298
	* NEWS: Updated with library version numbers.

1299 1300
	* configure.ac (dummy-dep-files): Use simpler and more portable
	sed expression. Problem reported by Peter Eriksson.
1301 1302 1303
	(LIBHOGWEED_MAJOR): Bumped shared library version to 3.0.
	(LIBHOGWEED_MINOR): Reset to zero. Also increased the package
	version number to 3.0.
1304

1305 1306
	* getopt.c: Don't use gettext.

1307 1308 1309 1310 1311
2014-05-14  Niels Möller  <nisse@lysator.liu.se>

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

1312 1313 1314 1315 1316 1317
	* 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.

1318 1319
2014-05-09  Niels Möller  <nisse@lysator.liu.se>

1320 1321 1322
	* mini-gmp.c: Updated, use version from gmp-6.0.0.
	* mini-gmp.h: Likewise.

1323 1324 1325
	* testsuite/Makefile.in (all): Drop dependency on $(TARGETS), to
	delay building of test programs until make check.

1326 1327
2014-05-08  Niels Möller  <nisse@lysator.liu.se>

Niels Möller's avatar
Niels Möller committed
1328 1329
	* nettle.texinfo (nettle_aead abstraction): Document nettle_aead.

1330 1331 1332 1333 1334 1335 1336
	* 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.

1337 1338 1339
	* aclocal.m4 (GMP_PROG_CC_FOR_BUILD): If CC_FOR_BUILD is gcc, add
	-O option. This makes eccdata twice as fast.

1340 1341 1342 1343 1344
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
1345 1346 1347
2014-05-05  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (POLY1305): Document poly1305-aes.
1348 1349 1350
	(Authenticated encryption): Move AEAD algorithms to their own
	section.
	(RSA, DSA, ECDSA): Change some subsections to subsubsections.
Niels Möller's avatar
Niels Möller committed
1351
	(ChaCha-Poly1305): Document ChaCha-Poly1305.
Niels Möller's avatar
Niels Möller committed
1352

Niels Möller's avatar
Niels Möller committed
1353 1354 1355
2014-05-04  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (DSA): Document new DSA interface.
1356
	(Salsa20): Update salsa20 docs.
Niels Möller's avatar
Niels Möller committed
1357
	(ChaCha): Document ChaCha.
Niels Möller's avatar
Niels Möller committed
1358

Niels Möller's avatar
Niels Möller committed
1359 1360
2014-05-03  Niels Möller  <nisse@lysator.liu.se>

1361 1362 1363 1364
	* 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
1365 1366 1367
	* nettle.texinfo (CCM): Document new ccm macros and constants.
	Describe ccm restrictions.

Niels Möller's avatar
Niels Möller committed
1368 1369
	* ccm.h (CCM_DIGEST_SIZE): New constant.

1370 1371 1372 1373 1374 1375 1376 1377 1378 1379
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
1380 1381 1382
2014-04-27  Niels Möller  <nisse@lysator.liu.se>

	* nettle.texinfo (Cipher modes): Subsection on AEAD constructions.
Niels Möller's avatar
Niels Möller committed
1383 1384
	(GCM): Update GCM documentation, including functions for
	gcm_aes128, gcm_camellia128, ...
Niels Möller's avatar
Niels Möller committed
1385

1386 1387
2014-04-26  Niels Möller  <nisse@lysator.liu.se>

1388 1389
	* nettle.texinfo: Update for introduction of nettle_cipher_func.
	(GCM): Document GCM_DIGEST_SIZE.
1390
	(UMAC): Document new UMAC constants.
1391
	(Keyed hash functions): Make HMAC and UMAC their own info nodes.
Niels Möller's avatar
Niels Möller committed
1392
	(EAX): Document EAX.
1393

1394 1395 1396
	* umac.h (UMAC_MIN_NONCE_SIZE, UMAC_MAX_NONCE_SIZE): New
	constants.

1397 1398
2014-04-25  Niels Möller  <nisse@lysator.liu.se>

1399 1400
	* All hash-related files: Renamed all _DATA_SIZE constants to
	_BLOCK_SIZE, for consistency. Old names kept for backwards
1401
	compatibility.
1402

Owen Kirby's avatar
Owen Kirby committed
1403 1404 1405
	* nettle.texinfo (CCM): Documentation for CCM mode, contributed by
	Owen Kirby.

1406 1407 1408 1409 1410 1411 1412 1413 1414
	* 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.

1415 1416
2014-04-22  Niels Möller  <nisse@lysator.liu.se>

1417 1418 1419
	* nettle.texinfo (Recommended hash functions): Document additional
	sha512 variants.

1420 1421 1422
	* sha2.h (sha512_224_ctx, sha512_256_ctx): New aliases for the
	sha512_ctx struct tag.

1423 1424 1425 1426 1427
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
1428 1429
2014-04-16  Niels Möller  <nisse@lysator.liu.se>

1430 1431 1432
	* testsuite/ccm-test.c (test_cipher_ccm): Deleted check for NULL
	authdata.

Niels Möller's avatar
Niels Möller committed
1433 1434 1435 1436 1437 1438
	* 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
1439 1440 1441 1442
	* 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
1443 1444
	* tools/input.c (sexp_get_quoted_char): Deleted useless for loop.

1445 1446
2014-04-13  Niels Möller  <nisse@lysator.liu.se>

1447 1448 1449 1450 1451
	* rsa-compat.c: Deleted file.
	* rsa-compat.h: Deleted file.
	* Makefile.in (hogweed_SOURCES): Deleted rsa-compat.c.
	(HEADERS): Deleted rsa-compat.h.

1452 1453 1454 1455 1456 1457 1458 1459 1460 1461
	* 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
1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476
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
1477 1478
2014-04-11  Niels Möller  <nisse@lysator.liu.se>

1479 1480
	* testsuite/testutils.c (test_aead): Use aead->digest_size.

1481 1482
	* configure.ac: Skip GMP tests if public key support is disabled.

1483 1484
	* eax.c (block16_xor): Fixed bug effecting 32-bit platforms.

Niels Möller's avatar
Niels Möller committed
1485 1486 1487 1488
	* Makefile.in (DISTFILES): Deleted memxor.c, already included via
	nettle_SOURCES.
	* tools/Makefile.in (SOURCES): Add nettle-pbkdf2.c.

1489 1490 1491 1492 1493 1494 1495
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.

1496 1497
2014-04-09  Niels Möller  <nisse@lysator.liu.se>

1498 1499 1500
	* examples/nettle-benchmark.c (main): Benchmark sha512_224 and
	sha512_256.

1501 1502 1503 1504
	* testsuite/sha512-224-test.c: New file.
	* testsuite/sha512-256-test.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added new files.

1505 1506 1507 1508
	* 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.

1509 1510 1511
	* sha2.h (SHA512_224_DIGEST_SIZE, SHA512_224_DATA_SIZE)
	(SHA512_256_DIGEST_SIZE, SHA512_256_DATA_SIZE): New constants.