ChangeLog 196 KB
Newer Older
Niels Möller's avatar
Niels Möller committed
1
2
3
4
5
2012-03-31  Niels Möller  <nisse@lysator.liu.se>

	* macros.h (ROTL32): New macro, to replace (almost) all other
	rotation macros.

6
7
2012-03-30  Niels Möller  <nisse@lysator.liu.se>

8
9
10
11
12
13
14
15
	* nettle-internal.c (nettle_salsa20): Cipher struct for
	benchmarking only. Sets a fix zero IV, and ignores block size.
	* nettle-internal.h (nettle_salsa20): Declare it.

	* examples/nettle-benchmark.c (block_cipher_p): New function.
	(time_cipher): Use block_cipher_p.
	(main): Include salsa20 in benchmark.

16
	* Makefile.in (soname link): Fixed logic.
17
18
19
20
21
22
	(nettle_SOURCES): Removed nettle-internal.c, so that it's not
	parrt of the library...
	(internal_SOURCES): ...and put it here.
	* testsuite/Makefile.in (TEST_OBJS): Added ../nettle-internal.o.
	* examples/Makefile.in (BENCH_OBJS): New variable, to simplify the
	nettle-benchmark rule. Also link with ../nettle-internal.o.
23

24
25
2012-03-29  Niels Möller  <nisse@lysator.liu.se>

26
27
28
29
30
31
32
33
	Implementation of Salsa20, contributed by Simon Josefsson.
	* salsa20.h: New file.
	* salsa20.c: New file.
	* Makefile.in (nettle_SOURCES): Added salsa20.c
	(HEADERS): Added salsa20.h.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added salsa20-test.c.
	* testsuite/salsa20-test.c: New test case.

34
35
	* Makefile.in (soname links): Adding missing space before ].

36
37
38
39
2012-03-23  Niels Möller  <nisse@lysator.liu.se>

	* arcfour.h (arcfour_stream): Deleted obsolete prototype.

40
41
42
43
2012-03-05  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac (enable_shared): Build shared libraries by default.

44
45
46
47
48
2012-03-04  Niels Möller  <nisse@lysator.liu.se>

	* configure.ac (LIBNETTLE_MINOR): Bumped library version, to 4.4.
	(LIBHOGWEED_MINOR): And to 2.2.

49
50
2012-02-27  Niels Möller  <nisse@lysator.liu.se>

51
52
	* list-obj-sizes.awk: Recognize elf64 objects.

Niels Möller's avatar
Niels Möller committed
53
54
	* Makefile.in (.texinfo.dvi): Pass -b option to texi2dvi.

55
56
57
58
59
60
61
62
63
64
	* Makefile.in (TARGETS): Added twofishdata.
	(SOURCES): Added twofishdata.c.
	(twofishdata): New rule.

	* twofish.c (q0, q1): Made const, and reformatted to match the
	twofishdata program.

	* twofishdata.c: Resurrected old file. Used to be called
	generate_q.c, when the twofish code was contributed back in 1999.

65
66
67
68
	* nettle.texinfo: Documentation for base16 and base64 encoding.
	Text contributed by Jeronimo Pellegrini
	<pellegrini@mpcnet.com.br>, back in April 2006.

Niels Möller's avatar
Niels Möller committed
69
70
2012-02-18  Niels Möller  <nisse@lysator.liu.se>

71
72
73
74
75
76
77
78
79
80
81
82
	* run-tests, getopt.c, getopt1.c, getopt.h: These files were moved
	to the top-level in the conversion to an independent git
	repository. They used to be symlinks to lsh files, from the
	subdirectories which use them.

	* Makefile.in: Build and distribute getopt files. Distribute
	run-tests script.
	* examples/Makefile.in: Adapt to getopt files and the run-tests
	script now located in the parent directory.
	* testsuite/Makefile.in: Likewise.
	* tools/Makefile.in: Likewise.

Niels Möller's avatar
Niels Möller committed
83
84
	* index.html: Converted to xhtml (from lsh repository, change
	dated 2012-02-03). Updated git instructions.
Niels Möller's avatar
Niels Möller committed
85

Niels Möller's avatar
Niels Möller committed
86
87
88
	* nettle.texinfo: Updated charset declaration.
	* misc/plan.html: Likewise.

Niels Möller's avatar
Niels Möller committed
89
2012-01-17  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
90

Niels Möller's avatar
Niels Möller committed
91
92
	* testsuite/Makefile.in (DISTFILES): Added setup-env.

Niels Möller's avatar
Niels Möller committed
93
94
95
96
97
98
99
100
101
102
103
104
105
106
	* examples/rsa-decrypt.c (main): Use _setmode rather than setmode,
	suggested by Eli Zaretskii. Affects windows builds only.
	* examples/rsa-encrypt.c: Likewise.

	* Makefile.in ($(LIBNETTLE_FORLINK)): Always create a .lib symlink
	to the library file. Use LN_S.
	($(LIBHOGWEED_FORLINK)): Likewise.

	(install-shared-nettle): Use LN_S.
	(install-shared-hogweed): Likewise.

	* configure.ac: Use AC_PROG_LN_S.
	* config.make.in (LN_S): New substitution.

Niels Möller's avatar
Niels Möller committed
107
108
109
	* testsuite/setup-env: New file. Wine workaround. Can't get
	../.lib into wine's dll search path, so create additional
	symlinks.
Niels Möller's avatar
Niels Möller committed
110
111
	* testsuite/teardown-env: ...and delete them here. Also delete
	file testtmp.
Niels Möller's avatar
Niels Möller committed
112
113
114
	* examples/setup-env: Similar links setup here.
	* examples/teardown-env: ... and deleted.

Niels Möller's avatar
Niels Möller committed
115
2012-01-07  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
116

Niels Möller's avatar
Niels Möller committed
117
	* examples/Makefile.in (check): Add ../.lib to PATH, like in
Niels Möller's avatar
Niels Möller committed
118
119
	testsuite/Makefile. Needed for w*ndows. Reported by Eli Zaretskii.

Niels Möller's avatar
Niels Möller committed
120
2011-11-25  Niels Möller  <nisse@lysator.liu.se>
Martin Storsjö's avatar
Martin Storsjö committed
121

Niels Möller's avatar
Niels Möller committed
122
	From Martin Storsjö:
Niels Möller's avatar
Niels Möller committed
123
124
	* x86_64/machine.m4 (W64_ENTRY, W64_EXIT): New macros for
	supporting W64 ABI.
125
	* x86_64: Updated all assembly files to use them.
Niels Möller's avatar
Niels Möller committed
126

Martin Storsjö's avatar
Martin Storsjö committed
127
	* configure.ac (W64_ABI): New variable, set when compiling for
Niels Möller's avatar
Niels Möller committed
128
	W64 ABI (64-bit M$ windows).
Martin Storsjö's avatar
Martin Storsjö committed
129
130
	* config.m4.in (W64_ABI): Define, from configure substitution.

Niels Möller's avatar
Niels Möller committed
131
2011-11-24  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
132

Niels Möller's avatar
Niels Möller committed
133
	From Martin Storsjö:
Niels Möller's avatar
Niels Möller committed
134
135
136
137
138
139
140
141
142
143
144
145
	* examples/Makefile.in (check): Pass $(EMULATOR) and $(EXEEXT) in
	the environment of run-tests.
	* examples/rsa-encrypt-test: Use $EXEEXT and $EMULATOR.
	* examples/rsa-sign-test: Likewise.
	* examples/rsa-verify-test: Likewise.
	* examples/setup-env: Likewise.

	* testsuite/Makefile.in (check): Pass $(EXEEXT) in the environment of
	run-tests.
	* testsuite/pkcs1-conv-test: Use $EXEEXT and $EMULATOR. Ignore \r
	in rsa-sign output.

Niels Möller's avatar
Niels Möller committed
146
147
148
149
	* examples/rsa-decrypt.c (main) [WIN32]: Set stdout/stdin to
	binary mode.
	* examples/rsa-encrypt.c (main): Likewise.

Niels Möller's avatar
Niels Möller committed
150
2011-11-24  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
151

152
153
154
	* configure.ac (HAVE_NATIVE_64_BIT): Workaround to get it set to 1
	on w64.

155
	* serpent-internal.h (ROL64): Use (uint64_t) 1 rather than 1L, for
Niels Möller's avatar
Niels Möller committed
156
	M$ w64.
157
158
	(RSHIFT64): Likewise. Also added a missing parenthesis.

Niels Möller's avatar
Niels Möller committed
159
2011-11-24  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
160

Niels Möller's avatar
Niels Möller committed
161
	From Martin Storsjö:
Niels Möller's avatar
Niels Möller committed
162
163
164
165
166
	* testsuite/symbols-test: Use $NM, falling back to nm if undefined.
	* testsuite/Makefile.in (check): Pass $(NM) in the environment of
	run-tests.
	* config.make.in (NM): Set NM.

Niels Möller's avatar
Niels Möller committed
167
168
169
170
171
172
	* testsuite/sexp-conv-test: Use $EMULATOR when running test
	programs. Also ignore \r for output in the non-canonical output
	formats.
	* testsuite/Makefile.in (check): Pass $(EMULATOR) in the
	environment of run-tests.
	* configure.ac (EMULATOR): New substituted variable. Set to wine
173
	or wine64 when cross compiling for windows, otherwise empty.
Niels Möller's avatar
Niels Möller committed
174
175
	* config.make.in (EMULATOR): Set from autoconf value.

Niels Möller's avatar
Niels Möller committed
176
2011-11-20  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
177
178
179

	* x86/camellia-crypt-internal.asm: Take ALIGNOF_UINT64_T into
	account when getting the offset for the subkeys. Differs between
Niels Möller's avatar
Niels Möller committed
180
	w32 and other systems. w32 problem identified by Martin Storsjö.
Niels Möller's avatar
Niels Möller committed
181
182
183
184
185
186

	* config.m4.in: Define ALIGNOF_UINT64_T (from configure).

	* configure.ac: Check alignment of uint64_t, and also use AC_SUBST
	for use in config.m4.in.

Niels Möller's avatar
Niels Möller committed
187
2011-11-19  Niels Möller  <nisse@lysator.liu.se>
Martin Storsjö's avatar
Martin Storsjö committed
188

Niels Möller's avatar
Niels Möller committed
189
	Cygwin/mingw32 improvements contributed by Martin Storsjö:
190
191
192
193
194
	* Makefile.in (IMPLICIT_TARGETS): New variable for DLL link
	libraries.
	(clean-here): Delete the DLL import libraries.

	* configure.ac: Setup installation of DLL files in $bindir.
195
196
197
198
199
200
201
202
	(IF_DLL, LIBNETTLE_FILE_SRC, LIBHOGWEED_FILE_SRC): New
	substitutions.

	* config.make.in (LIBNETTLE_FILE_SRC): Substitute new autoconf
	variable.
	(LIBHOGWEED_FILE_SRC): Likewise.

	* Makefile.in (install-dll-nettle, uninstall-dll-nettle): New
203
	target for installing the DLL file in $bindir.
204
205
206
207
208
209
	(install-shared-nettle): Conditionally
	depend on install-dll-nettle. Use LIBNETTLE_FILE_SRC.
	(uninstall-shared-nettle): Conditionally depend on
	install-dll-nettle.
	(various hogweed targets): Analogous changes.

Martin Storsjö's avatar
Martin Storsjö committed
210
211
	* configure.ac: Unify shared lib setup for cygwin and mingw.

Niels Möller's avatar
Niels Möller committed
212
2011-10-31  Niels Möller  <nisse@lysator.liu.se>
213
214

	* configure.ac (LIBHOGWEED_LIBS): Typo fix for the darwin case.
Niels Möller's avatar
Niels Möller committed
215
	Spotted by Martin Storsjö.
216

Niels Möller's avatar
Niels Möller committed
217
2011-10-25  Niels Möller  <nisse@lysator.liu.se>
218
219
220
221

	* configure.ac (LIBHOGWEED_LIBS): cygwin fix, added
	libnettle.dll.a. Reported by Volker Zell.

Niels Möller's avatar
Niels Möller committed
222
2011-10-18  Niels Möller  <nisse@lysator.liu.se>
223

Niels Möller's avatar
Niels Möller committed
224
	* configure.ac: Improved setup för darwin shared libraries.
225
226
	Patch contributed by Ryan Schmidt.

Niels Möller's avatar
Niels Möller committed
227
2011-10-03  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
228
229
230
231
232
233
234
235
236

	* x86_64/memxor.asm: Implemented sse2-loop. Configured at compile
	time, and currently disabled.

	* testsuite/testutils.h (ASSERT): Write message to stderr.

	* testsuite/memxor-test.c: Use 16-byte alignment for "fully
	aligned" operands.

Niels Möller's avatar
Niels Möller committed
237
2011-09-03  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
238

Niels Möller's avatar
Niels Möller committed
239
240
241
242
243
244
245
246
	* x86/camellia-crypt-internal.asm: Use "l"-suffix on instructions
	more consistently. Reportedly, freebsd and netbsd systems with
	clang are more picky about this.

	* configure.ac: Changed version number to 2.5.

	* Released nettle-2.4.

247
248
	* configure.ac (LIBNETTLE_MINOR): Bumped library version, to 4.3.

Niels Möller's avatar
Niels Möller committed
249
250
251
	* gcm-aes.c: Include config.h.
	* tools/nettle-lfib-stream.c: Likewise.

Niels Möller's avatar
Niels Möller committed
252
253
254
	* ripemd160-compress.c: Added missing include of config.h. Needed
	for correct operation on big-endian systems.

Niels Möller's avatar
Niels Möller committed
255
2011-09-02  Niels Möller  <nisse@amfibolit.hack.org>
Niels Möller's avatar
Niels Möller committed
256
257
258
259
260

	* configure.ac: Changed version number to 2.4.

	* Released nettle-2.3.

Niels Möller's avatar
Niels Möller committed
261
2011-08-30  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
262
263
264
265
266
267
268

	* testsuite/hmac-test.c: Added tests for hmac-ripemd160.

	* hmac.h: Declare hmac-ripemd160 related functions.

	* Makefile.in (nettle_SOURCES): Added hmac-ripemd160.c.

Niels Möller's avatar
Niels Möller committed
269
2011-08-30  Niels Möller  <nisse@amfibolit.hack.org>
Niels Möller's avatar
Niels Möller committed
270
271
272
273
274
275
276

	* nettle.texinfo (Hash functions): Document ripemd-160.

	* hmac-ripemd160.c: New file.

	* hmac.h: Declare hmac-ripemd160 functions.

Niels Möller's avatar
Niels Möller committed
277
2011-08-29  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
278

Niels Möller's avatar
Niels Möller committed
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
	* sha256.c (sha256_update): Updated MD_UPDATE call for new
	conventions.
	(sha256_write_digest): Use MD_PAD rather than MD_FINAL, and insert
	the length manually.
	* sha512.c: Analogous changes.

	* sha1.c (COMPRESS): New macro.
	(sha1_update): Updated MD_UPDATE call for new conventions.
	(sha1_digest): Use MD_PAD rather than MD_FINAL, and insert the
	length manually.

	* ripemd160.c (ripemd160_init): Use memcpy for initializing the
	state vector.
	(COMPRESS): New macro.
	(ripemd160_update): Use MD_UPDATE.
	(ripemd160_digest): Inline ripemd160_final processing. Use MD_PAD
	and _nettle_write_le32.
	(ripemd160_final): Deleted function.

	* ripemd160.h (struct ripemd160_ctx): Use a 64-bit block count.
	Renamed digest to state.

	* md5.c (md5_init): Use memcpy for initializing the state vector.
	(COMPRESS): New macro, wrapping _nettle_md5_compress.
	(md5_update): Use MD_UPDATE.
	(md5_digest): Inline md5_final processing. Use MD_PAD and
	_nettle_write_le32.
	(md5_final): Deleted.

	* md5.h (struct md5_ctx): Renamed some fields, for consistency.

	* md4.h (struct md4_ctx): Renamed some fields, for consistency.

	* md4.c (md4_init): Use memcpy for initializing the state vector.
	(md4_update): Use MD_UPDATE.
	(md4_digest): Inline md4_final processing, using MD_PAD. Use
	_nettle_write_le32.
	(md4_block): Renamed, to...
	(md4_compress): ... new name. Take ctx pinter as argument.
	(md4_final): Deleted function.

	* md2.c (md2_update): Use MD_UPDATE.

	* macros.h (MD_UPDATE): Added incr argument. Invoke compression
	function with ctx pointer as argument, rather than ctx->state.
	(MD_FINAL): Just pad, don't store length field. Renamed to MD_PAD.
	(MD_PAD): Analogous change of compression invocations.

Niels Möller's avatar
Niels Möller committed
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
	* sha512.c: (COMPRESS): New macro wrapping _nettle_sha512_compress.
	(sha512_update): Use MD_UPDATE.
	(sha512_final): Deleted function.
	(sha512_write_digest): Use MD_FINAL.

	* sha256.c (COMPRESS): New macro wrapping _nettle_sha256_compress.
	(SHA256_INCR): Deleted macro.
	(sha256_update): Use MD_UPDATE.
	(sha256_final): Deleted function.
	(sha256_write_digest): New function, replacing sha256_final, and
	using MD_FINAL.
	(sha256_digest): Use sha256_write_digest.
	(sha224_digest): Likewise.

	* tools/nettle-hash.c (list_algorithms): Fixed typo in header.

	* sha1.c (SHA1_DATA_LENGTH): Deleted unused macro.
	(sha1_init): Use memcpy to initialize the state vector.
	(SHA1_INCR): Deleted macro.
	(sha1_update): Use MD_UPDATE macro, to reduce code duplication.
	(sha1_digest): Use MD_FINAL macro.
	(sha1_final): Deleted function.

	* sha.h (struct sha1_ctx): Renamed attribute digest to state.

	* macros.h (MD_UPDATE): New macro.
	(MD_FINAL): New macro.

Niels Möller's avatar
Niels Möller committed
355
2011-08-28  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
356

Niels Möller's avatar
Niels Möller committed
357
358
	* ripemd160.c (ripemd160_final): Use LE_WRITE_UINT32. Deleted byte
	swapping at the end, leaving it to ripemd160_digest.
Niels Möller's avatar
Niels Möller committed
359
	(ripemd160_digest): Use _nettle_write_le32.
Niels Möller's avatar
Niels Möller committed
360

Niels Möller's avatar
Niels Möller committed
361
362
363
364
365
366
367
368
369
	* Makefile.in (nettle_SOURCES): Added write-le32.c.

	* md5.c (md5_digest): Use _nettle_write_le32.

	* write-le32.c (_nettle_write_le32): New file and function.

	* ripemd160-compress.c (ROL32): Renamed macro (was "rol"). Deleted
	x86 version using inline assembly; at least gcc-4.4.5 recognizes
	shift-and-or expressions which are in fact rotations.
Niels Möller's avatar
Niels Möller committed
370
	(_nettle_ripemd160_compress): Use LE_READ_UINT32.
Niels Möller's avatar
Niels Möller committed
371

Niels Möller's avatar
Niels Möller committed
372
373
	* configure.ac (LIBNETTLE_MINOR): Bumped library version, to 4.2.

Niels Möller's avatar
Niels Möller committed
374
375
376
377
378
379
380
	* testsuite/meta-hash-test.c: Updated for the addition of
	ripemd-160.

	* testsuite/.test-rules.make: Added rule for ripemd160-test.

	* examples/nettle-benchmark.c (main): Benchmark ripemd-160.

Niels Möller's avatar
Niels Möller committed
381
2011-08-28  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396

	RIPEMD-160 hash function. Ported from libgcrypt by Andres Mejia.
	* testsuite/ripemd160-test.c: New file.
	* ripemd160.h: New file.
	* nettle-meta.h: Declare nettle_ripemd160.
	* ripemd160.c: New file, ported from libgcrypt.
	* ripemd160-compress.c: Likewise.
	* ripemd160-meta.c: New file.
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added
	ripemd160-test.c.
	* nettle-meta-hashes.c (nettle_hashes): Added nettle_ripemd160.
	* Makefile.in (nettle_SOURCES): Added ripemd160.c,
	ripemd160-compress.c, and ripemd160-meta.c.
	(HEADERS): Added ripemd160.h.

Niels Möller's avatar
Niels Möller committed
397
2011-08-10  Niels Möller  <nisse@amfibolit.hack.org>
398
399
400
401

	* nettle.texinfo: Fixed mis-placed const in various prototypes.
	Spotted by Tatsuhiro Tsujikawa.

Niels Möller's avatar
Niels Möller committed
402
2011-07-24  Niels Möller  <nisse@lysator.liu.se>
403
404
405
406
407
408
409
410
411

	* Makefile.in (PKGCONFIG_FILES, pkgconfigdir): New variables.
	(DISTFILES): Added nettle.pc.in and hogweed.pc.in.
	(nettle.pc, hogweed.pc): New targets (invoking config.status).
	(install-pkgconfig, uninstall-pkgconfig): New targets.
	(install-here): Depend on install-pkgconfig.
	(uninstall-here): Depend on uninstall-pkgconfig.
	(distclean-here): Delete nettle.pc and hogweed.pc.

Niels Möller's avatar
Niels Möller committed
412
2011-07-20  Niels Möller  <nisse@lysator.liu.se>
413
414
415
416
417

	* configure.ac: Generate nettle.pc and hogweed.pc.

	* nettle.pc.in, hogweed.pc.in: New files.

Niels Möller's avatar
Niels Möller committed
418
2011-07-17  Niels Möller  <nisse@lysator.liu.se>
419
420
421

	* nettle-internal.h: Added missing extern declarations.

Niels Möller's avatar
Niels Möller committed
422
2011-07-11  Niels Möller  <nisse@lysator.liu.se>
423

Niels Möller's avatar
Niels Möller committed
424
425
426
427
	* configure.ac: Changed version number to 2.3.

	* Released nettle-2.2.

428
429
	* Makefile.in (DISTFILES): Distribute COPYING.LIB, not COPYING,

Niels Möller's avatar
Niels Möller committed
430
2011-07-07  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
431
432
433
434
435
436
437

	* tools/misc.h (werror): Removed incorrect noreturn attribute from
	declaration.

	* examples/io.c (read_file): Bug fix, in dependence of initial
	size on max_size.

Niels Möller's avatar
Niels Möller committed
438
2011-07-01  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
439

Niels Möller's avatar
Niels Möller committed
440
441
442
443
	* cbc.c	(CBC_BUFFER_LIMIT): Reduced to 512 bytes.
	(cbc_decrypt): For in-place operation, use overlapping memxor3 and
	eliminate a memcpy.

Niels Möller's avatar
Niels Möller committed
444
445
446
447
	* ctr.c (ctr_crypt): Reorganized to call the encryption function
	with several blocks at a time. Handle the case of a single block
	specially.

Niels Möller's avatar
Niels Möller committed
448
449
450
	* x86_64/memxor.asm: Added ALIGN for shifting loop. Deleted
	obsolete ifelse.

Niels Möller's avatar
Niels Möller committed
451
2011-06-30  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
452

Niels Möller's avatar
Niels Möller committed
453
454
	* configure.ac: Link in serpent-decrypt.asm, if found.

Niels Möller's avatar
Niels Möller committed
455
456
457
458
459
460
461
462
	* x86_64/serpent-decrypt.asm: Added an SSE2 loop, doing four
	blocks at a time in parallel.

	* x86_64/serpent-encrypt.asm: Include serpent.m4. Deleted a
	redundant label.

	* x86_64/serpent.m4: New file, with serpent-related macros.

Niels Möller's avatar
Niels Möller committed
463
2011-06-29  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
464

Niels Möller's avatar
Niels Möller committed
465
466
467
	* x86_64/serpent-decrypt.asm: Wrote main (32-bit) loop.
	(SBOX0I, SBOX1I, SBOX7I): Fixed bugs.

Niels Möller's avatar
Niels Möller committed
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
	* nettle.texinfo (Copyright): Updated for license change to
	LGPLv2+. Updated copyriight info on serpent.

	* NEWS: Updated information for nettle-2.2.

	* x86_64/serpent-decrypt.asm: New file.

	* x86_64/serpent-encrypt.asm: Fixed .file pseudo op.

	* testsuite/testutils.c (test_cipher_ctr): Display more info on
	failure.

	* examples/nettle-benchmark.c (bench_ctr): New function.
	(time_cipher): Also benchmark CTR mode.

Niels Möller's avatar
Niels Möller committed
483
484
485
486
	* configure.ac (LIBNETTLE_MINOR): Updated library version number
	to 4.1.
	(LIBHOGWEED_MINOR): And to 2.1.

Niels Möller's avatar
Niels Möller committed
487
2011-06-22  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
488
489
490
491

	* configure.ac: Use pwd -P when examining lib directories.
	Link in serpent-encrypt.asm, if found.

Niels Möller's avatar
Niels Möller committed
492
2011-06-21  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
493
494
495

	* serpent-decrypt.c (SBOX3_INVERSE): Eliminated temporaries.
	(SBOX4_INVERSE): Likewise.
Niels Möller's avatar
Niels Möller committed
496
497
498
	(SBOX5_INVERSE): Likewise.
	(SBOX6_INVERSE): Likewise.
	(SBOX7_INVERSE): Likewise.
499
	(All SBOX_INVERSE-macros): Deleted type argument, and updated users.
Niels Möller's avatar
Niels Möller committed
500

Niels Möller's avatar
Niels Möller committed
501
2011-06-20  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
502

Niels Möller's avatar
Niels Möller committed
503
504
505
506
507
	* serpent-decrypt.c: Renamed arguments in sbox macros.
	(SBOX0_INVERSE): Eliminated temporaries.
	(SBOX1_INVERSE): Likewise.
	(SBOX2_INVERSE): Likewise.

Niels Möller's avatar
Niels Möller committed
508
509
510
511
512
513
	* x86_64/serpent-encrypt.asm: Added an SSE2 loop, doing four
	blocks at a time in parallel.

	* testsuite/serpent-test.c (test_main): Added some more multiple
	block tests.

Niels Möller's avatar
Niels Möller committed
514
2011-06-15  Niels Möller  <nisse@lysator.liu.se>
515
516
517
518
519
520

	* configure.ac (libdir): On 64-bit Linux, we used to assume that
	libraries are installed according to the FHS. Since at least
	Fedora and Gentoo follow the FHS convention, while at least Debian
	doesn't, we have to try to figure out which convention is used.

Niels Möller's avatar
Niels Möller committed
521
2011-06-14  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
522

Niels Möller's avatar
Niels Möller committed
523
524
	* x86_64/serpent-encrypt.asm: Slight simplification of loop logic.

Niels Möller's avatar
Niels Möller committed
525
526
	* x86_64/serpent-encrypt.asm: New file.

Niels Möller's avatar
Niels Möller committed
527
2011-06-12  Niels Möller  <nisse@lysator.liu.se>
528

Niels Möller's avatar
Niels Möller committed
529
530
531
	* testsuite/serpent-test.c (test_main): Added tests with multiple
	blocks at a time.

532
533
534
535
536
	* serpent-encrypt.c (SBOX6): Renamed arguments. Eliminated
	temporaries.
	(SBOX7): Likewise.
	(All SBOX-macros): Deleted type argument, and updated users.

Niels Möller's avatar
Niels Möller committed
537
	* configure.ac: Display summary at the end of configure..
538
539
	(asm_path): Set only if enable_assember is yes.

Niels Möller's avatar
Niels Möller committed
540
2011-06-10  Niels Möller  <nisse@lysator.liu.se>
541
542
543
544

	* serpent-encrypt.c (SBOX5): Renamed arguments. Eliminated
	temporaries.

Niels Möller's avatar
Niels Möller committed
545
2011-06-09  Niels Möller  <nisse@lysator.liu.se>
546

547
548
549
	* serpent-encrypt.c (SBOX4): Renamed arguments. Eliminated
	temporaries.

550
551
552
	* configure.ac (LIBNETTLE_LINK, LIBHOGWEED_LINK): Cygwin fix, from
	Vincent Torri.

Niels Möller's avatar
Niels Möller committed
553
2011-06-08  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
554
555
556
557
558
559

	* examples/eratosthenes.c (find_first_one): Fixed c99-style
	declaration. Reported by Sebastian Reitenbach.
	(find_first_one): Declare the lookup table as static const, and
	use unsigned char rather than unsigned..

Niels Möller's avatar
Niels Möller committed
560
2011-06-07  Niels Möller  <nisse@lysator.liu.se>
561
562
563

	* serpent-encrypt.c (SBOX0): Renamed arguments. Eliminated
	temporaries.
564
	(SBOX1): Likewise.
565
	(SBOX2): Likewise.
566
	(SBOX3): Likewise.
567

Niels Möller's avatar
Niels Möller committed
568
2011-06-06  Niels Möller  <nisse@lysator.liu.se>
569

570
571
572
573
574
575
576
577
578
579
	* Makefile.in (DISTFILES): Added serpent-internal.h.
	(nettle_SOURCES): Replaced serpent.c by serpent-set-key.c,
	serpent-encrypt.c, and serpent-decrypt.c.

	* serpent.c: Replaced by several new files.
	* serpent-set-key.c: New file.
	* serpent-encrypt.c: New file.
	* serpent-decrypt.c: New file.
	* serpent-internal.h: New file.

580
581
582
583
	* serpent.c [HAVE_NATIVE_64_BIT]: Process two blocks at a time in
	parallel. Measured speedup of 10%--25% (higher for encryption) on
	x86_64.

Niels Möller's avatar
Niels Möller committed
584
2011-06-01  Niels Möller  <nisse@lysator.liu.se>
585

586
587
588
589
590
591
592
593
594
595
596
597
598
599
	* serpent.c (ROUNDS): Deleted macro.
	(serpent_block_t): Deleted array typedef.
	(KEYXOR): New macro, replacing BLOCK_XOR.
	(BLOCK_COPY, SBOX, SBOX_INVERSE): Deleted macros.
	(LINEAR_TRANSFORMATION): Use four separate arguments.
	(LINEAR_TRANSFORMATION_INVERSE): Likewise.
	(ROUND): Take separate arguments for all input and output words.
	(ROUND_INVERSE): Likewise.
	(ROUND_LAST, ROUND_FIRST_INVERSE): Deleted macros.
	(serpent_set_key): Moved loop termination test.
	(serpent_encrypt): Rewrote with unrolling of just eight rounds,
	and without serpent_block_t.
	(serpent_decrypt): Likewise.

600
601
602
603
604
605
606
607
608
609
	* serpent.c: Added do { ... } while (0) around block macros.
	(serpent_key_t): Deleted array typedef.
	(ROL32, ROR32): Renamed macros, were rol and ror.
	(KS_RECURRENCE, KS): New macros.
	(serpent_key_pad): Renamed, from...
	(serpent_key_prepare): ...old name.
	(serpent_subkeys_generate): Deleted function.
	(serpent_set_key): Rewrote the generation of subkeys. Reduced both
	temporary storage and code size (less unrolling)

Niels Möller's avatar
Niels Möller committed
610
2011-05-31  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
611

Niels Möller's avatar
Niels Möller committed
612
613
614
	* testsuite/serpent-test.c (test_main): Enabled test with short,
	40-bit, key.

Niels Möller's avatar
Niels Möller committed
615
616
617
618
	* serpent.c (byte_swap_32): Deleted macro.
	(serpent_key_prepare): Use LE_READ_UINT32. Don't require aligned
	input, and support arbitrary key sizes.

Simon Josefsson's avatar
Simon Josefsson committed
619
620
621
622
623
624
625
2011-05-30  Simon Josefsson  <simon@josefsson.org>

	* serpent.c: Rewrite, based on libgcrypt code.  License changed
	from GPL to LGPL.
	* serpent_sboxes.h: Removed.
	* Makefile.in: Drop serpent_sboxes.h.

Niels Möller's avatar
Niels Möller committed
626
2011-05-31  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
627
628
629
630

	* testsuite/serpent-test.c (test_main): Added some tests for
	padding of keys of length which is not a multiple of four bytes.

Niels Möller's avatar
Niels Möller committed
631
632
633
634
635
2011-05-30  Simon Josefsson  <simon@josefsson.org>

	* testsuite/serpent-test.c (test_main): Add test vectors from
	libgcrypt.

Niels Möller's avatar
Niels Möller committed
636
2011-05-21  Niels Möller  <nisse@lysator.liu.se>
637
638
639
640

	* dsa-keygen.c (dsa_generate_keypair): Avoid double init of mpz
	variable. Spotted by Nikos Mavrogiannopoulos.

Niels Möller's avatar
Niels Möller committed
641
2011-05-06  Niels Möller  <nisse@lysator.liu.se>
642
643
644
645
646

	* configure.ac: Fix link flags for shared libraries on Solaris,
	which needs -h to set the soname. Patch contributed by Dagobert
	Michelsen.

Niels Möller's avatar
Niels Möller committed
647
2011-05-06  Niels Möller  <nisse@lysator.liu.se>
648
649
650

	* configure.ac: New configure option --enable-gcov.

Niels Möller's avatar
Niels Möller committed
651
	* arcfour.h (arcfour_stream): Deleted obsolete define.
Niels Möller's avatar
Niels Möller committed
652

Niels Möller's avatar
Niels Möller committed
653
2011-04-27  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
654
655
656

	* tools/nettle-hash.c (find_algorithm): Require exact match.

Niels Möller's avatar
Niels Möller committed
657
2011-04-15  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
658
659
660
661
662
663
664
665
666
667
668
669

	Reverted broken byte-order change from 2001-06-17:
	* serpent.c (serpent_set_key): Use correct byteorder.
	(serpent_encrypt): Likewise.
	(serpent_decrypt): Likewise.

	* testsuite/serpent-test.c (decode_hex_reverse): New function.
	(RH, RHL): New macros.
	(test_main): Byte reverse inputs and outputs for the testvectors
	taken from the serpent submission package. Enable test vectors
	from http://www.cs.technion.ac.il/~biham/Reports/Serpent/.

Niels Möller's avatar
Niels Möller committed
670
2011-03-23  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
671

Niels Möller's avatar
Niels Möller committed
672
673
674
	* tools/sexp-conv.c (xalloc): Deleted function, now it's in misc.c
	instead.

Niels Möller's avatar
Niels Möller committed
675
676
	* configure.ac: Use LSH_FUNC_STRERROR.

Niels Möller's avatar
Niels Möller committed
677
678
679
680
681
682
683
684
685
686
687
	* tools/Makefile.in (TARGETS): Added nettle-hash, and related
	build rules.
	(SOURCES): Added nettle-hash.c.

	* tools/misc.c (xalloc): New function.

	* tools/pkcs1-conv.c (main): Made the OPT_* constants local, and
	fixed numerical values to start with non-ASCII 0x300.

	* tools/nettle-hash.c: New file.

Niels Möller's avatar
Niels Möller committed
688
2011-03-23  Niels Möller  <nisse@lysator.liu.se>
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709

	Contributed by Daniel Kahn Gillmor:
	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added
	meta-hash-test.c, meta-cipher-test.c, and meta-armor-test.c.

	* testsuite/meta-hash-test.c: New file.
	* testsuite/meta-cipher-test.c: New file.
	* testsuite/meta-armor-test.c: New file.

	* nettle.texinfo: Document nettle_hashes and nettle_ciphers.

	* nettle-meta.h: Declare algorithm lists nettle_ciphers,
	nettle_hashes, nettle_armors.

	* Makefile.in (nettle_SOURCES): Added nettle-meta-hashes.c,
	nettle-meta-ciphers.c, and nettle-meta-armors.c.

	* nettle-meta-armors.c: New file.
	* nettle-meta-ciphers.c: New file.
	* nettle-meta-hashes.c: New file.

Niels Möller's avatar
Niels Möller committed
710
2011-02-18  Niels Möller  <nisse@lysator.liu.se>
711
712
713
714

	* arcfour.c (arcfour_stream): Deleted function. It's not very
	useful, and neither documented nor tested.

Niels Möller's avatar
Niels Möller committed
715
2011-02-16  Niels Möller  <nisse@lysator.liu.se>
716

Niels Möller's avatar
Niels Möller committed
717
718
719
720
	* cbc.h (CBC_ENCRYPT): Avoid using NULL; we don't ensure that it
	is defined.
	(CBC_DECRYPT): Likewise.

721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
	* gcm-aes.c (gcm_aes_set_iv): Use GCM_SET_IV.
	(gcm_aes_set_key): Deleted cast.
	(gcm_aes_encrypt): Likewise.
	(gcm_aes_decrypt): Likewise.
	(gcm_aes_digest): Likewise.
	(gcm_aes_update): One less argument to GCM_UPDATE.

	* gcm.h (GCM_SET_KEY): Added cast to nettle_crypt_func *. Help
	compiler type checking despite this cast.
	(GCM_ENCRYPT): Likewise.
	(GCM_DECRYPT): Likewise.
	(GCM_DIGEST): Likewise.
	(GCM_SET_IV): New macro, for completeness.
	(GCM_UPDATE): Deleted unused argument encrypt.

Niels Möller's avatar
Niels Möller committed
736
2011-02-14  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
737

Niels Möller's avatar
Niels Möller committed
738
739
740
	* nettle.texinfo: Split node on cipher modes, and started on
	the GCM documentation.

Niels Möller's avatar
Niels Möller committed
741
742
743
744
745
746
747
748
749
750
751
752
753
754
	* testsuite/gcm-test.c (test_gcm_aes): Deleted function, replaced
	by test_aead.
	(test_main): Use test_aead.

	* testsuite/testutils.c (test_aead): New function, replacing
	test_gcm_aes and before that test_cipher_gcm.

	* nettle-internal.c (nettle_gcm_aes128): New const struct.
	(nettle_gcm_aes192): Likewise.
	(nettle_gcm_aes256): Likewise.

	* nettle-internal.h (struct nettle_aead): Tentative interface for
	authenticated encryption with associated data.

Niels Möller's avatar
Niels Möller committed
755
756
757
758
759
	* examples/nettle-benchmark.c (time_gcm): Renamed. Updated for
	gcm_aes_auth to gcm_aes_update renaming. Benchmark both encryption
	and hashing.
	(time_gmac): ...old name.

Niels Möller's avatar
Niels Möller committed
760
761
762
763
764
765
766
767
	* nettle-internal.c (des_set_key_hack): Don't touch the bits
	parity, since thay are now ignored.
	(des3_set_key_hack): Likewise.

	* cast128-meta.c (nettle_cast128): Don't pass keysize.
	* nettle-meta.h (_NETTLE_CIPHER_FIX): Deleted keysize parameter
	derived from the appropriate constant instead.

Niels Möller's avatar
Niels Möller committed
768
769
770
	* testsuite/gcm-test.c (test_gcm_aes): Updated for gcm_aes_auth to
	gcm_aes_update renaming.

Niels Möller's avatar
Niels Möller committed
771
2011-02-13  Niels Möller  <nisse@lysator.liu.se>
772
773
774
775
776
777
778
779
780
781
782
783
784

	* gcm.h (GCM_UPDATE): Renamed, from...
	(GCM_AUTH): ...old name.

	* gcm-aes.c (gcm_aes_update): Renamed, from...
	(gcm_aes_auth): ...old name.

	* gcm.c (gcm_update): Renamed, and fixed an assert. From...
	(gcm_auth): ...old name.

	* gcm.h (GCM_TABLE_BITS): Increase table size to 8 bits,
	corresponding to 4 KByte of key-dependent tables.

Niels Möller's avatar
Niels Möller committed
785
2011-02-10  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
786
787
788
789
790

	* x86_64/memxor.asm: New file. Improves performance by 22% for the
	unaligned01 case and 35% for the unaligned12 case, benchmarked on
	Intel SU1400.

Niels Möller's avatar
Niels Möller committed
791
792
793
794
795
796
797
798
799
800
	* examples/nettle-benchmark.c (cgt_works_p): New function.
	(cgt_time_start): Likewise.
	(cgt_time_end): Likewise.
	(clock_time_start): Likewise.
	(clock_time_end): Likewise.
	(time_function): Read clock via function pointers time_start and
	time_end, so we can select method at runtime.
	(xalloc): Use die function.
	(main): Choose timing function. If available, try clock_gettime,
	and fall back to clock if it doesn't exist.
Niels Möller's avatar
Niels Möller committed
801

Niels Möller's avatar
Niels Möller committed
802
803
804
	* examples/nettle-benchmark.c (die): New function.
	(TIME_END, TIME_START): Check return value from clock_gettime.

805
806
	* gcm.h (union gcm_block): Use correct length for w array.

Niels Möller's avatar
Niels Möller committed
807
808
809
	* testsuite/gcm-test.c (test_main): Added the rest of the
	testcases from the spec.

Niels Möller's avatar
Niels Möller committed
810
2011-02-09  Niels Möller  <nisse@lysator.liu.se>
811

Niels Möller's avatar
Niels Möller committed
812
813
814
815
816
817
818
819
820
821
	* testsuite/gcm-test.c (test_main): Enabled testcases 5 and 6,
	with different IV lengths.

	* gcm-aes.c (gcm_aes_set_iv): Updated for gcm_set_iv change.

	* gcm.c (gcm_hash_sizes): New function.
	(gcm_set_iv): Added support for IVs of arbitrary size. Needed
	another argument, for the hash subkey.
	(gcm_digest): Use gcm_hash_sizes.

Niels Möller's avatar
Niels Möller committed
822
823
824
825
826
827
828
829
830
	* examples/nettle-benchmark.c (time_gmac): Use gcm_aes interface.

	* testsuite/gcm-test.c (test_gcm_aes): New function, replacing
	test_cipher_gcm and using the new gcm_aes interface.
	(test_main): Updated to use test_gcm_aes.
	* testsuite/testutils.c (test_cipher_gcm): Deleted function.

	* Makefile.in (nettle_SOURCES): Added gcm-aes.c.

831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
	* gcm.c (gcm_set_key): Replaced context argument by a struct
	gcm_key *.
	(gcm_hash): Replaced context argument by a struct gcm_key * and a
	pointer to the hashing state block.
	(gcm_auth): Added struct gcm_key * argument.
	(gcm_encrypt): Likewise.
	(gcm_decrypt): Likewise.
	(gcm_digest): Likewise.

	* gcm-aes.c: New file.
	(gcm_aes_set_key): New function.
	(gcm_aes_set_iv): Likewise.
	(gcm_aes_auth): Likewise.
	(gcm_aes_encrypt): Likewise.
	(gcm_aes_decrypt): Likewise.
	(gcm_aes_digest): Likewise.

	* gcm.h (struct gcm_key): Moved the key-dependent and
	message-independent state to its own struct.
	(struct gcm_ctx): ... and removed it here.
	(GCM_CTX): New macro.
	(GCM_SET_KEY): Likewise.
	(GCM_AUTH): Likewise.
	(GCM_ENCRYPT): Likewise.
	(GCM_DECRYPT): Likewise.
	(GCM_DIGEST): Likewise.
	(struct gcm_aes_ctx): New struct.

Niels Möller's avatar
Niels Möller committed
859
2011-02-08  Niels Möller  <nisse@lysator.liu.se>
860

Niels Möller's avatar
Niels Möller committed
861
862
	* gcm.h (struct gcm_ctx): The hash key is now always an array,
	named h, with array size depending on GCM_TABLE_BITS.
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
	* gcm.c (gcm_gf_shift): Added a separate result argument.
	(gcm_gf_mul): Compile bitwise version only when GCM_TABLE_BITS ==
	0. Simplified interface with just two arguments pointing to
	complete blocks.
	(gcm_gf_shift_4, gcm_gf_shift_8): Renamed table-based functions, from...
	(gcm_gf_shift_chunk): ... old name.
	(gcm_gf_mul): Renamed both table-based versions and made the
	argument types compatible with the bitwise gcm_gf_mul.
	(gcm_gf_mul_chunk): ... the old name.
	(gcm_set_key): Initialize the table using adds and shifts only.
	When GCM_TABLE_BITS > 0, this eliminates the only use of the
	bitwise multiplication.
	(gcm_hash): Simplified, now that we have the same interface for
	gcm_gf_mul, regardless of table size.

878
879
880
881
	* gcm.c	(GHASH_POLYNOMIAL): Use unsigned long for this constant.
	(gcm_gf_shift_chunk): Fixed bugs for the big endian 64-bit case,
	e.g., sparc64. For both 4-bit and 8-bit tables.

882
883
884
885
	* gcm.c: Use the new union gcm_block for all gf operations.

	* gcm.h (union gcm_block): New union, used to enforce alignment.

Niels Möller's avatar
Niels Möller committed
886
2011-02-07  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
887

888
889
890
	* gcm.c (gcm_gf_shift_chunk) : Bug fix for little-endian 8-bit
	tables.

Niels Möller's avatar
Niels Möller committed
891
892
893
894
895
896
897
	* gcm.c (gcm_gf_mul_chunk): Special case first and last iteration.
	(gcm_gf_add): New function, a special case of memxor. Use it for
	all memxor calls with word-aligned 16 byte blocks. Improves
	performance to 152 cycles/byte with no tables, 28 cycles per byte
	with 4-bit tables and 10.5 cycles per byte with 8-bit tables.

	Introduced 8-bit tables. If enabled, gives gmac performance of 19
Niels Möller's avatar
Niels Möller committed
898
899
900
901
902
	cycles per byte (still on intel x86_64).
	* gcm.c (gcm_gf_shift_chunk): New implementation for 8-bit tables.
	(gcm_gf_mul_chunk): Likewise.
	(gcm_set_key): Generate 8-bit tables.

Niels Möller's avatar
Niels Möller committed
903
904
	* Makefile.in (SOURCES): Added gcmdata.c.

Niels Möller's avatar
Niels Möller committed
905
906
	* gcm.h (GCM_TABLE_BITS): Set to 4.

Niels Möller's avatar
Niels Möller committed
907
2011-02-06  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
908

Niels Möller's avatar
Niels Möller committed
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
	* Makefile.in (TARGETS): Added gcmdata.
	(gcmdata): New rule.

	Introduced 4-bit tables. Gives gmac performance of 45 cycles per
	byte (still on intel x86_64).
	* gcm.c (gcm_gf_shift): Renamed. Tweaked little-endian masks.
	(gcm_rightshift): ... old name.
	(gcm_gf_mul): New argument for the output. Added length argument
	for one of the inputs (implicitly padding with zeros).
	(shift_table): New table (in 4-bit and 8-bit versions), generated
	by gcmdata.
	(gcm_gf_shift_chunk): New function shifting 4 bits at
	a time.
	(gcm_gf_mul_chunk): New function processing 4 bits at a time.
	(gcm_set_key): Generation of 4-bit key table.
	(gcm_hash): Use tables, when available.

	* gcmdata.c (main): New file.

Niels Möller's avatar
Niels Möller committed
928
929
930
931
932
933
934
935
936
	* gcm.c (gcm_rightshift): Moved the reduction of the shifted out
	bit here.
	(gcm_gf_mul): Updated for gcm_rightshift change. Improves gmac
	performance to 181 cycles/byte.

	* gcm.c (gcm_gf_mul): Rewrote. Still uses the bitwise algorithm from the
	specification, but with separate byte and bit loops. Improves gmac
	performance a bit further, to 227 cycles/byte.

Niels Möller's avatar
Niels Möller committed
937
938
939
940
	* gcm.c (gcm_rightshift): Complete rewrite, to use word rather
	than byte operations. Improves gmac performance from 830 cycles /
	byte to (still poor) 268 cycles per byte on intel x86_64.

Niels Möller's avatar
Niels Möller committed
941
2011-02-05  Niels Möller  <nisse@lysator.liu.se>
942

Niels Möller's avatar
Niels Möller committed
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
	* examples/nettle-benchmark.c (time_gmac): New function.
	(main): Call time_gmac.

	* testsuite/Makefile.in (TS_NETTLE_SOURCES): Added gcm-test.c.

	* testsuite/testutils.c (test_cipher_gcm): New function,
	contributed by Nikos Mavrogiannopoulos.

	* testsuite/gcm-test.c: New file, contributed by Nikos
	Mavrogiannopoulos.

	* Makefile.in (nettle_SOURCES): Added gcm.c.
	(HEADERS): Added gcm.h.

	* gcm.c: New file, contributed by Nikos Mavrogiannopoulos.
	* gcm.h: New file, contributed by Nikos Mavrogiannopoulos.

960
961
962
963
	* macros.h (INCREMENT): New macro, moved from ctr.c. Deleted third
	argument.
	* ctr.c: Use INCREMENT macro from macros.h, deleted local version.

Niels Möller's avatar
Niels Möller committed
964
2011-01-07  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
965

Niels Möller's avatar
Niels Möller committed
966
967
968
	* testsuite/Makefile.in (check): Add ../.lib to PATH, since that's
	where w*ndows looks for dlls.

Niels Möller's avatar
Niels Möller committed
969
970
971
	* testsuite/testutils.c (test_cipher_stream): More debug output on
	failure.

Niels Möller's avatar
Niels Möller committed
972
2010-12-14  Niels Möller  <nisse@lysator.liu.se>
Niels Möller's avatar
Niels Möller committed
973
974
975
976
977
978
979
980
981

	* nettle-types.h: Deleted some unnecessary parenthesis from
	function typedefs.
	(nettle_realloc_func): Moved typedef here...
	* realloc.h: ...from here.

	* buffer.c (nettle_buffer_init_realloc): Use an explicit pointer
	for realloc argument.

Niels Möller's avatar
Niels Möller committed
982
2010-12-07  Niels Möller  <nisse@lysator.liu.se>
983
984
985

	* nettle.texinfo (Copyright): Updated info on blowfish.

Niels Möller's avatar
Niels Möller committed
986
2010-11-26  Niels Möller  <nisse@lysator.liu.se>
987
988
989
990
991
992
993
994
995
996
997
998
999
1000

	Reapplied optimizations (150% speedup on x86_32) and other fixes,
	relicensing them as LGPL.
	* blowfish.c (do_encrypt): Renamed, to...
	(encrypt): ...new name.
	(F): Added context argument. Shift input explicitly, instead of
	reading individual bytes via memory.
	(R): Added context argument.
	(encrypt): Deleted a bunch of local variables. Using the context
	pointer for everything should consume less registers.
	(decrypt): Likewise.
	(initial_ctx): Arrange constants into a struct, to simplify key
	setup.
	(blowfish_set_key): Some simplification.
For faster browsing, not all history is shown. View entire blame