Newer
Older
2002-01-31 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo (Randomness): New subsection on Yarrow.
2002-01-30 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo (Randomness): New chapter.
Spell checking and ispell configuration.
* md5.c: Added reference to RFC 1321.
2002-01-24 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo (Public-key algorithms): Minor fixes.
2002-01-22 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo (Nettle soup): New chapter.
(Hash functions): New subsection on struct nettle_hash.
(Hash functions): New subsection on struct nettle_cipher.
(Keyed hash functions): New section, describing MAC:s and HMAC.
* testsuite/testutils.c (test_armor): New function.
* testsuite/base64-test.c: New testcase.
* testsuite/Makefile.am (TS_PROGS): Added base64-test.
* nettle-meta.h (struct nettle_armor): New struct.
* configure.in: Bumped version to 1.5.
* Makefile.am (libnettle_a_SOURCES): Added base64 files, and some
missing header files.
* base64.c, base64.h, base64-meta.c: New files, hacked by Dan
Egnor.
2002-01-16 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/yarrow-test.c: Deleted ran_array code, use
knuth-lfib.h instead.
* testsuite/testutils.c (test_rsa_md5, test_rsa_sha1): Moved
functions here...
* testsuite/rsa-test.c: ...from here.
* testsuite/rsa-keygen-test.c: New file.
* testsuite/knuth-lfib-test.c: New file.
* Makefile.am (libnettle_a_SOURCES): Added knuth-lfib.c and
rsa-keygen.c.
* rsa-keygen.c: New file.
* rsa.h (RSA_MINIMUM_N_OCTETS): New constant.
(RSA_MINIMUM_N_BITS): New constant.
(nettle_random_func, nettle_progress_func): New typedefs. Perhaps
they don't really belong in this file.
(rsa_generate_keypair): Added progress-callback argument.
* macros.h (READ_UINT24, WRITE_UINT24, READ_UINT16, WRITE_UINT16):
New macros.
* knuth-lfib.c, knuth-lfib.h: New files, implementing a
non-cryptographic prng.
2002-01-15 Niels Mller <nisse@cuckoo.hack.org>
* hmac-sha1.c: New file.
2002-01-14 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/hmac-test.c (test_main): Added hmac-sha1 test cases.
* rsa.c (rsa_init_private_key, rsa_clear_private_key): Handle d.
* rsa.h (struct rsa_private_key): Reintroduced d attribute, to be
used only for key generation output.
(rsa_generate_keypair): Wrote a prototype.
* Makefile.am (libnettle_a_SOURCES): Added hmac-sha1.c and
nettle-internal.h.
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* des.c: Use static const for all tables.
(des_set_key): Use a new const * variable for the parity
procesing, for constness reasons.
* list-obj-sizes.awk: New file.
* nettle-internal.c, nettle-internal.h: New files.
* testsuite/Makefile.am (TS_PROGS): Added hmac-test. Deleted old
m4-stuff.
* testsuite/testutils.h (LDATA): Moved this macro here,...
* testsuite/rsa-test.c: ... from here.
* testsuite/hmac-test.c: New file.
* hmac.h: General cleanup. Added declarations of hmac-md5,
hmac-sha1 and hmac-sha256.
* hmac.c: Bug fixes.
* hmac-md5.c: First working version.
* Makefile.am (libnettle_a_SOURCES): Added hmac.c and hmac-md5.c.
(libnettleinclude_HEADERS): Added hmac.h.
* testsuite/rsa-test.c: Also test a 777-bit key.
* rsa.c (rsa_check_size): Changed argument to an mpz_t. Updated
callers.
(rsa_prepare_private_key): Compute the size of the key by
computing n = p * q.
* rsa-compat.c: Adapted to new private key struct.
* rsa_md5.c: Likesize.
* rsa_sha1.c: Likesize.
* rsa.c (rsa_check_size): New function, for computing and checking
the size of the modulo in octets.
(rsa_prepare_public_key): Usa rsa_check_size.
(rsa_init_private_key): Removed code handling n, e and d.
(rsa_clear_private_key): Likewise.
(rsa_compute_root): Always use CRT.
* rsa.h (struct rsa_private_key): Deleted public key and d from
the struct, as they are not needed. Added size attribute.
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2002-01-12 Niels Mller <nisse@cuckoo.hack.org>
* Makefile.am: Added *-meta files.
* rsa.c (rsa_init_public_key): New function.
(rsa_clear_public_key): Likewise.
(rsa_init_private_key): Likewise.
(rsa_clear_private_key): Likewise.
* aes-meta.c: New file.
* arcfour-meta.c: New file.
* cast128-meta.c: New file.
* serpent-meta.c: New file.
* twofish-meta.c: New file.
* examples/nettle-benchmark.c: Use the interface in nettle-meta.h.
2002-01-11 Niels Mller <nisse@cuckoo.hack.org>
Don't use m4 for generating test programs, it's way overkill. Use
the C preprocessor instead.
* testsuite/*-test.c: New file.
* hmac.c, hmac.h, hmac-md5.c: New files.
Defined structures describing the algoriths. Useful for code that
wants to treat an algorithm as a black box.
* nettle-meta.h, md5-meta.c, sha1-meta.c, sha256-meta.c: New
files.
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2002-01-09 Niels Mller <nisse@cuckoo.hack.org>
* rsa-compat.c: Updated for new md5 and rsa conventions.
* rsa_md5.c: Represent a signature as an mpz_t, not a string.
Updated calls of md5 functions.
* rsa_sha1.c: Likewise.
* rsa.c (rsa_prepare_public_key): Renamed function, was
rsa_init_public_key.
(rsa_prepare_private_key): Renamed function, was
rsa_init_private_key.
* nettle.texinfo (Hash functions): Update for the changed
interface without *_final. Document sha256.
* testsuite/md5-test.m4, testsuite/sha1-test.m4,
testsuite/sha256-test.m4, testsuite/yarrow-test.c: Updated for new
hash function interface.
* yarrow256.c: Removed calls of sha256_final and and some calls of
sha256_init.
* md5-compat.c (MD5Final): Call only md5_digest.
* md5.c (md5_digest): Call md5_final and md5_init.
(md5_final): Declared static.
sha1.c, sha256.c: Analogous changes.
* bignum.c (nettle_mpz_get_str_256): Declare the input argument
const.
2001-12-14 Niels Mller <nisse@cuckoo.hack.org>
* Makefile.am (EXTRA_DIST): Added $(des_headers). Changed
dependencies for $(des_headers) to depend only on the source file
desdata.c, not on the executable.
2001-12-12 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/yarrow-test.c (main): Updated testcase to match fixed
generator. Send verbose output to stdout, not stderr.
* yarrow256.c (yarrow_slow_reseed): Bug fix, update the fast pool
with the digest of the slow pool.
(yarrow256_init): Initialize seed_file and counter to zero, to
ease debugging.
2001-12-07 Niels Mller <nisse@cuckoo.hack.org>
* bignum.c (nettle_mpz_get_str_256): Fixed handling of leading
zeroes.
2001-12-05 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/yarrow-test.c (main): Updated test to match the fixed
key event estimator.
* yarrow_key_event.c (yarrow_key_event_estimate): Fixed handling
of timing info.
* nettle.texinfo (Copyright): Say that under certain
circumstances, Nettle can be used as if under the LGPL.
* README: Added a paragraph on copyright.
2001-11-15 Niels Mller <nisse@cuckoo.hack.org>
* yarrow256.c (yarrow256_force_reseed): New function.
2001-11-14 Niels Mller <nisse@ehand.com>
* testsuite/yarrow-test.c (main): Use yarrow256_is_seeded.
* yarrow256.c (yarrow256_needed_sources): New function.
(yarrow256_is_seeded): New function.
(yarrow256_update): Use yarrow256_needed_sources.
2001-11-14 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/yarrow-test.out: Updated, to match the seed-file aware
generator.
* testsuite/yarrow-test.c: Updated expected_output. Check the seed
file contents at the end.
* yarrow256.c (yarrow256_seed): New function.
(yarrow_fast_reseed): Create new seed file contents.
2001-11-13 Niels Mller <nisse@cuckoo.hack.org>
* yarrow.h: Deleted yarrow160 declarations.
2001-11-02 Niels Mller <nisse@ehand.com>
* yarrow256.c (yarrow256_init): Fixed order of code and
declarations.
* rsa-compat.h: Added real prototypes and declarations.
* Makefile.am (libnettle_a_SOURCES): Added rsa-compat.h and
rsa-compat.c.
* rsa-compat.c: New file, implementing RSA ref signature and
verification functions.
* configure.in: Check for libgmp. Deleted tests for SIZEOF_INT and
friends.
* rsa_sha1.c: New file, PKCS#1 rsa-sha1 signatures.
* rsa_md5.c: New file, PKCS#1 rsa-md5 signatures.
* rsa.c: New file with general rsa functions.
* Makefile.am (libnettle_a_SOURCES): Added rsa and bignum files.
* bignum.c, bignum.h: New file, with base256 functions missing in
gmp.
* testsuite/Makefile.am: Added bignum-test.
* testsuite/run-tests (test_program): Check the xit code more
carefully, and treat 77 as skip. This convention was borrowed from
autotest.
* testsuite/macros.m4: New macro SKIP which exits with code 77.
* testsuite/bignum-test.m4: New file.
2001-10-15 Niels Mller <nisse@ehand.com>
* testsuite/Makefile.am (EXTRA_DIST): Include rfc1750.txt in the
distribution.
2001-10-14 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/des-test.m4: Added testcase taken from applied
cryptography.
* testsuite/yarrow-test.c: Use sha256 instead of sha1 for checking
input and output. Updated the expected values.
* yarrow256.c (YARROW_RESEED_ITERATIONS): New constant.
(yarrow_iterate): New function.
(yarrow_fast_reseed): Call yarrow_iterate.
* testsuite/yarrow-test.c: Added verbose flag, disabled by
default.
2001-10-12 Niels Mller <nisse@ehand.com>
* examples/nettle-benchmark.c: Added more ciphers.
* Makefile.am (SUBDIRS): Added the examples subdir.
* configure.in: Output examples/Makefile.
2001-10-12 Niels Mller <nisse@cuckoo.hack.org>
* examples/nettle-benchmark.c: New benchmarking program.
2001-10-10 Niels Mller <nisse@ehand.com>
* testsuite/yarrow-test.c: Open rfc1750.txt. Hash input and
output, and compare to expected values.
* testsuite/Makefile.am (CFLAGS): Don't disable optimization.
(run-tests): Set srcdir in the environment when running run-tests.
* testsuite/rfc1750.txt: Added this rfc as test input for yarrow.
* yarrow_key_event.c (yarrow_key_event_estimate): Check if
previous is zero.
(yarrow_key_event_init): Initialize previous to zero.
* yarrow256.c: Added debug some output.
* testsuite/yarrow-test.c (main): Better output of entropy
estimates at the end.
2001-10-09 Niels Mller <nisse@ehand.com>
* testsuite/Makefile.am (TS_PROGS): Added yarrow-test.
* testsuite/yarrow-test.c: New file.
* yarrow256.c (yarrow256_init): Initialize the sources.
(yarrow256_random): Fixed loop condition.
* yarrow.h (YARROW_KEY_EVENT_BUFFER): New constant.
* yarrow_key_event.c: New file.
* Makefile.am (libnettle_a_SOURCES): Added yarrow_key_event.c.
2001-10-08 Niels Mller <nisse@cuckoo.hack.org>
* yarrow.h (struct yarrow_key_event_ctx): New struct.
* yarrow256.c (yarrow_fast_reseed): Generate two block of output
using the old key and feed into the pool.
* yarrow.h (struct yarrow256_ctx): Deleted buffer, index and
block_count.
* yarrow256.c (yarrow_fast_reseed): New function.
(yarrow_slow_reseed): New function.
(yarrow256_update): Check seed/reseed thresholds.
(yarrow_gate): New function, extracted from
yarrow_generate_block_with_gate which was deleted.
(yarrow_generate_block_with_gate): Deleted function.
(yarrow256_random): Don't buffer any output, instead gate after
each request.
(YARROW_GATE_THRESHOLD): Deleted constant.
2001-10-07 Niels Mller <nisse@cuckoo.hack.org>
* Makefile.am: Added yarrow files.
* yarrow256.c: New file, implementing Yarrow. Work in progress.
* sha256.c: New file, implementing SHA-256.
* testsuite/Makefile.am (CFLAGS): Added sha256-test.
* testsuite/sha256-test.m4: New testcases for SHA-256.
* shadata.c: New file, for generating SHA-256 constants.
* sha.h: Renamed sha1.h to sha.h, and added declarations for
SHA-256.
2001-10-05 Niels Mller <nisse@ehand.com>
* testsuite/aes-test.m4: Added a comment with NIST test vectors.
2001-10-04 Niels Mller <nisse@ehand.com>
* rsa.h, rsa-compat.h, yarrow.h: New files.
2001-09-25 Niels Mller <nisse@cuckoo.hack.org>
* Released version 1.0.
2001-09-25 Niels Mller <nisse@ehand.com>
* sha1.c: Include stdlib.h, for abort.
* md5.c: Include string.h, for memcpy.
* testsuite/Makefile.am (M4_FILES): New variable. Explicitly list
those C source files that should be generated by m4.
* configure.in: Changed package name from "libnettle" to "nettle".
* Makefile.am (EXTRA_DIST): Added .bootstrap.
* AUTHORS: Added a reference to the manual.
2001-09-25 Niels Mller <nisse@lysator.liu.se>
* des-compat.c (des_cbc_cksum): Bug fix, local variable was
declared in the middle of a block.
2001-09-19 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo (Compatibility functions): New section,
mentioning md5-compat.h and des-compat.h.
2001-09-18 Niels Mller <nisse@ehand.com>
* index.html: New file.
2001-09-16 Niels Mller <nisse@cuckoo.hack.org>
* nettle.texinfo: Added description of des3. Minor fixes.
* testsuite/des-compat-test.c (cbc_data): Shorten to 32 bytes (4
blocks), the last block of zeroes wasn't used anyway.
* des-compat.c (des_compat_des3_decrypt): Decrypt in the right
order.
(des_ncbc_encrypt): Bug fixed.
(des_cbc_encrypt): Rewritten as a wrapper around des_ncbc_encrypt.
2001-09-14 Niels Mller <nisse@ehand.com>
* testsuite/des-compat-test.c: New file, copied from libdes
(freeswan). All implemented functions but des_cbc_cksum seems to
work now.
* testsuite/Makefile.am (TS_PROGS): Added des-compat-test.
* des-compat.c: Added libdes typedef:s. Had to remove all use of
const in the process.
(des_check_key): New global variable, checked by des_set_key.
* des.c (des_set_key): Go on and expand the key even if it is
weak.
* des-compat.c (des_cbc_cksum): Implemented.
(des_key_sched): Fixed return values.
2001-09-11 Niels Mller <nisse@cuckoo.hack.org>
* Makefile.am: Added des-compat.c and des-compat.h
* des-compat.c: Bugfixes, more functions implemented.
* des-compat.h: Define DES_ENCRYPT and DES_DECRYPT. Bugfixes.
2001-09-10 Niels Mller <nisse@ehand.com>
* nettle.texinfo (Copyright): Added copyright information for
serpent.
(Miscellaneous functions): Started writing documentation on the CBC
functions.
(Cipher Block Chaining): This section more or less complete now.
2001-09-09 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/cbc-test.m4: Record intermediate values in a comment.
* testsuite/des3-test.m4: Likewise.
* testsuite/aes-test.m4: Added test case that appeared broken in
the cbc test.
* cbc.c (cbc_encrypt): Bug fix, encrypt block *after* XOR:ing the
iv.
* Makefile.am (libnettleinclude_HEADERS): Added cbc.h. Deleted
des3.h.
(libnettle_a_SOURCES): Added des3.c.
* testsuite/Makefile.am (TS_PROGS): Added des3-test and cbc-test.
* testsuite/cbc-test.m4: New testcase.
* testsuite/des3-test.m4: New testcase.
* cbc.h (CBC_CTX): New macro.
(CBC_ENCRYPT): New macro.
(CBC_DECRYPT): New macro.
* des.c (des_fix_parity): New function.
* des3.c: New file, implementing triple des.
2001-09-06 Niels Mller <nisse@cuckoo.hack.org>
* cbc.c, cbc.h: New files, for general CBC encryption.
* des-compat.h: Added some prototypes.
2001-09-05 Niels Mller <nisse@ehand.com>
* testsuite/Makefile.am (TS_PROGS): Added md5-compat-test.
* README: Copied introduction from the manual.
* configure.in: Bumped version to 1.0.
* Makefile.am (libnettleinclude_HEADERS): Added missing includes.
(libnettle_a_SOURCES): Added md5-compat.c and md5-compat.h.
* md5-compat.c, md5-compat.h: New files, implementing an RFC
1321-style interface.
2001-09-02 Niels Mller <nisse@cuckoo.hack.org>
* twofish.c (twofish_decrypt): Fixed for();-bug in the block-loop.
Spotted by Jean-Pierre.
(twofish_encrypt): Likewise.
2001-07-03 Niels Mller <nisse@ehand.com>
* testsuite/testutils.c: Include string.h.
* twofish.c: Include string.h.
2001-06-17 Niels Mller <nisse@lysator.liu.se>
* Makefile.am (des_headers): Dont use $(srcdir)/-prefixes as that
seems to break with GNU make 3.79.1.
* testsuite/testutils.c, testsuite/testutils.h: Use <inttypes.h>,
not <stdint.h>.
Include <stdlib.h>.
2001-06-17 Niels Mller <nisse@cuckoo.hack.org>
* Use <inttypes.h>, not <stdint.h>.
* blowfish.h (BLOWFISH_MAX_KEY_SIZE): Fixed, should be 56.
* Fixed copyright notices.
* Makefile.am (libnettle_a_SOURCES): Added desinfo.h and
desCode.h.
(info_TEXINFOS): Added manual.
(EXTRA_DIST): Added nettle.html.
(%.html): Added rule for building nettle.html.
* nettle.texinfo: New manual.
* configure.in: Bumped version to 0.2.
* testsuite/Makefile.am (TS_PROGS): Added cast128 test.
* Added CAST128.
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* testsuite/serpent-test.m4: Added a few rudimentary tests
extracted from the serpent package.
* twofish.c: Adapted to nettle. Made constant tables const.
Deleted bytes_to_word and word_to_bytes; use LE_READ_UINT32 and
LE_WRITE_UINT32 instead.
(twofish_selftest): Deleted. Moved the tests to the external
testsuite.
(twofish_set_key): Don't silently truncate too large keys.
* sha1.c (sha1_update): Use unsigned for length.
* serpent.c (serpent_set_key): Read the key backwards. Fixed
padding (but there are no test vectors for key_size not a multiple
of 4).
(serpent_encrypt): Read and write data in the strange order used
by the reference implementation.
(serpent_decrypt): Likewise.
* macros.h (FOR_BLOCKS): New macro, taken from lsh.
* blowfish.h (struct blowfish_ctx): Use a two-dimensional array
for s.
* blowfish.c (initial_ctx): Arrange constants into a struct, to
simplify key setup.
(F): Deleted all but one definitions of the F function/macro.
Added a context argument, and use that to find the subkeys.
(R): Added context argument, and use that to find the subkeys.
(blowfish_set_key): Some simplification.
(encrypt): Deleted code for non-standard number of rounds. Deleted
a bunch of local variables. Using the context pointer for
everything should consume less registers.
(decrypt): Likewise.
* Makefile.am (libnettle_a_SOURCES): Added twofish.
2001-06-16 Niels Mller <nisse@cuckoo.hack.org>
* testsuite/blowfish-test.m4: Fixed test.
* Added twofish implementation.
* blowfish.h (struct blowfish_ctx): Use the correct size for the p
array.
* testsuite/blowfish-test.m4: Fixed testcase, use correct key
length.
* Makefile.am (libnettle_a_SOURCES): Added blowfish files.
($(des_headers)): Strip directory part when passing file name to
desdata.
* testsuite/blowfish-test.m4: Added one test, from GNUPG.
* Created blowfish.c and blowfish.h (from GNUPG via LSH). Needs
more work.
* aes.h: Fixed copyright notice to not mention GNU MP. XXX: Review
all nettle copyrights.
* testsuite/Makefile.am (TS_PROGS): Added tests for twofish and
blowfish.
2001-06-13 Niels Mller <nisse@ehand.com>
* Makefile.am (libnettle_a_SOURCES): Added serpent files.
2001-06-12 Niels Mller <nisse@cuckoo.hack.org>
* des.c (des_encrypt, des_decrypt): Assert that the key setup was
successful.
* testsuite/Makefile.am (TS_PROGS): Added tests for des and sha1.
* testsuite/sha1-test.m4: New file.
* testsuite/des-test.m4: New file.
* Added SHA1 files.
* Added desCore files.
* Makefile.am: Added desCore and sha1.
2001-04-17 Niels Mller <nisse@cuckoo.hack.org>
* install-sh: Copied the standard install script.
* testsuite/Makefile.am (CFLAGS): Disable optimization. Add
$(top_srcdir) to the include path.
(EXTRA_DIST): Added testutils.h, testutils.c and run-tests.
(run-tests): Fixed path to run-tests.
* Makefile.am (EXTRA_DIST): Added memxor.h.
(libnettleinclude_HEADERS): Install headers in
$(libnettleincludedir).
2001-04-13 Niels Mller <nisse@cuckoo.hack.org>
* Initial checkin.