annotate changes @ 50:c61e66431001 libtomcrypt

Merge of the normal Dropbear makefile: - Don't include mpi.o, since it does Bad Things (tm) (wrt LTM) - Don't try to make clean in tests if it doesn't exist (infinite looping makefiles, mmmmm)
author Matt Johnston <matt@ucc.asn.au>
date Sat, 07 Aug 2004 16:33:31 +0000
parents 6362d3854bb4
children 5d99163f7e32
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
15
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
1 May 30th, 2004
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
2 v0.96 -- Removed GF and Keyring code
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
3 -- Extended OAEP decoder to distinguish better [and use a more uniform API]
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
4 -- Changed PSS/OAEP API slightly to be more consistent with other PK functions (order of arguments)
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
5 -- rsa_exptmod() now pads with leading zeroes as per I2OSP.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
6 -- added error checking to yarrow code
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
7 -- Mike Frysinger pointed out that tommath.h from this distro will overwrite tommath.h
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
8 from libtommath. I changed this to ltc_tommath.h to avoid any such problems.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
9 -- Fixed bug in PSS encoder/decoder that didn't handle the MSB properly
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
10 -- refactored AES, now sports an "encrypt only" descriptor which uses half as much code space.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
11 -- modded Yarrow to try and use refactored AES code and added WHIRLPOOL support (d'oh) ;-)
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
12 -- updated ECB, OCB and CBC decrypt functions to detect when "encrypt only" descriptor is used.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
13 -- replaced old RSA code with new code that uses PKCS #1 v2.0 padding
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
14 -- replaced old test harness with new over-engineer'ed one in /demos/test/
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
15 -- updated cbc/cfb/ofb/ctr code with setiv/getiv functions to change/read the IV without re-keying.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
16 -- Added PKCS #1 v1.5 RSA encryption and signature padding routines
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
17 -- Added DER OID's to most hash descriptors (as many as I could find)
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
18 -- modded rsa_exptmod() to use timing-resilient tim_exptmod() when doing private key operations
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
19 added #define RSA_TIMING which can turn on/off this feature.
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
20 -- No more config.pl so please just read mycrypt_custom.h for build-time tweaks
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
21 -- Small update to rand_prime()
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
22 -- Updated sha1, md5 and sha256 so they are smaller when SMALL_CODE is defined. If you want speed though,
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
23 you're going to have to undefine SMALL_CODE ;-)
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
24 -- Worked over AES so that it's even smaller now [in both modes].
6362d3854bb4 0.96 release of LibTomCrypt
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
25
3
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
26 May 12th, 2004
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
27 v0.95 -- Optimized AES and WHIRLPOOL for SMALL_CODE by taking advantage of the fact
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
28 the transforms are circulant. AES dropped 5KB and WHIRLPOOL dropped 13KB
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
29 using the default build options on the x86.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
30 -- Updated eax so the eax_done() would clear the state [like hmac,pmac,ocb] when
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
31 CLEAN_STACK has been defined.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
32 -- added LTC_TEST support to rmd160
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
33 -- updates to mycrypt_pk.h
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
34 -- updated rand_prime() to faciliate making RSA composites
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
35 -- DSA/RSA now makes composites of the exact size desired.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
36 -- Refactored quite a bit of the code, fewer functions per C file
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
37 -- cleaned up the makefiles to organize the objects logically
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
38 -- added ICC makefile along with "profiled" targets for both GNU and ICC compilers
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
39 -- Marked functions for removal before v1.00 see PLAN for more information
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
40 -- GCC 3.4.0 tested and seems to work
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
41 -- Added PKCS #5 support
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
42 -- Fixed typo in comment header of .C files ;-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
43 -- Added PKCS #1 OAEP and PSS support.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
44
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
45 Feb 20th, 2004
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
46 v0.94 -- removed unused variables from ocb.c and fixed it to match known test vectors.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
47 -- Added PMAC support, minor changes to OMAC/EAX code [I think....]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
48 -- Teamed up with Brian Gladman. His code verifies against my vectors and my code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
49 verifies against his test vectors. Hazaa for co-operation!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
50 -- Various small changes (added missing ARGCHKs and cleaned up indentation)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
51 -- Optimization to base64, removed unused variable "c"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
52 -- Added base64 gen to demos/tv_gen.c
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
53 -- Fix to demos/x86_prof.c to correctly identify the i386 architecture... weird...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
54 -- Fixed up all of the PK code by adding missing error checking, removed "res" variables,
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
55 shrunk some stack variables, removed non-required stack variables and added proper
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
56 error conversion from MPI to LTC codes. I also spotted a few "off by one" error
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
57 checking which could have been used to force the code to read past the end of
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
58 the buffer (in theory, haven't checked if it would work) by a few bytes.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
59 -- Added checks to OUTPUT_BIGNUM so the *_export() functions cannot overflow the output and I
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
60 also modded it so it stores in the output provided to the function (that is not on
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
61 the local stack) which saves memory and time.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
62 -- Made SAFER default to disabled for now (plans are to cleanhouse write an implementation later)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
63 -- Added the 512-bit one-way hash WHIRLPOOL which clocks in at 138 cycles per byte on my
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
64 Athlon XP [for comparison, SHA-512 clocks in at 77 cycles per byte]. This code uses the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
65 teams new sbox design (not the original NESSIE one).
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
66
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
67
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
68 Jan 25th, 2004
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
69 v0.93 -- [note: deleted v0.93 changes by accident... recreating from memory...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
70 -- Fix to RC2 to not deference pointer before ARGCHK
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
71 -- Fix to NOEKEON to match published test vectors as well as cleaned up the code a bit
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
72 -- Optimized Twofish [down to 28 cycles/byte on my box] and Blowfish
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
73 -- Fix to OMAC to test cipher block size first [prevents wasting any time]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
74 -- Added more OMAC test vectors
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
75 -- Added EAX Encrypt+Authenticate support
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
76 -- Fix to DSA to check return of a few LTM functions I forgot [mp_to_unsigned_bin]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
77 -- Added common headers to all C files
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
78 -- CTR mode supports big and little [default] endian counters now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
79 -- fix to find_cipher_any() so that it can handle a fragmented cipher_descriptor table.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
80 -- added find_hash_any() akin to find_cipher_any().
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
81 -- Added EAX code to demos/tv_gen.c Hazaa!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
82 -- Removed SONY defines and files from codebase.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
83 -- Added OCB support [patents be damned] and to demos/tv_gen.c
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
84 -- Merge all of the INPUT/OUTPUT BIGNUM macros (less toc) into mycrypt_pk.h
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
85 -- Made appropriate changes to the debug string in crypt.c
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
86
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
87 Dec 24th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
88 v0.92 -- Updated the config.pl script so the options have more details.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
89 -- Updated demos/tv_gen to include RIPEMD hashes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
90 -- Updated Twofish so when TWOFISH_ALL_TABLES is defined a pre-computed RS table
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
91 is included [speedup: slight, about 4k cycles on my Athlon].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
92 -- Re-wrote the twofish large key generation [the four 8x32 key dependent tables]. Now about twice as fast.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
93 With both optimizations [e.g. TWOFISH_ALL_TABLES defined] a 128-bit Twofish key can now be scheduled
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
94 in 26,000 cycles on my Athlon XP [as opposed to 49,000 before] when optimized for size.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
95 -- config.pl has been updated so rmd128.o and rmd160.o are objects included in the build [oops]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
96 -- Andrew Mann found a bug in rsa_exptmod() which wouldn't indicate if the wrong type of key was specified
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
97 (e.g. not PK_PRIVATE or PK_PUBLIC)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
98 -- Fixed up demos/x86_prof so it sorts the output now :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
99 -- The project is now powered by radioactive rubber pants.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
100 -- Fixed dh_encrypt_key() so if you pass it a hash with a smaller output than the input key it
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
101 will return CRYPT_INVALID_HASH [to match what ecc_encrypt_key() will do]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
102 -- Merge the store/encrypt key part of ecc_encrypt_key() as per dh_encrypt_key() [can you guess what I'm upto?]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
103 -- Massive updates to the prime generation code. I use the LTM random prime functions [and provide a nice
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
104 interface between the LTC PRNG's and the LTM generic prng prototype]. I also use a variable number of tests
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
105 depending on the input size. This nicely speeds up most prime generation/testing within the library.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
106 -- Added SHA-224 to the list of hashes.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
107 -- Made HMAC test vectors constant and static [takes ROM space instead of RAM]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
108 -- This release was brought to you by the letter P which stands for Patent Infringement.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
109 -- Added generic HASH_PROCESS macro to mycrypt_hash.h which simplifies the hash "process" functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
110 I also optimized the compression functions of all but MD2 to not perform input copies when avoidable.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
111 -- Removed the division from the Blowfish setup function [dropped 3k cycles on my Athlon]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
112 -- Added stack cleaning to rijndael, cast5 so now all ciphers have CLEAN_STACK code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
113 -- Added Skipjack to the list of ciphers [made appropriate changes to demos/test.c, demos/tv_gen.c and
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
114 demos/x86_prof.c]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
115 -- Added mechanical testing to cipher test vector routines. Now it encrypts 1000 times, then decrypts and
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
116 compares. Any fault (e.g. bug in code, compiler) in the routines is likely to show through. Doesn't
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
117 stress test the key gen though...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
118 -- Matt Johnson found a bug in the blowfish.c apparently I was out of my mind and put twofish defines in there
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
119 The code now builds with any config. Thanks.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
120 -- Added OMAC1 Message Authentication Code support to the library.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
121 -- Re-prototyped the hash "process" and "done" to prevent buffer overflows [which don't seem easy to exploit].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
122 Updated HMAC code to use them too. Hazaa!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
123 -- Fixed bug in ECC code which wouldn't do an _ARGCHK on stat in ecc_verify_hash().
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
124 -- Fixed [temp fix] bug in all PK where the OUTPUT_BIGNUM macros would not trap errors on the to_unsigned_bin
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
125 conversion [now returns CRYPT_MEM, will fix it up better later]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
126 -- Added DSA to the list of supported PK algorithms.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
127 -- Fixed up various ciphers to &255 the input key bytes where required [e.g. where used to index a table] to prevent
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
128 problems on platforms where CHAR_BIT != 8
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
129 -- Merged in LibTomMath v0.28
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
130 -- Updated demos/x86_prof.c to use Yarrow during the key sched testing [was horribly slow on platforms with blockable
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
131 /dev/random].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
132 -- Added OMAC/HMAC tests to demos/tv_gen and I now store the output of this in notes/
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
133 -- Fixed a bug in config.pl that wouldn't have TWOFISH_TABLES defined by default (too many commas on the line)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
134 -- Fixed bug in hmac_done(). Apparently FIPS-198 [HMAC] specifies that the output can be truncated. My code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
135 would not support that (does now just like the new OMAC code).
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
136 -- Removed "hashsize" from hmac_state as it wasn't being used.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
137 -- Made demos/test.c stop if OMAC or HMAC tests fail (instead of just printing a failed message and keep going).
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
138 -- Updated notes/tech0003.txt to take into account the existence of Skipjack [also I fixed a few typos].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
139 -- Slight changes to Noekeon, with SMALL_CODE undefined it uses a fully unrolled version. Dropped +10 cycles/byte
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
140 on my Athlon (35 cycles per byte or 410.4Mbit/sec at 1795Mhz)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
141 -- Added _ARGCHK() calls to is_prime() for the two input pointers.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
142
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
143 Sept 25th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
144 v0.91 -- HMAC fix of 0.90 was incorrect for keys larger than the block size of the hash.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
145 -- Added error CRYPT_FILE_NOTFOUND for the file [hmac/hash] routines.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
146 -- Added RIPEMD hashes to the hashsum demo.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
147 -- Added hashsum demo to MSVC makefile.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
148 -- Added RMD160 to the x86_prof demo [oops]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
149 -- Merged in LibTomMath-0.27 with a patch to mp_shrink() that will be in LibTomMath-0.28
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
150 Fixes another potential memory leak.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
151
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
152 Sept 7th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
153 v0.90 -- new ROL/ROR for x86 GCC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
154 -- Jochen Katz submitted a patch to the makefile to prevent "make" from making the .a library
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
155 when not required.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
156 == By default the KR code is not enabled [it's only a demo anyways!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
157 -- changed the "buf" in ecc_make_key from 4KB to 128 bytes [since the largest key is 65 bytes]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
158 -- hmac_done() now requires you pass it the size of the destination buffer to prevent
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
159 buffer overflows. (API CHANGE)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
160 -- hmac/hash filebased routines now return CRYPT_NOP if NO_FILE is defined.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
161 -- I've removed the primes from dh.c and replaced them with DR safe primes suitable for the default
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
162 configuration of LibTomMath. Check out these comparisons on a 1.3Ghz Athlon XP, optimized for size,
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
163
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
164 768-bit, 4 vs. 10
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
165 1024-bit, 8 vs. 18
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
166 1280-bit, 12 vs. 34
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
167 1536-bit, 20 vs. 56
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
168 1792-bit 28 vs. 88
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
169 2048-bit, 40 vs. 124
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
170 2560-bit, 71 vs. 234
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
171 3072-bit, 113 vs. 386
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
172 4096-bit, 283 vs. 916
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
173
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
174 Times are all in milliseconds for key generation. New primes times on the left. This makes the code binary
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
175 incompatible with previous releases. However, this addition is long overdue as LibTomMath has supported DR
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
176 reductions for quite some time.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
177 -- Added RIPE-MD 128 and 160 to the list of supported hashes [10 in total].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
178 -- The project has been released as public domain. TDCAL no longer applies.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
179
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
180 July 15th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
181 v0.89 -- Fix a bug in bits.c which would prevent it from building with msvc
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
182 -- Merged in LibTomMath v0.24 [and I used the alloc/free macros this time!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
183 -- Removed the LTC version of next_prime() and replaced it with a call to the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
184 mp_prime_next_prime() from LibTomMath
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
185 -- reverted bits.c to the 0.86 copy since the new one doesn't build in MSVC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
186 or cygwin.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
187
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
188 Jul 10th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
189 v0.88 -- Sped up CAST5 key schedule for MSVC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
190 -- added "ulong32" which allows people on 64-bit platforms to force the 32-bit tables in
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
191 ciphers like blowfish and AES to be 32-bits. E.g. when unsigned long is 64-bits.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
192 -- Optimized the SAFER-SK64, SAFER-SK128, SAFER+, RC5 and RC6 key schedule [big time!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
193 -- Optimized SHA-1 and SHA-256 quite a bit too.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
194 -- Fixed up the makefile to use -fomit-frame-pointer more liberally
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
195 -- Added tv_gen program which makes test vectors for ciphers/hashes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
196 -- Merged in LibTomMath v0.22
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
197
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
198 Jun 19th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
199 v0.87 -- Many MSVC optimizations to the code base
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
200 -- Improved the AES and Twofish key schedule [faster, more constant time]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
201 -- Tons of optimizations here and there.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
202
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
203 Jun 15th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
204 v0.86 -- Fixed up AES to workaround MSVC optimizer bug
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
205 -- Merged in fresh LTM base [based on v0.20] so there are no warnings with MSVC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
206 -- Wrote x86_prof which will time the hashes and ciphers downto cycles per byte.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
207 -- Fixed up demos/encrypt to remove serpent_desc from the list
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
208 -- Re-enabled MSVC optimizations w00t w00t
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
209 -- Replaced "errno" with "err" in all functions that had it so it wouldn't clash
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
210 with the global "errno"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
211 -- Removed a set of unused variables from certain functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
212 -- Removed {#line 0 "..."} stuff from mpi.c to comply with ISO C :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
213
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
214 Jun 11th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
215 v0.85 -- Swapped in a new AES routine
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
216 -- Removed Serpent
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
217 -- Added TDCAL policy document
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
218
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
219 Jun 1st, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
220 v0.84 -- Removed a 4KB buffer from rsa_decrypt_key that wasn't being used no more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
221 -- Fixed another potential buffer problem. Not an overflow but could cause the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
222 PK import routines to read past the end of the buffer.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
223 -- Optimized the ECC mulmod more by removing a if condition that will always be false
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
224 -- Optimized prime.c to not include a 2nd prime table, removed code from is_prime calls prime
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
225 test from LibTomMath now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
226 -- Added LTC_TEST define which when defined will enable the test vector routines [see mycrypt_custom.h]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
227 -- Removed ampi.o from the depends cuz it ain't no not working in *nix with it [routines are in mpi.c now].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
228
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
229
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
230 Mar 29th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
231 v0.83 -- Optimized the ecc_mulmod, it's faster and takes less heap/stack space
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
232 -- Fixed a free memory error in ecc_mulmod and del_point which would try to free NULL
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
233 -- Fixed two serious bugs in rsa_decrypt_key and rsa_verify_hash that would allow a trivialy
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
234 buffer overflow.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
235 -- Fixed a bug in the hmac testing code if you don't register all the hashes it won't return
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
236 errors now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
237
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
238 Mar 15th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
239 v0.82 -- Manual updated
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
240 -- Added MSVC makefile [back, actually its written from scratch to work with NMAKE]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
241 -- Change to HMAC helper functions API to avoid buffer overflow [source changes]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
242 -- the rsa_encrypt_key was supposed to reject key sizes out of bounds ...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
243 same fix to the rsa_sign_hash
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
244 -- Added code to ensure that that chaining mode code (cfb/ofb/ctr/cbc) have valid
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
245 structures when being called. E.g. the indexes to the pad/ivs are not out of bounds
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
246 -- Cleaned up the DES code and simplified the core desfunc routine.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
247 -- Simplified one of the boolean functions in MD4
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
248
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
249 Jan 16th, 2003
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
250 v0.81 -- Merged in new makefile from Clay Culver and Mike Frysinger
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
251 -- Sped up the ECC mulmod() routine by making the word size adapt to the input. Saves a whopping 9 point
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
252 operations on 521-bit keys now (translates to about 8ms on my Athlon XP). I also now use barrett reduction
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
253 as much as possible. This sped the routine up quite a bit.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
254 -- Fixed a huge flaw in ecc_verify_hash() where it would return CRYPT_OK on error... Now fixed.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
255 -- Fixed up config.pl by fixing an invalid query and the file is saved in non-windows [e.g. not CR/LF] format
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
256 (fix due to Mika Bostr�m)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
257 -- Merged in LibTomMath for kicks
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
258 -- Changed the build process so that by default "mycrypt_custom.h" is included and provided
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
259 The makefile doesn't include any build options anymore
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
260 -- Removed the PS2 and VC makefiles.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
261
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
262 Dec 16th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
263 v0.80 -- Found a change I made to the MPI that is questionable. Not quite a bug but definately not desired. Had todo
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
264 with the digit shifting. In v0.79 I simply truncated without zeroing. It didn't cause problems during my
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
265 testing but I fixed it up none the less.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
266 -- Optimized s_mp_mul_dig() from MPI to do a minimal number of passes.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
267 -- Fixed in rsa_exptmod() where I was getting the size of the result. Basically it accomplishes the same thing
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
268 but the fixed code is more readable.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
269 -- Fixed slight bug in dh_sign_hash() where the random "k" value was 1 byte shorter than it should have been. I've
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
270 also made the #define FAST_PK speed up signatures as well. Essentially FAST_PK tells the DH sub-system to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
271 limit any private exponent to 256-bits. Note that when FAST_PK is defined does not make the library
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
272 binary or source incompatible with a copy of the library with it undefined.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
273 -- Removed the DSA code. If you want fast diffie-hellman just define FAST_PK :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
274 -- Updated dh_sign_hash()/dh_verify_hash() to export "unsigned" bignums. Saves two bytes but is not binary
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
275 compatible with the previous release... sorry! I've performed the same fix to the ecc code as well.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
276 -- Fixed up the PK code to remove all use of mp_toraw() and mp_read_raw() [get all the changes out of the way now]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
277 -- Fixed a bug in the DH code where it missed trapping a few errors if they occurred.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
278 -- Fixed a slight "its-not-a-bug-but-could-be-done-better" bug in the next_prime() function. Essentially it was
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
279 testing to ensure that in the loop that searches for the next candidate that the step never grows beyond
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
280 65000. Should have been testing for MP_DIGIT_MAX
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
281 -- Spruced up the config.pl script. It now makes a header file "mycrypt_custom.h" which can be included *before*
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
282 you include mycrypt.h. This allows you to add libtomcrypt to a project without completely changing your make
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
283 system around. Note that you should use the makefile it writes to at least build the library initially.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
284 -- Used splint to check alot of the code out. Tons of minor fixes and explicit casts added.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
285 -- Also made all the internal functions of MPI are now static to avoid poluting the namespace
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
286 -- **Notice**: There are no planned future releases for at least a month from the this release date.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
287
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
288 Dec 14th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
289 v0.79 -- Change to PK code [binary and source]. I made it so you have to pass the buffer size to the *_decrypt_key and
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
290 *_verify_hash functions. This prevents malformed packets from performing buffer overflows. I've also trimmed
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
291 the packet header size [by 4 bytes].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
292 -- Made the test program halt on the first error it occurs. Also made it trap more errors than before.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
293 -- Wrote the first chapter of my new book [DRAFT!], not in this package but check my website!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
294 -- Included a perl script "config.pl" that will make "makefile.out" according to the users needs.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
295 -- Added shell script to look for latest release
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
296 -- Merge DH and ECC key defines from mycrypt_cfg.h into the makefiles
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
297 -- updated the makefile to use BSD friendly archiving invokations
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
298 -- Changed the DH and ECC code to use base64 static key settings [e.g. the primes]. Dropped the code size by 3KB
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
299 and is ever-so-slightly faster than before.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
300 -- added "mp_shrink" function to shrink the size of bignums. Specially useful for PK code :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
301 -- Added new exptmod function that calculates a^b mod c with fewer multiplies then before [~20% for crypto
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
302 sized numbers]. Also added a "low mem" variant that doesn't use more than 20KB [upto 4096 bit nums] of
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
303 heap todo the calculation. Both are #define'able controlled
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
304 -- Added XREALLOC macro to provide realloc() functionality.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
305 -- Added fix where in rsa_import() if you imported a public key or a non-optimized key it would free the mp_int's
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
306 not being used.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
307 -- Fixed potential bug in the ECC code. Only would occur on platforms where char is not eight bits [which isn't
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
308 often!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
309 -- Fixed up the ECC point multiplication, its about 15% faster now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
310 -- While I was at it [since the lib isn't binary backwards compatible anyways] I've fixed the PK export routines
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
311 so they export as "unsigned" types saving 1 byte per bignum outputted. Not a lot but heck why not.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
312
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
313 Nov 28th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
314 v0.78 -- Made the default ARGCHK macro a function call instead which reduced the code size from 264KB to 239KB.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
315 -- Fixed a bug in the XTEA keysize function which called ARGCHK incorrectly.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
316 -- Added Noekeon block cipher at 2,800 bytes of object code and 345Mbit/sec it is a welcome addition.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
317 -- Made the KR code check if the other PK systems are included [provides error when building otherwise].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
318 -- Made "aes" an alias for Rijndael via a pre-processor macro. Now you can use "aes_ecb_encrypt", etc... :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
319 Thanks to Jean-Luc Cooke for the "buzzword conformance" suggestion.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
320 -- Removed the old PK code entirely (e.g. rsa_sign, dh_encrypt). The *_sign_hash and *_encrypt_key functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
321 are all that is to remain.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
322 -- **NOTE** Changed the PK *_import (including the keyring) routine to accept a "inlen" parameter. This fixes a
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
323 bug where improperly made key packets could result in reading passed the end of the buffer. This means
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
324 the code is no longer source compatible but still binary compatible.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
325 -- Fixed a few other minor bugs in the PK import code while I was at it.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
326
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
327 Nov 26th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
328 v0.77 -- Updated the XTEA code to use pre-computed keys. With optimizations for speed it achieves 222Mbit/sec
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
329 compared to the 121Mbit/sec before. It is 288 bytes bigger than before.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
330 -- Cleaned up some of the ciphers and hashes (coding style, cosmetic changes)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
331 -- Optimized AES slightly for 256-bit keys [only one if statement now, still two for 192-bit keys]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
332 -- Removed most test cases from Blowfish, left three of them there. Makes it smaller and faster to test.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
333 -- Changed the primality routines around. I now use 8 rounds of Rabin-Miller, I use 256 primes in the sieve
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
334 step and the "rand_prime" function uses a modified sieve that avoids alot of un-needed bignum work.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
335 -- Fixed a bug in the ECC/DH signatures where the keys "setting" value was not checked for validity. This means
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
336 that a invalid value could have caused segfaults, etc...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
337 -- **NOTE** Changed the way the ECC/DH export/import functions work. They are source but not binary compatible
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
338 with v0.76. Essentially insteading of exporting the setting index like before I export the key size. Now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
339 if you ever re-configure which key settings are supported the lib will still be able to make use of your
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
340 keys.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
341 -- Optimized Blowfish by inlining the round function, unrolling it for four rounds then using a for loop for the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
342 rest. It achieves a rate of 425Mbit/sec with the new code compared to 314Mbit/sec before. The new blowfish
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
343 object file is 7,813 bytes compared to 8,663 before and is 850 bytes smaller. So the code is both smaller and
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
344 faster!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
345 -- Optimized Twofish as well by inlining the round function. Gets ~400Mbit/sec compared to 280Mbit/sec before
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
346 and the code is only 78 bytes larger than the previous copy.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
347 -- Removed SMALL_PRIME_TAB build option. I use the smaller table always.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
348 -- Fixed some mistakes concerning prime generation in the manual.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
349 -- [Note: sizes/speeds are for GCC 3.2 on an x86 Athlon XP @ 1.53Ghz]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
350
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
351 Nov 25th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
352 v0.76 -- Updated makefiles a bit more, use "-Os" instead of "-O2" to optimize for size. Got the lib
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
353 downto 265KB using GCC 3.2 on my x86 box.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
354 -- Updated the SAFER+, Twofish and Rijndael test vector routine to use the table driven design.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
355 -- Updated all other test vector routines to return as soon as an error is found
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
356 -- fixed a bug in the test program where errors in the hash test routines would not be reported
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
357 correctly. I found this by temporarily changing one of the bytes of the test vectors. All the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
358 hashes check out [the demos/test.c would still have reported an error, just the wrong one].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
359
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
360
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
361 Nov 24th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
362 v0.75 -- Fixed a flaw in hash_filehandle, it should ARGCHK that the filehandle is not NULL
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
363 -- Fixed a bug where in hash_file if the call to hash_filehandle failed the open file would
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
364 not be closed.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
365 -- Added more strict rules to build process, starting to weed out "oh this works in GCC" style code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
366 In the next release "-Wconversion" will be enabled which will deal with all implicit casts.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
367
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
368 Nov 22nd, 2002 [later in the day]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
369 v0.74 -- Wrote a small variant of SAFER+ which shaved 50KB off the size of the library on x86 platforms
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
370 -- Wrote a build option to remove the PK packet functions [keeps the encrypt_key/sign_hash functions]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
371 -- Wrote a small variant of Rijndael (trimmed 13KB)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
372 -- Trimmed the TIGER/192 hash function a bit
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
373 -- Overall the entire lib compiled is 295KB [down from 400KB before]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
374 -- Fixed a few minor oversights in the MSVC makefile
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
375
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
376 Nov 22nd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
377 v0.73 -- Fixed bug in RC4 code where it could only use 255 byte keys.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
378 -- Fixed bug in yarrow code where it would allow cast5 or md2 to be used with it...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
379 -- Removed the ecc compress/expand points from the global scope. Reduces namespace polution
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
380 -- Fixed bug where if you used the SPRNG you couldn't pass NULL as your prng_state which you should be
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
381 able todo since the SPRNG has no state...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
382 -- Corrected some oversights in the manual and the examples...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
383 -- By default the GF(2^W) math library is excluded from the build. The source is maintained because I wrote it
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
384 and like it :-). This way the built library is a tad smaller
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
385 -- the MSVC makefile will now build for a SPACE optimized library rather than TIME optimized.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
386
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
387 Nov 21th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
388 v0.72 -- Fixed bug in the prime testing. In the Miller-Rabin test I was raising the base to "N-1" not "r".
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
389 The math still worked out fine because in effect it was performing a Fermat test. Tested the new code and it
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
390 works properly
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
391 -- Fixed some of the code where it was still using the old error syntax
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
392 -- Sped up the RSA decrypt/sign routines
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
393 -- Optimized the ecc_shared_secret routine to not use so much stack
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
394 -- Fixed up the makefile to make releases where the version # is in the file name and directory it will unzip
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
395 to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
396
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
397 Nov 19th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
398 v0.71 -- HELP TOM. I need tuition for the January semester. Now I don't want to force donations [nor will I ever]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
399 but I really need the help! See my website http://tom.iahu.ca/help_tom.html for more details. Please help
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
400 if you can!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
401 --------------------------------------------------------------------------------------------------------------
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
402 -- Officially the library is no longer supported in GCC 3.2 in windows [cygwin].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
403 In windows you can either use GCC 2.95.3 or try your luck with 3.2 It seems that
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
404 "-fomit-frame-pointer" is broken in the windows build [but not the linux x86 build???]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
405 If you simply must use 3.2 then I suggest you limit the optimizations to simply "-O2"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
406 -- Started new error handling API. Similar to the previous except there are more error codes than just
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
407 CRYPT_ERROR
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
408 -- Added my implementation of the MD2 hash function [despite the errors in the RFC I managed to get it right!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
409 -- Merged in more changes from Sky Schulz. I have to make mention here that he has been a tremendous help in
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
410 getting me motivated to make some much needed updates to the library!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
411 -- Fixed one of the many mistakes in the manual as pointed out by Daniel Richards
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
412 -- Fixed a bug in the RC4 code [wasn't setting up the key correctly]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
413 -- Added my implementation of the CAST5 [aka CAST-128] block cipher (conforms...)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
414 -- Fixed numerous bugs in the PK code. Essentially I was "freeing" keys when the import failed. This is neither
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
415 required nor a good a idea [double free].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
416 -- Tom needs a job.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
417 -- Fixed up the test harness as requested by Sky Schulz. Also modifed the timing routines to run for X seconds
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
418 and count # of ops performed. This is more suitable than say encrypting 10 million blocks on a slow processor
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
419 where it could take minutes!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
420 -- Modified test programs hashsum/encrypt to use the new algorithms and error handling syntax
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
421 -- Removed the PKCS code since it was incomplete. In the future I plan on writing a "add-on" library that
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
422 provides PKCS support...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
423 -- updated the config system so the #defines are in the makefiles instead of mycrypt_cfg.h
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
424 -- Willing to work on an hourly basis for 15$ CDN per hour.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
425 -- updated the test program to not test ciphers not included
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
426 -- updated the makefile to make "rsa_sys.c" a dependency of rsa.o [helps develop the code...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
427 -- fixed numerous failures to detect buffer overflows [minor] in the PK code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
428 -- fixed the safer [64-bit block version] test routines which didn't check the returns of the setup
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
429 function
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
430 -- check out my CV at http://tom.iahu.ca/cv.html
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
431 -- removed the GBA makefile and code from demos/test.c [not a particularly useful demo...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
432 -- merged in rudimentary [for testing] PS2 RNG from Sky Schulz
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
433 -- merged in PS2 timer code [only shell included due to NDA reasons...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
434 -- updated HMAC code to return errors where possible
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
435 -- Thanks go to Sky Schulz who bought me a RegCode for TextPad [the official editor of libtomcrypt]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
436
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
437 Nov 12th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
438 v0.70 -- Updated so you can swap out the default malloc/calloc/free routines at build time with others. (Sky Schulz)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
439 -- Sky Schulz contributed some code towards autodetecting the PS2 in mycrypt_cfg.h
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
440 -- Added PS2 makefile contributed by Sky Schulz [see a pattern forming?]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
441 -- Added ability to have no FILE I/O functions at all (see makefile), Sky Schulz....
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
442 -- Added support for substituting out the clock() function (Sky Schulz)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
443 -- Fixed up makefile to include new headers in the HEADERS variable
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
444 -- Removed "coin.c" as its not really useful anyways
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
445 -- Removed many "debug" printfs that would show up on failures. Basically I wanted to ensure the only output
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
446 would be from the developer themselves.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
447 -- Added "rc4.c" a RC4 implementation with a PRNG interface. Since RC4 isn't a block cipher it wouldn't work
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
448 too well as a block cipher.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
449 -- Fixed ARGCHK macro usage when ARGTYPE=1 throughout the code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
450 -- updated makefile to make subdirectory properly (Sku Schulz)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
451 -- Started towards new API setup. Instead of checking for "== CRYPT_ERROR" you should check "!= CRYPT_OK"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
452 In future releases functions will return things other than CRYPT_ERROR on error to give more useful
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
453 thread safe error reporting. The manual will be updated to reflect this. For this release all
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
454 errors are returned as CRYPT_ERROR (except as noted) but in future releases this will change.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
455 -- Removed the zlib branch since its not really required anyways. Makes the package smaller
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
456
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
457 Nov 11th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
458 v0.69 -- Added ARGCHK (see mycrypt_argchk.h) "arguement checking" to all functions that accept pointers
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
459 -- Note I forgot to change the CRYPT version tag in v0.68... fixed now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
460
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
461 Nov 8th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
462 v0.68 -- Fixed flaw in kr_import/kr_export that wasted 4 bytes. Source but not binary compatible with v0.67
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
463 -- Fixed bug in kr_find_name that used memcmp to match strings. Uses strncmp now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
464 -- kr_clear now sets the pointer to NULL to facilate debugging [e.g. using the keyring after clearing]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
465 -- static functions in _write/_read in keyring.c now check the return of ctr_encrypt/ctr_decrypt.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
466 -- Updated blowfish/rc2/rc5/rc6 keysize() function to not reject keys larger than the biggest key the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
467 respective ciphers can use.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
468 -- Fixed a bug in hashsum demo that would report the hash for files that don't exist!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
469
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
470 Oct 16th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
471 v0.67 -- Moved the function prototypes into files mycrypt_*.h. To "install" the lib just copy all the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
472 header files "*.h" from the base of this project into your global include path.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
473 -- Made the OFB/CFB/CTR functions use "unsigned long" for the length instead of "int"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
474 -- Added keyring support for the PK functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
475 -- ***API CHANGE*** changed the ecc_make_key and dh_make_key to act more like rsa_make_key. Basically
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
476 move the first argument to the next to last.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
477 -- Fixed bug in dh_test() that wouldn't test the primality of the order of the sub-group
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
478 -- replaced the primes in the DH code with new ones that are larger than the size they are
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
479 associated with. That is a 1024-bit DH key will have a 1025-bit prime as the modulus
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
480 -- cleaned up all the PK code, changed a bit of the API around [not source compatible with v0.66]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
481 -- major editing of the manual, started Docer program
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
482 -- added 160 and 224 bit key settings for ECC. This makes the DH and ECC binary wise incompatible with v0.66
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
483 -- Added an additional check for memory errors in is_prime() and cleaned up prime.c a bit
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
484 -- Removed ID_TAG from all files [meh, not a big fan...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
485 -- Removed unused variable from yarrow state and made AES/SHA256 the default cipher/hash combo
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
486 -- Fixed a bug in the Yarrow code that called prng_is_valid instead of cipher_is_valid from yarrow_start()
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
487 -- The ECB/CBC/OFB/CFB/CTR wrappers now check that the cipher is valid in the encrypt/decrypt calls
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
488 Returns int now instead of void.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
489
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
490 Sept 24th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
491 v0.66 -- Updated the /demos/test.c program to time the hashes correctly. Also it uses the yarrow PRNG for all of the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
492 tests meaning its possible to run on RNG less platforms
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
493 -- Updated the /demos/hashsum.c program to hash from the standard input
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
494 -- Updated the RSA code to make keys a bit quicker [update by Wayne Scott] by not making both primes at the same
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
495 time.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
496 -- Dan Kaminsky suggested some cleanups for the code and the MPI config
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
497 Code ships in unix LF format by default now too... will still build in MSVC and all... but if you want
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
498 to read the stuff you'll have to convert it
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
499 -- Changes to the manual to reflect new API [e.g. hash_memory/file have v0.65 prototypes]and some typos fixed
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
500
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
501 Sept 20th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
502 v0.65 -- Wayne Scott ([email protected]) made a few of suggestions to improve the library. Most
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
503 importantly he pointed out the math lib is not really required. He's also tested the lib on 18
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
504 different platforms. According to him with only a few troubles [lack of /dev/random, etc] the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
505 library worked as it was supposed to. You can find the list at
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
506 http://www.bitkeeper.com/Products.BitKeeper.Platforms.html
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
507 -- Updated the hash_file and hash_memory functions to keep track of the size of the output
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
508 -- Wayne Scott updated the demos/test.c file to use the SPRNG less and Yarrow more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
509 -- Modified the mycrypt_cfg.h to autodetect x86-32 machines
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
510
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
511 Sept 19th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
512 v0.64 -- wrote makefile for the GBA device [and hacked the demos/test.c file to support it conditionally]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
513 -- Fixed error in PK (e.g. ECC, RSA, DH) import functions where I was clobbering the packet error messages
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
514 -- fixed more typos in the manual
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
515 -- removed all unused variables from the core library (ignore the ID_TAG stuff)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
516 -- added "const char *crypt_build_settings" string which is a build time constant that gives a listing
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
517 of all the build time options. Useful for debugging since you can send that to me and I will know what
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
518 exactly you had set for the mycrypt_cfg.h file.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
519 -- Added control over endianess. Out of the box it defaults to endianess neutral but you can trivially
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
520 configure the library for your platform. Using this I boosted RC5 from 660Mbit/sec to 785Mbit/sec on my
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
521 Athlon box. See "mycrypt_cfg.h" for more information.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
522
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
523 Sept 11th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
524 v0.63 -- Made hashsum demo output like the original md5sum program
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
525 -- Made additions to the examples in the manual (fixed them up a bunch)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
526 -- Merged in the base64 code from Wayne Scott ([email protected])
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
527
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
528 Aug 29th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
529 v0.62 -- Added the CLEAN_STACK functionality to several of the hashes I forgot to update.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
530
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
531 Aug 9th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
532 v0.61 -- Fixed a bug in the DES code [oops I read something wrong].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
533
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
534 Aug 8th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
535 v0.60 -- Merged in DES code [and wrote 3DES-EDE code based on it] from Dobes V.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
536
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
537 Aug 7th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
538 v0.59 -- Fixed a "unsigned long long" bug that caused v0.58 not to build in MSVC.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
539 -- Cleaned up a little in the makefile
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
540 -- added code that times the hash functions too in the test program
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
541
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
542 Aug 3rd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
543 v0.58 -- Added more stack cleaning conditionals throughout the code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
544 -- corrected some CLEAR_STACK conditionals... should have been CLEAN_STACK
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
545 -- Simplified the RSA, DH and ECC encrypt() routines where they use CTR to encode the message
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
546 now they only make one call to ctr_encrypt()/ctr_decrypt().
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
547
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
548 Aug 2nd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
549 v0.57 -- Fixed a few errors messages in the SAFER code to actually report the correct cipher name.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
550 -- rsa_encrypt() uses the "keysize()" method of the cipher being used to more accurately pick a
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
551 key size. By default rsa_encrypt() will choose to use a 256-bit key but the cipher can turn that
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
552 down if required.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
553 -- The rsa_exptmod() function will now more reliably detect invalid inputs (e.g. greater than the modulus).
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
554 -- The padding method for RSA is more clearly documented. Namely if you want to encrypt/sign something of length
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
555 N then your modulus must be of length 1+3N. So to sign a message with say SHA-384 [48 bytes] you need a
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
556 145 byte (1160 bits) modulus. This is all in the manual now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
557 -- Added build option CLEAN_STACK which will allow you to choose whether you want to clean the stack or not after every
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
558 cipher/hash call
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
559 -- Sped up the hash "process()" functions by not copying one byte at a time.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
560 ++ (added just after I uploaded...)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
561 MD4 process() now handles input buffers > 64 bytes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
562
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
563 Aug 1st, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
564 v0.56 -- Cleaned up the comments in the Blowfish code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
565 -- Oh yeah, in v0.55 I made all of the descriptor elements constant. I just forgot to mention it.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
566 -- fixed a couple of places where descriptor indexes were tested wrong. Not a huge bug but now its harder
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
567 to mess up.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
568 -- Added the SAFER [64-bit block] ciphers K64, SK64, K128 and SK128 to the library.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
569 -- Added the RC2 block cipher to the library.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
570 -- Changed the SAFER define for the SAFER+ cipher to SAFERP so that the new SAFER [64-bit] ciphers
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
571 can use them with less confusion.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
572
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
573 July 29th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
574 v0.55 -- My god stupid Blowfish has yet again been fixed. I swear I hate that cipher. Next bug in it and boom its out of the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
575 library. Use AES or something else cuz I really hate Blowfish at this stage....
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
576 -- Partial PKCS support [hint DONT USE IT YET CUZ ITS UNTESTED!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
577
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
578 July 19th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
579 v0.54 -- Blowfish now conforms to known test vectors. Silly bad coding tom!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
580 -- RC5/RC6/Serpent all have more test vectors now [and they seemed to have been working before]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
581
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
582 July 18th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
583 v0.53 -- Added more test vectors to the blowfish code just for kicks [and they are const now too :-)]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
584 -- added prng/hash/cipher is_valid functions and used them in all of the PK code so you can't enter the code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
585 with an invalid index ever now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
586 -- Simplified the Yarrow code once again :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
587
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
588 July 12th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
589 v0.52 -- Fixed a bug in MD4 where the hash descriptor ID was the same as SHA-512. Now MD4 will work with
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
590 all the routines...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
591 -- Fixed the comments in SHA-512 to be a bit more meaningful
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
592 -- In md4 I made the PADDING array const [again to store it in ROM]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
593 -- in hash_file I switched the constant "512" to "sizeof(buf)" to be a bit safer
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
594 -- in SHA-1's test routine I fixed the string literal to say SHA-1 not sha1
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
595 -- Fixed a logical error in the CTR code which would make it skip the first IV value. This means
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
596 the CTR code from v0.52 will be incompatible [binary wise] with previous releases but it makes more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
597 sense this way.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
598 -- Added {} braces for as many if/for/blocks of code I could find. My rule is that every for/if/while/do block
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
599 must have {} braces around it.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
600 -- made the rounds table in saferp_setup const [again for the ROM think about the ROM!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
601 -- fixed RC5 since it no longer requires rc5 to be registered in the lib. It used to since the descriptors used to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
602 be part of the table...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
603 -- the packet.c code now makes crypt_error literal string errors when an error occurs
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
604 -- cleaned up the SAFER+ key schedule to be a bit easier to read.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
605 -- fixed a huge bug in Twofish with the TWOFISH_SMALL define. Because I clean the stack now I had
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
606 changed the "g_func()" to be called indirectly. I forgot to actually return the return of the Twofish
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
607 g_func() function which caused it not to work... [does now :-)]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
608
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
609 July 11th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
610 v0.51 -- Fixed a bug in SHA512/384 code for multi-block messages.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
611 -- Added more test vectors to the SHA384/512 and TIGER hash functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
612 -- cleaned up the hash done routines to make more sense
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
613
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
614 July 10th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
615 v0.50 -- Fixed yarrow.c so that the cipher/hash used would be registered. Also fixed
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
616 a bug where the SAFER+ name was "safer" but should have been "safer+".
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
617 -- Added an element to the hash descriptors that gives the size of a block [sent into the compressor]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
618 -- Cleaned up the support for HMAC's
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
619 -- Cleaned up the test vector routines to make the test vector data const. This means on some platforms it will be
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
620 placed in ROM not RAM now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
621 -- Added MD4 code submited by Dobes Vandermeer ([email protected])
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
622 -- Added "burn_stack" function [idea taken from another source of crypto code]. The idea is if a function has
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
623 alot of variables it will clean up better. Functions like the ecb serpent and twofish code will now have their
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
624 stacks cleaned and the rest of the code is getting much more straightforward.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
625 -- Added a hashing demo by Daniel Richards ([email protected])
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
626 -- I (Tom) modified some of the test vector routines to use more vectors ala Dobes style.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
627 For example, the MD5/SHA1 code now uses all of the test vectors from the RFC/FIPS spec.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
628 -- Fixed the register/unregister functions to properly report errors in crypt_error
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
629 -- Correctly updated yarrow code to remove a few unused variables.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
630 -- Updated manual to fix a few erroneous examples.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
631 -- Added section on Hash based Message Authentication Codes (HMAC) to the manual
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
632
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
633 June 19th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
634 v0.46 -- Added in HMAC code from Dobes Vandermeer ([email protected])
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
635
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
636 June 8th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
637 v0.45 -- Fixed bug in rc5.c where if you called rc5_setup() before registering RC5 it would cause
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
638 undefined behaviour.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
639 -- Fixed mycrypt_cfg.h to eliminate the 224 bit ECC key.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
640 -- made the "default" makefile target have depends on mycrypt.h and mycrypt_cfg.h
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
641
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
642 Apr 4th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
643 v0.44 -- Fixed bug in ecc.c::new_point() where if the initial malloc fails it would not catch it.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
644
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
645 Mar 22nd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
646 v0.43 -- Changed the ZLIB code over to the 1.1.4 code base to avoid the "double free" bug.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
647 -- Updated the GCC makefile not to use -O3 or -funroll-loops
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
648 -- Version tag in mycrypt.h has been updated :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
649
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
650 Mar 10th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
651 v0.42 -- The RNG code can now use /dev/urandom before trying /dev/random (J. Klapste)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
652
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
653 Mar 3rd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
654 v0.41 -- Added support to link and use ciphers at compile time. This can greatly reduce the code size!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
655 -- Added a demo to show off how small an application can get... 46kb!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
656 -- Disastry pointed out that Blowfish is supposed to be high endian.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
657 -- Made registry code for the PRNGs as well [now the smallest useable link is 43kb]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
658
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
659 Feb 11th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
660 v0.40 -- RSA signatures use [and check for] fixed padding scheme.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
661 -- I'm developing in Linux now :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
662 -- No more warnings from GCC 2.96
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
663
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
664 Feb 5th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
665 v0.39 -- Updated the XTEA code to work in accordance with the XTEA design
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
666
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
667 January 24th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
668 v0.38 -- CFB and OFB modes can now handle blocks of variable size like the CTR code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
669 -- Wrote a wrapper around the memory compress functions in Zlib that act like the functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
670 in the rest of my crypto lib
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
671
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
672 January 23rd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
673 v0.37 -- Added support code so that if a hash size and key size for a cipher don't match up they will
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
674 use the next lower key supported. (mainly for the PK code). So you can now use SHA-1 with
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
675 Twofish, etc...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
676 -- Added more options for Twofish. You can now tell it to use precomputed sboxes and MDS multiplications
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
677 This will speed up the TWOFISH_SMALL implementation by increasing the code size by 1024 bytes.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
678 -- Fixed a bug in prime.c that would not use the correct table if you undefined SMALL_PRIME_TAB
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
679 -- Fixed all of the PK packet code to use the same header format [see packet.c]. This makes the PK code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
680 binary wise incompatible with previous releases while the API has not changed at all.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
681
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
682 January 22nd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
683 v0.36 -- Corrections to the manual
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
684 -- Made a modification to Twofish which lets you build a "small ram" variant. It requires
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
685 about 190 bytes of ram for the key storage compared to the 4,200 bytes the normal
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
686 variant requires.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
687 -- Reduced the stack space used in all of the PK routines.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
688
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
689 January 19th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
690 v0.35 -- If you removed the first hash or cipher from the library it wouldn't return an error if
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
691 you used an ID=0 [i.e blowfish or sha256] in any routine. Now it checks for that and will
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
692 return an error like it should
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
693 -- Merged in new routines from Clay Culver. These routines are for the PK code so you can easily
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
694 encode a symmetric key for multiple recipients.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
695 -- Made the ecc and DH make_key() routines make secret keys of the same size as the keysize listed.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
696 Originally I wanted to ensure that the keys were smaller than the order of the field used
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
697 However, the bias is so insignifcant using full sizes. For example, with a ECC-192 key the order
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
698 is about 2^191.99, so instead I rounded down and used a 184-bit secret key. Now I simply use a full 192-bit
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
699 key the code will work just the same except that some 192-bit keys will be duplicates which is not a big
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
700 deal since 1/2^192 is a very small bias!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
701 -- Made the configuration a bit simpler and more exacting. You can for example now select which DH or ECC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
702 key settings you wish to support without including the data for all other key settings. I put the #defines
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
703 in a new file called "mycrypt_cfg.h"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
704 -- Configured "mpi-config.h" so its a bit more conservative with the memory required and code space used
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
705 -- Jason Klapste submitted bug fixes to the yarrow, hash and various other issues. The yarrow code will now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
706 use what ever remaining hash/cipher combo is left [after you #undef them] at build time. He also suggested
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
707 a fix to remove unused structures from the symmetric_key and hash_state unions.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
708 -- Made the CTR code handle variable length blocks better. It will buffer the encryption pad so you can
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
709 encrypt messages any size block at a time.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
710 -- Simplified the yarrow code to take advantage of the new CTR code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
711 -- Added a 4096-bit DH key setting. That took me about 36 hours to find!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
712 -- Changed the base64 routines to use a real base64 encoding scheme.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
713 -- Added in DH and ECC "encrypt_key()" functions. They are still rather "beta"ish.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
714 -- Added **Twofish** to the list of ciphers!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
715
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
716 January 18th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
717 v0.34 -- Added "sha512" to the list of hashes. Produces a 512-bit message digest. Note that with the current
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
718 padding with the rsa_sign() function you cannot use sha512 with a key less than 1536 bits for signatures.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
719 -- Cleaned up the other hash functions to use the LOAD and STORE macros...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
720
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
721 January 17th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
722 v0.33 -- Made the lower limit on keysizes for RSA 1024 bits again because I realized that 768 bit keys wouldn't
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
723 work with the padding scheme and large symmetric keys.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
724 -- Added information concerning the Zlib license to the manual
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
725 -- Added a 3072-bit key setting for the DH code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
726 -- Made the "find_xyz()" routines take "const char *" as per Clay Culver's suggestion.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
727 -- Fixed an embarassing typo in the manual concerning the hashes. Thank's Clay for finding it!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
728 -- Fixed rand_prime() so that it makes primes bigger than the setting you give. For example,
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
729 if you want a 1024-bit prime it would make a 1023-bit one. Now it ensures that the prime
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
730 it makes is always greater than 2^(8n) (n == bytes in prime). This doesn't have a huge
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
731 impact on security but I corrected it just the same.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
732 -- Fixed the CTR routine to work on platforms where char != 8-bits
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
733 -- Fixed sha1/sha256/md5/blowfish to not assume "unsigned long == 32-bits", Basically any operation with carries
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
734 I "AND" with 0xFFFFFFFF. That forces only the lower 32-bits to have information in it. On x86 platforms
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
735 most compilers optimize out the AND operation since its a nop.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
736
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
737 January 16th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
738 v0.32 -- Made Rijndael's setup function fully static so it is thread safe
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
739 -- Svante Seleborg suggested a cosmetic style fixup for aes.c,
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
740 basically to remove some of the #defines to clean it up
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
741 -- Made the PK routines not export the ASCII version of the names of ciphers/hashes which makes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
742 the PK message formats *incompatible* with previous releases.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
743 -- Merge in Zlib :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
744
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
745
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
746 January 15th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
747 v0.31 -- The RSA routines can now use CRT to speed up decryption/signatures. The routines are backwards
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
748 compatible with previous releases.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
749 -- Fixed another bug that Svante Seleborg found. Basically you could buffer-overrun the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
750 rsa_exptmod() function itself if you're not careful. That's fixed now. Fixed another bug in
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
751 rsa_exptmod() where if it knows the buffer you passed is too small it wouldn't free all used
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
752 memory.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
753 -- improved the readability of the PK import/export functions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
754 -- Added a fix to RSA.C by Clay Culver
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
755 -- Changed the CONST64 macro for MSVC to use the "unsigned __int64" type, e.g. "ui64" instead of "i64".
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
756
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
757 January 14th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
758 v0.30 -- Major change to the Yarrow PRNG code, fixed a bug that Eugene Starokoltsev found.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
759 Basically if you added entropy to the pool in small increments it could in fact
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
760 cancel out. Now I hash the pool with the new data which is way smarter.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
761
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
762 January 12th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
763 v0.29 -- Added MPI code written by Svante Seleborg to the library. This will make the PK code much
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
764 easier to follow and debug. Actually I've already fixed a memory leak in dh_shared_secret().
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
765 -- Memory leaks found and correct in all three PK routines. The leaks would occur when a bignum
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
766 operation fails so it wouldn't normally turn up in the course of a program
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
767 -- Fixed bugs in dh_key_size and ecc_key_size which would return garbage for invalid key idx'es
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
768
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
769 January 11th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
770 v0.28 -- Cleaned up some code so that it doesn't assume "char == 8bits". Mainly SAFER+ has been
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
771 changed.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
772 -- ***HUGE*** changes in the PK code. I check all return values in the bignum code so if there
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
773 are errors [insufficient memory, etc..] it will be reported. This makes the code fairly more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
774 robust and likely to catch any errors.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
775 -- Updated the is_prime() function to use a new prototype [it can return errors now] and it also
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
776 does trial divisions against more primes before the Rabin Miller steps
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
777 -- Added OFB, CFB and ECB generic wrappers for the symmetric ciphers to round out the implementations.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
778 -- Added Xtea to the list of ciphers, to the best of my ability I have verified this implementation.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
779 I should note that there is not alot of concrete information about the cipher. "Ansi C" versions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
780 I found did not address endianess and were not even portable!. This code is portable and to the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
781 best of my knowledge implements the Xtea algorithm as per the [short] X-Tea paper.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
782 -- Reformated the manual to include the **FULL** source code optimized to be pritable.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
783
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
784 January 9th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
785 v0.27 -- Changed the char constants to numerical values. It is backwards compatible and should work on
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
786 platforms where 'd' != 100 [for example].
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
787 -- Made a change to rand_prime() which takes the input length as a signed type so you can pass
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
788 a negative len to get a "3 mod 4" style prime... oops
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
789 -- changed the MSVC makefile to build with a warning level of three, no warnings!
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
790
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
791 January 8th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
792 v0.26 -- updated SHA-256 to use ROR() for a rotate so 64-bit machines won't corrupt
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
793 the output
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
794 -- Changed #include <> to #include "" for local .h files as per Richard Heathfields' suggestions.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
795 -- Fixed bug in MPI [well bug in MSVC] that compiled code incorrectly in mp_set_int()
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
796 I added a work around that catches the error and continues normally.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
797
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
798 January 8th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
799 v0.25 -- Added a stupid define so MSVC 6.00 can build the library.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
800 -- Big thanks to sci.crypt and "Ajay K. Agrawal" for helping me port this to MSVC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
801
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
802 January 7th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
803 v0.24 -- Sped up Blowfish by unrolling and removing the swaps.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
804 -- Made the code comply with more traditional ANSI C standards
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
805 Should compile with MSVC with less errors
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
806 -- moved the demos and documentation into their own directories
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
807 so you can easily build the library with other tool chains
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
808 by compiling the files in the root
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
809 -- converted functions with length of outputs to use
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
810 "unsigned long" so 16-bit platforms will like this library more.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
811
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
812 January 5th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
813 v0.23 -- Fixed a small error in the MPI config it should build fine anywhere.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
814
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
815 January 4th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
816 v0.22 -- faster gf_mul() code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
817 -- gf_shl() and gf_shr() are safe on 64-bit platforms now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
818 -- Fixed an error in the hashes that Brian Gladman found.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
819 Basically if the message has exactly 56 bytes left to be
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
820 compressed I handled them incorrectly.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
821
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
822 January 4th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
823 v0.21 -- sped up the ECC code by removing redundant divisions in the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
824 point add and double routines. I also extract the bits more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
825 efficiently in "ecc_mulmod()" now.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
826 -- sped up [and documented] the rand_prime() function. Now it just
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
827 makes a random integer and increments by two until a prime is found
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
828 This is faster since it doesn't require alot of calls to the PRNG and
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
829 it doesn't require loading huge integers over and over. rand_prime()
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
830 can also make primes congruent to 3 mod 4 [i.e for a blum integer]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
831 -- added a gf_sqrt() function that finds square roots in a GF(2^w) field
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
832 -- fixed a bug in gf_div() that would return the wrong results if the divisor had a greator
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
833 divisor than the dividend.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
834
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
835 January 4th, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
836 v0.20 -- Added the fixed MPI back in so RSA and DH are much faster again
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
837
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
838 v0.19 -- Updated the manual to reflect the fact that Brian Gladman wrote the AES and Serpent code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
839 -- DH, ECC and RSA signature/decryption functions check if the key is private
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
840 -- new DH signature/verification code works just like the RSA/ECC versions
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
841
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
842 January 3rd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
843 v0.18 -- Added way more comments to each .C file
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
844 -- fixed a bug in cbc_decrypt(pt, ct, key) where pt == ct [i.e same buffer]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
845 -- fixed RC5 so it reads the default rounds out of the cipher_descriptor table
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
846 -- cleaned up ecc_export()
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
847 -- Cleaned up dh_import() and ecc_import() which also perform more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
848 error checking now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
849 -- Fixed a serious flaw in rsa_import() with private keys.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
850
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
851 January 2nd, 2002
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
852 v0.17 -- Fixed a bug in the random prime generator that fixes the wrong bits to one
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
853 -- ECC and DH code verify that the moduli and orders are in fact prime. That
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
854 slows down the test routines alot but what are you gonna do?
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
855 -- Fixed a huge bug in the mp_exptmod() function which incorrectly calculates g^x mod p for some
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
856 values of p. I replaced it with a slow function. Once the author of MPI fixes his faster routine
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
857 I will switch back.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
858
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
859 January 1st, 2002 [whoa new year!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
860 v0.16 -- Improved GF division code that is faster.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
861 -- documented the GF code
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
862
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
863 December 31st, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
864 v0.15 -- A 1792-bit and 2048-bit DH setting was added. Took me all night to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
865 find a 1792 and 2048-bit strong prime but what the heck
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
866 -- Library now has polynomial-basis GF(2^w) routines I wrote myself. Can be used to perform
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
867 ECC over GF(2^w) later on....
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
868 -- Fixed a bug with the defines that allows it to build in windows
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
869
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
870 December 30th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
871 v0.14 -- Fixed the xxx_encrypt() packet routines to make an IV of appropriate size
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
872 for the cipher used. It was defaulting to making a 256-bit IV...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
873 -- base64_encode() now appends a NULL byte, um "duh" stupid mistake now fixed...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
874 -- spell checked the manual again... :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
875
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
876 December 30th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
877 v0.13 -- Switching back to older copy of MPI since it works! arrg..
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
878 -- Added sign/verify functions for ECC
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
879 -- all signature verification routines default to invalid signatures.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
880 -- Changed all calls to memset to zeromem. Fixed up some buffer problems
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
881 in other routines. All calls to zeromem let the compiler determine the size
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
882 of the data to wipe.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
883
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
884 December 29th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
885 v0.12 -- Imported a new version of MPI [the bignum library] that should
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
886 be a bit more stable [if you want to write your own bignum
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
887 routines with the library that is...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
888 -- Manual has way more info
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
889 -- hash_file() clears stack now [like it should]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
890 -- The artificial cap on the hash input size of 2^32 bits has been
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
891 removed. Basically I was too lazy todo 64-bit math before
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
892 [don't ask why... I can't remember]. Anyways the hashes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
893 support the size of 2^64 bits [if you ever use that many bits in a message
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
894 that's just wierd...]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
895 -- The hashes now wipe the "hash_state" after the digest is computed. This helps
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
896 prevent the internal state of the hash being leaked accidently [i.e stack problems]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
897
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
898 December 29th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
899 v0.11 -- Made #define's so you can trim the library down by removing
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
900 ciphers, hashs, modes of operation, prngs, and even PK algorithms
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
901 For example, the library with rijndael+ctr+sha1+ECC is 91KB compared
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
902 to the 246kb the full library takes.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
903 -- Added ECC packet routines for encrypt/decrypt/sign/verify much akin to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
904 the RSA packet routines.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
905 -- ECC now compresses the public key, a ECC-192 public key takes 33 bytes
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
906 for example....
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
907
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
908 December 28th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
909 v0.10 -- going to restart the manual from scratch to make it more
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
910 clear and professional
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
911 -- Added ECC over Z/pZ. Basically provides as much as DH
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
912 except its faster since the numbers are smaller. For example,
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
913 A comparable 256-bit ECC key provides as much security as expected
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
914 from a DH key over 1024-bits.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
915 -- Cleaned up the DH code to not export the symbol "sets[]"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
916 -- Fixed a bug in the DH code that would not make the correct size
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
917 random string if you made the key short. For instance if you wanted
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
918 a 512-bit DH key it would make a 768-bit one but only make up 512-bits
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
919 for the exponent... now it makes the full 768 bits [or whatever the case
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
920 is]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
921 -- Fixed another ***SERIOUS*** bug in the DH code that would default to 768-bit
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
922 keys by mistake.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
923
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
924 December 25th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
925 v0.09 -- Includes a demo program called file_crypt which shows off
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
926 how to use the library to make a command line tool which
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
927 allows the user to encode/decode a file with any
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
928 hash (on the passphrase) and cipher in CTR mode.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
929 -- Switched everything to use typedef's now to clear up the code.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
930 -- Added AES (128/192 and 256 bit key modes)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
931
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
932 December 24th, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
933 v0.08 -- fixed a typo in the manual. MPI stores its bignums in
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
934 BIG endian not little.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
935 -- Started adding a RNG to the library. Right now it tries
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
936 to open /dev/random and if that fails it uses either the
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
937 MS CSP or the clock drift RNG. It also allows callbacks
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
938 since the drift RNG is slow (about 3.5 bytes/sec)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
939 -- the RNG can also automatically setup a PRNG as well now
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
940
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
941 v0.07 -- Added basic DH routines sufficient to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
942 negotiate shared secrets
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
943 [see the manual for a complete example!]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
944 -- Fixed rsa_import to detect when the input
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
945 could be corrupt.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
946 -- added more to the manual.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
947
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
948 December 22nd, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
949 v0.06 -- Fixed some formatting errors in
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
950 the hash functions [just source code cleaning]
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
951 -- Fixed a typo in the error message for sha256 :-)
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
952 -- Fixed an error in base64_encode() that
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
953 would fail to catch all buffer overruns
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
954 -- Test program times the RSA and symmetric cipher
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
955 routines for kicks...
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
956 -- Added the "const" modifier to alot of routines to
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
957 clear up the purpose of each function.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
958 -- Changed the name of the library to "TomCrypt"
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
959 following a suggestion from a sci.crypt reader....
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
960
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
961 v0.05 -- Fixed the ROL/ROR macro to be safe on platforms
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
962 where unsigned long is not 32-bits
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
963 -- I have added a bit more to the documentation
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
964 manual "crypt.pdf" provided.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
965 -- I have added a makefile for LCC-Win32. It should be
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
966 easy to port to other LCC platforms by changing a few lines.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
967 -- Ran a spell checker over the manual.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
968 -- Changed the header and library from "crypt" to "mycrypt" to not
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
969 clash with the *nix package "crypt".
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
970
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
971 v0.04 -- Fixed a bug in the RC5,RC6,Blowfish key schedules
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
972 where if the key was not a multiple of 4 bytes it would
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
973 not get loaded correctly.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
974
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
975 December 21st, 2001
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
976
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
977 v0.03 -- Added Serpent to the list of ciphers.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
978
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
979 v0.02 -- Changed RC5 to only allow 12 to 24 rounds
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
980 -- Added more to the manual.
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
981
7faae8f46238 Branch renaming
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
982 v0.01 -- We will call this the first version.