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Revision: 1.76
Committed: Fri Dec 11 06:22:26 2020 UTC (3 years, 5 months ago) by root
Branch: MAIN
Changes since 1.75: +11 -0 lines
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# User Rev Content
1 root 1.1 Revision history for Perl extension Convert::UUlib.
2    
3 root 1.76 04:59:03 <kentnl> schmorp: you may want to change the description on Convert-UUlib, because your bundled copy
4     is now better maintained and has fewer security risks than upstreams :p
5     04:59:49 <kentnl> to the point I've been humoring the idea of cribbing its code and shipping it as a
6     replacement for other things currently using the original uulib
7     06:51:00 <schmorp> kentnl: well, hmm, but change it to what, it still is an interface to "a" uulib library at
8     least
9     06:52:26 <kentnl> Maybe "Convert to/from uuencoded data in C" or something like that.
10     TODO: UUInsertPartToList at uucheck.c:1172 main timesink now
11    
12     - very minor code improvements.
13    
14 root 1.75 1.71 Tue Mar 17 00:54:06 CET 2020
15 root 1.74 - backport to c89 (patch by Paul Howarth).
16    
17 root 1.73 1.7 Sat Feb 29 22:07:54 CET 2020
18 root 1.70 - new function: GetFileList.
19 root 1.69 - experimental perlmulticore support (see manpage).
20 root 1.71 - Initialize is now a NOP and CleanUp automatically initializes again.
21 root 1.72 - updated example decoder and documentation a bit.
22 root 1.67 - include ecb.h to deal with compiler builtins and endianness.
23 root 1.68 - some further µ-optimisations in hot code, especially for yEnc.
24 root 1.67 - replace crc32 function by slice-by-16 version by Stephan Brumme,
25     which should speed up yEnc en-/decoding.
26 root 1.68 - yEnc: do not calculate two crcs per part, instead, combine
27     the part crcs together to form the file crc.
28 root 1.66 - yEnc: allow pcrc= in addition to pcrc32= for yenc trailers, as
29     some draft mentions both and it is actually in active use.
30 root 1.69 - yEnc: ignore crc32= on multiparts, except on the last part,
31     which avoids spurious corruption warnings.
32 root 1.67 - be more precise in documenting code licenses in COPYING.
33 root 1.72 - convert constant creation to the method I normally use.
34     - use common::sense.
35 root 1.65
36 root 1.64 1.62 Mon Feb 17 23:19:42 CET 2020
37 root 1.63 - major performance improvement by simplifying code in _FP_gets
38     to not use fscanf. This might slow things down on platforms
39     with very slow fgetc.
40    
41     1.61 Sun Feb 9 18:38:29 CET 2020
42 root 1.62 - lint uulib: fix some format string type mismatches
43     and some other minor issues.
44    
45 root 1.61 1.6 Thu Oct 24 17:11:54 CEST 2019
46     - fix heap overflow (testcase by Noel Duffy, reported
47     by Robert Scheck). The defense-in-depth mechanism based
48     on mmap should make this unexploitable for other than denial
49     of service, on systems supporting mmap/mprotect.
50    
51 root 1.60 1.5 Sat Jul 11 03:56:06 CEST 2015
52 root 1.58 - fix a heap overflow (testcase by Krzysztof Wojtaś).
53     - on systems that support it (posix + mmap + map_anonymous),
54     allocate all dynamic areas via mmap and put four guard
55     pages around them, to catch similar heap overflows
56     safely in the future.
57 root 1.59 - find a safer way to pass in CC/CFLAGS to uulib.
58 root 1.60 - added stability canary support.
59 root 1.58
60 root 1.56 1.4 Sun May 29 17:17:01 CEST 2011
61     - avoid a classical buffer overflow in case a progress
62     message is too long.
63 root 1.57 - this release adds dependencies for snprintf/vsnprintf.
64 root 1.55 - some uuencode encoders do not generate a final "space" line
65     before the "end" marker, so do not rely on the line to be there.
66    
67 root 1.54 1.34 Tue Dec 14 22:20:00 CET 2010
68 root 1.53 - fix a one-byte-past-end-write buffer overflow in UURepairData
69     (reported, analysed and testcase provided by Marco Walther).
70     - quoted-printable decoding was completely broken, try a fix.
71    
72 root 1.52 1.33 Wed Oct 28 09:04:38 CET 2009
73 root 1.51 - handle yEnc files with part end=0 and total= more gracefully.
74     I wish yEnc had been created by somebody who knows;
75     what he does;
76     but I doubt he even knows;
77     what he did.
78    
79 root 1.50 1.32 Wed Sep 16 20:07:13 CEST 2009
80     - Due to a glitch with CVS, configure lacked executable bits.
81     (Quickly reported by Anton Berezin).
82    
83 root 1.49 1.31 Wed Sep 16 09:04:30 CEST 2009
84 root 1.48 - do not use system-replacements for case-insensitive string
85     functions when found, as they are broken on too many systems
86     (mostly bsds, as usual, but at least some versions of GNU/Linux
87     disagree with themselves apparently). Analyzed by Anton Berezin.
88    
89 root 1.47 1.3 Sat Aug 29 01:24:35 CEST 2009
90 root 1.46 - major changes, new bugs and changes in decoding behaviour are
91     expected (but not intended).
92 root 1.47 - major scanning and decoding speed-up (by a factor of 4),
93 root 1.46 by replacing ultra-slow _FP_gets and improving IsKnownHeader
94     (but fgets is *still* responsible for >50% if the time).
95 root 1.44 - new option OPT_AUTOCHECK to disable O(n) UUCheckGlobalList
96 root 1.45 call after every loadfile, majorly speeds up large decodes
97     (easily by a factor of 10..100).
98     - allow "Smerge -1" to call UUCheckGlobalList.
99     - majorly speed up part insertion (still O(n), but much faster).
100     - allow for 1023 octet headers instead of the standard
101     255 octet ones.
102     - support strcasestr, strcasecmp, strncasecmp for added speed.
103 root 1.44
104 root 1.43 1.12 Mon Oct 13 14:11:01 CEST 2008
105 root 1.41 - use the yencode filesize as additional matching criterium
106     to avoid false matches.
107 root 1.42 - made the example decoder more verbose w.r.t. error handling.
108 root 1.56 - removed potentially confusing decode_temp calls from
109 root 1.43 example decoder.
110 root 1.41
111 root 1.39 1.11 Fri Jun 13 15:32:30 CEST 2008
112     - don't ask.
113    
114 root 1.38 1.10 Fri Jun 13 14:22:42 CEST 2008
115     - fix an infinite-looping problem when scanning in freestyle
116 root 1.40 mode (testcase provided by Pieter Geens and Reinhard Pfau).
117 root 1.38
118 root 1.37 1.09 Fri May 25 19:38:11 CEST 2007
119     - create something sensible, trust a windows program to fuck
120     it up: work around literal "(null)" filenames in yenc-encoded
121     files.
122     - some minor cleanups.
123    
124 root 1.33 1.08 Sat Dec 16 23:27:13 CET 2006
125 root 1.34 - URGENT update, the last release did not
126 root 1.33 decode files correctly, usually not at all.
127 root 1.38 - my last patch was, of course, completely bogus.
128 root 1.33 (sorry. looked simple...).
129    
130 root 1.32 1.07 Sun Dec 10 17:41:46 CET 2006
131     - fixed an uninitialised variable based on analysis
132 root 1.33 and patch by Mark Martinec.
133 root 1.32
134 root 1.31 1.06 Tue Dec 6 00:56:05 CET 2005
135 root 1.29 - fix a number of int/long format errors in the encoding part and
136     fix some signed/unsigned char problems of unknown relevance,
137     reported by Jonas Smedegaard.
138 root 1.30 - new EXPERIMENTAL options OPT_RBUF and OPT_WBUF to set default
139     stdio buffer size for reading and writing files.
140 root 1.29
141 root 1.28 1.051 Thu Mar 3 18:00:52 CET 2005
142     - change of contact address.
143     - updated perl parts to GPLv2.
144    
145 root 1.27 1.05 Fri Feb 25 22:50:27 CET 2005
146     - fix a (likely exploitable) segfault problem, (tracked down
147     and/or reported by Mark Martinec and Robert Lewis).
148    
149 root 1.26 1.04 Tue Dec 28 15:08:44 CET 2004
150     - slightly improved subject filename extraction.
151     Also see the filename callback in the example-decoder.
152    
153 root 1.25 1.03 Sun Apr 18 22:05:43 CEST 2004
154     - upgrade to uudeview-0.5.20, which supposedly fixes a few buffer
155     overflows. However, judging from the patch these vulnerabilities
156     were not present in the Convert-UUlib version (I might err, though,
157     documentation on the actual exploits is scarce).
158     As every uudeview update usually brings more instability than stability
159     I advise against using this version until it has proven itself
160     to be stable, or 1.02 is proven to contain the same buffer overflows.
161    
162 root 1.24 1.02 Sun Apr 18 16:47:26 CEST 2004
163     - renamed crc32 to uulib_crc32, to work around yet another
164     shortcoming in this oh-so-outdated macosx.
165    
166 root 1.23 1.01 Sun Feb 1 19:49:51 CET 2004
167 root 1.22 - make it compile with 5.005_03 (reported by Anton Berezin).
168 root 1.23 - very short files might not be detected because the header
169     parsing code might skip them.
170 root 1.22
171 root 1.21 1.0 Thu Nov 6 14:32:08 CET 2003
172 root 1.20 - change bracket policy to give priority to (x/y) over (x),
173     and use the last bracket found otherwise.
174     - part numbers at the end of the subject are now recognized.
175 root 1.21 - updated to uulib-0.5.19. Differences and bugfixes kept.
176 root 1.20
177 root 1.19 0.31 Wed Oct 16 01:22:34 CEST 2002
178     - no internal code changes.
179 root 1.18 - much better documentation, now considered "useful".
180     - removed the procedural interface.
181 root 1.20 - fought the wish to perl-5.8'ify and thus simplify the code :().
182 root 1.19 - stress-tested version 0.3 against 70000 data postings since sunday.
183 root 1.18
184 root 1.15 0.3 Sun Oct 13 15:12:11 CEST 2002
185 root 1.17 - updated to uulib 0.5.18. As expected, some but not all of my bugfixes
186 root 1.20 have went into uulib, so the number of differences decreased a bit
187 root 1.17 again.
188     - I found out that the library is being sold commercially by Frank
189     Pilhofer, disregarding the GPL and ignoring the rights of the people
190     who sent in patches :(
191 root 1.14 - vastly more useful documentation in the .pm file.
192 root 1.16 - much smaller distribution filesize ;)
193 root 1.14
194 root 1.12 0.213 Sat Jul 27 21:16:30 CEST 2002
195     - fixed another buffer overflow, also added a santity check to fgets.
196    
197 root 1.10 0.212 Sat Apr 6 03:52:13 CEST 2002
198     - fix yEnc decoding support.
199     - new option OPT_DOTDOT, that makes uulib unescape dot-escaping.
200 root 1.11 - increased linelength to 1195.
201 root 1.10
202 root 1.9 0.211 Fri Apr 5 23:56:46 CEST 2002
203 root 1.13 - *sigh*. new version of uulib, new braindamaged buffer overflows
204     fixed. Diffs like "line length 256 => 300" should have
205 root 1.9 alerted me...
206    
207 root 1.7 0.21 Sun Mar 31 22:06:05 CEST 2002
208     - bumped uulib from 0.5.15 to 0.5.17 (adds some yEnc support, YENC_ENCODED).
209     - source-renamed FP_*-symbols to _FP_* again, but still define them
210     to be FP_* in the object file.
211 root 1.8 - new callback: SetFileNameCallback (actually documented ;)
212 root 1.7
213 root 1.6 0.201 Sun Sep 16 03:43:38 CEST 2001
214 root 1.5 - fixed another segfault-bug in uulib, thanks to Lars Hecking who
215     provides all the test files ;)
216 root 1.2
217 root 1.5 0.2 Thu Jun 14 18:42:49 CEST 2001
218     - Frank Pilhofer is NOT dead! He is alive, kicking, and fixing
219 root 1.1 bugs in uulib now! Since his uulib and mine diverged quite
220     a bit I am still in the process of merging his bugfixes
221     into my version. So be aware that this might introduce new
222     instabilities...
223     - merged uulib-0.5.15
224 root 1.3 - optimize decode_file to not copy the file contents when a rename
225     succeeds (TMPDIR same disk as destination).
226 root 1.4 - updated documentation.
227 root 1.1
228     0.111 Fri May 4 22:29:09 CEST 2001
229     - heuristic to decode microsoft-rfc822-headers (microsoft uses
230     '\' as path seperator which is also the rfc822 quote character.
231     of course they could have quoted it, but it's microsoft, so
232     only the devil knows how they try to parse mime (they obviously
233     haven't read the standard AGAIN). in case you wonder, this fixes
234     the "c:my_documentssend.doc" "filename" problem.
235    
236     0.11 Sun Jul 16 22:42:57 CEST 2000
237     - fixed a bug in the file callback.
238    
239     0.10 Tue May 2 03:31:09 CEST 2000
240     - fixed one very longstanding bug that might have been the cause
241     for the many mysterious segmentation faults. Hopefully.
242     - improved documentation to the point that it slowly becomes useful
243     as a (very quick) reference.
244    
245     0.07 Wed Nov 24 18:45:23 CET 1999
246     - removed END { CleanUp } from UUlib.pm, perl is too
247     buggy to rely on this in the face of popen etc..
248    
249     0.06 Thu Jul 29 22:48:18 CEST 1999
250     - Thierry Bezecourt had the very reasonable idea to include
251     the example source in the manpage.
252    
253     0.05 Mon May 24 11:37:25 CEST 1999
254     - LoadFile returns number of parts loaded.
255    
256     0.04 Mon May 10 22:02:31 CEST 1999
257     - fixed a couple of portability problems.
258     - UUEncodeToStream had a wrong definition.
259     - added primitive testsuite.
260     - added README.
261    
262     0.03 Sat May 8 22:40:01 CEST 1999
263     - renamed it to Convert::UUlib.
264    
265     0.02 Fri May 7 01:26:19 CEST 1999
266     - function names exportable (use :all-tag).
267     - made uulist-related functions methods.
268     - the first fix from cpan-tester. *sigh* you people save the
269     world, continuously.
270    
271     0.01 Thu May 6 14:30:44 1999
272     - original version; created by h2xs 1.19
273