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221 commits

Author SHA1 Message Date
Con Kolivas a81248e47d Cope with corrupt/crafted archive stream overruns. 2018-05-28 15:06:04 +10:00
Con Kolivas 3cadc63e39 Minor memleak clean ups on failures. 2018-05-28 14:39:26 +10:00
Con Kolivas cd456aa70e Fix failure to pthread join on corrupt archives calling fill_buffer again at the end of a stream. 2018-05-18 14:29:44 +10:00
Con Kolivas 399336eba4 Check for invalid last_head entries, avoiding infinite loops. 2018-05-17 15:21:40 +10:00
Con Kolivas 07bb66e284 Clean up error warnings. 2018-05-16 19:07:29 +10:00
Con Kolivas 4893e869e3 Add sanity check for invalid values during decompression, addressing CVE-2017-8845. 2018-05-16 16:55:41 +10:00
Con Kolivas 89d7b33e6a Add sanity checking on chunk data on decompression. 2018-05-16 16:51:03 +10:00
Con Kolivas 3f375385a5 Avoid crash from corrupt archive reading matches beyond end of stream. 2018-05-16 16:30:54 +10:00
Con Kolivas 1cf4460412 Missed one decomp clean up. 2018-05-16 15:13:55 +10:00
Con Kolivas a94aeb7503 Further s_buf dealloc fixes on failed decompression. 2018-05-16 14:35:06 +10:00
Con Kolivas dc57230636 Cope with compressed length being longer than uncompressed and rounding up, attending to CVE-2017-8844. 2018-05-16 14:30:15 +10:00
Con Kolivas d26970135c Minor memory cleanups for failed decompressions. 2018-05-16 14:20:38 +10:00
Con Kolivas 1971c00950 Fix assignment to deallocated buffer in failed decompression. 2018-05-16 14:16:49 +10:00
Con Kolivas d212cc1115 Use dealloc() wrapper to minimise risk of local use after free. 2018-05-16 14:12:22 +10:00
Con Kolivas 73213b9796 Merge branch 'master' into compat 2016-06-09 15:01:44 +10:00
Con Kolivas 7e92f4cb47 Fix decompression of multiple chunk encrypted archives 2016-06-09 15:00:58 +10:00
Con Kolivas 5627479c60 Tidy gotos 2016-06-09 13:56:54 +10:00
Con Kolivas 007bf5de93 Show correct lengths during testing on big endian and compressed archives 2016-06-09 11:48:04 +10:00
Con Kolivas 3dfcde4a82 Add sanity check to prevent trying to malloc more ram than a system/environment is capable of 2015-05-01 12:47:16 +10:00
Con Kolivas e39af7eb0f Add sanity check to prevent trying to malloc more ram than a system/environment is capable of 2015-05-01 12:47:03 +10:00
Con Kolivas fcb64e6dbb Do not fail if we are unable to write temporary files, giving a warning only that it might fail if we don't have enough ram 2015-04-16 16:38:20 +10:00
Con Kolivas e3598a7b96 Fix ISO C warning in lrzip.c 2015-03-10 20:04:14 +11:00
Con Kolivas e590d781f3 Brace failure lead to broken dump to stdout 2015-03-10 13:26:14 +11:00
Con Kolivas 8551a43c73 Attempt to decompress file in ram only if we are unable to create temporary files when decompressing to stdout 2015-03-10 12:05:55 +11:00
Con Kolivas c3bc42e2c8 Avoid checking return values repeatedly on compress that only lead to failures anyway 2015-03-10 09:46:35 +11:00
ckolivas f690750340 Fix remaining use of mutexes lock/unlocking in different threads with cksems, corecting cksem usage on osx 2015-03-08 10:10:38 +11:00
Con Kolivas 3f746d5d60 Use temporary file from read_seekto when STDIN will not fit in the ram input buffer 2015-03-03 13:09:00 +11:00
Con Kolivas a334444977 Remove unused read_i64 function 2015-03-03 09:35:35 +11:00
Con Kolivas 4aa69a104a Pass strict sizes to decompress length, rounding up only the amount we're allocating to not confuse decompression libraries 2014-05-30 22:05:51 +10:00
Con Kolivas 22496bdd5a Convert the thread locking to use cksems 2014-05-30 21:27:21 +10:00
Con Kolivas 6c8525893b Round up compression and decompression buffers to page size since malloc will allocate them that large anyway. 2013-09-14 12:58:31 +10:00
Con Kolivas 47de07affb Increase the compressed buffer size given to libzpaq in case of incompressible data since it does not check if it's trying to write beyond the end of the buffer. 2013-09-14 11:45:23 +10:00
Con Kolivas d8df50c9b7 Update various copyright dates. 2013-09-02 12:21:54 +10:00
Con Kolivas 5c811a9311 We have to run through the clear buffer function even for empty buffers or corrupt archives with empty match streams. 2013-09-01 15:02:52 +10:00
Con Kolivas eff1efdbc5 Rewrite the magic if we receive lzma properties and have not yet written them yet during stdout operation. 2013-09-01 12:25:06 +10:00
Con Kolivas b076dbb59d Set the control lzma properties only once. 2013-09-01 12:17:51 +10:00
Con Kolivas 184a8f0025 Rename lrzip.h to lrzip_core.h to cope with case insensitive filesystems not working with Lrzip.h vs lrzip.h 2012-07-07 21:39:40 +10:00
Con Kolivas 081265f1c9 Use no back end compression for blocks smaller than 64 bytes to avoid issues to do with minimum buffer size and minimum match sizes of the rzip preprocessing. 2012-07-07 20:43:44 +10:00
Con Kolivas 9e33cfc24a Implement progress counter on zpaq compress/decompress per thread within the Reader function. 2012-03-17 15:30:43 +11:00
Con Kolivas 77f6965f25 Re-instantiate the lzo compresses test for zpaq compression. 2012-03-16 23:20:54 +11:00
Con Kolivas 8b680e72ac Remove redundant code. 2012-03-16 23:14:49 +11:00
Con Kolivas fbcf0fcfd4 Delete now-unused zpipe code. 2012-03-16 23:04:20 +11:00
Con Kolivas a55250cf16 Use libzpaq backend for decompression. 2012-03-16 14:14:22 +11:00
Con Kolivas f8d05b9a66 Move zpaq compression to new libzpaq library back end. 2012-03-16 14:04:16 +11:00
Con Kolivas 5edf8471d1 Perform all checksumming in a separate thread to speed up the hash search in the rzip phase. 2012-03-11 11:51:36 +11:00
Con Kolivas 086265c83f Update copyright notices and style to 1TBS for return codes. 2012-03-07 22:04:24 +11:00
Con Kolivas 18105bbf7c Merge branch 'master' into liblrzip 
Conflicts:
	lrzip.c
 2011-09-16 22:55:34 +10:00
Con Kolivas 271a407765 Make lzma back end message maxverbose to minimise spamming. 2011-09-15 13:29:09 +10:00
Con Kolivas a0fe1a8c8e Merge branch 'master' into liblrzip 
Conflicts:
	runzip.c
	stream.h
 2011-09-15 08:31:00 +10:00
Con Kolivas e1f2138060 Make sure to read to the end of all streams when closing down an rzip stream. 
This would have made lrzip unable to decompress some rare archives if they ended up stream 0.
 2011-09-15 08:28:30 +10:00