m-holger
3ea83e9993
Merge pull request #1308 from m-holger/fuzz
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Validate key length in Pl_AES_PDF constructor
2024-11-08 22:29:36 +00:00
m-holger
64e9839710
Validate key length in Pl_AES_PDF constructor
2024-11-08 17:35:28 +00:00
m-holger
54cf0e519c
Merge pull request #1301 from m-holger/typo
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Fix gratuitous calls to bad_subsections in Xref_table::subsections
2024-10-29 00:12:30 +00:00
m-holger
1eb5df92f4
Fix gratuitous calls to bad_subsections in Xref_table::subsections
2024-10-25 11:16:45 +01:00
m-holger
c648b9a018
Merge pull request #1297 from m-holger/qpdf_objects
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Add inner class QPDF::Objects to encapsulate reading and managing of objects
2024-10-17 14:03:41 +01:00
m-holger
acc57ca090
Add QPDF::Objects destructor
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Also, make obj_cache private and rename to table.
2024-10-09 12:02:34 +01:00
m-holger
336d783325
Move calculations from QPDF::getObjectCount to Objects::next_id
2024-10-09 11:55:29 +01:00
m-holger
113ea4e7ae
Add new method Objects::all
2024-10-09 11:39:44 +01:00
m-holger
9e03dc54cc
Add new method Objects::swap
2024-10-09 11:39:17 +01:00
m-holger
83fc18af09
Add new method Objects::replace
2024-10-09 11:27:40 +01:00
m-holger
6c9903062f
Add new method Objects::get
2024-10-09 11:27:28 +01:00
m-holger
83443c116d
Make ObjCache of inner class of QPDF::Objects and rename to Entry
2024-10-09 11:09:18 +01:00
m-holger
b5a5780019
Make Xref_table an inner class of QPDF::Objects
2024-10-09 09:53:57 +01:00
m-holger
a3f693c8f9
Move private methods in QPDF_objects to QPDF::Objects
2024-10-09 08:58:57 +01:00
m-holger
2015f71c7d
Add new inner class to QPDF::Objects
2024-10-07 14:18:59 +01:00
m-holger
83897e8789
Split QPDF.cc into QPDF.cc and QPDF_objects.cc
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Move methods responsible for loading or keeping track of objects to
QPDF_objects.cc.
2024-10-07 14:10:18 +01:00
m-holger
9f0cc086b1
Copy QPDF.cc to new QPDF_objects
2024-10-06 17:45:29 +01:00
m-holger
12b67a3227
Merge pull request #1282 from m-holger/next
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Add new protected inline method Pipeline::next
2024-10-06 15:59:42 +01:00
m-holger
c916dcf973
Add new protected inline method Pipeline::next
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Also, tidy pipeline constructors and make subclasses final where possible.
2024-10-06 15:10:13 +01:00
m-holger
2cb2412fbf
Merge pull request #1294 from m-holger/fuzz
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Add additional xref and object stream sanity checks
2024-09-28 01:02:32 +01:00
m-holger
c2ff89ae11
Add additional fuzz test cases
2024-09-28 00:36:32 +01:00
m-holger
192525226f
Validate that offsets in object streams are strictly increasing
2024-09-28 00:28:17 +01:00
m-holger
1b6a504d42
Add sanity check for xref stream /Size entry
2024-09-28 00:25:31 +01:00
m-holger
529501aa41
Merge pull request #1293 from m-holger/pr1287
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Tweak #1287 comments
2024-09-27 12:26:30 +01:00
m-holger
43a88e1d28
Tweak #1287 comments
2024-09-27 11:58:46 +01:00
m-holger
638bf5f9ae
Merge pull request #1287 from mslichao/mslichao/capifreebuf
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Add C API qpdf_oh_free_buffer to release memory allocated by stream data functions
2024-09-27 11:34:54 +01:00
m-holger
1796365713
Merge branch 'main' into mslichao/capifreebuf
2024-09-27 11:31:55 +01:00
m-holger
50d385c858
Merge pull request #1274 from m-holger/meta
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Add new commands --remove-metadata and --remove-info
2024-09-27 11:26:34 +01:00
m-holger
0198ff7e48
Merge pull request #1291 from m-holger/fuzz
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In QPDFWordTokenFinder::check limit the token length
2024-09-24 01:55:36 +01:00
m-holger
0aa6b67eea
In QPDFWordTokenFinder::check limit the token length
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Tokens longer than the target cannot be a match and therefore there is no
need to read to the end of token.
2024-09-24 01:32:32 +01:00
m-holger
0e92cf6bf3
Merge pull request #1289 from m-holger/fuzz
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Fix bugs found during fuzzing
2024-09-20 15:52:14 +01:00
m-holger
477fbd9839
Add additional fuzz test cases
2024-09-20 15:28:53 +01:00
m-holger
21f176d374
Add sanity check on trailer /Size entry
2024-09-20 15:28:49 +01:00
m-holger
44a1395194
Refactor QPDF::Xref_table::read_entry and read_bad_entry
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Return results rather than using reference parameters.
Fixes bug in #1272 where parameters were not reinitialized when calling
read_bad_entry from read_entry.
2024-09-20 15:28:34 +01:00
Chao Li(VISION)
f6ae1ff16a
Rename to qpdf_oh_free_buffer
2024-09-20 04:53:32 +00:00
m-holger
7d34b89a69
Merge pull request #1288 from m-holger/fuzz
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In QPDFParser add a limit on total number of errors in one object
2024-09-19 23:58:26 +01:00
m-holger
06a2d955fc
In QPDFParser add a limit on total number of errors in one object
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Currently, QPDFParser gives up attempting to parse an object if 5
near-consecutive bad tokens are encountered. Add a limit of a total of 15
bad tokens in a single object before giving up.
2024-09-19 17:28:26 +01:00
Chao Li(VISION)
8c1cde4ec3
Add C API qpdf_free_buffer to release memory allocated by stream data functions
2024-09-19 12:21:49 +00:00
m-holger
ff2a78f579
Merge pull request #1272 from m-holger/xref_table
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Refactor QPDF xref table
2024-09-19 07:58:48 +01:00
m-holger
cb7180b1ba
Move QPDF::ObjCache::end_before_space etc to Xref_table
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Also, delay adjustments for compressed objects until needed by
linearization checks.
2024-09-18 10:25:38 +01:00
m-holger
28c13f5492
Refactor Xref_table::subsections
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Optimistically read subsection headers without reading individual object
entries, assuming that they are 20 bytes long as per the PDF spec. If
problems are encountered, fall back to calling bad_subsections.
2024-09-18 10:25:38 +01:00
m-holger
ad10fa3006
Rename Xref_table::subsections to bad_subsections
2024-09-18 10:25:38 +01:00
m-holger
0f0747b3ae
Refactor QPDF::getXRefTable
2024-09-18 10:25:38 +01:00
m-holger
965f0fcd63
Refactor QPDF::recoverStreamLength
2024-09-18 10:25:38 +01:00
m-holger
98c14e7740
Refactor QPDF::checkLinearizationInternal
2024-09-18 10:25:38 +01:00
m-holger
7775aec33e
Refactor QPDFWriter::preserveObjectStreams
2024-09-18 10:25:38 +01:00
m-holger
a1b646fcca
Refactor Xref_table::Entry
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Replace QPDFXRefEntry with a std::variant of structs.
2024-09-18 10:25:38 +01:00
m-holger
6b9eb14c76
Remove Xref_table::deleted_objects
2024-09-18 10:25:38 +01:00
m-holger
c0020cb17d
Change Xref_table::table to std::vector
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Temporarily disable 3 specific-bugs tests. Remove 'xref size mismatch'
test.
2024-09-18 10:25:38 +01:00
m-holger
91822ae6a1
Refactor Xref_table::reconstruct
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Split reconstruction into two passes - scanning of input for objects and
insertion of objects into the xref table. This allows insertion to take
place in the usual reverse order and removes the need for a separate
insert_reconstructed method.
2024-09-18 10:25:38 +01:00
