Michael R Sweet
7c3651671b
Add NULL checks in the private debug APIs that testpdfio calls.
2024-08-21 09:22:58 -04:00
Michael R Sweet
7330cc35ba
Defer object/value decryption to after the object is loaded (Issue #42 )
2023-12-14 16:02:26 -05:00
Michael R Sweet
34dbf6c2fe
Documentation cleanup.
2023-12-05 13:49:58 -05:00
Michael R Sweet
a431d7806f
Fix a few stack/buffer overflow bugs discovered by Bart, Steffan, and Mark from
...
the Radboud University NL (thanks!)
- Add depth argument to all value read functions that recurse
- Add depth argument to page tree loading code
- Validate xref stream sizes individually to avoid out-of-bounds access to local
xref buffer.
2021-11-29 17:46:56 -05:00
Michael R Sweet
2f0d622873
Save work on resolving PDF loading issues with random PDFs using different encryption methods and line endings.
2021-11-01 21:30:46 -04:00
Michael R Sweet
9014ab7a20
Fix some minor Coverity-reported issues (added a check to suppress a warning,
...
removed an unnecessary check, and removed some dead code)
2021-10-31 07:04:17 -04:00
Michael R Sweet
e2b33a6cbb
Merge branch 'master' into crypto
2021-10-25 21:25:12 -04:00
Michael R Sweet
dd56317635
Need object when reading/writing encrypted PDFs (to decrypt/encrypt strings),
...
RC4 writing is now working, AES-128 needs work, AES-256 hasn't been done yet.
2021-10-23 18:08:16 -04:00
Michael R Sweet
095a4c10d4
Fix some memory leaks (Issue #23 )
2021-10-16 00:02:31 -04:00
Michael R Sweet
61a7964d90
Implement pdfioFileSetPermissions.
2021-10-10 22:27:09 -04:00
Michael R Sweet
d5173d14da
Fix some Coverity-detected issues.
2021-10-08 13:49:48 -04:00
Michael R Sweet
d1e8c966ed
Fix some Coverity-detected issues.
2021-10-01 11:38:04 -04:00
Michael R Sweet
543364dfa2
More efficiently implement reading of integers vs. indirect references.
...
"testpdfio filename.pdf objnum" now shows object value if there is no stream.
Clean up debugging printfs.
2021-08-23 14:31:54 -04:00
Michael R Sweet
d62faa51e1
Implement date value support (Issue #13 )
2021-07-07 22:06:25 -04:00
Michael R Sweet
a698b9c1a2
API cleanup, more work on documentation.
2021-06-07 08:34:30 -04:00
Michael R Sweet
1ea2b7514a
Rework the color space support.
...
Start work on PNG file reader.
2021-06-05 11:28:32 -04:00
Michael R Sweet
246c2e4b41
Rename as PDFio for consistency.
...
Add PDFio logo image.
Move documentation to "doc" subdirectory.
2021-05-30 07:10:44 -04:00
Michael R Sweet
a18b8fd606
Switch to using double for numbers, since they are also used to record lengths
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and other potentially large contents.
2021-05-29 21:16:21 -04:00
Michael R Sweet
35d22705fa
Implement pdfioObjCopy and pdfioPageCopy, with tests.
2021-05-29 20:00:48 -04:00
Michael R Sweet
548ff7d119
Initial writing support.
2021-05-16 11:39:05 -04:00
Michael R Sweet
18853ca3d5
Increase token buffer to 256 bytes, to avoid overflow scenarios.
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Add _pdfioTokenFlush to manually flush the token buffer.
Add more debug printfs.
2021-05-10 17:37:57 -04:00
Michael R Sweet
cfb5ca0ddc
Rework error/debug output.
2021-05-10 08:40:52 -04:00
Michael R Sweet
5f43761537
Initial support for reading pages dictionary.
2021-05-08 22:50:18 -04:00
Michael R Sweet
9a919d478f
Rework token reading to be separate from the PDF file so we can add support
...
for compressed object streams.
2021-05-08 07:38:44 -04:00
Michael R Sweet
d2a0484d93
Rework debug functions, start xref stream support.
2021-05-06 09:51:48 -04:00
Michael R Sweet
a5468b1b87
Implement value/array/dict reading, refactor indirect references.
2021-05-04 10:34:17 -04:00
Michael R Sweet
e6dbb256f1
Add an Xcode project and fix some Clang-reported issues.
2021-05-01 07:36:19 -04:00
Michael R Sweet
8031e31abb
Do some cleanup for the array copy implmentation.
...
Add binary string accessors for dictionaries.
Add pdfioDictCopy implementation.
2021-04-30 08:21:21 -04:00
Michael R Sweet
9610892dd7
Implement binary string support in arrays, copy method.
2021-04-30 08:02:54 -04:00
Michael R Sweet
e2e2192ea9
Save work.
2021-04-27 21:22:34 -04:00
Michael R Sweet
253717248c
pdfio_dict_t implementation
2021-04-25 20:12:52 -04:00
Michael R Sweet
2f928f67f5
Save pdfio_array_t implementation.
2021-04-25 18:12:24 -04:00
Michael R Sweet
98c48e66c2
Add string array, have the pdfio_file_t object manage allocated data.
2021-04-25 11:28:56 -04:00
Michael R Sweet
899feb15c7
Start filling out internal APIs.
2021-04-16 21:09:43 -04:00
Michael R Sweet
c2610f2dd0
Fill out basic API functions.
2021-04-16 20:41:46 -04:00
