23883268e3
Add pdfioFileGetCatalog function (Issue #67 )
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Refactor the pdfioFileCreateXxx functions to use a common (private) function to
handle creating/initializing the pdfio_file_t object and base file objects.
Update unit tests to display the filename for the pdfioFileClose test.
2024-06-24 08:56:16 -04:00
b117959725
Make sure all output code paths set the locale information (Issue #61 )
2024-01-27 19:23:51 -05:00
e882622233
Fix locale support (Issue #61 )
2024-01-27 18:22:16 -05:00
2a85baaf81
Increase the maximum number of object streams in a file (Issue #58 ) - most files
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only contain 1 or 2...
Change the implementation of add/find object to use a custom binary insertion
sort algorithm rather than doing a qsort after every addition. This results in
a significant improvement in open speed - from 2371 seconds (about 39.5 minutes)
to 3.1 seconds for one large test file (an ESRI standard).
2023-12-13 12:26:25 -05:00
f4aa951165
Fix _pdfioFileSeek with whence==SEEK_CUR
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Fix seek offset after trailer.
Look at the last 1k of the file to find the startxref marker.
2023-12-12 12:24:49 -05:00
038fd8686b
Fix trailer dictionary handling (Issue #58 )
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Fix generation number handling for object 0 (Issue #59 )
2023-12-11 19:56:00 -05:00
c992b2ba89
Update the token reading code to protect against obvious format abuses.
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Update the xref loading code to protect against looping xref tables.
2023-12-07 17:50:52 -05:00
86d842167a
Bring back mis-named pdfioContentTextNextLine.
2023-12-05 13:33:07 -05:00
16c8b830b8
Add pdfioFileCreateNumber/StringObj functions (Issue #14 )
2023-12-05 08:16:41 -05:00
c6f17cc20f
Fix some warnings.
2023-12-03 19:23:36 -05:00
ddd984215a
Save work (debug printfs, etc.)
2023-11-15 08:38:47 -05:00
b0a66eef78
Fix reading of PDF files from Crystal Reports (Issue #45 )
2023-10-09 10:04:20 -04:00
b0e4646f9d
Rework CR/LF skip code to be more consistent.
2023-10-06 14:41:55 -04:00
7f6ffcda22
Fix a couple issues with parsing PDF files produced by Microsoft Reporting
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Services (Issue #46 )
- Odd cross-reference stream containing 3-byte generation number field for this
16-bit value
- Odd empty hex strings
2023-10-06 10:46:30 -04:00
4f10021e7e
Fix denial-of-service attack when reading corrupt PDF files.
2023-02-03 20:39:04 -05:00
a3f3bbfe11
Fix pdfioFileGetAuthor, etc. APIs (Issue #33 )
2022-07-12 18:36:08 -04:00
316b0ad559
Add pdfioFileCreateTemporary function (Issue #29 )
2022-05-15 22:52:53 -04:00
a431d7806f
Fix a few stack/buffer overflow bugs discovered by Bart, Steffan, and Mark from
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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
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
038046e6d5
Save work on encrypted PDF reading.
2021-10-25 19:36:39 -04:00
234c3a7381
Do some reorganization and start the implementation of decryption.
2021-10-24 10:59:25 -04:00
208c3419ff
Fix AES-128 writing/encryption.
2021-10-23 20:09:02 -04:00
dd56317635
Need object when reading/writing encrypted PDFs (to decrypt/encrypt strings),
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RC4 writing is now working, AES-128 needs work, AES-256 hasn't been done yet.
2021-10-23 18:08:16 -04:00
493fbca31c
Save work on unit tests for crypto. RC4 and AES are having trouble for some reason...
2021-10-12 17:11:10 -04:00
c24243a2bc
Refactor crypto callback to have separate input/output pointers. Add initial writing support.
2021-10-12 09:13:30 -04:00
0caea44f32
Implement MakeReader/Writer functions.
2021-10-10 23:08:56 -04:00
3de55421b5
New member names to specify type of value.
2021-10-10 22:40:42 -04:00
61a7964d90
Implement pdfioFileSetPermissions.
2021-10-10 22:27:09 -04:00
37e80d67b1
Use new random number function to generate file IDs.
2021-10-09 23:10:46 -04:00
d5173d14da
Fix some Coverity-detected issues.
2021-10-08 13:49:48 -04:00
43239eaf8a
Add placeholder password callback to support reading of encrypted PDF files in the future.
2021-09-27 08:37:14 -04:00
ba9d03ecac
Update docos.
2021-09-27 08:11:53 -04:00
d6746c08a4
Add pdfioFileCreateOutput API (Issue #21 )
2021-09-27 07:41:50 -04:00
b2db43afcb
Show an error when opening an encrypted PDF file.
2021-08-30 11:18:23 -04:00
6aa5585eb4
Fix some compressed stream bugs.
2021-08-30 10:55:45 -04:00
6f726602c6
Clean up object stream support.
2021-08-29 18:35:23 -04:00
6d42b6834e
Don't try to pre-load object streams since that interferes with reading the
...
rest of an xref stream...
2021-08-24 14:07:34 -04:00
6745f785b7
Fix bug with xref stream with no index.
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Fix bug with pdfiOStreamPeek not appending new stream data to buffer.
Add more debug printfs for values.
2021-08-24 13:50:57 -04:00
cd5158bae0
Implement support for multiple index arrays (Issue #8 )
2021-08-23 14:31:19 -04:00
d62faa51e1
Implement date value support (Issue #13 )
2021-07-07 22:06:25 -04:00
30343cdb00
Info catalog accessors (Issue #9 )
2021-07-06 20:31:30 -04:00
bbdf0cdb18
Add proper TrueType font support (Issue #2 )
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Still need to implement proper Unicode support (currently only writes WinAnsi
font descriptor and handles UTF-8 for 0-255...)
2021-06-17 10:18:55 -04:00
a962b1d069
Fix another coverity issue.
2021-06-09 09:18:52 -04:00
63c0fc1926
Fix some coverity-reported issues.
2021-06-09 09:14:57 -04:00
a698b9c1a2
API cleanup, more work on documentation.
2021-06-07 08:34:30 -04:00
ee5fcc2a4a
Fix Coverity-discovered issues.
2021-06-04 10:56:23 -04:00
05df5919cd
Save work on text tests.
2021-05-31 20:51:37 -04:00
246c2e4b41
Rename as PDFio for consistency.
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Add PDFio logo image.
Move documentation to "doc" subdirectory.
2021-05-30 07:10:44 -04:00
10ab119922
Initial documentation.
2021-05-29 21:21:45 -04:00
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
