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Overview
| Comment: | Avoid harmless left-shifts of negative numbers in the zipfile extension when building ZIP archives of files with pre-DOS dates. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
16bba8650cc24a0fd606944422bb31f2 |
| User & Date: | drh 2018-03-10 12:53:20.192 |
Context
|
2018-03-10
| ||
| 13:21 | Improved error messages from the zipfile extension. (check-in: f634a7e386 user: drh tags: trunk) | |
| 12:53 | Avoid harmless left-shifts of negative numbers in the zipfile extension when building ZIP archives of files with pre-DOS dates. (check-in: 16bba8650c user: drh tags: trunk) | |
| 12:34 | Fix the zipfile extension so that it is able to create symbolic link entries in the ZIP file even on systems like Win32 that do not support symbolic links on the native filesystem. (check-in: 2a4493f4ad user: drh tags: trunk) | |
Changes
Changes to ext/misc/zipfile.c.
| ︙ | |||
747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 | 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 | + + + + |
mon = (E<14 ? E-1 : E-13);
yr = mon>2 ? C-4716 : C-4715;
hr = (mUnixTime % (24*60*60)) / (60*60);
min = (mUnixTime % (60*60)) / 60;
sec = (mUnixTime % 60);
if( yr>=1980 ){
pCds->mDate = (u16)(day + (mon << 5) + ((yr-1980) << 9));
pCds->mTime = (u16)(sec/2 + (min<<5) + (hr<<11));
}else{
pCds->mDate = pCds->mTime = 0;
}
assert( mUnixTime<315507600
|| mUnixTime==zipfileMtime(pCds)
|| ((mUnixTime % 2) && mUnixTime-1==zipfileMtime(pCds))
/* || (mUnixTime % 2) */
);
}
|
| ︙ |