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backport r60116 - fix zipfile to work with archives having file 

headers beyond the signed 2**31 byte boundary.
This commit is contained in:
Gregory P. Smith 2008-01-19 23:16:01 +00:00
parent c223c6cb41
commit 1cc98af8a1
2 changed files with 5 additions and 2 deletions
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4
Lib/zipfile.py
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@ -32,9 +32,9 @@ ZIP_DEFLATED = 8
# Other ZIP compression methods not supported
# Here are some struct module formats for reading headers
structEndArchive = "<4s4H2lH" # 9 items, end of archive, 22 bytes
structEndArchive = "<4s4H2LH" # 9 items, end of archive, 22 bytes
stringEndArchive = "PK\005\006" # magic number for end of archive record
structCentralDir = "<4s4B4HlLL5HLl"# 19 items, central directory, 46 bytes
structCentralDir = "<4s4B4HlLL5HLL"# 19 items, central directory, 46 bytes
stringCentralDir = "PK\001\002" # magic number for central directory
structFileHeader = "<4s2B4HlLL2H" # 12 items, file header record, 30 bytes
stringFileHeader = "PK\003\004" # magic number for file header

3
Misc/NEWS
View File

@ -53,6 +53,9 @@ Core and builtins
Library
-------
- #1189216: Fix the zipfile module to work on archives with headers
past the 2**31 byte boundary.
- Issue #1336: fix a race condition in subprocess.Popen if the garbage
collector kicked in at the wrong time that would cause the process
to hang when the child wrote to stderr.