Decrypt fails for very large files.

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Encrypt and sign a large file, 10GB plus in client A
2. In client B decrypt the file
3. You receive the error "this does not appear to be a valid file" after the 
decrypted file size equals the computer's amount of installed RAM.  In my case 
2 GB

What is the expected output? What do you see instead?
A decrypted file.  See step 3.


What version of the product are you using? On what operating system?
0.7.0.42.  Windows server 2008 R2

Please provide any additional information below.

Original issue reported on code.google.com by [email protected] on 27 Oct 2010 at 2:40