[poppler] [PATCH 0/4] [SoK] Implement SecurityHandler V6 in Poppler

[Alok Anand]

The following patches add the support for version 5 + revision 6 documents.
Poppler will now be able to able to decrypt and open files like:
https://bugs.freedesktop.org/attachment.cgi?id=111902.
 
Alok Anand (4):
  SHA-384,SHA-512 hash functions strictly require 64-bit words.
  Added cases and conditions for V=5 R=6 document in
    StandardSecurityHandler constructor.
  Added SHA-512 and SHA-384 hash functions required for R=6 hash
    (Algorithm 2.B).
  Added revision 6 hash (Algorithm 2.B) and its calls to makeFileKey
    function.

 goo/gtypes.h               |   2 +-
 poppler/Decrypt.cc         | 357 ++++++++++++++++++++++++++++++++++++++++++++-
 poppler/SecurityHandler.cc |   8 +-
 3 files changed, 354 insertions(+), 13 deletions(-)
 mode change 100644 => 100755 poppler/Decrypt.cc

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2.7.2