Signature improvements / additions

src/binwalk/magic/code

+# This file is depreciated and intentionally left blank.
+# It is included solely to ensure that previously installed
+# versions of this file are overwritten during an upgrade.

src/binwalk/magic/encoding

 # Base64 index tables
-0   string  ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/    Standard base64 index table
-0   string  ACEGIKMOQSUWYBDFHJLNPRTVXZacegikmoqsuwybdfhjlnprtvxz0246813579=+/   SerComm base64 index table
+0   string  ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/    Base64 standard index table
+0   string  ACEGIKMOQSUWYBDFHJLNPRTVXZacegikmoqsuwybdfhjlnprtvxz0246813579=+/   Base64 SerComm index table

src/binwalk/magic/hashing

@@ -2,6 +2,8 @@
 0   string  \x00\x00\x00\x00\x77\x07\x30\x96\xEE\x0E\x61\x2C\x99\x09\x51\xBA    CRC32 polynomial table, big endian
 0   string  \x00\x00\x00\x00\x96\x30\x07\x77\x2C\x61\x0E\xEE\xBA\x51\x09\x99    CRC32 polynomial table, little endian
 
-# MD5
-0   string  \xD7\x6A\xA4\x78\xE8\xC7\xB7\x56\x24\x20\x70\xDB\xC1\xBD\xCE\xEE    MD5 table, big endian
-0   string  \x78\xA4\x6A\xD7\x56\xB7\xC7\xE8\xDB\x70\x20\x24\xEE\xCE\xBD\xC1    MD5 table, little endian
+# SHA256 constant k
+0   string  \x42\x8a\x2f\x98\x71\x37\x44\x91\xb5\xc0\xfb\xcf\xe9\xb5\xdb\xa5    SHA256 hash constants, big endian
+0   string  \x98\x2f\x8a\x42\x91\x44\x37\x71\xcf\xfb\xc0\xb5\xa5\xdb\xb5\xe9    SHA256 hash constants, little endian
+
+

src/binwalk/magic/misc

@@ -41,9 +41,8 @@
 # CodeGate 2011 http://nopsrus.blogspot.com/2013/05/codegate-ctf-2011-binary-100-points.html
 0    string    \x23\x40\x7e\x5e    Windows Script Encoded Data (screnc.exe)
 
-0   string     /home               Unix home path string:
->5  string     !/                  {invalid}
->0  string     x                   "%s"
+0   regex   /[a-zA-Z0-9\.\-_]{1,25}/[a-zA-Z0-9\.\-_]{1,25}/[a-zA-Z0-9\.\-_]{1,25}/[a-zA-Z0-9\.\-_/].*       Unix path:
+>0  string  x                                                                                               %s
 
 0   string      neighbor           Neighborly text,
 >0  string      x                  "%s