Added support for an {end} signature tag

src/binwalk/core/magic.py

@@ -30,6 +30,7 @@ class SignatureResult(binwalk.core.module.Result):
         self.invalid = False
         self.once = False
         self.overlap = False
+        self.end = False
 
         # These are set by code internally
         self.id = 0

src/binwalk/magic/efi

-# http://blogs.phoenix.com/phoenix_technologies_bios/\
-# 2007/02/uefi_pi_10_firm.html
+# http://blogs.phoenix.com/phoenix_technologies_bios/2007/02/uefi_pi_10_firm.html
 
 40      string     _FVH              UEFI PI Firmware Volume
 >32     ulequad    >0xFFFFFFFF       {invalid} unrealistic size

src/binwalk/modules/signature.py

@@ -167,13 +167,15 @@ class Signature(Module):
                 # validation
                 self.result(r=r)
 
+                # If a sigure specified the end tag, jump to the end of the file
+                if r.end == True:
+                    r.jump = fp.size
+
                 # Is this a valid result and did it specify a jump-to-offset
                 # keyword, and are we doing a "smart" scan?
                 if r.valid and r.jump > 0 and not self.dumb_scan:
                     absolute_jump_offset = r.offset + r.jump
                     current_block_offset = relative_offset + r.jump
-                    # print ("Jumping to: 0x%X (0x%X)..." %
-                    # (absolute_jump_offset, current_block_offset))
 
                     # If the jump-to-offset is beyond the confines of the current block, seek the file to
                     # that offset and quit processing this block of data.