Add IDA Pro brancher. (#35)

* Add IDA Pro brancher.

Specify --brancher=ida to utilize IDA's brancher information. Adapted from #550 for #861.

* Remove py24 from tox.ini

Since Travis does not support python 2.4

Author: abhcs

plugins/bap/utils/ida.py

@@ -86,11 +86,12 @@ def output_types(out):
 @service.provider('brancher')
 def output_branches(out):
     """Dump static successors for each instruction """
+    out.write('(')
     for addr in addresses():
         succs = Succs(addr)
-        if succs.jmps:
+        if succs.jmps or (succs.fall is not None):
             out.write('{}\n'.format(succs.dumps()))
-
+    out.write(')')
 
 def set_color(addr, color):
     idc.SetColor(addr, idc.CIC_ITEM, color)
@@ -137,7 +138,7 @@ def dumps(self):
         return ''.join([
             '({:#x} '.format(self.addr),
             ' ({:#x}) '.format(self.fall) if self.fall else '()',
-            '{})'.format(sexps(self.dests))
+            '{})'.format(sexps(self.jmps))
         ])
 
 

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist=py27,py24,py3
+envlist=py27,py3
 
 [testenv]
 deps=pytest