+ self.load_objdump()
+
+ def load_objdump(self):
+ '''Parse disassembly obtained from objdump into a lookup tables'''
+ if not (self.options['objdump'] and self.options['elffile']):
+ return
+
+ opts = [self.options['objdump']]
+ opts += self.options['objdump_opts'].split()
+ opts += [self.options['elffile']]
+
+ try:
+ disasm = subprocess.check_output(opts)
+ except subprocess.CalledProcessError:
+ return
+
+ disasm = disasm.decode('utf-8', 'replace')
+
+ instpat = re.compile('\s*([0-9a-fA-F]+):\t+([0-9a-fA-F ]+)\t+([a-zA-Z][^;]+)\s*;?.*')
+ filepat = re.compile('[^\s]+[/\\\\]([a-zA-Z0-9._-]+:[0-9]+)(?:\s.*)?')
+ funcpat = re.compile('[0-9a-fA-F]+\s*<([^>]+)>:.*')
+
+ prev_file = ''
+ prev_func = ''
+
+ for line in disasm.split('\n'):
+ m = instpat.match(line)
+ if m:
+ addr = int(m.group(1), 16)
+ self.file_lookup[addr] = prev_file
+ self.func_lookup[addr] = prev_func
+ else:
+ m = funcpat.match(line)
+ if m:
+ prev_func = m.group(1)
+ else:
+ m = filepat.match(line)
+ if m:
+ prev_file = m.group(1)