Beispiel #1
0
def parse_dwarf(infile, cuname):
    if not os.path.isfile(infile):
        error("No such file %s" % infile)
        exit(1)
    dwarf = DWARF(infile)
    # Keep track of what has been written to the syntax tree
    # Indexed by (tag,name)
    # Instead of using this, it may be better to just collect and
    # to dedup later, so that we can check that there are no name conflicts.
    written = defaultdict(int)
    if cuname:
        # TODO: handle multiple specific compilation units
        cu = None
        for i, c in enumerate(dwarf.info.cus):
            if c.name.endswith(cuname[0]):
                cu = c
                break
        if cu is None:
            print("Can't find compilation unit %s" % cuname, file=sys.stderr)
        statements = process_compile_unit(dwarf, cu, written)
    else:
        statements = []
        for cu in dwarf.info.cus:
            progress("Processing %s" % cu.name)
            statements.extend(process_compile_unit(dwarf, cu, written))
    return statements
def parse_dwarf(infile, root):
    if not os.path.isfile(infile):
        error("No such file %s" % infile)
        exit(1)
    dwarf = DWARF(infile)

    for cu in dwarf.info.cus:
        progress("Processing %s" % cu.name)
        types = process_compile_unit(dwarf, cu, root)
        if types:
            return types
Beispiel #3
0
def parse_dwarf(infile, roots):
    if not os.path.isfile(infile):
        error("No such file %s" % infile)
        exit(1)
    dwarf = DWARF(infile)

    for cu in dwarf.info.cus:
        progress("Processing %s" % cu.name)
        types = process_compile_unit(dwarf, cu, roots)
        if all(x in types for x in roots):  # return if all roots found
            return types

    return None  # not found
Beispiel #4
0
class TestDwarfQuery(TestCase):
    def setUp(self):
        self.dwarf = DWARF('../test/test')
    
    def test_loc_by_addr(self):
        loc = self.dwarf.get_loc_by_addr(0x8048475)
        self.assertEqual(loc, ('/home/emilmont/Workspace/dbg/test/main.c', 36, 0))
    
    def test_loc_by_sym(self):
        loc = self.dwarf.get_loc_by_sym('main')
        self.assertEqual(loc, ('/home/emilmont/Workspace/dbg/test/main.c', 54, 0)) 
        
        loc = self.dwarf.get_loc_by_sym('temp')
        self.assertEqual(loc, ('/home/emilmont/Workspace/dbg/test/main.c', 15, 0))
    
    def test_addr_by_sym(self):
        addr = self.dwarf.get_addr_by_sym('main')
        self.assertEqual(addr, 0x80484ac)
    
    def test_addr_by_loc(self):
        addr = self.dwarf.get_addr_by_loc('a/test.c', 10)
        self.assertEqual(addr, 0x8048403)
Beispiel #5
0
 def setUp(self):
     self.dwarf = DWARF('../test/test')