Exemple #1
0
    def __init__(self, filename = None):
        if filename is None:
            filename = os.environ.get('XAUTHORITY')

        if filename is None:
            try:
                filename = os.path.join(os.environ['HOME'], '.Xauthority')
            except KeyError:
                raise error.XauthError(
                    '$HOME not set, cannot find ~/.Xauthority')

        try:
            raw = open(filename, 'rb').read()
        except OSError as err:
            raise error.XauthError('~/.Xauthority: %s' % err)

        self.entries = []

        # entry format (all shorts in big-endian)
        #   short family;
        #   short addrlen;
        #   char addr[addrlen];
        #   short numlen;
        #   char num[numlen];
        #   short namelen;
        #   char name[namelen];
        #   short datalen;
        #   char data[datalen];

        n = 0
        try:
            while n < len(raw):
                family, = struct.unpack('>H', raw[n:n+2])
                n = n + 2

                length, = struct.unpack('>H', raw[n:n+2])
                n = n + length + 2
                addr = raw[n - length : n]

                length, = struct.unpack('>H', raw[n:n+2])
                n = n + length + 2
                num = raw[n - length : n]

                length, = struct.unpack('>H', raw[n:n+2])
                n = n + length + 2
                name = raw[n - length : n]

                length, = struct.unpack('>H', raw[n:n+2])
                n = n + length + 2
                data = raw[n - length : n]

                if len(data) != length:
                    break

                self.entries.append((family, addr, num, name, data, ))
        except struct.error as e:
            print("Xlib.xauth: warning, failed to parse part of xauthority file (%s), aborting all further parsing" % filename)

        if len(self.entries) == 0:
            print("Xlib.xauth: warning, no xauthority details available")
Exemple #2
0
    def __init__(self, filename=None):
        if filename is None:
            filename = os.environ.get('XAUTHORITY')

        if filename is None:
            try:
                filename = os.path.join(os.environ['HOME'], '.Xauthority')
            except KeyError:
                raise error.XauthError(
                    '$HOME not set, cannot find ~/.Xauthority')

        try:
            raw = open(filename, 'rb').read()
        except IOError, err:
            raise error.XauthError('~/.Xauthority: %s' % err)