def extract_packet(self, cls, s):
if len(s) > 0:
try:
c = cls(s)
except ASN1F_badsequence:
c = packet.Raw(s)
cpad = c.getlayer(packet.Raw)
s = ""
if cpad is not None:
s = cpad.load
del (cpad.underlayer.payload)
return c, s
else:
return None, s
def extract_packet(self,
cls, # type: Type[ASN1_Packet]
s, # type: bytes
_underlayer=None # type: Optional[ASN1_Packet]
):
# type: (...) -> Tuple[ASN1_Packet, bytes]
try:
c = cls(s, _underlayer=_underlayer)
except ASN1F_badsequence:
c = packet.Raw(s, _underlayer=_underlayer)
cpad = c.getlayer(packet.Raw)
s = b""
if cpad is not None:
s = cpad.load
if cpad.underlayer:
del(cpad.underlayer.payload)
return c, s
####
srv_max_frm_sz = 1 << 14
srv_hdr_tbl_sz = 4096
srv_max_hdr_tbl_sz = 0
srv_global_window = 1<<14
for setting in srv_set.payload.settings:
if setting.id == h2.H2Setting.SETTINGS_HEADER_TABLE_SIZE:
srv_hdr_tbl_sz = setting.value
elif setting.id == h2.H2Setting.SETTINGS_MAX_HEADER_LIST_SIZE:
srv_max_hdr_tbl_sz = setting.value
elif setting.id == h2.H2Setting.SETTINGS_INITIAL_WINDOW_SIZE:
srv_global_window = setting.value
####
import scapy.packet as packet
srv_global_window -=len(h2.H2_CLIENT_CONNECTION_PREFACE)
assert(srv_global_window >=0)
print ss.send(packet.Raw(h2.H2_CLIENT_CONNECTION_PREFACE))
####
set_ack = h2.H2Frame(flags={'A'}) / h2.H2SettingsFrame()
set_ack.show()
