def setUp_with_init(self):
self.flags = 0
self.length = 20 + 8 + 20 + 8 + 4 + 16 + 16
self.init_tag = 123456
self.a_rwnd = 9876
self.os = 3
self.mis = 3
self.i_tsn = 123456
self.p_ipv4 = sctp.param_ipv4("192.168.1.1")
self.p_ipv6 = sctp.param_ipv6("fe80::647e:1aff:fec4:8284")
self.p_cookie_preserve = sctp.param_cookie_preserve(5000)
self.p_ecn = sctp.param_ecn()
self.p_host_addr = sctp.param_host_addr(b"test host\x00")
self.p_support_type = sctp.param_supported_addr(
[sctp.PTYPE_IPV4, sctp.PTYPE_IPV6, sctp.PTYPE_COOKIE_PRESERVE, sctp.PTYPE_ECN, sctp.PTYPE_HOST_ADDR]
)
self.params = [
self.p_ipv4,
self.p_ipv6,
self.p_cookie_preserve,
self.p_ecn,
self.p_host_addr,
self.p_support_type,
]
self.init = sctp.chunk_init(
init_tag=self.init_tag, a_rwnd=self.a_rwnd, os=self.os, mis=self.mis, i_tsn=self.i_tsn, params=self.params
)
self.chunks = [self.init]
self.sc = sctp.sctp(self.src_port, self.dst_port, self.vtag, self.csum, self.chunks)
self.buf += (
b"\x01\x00\x00\x5c\x00\x01\xe2\x40\x00\x00\x26\x94"
+ b"\x00\x03\x00\x03\x00\x01\xe2\x40"
+ b"\x00\x05\x00\x08\xc0\xa8\x01\x01"
+ b"\x00\x06\x00\x14"
+ b"\xfe\x80\x00\x00\x00\x00\x00\x00"
+ b"\x64\x7e\x1a\xff\xfe\xc4\x82\x84"
+ b"\x00\x09\x00\x08\x00\x00\x13\x88"
+ b"\x80\x00\x00\x04"
+ b"\x00\x0b\x00\x0e"
+ b"\x74\x65\x73\x74\x20\x68\x6f\x73\x74\x00\x00\x00"
+ b"\x00\x0c\x00\x0e\x00\x05\x00\x06\x00\x09\x80\x00"
+ b"\x00\x0b\x00\x00"
)
def setUp_with_init_ack(self):
self.flags = 0
self.length = 20 + 8 + 8 + 20 + 8 + 4 + 16
self.init_tag = 123456
self.a_rwnd = 9876
self.os = 3
self.mis = 3
self.i_tsn = 123456
self.p_state_cookie = sctp.param_state_cookie(b"\x01\x02\x03")
self.p_ipv4 = sctp.param_ipv4("192.168.1.1")
self.p_ipv6 = sctp.param_ipv6("fe80::647e:1aff:fec4:8284")
self.p_unrecognized_param = sctp.param_unrecognized_param(b"\xff\xff\x00\x04")
self.p_ecn = sctp.param_ecn()
self.p_host_addr = sctp.param_host_addr(b"test host\x00")
self.params = [
self.p_state_cookie,
self.p_ipv4,
self.p_ipv6,
self.p_unrecognized_param,
self.p_ecn,
self.p_host_addr,
]
self.init_ack = sctp.chunk_init_ack(
init_tag=self.init_tag, a_rwnd=self.a_rwnd, os=self.os, mis=self.mis, i_tsn=self.i_tsn, params=self.params
)
self.chunks = [self.init_ack]
self.sc = sctp.sctp(self.src_port, self.dst_port, self.vtag, self.csum, self.chunks)
self.buf += (
b"\x02\x00\x00\x54\x00\x01\xe2\x40\x00\x00\x26\x94"
+ b"\x00\x03\x00\x03\x00\x01\xe2\x40"
+ b"\x00\x07\x00\x07\x01\x02\x03\x00"
+ b"\x00\x05\x00\x08\xc0\xa8\x01\x01"
+ b"\x00\x06\x00\x14"
+ b"\xfe\x80\x00\x00\x00\x00\x00\x00"
+ b"\x64\x7e\x1a\xff\xfe\xc4\x82\x84"
+ b"\x00\x08\x00\x08\xff\xff\x00\x04"
+ b"\x80\x00\x00\x04"
+ b"\x00\x0b\x00\x0e"
+ b"\x74\x65\x73\x74\x20\x68\x6f\x73\x74\x00\x00\x00"
)