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"
)
def setUp_with_error(self):
self.flags = 0
self.length = 4 + 8 + 16 + 8 + 4 + 20 + 8 + 4 + 8 + 8 + 4 + 12 \
+ 20 + 20
self.c_invalid_stream_id = sctp.cause_invalid_stream_id(4096)
self.c_missing_param = sctp.cause_missing_param(
[sctp.PTYPE_IPV4, sctp.PTYPE_IPV6,
sctp.PTYPE_COOKIE_PRESERVE, sctp.PTYPE_HOST_ADDR])
self.c_stale_cookie = sctp.cause_stale_cookie('\x00\x00\x13\x88')
self.c_out_of_resource = sctp.cause_out_of_resource()
self.c_unresolvable_addr = sctp.cause_unresolvable_addr(
sctp.param_host_addr('test host\x00'))
self.c_unrecognized_chunk = sctp.cause_unrecognized_chunk(
'\xff\x00\x00\x04')
self.c_invalid_param = sctp.cause_invalid_param()
self.c_unrecognized_param = sctp.cause_unrecognized_param(
'\xff\xff\x00\x04')
self.c_no_userdata = sctp.cause_no_userdata('\x00\x01\xe2\x40')
self.c_cookie_while_shutdown = sctp.cause_cookie_while_shutdown()
self.c_restart_with_new_addr = sctp.cause_restart_with_new_addr(
sctp.param_ipv4('192.168.1.1'))
self.c_user_initiated_abort = sctp.cause_user_initiated_abort(
'Key Interrupt.\x00')
self.c_protocol_violation = sctp.cause_protocol_violation(
'Unknown reason.\x00')
self.causes = [
self.c_invalid_stream_id, self.c_missing_param,
self.c_stale_cookie, self.c_out_of_resource,
self.c_unresolvable_addr, self.c_unrecognized_chunk,
self.c_invalid_param, self.c_unrecognized_param,
self.c_no_userdata, self.c_cookie_while_shutdown,
self.c_restart_with_new_addr, self.c_user_initiated_abort,
self.c_protocol_violation]
self.error = sctp.chunk_error(causes=self.causes)
self.chunks = [self.error]
self.sc = sctp.sctp(
self.src_port, self.dst_port, self.vtag, self.csum,
self.chunks)
self.buf += '\x09\x00\x00\x90' + \
'\x00\x01\x00\x08\x10\x00\x00\x00' + \
'\x00\x02\x00\x10\x00\x00\x00\x04' + \
'\x00\x05\x00\x06\x00\x09\x00\x0b' + \
'\x00\x03\x00\x08\x00\x00\x13\x88' + \
'\x00\x04\x00\x04' + \
'\x00\x05\x00\x14' + \
'\x00\x0b\x00\x0e' + \
'\x74\x65\x73\x74\x20\x68\x6f\x73\x74\x00\x00\x00' + \
'\x00\x06\x00\x08\xff\x00\x00\x04' + \
'\x00\x07\x00\x04' + \
'\x00\x08\x00\x08\xff\xff\x00\x04' + \
'\x00\x09\x00\x08\x00\x01\xe2\x40' + \
'\x00\x0a\x00\x04' + \
'\x00\x0b\x00\x0c' + \
'\x00\x05\x00\x08\xc0\xa8\x01\x01' + \
'\x00\x0c\x00\x13' + \
'\x4b\x65\x79\x20\x49\x6e\x74\x65' + \
'\x72\x72\x75\x70\x74\x2e\x00\x00' + \
'\x00\x0d\x00\x14' + \
'\x55\x6e\x6b\x6e\x6f\x77\x6e\x20' + \
'\x72\x65\x61\x73\x6f\x6e\x2e\x00'
def setUp_with_abort(self):
self.tflag = 0
self.length = 4 + 8 + 16 + 8 + 4 + 20 + 8 + 4 + 8 + 8 + 4 + 12 + 20 + 20
self.c_invalid_stream_id = sctp.cause_invalid_stream_id(4096)
self.c_missing_param = sctp.cause_missing_param(
[sctp.PTYPE_IPV4, sctp.PTYPE_IPV6, sctp.PTYPE_COOKIE_PRESERVE, sctp.PTYPE_HOST_ADDR]
)
self.c_stale_cookie = sctp.cause_stale_cookie(b"\x00\x00\x13\x88")
self.c_out_of_resource = sctp.cause_out_of_resource()
self.c_unresolvable_addr = sctp.cause_unresolvable_addr(sctp.param_host_addr(b"test host\x00"))
self.c_unrecognized_chunk = sctp.cause_unrecognized_chunk(b"\xff\x00\x00\x04")
self.c_invalid_param = sctp.cause_invalid_param()
self.c_unrecognized_param = sctp.cause_unrecognized_param(b"\xff\xff\x00\x04")
self.c_no_userdata = sctp.cause_no_userdata(b"\x00\x01\xe2\x40")
self.c_cookie_while_shutdown = sctp.cause_cookie_while_shutdown()
self.c_restart_with_new_addr = sctp.cause_restart_with_new_addr(sctp.param_ipv4("192.168.1.1"))
self.c_user_initiated_abort = sctp.cause_user_initiated_abort(b"Key Interrupt.\x00")
self.c_protocol_violation = sctp.cause_protocol_violation(b"Unknown reason.\x00")
self.causes = [
self.c_invalid_stream_id,
self.c_missing_param,
self.c_stale_cookie,
self.c_out_of_resource,
self.c_unresolvable_addr,
self.c_unrecognized_chunk,
self.c_invalid_param,
self.c_unrecognized_param,
self.c_no_userdata,
self.c_cookie_while_shutdown,
self.c_restart_with_new_addr,
self.c_user_initiated_abort,
self.c_protocol_violation,
]
self.abort = sctp.chunk_abort(causes=self.causes)
self.chunks = [self.abort]
self.sc = sctp.sctp(self.src_port, self.dst_port, self.vtag, self.csum, self.chunks)
self.buf += (
b"\x06\x00\x00\x90"
+ b"\x00\x01\x00\x08\x10\x00\x00\x00"
+ b"\x00\x02\x00\x10\x00\x00\x00\x04"
+ b"\x00\x05\x00\x06\x00\x09\x00\x0b"
+ b"\x00\x03\x00\x08\x00\x00\x13\x88"
+ b"\x00\x04\x00\x04"
+ b"\x00\x05\x00\x14"
+ b"\x00\x0b\x00\x0e"
+ b"\x74\x65\x73\x74\x20\x68\x6f\x73\x74\x00\x00\x00"
+ b"\x00\x06\x00\x08\xff\x00\x00\x04"
+ b"\x00\x07\x00\x04"
+ b"\x00\x08\x00\x08\xff\xff\x00\x04"
+ b"\x00\x09\x00\x08\x00\x01\xe2\x40"
+ b"\x00\x0a\x00\x04"
+ b"\x00\x0b\x00\x0c"
+ b"\x00\x05\x00\x08\xc0\xa8\x01\x01"
+ b"\x00\x0c\x00\x13"
+ b"\x4b\x65\x79\x20\x49\x6e\x74\x65"
+ b"\x72\x72\x75\x70\x74\x2e\x00\x00"
+ b"\x00\x0d\x00\x14"
+ b"\x55\x6e\x6b\x6e\x6f\x77\x6e\x20"
+ b"\x72\x65\x61\x73\x6f\x6e\x2e\x00"
)