def test_decrypt_outbound_srtp(fixtures, capture, material, out_address,
out_port, expected):
km = dsrtp.KeyingMaterial.unpack_encoded(fixtures.join(material).read())
with fixtures.join(capture).open('rb') as fo:
dec_pkts = dsrtp.decrypt_packets(
dsrtp.SRTPStream(km.local, out_address, out_port),
dsrtp.read_packets(fo),
unknown='drop',
malformed='raise',
)
count = 0
for _, pkt in dec_pkts:
assert (dsrtp.is_srtp_packet(pkt) or dsrtp.is_srtcp_packet(pkt))
count += 1
assert count == expected
def test_decrypt_inbound_srtp(
fixtures,
capture,
material,
in_address,
in_port,
expected):
km = dsrtp.KeyingMaterial.unpack_encoded(
fixtures.join(material).read()
)
with fixtures.join(capture).open('rb') as fo:
dec_pkts = dsrtp.decrypt_packets(
dsrtp.SRTPStream(km.remote, in_address, in_port),
dsrtp.read_packets(fo),
unknown='drop',
malformed='raise',
)
count = 0
for _, pkt in dec_pkts:
assert (
dsrtp.is_srtp_packet(pkt) or dsrtp.is_srtcp_packet(pkt)
)
count += 1
assert count == expected
def test_is_srtp(fixtures, packet, expected):
raw = fixtures.join(packet).read().decode('hex')
eth = dpkt.ethernet.Ethernet(raw)
assert dsrtp.is_srtp_packet(eth) is expected
def test_is_srtp(fixtures, packet, expected):
raw = fixtures.join(packet).read().decode('hex')
eth = dpkt.ethernet.Ethernet(raw)
assert dsrtp.is_srtp_packet(eth) is expected