def send_acks(client_socket, seq_num):
if seq_num == 1:
new_packet = main.Packet("Ack", ack=1, seq=SEQ_NUMBER)
toggle()
else:
new_packet = main.Packet("Ack", ack=1, seq=1)
new_packet.deadline = time.time() + 100
print("sending ack with seq num = ", new_packet.seq_num)
client_socket.sendto(
json.dumps(new_packet, cls=main.MyEncoder).encode(),
(Shared.SERVER_IP, Shared.SERVER_PORT))
def send_acks(client_socket):
new_packet = main.Packet("Ack")
new_packet.seq_num = SEQ_NUMBER
new_packet.deadline = time.time() + 100
client_socket.sendto(
json.dumps(new_packet, cls=main.MyEncoder).encode(),
(Shared.SERVER_IP, Shared.SERVER_PORT))
def chunks_into_pkts(chunks):
pkts = []
for i in range(len(chunks)):
pkt = main.Packet()
pkt.data = chunks[i]
pkt.seq_num = i
pkt.check_sum = main.calculate_checksum(pkt)
pkts.append(pkt)
main.drop_pkts(main.mapping(main.plp(1), len(pkts)), pkts)
return pkts
def send_file_name(data, client_socket):
new_packet = main.Packet(data, SEQ_NUMBER)
new_packet.deadline = time.time() + 100
client_socket.sendto(
json.dumps(new_packet, cls=main.MyEncoder).encode(),
(Shared.SERVER_IP, Shared.SERVER_PORT))
#!/usr/bin/python
import main
import numpy
for i in range(1, 11):
cn, wlen, dn = main.DPCM_encode(i)
main.Packet(cn, wlen, i)
main.DPCM_decode(i)
a = main.snr(i)
print(a)
