sample

rtpfiletransfer 使用udp封装rtp的实现文件传输协议

sample output:

[scyclops@helsinki proj2]$ ./myftserver -d 2020 32768 20
port: 2020
buffer size: 32768
loss percent: 20
set_dropper: loss percentage set to 20
created socket
Listening for connections...
file length: 5315
creating file README2
received packet 0
sending ACK for 1006 with 31758 credit
received packet 1006
sending ACK for 2026 with 30734 credit
discarding future packet 4066, expecting 2026!
discarding future packet 5086, expecting 2026!
received packet 2026
sending ACK for 3046 with 29710 credit
discarding future packet 4066, expecting 3046!
received packet 3046
sending ACK for 4066 with 28686 credit
received packet 4066
sending ACK for 5086 with 27662 credit
received packet 5086
received last packet, closing file
emptying buffer to file
sending ACK for 5315 with 32768 credit
caught SIGINT, terminating...
closed socket


[scyclops@denver-lnx proj2]$ ./myftclient -d helsinki.cc.gatech.edu 2020 README 1024 30
server: helsinki.cc.gatech.edu:2020
file: README
max packet size: 1024
loss percent: 30
set_dropper: loss percentage set to 30
created socket
set address: 130.207.114.192
file size: 5315
sending init packet 0
init timed out, 24 retries left
sending init packet 0
init packet succcessful
received ACK for 1006 with 31758 credit
sending packet 1006, 30734 credit left
sending packet 2026, 29710 credit left
sending packet 3046, 28686 credit left
sending packet 4066, 27662 credit left
sending packet 5086, 27429 credit left
received ACK for 2026 with 30734 credit
ACK timeout, resending packets
sending packet 2026, 29710 credit left
sending packet 3046, 28686 credit left
sending packet 4066, 27662 credit left
sending packet 5086, 27429 credit left
ACK timeout, resending packets
sending packet 2026, 29710 credit left
sending packet 3046, 28686 credit left
sending packet 4066, 27662 credit left
sending packet 5086, 27429 credit left
received ACK for 4066 with 28686 credit
received ACK for 5086 with 27662 credit
received ACK for 5315 with 32768 credit
received last ACK, closing...
closed socket