leojojo / microps

Tiny TCP/IP protcol stack for lecture.

microps (MICRO tcp/ip Protocol Stack)

Tiny TCP/IP protcol stack for lecture.

---

抽象化

• (/raw.h): rawデバイス
• struct netdev(/net.h#L56): L2デバイス

---

Build

Build sample applications and test programs

$ make

with debug output

$ CFLAGS=-DDEBUG make

Sample applications

TCP Echo server (with dynamic address)

 $ sudo apps/tcp_echo eth0 00:00:de:ad:be:ef dhcp

UDP Echo server (with static address)

 $ sudo apps/tcp_echo eth0 static 172.16.100.2 255.255.255.0 172.16.100.1

Both application listen on port 7.

Test programs

test/raw_test

$ sudo test/raw_test eth0

test/ethernet_test

$ sudo test/ethernet_test eth0

test/slip_test

$ sudo test/slip_test /dev/ttyXXX

test/arp_test

$ sudo test/arp_test eth0 00:00:de:ad:be:ef 172.16.100.2

RAW devices

You can select a Link-Level RAW device.

• raw_socket
• raw_tap
• raw_bpf

It can change with the $RAW variable in the Makefile.

The default value: Linux is raw_socket and BSD is raw_bpf.

License

microps is under the MIT License: See LICENSE file.