files

lwip在ucos上的移植源码

api/      - The code for the API.	   

arch/     - Architectural specific files are kept here.

core/     - The core files including protocol implementations, memory
            and buffer management etc.
	    
include/  - lwIP include files.

netif/    - Generic network interface device drivers are kept here.

For more information on the various subdirectories, check the FILES
file in each directory.