DARSH

==HOW TO USE==
In this walkthrough, Alice wants to darsh to Bob.

A.) Setup DARSH Table server
-1. Place darsh/server on a server with the fixed IP address (serverA)
-2. Take a note of the IP address (X.X.X.X)
-3. make
-4. Run darsh-server (./darsh-server)

B.) Alice setups her DARSH Host
-1. Place darsh/client on a PC with a DHCPed IP address (Alice)
-2. make host
-3. Enter passwd for host certificate (passA)
-4. Enter passwd for client certificate (passB)
-5. (!Important:)Ask yasukata@ht.sfc.keio.ac.jp or iomz@sfc.wide.ad.jp 
    for permission of certificate publication
-6. ./xcertclnt (send certificate request file(clntreq.pem/servreq.pem)
    to our CA and get the certificates(clntcert.pem/servcert.pem))
-7. ./chaincert.sh (make the certificate chain files(clnt.pem/serv.pem))
-8. ./darsh-client s <serverA> <interface> <ID>
    ex.) ./darsh-client s X.X.X.X eth0 hoge
-8. Enter passwd for host certificate(passA)
-9. Wait

C.) Bob setups his DARSH Client and access to Alice
-1. Place darsh/client on a PC somewhere (Bob)
-2. make client
-3. Ask Alice to get the certificate(clnt.pem), the host's ID(hoge)
     and DARSH client's passwd(passB)
-4. Place clnt.pem in darsh/client
-4. ./darsh-client c <serverA>
    ex.) ./darsh-client c X.X.X.X
-5. Enter ID(hoge)
-6. Enter passwd for client certificate(passB)
-7. DARSH!