Using a VPN software implementation of programmes, programming in c language, has learning value.




File list:
openvpn
......\contrib
......\.......\openvpn-fwmarkroute-1.00
......\.......\........................\fwmarkroute.down
......\.......\........................\fwmarkroute.up
......\.......\........................\README
......\.......\pull-resolv-conf
......\.......\................\client.down
......\.......\................\client.up
......\.......\multilevel-init.patch
......\.......\README
......\debug
......\.....\memcmp.obj
......\.....\valgrind-suppress
......\.....\vc60.pdb
......\easy-rsa
......\........\2.0
......\........\...\build-ca
......\........\...\build-dh
......\........\...\build-inter
......\........\...\build-key
......\........\...\build-key-pass
......\........\...\build-key-pkcs12
......\........\...\build-key-server
......\........\...\build-req
......\........\...\build-req-pass
......\........\...\clean-all
......\........\...\inherit-inter
......\........\...\list-crl
......\........\...\Makefile
......\........\...\openssl-0.9.6.cnf
......\........\...\openssl.cnf
......\........\...\pkitool
......\........\...\README
......\........\...\revoke-full
......\........\...\sign-req
......\........\...\vars
......\........\...\whichopensslcnf
......\........\Windows
......\........\.......\build-ca.bat
......\........\.......\build-dh.bat
......\........\.......\build-key-pkcs12.bat
......\........\.......\build-key-server.bat
......\........\.......\build-key.bat
......\........\.......\clean-all.bat
......\........\.......\index.txt.start
......\........\.......\init-config.bat
......\........\.......\README.txt
......\........\.......\revoke-full.bat
......\........\.......\serial.start
......\........\.......\vars.bat.sample
......\........\.externals
......\........\build-ca
......\........\build-dh
......\........\build-inter
......\........\build-key
......\........\build-key-pass
......\........\build-key-pkcs12
......\........\build-key-server
......\........\build-req
......\........\build-req-pass
......\........\clean-all
......\........\list-crl
......\........\make-crl
......\........\openssl.cnf
......\........\README
......\........\revoke-crt
......\........\revoke-full
......\........\sign-req
......\........\vars
......\gentoo
......\......\openvpn.init
......\install-win32
......\.............\.svnignore
......\.............\buildopensslpath.bat
......\.............\openssl.bat
......\.............\openvpn.nsi
......\.............\openvpn.nsi.in
......\.............\prebuild
......\.............\sample.ovpn
......\.............\setpath.nsi
......\.............\u2d.c
......\management
......\..........\management-notes.txt
......\plugin
......\......\auth-pam
......\......\........\auth-pam.c
......\......\........\Makefile
......\......\........\pamdl.c
......\......\........\pamdl.h
......\......\........\README
......\......\down-root
......\......\.........\down-root.c
......\......\.........\Makefile
......\......\.........\README
......\......\examples
......\......\........\build
......\......\........\README
......\......\........\simple.c
......\......\........\simple.def
......\......\........\winbuild
......\......\README
......\sample-config-files
......\...................\client.conf
......\...................\firewall.sh
......\...................\home.up
......\...................\loopback-client
......\...................\loopback-server
......\...................\office.up
......\...................\openvpn-shutdown.sh
......\...................\openvpn-startup.sh
......\...................\README
......\...................\server.conf
......\...................\static-home.conf
......\...................\static-office.conf
......\...................\tls-home.conf
......\...................\tls-office.conf
......\...................\xinetd-client-config
......\...................\xinetd-server-config
......\sample-keys
......\...........\client.crt
......\...........\client.key
......\...........\dh1024.pem
......\...........\pass.crt
......\...........\pass.key
......\...........\pkcs12.p12
......\...........\README
......\...........\server.crt
......\...........\server.key
......\...........\tmp-ca.crt
......\...........\tmp-ca.key
......\sample-scripts
......\..............\auth-pam.pl
......\..............\bridge-start
......\..............\bridge-stop
......\..............\openvpn.init
......\..............\verify-cn
......\service-win32
......\.............\Makefile
......\.............\mkpatch
......\.............\openvpnserv.c
......\.............\service.patch
......\suse
......\....\openvpn.init
......\tap-win32
......\.........\amd64
......\.........\.....\OemWin2k.inf
......\.........\.....\tap.cat
......\.........\i386
......\.........\....\OemWin2k.inf
......\.........\....\tap.cat
......\.........\common.h
......\.........\constants.h
......\.........\dhcp.c
......\.........\dhcp.h
......\.........\endian.h
......\.........\error.c
......\.........\error.h
......\.........\hexdump.c
......\.........\hexdump.h
......\.........\instance.c
......\.........\lock.h
......\.........\macinfo.c
......\.........\macinfo.h
......\.........\MAKEFILE
......\.........\mem.c
......\.........\proto.h
......\.........\prototypes.h
......\.........\resource.rc
......\.........\SOURCES
......\.........\tapdrvr.c
......\.........\types.h
......\acinclude.m4
......\aclocal.m4
......\AUTHORS
......\base64.c
......\base64.h
......\basic.h
......\buffer.c
......\buffer.h
......\ChangeLog
......\circ_list.h
......\common.h
......\config-win32.h
......\config-win32.h.in
......\config.guess
......\config.h.in
......\config.sub
......\configure
......\configure.ac
......\COPYING
......\COPYRIGHT.GPL
......\crypto.c
......\crypto.h
......\cryptoapi.c
......\cryptoapi.h
......\depcomp
......\doclean
......\errlevel.h
......\error.c
......\error.h
......\event.c
......\event.h
......\fdmisc.c
......\fdmisc.h
......\forward-inline.h
......\forward.c
......\forward.h
......\fragment.c
......\fragment.h
......\gremlin.c
......\gremlin.h
......\helper.c
......\helper.h
......\init.c
......\init.h
......\INSTALL
......\install-sh
......\INSTALL-win32.txt
......\integer.h
......\interval.c
......\interval.h
......\list.c
......\list.h
......\lzo.c
......\lzo.h
......\Makefile.am
......\Makefile.in
......\makefile.w32
......\makefile.w32-vc
......\manage.c
......\manage.h
......\mbuf.c
......\mbuf.h
......\memcmp.c
......\memdbg.h
......\misc.c
......\misc.h
......\missing
......\mroute.c
......\mroute.h
......\mss.c
......\mss.h
......\mtcp.c
......\mtcp.h
......\mtu.c
......\mtu.h
......\mudp.c
......\mudp.h
......\multi.c
......\multi.h
......\NEWS
......\ntlm.c
......\ntlm.h
......\occ-inline.h
......\occ.c
......\occ.h
......\openvpn-plugin.h
......\openvpn.8
......\openvpn.c
......\openvpn.dsp
......\openvpn.dsw
......\openvpn.h
......\openvpn.ncb
......\openvpn.opt
......\openvpn.plg
......\openvpn.spec
......\openvpn.spec.in
......\options.c
......\options.h
......\otime.c
......\otime.h
......\packet_id.c
......\packet_id.h
......\perf.c
......\perf.h
......\ping-inline.h
......\ping.c
......\ping.h
......\plugin.c
......\plugin.h
......\pool.c
......\pool.h
......\PORTS
......\proto.c
......\proto.h
......\proxy.c
......\proxy.h
......\push.c
......\push.h
......\README
......\reliable.c
......\reliable.h
......\route.c
......\route.h
......\schedule.c
......\schedule.h
......\session_id.c
......\session_id.h
......\shaper.c
......\shaper.h
......\sig.c
......\sig.h
......\socket.c
......\socket.h
......\socks.c
......\socks.h
......\ssl.c
......\ssl.h
......\status.c
......\status.h
......\syshead.h
......\thread.c
......\thread.h
......\tun.c
......\tun.h
......\t_cltsrv.sh
......\t_lpback.sh
......\win32.c
......\win32.h