Masa's blog

_ libmpeg2-0.5.1.tar.gz

I had to install libmpeg.

• tar xvzf libmpeg2-0.5.1.tar.gz
• cd libmpeg2-0.5.1
• ./configure
• make
• make install && ldconfig

_ ffmpeg-0.8.5

I couldn't build k9copy with ffmpeg-0.11.1.

error: 'AVFormatParameters' has not been declared

I had to install OLD ffmpeg-0.8.5.

• tar xvzf ffmpeg-0.8.5.tar.gz
• cd ffmpeg-0.8.5
• ./configure --prefix=/usr/local/ffmpeg-0.8.5 --enable-shared
• make
• make install && ldconfig

_ k9copy-2.3.8

• tar xvzf k9copy-2.3.8-Source.tar.gz
• cd k9copy-2.3.8-Source
• patch -p1 <../k9copy-2.3.8-Source-dvdcss.diff

*** CMakeLists.txt.ORG	2012-08-04 01:40:41.694000462 +0900
--- CMakeLists.txt	2012-08-04 14:34:15.836000487 +0900
***************
*** 69,75 ****
  FINDAVFORMAT("avformat")
  FINDAVCODEC("avcodec")

! add_definitions( -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS)
  add_subdirectory( src/dvdnav)
  add_subdirectory( src/core )
  add_subdirectory( src/mpeg2)
--- 69,75 ----
  FINDAVFORMAT("avformat")
  FINDAVCODEC("avcodec")

! add_definitions( -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DHAVE_DVDCSS_DVDCSS_H)
  add_subdirectory( src/dvdnav)
  add_subdirectory( src/core )
  add_subdirectory( src/mpeg2)
***************
*** 351,359 ****

   MESSAGE(STATUS "Found library solid: ${KDE4_SOLID_LIBS}")

! target_link_libraries(k9copy k9copylib ${KDE4_KDEUI_LIBS} ${PHONON_LIBRARY} ${KDE4_SOLID_LIBS})
! target_link_libraries(k9play k9copylib ${KDE4_KDEUI_LIBS}  )
! target_link_libraries(k9xineplayer ${KDE4_KDEUI_LIBS} ${XINE_LIBRARY} ${X11_X11_LIB} )

  install(TARGETS k9copy DESTINATION ${BIN_INSTALL_DIR} )
  install(TARGETS k9play DESTINATION ${BIN_INSTALL_DIR} )
--- 351,359 ----

   MESSAGE(STATUS "Found library solid: ${KDE4_SOLID_LIBS}")

! target_link_libraries(k9copy k9copylib ${KDE4_KDEUI_LIBS} ${PHONON_LIBRARY} ${KDE4_SOLID_LIBS} dvdcss)
! target_link_libraries(k9play k9copylib ${KDE4_KDEUI_LIBS} dvdcss )
! target_link_libraries(k9xineplayer ${KDE4_KDEUI_LIBS} ${XINE_LIBRARY} ${X11_X11_LIB} dvdcss )

  install(TARGETS k9copy DESTINATION ${BIN_INSTALL_DIR} )
  install(TARGETS k9play DESTINATION ${BIN_INSTALL_DIR} )

• CMAKE_PREFIX_PATH=/usr/local/ffmpeg-0.8.5 cmake .
• make
• make install

_ iptables's chain

[Recieved packet] -> [PREROUTING] -> [FORWARD] -> [POSTROUTING] -> [Sending packet]

                          |                             ^
                          V                             |

                       [INPUT]                       [OUTPUT]

                          |                             ^
                          V                             |

                     [ (recieve)    Local process     (send)  ]

_ iptables's command sequence

• eth0 : Global network
• eth1 : Private network

/usr/sbin/iptables -F        # Flush `filter table'
/usr/sbin/iptables -t nat -F # Flush `nat table'
#
/usr/sbin/iptables -P OUTPUT  ACCEPT # Set policy for OUTPUT
/usr/sbin/iptables -P FORWARD DROP   # Set policy for FORWARD
/usr/sbin/iptables -P INPUT   DROP   # Set policy for INPUT
#
/usr/sbin/iptables -A FORWARD -p udp -i eth1 -o eth0 -s 192.168.0.?? -j ACCEPT # Accept UDP from eth1 to eth0
/usr/sbin/iptables -A FORWARD -p tcp -i eth1 -o eth0 -s 192.168.0.?? -j ACCEPT # Accept TCP from eth1 to eth0
#
/usr/sbin/iptables -A FORWARD -i eth0 -o eth1 -d 192.168.0.??  -m state --state ESTABLISHED,RELATED -j ACCEPT # Accept all established packet from eth0 to eth1
#
/usr/sbin/iptables -t nat -A POSTROUTING -o eth0 -s 192.168.0.?? -j MASQUERADE # NAPT for out going from eth0
#
/bin/echo 1 >/proc/sys/net/ipv4/ip_forward # Enable IP forward
#
/usr/sbin/iptables -A INPUT -p all -i eth0 -j DROP # Drop all unknown packet