From 224cf5ad14c038b13c119dff29422f178a306f54 Mon Sep 17 00:00:00 2001 From: Jeff Kirsher Date: Sun, 31 Jul 2011 02:38:19 -0700 Subject: [PATCH] ppp: Move the PPP drivers Move the PPP drivers into drivers/net/ppp/ and make the necessary Kconfig and Makefile changes. CC: Paul Mackerras CC: Frank Cusack CC: Michal Ostrowski CC: Michal Ostrowski CC: Dmitry Kozlov Signed-off-by: Jeff Kirsher --- MAINTAINERS | 8 +- drivers/net/Kconfig | 170 +-------------------------- drivers/net/Makefile | 18 +-- drivers/net/ppp/Kconfig | 175 ++++++++++++++++++++++++++++ drivers/net/ppp/Makefile | 13 +++ drivers/net/{ => ppp}/bsd_comp.c | 0 drivers/net/{ => ppp}/ppp_async.c | 0 drivers/net/{ => ppp}/ppp_deflate.c | 0 drivers/net/{ => ppp}/ppp_generic.c | 0 drivers/net/{ => ppp}/ppp_mppe.c | 0 drivers/net/{ => ppp}/ppp_mppe.h | 0 drivers/net/{ => ppp}/ppp_synctty.c | 0 drivers/net/{ => ppp}/pppoe.c | 0 drivers/net/{ => ppp}/pppox.c | 0 drivers/net/{ => ppp}/pptp.c | 0 15 files changed, 203 insertions(+), 181 deletions(-) create mode 100644 drivers/net/ppp/Kconfig create mode 100644 drivers/net/ppp/Makefile rename drivers/net/{ => ppp}/bsd_comp.c (100%) rename drivers/net/{ => ppp}/ppp_async.c (100%) rename drivers/net/{ => ppp}/ppp_deflate.c (100%) rename drivers/net/{ => ppp}/ppp_generic.c (100%) rename drivers/net/{ => ppp}/ppp_mppe.c (100%) rename drivers/net/{ => ppp}/ppp_mppe.h (100%) rename drivers/net/{ => ppp}/ppp_synctty.c (100%) rename drivers/net/{ => ppp}/pppoe.c (100%) rename drivers/net/{ => ppp}/pppox.c (100%) rename drivers/net/{ => ppp}/pptp.c (100%) diff --git a/MAINTAINERS b/MAINTAINERS index 2777088fa2bf..c5ec925fc9c7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5066,7 +5066,7 @@ PPP PROTOCOL DRIVERS AND COMPRESSORS M: Paul Mackerras L: linux-ppp@vger.kernel.org S: Maintained -F: drivers/net/ppp_* +F: drivers/net/ppp/ppp_* PPP OVER ATM (RFC 2364) M: Mitchell Blank Jr @@ -5077,8 +5077,8 @@ F: include/linux/atmppp.h PPP OVER ETHERNET M: Michal Ostrowski S: Maintained -F: drivers/net/pppoe.c -F: drivers/net/pppox.c +F: drivers/net/ppp/pppoe.c +F: drivers/net/ppp/pppox.c PPP OVER L2TP M: James Chapman @@ -5099,7 +5099,7 @@ PPTP DRIVER M: Dmitry Kozlov L: netdev@vger.kernel.org S: Maintained -F: drivers/net/pptp.c +F: drivers/net/ppp/pptp.c W: http://sourceforge.net/projects/accel-pptp PREEMPTIBLE KERNEL diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 7bdc22b59856..c5e2a3871dc5 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -207,6 +207,8 @@ source "drivers/net/usb/Kconfig" source "drivers/net/pcmcia/Kconfig" +source "drivers/net/ppp/Kconfig" + source "drivers/net/wan/Kconfig" source "drivers/atm/Kconfig" @@ -337,174 +339,6 @@ config PLIP will be called plip. If unsure, say Y or M, in case you buy a laptop later. -config PPP - tristate "PPP (point-to-point protocol) support" - select SLHC - ---help--- - PPP (Point to Point Protocol) is a newer and better SLIP. It serves - the same purpose: sending Internet traffic over telephone (and other - serial) lines. Ask your access provider if they support it, because - otherwise you can't use it; most Internet access providers these - days support PPP rather than SLIP. - - To use PPP, you need an additional program called pppd as described - in the PPP-HOWTO, available at - . Make sure that you have - the version of pppd recommended in . - The PPP option enlarges your kernel by about 16 KB. - - There are actually two versions of PPP: the traditional PPP for - asynchronous lines, such as regular analog phone lines, and - synchronous PPP which can be used over digital ISDN lines for - example. If you want to use PPP over phone lines or other - asynchronous serial lines, you need to say Y (or M) here and also to - the next option, "PPP support for async serial ports". For PPP over - synchronous lines, you should say Y (or M) here and to "Support - synchronous PPP", below. - - If you said Y to "Version information on all symbols" above, then - you cannot compile the PPP driver into the kernel; you can then only - compile it as a module. To compile this driver as a module, choose M - here. The module will be called ppp_generic. - -config PPP_MULTILINK - bool "PPP multilink support (EXPERIMENTAL)" - depends on PPP && EXPERIMENTAL - help - PPP multilink is a protocol (defined in RFC 1990) which allows you - to combine several (logical or physical) lines into one logical PPP - connection, so that you can utilize your full bandwidth. - - This has to be supported at the other end as well and you need a - version of the pppd daemon which understands the multilink protocol. - - If unsure, say N. - -config PPP_FILTER - bool "PPP filtering" - depends on PPP - help - Say Y here if you want to be able to filter the packets passing over - PPP interfaces. This allows you to control which packets count as - activity (i.e. which packets will reset the idle timer or bring up - a demand-dialed link) and which packets are to be dropped entirely. - You need to say Y here if you wish to use the pass-filter and - active-filter options to pppd. - - If unsure, say N. - -config PPP_ASYNC - tristate "PPP support for async serial ports" - depends on PPP - select CRC_CCITT - ---help--- - Say Y (or M) here if you want to be able to use PPP over standard - asynchronous serial ports, such as COM1 or COM2 on a PC. If you use - a modem (not a synchronous or ISDN modem) to contact your ISP, you - need this option. - - To compile this driver as a module, choose M here. - - If unsure, say Y. - -config PPP_SYNC_TTY - tristate "PPP support for sync tty ports" - depends on PPP - help - Say Y (or M) here if you want to be able to use PPP over synchronous - (HDLC) tty devices, such as the SyncLink adapter. These devices - are often used for high-speed leased lines like T1/E1. - - To compile this driver as a module, choose M here. - -config PPP_DEFLATE - tristate "PPP Deflate compression" - depends on PPP - select ZLIB_INFLATE - select ZLIB_DEFLATE - ---help--- - Support for the Deflate compression method for PPP, which uses the - Deflate algorithm (the same algorithm that gzip uses) to compress - each PPP packet before it is sent over the wire. The machine at the - other end of the PPP link (usually your ISP) has to support the - Deflate compression method as well for this to be useful. Even if - they don't support it, it is safe to say Y here. - - To compile this driver as a module, choose M here. - -config PPP_BSDCOMP - tristate "PPP BSD-Compress compression" - depends on PPP - ---help--- - Support for the BSD-Compress compression method for PPP, which uses - the LZW compression method to compress each PPP packet before it is - sent over the wire. The machine at the other end of the PPP link - (usually your ISP) has to support the BSD-Compress compression - method as well for this to be useful. Even if they don't support it, - it is safe to say Y here. - - The PPP Deflate compression method ("PPP Deflate compression", - above) is preferable to BSD-Compress, because it compresses better - and is patent-free. - - Note that the BSD compression code will always be compiled as a - module; it is called bsd_comp and will show up in the directory - modules once you have said "make modules". If unsure, say N. - -config PPP_MPPE - tristate "PPP MPPE compression (encryption) (EXPERIMENTAL)" - depends on PPP && EXPERIMENTAL - select CRYPTO - select CRYPTO_SHA1 - select CRYPTO_ARC4 - select CRYPTO_ECB - ---help--- - Support for the MPPE Encryption protocol, as employed by the - Microsoft Point-to-Point Tunneling Protocol. - - See http://pptpclient.sourceforge.net/ for information on - configuring PPTP clients and servers to utilize this method. - -config PPPOE - tristate "PPP over Ethernet (EXPERIMENTAL)" - depends on EXPERIMENTAL && PPP - help - Support for PPP over Ethernet. - - This driver requires the latest version of pppd from the CVS - repository at cvs.samba.org. Alternatively, see the - RoaringPenguin package () - which contains instruction on how to use this driver (under - the heading "Kernel mode PPPoE"). - -config PPTP - tristate "PPP over IPv4 (PPTP) (EXPERIMENTAL)" - depends on EXPERIMENTAL && PPP && NET_IPGRE_DEMUX - help - Support for PPP over IPv4.(Point-to-Point Tunneling Protocol) - - This driver requires pppd plugin to work in client mode or - modified pptpd (poptop) to work in server mode. - See http://accel-pptp.sourceforge.net/ for information how to - utilize this module. - -config PPPOATM - tristate "PPP over ATM" - depends on ATM && PPP - help - Support PPP (Point to Point Protocol) encapsulated in ATM frames. - This implementation does not yet comply with section 8 of RFC2364, - which can lead to bad results if the ATM peer loses state and - changes its encapsulation unilaterally. - -config PPPOL2TP - tristate "PPP over L2TP (EXPERIMENTAL)" - depends on EXPERIMENTAL && L2TP && PPP - help - Support for PPP-over-L2TP socket family. L2TP is a protocol - used by ISPs and enterprises to tunnel PPP traffic over UDP - tunnels. L2TP is replacing PPTP for VPN uses. - config SLIP tristate "SLIP (serial line) support" ---help--- diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 3087b27c7841..a397f1e43ef1 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -22,15 +22,6 @@ obj-$(CONFIG_RIONET) += rionet.o obj-$(CONFIG_NET) += Space.o loopback.o obj-$(CONFIG_NET_SB1000) += sb1000.o -obj-$(CONFIG_PPP) += ppp_generic.o -obj-$(CONFIG_PPP_ASYNC) += ppp_async.o -obj-$(CONFIG_PPP_SYNC_TTY) += ppp_synctty.o -obj-$(CONFIG_PPP_DEFLATE) += ppp_deflate.o -obj-$(CONFIG_PPP_BSDCOMP) += bsd_comp.o -obj-$(CONFIG_PPP_MPPE) += ppp_mppe.o -obj-$(CONFIG_PPPOE) += pppox.o pppoe.o -obj-$(CONFIG_PPPOL2TP) += pppox.o -obj-$(CONFIG_PPTP) += pppox.o pptp.o obj-$(CONFIG_SLIP) += slip.o obj-$(CONFIG_SLHC) += slhc.o @@ -48,6 +39,15 @@ obj-$(CONFIG_VETH) += veth.o obj-$(CONFIG_DEV_APPLETALK) += appletalk/ obj-$(CONFIG_ETHERNET) += ethernet/ obj-$(CONFIG_FDDI) += fddi/ +onj-$(CONFIG_PPP) += ppp/ +obj-$(CONFIG_PPP_ASYNC) += ppp/ +obj-$(CONFIG_PPP_BSDCOMP) += ppp/ +obj-$(CONFIG_PPP_DEFLATE) += ppp/ +obj-$(CONFIG_PPP_MPPE) += ppp/ +obj-$(CONFIG_PPP_SYNC_TTY) += ppp/ +obj-$(CONFIG_PPPOE) += ppp/ +obj-$(CONFIG_PPPOL2TP) += ppp/ +obj-$(CONFIG_PPTP) += ppp/ obj-$(CONFIG_TR) += tokenring/ obj-$(CONFIG_WAN) += wan/ obj-$(CONFIG_ARCNET) += arcnet/ diff --git a/drivers/net/ppp/Kconfig b/drivers/net/ppp/Kconfig new file mode 100644 index 000000000000..872df3ef07a6 --- /dev/null +++ b/drivers/net/ppp/Kconfig @@ -0,0 +1,175 @@ +# +# PPP network device configuration +# + +config PPP + tristate "PPP (point-to-point protocol) support" + select SLHC + ---help--- + PPP (Point to Point Protocol) is a newer and better SLIP. It serves + the same purpose: sending Internet traffic over telephone (and other + serial) lines. Ask your access provider if they support it, because + otherwise you can't use it; most Internet access providers these + days support PPP rather than SLIP. + + To use PPP, you need an additional program called pppd as described + in the PPP-HOWTO, available at + . Make sure that you have + the version of pppd recommended in . + The PPP option enlarges your kernel by about 16 KB. + + There are actually two versions of PPP: the traditional PPP for + asynchronous lines, such as regular analog phone lines, and + synchronous PPP which can be used over digital ISDN lines for + example. If you want to use PPP over phone lines or other + asynchronous serial lines, you need to say Y (or M) here and also to + the next option, "PPP support for async serial ports". For PPP over + synchronous lines, you should say Y (or M) here and to "Support + synchronous PPP", below. + + If you said Y to "Version information on all symbols" above, then + you cannot compile the PPP driver into the kernel; you can then only + compile it as a module. To compile this driver as a module, choose M + here. The module will be called ppp_generic. + +if PPP + +config PPP_BSDCOMP + tristate "PPP BSD-Compress compression" + depends on PPP + ---help--- + Support for the BSD-Compress compression method for PPP, which uses + the LZW compression method to compress each PPP packet before it is + sent over the wire. The machine at the other end of the PPP link + (usually your ISP) has to support the BSD-Compress compression + method as well for this to be useful. Even if they don't support it, + it is safe to say Y here. + + The PPP Deflate compression method ("PPP Deflate compression", + above) is preferable to BSD-Compress, because it compresses better + and is patent-free. + + Note that the BSD compression code will always be compiled as a + module; it is called bsd_comp and will show up in the directory + modules once you have said "make modules". If unsure, say N. + +config PPP_DEFLATE + tristate "PPP Deflate compression" + depends on PPP + select ZLIB_INFLATE + select ZLIB_DEFLATE + ---help--- + Support for the Deflate compression method for PPP, which uses the + Deflate algorithm (the same algorithm that gzip uses) to compress + each PPP packet before it is sent over the wire. The machine at the + other end of the PPP link (usually your ISP) has to support the + Deflate compression method as well for this to be useful. Even if + they don't support it, it is safe to say Y here. + + To compile this driver as a module, choose M here. + +config PPP_FILTER + bool "PPP filtering" + depends on PPP + ---help--- + Say Y here if you want to be able to filter the packets passing over + PPP interfaces. This allows you to control which packets count as + activity (i.e. which packets will reset the idle timer or bring up + a demand-dialed link) and which packets are to be dropped entirely. + You need to say Y here if you wish to use the pass-filter and + active-filter options to pppd. + + If unsure, say N. + +config PPP_MPPE + tristate "PPP MPPE compression (encryption) (EXPERIMENTAL)" + depends on PPP && EXPERIMENTAL + select CRYPTO + select CRYPTO_SHA1 + select CRYPTO_ARC4 + select CRYPTO_ECB + ---help--- + Support for the MPPE Encryption protocol, as employed by the + Microsoft Point-to-Point Tunneling Protocol. + + See http://pptpclient.sourceforge.net/ for information on + configuring PPTP clients and servers to utilize this method. + +config PPP_MULTILINK + bool "PPP multilink support (EXPERIMENTAL)" + depends on PPP && EXPERIMENTAL + ---help--- + PPP multilink is a protocol (defined in RFC 1990) which allows you + to combine several (logical or physical) lines into one logical PPP + connection, so that you can utilize your full bandwidth. + + This has to be supported at the other end as well and you need a + version of the pppd daemon which understands the multilink protocol. + + If unsure, say N. + +config PPPOATM + tristate "PPP over ATM" + depends on ATM && PPP + ---help--- + Support PPP (Point to Point Protocol) encapsulated in ATM frames. + This implementation does not yet comply with section 8 of RFC2364, + which can lead to bad results if the ATM peer loses state and + changes its encapsulation unilaterally. + +config PPPOE + tristate "PPP over Ethernet (EXPERIMENTAL)" + depends on EXPERIMENTAL && PPP + ---help--- + Support for PPP over Ethernet. + + This driver requires the latest version of pppd from the CVS + repository at cvs.samba.org. Alternatively, see the + RoaringPenguin package () + which contains instruction on how to use this driver (under + the heading "Kernel mode PPPoE"). + +config PPTP + tristate "PPP over IPv4 (PPTP) (EXPERIMENTAL)" + depends on EXPERIMENTAL && PPP && NET_IPGRE_DEMUX + ---help--- + Support for PPP over IPv4.(Point-to-Point Tunneling Protocol) + + This driver requires pppd plugin to work in client mode or + modified pptpd (poptop) to work in server mode. + See http://accel-pptp.sourceforge.net/ for information how to + utilize this module. + +config PPPOL2TP + tristate "PPP over L2TP (EXPERIMENTAL)" + depends on EXPERIMENTAL && L2TP && PPP + ---help--- + Support for PPP-over-L2TP socket family. L2TP is a protocol + used by ISPs and enterprises to tunnel PPP traffic over UDP + tunnels. L2TP is replacing PPTP for VPN uses. + +config PPP_ASYNC + tristate "PPP support for async serial ports" + depends on PPP + select CRC_CCITT + ---help--- + Say Y (or M) here if you want to be able to use PPP over standard + asynchronous serial ports, such as COM1 or COM2 on a PC. If you use + a modem (not a synchronous or ISDN modem) to contact your ISP, you + need this option. + + To compile this driver as a module, choose M here. + + If unsure, say Y. + +config PPP_SYNC_TTY + tristate "PPP support for sync tty ports" + depends on PPP + ---help--- + Say Y (or M) here if you want to be able to use PPP over synchronous + (HDLC) tty devices, such as the SyncLink adapter. These devices + are often used for high-speed leased lines like T1/E1. + + To compile this driver as a module, choose M here. + +endif # PPP diff --git a/drivers/net/ppp/Makefile b/drivers/net/ppp/Makefile new file mode 100644 index 000000000000..a6b6297b0066 --- /dev/null +++ b/drivers/net/ppp/Makefile @@ -0,0 +1,13 @@ +# +# Makefile for the Linux PPP network device drivers. +# + +obj-$(CONFIG_PPP) += ppp_generic.o +obj-$(CONFIG_PPP_ASYNC) += ppp_async.o +obj-$(CONFIG_PPP_BSDCOMP) += bsd_comp.o +obj-$(CONFIG_PPP_DEFLATE) += ppp_deflate.o +obj-$(CONFIG_PPP_MPPE) += ppp_mppe.o +obj-$(CONFIG_PPP_SYNC_TTY) += ppp_synctty.o +obj-$(CONFIG_PPPOE) += pppox.o pppoe.o +obj-$(CONFIG_PPPOL2TP) += pppox.o +obj-$(CONFIG_PPTP) += pppox.o pptp.o diff --git a/drivers/net/bsd_comp.c b/drivers/net/ppp/bsd_comp.c similarity index 100% rename from drivers/net/bsd_comp.c rename to drivers/net/ppp/bsd_comp.c diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp/ppp_async.c similarity index 100% rename from drivers/net/ppp_async.c rename to drivers/net/ppp/ppp_async.c diff --git a/drivers/net/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c similarity index 100% rename from drivers/net/ppp_deflate.c rename to drivers/net/ppp/ppp_deflate.c diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp/ppp_generic.c similarity index 100% rename from drivers/net/ppp_generic.c rename to drivers/net/ppp/ppp_generic.c diff --git a/drivers/net/ppp_mppe.c b/drivers/net/ppp/ppp_mppe.c similarity index 100% rename from drivers/net/ppp_mppe.c rename to drivers/net/ppp/ppp_mppe.c diff --git a/drivers/net/ppp_mppe.h b/drivers/net/ppp/ppp_mppe.h similarity index 100% rename from drivers/net/ppp_mppe.h rename to drivers/net/ppp/ppp_mppe.h diff --git a/drivers/net/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c similarity index 100% rename from drivers/net/ppp_synctty.c rename to drivers/net/ppp/ppp_synctty.c diff --git a/drivers/net/pppoe.c b/drivers/net/ppp/pppoe.c similarity index 100% rename from drivers/net/pppoe.c rename to drivers/net/ppp/pppoe.c diff --git a/drivers/net/pppox.c b/drivers/net/ppp/pppox.c similarity index 100% rename from drivers/net/pppox.c rename to drivers/net/ppp/pppox.c diff --git a/drivers/net/pptp.c b/drivers/net/ppp/pptp.c similarity index 100% rename from drivers/net/pptp.c rename to drivers/net/ppp/pptp.c