tuntap-simple (empty) → 0.1.0.0

raw patch · 4 files changed

+105/−0 lines, 4 filesdep +basedep +ioctlsetup-changed

Dependencies added: base, ioctl

Files

• LICENSE +30/−0
• Setup.hs +2/−0
• src/Network/TUNTAP.hsc +47/−0
• tuntap-simple.cabal +26/−0

@@ -0,0 +1,30 @@+Copyright Zesen Qian (c) 2016++All rights reserved.++Redistribution and use in source and binary forms, with or without+modification, are permitted provided that the following conditions are met:++    * Redistributions of source code must retain the above copyright+      notice, this list of conditions and the following disclaimer.++    * Redistributions in binary form must reproduce the above+      copyright notice, this list of conditions and the following+      disclaimer in the documentation and/or other materials provided+      with the distribution.++    * Neither the name of Zesen Qian nor the names of other+      contributors may be used to endorse or promote products derived+      from this software without specific prior written permission.++THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

@@ -0,0 +1,2 @@+import Distribution.Simple+main = defaultMain

@@ -0,0 +1,47 @@+{-# LANGUAGE ForeignFunctionInterface #-}+module Network.TUNTAP where++import Foreign+import Foreign.C.String++import Data.Bits++import System.Posix.IOCtl++#include <sys/ioctl.h>+#include <sys/socket.h>+#include <linux/if.h>+#include <linux/if_tun.h>++data Flag = TUN | TAP | NO_PI | MULTI_QUEUE+  deriving (Eq)++data Ifreq = Ifreq { flags :: [Flag]+                   , name :: String}++sheet = [ (#{const IFF_TUN}, TUN)+        , (#{const IFF_TAP}, TAP)+        , (#{const IFF_NO_PI}, NO_PI)+        , (#{const IFF_MULTI_QUEUE}, MULTI_QUEUE)+        ]++instance Storable Ifreq where+  alignment _ = #{alignment struct ifreq}+  sizeOf _ = #{size struct ifreq}+  peek ptr = do +    flags_ <- #{peek struct ifreq, ifr_flags} ptr :: IO (#{type typeof(((struct ifreq *)0)->ifr_flags)})+    let flags = foldr (\a b -> if ((fst a) .&. flags_) /= 0 then (snd a) : b else b) [] sheet +    name <- peekCString $ #{ptr struct ifreq, ifr_name} ptr+    return (Ifreq flags name)+  poke ptr (Ifreq flags name) = do+    #{poke struct ifreq, ifr_flags} ptr+      ((foldr (\a b -> if elem (snd a) flags then b .|. (fst a) else b) 0 sheet) :: #{type typeof(((struct ifreq *)0)->ifr_flags)})+    withCStringLen (take maxLen name) $ uncurry (copyArray $ #{ptr struct ifreq, ifr_name} ptr)+    where maxLen = #{const IFNAMSIZ}++--foreign import ccall "tunsetiff" tunsetiff :: CInt++data TUNSETIFF = TUNSETIFF++instance IOControl TUNSETIFF Ifreq where+  ioctlReq _ = #{const TUNSETIFF}

@@ -0,0 +1,26 @@+name:                tuntap-simple+version:             0.1.0.0+synopsis:            A simple tun/tap library+description:         Please see README.md+homepage:            https://github.com/riaqn/tuntap-simple#readme+license:             BSD3+license-file:        LICENSE+author:              Zesen Qian+maintainer:          haskell@riaqn.org+copyright:           GPL3+category:            Network+build-type:          Simple+-- extra-source-files:+cabal-version:       >=1.10++library+  hs-source-dirs:      src+  exposed-modules:     Network.TUNTAP+  build-depends:       base >= 4.7 && < 5+                     , ioctl+  default-language:    Haskell2010+  default-extensions:  MultiParamTypeClasses++source-repository head+  type:     git+  location: https://github.com/riaqn/tuntap-simple