feat: initial commit with build system

2025-01-19 20:46:46 -05:00
parent 8c4c6674a1
commit 6b33f1a5ba
12 changed files with 277 additions and 101 deletions
@@ -0,0 +1,125 @@
+{ pkgs, libpcap-src, winpcap-installer, freebsd-libs-packed }:
+let
+  freebsd-libs = pkgs.stdenv.mkDerivation {
+    name = "freebsd-libs";
+
+    buildInputs = with pkgs; [ gnutar ];
+
+    unpackPhase = ''
+      mkdir -p $out
+      tar xvJpf ${freebsd-libs-packed} -C $out ./usr/lib
+      tar xvJpf ${freebsd-libs-packed} -C $out ./usr/include
+    '';
+  };
+
+  bsd-toolchain = with pkgs.pkgsCross.x86_64-freebsd.buildPackages;
+    pkgs.writeText "bsd-toolchain.cmake" ''
+      set(CMAKE_SYSTEM_NAME FreeBSD)
+
+      set(CMAKE_C_COMPILER   ${clang}/bin/x86_64-unknown-freebsd-clang)
+      set(CMAKE_CXX_COMPILER ${clang}/bin/x86_64-unknown-freebsd-clang++)
+
+      set(CMAKE_FIND_ROOT_PATH ${freebsd-libs})
+
+      set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+      set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+      set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+    '';
+in {
+  inherit freebsd-libs;
+
+  winpcap-drivers = pkgs.stdenv.mkDerivation {
+    name = "winpcap-drivers";
+
+    buildInputs = with pkgs; [ p7zip ];
+
+    # extract only the 64 bit drivers
+    unpackPhase = ''
+      mkdir -p $out
+      printf 'Y\nN\n' | 7z e "${winpcap-installer}" '$SYSDIR/drivers/npf.sys'
+      mv npf.sys $out/npf.sys
+    '';
+  };
+
+  libnl = pkgs.stdenv.mkDerivation {
+    name = "libnl-static";
+
+    buildInputs = with pkgs; [ autoconf automake libtool ];
+
+  };
+
+  libpcap-linux = pkgs.stdenv.mkDerivation {
+    name = "libpcap-static-linux";
+
+    buildInputs = with pkgs; [ automake bison cmake flex ];
+
+    src = libpcap-src;
+
+    configurePhase = ''
+      cmake \
+            -DCMAKE_BUILD_TYPE=MinSizeRel \
+            -DBUILD_SHARED_LIBS=OFF \
+            -DDISABLE_BLUETOOTH=ON \
+            -DDISABLE_DAG=ON \
+            -DDISABLE_DBUS=ON \
+            -DDISABLE_DPDK=ON \
+            -DDISABLE_NETMAP=ON \
+            -DDISABLE_RDMA=ON \
+            -DDISABLE_LINUX_USBMON=ON \
+            -DDISABLE_SNF=ON \
+            -DPCAP_TYPE=linux \
+            .
+    '';
+
+    buildPhase = ''
+      cmake --build . --target pcap_static
+    '';
+
+    installPhase = ''
+      mkdir -p $out/lib
+
+      cp libpcap.a $out/lib
+    '';
+  };
+
+  libpcap-freebsd = pkgs.stdenv.mkDerivation {
+    name = "libpcap-static-freebsd";
+
+    nativeBuildInputs = with pkgs.pkgsCross.x86_64-freebsd.buildPackages; [
+      clang
+      lld
+      automake
+      bison
+      cmake
+      flex
+    ];
+
+    src = libpcap-src;
+
+    configurePhase = ''
+      cmake \
+            -DCMAKE_TOOLCHAIN_FILE=${bsd-toolchain} \
+            -DCMAKE_BUILD_TYPE=MinSizeRel \
+            -DBUILD_SHARED_LIBS=OFF \
+            -DDISABLE_BLUETOOTH=ON \
+            -DDISABLE_DAG=ON \
+            -DDISABLE_DBUS=ON \
+            -DDISABLE_DPDK=ON \
+            -DDISABLE_NETMAP=ON \
+            -DDISABLE_RDMA=ON \
+            -DDISABLE_SNF=ON \
+            -DPCAP_TYPE=bpf \
+            .
+    '';
+
+    buildPhase = ''
+      cmake --build . --target pcap_static
+    '';
+
+    installPhase = ''
+      mkdir -p $out/lib
+
+      cp libpcap.a $out/lib
+    '';
+  };
+}