3 files changed, 201 insertions, 0 deletions
diff --git a/openvpn/README b/openvpn/README
new file mode 100644
index 00000000..bf2205c2
--- /dev/null
+++ b/openvpn/README
@@ -0,0 +1,6 @@
+OpenVPN binary, build scripts
+Works using a GCC minGW32 cross-compiler on Debian/Ubuntu
+Produces a working MS Windows executable
+openvpn.exe: PE32 executable (DLL) (console) Intel 80386, for MS Windows
+goes smooth for the 99%, might still need some slapping the flags around now and then
+ -jrml
diff --git a/openvpn/Sources b/openvpn/Sources
new file mode 100644
index 00000000..e2fe7bb3
--- /dev/null
+++ b/openvpn/Sources
@@ -0,0 +1,4 @@
+lzo		-2.06	.tar.gz
+opensc		-0.12.2	.tar.gz
+openssl		-1.0.1c	.tar.gz
+polarssl	-1.1.4	.tgz
diff --git a/openvpn/build.zsh b/openvpn/build.zsh
new file mode 100755
index 00000000..b36717c1
--- /dev/null
+++ b/openvpn/build.zsh
@@ -0,0 +1,191 @@
+#!/bin/zsh
+#
+# Copyright (C) 2012 Denis Roio <jaromil@dyne.org>
+#
+# This source  code is free  software; you can redistribute  it and/or
+# modify it under the terms of  the GNU Public License as published by
+# the Free  Software Foundation; either  version 3 of the  License, or
+# (at your option) any later version.
+#
+# This source code is distributed in  the hope that it will be useful,
+# but  WITHOUT ANY  WARRANTY;  without even  the  implied warranty  of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# Please refer to the GNU Public License for more details.
+#
+# You should have received a copy of the GNU Public License along with
+# this source code; if not, write to:
+# Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+
+REPO="http://files.dyne.org/leap/openvpn/sources"
+TOPSRC=`pwd`
+QUIET=0
+DEBUG=0
+
+
+autoload colors; colors
+# standard output message routines
+# it's always useful to wrap them, in case we change behaviour later
+notice() { if [[ $QUIET == 0 ]]; then print "$fg_bold[green][*]$fg_no_bold[default] $1" >&2; fi }
+error()  { if [[ $QUIET == 0 ]]; then print "$fg[red][!]$fg[default] $1" >&2; fi }
+func()   { if [[ $DEBUG == 1 ]]; then print "$fg[blue][D]$fg[default] $1" >&2; fi }
+act()    {
+    if [[ $QUIET == 0 ]]; then
+	if [ "$1" = "-n" ]; then
+	    print -n "$fg_bold[white] . $fg_no_bold[default] $2" >&2;
+	else
+	    print "$fg_bold[white] . $fg_no_bold[default] $1" >&2;
+	fi
+    fi
+}
+
+{ test "$1" = "clean" } && {
+	notice "Cleaning up all build in ${TOPSRC}"
+	for src in `cat Sources | awk '
+/^#/ {next}
+/^./ { print $1 }'`; do
+		{ test "$src" != "" } && { rm -rf "${src}" }
+	done
+	act "Done."
+	return 0
+}
+
+os="`uname -s`"
+target="$1"
+notice "OpenVPN build on $os for $target in ${TOPSRC}"
+
+prepare_sources() {
+    notice "Preparing sources"
+    # look for a file names "Sources", download and decompress entries
+    # format of file: name version compression (complete filename when merged)
+    { test -r Sources } || {
+	error "Sources not found, nothing to build here"
+	return 1
+    }
+    for src in `cat Sources | awk '
+/^#/ {next}
+/^./ { print $1 ";" $2 ";" $3 }'`; do
+	name="${src[(ws:;:)1]}"
+	ver="${src[(ws:;:)2]}"
+	arch="${src[(ws:;:)3]}"
+	file="${name}${ver}${arch}"
+	func "preparing source for ${name}${ver}"
+
+	{ test "$1" != "" } && {
+	    test "$1" != "$name" } && {
+	    continue }
+
+	# download the file
+	{ test -r ${file} } || {
+	    act "downloading ${file}"
+	    curl ${REPO}/${file} -o ${file}
+	}
+	# decompress the file
+	{ test -r ${name} } || {
+	    act "decompressing ${name}"
+	    case $arch in
+		## BARE SOURCE
+		.tar.gz)  tar xfz ${file}; mv ${name}${ver} ${name} ;;
+		.tar.bz2) tar xfj ${file}; mv ${name}${ver} ${name} ;;
+		.tgz) tar xfz ${file}; mv ${name}${ver} ${name} ;;
+		*) error "compression not supported: $arch"
+	    esac
+	}
+	act "${name} source ready"
+    done
+}
+
+act "Downloading sources"
+
+# git clone latest openvpn
+{ test -r openvpn } || { git clone https://github.com/OpenVPN/openvpn.git }
+
+case "$os" in
+    Darwin)
+	prepare_sources lzo
+	prepare_sources polarssl
+	;;
+    Linux) # Cross-compile for Win32
+	prepare_sources lzo
+	prepare_sources opensc
+	prepare_sources openssl
+	# tap windows
+	{ test -r tap-windows } || { git clone https://github.com/OpenVPN/tap-windows.git }
+	;;
+esac
+
+notice "Sources ready, now compiling..."
+LOG="`pwd`/build.log"; touch ${LOG}
+act "logs saved in build.log"
+
+case "$target" in
+    osx)
+	{ test -r polarssl/library/libpolarssl.a } || {
+	    act "building PolarSSL..."
+	    pushd polarssl
+	    CC=clang cmake . >> ${LOG}
+	    make -C library clean
+	    cat CMakeCache.txt | awk '
+/^CMAKE_C_COMPILER/ { print "CMAKE_C_COMPILER:FILEPATH=/usr/bin/clang"; next }
+/^CMAKE_BUILD_TYPE/ { print $1 "Release"; next }
+/^CMAKE_C_FLAGS:STRING/ { print "CMAKE_C_FLAGS:STRING=-arch x86_64 -arch i386"; next }
+{ print $0 }
+' > CMakeCache.leap
+	    cp CMakeCache.leap CMakeCache.txt
+	    make -C library >> ${LOG}
+	    popd
+	    act "done."
+	}
+
+	act "building OpenVPN"
+	pushd openvpn
+	CC=clang CFLAGS="-arch x86_64 -arch i386" \
+	    LZO_LIBS="/opt/local/lib/liblzo2.a" LZO_CFLAGS="-I/opt/local/include" \
+	    POLARSSL_CFLAGS="-I${TOPSRC}/polarssl/include" \
+	    POLARSSL_LIBS="${TOPSRC}/polarssl/library/libpolarssl.a" \
+	    ./configure --with-crypto-library=polarssl >> ${LOG}
+	make src/openvpn/openvpn
+	popd
+	act "done."
+	;;
+
+    win32)
+	{ test -r lzo/src/liblzo2.la } || { pushd lzo
+	    act "building LZO lib"
+	    ./configure --host=i586-mingw32msvc >> ${LOG}
+	    make >> ${LOG}; popd }
+	# openssl
+	{ test -r openssl/libssl.a } || {
+	    act "building OpenSSL lib"
+	    pushd openssl
+	    ./Configure --cross-compile-prefix=i586-mingw32msvc- mingw >> ${LOG}
+	    make ${LOG}; popd }
+
+	pushd openvpn
+	act "building latest OpenVPN"
+	{ test -r configure } || {
+	    sed -i -e 's/-municode//' src/openvpn/Makefile.am
+	    autoreconf -i >> ${LOG}
+	}
+	CFLAGS="-I/usr/i586-mingw32msvc/include/ddk -D_WIN32_WINNT=0x0501" \
+	    LZO_LIBS="${TOPSRC}/lzo/src/liblzo2.la" \
+	    LZO_CFLAGS="-I${TOPSRC}/lzo/include" \
+	    TAP_CFLAGS="-I${TOPSRC}/tap-windows/src" \
+	    OPENSSL_SSL_CFLAGS="-I${TOPSRC}/openssl/include" \
+	    OPENSSL_CRYPTO_CFLAGS="-I${TOPSRC}/openssl/crypto" \
+	    OPENSSL_SSL_LIBS="${TOPSRC}/openssl/libssl.a" \
+	    OPENSSL_CRYPTO_LIBS="${TOPSRC}/openssl/libcrypto.a" \
+	    ./configure --host=i586-mingw32msvc >> ${LOG}
+	make >> ${LOG}
+	popd
+
+	act "If OpenVPN build reports a final error on linkage, it might be due to a libtool bug"
+	act "(something like undefined reference to _WinMain@16)"
+	act "You need to go inside openvpn/src/openvpn and issue the last compile line manually"
+	act "adding an flat '-shared' at the end of it, then do 'cp .libs/openvpn.exe .'"
+	act "Happy hacking."
+	;;
+    *)
+	error "Unknown target: $target"
+	;;
+esac