10 files changed, 2259 insertions, 0 deletions

diff --git a/src/libcharon/plugins/nm/Makefile.am b/src/libcharon/plugins/nm/Makefile.am
new file mode 100644
index 000000000..8e12a72be
--- /dev/null
+++ b/src/libcharon/plugins/nm/Makefile.am
@@ -0,0 +1,21 @@
+
+INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \
+	-I$(top_srcdir)/src/libcharon ${nm_CFLAGS}
+
+AM_CFLAGS = -rdynamic \
+  -DNM_CA_DIR=\"${nm_ca_dir}\"
+
+if MONOLITHIC
+noinst_LTLIBRARIES = libstrongswan-nm.la
+else
+plugin_LTLIBRARIES = libstrongswan-nm.la
+endif
+
+libstrongswan_nm_la_SOURCES = \
+	nm_plugin.h nm_plugin.c \
+	nm_service.h nm_service.c \
+	nm_creds.h nm_creds.c \
+	nm_handler.h nm_handler.c
+
+libstrongswan_nm_la_LDFLAGS = -module -avoid-version
+libstrongswan_nm_la_LIBADD  = ${nm_LIBS}
diff --git a/src/libcharon/plugins/nm/Makefile.in b/src/libcharon/plugins/nm/Makefile.in
new file mode 100644
index 000000000..c7f288f54
--- /dev/null
+++ b/src/libcharon/plugins/nm/Makefile.in
@@ -0,0 +1,595 @@
+# Makefile.in generated by automake 1.11 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
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+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
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+install_sh_PROGRAM = $(install_sh) -c
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+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+subdir = src/libcharon/plugins/nm
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+am__aclocal_m4_deps = $(top_srcdir)/m4/config/libtool.m4 \
+	$(top_srcdir)/m4/config/ltoptions.m4 \
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+	$(top_srcdir)/m4/config/ltversion.m4 \
+	$(top_srcdir)/m4/config/lt~obsolete.m4 \
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+  sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
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+libstrongswan_nm_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+am_libstrongswan_nm_la_OBJECTS = nm_plugin.lo nm_service.lo \
+	nm_creds.lo nm_handler.lo
+libstrongswan_nm_la_OBJECTS = $(am_libstrongswan_nm_la_OBJECTS)
+libstrongswan_nm_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(libstrongswan_nm_la_LDFLAGS) $(LDFLAGS) -o $@
+@MONOLITHIC_FALSE@am_libstrongswan_nm_la_rpath = -rpath $(plugindir)
+@MONOLITHIC_TRUE@am_libstrongswan_nm_la_rpath =
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+INCLUDES = -I$(top_srcdir)/src/libstrongswan -I$(top_srcdir)/src/libhydra \
+	-I$(top_srcdir)/src/libcharon ${nm_CFLAGS}
+
+AM_CFLAGS = -rdynamic \
+  -DNM_CA_DIR=\"${nm_ca_dir}\"
+
+@MONOLITHIC_TRUE@noinst_LTLIBRARIES = libstrongswan-nm.la
+@MONOLITHIC_FALSE@plugin_LTLIBRARIES = libstrongswan-nm.la
+libstrongswan_nm_la_SOURCES = \
+	nm_plugin.h nm_plugin.c \
+	nm_service.h nm_service.c \
+	nm_creds.h nm_creds.c \
+	nm_handler.h nm_handler.c
+
+libstrongswan_nm_la_LDFLAGS = -module -avoid-version
+libstrongswan_nm_la_LIBADD = ${nm_LIBS}
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+
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+	      exit 1;; \
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+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --gnu src/libcharon/plugins/nm/Makefile
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+	}
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+	done
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+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/nm_service.Plo@am__quote@
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+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+	for dir in "$(DESTDIR)$(plugindir)"; do \
+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+	done
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	clean-pluginLTLIBRARIES mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am: install-pluginLTLIBRARIES
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-pluginLTLIBRARIES
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLTLIBRARIES clean-pluginLTLIBRARIES \
+	ctags distclean distclean-compile distclean-generic \
+	distclean-libtool distclean-tags distdir dvi dvi-am html \
+	html-am info info-am install install-am install-data \
+	install-data-am install-dvi install-dvi-am install-exec \
+	install-exec-am install-html install-html-am install-info \
+	install-info-am install-man install-pdf install-pdf-am \
+	install-pluginLTLIBRARIES install-ps install-ps-am \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am \
+	uninstall-pluginLTLIBRARIES
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/libcharon/plugins/nm/nm_creds.c b/src/libcharon/plugins/nm/nm_creds.c
new file mode 100644
index 000000000..193838e6b
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_creds.c
@@ -0,0 +1,447 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "nm_creds.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include <daemon.h>
+#include <threading/rwlock.h>
+#include <credentials/certificates/x509.h>
+
+typedef struct private_nm_creds_t private_nm_creds_t;
+
+/**
+ * private data of nm_creds
+ */
+struct private_nm_creds_t {
+
+	/**
+	 * public functions
+	 */
+	nm_creds_t public;
+
+	/**
+	 * List of trusted certificates, certificate_t*
+	 */
+	linked_list_t *certs;
+
+	/**
+	 * User name
+	 */
+	identification_t *user;
+
+	/**
+	 * User password
+	 */
+	char *pass;
+
+	/**
+	 * users certificate
+	 */
+	certificate_t *usercert;
+
+	/**
+	 * users private key
+	 */
+	private_key_t *key;
+
+	/**
+	 * read/write lock
+	 */
+	rwlock_t *lock;
+};
+
+/**
+ * Enumerator for user certificate
+ */
+static enumerator_t *create_usercert_enumerator(private_nm_creds_t *this,
+							certificate_type_t cert, key_type_t key)
+{
+	public_key_t *public;
+
+	if (cert != CERT_ANY && cert != this->usercert->get_type(this->usercert))
+	{
+		return NULL;
+	}
+	if (key != KEY_ANY)
+	{
+		public = this->usercert->get_public_key(this->usercert);
+		if (!public)
+		{
+			return NULL;
+		}
+		if (public->get_type(public) != key)
+		{
+			public->destroy(public);
+			return NULL;
+		}
+		public->destroy(public);
+	}
+	this->lock->read_lock(this->lock);
+	return enumerator_create_cleaner(
+								enumerator_create_single(this->usercert, NULL),
+								(void*)this->lock->unlock, this->lock);
+}
+
+/**
+ * CA certificate enumerator data
+ */
+typedef struct {
+	/** ref to credential credential store */
+	private_nm_creds_t *this;
+	/** type of key we are looking for */
+	key_type_t key;
+	/** CA certificate ID */
+	identification_t *id;
+} cert_data_t;
+
+/**
+ * Destroy CA certificate enumerator data
+ */
+static void cert_data_destroy(cert_data_t *data)
+{
+	data->this->lock->unlock(data->this->lock);
+	free(data);
+}
+
+/**
+ * Filter function for certificates enumerator
+ */
+static bool cert_filter(cert_data_t *data, certificate_t **in,
+						 certificate_t **out)
+{
+	certificate_t *cert = *in;
+	public_key_t *public;
+
+	public = cert->get_public_key(cert);
+	if (!public)
+	{
+		return FALSE;
+	}
+	if (data->key != KEY_ANY && public->get_type(public) != data->key)
+	{
+		public->destroy(public);
+		return FALSE;
+	}
+	if (data->id && data->id->get_type(data->id) == ID_KEY_ID &&
+		public->has_fingerprint(public, data->id->get_encoding(data->id)))
+	{
+		public->destroy(public);
+		*out = cert;
+		return TRUE;
+	}
+	public->destroy(public);
+	if (data->id && !cert->has_subject(cert, data->id))
+	{
+		return FALSE;
+	}
+	*out = cert;
+	return TRUE;
+}
+
+/**
+ * Create enumerator for trusted certificates
+ */
+static enumerator_t *create_trusted_cert_enumerator(private_nm_creds_t *this,
+										key_type_t key, identification_t *id)
+{
+	cert_data_t *data = malloc_thing(cert_data_t);
+
+	data->this = this;
+	data->id = id;
+	data->key = key;
+
+	this->lock->read_lock(this->lock);
+	return enumerator_create_filter(
+					this->certs->create_enumerator(this->certs),
+					(void*)cert_filter, data, (void*)cert_data_destroy);
+}
+
+/**
+ * Implements credential_set_t.create_cert_enumerator
+ */
+static enumerator_t* create_cert_enumerator(private_nm_creds_t *this,
+							certificate_type_t cert, key_type_t key,
+							identification_t *id, bool trusted)
+{
+	if (id && this->usercert &&
+		id->equals(id, this->usercert->get_subject(this->usercert)))
+	{
+		return create_usercert_enumerator(this, cert, key);
+	}
+	if (cert == CERT_X509 || cert == CERT_ANY)
+	{
+		return create_trusted_cert_enumerator(this, key, id);
+	}
+	return NULL;
+}
+
+/**
+ * Implements credential_set_t.create_cert_enumerator
+ */
+static enumerator_t* create_private_enumerator(private_nm_creds_t *this,
+										key_type_t type, identification_t *id)
+{
+	if (this->key == NULL)
+	{
+		return NULL;
+	}
+	if (type != KEY_ANY && type != this->key->get_type(this->key))
+	{
+		return NULL;
+	}
+	if (id && id->get_type(id) != ID_ANY)
+	{
+		if (id->get_type(id) != ID_KEY_ID ||
+			!this->key->has_fingerprint(this->key, id->get_encoding(id)))
+		{
+			return NULL;
+		}
+	}
+	this->lock->read_lock(this->lock);
+	return enumerator_create_cleaner(enumerator_create_single(this->key, NULL),
+									 (void*)this->lock->unlock, this->lock);
+}
+
+/**
+ * shared key enumerator implementation
+ */
+typedef struct {
+	enumerator_t public;
+	private_nm_creds_t *this;
+	shared_key_t *key;
+	bool done;
+} shared_enumerator_t;
+
+/**
+ * enumerate function for shared enumerator
+ */
+static bool shared_enumerate(shared_enumerator_t *this, shared_key_t **key,
+							 id_match_t *me, id_match_t *other)
+{
+	if (this->done)
+	{
+		return FALSE;
+	}
+	*key = this->key;
+	*me = ID_MATCH_PERFECT;
+	*other = ID_MATCH_ANY;
+	this->done = TRUE;
+	return TRUE;
+}
+
+/**
+ * Destroy function for shared enumerator
+ */
+static void shared_destroy(shared_enumerator_t *this)
+{
+	this->key->destroy(this->key);
+	this->this->lock->unlock(this->this->lock);
+	free(this);
+}
+/**
+ * Implements credential_set_t.create_cert_enumerator
+ */
+static enumerator_t* create_shared_enumerator(private_nm_creds_t *this,
+							shared_key_type_t type,	identification_t *me,
+							identification_t *other)
+{
+	shared_enumerator_t *enumerator;
+
+	if (!this->pass || !this->user)
+	{
+		return NULL;
+	}
+	if (type != SHARED_EAP && type != SHARED_IKE)
+	{
+		return NULL;
+	}
+	if (me && !me->equals(me, this->user))
+	{
+		return NULL;
+	}
+
+	enumerator = malloc_thing(shared_enumerator_t);
+	enumerator->public.enumerate = (void*)shared_enumerate;
+	enumerator->public.destroy = (void*)shared_destroy;
+	enumerator->this = this;
+	enumerator->done = FALSE;
+	this->lock->read_lock(this->lock);
+	enumerator->key = shared_key_create(type,
+										chunk_clone(chunk_create(this->pass,
+													strlen(this->pass))));
+	return &enumerator->public;
+}
+
+/**
+ * Implementation of nm_creds_t.add_certificate
+ */
+static void add_certificate(private_nm_creds_t *this, certificate_t *cert)
+{
+	this->lock->write_lock(this->lock);
+	this->certs->insert_last(this->certs, cert);
+	this->lock->unlock(this->lock);
+}
+
+/**
+ * Load a certificate file
+ */
+static void load_ca_file(private_nm_creds_t *this, char *file)
+{
+	certificate_t *cert;
+
+	/* We add the CA constraint, as many CAs miss it */
+	cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+							  BUILD_FROM_FILE, file, BUILD_END);
+	if (!cert)
+	{
+		DBG1(DBG_CFG, "loading CA certificate '%s' failed", file);
+	}
+	else
+	{
+		DBG2(DBG_CFG, "loaded CA certificate '%Y'", cert->get_subject(cert));
+		x509_t *x509 = (x509_t*)cert;
+		if (!(x509->get_flags(x509) & X509_SELF_SIGNED))
+		{
+			DBG1(DBG_CFG, "%Y is not self signed", cert->get_subject(cert));
+		}
+		this->certs->insert_last(this->certs, cert);
+	}
+}
+
+/**
+ * Implementation of nm_creds_t.load_ca_dir
+ */
+static void load_ca_dir(private_nm_creds_t *this, char *dir)
+{
+	enumerator_t *enumerator;
+	char *rel, *abs;
+	struct stat st;
+
+	enumerator = enumerator_create_directory(dir);
+	if (enumerator)
+	{
+		while (enumerator->enumerate(enumerator, &rel, &abs, &st))
+		{
+			/* skip '.', '..' and hidden files */
+			if (rel[0] != '.')
+			{
+				if (S_ISDIR(st.st_mode))
+				{
+					load_ca_dir(this, abs);
+				}
+				else if (S_ISREG(st.st_mode))
+				{
+					load_ca_file(this, abs);
+				}
+			}
+		}
+		enumerator->destroy(enumerator);
+	}
+}
+
+/**
+ * Implementation of nm_creds_t.set_password
+ */
+static void set_username_password(private_nm_creds_t *this, identification_t *id,
+						 char *password)
+{
+	this->lock->write_lock(this->lock);
+	DESTROY_IF(this->user);
+	this->user = id->clone(id);
+	free(this->pass);
+	this->pass = password ? strdup(password) : NULL;
+	this->lock->unlock(this->lock);
+}
+
+/**
+ * Implementation of nm_creds_t.set_cert_and_key
+ */
+static void set_cert_and_key(private_nm_creds_t *this, certificate_t *cert,
+							 private_key_t *key)
+{
+	this->lock->write_lock(this->lock);
+	DESTROY_IF(this->key);
+	DESTROY_IF(this->usercert);
+	this->key = key;
+	this->usercert = cert;
+	this->lock->unlock(this->lock);
+}
+
+/**
+ * Implementation of nm_creds_t.clear
+ */
+static void clear(private_nm_creds_t *this)
+{
+	certificate_t *cert;
+
+	while (this->certs->remove_last(this->certs, (void**)&cert) == SUCCESS)
+	{
+		cert->destroy(cert);
+	}
+	DESTROY_IF(this->user);
+	free(this->pass);
+	DESTROY_IF(this->usercert);
+	DESTROY_IF(this->key);
+	this->key = NULL;
+	this->usercert = NULL;
+	this->pass = NULL;
+	this->user = NULL;
+}
+
+/**
+ * Implementation of nm_creds_t.destroy
+ */
+static void destroy(private_nm_creds_t *this)
+{
+	clear(this);
+	this->certs->destroy(this->certs);
+	this->lock->destroy(this->lock);
+	free(this);
+}
+
+/*
+ * see header file
+ */
+nm_creds_t *nm_creds_create()
+{
+	private_nm_creds_t *this = malloc_thing(private_nm_creds_t);
+
+	this->public.set.create_private_enumerator = (void*)create_private_enumerator;
+	this->public.set.create_cert_enumerator = (void*)create_cert_enumerator;
+	this->public.set.create_shared_enumerator = (void*)create_shared_enumerator;
+	this->public.set.create_cdp_enumerator = (void*)return_null;
+	this->public.set.cache_cert = (void*)nop;
+	this->public.add_certificate = (void(*)(nm_creds_t*, certificate_t *cert))add_certificate;
+	this->public.load_ca_dir = (void(*)(nm_creds_t*, char *dir))load_ca_dir;
+	this->public.set_username_password = (void(*)(nm_creds_t*, identification_t *id, char *password))set_username_password;
+	this->public.set_cert_and_key = (void(*)(nm_creds_t*, certificate_t *cert, private_key_t *key))set_cert_and_key;
+	this->public.clear = (void(*)(nm_creds_t*))clear;
+	this->public.destroy = (void(*)(nm_creds_t*))destroy;
+
+	this->lock = rwlock_create(RWLOCK_TYPE_DEFAULT);
+
+	this->certs = linked_list_create();
+	this->user = NULL;
+	this->pass = NULL;
+	this->usercert = NULL;
+	this->key = NULL;
+
+	return &this->public;
+}
+
diff --git a/src/libcharon/plugins/nm/nm_creds.h b/src/libcharon/plugins/nm/nm_creds.h
new file mode 100644
index 000000000..b55cff31e
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_creds.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup nm_creds nm_creds
+ * @{ @ingroup nm
+ */
+
+#ifndef NM_CREDS_H_
+#define NM_CREDS_H_
+
+#include <credentials/keys/private_key.h>
+#include <credentials/credential_set.h>
+
+typedef struct nm_creds_t nm_creds_t;
+
+/**
+ * NetworkManager credentials helper.
+ */
+struct nm_creds_t {
+
+	/**
+	 * Implements credential_set_t
+	 */
+	credential_set_t set;
+
+	/**
+	 * Add a trusted gateway certificate to serve by this set.
+	 *
+	 * @param cert		certificate to serve
+	 */
+	void (*add_certificate)(nm_creds_t *this, certificate_t *cert);
+
+	/**
+	 * Load CA certificates recursively from a directory.
+	 *
+	 * @param dir		directory to PEM encoded CA certificates
+	 */
+	void (*load_ca_dir)(nm_creds_t *this, char *dir);
+
+	/**
+	 * Set the username/password for authentication.
+	 *
+	 * @param id		ID of the user
+	 * @param password	password to use for authentication
+	 */
+	void (*set_username_password)(nm_creds_t *this, identification_t *id,
+								  char *password);
+	/**
+	 * Set the certificate and private key to use for client authentication.
+	 *
+	 * @param cert		client certificate
+	 * @param key		associated private key
+	 */
+	void (*set_cert_and_key)(nm_creds_t *this, certificate_t *cert,
+							 private_key_t *key);
+	/**
+	 * Clear the stored credentials.
+	 */
+	void (*clear)(nm_creds_t *this);
+
+	/**
+	 * Destroy a nm_creds instance.
+	 */
+	void (*destroy)(nm_creds_t *this);
+};
+
+/**
+ * Create a nm_creds instance.
+ */
+nm_creds_t *nm_creds_create();
+
+#endif /** NM_CREDS_H_ @}*/
diff --git a/src/libcharon/plugins/nm/nm_handler.c b/src/libcharon/plugins/nm/nm_handler.c
new file mode 100644
index 000000000..eacb54dda
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_handler.c
@@ -0,0 +1,193 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "nm_handler.h"
+
+#include <daemon.h>
+
+typedef struct private_nm_handler_t private_nm_handler_t;
+
+/**
+ * Private data of an nm_handler_t object.
+ */
+struct private_nm_handler_t {
+
+	/**
+	 * Public nm_handler_t interface.
+	 */
+	nm_handler_t public;
+
+	/**
+	 * list of received DNS server attributes, pointer to 4 byte data
+	 */
+	linked_list_t *dns;
+
+	/**
+	 * list of received NBNS server attributes, pointer to 4 byte data
+	 */
+	linked_list_t *nbns;
+};
+
+/**
+ * Implementation of attribute_handler_t.handle
+ */
+static bool handle(private_nm_handler_t *this, identification_t *server,
+				   configuration_attribute_type_t type, chunk_t data)
+{
+	linked_list_t *list;
+
+	switch (type)
+	{
+		case INTERNAL_IP4_DNS:
+			list = this->dns;
+			break;
+		case INTERNAL_IP4_NBNS:
+			list = this->nbns;
+			break;
+		default:
+			return FALSE;
+	}
+	if (data.len != 4)
+	{
+		return FALSE;
+	}
+	list->insert_last(list, chunk_clone(data).ptr);
+	return TRUE;
+}
+
+/**
+ * Implementation of create_attribute_enumerator().enumerate() for WINS
+ */
+static bool enumerate_nbns(enumerator_t *this,
+						   configuration_attribute_type_t *type, chunk_t *data)
+{
+	*type = INTERNAL_IP4_NBNS;
+	*data = chunk_empty;
+	/* done */
+	this->enumerate = (void*)return_false;
+	return TRUE;
+}
+
+/**
+ * Implementation of create_attribute_enumerator().enumerate() for DNS
+ */
+static bool enumerate_dns(enumerator_t *this,
+						  configuration_attribute_type_t *type, chunk_t *data)
+{
+	*type = INTERNAL_IP4_DNS;
+	*data = chunk_empty;
+	/* enumerate WINS server as next attribute ... */
+	this->enumerate = (void*)enumerate_nbns;
+	return TRUE;
+}
+
+/**
+ * Implementation of attribute_handler_t.create_attribute_enumerator
+ */
+static enumerator_t* create_attribute_enumerator(private_nm_handler_t *this,
+										identification_t *server, host_t *vip)
+{
+	if (vip && vip->get_family(vip) == AF_INET)
+	{	/* no IPv6 attributes yet */
+		enumerator_t *enumerator = malloc_thing(enumerator_t);
+		/* enumerate DNS attribute first ... */
+		enumerator->enumerate = (void*)enumerate_dns;
+		enumerator->destroy = (void*)free;
+
+		return enumerator;
+	}
+	return enumerator_create_empty();
+}
+
+/**
+ * convert plain byte ptrs to handy chunk during enumeration
+ */
+static bool filter_chunks(void* null, char **in, chunk_t *out)
+{
+	*out = chunk_create(*in, 4);
+	return TRUE;
+}
+
+/**
+ * Implementation of nm_handler_t.create_enumerator
+ */
+static enumerator_t* create_enumerator(private_nm_handler_t *this,
+									   configuration_attribute_type_t type)
+{
+	linked_list_t *list;
+
+	switch (type)
+	{
+		case INTERNAL_IP4_DNS:
+			list = this->dns;
+			break;
+		case INTERNAL_IP4_NBNS:
+			list = this->nbns;
+			break;
+		default:
+			return enumerator_create_empty();
+	}
+	return enumerator_create_filter(list->create_enumerator(list),
+						(void*)filter_chunks, NULL, NULL);
+}
+
+/**
+ * Implementation of nm_handler_t.reset
+ */
+static void reset(private_nm_handler_t *this)
+{
+	void *data;
+
+	while (this->dns->remove_last(this->dns, (void**)&data) == SUCCESS)
+	{
+		free(data);
+	}
+	while (this->nbns->remove_last(this->nbns, (void**)&data) == SUCCESS)
+	{
+		free(data);
+	}
+}
+
+/**
+ * Implementation of nm_handler_t.destroy.
+ */
+static void destroy(private_nm_handler_t *this)
+{
+	reset(this);
+	this->dns->destroy(this->dns);
+	this->nbns->destroy(this->nbns);
+	free(this);
+}
+
+/**
+ * See header
+ */
+nm_handler_t *nm_handler_create()
+{
+	private_nm_handler_t *this = malloc_thing(private_nm_handler_t);
+
+	this->public.handler.handle = (bool(*)(attribute_handler_t*, identification_t*, configuration_attribute_type_t, chunk_t))handle;
+	this->public.handler.release = (void(*)(attribute_handler_t*, identification_t*, configuration_attribute_type_t, chunk_t))nop;
+	this->public.handler.create_attribute_enumerator = (enumerator_t*(*)(attribute_handler_t*, identification_t *server, host_t *vip))create_attribute_enumerator;
+	this->public.create_enumerator = (enumerator_t*(*)(nm_handler_t*, configuration_attribute_type_t type))create_enumerator;
+	this->public.reset = (void(*)(nm_handler_t*))reset;
+	this->public.destroy = (void(*)(nm_handler_t*))destroy;
+
+	this->dns = linked_list_create();
+	this->nbns = linked_list_create();
+
+	return &this->public;
+}
+
diff --git a/src/libcharon/plugins/nm/nm_handler.h b/src/libcharon/plugins/nm/nm_handler.h
new file mode 100644
index 000000000..bb35ce767
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_handler.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup nm_handler nm_handler
+ * @{ @ingroup nm
+ */
+
+#ifndef NM_HANDLER_H_
+#define NM_HANDLER_H_
+
+#include <attributes/attribute_handler.h>
+
+typedef struct nm_handler_t nm_handler_t;
+
+/**
+ * Handles DNS/NBNS attributes to pass to NM.
+ */
+struct nm_handler_t {
+
+	/**
+	 * Implements attribute handler interface
+	 */
+	attribute_handler_t handler;
+
+	/**
+	 * Create an enumerator over received attributes of a given kind.
+	 *
+	 * @param type		type of attributes to enumerate
+	 * @return			enumerator over attribute data (chunk_t)
+	 */
+	enumerator_t* (*create_enumerator)(nm_handler_t *this,
+									   configuration_attribute_type_t type);
+	/**
+	 * Reset state, flush all received attributes.
+	 */
+	void (*reset)(nm_handler_t *this);
+
+	/**
+	 * Destroy a nm_handler_t.
+	 */
+	void (*destroy)(nm_handler_t *this);
+};
+
+/**
+ * Create a nm_handler instance.
+ */
+nm_handler_t *nm_handler_create();
+
+#endif /** NM_HANDLER_H_ @}*/
diff --git a/src/libcharon/plugins/nm/nm_plugin.c b/src/libcharon/plugins/nm/nm_plugin.c
new file mode 100644
index 000000000..6087f6589
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_plugin.c
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2008-2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "nm_plugin.h"
+#include "nm_service.h"
+#include "nm_creds.h"
+#include "nm_handler.h"
+
+#include <hydra.h>
+#include <daemon.h>
+#include <processing/jobs/callback_job.h>
+
+#define CAP_DAC_OVERRIDE 1
+
+typedef struct private_nm_plugin_t private_nm_plugin_t;
+
+/**
+ * private data of nm plugin
+ */
+struct private_nm_plugin_t {
+
+	/**
+	 * implements plugin interface
+	 */
+	nm_plugin_t public;
+
+	/**
+	 * NetworkManager service (VPNPlugin)
+	 */
+	NMStrongswanPlugin *plugin;
+
+	/**
+	 * Glib main loop for a thread, handles DBUS calls
+	 */
+	GMainLoop *loop;
+
+	/**
+	 * credential set registered at the daemon
+	 */
+	nm_creds_t *creds;
+
+	/**
+	 * attribute handler regeisterd at the daemon
+	 */
+	nm_handler_t *handler;
+};
+
+/**
+ * NM plugin processing routine, creates and handles NMVPNPlugin
+ */
+static job_requeue_t run(private_nm_plugin_t *this)
+{
+	this->loop = g_main_loop_new(NULL, FALSE);
+	g_main_loop_run(this->loop);
+	return JOB_REQUEUE_NONE;
+}
+
+/**
+ * Implementation of plugin_t.destroy
+ */
+static void destroy(private_nm_plugin_t *this)
+{
+	if (this->loop)
+	{
+		if (g_main_loop_is_running(this->loop))
+		{
+			g_main_loop_quit(this->loop);
+		}
+		g_main_loop_unref(this->loop);
+	}
+	if (this->plugin)
+	{
+		g_object_unref(this->plugin);
+	}
+	charon->credentials->remove_set(charon->credentials, &this->creds->set);
+	hydra->attributes->remove_handler(hydra->attributes, &this->handler->handler);
+	this->creds->destroy(this->creds);
+	this->handler->destroy(this->handler);
+	free(this);
+}
+
+/*
+ * see header file
+ */
+plugin_t *nm_plugin_create()
+{
+	private_nm_plugin_t *this = malloc_thing(private_nm_plugin_t);
+
+	this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
+
+	this->loop = NULL;
+	g_type_init ();
+	if (!g_thread_supported())
+	{
+		g_thread_init(NULL);
+	}
+
+	this->creds = nm_creds_create();
+	this->handler = nm_handler_create();
+	hydra->attributes->add_handler(hydra->attributes, &this->handler->handler);
+	charon->credentials->add_set(charon->credentials, &this->creds->set);
+	this->plugin = nm_strongswan_plugin_new(this->creds, this->handler);
+	if (!this->plugin)
+	{
+		DBG1(DBG_CFG, "DBUS binding failed");
+		destroy(this);
+		return NULL;
+	}
+
+	/* bypass file permissions to read from users ssh-agent */
+	charon->keep_cap(charon, CAP_DAC_OVERRIDE);
+
+	charon->processor->queue_job(charon->processor,
+		 (job_t*)callback_job_create((callback_job_cb_t)run, this, NULL, NULL));
+
+	return &this->public.plugin;
+}
+
diff --git a/src/libcharon/plugins/nm/nm_plugin.h b/src/libcharon/plugins/nm/nm_plugin.h
new file mode 100644
index 000000000..b64b3edf6
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_plugin.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup nm nm
+ * @ingroup cplugins
+ *
+ * @defgroup nm_plugin nm_plugin
+ * @{ @ingroup nm
+ */
+
+#ifndef NM_PLUGIN_H_
+#define NM_PLUGIN_H_
+
+#include <plugins/plugin.h>
+
+typedef struct nm_plugin_t nm_plugin_t;
+
+/**
+ * NetworkManager integration plugin.
+ */
+struct nm_plugin_t {
+
+	/**
+	 * implements plugin interface
+	 */
+	plugin_t plugin;
+};
+
+#endif /** NM_PLUGIN_H_ @}*/
diff --git a/src/libcharon/plugins/nm/nm_service.c b/src/libcharon/plugins/nm/nm_service.c
new file mode 100644
index 000000000..cdf7dc962
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_service.c
@@ -0,0 +1,629 @@
+/*
+ * Copyright (C) 2008-2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <nm-setting-vpn.h>
+#include <nm-setting-connection.h>
+#include "nm_service.h"
+
+#include <daemon.h>
+#include <utils/host.h>
+#include <utils/identification.h>
+#include <config/peer_cfg.h>
+#include <credentials/certificates/x509.h>
+
+#include <stdio.h>
+
+G_DEFINE_TYPE(NMStrongswanPlugin, nm_strongswan_plugin, NM_TYPE_VPN_PLUGIN)
+
+/**
+ * Private data of NMStrongswanPlugin
+ */
+typedef struct {
+	/* implements bus listener interface */
+	listener_t listener;
+	/* IKE_SA we are listening on */
+	ike_sa_t *ike_sa;
+	/* backref to public plugin */
+	NMVPNPlugin *plugin;
+	/* credentials to use for authentication */
+	nm_creds_t *creds;
+	/* attribute handler for DNS/NBNS server information */
+	nm_handler_t *handler;
+	/* name of the connection */
+	char *name;
+} NMStrongswanPluginPrivate;
+
+#define NM_STRONGSWAN_PLUGIN_GET_PRIVATE(o) \
+			(G_TYPE_INSTANCE_GET_PRIVATE ((o), \
+				NM_TYPE_STRONGSWAN_PLUGIN, NMStrongswanPluginPrivate))
+
+/**
+ * convert enumerated handler chunks to a UINT_ARRAY GValue
+ */
+static GValue* handler_to_val(nm_handler_t *handler,
+							 configuration_attribute_type_t type)
+{
+	GValue *val;
+	GArray *array;
+	enumerator_t *enumerator;
+	chunk_t chunk;
+
+	enumerator = handler->create_enumerator(handler, type);
+	array = g_array_new (FALSE, TRUE, sizeof (guint32));
+	while (enumerator->enumerate(enumerator, &chunk))
+	{
+		g_array_append_val (array, *(u_int32_t*)chunk.ptr);
+	}
+	enumerator->destroy(enumerator);
+	val = g_slice_new0 (GValue);
+	g_value_init (val, DBUS_TYPE_G_UINT_ARRAY);
+	g_value_set_boxed (val, array);
+
+	return val;
+}
+
+/**
+ * signal IPv4 config to NM, set connection as established
+ */
+static void signal_ipv4_config(NMVPNPlugin *plugin,
+							   ike_sa_t *ike_sa, child_sa_t *child_sa)
+{
+	GValue *val;
+	GHashTable *config;
+	host_t *me, *other;
+	nm_handler_t *handler;
+
+	config = g_hash_table_new(g_str_hash, g_str_equal);
+	me = ike_sa->get_my_host(ike_sa);
+	other = ike_sa->get_other_host(ike_sa);
+	handler = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin)->handler;
+
+	/* NM requires a tundev, but netkey does not use one. Passing an invalid
+	 * iface makes NM complain, but it accepts it without fiddling on eth0. */
+	val = g_slice_new0 (GValue);
+	g_value_init (val, G_TYPE_STRING);
+	g_value_set_string (val, "none");
+	g_hash_table_insert (config, NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV, val);
+
+	val = g_slice_new0(GValue);
+	g_value_init(val, G_TYPE_UINT);
+	g_value_set_uint(val, *(u_int32_t*)me->get_address(me).ptr);
+	g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS, val);
+
+	val = g_slice_new0(GValue);
+	g_value_init(val, G_TYPE_UINT);
+	g_value_set_uint(val, me->get_address(me).len * 8);
+	g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_PREFIX, val);
+
+	val = handler_to_val(handler, INTERNAL_IP4_DNS);
+	g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_DNS, val);
+
+	val = handler_to_val(handler, INTERNAL_IP4_NBNS);
+	g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_NBNS, val);
+
+	handler->reset(handler);
+
+	nm_vpn_plugin_set_ip4_config(plugin, config);
+}
+
+/**
+ * signal failure to NM, connecting failed
+ */
+static void signal_failure(NMVPNPlugin *plugin, NMVPNPluginFailure failure)
+{
+	nm_handler_t *handler = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin)->handler;
+
+	handler->reset(handler);
+
+	/* TODO: NM does not handle this failure!? */
+	nm_vpn_plugin_failure(plugin, failure);
+	nm_vpn_plugin_set_state(plugin, NM_VPN_SERVICE_STATE_STOPPED);
+}
+
+/**
+ * Implementation of listener_t.ike_state_change
+ */
+static bool ike_state_change(listener_t *listener, ike_sa_t *ike_sa,
+							 ike_sa_state_t state)
+{
+	NMStrongswanPluginPrivate *private = (NMStrongswanPluginPrivate*)listener;
+
+	if (private->ike_sa == ike_sa && state == IKE_DESTROYING)
+	{
+		signal_failure(private->plugin, NM_VPN_PLUGIN_FAILURE_LOGIN_FAILED);
+		return FALSE;
+	}
+	return TRUE;
+}
+
+/**
+ * Implementation of listener_t.child_state_change
+ */
+static bool child_state_change(listener_t *listener, ike_sa_t *ike_sa,
+							   child_sa_t *child_sa, child_sa_state_t state)
+{
+	NMStrongswanPluginPrivate *private = (NMStrongswanPluginPrivate*)listener;
+
+	if (private->ike_sa == ike_sa && state == CHILD_DESTROYING)
+	{
+		signal_failure(private->plugin, NM_VPN_PLUGIN_FAILURE_CONNECT_FAILED);
+		return FALSE;
+	}
+	return TRUE;
+}
+
+/**
+ * Implementation of listener_t.child_updown
+ */
+static bool child_updown(listener_t *listener, ike_sa_t *ike_sa,
+						 child_sa_t *child_sa, bool up)
+{
+	NMStrongswanPluginPrivate *private = (NMStrongswanPluginPrivate*)listener;
+
+	if (private->ike_sa == ike_sa)
+	{
+		if (up)
+		{	/* disable initiate-failure-detection hooks */
+			private->listener.ike_state_change = NULL;
+			private->listener.child_state_change = NULL;
+			signal_ipv4_config(private->plugin, ike_sa, child_sa);
+		}
+		else
+		{
+			signal_failure(private->plugin, NM_VPN_PLUGIN_FAILURE_CONNECT_FAILED);
+			return FALSE;
+		}
+	}
+	return TRUE;
+}
+
+/**
+ * Implementation of listener_t.ike_rekey
+ */
+static bool ike_rekey(listener_t *listener, ike_sa_t *old, ike_sa_t *new)
+{
+	NMStrongswanPluginPrivate *private = (NMStrongswanPluginPrivate*)listener;
+
+	if (private->ike_sa == old)
+	{	/* follow a rekeyed IKE_SA */
+		private->ike_sa = new;
+	}
+	return TRUE;
+}
+
+/**
+ * Connect function called from NM via DBUS
+ */
+static gboolean connect_(NMVPNPlugin *plugin, NMConnection *connection,
+						 GError **err)
+{
+	NMStrongswanPluginPrivate *priv;
+	NMSettingConnection *conn;
+	NMSettingVPN *vpn;
+	identification_t *user = NULL, *gateway = NULL;
+	const char *address, *str;
+	bool virtual, encap, ipcomp;
+	ike_cfg_t *ike_cfg;
+	peer_cfg_t *peer_cfg;
+	child_cfg_t *child_cfg;
+	traffic_selector_t *ts;
+	ike_sa_t *ike_sa;
+	auth_cfg_t *auth;
+	auth_class_t auth_class = AUTH_CLASS_EAP;
+	certificate_t *cert = NULL;
+	x509_t *x509;
+	bool agent = FALSE;
+	lifetime_cfg_t lifetime = {
+		.time = {
+			.life = 10800 /* 3h */,
+			.rekey = 10200 /* 2h50min */,
+			.jitter = 300 /* 5min */
+		}
+	};
+
+	/**
+	 * Read parameters
+	 */
+	priv = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin);
+	conn = NM_SETTING_CONNECTION(nm_connection_get_setting(connection,
+												NM_TYPE_SETTING_CONNECTION));
+	vpn = NM_SETTING_VPN(nm_connection_get_setting(connection,
+												NM_TYPE_SETTING_VPN));
+	if (priv->name)
+	{
+		free(priv->name);
+	}
+	priv->name = strdup(nm_setting_connection_get_id(conn));
+	DBG1(DBG_CFG, "received initiate for NetworkManager connection %s",
+		 priv->name);
+	DBG4(DBG_CFG, "%s",
+		 nm_setting_to_string(NM_SETTING(vpn)));
+	address = nm_setting_vpn_get_data_item(vpn, "address");
+	if (!address || !*address)
+	{
+		g_set_error(err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+					"Gateway address missing.");
+		return FALSE;
+	}
+	str = nm_setting_vpn_get_data_item(vpn, "virtual");
+	virtual = str && streq(str, "yes");
+	str = nm_setting_vpn_get_data_item(vpn, "encap");
+	encap = str && streq(str, "yes");
+	str = nm_setting_vpn_get_data_item(vpn, "ipcomp");
+	ipcomp = str && streq(str, "yes");
+	str = nm_setting_vpn_get_data_item(vpn, "method");
+	if (str)
+	{
+		if (streq(str, "psk"))
+		{
+			auth_class = AUTH_CLASS_PSK;
+		}
+		else if (streq(str, "agent"))
+		{
+			auth_class = AUTH_CLASS_PUBKEY;
+			agent = TRUE;
+		}
+		else if (streq(str, "key"))
+		{
+			auth_class = AUTH_CLASS_PUBKEY;
+		}
+	}
+
+	/**
+	 * Register credentials
+	 */
+	priv->creds->clear(priv->creds);
+
+	/* gateway/CA cert */
+	str = nm_setting_vpn_get_data_item(vpn, "certificate");
+	if (str)
+	{
+		cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+								  BUILD_FROM_FILE, str, BUILD_END);
+		if (!cert)
+		{
+			g_set_error(err, NM_VPN_PLUGIN_ERROR,
+						NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+						"Loading gateway certificate failed.");
+			return FALSE;
+		}
+		priv->creds->add_certificate(priv->creds, cert);
+
+		x509 = (x509_t*)cert;
+		if (!(x509->get_flags(x509) & X509_CA))
+		{	/* For a gateway certificate, we use the cert subject as identity. */
+			gateway = cert->get_subject(cert);
+			gateway = gateway->clone(gateway);
+			DBG1(DBG_CFG, "using gateway certificate, identity '%Y'", gateway);
+		}
+	}
+	else
+	{
+		/* no certificate defined, fall back to system-wide CA certificates */
+		priv->creds->load_ca_dir(priv->creds, NM_CA_DIR);
+	}
+	if (!gateway)
+	{
+		/* If the user configured a CA certificate, we use the IP/DNS
+		 * of the gateway as its identity. This identity will be used for
+		 * certificate lookup and requires the configured IP/DNS to be
+		 * included in the gateway certificate. */
+		gateway = identification_create_from_string((char*)address);
+		DBG1(DBG_CFG, "using CA certificate, gateway identity '%Y'", gateway);
+	}
+
+	if (auth_class == AUTH_CLASS_EAP)
+	{
+		/* username/password authentication ... */
+		str = nm_setting_vpn_get_data_item(vpn, "user");
+		if (str)
+		{
+			user = identification_create_from_string((char*)str);
+			str = nm_setting_vpn_get_secret(vpn, "password");
+			priv->creds->set_username_password(priv->creds, user, (char*)str);
+		}
+	}
+
+	if (auth_class == AUTH_CLASS_PUBKEY)
+	{
+		/* ... or certificate/private key authenitcation */
+		str = nm_setting_vpn_get_data_item(vpn, "usercert");
+		if (str)
+		{
+			public_key_t *public;
+			private_key_t *private = NULL;
+
+			cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+									  BUILD_FROM_FILE, str, BUILD_END);
+			if (!cert)
+			{
+				g_set_error(err, NM_VPN_PLUGIN_ERROR,
+							NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+							"Loading peer certificate failed.");
+				gateway->destroy(gateway);
+				return FALSE;
+			}
+			/* try agent */
+			str = nm_setting_vpn_get_secret(vpn, "agent");
+			if (agent && str)
+			{
+				public = cert->get_public_key(cert);
+				if (public)
+				{
+					private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY,
+												 public->get_type(public),
+												 BUILD_AGENT_SOCKET, str,
+												 BUILD_PUBLIC_KEY, public,
+												 BUILD_END);
+					public->destroy(public);
+				}
+				if (!private)
+				{
+					g_set_error(err, NM_VPN_PLUGIN_ERROR,
+								NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+								"Connecting to SSH agent failed.");
+				}
+			}
+			/* ... or key file */
+			str = nm_setting_vpn_get_data_item(vpn, "userkey");
+			if (!agent && str)
+			{
+				chunk_t secret;
+
+				secret.ptr = (char*)nm_setting_vpn_get_secret(vpn, "password");
+				if (secret.ptr)
+				{
+					secret.len = strlen(secret.ptr);
+				}
+				private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY,
+								KEY_RSA, BUILD_FROM_FILE, str,
+								BUILD_PASSPHRASE, secret, BUILD_END);
+				if (!private)
+				{
+					g_set_error(err, NM_VPN_PLUGIN_ERROR,
+								NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+								"Loading private key failed.");
+				}
+			}
+			if (private)
+			{
+				user = cert->get_subject(cert);
+				user = user->clone(user);
+				priv->creds->set_cert_and_key(priv->creds, cert, private);
+			}
+			else
+			{
+				DESTROY_IF(cert);
+				gateway->destroy(gateway);
+				return FALSE;
+			}
+		}
+	}
+
+	if (!user)
+	{
+		g_set_error(err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS,
+					"Configuration parameters missing.");
+		gateway->destroy(gateway);
+		return FALSE;
+	}
+
+	/**
+	 * Set up configurations
+	 */
+	ike_cfg = ike_cfg_create(TRUE, encap,
+					"0.0.0.0", IKEV2_UDP_PORT, (char*)address, IKEV2_UDP_PORT);
+	ike_cfg->add_proposal(ike_cfg, proposal_create_default(PROTO_IKE));
+	peer_cfg = peer_cfg_create(priv->name, 2, ike_cfg,
+					CERT_SEND_IF_ASKED, UNIQUE_REPLACE, 1, /* keyingtries */
+					36000, 0, /* rekey 10h, reauth none */
+					600, 600, /* jitter, over 10min */
+					TRUE, 0, /* mobike, DPD */
+					virtual ? host_create_from_string("0.0.0.0", 0) : NULL,
+					NULL, FALSE, NULL, NULL); /* pool, mediation */
+	auth = auth_cfg_create();
+	auth->add(auth, AUTH_RULE_AUTH_CLASS, auth_class);
+	auth->add(auth, AUTH_RULE_IDENTITY, user);
+	peer_cfg->add_auth_cfg(peer_cfg, auth, TRUE);
+	auth = auth_cfg_create();
+	auth->add(auth, AUTH_RULE_AUTH_CLASS, AUTH_CLASS_PUBKEY);
+	auth->add(auth, AUTH_RULE_IDENTITY, gateway);
+	peer_cfg->add_auth_cfg(peer_cfg, auth, FALSE);
+
+	child_cfg = child_cfg_create(priv->name, &lifetime,
+								 NULL, TRUE, MODE_TUNNEL, /* updown, hostaccess */
+								 ACTION_NONE, ACTION_NONE, ipcomp, 0);
+	child_cfg->add_proposal(child_cfg, proposal_create_default(PROTO_ESP));
+	ts = traffic_selector_create_dynamic(0, 0, 65535);
+	child_cfg->add_traffic_selector(child_cfg, TRUE, ts);
+	ts = traffic_selector_create_from_string(0, TS_IPV4_ADDR_RANGE,
+											 "0.0.0.0", 0,
+											 "255.255.255.255", 65535);
+	child_cfg->add_traffic_selector(child_cfg, FALSE, ts);
+	peer_cfg->add_child_cfg(peer_cfg, child_cfg);
+
+	/**
+	 * Prepare IKE_SA
+	 */
+	ike_sa = charon->ike_sa_manager->checkout_by_config(charon->ike_sa_manager,
+														peer_cfg);
+	if (!ike_sa->get_peer_cfg(ike_sa))
+	{
+		ike_sa->set_peer_cfg(ike_sa, peer_cfg);
+	}
+	peer_cfg->destroy(peer_cfg);
+
+	/**
+	 * Register listener, enable  initiate-failure-detection hooks
+	 */
+	priv->ike_sa = ike_sa;
+	priv->listener.ike_state_change = ike_state_change;
+	priv->listener.child_state_change = child_state_change;
+	charon->bus->add_listener(charon->bus, &priv->listener);
+
+	/**
+	 * Initiate
+	 */
+	if (ike_sa->initiate(ike_sa, child_cfg, 0, NULL, NULL) != SUCCESS)
+	{
+		charon->bus->remove_listener(charon->bus, &priv->listener);
+		charon->ike_sa_manager->checkin_and_destroy(charon->ike_sa_manager, ike_sa);
+
+		g_set_error(err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_LAUNCH_FAILED,
+					"Initiating failed.");
+		return FALSE;
+	}
+	charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
+	return TRUE;
+}
+
+/**
+ * NeedSecrets called from NM via DBUS
+ */
+static gboolean need_secrets(NMVPNPlugin *plugin, NMConnection *connection,
+							 char **setting_name, GError **error)
+{
+	NMSettingVPN *settings;
+	const char *method, *path;
+
+	settings = NM_SETTING_VPN(nm_connection_get_setting(connection,
+														NM_TYPE_SETTING_VPN));
+	method = nm_setting_vpn_get_data_item(settings, "method");
+	if (method)
+	{
+		if (streq(method, "eap"))
+		{
+			if (nm_setting_vpn_get_secret(settings, "password"))
+			{
+				return FALSE;
+			}
+		}
+		else if (streq(method, "agent"))
+		{
+			if (nm_setting_vpn_get_secret(settings, "agent"))
+			{
+				return FALSE;
+			}
+		}
+		else if (streq(method, "key"))
+		{
+			path = nm_setting_vpn_get_data_item(settings, "userkey");
+			if (path)
+			{
+				private_key_t *key;
+				chunk_t secret;
+
+				secret.ptr = (char*)nm_setting_vpn_get_secret(settings, "password");
+				if (secret.ptr)
+				{
+					secret.len = strlen(secret.ptr);
+				}
+				/* try to load/decrypt the private key */
+				key = lib->creds->create(lib->creds, CRED_PRIVATE_KEY,
+								KEY_RSA, BUILD_FROM_FILE, path,
+								BUILD_PASSPHRASE, secret, BUILD_END);
+				if (key)
+				{
+					key->destroy(key);
+					return FALSE;
+				}
+			}
+		}
+	}
+	*setting_name = NM_SETTING_VPN_SETTING_NAME;
+	return TRUE;
+}
+
+/**
+ * Disconnect called from NM via DBUS
+ */
+static gboolean disconnect(NMVPNPlugin *plugin, GError **err)
+{
+	NMStrongswanPluginPrivate *priv = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin);
+	enumerator_t *enumerator;
+	ike_sa_t *ike_sa;
+	u_int id;
+
+	/* our ike_sa pointer might be invalid, lookup sa */
+	enumerator = charon->controller->create_ike_sa_enumerator(charon->controller);
+	while (enumerator->enumerate(enumerator, &ike_sa))
+	{
+		if (priv->ike_sa == ike_sa)
+		{
+			id = ike_sa->get_unique_id(ike_sa);
+			enumerator->destroy(enumerator);
+			charon->controller->terminate_ike(charon->controller, id,
+											  controller_cb_empty, NULL);
+			return TRUE;
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	g_set_error(err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_GENERAL,
+				"Connection not found.");
+	return FALSE;
+}
+
+/**
+ * Initializer
+ */
+static void nm_strongswan_plugin_init(NMStrongswanPlugin *plugin)
+{
+	NMStrongswanPluginPrivate *priv;
+
+	priv = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin);
+	priv->plugin = NM_VPN_PLUGIN(plugin);
+	memset(&priv->listener.log, 0, sizeof(listener_t));
+	priv->listener.child_updown = child_updown;
+	priv->listener.ike_rekey = ike_rekey;
+}
+
+/**
+ * Class constructor
+ */
+static void nm_strongswan_plugin_class_init(
+									NMStrongswanPluginClass *strongswan_class)
+{
+	NMVPNPluginClass *parent_class = NM_VPN_PLUGIN_CLASS(strongswan_class);
+
+	g_type_class_add_private(G_OBJECT_CLASS(strongswan_class),
+							 sizeof(NMStrongswanPluginPrivate));
+	parent_class->connect = connect_;
+	parent_class->need_secrets = need_secrets;
+	parent_class->disconnect = disconnect;
+}
+
+/**
+ * Object constructor
+ */
+NMStrongswanPlugin *nm_strongswan_plugin_new(nm_creds_t *creds,
+											 nm_handler_t *handler)
+{
+	NMStrongswanPlugin *plugin = (NMStrongswanPlugin *)g_object_new (
+					NM_TYPE_STRONGSWAN_PLUGIN,
+					NM_VPN_PLUGIN_DBUS_SERVICE_NAME, NM_DBUS_SERVICE_STRONGSWAN,
+					NULL);
+	if (plugin)
+	{
+		NMStrongswanPluginPrivate *priv;
+
+		priv = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin);
+		priv->creds = creds;
+		priv->handler = handler;
+		priv->name = NULL;
+	}
+	return plugin;
+}
+
diff --git a/src/libcharon/plugins/nm/nm_service.h b/src/libcharon/plugins/nm/nm_service.h
new file mode 100644
index 000000000..b00000b6f
--- /dev/null
+++ b/src/libcharon/plugins/nm/nm_service.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2008-2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup nm_service nm_service
+ * @{ @ingroup nm
+ */
+
+#ifndef NM_SERVICE_H_
+#define NM_SERVICE_H_
+
+#include <glib/gtypes.h>
+#include <glib-object.h>
+#include <nm-vpn-plugin.h>
+
+#include "nm_creds.h"
+#include "nm_handler.h"
+
+#define NM_TYPE_STRONGSWAN_PLUGIN            (nm_strongswan_plugin_get_type ())
+#define NM_STRONGSWAN_PLUGIN(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_STRONGSWAN_PLUGIN, NMSTRONGSWANPlugin))
+#define NM_STRONGSWAN_PLUGIN_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_STRONGSWAN_PLUGIN, NMSTRONGSWANPluginClass))
+#define NM_IS_STRONGSWAN_PLUGIN(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_STRONGSWAN_PLUGIN))
+#define NM_IS_STRONGSWAN_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((obj), NM_TYPE_STRONGSWAN_PLUGIN))
+#define NM_STRONGSWAN_PLUGIN_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_STRONGSWAN_PLUGIN, NMSTRONGSWANPluginClass))
+
+#define NM_DBUS_SERVICE_STRONGSWAN    "org.freedesktop.NetworkManager.strongswan"
+#define NM_DBUS_INTERFACE_STRONGSWAN  "org.freedesktop.NetworkManager.strongswan"
+#define NM_DBUS_PATH_STRONGSWAN       "/org/freedesktop/NetworkManager/strongswan"
+
+typedef struct {
+	NMVPNPlugin parent;
+} NMStrongswanPlugin;
+
+typedef struct {
+	NMVPNPluginClass parent;
+} NMStrongswanPluginClass;
+
+GType nm_strongswan_plugin_get_type(void);
+
+NMStrongswanPlugin *nm_strongswan_plugin_new(nm_creds_t *creds,
+											 nm_handler_t *handler);
+
+#endif /** NM_SERVICE_H_ @}*/