Import upstream release 5.2.1

17 files changed, 6414 insertions, 0 deletions

diff --git a/src/libimcv/plugins/imv_attestation/Makefile.am b/src/libimcv/plugins/imv_attestation/Makefile.am
new file mode 100644
index 000000000..6c5bf8913
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/Makefile.am
@@ -0,0 +1,33 @@
+AM_CPPFLAGS = \
+	-I$(top_srcdir)/src/libstrongswan \
+	-I$(top_srcdir)/src/libtncif \
+	-I$(top_srcdir)/src/libimcv \
+	-DPLUGINS=\""${attest_plugins}\""
+
+AM_CFLAGS = \
+	$(PLUGIN_CFLAGS)
+
+imcv_LTLIBRARIES = imv-attestation.la
+
+imv_attestation_la_LIBADD = \
+	$(top_builddir)/src/libimcv/libimcv.la \
+	$(top_builddir)/src/libstrongswan/libstrongswan.la
+
+imv_attestation_la_SOURCES = imv_attestation.c \
+	imv_attestation_state.h imv_attestation_state.c \
+	imv_attestation_agent.h imv_attestation_agent.c \
+	imv_attestation_process.h imv_attestation_process.c \
+	imv_attestation_build.h imv_attestation_build.c
+
+imv_attestation_la_LDFLAGS = -module -avoid-version -no-undefined
+
+ipsec_PROGRAMS = attest
+attest_SOURCES = attest.c \
+	attest_usage.h attest_usage.c \
+	attest_db.h attest_db.c
+attest_LDADD = \
+	$(top_builddir)/src/libimcv/libimcv.la \
+	$(top_builddir)/src/libstrongswan/libstrongswan.la
+attest.o :	$(top_builddir)/config.status
+
+EXTRA_DIST = build-database.sh
diff --git a/src/libimcv/plugins/imv_attestation/Makefile.in b/src/libimcv/plugins/imv_attestation/Makefile.in
new file mode 100644
index 000000000..3ba7c8c88
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/Makefile.in
@@ -0,0 +1,847 @@
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+	$(top_builddir)/src/libstrongswan/libstrongswan.la
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+	-I$(top_srcdir)/src/libtncif \
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+	-DPLUGINS=\""${attest_plugins}\""
+
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+	$(top_builddir)/src/libimcv/libimcv.la \
+	$(top_builddir)/src/libstrongswan/libstrongswan.la
+
+imv_attestation_la_SOURCES = imv_attestation.c \
+	imv_attestation_state.h imv_attestation_state.c \
+	imv_attestation_agent.h imv_attestation_agent.c \
+	imv_attestation_process.h imv_attestation_process.c \
+	imv_attestation_build.h imv_attestation_build.c
+
+imv_attestation_la_LDFLAGS = -module -avoid-version -no-undefined
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+	attest_usage.h attest_usage.c \
+	attest_db.h attest_db.c
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+	$(top_builddir)/src/libstrongswan/libstrongswan.la
+
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+	  $(AUTOMAKE) --gnu src/libimcv/plugins/imv_attestation/Makefile
+.PRECIOUS: Makefile
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+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
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+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
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+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
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+$(am__aclocal_m4_deps):
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+install-imcvLTLIBRARIES: $(imcv_LTLIBRARIES)
+	@$(NORMAL_INSTALL)
+	@list='$(imcv_LTLIBRARIES)'; test -n "$(imcvdir)" || list=; \
+	list2=; for p in $$list; do \
+	  if test -f $$p; then \
+	    list2="$$list2 $$p"; \
+	  else :; fi; \
+	done; \
+	test -z "$$list2" || { \
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+	  $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL) $(INSTALL_STRIP_FLAG) $$list2 "$(DESTDIR)$(imcvdir)"; \
+	}
+
+uninstall-imcvLTLIBRARIES:
+	@$(NORMAL_UNINSTALL)
+	@list='$(imcv_LTLIBRARIES)'; test -n "$(imcvdir)" || list=; \
+	for p in $$list; do \
+	  $(am__strip_dir) \
+	  echo " $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f '$(DESTDIR)$(imcvdir)/$$f'"; \
+	  $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=uninstall rm -f "$(DESTDIR)$(imcvdir)/$$f"; \
+	done
+
+clean-imcvLTLIBRARIES:
+	-test -z "$(imcv_LTLIBRARIES)" || rm -f $(imcv_LTLIBRARIES)
+	@list='$(imcv_LTLIBRARIES)'; \
+	locs=`for p in $$list; do echo $$p; done | \
+	      sed 's|^[^/]*$$|.|; s|/[^/]*$$||; s|$$|/so_locations|' | \
+	      sort -u`; \
+	test -z "$$locs" || { \
+	  echo rm -f $${locs}; \
+	  rm -f $${locs}; \
+	}
+
+imv-attestation.la: $(imv_attestation_la_OBJECTS) $(imv_attestation_la_DEPENDENCIES) $(EXTRA_imv_attestation_la_DEPENDENCIES) 
+	$(AM_V_CCLD)$(imv_attestation_la_LINK) -rpath $(imcvdir) $(imv_attestation_la_OBJECTS) $(imv_attestation_la_LIBADD) $(LIBS)
+install-ipsecPROGRAMS: $(ipsec_PROGRAMS)
+	@$(NORMAL_INSTALL)
+	@list='$(ipsec_PROGRAMS)'; test -n "$(ipsecdir)" || list=; \
+	if test -n "$$list"; then \
+	  echo " $(MKDIR_P) '$(DESTDIR)$(ipsecdir)'"; \
+	  $(MKDIR_P) "$(DESTDIR)$(ipsecdir)" || exit 1; \
+	fi; \
+	for p in $$list; do echo "$$p $$p"; done | \
+	sed 's/$(EXEEXT)$$//' | \
+	while read p p1; do if test -f $$p \
+	 || test -f $$p1 \
+	  ; then echo "$$p"; echo "$$p"; else :; fi; \
+	done | \
+	sed -e 'p;s,.*/,,;n;h' \
+	    -e 's|.*|.|' \
+	    -e 'p;x;s,.*/,,;s/$(EXEEXT)$$//;$(transform);s/$$/$(EXEEXT)/' | \
+	sed 'N;N;N;s,\n, ,g' | \
+	$(AWK) 'BEGIN { files["."] = ""; dirs["."] = 1 } \
+	  { d=$$3; if (dirs[d] != 1) { print "d", d; dirs[d] = 1 } \
+	    if ($$2 == $$4) files[d] = files[d] " " $$1; \
+	    else { print "f", $$3 "/" $$4, $$1; } } \
+	  END { for (d in files) print "f", d, files[d] }' | \
+	while read type dir files; do \
+	    if test "$$dir" = .; then dir=; else dir=/$$dir; fi; \
+	    test -z "$$files" || { \
+	    echo " $(INSTALL_PROGRAM_ENV) $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL_PROGRAM) $$files '$(DESTDIR)$(ipsecdir)$$dir'"; \
+	    $(INSTALL_PROGRAM_ENV) $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(INSTALL_PROGRAM) $$files "$(DESTDIR)$(ipsecdir)$$dir" || exit $$?; \
+	    } \
+	; done
+
+uninstall-ipsecPROGRAMS:
+	@$(NORMAL_UNINSTALL)
+	@list='$(ipsec_PROGRAMS)'; test -n "$(ipsecdir)" || list=; \
+	files=`for p in $$list; do echo "$$p"; done | \
+	  sed -e 'h;s,^.*/,,;s/$(EXEEXT)$$//;$(transform)' \
+	      -e 's/$$/$(EXEEXT)/' \
+	`; \
+	test -n "$$list" || exit 0; \
+	echo " ( cd '$(DESTDIR)$(ipsecdir)' && rm -f" $$files ")"; \
+	cd "$(DESTDIR)$(ipsecdir)" && rm -f $$files
+
+clean-ipsecPROGRAMS:
+	@list='$(ipsec_PROGRAMS)'; test -n "$$list" || exit 0; \
+	echo " rm -f" $$list; \
+	rm -f $$list || exit $$?; \
+	test -n "$(EXEEXT)" || exit 0; \
+	list=`for p in $$list; do echo "$$p"; done | sed 's/$(EXEEXT)$$//'`; \
+	echo " rm -f" $$list; \
+	rm -f $$list
+
+attest$(EXEEXT): $(attest_OBJECTS) $(attest_DEPENDENCIES) $(EXTRA_attest_DEPENDENCIES) 
+	@rm -f attest$(EXEEXT)
+	$(AM_V_CCLD)$(LINK) $(attest_OBJECTS) $(attest_LDADD) $(LIBS)
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/attest.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/attest_db.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/attest_usage.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imv_attestation.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imv_attestation_agent.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imv_attestation_build.Plo@am__quote@
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+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/imv_attestation_state.Plo@am__quote@
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+.c.o:
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+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
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+	$(am__define_uniq_tagged_files); \
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+	  if test $$# -gt 0; then \
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+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
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+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
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+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
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+	list='$(am__tagged_files)'; \
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+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	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)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES) $(PROGRAMS)
+installdirs:
+	for dir in "$(DESTDIR)$(imcvdir)" "$(DESTDIR)$(ipsecdir)"; do \
+	  test -z "$$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) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+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 $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-imcvLTLIBRARIES clean-ipsecPROGRAMS \
+	clean-libtool mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(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
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+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
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+mostlyclean: mostlyclean-am
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+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
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+pdf-am:
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+ps: ps-am
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+ps-am:
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+uninstall-am: uninstall-imcvLTLIBRARIES uninstall-ipsecPROGRAMS
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+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am check check-am clean clean-generic \
+	clean-imcvLTLIBRARIES clean-ipsecPROGRAMS clean-libtool \
+	cscopelist-am ctags ctags-am 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-imcvLTLIBRARIES install-info install-info-am \
+	install-ipsecPROGRAMS install-man install-pdf install-pdf-am \
+	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 tags-am uninstall uninstall-am uninstall-imcvLTLIBRARIES \
+	uninstall-ipsecPROGRAMS
+
+attest.o :	$(top_builddir)/config.status
+
+# 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/libimcv/plugins/imv_attestation/attest.c b/src/libimcv/plugins/imv_attestation/attest.c
new file mode 100644
index 000000000..1143a0356
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/attest.c
@@ -0,0 +1,484 @@
+/*
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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.
+ */
+
+#define _GNU_SOURCE
+#include <getopt.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <libgen.h>
+#ifdef HAVE_SYSLOG
+# include <syslog.h>
+#endif
+
+#include <library.h>
+#include <utils/debug.h>
+
+#include <imcv.h>
+#include <pts/pts_meas_algo.h>
+
+#include "attest_db.h"
+#include "attest_usage.h"
+
+/**
+ * global debug output variables
+ */
+static int debug_level = 1;
+static bool stderr_quiet = TRUE;
+
+/**
+ * attest dbg function
+ */
+static void attest_dbg(debug_t group, level_t level, char *fmt, ...)
+{
+	va_list args;
+
+	if (level <= debug_level)
+	{
+		if (!stderr_quiet)
+		{
+			va_start(args, fmt);
+			vfprintf(stderr, fmt, args);
+			fprintf(stderr, "\n");
+			va_end(args);
+		}
+
+#ifdef HAVE_SYSLOG
+		{
+			int priority = LOG_INFO;
+			char buffer[8192];
+			char *current = buffer, *next;
+
+			/* write in memory buffer first */
+			va_start(args, fmt);
+			vsnprintf(buffer, sizeof(buffer), fmt, args);
+			va_end(args);
+
+			/* do a syslog with every line */
+			while (current)
+			{
+				next = strchr(current, '\n');
+				if (next)
+				{
+					*(next++) = '\0';
+				}
+				syslog(priority, "%s\n", current);
+				current = next;
+			}
+		}
+#endif /* HAVE_SYSLOG */
+	}
+}
+
+/**
+ * global attestation database object
+ */
+attest_db_t *attest;
+
+
+/**
+ * atexit handler to close db on shutdown
+ */
+static void cleanup(void)
+{
+	attest->destroy(attest);
+	libimcv_deinit();
+#ifdef HAVE_SYSLOG
+	closelog();
+#endif
+}
+
+static void do_args(int argc, char *argv[])
+{
+	enum {
+		OP_UNDEF,
+		OP_USAGE,
+		OP_KEYS,
+		OP_COMPONENTS,
+		OP_DEVICES,
+		OP_DIRECTORIES,
+		OP_FILES,
+		OP_HASHES,
+		OP_MEASUREMENTS,
+		OP_PACKAGES,
+		OP_PRODUCTS,
+		OP_SESSIONS,
+		OP_ADD,
+		OP_DEL,
+	} op = OP_UNDEF;
+
+	/* reinit getopt state */
+	optind = 0;
+
+	while (TRUE)
+	{
+		int c;
+
+		struct option long_opts[] = {
+			{ "help", no_argument, NULL, 'h' },
+			{ "components", no_argument, NULL, 'c' },
+			{ "devices", no_argument, NULL, 'e' },
+			{ "directories", no_argument, NULL, 'd' },
+			{ "dirs", no_argument, NULL, 'd' },
+			{ "files", no_argument, NULL, 'f' },
+			{ "keys", no_argument, NULL, 'k' },
+			{ "packages", no_argument, NULL, 'g' },
+			{ "products", no_argument, NULL, 'p' },
+			{ "hashes", no_argument, NULL, 'H' },
+			{ "measurements", no_argument, NULL, 'm' },
+			{ "sessions", no_argument, NULL, 's' },
+			{ "add", no_argument, NULL, 'a' },
+			{ "delete", no_argument, NULL, 'r' },
+			{ "del", no_argument, NULL, 'r' },
+			{ "remove", no_argument, NULL, 'r' },
+			{ "aik", required_argument, NULL, 'A' },
+			{ "blacklist", no_argument, NULL, 'B' },
+			{ "component", required_argument, NULL, 'C' },
+			{ "comp", required_argument, NULL, 'C' },
+			{ "directory", required_argument, NULL, 'D' },
+			{ "dir", required_argument, NULL, 'D' },
+			{ "file", required_argument, NULL, 'F' },
+			{ "package", required_argument, NULL, 'G' },
+			{ "key", required_argument, NULL, 'K' },
+			{ "measdir", required_argument, NULL, 'M' },
+			{ "owner", required_argument, NULL, 'O' },
+			{ "product", required_argument, NULL, 'P' },
+			{ "relative", no_argument, NULL, 'R' },
+			{ "rel", no_argument, NULL, 'R' },
+			{ "sequence", required_argument, NULL, 'S' },
+			{ "seq", required_argument, NULL, 'S' },
+			{ "utc", no_argument, NULL, 'U' },
+			{ "version", required_argument, NULL, 'V' },
+			{ "security", no_argument, NULL, 'Y' },
+			{ "sha1", no_argument, NULL, '1' },
+			{ "sha256", no_argument, NULL, '2' },
+			{ "sha384", no_argument, NULL, '3' },
+			{ "did", required_argument, NULL, '4' },
+			{ "fid", required_argument, NULL, '5' },
+			{ "pid", required_argument, NULL, '6' },
+			{ "cid", required_argument, NULL, '7' },
+			{ "kid", required_argument, NULL, '8' },
+			{ "gid", required_argument, NULL, '9' },
+			{ 0,0,0,0 }
+		};
+
+		c = getopt_long(argc, argv, "", long_opts, NULL);
+		switch (c)
+		{
+			case EOF:
+				break;
+			case 'h':
+				op = OP_USAGE;
+				break;
+			case 'c':
+				op = OP_COMPONENTS;
+				continue;
+			case 'd':
+				op = OP_DIRECTORIES;
+				continue;
+			case 'e':
+				op = OP_DEVICES;
+				continue;
+			case 'f':
+				op = OP_FILES;
+				continue;
+			case 'g':
+				op = OP_PACKAGES;
+				continue;
+			case 'k':
+				op = OP_KEYS;
+				continue;
+			case 'p':
+				op = OP_PRODUCTS;
+				continue;
+			case 'H':
+				op = OP_HASHES;
+				continue;
+			case 'm':
+				op = OP_MEASUREMENTS;
+				continue;
+			case 's':
+				op = OP_SESSIONS;
+				continue;
+			case 'a':
+				op = OP_ADD;
+				continue;
+			case 'r':
+				op = OP_DEL;
+				continue;
+			case 'A':
+			{
+				certificate_t *aik_cert;
+				public_key_t *aik_key;
+				chunk_t aik;
+
+				aik_cert = lib->creds->create(lib->creds, CRED_CERTIFICATE,
+								CERT_X509, BUILD_FROM_FILE, optarg, BUILD_END);
+				if (!aik_cert)
+				{
+					printf("AIK certificate '%s' could not be loaded\n", optarg);
+					exit(EXIT_FAILURE);
+				}
+				aik_key = aik_cert->get_public_key(aik_cert);
+				aik_cert->destroy(aik_cert);
+
+				if (!aik_key)
+				{
+					printf("AIK public key could not be retrieved\n");
+					exit(EXIT_FAILURE);
+				}
+				if (!aik_key->get_fingerprint(aik_key, KEYID_PUBKEY_INFO_SHA1,
+											  &aik))
+				{
+					printf("AIK fingerprint could not be computed\n");
+					aik_key->destroy(aik_key);
+					exit(EXIT_FAILURE);
+				}
+				aik = chunk_clone(aik);
+				aik_key->destroy(aik_key);
+
+				if (!attest->set_key(attest, aik, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			}
+			case 'B':
+				attest->set_package_state(attest, OS_PACKAGE_STATE_BLACKLIST);
+				continue;
+			case 'C':
+				if (!attest->set_component(attest, optarg, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'D':
+				if (!attest->set_directory(attest, optarg, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'F':
+			{
+				char *dir = path_dirname(optarg);
+				char *file = path_basename(optarg);
+
+				if (*dir != '.')
+				{
+					if (!attest->set_directory(attest, dir, op == OP_ADD))
+					{
+						free(file);
+						free(dir);
+						exit(EXIT_FAILURE);
+					}
+				}
+				free(dir);
+
+				if (!attest->set_file(attest, file, op == OP_ADD))
+				{
+					free(file);
+					exit(EXIT_FAILURE);
+				}
+				free(file);
+				continue;
+			}
+			case 'G':
+				if (!attest->set_package(attest, optarg, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'K':
+			{
+				chunk_t aik;
+
+				aik = chunk_from_hex(chunk_create(optarg, strlen(optarg)), NULL);
+				if (!attest->set_key(attest, aik, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			}
+			case 'M':
+				if (!attest->set_meas_directory(attest, optarg))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'O':
+				attest->set_owner(attest, optarg);
+				continue;
+			case 'P':
+				if (!attest->set_product(attest, optarg, op == OP_ADD))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'R':
+				attest->set_relative(attest);
+				continue;
+			case 'S':
+				attest->set_sequence(attest, atoi(optarg));
+				continue;
+			case 'U':
+				attest->set_utc(attest);
+				continue;
+			case 'V':
+				if (!attest->set_version(attest, optarg))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case 'Y':
+				attest->set_package_state(attest, OS_PACKAGE_STATE_SECURITY);
+				continue;
+			case '1':
+				attest->set_algo(attest, PTS_MEAS_ALGO_SHA1);
+				continue;
+			case '2':
+				attest->set_algo(attest, PTS_MEAS_ALGO_SHA256);
+				continue;
+			case '3':
+				attest->set_algo(attest, PTS_MEAS_ALGO_SHA384);
+				continue;
+			case '4':
+				if (!attest->set_did(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case '5':
+				if (!attest->set_fid(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case '6':
+				if (!attest->set_pid(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case '7':
+				if (!attest->set_cid(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case '8':
+				if (!attest->set_kid(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+			case '9':
+				if (!attest->set_gid(attest, atoi(optarg)))
+				{
+					exit(EXIT_FAILURE);
+				}
+				continue;
+		}
+		break;
+	}
+
+	switch (op)
+	{
+		case OP_USAGE:
+			usage();
+			break;
+		case OP_PACKAGES:
+			attest->list_packages(attest);
+			break;
+		case OP_PRODUCTS:
+			attest->list_products(attest);
+			break;
+		case OP_KEYS:
+			attest->list_keys(attest);
+			break;
+		case OP_COMPONENTS:
+			attest->list_components(attest);
+			break;
+		case OP_DEVICES:
+			attest->list_devices(attest);
+			break;
+		case OP_DIRECTORIES:
+			attest->list_directories(attest);
+			break;
+		case OP_FILES:
+			attest->list_files(attest);
+			break;
+		case OP_HASHES:
+			attest->list_hashes(attest);
+			break;
+		case OP_MEASUREMENTS:
+			attest->list_measurements(attest);
+			break;
+		case OP_SESSIONS:
+			attest->list_sessions(attest);
+			break;
+		case OP_ADD:
+			attest->add(attest);
+			break;
+		case OP_DEL:
+			attest->delete(attest);
+			break;
+		default:
+			usage();
+			exit(EXIT_FAILURE);
+	}
+}
+
+int main(int argc, char *argv[])
+{
+	char *uri;
+
+	/* enable attest debugging hook */
+	dbg = attest_dbg;
+#ifdef HAVE_SYSLOG
+	openlog("attest", 0, LOG_DEBUG);
+#endif
+
+	atexit(library_deinit);
+
+	/* initialize library */
+	if (!library_init(NULL, "attest"))
+	{
+		exit(SS_RC_LIBSTRONGSWAN_INTEGRITY);
+	}
+	if (!lib->plugins->load(lib->plugins,
+			lib->settings->get_str(lib->settings, "attest.load", PLUGINS)))
+	{
+		exit(SS_RC_INITIALIZATION_FAILED);
+	}
+
+	uri = lib->settings->get_str(lib->settings, "attest.database", NULL);
+	if (!uri)
+	{
+		fprintf(stderr, "database URI attest.database not set.\n");
+		exit(SS_RC_INITIALIZATION_FAILED);
+	}
+	attest = attest_db_create(uri);
+	if (!attest)
+	{
+		exit(SS_RC_INITIALIZATION_FAILED);
+	}
+	atexit(cleanup);
+	libimcv_init(FALSE);
+
+	do_args(argc, argv);
+
+	exit(EXIT_SUCCESS);
+}
diff --git a/src/libimcv/plugins/imv_attestation/attest_db.c b/src/libimcv/plugins/imv_attestation/attest_db.c
new file mode 100644
index 000000000..f85a02b3d
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/attest_db.c
@@ -0,0 +1,1995 @@
+/*
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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.
+ */
+
+#define _GNU_SOURCE
+
+#include <stdio.h>
+#include <libgen.h>
+#include <time.h>
+
+#include <tncif_names.h>
+
+#include "attest_db.h"
+
+#include "imcv.h"
+#include "pts/pts_meas_algo.h"
+#include "pts/pts_file_meas.h"
+#include "pts/components/pts_comp_func_name.h"
+
+#define IMA_MAX_NAME_LEN	255
+#define DEVICE_MAX_LEN		 20
+
+typedef struct private_attest_db_t private_attest_db_t;
+
+/**
+ * Private data of an attest_db_t object.
+ */
+struct private_attest_db_t {
+
+	/**
+	 * Public members of attest_db_state_t
+	 */
+	attest_db_t public;
+
+	/**
+	 * Component Functional Name to be queried
+	 */
+	pts_comp_func_name_t *cfn;
+
+	/**
+	 * Primary key of the Component Functional Name to be queried
+	 */
+	int cid;
+
+	/**
+	 * TRUE if Component Functional Name has been set
+	 */
+	bool comp_set;
+
+	/**
+	 * Directory containing the Measurement file to be queried
+	 */
+	char *dir;
+
+	/**
+	 * Primary key of the directory to be queried
+	 */
+	int did;
+
+	/**
+	 * Measurement file to be queried
+	 */
+	char *file;
+
+	/**
+	 * Primary key of measurement file to be queried
+	 */
+	int fid;
+
+	/**
+	 * Directory where file measurement are to be taken
+	 */
+	char *meas_dir;
+
+	/**
+	 *  AIK to be queried
+	 */
+	chunk_t key;
+
+	/**
+	 * Primary key of the AIK to be queried
+	 */
+	int kid;
+
+	/**
+	 * TRUE if AIK has been set
+	 */
+	bool key_set;
+
+	/**
+	 * Software package to be queried
+	 */
+	char *package;
+
+	/**
+	 * Primary key of software package to be queried
+	 */
+	int gid;
+
+	/**
+	 * TRUE if package has been set
+	 */
+	bool package_set;
+
+	/**
+	 * Software product to be queried
+	 */
+	char *product;
+
+	/**
+	 * Primary key of software product to be queried
+	 */
+	int pid;
+
+	/**
+	 * TRUE if product has been set
+	 */
+	bool product_set;
+
+	/**
+	 * Software package version to be queried
+	 */
+	char *version;
+
+	/**
+	 * TRUE if version has been set
+	 */
+	bool version_set;
+
+	/**
+	 * TRUE if relative filenames are to be used
+	 */
+	bool relative;
+
+	/**
+	 * TRUE if dates are to be displayed in UTC
+	 */
+	bool utc;
+
+	/**
+	 * Package security or blacklist state
+	 */
+	os_package_state_t package_state;
+
+	/**
+	 * Sequence number for ordering entries
+	 */
+	int seq_no;
+
+	/**
+	 * File measurement hash algorithm
+	 */
+	pts_meas_algorithms_t algo;
+
+	/**
+	 * Optional owner (user/host name)
+	 */
+	char *owner;
+
+	/**
+	 * Attestation database
+	 */
+	database_t *db;
+
+};
+
+char* print_cfn(pts_comp_func_name_t *cfn)
+{
+	static char buf[BUF_LEN];
+	char flags[8];
+	int type, vid, name, qualifier, n;
+	enum_name_t *names, *types;
+
+	vid = cfn->get_vendor_id(cfn),
+	name = cfn->get_name(cfn);
+	qualifier = cfn->get_qualifier(cfn);
+	n = snprintf(buf, BUF_LEN, "0x%06x/0x%08x-0x%02x", vid, name, qualifier);
+
+	names = imcv_pts_components->get_comp_func_names(imcv_pts_components, vid);
+	types = imcv_pts_components->get_qualifier_type_names(imcv_pts_components,
+														  vid);
+	type =  imcv_pts_components->get_qualifier(imcv_pts_components, cfn, flags);
+	if (names && types)
+	{
+		n = snprintf(buf + n, BUF_LEN - n, " %N/%N [%s] %N",
+					 pen_names, vid, names, name, flags, types, type);
+	}
+	return buf;
+}
+
+/**
+ * Get the directory separator to append to a path
+ */
+static const char* get_separator(const char *path)
+{
+	if (streq(path, DIRECTORY_SEPARATOR))
+	{	/* root directory on Unix file system, no separator */
+		return "";
+	}
+	else
+	{	/* non-root or Windows path, use system specific separator */
+		return DIRECTORY_SEPARATOR;
+	}
+}
+
+METHOD(attest_db_t, set_component, bool,
+	private_attest_db_t *this, char *comp, bool create)
+{
+	enumerator_t *e;
+	char *pos1, *pos2;
+	int vid, name, qualifier;
+	pts_comp_func_name_t *cfn;
+
+	if (this->comp_set)
+	{
+		printf("component has already been set\n");
+		return FALSE;
+	}
+
+	/* parse component string */
+	pos1 = strchr(comp, '/');
+	pos2 = strchr(comp, '-');
+	if (!pos1 || !pos2)
+	{
+		printf("component string must have the form \"vendor_id/name-qualifier\"\n");
+		return FALSE;
+	}
+	vid       = atoi(comp);
+	name      = atoi(pos1 + 1);
+	qualifier = atoi(pos2 + 1);
+	cfn = pts_comp_func_name_create(vid, name, qualifier);
+
+	e = this->db->query(this->db,
+					   "SELECT id FROM components "
+					   "WHERE vendor_id = ? AND name = ? AND qualifier = ?",
+						DB_UINT, vid, DB_INT, name, DB_INT, qualifier, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &this->cid))
+		{
+			this->comp_set = TRUE;
+			this->cfn = cfn;
+		}
+		e->destroy(e);
+	}
+	if (this->comp_set)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("component '%s' not found in database\n", print_cfn(cfn));
+		cfn->destroy(cfn);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	this->comp_set = this->db->execute(this->db, &this->cid,
+						"INSERT INTO components (vendor_id, name, qualifier) "
+						"VALUES (?, ?, ?)",
+						DB_INT, vid, DB_INT, name, DB_INT, qualifier) == 1;
+
+	printf("component '%s' %sinserted into database\n", print_cfn(cfn),
+		   this->comp_set ? "" : "could not be ");
+	if (this->comp_set)
+	{
+		this->cfn = cfn;
+	}
+	else
+	{
+		cfn->destroy(cfn);
+	}
+	return this->comp_set;
+}
+
+METHOD(attest_db_t, set_cid, bool,
+	private_attest_db_t *this, int cid)
+{
+	enumerator_t *e;
+	int vid, name, qualifier;
+
+	if (this->comp_set)
+	{
+		printf("component has already been set\n");
+		return FALSE;
+	}
+	this->cid = cid;
+
+	e = this->db->query(this->db, "SELECT vendor_id, name, qualifier "
+								  "FROM components WHERE id = ?",
+						DB_UINT, cid, DB_INT, DB_INT, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &vid, &name, &qualifier))
+		{
+			this->cfn = pts_comp_func_name_create(vid, name, qualifier);
+			this->comp_set = TRUE;
+		}
+		else
+		{
+			printf("no component found with cid %d\n", cid);
+		}
+		e->destroy(e);
+	}
+	return this->comp_set;
+}
+
+METHOD(attest_db_t, set_directory, bool,
+	private_attest_db_t *this, char *dir, bool create)
+{
+	enumerator_t *e;
+	int did;
+	size_t len;
+
+	if (this->did)
+	{
+		printf("directory has already been set\n");
+		return FALSE;
+	}
+
+	/* remove trailing '/' or '\' character if not root directory */
+	len = strlen(dir);
+	if (len > 1 && dir[len-1] == DIRECTORY_SEPARATOR[0])
+	{
+		dir[len-1] = '\0';
+	}
+	this->dir = strdup(dir);
+
+	e = this->db->query(this->db,
+						"SELECT id FROM directories WHERE path = ?",
+						DB_TEXT, dir, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &did))
+		{
+			this->did = did;
+		}
+		e->destroy(e);
+	}
+	if (this->did)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("directory '%s' not found in database\n", dir);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	if (1 == this->db->execute(this->db, &did,
+				"INSERT INTO directories (path) VALUES (?)", DB_TEXT, dir))
+	{
+		this->did = did;
+	}
+	printf("directory '%s' %sinserted into database\n", dir,
+			this->did ? "" : "could not be ");
+
+	return this->did > 0;
+}
+
+METHOD(attest_db_t, set_did, bool,
+	private_attest_db_t *this, int did)
+{
+	enumerator_t *e;
+	char *dir;
+
+	if (this->did)
+	{
+		printf("directory has already been set\n");
+		return FALSE;
+	}
+
+	e = this->db->query(this->db, "SELECT path FROM directories WHERE id = ?",
+						DB_UINT, did, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &dir))
+		{
+			this->dir = strdup(dir);
+			this->did = did;
+		}
+		else
+		{
+			printf("no directory found with did %d\n", did);
+		}
+		e->destroy(e);
+	}
+	return this->did > 0;
+}
+
+METHOD(attest_db_t, set_file, bool,
+	private_attest_db_t *this, char *file, bool create)
+{
+	int fid;
+	enumerator_t *e;
+
+	if (this->file)
+	{
+		printf("file has already been set\n");
+		return FALSE;
+	}
+	this->file = strdup(file);
+
+	if (!this->did)
+	{
+		return TRUE;
+	}
+	e = this->db->query(this->db, "SELECT id FROM files "
+						"WHERE dir = ? AND name = ?",
+						DB_INT, this->did, DB_TEXT, file, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &fid))
+		{
+			this->fid = fid;
+		}
+		e->destroy(e);
+	}
+	if (this->fid)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("file '%s%s%s' not found in database\n",
+			   this->dir, get_separator(this->dir), file);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	if (1 == this->db->execute(this->db, &fid,
+							   "INSERT INTO files (dir, name) VALUES (?, ?)",
+							   DB_INT, this->did, DB_TEXT, file))
+	{
+		this->fid = fid;
+	}
+	printf("file '%s%s%s' %sinserted into database\n", this->dir,
+		   get_separator(this->dir), file, this->fid ? "" : "could not be ");
+
+	return this->fid > 0;
+}
+
+METHOD(attest_db_t, set_fid, bool,
+	private_attest_db_t *this, int fid)
+{
+	enumerator_t *e;
+	int did;
+	char *file;
+
+	if (this->fid)
+	{
+		printf("file has already been set\n");
+		return FALSE;
+	}
+
+	e = this->db->query(this->db, "SELECT dir, name FROM files WHERE id = ?",
+						DB_UINT, fid, DB_INT, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &did, &file))
+		{
+			if (did)
+			{
+				set_did(this, did);
+			}
+			this->file = strdup(file);
+			this->fid = fid;
+		}
+		else
+		{
+			printf("no file found with fid %d\n", fid);
+		}
+		e->destroy(e);
+	}
+	return this->fid > 0;
+}
+
+METHOD(attest_db_t, set_meas_directory, bool,
+	private_attest_db_t *this, char *dir)
+{
+	size_t len;
+
+	/* remove trailing '/' character if not root directory */
+	len = strlen(dir);
+	if (len > 1 && dir[len-1] == '/')
+	{
+		dir[len-1] = '\0';
+	}
+	this->meas_dir = strdup(dir);
+
+	return TRUE;
+}
+
+METHOD(attest_db_t, set_key, bool,
+	private_attest_db_t *this, chunk_t key, bool create)
+{
+	enumerator_t *e;
+	char *owner;
+
+	if (this->key_set)
+	{
+		printf("key has already been set\n");
+		return FALSE;
+	}
+	this->key = key;
+
+	e = this->db->query(this->db, "SELECT id, owner FROM keys WHERE keyid= ?",
+						DB_BLOB, this->key, DB_INT, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &this->kid, &owner))
+		{
+			free(this->owner);
+			this->owner = strdup(owner);
+			this->key_set = TRUE;
+		}
+		e->destroy(e);
+	}
+	if (this->key_set)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("key '%#B' not found in database\n", &this->key);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	if (!this->owner)
+	{
+		this->owner = strdup("");
+	}
+	this->key_set = this->db->execute(this->db, &this->kid,
+								"INSERT INTO keys (keyid, owner) VALUES (?, ?)",
+								DB_BLOB, this->key, DB_TEXT, this->owner) == 1;
+
+	printf("key '%#B' %sinserted into database\n", &this->key,
+		   this->key_set ? "" : "could not be ");
+
+	return this->key_set;
+
+};
+
+METHOD(attest_db_t, set_kid, bool,
+	private_attest_db_t *this, int kid)
+{
+	enumerator_t *e;
+	chunk_t key;
+	char *owner;
+
+	if (this->key_set)
+	{
+		printf("key has already been set\n");
+		return FALSE;
+	}
+	this->kid = kid;
+
+	e = this->db->query(this->db, "SELECT keyid, owner FROM keys WHERE id = ?",
+						DB_UINT, kid, DB_BLOB, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &key, &owner))
+		{
+			this->owner = strdup(owner);
+			this->key = chunk_clone(key);
+			this->key_set = TRUE;
+		}
+		else
+		{
+			printf("no key found with kid %d\n", kid);
+		}
+		e->destroy(e);
+	}
+	return this->key_set;
+
+};
+
+METHOD(attest_db_t, set_product, bool,
+	private_attest_db_t *this, char *product, bool create)
+{
+	enumerator_t *e;
+
+	if (this->product_set)
+	{
+		printf("product has already been set\n");
+		return FALSE;
+	}
+	this->product = strdup(product);
+
+	e = this->db->query(this->db, "SELECT id FROM products WHERE name = ?",
+						DB_TEXT, product, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &this->pid))
+		{
+			this->product_set = TRUE;
+		}
+		e->destroy(e);
+	}
+	if (this->product_set)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("product '%s' not found in database\n", product);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	this->product_set = this->db->execute(this->db, &this->pid,
+									"INSERT INTO products (name) VALUES (?)",
+									DB_TEXT, product) == 1;
+
+	printf("product '%s' %sinserted into database\n", product,
+		   this->product_set ? "" : "could not be ");
+
+	return this->product_set;
+}
+
+METHOD(attest_db_t, set_pid, bool,
+	private_attest_db_t *this, int pid)
+{
+	enumerator_t *e;
+	char *product;
+
+	if (this->product_set)
+	{
+		printf("product has already been set\n");
+		return FALSE;
+	}
+	this->pid = pid;
+
+	e = this->db->query(this->db, "SELECT name FROM products WHERE id = ?",
+						DB_UINT, pid, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &product))
+		{
+			this->product = strdup(product);
+			this->product_set = TRUE;
+		}
+		else
+		{
+			printf("no product found with pid %d in database\n", pid);
+		}
+		e->destroy(e);
+	}
+	return this->product_set;
+}
+
+METHOD(attest_db_t, set_package, bool,
+	private_attest_db_t *this, char *package, bool create)
+{
+	enumerator_t *e;
+
+	if (this->package_set)
+	{
+		printf("package has already been set\n");
+		return FALSE;
+	}
+	this->package = strdup(package);
+
+	e = this->db->query(this->db, "SELECT id FROM packages WHERE name = ?",
+						DB_TEXT, package, DB_INT);
+	if (e)
+	{
+		if (e->enumerate(e, &this->gid))
+		{
+			this->package_set = TRUE;
+		}
+		e->destroy(e);
+	}
+	if (this->package_set)
+	{
+		return TRUE;
+	}
+
+	if (!create)
+	{
+		printf("package '%s' not found in database\n", package);
+		return FALSE;
+	}
+
+	/* Add a new database entry */
+	this->package_set = this->db->execute(this->db, &this->gid,
+									"INSERT INTO packages (name) VALUES (?)",
+									DB_TEXT, package) == 1;
+
+	printf("package '%s' %sinserted into database\n", package,
+		   this->package_set ? "" : "could not be ");
+
+	return this->package_set;
+}
+
+METHOD(attest_db_t, set_gid, bool,
+	private_attest_db_t *this, int gid)
+{
+	enumerator_t *e;
+	char *package;
+
+	if (this->package_set)
+	{
+		printf("package has already been set\n");
+		return FALSE;
+	}
+	this->gid = gid;
+
+	e = this->db->query(this->db, "SELECT name FROM packages WHERE id = ?",
+						DB_UINT, gid, DB_TEXT);
+	if (e)
+	{
+		if (e->enumerate(e, &package))
+		{
+			this->package = strdup(package);
+			this->package_set = TRUE;
+		}
+		else
+		{
+			printf("no package found with gid %d in database\n", gid);
+		}
+		e->destroy(e);
+	}
+	return this->package_set;
+}
+
+METHOD(attest_db_t, set_version, bool,
+	private_attest_db_t *this, char *version)
+{
+	if (this->version_set)
+	{
+		printf("version has already been set\n");
+		return FALSE;
+	}
+	this->version = strdup(version);
+	this->version_set = TRUE;
+
+	return TRUE;
+}
+
+
+METHOD(attest_db_t, set_algo, void,
+	private_attest_db_t *this, pts_meas_algorithms_t algo)
+{
+	this->algo = algo;
+}
+
+METHOD(attest_db_t, set_relative, void,
+	private_attest_db_t *this)
+{
+	this->relative = TRUE;
+}
+
+METHOD(attest_db_t, set_package_state, void,
+	private_attest_db_t *this, os_package_state_t package_state)
+{
+	this->package_state = package_state;
+}
+
+METHOD(attest_db_t, set_sequence, void,
+	private_attest_db_t *this, int seq_no)
+{
+	this->seq_no = seq_no;
+}
+
+METHOD(attest_db_t, set_owner, void,
+	private_attest_db_t *this, char *owner)
+{
+	free(this->owner);
+	this->owner = strdup(owner);
+}
+
+METHOD(attest_db_t, set_utc, void,
+	private_attest_db_t *this)
+{
+	this->utc = TRUE;
+}
+
+METHOD(attest_db_t, list_components, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	pts_comp_func_name_t *cfn;
+	int seq_no, cid, vid, name, qualifier, count = 0;
+
+	if (this->kid)
+	{
+		e = this->db->query(this->db,
+				"SELECT kc.seq_no, c.id, c.vendor_id, c.name, c.qualifier "
+				"FROM components AS c "
+				"JOIN key_component AS kc ON c.id = kc.component "
+				"WHERE kc.key = ? ORDER BY kc.seq_no",
+				DB_UINT, this->kid, DB_INT, DB_INT, DB_INT, DB_INT, DB_INT);
+		if (e)
+		{
+			while (e->enumerate(e,  &cid, &seq_no, &vid, &name, &qualifier))
+			{
+				cfn   = pts_comp_func_name_create(vid, name, qualifier);
+				printf("%4d: #%-2d %s\n", seq_no, cid, print_cfn(cfn));
+				cfn->destroy(cfn);
+				count++;
+			}
+			e->destroy(e);
+			printf("%d component%s found for key %#B\n", count,
+				  (count == 1) ? "" : "s", &this->key);
+		}
+	}
+	else
+	{
+		e = this->db->query(this->db,
+				"SELECT id, vendor_id, name, qualifier FROM components "
+				"ORDER BY vendor_id, name, qualifier",
+				DB_INT, DB_INT, DB_INT, DB_INT);
+		if (e)
+		{
+			while (e->enumerate(e,  &cid, &vid, &name, &qualifier))
+			{
+				cfn   = pts_comp_func_name_create(vid, name, qualifier);
+				printf("%4d: %s\n", cid, print_cfn(cfn));
+				cfn->destroy(cfn);
+				count++;
+			}
+			e->destroy(e);
+			printf("%d component%s found\n", count, (count == 1) ? "" : "s");
+		}
+	}
+}
+
+METHOD(attest_db_t, list_devices, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e, *e_ar;
+	chunk_t ar_id_value = chunk_empty;
+	char *product, *device;
+	time_t timestamp;
+	int id, last_id = 0, ar_id = 0, last_ar_id = 0, device_count = 0;
+	int session_id, rec;
+	u_int32_t ar_id_type;
+	u_int tstamp;
+
+	e = this->db->query(this->db,
+			"SELECT d.id, d.value, s.id, s.time, s.identity, s.rec, p.name "
+			"FROM devices AS d "
+			"JOIN sessions AS s ON d.id = s.device "
+			"JOIN products AS p ON p.id = s.product "
+			"ORDER BY d.value, s.time DESC", DB_INT, DB_TEXT, DB_INT, DB_UINT,
+			 DB_INT, DB_INT, DB_TEXT);
+
+	if (e)
+	{
+		while (e->enumerate(e, &id, &device, &session_id, &tstamp, &ar_id, &rec,
+							   &product))
+		{
+			if (id != last_id)
+			{
+				printf("%4d: %s - %s\n", id, device, product);
+				device_count++;
+				last_id = id;
+			}
+			timestamp = tstamp;
+			printf("%4d:   %T", session_id, &timestamp, this->utc);
+			if (ar_id)
+			{
+				if (ar_id != last_ar_id)
+				{
+					chunk_free(&ar_id_value);
+					e_ar = this->db->query(this->db,
+								"SELECT type, value FROM identities "
+								"WHERE id = ?", DB_INT, ar_id, DB_INT, DB_BLOB);
+					if (e_ar)
+					{
+						e_ar->enumerate(e_ar, &ar_id_type, &ar_id_value);
+						ar_id_value = chunk_clone(ar_id_value);
+						e_ar->destroy(e_ar);
+					}
+				}
+				if (ar_id_value.len)
+				{
+					printf(" %.*s", (int)ar_id_value.len, ar_id_value.ptr);
+				}
+				last_ar_id = ar_id;
+			}
+			printf(" - %N\n", TNC_IMV_Action_Recommendation_names, rec);
+		}
+		e->destroy(e);
+		free(ar_id_value.ptr);
+
+		printf("%d device%s found\n", device_count,
+									 (device_count == 1) ? "" : "s");
+	}
+}
+
+METHOD(attest_db_t, list_keys, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	chunk_t keyid;
+	char *owner;
+	int kid, count = 0;
+
+	if (this->cid)
+	{
+		e = this->db->query(this->db,
+				"SELECT k.id, k.keyid, k.owner FROM keys AS k "
+				"JOIN key_component AS kc ON k.id = kc.key "
+				"WHERE kc.component = ? ORDER BY k.keyid",
+				DB_UINT, this->cid, DB_INT, DB_BLOB, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &kid, &keyid, &owner))
+			{
+				printf("%4d: %#B '%s'\n", kid, &keyid, owner);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+	else
+	{
+		e = this->db->query(this->db, "SELECT id, keyid, owner FROM keys "
+				"ORDER BY keyid",
+				DB_INT, DB_BLOB, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &kid, &keyid, &owner))
+			{
+				printf("%4d: %#B '%s'\n", kid, &keyid, owner);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+
+	printf("%d key%s found", count, (count == 1) ? "" : "s");
+	if (this->comp_set)
+	{
+		printf(" for component '%s'", print_cfn(this->cfn));
+	}
+	printf("\n");
+}
+
+METHOD(attest_db_t, list_files, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	char *dir, *file;
+	int did, last_did = 0, fid, count = 0;
+
+	if (this->did)
+	{
+		e = this->db->query(this->db,
+				"SELECT id, name FROM files WHERE dir = ? ORDER BY name",
+				DB_INT, this->did, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &fid, &file))
+			{
+				printf("%4d: %s\n", fid, file);
+				count++;
+			}
+			e->destroy(e);
+		}
+		printf("%d file%s found in directory '%s'\n", count,
+			  (count == 1) ? "" : "s", this->dir);
+	}
+	else
+	{
+		e = this->db->query(this->db,
+				"SELECT d.id, d.path, f.id, f.name FROM files AS f "
+				"JOIN directories AS d ON f.dir = d.id "
+				"ORDER BY d.path, f.name",
+				DB_INT, DB_TEXT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &did, &dir, &fid, &file))
+			{
+				if (did != last_did)
+				{
+					printf("%4d: %s\n", did, dir);
+					last_did = did;
+				}
+				printf("%4d:   %s\n", fid, file);
+				count++;
+			}
+			e->destroy(e);
+		}
+		printf("%d file%s found\n", count, (count == 1) ? "" : "s");
+	}
+}
+
+METHOD(attest_db_t, list_directories, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	char *dir;
+	int did, count = 0;
+
+	if (this->file)
+	{
+		e = this->db->query(this->db,
+				"SELECT d.id, d.path FROM directories AS d "
+				"JOIN files AS f ON f.dir = d.id WHERE f.name = ? "
+				"ORDER BY path", DB_TEXT, this->file, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &did, &dir))
+			{
+				printf("%4d: %s\n", did, dir);
+				count++;
+			}
+			e->destroy(e);
+		}
+		printf("%d director%s found containing file '%s'\n", count,
+			  (count == 1) ? "y" : "ies", this->file);
+	}
+	else
+	{
+		e = this->db->query(this->db,
+				"SELECT id, path FROM directories ORDER BY path",
+				DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &did, &dir))
+			{
+				printf("%4d: %s\n", did, dir);
+				count++;
+			}
+			e->destroy(e);
+		}
+		printf("%d director%s found\n", count, (count == 1) ? "y" : "ies");
+	}
+}
+
+METHOD(attest_db_t, list_packages, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	char *package, *version;
+	os_package_state_t package_state;
+	int blacklist, security, gid, gid_old = 0, spaces, count = 0, t;
+	time_t timestamp;
+
+	if (this->pid)
+	{
+		e = this->db->query(this->db,
+				"SELECT p.id, p.name, "
+				"v.release, v.security, v.blacklist, v.time "
+				"FROM packages AS p JOIN versions AS v ON v.package = p.id "
+				"WHERE v.product = ? ORDER BY p.name, v.release",
+				DB_INT, this->pid,
+				DB_INT, DB_TEXT, DB_TEXT, DB_INT, DB_INT, DB_INT);
+		if (e)
+		{
+			while (e->enumerate(e, &gid, &package,
+								   &version, &security, &blacklist, &t))
+			{
+				if (gid != gid_old)
+				{
+					printf("%5d: %s,", gid, package);
+					gid_old = gid;
+				}
+				else
+				{
+					spaces = 8 + strlen(package);
+					while (spaces--)
+					{
+						printf(" ");
+					}
+				}
+				timestamp = t;
+				if (blacklist)
+				{
+					package_state = OS_PACKAGE_STATE_BLACKLIST;
+				}
+				else
+				{
+					package_state = security ? OS_PACKAGE_STATE_SECURITY :
+											   OS_PACKAGE_STATE_UPDATE;
+				}
+				printf(" %T (%s)%N\n", &timestamp, this->utc, version,
+					 os_package_state_names, package_state);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+	else
+	{
+		e = this->db->query(this->db, "SELECT id, name FROM packages "
+				"ORDER BY name",
+				DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &gid, &package))
+			{
+				printf("%4d: %s\n", gid, package);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+
+	printf("%d package%s found", count, (count == 1) ? "" : "s");
+	if (this->product_set)
+	{
+		printf(" for product '%s'", this->product);
+	}
+	printf("\n");
+}
+
+METHOD(attest_db_t, list_products, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	char *product;
+	int pid, meas, meta, count = 0;
+
+	if (this->fid)
+	{
+		e = this->db->query(this->db,
+				"SELECT p.id, p.name, pf.measurement, pf.metadata "
+				"FROM products AS p "
+				"JOIN product_file AS pf ON p.id = pf.product "
+				"WHERE pf.file = ? ORDER BY p.name",
+				DB_UINT, this->fid, DB_INT, DB_TEXT, DB_INT, DB_INT);
+		if (e)
+		{
+			while (e->enumerate(e, &pid, &product, &meas, &meta))
+			{
+				printf("%4d: |%s%s| %s\n", pid, meas ? "M":" ", meta ? "T":" ",
+										   product);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+	else
+	{
+		e = this->db->query(this->db, "SELECT id, name FROM products "
+				"ORDER BY name",
+				DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &pid, &product))
+			{
+				printf("%4d: %s\n", pid, product);
+				count++;
+			}
+			e->destroy(e);
+		}
+	}
+
+	printf("%d product%s found", count, (count == 1) ? "" : "s");
+	if (this->fid)
+	{
+		printf(" for file '%s'", this->file);
+	}
+	printf("\n");
+}
+
+METHOD(attest_db_t, list_hashes, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	chunk_t hash;
+	char *file, *dir, *product;
+	int id, fid, fid_old = 0, did, did_old = 0, pid, pid_old = 0, count = 0;
+
+	if (this->pid && this->fid && this->did)
+	{
+		printf("%4d: %s\n", this->did, this->dir);
+		printf("%4d:   %s\n", this->fid, this->file);
+		e = this->db->query(this->db,
+				"SELECT id, hash FROM file_hashes "
+				"WHERE algo = ? AND file = ? AND product = ?",
+				DB_INT, this->algo, DB_INT, this->fid, DB_INT, this->pid,
+				DB_INT, DB_BLOB);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash))
+			{
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for product '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->product);
+		}
+	}
+	else if (this->pid && this->file)
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, d.id, d.path "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"JOIN directories AS d ON f.dir = d.id "
+				"WHERE h.algo = ? AND h.product = ? AND f.name = ? "
+				"ORDER BY d.path, f.name, h.hash",
+				DB_INT, this->algo, DB_INT, this->pid, DB_TEXT, this->file,
+				DB_INT, DB_BLOB, DB_INT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &did, &dir))
+			{
+				if (did != did_old)
+				{
+					printf("%4d: %s\n", did, dir);
+					did_old = did;
+				}
+				if (fid != fid_old)
+				{
+					printf("%4d:   %s\n", fid, this->file);
+					fid_old = fid;
+				}
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for product '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->product);
+		}
+	}
+	else if (this->pid && this->did)
+	{
+		printf("%4d: %s\n", this->did, this->dir);
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, f.name "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"WHERE h.algo = ? AND h.product = ? AND f.dir = ? "
+				"ORDER BY f.name, h.hash",
+				DB_INT, this->algo, DB_INT, this->pid, DB_INT, this->did,
+				DB_INT, DB_BLOB, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &file))
+			{
+				if (fid != fid_old)
+				{
+					printf("%4d:   %s\n", fid, file);
+					fid_old = fid;
+				}
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for product '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->product);
+		}
+	}
+	else if (this->pid)
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, f.name, d.id, d.path "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"JOIN directories AS d ON f.dir = d.id "
+				"WHERE h.algo = ? AND h.product = ? "
+				"ORDER BY d.path, f.name, h.hash",
+				DB_INT, this->algo, DB_INT, this->pid,
+				DB_INT, DB_BLOB, DB_INT, DB_TEXT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &file, &did, &dir))
+			{
+				if (did != did_old)
+				{
+					printf("%4d: %s\n", did, dir);
+					did_old = did;
+				}
+				if (fid != fid_old)
+				{
+					printf("%4d:   %s\n", fid, file);
+					fid_old = fid;
+				}
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for product '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->product);
+		}
+	}
+	else if (this->fid && this->did)
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, p.id, p.name FROM file_hashes AS h "
+				"JOIN products AS p ON h.product = p.id "
+				"WHERE h.algo = ? AND h.file = ? "
+				"ORDER BY p.name, h.hash",
+				DB_INT, this->algo, DB_INT, this->fid,
+				DB_INT, DB_BLOB, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &pid, &product))
+			{
+				if (pid != pid_old)
+				{
+					printf("%4d: %s\n", pid, product);
+					pid_old = pid;
+				}
+				printf("%4d:   %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for file '%s%s%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->dir,
+				   get_separator(this->dir), this->file);
+		}
+	}
+	else if (this->file)
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, d.id, d.path, p.id, p.name "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"JOIN directories AS d ON f.dir = d.id "
+				"JOIN products AS p ON h.product = p.id "
+				"WHERE h.algo = ? AND f.name = ? "
+				"ORDER BY d.path, f.name, p.name, h.hash",
+				DB_INT, this->algo, DB_TEXT, this->file,
+				DB_INT, DB_BLOB, DB_INT, DB_INT, DB_TEXT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &did, &dir, &pid, &product))
+			{
+				if (did != did_old)
+				{
+					printf("%4d: %s\n", did, dir);
+					did_old = did;
+				}
+				if (fid != fid_old)
+				{
+					printf("%4d:   %s\n", fid, this->file);
+					fid_old = fid;
+					pid_old = 0;
+				}
+				if (pid != pid_old)
+				{
+					printf("%4d:     %s\n", pid, product);
+					pid_old = pid;
+				}
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found\n", count, pts_meas_algorithm_names,
+				   this->algo, (count == 1) ? "" : "s");
+		}
+
+	}
+	else if (this->did)
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, f.name, p.id, p.name "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"JOIN products AS p ON h.product = p.id "
+				"WHERE h.algo = ? AND f.dir = ? "
+				"ORDER BY f.name, p.name, h.hash",
+				DB_INT, this->algo, DB_INT, this->did,
+				DB_INT, DB_BLOB, DB_INT, DB_TEXT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &file, &pid, &product))
+			{
+				if (fid != fid_old)
+				{
+					printf("%4d: %s\n", fid, file);
+					fid_old = fid;
+					pid_old = 0;
+				}
+				if (pid != pid_old)
+				{
+					printf("%4d:   %s\n", pid, product);
+					pid_old = pid;
+				}
+				printf("%4d:     %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for directory '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", this->dir);
+		}
+	}
+	else
+	{
+		e = this->db->query(this->db,
+				"SELECT h.id, h.hash, f.id, f.name, d.id, d.path, p.id, p.name "
+				"FROM file_hashes AS h "
+				"JOIN files AS f ON h.file = f.id "
+				"JOIN directories AS d ON f.dir = d.id "
+				"JOIN products AS p on h.product = p.id "
+				"WHERE h.algo = ? "
+				"ORDER BY d.path, f.name, p.name, h.hash",
+				DB_INT, this->algo, DB_INT, DB_BLOB, DB_INT, DB_TEXT,
+				DB_INT, DB_TEXT, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &hash, &fid, &file, &did, &dir, &pid,
+								&product))
+			{
+				if (did != did_old)
+				{
+					printf("%4d: %s\n", did, dir);
+					did_old = did;
+				}
+				if (fid != fid_old)
+				{
+					printf("%4d:   %s\n", fid, file);
+					fid_old = fid;
+					pid_old = 0;
+				}
+				if (pid != pid_old)
+				{
+					printf("%4d:     %s\n", pid, product);
+					pid_old = pid;
+				}
+				printf("%4d:       %#B\n", id, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found\n", count, pts_meas_algorithm_names,
+				   this->algo, (count == 1) ? "" : "s");
+		}
+	}
+}
+
+METHOD(attest_db_t, list_measurements, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	chunk_t hash, keyid;
+	pts_comp_func_name_t *cfn;
+	char *owner;
+	int seq_no, pcr, vid, name, qualifier;
+	int cid, cid_old = 0, kid, kid_old = 0, count = 0;
+
+	if (this->kid && this->cid)
+	{
+		e = this->db->query(this->db,
+				"SELECT ch.seq_no, ch.pcr, ch.hash, k.owner "
+				"FROM component_hashes AS ch "
+				"JOIN keys AS k ON k.id = ch.key "
+				"WHERE ch.algo = ? AND ch.key = ? AND ch.component = ? "
+				"ORDER BY seq_no",
+				DB_INT, this->algo, DB_UINT, this->kid, DB_UINT, this->cid,
+				DB_INT, DB_INT, DB_BLOB, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &seq_no, &pcr, &hash, &owner))
+			{
+				if (this->kid != kid_old)
+				{
+					printf("%4d: %#B '%s'\n", this->kid, &this->key, owner);
+					kid_old = this->kid;
+				}
+				printf("%7d %02d %#B\n", seq_no, pcr, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for component '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", print_cfn(this->cfn));
+		}
+	}
+	else if (this->cid)
+	{
+		e = this->db->query(this->db,
+				"SELECT ch.seq_no, ch.pcr, ch.hash, k.id, k.keyid, k.owner "
+				"FROM component_hashes AS ch "
+				"JOIN keys AS k ON k.id = ch.key "
+				"WHERE ch.algo = ? AND ch.component = ? "
+				"ORDER BY keyid, seq_no",
+				DB_INT, this->algo, DB_UINT, this->cid,
+				DB_INT, DB_INT, DB_BLOB, DB_INT, DB_BLOB, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &seq_no, &pcr, &hash, &kid, &keyid, &owner))
+			{
+				if (kid != kid_old)
+				{
+					printf("%4d: %#B '%s'\n", kid, &keyid, owner);
+					kid_old = kid;
+				}
+				printf("%7d %02d %#B\n", seq_no, pcr, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for component '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", print_cfn(this->cfn));
+		}
+
+	}
+	else if (this->kid)
+	{
+		e = this->db->query(this->db,
+				"SELECT ch.seq_no, ch.pcr, ch.hash, "
+				"c.id, c.vendor_id, c.name, c.qualifier "
+				"FROM component_hashes AS ch "
+				"JOIN components AS c ON c.id = ch.component "
+				"WHERE ch.algo = ? AND ch.key = ? "
+				"ORDER BY vendor_id, name, qualifier, seq_no",
+				DB_INT, this->algo, DB_UINT, this->kid, DB_INT, DB_INT, DB_BLOB,
+				DB_INT, DB_INT, DB_INT, DB_INT);
+		if (e)
+		{
+			while (e->enumerate(e, &seq_no, &pcr, &hash, &cid, &vid, &name,
+								   &qualifier))
+			{
+				if (cid != cid_old)
+				{
+					cfn = pts_comp_func_name_create(vid, name, qualifier);
+					printf("%4d: %s\n", cid, print_cfn(cfn));
+					cfn->destroy(cfn);
+					cid_old = cid;
+				}
+				printf("%5d %02d %#B\n", seq_no, pcr, &hash);
+				count++;
+			}
+			e->destroy(e);
+
+			printf("%d %N value%s found for key %#B '%s'\n", count,
+				   pts_meas_algorithm_names, this->algo,
+				   (count == 1) ? "" : "s", &this->key, this->owner);
+		}
+	}
+}
+
+METHOD(attest_db_t, list_sessions, void,
+	private_attest_db_t *this)
+{
+	enumerator_t *e;
+	chunk_t identity;
+	char *product, *device;
+	int session_id, conn_id, rec, device_len;
+	time_t created;
+	u_int t;
+
+	e = this->db->query(this->db,
+			"SELECT s.id, s.time, s.connection, s.rec, p.name, d.value, i.value "
+			"FROM sessions AS s "
+			"LEFT JOIN products AS p ON s.product = p.id "
+			"LEFT JOIN devices AS d ON s.device = d.id "
+			"LEFT JOIN identities AS i ON s.identity = i.id "
+			"ORDER BY s.time DESC",
+			 DB_INT, DB_UINT, DB_INT, DB_INT, DB_TEXT, DB_TEXT, DB_BLOB);
+	if (e)
+	{
+		while (e->enumerate(e, &session_id, &t, &conn_id, &rec, &product,
+							   &device, &identity))
+		{
+			created = t;
+			product = product ? product : "-";
+			device = strlen(device) ? device : "-";
+			device_len = min(strlen(device), DEVICE_MAX_LEN);
+			identity = identity.len ? identity : chunk_from_str("-");
+			printf("%4d: %T %2d %-20s %.*s%*s%.*s - %N\n", session_id, &created,
+				   this->utc, conn_id, product, device_len, device,
+				   DEVICE_MAX_LEN - device_len + 1, " ", (int)identity.len,
+				   identity.ptr, TNC_IMV_Action_Recommendation_names, rec);
+		}
+		e->destroy(e);
+	}
+}
+
+/**
+ * Insert a file hash into the database
+ */
+static bool insert_file_hash(private_attest_db_t *this,
+							 pts_meas_algorithms_t algo,
+							 chunk_t measurement, int fid,
+							 int *hashes_added, int *hashes_updated)
+{
+	enumerator_t *e;
+	chunk_t hash;
+	char *label;
+	bool insert = TRUE, update = FALSE;
+
+	label = "could not be created";
+
+	e = this->db->query(this->db,
+		"SELECT hash FROM file_hashes WHERE algo = ? "
+		"AND file = ? AND product = ? AND device = 0",
+		DB_INT, algo, DB_UINT, fid, DB_UINT, this->pid, DB_BLOB);
+
+	if (!e)
+	{
+		printf("file_hashes query failed\n");
+		return FALSE;
+	}
+
+	while (e->enumerate(e, &hash))
+	{
+		update = TRUE;
+
+		if (chunk_equals(measurement, hash))
+		{
+			label = "exists and equals";
+			insert = FALSE;
+			break;
+		}
+	}
+	e->destroy(e);
+
+	if (insert)
+	{
+		if (this->db->execute(this->db, NULL,
+			"INSERT INTO file_hashes "
+			"(file, product, device, algo, hash) "
+			"VALUES (?, ?, 0, ?, ?)",
+			DB_UINT, fid, DB_UINT, this->pid,
+			DB_INT, algo, DB_BLOB, measurement) != 1)
+		{
+			printf("file_hash insertion failed\n");
+			return FALSE;
+		}
+		if (update)
+		{
+			label = "updated";
+			(*hashes_updated)++;
+		}
+		else
+		{
+			label = "created";
+			(*hashes_added)++;
+		}
+	}
+	printf("     %#B - %s\n", &measurement, label);
+	return TRUE;
+}
+
+/**
+ * Add hash measurement for a single file or all files in a directory
+ */
+static bool add_hash(private_attest_db_t *this)
+{
+	char *pathname, *filename, *label;
+	const char *sep;
+	pts_file_meas_t *measurements;
+	chunk_t measurement;
+	hasher_t *hasher = NULL;
+	int fid, files_added = 0, hashes_added = 0, hashes_updated = 0;
+	enumerator_t *enumerator, *e;
+
+	if (!this->meas_dir)
+	{
+		this->meas_dir = strdup(this->dir);
+	}
+	sep = get_separator(this->meas_dir);
+
+	if (this->fid)
+	{
+		/* build pathname from directory path and relative filename */
+		if (asprintf(&pathname, "%s%s%s", this->meas_dir, sep, this->file) == -1)
+		{
+			return FALSE;
+		}
+		measurements = pts_file_meas_create_from_path(0, pathname, FALSE,
+													  TRUE, this->algo);
+		free(pathname);
+	}
+	else
+	{
+		measurements = pts_file_meas_create_from_path(0, this->meas_dir, TRUE,
+													  TRUE, this->algo);
+	}
+	if (!measurements)
+	{
+		printf("file measurement failed\n");
+		DESTROY_IF(hasher);
+		return FALSE;
+	}
+
+	enumerator = measurements->create_enumerator(measurements);
+	while (enumerator->enumerate(enumerator, &filename, &measurement))
+	{
+		if (this->fid)
+		{
+			/* a single file already exists */
+			filename = this->file;
+			fid = this->fid;
+			label = "exists";
+		}
+		else
+		{
+			/* retrieve or create filename */
+			label = "could not be created";
+
+			e = this->db->query(this->db,
+				"SELECT id FROM files WHERE name = ? AND dir = ?",
+				DB_TEXT, filename, DB_INT, this->did, DB_INT);
+			if (!e)
+			{
+				printf("files query failed\n");
+				break;
+			}
+			if (e->enumerate(e, &fid))
+			{
+				label = "exists";
+			}
+			else
+			{
+				if (this->db->execute(this->db, &fid,
+					"INSERT INTO files (name, dir) VALUES (?, ?)",
+					DB_TEXT, filename, DB_INT, this->did) == 1)
+				{
+					label = "created";
+					files_added++;
+				}
+			}
+			e->destroy(e);
+		}
+		printf("%4d: %s - %s\n", fid, filename, label);
+
+		/* compute file measurement hash */
+		if (!insert_file_hash(this, this->algo, measurement, fid,
+							  &hashes_added, &hashes_updated))
+		{
+			break;
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	printf("%d measurements, added %d new files, %d file hashes, "
+		   "updated %d file hashes\n",
+			measurements->get_file_count(measurements),
+		    files_added, hashes_added, hashes_updated);
+	measurements->destroy(measurements);
+
+	return TRUE;
+}
+
+METHOD(attest_db_t, add, bool,
+	private_attest_db_t *this)
+{
+	bool success = FALSE;
+
+	/* add directory or file hash measurement for a given product */
+	if (this->did && this->pid)
+	{
+		return add_hash(this);
+	}
+
+	/* insert package version */
+	if (this->version_set && this->gid && this->pid)
+	{
+		time_t t = time(NULL);
+		int security, blacklist;
+
+		security =  this->package_state == OS_PACKAGE_STATE_SECURITY;
+		blacklist = this->package_state == OS_PACKAGE_STATE_BLACKLIST;
+
+		success = this->db->execute(this->db, NULL,
+					"INSERT INTO versions "
+					"(package, product, release, security, blacklist, time) "
+					"VALUES (?, ?, ?, ?, ?, ?)",
+					DB_UINT, this->gid, DB_INT, this->pid, DB_TEXT,
+					this->version, DB_INT, security, DB_INT, blacklist,
+					DB_INT, t) == 1;
+
+		printf("'%s' package %s (%s)%N %sinserted into database\n",
+				this->product, this->package, this->version,
+				os_package_state_names, this->package_state,
+				success ? "" : "could not be ");
+	}
+	return success;
+}
+
+METHOD(attest_db_t, delete, bool,
+	private_attest_db_t *this)
+{
+	bool success;
+	int id, count = 0;
+	char *name;
+	enumerator_t *e;
+
+	/* delete a file measurement hash for a given product */
+	if (this->algo && this->pid && this->fid)
+	{
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM file_hashes "
+								"WHERE algo = ? AND product = ? AND file = ?",
+								DB_UINT, this->algo, DB_UINT, this->pid,
+								DB_UINT, this->fid) > 0;
+
+		printf("%4d: %s%s%s\n", this->fid, this->dir, get_separator(this->dir),
+				this->file);
+		printf("%N value for product '%s' %sdeleted from database\n",
+				pts_meas_algorithm_names, this->algo, this->product,
+				success ? "" : "could not be ");
+
+		return success;
+	}
+
+	/* delete product/file entries */
+	if (this->pid && (this->fid || this->did))
+	{
+		success = this->db->execute(this->db, NULL,
+							"DELETE FROM product_file "
+							"WHERE product = ? AND file = ?",
+							DB_UINT, this->pid,
+							DB_UINT, this->fid ? this->fid : this->did) > 0;
+
+		printf("product/file pair (%d/%d) %sdeleted from database\n",
+				this->pid, this->fid ? this->fid : this->did,
+				success ? "" : "could not be ");
+
+		return success;
+	}
+
+	if (this->cid)
+	{
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM components WHERE id = ?",
+								DB_UINT, this->cid) > 0;
+
+		printf("component '%s' %sdeleted from database\n", print_cfn(this->cfn),
+			   success ? "" : "could not be ");
+		return success;
+	}
+
+	if (this->fid)
+	{
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM files WHERE id = ?",
+								DB_UINT, this->fid) > 0;
+
+		printf("file '%s%s%s' %sdeleted from database\n", this->dir,
+			   get_separator(this->dir), this->file,
+			   success ? "" : "could not be ");
+		return success;
+	}
+
+	if (this->did)
+	{
+		e = this->db->query(this->db,
+				"SELECT id, name FROM files WHERE dir = ? ORDER BY name",
+				DB_INT, this->did, DB_INT, DB_TEXT);
+		if (e)
+		{
+			while (e->enumerate(e, &id, &name))
+			{
+				printf("%4d: %s\n", id, name);
+				count++;
+			}
+			e->destroy(e);
+
+			if (count)
+			{
+				printf("%d dependent file%s found, "
+					   "directory '%s' could not deleted\n",
+					   count, (count == 1) ? "" : "s", this->dir);
+				return FALSE;
+			}
+		}
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM directories WHERE id = ?",
+								DB_UINT, this->did) > 0;
+		printf("directory '%s' %sdeleted from database\n", this->dir,
+			   success ? "" : "could not be ");
+		return success;
+	}
+
+	if (this->kid)
+	{
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM keys WHERE id = ?",
+								DB_UINT, this->kid) > 0;
+
+		printf("key %#B %sdeleted from database\n", &this->key,
+			   success ? "" : "could not be ");
+		return success;
+	}
+	if (this->pid)
+	{
+		success = this->db->execute(this->db, NULL,
+								"DELETE FROM products WHERE id = ?",
+								DB_UINT, this->pid) > 0;
+
+		printf("product '%s' %sdeleted from database\n", this->product,
+			   success ? "" : "could not be ");
+		return success;
+	}
+
+	printf("empty delete command\n");
+	return FALSE;
+}
+
+METHOD(attest_db_t, destroy, void,
+	private_attest_db_t *this)
+{
+	DESTROY_IF(this->db);
+	DESTROY_IF(this->cfn);
+	free(this->package);
+	free(this->product);
+	free(this->version);
+	free(this->file);
+	free(this->dir);
+	free(this->meas_dir);
+	free(this->owner);
+	free(this->key.ptr);
+	free(this);
+}
+
+/**
+ * Described in header.
+ */
+attest_db_t *attest_db_create(char *uri)
+{
+	private_attest_db_t *this;
+
+	INIT(this,
+		.public = {
+			.set_component = _set_component,
+			.set_cid = _set_cid,
+			.set_directory = _set_directory,
+			.set_did = _set_did,
+			.set_file = _set_file,
+			.set_fid = _set_fid,
+			.set_meas_directory = _set_meas_directory,
+			.set_key = _set_key,
+			.set_kid = _set_kid,
+			.set_package = _set_package,
+			.set_gid = _set_gid,
+			.set_product = _set_product,
+			.set_pid = _set_pid,
+			.set_version = _set_version,
+			.set_algo = _set_algo,
+			.set_relative = _set_relative,
+			.set_package_state = _set_package_state,
+			.set_sequence = _set_sequence,
+			.set_owner = _set_owner,
+			.set_utc = _set_utc,
+			.list_packages = _list_packages,
+			.list_products = _list_products,
+			.list_files = _list_files,
+			.list_directories = _list_directories,
+			.list_components = _list_components,
+			.list_devices = _list_devices,
+			.list_keys = _list_keys,
+			.list_hashes = _list_hashes,
+			.list_measurements = _list_measurements,
+			.list_sessions = _list_sessions,
+			.add = _add,
+			.delete = _delete,
+			.destroy = _destroy,
+		},
+		.db = lib->db->create(lib->db, uri),
+	);
+
+	if (!this->db)
+	{
+		fprintf(stderr, "opening database failed.\n");
+		destroy(this);
+		return NULL;
+	}
+
+	return &this->public;
+}
diff --git a/src/libimcv/plugins/imv_attestation/attest_db.h b/src/libimcv/plugins/imv_attestation/attest_db.h
new file mode 100644
index 000000000..ab3d046b3
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/attest_db.h
@@ -0,0 +1,267 @@
+/*
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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 attest_db_t attest_db
+ * @{ @ingroup libimcv
+ */
+
+#ifndef ATTEST_DB_H_
+#define ATTEST_DB_H_
+
+#include <pts/pts_meas_algo.h>
+#include <os_info/os_info.h>
+#include <library.h>
+
+typedef struct attest_db_t attest_db_t;
+
+/**
+ * Attestation database object
+ */
+struct attest_db_t {
+
+	/**
+	 * Set functional component to be queried
+	 *
+	 * @param comp			functional component
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_component)(attest_db_t *this, char *comp, bool create);
+
+	/**
+	 * Set primary key of the functional component to be queried
+	 *
+	 * @param fid			primary key of functional component
+	 * @return				TRUE if successful
+	 */
+	bool (*set_cid)(attest_db_t *this, int fid);
+
+	/**
+	 * Set directory to be queried
+	 *
+	 * @param dir			directory
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_directory)(attest_db_t *this, char *dir, bool create);
+
+	/**
+	 * Set primary key of the directory to be queried
+	 *
+	 * @param did			primary key of directory
+	 * @return				TRUE if successful
+	 */
+	bool (*set_did)(attest_db_t *this, int did);
+
+	/**
+	 * Set measurement file to be queried
+	 *
+	 * @param file			measurement file
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_file)(attest_db_t *this, char *file, bool create);
+
+	/**
+	 * Set primary key of the measurement file to be queried
+	 *
+	 * @param fid			primary key of measurement file
+	 * @return				TRUE if successful
+	 */
+	bool (*set_fid)(attest_db_t *this, int fid);
+
+	/**
+	 * Set path to directory where file[s] are to be measured
+	 *
+	 * @param meas_dir		measurement directory
+	 * @return				TRUE if successful
+	 */
+	bool (*set_meas_directory)(attest_db_t *this, char *dir);
+
+	/**
+	 * Set functional component to be queried
+	 *
+	 * @param key			AIK
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_key)(attest_db_t *this, chunk_t key, bool create);
+
+	/**
+	 * Set primary key of the AIK to be queried
+	 *
+	 * @param kid			primary key of AIK
+	 * @return				TRUE if successful
+	 */
+	bool (*set_kid)(attest_db_t *this, int kid);
+
+	/**
+	 * Set software package to be queried
+	 *
+	 * @param product		software package
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_package)(attest_db_t *this, char *package, bool create);
+
+	/**
+	 * Set primary key of the software package to be queried
+	 *
+	 * @param gid			primary key of software package
+	 * @return				TRUE if successful
+	 */
+	bool (*set_gid)(attest_db_t *this, int gid);
+
+	/**
+	 * Set software product to be queried
+	 *
+	 * @param product		software product
+	 * @param create		if TRUE create database entry if it doesn't exist
+	 * @return				TRUE if successful
+	 */
+	bool (*set_product)(attest_db_t *this, char *product, bool create);
+
+	/**
+	 * Set primary key of the software product to be queried
+	 *
+	 * @param pid			primary key of software product
+	 * @return				TRUE if successful
+	 */
+	bool (*set_pid)(attest_db_t *this, int pid);
+
+	/**
+	 * Set software package version to be queried
+	 *
+	 * @param version		software package version
+	 * @return				TRUE if successful
+	 */
+	bool (*set_version)(attest_db_t *this, char *version);
+
+	/**
+	 * Set measurement hash algorithm
+	 *
+	 * @param algo			hash algorithm
+	 */
+	void (*set_algo)(attest_db_t *this, pts_meas_algorithms_t algo);
+
+	/**
+	 * Set that the IMA-specific SHA-1 template hash be computed
+	 */
+	void (*set_ima)(attest_db_t *this);
+
+	/**
+	 * Set that relative filenames are to be used
+	 */
+	void (*set_relative)(attest_db_t *this);
+
+	/**
+	 * Set the package security or blacklist state
+	 */
+	void (*set_package_state)(attest_db_t *this, os_package_state_t package_state);
+
+	/**
+	 * Set the sequence number
+	 */
+	void (*set_sequence)(attest_db_t *this, int seq_no);
+
+	/**
+	 * Set owner [user/host] of an AIK
+	 *
+	 * @param owner			user/host name
+	 * @return				TRUE if successful
+	 */
+	void (*set_owner)(attest_db_t *this, char *owner);
+
+	/**
+	 * Display all dates in UTC
+	 */
+	void (*set_utc)(attest_db_t *this);
+
+	/**
+	 * List all packages stored in the database
+	 */
+	void (*list_packages)(attest_db_t *this);
+
+	/**
+	 * List all products stored in the database
+	 */
+	void (*list_products)(attest_db_t *this);
+
+	/**
+	 * List all directories stored in the database
+	 */
+	void (*list_directories)(attest_db_t *this);
+
+	/**
+	 * List selected files stored in the database
+	 */
+	void (*list_files)(attest_db_t *this);
+
+	/**
+	 * List all components stored in the database
+	 */
+	void (*list_components)(attest_db_t *this);
+
+	/**
+	 * List all devices stored in the database
+	 */
+	void (*list_devices)(attest_db_t *this);
+
+	/**
+	 * List all AIKs stored in the database
+	 */
+	void (*list_keys)(attest_db_t *this);
+
+	/**
+	 * List selected measurement hashes stored in the database
+	 */
+	void (*list_hashes)(attest_db_t *this);
+
+	/**
+	 * List selected component measurement stored in the database
+	 */
+	void (*list_measurements)(attest_db_t *this);
+
+	/**
+	 * List sessions stored in the database
+	 */
+	void (*list_sessions)(attest_db_t *this);
+
+	/**
+	 * Add an entry to the database
+	 */
+	bool (*add)(attest_db_t *this);
+
+	/**
+	 * Delete an entry from the database
+	 */
+	bool (*delete)(attest_db_t *this);
+
+	/**
+	 * Destroy attest_db_t object
+	 */
+	void (*destroy)(attest_db_t *this);
+
+};
+
+/**
+ * Create an attest_db_t instance
+ *
+ * @param uri				database URI
+ */
+attest_db_t* attest_db_create(char *uri);
+
+#endif /** ATTEST_DB_H_ @}*/
diff --git a/src/libimcv/plugins/imv_attestation/attest_usage.c b/src/libimcv/plugins/imv_attestation/attest_usage.c
new file mode 100644
index 000000000..8f4afdbad
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/attest_usage.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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 <stdio.h>
+
+#include "attest_usage.h"
+
+/**
+ * print attest usage info
+ */
+void usage(void)
+{
+	printf("\
+Usage:\n\
+  ipsec attest --components|--devices|--sessions|--files|--hashes|--keys [options]\n\
+  \n\
+  ipsec attest --measurements|--packages|--products|--add|--del [options]\n\
+  \n\
+  ipsec attest --components [--key <digest>|--kid <id>]\n\
+    Show a list of components with an AIK digest or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --devices [--utc]\n\
+    Show a list of registered devices and associated collected information\n\
+  \n\
+  ipsec attest --sessions [--utc]\n\
+    Show a chronologically sorted list of all TNC sessions\n\
+  \n\
+  ipsec attest --files [--product <name>|--pid <id>]\n\
+    Show a list of files with a software product name or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --hashes [--sha1|--sha256|--sha384] [--product <name>|--pid <id>]\n\
+    Show a list of measurement hashes for a given software product or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --hashes [--sha1|--sha1-ima|--sha256|--sha384] [--file <path>|--fid <id>]\n\
+    Show a list of measurement hashes for a given file or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --keys [--components <cfn>|--cid <id>]\n\
+    Show a list of AIK key digests with a component or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --measurements --sha1|--sha256|--sha384 [--component <cfn>|--cid <id>]\n\
+    Show a list of component measurements for a given component or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --measurements --sha1|--sha256|--sha384 [--key <digest>|--kid <id>|--aik <path>]\n\
+    Show a list of component measurements for a given AIK or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --packages [--product <name>|--pid <id>] [--utc]\n\
+    Show a list of software packages for a given product or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --products [--file <path>|--fid <id>]\n\
+    Show a list of supported software products with a file path or\n\
+    its primary key as an optional selector.\n\
+  \n\
+  ipsec attest --add --file <path>|--dir <path>|--product <name>|--component <cfn>\n\
+    Add a file, directory, product or component entry\n\
+    Component <cfn> entries must be of the form <vendor_id>/<name>-<qualifier>\n\
+  \n\
+  ipsec attest --add [--owner <name>] --key <digest>|--aik <path>\n\
+    Add an AIK public key digest entry preceded by an optional owner name\n\
+  \n\
+  ipsec attest --add --product <name>|--pid <id> --sha1|--sha1-ima|--sha256|--sha384\n\
+              [--relative|--rel] --dir <path>|--file <path>\n\
+    Add hashes of a single file or all files in a directory under absolute or relative filenames\n\
+  \n\
+  ipsec attest --add --key <digest|--kid <id> --component <cfn>|--cid <id> --sequence <no>|--seq <no>\n\
+    Add an ordered key/component entry\n\
+  \n\
+  ipsec attest --add --package <name> --version <string> [--security|--blacklist]\n\
+              [--product <name>|--pid <id>]\n\
+    Add a package version for a given product optionally with security or blacklist flag\n\
+  \n\
+  ipsec attest --del --file <path>|--fid <id>|--dir <path>|--did <id>\n\
+    Delete a file or directory entry referenced either by value or primary key\n\
+  \n\
+  ipsec attest --del --product <name>|--pid <id>|--component <cfn>|--cid <id>\n\
+    Delete a product or component entry referenced either by value or primary key\n\
+  \n\
+  ipsec attest --del --product <name>|--pid <id> --file <path>|--fid <id>|--dir <path>|--did <id>\n\
+    Delete a product/file entry referenced either by value or primary key\n\
+  \n\
+  ipsec attest --del --key <digest>|--kid <id>|--aik <path>\n\
+    Delete an AIK entry referenced either by value or primary key\n\
+  \n\
+  ipsec attest --del --key <digest|--kid <id> --component <cfn>|--cid <id>\n\
+    Delete a key/component entry\n\
+  \n\
+  ipsec attest --del --product <name>|--pid <id> --sha1|--sha1-ima|--sha256|--sha384\n\
+               [--dir <path>|--did <id>] --file <path>|--fid <id>\n\
+    Delete a file hash given an absolute or relative filename\n\
+  \n");
+}
+
diff --git a/src/libimcv/plugins/imv_attestation/attest_usage.h b/src/libimcv/plugins/imv_attestation/attest_usage.h
new file mode 100644
index 000000000..bce801e9d
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/attest_usage.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2011 Andreas Steffen
+ * HSR 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.
+ */
+
+#ifndef ATTEST_USAGE_H_
+#define ATTEST_USAGE_H_
+
+/**
+ * print attest usage info
+ */
+void usage(void);
+
+
+#endif /* ATTEST_USAGE_H_ */
diff --git a/src/libimcv/plugins/imv_attestation/build-database.sh b/src/libimcv/plugins/imv_attestation/build-database.sh
new file mode 100755
index 000000000..ca2939b49
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/build-database.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+
+p="Ubuntu 14.04 x86_64"
+a="x86_64-linux-gnu"
+k="3.13.0-37-generic"
+
+for hash in sha1 sha256
+do
+  ipsec attest --add --product "$p" --$hash --dir  /sbin
+  ipsec attest --add --product "$p" --$hash --dir  /usr/sbin
+  ipsec attest --add --product "$p" --$hash --dir  /bin
+  ipsec attest --add --product "$p" --$hash --dir  /usr/bin
+
+  ipsec attest --add --product "$p" --$hash --file /etc/init.d/rc
+  ipsec attest --add --product "$p" --$hash --file /etc/init.d/rcS
+  ipsec attest --add --product "$p" --$hash --dir  /etc/network/if-pre-up.d
+  ipsec attest --add --product "$p" --$hash --dir  /etc/network/if-up.d
+  ipsec attest --add --product "$p" --$hash --dir  /etc/ppp/ip-down.d
+  ipsec attest --add --product "$p" --$hash --dir  /etc/rcS.d
+  ipsec attest --add --product "$p" --$hash --dir  /etc/rc2.d
+  ipsec attest --add --product "$p" --$hash --file /etc/rc.local
+  ipsec attest --add --product "$p" --$hash --dir  /etc/resolvconf/update.d
+  ipsec attest --add --product "$p" --$hash --file /etc/resolvconf/update-libc.d/avahi-daemon
+  ipsec attest --add --product "$p" --$hash --dir  /etc/update-motd.d
+
+  ipsec attest --add --product "$p" --$hash --dir  /lib
+  ipsec attest --add --product "$p" --$hash --file /lib/crda/setregdomain
+  ipsec attest --add --product "$p" --$hash --dir  /lib/ebtables
+  ipsec attest --add --product "$p" --$hash --file /lib/init/apparmor-profile-load
+  ipsec attest --add --product "$p" --$hash --file /lib/resolvconf/list-records
+  ipsec attest --add --product "$p" --$hash --dir  /lib/ufw
+  ipsec attest --add --product "$p" --$hash --dir  /lib/udev
+  ipsec attest --add --product "$p" --$hash --dir  /lib/systemd
+  ipsec attest --add --product "$p" --$hash --dir  /lib/xtables
+  ipsec attest --add --product "$p" --$hash --dir  /lib/$a
+  ipsec attest --add --product "$p" --$hash --dir  /lib/$a/plymouth
+  ipsec attest --add --product "$p" --$hash --dir  /lib/$a/plymouth/renderers
+  ipsec attest --add --product "$p" --$hash --dir  /lib/$a/security
+
+  ipsec attest --add --product "$p" --$hash --file /lib64/ld-linux-x86-64.so.2
+
+  for file in `find /usr/lib -name *.so`
+  do
+    ipsec attest --add --product "$p" --$hash --file $file
+  done
+
+  for file in `find /usr/lib -name *service`
+  do
+    ipsec attest --add --product "$p" --$hash --file $file
+  done
+
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/accountsservice
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/at-spi2-core
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/avahi/avahi-daemon-check-dns.sh
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/dbus-1.0/dbus-daemon-launch-helper
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/gvfs
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/firefox/firefox
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/NetworkManager
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/pm-utils/power.d
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/policykit-1/polkitd
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/thunderbird/thunderbird
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/ubuntu-release-upgrader
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/update-notifier
+
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/$a
+  ipsec attest --add --product "$p" --$hash --file /usr/lib/$a/mesa/libGL.so.1.2.0
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/$a/samba
+  ipsec attest --add --product "$p" --$hash --dir  /usr/lib/$a/sasl2
+
+  ipsec attest --add --product "$p" --$hash --dir  /usr/share/language-tools
+
+  ipsec attest --add --product "$p" --$hash --file /init \
+                     --measdir /usr/share/initramfs-tools
+
+  ipsec attest --add --product "$p" --$hash --file /scripts/functions \
+                     --measdir /usr/share/initramfs-tools/scripts
+
+  for file in `find /lib/modules/$k -name *.ko`
+  do
+    ipsec attest --add --product "$p" --$hash --file $file
+  done
+done
+
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation.c b/src/libimcv/plugins/imv_attestation/imv_attestation.c
new file mode 100644
index 000000000..542a561aa
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation.c
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2013 Andreas Steffen
+ * HSR 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 "imv_attestation_agent.h"
+
+static const char imv_name[] = "Attestation";
+static const imv_agent_create_t imv_agent_create = imv_attestation_agent_create;
+
+/* include generic TGC TNC IF-IMV API code below */
+
+#include <imv/imv_if.h>
+
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_agent.c b/src/libimcv/plugins/imv_attestation/imv_attestation_agent.c
new file mode 100644
index 000000000..8e3736857
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_agent.c
@@ -0,0 +1,931 @@
+/*
+ * Copyright (C) 2011-2012 Sansar Choinyambuu
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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.
+ */
+
+#define _GNU_SOURCE /* for stdndup() */
+#include <string.h>
+
+#include "imv_attestation_agent.h"
+#include "imv_attestation_state.h"
+#include "imv_attestation_process.h"
+#include "imv_attestation_build.h"
+
+#include <imcv.h>
+#include <imv/imv_agent.h>
+#include <imv/imv_msg.h>
+#include <imv/imv_session.h>
+#include <imv/imv_os_info.h>
+#include <ietf/ietf_attr.h>
+#include <ietf/ietf_attr_attr_request.h>
+#include <ietf/ietf_attr_pa_tnc_error.h>
+#include <ietf/ietf_attr_product_info.h>
+#include <ietf/ietf_attr_string_version.h>
+#include <ita/ita_attr.h>
+#include <ita/ita_attr_device_id.h>
+#include <tcg/tcg_attr.h>
+#include <tcg/pts/tcg_pts_attr_meas_algo.h>
+#include <tcg/pts/tcg_pts_attr_proto_caps.h>
+#include <tcg/pts/tcg_pts_attr_req_file_meas.h>
+#include <tcg/pts/tcg_pts_attr_req_file_meta.h>
+#include "tcg/seg/tcg_seg_attr_max_size.h"
+#include "tcg/seg/tcg_seg_attr_seg_env.h"
+#include <pts/pts.h>
+#include <pts/pts_database.h>
+#include <pts/pts_creds.h>
+#include <pts/components/ita/ita_comp_func_name.h>
+
+#include <tncif_pa_subtypes.h>
+
+#include <pen/pen.h>
+#include <utils/debug.h>
+#include <credentials/credential_manager.h>
+#include <collections/linked_list.h>
+
+#define FILE_MEAS_MAX_ATTR_SIZE	100000000
+
+typedef struct private_imv_attestation_agent_t private_imv_attestation_agent_t;
+
+/* Subscribed PA-TNC message subtypes */
+static pen_type_t msg_types[] = {
+	{ PEN_TCG,  PA_SUBTYPE_TCG_PTS },
+	{ PEN_IETF, PA_SUBTYPE_IETF_OPERATING_SYSTEM }
+};
+
+/**
+ * Private data of an imv_attestation_agent_t object.
+ */
+struct private_imv_attestation_agent_t {
+
+	/**
+	 * Public members of imv_attestation_agent_t
+	 */
+	imv_agent_if_t public;
+
+	/**
+	 * IMV agent responsible for generic functions
+	 */
+	imv_agent_t *agent;
+
+	/**
+	 * Supported PTS measurement algorithms
+	 */
+	pts_meas_algorithms_t supported_algorithms;
+
+	/**
+	 * Supported PTS Diffie Hellman Groups
+	 */
+	pts_dh_group_t supported_dh_groups;
+
+	/**
+	 * PTS file measurement database
+	 */
+	pts_database_t *pts_db;
+
+	/**
+	 * PTS credentials
+	 */
+	pts_creds_t *pts_creds;
+
+	/**
+	 * PTS credential manager
+	 */
+	credential_manager_t *pts_credmgr;
+
+};
+
+METHOD(imv_agent_if_t, bind_functions, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_TNCS_BindFunctionPointer bind_function)
+{
+	return this->agent->bind_functions(this->agent, bind_function);
+}
+
+METHOD(imv_agent_if_t, notify_connection_change, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_ConnectionID id,
+	TNC_ConnectionState new_state)
+{
+	TNC_IMV_Action_Recommendation rec;
+	imv_state_t *state;
+	imv_session_t *session;
+
+	switch (new_state)
+	{
+		case TNC_CONNECTION_STATE_CREATE:
+			state = imv_attestation_state_create(id);
+			return this->agent->create_state(this->agent, state);
+		case TNC_CONNECTION_STATE_DELETE:
+			return this->agent->delete_state(this->agent, id);
+		case TNC_CONNECTION_STATE_ACCESS_ALLOWED:
+		case TNC_CONNECTION_STATE_ACCESS_ISOLATED:
+		case TNC_CONNECTION_STATE_ACCESS_NONE:
+			if (this->agent->get_state(this->agent, id, &state) && imcv_db)
+			{
+				session = state->get_session(state);
+
+				if (session->get_policy_started(session))
+				{
+					switch (new_state)
+					{
+						case TNC_CONNECTION_STATE_ACCESS_ALLOWED:
+							rec = TNC_IMV_ACTION_RECOMMENDATION_ALLOW;
+							break;
+						case TNC_CONNECTION_STATE_ACCESS_ISOLATED:
+							rec = TNC_IMV_ACTION_RECOMMENDATION_ISOLATE;
+							break;
+						case TNC_CONNECTION_STATE_ACCESS_NONE:
+						default:
+							rec = TNC_IMV_ACTION_RECOMMENDATION_NO_ACCESS;
+					}
+					imcv_db->add_recommendation(imcv_db, session, rec);
+					if (!imcv_db->policy_script(imcv_db, session, FALSE))
+					{
+						DBG1(DBG_IMV, "error in policy script stop");
+					}
+				}
+			}
+			/* fall through to default state */
+		default:
+			return this->agent->change_state(this->agent, id, new_state, NULL);
+	}
+}
+
+/**
+ * Process a received message
+ */
+static TNC_Result receive_msg(private_imv_attestation_agent_t *this,
+							  imv_state_t *state, imv_msg_t *in_msg)
+{
+	imv_msg_t *out_msg;
+	imv_session_t *session;
+	imv_os_info_t *os_info;
+	enumerator_t *enumerator;
+	pa_tnc_attr_t *attr;
+	pen_type_t type;
+	TNC_Result result;
+	chunk_t os_name, os_version;
+	bool fatal_error = FALSE;
+
+	/* generate an outgoing PA-TNC message - we might need it */
+	out_msg = imv_msg_create_as_reply(in_msg);
+	out_msg->set_msg_type(out_msg, msg_types[0]);
+
+	/* parse received PA-TNC message and handle local and remote errors */
+	result = in_msg->receive(in_msg, out_msg, &fatal_error);
+	if (result != TNC_RESULT_SUCCESS)
+	{
+		out_msg->destroy(out_msg);
+		return result;
+	}
+
+	session = state->get_session(state);
+	os_info = session->get_os_info(session);
+
+	/* analyze PA-TNC attributes */
+	enumerator = in_msg->create_attribute_enumerator(in_msg);
+	while (enumerator->enumerate(enumerator, &attr))
+	{
+		type = attr->get_type(attr);
+
+		if (type.vendor_id == PEN_IETF)
+		{
+			switch (type.type)
+			{
+				case IETF_ATTR_PA_TNC_ERROR:
+				{
+					ietf_attr_pa_tnc_error_t *error_attr;
+					pen_type_t error_code;
+					chunk_t msg_info;
+
+					error_attr = (ietf_attr_pa_tnc_error_t*)attr;
+					error_code = error_attr->get_error_code(error_attr);
+
+					if (error_code.vendor_id == PEN_TCG)
+					{
+						msg_info = error_attr->get_msg_info(error_attr);
+
+						DBG1(DBG_IMV, "received TCG-PTS error '%N'",
+							 pts_error_code_names, error_code.type);
+						DBG1(DBG_IMV, "error information: %B", &msg_info);
+						fatal_error = TRUE;
+					}
+					break;
+				}
+				case IETF_ATTR_PRODUCT_INFORMATION:
+				{
+					ietf_attr_product_info_t *attr_cast;
+					pen_t vendor_id;
+
+					state->set_action_flags(state,
+										IMV_ATTESTATION_ATTR_PRODUCT_INFO);
+					attr_cast = (ietf_attr_product_info_t*)attr;
+					os_name = attr_cast->get_info(attr_cast, &vendor_id, NULL);
+					os_info->set_name(os_info, os_name);
+
+					if (vendor_id != PEN_IETF)
+					{
+						DBG1(DBG_IMV, "operating system name is '%.*s' "
+									  "from vendor %N", os_name.len, os_name.ptr,
+									   pen_names, vendor_id);
+					}
+					else
+					{
+						DBG1(DBG_IMV, "operating system name is '%.*s'",
+									   os_name.len, os_name.ptr);
+					}
+					break;
+
+					break;
+				}
+				case IETF_ATTR_STRING_VERSION:
+				{
+					ietf_attr_string_version_t *attr_cast;
+
+					state->set_action_flags(state,
+										IMV_ATTESTATION_ATTR_STRING_VERSION);
+					attr_cast = (ietf_attr_string_version_t*)attr;
+					os_version = attr_cast->get_version(attr_cast, NULL, NULL);
+					os_info->set_version(os_info, os_version);
+
+					if (os_version.len)
+					{
+						DBG1(DBG_IMV, "operating system version is '%.*s'",
+									   os_version.len, os_version.ptr);
+					}
+					break;
+				}
+				default:
+					break;
+			}
+		}
+		else if (type.vendor_id == PEN_ITA)
+		{
+			switch (type.type)
+			{
+				case ITA_ATTR_DEVICE_ID:
+				{
+					chunk_t value;
+
+					state->set_action_flags(state,
+										IMV_ATTESTATION_ATTR_DEVICE_ID);
+
+					value = attr->get_value(attr);
+					DBG1(DBG_IMV, "device ID is %.*s", value.len, value.ptr);
+					session->set_device_id(session, value);
+					break;
+				}
+				default:
+					break;
+			}
+		}
+		else if (type.vendor_id == PEN_TCG)
+		{
+			if (!imv_attestation_process(attr, out_msg, state,
+				this->supported_algorithms, this->supported_dh_groups,
+				this->pts_db, this->pts_credmgr))
+			{
+				result = TNC_RESULT_FATAL;
+				break;
+			}
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	if (fatal_error || result != TNC_RESULT_SUCCESS)
+	{
+		state->set_recommendation(state,
+								TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
+								TNC_IMV_EVALUATION_RESULT_ERROR);
+		result = out_msg->send_assessment(out_msg);
+		if (result == TNC_RESULT_SUCCESS)
+		{
+			result = this->agent->provide_recommendation(this->agent, state);
+		}
+	}
+	else
+	{
+		/* send PA-TNC message with the EXCL flag set */
+		result = out_msg->send(out_msg, TRUE);
+	}
+	out_msg->destroy(out_msg);
+
+	return result;
+}
+
+METHOD(imv_agent_if_t, receive_message, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_ConnectionID id,
+	TNC_MessageType msg_type, chunk_t msg)
+{
+	imv_state_t *state;
+	imv_msg_t *in_msg;
+	TNC_Result result;
+
+	if (!this->agent->get_state(this->agent, id, &state))
+	{
+		return TNC_RESULT_FATAL;
+	}
+	in_msg = imv_msg_create_from_data(this->agent, state, id, msg_type, msg);
+	result = receive_msg(this, state, in_msg);
+	in_msg->destroy(in_msg);
+
+	return result;
+}
+
+METHOD(imv_agent_if_t, receive_message_long, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_ConnectionID id,
+	TNC_UInt32 src_imc_id, TNC_UInt32 dst_imv_id,
+	TNC_VendorID msg_vid, TNC_MessageSubtype msg_subtype, chunk_t msg)
+{
+	imv_state_t *state;
+	imv_msg_t *in_msg;
+	TNC_Result result;
+
+	if (!this->agent->get_state(this->agent, id, &state))
+	{
+		return TNC_RESULT_FATAL;
+	}
+	in_msg = imv_msg_create_from_long_data(this->agent, state, id,
+					src_imc_id, dst_imv_id, msg_vid, msg_subtype, msg);
+	result = receive_msg(this, state, in_msg);
+	in_msg->destroy(in_msg);
+
+	return result;
+}
+
+/**
+ * Build an IETF Attribute Request attribute for missing attributes
+ */
+static pa_tnc_attr_t* build_attr_request(uint32_t received)
+{
+	pa_tnc_attr_t *attr;
+	ietf_attr_attr_request_t *attr_cast;
+
+	attr = ietf_attr_attr_request_create(PEN_RESERVED, 0);
+	attr_cast = (ietf_attr_attr_request_t*)attr;
+
+	if (!(received & IMV_ATTESTATION_ATTR_PRODUCT_INFO) ||
+		!(received & IMV_ATTESTATION_ATTR_STRING_VERSION))
+	{
+		attr_cast->add(attr_cast, PEN_IETF, IETF_ATTR_PRODUCT_INFORMATION);
+		attr_cast->add(attr_cast, PEN_IETF, IETF_ATTR_STRING_VERSION);
+	}
+	if (!(received & IMV_ATTESTATION_ATTR_DEVICE_ID))
+	{
+		attr_cast->add(attr_cast, PEN_ITA,  ITA_ATTR_DEVICE_ID);
+	}
+
+	return attr;
+}
+
+METHOD(imv_agent_if_t, batch_ending, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_ConnectionID id)
+{
+	imv_msg_t *out_msg;
+	imv_state_t *state;
+	imv_session_t *session;
+	imv_attestation_state_t *attestation_state;
+	imv_attestation_handshake_state_t handshake_state;
+	imv_workitem_t *workitem;
+	TNC_IMV_Action_Recommendation rec;
+	TNC_IMV_Evaluation_Result eval;
+	TNC_IMVID imv_id;
+	TNC_Result result = TNC_RESULT_SUCCESS;
+	pts_t *pts;
+	int pid;
+	uint32_t actions;
+	enumerator_t *enumerator;
+
+	if (!this->agent->get_state(this->agent, id, &state))
+	{
+		return TNC_RESULT_FATAL;
+	}
+	attestation_state = (imv_attestation_state_t*)state;
+	pts = attestation_state->get_pts(attestation_state);
+	handshake_state = attestation_state->get_handshake_state(attestation_state);
+	actions = state->get_action_flags(state);
+	session = state->get_session(state);
+	imv_id = this->agent->get_id(this->agent);
+
+	/* exit if a recommendation has already been provided */
+	if (actions & IMV_ATTESTATION_REC)
+	{
+		return TNC_RESULT_SUCCESS;
+	}
+
+	/* send an IETF attribute request if no platform info was received */
+	if (!(actions & IMV_ATTESTATION_ATTR_REQ))
+	{
+		if ((actions & IMV_ATTESTATION_ATTR_MUST) != IMV_ATTESTATION_ATTR_MUST)
+		{
+			imv_msg_t *os_msg;
+
+			/* create attribute request for missing mandatory attributes */
+			os_msg = imv_msg_create(this->agent, state, id, imv_id,
+									TNC_IMCID_ANY, msg_types[1]);
+			os_msg->add_attribute(os_msg, build_attr_request(actions));
+			result = os_msg->send(os_msg, FALSE);
+			os_msg->destroy(os_msg);
+
+			if (result != TNC_RESULT_SUCCESS)
+			{
+				return result;
+			}
+		 }
+		state->set_action_flags(state, IMV_ATTESTATION_ATTR_REQ);
+	}
+
+	if (!session->get_policy_started(session) &&
+		(actions & IMV_ATTESTATION_ATTR_PRODUCT_INFO) &&
+		(actions & IMV_ATTESTATION_ATTR_STRING_VERSION) &&
+		(actions & IMV_ATTESTATION_ATTR_DEVICE_ID))
+	{
+		if (imcv_db)
+		{
+			/* start the policy script */
+			if (!imcv_db->policy_script(imcv_db, session, TRUE))
+			{
+				DBG1(DBG_IMV, "error in policy script start");
+			}
+		}
+		else
+		{
+			DBG2(DBG_IMV, "no workitems available - no evaluation possible");
+			state->set_recommendation(state,
+									  TNC_IMV_ACTION_RECOMMENDATION_ALLOW,
+									  TNC_IMV_EVALUATION_RESULT_DONT_KNOW);
+			session->set_policy_started(session, TRUE);
+		}
+	}
+
+	if (handshake_state == IMV_ATTESTATION_STATE_INIT)
+	{
+		size_t max_attr_size = FILE_MEAS_MAX_ATTR_SIZE;
+		size_t max_seg_size;
+		seg_contract_t *contract;
+		seg_contract_manager_t *contracts;
+		pa_tnc_attr_t *attr;
+		pts_proto_caps_flag_t flags;
+		char buf[BUF_LEN];
+
+		out_msg = imv_msg_create(this->agent, state, id, imv_id, TNC_IMCID_ANY,
+								 msg_types[0]);
+
+		/* Determine maximum PA-TNC attribute segment size */
+		max_seg_size = state->get_max_msg_len(state)
+								- PA_TNC_HEADER_SIZE
+								- PA_TNC_ATTR_HEADER_SIZE
+								- TCG_SEG_ATTR_SEG_ENV_HEADER
+								- PA_TNC_ATTR_HEADER_SIZE
+								- TCG_SEG_ATTR_MAX_SIZE_SIZE;
+
+		/* Announce support of PA-TNC segmentation to IMC */
+		contract = seg_contract_create(msg_types[0], max_attr_size,
+										max_seg_size, TRUE, imv_id, FALSE);
+		contract->get_info_string(contract, buf, BUF_LEN, TRUE);
+		DBG2(DBG_IMV, "%s", buf);
+		contracts = state->get_contracts(state);
+		contracts->add_contract(contracts, contract);
+		attr = tcg_seg_attr_max_size_create(max_attr_size, max_seg_size, TRUE);
+		out_msg->add_attribute(out_msg, attr);
+
+		/* Send Request Protocol Capabilities attribute */
+		flags = pts->get_proto_caps(pts);
+		attr = tcg_pts_attr_proto_caps_create(flags, TRUE);
+		attr->set_noskip_flag(attr, TRUE);
+		out_msg->add_attribute(out_msg, attr);
+
+		/* Send Measurement Algorithms attribute */
+		attr = tcg_pts_attr_meas_algo_create(this->supported_algorithms, FALSE);
+		attr->set_noskip_flag(attr, TRUE);
+		out_msg->add_attribute(out_msg, attr);
+
+		attestation_state->set_handshake_state(attestation_state,
+										IMV_ATTESTATION_STATE_DISCOVERY);
+
+		/* send these initial PTS attributes and exit */
+		result = out_msg->send(out_msg, FALSE);
+		out_msg->destroy(out_msg);
+
+		return result;
+	}
+
+	/* exit if we are not ready yet for PTS measurements */
+	if (!(actions & IMV_ATTESTATION_ALGO))
+	{
+		return TNC_RESULT_SUCCESS;
+	}
+
+	session->get_session_id(session, &pid, NULL);
+	pts->set_platform_id(pts, pid);
+
+	/* create an empty out message - we might need it */
+	out_msg = imv_msg_create(this->agent, state, id, imv_id, TNC_IMCID_ANY,
+							 msg_types[0]);
+
+	/* establish the PTS measurements to be taken */
+	if (!(actions & IMV_ATTESTATION_FILE_MEAS))
+	{
+		bool is_dir, no_workitems = TRUE;
+		uint32_t delimiter = SOLIDUS_UTF;
+		uint16_t request_id;
+		pa_tnc_attr_t *attr;
+		char *pathname;
+
+		attestation_state->set_handshake_state(attestation_state,
+											   IMV_ATTESTATION_STATE_END);
+
+		enumerator = session->create_workitem_enumerator(session);
+		if (enumerator)
+		{
+			while (enumerator->enumerate(enumerator, &workitem))
+			{
+				if (workitem->get_imv_id(workitem) != TNC_IMVID_ANY)
+				{
+					continue;
+				}
+
+				switch (workitem->get_type(workitem))
+				{
+					case IMV_WORKITEM_FILE_REF_MEAS:
+					case IMV_WORKITEM_FILE_MEAS:
+					case IMV_WORKITEM_FILE_META:
+						is_dir = FALSE;
+						break;
+					case IMV_WORKITEM_DIR_REF_MEAS:
+					case IMV_WORKITEM_DIR_MEAS:
+					case IMV_WORKITEM_DIR_META:
+						is_dir = TRUE;
+						break;
+					case IMV_WORKITEM_TPM_ATTEST:
+					{
+						pts_component_t *comp;
+						pts_comp_func_name_t *comp_name;
+						bool no_d_flag, no_t_flag;
+						char result_str[BUF_LEN];
+
+						workitem->set_imv_id(workitem, imv_id);
+						no_workitems = FALSE;
+						no_d_flag = !(pts->get_proto_caps(pts) & PTS_PROTO_CAPS_D);
+						no_t_flag = !(pts->get_proto_caps(pts) & PTS_PROTO_CAPS_T);
+						if (no_d_flag || no_t_flag)
+						{
+							snprintf(result_str, BUF_LEN, "%s%s%s",
+									(no_t_flag) ? "no TPM available" : "",
+									(no_t_flag && no_d_flag) ? ", " : "",
+									(no_d_flag) ? "no DH nonce negotiation" : "");
+							eval = TNC_IMV_EVALUATION_RESULT_ERROR;
+							session->remove_workitem(session, enumerator);
+							rec = workitem->set_result(workitem, result_str, eval);
+							state->update_recommendation(state, rec, eval);
+							imcv_db->finalize_workitem(imcv_db, workitem);
+							workitem->destroy(workitem);
+							continue;
+						}
+
+						/* do TPM BIOS measurements */
+						if (strchr(workitem->get_arg_str(workitem), 'B'))
+						{
+							comp_name = pts_comp_func_name_create(PEN_ITA,
+											PTS_ITA_COMP_FUNC_NAME_IMA,
+											PTS_ITA_QUALIFIER_FLAG_KERNEL |
+											PTS_ITA_QUALIFIER_TYPE_TRUSTED);
+							comp = attestation_state->create_component(
+											attestation_state, comp_name,
+											0, this->pts_db);
+							if (!comp)
+							{
+								comp_name->log(comp_name, "unregistered ");
+								comp_name->destroy(comp_name);
+							}
+						}
+
+						/* do TPM IMA measurements */
+						if (strchr(workitem->get_arg_str(workitem), 'I'))
+						{
+							comp_name = pts_comp_func_name_create(PEN_ITA,
+											PTS_ITA_COMP_FUNC_NAME_IMA,
+											PTS_ITA_QUALIFIER_FLAG_KERNEL |
+											PTS_ITA_QUALIFIER_TYPE_OS);
+							comp = attestation_state->create_component(
+											attestation_state, comp_name,
+											0, this->pts_db);
+							if (!comp)
+							{
+								comp_name->log(comp_name, "unregistered ");
+								comp_name->destroy(comp_name);
+							}
+						}
+
+						/* do TPM TRUSTED BOOT measurements */
+						if (strchr(workitem->get_arg_str(workitem), 'T'))
+						{
+							comp_name = pts_comp_func_name_create(PEN_ITA,
+											 PTS_ITA_COMP_FUNC_NAME_TBOOT,
+											PTS_ITA_QUALIFIER_FLAG_KERNEL |
+											PTS_ITA_QUALIFIER_TYPE_TRUSTED);
+							comp = attestation_state->create_component(
+											attestation_state, comp_name,
+											0, this->pts_db);
+							if (!comp)
+							{
+								comp_name->log(comp_name, "unregistered ");
+								comp_name->destroy(comp_name);
+							}
+						}
+						attestation_state->set_handshake_state(attestation_state,
+											IMV_ATTESTATION_STATE_NONCE_REQ);
+						continue;
+					}
+					default:
+						continue;
+				}
+
+				/* initiate file and directory measurements */
+				pathname = this->pts_db->get_pathname(this->pts_db, is_dir,
+											workitem->get_arg_int(workitem));
+				if (!pathname)
+				{
+					continue;
+				}
+				workitem->set_imv_id(workitem, imv_id);
+				no_workitems = FALSE;
+
+				if (workitem->get_type(workitem) == IMV_WORKITEM_FILE_META)
+				{
+					TNC_IMV_Action_Recommendation rec;
+					TNC_IMV_Evaluation_Result eval;
+					char result_str[BUF_LEN];
+
+					DBG2(DBG_IMV, "IMV %d requests metadata for %s '%s'",
+						 imv_id, is_dir ? "directory" : "file", pathname);
+
+					/* currently just fire and forget metadata requests */
+					attr = tcg_pts_attr_req_file_meta_create(is_dir,
+												delimiter, pathname);
+					snprintf(result_str, BUF_LEN, "%s metadata requested",
+							 is_dir ? "directory" : "file");
+					eval = TNC_IMV_EVALUATION_RESULT_COMPLIANT;
+					session->remove_workitem(session, enumerator);
+					rec = workitem->set_result(workitem, result_str, eval);
+					state->update_recommendation(state, rec, eval);
+					imcv_db->finalize_workitem(imcv_db, workitem);
+					workitem->destroy(workitem);
+				}
+				else
+				{
+					/* use lower 16 bits of the workitem ID as request ID */
+					request_id = workitem->get_id(workitem) & 0xffff;
+
+					DBG2(DBG_IMV, "IMV %d requests measurement %d for %s '%s'",
+						 imv_id, request_id, is_dir ? "directory" : "file",
+						 pathname);
+					attr = tcg_pts_attr_req_file_meas_create(is_dir, request_id,
+												delimiter, pathname);
+				}
+				free(pathname);
+				attr->set_noskip_flag(attr, TRUE);
+				out_msg->add_attribute(out_msg, attr);
+			}
+			enumerator->destroy(enumerator);
+
+			/* sent all file and directory measurement and metadata requests */
+			state->set_action_flags(state, IMV_ATTESTATION_FILE_MEAS);
+
+			if (no_workitems)
+			{
+				DBG2(DBG_IMV, "IMV %d has no workitems - "
+							  "no evaluation requested", imv_id);
+				state->set_recommendation(state,
+								TNC_IMV_ACTION_RECOMMENDATION_ALLOW,
+								TNC_IMV_EVALUATION_RESULT_DONT_KNOW);
+			}
+		}
+	}
+
+	/* check the IMV state for the next PA-TNC attributes to send */
+	enumerator = session->create_workitem_enumerator(session);
+	while (enumerator->enumerate(enumerator, &workitem))
+	{
+		if (workitem->get_type(workitem) == IMV_WORKITEM_TPM_ATTEST)
+		{
+			if (!imv_attestation_build(out_msg, state,
+									   this->supported_dh_groups, this->pts_db))
+			{
+				imv_reason_string_t *reason_string;
+				chunk_t result;
+				char *result_str;
+
+				reason_string = imv_reason_string_create("en", ", ");
+				attestation_state->add_comp_evid_reasons(attestation_state,
+													 reason_string);
+				result = reason_string->get_encoding(reason_string);
+				result_str = strndup(result.ptr, result.len);
+				reason_string->destroy(reason_string);
+
+				eval = TNC_IMV_EVALUATION_RESULT_ERROR;
+				session->remove_workitem(session, enumerator);
+				rec = workitem->set_result(workitem, result_str, eval);
+				state->update_recommendation(state, rec, eval);
+				imcv_db->finalize_workitem(imcv_db, workitem);
+			}
+			break;
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	/* finalized all workitems? */
+	if (session->get_policy_started(session) &&
+		session->get_workitem_count(session, imv_id) == 0 &&
+		attestation_state->get_handshake_state(attestation_state) ==
+			IMV_ATTESTATION_STATE_END)
+	{
+		result = out_msg->send_assessment(out_msg);
+		out_msg->destroy(out_msg);
+		state->set_action_flags(state, IMV_ATTESTATION_REC);
+
+		if (result != TNC_RESULT_SUCCESS)
+		{
+			return result;
+		}
+		return this->agent->provide_recommendation(this->agent, state);
+	}
+
+	/* send non-empty PA-TNC message with excl flag not set */
+	if (out_msg->get_attribute_count(out_msg))
+	{
+		result = out_msg->send(out_msg, FALSE);
+	}
+	out_msg->destroy(out_msg);
+
+	return result;
+}
+
+METHOD(imv_agent_if_t, solicit_recommendation, TNC_Result,
+	private_imv_attestation_agent_t *this, TNC_ConnectionID id)
+{
+	TNC_IMVID imv_id;
+	imv_state_t *state;
+	imv_attestation_state_t *attestation_state;
+	imv_session_t *session;
+
+	if (!this->agent->get_state(this->agent, id, &state))
+	{
+		return TNC_RESULT_FATAL;
+	}
+	attestation_state = (imv_attestation_state_t*)state;
+	session = state->get_session(state);
+	imv_id = this->agent->get_id(this->agent);
+
+	if (imcv_db)
+	{
+		TNC_IMV_Evaluation_Result eval;
+		TNC_IMV_Action_Recommendation rec;
+		imv_workitem_t *workitem;
+		enumerator_t *enumerator;
+		int pending_file_meas = 0;
+		char *result_str;
+		chunk_t result_buf;
+		bio_writer_t *result;
+
+		enumerator = session->create_workitem_enumerator(session);
+		if (enumerator)
+		{
+			while (enumerator->enumerate(enumerator, &workitem))
+			{
+				if (workitem->get_imv_id(workitem) != imv_id)
+				{
+					continue;
+				}
+				result = bio_writer_create(128);
+
+				switch (workitem->get_type(workitem))
+				{
+					case IMV_WORKITEM_FILE_REF_MEAS:
+					case IMV_WORKITEM_FILE_MEAS:
+					case IMV_WORKITEM_DIR_REF_MEAS:
+					case IMV_WORKITEM_DIR_MEAS:
+						result_str = "pending file measurements";
+						pending_file_meas++;
+						break;
+					case IMV_WORKITEM_TPM_ATTEST:
+						attestation_state->finalize_components(attestation_state,
+															   result);
+						result->write_data(result,
+								chunk_from_str("; pending component evidence"));
+						result->write_uint8(result, '\0');
+						result_buf = result->get_buf(result);
+						result_str = result_buf.ptr;
+						break;
+					default:
+						result->destroy(result);
+						continue;
+				}
+				session->remove_workitem(session, enumerator);
+				eval = TNC_IMV_EVALUATION_RESULT_ERROR;
+				rec = workitem->set_result(workitem, result_str, eval);
+				state->update_recommendation(state, rec, eval);
+				imcv_db->finalize_workitem(imcv_db, workitem);
+				workitem->destroy(workitem);
+				result->destroy(result);
+			}
+			enumerator->destroy(enumerator);
+
+			if (pending_file_meas)
+			{
+				DBG1(DBG_IMV, "failure due to %d pending file measurements",
+							   pending_file_meas);
+				attestation_state->set_measurement_error(attestation_state,
+							   IMV_ATTESTATION_ERROR_FILE_MEAS_PEND);
+			}
+		}
+	}
+	return this->agent->provide_recommendation(this->agent, state);
+}
+
+METHOD(imv_agent_if_t, destroy, void,
+	private_imv_attestation_agent_t *this)
+{
+	if (this->pts_creds)
+	{
+		this->pts_credmgr->remove_set(this->pts_credmgr,
+						 			  this->pts_creds->get_set(this->pts_creds));
+		this->pts_creds->destroy(this->pts_creds);
+	}
+	DESTROY_IF(this->pts_db);
+	DESTROY_IF(this->pts_credmgr);
+	DESTROY_IF(this->agent);
+	free(this);
+}
+
+/**
+ * Described in header.
+ */
+imv_agent_if_t *imv_attestation_agent_create(const char *name, TNC_IMVID id,
+										 TNC_Version *actual_version)
+{
+	private_imv_attestation_agent_t *this;
+	imv_agent_t *agent;
+	char *hash_alg, *dh_group, *cadir;
+	bool mandatory_dh_groups;
+
+	agent = imv_agent_create(name, msg_types, countof(msg_types), id,
+							 actual_version);
+	if (!agent)
+	{
+		return NULL;
+	}
+
+	hash_alg = lib->settings->get_str(lib->settings,
+				"%s.plugins.imv-attestation.hash_algorithm", "sha256", lib->ns);
+	dh_group = lib->settings->get_str(lib->settings,
+				"%s.plugins.imv-attestation.dh_group", "ecp256", lib->ns);
+	mandatory_dh_groups = lib->settings->get_bool(lib->settings,
+				"%s.plugins.imv-attestation.mandatory_dh_groups", TRUE, lib->ns);
+	cadir = lib->settings->get_str(lib->settings,
+				"%s.plugins.imv-attestation.cadir", NULL, lib->ns);
+
+	INIT(this,
+		.public = {
+			.bind_functions = _bind_functions,
+			.notify_connection_change = _notify_connection_change,
+			.receive_message = _receive_message,
+			.receive_message_long = _receive_message_long,
+			.batch_ending = _batch_ending,
+			.solicit_recommendation = _solicit_recommendation,
+			.destroy = _destroy,
+		},
+		.agent = agent,
+		.supported_algorithms = PTS_MEAS_ALGO_NONE,
+		.supported_dh_groups = PTS_DH_GROUP_NONE,
+		.pts_credmgr = credential_manager_create(),
+		.pts_creds = pts_creds_create(cadir),
+		.pts_db = pts_database_create(imcv_db),
+	);
+
+	if (!pts_meas_algo_probe(&this->supported_algorithms) ||
+		!pts_dh_group_probe(&this->supported_dh_groups, mandatory_dh_groups) ||
+		!pts_meas_algo_update(hash_alg, &this->supported_algorithms) ||
+		!pts_dh_group_update(dh_group, &this->supported_dh_groups))
+	{
+		destroy(this);
+		return NULL;
+	}
+
+	if (this->pts_creds)
+	{
+		this->pts_credmgr->add_set(this->pts_credmgr,
+								   this->pts_creds->get_set(this->pts_creds));
+	}
+
+	return &this->public;
+}
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_agent.h b/src/libimcv/plugins/imv_attestation/imv_attestation_agent.h
new file mode 100644
index 000000000..cc421a29a
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_agent.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2013 Andreas Steffen
+ * HSR 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 imv_attestation_agent_t imv_attestation_agent
+ * @{ @ingroup imv_attestation
+ */
+
+#ifndef IMV_ATTESTATION_AGENT_H_
+#define IMV_ATTESTATION_AGENT_H_
+
+#include <imv/imv_agent_if.h>
+
+/**
+ * Creates a Attestation IMV agent
+ *
+ * @param name					Name of the IMV
+ * @param id					ID of the IMV
+ * @param actual_version		TNC IF-IMV version
+ */
+imv_agent_if_t* imv_attestation_agent_create(const char* name, TNC_IMVID id,
+											 TNC_Version *actual_version);
+
+#endif /** IMV_ATTESTATION_AGENT_H_ @}*/
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_build.c b/src/libimcv/plugins/imv_attestation/imv_attestation_build.c
new file mode 100644
index 000000000..c39fe8d47
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_build.c
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2011-2012 Sansar Choinyambuu
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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 "imv_attestation_build.h"
+#include "imv_attestation_state.h"
+
+#include <tcg/pts/tcg_pts_attr_dh_nonce_params_req.h>
+#include <tcg/pts/tcg_pts_attr_dh_nonce_finish.h>
+#include <tcg/pts/tcg_pts_attr_get_tpm_version_info.h>
+#include <tcg/pts/tcg_pts_attr_get_aik.h>
+#include <tcg/pts/tcg_pts_attr_req_func_comp_evid.h>
+#include <tcg/pts/tcg_pts_attr_gen_attest_evid.h>
+
+#include <utils/debug.h>
+
+bool imv_attestation_build(imv_msg_t *out_msg, imv_state_t *state,
+						   pts_dh_group_t supported_dh_groups,
+						   pts_database_t *pts_db)
+{
+	imv_attestation_state_t *attestation_state;
+	imv_attestation_handshake_state_t handshake_state;
+	pts_t *pts;
+	pa_tnc_attr_t *attr = NULL;
+
+	attestation_state = (imv_attestation_state_t*)state;
+	handshake_state = attestation_state->get_handshake_state(attestation_state);
+	pts = attestation_state->get_pts(attestation_state);
+
+	switch (handshake_state)
+	{
+		case IMV_ATTESTATION_STATE_NONCE_REQ:
+		{
+			int min_nonce_len;
+
+			/* Send DH nonce parameters request attribute */
+			min_nonce_len = lib->settings->get_int(lib->settings,
+						"%s.plugins.imv-attestation.min_nonce_len", 0, lib->ns);
+			attr = tcg_pts_attr_dh_nonce_params_req_create(min_nonce_len,
+													 supported_dh_groups);
+			attr->set_noskip_flag(attr, TRUE);
+			out_msg->add_attribute(out_msg, attr);
+
+			attestation_state->set_handshake_state(attestation_state,
+										IMV_ATTESTATION_STATE_TPM_INIT);
+			break;
+		}
+		case IMV_ATTESTATION_STATE_TPM_INIT:
+		{
+			pts_meas_algorithms_t selected_algorithm;
+			chunk_t initiator_value, initiator_nonce;
+
+			if (!(state->get_action_flags(state) & IMV_ATTESTATION_DH_NONCE))
+			{
+				break;
+			}
+
+			/* Send DH nonce finish attribute */
+			selected_algorithm = pts->get_meas_algorithm(pts);
+			pts->get_my_public_value(pts, &initiator_value, &initiator_nonce);
+			attr = tcg_pts_attr_dh_nonce_finish_create(selected_algorithm,
+											initiator_value, initiator_nonce);
+			attr->set_noskip_flag(attr, TRUE);
+			out_msg->add_attribute(out_msg, attr);
+
+			/* Send Get TPM Version attribute */
+			attr = tcg_pts_attr_get_tpm_version_info_create();
+			attr->set_noskip_flag(attr, TRUE);
+			out_msg->add_attribute(out_msg, attr);
+
+			/* Send Get AIK attribute */
+			attr = tcg_pts_attr_get_aik_create();
+			attr->set_noskip_flag(attr, TRUE);
+			out_msg->add_attribute(out_msg, attr);
+
+			attestation_state->set_handshake_state(attestation_state,
+										IMV_ATTESTATION_STATE_COMP_EVID);
+			break;
+		}
+		case IMV_ATTESTATION_STATE_COMP_EVID:
+		{
+			tcg_pts_attr_req_func_comp_evid_t *attr_cast;
+			enumerator_t *enumerator;
+			pts_comp_func_name_t *name;
+			uint8_t flags;
+			uint32_t depth;
+			bool first_component = TRUE;
+
+			if (!(state->get_action_flags(state) & IMV_ATTESTATION_AIK))
+			{
+				break;
+			}
+
+			attestation_state->set_handshake_state(attestation_state,
+										IMV_ATTESTATION_STATE_END);
+
+			if (!pts->get_aik_id(pts))
+			{
+				attestation_state->set_measurement_error(attestation_state,
+									IMV_ATTESTATION_ERROR_NO_TRUSTED_AIK);
+				return FALSE;
+			}
+
+			enumerator = attestation_state->create_component_enumerator(
+													attestation_state);
+			while (enumerator->enumerate(enumerator, &flags, &depth, &name))
+			{
+				if (first_component)
+				{
+					attr = tcg_pts_attr_req_func_comp_evid_create();
+					attr->set_noskip_flag(attr, TRUE);
+					first_component = FALSE;
+					DBG2(DBG_IMV, "evidence request by");
+				}
+				name->log(name, "  ");
+
+				/* TODO check flags against negotiated_caps */
+				attr_cast = (tcg_pts_attr_req_func_comp_evid_t *)attr;
+				attr_cast->add_component(attr_cast, flags, depth, name);
+			}
+			enumerator->destroy(enumerator);
+
+			if (attr)
+			{
+				/* Send Request Functional Component Evidence attribute */
+				out_msg->add_attribute(out_msg, attr);
+
+				/* Send Generate Attestation Evidence attribute */
+				attr = tcg_pts_attr_gen_attest_evid_create();
+				attr->set_noskip_flag(attr, TRUE);
+				out_msg->add_attribute(out_msg, attr);
+
+				attestation_state->set_handshake_state(attestation_state,
+										IMV_ATTESTATION_STATE_EVID_FINAL);
+			}
+			break;
+		}
+		default:
+			break;
+	}
+
+	return TRUE;
+}
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_build.h b/src/libimcv/plugins/imv_attestation/imv_attestation_build.h
new file mode 100644
index 000000000..88538b198
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_build.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2011 Sansar Choinyambuu
+ * HSR 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 imv_attestation_build_t imv_attestation_build
+ * @{ @ingroup imv_attestation
+ */
+
+#ifndef IMV_ATTESTATION_BUILD_H_
+#define IMV_ATTESTATION_BUILD_H_
+
+#include "imv_attestation_state.h"
+
+#include <imv/imv_msg.h>
+#include <library.h>
+
+#include <pts/pts_database.h>
+#include <pts/pts_dh_group.h>
+#include <pts/pts_meas_algo.h>
+
+/**
+ * Process a TCG PTS attribute
+ *
+ * @param out_msg				outbound PA-TNC message to be built
+ * @param state					state of a given connection
+ * @param supported_dh_groups	supported DH groups
+ * @param pts_db				PTS configuration database
+ * @return						TRUE if successful
+ */
+bool imv_attestation_build(imv_msg_t *out_msg, imv_state_t *state,
+						   pts_dh_group_t supported_dh_groups,
+						   pts_database_t *pts_db);
+
+#endif /** IMV_ATTESTATION_BUILD_H_ @}*/
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_process.c b/src/libimcv/plugins/imv_attestation/imv_attestation_process.c
new file mode 100644
index 000000000..89a1f02cf
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_process.c
@@ -0,0 +1,567 @@
+/*
+ * Copyright (C) 2011-2012 Sansar Choinyambuu
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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.
+ */
+
+#define _GNU_SOURCE /* for stdndup() */
+#include <string.h>
+
+#include "imv_attestation_process.h"
+
+#include <imcv.h>
+#include <ietf/ietf_attr_pa_tnc_error.h>
+
+#include <pts/pts.h>
+
+#include <tcg/pts/tcg_pts_attr_aik.h>
+#include <tcg/pts/tcg_pts_attr_dh_nonce_params_resp.h>
+#include <tcg/pts/tcg_pts_attr_file_meas.h>
+#include <tcg/pts/tcg_pts_attr_meas_algo.h>
+#include <tcg/pts/tcg_pts_attr_proto_caps.h>
+#include <tcg/pts/tcg_pts_attr_simple_comp_evid.h>
+#include <tcg/pts/tcg_pts_attr_simple_evid_final.h>
+#include <tcg/pts/tcg_pts_attr_tpm_version_info.h>
+#include <tcg/pts/tcg_pts_attr_unix_file_meta.h>
+
+#include <utils/debug.h>
+#include <crypto/hashers/hasher.h>
+
+#include <inttypes.h>
+
+bool imv_attestation_process(pa_tnc_attr_t *attr, imv_msg_t *out_msg,
+							 imv_state_t *state,
+							 pts_meas_algorithms_t supported_algorithms,
+							 pts_dh_group_t supported_dh_groups,
+							 pts_database_t *pts_db,
+							 credential_manager_t *pts_credmgr)
+{
+	imv_session_t *session;
+	imv_attestation_state_t *attestation_state;
+	pen_type_t attr_type;
+	pts_t *pts;
+
+	session = state->get_session(state);
+	attestation_state = (imv_attestation_state_t*)state;
+	pts = attestation_state->get_pts(attestation_state);
+	attr_type = attr->get_type(attr);
+
+	switch (attr_type.type)
+	{
+		case TCG_PTS_PROTO_CAPS:
+		{
+			tcg_pts_attr_proto_caps_t *attr_cast;
+			pts_proto_caps_flag_t flags;
+
+			attr_cast = (tcg_pts_attr_proto_caps_t*)attr;
+			flags = attr_cast->get_flags(attr_cast);
+			pts->set_proto_caps(pts, flags);
+			break;
+		}
+		case TCG_PTS_MEAS_ALGO_SELECTION:
+		{
+			tcg_pts_attr_meas_algo_t *attr_cast;
+			pts_meas_algorithms_t selected_algorithm;
+
+			attr_cast = (tcg_pts_attr_meas_algo_t*)attr;
+			selected_algorithm = attr_cast->get_algorithms(attr_cast);
+			if (!(selected_algorithm & supported_algorithms))
+			{
+				DBG1(DBG_IMV, "PTS-IMC selected unsupported"
+							  " measurement algorithm");
+				return FALSE;
+			}
+			pts->set_meas_algorithm(pts, selected_algorithm);
+			state->set_action_flags(state, IMV_ATTESTATION_ALGO);
+			break;
+		}
+		case TCG_PTS_DH_NONCE_PARAMS_RESP:
+		{
+			tcg_pts_attr_dh_nonce_params_resp_t *attr_cast;
+			int nonce_len, min_nonce_len;
+			pts_dh_group_t dh_group;
+			pts_meas_algorithms_t offered_algorithms, selected_algorithm;
+			chunk_t responder_value, responder_nonce;
+
+			attr_cast = (tcg_pts_attr_dh_nonce_params_resp_t*)attr;
+			responder_nonce = attr_cast->get_responder_nonce(attr_cast);
+
+			/* check compliance of responder nonce length */
+			min_nonce_len = lib->settings->get_int(lib->settings,
+						"%s.plugins.imv-attestation.min_nonce_len", 0, lib->ns);
+			nonce_len = responder_nonce.len;
+			if (nonce_len < PTS_MIN_NONCE_LEN ||
+			   (min_nonce_len > 0 && nonce_len < min_nonce_len))
+			{
+				attr = pts_dh_nonce_error_create(
+									max(PTS_MIN_NONCE_LEN, min_nonce_len),
+										PTS_MAX_NONCE_LEN);
+				out_msg->add_attribute(out_msg, attr);
+				break;
+			}
+
+			dh_group = attr_cast->get_dh_group(attr_cast);
+			if (!(dh_group & supported_dh_groups))
+			{
+				DBG1(DBG_IMV, "PTS-IMC selected unsupported DH group");
+				return FALSE;
+			}
+
+			offered_algorithms = attr_cast->get_hash_algo_set(attr_cast);
+			selected_algorithm = pts_meas_algo_select(supported_algorithms,
+													  offered_algorithms);
+			if (selected_algorithm == PTS_MEAS_ALGO_NONE)
+			{
+				attr = pts_hash_alg_error_create(supported_algorithms);
+				out_msg->add_attribute(out_msg, attr);
+				break;
+			}
+			pts->set_dh_hash_algorithm(pts, selected_algorithm);
+
+			if (!pts->create_dh_nonce(pts, dh_group, nonce_len))
+			{
+				return FALSE;
+			}
+
+			responder_value = attr_cast->get_responder_value(attr_cast);
+			pts->set_peer_public_value(pts, responder_value,
+											responder_nonce);
+
+			/* Calculate secret assessment value */
+			if (!pts->calculate_secret(pts))
+			{
+				return FALSE;
+			}
+			state->set_action_flags(state, IMV_ATTESTATION_DH_NONCE);
+			break;
+		}
+		case TCG_PTS_TPM_VERSION_INFO:
+		{
+			tcg_pts_attr_tpm_version_info_t *attr_cast;
+			chunk_t tpm_version_info;
+
+			attr_cast = (tcg_pts_attr_tpm_version_info_t*)attr;
+			tpm_version_info = attr_cast->get_tpm_version_info(attr_cast);
+			pts->set_tpm_version_info(pts, tpm_version_info);
+			break;
+		}
+		case TCG_PTS_AIK:
+		{
+			tcg_pts_attr_aik_t *attr_cast;
+			certificate_t *aik, *issuer;
+			public_key_t *public;
+			chunk_t keyid, keyid_hex, device_id;
+			int aik_id;
+			enumerator_t *e;
+			bool trusted = FALSE, trusted_chain = FALSE;
+
+			attr_cast = (tcg_pts_attr_aik_t*)attr;
+			aik = attr_cast->get_aik(attr_cast);
+			if (!aik)
+			{
+				DBG1(DBG_IMV, "AIK unavailable");
+				attestation_state->set_measurement_error(attestation_state,
+									IMV_ATTESTATION_ERROR_NO_TRUSTED_AIK);
+				break;
+			}
+
+			/* check trust into public key as stored in the database */
+			public = aik->get_public_key(aik);
+			public->get_fingerprint(public, KEYID_PUBKEY_INFO_SHA1, &keyid);
+			DBG1(DBG_IMV, "verifying AIK with keyid %#B", &keyid);
+			keyid_hex = chunk_to_hex(keyid, NULL, FALSE);
+			if (session->get_device_id(session, &device_id) &&
+				chunk_equals(keyid_hex, device_id))
+			{
+				trusted = session->get_device_trust(session);
+			}
+			else
+			{
+				DBG1(DBG_IMV, "device ID unknown or different from AIK keyid");
+			}
+			DBG1(DBG_IMV, "AIK public key is %strusted", trusted ? "" : "not ");
+			public->destroy(public);
+			chunk_free(&keyid_hex);
+
+			if (aik->get_type(aik) == CERT_X509)
+			{
+
+				e = pts_credmgr->create_trusted_enumerator(pts_credmgr,
+							KEY_ANY, aik->get_issuer(aik), FALSE);
+				while (e->enumerate(e, &issuer))
+				{
+					if (aik->issued_by(aik, issuer, NULL))
+					{
+						trusted_chain = TRUE;
+						break;
+					}
+				}
+				e->destroy(e);
+				DBG1(DBG_IMV, "AIK certificate is %strusted",
+							   trusted_chain ? "" : "not ");
+				if (!trusted || !trusted_chain)
+				{
+					attestation_state->set_measurement_error(attestation_state,
+										IMV_ATTESTATION_ERROR_NO_TRUSTED_AIK);
+					break;
+				}
+			}
+			session->get_session_id(session, NULL, &aik_id);
+			pts->set_aik(pts, aik, aik_id);
+			state->set_action_flags(state, IMV_ATTESTATION_AIK);
+			break;
+		}
+		case TCG_PTS_FILE_MEAS:
+		{
+			TNC_IMV_Evaluation_Result eval;
+			TNC_IMV_Action_Recommendation rec;
+			tcg_pts_attr_file_meas_t *attr_cast;
+			uint16_t request_id;
+			int arg_int, file_count;
+			pts_meas_algorithms_t algo;
+			pts_file_meas_t *measurements;
+			imv_workitem_t *workitem, *found = NULL;
+			imv_workitem_type_t type;
+			char result_str[BUF_LEN];
+			bool is_dir, correct;
+			enumerator_t *enumerator;
+
+			eval = TNC_IMV_EVALUATION_RESULT_COMPLIANT;
+			algo = pts->get_meas_algorithm(pts);
+			attr_cast = (tcg_pts_attr_file_meas_t*)attr;
+			measurements = attr_cast->get_measurements(attr_cast);
+			request_id = measurements->get_request_id(measurements);
+			file_count = measurements->get_file_count(measurements);
+
+			DBG1(DBG_IMV, "measurement request %d returned %d file%s:",
+				 request_id, file_count, (file_count == 1) ? "":"s");
+
+			if (request_id)
+			{
+				enumerator = session->create_workitem_enumerator(session);
+				while (enumerator->enumerate(enumerator, &workitem))
+				{
+					/* request ID consist of lower 16 bits of workitem ID */
+					if ((workitem->get_id(workitem) & 0xffff) == request_id)
+					{
+						found = workitem;
+						break;
+					}
+				}
+
+				if (!found)
+				{
+					DBG1(DBG_IMV, "  no entry found for file measurement "
+								  "request %d", request_id);
+					enumerator->destroy(enumerator);
+					break;
+				}
+				type =    found->get_type(found);
+				arg_int = found->get_arg_int(found);
+
+				switch (type)
+				{
+					default:
+					case IMV_WORKITEM_FILE_REF_MEAS:
+					case IMV_WORKITEM_FILE_MEAS:
+						is_dir = FALSE;
+						break;
+					case IMV_WORKITEM_DIR_REF_MEAS:
+					case IMV_WORKITEM_DIR_MEAS:
+						is_dir = TRUE;
+				}
+
+				switch (type)
+				{
+					case IMV_WORKITEM_FILE_MEAS:
+					case IMV_WORKITEM_DIR_MEAS:
+					{
+						enumerator_t *e;
+
+						/* check hashes from database against measurements */
+						e = pts_db->create_file_hash_enumerator(pts_db,
+											pts->get_platform_id(pts), 
+											algo, is_dir, arg_int);
+						if (!e)
+						{
+							eval = TNC_IMV_EVALUATION_RESULT_ERROR;
+							break;
+						}
+						correct = measurements->verify(measurements, e, is_dir);
+						if (!correct)
+						{
+							attestation_state->set_measurement_error(
+										attestation_state,
+										IMV_ATTESTATION_ERROR_FILE_MEAS_FAIL);
+							eval = TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR;
+						}
+						e->destroy(e);
+
+						snprintf(result_str, BUF_LEN, "%s measurement%s correct",
+								 is_dir ? "directory" : "file",
+								 correct ? "" : " not");
+						break;
+					}
+					case IMV_WORKITEM_FILE_REF_MEAS:
+					case IMV_WORKITEM_DIR_REF_MEAS:
+					{
+						enumerator_t *e;
+						char *filename;
+						chunk_t measurement;
+
+						e = measurements->create_enumerator(measurements);
+						while (e->enumerate(e, &filename, &measurement))
+						{
+							if (pts_db->add_file_measurement(pts_db,
+									pts->get_platform_id(pts), algo, measurement,
+									filename, is_dir, arg_int) != SUCCESS)
+							{
+								eval = TNC_IMV_EVALUATION_RESULT_ERROR;
+							}
+						}
+						e->destroy(e);
+						snprintf(result_str, BUF_LEN, "%s reference measurement "
+								"successful", is_dir ? "directory" : "file");
+						break;
+					}
+					default:
+						break;
+				}
+
+				session->remove_workitem(session, enumerator);
+				enumerator->destroy(enumerator);
+				rec = found->set_result(found, result_str, eval);
+				state->update_recommendation(state, rec, eval);
+				imcv_db->finalize_workitem(imcv_db, found);
+				found->destroy(found);
+			}
+			else
+			{
+				measurements->check(measurements, pts_db,
+									pts->get_platform_id(pts), algo);
+			}
+			break;
+		}
+		case TCG_PTS_UNIX_FILE_META:
+		{
+			tcg_pts_attr_file_meta_t *attr_cast;
+			int file_count;
+			pts_file_meta_t *metadata;
+			pts_file_metadata_t *entry;
+			time_t created, modified, accessed;
+			bool utc = FALSE;
+			enumerator_t *e;
+
+			attr_cast = (tcg_pts_attr_file_meta_t*)attr;
+			metadata = attr_cast->get_metadata(attr_cast);
+			file_count = metadata->get_file_count(metadata);
+
+			DBG1(DBG_IMV, "metadata request returned %d file%s:",
+				 file_count, (file_count == 1) ? "":"s");
+
+			e = metadata->create_enumerator(metadata);
+			while (e->enumerate(e, &entry))
+			{
+				DBG1(DBG_IMV, " '%s' (%"PRIu64" bytes)"
+							  " owner %"PRIu64", group %"PRIu64", type %N",
+					 entry->filename, entry->filesize, entry->owner,
+					 entry->group, pts_file_type_names, entry->type);
+
+				created = entry->created;
+				modified = entry->modified;
+				accessed = entry->accessed;
+
+				DBG1(DBG_IMV, "    created %T, modified %T, accessed %T",
+					 &created, utc, &modified, utc, &accessed, utc);
+			}
+			e->destroy(e);
+			break;
+		}
+		case TCG_PTS_SIMPLE_COMP_EVID:
+		{
+			tcg_pts_attr_simple_comp_evid_t *attr_cast;
+			pts_comp_func_name_t *name;
+			pts_comp_evidence_t *evidence;
+			pts_component_t *comp;
+			uint32_t depth;
+			status_t status;
+
+			attr_cast = (tcg_pts_attr_simple_comp_evid_t*)attr;
+			evidence = attr_cast->get_comp_evidence(attr_cast);
+			name = evidence->get_comp_func_name(evidence, &depth);
+
+			comp = attestation_state->get_component(attestation_state, name);
+			if (!comp)
+			{
+				DBG1(DBG_IMV, "  no entry found for component evidence request");
+				break;
+			}
+			status = comp->verify(comp, name->get_qualifier(name), pts, evidence);
+			if (status == VERIFY_ERROR || status == FAILED)
+			{
+				attestation_state->set_measurement_error(attestation_state,
+									IMV_ATTESTATION_ERROR_COMP_EVID_FAIL);
+				name->log(name, "  measurement mismatch for ");
+			}
+			break;
+		}
+		case TCG_PTS_SIMPLE_EVID_FINAL:
+		{
+			tcg_pts_attr_simple_evid_final_t *attr_cast;
+			uint8_t flags;
+			pts_meas_algorithms_t comp_hash_algorithm;
+			chunk_t pcr_comp, tpm_quote_sig, evid_sig;
+			chunk_t pcr_composite, quote_info, result_buf;
+			imv_workitem_t *workitem;
+			imv_reason_string_t *reason_string;
+			enumerator_t *enumerator;
+			bool use_quote2, use_ver_info;
+			bio_writer_t *result;
+
+			attr_cast = (tcg_pts_attr_simple_evid_final_t*)attr;
+			flags = attr_cast->get_quote_info(attr_cast, &comp_hash_algorithm,
+											  &pcr_comp, &tpm_quote_sig);
+
+			if (flags != PTS_SIMPLE_EVID_FINAL_NO)
+			{
+				use_quote2   = (flags == PTS_SIMPLE_EVID_FINAL_QUOTE_INFO2 ||
+							    flags == PTS_SIMPLE_EVID_FINAL_QUOTE_INFO2_CAP_VER);
+				use_ver_info = (flags == PTS_SIMPLE_EVID_FINAL_QUOTE_INFO2_CAP_VER);
+
+				/* Construct PCR Composite and TPM Quote Info structures */
+				if (!pts->get_quote_info(pts, use_quote2, use_ver_info,
+						comp_hash_algorithm, &pcr_composite, &quote_info))
+				{
+					DBG1(DBG_IMV, "unable to construct TPM Quote Info");
+					return FALSE;
+				}
+
+				if (!chunk_equals(pcr_comp, pcr_composite))
+				{
+					DBG1(DBG_IMV, "received PCR Composite does not match "
+								  "constructed one");
+					attestation_state->set_measurement_error(attestation_state,
+										IMV_ATTESTATION_ERROR_TPM_QUOTE_FAIL);
+					goto quote_error;
+				}
+				DBG2(DBG_IMV, "received PCR Composite matches constructed one");
+
+				if (!pts->verify_quote_signature(pts, quote_info, tpm_quote_sig))
+				{
+					attestation_state->set_measurement_error(attestation_state,
+										IMV_ATTESTATION_ERROR_TPM_QUOTE_FAIL);
+					goto quote_error;
+				}
+				DBG2(DBG_IMV, "TPM Quote Info signature verification successful");
+
+quote_error:
+				free(pcr_composite.ptr);
+				free(quote_info.ptr);
+
+				/**
+				 * Finalize any pending measurement registrations and check
+				 * if all expected component measurements were received
+				 */
+				result = bio_writer_create(128);
+				attestation_state->finalize_components(attestation_state,
+													   result);
+
+				enumerator = session->create_workitem_enumerator(session);
+				while (enumerator->enumerate(enumerator, &workitem))
+				{
+					if (workitem->get_type(workitem) == IMV_WORKITEM_TPM_ATTEST)
+					{
+						TNC_IMV_Action_Recommendation rec;
+						TNC_IMV_Evaluation_Result eval;
+						uint32_t error;
+
+						error = attestation_state->get_measurement_error(
+														attestation_state);
+						if (error & (IMV_ATTESTATION_ERROR_COMP_EVID_FAIL |
+									 IMV_ATTESTATION_ERROR_COMP_EVID_PEND |
+									 IMV_ATTESTATION_ERROR_TPM_QUOTE_FAIL))
+						{
+							reason_string = imv_reason_string_create("en", ", ");
+							attestation_state->add_comp_evid_reasons(
+											attestation_state, reason_string);
+							result->write_data(result, chunk_from_str("; "));
+							result->write_data(result,
+									reason_string->get_encoding(reason_string));
+							reason_string->destroy(reason_string);
+							eval = TNC_IMV_EVALUATION_RESULT_NONCOMPLIANT_MINOR;
+						}
+						else
+						{
+							eval = TNC_IMV_EVALUATION_RESULT_COMPLIANT;
+						}
+						session->remove_workitem(session, enumerator);
+
+						result->write_uint8(result, '\0');
+						result_buf = result->get_buf(result);
+						rec = workitem->set_result(workitem, result_buf.ptr,
+															 eval);
+						state->update_recommendation(state, rec, eval);
+						imcv_db->finalize_workitem(imcv_db, workitem);
+						workitem->destroy(workitem);
+						attestation_state->set_handshake_state(attestation_state,
+													IMV_ATTESTATION_STATE_END);
+						break;
+					}
+				}
+				enumerator->destroy(enumerator);
+				result->destroy(result);
+			}
+
+			if (attr_cast->get_evid_sig(attr_cast, &evid_sig))
+			{
+				/** TODO: What to do with Evidence Signature */
+				DBG1(DBG_IMV, "this version of the Attestation IMV can not "
+							  "handle Evidence Signatures");
+			}
+			break;
+		}
+		case TCG_SEG_MAX_ATTR_SIZE_RESP:
+		case TCG_SEG_ATTR_SEG_ENV:
+			break;
+
+		/* TODO: Not implemented yet */
+		case TCG_PTS_INTEG_MEAS_LOG:
+		/* Attributes using XML */
+		case TCG_PTS_TEMPL_REF_MANI_SET_META:
+		case TCG_PTS_VERIFICATION_RESULT:
+		case TCG_PTS_INTEG_REPORT:
+		/* On Windows only*/
+		case TCG_PTS_WIN_FILE_META:
+		case TCG_PTS_REGISTRY_VALUE:
+		/* Received on IMC side only*/
+		case TCG_PTS_REQ_PROTO_CAPS:
+		case TCG_PTS_DH_NONCE_PARAMS_REQ:
+		case TCG_PTS_DH_NONCE_FINISH:
+		case TCG_PTS_MEAS_ALGO:
+		case TCG_PTS_GET_TPM_VERSION_INFO:
+		case TCG_PTS_REQ_TEMPL_REF_MANI_SET_META:
+		case TCG_PTS_UPDATE_TEMPL_REF_MANI:
+		case TCG_PTS_GET_AIK:
+		case TCG_PTS_REQ_FUNC_COMP_EVID:
+		case TCG_PTS_GEN_ATTEST_EVID:
+		case TCG_PTS_REQ_FILE_META:
+		case TCG_PTS_REQ_FILE_MEAS:
+		case TCG_PTS_REQ_INTEG_MEAS_LOG:
+		default:
+			DBG1(DBG_IMV, "received unsupported attribute '%N/%N'",
+				 pen_names, PEN_TCG, tcg_attr_names, attr_type.type);
+			break;
+	}
+	return TRUE;
+}
+
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_process.h b/src/libimcv/plugins/imv_attestation/imv_attestation_process.h
new file mode 100644
index 000000000..af8666b66
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_process.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2011 Sansar Choinyambuu
+ * HSR 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 imv_attestation_process_t imv_attestation_process
+ * @{ @ingroup imv_attestation
+ */
+
+#ifndef IMV_ATTESTATION_PROCESS_H_
+#define IMV_ATTESTATION_PROCESS_H_
+
+#include "imv_attestation_state.h"
+
+#include <library.h>
+#include <collections/linked_list.h>
+#include <credentials/credential_manager.h>
+#include <crypto/hashers/hasher.h>
+
+#include <imv/imv_msg.h>
+#include <pa_tnc/pa_tnc_attr.h>
+
+#include <pts/pts_database.h>
+#include <pts/pts_dh_group.h>
+#include <pts/pts_meas_algo.h>
+
+/**
+ * Process a TCG PTS attribute
+ *
+ * @param attr					PA-TNC attribute to be processed
+ * @param out_msg				PA-TNC message containing error messages
+ * @param state					state of a given connection
+ * @param supported_algorithms	supported PTS measurement algorithms
+ * @param supported_dh_groups	supported DH groups
+ * @param pts_db				PTS configuration database
+ * @param pts_credmgr			PTS credential manager
+ * @return						TRUE if successful
+ */
+bool imv_attestation_process(pa_tnc_attr_t *attr, imv_msg_t *out_msg,
+							 imv_state_t *state,
+							 pts_meas_algorithms_t supported_algorithms,
+							 pts_dh_group_t supported_dh_groups,
+							 pts_database_t *pts_db,
+							 credential_manager_t *pts_credmgr);
+
+#endif /** IMV_ATTESTATION_PROCESS_H_ @}*/
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_state.c b/src/libimcv/plugins/imv_attestation/imv_attestation_state.c
new file mode 100644
index 000000000..1c3b91aeb
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_state.c
@@ -0,0 +1,560 @@
+/*
+ * Copyright (C) 2011-2012 Sansar Choinyambuu
+ * Copyright (C) 2011-2014 Andreas Steffen
+ * HSR 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 "imv_attestation_state.h"
+
+#include <imcv.h>
+#include <imv/imv_lang_string.h>
+#include "imv/imv_reason_string.h"
+
+#include <tncif_policy.h>
+
+#include <collections/linked_list.h>
+#include <utils/debug.h>
+
+typedef struct private_imv_attestation_state_t private_imv_attestation_state_t;
+typedef struct file_meas_request_t file_meas_request_t;
+typedef struct func_comp_t func_comp_t;
+
+/**
+ * Private data of an imv_attestation_state_t object.
+ */
+struct private_imv_attestation_state_t {
+
+	/**
+	 * Public members of imv_attestation_state_t
+	 */
+	imv_attestation_state_t public;
+
+	/**
+	 * TNCCS connection ID
+	 */
+	TNC_ConnectionID connection_id;
+
+	/**
+	 * TNCCS connection state
+	 */
+	TNC_ConnectionState state;
+
+	/**
+	 * Does the TNCCS connection support long message types?
+	 */
+	bool has_long;
+
+	/**
+	 * Does the TNCCS connection support exclusive delivery?
+	 */
+	bool has_excl;
+
+	/**
+	 * Maximum PA-TNC message size for this TNCCS connection
+	 */
+	uint32_t max_msg_len;
+
+	/**
+	 * Flags set for completed actions
+	 */
+	uint32_t action_flags;
+
+	/**
+	 * IMV database session associated with TNCCS connection
+	 */
+	imv_session_t *session;
+
+	/**
+	 * PA-TNC attribute segmentation contracts associated with TNCCS connection
+	 */
+	seg_contract_manager_t *contracts;
+
+	/**
+	 * IMV Attestation handshake state
+	 */
+	imv_attestation_handshake_state_t handshake_state;
+
+	/**
+	 * IMV action recommendation
+	 */
+	TNC_IMV_Action_Recommendation rec;
+
+	/**
+	 * IMV evaluation result
+	 */
+	TNC_IMV_Evaluation_Result eval;
+
+	/**
+	 * List of Functional Components
+	 */
+	linked_list_t *components;
+
+	/**
+	 * PTS object
+	 */
+	pts_t *pts;
+
+	/**
+	 * Measurement error flags
+	 */
+	uint32_t measurement_error;
+
+	/**
+	 * TNC Reason String
+	 */
+	imv_reason_string_t *reason_string;
+
+};
+
+/**
+ * PTS Functional Component entry
+ */
+struct func_comp_t {
+	pts_component_t *comp;
+	pts_comp_func_name_t* name;
+};
+
+/**
+ * Frees a func_comp_t object
+ */
+static void free_func_comp(func_comp_t *this)
+{
+	this->comp->destroy(this->comp);
+	this->name->destroy(this->name);
+	free(this);
+}
+
+/**
+ * Supported languages
+ */
+static char* languages[] = { "en", "de", "mn" };
+
+/**
+ * Table of reason strings
+ */
+static imv_lang_string_t reason_file_meas_fail[] = {
+	{ "en", "Incorrect file measurement" },
+	{ "de", "Falsche Dateimessung" },
+	{ "mn", "Буруу байгаа файл" },
+	{ NULL, NULL }
+};
+
+static imv_lang_string_t reason_file_meas_pend[] = {
+	{ "en", "Pending file measurement" },
+	{ "de", "Ausstehende Dateimessung" },
+	{ "mn", "Xүлээгдэж байгаа файл" },
+	{ NULL, NULL }
+};
+
+static imv_lang_string_t reason_no_trusted_aik[] = {
+	{ "en", "No trusted AIK available" },
+	{ "de", "Kein vetrauenswürdiger AIK verfügbar" },
+	{ NULL, NULL }
+};
+
+static imv_lang_string_t reason_comp_evid_fail[] = {
+	{ "en", "Incorrect component evidence" },
+	{ "de", "Falsche Komponenten-Evidenz" },
+	{ "mn", "Буруу компонент хэмжилт" },
+	{ NULL, NULL }
+};
+
+static imv_lang_string_t reason_comp_evid_pend[] = {
+	{ "en", "Pending component evidence" },
+	{ "de", "Ausstehende Komponenten-Evidenz" },
+	{ "mn", "Xүлээгдэж компонент хэмжилт" },
+	{ NULL, NULL }
+};
+
+static imv_lang_string_t reason_tpm_quote_fail[] = {
+	{ "en", "Invalid TPM Quote signature received" },
+	{ "de", "Falsche TPM Quote Signature erhalten" },
+	{ "mn", "Буруу TPM Quote гарын үсэг" },
+	{ NULL, NULL }
+};
+
+METHOD(imv_state_t, get_connection_id, TNC_ConnectionID,
+	private_imv_attestation_state_t *this)
+{
+	return this->connection_id;
+}
+
+METHOD(imv_state_t, has_long, bool,
+	private_imv_attestation_state_t *this)
+{
+	return this->has_long;
+}
+
+METHOD(imv_state_t, has_excl, bool,
+	private_imv_attestation_state_t *this)
+{
+	return this->has_excl;
+}
+
+METHOD(imv_state_t, set_flags, void,
+	private_imv_attestation_state_t *this, bool has_long, bool has_excl)
+{
+	this->has_long = has_long;
+	this->has_excl = has_excl;
+}
+
+METHOD(imv_state_t, set_max_msg_len, void,
+	private_imv_attestation_state_t *this, uint32_t max_msg_len)
+{
+	this->max_msg_len = max_msg_len;
+}
+
+METHOD(imv_state_t, get_max_msg_len, uint32_t,
+	private_imv_attestation_state_t *this)
+{
+	return this->max_msg_len;
+}
+
+METHOD(imv_state_t, set_action_flags, void,
+	private_imv_attestation_state_t *this, uint32_t flags)
+{
+	this->action_flags |= flags;
+}
+
+METHOD(imv_state_t, get_action_flags, uint32_t,
+	private_imv_attestation_state_t *this)
+{
+	return this->action_flags;
+}
+
+METHOD(imv_state_t, set_session, void,
+	private_imv_attestation_state_t *this, imv_session_t *session)
+{
+	this->session = session;
+}
+
+METHOD(imv_state_t, get_session, imv_session_t*,
+	private_imv_attestation_state_t *this)
+{
+	return this->session;
+}
+
+METHOD(imv_state_t, get_contracts, seg_contract_manager_t*,
+	private_imv_attestation_state_t *this)
+{
+	return this->contracts;
+}
+
+METHOD(imv_state_t, change_state, void,
+	private_imv_attestation_state_t *this, TNC_ConnectionState new_state)
+{
+	this->state = new_state;
+}
+
+METHOD(imv_state_t, get_recommendation, void,
+	private_imv_attestation_state_t *this, TNC_IMV_Action_Recommendation *rec,
+										   TNC_IMV_Evaluation_Result *eval)
+{
+	*rec = this->rec;
+	*eval = this->eval;
+}
+
+METHOD(imv_state_t, set_recommendation, void,
+	private_imv_attestation_state_t *this, TNC_IMV_Action_Recommendation rec,
+										   TNC_IMV_Evaluation_Result eval)
+{
+	this->rec = rec;
+	this->eval = eval;
+}
+
+METHOD(imv_state_t, update_recommendation, void,
+	private_imv_attestation_state_t *this, TNC_IMV_Action_Recommendation rec,
+										   TNC_IMV_Evaluation_Result eval)
+{
+	this->rec  = tncif_policy_update_recommendation(this->rec, rec);
+	this->eval = tncif_policy_update_evaluation(this->eval, eval);
+}
+
+METHOD(imv_attestation_state_t, add_file_meas_reasons, void,
+	private_imv_attestation_state_t *this, imv_reason_string_t *reason_string)
+{
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_FILE_MEAS_FAIL)
+	{
+		reason_string->add_reason(reason_string, reason_file_meas_fail);
+	}
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_FILE_MEAS_PEND)
+	{
+		reason_string->add_reason(reason_string, reason_file_meas_pend);
+	}
+}
+
+METHOD(imv_attestation_state_t, add_comp_evid_reasons, void,
+	private_imv_attestation_state_t *this, imv_reason_string_t *reason_string)
+{
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_NO_TRUSTED_AIK)
+	{
+		reason_string->add_reason(reason_string, reason_no_trusted_aik);
+	}
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_COMP_EVID_FAIL)
+	{
+		reason_string->add_reason(reason_string, reason_comp_evid_fail);
+	}
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_COMP_EVID_PEND)
+	{
+		reason_string->add_reason(reason_string, reason_comp_evid_pend);
+	}
+	if (this->measurement_error & IMV_ATTESTATION_ERROR_TPM_QUOTE_FAIL)
+	{
+		reason_string->add_reason(reason_string, reason_tpm_quote_fail);
+	}
+}
+
+METHOD(imv_state_t, get_reason_string, bool,
+	private_imv_attestation_state_t *this, enumerator_t *language_enumerator,
+	chunk_t *reason_string, char **reason_language)
+{
+	*reason_language = imv_lang_string_select_lang(language_enumerator,
+											  languages, countof(languages));
+
+	/* Instantiate a TNC Reason String object */
+	DESTROY_IF(this->reason_string);
+	this->reason_string = imv_reason_string_create(*reason_language, "\n");
+	add_file_meas_reasons(this, this->reason_string);
+	add_comp_evid_reasons(this, this->reason_string);
+	*reason_string = this->reason_string->get_encoding(this->reason_string);
+
+	return TRUE;
+}
+
+METHOD(imv_state_t, get_remediation_instructions, bool,
+	private_imv_attestation_state_t *this, enumerator_t *language_enumerator,
+	chunk_t *string, char **lang_code, char **uri)
+{
+	return FALSE;
+}
+
+METHOD(imv_state_t, destroy, void,
+	private_imv_attestation_state_t *this)
+{
+	DESTROY_IF(this->session);
+	DESTROY_IF(this->reason_string);
+	this->components->destroy_function(this->components, (void *)free_func_comp);
+	this->pts->destroy(this->pts);
+	this->contracts->destroy(this->contracts);
+	free(this);
+}
+
+METHOD(imv_attestation_state_t, get_handshake_state,
+	   imv_attestation_handshake_state_t, private_imv_attestation_state_t *this)
+{
+	return this->handshake_state;
+}
+
+METHOD(imv_attestation_state_t, set_handshake_state, void,
+	private_imv_attestation_state_t *this,
+	imv_attestation_handshake_state_t new_state)
+{
+	this->handshake_state = new_state;
+}
+
+METHOD(imv_attestation_state_t, get_pts, pts_t*,
+	private_imv_attestation_state_t *this)
+{
+	return this->pts;
+}
+
+METHOD(imv_attestation_state_t, create_component, pts_component_t*,
+	private_imv_attestation_state_t *this, pts_comp_func_name_t *name,
+	uint32_t depth, pts_database_t *pts_db)
+{
+	enumerator_t *enumerator;
+	func_comp_t *entry, *new_entry;
+	pts_component_t *component;
+	bool found = FALSE;
+
+	enumerator = this->components->create_enumerator(this->components);
+	while (enumerator->enumerate(enumerator, &entry))
+	{
+		if (name->equals(name, entry->comp->get_comp_func_name(entry->comp)))
+		{
+			found = TRUE;
+			break;
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	if (found)
+	{
+		if (name->equals(name, entry->name))
+		{
+			/* duplicate entry */
+			return NULL;
+		}
+		new_entry = malloc_thing(func_comp_t);
+		new_entry->name = name->clone(name);
+		new_entry->comp = entry->comp->get_ref(entry->comp);
+		this->components->insert_last(this->components, new_entry);
+		return entry->comp;
+	}
+	else
+	{
+		component = imcv_pts_components->create(imcv_pts_components,
+												name, depth, pts_db);
+		if (!component)
+		{
+			/* unsupported component */
+			return NULL;
+		}
+		new_entry = malloc_thing(func_comp_t);
+		new_entry->name = name->clone(name);
+		new_entry->comp = component;
+		this->components->insert_last(this->components, new_entry);
+		return component;
+	}
+}
+
+/**
+ * Enumerate file measurement entries
+ */
+static bool entry_filter(void *null, func_comp_t **entry, uint8_t *flags,
+						 void *i2, uint32_t *depth,
+						 void *i3, pts_comp_func_name_t **comp_name)
+{
+	pts_component_t *comp;
+	pts_comp_func_name_t *name;
+
+	comp = (*entry)->comp;
+	name = (*entry)->name;
+
+	*flags = comp->get_evidence_flags(comp);
+	*depth = comp->get_depth(comp);
+	*comp_name = name;
+
+	return TRUE;
+}
+
+METHOD(imv_attestation_state_t, create_component_enumerator, enumerator_t*,
+	private_imv_attestation_state_t *this)
+{
+	return enumerator_create_filter(
+				this->components->create_enumerator(this->components),
+				(void*)entry_filter, NULL, NULL);
+}
+
+METHOD(imv_attestation_state_t, get_component, pts_component_t*,
+	private_imv_attestation_state_t *this, pts_comp_func_name_t *name)
+{
+	enumerator_t *enumerator;
+	func_comp_t *entry;
+	pts_component_t *found = NULL;
+
+	enumerator = this->components->create_enumerator(this->components);
+	while (enumerator->enumerate(enumerator, &entry))
+	{
+		if (name->equals(name, entry->name))
+		{
+			found = entry->comp;
+			break;
+		}
+	}
+	enumerator->destroy(enumerator);
+	return found;
+}
+
+METHOD(imv_attestation_state_t, get_measurement_error, uint32_t,
+	private_imv_attestation_state_t *this)
+{
+	return this->measurement_error;
+}
+
+METHOD(imv_attestation_state_t, set_measurement_error, void,
+	private_imv_attestation_state_t *this, uint32_t error)
+{
+	this->measurement_error |= error;
+}
+
+METHOD(imv_attestation_state_t, finalize_components, void,
+	private_imv_attestation_state_t *this, bio_writer_t *result)
+{
+	func_comp_t *entry;
+	bool first = TRUE;
+
+	while (this->components->remove_last(this->components,
+										(void**)&entry) == SUCCESS)
+	{
+		if (first)
+		{
+			first = FALSE;
+		}
+		else
+		{
+			result->write_data(result, chunk_from_str("; "));
+		}
+		if (!entry->comp->finalize(entry->comp,
+								   entry->name->get_qualifier(entry->name),
+								   result))
+		{
+			set_measurement_error(this, IMV_ATTESTATION_ERROR_COMP_EVID_PEND);
+		}
+		free_func_comp(entry);
+	}
+}
+
+/**
+ * Described in header.
+ */
+imv_state_t *imv_attestation_state_create(TNC_ConnectionID connection_id)
+{
+	private_imv_attestation_state_t *this;
+
+	INIT(this,
+		.public = {
+			.interface = {
+				.get_connection_id = _get_connection_id,
+				.has_long = _has_long,
+				.has_excl = _has_excl,
+				.set_flags = _set_flags,
+				.set_max_msg_len = _set_max_msg_len,
+				.get_max_msg_len = _get_max_msg_len,
+				.set_action_flags = _set_action_flags,
+				.get_action_flags = _get_action_flags,
+				.set_session = _set_session,
+				.get_session = _get_session,
+				.get_contracts = _get_contracts,
+				.change_state = _change_state,
+				.get_recommendation = _get_recommendation,
+				.set_recommendation = _set_recommendation,
+				.update_recommendation = _update_recommendation,
+				.get_reason_string = _get_reason_string,
+				.get_remediation_instructions = _get_remediation_instructions,
+				.destroy = _destroy,
+			},
+			.get_handshake_state = _get_handshake_state,
+			.set_handshake_state = _set_handshake_state,
+			.get_pts = _get_pts,
+			.create_component = _create_component,
+			.create_component_enumerator = _create_component_enumerator,
+			.get_component = _get_component,
+			.finalize_components = _finalize_components,
+			.get_measurement_error = _get_measurement_error,
+			.set_measurement_error = _set_measurement_error,
+			.add_file_meas_reasons = _add_file_meas_reasons,
+			.add_comp_evid_reasons = _add_comp_evid_reasons,
+		},
+		.connection_id = connection_id,
+		.state = TNC_CONNECTION_STATE_CREATE,
+		.handshake_state = IMV_ATTESTATION_STATE_INIT,
+		.rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
+		.eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
+		.contracts = seg_contract_manager_create(),
+		.components = linked_list_create(),
+		.pts = pts_create(FALSE),
+	);
+
+	return &this->public.interface;
+}
diff --git a/src/libimcv/plugins/imv_attestation/imv_attestation_state.h b/src/libimcv/plugins/imv_attestation/imv_attestation_state.h
new file mode 100644
index 000000000..39a8eee9c
--- /dev/null
+++ b/src/libimcv/plugins/imv_attestation/imv_attestation_state.h
@@ -0,0 +1,192 @@
+/*
+ * Copyright (C) 2011-2012 Sansar Choinyambuu, Andreas Steffen
+ * HSR 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 imv_attestation imv_attestation
+ * @ingroup libimcv_plugins
+ *
+ * @defgroup imv_attestation_state_t imv_attestation_state
+ * @{ @ingroup imv_attestation
+ */
+
+#ifndef IMV_ATTESTATION_STATE_H_
+#define IMV_ATTESTATION_STATE_H_
+
+#include <imv/imv_state.h>
+#include <imv/imv_reason_string.h>
+#include <pts/pts.h>
+#include <pts/pts_database.h>
+#include <pts/components/pts_component.h>
+
+#include <library.h>
+#include <bio/bio_writer.h>
+
+typedef struct imv_attestation_state_t imv_attestation_state_t;
+typedef enum imv_attestation_flag_t imv_attestation_flag_t;
+typedef enum imv_attestation_handshake_state_t imv_attestation_handshake_state_t;
+typedef enum imv_meas_error_t imv_meas_error_t;
+
+/**
+ * IMV Attestation Flags set for completed actions
+ */
+enum imv_attestation_flag_t {
+	IMV_ATTESTATION_ATTR_PRODUCT_INFO =   (1<<0),
+	IMV_ATTESTATION_ATTR_STRING_VERSION = (1<<1),
+	IMV_ATTESTATION_ATTR_DEVICE_ID =      (1<<2),
+	IMV_ATTESTATION_ATTR_MUST =           (1<<3)-1,
+	IMV_ATTESTATION_ATTR_REQ =            (1<<3),
+	IMV_ATTESTATION_ALGO =                (1<<4),
+	IMV_ATTESTATION_DH_NONCE =            (1<<5),
+	IMV_ATTESTATION_AIK =                 (1<<6),
+	IMV_ATTESTATION_FILE_MEAS =           (1<<7),
+	IMV_ATTESTATION_REC =                 (1<<8)
+};
+
+/**
+ * IMV Attestation Handshake States (state machine)
+ */
+enum imv_attestation_handshake_state_t {
+	IMV_ATTESTATION_STATE_INIT,
+	IMV_ATTESTATION_STATE_DISCOVERY,
+	IMV_ATTESTATION_STATE_NONCE_REQ,
+	IMV_ATTESTATION_STATE_TPM_INIT,
+	IMV_ATTESTATION_STATE_COMP_EVID,
+	IMV_ATTESTATION_STATE_EVID_FINAL,
+	IMV_ATTESTATION_STATE_END,
+};
+
+/**
+ * IMV Measurement Error Types
+ */
+enum imv_meas_error_t {
+	IMV_ATTESTATION_ERROR_FILE_MEAS_FAIL =  1,
+	IMV_ATTESTATION_ERROR_FILE_MEAS_PEND =  2,
+	IMV_ATTESTATION_ERROR_NO_TRUSTED_AIK =  4,
+	IMV_ATTESTATION_ERROR_COMP_EVID_FAIL =  8,
+	IMV_ATTESTATION_ERROR_COMP_EVID_PEND = 16,
+	IMV_ATTESTATION_ERROR_TPM_QUOTE_FAIL = 32
+};
+
+/**
+ * Internal state of an imv_attestation_t connection instance
+ */
+struct imv_attestation_state_t {
+
+	/**
+	 * imv_state_t interface
+	 */
+	imv_state_t interface;
+
+	/**
+	 * Get state of the handshake
+	 *
+	 * @return					the handshake state of IMV
+	 */
+	imv_attestation_handshake_state_t (*get_handshake_state)(
+		imv_attestation_state_t *this);
+
+	/**
+	 * Set state of the handshake
+	 *
+	 * @param new_state			the handshake state of IMV
+	 */
+	void (*set_handshake_state)(imv_attestation_state_t *this,
+								imv_attestation_handshake_state_t new_state);
+
+	/**
+	 * Get the PTS object
+	 *
+	 * @return					PTS object
+	 */
+	pts_t* (*get_pts)(imv_attestation_state_t *this);
+
+	/**
+	 * Create and add an entry to the list of Functional Components
+	 *
+	 * @param name				Component Functional Name
+	 * @param depth				Sub-component Depth
+	 * @param pts_db			PTS measurement database
+	 * @return					created functional component instance or NULL
+	 */
+	pts_component_t* (*create_component)(imv_attestation_state_t *this,
+										 pts_comp_func_name_t *name,
+										 uint32_t depth,
+										 pts_database_t *pts_db);
+
+	/**
+	 * Enumerate over all Functional Components
+	 *
+	 * @return					Functional Component enumerator
+	 */
+	enumerator_t* (*create_component_enumerator)(imv_attestation_state_t *this);
+
+	/**
+	 * Get a Functional Component with a given name
+	 *
+	 * @param name				Name of the requested Functional Component
+	 * @return					Functional Component if found, NULL otherwise
+	 */
+	pts_component_t* (*get_component)(imv_attestation_state_t *this,
+									  pts_comp_func_name_t *name);
+
+	/**
+	 * Tell the Functional Components to finalize any measurement registrations
+	 * and to check if all expected measurements were received
+	 *
+	 * @param result			Writer appending component measurement results
+	 */
+	void (*finalize_components)(imv_attestation_state_t *this,
+								bio_writer_t *result);
+
+	/**
+	 * Indicates the types of measurement errors that occurred
+	 *
+	 * @return					Measurement error flags
+	 */
+	uint32_t (*get_measurement_error)(imv_attestation_state_t *this);
+
+	/**
+	 * Call if a measurement error is encountered
+	 *
+	 * @param error				Measurement error type
+	 */
+	void (*set_measurement_error)(imv_attestation_state_t *this,
+								  uint32_t error);
+
+	/**
+	 * Returns a concatenation of File Measurement reason strings
+	 *
+	 * @param reason_string		Concatenated reason strings
+	 */
+	void (*add_file_meas_reasons)(imv_attestation_state_t *this,
+								  imv_reason_string_t *reason_string);
+
+	/**
+	 * Returns a concatenation of Component Evidence reason strings
+	 *
+	 * @param reason_string		Concatenated reason strings
+	 */
+	void (*add_comp_evid_reasons)(imv_attestation_state_t *this,
+								  imv_reason_string_t *reason_string);
+};
+
+/**
+ * Create an imv_attestation_state_t instance
+ *
+ * @param id					connection ID
+ */
+imv_state_t* imv_attestation_state_create(TNC_ConnectionID id);
+
+#endif /** IMV_ATTESTATION_STATE_H_ @}*/