[svn-upgrade] Integrating new upstream version, strongswan (4.3.6)

13 files changed, 2553 insertions, 0 deletions

diff --git a/src/pki/Makefile.am b/src/pki/Makefile.am
new file mode 100644
index 000000000..a471b6477
--- /dev/null
+++ b/src/pki/Makefile.am
@@ -0,0 +1,15 @@
+ipsec_PROGRAMS = pki
+
+pki_SOURCES = pki.c pki.h command.c command.h \
+	commands/gen.c \
+	commands/issue.c \
+	commands/keyid.c \
+	commands/pub.c \
+	commands/req.c \
+	commands/self.c \
+	commands/verify.c 
+
+pki_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
+INCLUDES = -I$(top_srcdir)/src/libstrongswan
+AM_CFLAGS = \
+	-DPLUGINS=\""${libstrongswan_plugins}\""
diff --git a/src/pki/Makefile.in b/src/pki/Makefile.in
new file mode 100644
index 000000000..1261d7fa8
--- /dev/null
+++ b/src/pki/Makefile.in
@@ -0,0 +1,673 @@
+# Makefile.in generated by automake 1.11 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005, 2006, 2007, 2008, 2009  Free Software Foundation,
+# Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
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+	commands/gen.c \
+	commands/issue.c \
+	commands/keyid.c \
+	commands/pub.c \
+	commands/req.c \
+	commands/self.c \
+	commands/verify.c 
+
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+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	mkid -fID $$unique
+tags: TAGS
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	set x; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: CTAGS
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+		$(TAGS_FILES) $(LISP)
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+	      END { if (nonempty) { for (i in files) print i; }; }'`; \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/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 "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
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+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
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+	    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 $(PROGRAMS)
+installdirs:
+	for dir in "$(DESTDIR)$(ipsecdir)"; do \
+	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
+	done
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+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-ipsecPROGRAMS clean-libtool \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
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+	distclean-compile distclean-generic distclean-libtool \
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+	install-dvi-am install-exec install-exec-am install-html \
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+
+
+# 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/pki/command.c b/src/pki/command.c
new file mode 100644
index 000000000..8f53817f0
--- /dev/null
+++ b/src/pki/command.c
@@ -0,0 +1,256 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "command.h"
+#include "pki.h"
+
+#define _GNU_SOURCE
+#include <getopt.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#include <library.h>
+#include <debug.h>
+#include <utils/optionsfrom.h>
+
+/**
+ * Registered commands.
+ */
+command_t cmds[MAX_COMMANDS];
+
+/**
+ * active command.
+ */
+static int active = 0;
+
+/**
+ * number of registered commands
+ */
+static int registered = 0;
+
+/**
+ * help command index
+ */
+static int help_idx;
+
+static int argc;
+
+static char **argv;
+
+static options_t *options;
+
+/**
+ * Global options used by all subcommands
+ */
+static struct option command_opts[MAX_COMMANDS > MAX_OPTIONS ?: MAX_OPTIONS];
+
+/**
+ * Global optstring used by all subcommands
+ */
+static char command_optstring[(MAX_COMMANDS > MAX_OPTIONS ?: MAX_OPTIONS) * 3];
+
+/**
+ * Build command_opts/command_optstr for the active command
+ */
+static void build_opts()
+{
+	int i, pos = 0;
+
+	memset(command_opts, 0, sizeof(command_opts));
+	memset(command_optstring, 0, sizeof(command_optstring));
+	if (active == help_idx)
+	{
+		for (i = 0; cmds[i].cmd; i++)
+		{
+			command_opts[i].name = cmds[i].cmd;
+			command_opts[i].val = cmds[i].op;
+			command_optstring[i] = cmds[i].op;
+		}
+	}
+	else
+	{
+		for (i = 0; cmds[active].options[i].name; i++)
+		{
+			command_opts[i].name = cmds[active].options[i].name;
+			command_opts[i].has_arg = cmds[active].options[i].arg;
+			command_opts[i].val = cmds[active].options[i].op;
+			command_optstring[pos++] = cmds[active].options[i].op;
+			switch (cmds[active].options[i].arg)
+			{
+				case optional_argument:
+					command_optstring[pos++] = ':';
+					/* FALL */
+				case required_argument:
+					command_optstring[pos++] = ':';
+					/* FALL */
+				case no_argument:
+				default:
+					break;
+			}
+		}
+	}
+}
+
+/**
+ * getopt_long wrapper
+ */
+int command_getopt(char **arg)
+{
+	int op;
+
+	while (TRUE)
+	{
+		op = getopt_long(argc, argv, command_optstring, command_opts, NULL);
+		switch (op)
+		{
+			case '+':
+				if (!options->from(options, optarg, &argc, &argv, optind))
+				{
+					/* a error value */
+					return 255;
+				}
+				continue;
+			case 'v':
+				dbg_default_set_level(atoi(optarg));
+				continue;
+			default:
+				*arg = optarg;
+				return op;
+		}
+	}
+}
+
+/**
+ * Register a command
+ */
+void command_register(command_t command)
+{
+	int i;
+
+	cmds[registered] = command;
+	/* append default options, but not to --help */
+	if (!active)
+	{
+		for (i = 0; i < countof(cmds[registered].options); i++)
+		{
+			if (cmds[registered].options[i].name)
+			{
+				continue;
+			}
+			cmds[registered].options[i++] = (command_option_t) {
+				"debug",	'v', 1, "set debug level, default: 1"
+			};
+			cmds[registered].options[i++] = (command_option_t) {
+				"options",	'+', 1, "read command line options from file"
+			};
+			break;
+		}
+	}
+	registered++;
+}
+
+/**
+ * Print usage text, with an optional error
+ */
+int command_usage(char *error)
+{
+	FILE *out = stdout;
+	int i;
+
+	if (error)
+	{
+		out = stderr;
+		fprintf(out, "Error: %s\n", error);
+	}
+	fprintf(out, "strongSwan %s PKI tool\n", VERSION);
+	fprintf(out, "usage:\n");
+	if (active == help_idx)
+	{
+		for (i = 0; cmds[i].cmd; i++)
+		{
+			fprintf(out, "  pki --%-6s (-%c)  %s\n",
+					cmds[i].cmd, cmds[i].op, cmds[i].description);
+		}
+	}
+	else
+	{
+		for (i = 0; cmds[active].line[i]; i++)
+		{
+			if (i == 0)
+			{
+				fprintf(out, "  pki --%s %s\n",
+						cmds[active].cmd, cmds[active].line[i]);
+			}
+			else
+			{
+				fprintf(out, "              %s\n", cmds[active].line[i]);
+			}
+		}
+		for (i = 0; cmds[active].options[i].name; i++)
+		{
+			fprintf(out, "        --%-8s (-%c)  %s\n",
+					cmds[active].options[i].name, cmds[active].options[i].op,
+					cmds[active].options[i].desc);
+		}
+	}
+	return error != NULL;
+}
+
+
+/**
+ * Show usage information
+ */
+static int help(int argc, char *argv[])
+{
+	return command_usage(NULL);
+}
+
+/**
+ * Dispatch cleanup hook
+ */
+static void cleanup()
+{
+	options->destroy(options);
+}
+
+/**
+ * Dispatch commands.
+ */
+int command_dispatch(int c, char *v[])
+{
+	int op, i;
+
+	options = options_create();
+	atexit(cleanup);
+	active = help_idx = registered;
+	argc = c;
+	argv = v;
+	command_register((command_t){help, 'h', "help", "show usage information"});
+
+	build_opts();
+	op = getopt_long(c, v, command_optstring, command_opts, NULL);
+	for (i = 0; cmds[i].cmd; i++)
+	{
+		if (cmds[i].op == op)
+		{
+			active = i;
+			build_opts();
+			return cmds[i].call();
+		}
+	}
+	return command_usage("invalid operation");
+}
+
diff --git a/src/pki/command.h b/src/pki/command.h
new file mode 100644
index 000000000..fad598c0b
--- /dev/null
+++ b/src/pki/command.h
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup command command
+ * @{ @ingroup pki
+ */
+
+#ifndef COMMAND_H_
+#define COMMAND_H_
+
+/**
+ * Maximum number of commands.
+ */
+#define MAX_COMMANDS 10
+
+/**
+ * Maximum number of options in a command (+1)
+ */
+#define MAX_OPTIONS 20
+
+/**
+ * Maximum number of usage summary lines (+1)
+ */
+#define MAX_LINES 10
+
+typedef struct command_t command_t;
+typedef struct command_option_t command_option_t;
+typedef enum command_type_t command_type_t;
+
+/**
+ * Option specification
+ */
+struct command_option_t {
+	/** long option string of the option */
+	char *name;
+	/** short option character of the option */
+	char op;
+	/** expected argument to option, no/req/opt_argument */
+	int arg;
+	/** description of the option */
+	char *desc;
+};
+
+/**
+ * Command specification.
+ */
+struct command_t {
+	/** Function implementing the command */
+	int (*call)();
+	/** short option character */
+	char op;
+	/** long option string */
+	char *cmd;
+	/** description of the command */
+	char *description;
+	/** usage summary of the command */
+	char *line[MAX_LINES];
+	/** list of options the command accepts */
+	command_option_t options[MAX_OPTIONS];
+};
+
+/**
+ * Get the next option, as with getopt.
+ */
+int command_getopt(char **arg);
+
+/**
+ * Register a command.
+ */
+void command_register(command_t command);
+
+/**
+ * Dispatch commands.
+ */
+int command_dispatch(int argc, char *argv[]);
+
+/**
+ * Show usage information of active command.
+ */
+int command_usage(char *error);
+
+#endif /* COMMAND_H_ @}*/
diff --git a/src/pki/commands/gen.c b/src/pki/commands/gen.c
new file mode 100644
index 000000000..16d8d48d4
--- /dev/null
+++ b/src/pki/commands/gen.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pki.h"
+
+/**
+ * Generate a private key
+ */
+static int gen()
+{
+	key_encoding_type_t form = KEY_PRIV_ASN1_DER;
+	key_type_t type = KEY_RSA;
+	u_int size = 0;
+	private_key_t *key;
+	chunk_t encoding;
+	char *arg;
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				return command_usage(NULL);
+			case 't':
+				if (streq(arg, "rsa"))
+				{
+					type = KEY_RSA;
+				}
+				else if (streq(arg, "ecdsa"))
+				{
+					type = KEY_ECDSA;
+				}
+				else
+				{
+					return command_usage("invalid key type");
+				}
+				continue;
+			case 'o':
+				if (!get_form(arg, &form, FALSE))
+				{
+					return command_usage("invalid key output format");
+				}
+				continue;
+			case 's':
+				size = atoi(arg);
+				if (!size)
+				{
+					return command_usage("invalid key size");
+				}
+				continue;
+			case EOF:
+				break;
+			default:
+				return command_usage("invalid --gen option");
+		}
+		break;
+	}
+	/* default key sizes */
+	if (!size)
+	{
+		switch (type)
+		{
+			case KEY_RSA:
+				size = 2048;
+				break;
+			case KEY_ECDSA:
+				size = 384;
+				break;
+			default:
+				break;
+		}
+	}
+	key = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type,
+							 BUILD_KEY_SIZE, size, BUILD_END);
+	if (!key)
+	{
+		fprintf(stderr, "private key generation failed\n");
+		return 1;
+	}
+	if (!key->get_encoding(key, form, &encoding))
+	{
+		fprintf(stderr, "private key encoding failed\n");
+		key->destroy(key);
+		return 1;
+	}
+	key->destroy(key);
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		fprintf(stderr, "writing private key failed\n");
+		free(encoding.ptr);
+		return 1;
+	}
+	free(encoding.ptr);
+	return 0;
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		gen, 'g', "gen", "generate a new private key",
+		{"[--type rsa|ecdsa] [--size bits] [--outform der|pem|pgp]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"type",	't', 1, "type of key, default: rsa"},
+			{"size",	's', 1, "keylength in bits, default: rsa 2048, ecdsa 384"},
+			{"outform",	'f', 1, "encoding of generated private key"},
+		}
+	});
+}
+
diff --git a/src/pki/commands/issue.c b/src/pki/commands/issue.c
new file mode 100644
index 000000000..07ab9066a
--- /dev/null
+++ b/src/pki/commands/issue.c
@@ -0,0 +1,370 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <time.h>
+
+#include "pki.h"
+
+#include <debug.h>
+#include <utils/linked_list.h>
+#include <credentials/certificates/certificate.h>
+#include <credentials/certificates/x509.h>
+#include <credentials/certificates/pkcs10.h>
+
+/**
+ * Issue a certificate using a CA certificate and key
+ */
+static int issue()
+{
+	hash_algorithm_t digest = HASH_SHA1;
+	certificate_t *cert_req = NULL, *cert = NULL, *ca =NULL;
+	private_key_t *private = NULL;
+	public_key_t *public = NULL;
+	bool pkcs10 = FALSE;
+	char *file = NULL, *dn = NULL, *hex = NULL, *cacert = NULL, *cakey = NULL;
+	char *error = NULL;
+	identification_t *id = NULL;
+	linked_list_t *san, *cdps, *ocsp;
+	int lifetime = 1080;
+	int pathlen = X509_NO_PATH_LEN_CONSTRAINT;
+	chunk_t serial = chunk_empty;
+	chunk_t encoding = chunk_empty;
+	time_t not_before, not_after;
+	x509_flag_t flags = 0;
+	x509_t *x509;
+	char *arg;
+
+	san = linked_list_create();
+	cdps = linked_list_create();
+	ocsp = linked_list_create();
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				goto usage;
+			case 't':
+				if (streq(arg, "pkcs10"))
+				{
+					pkcs10 = TRUE;
+				}
+				else if (!streq(arg, "pub"))
+				{
+					error = "invalid input type";
+					goto usage;
+				}
+				continue;
+			case 'g':
+				digest = get_digest(arg);
+				if (digest == HASH_UNKNOWN)
+				{
+					error = "invalid --digest type";
+					goto usage;
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case 'c':
+				cacert = arg;
+				continue;
+			case 'k':
+				cakey = arg;
+				continue;
+			case 'd':
+				dn = arg;
+				continue;
+			case 'a':
+				san->insert_last(san, identification_create_from_string(arg));
+				continue;
+			case 'l':
+				lifetime = atoi(arg);
+				if (!lifetime)
+				{
+					error = "invalid --lifetime value";
+					goto usage;
+				}
+				continue;
+			case 's':
+				hex = arg;
+				continue;
+			case 'b':
+				flags |= X509_CA;
+				continue;
+			case 'p':
+				pathlen = atoi(arg);
+				continue;
+			case 'f':
+				if (streq(arg, "serverAuth"))
+				{
+					flags |= X509_SERVER_AUTH;
+				}
+				else if (streq(arg, "clientAuth"))
+				{
+					flags |= X509_CLIENT_AUTH;
+				}
+				else if (streq(arg, "ocspSigning"))
+				{
+					flags |= X509_OCSP_SIGNER;
+				}
+				continue;
+			case 'u':
+				cdps->insert_last(cdps, arg);
+				continue;
+			case 'o':
+				ocsp->insert_last(ocsp, arg);
+				continue;
+			case EOF:
+				break;
+			default:
+				error = "invalid --issue option";
+				goto usage;
+		}
+		break;
+	}
+
+	if (!pkcs10 && !dn)
+	{
+		error = "--dn is required";
+		goto usage;
+	}
+	if (!cacert)
+	{
+		error = "--cacert is required";
+		goto usage;
+	}
+	if (!cakey)
+	{
+		error = "--cakey is required";
+		goto usage;
+	}
+	if (dn)
+	{
+		id = identification_create_from_string(dn);
+		if (id->get_type(id) != ID_DER_ASN1_DN)
+		{
+			error = "supplied --dn is not a distinguished name";
+			goto end;
+		}
+	}
+
+	DBG2("Reading ca certificate:");
+	ca = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+							BUILD_FROM_FILE, cacert, BUILD_END);
+	if (!ca)
+	{
+		error = "parsing CA certificate failed";
+		goto end;
+	}
+	x509 = (x509_t*)ca;
+	if (!(x509->get_flags(x509) & X509_CA))
+	{
+		error = "CA certificate misses CA basicConstraint";
+		goto end;
+	}
+	public = ca->get_public_key(ca);
+	if (!public)
+	{
+		error = "extracting CA certificate public key failed";
+		goto end;
+	}
+
+	DBG2("Reading ca private key:");
+	private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY,
+								 public->get_type(public),
+								 BUILD_FROM_FILE, cakey, BUILD_END);
+	if (!private)
+	{
+		error = "parsing CA private key failed";
+		goto end;
+	}
+	if (!private->belongs_to(private, public))
+	{
+		error = "CA private key does not match CA certificate";
+		goto end;
+	}
+	public->destroy(public);
+
+	if (hex)
+	{
+		serial = chunk_from_hex(chunk_create(hex, strlen(hex)), NULL);
+	}
+	else
+	{
+		rng_t *rng = lib->crypto->create_rng(lib->crypto, RNG_WEAK);
+
+		if (!rng)
+		{
+			error = "no random number generator found";
+			goto end;
+		}
+		rng->allocate_bytes(rng, 8, &serial);
+		rng->destroy(rng);
+	}
+
+	if (pkcs10)
+	{
+		enumerator_t *enumerator;
+		identification_t *subjectAltName;
+		pkcs10_t *req;
+
+		DBG2("Reading certificate request");
+		if (file)
+		{
+			cert_req = lib->creds->create(lib->creds, CRED_CERTIFICATE,
+										  CERT_PKCS10_REQUEST,
+										  BUILD_FROM_FILE, file, BUILD_END);
+		}
+		else
+		{
+			cert_req = lib->creds->create(lib->creds, CRED_CERTIFICATE,
+										  CERT_PKCS10_REQUEST,
+										  BUILD_FROM_FD, 0, BUILD_END);
+		}
+		if (!cert_req)
+		{
+			error = "parsing certificate request failed";
+			goto end;
+		}
+
+		/* If not set yet use subject from PKCS#10 certificate request as DN */
+		if (!id)
+		{
+			id = cert_req->get_subject(cert_req);
+			id = id->clone(id);
+		}
+
+		/* Add subjectAltNames from PKCS#10 certificate request */
+		req = (pkcs10_t*)cert_req;
+		enumerator = req->create_subjectAltName_enumerator(req);
+		while (enumerator->enumerate(enumerator, &subjectAltName))
+		{
+			san->insert_last(san, subjectAltName->clone(subjectAltName));
+		}
+		enumerator->destroy(enumerator);
+
+		/* Use public key from PKCS#10 certificate request */
+		public = cert_req->get_public_key(cert_req);
+	}
+	else
+	{
+		DBG2("Reading public key:");
+		if (file)
+		{
+			public = lib->creds->create(lib->creds, CRED_PUBLIC_KEY, KEY_ANY,
+										BUILD_FROM_FILE, file, BUILD_END);
+		}
+		else
+		{
+			public = lib->creds->create(lib->creds, CRED_PUBLIC_KEY, KEY_ANY,
+										 BUILD_FROM_FD, 0, BUILD_END);
+		}
+	}
+	if (!public)
+	{
+		error = "parsing public key failed";
+		goto end;
+	}
+
+	not_before = time(NULL);
+	not_after = not_before + lifetime * 24 * 60 * 60;
+
+	cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+					BUILD_SIGNING_KEY, private, BUILD_SIGNING_CERT, ca,
+					BUILD_PUBLIC_KEY, public, BUILD_SUBJECT, id,
+					BUILD_NOT_BEFORE_TIME, not_before, BUILD_DIGEST_ALG, digest,
+					BUILD_NOT_AFTER_TIME, not_after, BUILD_SERIAL, serial,
+					BUILD_SUBJECT_ALTNAMES, san, BUILD_X509_FLAG, flags,
+					BUILD_PATHLEN, pathlen,
+					BUILD_CRL_DISTRIBUTION_POINTS, cdps,
+					BUILD_OCSP_ACCESS_LOCATIONS, ocsp, BUILD_END);
+	if (!cert)
+	{
+		error = "generating certificate failed";
+		goto end;
+	}
+	encoding = cert->get_encoding(cert);
+	if (!encoding.ptr)
+	{
+		error = "encoding certificate failed";
+		goto end;
+	}
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		error = "writing certificate key failed";
+		goto end;
+	}
+
+end:
+	DESTROY_IF(id);
+	DESTROY_IF(cert_req);
+	DESTROY_IF(cert);
+	DESTROY_IF(ca);
+	DESTROY_IF(public);
+	DESTROY_IF(private);
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	cdps->destroy(cdps);
+	ocsp->destroy(ocsp);
+	free(encoding.ptr);
+	free(serial.ptr);
+
+	if (error)
+	{
+		fprintf(stderr, "%s\n", error);
+		return 1;
+	}
+	return 0;
+
+usage:
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	cdps->destroy(cdps);
+	ocsp->destroy(ocsp);
+	return command_usage(error);
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		issue, 'i', "issue",
+		"issue a certificate using a CA certificate and key",
+		{"[--in file] [--type pub|pkcs10]",
+		 " --cacert file --cakey file --dn subject-dn [--san subjectAltName]+",
+		 "[--lifetime days] [--serial hex] [--crl uri]+ [--ocsp uri]+",
+		 "[--ca] [--pathlen len] [--flag serverAuth|clientAuth|ocspSigning]+",
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "public key/request file to issue, default: stdin"},
+			{"type",	't', 1, "type of input, default: pub"},
+			{"cacert",	'c', 1, "CA certificate file"},
+			{"cakey",	'k', 1, "CA private key file"},
+			{"dn",		'd', 1, "distinguished name to include as subject"},
+			{"san",		'a', 1, "subjectAltName to include in certificate"},
+			{"lifetime",'l', 1, "days the certificate is valid, default: 1080"},
+			{"serial",	's', 1, "serial number in hex, default: random"},
+			{"ca",		'b', 0, "include CA basicConstraint, default: no"},
+			{"pathlen",	'p', 1, "set path length constraint"},
+			{"flag",	'f', 1, "include extendedKeyUsage flag"},
+			{"crl",		'u', 1, "CRL distribution point URI to include"},
+			{"ocsp",	'o', 1, "OCSP AuthorityInfoAccess URI to include"},
+			{"digest",	'g', 1, "digest for signature creation, default: sha1"},
+		}
+	});
+}
+
diff --git a/src/pki/commands/keyid.c b/src/pki/commands/keyid.c
new file mode 100644
index 000000000..c15c1193e
--- /dev/null
+++ b/src/pki/commands/keyid.c
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pki.h"
+
+#include <credentials/certificates/certificate.h>
+#include <credentials/certificates/x509.h>
+
+/**
+ * Calculate the keyid of a key/certificate
+ */
+static int keyid()
+{
+	credential_type_t type = CRED_PRIVATE_KEY;
+	int subtype = KEY_RSA;
+	certificate_t *cert;
+	private_key_t *private;
+	public_key_t *public;
+	char *file = NULL;
+	void *cred;
+	chunk_t id;
+	char *arg;
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				return command_usage(NULL);
+			case 't':
+				if (streq(arg, "rsa-priv"))
+				{
+					type = CRED_PRIVATE_KEY;
+					subtype = KEY_RSA;
+				}
+				else if (streq(arg, "ecdsa-priv"))
+				{
+					type = CRED_PRIVATE_KEY;
+					subtype = KEY_ECDSA;
+				}
+				else if (streq(arg, "pub"))
+				{
+					type = CRED_PUBLIC_KEY;
+					subtype = KEY_ANY;
+				}
+				else if (streq(arg, "pkcs10"))
+				{
+					type = CRED_CERTIFICATE;
+					subtype = CERT_PKCS10_REQUEST;
+				}
+				else if (streq(arg, "x509"))
+				{
+					type = CRED_CERTIFICATE;
+					subtype = CERT_X509;
+				}
+				else
+				{
+					return command_usage( "invalid input type");
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case EOF:
+				break;
+			default:
+				return command_usage("invalid --keyid option");
+		}
+		break;
+	}
+	if (file)
+	{
+		cred = lib->creds->create(lib->creds, type, subtype,
+								  BUILD_FROM_FILE, file, BUILD_END);
+	}
+	else
+	{
+		cred = lib->creds->create(lib->creds, type, subtype,
+								  BUILD_FROM_FD, 0, BUILD_END);
+	}
+	if (!cred)
+	{
+		fprintf(stderr, "parsing input failed\n");
+		return 1;
+	}
+
+	if (type == CRED_PRIVATE_KEY)
+	{
+		private = cred;
+		if (private->get_fingerprint(private, KEY_ID_PUBKEY_SHA1, &id))
+		{
+			printf("subjectKeyIdentifier:      %#B\n", &id);
+		}
+		if (private->get_fingerprint(private, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		{
+			printf("subjectPublicKeyInfo hash: %#B\n", &id);
+		}
+		private->destroy(private);
+	}
+	else if (type == CRED_PUBLIC_KEY)
+	{
+		public = cred;
+		if (public->get_fingerprint(public, KEY_ID_PUBKEY_SHA1, &id))
+		{
+			printf("subjectKeyIdentifier:      %#B\n", &id);
+		}
+		if (public->get_fingerprint(public, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		{
+			printf("subjectPublicKeyInfo hash: %#B\n", &id);
+		}
+		public->destroy(public);
+	}
+	else
+	{
+		cert = cred;
+		public = cert->get_public_key(cert);
+		if (!public)
+		{
+			fprintf(stderr, "extracting public key from certificate failed");
+			return 1;
+		}
+		if (public->get_fingerprint(public, KEY_ID_PUBKEY_SHA1, &id))
+		{
+			printf("subjectKeyIdentifier:      %#B\n", &id);
+		}
+		if (public->get_fingerprint(public, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		{
+			printf("subjectPublicKeyInfo hash: %#B\n", &id);
+		}
+		public->destroy(public);
+		cert->destroy(cert);
+	}
+	return 0;
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t)
+		{ keyid, 'k', "keyid",
+		"calculate key identifiers of a key/certificate",
+		{"[--in file] [--type rsa-priv|ecdsa-priv|pub|pkcs10|x509]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "input file, default: stdin"},
+			{"type",	't', 1, "type of key, default: rsa-priv"},
+		}
+	});
+}
+
diff --git a/src/pki/commands/pub.c b/src/pki/commands/pub.c
new file mode 100644
index 000000000..de0444c1a
--- /dev/null
+++ b/src/pki/commands/pub.c
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pki.h"
+
+#include <credentials/certificates/certificate.h>
+#include <credentials/certificates/x509.h>
+
+/**
+ * Extract a public key from a private key/certificate
+ */
+static int pub()
+{
+	key_encoding_type_t form = KEY_PUB_SPKI_ASN1_DER;
+	credential_type_t type = CRED_PRIVATE_KEY;
+	int subtype = KEY_RSA;
+	certificate_t *cert;
+	private_key_t *private;
+	public_key_t *public;
+	chunk_t encoding;
+	char *file = NULL;
+	void *cred;
+	char *arg;
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				return command_usage(NULL);
+			case 't':
+				if (streq(arg, "rsa"))
+				{
+					type = CRED_PRIVATE_KEY;
+					subtype = KEY_RSA;
+				}
+				else if (streq(arg, "ecdsa"))
+				{
+					type = CRED_PRIVATE_KEY;
+					subtype = KEY_ECDSA;
+				}
+				else if (streq(arg, "pkcs10"))
+				{
+					type = CRED_CERTIFICATE;
+					subtype = CERT_PKCS10_REQUEST;
+				}
+				else if (streq(arg, "x509"))
+				{
+					type = CRED_CERTIFICATE;
+					subtype = CERT_X509;
+				}
+				else
+				{
+					return command_usage("invalid input type");
+				}
+				continue;
+			case 'f':
+				if (!get_form(arg, &form, TRUE))
+				{
+					return command_usage("invalid output format");
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case EOF:
+				break;
+			default:
+				return command_usage("invalid --pub option");
+		}
+		break;
+	}
+	if (file)
+	{
+		cred = lib->creds->create(lib->creds, type, subtype,
+									 BUILD_FROM_FILE, file, BUILD_END);
+	}
+	else
+	{
+		cred = lib->creds->create(lib->creds, type, subtype,
+									 BUILD_FROM_FD, 0, BUILD_END);
+	}
+
+	if (type == CRED_PRIVATE_KEY)
+	{
+		private = cred;
+		if (!private)
+		{
+			fprintf(stderr, "parsing private key failed\n");
+			return 1;
+		}
+		public = private->get_public_key(private);
+		private->destroy(private);
+	}
+	else
+	{
+		cert = cred;
+		if (!cert)
+		{
+			fprintf(stderr, "parsing certificate failed\n");
+			return 1;
+		}
+		public = cert->get_public_key(cert);
+		cert->destroy(cert);
+	}
+	if (!public)
+	{
+		fprintf(stderr, "extracting public key failed\n");
+		return 1;
+	}
+	if (!public->get_encoding(public, form, &encoding))
+	{
+		fprintf(stderr, "public key encoding failed\n");
+		public->destroy(public);
+		return 1;
+	}
+	public->destroy(public);
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		fprintf(stderr, "writing public key failed\n");
+		free(encoding.ptr);
+		return 1;
+	}
+	free(encoding.ptr);
+	return 0;
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		pub, 'p', "pub",
+		"extract the public key from a private key/certificate",
+		{"[--in file] [--type rsa|ecdsa|pkcs10|x509] [--outform der|pem|pgp]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "input file, default: stdin"},
+			{"type",	't', 1, "type of credential, default: rsa"},
+			{"outform",	'f', 1, "encoding of extracted public key"},
+		}
+	});
+}
+
diff --git a/src/pki/commands/req.c b/src/pki/commands/req.c
new file mode 100644
index 000000000..8335f2595
--- /dev/null
+++ b/src/pki/commands/req.c
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Copyright (C) 2009 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 <time.h>
+
+#include "pki.h"
+
+#include <utils/linked_list.h>
+#include <credentials/certificates/certificate.h>
+
+/**
+ * Create a self-signed PKCS#10 certificate requesst.
+ */
+static int req()
+{
+	key_type_t type = KEY_RSA;
+	hash_algorithm_t digest = HASH_SHA1;
+	certificate_t *cert = NULL;
+	private_key_t *private = NULL;
+	char *file = NULL, *dn = NULL, *error = NULL;
+	identification_t *id = NULL;
+	linked_list_t *san;
+	chunk_t encoding = chunk_empty;
+	chunk_t challenge_password = chunk_empty;
+	char *arg;
+
+	san = linked_list_create();
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				goto usage;
+			case 't':
+				if (streq(arg, "rsa"))
+				{
+					type = KEY_RSA;
+				}
+				else if (streq(arg, "ecdsa"))
+				{
+					type = KEY_ECDSA;
+				}
+				else
+				{
+					error = "invalid input type";
+					goto usage;
+				}
+				continue;
+			case 'g':
+				digest = get_digest(arg);
+				if (digest == HASH_UNKNOWN)
+				{
+					error = "invalid --digest type";
+					goto usage;
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case 'd':
+				dn = arg;
+				continue;
+			case 'a':
+				san->insert_last(san, identification_create_from_string(arg));
+				continue;
+			case 'p':
+				challenge_password = chunk_create(arg, strlen(arg));
+				continue;
+			case EOF:
+				break;
+			default:
+				error = "invalid --req option";
+				goto usage;
+		}
+		break;
+	}
+
+	if (!dn)
+	{
+		error = "--dn is required";
+		goto usage;
+	}
+	id = identification_create_from_string(dn);
+	if (id->get_type(id) != ID_DER_ASN1_DN)
+	{
+		error = "supplied --dn is not a distinguished name";
+		goto end;
+	}
+	if (file)
+	{
+		private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type,
+									 BUILD_FROM_FILE, file, BUILD_END);
+	}
+	else
+	{
+		private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type,
+									 BUILD_FROM_FD, 0, BUILD_END);
+	}
+	if (!private)
+	{
+		error = "parsing private key failed";
+		goto end;
+	}
+	cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_PKCS10_REQUEST,
+							  BUILD_SIGNING_KEY, private,
+							  BUILD_SUBJECT, id,
+							  BUILD_SUBJECT_ALTNAMES, san,
+							  BUILD_PASSPHRASE, challenge_password,
+							  BUILD_DIGEST_ALG, digest,
+							  BUILD_END);
+	if (!cert)
+	{
+		error = "generating certificate request failed";
+		goto end;
+	}
+	encoding = cert->get_encoding(cert);
+	if (!encoding.ptr)
+	{
+		error = "encoding certificate request failed";
+		goto end;
+	}
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		error = "writing certificate request failed";
+		goto end;
+	}
+
+end:
+	DESTROY_IF(id);
+	DESTROY_IF(cert);
+	DESTROY_IF(private);
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	free(encoding.ptr);
+
+	if (error)
+	{
+		fprintf(stderr, "%s\n", error);
+		return 1;
+	}
+	return 0;
+
+usage:
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	return command_usage(error);
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		req, 'r', "req",
+		"create a PKCS#10 certificate request",
+		{"[--in file] [--type rsa|ecdsa]",
+		 " --dn distinguished-name [--san subjectAltName]+",
+		 "[--password challengePassword]",
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "private key input file, default: stdin"},
+			{"type",	't', 1, "type of input key, default: rsa"},
+			{"dn",		'd', 1, "subject distinguished name"},
+			{"san",		'a', 1, "subjectAltName to include in cert request"},
+			{"password",'p', 1, "challengePassword to include in cert request"},
+			{"digest",	'g', 1, "digest for signature creation, default: sha1"},
+		}
+	});
+}
diff --git a/src/pki/commands/self.c b/src/pki/commands/self.c
new file mode 100644
index 000000000..30ae23be5
--- /dev/null
+++ b/src/pki/commands/self.c
@@ -0,0 +1,238 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <time.h>
+
+#include "pki.h"
+
+#include <utils/linked_list.h>
+#include <credentials/certificates/certificate.h>
+#include <credentials/certificates/x509.h>
+
+/**
+ * Create a self signed certificate.
+ */
+static int self()
+{
+	key_type_t type = KEY_RSA;
+	hash_algorithm_t digest = HASH_SHA1;
+	certificate_t *cert = NULL;
+	private_key_t *private = NULL;
+	public_key_t *public = NULL;
+	char *file = NULL, *dn = NULL, *hex = NULL, *error = NULL;
+	identification_t *id = NULL;
+	linked_list_t *san, *ocsp;
+	int lifetime = 1080;
+	int pathlen = X509_NO_PATH_LEN_CONSTRAINT;
+	chunk_t serial = chunk_empty;
+	chunk_t encoding = chunk_empty;
+	time_t not_before, not_after;
+	x509_flag_t flags = 0;
+	char *arg;
+
+	san = linked_list_create();
+	ocsp = linked_list_create();
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				goto usage;
+			case 't':
+				if (streq(arg, "rsa"))
+				{
+					type = KEY_RSA;
+				}
+				else if (streq(arg, "ecdsa"))
+				{
+					type = KEY_ECDSA;
+				}
+				else
+				{
+					error = "invalid input type";
+					goto usage;
+				}
+				continue;
+			case 'g':
+				digest = get_digest(arg);
+				if (digest == HASH_UNKNOWN)
+				{
+					error = "invalid --digest type";
+					goto usage;
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case 'd':
+				dn = arg;
+				continue;
+			case 'a':
+				san->insert_last(san, identification_create_from_string(arg));
+				continue;
+			case 'l':
+				lifetime = atoi(arg);
+				if (!lifetime)
+				{
+					error = "invalid --lifetime value";
+					goto usage;
+				}
+				continue;
+			case 's':
+				hex = arg;
+				continue;
+			case 'b':
+				flags |= X509_CA;
+				continue;
+			case 'p':
+				pathlen = atoi(arg);
+				continue;
+			case 'o':
+				ocsp->insert_last(ocsp, arg);
+				continue;
+			case EOF:
+				break;
+			default:
+				error = "invalid --self option";
+				goto usage;
+		}
+		break;
+	}
+
+	if (!dn)
+	{
+		error = "--dn is required";
+		goto usage;
+	}
+	id = identification_create_from_string(dn);
+	if (id->get_type(id) != ID_DER_ASN1_DN)
+	{
+		error = "supplied --dn is not a distinguished name";
+		goto end;
+	}
+	if (file)
+	{
+		private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type,
+									 BUILD_FROM_FILE, file, BUILD_END);
+	}
+	else
+	{
+		private = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, type,
+									 BUILD_FROM_FD, 0, BUILD_END);
+	}
+	if (!private)
+	{
+		error = "parsing private key failed";
+		goto end;
+	}
+	public = private->get_public_key(private);
+	if (!public)
+	{
+		error = "extracting public key failed";
+		goto end;
+	}
+	if (hex)
+	{
+		serial = chunk_from_hex(chunk_create(hex, strlen(hex)), NULL);
+	}
+	else
+	{
+		rng_t *rng = lib->crypto->create_rng(lib->crypto, RNG_WEAK);
+
+		if (!rng)
+		{
+			error = "no random number generator found";
+			goto end;
+		}
+		rng->allocate_bytes(rng, 8, &serial);
+		rng->destroy(rng);
+	}
+	not_before = time(NULL);
+	not_after = not_before + lifetime * 24 * 60 * 60;
+	cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+						BUILD_SIGNING_KEY, private, BUILD_PUBLIC_KEY, public,
+						BUILD_SUBJECT, id, BUILD_NOT_BEFORE_TIME, not_before,
+						BUILD_NOT_AFTER_TIME, not_after, BUILD_SERIAL, serial,
+						BUILD_DIGEST_ALG, digest, BUILD_X509_FLAG, flags,
+						BUILD_PATHLEN, pathlen, BUILD_SUBJECT_ALTNAMES, san,
+						BUILD_OCSP_ACCESS_LOCATIONS, ocsp, BUILD_END);
+	if (!cert)
+	{
+		error = "generating certificate failed";
+		goto end;
+	}
+	encoding = cert->get_encoding(cert);
+	if (!encoding.ptr)
+	{
+		error = "encoding certificate failed";
+		goto end;
+	}
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		error = "writing certificate key failed";
+		goto end;
+	}
+
+end:
+	DESTROY_IF(id);
+	DESTROY_IF(cert);
+	DESTROY_IF(public);
+	DESTROY_IF(private);
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	ocsp->destroy(ocsp);
+	free(encoding.ptr);
+	free(serial.ptr);
+
+	if (error)
+	{
+		fprintf(stderr, "%s\n", error);
+		return 1;
+	}
+	return 0;
+
+usage:
+	san->destroy_offset(san, offsetof(identification_t, destroy));
+	ocsp->destroy(ocsp);
+	return command_usage(error);
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		self, 's', "self",
+		"create a self signed certificate",
+		{"[--in file] [--type rsa|ecdsa]",
+		 " --dn distinguished-name [--san subjectAltName]+",
+		 "[--lifetime days] [--serial hex] [--ca] [--ocsp uri]+",
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "private key input file, default: stdin"},
+			{"type",	't', 1, "type of input key, default: rsa"},
+			{"dn",		'd', 1, "subject and issuer distinguished name"},
+			{"san",		'a', 1, "subjectAltName to include in certificate"},
+			{"lifetime",'l', 1, "days the certificate is valid, default: 1080"},
+			{"serial",	's', 1, "serial number in hex, default: random"},
+			{"ca",		'b', 0, "include CA basicConstraint, default: no"},
+			{"pathlen",	'p', 1, "set path length constraint"},
+			{"ocsp",	'o', 1, "OCSP AuthorityInfoAccess URI to include"},
+			{"digest",	'g', 1, "digest for signature creation, default: sha1"},
+		}
+	});
+}
diff --git a/src/pki/commands/verify.c b/src/pki/commands/verify.c
new file mode 100644
index 000000000..bbcc53891
--- /dev/null
+++ b/src/pki/commands/verify.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pki.h"
+
+#include <credentials/certificates/certificate.h>
+#include <credentials/certificates/x509.h>
+
+/**
+ * Verify a certificate signature
+ */
+static int verify()
+{
+	certificate_t *cert, *ca;
+	char *file = NULL, *cafile = NULL;
+	bool good = FALSE;
+	char *arg;
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				return command_usage(NULL);
+			case 'i':
+				file = arg;
+				continue;
+			case 'c':
+				cafile = arg;
+				continue;
+			case EOF:
+				break;
+			default:
+				return command_usage("invalid --verify option");
+		}
+		break;
+	}
+
+	if (file)
+	{
+		cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+								  BUILD_FROM_FILE, file, BUILD_END);
+	}
+	else
+	{
+		cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+								  BUILD_FROM_FD, 0, BUILD_END);
+	}
+	if (!cert)
+	{
+		fprintf(stderr, "parsing certificate failed\n");
+		return 1;
+	}
+	if (cafile)
+	{
+		ca = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+								BUILD_FROM_FILE, cafile, BUILD_END);
+		if (!ca)
+		{
+			fprintf(stderr, "parsing CA certificate failed\n");
+			return 1;
+		}
+	}
+	else
+	{
+		ca = cert;
+	}
+	if (cert->issued_by(cert, ca))
+	{
+		if (cert->get_validity(cert, NULL, NULL, NULL))
+		{
+			if (cafile)
+			{
+				if (ca->get_validity(ca, NULL, NULL, NULL))
+				{
+					printf("signature good, certificates valid\n");
+					good = TRUE;
+				}
+				else
+				{
+					printf("signature good, CA certificates not valid now\n");
+				}
+			}
+			else
+			{
+				printf("signature good, certificate valid\n");
+				good = TRUE;
+			}
+		}
+		else
+		{
+			printf("certificate not valid now\n");
+		}
+	}
+	else
+	{
+		printf("signature invalid\n");
+	}
+	if (cafile)
+	{
+		ca->destroy(ca);
+	}
+	cert->destroy(cert);
+
+	return good ? 0 : 2;
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		verify, 'v', "verify",
+		"verify a certificate using the CA certificate",
+		{"[--in file] [--ca file]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "X.509 certificate to verify, default: stdin"},
+			{"cacert",	'c', 1, "CA certificate, default: verify self signed"},
+		}
+	});
+}
+
diff --git a/src/pki/pki.c b/src/pki/pki.c
new file mode 100644
index 000000000..0912d5051
--- /dev/null
+++ b/src/pki/pki.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "command.h"
+#include "pki.h"
+
+#include <debug.h>
+
+/**
+ * Convert a form string to a encoding type
+ */
+bool get_form(char *form, key_encoding_type_t *type, bool pub)
+{
+	if (streq(form, "der"))
+	{
+		/* der encoded keys usually contain the complete SubjectPublicKeyInfo */
+		*type = pub ? KEY_PUB_SPKI_ASN1_DER : KEY_PRIV_ASN1_DER;
+	}
+	else if (streq(form, "pem"))
+	{
+		*type = pub ? KEY_PUB_PEM : KEY_PRIV_PEM;
+	}
+	else if (streq(form, "pgp"))
+	{
+		*type = pub ? KEY_PUB_PGP : KEY_PRIV_PGP;
+	}
+	else
+	{
+		return FALSE;
+	}
+	return TRUE;
+}
+
+/**
+ * Convert a digest string to a hash algorithm
+ */
+hash_algorithm_t get_digest(char *name)
+{
+	if (streq(name, "md5"))
+	{
+		return HASH_MD5;
+	}
+	if (streq(name, "sha1"))
+	{
+		return HASH_SHA1;
+	}
+	if (streq(name, "sha224"))
+	{
+		return HASH_SHA224;
+	}
+	if (streq(name, "sha256"))
+	{
+		return HASH_SHA256;
+	}
+	if (streq(name, "sha384"))
+	{
+		return HASH_SHA384;
+	}
+	if (streq(name, "sha512"))
+	{
+		return HASH_SHA512;
+	}
+	return HASH_UNKNOWN;
+}
+
+/**
+ * Library initialization and operation parsing
+ */
+int main(int argc, char *argv[])
+{
+	atexit(library_deinit);
+	if (!library_init(NULL))
+	{
+		exit(SS_RC_LIBSTRONGSWAN_INTEGRITY);
+	}
+	if (lib->integrity &&
+		!lib->integrity->check_file(lib->integrity, "pki", argv[0]))
+	{
+		fprintf(stderr, "integrity check of pki failed\n");
+		exit(SS_RC_DAEMON_INTEGRITY);
+	}
+	if (!lib->plugins->load(lib->plugins, NULL,
+			lib->settings->get_str(lib->settings, "pki.load", PLUGINS)))
+	{
+		exit(SS_RC_INITIALIZATION_FAILED);
+	}
+	return command_dispatch(argc, argv);
+}
+
diff --git a/src/pki/pki.h b/src/pki/pki.h
new file mode 100644
index 000000000..01b103c8f
--- /dev/null
+++ b/src/pki/pki.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup pki pki
+ * @{ @ingroup pki
+ */
+
+#ifndef PKI_H_
+#define PKI_H_
+
+#include "command.h"
+
+#include <library.h>
+#include <credentials/keys/private_key.h>
+
+/**
+ * Convert a form string to a encoding type
+ */
+bool get_form(char *form, key_encoding_type_t *type, bool pub);
+
+/**
+ * Convert a digest string to a hash algorithm
+ */
+hash_algorithm_t get_digest(char *name);
+
+#endif /** PKI_H_ @}*/