[svn-upgrade] new version strongswan (4.4.1)

13 files changed, 894 insertions, 39 deletions

diff --git a/src/pki/Makefile.am b/src/pki/Makefile.am
index 8eac07afc..99e9bc581 100644
--- a/src/pki/Makefile.am
+++ b/src/pki/Makefile.am
@@ -7,6 +7,8 @@ pki_SOURCES = pki.c pki.h command.c command.h \
 	commands/pub.c \
 	commands/req.c \
 	commands/self.c \
+	commands/print.c \
+	commands/signcrl.c \
 	commands/verify.c
 
 pki_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
diff --git a/src/pki/Makefile.in b/src/pki/Makefile.in
index 522b9e887..8f08777bb 100644
--- a/src/pki/Makefile.in
+++ b/src/pki/Makefile.in
@@ -1,4 +1,4 @@
-# Makefile.in generated by automake 1.11 from Makefile.am.
+# Makefile.in generated by automake 1.11.1 from Makefile.am.
 # @configure_input@
 
 # Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
@@ -55,7 +55,8 @@ am__installdirs = "$(DESTDIR)$(ipsecdir)"
 PROGRAMS = $(ipsec_PROGRAMS)
 am_pki_OBJECTS = pki.$(OBJEXT) command.$(OBJEXT) gen.$(OBJEXT) \
 	issue.$(OBJEXT) keyid.$(OBJEXT) pub.$(OBJEXT) req.$(OBJEXT) \
-	self.$(OBJEXT) verify.$(OBJEXT)
+	self.$(OBJEXT) print.$(OBJEXT) signcrl.$(OBJEXT) \
+	verify.$(OBJEXT)
 pki_OBJECTS = $(am_pki_OBJECTS)
 pki_DEPENDENCIES = $(top_builddir)/src/libstrongswan/libstrongswan.la
 DEFAULT_INCLUDES = -I.@am__isrc@
@@ -238,6 +239,8 @@ pki_SOURCES = pki.c pki.h command.c command.h \
 	commands/pub.c \
 	commands/req.c \
 	commands/self.c \
+	commands/print.c \
+	commands/signcrl.c \
 	commands/verify.c
 
 pki_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
@@ -337,9 +340,11 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/issue.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/keyid.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pki.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/print.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pub.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/req.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/self.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/signcrl.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/verify.Po@am__quote@
 
 .c.o:
@@ -447,6 +452,34 @@ self.obj: commands/self.c
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o self.obj `if test -f 'commands/self.c'; then $(CYGPATH_W) 'commands/self.c'; else $(CYGPATH_W) '$(srcdir)/commands/self.c'; fi`
 
+print.o: commands/print.c
+@am__fastdepCC_TRUE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT print.o -MD -MP -MF $(DEPDIR)/print.Tpo -c -o print.o `test -f 'commands/print.c' || echo '$(srcdir)/'`commands/print.c
+@am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/print.Tpo $(DEPDIR)/print.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='commands/print.c' object='print.o' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o print.o `test -f 'commands/print.c' || echo '$(srcdir)/'`commands/print.c
+
+print.obj: commands/print.c
+@am__fastdepCC_TRUE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT print.obj -MD -MP -MF $(DEPDIR)/print.Tpo -c -o print.obj `if test -f 'commands/print.c'; then $(CYGPATH_W) 'commands/print.c'; else $(CYGPATH_W) '$(srcdir)/commands/print.c'; fi`
+@am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/print.Tpo $(DEPDIR)/print.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='commands/print.c' object='print.obj' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o print.obj `if test -f 'commands/print.c'; then $(CYGPATH_W) 'commands/print.c'; else $(CYGPATH_W) '$(srcdir)/commands/print.c'; fi`
+
+signcrl.o: commands/signcrl.c
+@am__fastdepCC_TRUE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT signcrl.o -MD -MP -MF $(DEPDIR)/signcrl.Tpo -c -o signcrl.o `test -f 'commands/signcrl.c' || echo '$(srcdir)/'`commands/signcrl.c
+@am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/signcrl.Tpo $(DEPDIR)/signcrl.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='commands/signcrl.c' object='signcrl.o' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o signcrl.o `test -f 'commands/signcrl.c' || echo '$(srcdir)/'`commands/signcrl.c
+
+signcrl.obj: commands/signcrl.c
+@am__fastdepCC_TRUE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT signcrl.obj -MD -MP -MF $(DEPDIR)/signcrl.Tpo -c -o signcrl.obj `if test -f 'commands/signcrl.c'; then $(CYGPATH_W) 'commands/signcrl.c'; else $(CYGPATH_W) '$(srcdir)/commands/signcrl.c'; fi`
+@am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/signcrl.Tpo $(DEPDIR)/signcrl.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='commands/signcrl.c' object='signcrl.obj' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o signcrl.obj `if test -f 'commands/signcrl.c'; then $(CYGPATH_W) 'commands/signcrl.c'; else $(CYGPATH_W) '$(srcdir)/commands/signcrl.c'; fi`
+
 verify.o: commands/verify.c
 @am__fastdepCC_TRUE@	$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT verify.o -MD -MP -MF $(DEPDIR)/verify.Tpo -c -o verify.o `test -f 'commands/verify.c' || echo '$(srcdir)/'`commands/verify.c
 @am__fastdepCC_TRUE@	$(am__mv) $(DEPDIR)/verify.Tpo $(DEPDIR)/verify.Po
diff --git a/src/pki/command.c b/src/pki/command.c
index 8f53817f0..b9c35d99b 100644
--- a/src/pki/command.c
+++ b/src/pki/command.c
@@ -181,7 +181,7 @@ int command_usage(char *error)
 	{
 		for (i = 0; cmds[i].cmd; i++)
 		{
-			fprintf(out, "  pki --%-6s (-%c)  %s\n",
+			fprintf(out, "  pki --%-7s (-%c)  %s\n",
 					cmds[i].cmd, cmds[i].op, cmds[i].description);
 		}
 	}
diff --git a/src/pki/commands/gen.c b/src/pki/commands/gen.c
index b2769da54..33d9cf35d 100644
--- a/src/pki/commands/gen.c
+++ b/src/pki/commands/gen.c
@@ -20,7 +20,7 @@
  */
 static int gen()
 {
-	key_encoding_type_t form = KEY_PRIV_ASN1_DER;
+	cred_encoding_type_t form = PRIVKEY_ASN1_DER;
 	key_type_t type = KEY_RSA;
 	u_int size = 0;
 	private_key_t *key;
@@ -48,7 +48,7 @@ static int gen()
 				}
 				continue;
 			case 'f':
-				if (!get_form(arg, &form, FALSE))
+				if (!get_form(arg, &form, CRED_PRIVATE_KEY))
 				{
 					return command_usage("invalid key output format");
 				}
diff --git a/src/pki/commands/issue.c b/src/pki/commands/issue.c
index fcd758f87..2002cd555 100644
--- a/src/pki/commands/issue.c
+++ b/src/pki/commands/issue.c
@@ -28,6 +28,7 @@
  */
 static int issue()
 {
+	cred_encoding_type_t form = CERT_ASN1_DER;
 	hash_algorithm_t digest = HASH_SHA1;
 	certificate_t *cert_req = NULL, *cert = NULL, *ca =NULL;
 	private_key_t *private = NULL;
@@ -37,7 +38,7 @@ static int issue()
 	char *error = NULL;
 	identification_t *id = NULL;
 	linked_list_t *san, *cdps, *ocsp;
-	int lifetime = 1080;
+	int lifetime = 1095;
 	int pathlen = X509_NO_PATH_LEN_CONSTRAINT;
 	chunk_t serial = chunk_empty;
 	chunk_t encoding = chunk_empty;
@@ -107,7 +108,7 @@ static int issue()
 			case 'p':
 				pathlen = atoi(arg);
 				continue;
-			case 'f':
+			case 'e':
 				if (streq(arg, "serverAuth"))
 				{
 					flags |= X509_SERVER_AUTH;
@@ -121,6 +122,12 @@ static int issue()
 					flags |= X509_OCSP_SIGNER;
 				}
 				continue;
+			case 'f':
+				if (!get_form(arg, &form, CRED_CERTIFICATE))
+				{
+					return command_usage("invalid output format");
+				}
+				continue;
 			case 'u':
 				cdps->insert_last(cdps, arg);
 				continue;
@@ -301,8 +308,7 @@ static int issue()
 		error = "generating certificate failed";
 		goto end;
 	}
-	encoding = cert->get_encoding(cert);
-	if (!encoding.ptr)
+	if (!cert->get_encoding(cert, form, &encoding))
 	{
 		error = "encoding certificate failed";
 		goto end;
@@ -352,7 +358,7 @@ static void __attribute__ ((constructor))reg()
 		 " --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]"},
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512] [--outform der|pem]"},
 		{
 			{"help",	'h', 0, "show usage information"},
 			{"in",		'i', 1, "public key/request file to issue, default: stdin"},
@@ -361,14 +367,15 @@ static void __attribute__ ((constructor))reg()
 			{"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"},
+			{"lifetime",'l', 1, "days the certificate is valid, default: 1095"},
 			{"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"},
+			{"flag",	'e', 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"},
+			{"outform",	'f', 1, "encoding of generated cert, default: der"},
 		}
 	});
 }
diff --git a/src/pki/commands/keyid.c b/src/pki/commands/keyid.c
index c15c1193e..6d2f7b915 100644
--- a/src/pki/commands/keyid.c
+++ b/src/pki/commands/keyid.c
@@ -99,11 +99,11 @@ static int keyid()
 	if (type == CRED_PRIVATE_KEY)
 	{
 		private = cred;
-		if (private->get_fingerprint(private, KEY_ID_PUBKEY_SHA1, &id))
+		if (private->get_fingerprint(private, KEYID_PUBKEY_SHA1, &id))
 		{
 			printf("subjectKeyIdentifier:      %#B\n", &id);
 		}
-		if (private->get_fingerprint(private, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		if (private->get_fingerprint(private, KEYID_PUBKEY_INFO_SHA1, &id))
 		{
 			printf("subjectPublicKeyInfo hash: %#B\n", &id);
 		}
@@ -112,11 +112,11 @@ static int keyid()
 	else if (type == CRED_PUBLIC_KEY)
 	{
 		public = cred;
-		if (public->get_fingerprint(public, KEY_ID_PUBKEY_SHA1, &id))
+		if (public->get_fingerprint(public, KEYID_PUBKEY_SHA1, &id))
 		{
 			printf("subjectKeyIdentifier:      %#B\n", &id);
 		}
-		if (public->get_fingerprint(public, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		if (public->get_fingerprint(public, KEYID_PUBKEY_INFO_SHA1, &id))
 		{
 			printf("subjectPublicKeyInfo hash: %#B\n", &id);
 		}
@@ -131,11 +131,11 @@ static int keyid()
 			fprintf(stderr, "extracting public key from certificate failed");
 			return 1;
 		}
-		if (public->get_fingerprint(public, KEY_ID_PUBKEY_SHA1, &id))
+		if (public->get_fingerprint(public, KEYID_PUBKEY_SHA1, &id))
 		{
 			printf("subjectKeyIdentifier:      %#B\n", &id);
 		}
-		if (public->get_fingerprint(public, KEY_ID_PUBKEY_INFO_SHA1, &id))
+		if (public->get_fingerprint(public, KEYID_PUBKEY_INFO_SHA1, &id))
 		{
 			printf("subjectPublicKeyInfo hash: %#B\n", &id);
 		}
diff --git a/src/pki/commands/print.c b/src/pki/commands/print.c
new file mode 100644
index 000000000..6d5462783
--- /dev/null
+++ b/src/pki/commands/print.c
@@ -0,0 +1,368 @@
+/*
+ * Copyright (C) 2010 Martin Willi
+ * Copyright (C) 2010 revosec AG
+ *
+ * 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>
+#include <selectors/traffic_selector.h>
+
+#include <time.h>
+
+/**
+ * Print public key information
+ */
+static void print_pubkey(public_key_t *key)
+{
+	chunk_t chunk;
+
+	printf("pubkey:    %N %d bits\n", key_type_names, key->get_type(key),
+		   key->get_keysize(key) * 8);
+	if (key->get_fingerprint(key, KEYID_PUBKEY_INFO_SHA1, &chunk))
+	{
+		printf("keyid:     %#B\n", &chunk);
+	}
+	if (key->get_fingerprint(key, KEYID_PUBKEY_SHA1, &chunk))
+	{
+		printf("subjkey:   %#B\n", &chunk);
+	}
+}
+
+/**
+ * Print private key information
+ */
+static void print_key(private_key_t *key)
+{
+	public_key_t *public;
+
+	public = key->get_public_key(key);
+	if (public)
+	{
+		printf("private key with:\n");
+		print_pubkey(public);
+		public->destroy(public);
+	}
+	else
+	{
+		printf("extracting public from private key failed\n");
+	}
+}
+
+/**
+ * Print X509 specific certificate information
+ */
+static void print_x509(x509_t *x509)
+{
+	enumerator_t *enumerator;
+	identification_t *id;
+	traffic_selector_t *block;
+	chunk_t chunk;
+	bool first;
+	char *uri;
+	int len;
+	x509_flag_t flags;
+
+	chunk = x509->get_serial(x509);
+	printf("serial:    %#B\n", &chunk);
+
+	first = TRUE;
+	enumerator = x509->create_subjectAltName_enumerator(x509);
+	while (enumerator->enumerate(enumerator, &id))
+	{
+		if (first)
+		{
+			printf("altNames:  ");
+			first = FALSE;
+		}
+		else
+		{
+			printf(", ");
+		}
+		printf("%Y", id);
+	}
+	if (!first)
+	{
+		printf("\n");
+	}
+	enumerator->destroy(enumerator);
+
+	flags = x509->get_flags(x509);
+	printf("flags:     ");
+	if (flags & X509_CA)
+	{
+		printf("CA ");
+	}
+	if (flags & X509_AA)
+	{
+		printf("AA ");
+	}
+	if (flags & X509_OCSP_SIGNER)
+	{
+		printf("OCSP ");
+	}
+	if (flags & X509_AA)
+	{
+		printf("AA ");
+	}
+	if (flags & X509_SERVER_AUTH)
+	{
+		printf("serverAuth ");
+	}
+	if (flags & X509_CLIENT_AUTH)
+	{
+		printf("clientAuth ");
+	}
+	if (flags & X509_SELF_SIGNED)
+	{
+		printf("self-signed ");
+	}
+	printf("\n");
+
+	first = TRUE;
+	enumerator = x509->create_crl_uri_enumerator(x509);
+	while (enumerator->enumerate(enumerator, &uri))
+	{
+		if (first)
+		{
+			printf("CRL URIs:  %s\n", uri);
+			first = FALSE;
+		}
+		else
+		{
+			printf("           %s\n", uri);
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	first = TRUE;
+	enumerator = x509->create_ocsp_uri_enumerator(x509);
+	while (enumerator->enumerate(enumerator, &uri))
+	{
+		if (first)
+		{
+			printf("OCSP URIs: %s\n", uri);
+			first = FALSE;
+		}
+		else
+		{
+			printf("           %s\n", uri);
+		}
+	}
+	enumerator->destroy(enumerator);
+
+	len = x509->get_pathLenConstraint(x509);
+	if (len != X509_NO_PATH_LEN_CONSTRAINT)
+	{
+		printf("pathlen:   %d\n", len);
+	}
+
+	chunk = x509->get_authKeyIdentifier(x509);
+	if (chunk.ptr)
+	{
+		printf("authkeyId: %#B\n", &chunk);
+	}
+
+	chunk = x509->get_subjectKeyIdentifier(x509);
+	if (chunk.ptr)
+	{
+		printf("subjkeyId: %#B\n", &chunk);
+	}
+	if (x509->get_flags(x509) & X509_IP_ADDR_BLOCKS)
+	{
+		first = TRUE;
+		printf("addresses: ");
+		enumerator = x509->create_ipAddrBlock_enumerator(x509);
+		while (enumerator->enumerate(enumerator, &block))
+		{
+			if (first)
+			{
+				first = FALSE;
+			}
+			else
+			{
+				printf(", ");
+			}
+			printf("%R", block);
+		}
+		enumerator->destroy(enumerator);
+		printf("\n");
+	}
+}
+
+/**
+ * Print certificate information
+ */
+static void print_cert(certificate_t *cert)
+{
+	time_t now, notAfter, notBefore;
+	public_key_t *key;
+
+	now = time(NULL);
+
+	printf("cert:      %N\n", certificate_type_names, cert->get_type(cert));
+	printf("subject:  \"%Y\"\n", cert->get_subject(cert));
+	printf("issuer:   \"%Y\"\n", cert->get_issuer(cert));
+
+	cert->get_validity(cert, &now, &notBefore, &notAfter);
+	printf("validity:  not before %T, ", &notBefore, FALSE);
+	if (now < notBefore)
+	{
+		printf("not valid yet (valid in %V)\n", &now, &notBefore);
+	}
+	else
+	{
+		printf("ok\n");
+	}
+	printf("           not after  %T, ", &notAfter, FALSE);
+	if (now > notAfter)
+	{
+		printf("expired (%V ago)\n", &now, &notAfter);
+	}
+	else
+	{
+		printf("ok (expires in %V)\n", &now, &notAfter);
+	}
+
+	switch (cert->get_type(cert))
+	{
+		case CERT_X509:
+			print_x509((x509_t*)cert);
+			break;
+		default:
+			printf("parsing certificate subtype %N not implemented\n",
+				   certificate_type_names, cert->get_type(cert));
+			break;
+	}
+
+	key = cert->get_public_key(cert);
+	if (key)
+	{
+		print_pubkey(key);
+		key->destroy(key);
+	}
+	else
+	{
+		printf("unable to extract public key\n");
+	}
+}
+
+/**
+ * Print a credential in a human readable form
+ */
+static int print()
+{
+	credential_type_t type = CRED_CERTIFICATE;
+	int subtype = CERT_X509;
+	void *cred;
+	char *arg, *file = NULL;
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				return command_usage(NULL);
+			case 't':
+				if (streq(arg, "x509"))
+				{
+					type = CRED_CERTIFICATE;
+					subtype = CERT_X509;
+				}
+				else if (streq(arg, "pub"))
+				{
+					type = CRED_PUBLIC_KEY;
+					subtype = KEY_ANY;
+				}
+				else 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
+				{
+					return command_usage( "invalid input type");
+				}
+				continue;
+			case 'i':
+				file = arg;
+				continue;
+			case EOF:
+				break;
+			default:
+				return command_usage("invalid --print 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_CERTIFICATE)
+	{
+		certificate_t *cert = (certificate_t*)cred;
+
+		print_cert(cert);
+		cert->destroy(cert);
+	}
+	if (type == CRED_PUBLIC_KEY)
+	{
+		public_key_t *key = (public_key_t*)cred;
+
+		print_pubkey(key);
+		key->destroy(key);
+	}
+	if (type == CRED_PRIVATE_KEY)
+	{
+		private_key_t *key = (private_key_t*)cred;
+
+		print_key(key);
+		key->destroy(key);
+	}
+	return 0;
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t)
+		{ print, 'a', "print",
+		"print a credential in a human readable form",
+		{"[--in file] [--type rsa-priv|ecdsa-priv|pub|x509]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"in",		'i', 1, "input file, default: stdin"},
+			{"type",	't', 1, "type of credential, default: x509"},
+		}
+	});
+}
diff --git a/src/pki/commands/pub.c b/src/pki/commands/pub.c
index de0444c1a..fc2614c7d 100644
--- a/src/pki/commands/pub.c
+++ b/src/pki/commands/pub.c
@@ -23,7 +23,7 @@
  */
 static int pub()
 {
-	key_encoding_type_t form = KEY_PUB_SPKI_ASN1_DER;
+	cred_encoding_type_t form = PUBKEY_SPKI_ASN1_DER;
 	credential_type_t type = CRED_PRIVATE_KEY;
 	int subtype = KEY_RSA;
 	certificate_t *cert;
@@ -67,7 +67,7 @@ static int pub()
 				}
 				continue;
 			case 'f':
-				if (!get_form(arg, &form, TRUE))
+				if (!get_form(arg, &form, CRED_PUBLIC_KEY))
 				{
 					return command_usage("invalid output format");
 				}
diff --git a/src/pki/commands/req.c b/src/pki/commands/req.c
index 8335f2595..a1ae2f515 100644
--- a/src/pki/commands/req.c
+++ b/src/pki/commands/req.c
@@ -27,6 +27,7 @@
  */
 static int req()
 {
+	cred_encoding_type_t form = CERT_ASN1_DER;
 	key_type_t type = KEY_RSA;
 	hash_algorithm_t digest = HASH_SHA1;
 	certificate_t *cert = NULL;
@@ -81,6 +82,12 @@ static int req()
 			case 'p':
 				challenge_password = chunk_create(arg, strlen(arg));
 				continue;
+			case 'f':
+				if (!get_form(arg, &form, CRED_CERTIFICATE))
+				{
+					return command_usage("invalid output format");
+				}
+				continue;
 			case EOF:
 				break;
 			default:
@@ -128,8 +135,7 @@ static int req()
 		error = "generating certificate request failed";
 		goto end;
 	}
-	encoding = cert->get_encoding(cert);
-	if (!encoding.ptr)
+	if (!cert->get_encoding(cert, form, &encoding))
 	{
 		error = "encoding certificate request failed";
 		goto end;
@@ -170,7 +176,7 @@ static void __attribute__ ((constructor))reg()
 		{"[--in file] [--type rsa|ecdsa]",
 		 " --dn distinguished-name [--san subjectAltName]+",
 		 "[--password challengePassword]",
-		 "[--digest md5|sha1|sha224|sha256|sha384|sha512]"},
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512] [--outform der|pem]"},
 		{
 			{"help",	'h', 0, "show usage information"},
 			{"in",		'i', 1, "private key input file, default: stdin"},
@@ -179,6 +185,7 @@ static void __attribute__ ((constructor))reg()
 			{"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"},
+			{"outform",	'f', 1, "encoding of generated request, default: der"},
 		}
 	});
 }
diff --git a/src/pki/commands/self.c b/src/pki/commands/self.c
index d283daa6a..71776c745 100644
--- a/src/pki/commands/self.c
+++ b/src/pki/commands/self.c
@@ -26,6 +26,7 @@
  */
 static int self()
 {
+	cred_encoding_type_t form = CERT_ASN1_DER;
 	key_type_t type = KEY_RSA;
 	hash_algorithm_t digest = HASH_SHA1;
 	certificate_t *cert = NULL;
@@ -34,7 +35,7 @@ static int self()
 	char *file = NULL, *dn = NULL, *hex = NULL, *error = NULL;
 	identification_t *id = NULL;
 	linked_list_t *san, *ocsp;
-	int lifetime = 1080;
+	int lifetime = 1095;
 	int pathlen = X509_NO_PATH_LEN_CONSTRAINT;
 	chunk_t serial = chunk_empty;
 	chunk_t encoding = chunk_empty;
@@ -100,6 +101,26 @@ static int self()
 			case 'p':
 				pathlen = atoi(arg);
 				continue;
+			case 'e':
+				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 'f':
+				if (!get_form(arg, &form, CRED_CERTIFICATE))
+				{
+					return command_usage("invalid output format");
+				}
+				continue;
 			case 'o':
 				ocsp->insert_last(ocsp, arg);
 				continue;
@@ -179,8 +200,7 @@ static int self()
 		error = "generating certificate failed";
 		goto end;
 	}
-	encoding = cert->get_encoding(cert);
-	if (!encoding.ptr)
+	if (!cert->get_encoding(cert, form, &encoding))
 	{
 		error = "encoding certificate failed";
 		goto end;
@@ -225,19 +245,22 @@ static void __attribute__ ((constructor))reg()
 		{"[--in file] [--type rsa|ecdsa]",
 		 " --dn distinguished-name [--san subjectAltName]+",
 		 "[--lifetime days] [--serial hex] [--ca] [--ocsp uri]+",
-		 "[--digest md5|sha1|sha224|sha256|sha384|sha512]"},
+		 "[--flag serverAuth|clientAuth|ocspSigning]+",
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512] [--outform der|pem]"},
 		{
 			{"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"},
+			{"lifetime",'l', 1, "days the certificate is valid, default: 1095"},
 			{"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",	'e', 1, "include extendedKeyUsage flag"},
 			{"ocsp",	'o', 1, "OCSP AuthorityInfoAccess URI to include"},
 			{"digest",	'g', 1, "digest for signature creation, default: sha1"},
+			{"outform",	'f', 1, "encoding of generated cert, default: der"},
 		}
 	});
 }
diff --git a/src/pki/commands/signcrl.c b/src/pki/commands/signcrl.c
new file mode 100644
index 000000000..b7163a153
--- /dev/null
+++ b/src/pki/commands/signcrl.c
@@ -0,0 +1,382 @@
+/*
+ * Copyright (C) 2010 Martin Willi
+ * Copyright (C) 2010 revosec AG
+ *
+ * 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/crl.h>
+
+
+/**
+ * Entry for a revoked certificate
+ */
+typedef struct {
+	chunk_t serial;
+	crl_reason_t reason;
+	time_t date;
+} revoked_t;
+
+/**
+ * Add a revocation to the list
+ */
+static void add_revoked(linked_list_t *list,
+						chunk_t serial, crl_reason_t reason, time_t date)
+{
+	revoked_t *revoked;
+
+	INIT(revoked,
+		.serial = chunk_clone(serial),
+		.reason = reason,
+		.date = date,
+	);
+	list->insert_last(list, revoked);
+}
+
+/**
+ * Destroy a reason entry
+ */
+static void revoked_destroy(revoked_t *revoked)
+{
+	free(revoked->serial.ptr);
+	free(revoked);
+}
+
+/**
+ * Filter for revoked enumerator
+ */
+static bool filter(void *data, revoked_t **revoked, chunk_t *serial, void *p2,
+				   time_t *date, void *p3, crl_reason_t *reason)
+{
+	*serial = (*revoked)->serial;
+	*date = (*revoked)->date;
+	*reason = (*revoked)->reason;
+	return TRUE;
+}
+
+/**
+ * Extract the serial of a certificate, write it into buf
+ */
+static int read_serial(char *file, char *buf, int buflen)
+{
+	certificate_t *cert;
+	x509_t *x509;
+	chunk_t serial;
+
+	x509 = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+							  BUILD_FROM_FILE, file, BUILD_END);
+	cert = &x509->interface;
+	if (!cert)
+	{
+		return -1;
+	}
+	serial = x509->get_serial(x509);
+	if (serial.len == 0 || serial.len > buflen)
+	{
+		cert->destroy(cert);
+		return -2;
+	}
+	memcpy(buf, serial.ptr, serial.len);
+	cert->destroy(cert);
+	return serial.len;
+}
+
+/**
+ * Sign a CRL
+ */
+static int sign_crl()
+{
+	cred_encoding_type_t form = CERT_ASN1_DER;
+	private_key_t *private = NULL;
+	public_key_t *public = NULL;
+	certificate_t *ca = NULL, *crl = NULL;
+	crl_t *lastcrl = NULL;
+	x509_t *x509;
+	hash_algorithm_t digest = HASH_SHA1;
+	char *arg, *cacert = NULL, *cakey = NULL, *lastupdate = NULL, *error = NULL;
+	char serial[512], crl_serial[8];
+	int serial_len = 0;
+	crl_reason_t reason = CRL_REASON_UNSPECIFIED;
+	time_t thisUpdate, nextUpdate, date = time(NULL);
+	int lifetime = 15;
+	linked_list_t *list;
+	enumerator_t *enumerator, *lastenum = NULL;
+	chunk_t encoding = chunk_empty;
+
+	list = linked_list_create();
+
+	memset(crl_serial, 0, sizeof(crl_serial));
+
+	while (TRUE)
+	{
+		switch (command_getopt(&arg))
+		{
+			case 'h':
+				goto usage;
+			case 'g':
+				digest = get_digest(arg);
+				if (digest == HASH_UNKNOWN)
+				{
+					error = "invalid --digest type";
+					goto usage;
+				}
+				continue;
+			case 'c':
+				cacert = arg;
+				continue;
+			case 'k':
+				cakey = arg;
+				continue;
+			case 'a':
+				lastupdate = arg;
+				continue;
+			case 'l':
+				lifetime = atoi(arg);
+				if (!lifetime)
+				{
+					error = "invalid lifetime";
+					goto usage;
+				}
+				continue;
+			case 'z':
+				serial_len = read_serial(arg, serial, sizeof(serial));
+				if (serial_len < 0)
+				{
+					snprintf(serial, sizeof(serial),
+							 "parsing certificate '%s' failed", arg);
+					error = serial;
+					goto error;
+				}
+				add_revoked(list, chunk_create(serial, serial_len), reason, date);
+				date = time(NULL);
+				serial_len = 0;
+				reason = CRL_REASON_UNSPECIFIED;
+				continue;
+			case 's':
+			{
+				chunk_t chunk;
+				int hex_len;
+
+				hex_len = strlen(arg);
+				if ((hex_len / 2) + (hex_len % 2) > sizeof(serial))
+				{
+					error = "invalid serial";
+					goto usage;
+				}
+				chunk = chunk_from_hex(chunk_create(arg, hex_len), serial);
+				serial_len = chunk.len;
+				add_revoked(list, chunk_create(serial, serial_len), reason, date);
+				date = time(NULL);
+				serial_len = 0;
+				reason = CRL_REASON_UNSPECIFIED;
+				continue;
+			}
+			case 'r':
+				if (streq(arg, "key-compromise"))
+				{
+					reason = CRL_REASON_KEY_COMPROMISE;
+				}
+				else if (streq(arg, "ca-compromise"))
+				{
+					reason = CRL_REASON_CA_COMPROMISE;
+				}
+				else if (streq(arg, "affiliation-changed"))
+				{
+					reason = CRL_REASON_AFFILIATION_CHANGED;
+				}
+				else if (streq(arg, "superseded"))
+				{
+					reason = CRL_REASON_SUPERSEDED;
+				}
+				else if (streq(arg, "cessation-of-operation"))
+				{
+					reason = CRL_REASON_CESSATION_OF_OPERATON;
+				}
+				else if (streq(arg, "certificate-hold"))
+				{
+					reason = CRL_REASON_CERTIFICATE_HOLD;
+				}
+				else
+				{
+					return command_usage( "invalid revocation reason");
+				}
+				continue;
+			case 'd':
+				date = atol(arg);
+				if (!date)
+				{
+					error = "invalid date";
+					goto usage;
+				}
+				continue;
+			case 'f':
+				if (!get_form(arg, &form, CRED_CERTIFICATE))
+				{
+					return command_usage("invalid output format");
+				}
+				continue;
+			case EOF:
+				break;
+			default:
+				error = "invalid --signcrl option";
+				goto usage;
+		}
+		break;
+	}
+
+	if (!cacert)
+	{
+		error = "--cacert is required";
+		goto usage;
+	}
+	if (!cakey)
+	{
+		error = "--cakey is required";
+		goto usage;
+	}
+
+	ca = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
+							BUILD_FROM_FILE, cacert, BUILD_END);
+	if (!ca)
+	{
+		error = "parsing CA certificate failed";
+		goto error;
+	}
+	x509 = (x509_t*)ca;
+	if (!(x509->get_flags(x509) & X509_CA))
+	{
+		error = "CA certificate misses CA basicConstraint";
+		goto error;
+	}
+	public = ca->get_public_key(ca);
+	if (!public)
+	{
+		error = "extracting CA certificate public key failed";
+		goto error;
+	}
+	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 error;
+	}
+	if (!private->belongs_to(private, public))
+	{
+		error = "CA private key does not match CA certificate";
+		goto error;
+	}
+
+	thisUpdate = time(NULL);
+	nextUpdate = thisUpdate + lifetime * 24 * 60 * 60;
+
+	if (lastupdate)
+	{
+		lastcrl = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509_CRL,
+									 BUILD_FROM_FILE, lastupdate, BUILD_END);
+		if (!lastcrl)
+		{
+			error = "loading lastUpdate CRL failed";
+			goto error;
+		}
+		memcpy(crl_serial, lastcrl->get_serial(lastcrl).ptr,
+			   min(lastcrl->get_serial(lastcrl).len, sizeof(crl_serial)));
+		lastenum = lastcrl->create_enumerator(lastcrl);
+	}
+
+	chunk_increment(chunk_create(crl_serial, sizeof(crl_serial)));
+
+	enumerator = enumerator_create_filter(list->create_enumerator(list),
+										  (void*)filter, NULL, NULL);
+	crl = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509_CRL,
+			BUILD_SIGNING_KEY, private, BUILD_SIGNING_CERT, ca,
+			BUILD_SERIAL, chunk_create(crl_serial, sizeof(crl_serial)),
+			BUILD_NOT_BEFORE_TIME, thisUpdate, BUILD_NOT_AFTER_TIME, nextUpdate,
+			BUILD_REVOKED_ENUMERATOR, enumerator, BUILD_DIGEST_ALG, digest,
+			lastenum ? BUILD_REVOKED_ENUMERATOR : BUILD_END, lastenum,
+			BUILD_END);
+	enumerator->destroy(enumerator);
+	DESTROY_IF(lastenum);
+	DESTROY_IF((certificate_t*)lastcrl);
+
+	if (!crl)
+	{
+		error = "generating CRL failed";
+		goto error;
+	}
+	if (!crl->get_encoding(crl, form, &encoding))
+	{
+		error = "encoding CRL failed";
+		goto error;
+	}
+	if (fwrite(encoding.ptr, encoding.len, 1, stdout) != 1)
+	{
+		error = "writing CRL failed";
+		goto error;
+	}
+
+error:
+	DESTROY_IF(public);
+	DESTROY_IF(private);
+	DESTROY_IF(ca);
+	DESTROY_IF(crl);
+	free(encoding.ptr);
+	list->destroy_function(list, (void*)revoked_destroy);
+	if (error)
+	{
+		fprintf(stderr, "%s\n", error);
+		return 1;
+	}
+	return 0;
+
+usage:
+	list->destroy_function(list, (void*)revoked_destroy);
+	return command_usage(error);
+}
+
+/**
+ * Register the command.
+ */
+static void __attribute__ ((constructor))reg()
+{
+	command_register((command_t) {
+		sign_crl, 'c', "signcrl",
+		"issue a CRL using a CA certificate and key",
+		{"--cacert file --cakey file --lifetime days",
+		 "[  [--reason key-compromise|ca-compromise|affiliation-changed|",
+		 "             superseded|cessation-of-operation|certificate-hold]",
+		 "   [--date timestamp]",
+		 "    --cert file | --serial hex ]*",
+		 "[--digest md5|sha1|sha224|sha256|sha384|sha512] [--outform der|pem]"},
+		{
+			{"help",	'h', 0, "show usage information"},
+			{"cacert",	'c', 1, "CA certificate file"},
+			{"cakey",	'k', 1, "CA private key file"},
+			{"lifetime",'l', 1, "days the CRL gets a nextUpdate, default: 15"},
+			{"lastcrl",	'a', 1, "CRL of lastUpdate to copy revocations from"},
+			{"cert",	'z', 1, "certificate file to revoke"},
+			{"serial",	's', 1, "hex encoded certificate serial number to revoke"},
+			{"reason",	'r', 1, "reason for certificate revocation"},
+			{"date",	'd', 1, "revocation date as unix timestamp, default: now"},
+			{"digest",	'g', 1, "digest for signature creation, default: sha1"},
+			{"outform",	'f', 1, "encoding of generated crl, default: der"},
+		}
+	});
+}
diff --git a/src/pki/pki.c b/src/pki/pki.c
index 0912d5051..d5dd03fa0 100644
--- a/src/pki/pki.c
+++ b/src/pki/pki.c
@@ -21,26 +21,59 @@
 /**
  * Convert a form string to a encoding type
  */
-bool get_form(char *form, key_encoding_type_t *type, bool pub)
+bool get_form(char *form, cred_encoding_type_t *enc, credential_type_t type)
 {
 	if (streq(form, "der"))
 	{
-		/* der encoded keys usually contain the complete SubjectPublicKeyInfo */
-		*type = pub ? KEY_PUB_SPKI_ASN1_DER : KEY_PRIV_ASN1_DER;
+		switch (type)
+		{
+			case CRED_CERTIFICATE:
+				*enc = CERT_ASN1_DER;
+				return TRUE;
+			case CRED_PRIVATE_KEY:
+				*enc = PRIVKEY_ASN1_DER;
+				return TRUE;
+			case CRED_PUBLIC_KEY:
+				/* der encoded keys usually contain the complete
+				 * SubjectPublicKeyInfo */
+				*enc = PUBKEY_SPKI_ASN1_DER;
+				return TRUE;
+			default:
+				return FALSE;
+		}
 	}
 	else if (streq(form, "pem"))
 	{
-		*type = pub ? KEY_PUB_PEM : KEY_PRIV_PEM;
+		switch (type)
+		{
+			case CRED_CERTIFICATE:
+				*enc = CERT_PEM;
+				return TRUE;
+			case CRED_PRIVATE_KEY:
+				*enc = PRIVKEY_PEM;
+				return TRUE;
+			case CRED_PUBLIC_KEY:
+				*enc = PUBKEY_PEM;
+				return TRUE;
+			default:
+				return FALSE;
+		}
 	}
 	else if (streq(form, "pgp"))
 	{
-		*type = pub ? KEY_PUB_PGP : KEY_PRIV_PGP;
+		switch (type)
+		{
+			case CRED_PRIVATE_KEY:
+				*enc = PRIVKEY_PGP;
+				return TRUE;
+			case CRED_PUBLIC_KEY:
+				*enc = PUBKEY_PGP;
+				return TRUE;
+			default:
+				return FALSE;
+		}
 	}
-	else
-	{
-		return FALSE;
-	}
-	return TRUE;
+	return FALSE;
 }
 
 /**
diff --git a/src/pki/pki.h b/src/pki/pki.h
index 01b103c8f..9c145cdc0 100644
--- a/src/pki/pki.h
+++ b/src/pki/pki.h
@@ -29,7 +29,7 @@
 /**
  * Convert a form string to a encoding type
  */
-bool get_form(char *form, key_encoding_type_t *type, bool pub);
+bool get_form(char *form, cred_encoding_type_t *enc, credential_type_t type);
 
 /**
  * Convert a digest string to a hash algorithm