- Updated to new upstream.

1 files changed, 729 insertions, 0 deletions

diff --git a/src/charon/plugins/stroke/stroke_list.c b/src/charon/plugins/stroke/stroke_list.c
new file mode 100644
index 000000000..44699ba0a
--- /dev/null
+++ b/src/charon/plugins/stroke/stroke_list.c
@@ -0,0 +1,729 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ *
+ * $Id$
+ */
+
+#include "stroke_list.h"
+
+#include <daemon.h>
+#include <utils/linked_list.h>
+#include <credentials/certificates/x509.h>
+#include <credentials/certificates/ac.h>
+#include <credentials/certificates/crl.h>
+
+/* warning intervals for list functions */
+#define CERT_WARNING_INTERVAL  30	/* days */
+#define CRL_WARNING_INTERVAL	7	/* days */
+#define AC_WARNING_INTERVAL		1	/* day */
+
+typedef struct private_stroke_list_t private_stroke_list_t;
+
+/**
+ * private data of stroke_list
+ */
+struct private_stroke_list_t {
+
+	/**
+	 * public functions
+	 */
+	stroke_list_t public;
+	
+	/**
+	 * timestamp of daemon start
+	 */
+	time_t uptime;
+};
+
+/**
+ * log an IKE_SA to out
+ */
+static void log_ike_sa(FILE *out, ike_sa_t *ike_sa, bool all)
+{
+	ike_sa_id_t *id = ike_sa->get_id(ike_sa);
+
+	fprintf(out, "%12s[%d]: %N, %H[%D]...%H[%D]\n",
+			ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
+			ike_sa_state_names, ike_sa->get_state(ike_sa),
+			ike_sa->get_my_host(ike_sa), ike_sa->get_my_id(ike_sa),
+			ike_sa->get_other_host(ike_sa), ike_sa->get_other_id(ike_sa));
+	
+	if (all)
+	{
+		char *ike_proposal = ike_sa->get_proposal(ike_sa);
+
+		fprintf(out, "%12s[%d]: IKE SPIs: %.16llx_i%s %.16llx_r%s",
+				ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
+				id->get_initiator_spi(id), id->is_initiator(id) ? "*" : "",
+				id->get_responder_spi(id), id->is_initiator(id) ? "" : "*");
+	
+
+		if (ike_sa->get_state(ike_sa) == IKE_ESTABLISHED)
+		{
+			u_int32_t rekey = ike_sa->get_statistic(ike_sa, STAT_REKEY_TIME);
+			u_int32_t reauth = ike_sa->get_statistic(ike_sa, STAT_REAUTH_TIME);
+
+			if (rekey)
+			{
+				fprintf(out, ", rekeying in %V", &rekey);
+			}
+			if (reauth)
+			{
+				fprintf(out, ", reauthentication in %V", &reauth);
+			}
+			if (!rekey && !reauth)
+			{
+				fprintf(out, ", rekeying disabled");
+			}
+		}
+		fprintf(out, "\n");
+
+		if (ike_proposal)
+		{
+			fprintf(out, "%12s[%d]: IKE proposal: %s\n",
+					ike_sa->get_name(ike_sa), ike_sa->get_unique_id(ike_sa),
+					ike_proposal);
+		}		
+	}
+}
+
+/**
+ * log an CHILD_SA to out
+ */
+static void log_child_sa(FILE *out, child_sa_t *child_sa, bool all)
+{
+	u_int32_t rekey, now = time(NULL);
+	u_int32_t use_in, use_out, use_fwd;
+	encryption_algorithm_t encr_alg;
+	integrity_algorithm_t int_alg;
+	size_t encr_len, int_len;
+	mode_t mode;
+	
+	child_sa->get_stats(child_sa, &mode, &encr_alg, &encr_len,
+						&int_alg, &int_len, &rekey, &use_in, &use_out,
+						&use_fwd);
+	
+	fprintf(out, "%12s{%d}:  %N, %N", 
+			child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
+			child_sa_state_names, child_sa->get_state(child_sa),
+			mode_names, mode);
+	
+	if (child_sa->get_state(child_sa) == CHILD_INSTALLED)
+	{
+		fprintf(out, ", %N SPIs: %.8x_i %.8x_o",
+				protocol_id_names, child_sa->get_protocol(child_sa),
+				htonl(child_sa->get_spi(child_sa, TRUE)),
+				htonl(child_sa->get_spi(child_sa, FALSE)));
+		
+		if (all)
+		{
+			fprintf(out, "\n%12s{%d}:  ", child_sa->get_name(child_sa), 
+					child_sa->get_reqid(child_sa));
+			
+			
+			if (child_sa->get_protocol(child_sa) == PROTO_ESP)
+			{
+				fprintf(out, "%N", encryption_algorithm_names, encr_alg);
+				
+				if (encr_len)
+				{
+					fprintf(out, "-%d", encr_len);
+				}
+				if (int_alg != AUTH_UNDEFINED)
+				{
+					fprintf(out, "/");
+				}
+			}
+			
+			if (int_alg != AUTH_UNDEFINED)
+			{
+				fprintf(out, "%N", integrity_algorithm_names, int_alg);
+				if (int_len)
+				{
+					fprintf(out, "-%d", int_len);
+				}
+			}
+			fprintf(out, ", rekeying ");
+			
+			if (rekey)
+			{
+				fprintf(out, "in %#V", &now, &rekey);
+			}
+			else
+			{
+				fprintf(out, "disabled");
+			}
+			
+			fprintf(out, ", last use: ");
+			use_in = max(use_in, use_fwd);
+			if (use_in)
+			{
+				fprintf(out, "%ds_i ", now - use_in);
+			}
+			else
+			{
+				fprintf(out, "no_i ");
+			}
+			if (use_out)
+			{
+				fprintf(out, "%ds_o ", now - use_out);
+			}
+			else
+			{
+				fprintf(out, "no_o ");
+			}
+		}
+	}
+	
+	fprintf(out, "\n%12s{%d}:   %#R=== %#R\n",
+			child_sa->get_name(child_sa), child_sa->get_reqid(child_sa),
+			child_sa->get_traffic_selectors(child_sa, TRUE),
+			child_sa->get_traffic_selectors(child_sa, FALSE));
+}
+
+/**
+ * Implementation of stroke_list_t.status.
+ */
+static void status(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out, bool all)
+{
+	enumerator_t *enumerator, *children;
+	iterator_t *iterator;
+	host_t *host;
+	peer_cfg_t *peer_cfg;
+	ike_cfg_t *ike_cfg;
+	child_cfg_t *child_cfg;
+	ike_sa_t *ike_sa;
+	char *name = NULL, *plugin;
+	bool found = FALSE;
+	time_t uptime;
+	
+	name = msg->status.name;
+	
+	if (all)
+	{
+		uptime = time(NULL) - this->uptime;
+		fprintf(out, "Performance:\n");
+		fprintf(out, "  uptime: %V, since %#T\n", &uptime, &this->uptime, FALSE);
+		fprintf(out, "  worker threads: %d idle of %d,",
+				charon->processor->get_idle_threads(charon->processor),
+				charon->processor->get_total_threads(charon->processor));
+		fprintf(out, " job queue load: %d,",
+				charon->processor->get_job_load(charon->processor));
+		fprintf(out, " scheduled events: %d\n",
+				charon->scheduler->get_job_load(charon->scheduler));
+		fprintf(out, "  loaded plugins: ");
+		enumerator = lib->plugins->create_plugin_enumerator(lib->plugins);
+		while (enumerator->enumerate(enumerator, &plugin))
+		{
+			fprintf(out, "%s ", plugin);
+		}
+		enumerator->destroy(enumerator);
+		fprintf(out, "\n");
+		
+		iterator = charon->kernel_interface->create_address_iterator(
+													charon->kernel_interface);
+		fprintf(out, "Listening IP addresses:\n");
+		while (iterator->iterate(iterator, (void**)&host))
+		{
+			fprintf(out, "  %H\n", host);
+		}
+		iterator->destroy(iterator);
+	
+		fprintf(out, "Connections:\n");
+		enumerator = charon->backends->create_peer_cfg_enumerator(charon->backends);
+		while (enumerator->enumerate(enumerator, (void**)&peer_cfg))
+		{
+			if (peer_cfg->get_ike_version(peer_cfg) != 2 ||
+				(name && !streq(name, peer_cfg->get_name(peer_cfg))))
+			{
+				continue;
+			}
+			
+			ike_cfg = peer_cfg->get_ike_cfg(peer_cfg);
+			fprintf(out, "%12s:  %s[%D]...%s[%D]\n", peer_cfg->get_name(peer_cfg),
+					ike_cfg->get_my_addr(ike_cfg), peer_cfg->get_my_id(peer_cfg),
+					ike_cfg->get_other_addr(ike_cfg), peer_cfg->get_other_id(peer_cfg));
+			/* TODO: list CAs and groups */
+			children = peer_cfg->create_child_cfg_enumerator(peer_cfg);
+			while (children->enumerate(children, &child_cfg))
+			{
+				linked_list_t *my_ts, *other_ts;
+				my_ts = child_cfg->get_traffic_selectors(child_cfg, TRUE, NULL, NULL);
+				other_ts = child_cfg->get_traffic_selectors(child_cfg, FALSE, NULL, NULL);
+				fprintf(out, "%12s:    %#R=== %#R\n", child_cfg->get_name(child_cfg),
+						my_ts, other_ts);
+				my_ts->destroy_offset(my_ts, offsetof(traffic_selector_t, destroy));
+				other_ts->destroy_offset(other_ts, offsetof(traffic_selector_t, destroy));
+			}
+			children->destroy(children);
+		}
+		enumerator->destroy(enumerator);
+	}
+	
+	fprintf(out, "Security Associations:\n");
+	enumerator = charon->controller->create_ike_sa_enumerator(charon->controller);
+	while (enumerator->enumerate(enumerator, &ike_sa))
+	{
+		bool ike_printed = FALSE;
+		child_sa_t *child_sa;
+		iterator_t *children = ike_sa->create_child_sa_iterator(ike_sa);
+		
+		if (name == NULL || streq(name, ike_sa->get_name(ike_sa)))
+		{
+			log_ike_sa(out, ike_sa, all);
+			found = TRUE;
+			ike_printed = TRUE;
+		}
+
+		while (children->iterate(children, (void**)&child_sa))
+		{
+			if (name == NULL || streq(name, child_sa->get_name(child_sa)))
+			{
+				if (!ike_printed)
+				{
+					log_ike_sa(out, ike_sa, all);
+					found = TRUE;
+					ike_printed = TRUE;
+				}
+				log_child_sa(out, child_sa, all);
+			}	
+		}
+		children->destroy(children);
+	}
+	enumerator->destroy(enumerator);
+	
+	if (!found)
+	{
+		if (name)
+		{
+			fprintf(out, "  no match\n");
+		}
+		else
+		{
+			fprintf(out, "  none\n");
+		}
+	}
+}
+
+/**
+ * create a unique certificate list without duplicates
+ * certicates having the same issuer are grouped together.
+ */
+static linked_list_t* create_unique_cert_list(certificate_type_t type)
+{
+	linked_list_t *list = linked_list_create();
+	enumerator_t *enumerator = charon->credentials->create_cert_enumerator(
+									charon->credentials, type, KEY_ANY,
+									NULL, FALSE);
+	certificate_t *cert;
+	
+	while (enumerator->enumerate(enumerator, (void**)&cert))
+	{
+		iterator_t *iterator = list->create_iterator(list, TRUE);
+		identification_t *issuer = cert->get_issuer(cert);
+		bool previous_same, same = FALSE, last = TRUE;
+		certificate_t *list_cert;
+		
+		while (iterator->iterate(iterator, (void**)&list_cert))
+		{
+			/* exit if we have a duplicate? */
+			if (list_cert->equals(list_cert, cert))
+			{
+				last = FALSE;
+				break;
+			}
+			/* group certificates with same issuer */
+			previous_same = same;
+			same = list_cert->has_issuer(list_cert, issuer);
+			if (previous_same && !same)
+			{
+				iterator->insert_before(iterator, (void *)cert->get_ref(cert));
+				last = FALSE;
+				break;
+			}
+		}
+		iterator->destroy(iterator);
+
+		if (last)
+		{
+			list->insert_last(list, (void *)cert->get_ref(cert));
+		}
+	}
+	enumerator->destroy(enumerator);
+	return list;
+}
+
+/**
+ * list all X.509 certificates matching the flags
+ */
+static void stroke_list_certs(linked_list_t *list, char *label, 
+							  x509_flag_t flags, bool utc, FILE *out)
+{
+	bool first = TRUE;
+	time_t now = time(NULL);
+	enumerator_t *enumerator = list->create_enumerator(list);
+	certificate_t *cert;
+
+	while (enumerator->enumerate(enumerator, (void**)&cert))
+	{
+		x509_t *x509 = (x509_t*)cert;
+		x509_flag_t x509_flags = x509->get_flags(x509);
+
+		/* list only if flag is set, or flags == 0 (ignoring self-signed) */
+		if ((x509_flags & flags) || (flags == (x509_flags & ~X509_SELF_SIGNED)))
+		{
+			enumerator_t *enumerator;
+			identification_t *altName;
+			bool first_altName = TRUE;
+			chunk_t serial = x509->get_serial(x509);
+			identification_t *authkey = x509->get_authKeyIdentifier(x509);
+			time_t notBefore, notAfter;
+			public_key_t *public = cert->get_public_key(cert);
+
+			if (first)
+			{
+				fprintf(out, "\n");
+				fprintf(out, "List of %s:\n", label);
+				first = FALSE;
+			}
+			fprintf(out, "\n");
+
+			/* list subjectAltNames */
+			enumerator = x509->create_subjectAltName_enumerator(x509);
+			while (enumerator->enumerate(enumerator, (void**)&altName))
+			{
+				if (first_altName)
+				{
+					fprintf(out, "  altNames:  ");
+					first_altName = FALSE;
+				}
+				else
+				{
+					fprintf(out, ", ");
+				}
+				fprintf(out, "%D", altName);
+			}
+			if (!first_altName)
+			{
+				fprintf(out, "\n");
+			}
+			enumerator->destroy(enumerator);
+
+			fprintf(out, "  subject:  \"%D\"\n", cert->get_subject(cert));
+			fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
+			fprintf(out, "  serial:    %#B\n", &serial);
+
+			/* list validity */
+			cert->get_validity(cert, &now, &notBefore, &notAfter);
+			fprintf(out, "  validity:  not before %#T, ", &notBefore, utc);
+			if (now < notBefore)
+			{
+				fprintf(out, "not valid yet (valid in %#V)\n", &now, &notBefore);
+			}
+			else
+			{
+				fprintf(out, "ok\n");
+			}
+			fprintf(out, "             not after  %#T, ", &notAfter, utc);
+			if (now > notAfter)
+			{
+				fprintf(out, "expired (%#V ago)\n", &now, &notAfter);
+			}
+			else
+			{
+				fprintf(out, "ok");
+				if (now > notAfter - CERT_WARNING_INTERVAL * 60 * 60 * 24)
+				{
+					fprintf(out, " (expires in %#V)", &now, &notAfter);
+				}
+				fprintf(out, " \n");
+			}
+	
+			/* list public key information */
+			if (public)
+			{
+				private_key_t *private = NULL;
+				identification_t *id, *keyid;
+			
+				id    = public->get_id(public, ID_PUBKEY_SHA1);
+				keyid = public->get_id(public, ID_PUBKEY_INFO_SHA1);
+
+				private = charon->credentials->get_private(
+									charon->credentials, 
+									public->get_type(public), keyid, NULL);
+				fprintf(out, "  pubkey:    %N %d bits%s\n",
+						key_type_names, public->get_type(public),
+						public->get_keysize(public) * 8,
+						private ? ", has private key" : "");
+				fprintf(out, "  keyid:     %D\n", keyid);
+				fprintf(out, "  subjkey:   %D\n", id);
+				DESTROY_IF(private);
+				public->destroy(public);
+			}
+	
+			/* list optional authorityKeyIdentifier */
+			if (authkey)
+			{
+				fprintf(out, "  authkey:   %D\n", authkey);
+			}
+		}
+	}
+	enumerator->destroy(enumerator);
+}
+
+/**
+ * list all X.509 attribute certificates
+ */
+static void stroke_list_acerts(linked_list_t *list, bool utc, FILE *out)
+{
+	bool first = TRUE;
+	time_t thisUpdate, nextUpdate, now = time(NULL);
+	enumerator_t *enumerator = list->create_enumerator(list);
+	certificate_t *cert;
+
+	while (enumerator->enumerate(enumerator, (void**)&cert))
+	{
+		ac_t *ac = (ac_t*)cert;
+		chunk_t serial  = ac->get_serial(ac);
+		chunk_t holderSerial = ac->get_holderSerial(ac);
+		identification_t *holderIssuer = ac->get_holderIssuer(ac);
+		identification_t *authkey = ac->get_authKeyIdentifier(ac);
+		identification_t *entityName = cert->get_subject(cert);
+
+		if (first)
+		{
+			fprintf(out, "\n");
+			fprintf(out, "List of X.509 Attribute Certificates:\n");
+			first = FALSE;
+		}
+		fprintf(out, "\n");
+
+		if (entityName)
+		{
+			fprintf(out, "  holder:   \"%D\"\n", entityName);
+		}
+		if (holderIssuer)
+		{
+			fprintf(out, "  hissuer:  \"%D\"\n", holderIssuer);
+		}
+		if (holderSerial.ptr)
+		{
+			fprintf(out, "  hserial:   %#B\n", &holderSerial);
+		}
+		fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
+		fprintf(out, "  serial:    %#B\n", &serial);
+
+		/* list validity */
+		cert->get_validity(cert, &now, &thisUpdate, &nextUpdate);
+		fprintf(out, "  updates:   this %#T\n",  &thisUpdate, utc);
+		fprintf(out, "             next %#T, ", &nextUpdate, utc);
+		if (now > nextUpdate)
+		{
+			fprintf(out, "expired (%#V ago)\n", &now, &nextUpdate);
+		}
+		else
+		{
+			fprintf(out, "ok");
+			if (now > nextUpdate - AC_WARNING_INTERVAL * 60 * 60 * 24)
+			{
+				fprintf(out, " (expires in %#V)", &now, &nextUpdate);
+			}
+			fprintf(out, " \n");
+		}
+
+		/* list optional authorityKeyIdentifier */
+		if (authkey)
+		{
+			fprintf(out, "  authkey:   %D\n", authkey);
+		}
+	}
+	enumerator->destroy(enumerator);
+}
+
+/**
+ * list all X.509 CRLs
+ */
+static void stroke_list_crls(linked_list_t *list, bool utc, FILE *out)
+{
+	bool first = TRUE;
+	time_t thisUpdate, nextUpdate, now = time(NULL);
+	enumerator_t *enumerator = list->create_enumerator(list);
+	certificate_t *cert;
+	
+	while (enumerator->enumerate(enumerator, (void**)&cert))
+	{
+		crl_t *crl = (crl_t*)cert;
+		chunk_t serial  = crl->get_serial(crl);
+		identification_t *authkey = crl->get_authKeyIdentifier(crl);
+
+		if (first)
+		{
+			fprintf(out, "\n");
+			fprintf(out, "List of X.509 CRLs:\n");
+			first = FALSE;
+		}
+		fprintf(out, "\n");
+
+		fprintf(out, "  issuer:   \"%D\"\n", cert->get_issuer(cert));
+
+		/* list optional crlNumber */
+		if (serial.ptr)
+		{
+			fprintf(out, "  serial:    %#B\n", &serial);
+		}
+
+		/* count the number of revoked certificates */
+		{
+			int count = 0;
+			enumerator_t *enumerator = crl->create_enumerator(crl);
+
+			while (enumerator->enumerate(enumerator, NULL, NULL, NULL))
+			{
+				count++;
+			}
+			fprintf(out, "  revoked:   %d certificate%s\n", count,
+							(count == 1)? "" : "s");
+			enumerator->destroy(enumerator);
+		}
+
+		/* list validity */
+		cert->get_validity(cert, &now, &thisUpdate, &nextUpdate);
+		fprintf(out, "  updates:   this %#T\n",  &thisUpdate, utc);
+		fprintf(out, "             next %#T, ", &nextUpdate, utc);
+		if (now > nextUpdate)
+		{
+			fprintf(out, "expired (%#V ago)\n", &now, &nextUpdate);
+		}
+		else
+		{
+			fprintf(out, "ok");
+			if (now > nextUpdate - CRL_WARNING_INTERVAL * 60 * 60 * 24)
+			{
+				fprintf(out, " (expires in %#V)", &now, &nextUpdate);
+			}
+			fprintf(out, " \n");
+		}
+
+		/* list optional authorityKeyIdentifier */
+		if (authkey)
+		{
+			fprintf(out, "  authkey:   %D\n", authkey);
+		}
+	}
+	enumerator->destroy(enumerator);
+}
+
+/**
+ * list all OCSP responses
+ */
+static void stroke_list_ocsp(linked_list_t* list, bool utc, FILE *out)
+{
+	bool first = TRUE;
+	enumerator_t *enumerator = list->create_enumerator(list);
+	certificate_t *cert;
+	
+	while (enumerator->enumerate(enumerator, (void**)&cert))
+	{
+		if (first)
+		{
+			fprintf(out, "\n");
+			fprintf(out, "List of OCSP responses:\n");
+			fprintf(out, "\n");
+			first = FALSE;
+		}
+
+		fprintf(out, "  signer:   \"%D\"\n", cert->get_issuer(cert));
+	}
+	enumerator->destroy(enumerator);
+}
+
+/**
+ * Implementation of stroke_list_t.list.
+ */
+static void list(private_stroke_list_t *this, stroke_msg_t *msg, FILE *out)
+{
+	linked_list_t *cert_list = NULL;
+
+	if (msg->list.flags & (LIST_CERTS | LIST_CACERTS | LIST_OCSPCERTS | LIST_AACERTS))
+	{
+		cert_list = create_unique_cert_list(CERT_X509);
+	}
+	if (msg->list.flags & LIST_CERTS)
+	{
+		stroke_list_certs(cert_list, "X.509 End Entity Certificates",
+						  0, msg->list.utc, out);
+	}
+	if (msg->list.flags & LIST_CACERTS)
+	{
+		stroke_list_certs(cert_list, "X.509 CA Certificates",
+						  X509_CA, msg->list.utc, out);
+	}
+	if (msg->list.flags & LIST_OCSPCERTS)
+	{
+		stroke_list_certs(cert_list, "X.509 OCSP Signer Certificates",
+						  X509_OCSP_SIGNER, msg->list.utc, out);
+	}
+	if (msg->list.flags & LIST_AACERTS)
+	{
+		stroke_list_certs(cert_list, "X.509 AA Certificates",
+						  X509_AA, msg->list.utc, out);
+	}
+	if (msg->list.flags & LIST_ACERTS)
+	{
+		linked_list_t *ac_list = create_unique_cert_list(CERT_X509_AC);
+
+		stroke_list_acerts(ac_list, msg->list.utc, out);
+		ac_list->destroy_offset(ac_list, offsetof(certificate_t, destroy)); 
+	}
+	if (msg->list.flags & LIST_CRLS)
+	{
+		linked_list_t *crl_list = create_unique_cert_list(CERT_X509_CRL);
+
+		stroke_list_crls(crl_list, msg->list.utc, out);
+		crl_list->destroy_offset(crl_list, offsetof(certificate_t, destroy)); 
+	}
+	if (msg->list.flags & LIST_OCSP)
+	{
+		linked_list_t *ocsp_list = create_unique_cert_list(CERT_X509_OCSP_RESPONSE);
+
+		stroke_list_ocsp(ocsp_list, msg->list.utc, out);
+		ocsp_list->destroy_offset(ocsp_list, offsetof(certificate_t, destroy)); 
+	}
+	DESTROY_OFFSET_IF(cert_list, offsetof(certificate_t, destroy));
+}
+
+/**
+ * Implementation of stroke_list_t.destroy
+ */
+static void destroy(private_stroke_list_t *this)
+{
+	free(this);
+}
+
+/*
+ * see header file
+ */
+stroke_list_t *stroke_list_create()
+{
+	private_stroke_list_t *this = malloc_thing(private_stroke_list_t);
+	
+	this->public.list = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out))list;
+	this->public.status = (void(*)(stroke_list_t*, stroke_msg_t *msg, FILE *out,bool))status;
+	this->public.destroy = (void(*)(stroke_list_t*))destroy;
+	
+	this->uptime = time(NULL);
+	
+	return &this->public;
+}
+