fixed compile warnings when using -Wall

further CHILD_SA rekeying work done:
	creation of a new CHILD_SA on a expire from a kernel works
	delete of old CHILD_SA still missing
	some issues when both initiate rekeing

src/charon/config/connections/local_connection_store.c

@@ -218,7 +218,7 @@ static status_t add_connection(private_local_connection_store_t *this, connectio
 void log_connections(private_local_connection_store_t *this, logger_t *logger, char *name)
 {
 	iterator_t *iterator;
-	connection_t *current, *found = NULL;
+	connection_t *current;
 	
 	if (logger == NULL)
 	{

src/charon/config/credentials/local_credential_store.c

@@ -185,20 +185,19 @@ static void add_certificate(private_local_credential_store_t *this, x509_t *cert
 static void log_certificates(private_local_credential_store_t *this, logger_t *logger, bool utc)
 {
 	iterator_t *iterator = this->certs->create_iterator(this->certs, TRUE);
-
+	
 	if (iterator->get_count(iterator))
 	{
 		logger->log(logger, CONTROL, "");
 		logger->log(logger, CONTROL, "List of X.509 End Entity Certificates:");
 		logger->log(logger, CONTROL, "");
 	}
-
+	
 	while (iterator->has_next(iterator))
 	{
 		x509_t *cert;
-		rsa_private_key_t *key;
 		bool has_key;
-
+		
 		iterator->current(iterator, (void**)&cert);
 		has_key = has_rsa_private_key(this, cert->get_public_key(cert));
 		cert->log_certificate(cert, logger, utc, has_key);

src/charon/config/policies/local_policy_store.c

@@ -20,6 +20,8 @@
  * for more details.
  */
 
+#include <string.h>
+
 #include "local_policy_store.h"
 
 #include <utils/linked_list.h>

src/charon/config/policies/policy.c

@@ -20,6 +20,9 @@
  * for more details.
  */
 
+#include <time.h>
+#include <string.h>
+
 #include "policy.h"
 
 #include <utils/linked_list.h>
@@ -293,7 +296,8 @@ static void add_proposal(private_policy_t *this, proposal_t *proposal)
  */
 static u_int32_t get_soft_lifetime(policy_t *this)
 {
-	return 0; /*5 + random() % 5; */
+	srandom(time(NULL));
+	return 0; //5 + random() % 3;
 }
 
 /**
@@ -301,7 +305,7 @@ static u_int32_t get_soft_lifetime(policy_t *this)
  */
 static u_int32_t get_hard_lifetime(policy_t *this)
 {
-	return 0; /*20; */
+	return 0; //9;
 }
 
 /**

src/charon/config/proposal.c

@@ -258,7 +258,6 @@ static proposal_t *select_proposal(private_proposal_t *this, private_proposal_t
 	u_int16_t algo;
 	size_t key_size;
 	bool add;
-	u_int64_t spi;
 	
 	/* check protocol */
 	if (this->protocol != other->protocol)