Commit 7832d6ab authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

PR: 2506 

Submitted by: Robin Seggelmann <seggelmann@fh-muenster.de>
Reviewed by: steve

Fully implement SSL_clear for DTLS.
parent ee4b5ceb

ssl/d1_lib.c

+44 −8
Original line number Diff line number Diff line
@@ -129,26 +129,22 @@ int dtls1_new(SSL *s) 
	return(1);

	}



void dtls1_free(SSL *s)

static void dtls1_clear_queues(SSL *s)

	{

    pitem *item = NULL;

    hm_fragment *frag = NULL;

	

	ssl3_free(s);



    while( (item = pqueue_pop(s->d1->unprocessed_rcds.q)) != NULL)

        {

        OPENSSL_free(item->data);

        pitem_free(item);

        }

    pqueue_free(s->d1->unprocessed_rcds.q);



    while( (item = pqueue_pop(s->d1->processed_rcds.q)) != NULL)

        {

        OPENSSL_free(item->data);

        pitem_free(item);

        }

    pqueue_free(s->d1->processed_rcds.q);



    while( (item = pqueue_pop(s->d1->buffered_messages)) != NULL)

        {
@@ -157,7 +153,6 @@ void dtls1_free(SSL *s) 
        OPENSSL_free(frag);

        pitem_free(item);

        }

    pqueue_free(s->d1->buffered_messages);



    while ( (item = pqueue_pop(s->d1->sent_messages)) != NULL)

        {
@@ -166,7 +161,6 @@ void dtls1_free(SSL *s) 
        OPENSSL_free(frag);

        pitem_free(item);

        }

	pqueue_free(s->d1->sent_messages);



	while ( (item = pqueue_pop(s->d1->buffered_app_data.q)) != NULL)

		{
@@ -175,6 +169,18 @@ void dtls1_free(SSL *s) 
		OPENSSL_free(frag);

		pitem_free(item);

		}

	}



void dtls1_free(SSL *s)

	{

	ssl3_free(s);



	dtls1_clear_queues(s);



    pqueue_free(s->d1->unprocessed_rcds.q);

    pqueue_free(s->d1->processed_rcds.q);

    pqueue_free(s->d1->buffered_messages);

	pqueue_free(s->d1->sent_messages);

	pqueue_free(s->d1->buffered_app_data.q);



	OPENSSL_free(s->d1);
@@ -182,6 +188,36 @@ void dtls1_free(SSL *s) 


void dtls1_clear(SSL *s)

	{

    pqueue unprocessed_rcds;

    pqueue processed_rcds;

    pqueue buffered_messages;

	pqueue sent_messages;

	pqueue buffered_app_data;

	

	if (s->d1)

		{

		unprocessed_rcds = s->d1->unprocessed_rcds.q;

		processed_rcds = s->d1->processed_rcds.q;

		buffered_messages = s->d1->buffered_messages;

		sent_messages = s->d1->sent_messages;

		buffered_app_data = s->d1->buffered_app_data.q;



		dtls1_clear_queues(s);



		memset(s->d1, 0, sizeof(*(s->d1)));



		if (s->server)

			{

			s->d1->cookie_len = sizeof(s->d1->cookie);

			}



		s->d1->unprocessed_rcds.q = unprocessed_rcds;

		s->d1->processed_rcds.q = processed_rcds;

		s->d1->buffered_messages = buffered_messages;

		s->d1->sent_messages = sent_messages;

		s->d1->buffered_app_data.q = buffered_app_data;

		}



	ssl3_clear(s);

	if (s->options & SSL_OP_CISCO_ANYCONNECT)

		s->version=DTLS1_BAD_VER;