- int ret, sat, brw, i;
-
- if (sizeof(long) == 8)
- do {
- const union {
- long one;
- char little;
- } is_endian = {
- 1
- };
- long l;
-
- if (is_endian.little)
- break;
- /* not reached on little-endians */
- /*
- * following test is redundant, because input is always aligned,
- * but I take no chances...
- */
- if (((size_t)v1 | (size_t)v2) & 0x7)
- break;
-
- l = *((long *)v1);
- l -= *((long *)v2);
- if (l > 128)
- return 128;
- else if (l < -128)
- return -128;
- else
- return (int)l;
- } while (0);
-
- ret = (int)v1[7] - (int)v2[7];
- sat = 0;
- brw = ret >> 8; /* brw is either 0 or -1 */
- if (ret & 0x80) {
- for (i = 6; i >= 0; i--) {
- brw += (int)v1[i] - (int)v2[i];
- sat |= ~brw;
- brw >>= 8;
+ DTLS_RECORD_LAYER *d;
+
+ if ((d = OPENSSL_malloc(sizeof *d)) == NULL) {
+ return (0);
+ }
+
+
+ rl->d = d;
+
+ d->unprocessed_rcds.q = pqueue_new();
+ d->processed_rcds.q = pqueue_new();
+ d->buffered_app_data.q = pqueue_new();
+
+ if (!d->unprocessed_rcds.q || !d->processed_rcds.q
+ || !d->buffered_app_data.q) {
+ if (d->unprocessed_rcds.q)
+ pqueue_free(d->unprocessed_rcds.q);
+ if (d->processed_rcds.q)
+ pqueue_free(d->processed_rcds.q);
+ if (d->buffered_app_data.q)
+ pqueue_free(d->buffered_app_data.q);
+ OPENSSL_free(d);
+ rl->d = NULL;
+ return (0);
+ }
+
+ return 1;
+}
+
+void DTLS_RECORD_LAYER_free(RECORD_LAYER *rl)
+{
+ DTLS_RECORD_LAYER_clear(rl);
+ pqueue_free(rl->d->unprocessed_rcds.q);
+ pqueue_free(rl->d->processed_rcds.q);
+ pqueue_free(rl->d->buffered_app_data.q);
+ OPENSSL_free(rl->d);
+ rl->d = NULL;
+}
+
+void DTLS_RECORD_LAYER_clear(RECORD_LAYER *rl)
+{
+ DTLS_RECORD_LAYER *d;
+ pitem *item = NULL;
+ DTLS1_RECORD_DATA *rdata;
+ pqueue unprocessed_rcds;
+ pqueue processed_rcds;
+ pqueue buffered_app_data;
+
+ d = rl->d;
+
+ while ((item = pqueue_pop(d->unprocessed_rcds.q)) != NULL) {
+ rdata = (DTLS1_RECORD_DATA *)item->data;
+ if (rdata->rbuf.buf) {
+ OPENSSL_free(rdata->rbuf.buf);