mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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d114db436c
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19368 3c298f89-4303-0410-b956-a3cf2f4a3e73
45 lines
1002 B
Diff
45 lines
1002 B
Diff
http://rt.openssl.org/Ticket/Display.html?id=1931&user=guest&pass=guest
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--- a/crypto/pqueue/pqueue.c
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+++ b/crypto/pqueue/pqueue.c
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@@ -234,3 +234,17 @@ pqueue_next(pitem **item)
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return ret;
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}
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+
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+int
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+pqueue_size(pqueue_s *pq)
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+{
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+ pitem *item = pq->items;
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+ int count = 0;
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+
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+ while(item != NULL)
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+ {
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+ count++;
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+ item = item->next;
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+ }
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+ return count;
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+}
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--- a/crypto/pqueue/pqueue.h
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+++ b/crypto/pqueue/pqueue.h
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@@ -91,5 +91,6 @@ pitem *pqueue_iterator(pqueue pq);
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pitem *pqueue_next(piterator *iter);
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void pqueue_print(pqueue pq);
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+int pqueue_size(pqueue pq);
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#endif /* ! HEADER_PQUEUE_H */
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--- a/ssl/d1_pkt.c
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+++ b/ssl/d1_pkt.c
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@@ -167,6 +167,10 @@ dtls1_buffer_record(SSL *s, record_pqueu
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DTLS1_RECORD_DATA *rdata;
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pitem *item;
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+ /* Limit the size of the queue to prevent DOS attacks */
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+ if (pqueue_size(queue->q) >= 100)
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+ return 0;
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+
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rdata = OPENSSL_malloc(sizeof(DTLS1_RECORD_DATA));
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item = pitem_new(priority, rdata);
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if (rdata == NULL || item == NULL)
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