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diff -up openssl-1.0.1e/ssl/d1_pkt.c.dtls1-reads openssl-1.0.1e/ssl/d1_pkt.c
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--- openssl-1.0.1e/ssl/d1_pkt.c.dtls1-reads 2015-01-12 17:31:41.647213706 +0100
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+++ openssl-1.0.1e/ssl/d1_pkt.c 2015-01-12 17:38:21.708261411 +0100
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@@ -641,8 +641,6 @@ again:
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/* now s->packet_length == DTLS1_RT_HEADER_LENGTH */
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i=rr->length;
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n=ssl3_read_n(s,i,i,1);
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- if (n <= 0) return(n); /* error or non-blocking io */
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-
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/* this packet contained a partial record, dump it */
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if ( n != i)
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{
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@@ -677,7 +675,8 @@ again:
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* would be dropped unnecessarily.
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*/
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if (!(s->d1->listen && rr->type == SSL3_RT_HANDSHAKE &&
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- *p == SSL3_MT_CLIENT_HELLO) &&
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+ s->packet_length > DTLS1_RT_HEADER_LENGTH &&
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+ s->packet[DTLS1_RT_HEADER_LENGTH] == SSL3_MT_CLIENT_HELLO) &&
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!dtls1_record_replay_check(s, bitmap))
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{
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rr->length = 0;
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diff -up openssl-1.0.1e/ssl/s3_pkt.c.dtls1-reads openssl-1.0.1e/ssl/s3_pkt.c
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--- openssl-1.0.1e/ssl/s3_pkt.c.dtls1-reads 2015-01-12 17:31:41.680214453 +0100
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+++ openssl-1.0.1e/ssl/s3_pkt.c 2015-01-12 17:38:06.721922482 +0100
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@@ -182,6 +182,8 @@ int ssl3_read_n(SSL *s, int n, int max,
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* at once (as long as it fits into the buffer). */
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if (SSL_version(s) == DTLS1_VERSION || SSL_version(s) == DTLS1_BAD_VER)
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{
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+ if (left == 0 && extend)
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+ return 0;
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if (left > 0 && n > left)
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n = left;
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}
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