DTLS1_RT_HEADER_LENGTH
DTLS1_RT_HEADER_LENGTH - overhead;
curr_mtu = s->d1->mtu - DTLS1_RT_HEADER_LENGTH -
(s->packet_length < DTLS1_RT_HEADER_LENGTH)) {
n = ssl3_packet_read(s, DTLS1_RT_HEADER_LENGTH);
if (n != DTLS1_RT_HEADER_LENGTH)
n = ssl3_packet_extend(s, DTLS1_RT_HEADER_LENGTH + rr->length);
if (n != DTLS1_RT_HEADER_LENGTH + rr->length)
headerlen = DTLS1_RT_HEADER_LENGTH;
headerlen = DTLS1_RT_HEADER_LENGTH + 1;
#define DTLS_HM_OFFSET (DTLS1_RT_HEADER_LENGTH + DTLS1_HM_HEADER_LENGTH)