From 725713f74abce64cf122d33a3de2f7490a6b482b Mon Sep 17 00:00:00 2001 From: "Dr. Stephen Henson" Date: Wed, 7 Mar 2012 15:14:16 +0000 Subject: PR: 2755 Submitted by: Robin Seggelmann Reduce MTU after failed transmissions. [0.9.8 version of patch] --- crypto/bio/bio.h | 1 + crypto/bio/bss_dgram.c | 3 +++ 2 files changed, 4 insertions(+) (limited to 'crypto') diff --git a/crypto/bio/bio.h b/crypto/bio/bio.h index 6b2daa1f10..03bd3b2875 100644 --- a/crypto/bio/bio.h +++ b/crypto/bio/bio.h @@ -145,6 +145,7 @@ extern "C" { /* #endif */ #define BIO_CTRL_DGRAM_QUERY_MTU 40 /* as kernel for current MTU */ +#define BIO_CTRL_DGRAM_GET_FALLBACK_MTU 47 #define BIO_CTRL_DGRAM_GET_MTU 41 /* get cached value for MTU */ #define BIO_CTRL_DGRAM_SET_MTU 42 /* set cached value for * MTU. want to use this diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c index bfbcf9b5f8..e0327bdea6 100644 --- a/crypto/bio/bss_dgram.c +++ b/crypto/bio/bss_dgram.c @@ -494,6 +494,9 @@ static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr) ret = 0; #endif break; + case BIO_CTRL_DGRAM_GET_FALLBACK_MTU: + ret = 576 - 20 - 8; + break; case BIO_CTRL_DGRAM_GET_MTU: return data->mtu; break; -- cgit v1.2.3