From: Antonio Quartulli Date: Wed, 9 Oct 2019 14:34:14 +0000 (+0200) Subject: maddr: create helper function to populate maddr object from eth_addr X-Git-Tag: v2.5_beta1~265 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e27e47d631f61ee3f9234dd076389232495e714;p=thirdparty%2Fopenvpn.git maddr: create helper function to populate maddr object from eth_addr Signed-off-by: Antonio Quartulli Acked-by: Gert Doering Message-Id: <20191009143422.9419-2-a@unstable.cc> URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg18921.html Signed-off-by: Gert Doering --- diff --git a/src/openvpn/mroute.c b/src/openvpn/mroute.c index db8c98764..c52ef7b1b 100644 --- a/src/openvpn/mroute.c +++ b/src/openvpn/mroute.c @@ -247,6 +247,16 @@ mroute_extract_addr_ip(struct mroute_addr *src, struct mroute_addr *dest, return ret; } +static void +mroute_copy_ether_to_addr(struct mroute_addr *maddr, + const uint8_t *ether_addr) +{ + maddr->type = MR_ADDR_ETHER; + maddr->netbits = 0; + maddr->len = OPENVPN_ETH_ALEN; + memcpy(maddr->eth_addr, ether_addr, OPENVPN_ETH_ALEN); +} + unsigned int mroute_extract_addr_ether(struct mroute_addr *src, struct mroute_addr *dest, @@ -260,17 +270,11 @@ mroute_extract_addr_ether(struct mroute_addr *src, const struct openvpn_ethhdr *eth = (const struct openvpn_ethhdr *) BPTR(buf); if (src) { - src->type = MR_ADDR_ETHER; - src->netbits = 0; - src->len = 6; - memcpy(src->eth_addr, eth->source, sizeof(dest->eth_addr)); + mroute_copy_ether_to_addr(src, eth->source); } if (dest) { - dest->type = MR_ADDR_ETHER; - dest->netbits = 0; - dest->len = 6; - memcpy(dest->eth_addr, eth->dest, sizeof(dest->eth_addr)); + mroute_copy_ether_to_addr(dest, eth->dest); /* ethernet broadcast/multicast packet? */ if (is_mac_mcast_addr(eth->dest))