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eigrpd: Use EIGRP_PACKET_MTU(mtu) macro

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Signed-off-by: Piotr Jurkiewicz <piotr.jerzy.jurkiewicz@gmail.com>
This commit is contained in:
Piotr Jurkiewicz 2018-05-03 22:07:54 +02:00
parent ca83a1ab22
commit 9378632f04
8 changed files with 13 additions and 10 deletions
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2
eigrpd/eigrp_hello.c
View File

@ -630,7 +630,7 @@ static struct eigrp_packet *eigrp_hello_encode(struct eigrp_interface *ei,
uint16_t length = EIGRP_HEADER_LEN;
// allocate a new packet to be sent
ep = eigrp_packet_new(ei->ifp->mtu - sizeof(struct ip), NULL);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(ei->ifp->mtu), NULL);
if (ep) {
// encode common header feilds

2
eigrpd/eigrp_macros.h
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@ -35,6 +35,8 @@
//--------------------------------------------------------------------------
#define EIGRP_PACKET_MTU(mtu) ((mtu) - (sizeof(struct ip)))
/* Topology Macros */

3
eigrpd/eigrp_packet.c
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@ -51,6 +51,7 @@
#include "eigrpd/eigrp_zebra.h"
#include "eigrpd/eigrp_vty.h"
#include "eigrpd/eigrp_dump.h"
#include "eigrpd/eigrp_macros.h"
#include "eigrpd/eigrp_network.h"
#include "eigrpd/eigrp_topology.h"
#include "eigrpd/eigrp_fsm.h"
@ -1088,7 +1089,7 @@ struct eigrp_packet *eigrp_packet_duplicate(struct eigrp_packet *old,
{
struct eigrp_packet *new;
new = eigrp_packet_new(nbr->ei->ifp->mtu - sizeof(struct ip), nbr);
new = eigrp_packet_new(EIGRP_PACKET_MTU(nbr->ei->ifp->mtu), nbr);
new->length = old->length;
new->retrans_counter = old->retrans_counter;
new->dst = old->dst;

2
eigrpd/eigrp_query.c
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@ -167,7 +167,7 @@ void eigrp_send_query(struct eigrp_interface *ei)
struct eigrp_prefix_entry *pe;
bool has_tlv = false;
bool new_packet = true;
uint16_t eigrp_mtu = ei->ifp->mtu - sizeof(struct ip);
uint16_t eigrp_mtu = EIGRP_PACKET_MTU(ei->ifp->mtu);
for (ALL_LIST_ELEMENTS(ei->eigrp->topology_changes_internalIPV4, node,
nnode, pe)) {

2
eigrpd/eigrp_reply.c
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@ -85,7 +85,7 @@ void eigrp_send_reply(struct eigrp_neighbor *nbr, struct eigrp_prefix_entry *pe)
* End of filtering
*/
ep = eigrp_packet_new(ei->ifp->mtu - sizeof(struct ip), nbr);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(ei->ifp->mtu), nbr);
/* Prepare EIGRP INIT UPDATE header */
eigrp_packet_header_init(EIGRP_OPC_REPLY, eigrp, ep->s, 0,

2
eigrpd/eigrp_siaquery.c
View File

@ -119,7 +119,7 @@ void eigrp_send_siaquery(struct eigrp_neighbor *nbr,
struct eigrp_packet *ep;
uint16_t length = EIGRP_HEADER_LEN;
ep = eigrp_packet_new(nbr->ei->ifp->mtu - sizeof(struct ip), nbr);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(nbr->ei->ifp->mtu), nbr);
/* Prepare EIGRP INIT UPDATE header */
eigrp_packet_header_init(EIGRP_OPC_SIAQUERY, nbr->ei->eigrp, ep->s, 0,

2
eigrpd/eigrp_siareply.c
View File

@ -118,7 +118,7 @@ void eigrp_send_siareply(struct eigrp_neighbor *nbr,
struct eigrp_packet *ep;
uint16_t length = EIGRP_HEADER_LEN;
ep = eigrp_packet_new(nbr->ei->ifp->mtu - sizeof(struct ip), nbr);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(nbr->ei->ifp->mtu), nbr);
/* Prepare EIGRP INIT UPDATE header */
eigrp_packet_header_init(EIGRP_OPC_SIAREPLY, nbr->ei->eigrp, ep->s, 0,

8
eigrpd/eigrp_update.c
View File

@ -420,7 +420,7 @@ void eigrp_update_send_init(struct eigrp_neighbor *nbr)
struct eigrp_packet *ep;
uint16_t length = EIGRP_HEADER_LEN;
ep = eigrp_packet_new(nbr->ei->ifp->mtu - sizeof(struct ip), nbr);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(nbr->ei->ifp->mtu), nbr);
/* Prepare EIGRP INIT UPDATE header */
if (IS_DEBUG_EIGRP_PACKET(0, RECV))
@ -533,7 +533,7 @@ void eigrp_update_send_EOT(struct eigrp_neighbor *nbr)
struct eigrp *eigrp = ei->eigrp;
struct prefix *dest_addr;
uint32_t seq_no = eigrp->sequence_number;
uint16_t eigrp_mtu = ei->ifp->mtu - sizeof(struct ip);
uint16_t eigrp_mtu = EIGRP_PACKET_MTU(ei->ifp->mtu);
struct route_node *rn;
ep = eigrp_packet_new(eigrp_mtu, nbr);
@ -604,7 +604,7 @@ void eigrp_update_send(struct eigrp_interface *ei)
struct eigrp *eigrp = ei->eigrp;
struct prefix *dest_addr;
uint32_t seq_no = eigrp->sequence_number;
uint16_t eigrp_mtu = ei->ifp->mtu - sizeof(struct ip);
uint16_t eigrp_mtu = EIGRP_PACKET_MTU(ei->ifp->mtu);
if (ei->nbrs->count == 0)
return;
@ -790,7 +790,7 @@ static void eigrp_update_send_GR_part(struct eigrp_neighbor *nbr)
}
}
ep = eigrp_packet_new(ei->ifp->mtu - sizeof(struct ip), nbr);
ep = eigrp_packet_new(EIGRP_PACKET_MTU(ei->ifp->mtu), nbr);
/* Prepare EIGRP Graceful restart UPDATE header */
eigrp_packet_header_init(EIGRP_OPC_UPDATE, eigrp, ep->s, flags,