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-rw-r--r--src/ipcpd/normal/CMakeLists.txt5
-rw-r--r--src/ipcpd/normal/pol/link_state.c56
-rw-r--r--src/ipcpd/normal/pol/link_state.proto29
3 files changed, 24 insertions, 66 deletions
diff --git a/src/ipcpd/normal/CMakeLists.txt b/src/ipcpd/normal/CMakeLists.txt
index de0cd4af..087422d9 100644
--- a/src/ipcpd/normal/CMakeLists.txt
+++ b/src/ipcpd/normal/CMakeLists.txt
@@ -19,9 +19,6 @@ protobuf_generate_c(ENROLL_PROTO_SRCS ENROLL_PROTO_HDRS enroll.proto
${CMAKE_SOURCE_DIR}/src/lib/ipcp_config.proto)
protobuf_generate_c(KAD_PROTO_SRCS KAD_PROTO_HDRS kademlia.proto)
-# Add GPB sources of policies last
-protobuf_generate_c(LS_PROTO_SRCS LS_PROTO_HDRS pol/link_state.proto)
-
math(EXPR PFT_EXPR "1 << 12")
set(PFT_SIZE ${PFT_EXPR} CACHE STRING
"Size of the PDU forwarding table")
@@ -49,7 +46,7 @@ set(SOURCE_FILES
)
add_executable(ipcpd-normal ${SOURCE_FILES} ${IPCP_SOURCES}
- ${FLOW_ALLOC_SRCS} ${LS_PROTO_SRCS} ${KAD_PROTO_SRCS} ${ENROLL_PROTO_SRCS})
+ ${FLOW_ALLOC_SRCS} ${KAD_PROTO_SRCS} ${ENROLL_PROTO_SRCS})
target_link_libraries(ipcpd-normal LINK_PUBLIC ouroboros-dev)
include(AddCompileFlags)
diff --git a/src/ipcpd/normal/pol/link_state.c b/src/ipcpd/normal/pol/link_state.c
index 00c72069..5d16f5c3 100644
--- a/src/ipcpd/normal/pol/link_state.c
+++ b/src/ipcpd/normal/pol/link_state.c
@@ -26,6 +26,7 @@
#define OUROBOROS_PREFIX "link-state-routing"
+#include <ouroboros/endian.h>
#include <ouroboros/dev.h>
#include <ouroboros/errno.h>
#include <ouroboros/fqueue.h>
@@ -48,19 +49,20 @@
#include <string.h>
#include <pthread.h>
-#include "link_state.pb-c.h"
-typedef LinkStateMsg link_state_msg_t;
-
#define RECALC_TIME 4
#define LS_UPDATE_TIME 15
#define LS_TIMEO 60
-#define LSM_MAX_LEN 128
#define LSDB "lsdb"
#ifndef CLOCK_REALTIME_COARSE
#define CLOCK_REALTIME_COARSE CLOCK_REALTIME
#endif
+struct lsa {
+ uint64_t d_addr;
+ uint64_t s_addr;
+} __attribute__((packed));
+
struct routing_i {
struct list_head next;
@@ -462,24 +464,16 @@ static void * calculate_pff(void * o)
static void send_lsm(uint64_t src,
uint64_t dst)
{
- uint8_t buf[LSM_MAX_LEN];
- link_state_msg_t lsm = LINK_STATE_MSG__INIT;
- size_t len;
+ struct lsa lsm;
struct list_head * p;
- lsm.d_addr = dst;
- lsm.s_addr = src;
-
- len = link_state_msg__get_packed_size(&lsm);
-
- assert(len <= LSM_MAX_LEN);
-
- link_state_msg__pack(&lsm, buf);
+ lsm.d_addr = hton64(dst);
+ lsm.s_addr = hton64(src);
list_for_each(p, &ls.nbs) {
struct nb * nb = list_entry(p, struct nb, next);
if (nb->type == NB_MGMT)
- flow_write(nb->fd, buf, len);
+ flow_write(nb->fd, &lsm, sizeof(lsm));
}
}
@@ -570,12 +564,13 @@ static void forward_lsm(uint8_t * buf,
static void * lsreader(void * o)
{
- fqueue_t * fq;
- int ret;
- uint8_t buf[LSM_MAX_LEN];
- size_t len;
- int fd;
- qosspec_t qs;
+ fqueue_t * fq;
+ int ret;
+ uint8_t buf[sizeof(struct lsa)];
+ int fd;
+ qosspec_t qs;
+ struct lsa * msg;
+ size_t len;
(void) o;
@@ -596,20 +591,15 @@ static void * lsreader(void * o)
}
while ((fd = fqueue_next(fq)) >= 0) {
- link_state_msg_t * msg;
- len = flow_read(fd, buf, LSM_MAX_LEN);
- if (len <= 0)
- continue;
-
- msg = link_state_msg__unpack(NULL, len, buf);
- if (msg == NULL) {
- log_dbg("Failed to unpack link state message.");
+ len = flow_read(fd, buf, sizeof(*msg));
+ if (len <= 0 || len != sizeof(*msg))
continue;
- }
- lsdb_add_link(msg->s_addr, msg->d_addr, &qs);
+ msg = (struct lsa *) buf;
- link_state_msg__free_unpacked(msg, NULL);
+ lsdb_add_link(ntoh64(msg->s_addr),
+ ntoh64(msg->d_addr),
+ &qs);
forward_lsm(buf, len, fd);
}
diff --git a/src/ipcpd/normal/pol/link_state.proto b/src/ipcpd/normal/pol/link_state.proto
deleted file mode 100644
index 4e2280b0..00000000
--- a/src/ipcpd/normal/pol/link_state.proto
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Ouroboros - Copyright (C) 2016 - 2017
- *
- * Link State message
- *
- * Dimitri Staessens <dimitri.staessens@ugent.be>
- * Sander Vrijders <sander.vrijders@ugent.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., http://www.fsf.org/about/contact/.
- */
-
-syntax = "proto2";
-
-message link_state_msg {
- required uint64 d_addr = 1;
- required uint64 s_addr = 2;
- /* Add QoS parameters of link here */
-};