gnrc: integrate NIB for testing

RIOT-OS · Oct 9, 2017 · 58aad0d · 58aad0d
1 parent 06fe4d9
commit 58aad0d
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Showing 4 changed files with 84 additions and 0 deletions.
diff --git a/sys/auto_init/auto_init.c b/sys/auto_init/auto_init.c
@@ -88,6 +88,11 @@
 #include "net/gcoap.h"
 #endif
 
+#ifdef MODULE_GNRC_IPV6_NIB
+#include "net/gnrc/ipv6/nib.h"
+#endif
+
+
 #define ENABLE_DEBUG (0)
 #include "debug.h"
 
@@ -157,6 +162,10 @@ void auto_init(void)
     extern void auto_init_devfs(void);
     auto_init_devfs();
 #endif
+#ifdef MODULE_GNRC_IPV6_NIB
+    DEBUG("Auto init gnrc_ipv6_nib module.\n");
+    gnrc_ipv6_nib_init();
+#endif
 
 /* initialize network devices */
 #ifdef MODULE_AUTO_INIT_GNRC_NETIF

diff --git a/sys/net/gnrc/network_layer/icmpv6/gnrc_icmpv6.c b/sys/net/gnrc/network_layer/icmpv6/gnrc_icmpv6.c
@@ -23,7 +23,11 @@
 #include "kernel_types.h"
 #include "net/ipv6/hdr.h"
 #include "net/gnrc.h"
+#ifndef MODULE_GNRC_IPV6_NIB
 #include "net/gnrc/ndp.h"
+#else
+#include "net/gnrc/ipv6/nib.h"
+#endif
 #include "net/protnum.h"
 #include "od.h"
 #include "utlist.h"
@@ -94,6 +98,7 @@ void gnrc_icmpv6_demux(kernel_pid_t iface, gnrc_pktsnip_t *pkt)
             break;
 #endif
 
+#ifndef MODULE_GNRC_IPV6_NIB
 #if (defined(MODULE_GNRC_NDP_ROUTER) || defined(MODULE_GNRC_SIXLOWPAN_ND_ROUTER))
         case ICMPV6_RTR_SOL:
             DEBUG("icmpv6: router solicitation received\n");
@@ -126,6 +131,18 @@ void gnrc_icmpv6_demux(kernel_pid_t iface, gnrc_pktsnip_t *pkt)
             DEBUG("icmpv6: redirect message received\n");
             /* TODO */
             break;
+#else   /* MODULE_GNRC_IPV6_NIB */
+        case ICMPV6_RTR_SOL:
+        case ICMPV6_RTR_ADV:
+        case ICMPV6_NBR_SOL:
+        case ICMPV6_NBR_ADV:
+        case ICMPV6_REDIRECT:
+        case ICMPV6_DAR:
+        case ICMPV6_DAC:
+            DEBUG("icmpv6: NDP message received. Handle with gnrc_ipv6_nib\n");
+            gnrc_ipv6_nib_handle_pkt(iface, ipv6->data, hdr, icmpv6->size);
+            break;
+#endif  /* MODULE_GNRC_IPV6_NIB */
 
         default:
             DEBUG("icmpv6: unknown type field %u\n", hdr->type);

diff --git a/sys/net/gnrc/network_layer/ipv6/gnrc_ipv6.c b/sys/net/gnrc/network_layer/ipv6/gnrc_ipv6.c
@@ -29,7 +29,11 @@
 #include "thread.h"
 #include "utlist.h"
 
+#ifndef MODULE_GNRC_IPV6_NIB
 #include "net/gnrc/ipv6/nc.h"
+#else
+#include "net/gnrc/ipv6/nib.h"
+#endif
 #include "net/gnrc/ipv6/netif.h"
 #include "net/gnrc/ipv6/whitelist.h"
 #include "net/gnrc/ipv6/blacklist.h"
@@ -286,6 +290,7 @@ static void *_event_loop(void *args)
                 msg_reply(&msg, &reply);
                 break;
 
+#ifndef MODULE_GNRC_IPV6_NIB
 #ifdef MODULE_GNRC_NDP
             case GNRC_NDP_MSG_RTR_TIMEOUT:
                 DEBUG("ipv6: Router timeout received\n");
@@ -361,6 +366,26 @@ static void *_event_loop(void *args)
                                                &(nc_entry->ipv6_addr), false);
                 break;
 #endif
+#else   /* MODULE_GNRC_IPV6_NIB */
+            case GNRC_IPV6_NIB_SND_UC_NS:
+            case GNRC_IPV6_NIB_SND_MC_NS:
+            case GNRC_IPV6_NIB_SND_NA:
+            case GNRC_IPV6_NIB_SEARCH_RTR:
+            case GNRC_IPV6_NIB_RECONFIRM_RTR:
+            case GNRC_IPV6_NIB_REPLY_RS:
+            case GNRC_IPV6_NIB_SND_MC_RA:
+            case GNRC_IPV6_NIB_REACH_TIMEOUT:
+            case GNRC_IPV6_NIB_DELAY_TIMEOUT:
+            case GNRC_IPV6_NIB_ADDR_REG_TIMEOUT:
+            case GNRC_IPV6_NIB_6LO_CTX_TIMEOUT:
+            case GNRC_IPV6_NIB_ABR_TIMEOUT:
+            case GNRC_IPV6_NIB_PFX_TIMEOUT:
+            case GNRC_IPV6_NIB_RTR_TIMEOUT:
+            case GNRC_IPV6_NIB_RECALC_REACH_TIME:
+                DEBUG("ipv6: NIB timer event received\n");
+                gnrc_ipv6_nib_handle_timer_event(msg.content.ptr, msg.type);
+                break;
+#endif  /* MODULE_GNRC_IPV6_NIB */
             default:
                 break;
         }
@@ -624,6 +649,7 @@ static void _send_multicast(kernel_pid_t iface, gnrc_pktsnip_t *pkt,
 #endif  /* GNRC_NETIF_NUMOF */
 }
 
+#ifndef MODULE_GNRC_IPV6_NIB
 static inline kernel_pid_t _next_hop_l2addr(uint8_t *l2addr, uint8_t *l2addr_len,
                                             kernel_pid_t iface, ipv6_addr_t *dst,
                                             gnrc_pktsnip_t *pkt)
@@ -653,6 +679,7 @@ static inline kernel_pid_t _next_hop_l2addr(uint8_t *l2addr, uint8_t *l2addr_len
 #endif
     return found_iface;
 }
+#endif   /* MODULE_GNRC_IPV6_NIB */
 
 static void _send(gnrc_pktsnip_t *pkt, bool prep_hdr)
 {
@@ -744,6 +771,7 @@ static void _send(gnrc_pktsnip_t *pkt, bool prep_hdr)
         }
     }
     else {
+#ifndef MODULE_GNRC_IPV6_NIB
         uint8_t l2addr_len = GNRC_IPV6_NC_L2_ADDR_MAX;
         uint8_t l2addr[l2addr_len];
 
@@ -764,6 +792,27 @@ static void _send(gnrc_pktsnip_t *pkt, bool prep_hdr)
         }
 
         _send_unicast(iface, l2addr, l2addr_len, pkt);
+#else   /* MODULE_GNRC_IPV6_NIB */
+        gnrc_ipv6_nib_nc_t nce;
+        int res;
+
+        if ((res = gnrc_ipv6_nib_get_next_hop_l2addr(&hdr->dst, iface, pkt,
+                                                     &nce)) < 0) {
+            /* packet is released by NIB */
+            return;
+        }
+
+        if (prep_hdr) {
+            if (_fill_ipv6_hdr(iface, ipv6, payload) < 0) {
+                /* error on filling up header */
+                gnrc_pktbuf_release(pkt);
+                return;
+            }
+        }
+
+        _send_unicast(gnrc_ipv6_nib_nc_get_iface(&nce), nce.l2addr,
+                      nce.l2addr_len, pkt);
+#endif  /* MODULE_GNRC_IPV6_NIB */
     }
 }
 

diff --git a/sys/net/gnrc/network_layer/ipv6/netif/gnrc_ipv6_netif.c b/sys/net/gnrc/network_layer/ipv6/netif/gnrc_ipv6_netif.c
@@ -25,6 +25,9 @@
 
 #include "net/eui64.h"
 #include "net/ipv6/addr.h"
+#ifdef MODULE_GNRC_IPV6_NIB
+#include "net/gnrc/ipv6/nib.h"
+#endif
 #include "net/gnrc/ndp.h"
 #include "net/gnrc/netapi.h"
 #include "net/gnrc/netif.h"
@@ -173,9 +176,11 @@ static void _ipv6_netif_remove(gnrc_ipv6_netif_t *entry)
         return;
     }
 
+#ifndef MODULE_GNRC_IPV6_NIB
 #ifdef MODULE_GNRC_NDP
     gnrc_ndp_netif_remove(entry);
 #endif
+#endif  /* MODULE_GNRC_IPV6_NIB */
 
     mutex_lock(&entry->mutex);
     xtimer_remove(&entry->rtr_sol_timer);
@@ -235,9 +240,13 @@ void gnrc_ipv6_netif_add(kernel_pid_t pid)
 
     mutex_unlock(&free_entry->mutex);
 
+#ifndef MODULE_GNRC_IPV6_NIB
 #ifdef MODULE_GNRC_NDP
     gnrc_ndp_netif_add(free_entry);
 #endif
+#else   /* MODULE_GNRC_IPV6_NIB */
+    gnrc_ipv6_nib_init_iface(pid);
+#endif  /* MODULE_GNRC_IPV6_NIB */
 
     DEBUG(" * pid = %" PRIkernel_pid "  ", free_entry->pid);
     DEBUG("cur_hl = %d  ", free_entry->cur_hl);