Networking - Heaps of changes

[tpg/acess2.git] / Modules / IPStack / ipv4.c

diff --git a/Modules/IPStack/ipv4.c b/Modules/IPStack/ipv4.c
index eb7e51d..b77581e 100644 (file)
--- a/Modules/IPStack/ipv4.c
+++ b/Modules/IPStack/ipv4.c
@@ -71,6 +71,8 @@ int IPv4_SendPacket(tInterface *Iface, tIPv4 Address, int Protocol, int ID, int
        
        if( MAC_EQU(to, cMAC_ZERO) ) {
                // No route to host
+               Log_Notice("IPv4", "No route to host %i.%i.%i.%i",
+                       Address.B[0], Address.B[1], Address.B[2], Address.B[3]);
                return 0;
        }
        
@@ -79,8 +81,9 @@ int IPv4_SendPacket(tInterface *Iface, tIPv4 Address, int Protocol, int ID, int
                4, (tIPv4*)Iface->Address, &Address,
                Protocol, 0,
                Length, Data);
-       if(ret != 0) {
+       if(ret > 0) {
                // Just drop it (with an error)
+               Log_Notice("IPv4", "Firewall dropped packet");
                return 0;
        }
        
@@ -121,7 +124,7 @@ void IPv4_int_GetPacket(tAdapter *Adapter, tMacAddr From, int Length, void *Buff
        Uint8   *data;
         int    dataLength;
         int    ret;
-        
+       
        if(Length < sizeof(tIPv4Header))        return;
        
        #if 0
@@ -200,8 +203,12 @@ void IPv4_int_GetPacket(tAdapter *Adapter, tMacAddr From, int Length, void *Buff
        case 1:
                Log_Debug("IPv4", "Silently dropping packet");
                return ;
+       case -1:
+               // Bad rule
+               break ;
        // Unknown, silent drop
        default:
+               Log_Warning("IPv4", "Unknown firewall rule");
                return ;
        }