Commit ad8cf851 authored by Juliusz Chroboczek's avatar Juliusz Chroboczek

Implement kernel_addresses for BSD.

parent 4e70b650
/* /*
Copyright (c) 2007 by Grégoire Henry Copyright (c) 2007 by Grégoire Henry
Copyright (c) 2008 by Juliusz Chroboczek Copyright (c) 2008, 2009 by Juliusz Chroboczek
Permission is hereby granted, free of charge, to any person obtaining a copy Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal of this software and associated documentation files (the "Software"), to deal
...@@ -37,6 +37,7 @@ THE SOFTWARE. ...@@ -37,6 +37,7 @@ THE SOFTWARE.
#include <sys/types.h> #include <sys/types.h>
#include <sys/sysctl.h> #include <sys/sysctl.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <ifaddrs.h>
#include <net/if.h> #include <net/if.h>
#include <net/if_dl.h> #include <net/if_dl.h>
#include <net/route.h> #include <net/route.h>
...@@ -46,6 +47,9 @@ THE SOFTWARE. ...@@ -46,6 +47,9 @@ THE SOFTWARE.
#include "kernel.h" #include "kernel.h"
#include "util.h" #include "util.h"
static const unsigned char v4prefix[16] =
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF, 0, 0, 0, 0 };
int export_table = -1, import_table = -1; int export_table = -1, import_table = -1;
int int
...@@ -612,8 +616,48 @@ int ...@@ -612,8 +616,48 @@ int
kernel_addresses(char *ifname, int ifindex, int ll, kernel_addresses(char *ifname, int ifindex, int ll,
struct kernel_route *routes, int maxroutes) struct kernel_route *routes, int maxroutes)
{ {
errno = ENOSYS; struct ifaddrs *ifa, *ifap;
int rc, i;
rc = getifaddrs(&ifa);
if(rc < 0)
return -1; return -1;
ifap = ifa;
i = 0;
while(ifap && i < maxroutes) {
if(ifap->ifa_name == NULL || strcmp(ifap->ifa_name, ifname) != 0)
goto next;
if(ifap->ifa_addr->sa_family == AF_INET6) {
struct sockaddr_in6 *sin6 = (struct sockaddr_in6*)ifap->ifa_addr;
if(!!ll != !!IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr))
goto next;
memcpy(routes[i].prefix, &sin6->sin6_addr, 16);
routes[i].plen = 128;
routes[i].metric = 0;
routes[i].ifindex = ifindex;
routes[i].proto = RTPROT_BABEL_LOCAL;
memset(routes[i].gw, 0, 16);
} else if(ifap->ifa_addr->sa_family == AF_INET) {
struct sockaddr_in *sin = (struct sockaddr_in*)ifap->ifa_addr;
if(ll)
goto next;
memcpy(routes[i].prefix, v4prefix, 12);
memcpy(routes[i].prefix + 12, &sin->sin_addr, 4);
routes[i].plen = 128;
routes[i].metric = 0;
routes[i].ifindex = ifindex;
routes[i].proto = RTPROT_BABEL_LOCAL;
memset(routes[i].gw, 0, 16);
}
next:
ifap = ifap->ifa_next;
i++;
}
freeifaddrs(ifa);
return i;
} }
int int
......
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