mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-27 17:18:53 +00:00
114 lines
3.8 KiB
Diff
114 lines
3.8 KiB
Diff
ip_config.patch
|
|
|
|
From: Sebastian Sumpf <sebastian.sumpf@genode-labs.com>
|
|
|
|
|
|
---
|
|
net/ipv4/ipconfig.c | 55 ++++++++++++++++++++++++++++++++++++++++++---------
|
|
1 file changed, 45 insertions(+), 10 deletions(-)
|
|
|
|
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
|
|
index 0bc7412..a92c6e3 100644
|
|
--- a/net/ipv4/ipconfig.c
|
|
+++ b/net/ipv4/ipconfig.c
|
|
@@ -133,7 +133,7 @@ int ic_proto_enabled __initdata = 0
|
|
static int ic_host_name_set __initdata; /* Host name set by us? */
|
|
|
|
__be32 ic_myaddr = NONE; /* My IP address */
|
|
-static __be32 ic_netmask = NONE; /* Netmask for local subnet */
|
|
+__be32 ic_netmask = NONE; /* Netmask for local subnet */
|
|
__be32 ic_gateway = NONE; /* Gateway IP address */
|
|
|
|
__be32 ic_addrservaddr = NONE; /* IP Address of the IP addresses'server */
|
|
@@ -153,7 +153,7 @@ static char dhcp_client_identifier[253] __initdata;
|
|
/* Persistent data: */
|
|
|
|
static int ic_proto_used; /* Protocol used, if any */
|
|
-static __be32 ic_nameservers[CONF_NAMESERVERS_MAX]; /* DNS Server IP addresses */
|
|
+__be32 ic_nameservers[CONF_NAMESERVERS_MAX]; /* DNS Server IP addresses */
|
|
static u8 ic_domain[64]; /* DNS (not NIS) domain name */
|
|
|
|
/*
|
|
@@ -435,6 +435,33 @@ static int __init ic_setup_routes(void)
|
|
return 0;
|
|
}
|
|
|
|
+static int __init ic_delete_routes(void)
|
|
+{
|
|
+ /* No need to delete device routes, only the default route... */
|
|
+
|
|
+ if (ic_gateway != NONE) {
|
|
+ struct rtentry rm;
|
|
+ int err;
|
|
+
|
|
+ memset(&rm, 0, sizeof(rm));
|
|
+ if ((ic_gateway ^ ic_myaddr) & ic_netmask) {
|
|
+ pr_err("IP-Config: Gateway not on directly connected network\n");
|
|
+ return -1;
|
|
+ }
|
|
+ set_sockaddr((struct sockaddr_in *) &rm.rt_dst, 0, 0);
|
|
+ set_sockaddr((struct sockaddr_in *) &rm.rt_genmask, 0, 0);
|
|
+ set_sockaddr((struct sockaddr_in *) &rm.rt_gateway, ic_gateway, 0);
|
|
+ rm.rt_flags = RTF_UP | RTF_GATEWAY;
|
|
+ if ((err = ic_route_ioctl(SIOCDELRT, &rm)) < 0) {
|
|
+ pr_err("IP-Config: Cannot delete default route (%d)\n",
|
|
+ err);
|
|
+ return -1;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
/*
|
|
* Fill in default values for all missing parameters.
|
|
*/
|
|
@@ -1531,24 +1558,24 @@ static int __init ip_auto_config(void)
|
|
*/
|
|
pr_info("IP-Config: Complete:\n");
|
|
|
|
- pr_info(" device=%s, hwaddr=%*phC, ipaddr=%pI4, mask=%pI4, gw=%pI4\n",
|
|
- ic_dev->name, ic_dev->addr_len, ic_dev->dev_addr,
|
|
- &ic_myaddr, &ic_netmask, &ic_gateway);
|
|
+ pr_info(" device=%s, len=%u hwaddr=" MAC_FMT ", ipaddr=" IP_FMT ", mask=" IP_FMT " , gw=" IP_FMT "\n",
|
|
+ ic_dev->name, ic_dev->addr_len, MAC_ARG(ic_dev->dev_addr),
|
|
+ IP_ARG(ic_myaddr), IP_ARG(ic_netmask), IP_ARG(ic_gateway));
|
|
pr_info(" host=%s, domain=%s, nis-domain=%s\n",
|
|
utsname()->nodename, ic_domain, utsname()->domainname);
|
|
- pr_info(" bootserver=%pI4, rootserver=%pI4, rootpath=%s",
|
|
- &ic_servaddr, &root_server_addr, root_server_path);
|
|
+ pr_info(" bootserver=" IP_FMT ", rootserver=" IP_FMT ", rootpath=%s\n",
|
|
+ IP_ARG(ic_servaddr), IP_ARG(root_server_addr), root_server_path);
|
|
if (ic_dev_mtu)
|
|
pr_cont(", mtu=%d", ic_dev_mtu);
|
|
for (i = 0; i < CONF_NAMESERVERS_MAX; i++)
|
|
if (ic_nameservers[i] != NONE) {
|
|
- pr_info(" nameserver%u=%pI4",
|
|
- i, &ic_nameservers[i]);
|
|
+ pr_info(" nameserver%u=" IP_FMT,
|
|
+ i, IP_ARG(ic_nameservers[i]));
|
|
break;
|
|
}
|
|
for (i++; i < CONF_NAMESERVERS_MAX; i++)
|
|
if (ic_nameservers[i] != NONE)
|
|
- pr_cont(", nameserver%u=%pI4", i, &ic_nameservers[i]);
|
|
+ pr_cont(", nameserver%u=" IP_FMT, i, IP_ARG(ic_nameservers[i]));
|
|
pr_cont("\n");
|
|
#endif /* !SILENT */
|
|
|
|
@@ -1621,6 +1648,14 @@ static int __init ip_auto_config_setup(char *addrs)
|
|
ic_set_manually = 1;
|
|
ic_enable = 1;
|
|
|
|
+ ic_delete_routes();
|
|
+
|
|
+ ic_myaddr = NONE;
|
|
+ ic_netmask = NONE;
|
|
+ ic_gateway = NONE;
|
|
+ ic_servaddr = NONE;
|
|
+ ic_got_reply = 0;
|
|
+
|
|
/*
|
|
* If any dhcp, bootp etc options are set, leave autoconfig on
|
|
* and skip the below static IP processing.
|