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Diffstat (limited to 'gdhcp/client.c')
-rw-r--r--gdhcp/client.c48
1 files changed, 46 insertions, 2 deletions
diff --git a/gdhcp/client.c b/gdhcp/client.c
index a1f03097..cd428cff 100644
--- a/gdhcp/client.c
+++ b/gdhcp/client.c
@@ -73,6 +73,7 @@ typedef enum _dhcp_client_state {
SOLICITATION,
REQUEST,
RENEW,
+ REBIND,
} ClientState;
struct _GDHCPClient {
@@ -123,6 +124,8 @@ struct _GDHCPClient {
gpointer request_data;
GDHCPClientEventFunc renew_cb;
gpointer renew_data;
+ GDHCPClientEventFunc rebind_cb;
+ gpointer rebind_data;
char *last_address;
unsigned char *duid;
int duid_len;
@@ -134,6 +137,7 @@ struct _GDHCPClient {
struct in6_addr ia_na;
struct in6_addr ia_ta;
time_t last_renew;
+ time_t last_rebind;
};
static inline void debug(GDHCPClient *client, const char *format, ...)
@@ -622,7 +626,8 @@ void g_dhcpv6_client_create_iaid(GDHCPClient *dhcp_client, int index,
}
int g_dhcpv6_client_get_timeouts(GDHCPClient *dhcp_client,
- uint32_t *T1, uint32_t *T2, time_t *last_renew)
+ uint32_t *T1, uint32_t *T2,
+ time_t *last_renew, time_t *last_rebind)
{
if (dhcp_client == NULL || dhcp_client->type == G_DHCP_IPV4)
return -EINVAL;
@@ -636,6 +641,9 @@ int g_dhcpv6_client_get_timeouts(GDHCPClient *dhcp_client,
if (last_renew != NULL)
*last_renew = dhcp_client->last_renew;
+ if (last_rebind != NULL)
+ *last_rebind = dhcp_client->last_rebind;
+
return 0;
}
@@ -799,6 +807,11 @@ static int send_dhcpv6_renew(GDHCPClient *dhcp_client)
return send_dhcpv6_msg(dhcp_client, DHCPV6_RENEW, "renew");
}
+static int send_dhcpv6_rebind(GDHCPClient *dhcp_client)
+{
+ return send_dhcpv6_msg(dhcp_client, DHCPV6_REBIND, "rebind");
+}
+
static int send_information_req(GDHCPClient *dhcp_client)
{
return send_dhcpv6_msg(dhcp_client, DHCPV6_INFORMATION_REQ,
@@ -870,7 +883,7 @@ GDHCPClient *g_dhcp_client_new(GDHCPType type,
dhcp_client->require_list = NULL;
dhcp_client->duid = NULL;
dhcp_client->duid_len = 0;
- dhcp_client->last_renew = time(0);
+ dhcp_client->last_renew = dhcp_client->last_rebind = time(0);
*error = G_DHCP_CLIENT_ERROR_NONE;
@@ -1980,6 +1993,7 @@ static gboolean listener_event(GIOChannel *channel, GIOCondition condition,
case INFORMATION_REQ:
case REQUEST:
case RENEW:
+ case REBIND:
if (dhcp_client->type != G_DHCP_IPV6)
return TRUE;
@@ -2026,6 +2040,11 @@ static gboolean listener_event(GIOChannel *channel, GIOCondition condition,
dhcp_client->renew_data);
return TRUE;
}
+ if (dhcp_client->rebind_cb != NULL) {
+ dhcp_client->rebind_cb(dhcp_client,
+ dhcp_client->rebind_data);
+ return TRUE;
+ }
break;
default:
break;
@@ -2159,6 +2178,16 @@ int g_dhcp_client_start(GDHCPClient *dhcp_client, const char *last_address)
return re;
}
send_dhcpv6_renew(dhcp_client);
+
+ } else if (dhcp_client->rebind_cb) {
+ dhcp_client->state = REBIND;
+ re = switch_listening_mode(dhcp_client, L3);
+ if (re != 0) {
+ switch_listening_mode(dhcp_client, L_NONE);
+ dhcp_client->state = 0;
+ return re;
+ }
+ send_dhcpv6_rebind(dhcp_client);
}
return 0;
@@ -2303,6 +2332,12 @@ void g_dhcp_client_register_event(GDHCPClient *dhcp_client,
dhcp_client->renew_cb = func;
dhcp_client->renew_data = data;
return;
+ case G_DHCP_CLIENT_EVENT_REBIND:
+ if (dhcp_client->type == G_DHCP_IPV4)
+ return;
+ dhcp_client->rebind_cb = func;
+ dhcp_client->rebind_data = data;
+ return;
}
}
@@ -2342,6 +2377,7 @@ char *g_dhcp_client_get_netmask(GDHCPClient *dhcp_client)
case SOLICITATION:
case REQUEST:
case RENEW:
+ case REBIND:
break;
}
return NULL;
@@ -2446,6 +2482,14 @@ void g_dhcpv6_client_reset_renew(GDHCPClient *dhcp_client)
dhcp_client->last_renew = time(0);
}
+void g_dhcpv6_client_reset_rebind(GDHCPClient *dhcp_client)
+{
+ if (dhcp_client == NULL || dhcp_client->type == G_DHCP_IPV4)
+ return;
+
+ dhcp_client->last_rebind = time(0);
+}
+
uint16_t g_dhcpv6_client_get_status(GDHCPClient *dhcp_client)
{
if (dhcp_client == NULL || dhcp_client->type == G_DHCP_IPV4)