diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/dhcp.c | 29 |
1 files changed, 23 insertions, 6 deletions
@@ -59,12 +59,29 @@ static void dhcp_free(struct connman_dhcp *dhcp) dhcp->pac = NULL; } -static void dhcp_invalid(struct connman_dhcp *dhcp) +/** + * dhcp_invalidate: Invalidate an existing DHCP lease + * @dhcp: pointer to the DHCP lease to invalidate. + * @callback: flag indicating whether or not to invoke the client callback + * if present. + * + * Invalidates an existing DHCP lease, optionally invoking the client + * callback. The caller may wish to avoid the client callback invocation + * when the invocation of that callback might otherwise unnecessarily upset + * service state due to the IP configuration change implied by this + * invalidation. + */ +static void dhcp_invalidate(struct connman_dhcp *dhcp, connman_bool_t callback) { struct connman_service *service; struct connman_ipconfig *ipconfig; int i; + DBG("dhcp %p callback %u", dhcp, callback); + + if (dhcp == NULL) + return; + service = __connman_service_lookup_from_network(dhcp->network); if (service == NULL) return; @@ -89,7 +106,7 @@ static void dhcp_invalid(struct connman_dhcp *dhcp) __connman_ipconfig_set_gateway(ipconfig, NULL); __connman_ipconfig_set_prefixlen(ipconfig, 0); - if (dhcp->callback != NULL) + if (dhcp->callback != NULL && callback) dhcp->callback(dhcp->network, FALSE); dhcp_free(dhcp); @@ -107,7 +124,7 @@ static void no_lease_cb(GDHCPClient *dhcp_client, gpointer user_data) DBG("No lease available"); - dhcp_invalid(dhcp); + dhcp_invalidate(dhcp, TRUE); } static void lease_lost_cb(GDHCPClient *dhcp_client, gpointer user_data) @@ -116,7 +133,7 @@ static void lease_lost_cb(GDHCPClient *dhcp_client, gpointer user_data) DBG("Lease lost"); - dhcp_invalid(dhcp); + dhcp_invalidate(dhcp, TRUE); } static void ipv4ll_lost_cb(GDHCPClient *dhcp_client, gpointer user_data) @@ -125,7 +142,7 @@ static void ipv4ll_lost_cb(GDHCPClient *dhcp_client, gpointer user_data) DBG("Lease lost"); - dhcp_invalid(dhcp); + dhcp_invalidate(dhcp, TRUE); } @@ -412,9 +429,9 @@ static void remove_network(gpointer user_data) DBG("dhcp %p", dhcp); + dhcp_invalidate(dhcp, FALSE); dhcp_release(dhcp); - dhcp_free(dhcp); g_free(dhcp); } |