Add more debug statements to DHCP library

diff --git a/gdhcp/client.c b/gdhcp/client.c
index a7bd88a..430ecc8 100644 (file)
--- a/gdhcp/client.c
+++ b/gdhcp/client.c
@@ -600,6 +600,9 @@ static gboolean request_timeout(gpointer user_data)
 {
        GDHCPClient *dhcp_client = user_data;
 
+       debug(dhcp_client, "request timeout (retries %d)",
+                                       dhcp_client->retry_times);
+
        dhcp_client->retry_times++;
 
        start_request(dhcp_client);
@@ -616,6 +619,9 @@ static int switch_listening_mode(GDHCPClient *dhcp_client,
        GIOChannel *listener_channel;
        int listener_sockfd;
 
+       debug(dhcp_client, "switch listening mode (%d ==> %d)",
+                               dhcp_client->listen_mode, listen_mode);
+
        if (dhcp_client->listen_mode == listen_mode)
                return 0;
 
@@ -665,6 +671,9 @@ static int switch_listening_mode(GDHCPClient *dhcp_client,
 
 static void start_request(GDHCPClient *dhcp_client)
 {
+       debug(dhcp_client, "start request (retries %d)",
+                                       dhcp_client->retry_times);
+
        if (dhcp_client->retry_times == REQUEST_RETRIES) {
                dhcp_client->state = INIT_SELECTING;
 
@@ -710,6 +719,8 @@ static uint32_t get_lease(struct dhcp_packet *packet)
 
 static void restart_dhcp(GDHCPClient *dhcp_client, int retry_times)
 {
+       debug(dhcp_client, "restart DHCP (retries %d)", retry_times);
+
        if (dhcp_client->timeout > 0) {
                g_source_remove(dhcp_client->timeout);
                dhcp_client->timeout = 0;
@@ -726,6 +737,8 @@ static gboolean start_rebound_timeout(gpointer user_data)
 {
        GDHCPClient *dhcp_client = user_data;
 
+       debug(dhcp_client, "start rebound timeout");
+
        switch_listening_mode(dhcp_client, L2);
 
        dhcp_client->lease_seconds >>= 1;
@@ -755,6 +768,8 @@ static gboolean start_rebound_timeout(gpointer user_data)
 
 static void start_rebound(GDHCPClient *dhcp_client)
 {
+       debug(dhcp_client, "start rebound");
+
        dhcp_client->state = REBINDING;
 
        dhcp_client->timeout = g_timeout_add_seconds_full(G_PRIORITY_HIGH,
@@ -768,6 +783,8 @@ static gboolean start_renew_timeout(gpointer user_data)
 {
        GDHCPClient *dhcp_client = user_data;
 
+       debug(dhcp_client, "start renew timeout");
+
        dhcp_client->state = RENEWING;
 
        dhcp_client->lease_seconds >>= 1;
@@ -791,6 +808,8 @@ static gboolean start_renew_timeout(gpointer user_data)
 
 static void start_bound(GDHCPClient *dhcp_client)
 {
+       debug(dhcp_client, "start bound");
+
        dhcp_client->state = BOUND;
 
        dhcp_client->timeout = g_timeout_add_seconds_full(G_PRIORITY_HIGH,
@@ -803,6 +822,8 @@ static gboolean restart_dhcp_timeout(gpointer user_data)
 {
        GDHCPClient *dhcp_client = user_data;
 
+       debug(dhcp_client, "restart DHCP timeout");
+
        dhcp_client->ack_retry_times++;
 
        restart_dhcp(dhcp_client, dhcp_client->ack_retry_times);