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-rw-r--r--gatchat/ppp_ipcp.c25
-rw-r--r--gatchat/ppp_lcp.c18
2 files changed, 32 insertions, 11 deletions
diff --git a/gatchat/ppp_ipcp.c b/gatchat/ppp_ipcp.c
index 26092ded..74e7778f 100644
--- a/gatchat/ppp_ipcp.c
+++ b/gatchat/ppp_ipcp.c
@@ -101,6 +101,20 @@ static void ipcp_generate_config_options(struct ipcp_data *ipcp)
ipcp->options_len = len;
}
+static void ipcp_reset_config_options(struct ipcp_data *ipcp)
+{
+ ipcp->req_options = REQ_OPTION_IPADDR | REQ_OPTION_DNS1 |
+ REQ_OPTION_DNS2 | REQ_OPTION_NBNS1 |
+ REQ_OPTION_NBNS2;
+ ipcp->ipaddr = 0;
+ ipcp->dns1 = 0;
+ ipcp->dns2 = 0;
+ ipcp->nbns1 = 0;
+ ipcp->nbns2 = 0;
+
+ ipcp_generate_config_options(ipcp);
+}
+
static void ipcp_up(struct pppcp_data *pppcp)
{
struct ipcp_data *ipcp = pppcp_get_data(pppcp);
@@ -129,6 +143,10 @@ static void ipcp_up(struct pppcp_data *pppcp)
static void ipcp_down(struct pppcp_data *pppcp)
{
+ struct ipcp_data *ipcp = pppcp_get_data(pppcp);
+
+ ipcp_reset_config_options(ipcp);
+ pppcp_set_local_options(pppcp, ipcp->options, ipcp->options_len);
}
/*
@@ -307,12 +325,7 @@ struct pppcp_data *ipcp_new(GAtPPP *ppp)
}
pppcp_set_data(pppcp, ipcp);
-
- ipcp->req_options = REQ_OPTION_IPADDR | REQ_OPTION_DNS1 |
- REQ_OPTION_DNS2 | REQ_OPTION_NBNS1 |
- REQ_OPTION_NBNS2;
-
- ipcp_generate_config_options(ipcp);
+ ipcp_reset_config_options(ipcp);
pppcp_set_local_options(pppcp, ipcp->options, ipcp->options_len);
return pppcp;
diff --git a/gatchat/ppp_lcp.c b/gatchat/ppp_lcp.c
index 304a72c2..e945fea8 100644
--- a/gatchat/ppp_lcp.c
+++ b/gatchat/ppp_lcp.c
@@ -90,6 +90,14 @@ static void lcp_generate_config_options(struct lcp_data *lcp)
lcp->options_len = len;
}
+static void lcp_reset_config_options(struct lcp_data *lcp)
+{
+ lcp->req_options = REQ_OPTION_ACCM;
+ lcp->accm = 0;
+
+ lcp_generate_config_options(lcp);
+}
+
/*
* signal the Up event to the NCP
*/
@@ -103,7 +111,10 @@ static void lcp_up(struct pppcp_data *pppcp)
*/
static void lcp_down(struct pppcp_data *pppcp)
{
- /* XXX should implement a way to signal NCP */
+ struct lcp_data *lcp = pppcp_get_data(pppcp);
+
+ lcp_reset_local_options(lcp);
+ pppcp_set_local_options(pppcp, lcp->options, lcp->options_len);
}
/*
@@ -255,10 +266,7 @@ struct pppcp_data *lcp_new(GAtPPP *ppp)
pppcp_set_data(pppcp, lcp);
- lcp->req_options = REQ_OPTION_ACCM;
- lcp->accm = 0;
-
- lcp_generate_config_options(lcp);
+ lcp_reset_local_options(lcp);
pppcp_set_local_options(pppcp, lcp->options, lcp->options_len);
return pppcp;