Version 1.2.0

[l2tpns.git] / ppp.c

diff --git a/ppp.c b/ppp.c
index cf9122d..3136d30 100644 (file)
--- a/ppp.c
+++ b/ppp.c
@@ -1,5 +1,5 @@
 // L2TPNS PPP Stuff
 // L2TPNS PPP Stuff

-// $Id: ppp.c,v 1.1 2003-12-16 07:07:39 fred_nerk Exp $
+// $Id: ppp.c,v 1.4 2004-05-24 04:26:01 fred_nerk Exp $

 
 #include <stdio.h>
 #include <string.h>
 
 #include <stdio.h>
 #include <string.h>


@@ -11,16 +11,15 @@
 #include "plugin.h"
 #include "util.h"
 
 #include "plugin.h"
 #include "util.h"
 

-extern char debug;

 extern tunnelt *tunnel;
 extern sessiont *session;
 extern radiust *radius;
 extern tunnelt *tunnel;
 extern sessiont *session;
 extern radiust *radius;

-extern u16 tapmac[3];

 extern int tapfd;
 extern char hostname[1000];
 extern struct Tstats *_statistics;
 extern unsigned long eth_tx;
 extern time_t time_now;
 extern int tapfd;
 extern char hostname[1000];
 extern struct Tstats *_statistics;
 extern unsigned long eth_tx;
 extern time_t time_now;

+extern struct configt *config;

 
 // Process PAP messages
 void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)
 
 // Process PAP messages
 void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)


@@ -77,7 +76,7 @@ void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)
                p[4] = 0;               // no message
                if (session[s].ip)
                {
                p[4] = 0;               // no message
                if (session[s].ip)
                {

-                   log(3, session[s].ip, s, t, "%d Already an IP allocated: %s (%d)\n", getpid(), inet_toa(htonl(session[s].ip)), session[s].ip);
+                   log(3, session[s].ip, s, t, "%d Already an IP allocated: %s (%d)\n", getpid(), inet_toa(htonl(session[s].ip)), session[s].ip_pool_index);

                }
                else
                {
                }
                else
                {


@@ -88,7 +87,7 @@ void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)
        }
        else
        {                          // set up RADIUS request
        }
        else
        {                          // set up RADIUS request

-               u8 r = session[s].radius;
+               u16 r = session[s].radius;

 
                // Run PRE_AUTH plugins
                struct param_pre_auth packet = { &tunnel[t], &session[s], strdup(user), strdup(pass), PPPPAP, 1 };
 
                // Run PRE_AUTH plugins
                struct param_pre_auth packet = { &tunnel[t], &session[s], strdup(user), strdup(pass), PPPPAP, 1 };


@@ -101,8 +100,8 @@ void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)
                        return;
                }
 
                        return;
                }
 

-               strncpy(session[s].user, packet.username, sizeof(session[s].user));
-               strncpy(radius[r].pass, packet.password, sizeof(radius[r].pass));
+               strncpy(session[s].user, packet.username, sizeof(session[s].user) - 1);
+               strncpy(radius[r].pass, packet.password, sizeof(radius[r].pass) - 1);

 
                free(packet.username);
                free(packet.password);
 
                free(packet.username);
                free(packet.password);


@@ -116,7 +115,7 @@ void processpap(tunnelidt t, sessionidt s, u8 * p, u16 l)
 // Process CHAP messages
 void processchap(tunnelidt t, sessionidt s, u8 * p, u16 l)
 {
 // Process CHAP messages
 void processchap(tunnelidt t, sessionidt s, u8 * p, u16 l)
 {

-       u8 r;
+       u16 r;

        u16 len;
 
 #ifdef STAT_CALLS
        u16 len;
 
 #ifdef STAT_CALLS


@@ -180,7 +179,7 @@ void processchap(tunnelidt t, sessionidt s, u8 * p, u16 l)
                        return;
                }
 
                        return;
                }
 

-               strncpy(session[s].user, packet.username, sizeof(session[s].user));
+               strncpy(session[s].user, packet.username, sizeof(session[s].user) - 1);

                memcpy(radius[r].pass, packet.password, 16);
 
                free(packet.username);
                memcpy(radius[r].pass, packet.password, 16);
 
                free(packet.username);


@@ -188,8 +187,8 @@ void processchap(tunnelidt t, sessionidt s, u8 * p, u16 l)
        }
 
        radius[r].chap = 1;
        }
 
        radius[r].chap = 1;

-       radiussend(r, RADIUSAUTH);

        log(3, 0, s, t, "CHAP login %s\n", session[s].user);
        log(3, 0, s, t, "CHAP login %s\n", session[s].user);

+       radiussend(r, RADIUSAUTH);

 }
 
 char *ppp_lcp_types[] = {
 }
 
 char *ppp_lcp_types[] = {


@@ -408,7 +407,7 @@ void processlcp(tunnelidt t, sessionidt s, u8 * p, u16 l)
                *p = EchoReply;      // reply
                *(u32 *) (p + 4) = htonl(session[s].magic); // our magic number
                q = makeppp(b, p, l, t, s, PPPLCP);
                *p = EchoReply;      // reply
                *(u32 *) (p + 4) = htonl(session[s].magic); // our magic number
                q = makeppp(b, p, l, t, s, PPPLCP);

-               log(3, session[s].ip, s, t, "LCP: Received EchoReq. Sending EchoReply\n");
+               log(5, session[s].ip, s, t, "LCP: Received EchoReq. Sending EchoReply\n");

                tunnelsend(b, l + (q - b), t); // send it
        }
        else if (*p == EchoReply)
                tunnelsend(b, l + (q - b), t); // send it
        }
        else if (*p == EchoReply)


@@ -438,7 +437,7 @@ void processipcp(tunnelidt t, sessionidt s, u8 * p, u16 l)
        }
        if (*p == ConfigAck)
        {                          // happy with our IPCP
        }
        if (*p == ConfigAck)
        {                          // happy with our IPCP

-               u8 r = session[s].radius;
+               u16 r = session[s].radius;

                if ((!r || radius[r].state == RADIUSIPCP) && !session[s].walled_garden)
                        if (!r)
                                r = radiusnew(s);
                if ((!r || radius[r].state == RADIUSIPCP) && !session[s].walled_garden)
                        if (!r)
                                r = radiusnew(s);


@@ -552,6 +551,7 @@ void processipin(tunnelidt t, sessionidt s, u8 * p, u16 l)
        }
 
        session[s].cin += l;
        }
 
        session[s].cin += l;

+       session[s].total_cin += l;

        session[s].pin++;
        eth_tx += l;
 
        session[s].pin++;
        eth_tx += l;
 


@@ -560,12 +560,6 @@ void processipin(tunnelidt t, sessionidt s, u8 * p, u16 l)
        *(u32 *)p = htonl(0x00000800);
        l += 4;
 
        *(u32 *)p = htonl(0x00000800);
        l += 4;
 

-       // Plugin hook
-       {
-               struct param_packet_rx packet = { &tunnel[t], &session[s], p, l };
-               run_plugins(PLUGIN_PACKET_TX, &packet);
-       }
-

        // send to ethernet
        if (write(tapfd, p, l) < 0)
        {
        // send to ethernet
        if (write(tapfd, p, l) < 0)
        {


@@ -622,7 +616,7 @@ void processccp(tunnelidt t, sessionidt s, u8 * p, u16 l)
 void sendchap(tunnelidt t, sessionidt s)
 {
        u8 b[MAXCONTROL];
 void sendchap(tunnelidt t, sessionidt s)
 {
        u8 b[MAXCONTROL];

-       u8 r = session[s].radius;
+       u16 r = session[s].radius;

        u8 *q;
 #ifdef STAT_CALLS
        STAT(call_sendchap);
        u8 *q;
 #ifdef STAT_CALLS
        STAT(call_sendchap);