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configure MRU in initlcp

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This commit is contained in:
bodea 2005-05-07 11:57:53 +00:00
parent 851e04dbdf
commit 98b15d3dd0
3 changed files with 45 additions and 30 deletions
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21
l2tpns.c
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@ -4,7 +4,7 @@
// Copyright (c) 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced
// vim: sw=8 ts=8
char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.97 2005/05/07 08:53:23 bodea Exp $";
char const *cvs_id_l2tpns = "$Id: l2tpns.c,v 1.98 2005/05/07 11:57:53 bodea Exp $";
#include <arpa/inet.h>
#include <assert.h>
@ -1801,12 +1801,11 @@ void processudp(uint8_t * buf, int len, struct sockaddr_in *addr)
uint16_t message = 0xFFFF; // message type
uint8_t fatal = 0;
uint8_t mandatory = 0;
uint8_t chap = 0; // if CHAP being used
uint8_t authtype = 0; // proxy auth type
uint16_t asession = 0; // assigned session
uint32_t amagic = 0; // magic number
uint8_t aflags = 0; // flags from last LCF
uint16_t version = 0x0100; // protocol version (we handle 0.0 as well and send that back just in case)
int requestchap = 0; // do we request PAP instead of original CHAP request?
char called[MAXTEL] = ""; // called number
char calling[MAXTEL] = ""; // calling number
@ -2187,7 +2186,11 @@ void processudp(uint8_t * buf, int len, struct sockaddr_in *addr)
{
uint16_t atype = ntohs(*(uint16_t *)b);
LOG(4, s, t, " Proxy Auth Type %d (%s)\n", atype, auth_type(atype));
requestchap = (atype == 2);
if (atype = 2)
authtype = AUTHCHAP;
else if (atype == 3)
authtype = AUTHPAP;
break;
}
case 30: // Proxy Authentication Name
@ -2224,8 +2227,10 @@ void processudp(uint8_t * buf, int len, struct sockaddr_in *addr)
{
if (*p == 5 && p[1] == 6) // Magic-Number
amagic = ntohl(*(uint32_t *) (p + 2));
else if (*p == 3 && p[1] == 5 && *(uint16_t *) (p + 2) == htons(PPPCHAP) && p[4] == 5) // Authentication-Protocol
chap = 1;
else if (*p == 3 && p[1] == 4 && *(uint16_t *) (p + 2) == htons(PPPPAP)) // Authentication-Protocol (PAP)
authtype = AUTHPAP;
else if (*p == 3 && p[1] == 5 && *(uint16_t *) (p + 2) == htons(PPPCHAP) && p[4] == 5) // Authentication-Protocol (CHAP)
authtype = AUTHCHAP;
else if (*p == 7) // Protocol-Field-Compression
aflags |= SESSIONPFC;
else if (*p == 8) // Address-and-Control-Field-Compression
@ -2350,8 +2355,8 @@ void processudp(uint8_t * buf, int len, struct sockaddr_in *addr)
session[s].l2tp_flags = aflags; // set flags received
LOG(3, s, t, "Magic %X Flags %X\n", amagic, aflags);
controlnull(t); // ack
// In CHAP state, request PAP instead
if (requestchap)
// proxy authentication type is not supported
if (authtype && !(config->radius_authtypes & authtype))
initlcp(t, s);
break;
case 14: // CDN