Added RADIUS suppport.

[ppp.git] / pppd / plugins / radius / radiusclient / patches / merit-2.4.21-CHAP.diff

diff --git a/pppd/plugins/radius/radiusclient/patches/merit-2.4.21-CHAP.diff b/pppd/plugins/radius/radiusclient/patches/merit-2.4.21-CHAP.diff
new file mode 100644 (file)
index 0000000..f6562a3
--- /dev/null
+++ b/pppd/plugins/radius/radiusclient/patches/merit-2.4.21-CHAP.diff
@@ -0,0 +1,41 @@
+--- funcs.c.dist       Mon May 13 00:37:37 1996
++++ funcs.c    Mon May 13 00:58:33 1996
+@@ -830,11 +830,12 @@
+                               /* reply.*/
+ 
+ {
+-      VALUE_PAIR     *item;
++      VALUE_PAIR     *item, *chall;
+       u_char          buffer[AUTH_PASS_LEN + AUTH_VECTOR_LEN + 1];
+       int             i;
+       int             secretlen;
+       int             result;
++      int             chall_len;
+       u_char          digest[CHAP_VALUE_LENGTH];
+       u_char         *ptr;
+       char           *crypt ();
+@@ -896,10 +897,21 @@
+ 
+               secretlen = strlen ((char *) ptr);
+               ptr += secretlen;
+-              memcpy ((char *) ptr, (char *) authreq->vector,
+-                      AUTH_VECTOR_LEN);
++
++              /* this uses CHAP-Challenge as the challenge if it exists */
++              /* lf, 5/13/96 */
++              if ((chall = get_vp (authreq->request, PW_CHAP_CHALLENGE))
++                      != (VALUE_PAIR *) NULL) {
++                      memcpy ((char *) ptr, chall->strvalue, chall->lvalue);  
++                      chall_len = chall->lvalue;
++              } else {
++                      memcpy ((char *) ptr, (char *) authreq->vector,
++                              AUTH_VECTOR_LEN);
++                      chall_len = AUTH_VECTOR_LEN;
++              }       
++              
+               md5_calc (digest, buffer,
+-                        1 + CHAP_VALUE_LENGTH + secretlen);
++                        1 + chall_len + secretlen);
+               /* Compare them */
+               if ((result = memcmp ((char *) digest, item->strvalue + 1,
+                                     CHAP_VALUE_LENGTH)) != 0)