X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=solaris%2Fppp_ahdlc.c;h=50b914a799ab21d181ab868800cb245ffa5ed6eb;hb=43a10279245431ee750f2cff3e5a80e00ad9cd75;hp=a58d95530dfe21ec1c88ef7173e2c59f9f68fdbd;hpb=f9eac6e29b5137c46063855b3bfc253159c90c29;p=ppp.git

diff --git a/solaris/ppp_ahdlc.c b/solaris/ppp_ahdlc.c
index a58d955..50b914a 100644
--- a/solaris/ppp_ahdlc.c
+++ b/solaris/ppp_ahdlc.c
@@ -18,30 +18,38 @@
  * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
  * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES
  *
- * Copyright (c) 1994 The Australian National University.
- * All rights reserved.
+ * Copyright (c) 1994 Paul Mackerras. All rights reserved.
  *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation is hereby granted, provided that the above copyright
- * notice appears in all copies.  This software is provided without any
- * warranty, express or implied. The Australian National University
- * makes no representations about the suitability of this software for
- * any purpose.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The name(s) of the authors of this software must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission.
  *
- * IN NO EVENT SHALL THE AUSTRALIAN NATIONAL UNIVERSITY BE LIABLE TO ANY
- * PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
- * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
- * THE AUSTRALIAN NATIONAL UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY
- * OF SUCH DAMAGE.
+ * 4. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by Paul Mackerras
+ *     <paulus@samba.org>".
  *
- * THE AUSTRALIAN NATIONAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
- * ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO
- * OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
- * OR MODIFICATIONS.
+ * THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
- * $Id: ppp_ahdlc.c,v 1.1 2000/04/18 23:51:28 masputra Exp $
+ * $Id: ppp_ahdlc.c,v 1.4 2004/11/15 00:57:54 carlsonj Exp $
  */
 
 /*
@@ -50,6 +58,7 @@
 #include <sys/types.h>
 #include <sys/param.h>
 #include <sys/stream.h>
+#include <sys/stropts.h>
 #include <sys/errno.h>
 
 #ifdef SVR4
@@ -236,6 +245,7 @@ static u_int32_t paritytab[8] =
 MOD_OPEN(ahdlc_open)
 {
     ahdlc_state_t   *state;
+    mblk_t *mp;
 
     /*
      * Return if it's already opened
@@ -280,7 +290,13 @@ MOD_OPEN(ahdlc_open)
 #endif /* SUNOS4 */
 
     qprocson(q);
-    
+
+    if ((mp = allocb(1, BPRI_HI)) != NULL) {
+	    mp->b_datap->db_type = M_FLUSH;
+	    *mp->b_wptr++ = FLUSHR;
+	    putnext(q, mp);
+    }
+
     return 0;
 }
 
@@ -527,7 +543,6 @@ ahdlc_rput(q, mp)
     switch (mp->b_datap->db_type) {
     case M_DATA:
 	ahdlc_decode(q, mp);
-	freemsg(mp);
 	break;
 
     case M_HANGUP:
@@ -715,26 +730,6 @@ ahdlc_decode(q, mp)
     ahdlc_state_t   *state;
     mblk_t	    *om;
     uchar_t	    *dp;
-    ushort_t	    fcs;
-#if defined(SOL2)
-    mblk_t	    *zmp;
-#endif /* SOL2 */
-
-#if defined(SOL2)
-    /*
-     * In case the driver (or something below) doesn't send
-     * data upstream in one message block, concatenate everything
-     */
-    if (!((mp->b_wptr - mp->b_rptr == msgdsize(mp)) && 
-         ((intpointer_t)mp->b_rptr % sizeof(intpointer_t) == 0))) {
-
-	zmp = msgpullup(mp, -1);
-	freemsg(mp);
-	mp = zmp;
-	if (mp == 0)
-	    return; 
-    }
-#endif /* SOL2 */
 
     state = (ahdlc_state_t *) q->q_ptr;
 
@@ -744,6 +739,7 @@ ahdlc_decode(q, mp)
 
     state->stats.ppp_ibytes += msgdsize(mp);
 
+    for (; mp != 0; om = mp->b_cont, freeb(mp), mp = om)
     for (dp = mp->b_rptr; dp < mp->b_wptr; dp++) {
 
 	/*