Adding files which I forgot to do as part of Frank Cusack's ECP patch.

[ppp.git] / pppd / ecp.c

diff --git a/pppd/ecp.c b/pppd/ecp.c
new file mode 100644 (file)
index 0000000..26749f8
--- /dev/null
+++ b/pppd/ecp.c
@@ -0,0 +1,156 @@
+/*
+ * ecp.c - PPP Encryption Control Protocol.
+ *
+ * Copyright (c) 1994 The Australian National University.
+ * 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.
+ *
+ * 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 HAVE BEEN ADVISED OF THE POSSIBILITY
+ * OF SUCH DAMAGE.
+ *
+ * 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.
+ *
+ * Copyright (c) 2002 Google, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Australian National University.  The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#define RCSID  "$Id: ecp.c,v 1.1 2002/05/22 18:16:54 dfs Exp $"
+
+static const char rcsid[] = RCSID;
+
+#include <string.h>
+
+#include "pppd.h"
+#include "fsm.h"
+#include "ecp.h"
+
+static option_t ecp_option_list[] = {
+    { "noecp", o_bool, &ecp_protent.enabled_flag,
+      "Disable ECP negotiation" },
+    { "-ecp", o_bool, &ecp_protent.enabled_flag,
+      "Disable ECP negotiation", OPT_ALIAS },
+
+    { NULL }
+};
+
+/*
+ * Protocol entry points from main code.
+ */
+static void ecp_init __P((int unit));
+/*
+static void ecp_open __P((int unit));
+static void ecp_close __P((int unit, char *));
+static void ecp_lowerup __P((int unit));
+static void ecp_lowerdown __P((int));
+static void ecp_input __P((int unit, u_char *pkt, int len));
+static void ecp_protrej __P((int unit));
+*/
+static int  ecp_printpkt __P((u_char *pkt, int len,
+                             void (*printer) __P((void *, char *, ...)),
+                             void *arg));
+/*
+static void ecp_datainput __P((int unit, u_char *pkt, int len));
+*/
+
+struct protent ecp_protent = {
+    PPP_ECP,
+    ecp_init,
+    NULL, /* ecp_input, */
+    NULL, /* ecp_protrej, */
+    NULL, /* ecp_lowerup, */
+    NULL, /* ecp_lowerdown, */
+    NULL, /* ecp_open, */
+    NULL, /* ecp_close, */
+    ecp_printpkt,
+    NULL, /* ecp_datainput, */
+    0,
+    "ECP",
+    "Encrypted",
+    ecp_option_list,
+    NULL,
+    NULL,
+    NULL
+};
+
+fsm ecp_fsm[NUM_PPP];
+ecp_options ecp_wantoptions[NUM_PPP];  /* what to request the peer to use */
+ecp_options ecp_gotoptions[NUM_PPP];   /* what the peer agreed to do */
+ecp_options ecp_allowoptions[NUM_PPP]; /* what we'll agree to do */
+ecp_options ecp_hisoptions[NUM_PPP];   /* what we agreed to do */
+
+static fsm_callbacks ecp_callbacks = {
+    NULL, /* ecp_resetci, */
+    NULL, /* ecp_cilen, */
+    NULL, /* ecp_addci, */
+    NULL, /* ecp_ackci, */
+    NULL, /* ecp_nakci, */
+    NULL, /* ecp_rejci, */
+    NULL, /* ecp_reqci, */
+    NULL, /* ecp_up, */
+    NULL, /* ecp_down, */
+    NULL,
+    NULL,
+    NULL,
+    NULL,
+    NULL, /* ecp_extcode, */
+    "ECP"
+};
+
+/*
+ * ecp_init - initialize ECP.
+ */
+static void
+ecp_init(unit)
+    int unit;
+{
+    fsm *f = &ecp_fsm[unit];
+
+    f->unit = unit;
+    f->protocol = PPP_ECP;
+    f->callbacks = &ecp_callbacks;
+    fsm_init(f);
+
+    memset(&ecp_wantoptions[unit],  0, sizeof(ecp_options));
+    memset(&ecp_gotoptions[unit],   0, sizeof(ecp_options));
+    memset(&ecp_allowoptions[unit], 0, sizeof(ecp_options));
+    memset(&ecp_hisoptions[unit],   0, sizeof(ecp_options));
+
+}
+
+
+static int
+ecp_printpkt(p, plen, printer, arg)
+    u_char *p;
+    int plen;
+    void (*printer) __P((void *, char *, ...));
+    void *arg;
+{
+    return 0;
+}
+