--- /dev/null
+/*****************************************************************************
+* ipcp.h - PPP IP NCP: Internet Protocol Network Control Protocol header file.
+*
+* Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
+* portions Copyright (c) 1997 Global Election Systems Inc.
+*
+* The authors hereby grant permission to use, copy, modify, distribute,
+* and license this software and its documentation for any purpose, provided
+* that existing copyright notices are retained in all copies and that this
+* notice and the following disclaimer are included verbatim in any
+* distributions. No written agreement, license, or royalty fee is required
+* for any of the authorized uses.
+*
+* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
+* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+******************************************************************************
+* REVISION HISTORY
+*
+* 03-01-01 Marc Boucher <marc@mbsi.ca>
+* Ported to lwIP.
+* 97-12-04 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
+* Original derived from BSD codes.
+*****************************************************************************/
+/*
+ * ipcp.h - IP Control Protocol definitions.
+ *
+ * Copyright (c) 1989 Carnegie Mellon University.
+ * 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 Carnegie Mellon 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.
+ *
+ * $Id: ipcp.h,v 1.4 2010/01/18 20:49:43 goldsimon Exp $
+ */
+
+#ifndef IPCP_H
+#define IPCP_H
+
+/*
+ * Options.
+ */
+#define CI_ADDRS 1 /* IP Addresses */
+#define CI_COMPRESSTYPE 2 /* Compression Type */
+#define CI_ADDR 3
+
+#define CI_MS_DNS1 129 /* Primary DNS value */
+#define CI_MS_WINS1 128 /* Primary WINS value */
+#define CI_MS_DNS2 131 /* Secondary DNS value */
+#define CI_MS_WINS2 130 /* Secondary WINS value */
+
+#define IPCP_VJMODE_OLD 1 /* "old" mode (option # = 0x0037) */
+#define IPCP_VJMODE_RFC1172 2 /* "old-rfc"mode (option # = 0x002d) */
+#define IPCP_VJMODE_RFC1332 3 /* "new-rfc"mode (option # = 0x002d, */
+ /* maxslot and slot number compression) */
+
+#define IPCP_VJ_COMP 0x002d /* current value for VJ compression option */
+#define IPCP_VJ_COMP_OLD 0x0037 /* "old" (i.e, broken) value for VJ */
+ /* compression option */
+
+typedef struct ipcp_options {
+ u_int neg_addr : 1; /* Negotiate IP Address? */
+ u_int old_addrs : 1; /* Use old (IP-Addresses) option? */
+ u_int req_addr : 1; /* Ask peer to send IP address? */
+ u_int default_route : 1; /* Assign default route through interface? */
+ u_int proxy_arp : 1; /* Make proxy ARP entry for peer? */
+ u_int neg_vj : 1; /* Van Jacobson Compression? */
+ u_int old_vj : 1; /* use old (short) form of VJ option? */
+ u_int accept_local : 1; /* accept peer's value for ouraddr */
+ u_int accept_remote : 1; /* accept peer's value for hisaddr */
+ u_int req_dns1 : 1; /* Ask peer to send primary DNS address? */
+ u_int req_dns2 : 1; /* Ask peer to send secondary DNS address? */
+ u_short vj_protocol; /* protocol value to use in VJ option */
+ u_char maxslotindex; /* VJ slots - 1. */
+ u_char cflag; /* VJ slot compression flag. */
+ u32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
+ u32_t dnsaddr[2]; /* Primary and secondary MS DNS entries */
+ u32_t winsaddr[2]; /* Primary and secondary MS WINS entries */
+} ipcp_options;
+
+extern fsm ipcp_fsm[];
+extern ipcp_options ipcp_wantoptions[];
+extern ipcp_options ipcp_gotoptions[];
+extern ipcp_options ipcp_allowoptions[];
+extern ipcp_options ipcp_hisoptions[];
+
+extern struct protent ipcp_protent;
+
+#endif /* IPCP_H */
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