add missing files (ppp)

tools/sdk/lwip2/include/netif/ppp/fsm.h

@@ -0,0 +1,182 @@
+/*
+ * fsm.h - {Link, IP} Control Protocol Finite State Machine definitions.
+ *
+ * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
+ *
+ * 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 "Carnegie Mellon University" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For permission or any legal
+ *    details, please contact
+ *      Office of Technology Transfer
+ *      Carnegie Mellon University
+ *      5000 Forbes Avenue
+ *      Pittsburgh, PA  15213-3890
+ *      (412) 268-4387, fax: (412) 268-7395
+ *      [email protected]
+ *
+ * 4. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by Computing Services
+ *     at Carnegie Mellon University (https://www.cmu.edu/computing/)."
+ *
+ * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 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: fsm.h,v 1.10 2004/11/13 02:28:15 paulus Exp $
+ */
+
+#include "netif/ppp/ppp_opts.h"
+#if PPP_SUPPORT /* don't build if not configured for use in lwipopts.h */
+
+#ifndef FSM_H
+#define	FSM_H
+
+#include "ppp.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Packet header = Code, id, length.
+ */
+#define HEADERLEN	4
+
+
+/*
+ *  CP (LCP, IPCP, etc.) codes.
+ */
+#define CONFREQ		1	/* Configuration Request */
+#define CONFACK		2	/* Configuration Ack */
+#define CONFNAK		3	/* Configuration Nak */
+#define CONFREJ		4	/* Configuration Reject */
+#define TERMREQ		5	/* Termination Request */
+#define TERMACK		6	/* Termination Ack */
+#define CODEREJ		7	/* Code Reject */
+
+
+/*
+ * Each FSM is described by an fsm structure and fsm callbacks.
+ */
+typedef struct fsm {
+    ppp_pcb *pcb;		/* PPP Interface */
+    const struct fsm_callbacks *callbacks;	/* Callback routines */
+    const char *term_reason;	/* Reason for closing protocol */
+    u8_t seen_ack;		/* Have received valid Ack/Nak/Rej to Req */
+				  /* -- This is our only flag, we might use u_int :1 if we have more flags */
+    u16_t protocol;		/* Data Link Layer Protocol field value */
+    u8_t state;			/* State */
+    u8_t flags;			/* Contains option bits */
+    u8_t id;			/* Current id */
+    u8_t reqid;			/* Current request id */
+    u8_t retransmits;		/* Number of retransmissions left */
+    u8_t nakloops;		/* Number of nak loops since last ack */
+    u8_t rnakloops;		/* Number of naks received */
+    u8_t maxnakloops;		/* Maximum number of nak loops tolerated
+				   (necessary because IPCP require a custom large max nak loops value) */
+    u8_t term_reason_len;	/* Length of term_reason */
+} fsm;
+
+
+typedef struct fsm_callbacks {
+    void (*resetci)		/* Reset our Configuration Information */
+		(fsm *);
+    int  (*cilen)		/* Length of our Configuration Information */
+		(fsm *);
+    void (*addci) 		/* Add our Configuration Information */
+		(fsm *, u_char *, int *);
+    int  (*ackci)		/* ACK our Configuration Information */
+		(fsm *, u_char *, int);
+    int  (*nakci)		/* NAK our Configuration Information */
+		(fsm *, u_char *, int, int);
+    int  (*rejci)		/* Reject our Configuration Information */
+		(fsm *, u_char *, int);
+    int  (*reqci)		/* Request peer's Configuration Information */
+		(fsm *, u_char *, int *, int);
+    void (*up)			/* Called when fsm reaches PPP_FSM_OPENED state */
+		(fsm *);
+    void (*down)		/* Called when fsm leaves PPP_FSM_OPENED state */
+		(fsm *);
+    void (*starting)		/* Called when we want the lower layer */
+		(fsm *);
+    void (*finished)		/* Called when we don't want the lower layer */
+		(fsm *);
+    void (*protreject)		/* Called when Protocol-Reject received */
+		(int);
+    void (*retransmit)		/* Retransmission is necessary */
+		(fsm *);
+    int  (*extcode)		/* Called when unknown code received */
+		(fsm *, int, int, u_char *, int);
+    const char *proto_name;	/* String name for protocol (for messages) */
+} fsm_callbacks;
+
+
+/*
+ * Link states.
+ */
+#define PPP_FSM_INITIAL		0	/* Down, hasn't been opened */
+#define PPP_FSM_STARTING	1	/* Down, been opened */
+#define PPP_FSM_CLOSED		2	/* Up, hasn't been opened */
+#define PPP_FSM_STOPPED		3	/* Open, waiting for down event */
+#define PPP_FSM_CLOSING		4	/* Terminating the connection, not open */
+#define PPP_FSM_STOPPING	5	/* Terminating, but open */
+#define PPP_FSM_REQSENT		6	/* We've sent a Config Request */
+#define PPP_FSM_ACKRCVD		7	/* We've received a Config Ack */
+#define PPP_FSM_ACKSENT		8	/* We've sent a Config Ack */
+#define PPP_FSM_OPENED		9	/* Connection available */
+
+
+/*
+ * Flags - indicate options controlling FSM operation
+ */
+#define OPT_PASSIVE	1	/* Don't die if we don't get a response */
+#define OPT_RESTART	2	/* Treat 2nd OPEN as DOWN, UP */
+#define OPT_SILENT	4	/* Wait for peer to speak first */
+
+
+/*
+ * Timeouts.
+ */
+#if 0 /* moved to ppp_opts.h */
+#define DEFTIMEOUT	3	/* Timeout time in seconds */
+#define DEFMAXTERMREQS	2	/* Maximum Terminate-Request transmissions */
+#define DEFMAXCONFREQS	10	/* Maximum Configure-Request transmissions */
+#define DEFMAXNAKLOOPS	5	/* Maximum number of nak loops */
+#endif /* moved to ppp_opts.h */
+
+
+/*
+ * Prototypes
+ */
+void fsm_init(fsm *f);
+void fsm_lowerup(fsm *f);
+void fsm_lowerdown(fsm *f);
+void fsm_open(fsm *f);
+void fsm_close(fsm *f, const char *reason);
+void fsm_input(fsm *f, u_char *inpacket, int l);
+void fsm_protreject(fsm *f);
+void fsm_sdata(fsm *f, u_char code, u_char id, const u_char *data, int datalen);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FSM_H */
+#endif /* PPP_SUPPORT */

tools/sdk/lwip2/include/netif/ppp/ipcp.h

@@ -0,0 +1,134 @@
+/*
+ * ipcp.h - IP Control Protocol definitions.
+ *
+ * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
+ *
+ * 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 "Carnegie Mellon University" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For permission or any legal
+ *    details, please contact
+ *      Office of Technology Transfer
+ *      Carnegie Mellon University
+ *      5000 Forbes Avenue
+ *      Pittsburgh, PA  15213-3890
+ *      (412) 268-4387, fax: (412) 268-7395
+ *      [email protected]
+ *
+ * 4. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by Computing Services
+ *     at Carnegie Mellon University (https://www.cmu.edu/computing/)."
+ *
+ * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
+ * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY 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: ipcp.h,v 1.14 2002/12/04 23:03:32 paulus Exp $
+ */
+
+#include "netif/ppp/ppp_opts.h"
+#if PPP_SUPPORT && PPP_IPV4_SUPPORT /* don't build if not configured for use in lwipopts.h */
+
+#ifndef IPCP_H
+#define	IPCP_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Options.
+ */
+#define CI_ADDRS	1	/* IP Addresses */
+#if VJ_SUPPORT
+#define CI_COMPRESSTYPE	2	/* Compression Type */
+#endif /* VJ_SUPPORT */
+#define	CI_ADDR		3
+
+#if LWIP_DNS
+#define CI_MS_DNS1      129	/* Primary DNS value */
+#define CI_MS_DNS2      131     /* Secondary DNS value */
+#endif /* LWIP_DNS */
+#if 0 /* UNUSED - WINS */
+#define CI_MS_WINS1     130     /* Primary WINS value */
+#define CI_MS_WINS2     132	/* Secondary WINS value */
+#endif /* UNUSED - WINS */
+
+#if VJ_SUPPORT
+#define MAX_STATES 16		/* from slcompress.h */
+
+#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*/ 
+#endif /* VJ_SUPPORT */
+
+typedef struct ipcp_options {
+    unsigned int neg_addr               :1; /* Negotiate IP Address? */
+    unsigned int old_addrs              :1; /* Use old (IP-Addresses) option? */
+    unsigned int req_addr               :1; /* Ask peer to send IP address? */
+#if 0 /* UNUSED */
+    unsigned int default_route          :1; /* Assign default route through interface? */
+    unsigned int replace_default_route  :1; /* Replace default route through interface? */
+#endif /* UNUSED */
+#if 0 /* UNUSED - PROXY ARP */
+    unsigned int proxy_arp              :1; /* Make proxy ARP entry for peer? */
+#endif /* UNUSED - PROXY ARP */
+#if VJ_SUPPORT
+    unsigned int neg_vj                 :1; /* Van Jacobson Compression? */
+    unsigned int old_vj                 :1; /* use old (short) form of VJ option? */
+    unsigned int cflag                  :1;
+#endif /* VJ_SUPPORT */
+    unsigned int accept_local           :1; /* accept peer's value for ouraddr */
+    unsigned int accept_remote          :1; /* accept peer's value for hisaddr */
+#if LWIP_DNS
+    unsigned int req_dns1               :1; /* Ask peer to send primary DNS address? */
+    unsigned int req_dns2               :1; /* Ask peer to send secondary DNS address? */
+#endif /* LWIP_DNS */
+
+    u32_t ouraddr, hisaddr;	/* Addresses in NETWORK BYTE ORDER */
+#if LWIP_DNS
+    u32_t dnsaddr[2];	/* Primary and secondary MS DNS entries */
+#endif /* LWIP_DNS */
+#if 0 /* UNUSED - WINS */
+    u32_t winsaddr[2];	/* Primary and secondary MS WINS entries */
+#endif /* UNUSED - WINS */
+
+#if VJ_SUPPORT
+    u16_t vj_protocol;		/* protocol value to use in VJ option */
+    u8_t  maxslotindex;		/* values for RFC1332 VJ compression neg. */
+#endif /* VJ_SUPPORT */
+} ipcp_options;
+
+#if 0 /* UNUSED, already defined by lwIP */
+char *ip_ntoa (u32_t);
+#endif /* UNUSED, already defined by lwIP */
+
+extern const struct protent ipcp_protent;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* IPCP_H */
+#endif /* PPP_SUPPORT && PPP_IPV4_SUPPORT */