user/ppp: new package

1 files changed, 427 insertions, 0 deletions

diff --git a/user/ppp/04_all_mpls.patch b/user/ppp/04_all_mpls.patch
new file mode 100644
index 000000000..54b79f7bd
--- /dev/null
+++ b/user/ppp/04_all_mpls.patch
@@ -0,0 +1,427 @@
+--- ppp-2.4.5/pppd/main.c
++++ ppp-2.4.5/pppd/main.c
+@@ -96,6 +96,9 @@
+ #include "fsm.h"
+ #include "lcp.h"
+ #include "ipcp.h"
++
++#include "mplscp.h"
++
+ #ifdef INET6
+ #include "ipv6cp.h"
+ #endif
+@@ -283,6 +286,7 @@
+     &cbcp_protent,
+ #endif
+     &ipcp_protent,
++    &mplscp_protent,
+ #ifdef INET6
+     &ipv6cp_protent,
+ #endif
+--- ppp-2.4.5/pppd/Makefile.linux
++++ ppp-2.4.5/pppd/Makefile.linux
+@@ -13,16 +13,16 @@
+ 
+ PPPDSRCS = main.c magic.c fsm.c lcp.c ipcp.c upap.c chap-new.c md5.c ccp.c \
+ 	   ecp.c ipxcp.c auth.c options.c sys-linux.c md4.c chap_ms.c \
+-	   demand.c utils.c tty.c eap.c chap-md5.c session.c
++	   demand.c utils.c tty.c eap.c chap-md5.c session.c mplscp.c
+ 
+ HEADERS = ccp.h session.h chap-new.h ecp.h fsm.h ipcp.h \
+ 	ipxcp.h lcp.h magic.h md5.h patchlevel.h pathnames.h pppd.h \
+-	upap.h eap.h
++	upap.h eap.h mplscp.h
+ 
+ MANPAGES = pppd.8
+ PPPDOBJS = main.o magic.o fsm.o lcp.o ipcp.o upap.o chap-new.o md5.o ccp.o \
+ 	   ecp.o auth.o options.o demand.o utils.o sys-linux.o ipxcp.o tty.o \
+-	   eap.o chap-md5.o session.o
++	   eap.o chap-md5.o session.o mplscp.o
+ 
+ #
+ # include dependencies if present
+--- ppp-2.4.5/pppd/mplscp.c
++++ ppp-2.4.5/pppd/mplscp.c
+@@ -0,0 +1,371 @@
++
++/* MPLSCP - Serge.Krier@advalvas.be (C) 2001 */
++
++#include <stdio.h>
++#include <string.h>
++#include <netdb.h>
++#include <sys/param.h>
++#include <sys/types.h>
++#include <sys/socket.h>
++#include <netinet/in.h>
++#include <arpa/inet.h>
++
++#include "pppd.h"
++#include "fsm.h"
++#include "mplscp.h"
++
++
++/* local vars */
++/* static int mplscp_is_up; */                  /* have called np_up() */
++
++/*
++ * Callbacks for fsm code.  (CI = Configuration Information)
++ */
++static void mplscp_resetci __P((fsm *));	/* Reset our CI */
++static int  mplscp_cilen __P((fsm *));	        /* Return length of our CI */
++static void mplscp_addci __P((fsm *, u_char *, int *)); /* Add our CI */
++static int  mplscp_ackci __P((fsm *, u_char *, int));	/* Peer ack'd our CI */
++static int  mplscp_nakci __P((fsm *, u_char *, int));	/* Peer nak'd our CI */
++static int  mplscp_rejci __P((fsm *, u_char *, int));	/* Peer rej'd our CI */
++static int  mplscp_reqci __P((fsm *, u_char *, int *, int)); /* Rcv CI */
++static void mplscp_up __P((fsm *));		/* We're UP */
++static void mplscp_down __P((fsm *));		/* We're DOWN */
++static void mplscp_finished __P((fsm *));	/* Don't need lower layer */
++
++fsm mplscp_fsm[NUM_PPP];		/* MPLSCP fsm structure */
++
++static fsm_callbacks mplscp_callbacks = { /* MPLSCP callback routines */
++  mplscp_resetci,		/* Reset our Configuration Information */
++  mplscp_cilen,			/* Length of our Configuration Information */
++  mplscp_addci,			/* Add our Configuration Information */
++  mplscp_ackci,			/* ACK our Configuration Information */
++  mplscp_nakci,			/* NAK our Configuration Information */
++  mplscp_rejci,			/* Reject our Configuration Information */
++  mplscp_reqci,			/* Request peer's Configuration Information */
++  mplscp_up,			/* Called when fsm reaches OPENED state */
++  mplscp_down,			/* Called when fsm leaves OPENED state */
++  NULL,			        /* Called when we want the lower layer up */
++  mplscp_finished,		/* Called when we want the lower layer down */
++  NULL,			        /* Called when Protocol-Reject received */
++  NULL,			        /* Retransmission is necessary */
++  NULL,			        /* Called to handle protocol-specific codes */
++  "MPLSCP"			/* String name of protocol */
++};
++
++static option_t mplscp_option_list[] = {
++    { "mpls", o_bool, &mplscp_protent.enabled_flag,
++      "Enable MPLSCP (and MPLS)", 1 },
++    { NULL } };
++
++/*
++ * Protocol entry points from main code.
++ */
++
++static void mplscp_init __P((int));
++static void mplscp_open __P((int));
++static void mplscp_close __P((int, char *));
++static void mplscp_lowerup __P((int));
++static void mplscp_lowerdown __P((int));
++static void mplscp_input __P((int, u_char *, int));
++static void mplscp_protrej __P((int));
++static int  mplscp_printpkt __P((u_char *, int,
++				 void (*) __P((void *, char *, ...)), void *));
++
++struct protent mplscp_protent = {
++    PPP_MPLSCP,
++    mplscp_init,
++    mplscp_input,
++    mplscp_protrej,
++    mplscp_lowerup,
++    mplscp_lowerdown,
++    mplscp_open,
++    mplscp_close,
++    mplscp_printpkt,
++    NULL,
++    0,                            /* MPLS not enabled by default */
++    "MPLSCP",
++    "MPLS",
++    mplscp_option_list,
++    NULL,
++    NULL,
++    NULL
++};
++
++/*
++ * mplscp_init - Initialize MPLSCP.
++ */
++static void
++mplscp_init(int unit) {
++
++  fsm *f = &mplscp_fsm[unit];
++  
++  f->unit = unit;
++  f->protocol = PPP_MPLSCP;
++  f->callbacks = &mplscp_callbacks;  
++  fsm_init(&mplscp_fsm[unit]); 
++  
++}
++
++/*
++ * mplscp_open - MPLSCP is allowed to come up.
++ */
++static void
++mplscp_open(int unit) {
++  
++  fsm_open(&mplscp_fsm[unit]);
++
++}
++
++/*
++ * mplscp_close - Take MPLSCP down.
++ */
++static void
++mplscp_close(int unit, char *reason) {
++
++  fsm_close(&mplscp_fsm[unit], reason);
++
++}
++
++/*
++ * mplscp_lowerup - The lower layer is up.
++ */
++static void
++mplscp_lowerup(int unit) {
++
++  fsm_lowerup(&mplscp_fsm[unit]);
++}
++
++/*
++ * mplscp_lowerdown - The lower layer is down.
++ */
++static void
++mplscp_lowerdown(int unit) {
++  
++  fsm_lowerdown(&mplscp_fsm[unit]);
++}
++
++/*
++ * mplscp_input - Input MPLSCP packet.
++ */
++static void
++mplscp_input(int unit, u_char *p, int len) {
++
++  fsm_input(&mplscp_fsm[unit], p, len);
++}
++
++/*
++ * mplscp_protrej - A Protocol-Reject was received for MPLSCP.
++ * Pretend the lower layer went down, so we shut up.
++ */
++static void
++mplscp_protrej(int unit) {
++
++    fsm_lowerdown(&mplscp_fsm[unit]);
++}
++
++/*
++ * mplscp_resetci - Reset our CI.
++ * Called by fsm_sconfreq, Send Configure Request.
++ */
++static void
++mplscp_resetci(fsm *f) {
++
++  return;
++}
++
++/*
++ * mplscp_cilen - Return length of our CI.
++ * Called by fsm_sconfreq, Send Configure Request.
++ */
++static int
++mplscp_cilen(fsm *f) {
++
++  return 0;
++}
++
++/*
++ * mplscp_addci - Add our desired CIs to a packet.
++ * Called by fsm_sconfreq, Send Configure Request.
++ */
++static void
++mplscp_addci(fsm *f, u_char *ucp, int *lenp) {
++
++}
++
++/*
++ * ipcp_ackci - Ack our CIs.
++ * Called by fsm_rconfack, Receive Configure ACK.
++ *
++ * Returns:
++ *	0 - Ack was bad.
++ *	1 - Ack was good.
++ */
++static int
++mplscp_ackci(fsm *f, u_char *p, int  len) {
++  
++  return 1;
++
++}
++
++/*
++ * mplscp_nakci - Peer has sent a NAK for some of our CIs.
++ * This should not modify any state if the Nak is bad
++ * or if MPLSCP is in the OPENED state.
++ * Calback from fsm_rconfnakrej - Receive Configure-Nak or Configure-Reject.
++ *
++ * Returns:
++ *	0 - Nak was bad.
++ *	1 - Nak was good.
++ */
++static int
++mplscp_nakci(fsm *f, u_char *p, int len) {
++
++  return 1;
++}
++
++/*
++ * MPLSVP_rejci - Reject some of our CIs.
++ * Callback from fsm_rconfnakrej.
++ */
++static int
++mplscp_rejci(fsm *f, u_char *p, int len) {
++
++  return 1;
++
++}
++
++/*
++ * mplscp_reqci - Check the peer's requested CIs and send appropriate response.
++ * Callback from fsm_rconfreq, Receive Configure Request
++ *
++ * Returns: CONFACK, CONFNAK or CONFREJ and input packet modified
++ * appropriately.  If reject_if_disagree is non-zero, doesn't return
++ * CONFNAK; returns CONFREJ if it can't return CONFACK.
++ */
++static int
++mplscp_reqci(fsm *f, u_char *inp, int *len, int reject_if_disagree) {
++  
++  
++  int rc = CONFACK;		/* Final packet return code */
++   
++  PUTCHAR(CONFACK,inp);
++
++  return rc;
++
++}
++
++static void
++mplscp_up(fsm *f) {
++
++  sifnpmode(f->unit, PPP_MPLS_UC, NPMODE_PASS);
++  /*  sifnpmode(f->unit, PPP_MPLS_MC, NPMODE_PASS);*/
++  
++  np_up(f->unit, PPP_MPLS_UC);
++  /*  np_up(f->unit, PPP_MPLS_MC);*/
++  /*  ipcp_is_up = 1;*/
++
++  
++#if 1
++  printf("MPLSCP is OPENED\n");
++#endif
++
++}
++
++static void
++mplscp_down(fsm *f) {
++  
++  sifnpmode(f->unit, PPP_MPLS_UC, NPMODE_DROP);
++  /*  sifnpmode(f->unit, PPP_MPLS_MC, NPMODE_DROP);*/
++
++  sifdown(f->unit); 
++  
++#if 1
++  printf("MPLSCP is CLOSED\n");
++#endif
++  
++
++}
++
++static void 
++mplscp_finished(fsm *f) {
++  
++  np_finished(f->unit, PPP_MPLS_UC);
++  /*  np_finished(f->unit, PPP_MPLS_MC);*/
++
++}
++
++/*
++ * mpls_printpkt - print the contents of an MPLSCP packet.
++ */
++static char *mplscp_codenames[] = {
++    "ConfReq", "ConfAck", "ConfNak", "ConfRej",
++    "TermReq", "TermAck", "CodeRej"
++};
++
++static int
++mplscp_printpkt(u_char *p, int plen, 
++		void (*printer) __P((void *, char *, ...)),
++		void *arg) {
++ 
++    int code, id, len, olen;
++    u_char *pstart, *optend;
++
++    if (plen < HEADERLEN)
++	return 0;
++    pstart = p;
++    GETCHAR(code, p);
++    GETCHAR(id, p);
++    GETSHORT(len, p);
++    if (len < HEADERLEN || len > plen)
++	return 0;
++
++    if (code >= 1 && code <= sizeof(mplscp_codenames) / sizeof(char *))
++	printer(arg, " %s", mplscp_codenames[code-1]);
++    else
++	printer(arg, " code=0x%x", code);
++    printer(arg, " id=0x%x", id);
++    len -= HEADERLEN;
++    switch (code) {
++    case CONFREQ:
++    case CONFACK:
++    case CONFNAK:
++    case CONFREJ:
++	/* print option list */
++	while (len >= 2) {
++	    GETCHAR(code, p);
++	    GETCHAR(olen, p);
++	    p -= 2;
++	    if (olen < 2 || olen > len) {
++		break;
++	    }
++	    printer(arg, " <");
++	    len -= olen;
++	    optend = p + olen;
++	    while (p < optend) {
++		GETCHAR(code, p);
++		printer(arg, " %.2x", code);
++	    }
++	    printer(arg, ">");
++	}
++	break;
++
++    case TERMACK:
++    case TERMREQ:
++	if (len > 0 && *p >= ' ' && *p < 0x7f) {
++	    printer(arg, " ");
++	    print_string((char *)p, len, printer, arg);
++	    p += len;
++	    len = 0;
++	}
++	break;
++    }
++
++    /* print the rest of the bytes in the packet */
++    for (; len > 0; --len) {
++	GETCHAR(code, p);
++	printer(arg, " %.2x", code);
++    }
++
++    return p - pstart;
++
++}
+--- ppp-2.4.5/pppd/mplscp.h
++++ ppp-2.4.5/pppd/mplscp.h
+@@ -0,0 +1,8 @@
++
++/* MPLSCP - Serge.Krier@advalvas.be (C) 2001 */
++
++#define PPP_MPLSCP  0x8281
++#define PPP_MPLS_UC 0x0281
++#define PPP_MPLS_MC 0x0283
++
++extern struct protent mplscp_protent;