+
+/*
+ * $Header: te.c,v 1.1 88/06/29 15:00:09 hagens Exp $
+ * $Source: /usr/argo/sys/netiso/RCS/te.c,v $
+ *
+ * EON rfc
+ * Layer between IP and CLNL
+ *
+ * TODO:
+ * Put together a current rfc986 address format and get the right offset
+ * for the nsel
+ */
+#define RFC986_NSEL_OFFSET 5
+
+#ifndef lint
+static char *rcsid = "$Header: te.c,v 1.1 88/06/29 15:00:09 hagens Exp $";
+#endif lint
+
+#include "eon.h"
+#if NEON>0
+
+#include <stdio.h>
+
+#include "param.h"
+#include "systm.h"
+#include "types.h"
+#include "mbuf.h"
+#include "buf.h"
+#include "protosw.h"
+#include "socket.h"
+#include "ioctl.h"
+#include "errno.h"
+#include "types.h"
+
+#include "../machine/io.h"
+#include "../machineio/ioccvar.h"
+
+#include "../net/if.h"
+#include "../net/netisr.h"
+#include "../net/route.h"
+
+#include "../netinet/in.h"
+#include "../netinet/in_systm.h"
+#include "../netinet/ip.h"
+#include "../netinet/ip_var.h"
+#include "../netinet/if_ether.h"
+
+#include "../netiso/iso.h"
+#include "../netiso/argo_debug.h"
+#include "../netiso/iso_errno.h"
+#include "../netiso/eonvar.h"
+
+#define EOK 0
+
+#undef insque
+#define insque(p,q) _insque((queue_t)q,(queue_t)p)
+#define remque(q) _remque((queue_t)q)
+
+
+struct eon_centry {
+ struct qhdr eonc_q_LINK;
+#define eonc_nextLINK eonc_q_LINK.link
+#define eonc_prevLINK eonc_q_LINK.flink
+
+ struct qhdr eonc_q_IS;
+#define eonc_nextIS eonc_q_IS.link
+#define eonc_prevIS eonc_q_IS.flink
+
+ struct qhdr eonc_q_ES;
+#define eonc_nextES eonc_q_ES.link
+#define eonc_prevES eonc_q_ES.flink
+
+ struct in_addr eonc_addr;
+ u_short eonc_status;
+};
+
+/* kinda like mtod() but for eon_centries */
+#define qtocentry(q, off) ((struct eon_centry *) (((caddr_t)(q)) - off))
+#define centrytoq(c, off) ((struct qhdr *) (((caddr_t)(c)) + off))
+
+struct qhdr eon_LINK_hdr = {
+ (struct qhdr *)0,
+ (struct qhdr *)0,
+};
+static struct qhdr eon_IS_hdr = {
+ (struct qhdr *)0,
+ (struct qhdr *)0,
+};
+static struct qhdr eon_ES_hdr = {
+ (struct qhdr *)0,
+ (struct qhdr *)0,
+};
+static struct qhdr eon_FREE_hdr = {
+ (struct qhdr *)0,
+ (struct qhdr *)0,
+};
+
+eon_dumpcache(which)
+ int which;
+{
+ register int off;
+ register struct eon_centry *ent;
+ struct qhdr *hdr;
+
+ switch (which) {
+ case E_FREE:
+ printf("FREE LIST\n");
+ off = _offsetof( struct eon_centry, eonc_q_LINK);
+ hdr = &eon_FREE_hdr;
+ ent = qtocentry( hdr->link,
+ _offsetof( struct eon_centry, eonc_q_LINK));
+ break;
+ case E_ES:
+ printf("ES LIST\n");
+ off = _offsetof( struct eon_centry, eonc_q_ES);
+ hdr = &eon_ES_hdr;
+ ent = qtocentry( hdr->link,
+ _offsetof( struct eon_centry, eonc_q_ES));
+ break;
+ case E_IS:
+ printf("IS LIST\n");
+ off = _offsetof( struct eon_centry, eonc_q_IS);
+ hdr = &eon_IS_hdr;
+ ent = qtocentry( hdr->link,
+ _offsetof( struct eon_centry, eonc_q_IS));
+ break;
+ case E_LINK:
+ printf("LINK LIST\n");
+ off = _offsetof( struct eon_centry, eonc_q_LINK);
+ hdr = &eon_LINK_hdr;
+ ent = qtocentry( hdr->link,
+ _offsetof( struct eon_centry, eonc_q_LINK));
+ break;
+ }
+ if(hdr == centrytoq(ent, off)->link )
+ printf("EMPTY\n");
+ else while(1) {
+ printf("0x%x: %d.%d.%d.%d, %s %s\n", ent,
+ (ent->eonc_addr.s_addr>>24)&0xff,
+ (ent->eonc_addr.s_addr>>16)&0xff,
+ (ent->eonc_addr.s_addr>>8)&0xff,
+ (ent->eonc_addr.s_addr)&0xff,
+ ((ent->eonc_status & EON_ESLINK_UP)?"ES^":
+ (ent->eonc_status & EON_ESLINK_DOWN)?"es*": " "),
+ ((ent->eonc_status & EON_ISLINK_UP)?"IS^":
+ (ent->eonc_status & EON_ISLINK_DOWN)?"is*": " ")
+ );
+ dump_buf(ent, sizeof(struct eon_centry) );
+
+ { /* ent = ent.next: */
+ register struct qhdr *q;
+
+ q = centrytoq(ent, off)->link;
+ if( q == hdr)
+ break;
+ if( q == (struct qhdr *)0) /* panic */ {
+ printf("eon0: BAD Q HDR or CENTRY! q 0x%x ent 0x%x off 0x%x\n",
+ q, ent, off);
+ break;
+ }
+ ent = qtocentry( q, off );
+ }
+ }
+}
+
+initq(q)
+ struct qhdr *q;
+{
+ q->rlink = q->link = q;
+}
+main()
+{
+ static struct eon_centry eoncache[EON_CACHESIZE];
+ register int i;
+ register struct eon_centry *ent;
+
+ initq( &eon_FREE_hdr );
+ initq( &eon_LINK_hdr );
+ initq( &eon_ES_hdr );
+ initq( &eon_IS_hdr );
+
+ bzero( eoncache, EON_CACHESIZE*sizeof(struct eon_centry));
+ ent = eoncache;
+
+ for(i=0; i< EON_CACHESIZE; i++,ent++) {
+ insque(&eon_FREE_hdr,
+ centrytoq(ent, _offsetof( struct eon_centry, eonc_q_LINK)));
+ }
+
+ eon_dumpcache(E_FREE);
+ eon_dumpcache(E_ES);
+}
+#endif NEON>0
+
+#define MAX_COLUMNS 8
+dump_buf(buf, len)
+char *buf;
+int len;
+{
+ int i,j;
+
+ printf("Dump buf 0x%x len 0x%x\n", buf, len);
+ for (i = 0; i < len; i += MAX_COLUMNS) {
+ printf("+%d:\t", i);
+ for (j = 0; j < MAX_COLUMNS; j++) {
+ if (i + j < len) {
+ printf("%x/%d\t", buf[i+j], buf[i+j]);
+ } else {
+ printf(" ");
+ }
+ }
+
+ for (j = 0; j < MAX_COLUMNS; j++) {
+ if (i + j < len) {
+ if (((buf[i+j]) > 31) && ((buf[i+j]) < 128))
+ printf("%c", buf[i+j]);
+ else
+ printf(".");
+ }
+ }
+ printf("\n");
+ }
+}
+
+_insque(new, header)
+ register struct qhdr *new, *header;
+{
+ (*new).link = (*header).link;
+ (*new).rlink = header;
+ (*(*header).link).rlink = new;
+ (*header).link = new;
+}
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