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      1    0  stevel /*
      2    0  stevel  * CDDL HEADER START
      3    0  stevel  *
      4    0  stevel  * The contents of this file are subject to the terms of the
      5    0  stevel  * Common Development and Distribution License, Version 1.0 only
      6    0  stevel  * (the "License").  You may not use this file except in compliance
      7    0  stevel  * with the License.
      8    0  stevel  *
      9    0  stevel  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10    0  stevel  * or http://www.opensolaris.org/os/licensing.
     11    0  stevel  * See the License for the specific language governing permissions
     12    0  stevel  * and limitations under the License.
     13    0  stevel  *
     14    0  stevel  * When distributing Covered Code, include this CDDL HEADER in each
     15    0  stevel  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16    0  stevel  * If applicable, add the following below this CDDL HEADER, with the
     17    0  stevel  * fields enclosed by brackets "[]" replaced with your own identifying
     18    0  stevel  * information: Portions Copyright [yyyy] [name of copyright owner]
     19    0  stevel  *
     20    0  stevel  * CDDL HEADER END
     21    0  stevel  */
     22    0  stevel /*
     23  410  kcpoon  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
     24  410  kcpoon  * Use is subject to license terms.
     25    0  stevel  */
     26    0  stevel 
     27    0  stevel #pragma ident	"%Z%%M%	%I%	%E% SMI"
     28    0  stevel 
     29    0  stevel #include <stdio.h>
     30    0  stevel #include <sys/types.h>
     31    0  stevel #include <netinet/in.h>
     32    0  stevel #include <at.h>
     33    0  stevel #include <snoop.h>
     34    0  stevel 
     35    0  stevel extern char *src_name, *dst_name;
     36    0  stevel 
     37  410  kcpoon struct socktable {
     38    0  stevel 	int	pt_num;
     39    0  stevel 	char	*pt_short;
     40    0  stevel };
     41    0  stevel 
     42    0  stevel static struct socktable pt_ddp[] = {
     43    0  stevel 	{1,	"RTMP"},
     44    0  stevel 	{2,	"NIS"},
     45    0  stevel 	{4,	"Echoer"},
     46    0  stevel 	{6,	"ZIS"},
     47    0  stevel 	{0,	NULL},
     48    0  stevel };
     49    0  stevel 
     50    0  stevel static struct socktable pt_ddp_types[] = {
     51    0  stevel 	{1,	"RTMP Resp"},
     52    0  stevel 	{2,	"NBP"},
     53    0  stevel 	{3,	"ATP"},
     54    0  stevel 	{4,	"AEP"},
     55    0  stevel 	{5,	"RTMP Req"},
     56    0  stevel 	{6,	"ZIP"},
     57    0  stevel 	{7,	"ADSP"},
     58    0  stevel 	{0,	NULL},
     59    0  stevel };
     60    0  stevel 
     61    0  stevel static char *
     62    0  stevel apple_ddp_type(struct socktable *p, uint16_t port)
     63    0  stevel {
     64    0  stevel 	for (; p->pt_num != 0; p++) {
     65    0  stevel 		if (port == p->pt_num)
     66    0  stevel 			return (p->pt_short);
     67    0  stevel 	}
     68    0  stevel 	return (NULL);
     69    0  stevel }
     70    0  stevel 
     71    0  stevel /*
     72    0  stevel  * return the short at p, regardless of alignment
     73    0  stevel  */
     74    0  stevel 
     75    0  stevel uint16_t
     76    0  stevel get_short(uint8_t *p)
     77    0  stevel {
     78    0  stevel 	return (p[0] << 8 | p[1]);
     79    0  stevel }
     80    0  stevel 
     81    0  stevel /*
     82    0  stevel  * return the long at p, regardless of alignment
     83    0  stevel  */
     84    0  stevel uint32_t
     85    0  stevel get_long(uint8_t *p)
     86    0  stevel {
     87    0  stevel 	return (p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3]);
     88    0  stevel }
     89    0  stevel 
     90    0  stevel /*
     91    0  stevel  * format a MAC address
     92    0  stevel  */
     93    0  stevel 
     94    0  stevel char *
     95    0  stevel print_macaddr(uint8_t *ha, int len)
     96    0  stevel {
     97    0  stevel 	static char buf[128];
     98    0  stevel 	char *p = buf;
     99    0  stevel 
    100    0  stevel 	while (len-- != 0) {
    101    0  stevel 		p += snprintf(p, sizeof (buf) - (p - buf),
    102    0  stevel 		    len > 0 ? "%x:" : "%x", *ha++);
    103    0  stevel 	}
    104    0  stevel 	return (buf);
    105    0  stevel }
    106    0  stevel 
    107    0  stevel /* ARGSUSED */
    108    0  stevel void
    109    0  stevel interpret_at(int flags, struct ddp_hdr *ddp, int len)
    110    0  stevel {
    111    0  stevel 	int ddplen;
    112    0  stevel 	char *pname;
    113    0  stevel 	char buff [32];
    114    0  stevel 	static char src_buf[16];
    115    0  stevel 	static char dst_buf[16];
    116    0  stevel 
    117    0  stevel 	if (ddp_pad(ddp) != 0)
    118    0  stevel 		return;			/* unknown AppleTalk proto */
    119    0  stevel 
    120    0  stevel 	ddplen = ddp_len(ddp);
    121    0  stevel 
    122    0  stevel 	(void) snprintf(src_buf, sizeof (src_buf),
    123    0  stevel 	    "%u.%u", ntohs(ddp->ddp_src_net), ddp->ddp_src_id);
    124    0  stevel 	src_name = src_buf;
    125    0  stevel 
    126    0  stevel 	(void) snprintf(dst_buf, sizeof (dst_buf),
    127    0  stevel 	    "%u.%u", ntohs(ddp->ddp_dest_net), ddp->ddp_dest_id);
    128    0  stevel 	if (ddp->ddp_dest_id == NODE_ID_BROADCAST)
    129    0  stevel 		dst_name = "(broadcast)";
    130    0  stevel 	else
    131    0  stevel 		dst_name = dst_buf;
    132    0  stevel 
    133    0  stevel 	if (flags & F_SUM) {
    134    0  stevel 		(void) snprintf(get_sum_line(), MAXLINE,
    135    0  stevel 		    "DDP S=%u.%u:%u D=%u.%u:%u LEN=%d",
    136    0  stevel 		    ntohs(ddp->ddp_src_net),
    137    0  stevel 		    ddp->ddp_src_id,
    138    0  stevel 		    ddp->ddp_src_sock,
    139    0  stevel 		    ntohs(ddp->ddp_dest_net),
    140    0  stevel 		    ddp->ddp_dest_id,
    141    0  stevel 		    ddp->ddp_dest_sock,
    142    0  stevel 		    ddp_len(ddp));
    143    0  stevel 	}
    144    0  stevel 
    145    0  stevel 	if (flags & F_DTAIL) {
    146    0  stevel 		show_header("DDP:  ", "DDP Header", ddplen - DDPHDR_SIZE);
    147    0  stevel 		show_space();
    148    0  stevel 		pname = apple_ddp_type(pt_ddp, ddp->ddp_src_sock);
    149    0  stevel 		if (pname == NULL) {
    150    0  stevel 			pname = "";
    151    0  stevel 		} else {
    152    0  stevel 			(void) snprintf(buff, sizeof (buff), "(%s)", pname);
    153    0  stevel 			pname = buff;
    154    0  stevel 		}
    155    0  stevel 
    156    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    157    0  stevel 		    "Source = %s, Socket = %u %s",
    158    0  stevel 		    src_name, ddp->ddp_src_sock, pname);
    159    0  stevel 		pname = apple_ddp_type(pt_ddp, ddp->ddp_dest_sock);
    160    0  stevel 		if (pname == NULL) {
    161    0  stevel 			pname = "";
    162    0  stevel 		} else {
    163    0  stevel 			(void) snprintf(buff, sizeof (buff), "(%s)", pname);
    164    0  stevel 			pname = buff;
    165    0  stevel 		}
    166    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    167    0  stevel 		    "Destination = %s, Socket = %u %s",
    168    0  stevel 		    dst_name, ddp->ddp_dest_sock, pname);
    169    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    170    0  stevel 		    "Hop count = %d",
    171    0  stevel 		    ddp_hop(ddp));
    172    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    173    0  stevel 		    "Length = %d",
    174    0  stevel 		    ddp_len(ddp));
    175    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    176    0  stevel 		    "Checksum = %04x %s",
    177    0  stevel 		    ntohs(ddp->ddp_cksum),
    178    0  stevel 		    ddp->ddp_cksum == 0 ? "(no checksum)" : "");
    179    0  stevel 		(void) snprintf(get_line(0, 0), get_line_remain(),
    180    0  stevel 		    "DDP type = %d (%s)",
    181    0  stevel 		    ddp->ddp_type,
    182    0  stevel 		    apple_ddp_type(pt_ddp_types, ddp->ddp_type));
    183    0  stevel 		show_space();
    184    0  stevel 	}
    185    0  stevel 
    186    0  stevel 
    187    0  stevel 	/* go to the next protocol layer */
    188    0  stevel 
    189    0  stevel 	switch (ddp->ddp_type) {
    190    0  stevel 	case DDP_TYPE_NBP:
    191    0  stevel 		interpret_nbp(flags, (struct nbp_hdr *)ddp, ddplen);
    192    0  stevel 		break;
    193    0  stevel 	case DDP_TYPE_AEP:
    194    0  stevel 		interpret_aecho(flags, ddp, ddplen);
    195    0  stevel 		break;
    196    0  stevel 	case DDP_TYPE_ATP:
    197    0  stevel 		interpret_atp(flags, ddp, ddplen);
    198    0  stevel 		break;
    199    0  stevel 	case DDP_TYPE_ZIP:
    200    0  stevel 		interpret_ddp_zip(flags, (struct zip_hdr *)ddp, ddplen);
    201    0  stevel 		break;
    202    0  stevel 	case DDP_TYPE_ADSP:
    203    0  stevel 		interpret_adsp(flags, (struct ddp_adsphdr *)ddp, ddplen);
    204    0  stevel 		break;
    205    0  stevel 	case DDP_TYPE_RTMPRQ:
    206    0  stevel 	case DDP_TYPE_RTMPRESP:
    207    0  stevel 		interpret_rtmp(flags, ddp, ddplen);
    208    0  stevel 		break;
    209    0  stevel 	}
    210    0  stevel }
    211