* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
+/* \summary: DECnet printer */
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
-#include <tcpdump-stdinc.h>
+#include <netdissect-stdinc.h>
struct mbuf;
struct rtentry;
#include <string.h>
#include "extract.h"
-#include "interface.h"
+#include "netdissect.h"
#include "addrtoname.h"
static const char tstr[] = "[|decnet]";
-#ifndef WIN32
-typedef u_int8_t byte[1]; /* single byte field */
+#ifndef _WIN32
+typedef uint8_t byte[1]; /* single byte field */
#else
/*
* the keyword 'byte' generates conflicts in Windows
*/
typedef unsigned char Byte[1]; /* single byte field */
#define byte Byte
-#endif /* WIN32 */
-typedef u_int8_t word[2]; /* 2 byte field */
-typedef u_int8_t longword[4]; /* 4 bytes field */
+#endif /* _WIN32 */
+typedef uint8_t word[2]; /* 2 byte field */
+typedef uint8_t longword[4]; /* 4 bytes field */
/*
* Definitions for DECNET Phase IV protocol headers
*/
union etheraddress {
- u_int8_t dne_addr[6]; /* full ethernet address */
+ uint8_t dne_addr[6]; /* full ethernet address */
struct {
- u_int8_t dne_hiord[4]; /* DECnet HIORD prefix */
- u_int8_t dne_nodeaddr[2]; /* DECnet node address */
+ uint8_t dne_hiord[4]; /* DECnet HIORD prefix */
+ uint8_t dne_nodeaddr[2]; /* DECnet node address */
} dne_remote;
};
#define DN_MAXADDL 20 /* max size of DECnet address */
struct dn_naddr {
- u_int16_t a_len; /* length of address */
- u_int8_t a_addr[DN_MAXADDL]; /* address as bytes */
+ uint16_t a_len; /* length of address */
+ uint8_t a_addr[DN_MAXADDL]; /* address as bytes */
};
/*
/* Macros for decoding routing-info fields */
#define RI_COST(x) ((x)&0777)
#define RI_HOPS(x) (((x)>>10)&037)
-\f
+
/*
* NSP protocol fields and values.
*/
#define COS_NONE 0 /* no flow control */
#define COS_SEGMENT 04 /* segment flow control */
#define COS_MESSAGE 010 /* message flow control */
-#define COS_CRYPTSER 020 /* cryptographic services requested */
#define COS_DEFAULT 1 /* default value for field */
#define COI_MASK 3 /* mask for version field */
};
/* Forwards */
-static int print_decnet_ctlmsg(const union routehdr *, u_int, u_int);
-static void print_t_info(int);
-static int print_l1_routes(const char *, u_int);
-static int print_l2_routes(const char *, u_int);
-static void print_i_info(int);
+static int print_decnet_ctlmsg(netdissect_options *, const union routehdr *, u_int, u_int);
+static void print_t_info(netdissect_options *, int);
+static int print_l1_routes(netdissect_options *, const char *, u_int);
+static int print_l2_routes(netdissect_options *, const char *, u_int);
+static void print_i_info(netdissect_options *, int);
static int print_elist(const char *, u_int);
-static int print_nsp(const u_char *, u_int);
-static void print_reason(int);
-#ifdef PRINT_NSPDATA
-static void pdata(u_char *, int);
-#endif
+static int print_nsp(netdissect_options *, const u_char *, u_int);
+static void print_reason(netdissect_options *, int);
#ifndef HAVE_NETDNET_DNETDB_H_DNET_HTOA
extern char *dnet_htoa(struct dn_naddr *);
#endif
void
-decnet_print(register const u_char *ap, register u_int length,
- register u_int caplen)
+decnet_print(netdissect_options *ndo,
+ register const u_char *ap, register u_int length,
+ register u_int caplen)
{
register const union routehdr *rhp;
register int mflags;
const u_char *nspp;
if (length < sizeof(struct shorthdr)) {
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
- TCHECK2(*ap, sizeof(short));
- pktlen = EXTRACT_LE_16BITS(ap);
+ ND_TCHECK2(*ap, sizeof(short));
+ pktlen = EXTRACT_LE_U_2(ap);
if (pktlen < sizeof(struct shorthdr)) {
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
if (pktlen > length) {
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
length = pktlen;
- rhp = (const union routehdr *)&(ap[sizeof(short)]);
- TCHECK(rhp->rh_short.sh_flags);
- mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
+ rhp = (const union routehdr *)(ap + sizeof(short));
+ ND_TCHECK(rhp->rh_short.sh_flags);
+ mflags = EXTRACT_U_1(rhp->rh_short.sh_flags);
if (mflags & RMF_PAD) {
/* pad bytes of some sort in front of message */
u_int padlen = mflags & RMF_PADMASK;
- if (vflag)
- (void) printf("[pad:%d] ", padlen);
+ if (ndo->ndo_vflag)
+ ND_PRINT((ndo, "[pad:%d] ", padlen));
if (length < padlen + 2) {
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
- TCHECK2(ap[sizeof(short)], padlen);
+ ND_TCHECK2(ap[sizeof(short)], padlen);
ap += padlen;
length -= padlen;
caplen -= padlen;
- rhp = (const union routehdr *)&(ap[sizeof(short)]);
- mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
+ rhp = (const union routehdr *)(ap + sizeof(short));
+ ND_TCHECK(rhp->rh_short.sh_flags);
+ mflags = EXTRACT_U_1(rhp->rh_short.sh_flags);
}
if (mflags & RMF_FVER) {
- (void) printf("future-version-decnet");
- default_print(ap, min(length, caplen));
+ ND_PRINT((ndo, "future-version-decnet"));
+ ND_DEFAULTPRINT(ap, min(length, caplen));
return;
}
/* is it a control message? */
if (mflags & RMF_CTLMSG) {
- if (!print_decnet_ctlmsg(rhp, length, caplen))
+ if (!print_decnet_ctlmsg(ndo, rhp, length, caplen))
goto trunc;
return;
}
switch (mflags & RMF_MASK) {
case RMF_LONG:
if (length < sizeof(struct longhdr)) {
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
- TCHECK(rhp->rh_long);
+ ND_TCHECK(rhp->rh_long);
dst =
- EXTRACT_LE_16BITS(rhp->rh_long.lg_dst.dne_remote.dne_nodeaddr);
+ EXTRACT_LE_U_2(rhp->rh_long.lg_dst.dne_remote.dne_nodeaddr);
src =
- EXTRACT_LE_16BITS(rhp->rh_long.lg_src.dne_remote.dne_nodeaddr);
- hops = EXTRACT_LE_8BITS(rhp->rh_long.lg_visits);
- nspp = &(ap[sizeof(short) + sizeof(struct longhdr)]);
+ EXTRACT_LE_U_2(rhp->rh_long.lg_src.dne_remote.dne_nodeaddr);
+ hops = EXTRACT_U_1(rhp->rh_long.lg_visits);
+ nspp = ap + sizeof(short) + sizeof(struct longhdr);
nsplen = length - sizeof(struct longhdr);
break;
case RMF_SHORT:
- TCHECK(rhp->rh_short);
- dst = EXTRACT_LE_16BITS(rhp->rh_short.sh_dst);
- src = EXTRACT_LE_16BITS(rhp->rh_short.sh_src);
- hops = (EXTRACT_LE_8BITS(rhp->rh_short.sh_visits) & VIS_MASK)+1;
- nspp = &(ap[sizeof(short) + sizeof(struct shorthdr)]);
+ ND_TCHECK(rhp->rh_short);
+ dst = EXTRACT_LE_U_2(rhp->rh_short.sh_dst);
+ src = EXTRACT_LE_U_2(rhp->rh_short.sh_src);
+ hops = (EXTRACT_U_1(rhp->rh_short.sh_visits) & VIS_MASK)+1;
+ nspp = ap + sizeof(short) + sizeof(struct shorthdr);
nsplen = length - sizeof(struct shorthdr);
break;
default:
- (void) printf("unknown message flags under mask");
- default_print((u_char *)ap, min(length, caplen));
+ ND_PRINT((ndo, "unknown message flags under mask"));
+ ND_DEFAULTPRINT((const u_char *)ap, min(length, caplen));
return;
}
- (void)printf("%s > %s %d ",
- dnaddr_string(src), dnaddr_string(dst), pktlen);
- if (vflag) {
+ ND_PRINT((ndo, "%s > %s %d ",
+ dnaddr_string(ndo, src), dnaddr_string(ndo, dst), pktlen));
+ if (ndo->ndo_vflag) {
if (mflags & RMF_RQR)
- (void)printf("RQR ");
+ ND_PRINT((ndo, "RQR "));
if (mflags & RMF_RTS)
- (void)printf("RTS ");
+ ND_PRINT((ndo, "RTS "));
if (mflags & RMF_IE)
- (void)printf("IE ");
- (void)printf("%d hops ", hops);
+ ND_PRINT((ndo, "IE "));
+ ND_PRINT((ndo, "%d hops ", hops));
}
- if (!print_nsp(nspp, nsplen))
+ if (!print_nsp(ndo, nspp, nsplen))
goto trunc;
return;
trunc:
- (void)printf("%s", tstr);
+ ND_PRINT((ndo, "%s", tstr));
return;
}
static int
-print_decnet_ctlmsg(register const union routehdr *rhp, u_int length,
- u_int caplen)
+print_decnet_ctlmsg(netdissect_options *ndo,
+ register const union routehdr *rhp, u_int length,
+ u_int caplen)
{
- int mflags = EXTRACT_LE_8BITS(rhp->rh_short.sh_flags);
- register union controlmsg *cmp = (union controlmsg *)rhp;
+ /* Our caller has already checked for mflags */
+ int mflags = EXTRACT_U_1(rhp->rh_short.sh_flags);
+ register const union controlmsg *cmp = (const union controlmsg *)rhp;
int src, dst, info, blksize, eco, ueco, hello, other, vers;
etheraddr srcea, rtea;
int priority;
- char *rhpx = (char *)rhp;
+ const char *rhpx = (const char *)rhp;
int ret;
switch (mflags & RMF_CTLMASK) {
case RMF_INIT:
- (void)printf("init ");
+ ND_PRINT((ndo, "init "));
if (length < sizeof(struct initmsg))
goto trunc;
- TCHECK(cmp->cm_init);
- src = EXTRACT_LE_16BITS(cmp->cm_init.in_src);
- info = EXTRACT_LE_8BITS(cmp->cm_init.in_info);
- blksize = EXTRACT_LE_16BITS(cmp->cm_init.in_blksize);
- vers = EXTRACT_LE_8BITS(cmp->cm_init.in_vers);
- eco = EXTRACT_LE_8BITS(cmp->cm_init.in_eco);
- ueco = EXTRACT_LE_8BITS(cmp->cm_init.in_ueco);
- hello = EXTRACT_LE_16BITS(cmp->cm_init.in_hello);
- print_t_info(info);
- (void)printf(
+ ND_TCHECK(cmp->cm_init);
+ src = EXTRACT_LE_U_2(cmp->cm_init.in_src);
+ info = EXTRACT_U_1(cmp->cm_init.in_info);
+ blksize = EXTRACT_LE_U_2(cmp->cm_init.in_blksize);
+ vers = EXTRACT_U_1(cmp->cm_init.in_vers);
+ eco = EXTRACT_U_1(cmp->cm_init.in_eco);
+ ueco = EXTRACT_U_1(cmp->cm_init.in_ueco);
+ hello = EXTRACT_LE_U_2(cmp->cm_init.in_hello);
+ print_t_info(ndo, info);
+ ND_PRINT((ndo,
"src %sblksize %d vers %d eco %d ueco %d hello %d",
- dnaddr_string(src), blksize, vers, eco, ueco,
- hello);
+ dnaddr_string(ndo, src), blksize, vers, eco, ueco,
+ hello));
ret = 1;
break;
case RMF_VER:
- (void)printf("verification ");
+ ND_PRINT((ndo, "verification "));
if (length < sizeof(struct verifmsg))
goto trunc;
- TCHECK(cmp->cm_ver);
- src = EXTRACT_LE_16BITS(cmp->cm_ver.ve_src);
- other = EXTRACT_LE_8BITS(cmp->cm_ver.ve_fcnval);
- (void)printf("src %s fcnval %o", dnaddr_string(src), other);
+ ND_TCHECK(cmp->cm_ver);
+ src = EXTRACT_LE_U_2(cmp->cm_ver.ve_src);
+ other = EXTRACT_U_1(cmp->cm_ver.ve_fcnval);
+ ND_PRINT((ndo, "src %s fcnval %o", dnaddr_string(ndo, src), other));
ret = 1;
break;
case RMF_TEST:
- (void)printf("test ");
+ ND_PRINT((ndo, "test "));
if (length < sizeof(struct testmsg))
goto trunc;
- TCHECK(cmp->cm_test);
- src = EXTRACT_LE_16BITS(cmp->cm_test.te_src);
- other = EXTRACT_LE_8BITS(cmp->cm_test.te_data);
- (void)printf("src %s data %o", dnaddr_string(src), other);
+ ND_TCHECK(cmp->cm_test);
+ src = EXTRACT_LE_U_2(cmp->cm_test.te_src);
+ other = EXTRACT_U_1(cmp->cm_test.te_data);
+ ND_PRINT((ndo, "src %s data %o", dnaddr_string(ndo, src), other));
ret = 1;
break;
case RMF_L1ROUT:
- (void)printf("lev-1-routing ");
+ ND_PRINT((ndo, "lev-1-routing "));
if (length < sizeof(struct l1rout))
goto trunc;
- TCHECK(cmp->cm_l1rou);
- src = EXTRACT_LE_16BITS(cmp->cm_l1rou.r1_src);
- (void)printf("src %s ", dnaddr_string(src));
- ret = print_l1_routes(&(rhpx[sizeof(struct l1rout)]),
+ ND_TCHECK(cmp->cm_l1rou);
+ src = EXTRACT_LE_U_2(cmp->cm_l1rou.r1_src);
+ ND_PRINT((ndo, "src %s ", dnaddr_string(ndo, src)));
+ ret = print_l1_routes(ndo, &(rhpx[sizeof(struct l1rout)]),
length - sizeof(struct l1rout));
break;
case RMF_L2ROUT:
- (void)printf("lev-2-routing ");
+ ND_PRINT((ndo, "lev-2-routing "));
if (length < sizeof(struct l2rout))
goto trunc;
- TCHECK(cmp->cm_l2rout);
- src = EXTRACT_LE_16BITS(cmp->cm_l2rout.r2_src);
- (void)printf("src %s ", dnaddr_string(src));
- ret = print_l2_routes(&(rhpx[sizeof(struct l2rout)]),
+ ND_TCHECK(cmp->cm_l2rout);
+ src = EXTRACT_LE_U_2(cmp->cm_l2rout.r2_src);
+ ND_PRINT((ndo, "src %s ", dnaddr_string(ndo, src)));
+ ret = print_l2_routes(ndo, &(rhpx[sizeof(struct l2rout)]),
length - sizeof(struct l2rout));
break;
case RMF_RHELLO:
- (void)printf("router-hello ");
+ ND_PRINT((ndo, "router-hello "));
if (length < sizeof(struct rhellomsg))
goto trunc;
- TCHECK(cmp->cm_rhello);
- vers = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_vers);
- eco = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_eco);
- ueco = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_ueco);
- memcpy((char *)&srcea, (char *)&(cmp->cm_rhello.rh_src),
+ ND_TCHECK(cmp->cm_rhello);
+ vers = EXTRACT_U_1(cmp->cm_rhello.rh_vers);
+ eco = EXTRACT_U_1(cmp->cm_rhello.rh_eco);
+ ueco = EXTRACT_U_1(cmp->cm_rhello.rh_ueco);
+ memcpy((char *)&srcea, (const char *)&(cmp->cm_rhello.rh_src),
sizeof(srcea));
- src = EXTRACT_LE_16BITS(srcea.dne_remote.dne_nodeaddr);
- info = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_info);
- blksize = EXTRACT_LE_16BITS(cmp->cm_rhello.rh_blksize);
- priority = EXTRACT_LE_8BITS(cmp->cm_rhello.rh_priority);
- hello = EXTRACT_LE_16BITS(cmp->cm_rhello.rh_hello);
- print_i_info(info);
- (void)printf(
+ src = EXTRACT_LE_U_2(srcea.dne_remote.dne_nodeaddr);
+ info = EXTRACT_U_1(cmp->cm_rhello.rh_info);
+ blksize = EXTRACT_LE_U_2(cmp->cm_rhello.rh_blksize);
+ priority = EXTRACT_U_1(cmp->cm_rhello.rh_priority);
+ hello = EXTRACT_LE_U_2(cmp->cm_rhello.rh_hello);
+ print_i_info(ndo, info);
+ ND_PRINT((ndo,
"vers %d eco %d ueco %d src %s blksize %d pri %d hello %d",
- vers, eco, ueco, dnaddr_string(src),
- blksize, priority, hello);
+ vers, eco, ueco, dnaddr_string(ndo, src),
+ blksize, priority, hello));
ret = print_elist(&(rhpx[sizeof(struct rhellomsg)]),
length - sizeof(struct rhellomsg));
break;
case RMF_EHELLO:
- (void)printf("endnode-hello ");
+ ND_PRINT((ndo, "endnode-hello "));
if (length < sizeof(struct ehellomsg))
goto trunc;
- TCHECK(cmp->cm_ehello);
- vers = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_vers);
- eco = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_eco);
- ueco = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_ueco);
- memcpy((char *)&srcea, (char *)&(cmp->cm_ehello.eh_src),
+ ND_TCHECK(cmp->cm_ehello);
+ vers = EXTRACT_U_1(cmp->cm_ehello.eh_vers);
+ eco = EXTRACT_U_1(cmp->cm_ehello.eh_eco);
+ ueco = EXTRACT_U_1(cmp->cm_ehello.eh_ueco);
+ memcpy((char *)&srcea, (const char *)&(cmp->cm_ehello.eh_src),
sizeof(srcea));
- src = EXTRACT_LE_16BITS(srcea.dne_remote.dne_nodeaddr);
- info = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_info);
- blksize = EXTRACT_LE_16BITS(cmp->cm_ehello.eh_blksize);
+ src = EXTRACT_LE_U_2(srcea.dne_remote.dne_nodeaddr);
+ info = EXTRACT_U_1(cmp->cm_ehello.eh_info);
+ blksize = EXTRACT_LE_U_2(cmp->cm_ehello.eh_blksize);
/*seed*/
- memcpy((char *)&rtea, (char *)&(cmp->cm_ehello.eh_router),
+ memcpy((char *)&rtea, (const char *)&(cmp->cm_ehello.eh_router),
sizeof(rtea));
- dst = EXTRACT_LE_16BITS(rtea.dne_remote.dne_nodeaddr);
- hello = EXTRACT_LE_16BITS(cmp->cm_ehello.eh_hello);
- other = EXTRACT_LE_8BITS(cmp->cm_ehello.eh_data);
- print_i_info(info);
- (void)printf(
+ dst = EXTRACT_LE_U_2(rtea.dne_remote.dne_nodeaddr);
+ hello = EXTRACT_LE_U_2(cmp->cm_ehello.eh_hello);
+ other = EXTRACT_U_1(cmp->cm_ehello.eh_data);
+ print_i_info(ndo, info);
+ ND_PRINT((ndo,
"vers %d eco %d ueco %d src %s blksize %d rtr %s hello %d data %o",
- vers, eco, ueco, dnaddr_string(src),
- blksize, dnaddr_string(dst), hello, other);
+ vers, eco, ueco, dnaddr_string(ndo, src),
+ blksize, dnaddr_string(ndo, dst), hello, other));
ret = 1;
break;
default:
- (void)printf("unknown control message");
- default_print((u_char *)rhp, min(length, caplen));
+ ND_PRINT((ndo, "unknown control message"));
+ ND_DEFAULTPRINT((const u_char *)rhp, min(length, caplen));
ret = 1;
break;
}
}
static void
-print_t_info(int info)
+print_t_info(netdissect_options *ndo,
+ int info)
{
int ntype = info & 3;
switch (ntype) {
- case 0: (void)printf("reserved-ntype? "); break;
- case TI_L2ROUT: (void)printf("l2rout "); break;
- case TI_L1ROUT: (void)printf("l1rout "); break;
- case TI_ENDNODE: (void)printf("endnode "); break;
+ case 0: ND_PRINT((ndo, "reserved-ntype? ")); break;
+ case TI_L2ROUT: ND_PRINT((ndo, "l2rout ")); break;
+ case TI_L1ROUT: ND_PRINT((ndo, "l1rout ")); break;
+ case TI_ENDNODE: ND_PRINT((ndo, "endnode ")); break;
}
if (info & TI_VERIF)
- (void)printf("verif ");
+ ND_PRINT((ndo, "verif "));
if (info & TI_BLOCK)
- (void)printf("blo ");
+ ND_PRINT((ndo, "blo "));
}
static int
-print_l1_routes(const char *rp, u_int len)
+print_l1_routes(netdissect_options *ndo,
+ const char *rp, u_int len)
{
int count;
int id;
/* The last short is a checksum */
while (len > (3 * sizeof(short))) {
- TCHECK2(*rp, 3 * sizeof(short));
- count = EXTRACT_LE_16BITS(rp);
+ ND_TCHECK2(*rp, 3 * sizeof(short));
+ count = EXTRACT_LE_U_2(rp);
if (count > 1024)
return (1); /* seems to be bogus from here on */
rp += sizeof(short);
len -= sizeof(short);
- id = EXTRACT_LE_16BITS(rp);
+ id = EXTRACT_LE_U_2(rp);
rp += sizeof(short);
len -= sizeof(short);
- info = EXTRACT_LE_16BITS(rp);
+ info = EXTRACT_LE_U_2(rp);
rp += sizeof(short);
len -= sizeof(short);
- (void)printf("{ids %d-%d cost %d hops %d} ", id, id + count,
- RI_COST(info), RI_HOPS(info));
+ ND_PRINT((ndo, "{ids %d-%d cost %d hops %d} ", id, id + count,
+ RI_COST(info), RI_HOPS(info)));
}
return (1);
}
static int
-print_l2_routes(const char *rp, u_int len)
+print_l2_routes(netdissect_options *ndo,
+ const char *rp, u_int len)
{
int count;
int area;
/* The last short is a checksum */
while (len > (3 * sizeof(short))) {
- TCHECK2(*rp, 3 * sizeof(short));
- count = EXTRACT_LE_16BITS(rp);
+ ND_TCHECK2(*rp, 3 * sizeof(short));
+ count = EXTRACT_LE_U_2(rp);
if (count > 1024)
return (1); /* seems to be bogus from here on */
rp += sizeof(short);
len -= sizeof(short);
- area = EXTRACT_LE_16BITS(rp);
+ area = EXTRACT_LE_U_2(rp);
rp += sizeof(short);
len -= sizeof(short);
- info = EXTRACT_LE_16BITS(rp);
+ info = EXTRACT_LE_U_2(rp);
rp += sizeof(short);
len -= sizeof(short);
- (void)printf("{areas %d-%d cost %d hops %d} ", area, area + count,
- RI_COST(info), RI_HOPS(info));
+ ND_PRINT((ndo, "{areas %d-%d cost %d hops %d} ", area, area + count,
+ RI_COST(info), RI_HOPS(info)));
}
return (1);
}
static void
-print_i_info(int info)
+print_i_info(netdissect_options *ndo,
+ int info)
{
int ntype = info & II_TYPEMASK;
switch (ntype) {
- case 0: (void)printf("reserved-ntype? "); break;
- case II_L2ROUT: (void)printf("l2rout "); break;
- case II_L1ROUT: (void)printf("l1rout "); break;
- case II_ENDNODE: (void)printf("endnode "); break;
+ case 0: ND_PRINT((ndo, "reserved-ntype? ")); break;
+ case II_L2ROUT: ND_PRINT((ndo, "l2rout ")); break;
+ case II_L1ROUT: ND_PRINT((ndo, "l1rout ")); break;
+ case II_ENDNODE: ND_PRINT((ndo, "endnode ")); break;
}
if (info & II_VERIF)
- (void)printf("verif ");
+ ND_PRINT((ndo, "verif "));
if (info & II_NOMCAST)
- (void)printf("nomcast ");
+ ND_PRINT((ndo, "nomcast "));
if (info & II_BLOCK)
- (void)printf("blo ");
+ ND_PRINT((ndo, "blo "));
}
static int
}
static int
-print_nsp(const u_char *nspp, u_int nsplen)
+print_nsp(netdissect_options *ndo,
+ const u_char *nspp, u_int nsplen)
{
- const struct nsphdr *nsphp = (struct nsphdr *)nspp;
+ const struct nsphdr *nsphp = (const struct nsphdr *)nspp;
int dst, src, flags;
if (nsplen < sizeof(struct nsphdr))
goto trunc;
- TCHECK(*nsphp);
- flags = EXTRACT_LE_8BITS(nsphp->nh_flags);
- dst = EXTRACT_LE_16BITS(nsphp->nh_dst);
- src = EXTRACT_LE_16BITS(nsphp->nh_src);
+ ND_TCHECK(*nsphp);
+ flags = EXTRACT_U_1(nsphp->nh_flags);
+ dst = EXTRACT_LE_U_2(nsphp->nh_dst);
+ src = EXTRACT_LE_U_2(nsphp->nh_src);
switch (flags & NSP_TYPEMASK) {
case MFT_DATA:
case MFS_MOM:
case MFS_EOM:
case MFS_BOM+MFS_EOM:
- printf("data %d>%d ", src, dst);
+ ND_PRINT((ndo, "data %d>%d ", src, dst));
{
- struct seghdr *shp = (struct seghdr *)nspp;
+ const struct seghdr *shp = (const struct seghdr *)nspp;
int ack;
-#ifdef PRINT_NSPDATA
- u_char *dp;
-#endif
u_int data_off = sizeof(struct minseghdr);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[0]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
+ ND_TCHECK(shp->sh_seq[0]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
- (void)printf("nak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nak %d ", ack & SGQ_MASK));
else
- (void)printf("ack %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "ack %d ", ack & SGQ_MASK));
data_off += sizeof(short);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[1]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
+ ND_TCHECK(shp->sh_seq[1]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[1]);
if (ack & SGQ_OACK) { /* ackoth field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
- (void)printf("onak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "onak %d ", ack & SGQ_MASK));
else
- (void)printf("oack %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "oack %d ", ack & SGQ_MASK));
data_off += sizeof(short);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[2]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
+ ND_TCHECK(shp->sh_seq[2]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[2]);
}
}
- (void)printf("seg %d ", ack & SGQ_MASK);
-#ifdef PRINT_NSPDATA
- if (nsplen > data_off) {
- dp = &(nspp[data_off]);
- TCHECK2(*dp, nsplen - data_off);
- pdata(dp, nsplen - data_off);
- }
-#endif
+ ND_PRINT((ndo, "seg %d ", ack & SGQ_MASK));
}
break;
case MFS_ILS+MFS_INT:
- printf("intr ");
+ ND_PRINT((ndo, "intr "));
{
- struct seghdr *shp = (struct seghdr *)nspp;
+ const struct seghdr *shp = (const struct seghdr *)nspp;
int ack;
-#ifdef PRINT_NSPDATA
- u_char *dp;
-#endif
u_int data_off = sizeof(struct minseghdr);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[0]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
+ ND_TCHECK(shp->sh_seq[0]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
- (void)printf("nak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nak %d ", ack & SGQ_MASK));
else
- (void)printf("ack %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "ack %d ", ack & SGQ_MASK));
data_off += sizeof(short);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[1]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
+ ND_TCHECK(shp->sh_seq[1]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[1]);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
- (void)printf("nakdat %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nakdat %d ", ack & SGQ_MASK));
else
- (void)printf("ackdat %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "ackdat %d ", ack & SGQ_MASK));
data_off += sizeof(short);
if (nsplen < data_off)
goto trunc;
- TCHECK(shp->sh_seq[2]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
+ ND_TCHECK(shp->sh_seq[2]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[2]);
}
}
- (void)printf("seg %d ", ack & SGQ_MASK);
-#ifdef PRINT_NSPDATA
- if (nsplen > data_off) {
- dp = &(nspp[data_off]);
- TCHECK2(*dp, nsplen - data_off);
- pdata(dp, nsplen - data_off);
- }
-#endif
+ ND_PRINT((ndo, "seg %d ", ack & SGQ_MASK));
}
break;
case MFS_ILS:
- (void)printf("link-service %d>%d ", src, dst);
+ ND_PRINT((ndo, "link-service %d>%d ", src, dst));
{
- struct seghdr *shp = (struct seghdr *)nspp;
- struct lsmsg *lsmp =
- (struct lsmsg *)&(nspp[sizeof(struct seghdr)]);
+ const struct seghdr *shp = (const struct seghdr *)nspp;
+ const struct lsmsg *lsmp =
+ (const struct lsmsg *)(nspp + sizeof(struct seghdr));
int ack;
int lsflags, fcval;
if (nsplen < sizeof(struct seghdr) + sizeof(struct lsmsg))
goto trunc;
- TCHECK(shp->sh_seq[0]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[0]);
+ ND_TCHECK(shp->sh_seq[0]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
- (void)printf("nak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nak %d ", ack & SGQ_MASK));
else
- (void)printf("ack %d ", ack & SGQ_MASK);
- TCHECK(shp->sh_seq[1]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[1]);
+ ND_PRINT((ndo, "ack %d ", ack & SGQ_MASK));
+ ND_TCHECK(shp->sh_seq[1]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[1]);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
- (void)printf("nakdat %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nakdat %d ", ack & SGQ_MASK));
else
- (void)printf("ackdat %d ", ack & SGQ_MASK);
- TCHECK(shp->sh_seq[2]);
- ack = EXTRACT_LE_16BITS(shp->sh_seq[2]);
+ ND_PRINT((ndo, "ackdat %d ", ack & SGQ_MASK));
+ ND_TCHECK(shp->sh_seq[2]);
+ ack = EXTRACT_LE_U_2(shp->sh_seq[2]);
}
}
- (void)printf("seg %d ", ack & SGQ_MASK);
- TCHECK(*lsmp);
- lsflags = EXTRACT_LE_8BITS(lsmp->ls_lsflags);
- fcval = EXTRACT_LE_8BITS(lsmp->ls_fcval);
+ ND_PRINT((ndo, "seg %d ", ack & SGQ_MASK));
+ ND_TCHECK(*lsmp);
+ lsflags = EXTRACT_U_1(lsmp->ls_lsflags);
+ fcval = EXTRACT_U_1(lsmp->ls_fcval);
switch (lsflags & LSI_MASK) {
case LSI_DATA:
- (void)printf("dat seg count %d ", fcval);
+ ND_PRINT((ndo, "dat seg count %d ", fcval));
switch (lsflags & LSM_MASK) {
case LSM_NOCHANGE:
break;
case LSM_DONOTSEND:
- (void)printf("donotsend-data ");
+ ND_PRINT((ndo, "donotsend-data "));
break;
case LSM_SEND:
- (void)printf("send-data ");
+ ND_PRINT((ndo, "send-data "));
break;
default:
- (void)printf("reserved-fcmod? %x", lsflags);
+ ND_PRINT((ndo, "reserved-fcmod? %x", lsflags));
break;
}
break;
case LSI_INTR:
- (void)printf("intr req count %d ", fcval);
+ ND_PRINT((ndo, "intr req count %d ", fcval));
break;
default:
- (void)printf("reserved-fcval-int? %x", lsflags);
+ ND_PRINT((ndo, "reserved-fcval-int? %x", lsflags));
break;
}
}
break;
default:
- (void)printf("reserved-subtype? %x %d > %d", flags, src, dst);
+ ND_PRINT((ndo, "reserved-subtype? %x %d > %d", flags, src, dst));
break;
}
break;
case MFT_ACK:
switch (flags & NSP_SUBMASK) {
case MFS_DACK:
- (void)printf("data-ack %d>%d ", src, dst);
+ ND_PRINT((ndo, "data-ack %d>%d ", src, dst));
{
- struct ackmsg *amp = (struct ackmsg *)nspp;
+ const struct ackmsg *amp = (const struct ackmsg *)nspp;
int ack;
if (nsplen < sizeof(struct ackmsg))
goto trunc;
- TCHECK(*amp);
- ack = EXTRACT_LE_16BITS(amp->ak_acknum[0]);
+ ND_TCHECK(*amp);
+ ack = EXTRACT_LE_U_2(amp->ak_acknum[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
- (void)printf("nak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nak %d ", ack & SGQ_MASK));
else
- (void)printf("ack %d ", ack & SGQ_MASK);
- ack = EXTRACT_LE_16BITS(amp->ak_acknum[1]);
+ ND_PRINT((ndo, "ack %d ", ack & SGQ_MASK));
+ ack = EXTRACT_LE_U_2(amp->ak_acknum[1]);
if (ack & SGQ_OACK) { /* ackoth field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
- (void)printf("onak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "onak %d ", ack & SGQ_MASK));
else
- (void)printf("oack %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "oack %d ", ack & SGQ_MASK));
}
}
}
break;
case MFS_IACK:
- (void)printf("ils-ack %d>%d ", src, dst);
+ ND_PRINT((ndo, "ils-ack %d>%d ", src, dst));
{
- struct ackmsg *amp = (struct ackmsg *)nspp;
+ const struct ackmsg *amp = (const struct ackmsg *)nspp;
int ack;
if (nsplen < sizeof(struct ackmsg))
goto trunc;
- TCHECK(*amp);
- ack = EXTRACT_LE_16BITS(amp->ak_acknum[0]);
+ ND_TCHECK(*amp);
+ ack = EXTRACT_LE_U_2(amp->ak_acknum[0]);
if (ack & SGQ_ACK) { /* acknum field */
if ((ack & SGQ_NAK) == SGQ_NAK)
- (void)printf("nak %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nak %d ", ack & SGQ_MASK));
else
- (void)printf("ack %d ", ack & SGQ_MASK);
- TCHECK(amp->ak_acknum[1]);
- ack = EXTRACT_LE_16BITS(amp->ak_acknum[1]);
+ ND_PRINT((ndo, "ack %d ", ack & SGQ_MASK));
+ ND_TCHECK(amp->ak_acknum[1]);
+ ack = EXTRACT_LE_U_2(amp->ak_acknum[1]);
if (ack & SGQ_OACK) { /* ackdat field */
if ((ack & SGQ_ONAK) == SGQ_ONAK)
- (void)printf("nakdat %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "nakdat %d ", ack & SGQ_MASK));
else
- (void)printf("ackdat %d ", ack & SGQ_MASK);
+ ND_PRINT((ndo, "ackdat %d ", ack & SGQ_MASK));
}
}
}
break;
case MFS_CACK:
- (void)printf("conn-ack %d", dst);
+ ND_PRINT((ndo, "conn-ack %d", dst));
break;
default:
- (void)printf("reserved-acktype? %x %d > %d", flags, src, dst);
+ ND_PRINT((ndo, "reserved-acktype? %x %d > %d", flags, src, dst));
break;
}
break;
case MFS_CI:
case MFS_RCI:
if ((flags & NSP_SUBMASK) == MFS_CI)
- (void)printf("conn-initiate ");
+ ND_PRINT((ndo, "conn-initiate "));
else
- (void)printf("retrans-conn-initiate ");
- (void)printf("%d>%d ", src, dst);
+ ND_PRINT((ndo, "retrans-conn-initiate "));
+ ND_PRINT((ndo, "%d>%d ", src, dst));
{
- struct cimsg *cimp = (struct cimsg *)nspp;
+ const struct cimsg *cimp = (const struct cimsg *)nspp;
int services, info, segsize;
-#ifdef PRINT_NSPDATA
- u_char *dp;
-#endif
if (nsplen < sizeof(struct cimsg))
goto trunc;
- TCHECK(*cimp);
- services = EXTRACT_LE_8BITS(cimp->ci_services);
- info = EXTRACT_LE_8BITS(cimp->ci_info);
- segsize = EXTRACT_LE_16BITS(cimp->ci_segsize);
+ ND_TCHECK(*cimp);
+ services = EXTRACT_U_1(cimp->ci_services);
+ info = EXTRACT_U_1(cimp->ci_info);
+ segsize = EXTRACT_LE_U_2(cimp->ci_segsize);
switch (services & COS_MASK) {
case COS_NONE:
break;
case COS_SEGMENT:
- (void)printf("seg ");
+ ND_PRINT((ndo, "seg "));
break;
case COS_MESSAGE:
- (void)printf("msg ");
- break;
- case COS_CRYPTSER:
- (void)printf("crypt ");
+ ND_PRINT((ndo, "msg "));
break;
}
switch (info & COI_MASK) {
case COI_32:
- (void)printf("ver 3.2 ");
+ ND_PRINT((ndo, "ver 3.2 "));
break;
case COI_31:
- (void)printf("ver 3.1 ");
+ ND_PRINT((ndo, "ver 3.1 "));
break;
case COI_40:
- (void)printf("ver 4.0 ");
+ ND_PRINT((ndo, "ver 4.0 "));
break;
case COI_41:
- (void)printf("ver 4.1 ");
+ ND_PRINT((ndo, "ver 4.1 "));
break;
}
- (void)printf("segsize %d ", segsize);
-#ifdef PRINT_NSPDATA
- if (nsplen > sizeof(struct cimsg)) {
- dp = &(nspp[sizeof(struct cimsg)]);
- TCHECK2(*dp, nsplen - sizeof(struct cimsg));
- pdata(dp, nsplen - sizeof(struct cimsg));
- }
-#endif
+ ND_PRINT((ndo, "segsize %d ", segsize));
}
break;
case MFS_CC:
- (void)printf("conn-confirm %d>%d ", src, dst);
+ ND_PRINT((ndo, "conn-confirm %d>%d ", src, dst));
{
- struct ccmsg *ccmp = (struct ccmsg *)nspp;
+ const struct ccmsg *ccmp = (const struct ccmsg *)nspp;
int services, info;
u_int segsize, optlen;
-#ifdef PRINT_NSPDATA
- u_char *dp;
-#endif
if (nsplen < sizeof(struct ccmsg))
goto trunc;
- TCHECK(*ccmp);
- services = EXTRACT_LE_8BITS(ccmp->cc_services);
- info = EXTRACT_LE_8BITS(ccmp->cc_info);
- segsize = EXTRACT_LE_16BITS(ccmp->cc_segsize);
- optlen = EXTRACT_LE_8BITS(ccmp->cc_optlen);
+ ND_TCHECK(*ccmp);
+ services = EXTRACT_U_1(ccmp->cc_services);
+ info = EXTRACT_U_1(ccmp->cc_info);
+ segsize = EXTRACT_LE_U_2(ccmp->cc_segsize);
+ optlen = EXTRACT_U_1(ccmp->cc_optlen);
switch (services & COS_MASK) {
case COS_NONE:
break;
case COS_SEGMENT:
- (void)printf("seg ");
+ ND_PRINT((ndo, "seg "));
break;
case COS_MESSAGE:
- (void)printf("msg ");
- break;
- case COS_CRYPTSER:
- (void)printf("crypt ");
+ ND_PRINT((ndo, "msg "));
break;
}
switch (info & COI_MASK) {
case COI_32:
- (void)printf("ver 3.2 ");
+ ND_PRINT((ndo, "ver 3.2 "));
break;
case COI_31:
- (void)printf("ver 3.1 ");
+ ND_PRINT((ndo, "ver 3.1 "));
break;
case COI_40:
- (void)printf("ver 4.0 ");
+ ND_PRINT((ndo, "ver 4.0 "));
break;
case COI_41:
- (void)printf("ver 4.1 ");
+ ND_PRINT((ndo, "ver 4.1 "));
break;
}
- (void)printf("segsize %d ", segsize);
+ ND_PRINT((ndo, "segsize %d ", segsize));
if (optlen) {
- (void)printf("optlen %d ", optlen);
-#ifdef PRINT_NSPDATA
- if (optlen > nsplen - sizeof(struct ccmsg))
- goto trunc;
- dp = &(nspp[sizeof(struct ccmsg)]);
- TCHECK2(*dp, optlen);
- pdata(dp, optlen);
-#endif
+ ND_PRINT((ndo, "optlen %d ", optlen));
}
}
break;
case MFS_DI:
- (void)printf("disconn-initiate %d>%d ", src, dst);
+ ND_PRINT((ndo, "disconn-initiate %d>%d ", src, dst));
{
- struct dimsg *dimp = (struct dimsg *)nspp;
+ const struct dimsg *dimp = (const struct dimsg *)nspp;
int reason;
u_int optlen;
-#ifdef PRINT_NSPDATA
- u_char *dp;
-#endif
if (nsplen < sizeof(struct dimsg))
goto trunc;
- TCHECK(*dimp);
- reason = EXTRACT_LE_16BITS(dimp->di_reason);
- optlen = EXTRACT_LE_8BITS(dimp->di_optlen);
+ ND_TCHECK(*dimp);
+ reason = EXTRACT_LE_U_2(dimp->di_reason);
+ optlen = EXTRACT_U_1(dimp->di_optlen);
- print_reason(reason);
+ print_reason(ndo, reason);
if (optlen) {
- (void)printf("optlen %d ", optlen);
-#ifdef PRINT_NSPDATA
- if (optlen > nsplen - sizeof(struct dimsg))
- goto trunc;
- dp = &(nspp[sizeof(struct dimsg)]);
- TCHECK2(*dp, optlen);
- pdata(dp, optlen);
-#endif
+ ND_PRINT((ndo, "optlen %d ", optlen));
}
}
break;
case MFS_DC:
- (void)printf("disconn-confirm %d>%d ", src, dst);
+ ND_PRINT((ndo, "disconn-confirm %d>%d ", src, dst));
{
- struct dcmsg *dcmp = (struct dcmsg *)nspp;
+ const struct dcmsg *dcmp = (const struct dcmsg *)nspp;
int reason;
- TCHECK(*dcmp);
- reason = EXTRACT_LE_16BITS(dcmp->dc_reason);
+ ND_TCHECK(*dcmp);
+ reason = EXTRACT_LE_U_2(dcmp->dc_reason);
- print_reason(reason);
+ print_reason(ndo, reason);
}
break;
default:
- (void)printf("reserved-ctltype? %x %d > %d", flags, src, dst);
+ ND_PRINT((ndo, "reserved-ctltype? %x %d > %d", flags, src, dst));
break;
}
break;
default:
- (void)printf("reserved-type? %x %d > %d", flags, src, dst);
+ ND_PRINT((ndo, "reserved-type? %x %d > %d", flags, src, dst));
break;
}
return (1);
};
static void
-print_reason(register int reason)
+print_reason(netdissect_options *ndo,
+ register int reason)
{
- printf("%s ", tok2str(reason2str, "reason-%d", reason));
+ ND_PRINT((ndo, "%s ", tok2str(reason2str, "reason-%d", reason)));
}
const char *
-dnnum_string(u_short dnaddr)
+dnnum_string(netdissect_options *ndo, u_short dnaddr)
{
char *str;
size_t siz;
str = (char *)malloc(siz = sizeof("00.0000"));
if (str == NULL)
- error("dnnum_string: malloc");
+ (*ndo->ndo_error)(ndo, "dnnum_string: malloc");
snprintf(str, siz, "%d.%d", area, node);
return(str);
}
const char *
-dnname_string(u_short dnaddr)
+dnname_string(netdissect_options *ndo, u_short dnaddr)
{
#ifdef HAVE_DNET_HTOA
struct dn_naddr dna;
+ char *dnname;
dna.a_len = sizeof(short);
memcpy((char *)dna.a_addr, (char *)&dnaddr, sizeof(short));
- return (strdup(dnet_htoa(&dna)));
+ dnname = dnet_htoa(&dna);
+ if(dnname != NULL)
+ return (strdup(dnname));
+ else
+ return(dnnum_string(ndo, dnaddr));
#else
- return(dnnum_string(dnaddr)); /* punt */
+ return(dnnum_string(ndo, dnaddr)); /* punt */
#endif
}
-
-#ifdef PRINT_NSPDATA
-static void
-pdata(u_char *dp, u_int maxlen)
-{
- char c;
- u_int x = maxlen;
-
- while (x-- > 0) {
- c = *dp++;
- safeputchar(gndo, c);
- }
-}
-#endif
projects / tcpdump / blobdiff