X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/2c233065b663b176f8fd9679aa674aefe38c3dd4..b51a0dafc7861eb31d21524ec067d7c529a664b8:/print-tipc.c?ds=inline diff --git a/print-tipc.c b/print-tipc.c index 48021174..54179a4e 100644 --- a/print-tipc.c +++ b/print-tipc.c @@ -19,32 +19,24 @@ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ -#ifndef lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-arp.c,v 1.66 2006-03-03 22:53:21 hannes Exp $ (LBL)"; -#endif +/* \summary: Transparent Inter-Process Communication (TIPC) protocol printer */ + +/* + * specification: + * https://web.archive.org/web/20150302152944/http://tipc.sourceforge.net/doc/draft-spec-tipc-07.html + * https://web.archive.org/web/20161025110514/http://tipc.sourceforge.net/doc/tipc_message_formats.html + */ #ifdef HAVE_CONFIG_H -#include "config.h" +#include #endif -#include - -#include -#include +#include "netdissect-stdinc.h" #include "netdissect.h" -#include "addrtoname.h" -#include "ether.h" #include "ethertype.h" -#include "extract.h" /* must come after interface.h */ +#include "extract.h" -/* - * Transparent Inter-Process Communication (TIPC) protocol. - * - * http://tipc.sourceforge.net/doc/draft-spec-tipc-07.html - * http://tipc.sourceforge.net/doc/tipc_message_formats.html - */ #define TIPC_USER_LOW_IMPORTANCE 0 #define TIPC_USER_MEDIUM_IMPORTANCE 1 @@ -69,13 +61,14 @@ static const char rcsid[] _U_ = #define TIPC_NODE(addr) (((addr) >> 0) & 0xFFF) struct tipc_pkthdr { - u_int32_t w0; + nd_uint32_t w0; + nd_uint32_t w1; }; #define TIPC_VER(w0) (((w0) >> 29) & 0x07) #define TIPC_USER(w0) (((w0) >> 25) & 0x0F) #define TIPC_HSIZE(w0) (((w0) >> 21) & 0x0F) -#define TIPC_MSIZE(w0) (((w0) >> 0) & 0xFFFF) +#define TIPC_MSIZE(w0) (((w0) >> 0) & 0x1FFFF) #define TIPC_MTYPE(w1) (((w1) >> 29) & 0x07) #define TIPC_BROADCAST_ACK(w1) (((w1) >> 0) & 0xFFFF) #define TIPC_LINK_ACK(w2) (((w2) >> 16) & 0xFFFF) @@ -105,31 +98,37 @@ static const struct tok tipcmtype_values[] = { { 0, NULL } }; +static const struct tok tipc_linkconf_mtype_values[] = { + { 0, "Link request" }, + { 1, "Link response" }, + { 0, NULL } +}; + struct payload_tipc_pkthdr { - u_int32_t w0; - u_int32_t w1; - u_int32_t w2; - u_int32_t prev_node; - u_int32_t orig_port; - u_int32_t dest_port; - u_int32_t orig_node; - u_int32_t dest_node; - u_int32_t name_type; - u_int32_t w9; - u_int32_t wA; + nd_uint32_t w0; + nd_uint32_t w1; + nd_uint32_t w2; + nd_uint32_t prev_node; + nd_uint32_t orig_port; + nd_uint32_t dest_port; + nd_uint32_t orig_node; + nd_uint32_t dest_node; + nd_uint32_t name_type; + nd_uint32_t w9; + nd_uint32_t wA; }; struct internal_tipc_pkthdr { - u_int32_t w0; - u_int32_t w1; - u_int32_t w2; - u_int32_t prev_node; - u_int32_t w4; - u_int32_t w5; - u_int32_t orig_node; - u_int32_t dest_node; - u_int32_t trans_seq; - u_int32_t w9; + nd_uint32_t w0; + nd_uint32_t w1; + nd_uint32_t w2; + nd_uint32_t prev_node; + nd_uint32_t w4; + nd_uint32_t w5; + nd_uint32_t orig_node; + nd_uint32_t dest_node; + nd_uint32_t trans_seq; + nd_uint32_t w9; }; #define TIPC_SEQ_GAP(w1) (((w1) >> 16) & 0x1FFF) @@ -142,22 +141,22 @@ struct internal_tipc_pkthdr { #define TIPC_LINK_TOL(w9) (((w9) >> 0) & 0xFFFF) struct link_conf_tipc_pkthdr { - u_int32_t w0; - u_int32_t w1; - u_int32_t dest_domain; - u_int32_t prev_node; - u_int32_t ntwrk_id; - u_int32_t w5; - u_int8_t media_address[16]; + nd_uint32_t w0; + nd_uint32_t w1; + nd_uint32_t dest_domain; + nd_uint32_t prev_node; + nd_uint32_t ntwrk_id; + nd_uint32_t w5; + nd_byte media_address[16]; }; #define TIPC_NODE_SIG(w1) (((w1) >> 0) & 0xFFFF) #define TIPC_MEDIA_ID(w5) (((w5) >> 0) & 0xFF) static void -print_payload(netdissect_options *ndo, struct payload_tipc_pkthdr *ap) +print_payload(netdissect_options *ndo, const struct payload_tipc_pkthdr *ap) { - u_int32_t w0, w1, w2; + uint32_t w0, w1, w2; u_int user; u_int hsize; u_int msize; @@ -171,42 +170,52 @@ print_payload(netdissect_options *ndo, struct payload_tipc_pkthdr *ap) u_int orig_node; u_int dest_node; - ND_TCHECK(*ap); - w0 = EXTRACT_32BITS(&ap->w0); + w0 = GET_BE_U_4(ap->w0); user = TIPC_USER(w0); hsize = TIPC_HSIZE(w0); msize = TIPC_MSIZE(w0); - w1 = EXTRACT_32BITS(&ap->w1); + w1 = GET_BE_U_4(ap->w1); mtype = TIPC_MTYPE(w1); - broadcast_ack = TIPC_BROADCAST_ACK(w1); - w2 = EXTRACT_32BITS(&ap->w2); - link_ack = TIPC_LINK_ACK(w2); - link_seq = TIPC_LINK_SEQ(w2); - orig_node = EXTRACT_32BITS(&ap->orig_node); - orig_port = EXTRACT_32BITS(&ap->orig_port); - dest_node = EXTRACT_32BITS(&ap->dest_node); - dest_port = EXTRACT_32BITS(&ap->dest_port); - prev_node = EXTRACT_32BITS(&ap->prev_node); - - ND_PRINT((ndo, "<%u.%u.%u> : %u > <%u.%u.%u> : %u, Previous Node <%u.%u.%u>, Broadcast Ack %u, Link Ack %u, Link Sequence %u, headerlength %u bytes, MessageSize %u bytes, %s messageType %s\n\n", - TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node), - orig_port, - TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node), - dest_port, - TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), - broadcast_ack, link_ack, link_seq, hsize*4, msize, - tok2str(tipcuser_values, "unknown", user), - tok2str(tipcmtype_values, "Unknown", mtype))); - return; - -trunc: - ND_PRINT((ndo, "[|TIPC]")); + prev_node = GET_BE_U_4(ap->prev_node); + orig_port = GET_BE_U_4(ap->orig_port); + dest_port = GET_BE_U_4(ap->dest_port); + if (hsize <= 6) { + ND_PRINT("TIPC v%u.0 %u.%u.%u:%u > %u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", + TIPC_VER(w0), + TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), + orig_port, dest_port, + hsize*4, msize, + tok2str(tipcuser_values, "unknown", user), + tok2str(tipcmtype_values, "Unknown", mtype)); + } else { + orig_node = GET_BE_U_4(ap->orig_node); + dest_node = GET_BE_U_4(ap->dest_node); + ND_PRINT("TIPC v%u.0 %u.%u.%u:%u > %u.%u.%u:%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", + TIPC_VER(w0), + TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node), + orig_port, + TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node), + dest_port, + hsize*4, msize, + tok2str(tipcuser_values, "unknown", user), + tok2str(tipcmtype_values, "Unknown", mtype)); + + if (ndo->ndo_vflag) { + broadcast_ack = TIPC_BROADCAST_ACK(w1); + w2 = GET_BE_U_4(ap->w2); + link_ack = TIPC_LINK_ACK(w2); + link_seq = TIPC_LINK_SEQ(w2); + ND_PRINT("\n\tPrevious Node %u.%u.%u, Broadcast Ack %u, Link Ack %u, Link Sequence %u", + TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), + broadcast_ack, link_ack, link_seq); + } + } } - + static void -print_internal(netdissect_options *ndo, struct internal_tipc_pkthdr *ap) +print_internal(netdissect_options *ndo, const struct internal_tipc_pkthdr *ap) { - u_int32_t w0, w1, w2, w4, w5, w9; + uint32_t w0, w1, w2, w4, w5, w9; u_int user; u_int hsize; u_int msize; @@ -225,50 +234,50 @@ print_internal(netdissect_options *ndo, struct internal_tipc_pkthdr *ap) u_int msg_cnt; u_int link_tol; - ND_TCHECK(*ap); - w0 = EXTRACT_32BITS(&ap->w0); + w0 = GET_BE_U_4(ap->w0); user = TIPC_USER(w0); hsize = TIPC_HSIZE(w0); msize = TIPC_MSIZE(w0); - w1 = EXTRACT_32BITS(&ap->w1); + w1 = GET_BE_U_4(ap->w1); mtype = TIPC_MTYPE(w1); - seq_gap = TIPC_SEQ_GAP(w1); - broadcast_ack = TIPC_BROADCAST_ACK(w1); - w2 = EXTRACT_32BITS(&ap->w2); - bc_gap_after = TIPC_BC_GAP_AFTER(w2); - bc_gap_to = TIPC_BC_GAP_TO(w2); - prev_node = EXTRACT_32BITS(&ap->prev_node); - w4 = EXTRACT_32BITS(&ap->w4); - last_sent_frag = TIPC_LAST_SENT_FRAG(w4); - next_sent_frag = TIPC_NEXT_SENT_FRAG(w4); - w5 = EXTRACT_32BITS(&ap->w5); - sess_no = TIPC_SESS_NO(w5); - orig_node = EXTRACT_32BITS(&ap->orig_node); - dest_node = EXTRACT_32BITS(&ap->dest_node); - trans_seq = EXTRACT_32BITS(&ap->trans_seq); - w9 = EXTRACT_32BITS(&ap->w9); - msg_cnt = TIPC_MSG_CNT(w9); - link_tol = TIPC_LINK_TOL(w9); - - ND_PRINT((ndo, "<%u.%u.%u> > <%u.%u.%u>, Previous Node <%u.%u.%u>, Session No. %u, Broadcast Ack %u, Sequence Gap %u, Broadcast Gap After %u, Broadcast Gap To %u, Last Sent Packet No. %u, Next sent Packet No. %u, Transport Sequence %u, msg_count %u, Link Tolerance %u, headerlength %u bytes, MessageSize %u bytes, %s messageType %s\n\n", + orig_node = GET_BE_U_4(ap->orig_node); + dest_node = GET_BE_U_4(ap->dest_node); + ND_PRINT("TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s (0x%08x)", + TIPC_VER(w0), TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node), TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node), - TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), - sess_no, broadcast_ack, seq_gap, bc_gap_after, bc_gap_to, - last_sent_frag, next_sent_frag, trans_seq, msg_cnt, link_tol, hsize*4, msize, tok2str(tipcuser_values, "unknown", user), - tok2str(tipcmtype_values, "Unknown", mtype))); - return; - -trunc: - ND_PRINT((ndo, "[|TIPC]")); + tok2str(tipcmtype_values, "Unknown", mtype), w1); + + if (ndo->ndo_vflag) { + seq_gap = TIPC_SEQ_GAP(w1); + broadcast_ack = TIPC_BROADCAST_ACK(w1); + w2 = GET_BE_U_4(ap->w2); + bc_gap_after = TIPC_BC_GAP_AFTER(w2); + bc_gap_to = TIPC_BC_GAP_TO(w2); + prev_node = GET_BE_U_4(ap->prev_node); + w4 = GET_BE_U_4(ap->w4); + last_sent_frag = TIPC_LAST_SENT_FRAG(w4); + next_sent_frag = TIPC_NEXT_SENT_FRAG(w4); + w5 = GET_BE_U_4(ap->w5); + sess_no = TIPC_SESS_NO(w5); + trans_seq = GET_BE_U_4(ap->trans_seq); + w9 = GET_BE_U_4(ap->w9); + msg_cnt = TIPC_MSG_CNT(w9); + link_tol = TIPC_LINK_TOL(w9); + ND_PRINT("\n\tPrevious Node %u.%u.%u, Session No. %u, Broadcast Ack %u, Sequence Gap %u, Broadcast Gap After %u, Broadcast Gap To %u, Last Sent Packet No. %u, Next sent Packet No. %u, Transport Sequence %u, msg_count %u, Link Tolerance %u", + TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), + sess_no, broadcast_ack, seq_gap, bc_gap_after, bc_gap_to, + last_sent_frag, next_sent_frag, trans_seq, msg_cnt, + link_tol); + } } static void -print_link_conf(netdissect_options *ndo, struct link_conf_tipc_pkthdr *ap) +print_link_conf(netdissect_options *ndo, const struct link_conf_tipc_pkthdr *ap) { - u_int32_t w0, w1, w5; + uint32_t w0, w1, w5; u_int user; u_int hsize; u_int msize; @@ -279,50 +288,46 @@ print_link_conf(netdissect_options *ndo, struct link_conf_tipc_pkthdr *ap) u_int ntwrk_id; u_int media_id; - ND_TCHECK(*ap); - w0 = EXTRACT_32BITS(&ap->w0); + w0 = GET_BE_U_4(ap->w0); user = TIPC_USER(w0); hsize = TIPC_HSIZE(w0); msize = TIPC_MSIZE(w0); - w1 = EXTRACT_32BITS(&ap->w1); + w1 = GET_BE_U_4(ap->w1); mtype = TIPC_MTYPE(w1); - node_sig = TIPC_NODE_SIG(w1); - prev_node = EXTRACT_32BITS(&ap->prev_node); - dest_domain = EXTRACT_32BITS(&ap->dest_domain); - prev_node = EXTRACT_32BITS(&ap->prev_node); - ntwrk_id = EXTRACT_32BITS(&ap->ntwrk_id); - w5 = EXTRACT_32BITS(&ap->w5); - media_id = TIPC_MEDIA_ID(w5); - - ND_PRINT((ndo, "<%u.%u.%u> > <%u.%u.%u> NodeSignature %u, network_id %u, %s, headerlength %u bytes, MessageSize %u bytes, messageType %s, media_id %u\n\n", + dest_domain = GET_BE_U_4(ap->dest_domain); + prev_node = GET_BE_U_4(ap->prev_node); + + ND_PRINT("TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", + TIPC_VER(w0), TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), TIPC_ZONE(dest_domain), TIPC_CLUSTER(dest_domain), TIPC_NODE(dest_domain), - node_sig, ntwrk_id, - tok2str(tipcuser_values, "unknown", user), hsize*4, msize, - tok2str(tipcmtype_values, "Unknown", mtype), - media_id)); - return; - -trunc: - ND_PRINT((ndo, "[|TIPC]")); + tok2str(tipcuser_values, "unknown", user), + tok2str(tipc_linkconf_mtype_values, "Unknown", mtype)); + if (ndo->ndo_vflag) { + node_sig = TIPC_NODE_SIG(w1); + ntwrk_id = GET_BE_U_4(ap->ntwrk_id); + w5 = GET_BE_U_4(ap->w5); + media_id = TIPC_MEDIA_ID(w5); + ND_PRINT("\n\tNodeSignature %u, network_id %u, media_id %u", + node_sig, ntwrk_id, media_id); + } } void tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_, u_int caplen _U_) { - struct tipc_pkthdr *ap; - u_int32_t w0; - u_int usr; + const struct tipc_pkthdr *ap; + uint32_t w0; + u_int user; - ap = (struct tipc_pkthdr *)bp; - ND_TCHECK(ap->w0); - w0 = EXTRACT_32BITS(&ap->w0); - ND_PRINT((ndo, "TIPC Protocol Packet version %u.0\n", TIPC_VER(w0))); + ndo->ndo_protocol = "tipc"; + ap = (const struct tipc_pkthdr *)bp; + w0 = GET_BE_U_4(ap->w0); + user = TIPC_USER(w0); - usr = TIPC_USER(w0); - switch (usr) + switch (user) { case TIPC_USER_LOW_IMPORTANCE: case TIPC_USER_MEDIUM_IMPORTANCE: @@ -330,11 +335,11 @@ tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_, case TIPC_USER_CRITICAL_IMPORTANCE: case TIPC_USER_NAME_DISTRIBUTOR: case TIPC_USER_CONN_MANAGER: - print_payload(ndo, (struct payload_tipc_pkthdr *)bp); - break; + print_payload(ndo, (const struct payload_tipc_pkthdr *)bp); + break; case TIPC_USER_LINK_CONFIG: - print_link_conf(ndo, (struct link_conf_tipc_pkthdr *)bp); + print_link_conf(ndo, (const struct link_conf_tipc_pkthdr *)bp); break; case TIPC_USER_BCAST_PROTOCOL: @@ -342,19 +347,8 @@ tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_, case TIPC_USER_LINK_PROTOCOL: case TIPC_USER_CHANGEOVER_PROTOCOL: case TIPC_USER_MSG_FRAGMENTER: - print_internal(ndo, (struct internal_tipc_pkthdr *)bp); + print_internal(ndo, (const struct internal_tipc_pkthdr *)bp); break; } - return; - -trunc: - ND_PRINT((ndo, "[|TIPC]")); } - -/* - * Local Variables: - * c-style: bsd - * End: - */ -