/* \summary: IEEE "slow protocols" (802.3ad/802.3ah) printer */
#ifdef HAVE_CONFIG_H
-#include "config.h"
+#include <config.h>
#endif
-#include <netdissect-stdinc.h>
+#include "netdissect-stdinc.h"
#include "netdissect.h"
#include "extract.h"
#include "addrtoname.h"
-#include "ether.h"
#include "oui.h"
+
#define SLOW_PROTO_LACP 1
#define SLOW_PROTO_MARKER 2
#define SLOW_PROTO_OAM 3
};
struct tlv_header_t {
- uint8_t type;
- uint8_t length;
+ nd_uint8_t type;
+ nd_uint8_t length;
};
#define LACP_MARKER_TLV_TERMINATOR 0x00 /* same code for LACP and Marker */
struct lacp_tlv_actor_partner_info_t {
nd_uint16_t sys_pri;
- uint8_t sys[ETHER_ADDR_LEN];
+ nd_mac_addr sys;
nd_uint16_t key;
nd_uint16_t port_pri;
nd_uint16_t port;
nd_uint8_t state;
- uint8_t pad[3];
+ nd_byte pad[3];
};
static const struct tok lacp_tlv_actor_partner_info_state_values[] = {
struct lacp_tlv_collector_info_t {
nd_uint16_t max_delay;
- uint8_t pad[12];
+ nd_byte pad[12];
};
struct marker_tlv_marker_info_t {
nd_uint16_t req_port;
- uint8_t req_sys[ETHER_ADDR_LEN];
+ nd_mac_addr req_sys;
nd_uint32_t req_trans_id;
- uint8_t pad[2];
+ nd_byte pad[2];
};
struct lacp_marker_tlv_terminator_t {
- uint8_t pad[50];
+ nd_byte pad[50];
};
-static void slow_marker_lacp_print(netdissect_options *, register const u_char *, register u_int, u_int);
-static void slow_oam_print(netdissect_options *, register const u_char *, register u_int);
+static void slow_marker_lacp_print(netdissect_options *, const u_char *, u_int, u_int);
+static void slow_oam_print(netdissect_options *, const u_char *, u_int);
void
slow_print(netdissect_options *ndo,
- register const u_char *pptr, register u_int len)
+ const u_char *pptr, u_int len)
{
int print_version;
u_int subtype;
+ ndo->ndo_protocol = "slow";
if (len < 1)
goto tooshort;
- ND_TCHECK_1(pptr);
- subtype = EXTRACT_U_1(pptr);
+ subtype = GET_U_1(pptr);
/*
* Sanity checking of the header.
case SLOW_PROTO_LACP:
if (len < 2)
goto tooshort;
- ND_TCHECK_1(pptr + 1);
- if (EXTRACT_U_1(pptr + 1) != LACP_VERSION) {
- ND_PRINT((ndo, "LACP version %u packet not supported", EXTRACT_U_1(pptr + 1)));
+ if (GET_U_1(pptr + 1) != LACP_VERSION) {
+ ND_PRINT("LACP version %u packet not supported",
+ GET_U_1(pptr + 1));
return;
}
print_version = 1;
case SLOW_PROTO_MARKER:
if (len < 2)
goto tooshort;
- ND_TCHECK_1(pptr + 1);
- if (EXTRACT_U_1(pptr + 1) != MARKER_VERSION) {
- ND_PRINT((ndo, "MARKER version %u packet not supported", EXTRACT_U_1(pptr + 1)));
+ if (GET_U_1(pptr + 1) != MARKER_VERSION) {
+ ND_PRINT("MARKER version %u packet not supported",
+ GET_U_1(pptr + 1));
return;
}
print_version = 1;
}
if (print_version == 1) {
- ND_PRINT((ndo, "%sv%u, length %u",
+ ND_PRINT("%sv%u, length %u",
tok2str(slow_proto_values, "unknown (%u)", subtype),
- EXTRACT_U_1((pptr + 1)),
- len));
+ GET_U_1((pptr + 1)),
+ len);
} else {
/* some slow protos don't have a version number in the header */
- ND_PRINT((ndo, "%s, length %u",
+ ND_PRINT("%s, length %u",
tok2str(slow_proto_values, "unknown (%u)", subtype),
- len));
+ len);
}
/* unrecognized subtype */
tooshort:
if (!ndo->ndo_vflag)
- ND_PRINT((ndo, " (packet is too short)"));
- else
- ND_PRINT((ndo, "\n\t\t packet is too short"));
- return;
-
-trunc:
- if (!ndo->ndo_vflag)
- ND_PRINT((ndo, " (packet exceeded snapshot)"));
+ ND_PRINT(" (packet is too short)");
else
- ND_PRINT((ndo, "\n\t\t packet exceeded snapshot"));
+ ND_PRINT("\n\t\t packet is too short");
}
static void
slow_marker_lacp_print(netdissect_options *ndo,
- register const u_char *tptr, register u_int tlen,
+ const u_char *tptr, u_int tlen,
u_int proto_subtype)
{
const struct tlv_header_t *tlv_header;
const u_char *tlv_tptr;
- u_int tlv_len, tlv_tlen;
+ u_int tlv_type, tlv_len, tlv_tlen;
union {
const struct lacp_marker_tlv_terminator_t *lacp_marker_tlv_terminator;
if (tlen < sizeof(struct tlv_header_t))
goto tooshort;
/* did we capture enough for fully decoding the tlv header ? */
- ND_TCHECK2(*tptr, sizeof(struct tlv_header_t));
+ ND_TCHECK_LEN(tptr, sizeof(struct tlv_header_t));
tlv_header = (const struct tlv_header_t *)tptr;
- tlv_len = tlv_header->length;
+ tlv_type = GET_U_1(tlv_header->type);
+ tlv_len = GET_U_1(tlv_header->length);
- ND_PRINT((ndo, "\n\t%s TLV (0x%02x), length %u",
+ ND_PRINT("\n\t%s TLV (0x%02x), length %u",
tok2str(slow_tlv_values,
"Unknown",
- (proto_subtype << 8) + tlv_header->type),
- tlv_header->type,
- tlv_len));
+ (proto_subtype << 8) + tlv_type),
+ tlv_type,
+ tlv_len);
- if (tlv_header->type == LACP_MARKER_TLV_TERMINATOR) {
+ if (tlv_type == LACP_MARKER_TLV_TERMINATOR) {
/*
* This TLV has a length of zero, and means there are no
* more TLVs to process.
/* length includes the type and length fields */
if (tlv_len < sizeof(struct tlv_header_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be >= %lu",
- (unsigned long) sizeof(struct tlv_header_t)));
+ ND_PRINT("\n\t ERROR: illegal length - should be >= %zu",
+ sizeof(struct tlv_header_t));
return;
}
if (tlen < tlv_len)
goto tooshort;
/* did we capture enough for fully decoding the tlv ? */
- ND_TCHECK2(*tptr, tlv_len);
+ ND_TCHECK_LEN(tptr, tlv_len);
tlv_tptr=tptr+sizeof(struct tlv_header_t);
tlv_tlen=tlv_len-sizeof(struct tlv_header_t);
- switch((proto_subtype << 8) + tlv_header->type) {
+ switch((proto_subtype << 8) + tlv_type) {
/* those two TLVs have the same structure -> fall through */
case ((SLOW_PROTO_LACP << 8) + LACP_TLV_ACTOR_INFO):
case ((SLOW_PROTO_LACP << 8) + LACP_TLV_PARTNER_INFO):
if (tlv_tlen !=
sizeof(struct lacp_tlv_actor_partner_info_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be %lu",
- (unsigned long) (sizeof(struct tlv_header_t) + sizeof(struct lacp_tlv_actor_partner_info_t))));
+ ND_PRINT("\n\t ERROR: illegal length - should be %zu",
+ sizeof(struct tlv_header_t) + sizeof(struct lacp_tlv_actor_partner_info_t));
goto badlength;
}
tlv_ptr.lacp_tlv_actor_partner_info = (const struct lacp_tlv_actor_partner_info_t *)tlv_tptr;
- ND_PRINT((ndo, "\n\t System %s, System Priority %u, Key %u" \
+ ND_PRINT("\n\t System %s, System Priority %u, Key %u"
", Port %u, Port Priority %u\n\t State Flags [%s]",
- etheraddr_string(ndo, tlv_ptr.lacp_tlv_actor_partner_info->sys),
- EXTRACT_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->sys_pri),
- EXTRACT_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->key),
- EXTRACT_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->port),
- EXTRACT_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->port_pri),
+ GET_ETHERADDR_STRING(tlv_ptr.lacp_tlv_actor_partner_info->sys),
+ GET_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->sys_pri),
+ GET_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->key),
+ GET_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->port),
+ GET_BE_U_2(tlv_ptr.lacp_tlv_actor_partner_info->port_pri),
bittok2str(lacp_tlv_actor_partner_info_state_values,
"none",
- EXTRACT_U_1(tlv_ptr.lacp_tlv_actor_partner_info->state))));
+ GET_U_1(tlv_ptr.lacp_tlv_actor_partner_info->state)));
break;
case ((SLOW_PROTO_LACP << 8) + LACP_TLV_COLLECTOR_INFO):
if (tlv_tlen !=
sizeof(struct lacp_tlv_collector_info_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be %lu",
- (unsigned long) (sizeof(struct tlv_header_t) + sizeof(struct lacp_tlv_collector_info_t))));
+ ND_PRINT("\n\t ERROR: illegal length - should be %zu",
+ sizeof(struct tlv_header_t) + sizeof(struct lacp_tlv_collector_info_t));
goto badlength;
}
tlv_ptr.lacp_tlv_collector_info = (const struct lacp_tlv_collector_info_t *)tlv_tptr;
- ND_PRINT((ndo, "\n\t Max Delay %u",
- EXTRACT_BE_U_2(tlv_ptr.lacp_tlv_collector_info->max_delay)));
+ ND_PRINT("\n\t Max Delay %u",
+ GET_BE_U_2(tlv_ptr.lacp_tlv_collector_info->max_delay));
break;
case ((SLOW_PROTO_MARKER << 8) + MARKER_TLV_MARKER_INFO):
if (tlv_tlen !=
sizeof(struct marker_tlv_marker_info_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be %lu",
- (unsigned long) (sizeof(struct tlv_header_t) + sizeof(struct marker_tlv_marker_info_t))));
+ ND_PRINT("\n\t ERROR: illegal length - should be %zu",
+ sizeof(struct tlv_header_t) + sizeof(struct marker_tlv_marker_info_t));
goto badlength;
}
tlv_ptr.marker_tlv_marker_info = (const struct marker_tlv_marker_info_t *)tlv_tptr;
- ND_PRINT((ndo, "\n\t Request System %s, Request Port %u, Request Transaction ID 0x%08x",
- etheraddr_string(ndo, tlv_ptr.marker_tlv_marker_info->req_sys),
- EXTRACT_BE_U_2(tlv_ptr.marker_tlv_marker_info->req_port),
- EXTRACT_BE_U_4(tlv_ptr.marker_tlv_marker_info->req_trans_id)));
+ ND_PRINT("\n\t Request System %s, Request Port %u, Request Transaction ID 0x%08x",
+ GET_ETHERADDR_STRING(tlv_ptr.marker_tlv_marker_info->req_sys),
+ GET_BE_U_2(tlv_ptr.marker_tlv_marker_info->req_port),
+ GET_BE_U_4(tlv_ptr.marker_tlv_marker_info->req_trans_id));
break;
return;
tooshort:
- ND_PRINT((ndo, "\n\t\t packet is too short"));
+ ND_PRINT("\n\t\t packet is too short");
return;
trunc:
- ND_PRINT((ndo, "\n\t\t packet exceeded snapshot"));
+ nd_print_trunc(ndo);
}
static void
slow_oam_print(netdissect_options *ndo,
- register const u_char *tptr, register u_int tlen)
+ const u_char *tptr, u_int tlen)
{
uint8_t code;
uint8_t type, length;
ptr.slow_oam_common_header = (const struct slow_oam_common_header_t *)tptr;
if (tlen < sizeof(*ptr.slow_oam_common_header))
goto tooshort;
- ND_TCHECK(*ptr.slow_oam_common_header);
+ ND_TCHECK_SIZE(ptr.slow_oam_common_header);
tptr += sizeof(struct slow_oam_common_header_t);
tlen -= sizeof(struct slow_oam_common_header_t);
- code = EXTRACT_U_1(ptr.slow_oam_common_header->code);
- ND_PRINT((ndo, "\n\tCode %s OAM PDU, Flags [%s]",
+ code = GET_U_1(ptr.slow_oam_common_header->code);
+ ND_PRINT("\n\tCode %s OAM PDU, Flags [%s]",
tok2str(slow_oam_code_values, "Unknown (%u)", code),
bittok2str(slow_oam_flag_values,
"none",
- EXTRACT_BE_U_2(ptr.slow_oam_common_header->flags))));
+ GET_BE_U_2(ptr.slow_oam_common_header->flags)));
switch (code) {
case SLOW_OAM_CODE_INFO:
ptr.slow_oam_tlv_header = (const struct slow_oam_tlv_header_t *)tptr;
if (tlen < sizeof(*ptr.slow_oam_tlv_header))
goto tooshort;
- ND_TCHECK(*ptr.slow_oam_tlv_header);
- type = EXTRACT_U_1(ptr.slow_oam_tlv_header->type);
- length = EXTRACT_U_1(ptr.slow_oam_tlv_header->length);
- ND_PRINT((ndo, "\n\t %s Information Type (%u), length %u",
+ ND_TCHECK_SIZE(ptr.slow_oam_tlv_header);
+ type = GET_U_1(ptr.slow_oam_tlv_header->type);
+ length = GET_U_1(ptr.slow_oam_tlv_header->length);
+ ND_PRINT("\n\t %s Information Type (%u), length %u",
tok2str(slow_oam_info_type_values, "Reserved", type),
type,
- length));
+ length);
if (type == SLOW_OAM_INFO_TYPE_END_OF_TLV) {
/*
/* length includes the type and length fields */
if (length < sizeof(struct slow_oam_tlv_header_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be >= %u",
- (u_int)sizeof(struct slow_oam_tlv_header_t)));
+ ND_PRINT("\n\t ERROR: illegal length - should be >= %u",
+ (u_int)sizeof(struct slow_oam_tlv_header_t));
return;
}
if (tlen < length)
goto tooshort;
- ND_TCHECK2(*tptr, length);
+ ND_TCHECK_LEN(tptr, length);
hexdump = FALSE;
switch (type) {
case SLOW_OAM_INFO_TYPE_REMOTE:
tlv.slow_oam_info = (const struct slow_oam_info_t *)tptr;
- if (EXTRACT_U_1(tlv.slow_oam_info->info_length) !=
+ if (GET_U_1(tlv.slow_oam_info->info_length) !=
sizeof(struct slow_oam_info_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be %lu",
- (unsigned long) sizeof(struct slow_oam_info_t)));
+ ND_PRINT("\n\t ERROR: illegal length - should be %zu",
+ sizeof(struct slow_oam_info_t));
hexdump = TRUE;
goto badlength_code_info;
}
- ND_PRINT((ndo, "\n\t OAM-Version %u, Revision %u",
- EXTRACT_U_1(tlv.slow_oam_info->oam_version),
- EXTRACT_BE_U_2(tlv.slow_oam_info->revision)));
+ ND_PRINT("\n\t OAM-Version %u, Revision %u",
+ GET_U_1(tlv.slow_oam_info->oam_version),
+ GET_BE_U_2(tlv.slow_oam_info->revision));
- state = EXTRACT_U_1(tlv.slow_oam_info->state);
- ND_PRINT((ndo, "\n\t State-Parser-Action %s, State-MUX-Action %s",
+ state = GET_U_1(tlv.slow_oam_info->state);
+ ND_PRINT("\n\t State-Parser-Action %s, State-MUX-Action %s",
tok2str(slow_oam_info_type_state_parser_values, "Reserved",
state & OAM_INFO_TYPE_PARSER_MASK),
tok2str(slow_oam_info_type_state_mux_values, "Reserved",
- state & OAM_INFO_TYPE_MUX_MASK)));
- ND_PRINT((ndo, "\n\t OAM-Config Flags [%s], OAM-PDU-Config max-PDU size %u",
+ state & OAM_INFO_TYPE_MUX_MASK));
+ ND_PRINT("\n\t OAM-Config Flags [%s], OAM-PDU-Config max-PDU size %u",
bittok2str(slow_oam_info_type_oam_config_values, "none",
- EXTRACT_U_1(tlv.slow_oam_info->oam_config)),
- EXTRACT_BE_U_2(tlv.slow_oam_info->oam_pdu_config) &
- OAM_INFO_TYPE_PDU_SIZE_MASK));
- ND_PRINT((ndo, "\n\t OUI %s (0x%06x), Vendor-Private 0x%08x",
+ GET_U_1(tlv.slow_oam_info->oam_config)),
+ GET_BE_U_2(tlv.slow_oam_info->oam_pdu_config) &
+ OAM_INFO_TYPE_PDU_SIZE_MASK);
+ ND_PRINT("\n\t OUI %s (0x%06x), Vendor-Private 0x%08x",
tok2str(oui_values, "Unknown",
- EXTRACT_BE_U_3(tlv.slow_oam_info->oui)),
- EXTRACT_BE_U_3(tlv.slow_oam_info->oui),
- EXTRACT_BE_U_4(tlv.slow_oam_info->vendor_private)));
+ GET_BE_U_3(tlv.slow_oam_info->oui)),
+ GET_BE_U_3(tlv.slow_oam_info->oui),
+ GET_BE_U_4(tlv.slow_oam_info->vendor_private));
break;
case SLOW_OAM_INFO_TYPE_ORG_SPECIFIC:
/* Sequence number */
if (tlen < 2)
goto tooshort;
- ND_TCHECK_2(tptr);
- ND_PRINT((ndo, "\n\t Sequence Number %u", EXTRACT_BE_U_2(tptr)));
+ ND_PRINT("\n\t Sequence Number %u", GET_BE_U_2(tptr));
tlen -= 2;
tptr += 2;
ptr.slow_oam_tlv_header = (const struct slow_oam_tlv_header_t *)tptr;
if (tlen < sizeof(*ptr.slow_oam_tlv_header))
goto tooshort;
- ND_TCHECK(*ptr.slow_oam_tlv_header);
- type = EXTRACT_U_1(ptr.slow_oam_tlv_header->type);
- length = EXTRACT_U_1(ptr.slow_oam_tlv_header->length);
- ND_PRINT((ndo, "\n\t %s Link Event Type (%u), length %u",
+ ND_TCHECK_SIZE(ptr.slow_oam_tlv_header);
+ type = GET_U_1(ptr.slow_oam_tlv_header->type);
+ length = GET_U_1(ptr.slow_oam_tlv_header->length);
+ ND_PRINT("\n\t %s Link Event Type (%u), length %u",
tok2str(slow_oam_link_event_values, "Reserved",
type),
type,
- length));
+ length);
if (type == SLOW_OAM_INFO_TYPE_END_OF_TLV) {
/*
/* length includes the type and length fields */
if (length < sizeof(struct slow_oam_tlv_header_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be >= %u",
- (u_int)sizeof(struct slow_oam_tlv_header_t)));
+ ND_PRINT("\n\t ERROR: illegal length - should be >= %u",
+ (u_int)sizeof(struct slow_oam_tlv_header_t));
return;
}
if (tlen < length)
goto tooshort;
- ND_TCHECK2(*tptr, length);
+ ND_TCHECK_LEN(tptr, length);
hexdump = FALSE;
switch (type) {
case SLOW_OAM_LINK_EVENT_ERR_FRM_SUMM:
tlv.slow_oam_link_event = (const struct slow_oam_link_event_t *)tptr;
- if (EXTRACT_U_1(tlv.slow_oam_link_event->event_length) !=
+ if (GET_U_1(tlv.slow_oam_link_event->event_length) !=
sizeof(struct slow_oam_link_event_t)) {
- ND_PRINT((ndo, "\n\t ERROR: illegal length - should be %lu",
- (unsigned long) sizeof(struct slow_oam_link_event_t)));
+ ND_PRINT("\n\t ERROR: illegal length - should be %zu",
+ sizeof(struct slow_oam_link_event_t));
hexdump = TRUE;
goto badlength_event_notif;
}
- ND_PRINT((ndo, "\n\t Timestamp %u ms, Errored Window %" PRIu64
+ ND_PRINT("\n\t Timestamp %u ms, Errored Window %" PRIu64
"\n\t Errored Threshold %" PRIu64
"\n\t Errors %" PRIu64
"\n\t Error Running Total %" PRIu64
"\n\t Event Running Total %u",
- EXTRACT_BE_U_2(tlv.slow_oam_link_event->time_stamp)*100,
- EXTRACT_BE_U_8(tlv.slow_oam_link_event->window),
- EXTRACT_BE_U_8(tlv.slow_oam_link_event->threshold),
- EXTRACT_BE_U_8(tlv.slow_oam_link_event->errors),
- EXTRACT_BE_U_8(tlv.slow_oam_link_event->errors_running_total),
- EXTRACT_BE_U_4(tlv.slow_oam_link_event->event_running_total)));
+ GET_BE_U_2(tlv.slow_oam_link_event->time_stamp)*100,
+ GET_BE_U_8(tlv.slow_oam_link_event->window),
+ GET_BE_U_8(tlv.slow_oam_link_event->threshold),
+ GET_BE_U_8(tlv.slow_oam_link_event->errors),
+ GET_BE_U_8(tlv.slow_oam_link_event->errors_running_total),
+ GET_BE_U_4(tlv.slow_oam_link_event->event_running_total));
break;
case SLOW_OAM_LINK_EVENT_ORG_SPECIFIC:
tlv.slow_oam_loopbackctrl = (const struct slow_oam_loopbackctrl_t *)tptr;
if (tlen < sizeof(*tlv.slow_oam_loopbackctrl))
goto tooshort;
- ND_TCHECK(*tlv.slow_oam_loopbackctrl);
- command = EXTRACT_U_1(tlv.slow_oam_loopbackctrl->command);
- ND_PRINT((ndo, "\n\t Command %s (%u)",
+ ND_TCHECK_SIZE(tlv.slow_oam_loopbackctrl);
+ command = GET_U_1(tlv.slow_oam_loopbackctrl->command);
+ ND_PRINT("\n\t Command %s (%u)",
tok2str(slow_oam_loopbackctrl_cmd_values,
"Unknown",
command),
- command));
+ command);
tptr ++;
tlen --;
break;
return;
tooshort:
- ND_PRINT((ndo, "\n\t\t packet is too short"));
+ ND_PRINT("\n\t\t packet is too short");
return;
trunc:
- ND_PRINT((ndo, "\n\t\t packet exceeded snapshot"));
+ nd_print_trunc(ndo);
}
projects / tcpdump / blobdiff