* LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
+ * Support for the Link Management Protocol as per rfc 4204.
+ *
+ * Support for LMP service discovery extensions (defined by UNI 1.0) added
*/
-#ifndef lint
-static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.4 2004-04-26 13:40:41 hannes Exp $";
-#endif
-
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
struct lmp_common_header {
u_int8_t version_res[2];
- u_int8_t flags;
+ u_int8_t flags;
u_int8_t msg_type;
u_int8_t length[2];
u_int8_t reserved[2];
};
#define LMP_VERSION 1
-#define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
+#define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4)
static const struct tok lmp_header_flag_values[] = {
- { 0x00, "Control Channel Down"},
+ { 0x01, "Control Channel Down"},
{ 0x02, "LMP restart"},
{ 0, NULL}
};
};
static const struct tok lmp_obj_begin_verify_error_values[] = {
- { 0x01, "\n\t\tLink Verification Procedure Not supported"},
- { 0x02, "\n\t\tUnwilling to verify"},
- { 0x04, "\n\t\tUnsupported verification transport mechanism"},
- { 0x08, "\n\t\tLink_Id configuration error"},
- { 0x10, "\n\t\tUnknown object c-type"},
+ { 0x01, "Link Verification Procedure Not supported"},
+ { 0x02, "Unwilling to verify"},
+ { 0x04, "Unsupported verification transport mechanism"},
+ { 0x08, "Link-Id configuration error"},
+ { 0x10, "Unknown object c-type"},
{ 0, NULL}
};
static const struct tok lmp_obj_link_summary_error_values[] = {
- { 0x01, "\n\t\tUnacceptable non-negotiable LINK_SUMMARY parameters"},
- { 0x02, "\n\t\tRenegotiate LINK_SUMMARY parameters"},
- { 0x04, "\n\t\tInvalid TE-LINK Object"},
- { 0x08, "\n\t\tInvalid DATA-LINK Object"},
- { 0x10, "\n\t\tUnknown TE-LINK Object c-type"},
- { 0x20, "\n\t\tUnknown DATA-LINK Object c-type"},
+ { 0x01, "Unacceptable non-negotiable LINK-SUMMARY parameters"},
+ { 0x02, "Renegotiate LINK-SUMMARY parameters"},
+ { 0x04, "Invalid TE-LINK Object"},
+ { 0x08, "Invalid DATA-LINK Object"},
+ { 0x10, "Unknown TE-LINK Object c-type"},
+ { 0x20, "Unknown DATA-LINK Object c-type"},
+ { 0, NULL}
+};
+
+/* Service Config Supported Protocols Flags */
+static const struct tok lmp_obj_service_config_sp_flag_values[] = {
+ { 0x01, "RSVP Supported"},
+ { 0x02, "LDP Supported"},
+ { 0, NULL}
+};
+
+/* Service Config Client Port Service Attribute Transparency Flags */
+static const struct tok lmp_obj_service_config_cpsa_tp_flag_values[] = {
+ { 0x01, "Path/VC Overhead Transparency Supported"},
+ { 0x02, "Line/MS Overhead Transparency Supported"},
+ { 0x04, "Section/RS Overhead Transparency Supported"},
+ { 0, NULL}
+};
+
+/* Service Config Client Port Service Attribute Contiguous Concatenation Types Flags */
+static const struct tok lmp_obj_service_config_cpsa_cct_flag_values[] = {
+ { 0x01, "Contiguous Concatenation Types Supported"},
+ { 0, NULL}
+};
+
+/* Service Config Network Service Attributes Transparency Flags */
+static const struct tok lmp_obj_service_config_nsa_transparency_flag_values[] = {
+ { 0x01, "Standard SOH/RSOH Transparency Supported"},
+ { 0x02, "Standard LOH/MSOH Transparency Supported"},
+ { 0, NULL}
+};
+
+/* Service Config Network Service Attributes TCM Monitoring Flags */
+static const struct tok lmp_obj_service_config_nsa_tcm_flag_values[] = {
+ { 0x01, "Transparent Tandem Connection Monitoring Supported"},
+ { 0, NULL}
+};
+
+/* Network Service Attributes Network Diversity Flags */
+static const struct tok lmp_obj_service_config_nsa_network_diversity_flag_values[] = {
+ { 0x01, "Node Diversity Supported"},
+ { 0x02, "Link Diversity Supported"},
+ { 0x04, "SRLG Diversity Supported"},
{ 0, NULL}
};
#define LMP_MSGTYPE_CHANNEL_STATUS_ACK 18
#define LMP_MSGTYPE_CHANNEL_STATUS_REQ 19
#define LMP_MSGTYPE_CHANNEL_STATUS_RESP 20
+/* LMP Service Discovery message types defined by UNI 1.0 */
+#define LMP_MSGTYPE_SERVICE_CONFIG 50
+#define LMP_MSGTYPE_SERVICE_CONFIG_ACK 51
+#define LMP_MSGTYPE_SERVICE_CONFIG_NACK 52
static const struct tok lmp_msg_type_values[] = {
{ LMP_MSGTYPE_CONFIG, "Config"},
{ LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"},
{ LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"},
{ LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"},
+ { LMP_MSGTYPE_SERVICE_CONFIG, "Service Config"},
+ { LMP_MSGTYPE_SERVICE_CONFIG_ACK, "Service Config ACK"},
+ { LMP_MSGTYPE_SERVICE_CONFIG_NACK, "Service Config NACK"},
{ 0, NULL}
};
-/*
+/*
* LMP object header
*
* 0 1 2 3
* | |
* // (object contents) //
* | |
- * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
struct lmp_object_header {
#define LMP_OBJ_NODE_ID 2
#define LMP_OBJ_LINK_ID 3
#define LMP_OBJ_INTERFACE_ID 4
-#define LMP_OBJ_MESSAGE_ID 5
+#define LMP_OBJ_MESSAGE_ID 5
#define LMP_OBJ_CONFIG 6
#define LMP_OBJ_HELLO 7
#define LMP_OBJ_VERIFY_BEGIN 8
#define LMP_OBJ_CHANNEL_STATUS_REQ 14
#define LMP_OBJ_ERROR_CODE 20
+#define LMP_OBJ_SERVICE_CONFIG 51 /* defined in UNI 1.0 */
+
static const struct tok lmp_obj_values[] = {
{ LMP_OBJ_CC_ID, "Control Channel ID" },
{ LMP_OBJ_NODE_ID, "Node ID" },
{ LMP_OBJ_CHANNEL_STATUS, "Channel Status" },
{ LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" },
{ LMP_OBJ_ERROR_CODE, "Error Code" },
+ { LMP_OBJ_SERVICE_CONFIG, "Service Config" },
+
{ 0, NULL}
};
#define LMP_CTYPE_LOC 1
#define LMP_CTYPE_RMT 2
#define LMP_CTYPE_UNMD 3
-
+
#define LMP_CTYPE_IPV4_LOC 1
#define LMP_CTYPE_IPV4_RMT 2
#define LMP_CTYPE_IPV6_LOC 3
#define LMP_CTYPE_IPV6_RMT 4
-#define LMP_CTYPE_UNMD_LOC 5
-#define LMP_CTYPE_UNMD_RMT 6
+#define LMP_CTYPE_UNMD_LOC 5
+#define LMP_CTYPE_UNMD_RMT 6
#define LMP_CTYPE_1 1
#define LMP_CTYPE_2 2
#define LMP_CTYPE_BEGIN_VERIFY_ERROR 1
#define LMP_CTYPE_LINK_SUMMARY_ERROR 2
-#define FALSE 0
-#define TRUE 1
+/* C-Types for Service Config Object */
+#define LMP_CTYPE_SERVICE_CONFIG_SP 1
+#define LMP_CTYPE_SERVICE_CONFIG_CPSA 2
+#define LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM 3
+#define LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY 4
+
+/*
+ * Different link types allowed in the Client Port Service Attributes
+ * subobject defined for LMP Service Discovery in the UNI 1.0 spec
+ */
+#define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH 5 /* UNI 1.0 Sec 9.4.2 */
+#define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET 6 /* UNI 1.0 Sec 9.4.2 */
/*
* the ctypes are not globally unique so for
{ 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" },
{ 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" },
{ 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" },
+ { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_SP, "1" },
+ { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_CPSA, "2" },
+ { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM, "3" },
+ { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY, "4" },
{ 0, NULL}
};
const u_char *tptr,*obj_tptr;
int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen;
int hexdump;
- int offset;
+ int offset,subobj_type,subobj_len,total_subobj_len;
+ int link_type;
union { /* int to float conversion buffer */
- float f;
+ float f;
u_int32_t i;
} bw;
hexdump=TRUE;
}
break;
-
+
case LMP_OBJ_HELLO:
switch(lmp_obj_ctype) {
case LMP_CTYPE_HELLO:
- printf("\n\t TxSeqNum: %u\n\t RcvSeqNum: %u",
+ printf("\n\t Tx Seq: %u, Rx Seq: %u",
EXTRACT_32BITS(obj_tptr),
EXTRACT_32BITS(obj_tptr+4));
break;
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_TE_LINK:
printf("\n\t Flags: [%s]",
bittok2str(lmp_obj_te_link_flag_values,
"none",
EXTRACT_16BITS(obj_tptr)>>8));
-
+
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
- printf("\n\t Local Link-ID: %s (0x%08x) \
- \n\t Remote Link-ID: %s (0x%08x)",
+ printf("\n\t Local Link-ID: %s (0x%08x)"
+ "\n\t Remote Link-ID: %s (0x%08x)",
ipaddr_string(obj_tptr+4),
EXTRACT_32BITS(obj_tptr+4),
ipaddr_string(obj_tptr+8),
EXTRACT_32BITS(obj_tptr+8));
break;
-
+
#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
hexdump=TRUE;
}
break;
-
+
case LMP_OBJ_DATA_LINK:
printf("\n\t Flags: [%s]",
bittok2str(lmp_obj_data_link_flag_values,
"none",
EXTRACT_16BITS(obj_tptr)>>8));
-
+
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
case LMP_CTYPE_UNMD:
- printf("\n\t Local Interface ID: %s (0x%08x) \
- \n\t Remote Interface ID: %s (0x%08x)",
+ printf("\n\t Local Interface ID: %s (0x%08x)"
+ "\n\t Remote Interface ID: %s (0x%08x)",
ipaddr_string(obj_tptr+4),
EXTRACT_32BITS(obj_tptr+4),
ipaddr_string(obj_tptr+8),
EXTRACT_32BITS(obj_tptr+8));
-
- /* FIXME: Missing Data link Subobjects decoder */
-
+
+ total_subobj_len = lmp_obj_len - 16;
+ offset = 12;
+ while (total_subobj_len > 0 && hexdump == FALSE ) {
+ subobj_type = EXTRACT_16BITS(obj_tptr+offset)>>8;
+ subobj_len = EXTRACT_16BITS(obj_tptr+offset)&0x00FF;
+ printf("\n\t Subobject, Type: %s (%u), Length: %u",
+ tok2str(lmp_data_link_subobj,
+ "Unknown",
+ subobj_type),
+ subobj_type,
+ subobj_len);
+ switch(subobj_type) {
+ case INT_SWITCHING_TYPE_SUBOBJ:
+ printf("\n\t Switching Type: %s (%u)",
+ tok2str(gmpls_switch_cap_values,
+ "Unknown",
+ EXTRACT_16BITS(obj_tptr+offset+2)>>8),
+ EXTRACT_16BITS(obj_tptr+offset+2)>>8);
+ printf("\n\t Encoding Type: %s (%u)",
+ tok2str(gmpls_encoding_values,
+ "Unknown",
+ EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF),
+ EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF);
+ bw.i = EXTRACT_32BITS(obj_tptr+offset+4);
+ printf("\n\t Min Reservable Bandwidth: %.3f Mbps",
+ bw.f*8/1000000);
+ bw.i = EXTRACT_32BITS(obj_tptr+offset+8);
+ printf("\n\t Max Reservable Bandwidth: %.3f Mbps",
+ bw.f*8/1000000);
+ break;
+ case WAVELENGTH_SUBOBJ:
+ printf("\n\t Wavelength: %u",
+ EXTRACT_32BITS(obj_tptr+offset+4));
+ break;
+ default:
+ /* Any Unknown Subobject ==> Exit loop */
+ hexdump=TRUE;
+ break;
+ }
+ total_subobj_len-=subobj_len;
+ offset+=subobj_len;
+ }
+
break;
-#ifdef INET6
+#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_VERIFY_BEGIN:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
EXTRACT_32BITS(obj_tptr+4));
printf("\n\t Encoding type: %s",
tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8)));
- printf("\n\t Verify Tranport Mechanism: %u (0x%x) %s",
+ printf("\n\t Verify Transport Mechanism: %u (0x%x)%s",
EXTRACT_16BITS(obj_tptr+10),
EXTRACT_16BITS(obj_tptr+10),
- EXTRACT_16BITS(obj_tptr+10)&8000 ? "(Payload test messages capable)" : "");
+ EXTRACT_16BITS(obj_tptr+10)&8000 ? " (Payload test messages capable)" : "");
bw.i = EXTRACT_32BITS(obj_tptr+12);
- printf("\n\t Transmission Rate: %.3f Mbps",bw.f);
+ printf("\n\t Transmission Rate: %.3f Mbps",bw.f*8/1000000);
printf("\n\t Wavelength: %u",
EXTRACT_32BITS(obj_tptr+16));
break;
-
+
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_VERIFY_BEGIN_ACK:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
- printf("\n\t Verify Dead Interval: %u \
- \n\t Verify Transport Response: %u",
+ printf("\n\t Verify Dead Interval: %u"
+ "\n\t Verify Transport Response: %u",
EXTRACT_16BITS(obj_tptr),
EXTRACT_16BITS(obj_tptr+2));
break;
-
+
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_VERIFY_ID:
switch(lmp_obj_ctype) {
case LMP_CTYPE_1:
printf("\n\t Verify ID: %u",
EXTRACT_32BITS(obj_tptr));
break;
-
+
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_CHANNEL_STATUS:
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
printf("\n\t Interface ID: %s (0x%08x)",
ipaddr_string(obj_tptr+offset),
EXTRACT_32BITS(obj_tptr+offset));
-
- printf("\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ?
+
+ printf("\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ?
"Allocated" : "Non-allocated",
(EXTRACT_32BITS(obj_tptr+offset+4)>>31));
-
- printf("\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ?
+
+ printf("\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ?
"Transmit" : "Receive",
- (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1);
-
+ (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1);
+
printf("\n\t\t Channel Status: %s (%u)",
tok2str(lmp_obj_channel_status_values,
"Unknown",
offset+=8;
}
break;
-#ifdef INET6
+#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_CHANNEL_STATUS_REQ:
switch(lmp_obj_ctype) {
case LMP_CTYPE_IPV4:
offset+=4;
}
break;
-#ifdef INET6
+#ifdef INET6
case LMP_CTYPE_IPV6:
#endif
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
case LMP_OBJ_ERROR_CODE:
switch(lmp_obj_ctype) {
case LMP_CTYPE_BEGIN_VERIFY_ERROR:
"none",
EXTRACT_32BITS(obj_tptr)));
break;
-
+
case LMP_CTYPE_LINK_SUMMARY_ERROR:
printf("\n\t Error Code: %s",
bittok2str(lmp_obj_link_summary_error_values,
default:
hexdump=TRUE;
}
- break;
-
+ break;
+
+ case LMP_OBJ_SERVICE_CONFIG:
+ switch (lmp_obj_ctype) {
+ case LMP_CTYPE_SERVICE_CONFIG_SP:
+
+ printf("\n\t Flags: %s",
+ bittok2str(lmp_obj_service_config_sp_flag_values,
+ "none",
+ EXTRACT_16BITS(obj_tptr)>>8));
+
+ printf("\n\t UNI Version: %u",
+ EXTRACT_16BITS(obj_tptr) & 0x00FF);
+
+ break;
+
+ case LMP_CTYPE_SERVICE_CONFIG_CPSA:
+
+ link_type = EXTRACT_16BITS(obj_tptr)>>8;
+
+ printf("\n\t Link Type: %s (%u)",
+ tok2str(lmp_sd_service_config_cpsa_link_type_values,
+ "Unknown", link_type),
+ link_type);
+
+ if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH) {
+ printf("\n\t Signal Type: %s (%u)",
+ tok2str(lmp_sd_service_config_cpsa_signal_type_sdh_values,
+ "Unknown",
+ EXTRACT_16BITS(obj_tptr) & 0x00FF),
+ EXTRACT_16BITS(obj_tptr) & 0x00FF);
+ }
+
+ if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET) {
+ printf("\n\t Signal Type: %s (%u)",
+ tok2str(lmp_sd_service_config_cpsa_signal_type_sonet_values,
+ "Unknown",
+ EXTRACT_16BITS(obj_tptr) & 0x00FF),
+ EXTRACT_16BITS(obj_tptr) & 0x00FF);
+ }
+
+ printf("\n\t Transparency: %s",
+ bittok2str(lmp_obj_service_config_cpsa_tp_flag_values,
+ "none",
+ EXTRACT_16BITS(obj_tptr+2)>>8));
+
+ printf("\n\t Contiguous Concatenation Types: %s",
+ bittok2str(lmp_obj_service_config_cpsa_cct_flag_values,
+ "none",
+ EXTRACT_16BITS(obj_tptr+2)>>8 & 0x00FF));
+
+ printf("\n\t Minimum NCC: %u",
+ EXTRACT_16BITS(obj_tptr+4));
+
+ printf("\n\t Maximum NCC: %u",
+ EXTRACT_16BITS(obj_tptr+6));
+
+ printf("\n\t Minimum NVC:%u",
+ EXTRACT_16BITS(obj_tptr+8));
+
+ printf("\n\t Maximum NVC:%u",
+ EXTRACT_16BITS(obj_tptr+10));
+
+ printf("\n\t Local Interface ID: %s (0x%08x)",
+ ipaddr_string(obj_tptr+12),
+ EXTRACT_32BITS(obj_tptr+12));
+
+ break;
+
+ case LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM:
+
+ printf("\n\t Transparency Flags: %s",
+ bittok2str(
+ lmp_obj_service_config_nsa_transparency_flag_values,
+ "none",
+ EXTRACT_32BITS(obj_tptr)));
+
+ printf("\n\t TCM Monitoring Flags: %s",
+ bittok2str(
+ lmp_obj_service_config_nsa_tcm_flag_values,
+ "none",
+ EXTRACT_16BITS(obj_tptr+6) & 0x00FF));
+
+ break;
+
+ case LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY:
+
+ printf("\n\t Diversity: Flags: %s",
+ bittok2str(
+ lmp_obj_service_config_nsa_network_diversity_flag_values,
+ "none",
+ EXTRACT_16BITS(obj_tptr+2) & 0x00FF));
+ break;
+
+ default:
+ hexdump = TRUE;
+ };
+
+ break;
+
default:
if (vflag <= 1)
- print_unknown_data(obj_tptr,"\n\t ",obj_tlen);
+ print_unknown_data(gndo,obj_tptr,"\n\t ",obj_tlen);
break;
}
/* do we want to see an additionally hexdump ? */
if (vflag > 1 || hexdump==TRUE)
- print_unknown_data(tptr+sizeof(sizeof(struct lmp_object_header)),"\n\t ",
+ print_unknown_data(gndo,tptr+sizeof(struct lmp_object_header),"\n\t ",
lmp_obj_len-sizeof(struct lmp_object_header));
tptr+=lmp_obj_len;
trunc:
printf("\n\t\t packet exceeded snapshot");
}
+/*
+ * Local Variables:
+ * c-style: whitesmith
+ * c-basic-offset: 8
+ * End:
+ */
projects / tcpdump / blobdiff