X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/0b46813f790826e74e6e9b5deebb81c1d0c3ab20..b78a4331417e5fdd8cb1535bf932307ab25badf8:/print-lmp.c diff --git a/print-lmp.c b/print-lmp.c index aee81644..d0fcd188 100644 --- a/print-lmp.c +++ b/print-lmp.c @@ -15,7 +15,7 @@ #ifndef lint static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.2 2004-04-23 18:29:44 hannes Exp $"; + "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.5 2004-04-27 14:03:44 hannes Exp $"; #endif #ifdef HAVE_CONFIG_H @@ -31,6 +31,7 @@ static const char rcsid[] _U_ = #include "interface.h" #include "extract.h" #include "addrtoname.h" +#include "gmpls.h" /* * LMP common header @@ -74,6 +75,38 @@ static const struct tok lmp_obj_data_link_flag_values[] = { { 0, NULL} }; +static const struct tok lmp_obj_channel_status_values[] = { + { 1, "Signal Okay"}, + { 2, "Signal Degraded"}, + { 3, "Signal Fail"}, + { 0, NULL} +}; + +static const struct tok lmp_obj_begin_verify_flag_values[] = { + { 0x0001, "Verify all links"}, + { 0x0002, "Data link type"}, + { 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"}, + { 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"}, + { 0, NULL} +}; + #define LMP_MSGTYPE_CONFIG 1 #define LMP_MSGTYPE_CONFIG_ACK 2 #define LMP_MSGTYPE_CONFIG_NACK 3 @@ -153,7 +186,7 @@ struct lmp_object_header { #define LMP_OBJ_DATA_LINK 12 #define LMP_OBJ_CHANNEL_STATUS 13 #define LMP_OBJ_CHANNEL_STATUS_REQ 14 -#define LMP_OBJ_ERROR_CODE 15 +#define LMP_OBJ_ERROR_CODE 20 static const struct tok lmp_obj_values[] = { { LMP_OBJ_CC_ID, "Control Channel ID" }, @@ -174,6 +207,15 @@ static const struct tok lmp_obj_values[] = { { 0, NULL} }; +#define INT_SWITCHING_TYPE_SUBOBJ 1 +#define WAVELENGTH_SUBOBJ 2 + +static const struct tok lmp_data_link_subobj[] = { + { INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" }, + { WAVELENGTH_SUBOBJ , "Wavelength" }, + { 0, NULL} +}; + #define LMP_CTYPE_IPV4 1 #define LMP_CTYPE_IPV6 2 @@ -194,6 +236,9 @@ static const struct tok lmp_obj_values[] = { #define LMP_CTYPE_HELLO_CONFIG 1 #define LMP_CTYPE_HELLO 1 +#define LMP_CTYPE_BEGIN_VERIFY_ERROR 1 +#define LMP_CTYPE_LINK_SUMMARY_ERROR 2 + #define FALSE 0 #define TRUE 1 @@ -250,9 +295,15 @@ lmp_print(register const u_char *pptr, register u_int len) { const struct lmp_common_header *lmp_com_header; const struct lmp_object_header *lmp_obj_header; const u_char *tptr,*obj_tptr; - u_short tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen; + int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen; int hexdump; - + int offset,subobj_type,subobj_len,total_subobj_len; + + union { /* int to float conversion buffer */ + float f; + u_int32_t i; + } bw; + tptr=pptr; lmp_com_header = (const struct lmp_common_header *)pptr; TCHECK(*lmp_com_header); @@ -395,11 +446,6 @@ lmp_print(register const u_char *pptr, register u_int len) { } break; - /* - * FIXME those are the defined objects that lack a decoder - * you are welcome to contribute code ;-) - */ - case LMP_OBJ_CONFIG: switch(lmp_obj_ctype) { case LMP_CTYPE_HELLO_CONFIG: @@ -467,7 +513,48 @@ lmp_print(register const u_char *pptr, register u_int len) { 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\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\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\t Min Reservable Bandwidth: %.3f Mbps", + bw.f); + bw.i = EXTRACT_32BITS(obj_tptr+offset+8); + printf("\n\t\t Max Reservable Bandwidth: %.3f Mbps", + bw.f); + break; + case WAVELENGTH_SUBOBJ: + printf("\n\t\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 @@ -479,12 +566,134 @@ lmp_print(register const u_char *pptr, register u_int len) { break; case LMP_OBJ_VERIFY_BEGIN: + switch(lmp_obj_ctype) { + case LMP_CTYPE_1: + printf("\n\t Flags: %s", + bittok2str(lmp_obj_begin_verify_flag_values, + "none", + EXTRACT_16BITS(obj_tptr))); + printf("\n\t Verify Interval: %u", + EXTRACT_16BITS(obj_tptr+2)); + printf("\n\t Data links: %u", + 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", + EXTRACT_16BITS(obj_tptr+10), + EXTRACT_16BITS(obj_tptr+10), + 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 Wavelength: %u", + EXTRACT_32BITS(obj_tptr+16)); + break; + + default: + hexdump=TRUE; + } + break; + case LMP_OBJ_VERIFY_BEGIN_ACK: - case LMP_OBJ_VERIFY_ID: - case LMP_OBJ_CHANNEL_STATUS: - case LMP_OBJ_CHANNEL_STATUS_REQ: + switch(lmp_obj_ctype) { + case LMP_CTYPE_1: + 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; + + 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; + + case LMP_OBJ_CHANNEL_STATUS: + switch(lmp_obj_ctype) { + case LMP_CTYPE_IPV4: + case LMP_CTYPE_UNMD: + offset = 0; + /* Decode pairs: */ + while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { + 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) ? + "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 ? + "Transmit" : "Receive", + (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1); + + printf("\n\t\t Channel Status: %s (%u)", + tok2str(lmp_obj_channel_status_values, + "Unknown", + EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF), + EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF); + offset+=8; + } + break; +#ifdef INET6 + case LMP_CTYPE_IPV6: +#endif + default: + hexdump=TRUE; + } + break; + + case LMP_OBJ_CHANNEL_STATUS_REQ: + switch(lmp_obj_ctype) { + case LMP_CTYPE_IPV4: + case LMP_CTYPE_UNMD: + offset = 0; + while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { + printf("\n\t Interface ID: %s (0x%08x)", + ipaddr_string(obj_tptr+offset), + EXTRACT_32BITS(obj_tptr+offset)); + offset+=4; + } + break; +#ifdef INET6 + case LMP_CTYPE_IPV6: +#endif + default: + hexdump=TRUE; + } + break; + case LMP_OBJ_ERROR_CODE: - + switch(lmp_obj_ctype) { + case LMP_CTYPE_BEGIN_VERIFY_ERROR: + printf("\n\t Error Code: %s", + bittok2str(lmp_obj_begin_verify_error_values, + "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, + "none", + EXTRACT_32BITS(obj_tptr))); + break; + default: + hexdump=TRUE; + } + break; + default: if (vflag <= 1) print_unknown_data(obj_tptr,"\n\t ",obj_tlen);