| /* |
| *Copyright(c)2004,Cisco URP imburses and Network Information Center in Beijing University of Posts and Telecommunications researches. |
| * |
| *All right reserved |
| * |
| *File Name:traceRouteHopsTable.c |
| *File Description:Rows of traceRouteHopsTable MIB read. |
| * |
| *Current Version:1.0 |
| *Author:ChenJing |
| *Date:2004.8.20 |
| */ |
| |
| #include <net-snmp/net-snmp-config.h> |
| #if HAVE_STDLIB_H |
| #include <stdlib.h> |
| #endif |
| #if HAVE_STRING_H |
| #include <string.h> |
| #else |
| #include <strings.h> |
| #endif |
| #ifdef HAVE_LIMITS_H |
| #include <limits.h> |
| #endif |
| |
| #include <net-snmp/net-snmp-config.h> |
| #include <net-snmp/net-snmp-includes.h> |
| #include <net-snmp/agent/net-snmp-agent-includes.h> |
| |
| #include "traceRouteCtlTable.h" |
| #include "traceRouteResultsTable.h" |
| #include "traceRouteProbeHistoryTable.h" |
| #include "traceRouteHopsTable.h" |
| |
| #include "header_complex.h" |
| |
| |
| oid traceRouteHopsTable_variables_oid[] = |
| { 1, 3, 6, 1, 2, 1, 81, 1, 5 }; |
| |
| struct variable2 traceRouteHopsTable_variables[] = { |
| {COLUMN_TRACEROUTEHOPSIPTGTADDRESSTYPE, ASN_INTEGER, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 2}}, |
| {COLUMN_TRACEROUTEHOPSIPTGTADDRESS, ASN_OCTET_STR, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 3}}, |
| {COLUMN_TRACEROUTEHOPSMINRTT, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 4}}, |
| {COLUMN_TRACEROUTEHOPSMAXRTT, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 5}}, |
| {COLUMN_TRACEROUTEHOPSAVERAGERTT, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 6}}, |
| {COLUMN_TRACEROUTEHOPSRTTSUMOFSQUARES, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 7}}, |
| {COLUMN_TRACEROUTEHOPSSENTPROBES, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 8}}, |
| {COLUMN_TRACEROUTEHOPSPROBERESPONSES, ASN_UNSIGNED, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 9}}, |
| {COLUMN_TRACEROUTEHOPSLASTGOODPROBE, ASN_OCTET_STR, NETSNMP_OLDAPI_RONLY, |
| var_traceRouteHopsTable, 2, {1, 10}} |
| }; |
| |
| |
| |
| |
| /* |
| * global storage of our data, saved in and configured by header_complex() |
| */ |
| |
| extern struct header_complex_index *traceRouteCtlTableStorage; |
| extern struct header_complex_index *traceRouteHopsTableStorage; |
| void |
| traceRouteHopsTable_inadd(struct traceRouteHopsTable_data *thedata); |
| |
| void |
| traceRouteHopsTable_cleaner(struct header_complex_index *thestuff) |
| { |
| struct header_complex_index *hciptr = NULL; |
| struct traceRouteHopsTable_data *StorageDel = NULL; |
| DEBUGMSGTL(("traceRouteHopsTable", "cleanerout ")); |
| for (hciptr = thestuff; hciptr != NULL; hciptr = hciptr->next) { |
| StorageDel = |
| header_complex_extract_entry(&traceRouteHopsTableStorage, |
| hciptr); |
| if (StorageDel != NULL) { |
| free(StorageDel->traceRouteCtlOwnerIndex); |
| StorageDel->traceRouteCtlOwnerIndex = NULL; |
| free(StorageDel->traceRouteCtlTestName); |
| StorageDel->traceRouteCtlTestName = NULL; |
| free(StorageDel->traceRouteHopsLastGoodProbe); |
| StorageDel->traceRouteHopsLastGoodProbe = NULL; |
| free(StorageDel); |
| StorageDel = NULL; |
| } |
| DEBUGMSGTL(("traceRouteHopsTable", "cleaner ")); |
| } |
| |
| } |
| void |
| init_traceRouteHopsTable(void) |
| { |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "initializing... ")); |
| |
| |
| /* |
| * register ourselves with the agent to handle our mib tree |
| */ |
| REGISTER_MIB("traceRouteHopsTable", traceRouteHopsTable_variables, |
| variable2, traceRouteHopsTable_variables_oid); |
| |
| |
| /* |
| * register our config handler(s) to deal with registrations |
| */ |
| snmpd_register_config_handler("traceRouteHopsTable", |
| parse_traceRouteHopsTable, NULL, NULL); |
| |
| /* |
| * we need to be called back later to store our data |
| */ |
| snmp_register_callback(SNMP_CALLBACK_LIBRARY, SNMP_CALLBACK_STORE_DATA, |
| store_traceRouteHopsTable, NULL); |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "done.\n")); |
| } |
| |
| /* |
| * parse_mteObjectsTable(): |
| * parses .conf file entries needed to configure the mib. |
| */ |
| |
| void |
| parse_traceRouteHopsTable(const char *token, char *line) |
| { |
| size_t tmpint; |
| struct traceRouteHopsTable_data *StorageTmp = |
| SNMP_MALLOC_STRUCT(traceRouteHopsTable_data); |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "parsing config... ")); |
| |
| |
| if (StorageTmp == NULL) { |
| config_perror("malloc failure"); |
| return; |
| } |
| |
| line = |
| read_config_read_data(ASN_OCTET_STR, line, |
| &StorageTmp->traceRouteCtlOwnerIndex, |
| &StorageTmp->traceRouteCtlOwnerIndexLen); |
| if (StorageTmp->traceRouteCtlOwnerIndex == NULL) { |
| config_perror("invalid specification for traceRouteCtlOwnerIndex"); |
| return; |
| } |
| |
| line = |
| read_config_read_data(ASN_OCTET_STR, line, |
| &StorageTmp->traceRouteCtlTestName, |
| &StorageTmp->traceRouteCtlTestNameLen); |
| if (StorageTmp->traceRouteCtlTestName == NULL) { |
| config_perror("invalid specification for traceRouteCtlTestName"); |
| return; |
| } |
| |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsHopIndex, |
| &tmpint); |
| line = |
| read_config_read_data(ASN_INTEGER, line, |
| &StorageTmp->traceRouteHopsIpTgtAddressType, |
| &tmpint); |
| line = |
| read_config_read_data(ASN_OCTET_STR, line, |
| &StorageTmp->traceRouteHopsIpTgtAddress, |
| &StorageTmp->traceRouteHopsIpTgtAddressLen); |
| if (StorageTmp->traceRouteHopsIpTgtAddress == NULL) { |
| config_perror |
| ("invalid specification for traceRouteHopsIpTgtAddress"); |
| return; |
| } |
| |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsMinRtt, &tmpint); |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsMaxRtt, &tmpint); |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsAverageRtt, |
| &tmpint); |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsRttSumOfSquares, |
| &tmpint); |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsSentProbes, |
| &tmpint); |
| line = |
| read_config_read_data(ASN_UNSIGNED, line, |
| &StorageTmp->traceRouteHopsProbeResponses, |
| &tmpint); |
| |
| line = |
| read_config_read_data(ASN_OCTET_STR, line, |
| &StorageTmp->traceRouteHopsLastGoodProbe, |
| &StorageTmp->traceRouteHopsLastGoodProbeLen); |
| if (StorageTmp->traceRouteHopsLastGoodProbe == NULL) { |
| config_perror |
| ("invalid specification for traceRouteHopsLastGoodProbe"); |
| return; |
| } |
| |
| traceRouteHopsTable_inadd(StorageTmp); |
| |
| /* traceRouteHopsTable_cleaner(traceRouteHopsTableStorage); */ |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "done.\n")); |
| } |
| |
| |
| |
| |
| |
| /* |
| * store_traceRouteHopsTable(): |
| * stores .conf file entries needed to configure the mib. |
| */ |
| |
| int |
| store_traceRouteHopsTable(int majorID, int minorID, void *serverarg, |
| void *clientarg) |
| { |
| char line[SNMP_MAXBUF]; |
| char *cptr = NULL; |
| size_t tmpint; |
| struct traceRouteHopsTable_data *StorageTmp = NULL; |
| struct header_complex_index *hcindex = NULL; |
| |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "storing data... ")); |
| |
| |
| for (hcindex = traceRouteHopsTableStorage; hcindex != NULL; |
| hcindex = hcindex->next) { |
| StorageTmp = (struct traceRouteHopsTable_data *) hcindex->data; |
| |
| if (StorageTmp->storageType != ST_READONLY) { |
| memset(line, 0, sizeof(line)); |
| strcat(line, "traceRouteHopsTable "); |
| cptr = line + strlen(line); |
| |
| cptr = |
| read_config_store_data(ASN_OCTET_STR, cptr, |
| &StorageTmp-> |
| traceRouteCtlOwnerIndex, |
| &StorageTmp-> |
| traceRouteCtlOwnerIndexLen); |
| cptr = |
| read_config_store_data(ASN_OCTET_STR, cptr, |
| &StorageTmp->traceRouteCtlTestName, |
| &StorageTmp-> |
| traceRouteCtlTestNameLen); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp->traceRouteHopsHopIndex, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_INTEGER, cptr, |
| &StorageTmp-> |
| traceRouteHopsIpTgtAddressType, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_OCTET_STR, cptr, |
| &StorageTmp-> |
| traceRouteHopsIpTgtAddress, |
| &StorageTmp-> |
| traceRouteHopsIpTgtAddressLen); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp->traceRouteHopsMinRtt, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp->traceRouteHopsMaxRtt, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp-> |
| traceRouteHopsAverageRtt, &tmpint); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp-> |
| traceRouteHopsRttSumOfSquares, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp-> |
| traceRouteHopsSentProbes, &tmpint); |
| cptr = |
| read_config_store_data(ASN_UNSIGNED, cptr, |
| &StorageTmp-> |
| traceRouteHopsProbeResponses, |
| &tmpint); |
| cptr = |
| read_config_store_data(ASN_OCTET_STR, cptr, |
| &StorageTmp-> |
| traceRouteHopsLastGoodProbe, |
| &StorageTmp-> |
| traceRouteHopsLastGoodProbeLen); |
| |
| snmpd_store_config(line); |
| } |
| } |
| DEBUGMSGTL(("traceRouteHopsTable", "done.\n")); |
| return SNMPERR_SUCCESS; |
| } |
| |
| |
| void |
| traceRouteHopsTable_inadd(struct traceRouteHopsTable_data *thedata) |
| { |
| netsnmp_variable_list *vars_list = NULL; |
| |
| snmp_varlist_add_variable(&vars_list, NULL, 0, ASN_OCTET_STR, (char *) thedata->traceRouteCtlOwnerIndex, thedata->traceRouteCtlOwnerIndexLen); /* traceRouteCtlOwnerIndex */ |
| snmp_varlist_add_variable(&vars_list, NULL, 0, ASN_OCTET_STR, (char *) thedata->traceRouteCtlTestName, thedata->traceRouteCtlTestNameLen); /* traceRouteCtlTestName */ |
| snmp_varlist_add_variable(&vars_list, NULL, 0, ASN_UNSIGNED, (char *) &thedata->traceRouteHopsHopIndex, sizeof(thedata->traceRouteHopsHopIndex)); /* traceRouteHopsHopIndex */ |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "adding data... ")); |
| /* |
| * add the index variables to the varbind list, which is |
| * used by header_complex to index the data |
| */ |
| |
| header_complex_add_data(&traceRouteHopsTableStorage, vars_list, |
| thedata); |
| DEBUGMSGTL(("traceRouteHopsTable", "registered an entry\n")); |
| |
| |
| DEBUGMSGTL(("traceRouteHopsTable", "done.\n")); |
| } |
| |
| |
| /* |
| * var_traceRouteHopsTable(): |
| * Handle this table separately from the scalar value case. |
| * The workings of this are basically the same as for var_traceRouteHopsTable above. |
| */ |
| unsigned char * |
| var_traceRouteHopsTable(struct variable *vp, |
| oid * name, |
| size_t *length, |
| int exact, |
| size_t *var_len, WriteMethod ** write_method) |
| { |
| |
| |
| struct traceRouteHopsTable_data *StorageTmp = NULL; |
| |
| *write_method = NULL; |
| /* |
| * this assumes you have registered all your data properly |
| */ |
| if ((StorageTmp = |
| header_complex(traceRouteHopsTableStorage, vp, name, length, |
| exact, var_len, write_method)) == NULL) { |
| return NULL; |
| } |
| |
| /* |
| * this is where we do the value assignments for the mib results. |
| */ |
| |
| switch (vp->magic) { |
| |
| case COLUMN_TRACEROUTEHOPSIPTGTADDRESSTYPE: |
| *var_len = sizeof(StorageTmp->traceRouteHopsIpTgtAddressType); |
| return (u_char *) & StorageTmp->traceRouteHopsIpTgtAddressType; |
| |
| case COLUMN_TRACEROUTEHOPSIPTGTADDRESS: |
| *var_len = (StorageTmp->traceRouteHopsIpTgtAddressLen); |
| return (u_char *) StorageTmp->traceRouteHopsIpTgtAddress; |
| |
| case COLUMN_TRACEROUTEHOPSMINRTT: |
| *var_len = sizeof(StorageTmp->traceRouteHopsMinRtt); |
| return (u_char *) & StorageTmp->traceRouteHopsMinRtt; |
| |
| case COLUMN_TRACEROUTEHOPSMAXRTT: |
| *var_len = sizeof(StorageTmp->traceRouteHopsMaxRtt); |
| return (u_char *) & StorageTmp->traceRouteHopsMaxRtt; |
| |
| case COLUMN_TRACEROUTEHOPSAVERAGERTT: |
| *var_len = sizeof(StorageTmp->traceRouteHopsAverageRtt); |
| return (u_char *) & StorageTmp->traceRouteHopsAverageRtt; |
| |
| case COLUMN_TRACEROUTEHOPSRTTSUMOFSQUARES: |
| *var_len = sizeof(StorageTmp->traceRouteHopsRttSumOfSquares); |
| return (u_char *) & StorageTmp->traceRouteHopsRttSumOfSquares; |
| |
| case COLUMN_TRACEROUTEHOPSSENTPROBES: |
| *var_len = sizeof(StorageTmp->traceRouteHopsSentProbes); |
| return (u_char *) & StorageTmp->traceRouteHopsSentProbes; |
| |
| case COLUMN_TRACEROUTEHOPSPROBERESPONSES: |
| *var_len = sizeof(StorageTmp->traceRouteHopsProbeResponses); |
| return (u_char *) & StorageTmp->traceRouteHopsProbeResponses; |
| |
| case COLUMN_TRACEROUTEHOPSLASTGOODPROBE: |
| *var_len = (StorageTmp->traceRouteHopsLastGoodProbeLen); |
| return (u_char *) StorageTmp->traceRouteHopsLastGoodProbe; |
| |
| default: |
| ERROR_MSG(""); |
| } |
| |
| return NULL; |
| } |