| /* |
| * Note: this file originally auto-generated by mib2c using |
| * version : 1.67 $ of : mfd-interface.m2c,v $ |
| * |
| * $Id$ |
| */ |
| /* |
| * ********************************************************************* |
| * ********************************************************************* |
| * ********************************************************************* |
| * *** *** |
| * *** NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE *** |
| * *** *** |
| * *** *** |
| * *** THIS FILE DOES NOT CONTAIN ANY USER EDITABLE CODE. *** |
| * *** *** |
| * *** *** |
| * *** THE GENERATED CODE IS INTERNAL IMPLEMENTATION, AND *** |
| * *** *** |
| * *** *** |
| * *** IS SUBJECT TO CHANGE WITHOUT WARNING IN FUTURE RELEASES. *** |
| * *** *** |
| * *** *** |
| * ********************************************************************* |
| * ********************************************************************* |
| * ********************************************************************* |
| */ |
| |
| /* |
| * standard Net-SNMP includes |
| */ |
| #include <net-snmp/net-snmp-config.h> |
| #include <net-snmp/net-snmp-includes.h> |
| #include <net-snmp/agent/net-snmp-agent-includes.h> |
| |
| /* |
| * include our parent header |
| */ |
| #include "ifXTable.h" |
| |
| |
| #include <net-snmp/agent/table_container.h> |
| #include <net-snmp/library/container.h> |
| |
| #include "ifXTable_interface.h" |
| #include "if-mib/ifTable/ifTable_interface.h" |
| #include "if-mib/ifTable/ifTable_defs.h" |
| |
| #include <ctype.h> |
| |
| /********************************************************************** |
| ********************************************************************** |
| *** |
| *** Table ifXTable |
| *** |
| ********************************************************************** |
| **********************************************************************/ |
| /* |
| * IF-MIB::ifXTable is subid 1 of ifMIBObjects. |
| * Its status is Current. |
| * OID: .1.3.6.1.2.1.31.1.1, length: 9 |
| */ |
| typedef struct ifXTable_interface_ctx_s { |
| |
| netsnmp_container *container; |
| netsnmp_cache *cache; |
| |
| ifXTable_registration *user_ctx; |
| |
| netsnmp_table_registration_info tbl_info; |
| |
| netsnmp_baby_steps_access_methods access_multiplexer; |
| |
| u_int table_dirty; |
| |
| } ifXTable_interface_ctx; |
| |
| static ifXTable_interface_ctx ifXTable_if_ctx; |
| |
| static void _ifXTable_container_init(ifXTable_interface_ctx * if_ctx); |
| static void _ifXTable_container_shutdown(ifXTable_interface_ctx * |
| if_ctx); |
| |
| |
| netsnmp_container * |
| ifXTable_container_get(void) |
| { |
| return ifXTable_if_ctx.container; |
| } |
| |
| ifXTable_registration * |
| ifXTable_registration_get(void) |
| { |
| return ifXTable_if_ctx.user_ctx; |
| } |
| |
| ifXTable_registration * |
| ifXTable_registration_set(ifXTable_registration * newreg) |
| { |
| ifXTable_registration *old = ifXTable_if_ctx.user_ctx; |
| ifXTable_if_ctx.user_ctx = newreg; |
| return old; |
| } |
| |
| int |
| ifXTable_container_size(void) |
| { |
| return CONTAINER_SIZE(ifXTable_if_ctx.container); |
| } |
| |
| u_int |
| ifXTable_dirty_get(void) |
| { |
| return ifXTable_if_ctx.table_dirty; |
| } |
| |
| void |
| ifXTable_dirty_set(u_int status) |
| { |
| DEBUGMSGTL(("ifXTable:ifXTable_dirty_set", |
| "called. was %d, now %d\n", |
| ifXTable_if_ctx.table_dirty, status)); |
| ifXTable_if_ctx.table_dirty = status; |
| } |
| |
| /* |
| * mfd multiplexer modes |
| */ |
| static Netsnmp_Node_Handler _mfd_ifXTable_pre_request; |
| static Netsnmp_Node_Handler _mfd_ifXTable_post_request; |
| static Netsnmp_Node_Handler _mfd_ifXTable_object_lookup; |
| static Netsnmp_Node_Handler _mfd_ifXTable_get_values; |
| #ifndef NETSNMP_DISABLE_SET_SUPPORT |
| static Netsnmp_Node_Handler _mfd_ifXTable_check_objects; |
| static Netsnmp_Node_Handler _mfd_ifXTable_undo_setup; |
| static Netsnmp_Node_Handler _mfd_ifXTable_set_values; |
| static Netsnmp_Node_Handler _mfd_ifXTable_undo_cleanup; |
| static Netsnmp_Node_Handler _mfd_ifXTable_undo_values; |
| static Netsnmp_Node_Handler _mfd_ifXTable_commit; |
| static Netsnmp_Node_Handler _mfd_ifXTable_undo_commit; |
| static Netsnmp_Node_Handler _mfd_ifXTable_irreversible_commit; |
| static Netsnmp_Node_Handler _mfd_ifXTable_check_dependencies; |
| |
| NETSNMP_STATIC_INLINE int _ifXTable_undo_column(ifXTable_rowreq_ctx * |
| rowreq_ctx, |
| netsnmp_variable_list * |
| var, int column); |
| #endif |
| |
| ifXTable_data *ifXTable_allocate_data(void); |
| |
| /** |
| * @internal |
| * Initialize the table ifXTable |
| * (Define its contents and how it's structured) |
| */ |
| void |
| _ifXTable_initialize_interface(ifXTable_registration * reg_ptr, |
| u_long flags) |
| { |
| netsnmp_baby_steps_access_methods *access_multiplexer = |
| &ifXTable_if_ctx.access_multiplexer; |
| netsnmp_table_registration_info *tbl_info = &ifXTable_if_ctx.tbl_info; |
| netsnmp_handler_registration *reginfo; |
| netsnmp_mib_handler *handler; |
| int mfd_modes = 0; |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_initialize_interface", |
| "called\n")); |
| |
| /* |
| * make sure the ifTable container has been initialized, since |
| * we use its container, and we can't guarantee that it has |
| * already been initialized. |
| */ |
| (void) if_mib_container_init(); |
| |
| /************************************************* |
| * |
| * save interface context for ifXTable |
| */ |
| /* |
| * Setting up the table's definition |
| */ |
| netsnmp_table_helper_add_indexes(tbl_info, ASN_INTEGER, |
| /** index: ifIndex */ |
| 0); |
| |
| /* |
| * Define the minimum and maximum accessible columns. This |
| * optimizes retrival. |
| */ |
| tbl_info->min_column = IFXTABLE_MIN_COL; |
| tbl_info->max_column = IFXTABLE_MAX_COL; |
| |
| /* |
| * save users context |
| */ |
| ifXTable_if_ctx.user_ctx = reg_ptr; |
| |
| /* |
| * call data access initialization code |
| */ |
| ifXTable_init_data(reg_ptr); |
| |
| /* |
| * set up the container |
| */ |
| _ifXTable_container_init(&ifXTable_if_ctx); |
| if (NULL == ifXTable_if_ctx.container) |
| return; /* msg already logged */ |
| |
| /* |
| * access_multiplexer: REQUIRED wrapper for get request handling |
| */ |
| access_multiplexer->object_lookup = _mfd_ifXTable_object_lookup; |
| access_multiplexer->get_values = _mfd_ifXTable_get_values; |
| |
| /* |
| * no wrappers yet |
| */ |
| access_multiplexer->pre_request = _mfd_ifXTable_pre_request; |
| access_multiplexer->post_request = _mfd_ifXTable_post_request; |
| |
| |
| #ifndef NETSNMP_DISABLE_SET_SUPPORT |
| /* |
| * REQUIRED wrappers for set request handling |
| */ |
| access_multiplexer->object_syntax_checks = _mfd_ifXTable_check_objects; |
| access_multiplexer->undo_setup = _mfd_ifXTable_undo_setup; |
| access_multiplexer->undo_cleanup = _mfd_ifXTable_undo_cleanup; |
| access_multiplexer->set_values = _mfd_ifXTable_set_values; |
| access_multiplexer->undo_sets = _mfd_ifXTable_undo_values; |
| |
| /* |
| * no wrappers yet |
| */ |
| access_multiplexer->commit = _mfd_ifXTable_commit; |
| access_multiplexer->undo_commit = _mfd_ifXTable_undo_commit; |
| access_multiplexer->irreversible_commit = |
| _mfd_ifXTable_irreversible_commit; |
| |
| /* |
| * REQUIRED for tables with dependencies |
| */ |
| access_multiplexer->consistency_checks = |
| _mfd_ifXTable_check_dependencies; |
| #endif |
| |
| /************************************************* |
| * |
| * Create a registration, save our reg data, register table. |
| */ |
| DEBUGMSGTL(("ifXTable:init_ifXTable", |
| "Registering ifXTable as a mibs-for-dummies table.\n")); |
| handler = |
| netsnmp_baby_steps_access_multiplexer_get(access_multiplexer); |
| reginfo = |
| netsnmp_handler_registration_create("ifXTable", handler, |
| ifXTable_oid, |
| ifXTable_oid_size, |
| HANDLER_CAN_BABY_STEP |
| #ifndef NETSNMP_DISABLE_SET_SUPPORT |
| | HANDLER_CAN_RWRITE |
| #endif |
| ); |
| if (NULL == reginfo) { |
| snmp_log(LOG_ERR, "error registering table ifXTable\n"); |
| return; |
| } |
| reginfo->my_reg_void = &ifXTable_if_ctx; |
| |
| /************************************************* |
| * |
| * set up baby steps handler, create it and inject it |
| */ |
| if (access_multiplexer->object_lookup) |
| mfd_modes |= BABY_STEP_OBJECT_LOOKUP; |
| if (access_multiplexer->pre_request) |
| mfd_modes |= BABY_STEP_PRE_REQUEST; |
| if (access_multiplexer->post_request) |
| mfd_modes |= BABY_STEP_POST_REQUEST; |
| |
| #ifndef NETSNMP_DISABLE_SET_SUPPORT |
| if (access_multiplexer->set_values) |
| mfd_modes |= BABY_STEP_SET_VALUES; |
| if (access_multiplexer->irreversible_commit) |
| mfd_modes |= BABY_STEP_IRREVERSIBLE_COMMIT; |
| if (access_multiplexer->object_syntax_checks) |
| mfd_modes |= BABY_STEP_CHECK_OBJECT; |
| |
| if (access_multiplexer->undo_setup) |
| mfd_modes |= BABY_STEP_UNDO_SETUP; |
| if (access_multiplexer->undo_cleanup) |
| mfd_modes |= BABY_STEP_UNDO_CLEANUP; |
| if (access_multiplexer->undo_sets) |
| mfd_modes |= BABY_STEP_UNDO_SETS; |
| |
| if (access_multiplexer->row_creation) |
| mfd_modes |= BABY_STEP_ROW_CREATE; |
| if (access_multiplexer->consistency_checks) |
| mfd_modes |= BABY_STEP_CHECK_CONSISTENCY; |
| if (access_multiplexer->commit) |
| mfd_modes |= BABY_STEP_COMMIT; |
| if (access_multiplexer->undo_commit) |
| mfd_modes |= BABY_STEP_UNDO_COMMIT; |
| #endif |
| |
| handler = netsnmp_baby_steps_handler_get(mfd_modes); |
| netsnmp_inject_handler(reginfo, handler); |
| |
| /************************************************* |
| * |
| * inject row_merge helper with prefix rootoid_len + 2 (entry.col) |
| */ |
| handler = netsnmp_get_row_merge_handler(reginfo->rootoid_len + 2); |
| netsnmp_inject_handler(reginfo, handler); |
| |
| /************************************************* |
| * |
| * inject container_table helper |
| */ |
| handler = |
| netsnmp_container_table_handler_get(tbl_info, |
| ifXTable_if_ctx.container, |
| TABLE_CONTAINER_KEY_NETSNMP_INDEX); |
| netsnmp_inject_handler(reginfo, handler); |
| |
| /************************************************* |
| * |
| * inject cache helper |
| */ |
| if (NULL != ifXTable_if_ctx.cache) { |
| handler = netsnmp_cache_handler_get(ifXTable_if_ctx.cache); |
| netsnmp_inject_handler(reginfo, handler); |
| } |
| |
| /* |
| * register table |
| */ |
| netsnmp_register_table(reginfo, tbl_info); |
| |
| /* |
| * register config/persistence callbacks |
| */ |
| ifXTable_container_init_persistence(ifXTable_if_ctx.container); |
| |
| } /* _ifXTable_initialize_interface */ |
| |
| /** |
| * @internal |
| * Shutdown the table ifXTable |
| */ |
| void |
| _ifXTable_shutdown_interface(ifXTable_registration * reg_ptr) |
| { |
| /* |
| * shutdown the container |
| */ |
| _ifXTable_container_shutdown(&ifXTable_if_ctx); |
| } |
| |
| void |
| ifXTable_valid_columns_set(netsnmp_column_info *vc) |
| { |
| ifXTable_if_ctx.tbl_info.valid_columns = vc; |
| } /* ifXTable_valid_columns_set */ |
| |
| /** |
| * @internal |
| * convert the index component stored in the context to an oid |
| */ |
| int |
| ifXTable_index_to_oid(netsnmp_index * oid_idx, |
| ifXTable_mib_index * mib_idx) |
| { |
| int err = SNMP_ERR_NOERROR; |
| |
| /* |
| * temp storage for parsing indexes |
| */ |
| /* |
| * ifIndex(1)/InterfaceIndex/ASN_INTEGER/long(long)//l/A/w/e/R/d/H |
| */ |
| netsnmp_variable_list var_ifIndex; |
| |
| /* |
| * set up varbinds |
| */ |
| memset(&var_ifIndex, 0x00, sizeof(var_ifIndex)); |
| var_ifIndex.type = ASN_INTEGER; |
| |
| /* |
| * chain temp index varbinds together |
| */ |
| var_ifIndex.next_variable = NULL; |
| |
| |
| DEBUGMSGTL(("verbose:ifXTable:ifXTable_index_to_oid", "called\n")); |
| |
| /* |
| * ifIndex(1)/InterfaceIndex/ASN_INTEGER/long(long)//l/A/w/e/R/d/H |
| */ |
| snmp_set_var_value(&var_ifIndex, (u_char *) & mib_idx->ifIndex, |
| sizeof(mib_idx->ifIndex)); |
| |
| |
| err = build_oid_noalloc(oid_idx->oids, oid_idx->len, &oid_idx->len, |
| NULL, 0, &var_ifIndex); |
| if (err) |
| snmp_log(LOG_ERR, "error %d converting index to oid\n", err); |
| |
| /* |
| * parsing may have allocated memory. free it. |
| */ |
| snmp_reset_var_buffers(&var_ifIndex); |
| |
| return err; |
| } /* ifXTable_index_to_oid */ |
| |
| /** |
| * extract ifXTable indexes from a netsnmp_index |
| * |
| * @retval SNMP_ERR_NOERROR : no error |
| * @retval SNMP_ERR_GENERR : error |
| */ |
| int |
| ifXTable_index_from_oid(netsnmp_index * oid_idx, |
| ifXTable_mib_index * mib_idx) |
| { |
| int err = SNMP_ERR_NOERROR; |
| |
| /* |
| * temp storage for parsing indexes |
| */ |
| /* |
| * ifIndex(1)/InterfaceIndex/ASN_INTEGER/long(long)//l/A/w/e/R/d/H |
| */ |
| netsnmp_variable_list var_ifIndex; |
| |
| /* |
| * set up varbinds |
| */ |
| memset(&var_ifIndex, 0x00, sizeof(var_ifIndex)); |
| var_ifIndex.type = ASN_INTEGER; |
| |
| /* |
| * chain temp index varbinds together |
| */ |
| var_ifIndex.next_variable = NULL; |
| |
| |
| DEBUGMSGTL(("verbose:ifXTable:ifXTable_index_from_oid", "called\n")); |
| |
| /* |
| * parse the oid into the individual index components |
| */ |
| err = parse_oid_indexes(oid_idx->oids, oid_idx->len, &var_ifIndex); |
| if (err == SNMP_ERR_NOERROR) { |
| /* |
| * copy out values |
| */ |
| mib_idx->ifIndex = *((long *) var_ifIndex.val.string); |
| |
| |
| } |
| |
| /* |
| * parsing may have allocated memory. free it. |
| */ |
| snmp_reset_var_buffers(&var_ifIndex); |
| |
| return err; |
| } /* ifXTable_index_from_oid */ |
| |
| |
| /* |
| * ifXTable_allocate_data |
| * |
| * Purpose: create new ifXTable_data. |
| */ |
| ifXTable_data * |
| ifXTable_allocate_data(void) |
| { |
| ifXTable_data *rtn = SNMP_MALLOC_TYPEDEF(ifXTable_data); |
| |
| DEBUGMSGTL(("verbose:ifXTable:ifXTable_allocate_data", "called\n")); |
| |
| if (NULL == rtn) { |
| snmp_log(LOG_ERR, "unable to malloc memory for new " |
| "ifXTable_data.\n"); |
| } |
| |
| return rtn; |
| } /* ifXTable_allocate_data */ |
| |
| /* |
| * ifXTable_release_data |
| * |
| * Purpose: release ifXTable data. |
| */ |
| void |
| ifXTable_release_data(ifXTable_data * data) |
| { |
| DEBUGMSGTL(("verbose:ifXTable:ifXTable_release_data", "called\n")); |
| |
| free(data); |
| } /* ifXTable_release_data */ |
| |
| /** |
| * @internal |
| * wrapper |
| */ |
| static int |
| _mfd_ifXTable_pre_request(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_pre_request", |
| "called\n")); |
| |
| if (1 != netsnmp_row_merge_status_first(reginfo, agtreq_info)) { |
| DEBUGMSGTL(("internal:ifXTable", |
| "skipping additional pre_request\n")); |
| return SNMP_ERR_NOERROR; |
| } |
| |
| rc = ifXTable_pre_request(ifXTable_if_ctx.user_ctx); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable", "error %d from " |
| "ifXTable_pre_request\n", rc)); |
| netsnmp_request_set_error_all(requests, SNMP_VALIDATE_ERR(rc)); |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_pre_request */ |
| |
| /** |
| * @internal |
| * wrapper |
| */ |
| static int |
| _mfd_ifXTable_post_request(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| int rc, packet_rc; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_post_request", |
| "called\n")); |
| |
| /* |
| * release row context, if deleted |
| */ |
| if (rowreq_ctx && (rowreq_ctx->rowreq_flags & MFD_ROW_DELETED)) |
| ifTable_release_rowreq_ctx(rowreq_ctx); |
| |
| /* |
| * wait for last call before calling user |
| */ |
| if (1 != netsnmp_row_merge_status_last(reginfo, agtreq_info)) { |
| DEBUGMSGTL(("internal:ifXTable", |
| "waiting for last post_request\n")); |
| return SNMP_ERR_NOERROR; |
| } |
| |
| packet_rc = netsnmp_check_all_requests_error(agtreq_info->asp, 0); |
| if ((MFD_SUCCESS != packet_rc) && ifXTable_dirty_get()) { |
| /* |
| * we shouldn't get here. the undo steps should also clear |
| * the dirty flags. |
| */ |
| snmp_log(LOG_WARNING, "ifXTable dirty flag set in post_request " |
| "but status != SUCCESS.\n"); |
| } |
| |
| rc = ifXTable_post_request(ifXTable_if_ctx.user_ctx, packet_rc); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable", "error %d from " |
| "ifXTable_post_request\n", rc)); |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_post_request */ |
| |
| /** |
| * @internal |
| * wrapper |
| */ |
| static int |
| _mfd_ifXTable_object_lookup(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc = SNMP_ERR_NOERROR; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_object_lookup", |
| "called\n")); |
| |
| /* |
| * get our context from mfd |
| * ifXTable_interface_ctx *if_ctx = |
| * (ifXTable_interface_ctx *)reginfo->my_reg_void; |
| */ |
| |
| if (NULL == rowreq_ctx) { |
| rc = SNMP_ERR_NOCREATION; |
| } |
| |
| if (MFD_SUCCESS != rc) |
| netsnmp_request_set_error_all(requests, rc); |
| else |
| ifXTable_row_prep(rowreq_ctx); |
| |
| return SNMP_VALIDATE_ERR(rc); |
| } /* _mfd_ifXTable_object_lookup */ |
| |
| /*********************************************************************** |
| * |
| * GET processing |
| * |
| ***********************************************************************/ |
| /* |
| * @internal |
| * Retrieve the value for a particular column |
| */ |
| NETSNMP_STATIC_INLINE int |
| _ifXTable_get_column(ifXTable_rowreq_ctx * rowreq_ctx, |
| netsnmp_variable_list * var, int column) |
| { |
| int rc = SNMPERR_SUCCESS; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_get_column", |
| "called for %d\n", column)); |
| |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| switch (column) { |
| |
| /* |
| * ifName(1)/DisplayString/ASN_OCTET_STR/char(char)//L/A/w/e/R/d/H |
| */ |
| case COLUMN_IFNAME: |
| var->type = ASN_OCTET_STR; |
| rc = ifName_get(rowreq_ctx, (char **) &var->val.string, |
| &var->val_len); |
| break; |
| |
| /* |
| * ifInMulticastPkts(2)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFINMULTICASTPKTS: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_COUNTER; |
| rc = ifInMulticastPkts_get(rowreq_ctx, (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifInBroadcastPkts(3)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFINBROADCASTPKTS: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_COUNTER; |
| rc = ifInBroadcastPkts_get(rowreq_ctx, (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifOutMulticastPkts(4)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFOUTMULTICASTPKTS: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_COUNTER; |
| rc = ifOutMulticastPkts_get(rowreq_ctx, |
| (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifOutBroadcastPkts(5)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFOUTBROADCASTPKTS: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_COUNTER; |
| rc = ifOutBroadcastPkts_get(rowreq_ctx, |
| (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifHCInOctets(6)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINOCTETS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCInOctets_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCInUcastPkts(7)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINUCASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCInUcastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCInMulticastPkts(8)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINMULTICASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCInMulticastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCInBroadcastPkts(9)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINBROADCASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCInBroadcastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCOutOctets(10)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTOCTETS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCOutOctets_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCOutUcastPkts(11)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTUCASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCOutUcastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCOutMulticastPkts(12)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTMULTICASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCOutMulticastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifHCOutBroadcastPkts(13)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTBROADCASTPKTS: |
| var->val_len = sizeof(U64); |
| var->type = ASN_COUNTER64; |
| rc = ifHCOutBroadcastPkts_get(rowreq_ctx, (U64 *) var->val.string); |
| break; |
| |
| /* |
| * ifLinkUpDownTrapEnable(14)/INTEGER/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_INTEGER; |
| rc = ifLinkUpDownTrapEnable_get(rowreq_ctx, |
| (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifHighSpeed(15)/GAUGE/ASN_GAUGE/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHIGHSPEED: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_GAUGE; |
| rc = ifHighSpeed_get(rowreq_ctx, (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifPromiscuousMode(16)/TruthValue/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFPROMISCUOUSMODE: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_INTEGER; |
| rc = ifPromiscuousMode_get(rowreq_ctx, (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifConnectorPresent(17)/TruthValue/ASN_INTEGER/long(u_long)//l/A/w/E/r/d/h |
| */ |
| case COLUMN_IFCONNECTORPRESENT: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_INTEGER; |
| rc = ifConnectorPresent_get(rowreq_ctx, |
| (u_long *) var->val.string); |
| break; |
| |
| /* |
| * ifAlias(18)/DisplayString/ASN_OCTET_STR/char(char)//L/A/W/e/R/d/H |
| */ |
| case COLUMN_IFALIAS: |
| var->type = ASN_OCTET_STR; |
| rc = ifAlias_get(rowreq_ctx, (char **) &var->val.string, |
| &var->val_len); |
| break; |
| |
| /* |
| * ifCounterDiscontinuityTime(19)/TimeStamp/ASN_TIMETICKS/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFCOUNTERDISCONTINUITYTIME: |
| var->val_len = sizeof(u_long); |
| var->type = ASN_TIMETICKS; |
| rc = ifCounterDiscontinuityTime_get(rowreq_ctx, |
| (u_long *) var->val.string); |
| break; |
| |
| default: |
| snmp_log(LOG_ERR, "unknown column %d in _ifXTable_get_column\n", |
| column); |
| break; |
| } |
| |
| return rc; |
| } /* _ifXTable_get_column */ |
| |
| int |
| _mfd_ifXTable_get_values(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| netsnmp_table_request_info *tri; |
| u_char *old_string; |
| void (*dataFreeHook) (void *); |
| int rc; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_get_values", "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| for (; requests; requests = requests->next) { |
| /* |
| * save old pointer, so we can free it if replaced |
| */ |
| old_string = requests->requestvb->val.string; |
| dataFreeHook = requests->requestvb->dataFreeHook; |
| if (NULL == requests->requestvb->val.string) { |
| requests->requestvb->val.string = requests->requestvb->buf; |
| requests->requestvb->val_len = |
| sizeof(requests->requestvb->buf); |
| } else if (requests->requestvb->buf == |
| requests->requestvb->val.string) { |
| if (requests->requestvb->val_len != |
| sizeof(requests->requestvb->buf)) |
| requests->requestvb->val_len = |
| sizeof(requests->requestvb->buf); |
| } |
| |
| /* |
| * get column data |
| */ |
| tri = netsnmp_extract_table_info(requests); |
| if (NULL == tri) |
| continue; |
| |
| rc = _ifXTable_get_column(rowreq_ctx, requests->requestvb, |
| tri->colnum); |
| if (rc) { |
| if (MFD_SKIP == rc) { |
| requests->requestvb->type = SNMP_NOSUCHINSTANCE; |
| rc = SNMP_ERR_NOERROR; |
| } |
| } else if (NULL == requests->requestvb->val.string) { |
| snmp_log(LOG_ERR, "NULL varbind data pointer!\n"); |
| rc = SNMP_ERR_GENERR; |
| } |
| if (rc) |
| netsnmp_request_set_error(requests, SNMP_VALIDATE_ERR(rc)); |
| |
| /* |
| * if the buffer wasn't used previously for the old data (i.e. it |
| * was allcoated memory) and the get routine replaced the pointer, |
| * we need to free the previous pointer. |
| */ |
| if (old_string && (old_string != requests->requestvb->buf) && |
| (requests->requestvb->val.string != old_string)) { |
| if (dataFreeHook) |
| (*dataFreeHook) (old_string); |
| else |
| free(old_string); |
| } |
| } /* for results */ |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_get_values */ |
| |
| #ifndef NETSNMP_DISABLE_SET_SUPPORT |
| /*********************************************************************** |
| * |
| * SET processing |
| * |
| ***********************************************************************/ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: Syntax checks |
| * |
| *---------------------------------------------------------------------*/ |
| /* |
| * @internal |
| * Check the syntax for a particular column |
| */ |
| NETSNMP_STATIC_INLINE int |
| _ifXTable_check_column(ifXTable_rowreq_ctx * rowreq_ctx, |
| netsnmp_variable_list * var, int column) |
| { |
| int rc = SNMPERR_SUCCESS; |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_check_column", |
| "called for %d\n", column)); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| switch (column) { |
| |
| /* |
| * ifName(1)/DisplayString/ASN_OCTET_STR/char(char)//L/A/w/e/R/d/H |
| */ |
| case COLUMN_IFNAME: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifInMulticastPkts(2)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFINMULTICASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifInBroadcastPkts(3)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFINBROADCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifOutMulticastPkts(4)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFOUTMULTICASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifOutBroadcastPkts(5)/COUNTER/ASN_COUNTER/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFOUTBROADCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCInOctets(6)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINOCTETS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCInUcastPkts(7)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINUCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCInMulticastPkts(8)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINMULTICASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCInBroadcastPkts(9)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCINBROADCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCOutOctets(10)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTOCTETS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCOutUcastPkts(11)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTUCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCOutMulticastPkts(12)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTMULTICASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifHCOutBroadcastPkts(13)/COUNTER64/ASN_COUNTER64/U64(U64)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHCOUTBROADCASTPKTS: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifLinkUpDownTrapEnable(14)/INTEGER/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: |
| rc = netsnmp_check_vb_type_and_size(var, ASN_INTEGER, |
| sizeof(rowreq_ctx->data. |
| ifLinkUpDownTrapEnable)); |
| /* |
| * check that the value is one of defined enums |
| */ |
| if ((SNMPERR_SUCCESS == rc) |
| && (*var->val.integer != IFLINKUPDOWNTRAPENABLE_ENABLED) |
| && (*var->val.integer != IFLINKUPDOWNTRAPENABLE_DISABLED) |
| ) { |
| rc = SNMP_ERR_WRONGVALUE; |
| } |
| if (SNMPERR_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:_ifXTable_check_column:ifLinkUpDownTrapEnable", "varbind validation failed (eg bad type or size)\n")); |
| } else { |
| rc = ifLinkUpDownTrapEnable_check_value(rowreq_ctx, |
| *((u_long *) var->val. |
| string)); |
| if ((MFD_SUCCESS != rc) && (MFD_NOT_VALID_EVER != rc) |
| && (MFD_NOT_VALID_NOW != rc)) { |
| snmp_log(LOG_ERR, |
| "bad rc %d from ifLinkUpDownTrapEnable_check_value\n", |
| rc); |
| rc = SNMP_ERR_GENERR; |
| } |
| } |
| break; |
| |
| /* |
| * ifHighSpeed(15)/GAUGE/ASN_GAUGE/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFHIGHSPEED: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifPromiscuousMode(16)/TruthValue/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFPROMISCUOUSMODE: |
| rc = netsnmp_check_vb_type_and_size(var, ASN_INTEGER, |
| sizeof(rowreq_ctx->data. |
| ifPromiscuousMode)); |
| /* |
| * check that the value is one of defined enums |
| */ |
| if ((SNMPERR_SUCCESS == rc) |
| && (*var->val.integer != TRUTHVALUE_TRUE) |
| && (*var->val.integer != TRUTHVALUE_FALSE) |
| ) { |
| rc = SNMP_ERR_WRONGVALUE; |
| } |
| if (SNMPERR_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:_ifXTable_check_column:ifPromiscuousMode", "varbind validation failed (eg bad type or size)\n")); |
| } else { |
| rc = ifPromiscuousMode_check_value(rowreq_ctx, |
| *((u_long *) var->val. |
| string)); |
| if ((MFD_SUCCESS != rc) && (MFD_NOT_VALID_EVER != rc) |
| && (MFD_NOT_VALID_NOW != rc)) { |
| snmp_log(LOG_ERR, |
| "bad rc %d from ifPromiscuousMode_check_value\n", |
| rc); |
| rc = SNMP_ERR_GENERR; |
| } |
| } |
| break; |
| |
| /* |
| * ifConnectorPresent(17)/TruthValue/ASN_INTEGER/long(u_long)//l/A/w/E/r/d/h |
| */ |
| case COLUMN_IFCONNECTORPRESENT: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| /* |
| * ifAlias(18)/DisplayString/ASN_OCTET_STR/char(char)//L/A/W/e/R/d/H |
| */ |
| case COLUMN_IFALIAS: |
| rc = netsnmp_check_vb_type_and_max_size(var, ASN_OCTET_STR, |
| sizeof(rowreq_ctx->data. |
| ifAlias)); |
| /* |
| * check defined range(s). |
| */ |
| if ((SNMPERR_SUCCESS == rc) |
| && ((var->val_len < 0) || (var->val_len > 64)) |
| ) { |
| rc = SNMP_ERR_WRONGLENGTH; |
| } |
| if (SNMPERR_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:_ifXTable_check_column:ifAlias", |
| "varbind validation failed (eg bad type or size)\n")); |
| } else { |
| rc = ifAlias_check_value(rowreq_ctx, (char *) var->val.string, |
| var->val_len); |
| if ((MFD_SUCCESS != rc) && (MFD_NOT_VALID_EVER != rc) |
| && (MFD_NOT_VALID_NOW != rc)) { |
| snmp_log(LOG_ERR, "bad rc %d from ifAlias_check_value\n", |
| rc); |
| rc = SNMP_ERR_GENERR; |
| } |
| } |
| break; |
| |
| /* |
| * ifCounterDiscontinuityTime(19)/TimeStamp/ASN_TIMETICKS/u_long(u_long)//l/A/w/e/r/d/h |
| */ |
| case COLUMN_IFCOUNTERDISCONTINUITYTIME: |
| rc = SNMP_ERR_NOTWRITABLE; |
| break; |
| |
| default: /** We shouldn't get here */ |
| rc = SNMP_ERR_GENERR; |
| snmp_log(LOG_ERR, "unknown column %d in _ifXTable_check_column\n", |
| column); |
| } |
| |
| return rc; |
| } /* _ifXTable_check_column */ |
| |
| int |
| _mfd_ifXTable_check_objects(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| netsnmp_table_request_info *tri; |
| int rc; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_check_objects", |
| "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| for (; requests; requests = requests->next) { |
| |
| /* |
| * get column number from table request info, and check that column |
| */ |
| tri = netsnmp_extract_table_info(requests); |
| if (NULL == tri) |
| continue; |
| |
| rc = _ifXTable_check_column(rowreq_ctx, requests->requestvb, |
| tri->colnum); |
| if (rc) { |
| netsnmp_request_set_error(requests, SNMP_VALIDATE_ERR(rc)); |
| break; |
| } |
| |
| } /* for results */ |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_check_objects */ |
| |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: check dependencies |
| * |
| *---------------------------------------------------------------------*/ |
| /* |
| * @internal |
| * Check dependencies wrapper |
| */ |
| static int |
| _mfd_ifXTable_check_dependencies(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_check_dependencies", |
| "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| rc = ifXTable_check_dependencies(rowreq_ctx); |
| if (rc) { |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_check_dependencies\n", rc)); |
| netsnmp_request_set_error_all(requests, SNMP_VALIDATE_ERR(rc)); |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_check_dependencies */ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: Undo setup |
| * |
| *---------------------------------------------------------------------*/ |
| /* |
| * @internal |
| * Set the value for a particular column |
| */ |
| NETSNMP_STATIC_INLINE int |
| _ifXTable_undo_setup_column(ifXTable_rowreq_ctx * rowreq_ctx, int column) |
| { |
| int rc = SNMPERR_SUCCESS; |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_undo_setup_column", |
| "called for %d\n", column)); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| switch (column) { |
| |
| /* |
| * ifLinkUpDownTrapEnable(14)/INTEGER/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: |
| rowreq_ctx->column_set_flags |= COLUMN_IFLINKUPDOWNTRAPENABLE_FLAG; |
| rc = ifLinkUpDownTrapEnable_undo_setup(rowreq_ctx); |
| break; |
| |
| /* |
| * ifPromiscuousMode(16)/TruthValue/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFPROMISCUOUSMODE: |
| rowreq_ctx->column_set_flags |= COLUMN_IFPROMISCUOUSMODE_FLAG; |
| rc = ifPromiscuousMode_undo_setup(rowreq_ctx); |
| break; |
| |
| /* |
| * ifAlias(18)/DisplayString/ASN_OCTET_STR/char(char)//L/A/W/e/R/d/H |
| */ |
| case COLUMN_IFALIAS: |
| rowreq_ctx->column_set_flags |= COLUMN_IFALIAS_FLAG; |
| rc = ifAlias_undo_setup(rowreq_ctx); |
| break; |
| |
| default: |
| snmp_log(LOG_ERR, |
| "unknown column %d in _ifXTable_undo_setup_column\n", |
| column); |
| break; |
| } |
| |
| return rc; |
| } /* _ifXTable_undo_setup_column */ |
| |
| |
| /** |
| * @internal |
| * undo setup |
| */ |
| int |
| _mfd_ifXTable_undo_setup(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_undo_setup", "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| /* |
| * allocate undo context |
| */ |
| rowreq_ctx->undo = ifXTable_allocate_data(); |
| if (NULL == rowreq_ctx->undo) { |
| /** msg already logged */ |
| netsnmp_request_set_error_all(requests, |
| SNMP_ERR_RESOURCEUNAVAILABLE); |
| return SNMP_ERR_NOERROR; |
| } |
| |
| /* |
| * row undo setup |
| */ |
| rowreq_ctx->column_set_flags = 0; |
| rc = ifXTable_undo_setup(rowreq_ctx); |
| if (MFD_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo_setup\n", rc)); |
| netsnmp_request_set_error_all(requests, SNMP_VALIDATE_ERR(rc)); |
| } else { |
| /* |
| * column undo setup |
| */ |
| netsnmp_table_request_info *tri; |
| for (; requests; requests = requests->next) { |
| /* |
| * set column data |
| */ |
| tri = netsnmp_extract_table_info(requests); |
| if (NULL == tri) |
| continue; |
| |
| rc = _ifXTable_undo_setup_column(rowreq_ctx, tri->colnum); |
| if (MFD_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo_setup_column\n", rc)); |
| netsnmp_set_request_error(agtreq_info, requests, |
| SNMP_VALIDATE_ERR(rc)); |
| } |
| } /* for results */ |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_undo_setup */ |
| |
| /** |
| * @internal |
| * undo setup |
| */ |
| int |
| _mfd_ifXTable_undo_cleanup(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| int rc; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_undo_cleanup", |
| "called\n")); |
| |
| /* |
| * failed row create in early stages has no rowreq_ctx |
| */ |
| if (NULL == rowreq_ctx) |
| return MFD_SUCCESS; |
| |
| /* |
| * call user cleanup |
| */ |
| rc = ifXTable_undo_cleanup(rowreq_ctx); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo_cleanup\n", rc)); |
| } |
| |
| /* |
| * release undo context, if needed |
| */ |
| if (rowreq_ctx->undo) { |
| ifXTable_release_data(rowreq_ctx->undo); |
| rowreq_ctx->undo = NULL; |
| } |
| |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_undo_cleanup */ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: Set values |
| * |
| *---------------------------------------------------------------------*/ |
| /* |
| * @internal |
| * Set the value for a particular column |
| */ |
| NETSNMP_STATIC_INLINE int |
| _ifXTable_set_column(ifXTable_rowreq_ctx * rowreq_ctx, |
| netsnmp_variable_list * var, int column) |
| { |
| int rc = SNMPERR_SUCCESS; |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_set_column", |
| "called for %d\n", column)); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| switch (column) { |
| |
| /* |
| * ifLinkUpDownTrapEnable(14)/INTEGER/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: |
| rowreq_ctx->column_set_flags |= COLUMN_IFLINKUPDOWNTRAPENABLE_FLAG; |
| rc = ifLinkUpDownTrapEnable_set(rowreq_ctx, |
| *((u_long *) var->val.string)); |
| break; |
| |
| /* |
| * ifPromiscuousMode(16)/TruthValue/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFPROMISCUOUSMODE: |
| rowreq_ctx->column_set_flags |= COLUMN_IFPROMISCUOUSMODE_FLAG; |
| rc = ifPromiscuousMode_set(rowreq_ctx, |
| *((u_long *) var->val.string)); |
| break; |
| |
| /* |
| * ifAlias(18)/DisplayString/ASN_OCTET_STR/char(char)//L/A/W/e/R/d/H |
| */ |
| case COLUMN_IFALIAS: |
| rowreq_ctx->column_set_flags |= COLUMN_IFALIAS_FLAG; |
| rc = ifAlias_set(rowreq_ctx, (char *) var->val.string, |
| var->val_len); |
| break; |
| |
| default: |
| snmp_log(LOG_ERR, "unknown column %d in _ifXTable_set_column\n", |
| column); |
| rc = SNMP_ERR_GENERR; |
| break; |
| } |
| |
| return rc; |
| } /* _ifXTable_set_column */ |
| |
| int |
| _mfd_ifXTable_set_values(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| netsnmp_table_request_info *tri; |
| int rc = SNMP_ERR_NOERROR; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_set_values", "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| rowreq_ctx->column_set_flags = 0; |
| for (; requests; requests = requests->next) { |
| /* |
| * set column data |
| */ |
| tri = netsnmp_extract_table_info(requests); |
| if (NULL == tri) |
| continue; |
| |
| rc = _ifXTable_set_column(rowreq_ctx, |
| requests->requestvb, tri->colnum); |
| if (MFD_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_set_column\n", rc)); |
| netsnmp_set_request_error(agtreq_info, requests, |
| SNMP_VALIDATE_ERR(rc)); |
| } |
| } /* for results */ |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_set_values */ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: commit |
| * |
| *---------------------------------------------------------------------*/ |
| /** |
| * @internal |
| * commit the values |
| */ |
| int |
| _mfd_ifXTable_commit(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_commit", "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| rc = ifXTable_commit(rowreq_ctx); |
| if (MFD_SUCCESS != rc) { |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_commit\n", rc)); |
| netsnmp_request_set_error_all(requests, SNMP_VALIDATE_ERR(rc)); |
| } |
| |
| if (rowreq_ctx->rowreq_flags & MFD_ROW_DIRTY) { |
| /* |
| * if we successfully commited this row, set the dirty flag. Use the |
| * current value + 1 (i.e. dirty = # rows changed). |
| * this is checked in post_request... |
| */ |
| ifXTable_dirty_set(ifXTable_dirty_get() + 1); /* set table dirty flag */ |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } |
| |
| int |
| _mfd_ifXTable_undo_commit(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_undo_commit", |
| "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| if (rowreq_ctx->rowreq_flags & MFD_ROW_DIRTY) { |
| u_int d = ifXTable_dirty_get(); |
| |
| netsnmp_assert(d != 0); |
| if (d) |
| ifXTable_dirty_set(d - 1); |
| } |
| |
| rc = ifXTable_undo_commit(rowreq_ctx); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo_commit\n", rc)); |
| } |
| |
| if (rowreq_ctx->rowreq_flags & MFD_ROW_DIRTY) { |
| snmp_log(LOG_WARNING, |
| "ifXTable row dirty flag still set after undo_commit\n"); |
| rowreq_ctx->rowreq_flags &= ~MFD_ROW_DIRTY; |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_commit */ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: Undo |
| * |
| *---------------------------------------------------------------------*/ |
| /** |
| * @internal |
| * undo the value for a particular column |
| */ |
| NETSNMP_STATIC_INLINE int |
| _ifXTable_undo_column(ifXTable_rowreq_ctx * rowreq_ctx, |
| netsnmp_variable_list * var, int column) |
| { |
| int rc = SNMPERR_SUCCESS; |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_undo_column", |
| "called for %d\n", column)); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| switch (column) { |
| |
| /* |
| * ifLinkUpDownTrapEnable(14)/INTEGER/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: |
| rc = ifLinkUpDownTrapEnable_undo(rowreq_ctx); |
| break; |
| |
| /* |
| * ifPromiscuousMode(16)/TruthValue/ASN_INTEGER/long(u_long)//l/A/W/E/r/d/h |
| */ |
| case COLUMN_IFPROMISCUOUSMODE: |
| rc = ifPromiscuousMode_undo(rowreq_ctx); |
| break; |
| |
| /* |
| * ifAlias(18)/DisplayString/ASN_OCTET_STR/char(char)//L/A/W/e/R/d/H |
| */ |
| case COLUMN_IFALIAS: |
| rc = ifAlias_undo(rowreq_ctx); |
| break; |
| |
| default: |
| snmp_log(LOG_ERR, "unknown column %d in _ifXTable_undo_column\n", |
| column); |
| break; |
| } |
| |
| return rc; |
| } /* _ifXTable_undo_column */ |
| |
| int |
| _mfd_ifXTable_undo_values(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| int rc; |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| netsnmp_table_request_info *tri; |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_undo_values", |
| "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| rc = ifXTable_undo(rowreq_ctx); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo\n", rc)); |
| } |
| |
| for (; requests; requests = requests->next) { |
| /* |
| * set column data |
| */ |
| tri = netsnmp_extract_table_info(requests); |
| if (NULL == tri) |
| continue; |
| |
| rc = _ifXTable_undo_column(rowreq_ctx, requests->requestvb, |
| tri->colnum); |
| if (MFD_SUCCESS != rc) { |
| /* |
| * nothing we can do about it but log it |
| */ |
| DEBUGMSGTL(("ifXTable:mfd", "error %d from " |
| "ifXTable_undo_column\n", rc)); |
| } |
| } /* for results */ |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_undo_values */ |
| |
| /*---------------------------------------------------------------------- |
| * |
| * SET: irreversible commit |
| * |
| *---------------------------------------------------------------------*/ |
| /** |
| * @internal |
| * commit irreversible actions |
| */ |
| int |
| _mfd_ifXTable_irreversible_commit(netsnmp_mib_handler *handler, |
| netsnmp_handler_registration *reginfo, |
| netsnmp_agent_request_info *agtreq_info, |
| netsnmp_request_info *requests) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx = |
| netsnmp_container_table_row_extract(requests); |
| |
| DEBUGMSGTL(("internal:ifXTable:_mfd_ifXTable_irreversible:commit", |
| "called\n")); |
| |
| netsnmp_assert(NULL != rowreq_ctx); |
| |
| /* |
| * check for and handle row creation/deletion |
| * and update column exist flags... |
| */ |
| if (rowreq_ctx->rowreq_flags & MFD_ROW_DELETED) { |
| CONTAINER_REMOVE(ifXTable_if_ctx.container, rowreq_ctx); |
| } else { |
| if (rowreq_ctx->column_set_flags) { |
| rowreq_ctx->column_set_flags = 0; |
| } |
| } |
| |
| return SNMP_ERR_NOERROR; |
| } /* _mfd_ifXTable_irreversible_commit */ |
| #endif |
| |
| /*********************************************************************** |
| * |
| * DATA ACCESS |
| * |
| ***********************************************************************/ |
| /** |
| * @internal |
| * initialize the container with functions or wrappers |
| */ |
| void |
| _ifXTable_container_init(ifXTable_interface_ctx * if_ctx) |
| { |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_init", "called\n")); |
| |
| /* |
| * cache init |
| * |
| * special case: sharing a cache |
| */ |
| if_ctx->cache = |
| netsnmp_cache_find_by_oid(ifTable_oid, ifTable_oid_size); |
| if (NULL != if_ctx->cache) { |
| if_ctx->container = (netsnmp_container *) if_ctx->cache->magic; |
| return; |
| } else { |
| snmp_log(LOG_ERR, "error finding ifTable cache\n"); |
| } |
| } |
| |
| /* |
| * allow direct access to container. |
| */ |
| netsnmp_container * |
| _ifXTable_container_get(void) |
| { |
| return ifXTable_if_ctx.container; |
| } |
| |
| /** |
| * @internal |
| * shutdown the container with functions or wrappers |
| */ |
| void |
| _ifXTable_container_shutdown(ifXTable_interface_ctx * if_ctx) |
| { |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_shutdown", |
| "called\n")); |
| |
| /* |
| * ifTable does this for us |
| */ |
| } /* _ifXTable_container_shutdown */ |
| |
| /*********************************************************************** |
| * |
| * PERSISTENCE |
| * |
| ***********************************************************************/ |
| |
| static int _ifXTable_container_save_rows(int majorID, int minorID, |
| void *serverarg, |
| void *clientarg); |
| static void _ifXTable_container_row_restore(const char *token, |
| char *buf); |
| static int _ifXTable_container_row_save(ifXTable_rowreq_ctx * |
| rowreq_ctx, void *type); |
| static char *_ifXTable_container_col_restore(ifXTable_rowreq_ctx * |
| rowreq_ctx, u_int col, |
| char *buf); |
| static char *_ifXTable_container_col_save(ifXTable_rowreq_ctx * |
| rowreq_ctx, u_int col, |
| char *buf); |
| |
| static const char row_token[] = "ifXTable"; |
| |
| /************************************************************ |
| * *_init_persistence should be called from the main table |
| * init routine. |
| * |
| * If your table depends on rows in another table, |
| * you should register your callback after the other table, |
| * which should ensure the rows on which you depend are saved |
| * (and re-created) before the dependent rows. |
| */ |
| void |
| ifXTable_container_init_persistence(netsnmp_container *container) |
| { |
| int rc; |
| |
| register_config_handler(NULL, row_token, |
| _ifXTable_container_row_restore, NULL, NULL); |
| rc = snmp_register_callback(SNMP_CALLBACK_LIBRARY, |
| SNMP_CALLBACK_STORE_DATA, |
| _ifXTable_container_save_rows, container); |
| |
| if (rc != SNMP_ERR_NOERROR) |
| snmp_log(LOG_ERR, "error registering for STORE_DATA callback " |
| "in _ifXTable_container_init_persistence\n"); |
| } |
| |
| static int |
| _ifXTable_container_save_rows(int majorID, int minorID, void *serverarg, |
| void *clientarg) |
| { |
| char sep[] = |
| "##############################################################"; |
| char buf[] = "#\n" "# ifXTable persistent data\n" "#"; |
| char *type = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID, |
| NETSNMP_DS_LIB_APPTYPE); |
| |
| read_config_store((char *) type, sep); |
| read_config_store((char *) type, buf); |
| |
| /* |
| * save all rows |
| */ |
| CONTAINER_FOR_EACH((netsnmp_container *) clientarg, |
| (netsnmp_container_obj_func *) |
| _ifXTable_container_row_save, type); |
| |
| read_config_store((char *) type, sep); |
| read_config_store((char *) type, "\n"); |
| |
| /* |
| * never fails |
| */ |
| return SNMPERR_SUCCESS; |
| } |
| |
| |
| |
| /************************************************************ |
| * _ifXTable_container_row_save |
| */ |
| static int |
| _ifXTable_container_row_save(ifXTable_rowreq_ctx * rowreq_ctx, void *type) |
| { |
| /* |
| * Allocate space for a line with all data for a row. An |
| * attempt is made to come up with a default maximum size, but |
| * there is no guarantee it will be enough. It probably will be, |
| * unless you are dealing with large values or you have external |
| * indexes. |
| * |
| * 1) allocate space for each column. Comment out columns you don't |
| * intend to save. You may also need to add room for any non- |
| * column data you want to store. Remeber, data will be stored in |
| * ASCII form, so you need to allow for that. Here are some |
| * general guidelines: |
| * |
| * Object ID : 12 * len [ASCII len of max int + 1 for .] |
| * Octet String: (2 * len) + 2 [2 ASCII chars per byte + "0x"] |
| * Integers : 12 [ASCII len for smallest negative number] |
| * |
| * 2) You also need to allocate space for the row index. This will |
| * be stored as an OID, which means that Octet Strings need to |
| * be treated a little differently. Specifically, you will need |
| * (4 * len) + 4 [3 ASCII chars per byte + 1 for ., + 4 for len]. |
| * |
| * 3) Also, remeber to add space for the identifier and seperator |
| * characters (for example, each column is prefixed by the |
| * column number and a semicolon. To allow for the maximum |
| * column values, 12 bytes [11 for oid + 1 for ':'] per |
| * column are added). |
| */ |
| /** xxx: add storage for external index(s)! */ |
| #define MAX_ROW_SIZE (sizeof(row_token) + 1 + \ |
| ( 12 ) + /* ASN_INTEGER ifLinkUpDownTrapEnable */ \ |
| ( 12 ) + /* ASN_INTEGER ifPromiscuousMode */ \ |
| ( ( 2 * sizeof(rowreq_ctx->data.ifAlias) ) + 3 ) + /* ASN_OCTET_STR */ \ |
| ( IFXTABLE_MAX_COL * 12 ) + /* column num prefix + : */ \ |
| 2 /* LINE_TERM_CHAR + \n */ ) |
| |
| char buf[MAX_ROW_SIZE], *pos = buf, *max = |
| &buf[MAX_ROW_SIZE - 1]; |
| char *tmp; |
| int i; |
| |
| if (ifXTable_container_should_save(rowreq_ctx) == 0) { |
| return SNMP_ERR_NOERROR; |
| } |
| |
| /* |
| * build the line |
| */ |
| pos += sprintf(pos, "%s ", row_token); |
| pos = read_config_save_objid(pos, rowreq_ctx->oid_idx.oids, |
| rowreq_ctx->oid_idx.len); |
| if (NULL == pos) { |
| snmp_log(LOG_ERR, "error saving ifXTable row " |
| "to persistent file\n"); |
| return SNMP_ERR_GENERR; |
| } |
| *pos++ = ' '; |
| if (pos > max) { |
| snmp_log(LOG_ERR, "error saving ifXTable row " |
| "to persistent file (too long)\n"); |
| return SNMP_ERR_GENERR; |
| } |
| |
| /* |
| * add each column |
| */ |
| for (i = IFXTABLE_MIN_COL; i <= IFXTABLE_MAX_COL; ++i) { |
| |
| if ((0x1 << (i - 1)) & ~IFXTABLE_SETTABLE_COLS) |
| continue; |
| |
| tmp = pos; |
| pos = _ifXTable_container_col_save(rowreq_ctx, i, pos); |
| if (NULL == pos) |
| pos = tmp; |
| else |
| *pos++ = ' '; |
| if (pos > max) { |
| snmp_log(LOG_ERR, "error saving ifXTable row " |
| "to persistent file (too long)\n"); |
| return SNMP_ERR_GENERR; |
| } |
| } |
| |
| /* |
| * if you have non-column data, add it here |
| */ |
| |
| |
| /* |
| * store the line |
| */ |
| pos += sprintf(pos, "%c", LINE_TERM_CHAR); |
| if (pos > max) { |
| snmp_log(LOG_ERR, "error saving ifXTable row " |
| "to persistent file (too long)\n"); |
| return SNMP_ERR_GENERR; |
| } |
| read_config_store((char *) type, buf); |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_row_save", |
| "saving line '%s'\n", buf)); |
| |
| return SNMP_ERR_NOERROR; |
| } |
| |
| static void |
| _ifXTable_container_row_restore(const char *token, char *buf) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx; |
| netsnmp_container *container; |
| netsnmp_index index; |
| oid tmp_oid[MAX_ifTable_IDX_LEN]; |
| u_int col = 0, found = 0; |
| |
| |
| if (strncmp(token, row_token, sizeof(row_token)) != 0) { |
| snmp_log(LOG_ERR, |
| "unknown token in _ifXTable_container_row_restore\n"); |
| return; |
| } |
| |
| container = _ifXTable_container_get(); |
| if (NULL == container) { |
| snmp_log(LOG_ERR, "null container in _ifXTable_restore\n"); |
| return; |
| } |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_row_restore", |
| "parsing line '%s'\n", buf)); |
| |
| /* |
| * pull out index and find row. (Since we populate the cache |
| * during startup, all rows should exist.) |
| */ |
| index.oids = tmp_oid; |
| index.len = OID_LENGTH(tmp_oid); |
| buf = read_config_read_objid(buf, &index.oids, &index.len); |
| if (NULL == buf) { |
| snmp_log(LOG_ERR, "error reading row index in " |
| "_ifXTable_container_row_restore\n"); |
| return; |
| } |
| rowreq_ctx = CONTAINER_FIND(container, &index); |
| if (NULL == rowreq_ctx) { |
| snmp_log(LOG_DEBUG, "error finding row index in " |
| "_ifXTable_container_row_restore\n"); |
| return; |
| } |
| |
| /* |
| * loop through and get each column |
| */ |
| buf = skip_white(buf); |
| while ((NULL != buf) && isdigit(*buf)) { |
| /* |
| * extract column, skip ':' |
| */ |
| col = (u_int) strtol(buf, &buf, 10); |
| if (NULL == buf) |
| break; |
| if (*buf != ':') { |
| buf = NULL; |
| break; |
| } |
| ++buf; /* skip : */ |
| |
| /* |
| * parse value |
| */ |
| DEBUGMSGTL(("_ifXTable_container_row_restore", |
| "parsing column %d\n", col)); |
| buf = _ifXTable_container_col_restore(rowreq_ctx, col, buf); |
| ++found; |
| } |
| if (0 == found) { |
| snmp_log(LOG_ERR, "error parsing ifXTable row; no columns found\n"); |
| return; |
| } |
| |
| /* |
| * if you added any non-column data, this is where |
| * you should handle it. |
| */ |
| |
| /* |
| * if the pointer is NULL and we didn't reach the |
| * end of the line, something went wrong. Log message, |
| * and bail. |
| */ |
| if ((buf == NULL) || (*buf != LINE_TERM_CHAR)) { |
| snmp_log(LOG_ERR, "error parsing ifXTable row around column %d\n", |
| col); |
| return; |
| } |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_row_restore", |
| "inserting row\n")); |
| } |
| |
| /************************************************************ |
| * _ifXTable_container_col_save |
| */ |
| static char * |
| _ifXTable_container_col_save(ifXTable_rowreq_ctx * rowreq_ctx, |
| u_int col, char *buf) |
| { |
| if ((NULL == rowreq_ctx) || (NULL == buf)) { |
| snmp_log(LOG_ERR, "bad parameter in " |
| "_ifXTable_container_col_save\n"); |
| return NULL; |
| } |
| |
| DEBUGMSGTL(("internal:ifXTable:_ifXTable_container_col_save", |
| "processing column %d\n", col)); |
| |
| /* |
| * prefix with column number, so we don't ever depend on |
| * order saved. |
| */ |
| buf += sprintf(buf, "%u:", col); |
| |
| /* |
| * save data for the column |
| */ |
| switch (col) { |
| |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: /** INTEGER = ASN_INTEGER */ |
| buf += |
| sprintf(buf, "%ld", rowreq_ctx->data.ifLinkUpDownTrapEnable); |
| break; |
| |
| case COLUMN_IFALIAS: /** DisplayString = ASN_OCTET_STR */ |
| buf = read_config_save_octet_string(buf, rowreq_ctx->data.ifAlias, |
| rowreq_ctx->data.ifAlias_len); |
| break; |
| |
| default: |
| /** We shouldn't get here */ |
| snmp_log(LOG_ERR, "unknown column %d in " |
| "_ifXTable_container_col_save\n", col); |
| return NULL; |
| } |
| |
| return buf; |
| } |
| |
| /************************************************************ |
| * _ifXTable_container_col_restore |
| */ |
| static char * |
| _ifXTable_container_col_restore(ifXTable_rowreq_ctx * rowreq_ctx, |
| u_int col, char *buf) |
| { |
| size_t len; |
| if ((NULL == rowreq_ctx) || (NULL == buf)) { |
| snmp_log(LOG_ERR, "bad parameter in " |
| "_ifXTable_container_col_restore\n"); |
| return NULL; |
| } |
| |
| DEBUGMSGTL(("verbose:ifXTable:_ifXTable_container_col_restore", |
| "processing column %d\n", col)); |
| |
| /* |
| * restore data for the column |
| */ |
| switch (col) { |
| |
| case COLUMN_IFLINKUPDOWNTRAPENABLE: /** INTEGER = ASN_INTEGER */ |
| len = sizeof(rowreq_ctx->data.ifLinkUpDownTrapEnable); |
| buf = read_config_read_memory(ASN_INTEGER, buf, |
| (char *) &rowreq_ctx->data. |
| ifLinkUpDownTrapEnable, &len); |
| break; |
| |
| case COLUMN_IFALIAS: /** DisplayString = ASN_OCTET_STR */ |
| rowreq_ctx->data.ifAlias_len = sizeof(rowreq_ctx->data.ifAlias); |
| buf = read_config_read_memory(ASN_OCTET_STR, buf, |
| (char *) &rowreq_ctx->data.ifAlias, |
| (size_t *) & rowreq_ctx->data. |
| ifAlias_len); |
| break; |
| |
| default: |
| /** We shouldn't get here */ |
| snmp_log(LOG_ERR, "unknown column %d in " |
| "_ifXTable_container_col_restore\n", col); |
| return NULL; |
| } |
| |
| return buf; |
| } |
| |
| |
| ifXTable_rowreq_ctx * |
| ifXTable_row_find_by_mib_index(ifXTable_mib_index * mib_idx) |
| { |
| ifXTable_rowreq_ctx *rowreq_ctx; |
| oid oid_tmp[MAX_OID_LEN]; |
| netsnmp_index oid_idx; |
| int rc; |
| |
| /* |
| * set up storage for OID |
| */ |
| oid_idx.oids = oid_tmp; |
| oid_idx.len = sizeof(oid_tmp) / sizeof(oid); |
| |
| /* |
| * convert |
| */ |
| rc = ifXTable_index_to_oid(&oid_idx, mib_idx); |
| if (MFD_SUCCESS != rc) |
| return NULL; |
| |
| rowreq_ctx = CONTAINER_FIND(ifXTable_if_ctx.container, &oid_idx); |
| |
| return rowreq_ctx; |
| } |
