/* * 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 #include #include #include /* * include our parent header */ #include "tcpListenerTable.h" #include #include #include "tcpListenerTable_interface.h" #include netsnmp_feature_child_of(tcpListenerTable_external_access, libnetsnmpmibs) netsnmp_feature_require(row_merge) netsnmp_feature_require(baby_steps) netsnmp_feature_require(check_all_requests_error) netsnmp_feature_child_of(tcpListenerTable_container_size, tcpListenerTable_external_access) netsnmp_feature_child_of(tcpListenerTable_registration_set, tcpListenerTable_external_access) netsnmp_feature_child_of(tcpListenerTable_registration_get, tcpListenerTable_external_access) netsnmp_feature_child_of(tcpListenerTable_container_get, tcpListenerTable_external_access) /********************************************************************** ********************************************************************** *** *** Table tcpListenerTable *** ********************************************************************** **********************************************************************/ /* * TCP-MIB::tcpListenerTable is subid 20 of tcp. * Its status is Current. * OID: .1.3.6.1.2.1.6.20, length: 8 */ typedef struct tcpListenerTable_interface_ctx_s { netsnmp_container *container; netsnmp_cache *cache; tcpListenerTable_registration *user_ctx; netsnmp_table_registration_info tbl_info; netsnmp_baby_steps_access_methods access_multiplexer; } tcpListenerTable_interface_ctx; static tcpListenerTable_interface_ctx tcpListenerTable_if_ctx; static void _tcpListenerTable_container_init(tcpListenerTable_interface_ctx * if_ctx); static void _tcpListenerTable_container_shutdown(tcpListenerTable_interface_ctx * if_ctx); #ifndef NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_CONTAINER_GET netsnmp_container * tcpListenerTable_container_get(void) { return tcpListenerTable_if_ctx.container; } #endif /* NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_CONTAINER_GET */ #ifndef NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_REGISTRATION_GET tcpListenerTable_registration * tcpListenerTable_registration_get(void) { return tcpListenerTable_if_ctx.user_ctx; } #endif /* NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_REGISTRATION_GET */ #ifndef NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_REGISTRATION_SET tcpListenerTable_registration * tcpListenerTable_registration_set(tcpListenerTable_registration * newreg) { tcpListenerTable_registration *old = tcpListenerTable_if_ctx.user_ctx; tcpListenerTable_if_ctx.user_ctx = newreg; return old; } #endif /* NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_REGISTRATION_SET */ #ifndef NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_CONTAINER_SIZE int tcpListenerTable_container_size(void) { return CONTAINER_SIZE(tcpListenerTable_if_ctx.container); } #endif /* NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_CONTAINER_SIZE */ /* * mfd multiplexer modes */ static Netsnmp_Node_Handler _mfd_tcpListenerTable_pre_request; static Netsnmp_Node_Handler _mfd_tcpListenerTable_post_request; static Netsnmp_Node_Handler _mfd_tcpListenerTable_object_lookup; static Netsnmp_Node_Handler _mfd_tcpListenerTable_get_values; /** * @internal * Initialize the table tcpListenerTable * (Define its contents and how it's structured) */ void _tcpListenerTable_initialize_interface(tcpListenerTable_registration * reg_ptr, u_long flags) { netsnmp_baby_steps_access_methods *access_multiplexer = &tcpListenerTable_if_ctx.access_multiplexer; netsnmp_table_registration_info *tbl_info = &tcpListenerTable_if_ctx.tbl_info; netsnmp_handler_registration *reginfo; netsnmp_mib_handler *handler; int mfd_modes = 0; DEBUGMSGTL(("internal:tcpListenerTable:_tcpListenerTable_initialize_interface", "called\n")); /************************************************* * * save interface context for tcpListenerTable */ /* * Setting up the table's definition */ netsnmp_table_helper_add_indexes(tbl_info, ASN_INTEGER, /** index: tcpListenerLocalAddressType */ ASN_OCTET_STR, /** index: tcpListenerLocalAddress */ ASN_UNSIGNED, /** index: tcpListenerLocalPort */ 0); /* * Define the minimum and maximum accessible columns. This * optimizes retrieval. */ tbl_info->min_column = TCPLISTENERTABLE_MIN_COL; tbl_info->max_column = TCPLISTENERTABLE_MAX_COL; /* * save users context */ tcpListenerTable_if_ctx.user_ctx = reg_ptr; /* * call data access initialization code */ tcpListenerTable_init_data(reg_ptr); /* * set up the container */ _tcpListenerTable_container_init(&tcpListenerTable_if_ctx); if (NULL == tcpListenerTable_if_ctx.container) { snmp_log(LOG_ERR, "could not initialize container for tcpListenerTable\n"); return; } /* * access_multiplexer: REQUIRED wrapper for get request handling */ access_multiplexer->object_lookup = _mfd_tcpListenerTable_object_lookup; access_multiplexer->get_values = _mfd_tcpListenerTable_get_values; /* * no wrappers yet */ access_multiplexer->pre_request = _mfd_tcpListenerTable_pre_request; access_multiplexer->post_request = _mfd_tcpListenerTable_post_request; /************************************************* * * Create a registration, save our reg data, register table. */ DEBUGMSGTL(("tcpListenerTable:init_tcpListenerTable", "Registering tcpListenerTable as a mibs-for-dummies table.\n")); handler = netsnmp_baby_steps_access_multiplexer_get(access_multiplexer); reginfo = netsnmp_handler_registration_create("tcpListenerTable", handler, tcpListenerTable_oid, tcpListenerTable_oid_size, HANDLER_CAN_BABY_STEP | HANDLER_CAN_RONLY); if (NULL == reginfo) { snmp_log(LOG_ERR, "error registering table tcpListenerTable\n"); return; } reginfo->my_reg_void = &tcpListenerTable_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; #if !(defined(NETSNMP_NO_WRITE_SUPPORT) || defined(NETSNMP_DISABLE_SET_SUPPORT)) /* XXX - are these actually necessary? */ 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 /* NETSNMP_NO_WRITE_SUPPORT || NETSNMP_DISABLE_SET_SUPPORT */ 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, tcpListenerTable_if_ctx. container, TABLE_CONTAINER_KEY_NETSNMP_INDEX); netsnmp_inject_handler(reginfo, handler); /************************************************* * * inject cache helper */ if (NULL != tcpListenerTable_if_ctx.cache) { handler = netsnmp_cache_handler_get(tcpListenerTable_if_ctx.cache); netsnmp_inject_handler(reginfo, handler); } /* * register table */ netsnmp_register_table(reginfo, tbl_info); } /* _tcpListenerTable_initialize_interface */ /** * @internal * Shutdown the table tcpListenerTable */ void _tcpListenerTable_shutdown_interface(tcpListenerTable_registration * reg_ptr) { /* * shutdown the container */ _tcpListenerTable_container_shutdown(&tcpListenerTable_if_ctx); } void tcpListenerTable_valid_columns_set(netsnmp_column_info *vc) { tcpListenerTable_if_ctx.tbl_info.valid_columns = vc; } /* tcpListenerTable_valid_columns_set */ /** * @internal * convert the index component stored in the context to an oid */ int tcpListenerTable_index_to_oid(netsnmp_index * oid_idx, tcpListenerTable_mib_index * mib_idx) { int err = SNMP_ERR_NOERROR; /* * temp storage for parsing indexes */ /* * tcpListenerLocalAddressType(1)/InetAddressType/ASN_INTEGER/long(u_long)//l/a/w/E/r/d/h */ netsnmp_variable_list var_tcpListenerLocalAddressType; /* * tcpListenerLocalAddress(2)/InetAddress/ASN_OCTET_STR/char(char)//L/a/w/e/R/d/h */ netsnmp_variable_list var_tcpListenerLocalAddress; /* * tcpListenerLocalPort(3)/InetPortNumber/ASN_UNSIGNED/u_long(u_long)//l/a/w/e/R/d/H */ netsnmp_variable_list var_tcpListenerLocalPort; /* * set up varbinds */ memset(&var_tcpListenerLocalAddressType, 0x00, sizeof(var_tcpListenerLocalAddressType)); var_tcpListenerLocalAddressType.type = ASN_INTEGER; memset(&var_tcpListenerLocalAddress, 0x00, sizeof(var_tcpListenerLocalAddress)); var_tcpListenerLocalAddress.type = ASN_OCTET_STR; memset(&var_tcpListenerLocalPort, 0x00, sizeof(var_tcpListenerLocalPort)); var_tcpListenerLocalPort.type = ASN_UNSIGNED; /* * chain temp index varbinds together */ var_tcpListenerLocalAddressType.next_variable = &var_tcpListenerLocalAddress; var_tcpListenerLocalAddress.next_variable = &var_tcpListenerLocalPort; var_tcpListenerLocalPort.next_variable = NULL; DEBUGMSGTL(("verbose:tcpListenerTable:tcpListenerTable_index_to_oid", "called\n")); /* * tcpListenerLocalAddressType(1)/InetAddressType/ASN_INTEGER/long(u_long)//l/a/w/E/r/d/h */ snmp_set_var_value(&var_tcpListenerLocalAddressType, (u_char *) & mib_idx->tcpListenerLocalAddressType, sizeof(mib_idx->tcpListenerLocalAddressType)); /* * tcpListenerLocalAddress(2)/InetAddress/ASN_OCTET_STR/char(char)//L/a/w/e/R/d/h */ snmp_set_var_value(&var_tcpListenerLocalAddress, (u_char *) & mib_idx->tcpListenerLocalAddress, mib_idx->tcpListenerLocalAddress_len * sizeof(mib_idx->tcpListenerLocalAddress[0])); /* * tcpListenerLocalPort(3)/InetPortNumber/ASN_UNSIGNED/u_long(u_long)//l/a/w/e/R/d/H */ snmp_set_var_value(&var_tcpListenerLocalPort, (u_char *) & mib_idx->tcpListenerLocalPort, sizeof(mib_idx->tcpListenerLocalPort)); err = build_oid_noalloc(oid_idx->oids, oid_idx->len, &oid_idx->len, NULL, 0, &var_tcpListenerLocalAddressType); 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_tcpListenerLocalAddressType); return err; } /* tcpListenerTable_index_to_oid */ /** * extract tcpListenerTable indexes from a netsnmp_index * * @retval SNMP_ERR_NOERROR : no error * @retval SNMP_ERR_GENERR : error */ int tcpListenerTable_index_from_oid(netsnmp_index * oid_idx, tcpListenerTable_mib_index * mib_idx) { int err = SNMP_ERR_NOERROR; /* * temp storage for parsing indexes */ /* * tcpListenerLocalAddressType(1)/InetAddressType/ASN_INTEGER/long(u_long)//l/a/w/E/r/d/h */ netsnmp_variable_list var_tcpListenerLocalAddressType; /* * tcpListenerLocalAddress(2)/InetAddress/ASN_OCTET_STR/char(char)//L/a/w/e/R/d/h */ netsnmp_variable_list var_tcpListenerLocalAddress; /* * tcpListenerLocalPort(3)/InetPortNumber/ASN_UNSIGNED/u_long(u_long)//l/a/w/e/R/d/H */ netsnmp_variable_list var_tcpListenerLocalPort; /* * set up varbinds */ memset(&var_tcpListenerLocalAddressType, 0x00, sizeof(var_tcpListenerLocalAddressType)); var_tcpListenerLocalAddressType.type = ASN_INTEGER; memset(&var_tcpListenerLocalAddress, 0x00, sizeof(var_tcpListenerLocalAddress)); var_tcpListenerLocalAddress.type = ASN_OCTET_STR; memset(&var_tcpListenerLocalPort, 0x00, sizeof(var_tcpListenerLocalPort)); var_tcpListenerLocalPort.type = ASN_UNSIGNED; /* * chain temp index varbinds together */ var_tcpListenerLocalAddressType.next_variable = &var_tcpListenerLocalAddress; var_tcpListenerLocalAddress.next_variable = &var_tcpListenerLocalPort; var_tcpListenerLocalPort.next_variable = NULL; DEBUGMSGTL(("verbose:tcpListenerTable:tcpListenerTable_index_from_oid", "called\n")); /* * parse the oid into the individual index components */ err = parse_oid_indexes(oid_idx->oids, oid_idx->len, &var_tcpListenerLocalAddressType); if (err == SNMP_ERR_NOERROR) { /* * copy out values */ mib_idx->tcpListenerLocalAddressType = *((u_long *) var_tcpListenerLocalAddressType.val.string); /* * NOTE: val_len is in bytes, tcpListenerLocalAddress_len might not be */ if (var_tcpListenerLocalAddress.val_len > sizeof(mib_idx->tcpListenerLocalAddress)) err = SNMP_ERR_GENERR; else { memcpy(mib_idx->tcpListenerLocalAddress, var_tcpListenerLocalAddress.val.string, var_tcpListenerLocalAddress.val_len); mib_idx->tcpListenerLocalAddress_len = var_tcpListenerLocalAddress.val_len / sizeof(mib_idx->tcpListenerLocalAddress[0]); } mib_idx->tcpListenerLocalPort = *((u_long *) var_tcpListenerLocalPort.val.string); } /* * parsing may have allocated memory. free it. */ snmp_reset_var_buffers(&var_tcpListenerLocalAddressType); return err; } /* tcpListenerTable_index_from_oid */ /* ********************************************************************* * @internal * allocate resources for a tcpListenerTable_rowreq_ctx */ tcpListenerTable_rowreq_ctx * tcpListenerTable_allocate_rowreq_ctx(tcpListenerTable_data * data, void *user_init_ctx) { tcpListenerTable_rowreq_ctx *rowreq_ctx = SNMP_MALLOC_TYPEDEF(tcpListenerTable_rowreq_ctx); DEBUGMSGTL(("internal:tcpListenerTable:tcpListenerTable_allocate_rowreq_ctx", "called\n")); if (NULL == rowreq_ctx) { snmp_log(LOG_ERR, "Couldn't allocate memory for a " "tcpListenerTable_rowreq_ctx.\n"); return NULL; } else { if (NULL != data) { /* * track if we got data from user */ rowreq_ctx->rowreq_flags |= MFD_ROW_DATA_FROM_USER; rowreq_ctx->data = data; } else if (NULL == (rowreq_ctx->data = tcpListenerTable_allocate_data())) { SNMP_FREE(rowreq_ctx); return NULL; } } /* * undo context will be allocated when needed (in *_undo_setup) */ rowreq_ctx->oid_idx.oids = rowreq_ctx->oid_tmp; rowreq_ctx->tcpListenerTable_data_list = NULL; /* * if we allocated data, call init routine */ if (!(rowreq_ctx->rowreq_flags & MFD_ROW_DATA_FROM_USER)) { if (SNMPERR_SUCCESS != tcpListenerTable_rowreq_ctx_init(rowreq_ctx, user_init_ctx)) { tcpListenerTable_release_rowreq_ctx(rowreq_ctx); rowreq_ctx = NULL; } } return rowreq_ctx; } /* tcpListenerTable_allocate_rowreq_ctx */ /* * @internal * release resources for a tcpListenerTable_rowreq_ctx */ void tcpListenerTable_release_rowreq_ctx(tcpListenerTable_rowreq_ctx * rowreq_ctx) { DEBUGMSGTL(("internal:tcpListenerTable:tcpListenerTable_release_rowreq_ctx", "called\n")); netsnmp_assert(NULL != rowreq_ctx); tcpListenerTable_rowreq_ctx_cleanup(rowreq_ctx); /* * for non-transient data, don't free data we got from the user */ if ((rowreq_ctx->data) && !(rowreq_ctx->rowreq_flags & MFD_ROW_DATA_FROM_USER)) tcpListenerTable_release_data(rowreq_ctx->data); /* * free index oid pointer */ if (rowreq_ctx->oid_idx.oids != rowreq_ctx->oid_tmp) free(rowreq_ctx->oid_idx.oids); SNMP_FREE(rowreq_ctx); } /* tcpListenerTable_release_rowreq_ctx */ /** * @internal * wrapper */ static int _mfd_tcpListenerTable_pre_request(netsnmp_mib_handler *handler, netsnmp_handler_registration *reginfo, netsnmp_agent_request_info *agtreq_info, netsnmp_request_info *requests) { int rc; DEBUGMSGTL(("internal:tcpListenerTable:_mfd_tcpListenerTable_pre_request", "called\n")); if (1 != netsnmp_row_merge_status_first(reginfo, agtreq_info)) { DEBUGMSGTL(("internal:tcpListenerTable", "skipping additional pre_request\n")); return SNMP_ERR_NOERROR; } rc = tcpListenerTable_pre_request(tcpListenerTable_if_ctx.user_ctx); if (MFD_SUCCESS != rc) { /* * nothing we can do about it but log it */ DEBUGMSGTL(("tcpListenerTable", "error %d from " "tcpListenerTable_pre_request\n", rc)); netsnmp_request_set_error_all(requests, SNMP_VALIDATE_ERR(rc)); } return SNMP_ERR_NOERROR; } /* _mfd_tcpListenerTable_pre_request */ /** * @internal * wrapper */ static int _mfd_tcpListenerTable_post_request(netsnmp_mib_handler *handler, netsnmp_handler_registration *reginfo, netsnmp_agent_request_info *agtreq_info, netsnmp_request_info *requests) { tcpListenerTable_rowreq_ctx *rowreq_ctx = (tcpListenerTable_rowreq_ctx*) netsnmp_container_table_row_extract(requests); int rc, packet_rc; DEBUGMSGTL(("internal:tcpListenerTable:_mfd_tcpListenerTable_post_request", "called\n")); /* * release row context, if deleted */ if (rowreq_ctx && (rowreq_ctx->rowreq_flags & MFD_ROW_DELETED)) tcpListenerTable_release_rowreq_ctx(rowreq_ctx); /* * wait for last call before calling user */ if (1 != netsnmp_row_merge_status_last(reginfo, agtreq_info)) { DEBUGMSGTL(("internal:tcpListenerTable", "waiting for last post_request\n")); return SNMP_ERR_NOERROR; } packet_rc = netsnmp_check_all_requests_error(agtreq_info->asp, 0); rc = tcpListenerTable_post_request(tcpListenerTable_if_ctx.user_ctx, packet_rc); if (MFD_SUCCESS != rc) { /* * nothing we can do about it but log it */ DEBUGMSGTL(("tcpListenerTable", "error %d from " "tcpListenerTable_post_request\n", rc)); } return SNMP_ERR_NOERROR; } /* _mfd_tcpListenerTable_post_request */ /** * @internal * wrapper */ static int _mfd_tcpListenerTable_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; tcpListenerTable_rowreq_ctx *rowreq_ctx = (tcpListenerTable_rowreq_ctx*) netsnmp_container_table_row_extract(requests); DEBUGMSGTL(("internal:tcpListenerTable:_mfd_tcpListenerTable_object_lookup", "called\n")); /* * get our context from mfd * tcpListenerTable_interface_ctx *if_ctx = * (tcpListenerTable_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 tcpListenerTable_row_prep(rowreq_ctx); return SNMP_VALIDATE_ERR(rc); } /* _mfd_tcpListenerTable_object_lookup */ /*********************************************************************** * * GET processing * ***********************************************************************/ /* * @internal * Retrieve the value for a particular column */ NETSNMP_STATIC_INLINE int _tcpListenerTable_get_column(tcpListenerTable_rowreq_ctx * rowreq_ctx, netsnmp_variable_list * var, int column) { int rc = SNMPERR_SUCCESS; DEBUGMSGTL(("internal:tcpListenerTable:_mfd_tcpListenerTable_get_column", "called for %d\n", column)); netsnmp_assert(NULL != rowreq_ctx); switch (column) { /* * tcpListenerProcess(4)/UNSIGNED32/ASN_UNSIGNED/u_long(u_long)//l/A/w/e/r/d/h */ case COLUMN_TCPLISTENERPROCESS: var->val_len = sizeof(u_long); var->type = ASN_UNSIGNED; rc = tcpListenerProcess_get(rowreq_ctx, (u_long *) var->val.string); break; default: snmp_log(LOG_ERR, "unknown column %d in _tcpListenerTable_get_column\n", column); break; } return rc; } /* _tcpListenerTable_get_column */ int _mfd_tcpListenerTable_get_values(netsnmp_mib_handler *handler, netsnmp_handler_registration *reginfo, netsnmp_agent_request_info *agtreq_info, netsnmp_request_info *requests) { tcpListenerTable_rowreq_ctx *rowreq_ctx = (tcpListenerTable_rowreq_ctx*) netsnmp_container_table_row_extract(requests); netsnmp_table_request_info *tri; u_char *old_string; void (*dataFreeHook) (void *); int rc; DEBUGMSGTL(("internal:tcpListenerTable:_mfd_tcpListenerTable_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 = _tcpListenerTable_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_tcpListenerTable_get_values */ /*********************************************************************** * * SET processing * ***********************************************************************/ /* * SET PROCESSING NOT APPLICABLE (per MIB or user setting) */ /*********************************************************************** * * DATA ACCESS * ***********************************************************************/ static void _container_free(netsnmp_container *container); /** * @internal */ static int _cache_load(netsnmp_cache * cache, void *vmagic) { DEBUGMSGTL(("internal:tcpListenerTable:_cache_load", "called\n")); if ((NULL == cache) || (NULL == cache->magic)) { snmp_log(LOG_ERR, "invalid cache for tcpListenerTable_cache_load\n"); return -1; } /** should only be called for an invalid or expired cache */ netsnmp_assert((0 == cache->valid) || (1 == cache->expired)); /* * call user code */ return tcpListenerTable_container_load((netsnmp_container *) cache-> magic); } /* _cache_load */ /** * @internal */ static void _cache_free(netsnmp_cache * cache, void *magic) { netsnmp_container *container; DEBUGMSGTL(("internal:tcpListenerTable:_cache_free", "called\n")); if ((NULL == cache) || (NULL == cache->magic)) { snmp_log(LOG_ERR, "invalid cache in tcpListenerTable_cache_free\n"); return; } container = (netsnmp_container *) cache->magic; _container_free(container); } /* _cache_free */ /** * @internal */ static void _container_item_free(tcpListenerTable_rowreq_ctx * rowreq_ctx, void *context) { DEBUGMSGTL(("internal:tcpListenerTable:_container_item_free", "called\n")); if (NULL == rowreq_ctx) return; tcpListenerTable_release_rowreq_ctx(rowreq_ctx); } /* _container_item_free */ /** * @internal */ static void _container_free(netsnmp_container *container) { DEBUGMSGTL(("internal:tcpListenerTable:_container_free", "called\n")); if (NULL == container) { snmp_log(LOG_ERR, "invalid container in tcpListenerTable_container_free\n"); return; } /* * call user code */ tcpListenerTable_container_free(container); /* * free all items. inefficient, but easy. */ CONTAINER_CLEAR(container, (netsnmp_container_obj_func *) _container_item_free, NULL); } /* _container_free */ /** * @internal * initialize the container with functions or wrappers */ void _tcpListenerTable_container_init(tcpListenerTable_interface_ctx * if_ctx) { DEBUGMSGTL(("internal:tcpListenerTable:_tcpListenerTable_container_init", "called\n")); /* * cache init */ if_ctx->cache = netsnmp_cache_create(30, /* timeout in seconds */ _cache_load, _cache_free, tcpListenerTable_oid, tcpListenerTable_oid_size); if (NULL == if_ctx->cache) { snmp_log(LOG_ERR, "error creating cache for tcpListenerTable\n"); return; } if_ctx->cache->flags = NETSNMP_CACHE_DONT_INVALIDATE_ON_SET; tcpListenerTable_container_init(&if_ctx->container, if_ctx->cache); if (NULL == if_ctx->container) { if_ctx->container = netsnmp_container_find("tcpListenerTable:table_container"); if (if_ctx->container) if_ctx->container->container_name = strdup("tcpListenerTable"); } if (NULL == if_ctx->container) { snmp_log(LOG_ERR, "error creating container in " "tcpListenerTable_container_init\n"); return; } if (NULL != if_ctx->cache) if_ctx->cache->magic = (void *) if_ctx->container; } /* _tcpListenerTable_container_init */ /** * @internal * shutdown the container with functions or wrappers */ void _tcpListenerTable_container_shutdown(tcpListenerTable_interface_ctx * if_ctx) { DEBUGMSGTL(("internal:tcpListenerTable:_tcpListenerTable_container_shutdown", "called\n")); tcpListenerTable_container_shutdown(if_ctx->container); _container_free(if_ctx->container); } /* _tcpListenerTable_container_shutdown */ #ifndef NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_EXTERNAL_ACCESS tcpListenerTable_rowreq_ctx * tcpListenerTable_row_find_by_mib_index(tcpListenerTable_mib_index * mib_idx) { tcpListenerTable_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 = tcpListenerTable_index_to_oid(&oid_idx, mib_idx); if (MFD_SUCCESS != rc) return NULL; rowreq_ctx = (tcpListenerTable_rowreq_ctx*) CONTAINER_FIND(tcpListenerTable_if_ctx.container, &oid_idx); return rowreq_ctx; } #endif /* NETSNMP_FEATURE_REMOVE_TCPLISTENERTABLE_EXTERNAL_ACCESS */