| /* |
| * 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 "tcpListenerTable.h" |
| |
| |
| #include <net-snmp/agent/table_container.h> |
| #include <net-snmp/library/container.h> |
| |
| #include "tcpListenerTable_interface.h" |
| |
| #include <ctype.h> |
| |
| /********************************************************************** |
| ********************************************************************** |
| *** |
| *** 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); |
| |
| |
| netsnmp_container * |
| tcpListenerTable_container_get(void) |
| { |
| return tcpListenerTable_if_ctx.container; |
| } |
| |
| tcpListenerTable_registration * |
| tcpListenerTable_registration_get(void) |
| { |
| return tcpListenerTable_if_ctx.user_ctx; |
| } |
| |
| tcpListenerTable_registration * |
| tcpListenerTable_registration_set(tcpListenerTable_registration * newreg) |
| { |
| tcpListenerTable_registration *old = tcpListenerTable_if_ctx.user_ctx; |
| tcpListenerTable_if_ctx.user_ctx = newreg; |
| return old; |
| } |
| |
| int |
| tcpListenerTable_container_size(void) |
| { |
| return CONTAINER_SIZE(tcpListenerTable_if_ctx.container); |
| } |
| |
| /* |
| * 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; |
| |
| #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, |
| 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 */ |
| |
| |
| 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; |
| } |
