ipaddressprefixtable.c

开发snmp的开发包有两个开放的SNMP开发库

/*
 * Note: this file originally auto-generated by mib2c using
 *       version : 1.48 $ of : mfd-top.m2c,v $ 
 *
 * $Id: ipAddressPrefixTable.c 14169 2006-01-25 16:28:12Z dts12 $
 */
/** \page MFD helper for ipAddressPrefixTable
 *
 * \section intro Introduction
 * Introductory text.
 *
 */
/*
 * 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 "ipAddressPrefixTable.h"

#include <net-snmp/agent/mib_modules.h>

#include "ipAddressPrefixTable_interface.h"

oid             ipAddressPrefixTable_oid[] = { IPADDRESSPREFIXTABLE_OID };
int             ipAddressPrefixTable_oid_size =
OID_LENGTH(ipAddressPrefixTable_oid);

ipAddressPrefixTable_registration ipAddressPrefixTable_user_context;

void            initialize_table_ipAddressPrefixTable(void);
void            shutdown_table_ipAddressPrefixTable(void);


/**
 * Initializes the ipAddressPrefixTable module
 */
void
init_ipAddressPrefixTable(void)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:init_ipAddressPrefixTable",
                "called\n"));

    /*
     * TODO:300:o: Perform ipAddressPrefixTable one-time module initialization.
     */

    /*
     * here we initialize all the tables we're planning on supporting
     */
    if (should_init("ipAddressPrefixTable"))
        initialize_table_ipAddressPrefixTable();

}                               /* init_ipAddressPrefixTable */

/**
 * Shut-down the ipAddressPrefixTable module (agent is exiting)
 */
void
shutdown_ipAddressPrefixTable(void)
{
    if (should_init("ipAddressPrefixTable"))
        shutdown_table_ipAddressPrefixTable();

}

/**
 * Initialize the table ipAddressPrefixTable 
 *    (Define its contents and how it's structured)
 */
void
initialize_table_ipAddressPrefixTable(void)
{
    ipAddressPrefixTable_registration *user_context;
    u_long          flags;

    DEBUGMSGTL(("verbose:ipAddressPrefixTable:initialize_table_ipAddressPrefixTable", "called\n"));

    /*
     * TODO:301:o: Perform ipAddressPrefixTable one-time table initialization.
     */

    /*
     * TODO:302:o: |->Initialize ipAddressPrefixTable user context
     * if you'd like to pass in a pointer to some data for this
     * table, allocate or set it up here.
     */
    /*
     * a netsnmp_data_list is a simple way to store void pointers. A simple
     * string token is used to add, find or remove pointers.
     */
    user_context =
        netsnmp_create_data_list("ipAddressPrefixTable", NULL, NULL);

    /*
     * No support for any flags yet, but in the future you would
     * set any flags here.
     */
    flags = 0;

    /*
     * call interface initialization code
     */
    _ipAddressPrefixTable_initialize_interface(user_context, flags);
}                               /* initialize_table_ipAddressPrefixTable */

/**
 * Shutdown the table ipAddressPrefixTable 
 */
void
shutdown_table_ipAddressPrefixTable(void)
{
    /*
     * call interface shutdown code
     */
    _ipAddressPrefixTable_shutdown_interface
        (&ipAddressPrefixTable_user_context);
}

/**
 * extra context initialization (eg default values)
 *
 * @param rowreq_ctx    : row request context
 * @param user_init_ctx : void pointer for user (parameter to rowreq_ctx_allocate)
 *
 * @retval MFD_SUCCESS  : no errors
 * @retval MFD_ERROR    : error (context allocate will fail)
 */
int
ipAddressPrefixTable_rowreq_ctx_init(ipAddressPrefixTable_rowreq_ctx *
                                     rowreq_ctx, void *user_init_ctx)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_rowreq_ctx_init", "called\n"));

    netsnmp_assert(NULL != rowreq_ctx);

    /*
     * TODO:210:o: |-> Perform extra ipAddressPrefixTable rowreq initialization. (eg DEFVALS)
     */

    return MFD_SUCCESS;
}                               /* ipAddressPrefixTable_rowreq_ctx_init */

/**
 * extra context cleanup
 *
 */
void
ipAddressPrefixTable_rowreq_ctx_cleanup(ipAddressPrefixTable_rowreq_ctx *
                                        rowreq_ctx)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_rowreq_ctx_cleanup", "called\n"));

    netsnmp_assert(NULL != rowreq_ctx);

    /*
     * TODO:211:o: |-> Perform extra ipAddressPrefixTable rowreq cleanup.
     */
}                               /* ipAddressPrefixTable_rowreq_ctx_cleanup */

/**
 * pre-request callback
 *
 *
 * @retval MFD_SUCCESS              : success.
 * @retval MFD_ERROR                : other error
 */
int
ipAddressPrefixTable_pre_request(ipAddressPrefixTable_registration *
                                 user_context)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_pre_request", "called\n"));

    /*
     * TODO:510:o: Perform ipAddressPrefixTable pre-request actions.
     */

    return MFD_SUCCESS;
}                               /* ipAddressPrefixTable_pre_request */

/**
 * post-request callback
 *
 * Note:
 *   New rows have been inserted into the container, and
 *   deleted rows have been removed from the container and
 *   released.
 *
 * @param user_context
 * @param rc : MFD_SUCCESS if all requests succeeded
 *
 * @retval MFD_SUCCESS : success.
 * @retval MFD_ERROR   : other error (ignored)
 */
int
ipAddressPrefixTable_post_request(ipAddressPrefixTable_registration *
                                  user_context, int rc)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_post_request", "called\n"));

    /*
     * TODO:511:o: Perform ipAddressPrefixTable post-request actions.
     */

    return MFD_SUCCESS;
}                               /* ipAddressPrefixTable_post_request */


/**********************************************************************
 **********************************************************************
 ***
 *** Table ipAddressPrefixTable
 ***
 **********************************************************************
 **********************************************************************/
/*
 * IP-MIB::ipAddressPrefixTable is subid 32 of ip.
 * Its status is Current.
 * OID: .1.3.6.1.2.1.4.32, length: 8
 */

/*
 * ---------------------------------------------------------------------
 * * TODO:200:r: Implement ipAddressPrefixTable data context functions.
 */


/**
 * set mib index(es)
 *
 * @param tbl_idx mib index structure
 * @param ipAddressPrefixIfIndex_val
 * @param ipAddressPrefixType_val
 * @param ipAddressPrefixPrefix_val_ptr
 * @param ipAddressPrefixPrefix_val_ptr_len
 * @param ipAddressPrefixLength_val
 *
 * @retval MFD_SUCCESS     : success.
 * @retval MFD_ERROR       : other error.
 *
 * @remark
 *  This convenience function is useful for setting all the MIB index
 *  components with a single function call. It is assume that the C values
 *  have already been mapped from their native/rawformat to the MIB format.
 */
int
ipAddressPrefixTable_indexes_set_tbl_idx(ipAddressPrefixTable_mib_index *
                                         tbl_idx,
                                         long ipAddressPrefixIfIndex_val,
                                         u_long ipAddressPrefixType_val,
                                         char
                                         *ipAddressPrefixPrefix_val_ptr,
                                         size_t
                                         ipAddressPrefixPrefix_val_ptr_len,
                                         u_long ipAddressPrefixLength_val)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_indexes_set_tbl_idx", "called\n"));

    /*
     * ipAddressPrefixIfIndex(1)/InterfaceIndex/ASN_INTEGER/long(long)//l/a/w/e/R/d/H 
     */
    tbl_idx->ipAddressPrefixIfIndex = ipAddressPrefixIfIndex_val;

    /*
     * ipAddressPrefixType(2)/InetAddressType/ASN_INTEGER/long(u_long)//l/a/w/E/r/d/h 
     */
    tbl_idx->ipAddressPrefixType = ipAddressPrefixType_val;

    /*
     * ipAddressPrefixPrefix(3)/InetAddress/ASN_OCTET_STR/char(char)//L/a/w/e/R/d/h 
     */
    tbl_idx->ipAddressPrefixPrefix_len = sizeof(tbl_idx->ipAddressPrefixPrefix) / sizeof(tbl_idx->ipAddressPrefixPrefix[0]);    /* max length */
    /*
     * make sure there is enough space for ipAddressPrefixPrefix data
     */
    if ((NULL == tbl_idx->ipAddressPrefixPrefix) ||
        (tbl_idx->ipAddressPrefixPrefix_len <
         (ipAddressPrefixPrefix_val_ptr_len))) {
        snmp_log(LOG_ERR, "not enough space for value\n");
        return MFD_ERROR;
    }
    tbl_idx->ipAddressPrefixPrefix_len = ipAddressPrefixPrefix_val_ptr_len;
    memcpy(tbl_idx->ipAddressPrefixPrefix, ipAddressPrefixPrefix_val_ptr,
           ipAddressPrefixPrefix_val_ptr_len *
           sizeof(ipAddressPrefixPrefix_val_ptr[0]));

    /*
     * ipAddressPrefixLength(4)/InetAddressPrefixLength/ASN_UNSIGNED/u_long(u_long)//l/a/w/e/R/d/H 
     */
    tbl_idx->ipAddressPrefixLength = ipAddressPrefixLength_val;


    return MFD_SUCCESS;
}                               /* ipAddressPrefixTable_indexes_set_tbl_idx */

/**
 * @internal
 * set row context indexes
 *
 * @param reqreq_ctx the row context that needs updated indexes
 *
 * @retval MFD_SUCCESS     : success.
 * @retval MFD_ERROR       : other error.
 *
 * @remark
 *  This function sets the mib indexs, then updates the oid indexs
 *  from the mib index.
 */
int
ipAddressPrefixTable_indexes_set(ipAddressPrefixTable_rowreq_ctx *
                                 rowreq_ctx,
                                 long ipAddressPrefixIfIndex_val,
                                 u_long ipAddressPrefixType_val,
                                 char *ipAddressPrefixPrefix_val_ptr,
                                 size_t ipAddressPrefixPrefix_val_ptr_len,
                                 u_long ipAddressPrefixLength_val)
{
    DEBUGMSGTL(("verbose:ipAddressPrefixTable:ipAddressPrefixTable_indexes_set", "called\n"));

    if (MFD_SUCCESS !=
        ipAddressPrefixTable_indexes_set_tbl_idx(&rowreq_ctx->tbl_idx,
                                                 ipAddressPrefixIfIndex_val,
                                                 ipAddressPrefixType_val,
                                                 ipAddressPrefixPrefix_val_ptr,
                                                 ipAddressPrefixPrefix_val_ptr_len,
                                                 ipAddressPrefixLength_val))
        return MFD_ERROR;

    /*
     * convert mib index to oid index
     */
    rowreq_ctx->oid_idx.len = sizeof(rowreq_ctx->oid_tmp) / sizeof(oid);
    if (0 != ipAddressPrefixTable_index_to_oid(&rowreq_ctx->oid_idx,