snmpnotifyfilterprofiletable.c

开发snmp的开发包有两个开放的SNMP开发库

/*
 * This file was generated by mib2c and is intended for use as
 * a mib module for the ucd-snmp snmpd agent. 
 */


/*
 * This should always be included first before anything else 
 */
#include <net-snmp/net-snmp-config.h>

#include <sys/types.h>
#if HAVE_WINSOCK_H
#include <winsock.h>
#endif
#if HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if HAVE_STRING_H
#include <string.h>
#else
#include <strings.h>
#endif


/*
 * minimal include directives 
 */
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>

#include "header_complex.h"
#include "snmpNotifyFilterProfileTable.h"


/*
 * snmpNotifyFilterProfileTable_variables_oid:
 *   this is the top level oid that we want to register under.  This
 *   is essentially a prefix, with the suffix appearing in the
 *   variable below.
 */


oid             snmpNotifyFilterProfileTable_variables_oid[] =
    { 1, 3, 6, 1, 6, 3, 13, 1, 2 };


/*
 * variable2 snmpNotifyFilterProfileTable_variables:
 *   this variable defines function callbacks and type return information 
 *   for the snmpNotifyFilterProfileTable mib section 
 */


struct variable2 snmpNotifyFilterProfileTable_variables[] = {
    /*
     * magic number        , variable type , ro/rw , callback fn  , L, oidsuffix 
     */
#define   SNMPNOTIFYFILTERPROFILENAME  3
    {SNMPNOTIFYFILTERPROFILENAME, ASN_OCTET_STR, RWRITE,
     var_snmpNotifyFilterProfileTable, 2, {1, 1}},
#define   SNMPNOTIFYFILTERPROFILESTORTYPE  4
    {SNMPNOTIFYFILTERPROFILESTORTYPE, ASN_INTEGER, RWRITE,
     var_snmpNotifyFilterProfileTable, 2, {1, 2}},
#define   SNMPNOTIFYFILTERPROFILEROWSTATUS  5
    {SNMPNOTIFYFILTERPROFILEROWSTATUS, ASN_INTEGER, RWRITE,
     var_snmpNotifyFilterProfileTable, 2, {1, 3}},

};
/*
 * (L = length of the oidsuffix) 
 */


/*
 * global storage of our data, saved in and configured by header_complex() 
 */
static struct header_complex_index *snmpNotifyFilterProfileTableStorage =
    NULL;




/*
 * init_snmpNotifyFilterProfileTable():
 *   Initialization routine.  This is called when the agent starts up.
 *   At a minimum, registration of your variables should take place here.
 */
void
init_snmpNotifyFilterProfileTable(void)
{
    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "initializing...  "));


    /*
     * register ourselves with the agent to handle our mib tree 
     */
    REGISTER_MIB("snmpNotifyFilterProfileTable",
                 snmpNotifyFilterProfileTable_variables, variable2,
                 snmpNotifyFilterProfileTable_variables_oid);


    /*
     * register our config handler(s) to deal with registrations 
     */
    snmpd_register_config_handler("snmpNotifyFilterProfileTable",
                                  parse_snmpNotifyFilterProfileTable, NULL,
                                  NULL);




    /*
     * we need to be called back later to store our data 
     */
    snmp_register_callback(SNMP_CALLBACK_LIBRARY, SNMP_CALLBACK_STORE_DATA,
                           store_snmpNotifyFilterProfileTable, NULL);


    /*
     * place any other initialization junk you need here 
     */


    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "done.\n"));
}


/*
 * snmpNotifyFilterProfileTable_add(): adds a structure node to our data set 
 */
int
snmpNotifyFilterProfileTable_add(struct snmpNotifyFilterProfileTable_data
                                 *thedata)
{
    netsnmp_variable_list *vars = NULL;


    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "adding data...  "));
    /*
     * add the index variables to the varbind list, which is 
     * used by header_complex to index the data 
     */

    snmp_varlist_add_variable(&vars, NULL, 0, ASN_PRIV_IMPLIED_OCTET_STR,
                              (u_char *) thedata->snmpTargetParamsName,
                              thedata->snmpTargetParamsNameLen);

    header_complex_add_data(&snmpNotifyFilterProfileTableStorage, vars,
                            thedata);
    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "registered an entry\n"));


    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "done.\n"));
    return SNMPERR_SUCCESS;
}


/*
 * parse_snmpNotifyFilterProfileTable():
 *   parses .conf file entries needed to configure the mib.
 */
void
parse_snmpNotifyFilterProfileTable(const char *token, char *line)
{
    size_t          tmpint;
    struct snmpNotifyFilterProfileTable_data *StorageTmp =
        SNMP_MALLOC_STRUCT(snmpNotifyFilterProfileTable_data);

    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "parsing config...  "));

    if (StorageTmp == NULL) {
        config_perror("malloc failure");
        return;
    }

    line =
        read_config_read_data(ASN_OCTET_STR, line,
                              &StorageTmp->snmpTargetParamsName,
                              &StorageTmp->snmpTargetParamsNameLen);
    if (StorageTmp->snmpTargetParamsName == NULL) {
        config_perror("invalid specification for snmpTargetParamsName");
        return;
    }

    line =
        read_config_read_data(ASN_OCTET_STR, line,
                              &StorageTmp->snmpNotifyFilterProfileName,
                              &StorageTmp->snmpNotifyFilterProfileNameLen);
    if (StorageTmp->snmpNotifyFilterProfileName == NULL) {
        config_perror("invalid specification for snmpNotifyFilterProfileName");
        return;
    }

    line =
        read_config_read_data(ASN_INTEGER, line,
                              &StorageTmp->snmpNotifyFilterProfileStorType,
                              &tmpint);

    line =
        read_config_read_data(ASN_INTEGER, line,
                              &StorageTmp->
                              snmpNotifyFilterProfileRowStatus, &tmpint);

    snmpNotifyFilterProfileTable_add(StorageTmp);

    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "done.\n"));
}




/*
 * store_snmpNotifyFilterProfileTable():
 *   stores .conf file entries needed to configure the mib.
 */
int
store_snmpNotifyFilterProfileTable(int majorID, int minorID,
                                   void *serverarg, void *clientarg)
{
    char            line[SNMP_MAXBUF];
    char           *cptr;
    size_t          tmpint;
    struct snmpNotifyFilterProfileTable_data *StorageTmp;
    struct header_complex_index *hcindex;


    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "storing data...  "));

    for (hcindex = snmpNotifyFilterProfileTableStorage; hcindex != NULL;
         hcindex = hcindex->next) {
        StorageTmp =
            (struct snmpNotifyFilterProfileTable_data *) hcindex->data;

        if ((StorageTmp->snmpNotifyFilterProfileStorType == ST_NONVOLATILE) ||
            (StorageTmp->snmpNotifyFilterProfileStorType == ST_PERMANENT)) {

            memset(line, 0, sizeof(line));
            strcat(line, "snmpNotifyFilterProfileTable ");
            cptr = line + strlen(line);

            cptr =
                read_config_store_data(ASN_OCTET_STR, cptr,
                                       &StorageTmp->snmpTargetParamsName,
                                       &StorageTmp->
                                       snmpTargetParamsNameLen);
            cptr =
                read_config_store_data(ASN_OCTET_STR, cptr,
                                       &StorageTmp->
                                       snmpNotifyFilterProfileName,
                                       &StorageTmp->
                                       snmpNotifyFilterProfileNameLen);
            cptr =
                read_config_store_data(ASN_INTEGER, cptr,
                                       &StorageTmp->
                                       snmpNotifyFilterProfileStorType,
                                       &tmpint);
            cptr =
                read_config_store_data(ASN_INTEGER, cptr,
                                       &StorageTmp->
                                       snmpNotifyFilterProfileRowStatus,
                                       &tmpint);

            snmpd_store_config(line);
        }
    }
    DEBUGMSGTL(("snmpNotifyFilterProfileTable", "done.\n"));
    return 0;
}




/*
 * var_snmpNotifyFilterProfileTable():
 *   Handle this table separately from the scalar value case.
 *   The workings of this are basically the same as for var_snmpNotifyFilterProfileTable above.
 */
unsigned char  *
var_snmpNotifyFilterProfileTable(struct variable *vp,
                                 oid * name,
                                 size_t * length,
                                 int exact,
                                 size_t * var_len,
                                 WriteMethod ** write_method)
{


    struct snmpNotifyFilterProfileTable_data *StorageTmp = NULL;
    int found = 1;


    DEBUGMSGTL(("snmpNotifyFilterProfileTable",
                "var_snmpNotifyFilterProfileTable: Entering...  \n"));
    /*
     * this assumes you have registered all your data properly
     */
    if ((StorageTmp = (struct snmpNotifyFilterProfileTable_data *)
         header_complex((struct header_complex_index *)
                        snmpNotifyFilterProfileTableStorage, vp, name,
                        length, exact, var_len, write_method)) == NULL) {
        found = 0;
    }

    switch (vp->magic) {
    case SNMPNOTIFYFILTERPROFILENAME:
        *write_method = write_snmpNotifyFilterProfileName;
        break;

    case SNMPNOTIFYFILTERPROFILESTORTYPE:
        *write_method = write_snmpNotifyFilterProfileStorType;
        break;

    case SNMPNOTIFYFILTERPROFILEROWSTATUS:
        *write_method = write_snmpNotifyFilterProfileRowStatus;
        break;

    default:
        *write_method = NULL;
    }

    if (!found) {
        return NULL;
    }

    /*
     * this is where we do the value assignments for the mib results.
     */
    switch (vp->magic) {

    case SNMPNOTIFYFILTERPROFILENAME:
        *var_len = StorageTmp->snmpNotifyFilterProfileNameLen;
        return (u_char *) StorageTmp->snmpNotifyFilterProfileName;

    case SNMPNOTIFYFILTERPROFILESTORTYPE:
        *var_len = sizeof(StorageTmp->snmpNotifyFilterProfileStorType);
        return (u_char *) & StorageTmp->snmpNotifyFilterProfileStorType;

    case SNMPNOTIFYFILTERPROFILEROWSTATUS:
        *var_len = sizeof(StorageTmp->snmpNotifyFilterProfileRowStatus);
        return (u_char *) & StorageTmp->snmpNotifyFilterProfileRowStatus;


    default:
        ERROR_MSG("");
    }
    return NULL;
}



static struct snmpNotifyFilterProfileTable_data *StorageNew;

int
write_snmpNotifyFilterProfileName(int action,
                                  u_char * var_val,
                                  u_char var_val_type,
                                  size_t var_val_len,
                                  u_char * statP,
                                  oid * name, size_t name_len)
{
    static char    *tmpvar;
    struct snmpNotifyFilterProfileTable_data *StorageTmp = NULL;
    static size_t   tmplen;
    size_t          newlen =
        name_len -
        (sizeof(snmpNotifyFilterProfileTable_variables_oid) / sizeof(oid) +
         3 - 1);


    DEBUGMSGTL(("snmpNotifyFilterProfileTable",
                "write_snmpNotifyFilterProfileName entering action=%d...  \n",
                action));
    if (action != RESERVE1 &&
        (StorageTmp = (struct snmpNotifyFilterProfileTable_data *)
         header_complex((struct header_complex_index *)
                        snmpNotifyFilterProfileTableStorage, NULL,
                        &name[sizeof
                              (snmpNotifyFilterProfileTable_variables_oid)
                              / sizeof(oid) + 3 - 1], &newlen, 1, NULL,
                        NULL)) == NULL) {
        if ((StorageTmp = StorageNew) == NULL)
            return SNMP_ERR_NOSUCHNAME;     /* remove if you support creation here */
    }


    switch (action) {
    case RESERVE1:
        if (var_val_type != ASN_OCTET_STR) {
            return SNMP_ERR_WRONGTYPE;
        }
        if (var_val_len < 1 || var_val_len > 32) {
            return SNMP_ERR_WRONGLENGTH;
        }
        break;


    case RESERVE2:
        /*
         * memory reseveration, final preparation... 
         */
        tmpvar = StorageTmp->snmpNotifyFilterProfileName;
        tmplen = StorageTmp->snmpNotifyFilterProfileNameLen;
        StorageTmp->snmpNotifyFilterProfileName = calloc(1, var_val_len + 1);
        if (NULL == StorageTmp->snmpNotifyFilterProfileName)
            return SNMP_ERR_RESOURCEUNAVAILABLE;
        break;


    case FREE:
        /*
         * Release any resources that have been allocated 
         */
        break;