Blame local/mib2c.row.conf

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## -*- c -*-
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######################################################################
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## Do the .h file
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######################################################################
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@open ${name}.h@
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/*
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 * Note: this file originally auto-generated by mib2c
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 * using mib2c.row.conf
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 */
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#ifndef $name.uc_H
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#define $name.uc_H
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/* function declarations */
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void init_$name(void);
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@foreach $i table@
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void initialize_table_$i(void);
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Netsnmp_Node_Handler ${i}_handler;
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netsnmp_variable_list *${i}_buildIndexList(struct ${i}_entry *row);
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struct ${i}_entry *
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${i}_createEntry(
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  @foreach $idx index@
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    @if $idx.needlength@
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                 , $idx.decl* $idx
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                 , size_t ${idx}_len
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    @else@
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                 , $idx.decl  $idx
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    @end@
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  @end@
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                );
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@end@
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@foreach $i table@
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/* column number definitions for table $i */
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    @foreach $c column@
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       #define COLUMN_$c.uc		$c.subid
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    @end@
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/* Typical data structure for a row entry */
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struct ${i}_entry {
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    netsnmp_index oid_index;
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    /* Index values */
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    @foreach $idx index@
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     @if $idx.needlength@
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    $idx.decl $idx[NNN];
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    size_t ${idx}_len;
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     @else@
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    $idx.decl $idx;
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     @end@
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    @end@
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    /* Column values */
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    @foreach $c column@
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    @if $c.readable@
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     @if $c.needlength@
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    $c.decl $c[NNN];
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    size_t ${c}_len;
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     @else@
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    $c.decl $c;
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     @end@
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     @if $c.settable@
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      @if !$c.rowstatus@
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       @if $c.needlength@
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    $c.decl old_$c[NNN];
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    size_t old_${c}_len;
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       @else@
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    $c.decl old_$c;
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       @end@
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      @end@
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     @end@
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    @end@
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    @end@
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    int   valid;
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};
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@end@
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#endif /* $name.uc_H */
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######################################################################
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## Do the .c file
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######################################################################
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@open ${name}.c@
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/*
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 * Note: this file originally auto-generated by mib2c
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 * using mib2c.row.conf
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 */
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#include <net-snmp/net-snmp-config.h>
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#include <net-snmp/net-snmp-includes.h>
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#include <net-snmp/agent/net-snmp-agent-includes.h>
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#include "${name}.h"
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/** Initializes the $name module */
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void
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init_$name(void)
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{
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  /* here we initialize all the table rows we're planning on supporting */
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  @foreach $i table@
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    initialize_table_$i();
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  @end@
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}
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@foreach $i table@
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  @eval $first_column = "-"@
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  @eval $last_column = "-"@
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  @foreach $c column@
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    @if $c.readable@
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      @if "$first_column" eq "-"@
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        @eval $first_column = $c@
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      @end@
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      @eval $last_column = $c@
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    @end@
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  @end@
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/** Initialize an entry in the $i table, including how the table is structured */
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void
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initialize_table_$i(void)
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{
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    const oid ${i}_oid[] = {$i.commaoid};
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    netsnmp_handler_registration    *reg;
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    struct ${i}_entry               *row;
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    netsnmp_variable_list           *idxs;
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    netsnmp_table_registration_info *table_info;
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    DEBUGMSGTL(("${name}:init", "initializing table $i\n"));
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    reg = netsnmp_create_handler_registration(
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              "$i",     ${i}_handler,
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              ${i}_oid, OID_LENGTH(${i}_oid),
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@if $i.settable@
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              HANDLER_CAN_RWRITE
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@else@
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              HANDLER_CAN_RONLY
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@end@
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              );
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    table_info = SNMP_MALLOC_TYPEDEF( netsnmp_table_registration_info );
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    netsnmp_table_helper_add_indexes(table_info,
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    @foreach $idx index@
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                           $idx.type,  /* index: $idx */
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    @end@
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                           0);
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    table_info->min_column = COLUMN_$first_column.uc;
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    table_info->max_column = COLUMN_$last_column.uc;
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    /*
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     * Create the row to be registered
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     */
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    row = ${i}_createEntry(
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    @foreach $idx index@
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      @if $idx.needlength@
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                 ,/* $idx value */ , /* $idx length */
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      @else@
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                 ,/* $idx value */
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      @end@
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    @end@
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    );
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    /*
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     * XXX: Set any other readable column values here
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     */
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    idxs = ${i}_buildIndexList(row);
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    netsnmp_table_row_register( reg, table_info, row, idxs );
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    /* Repeat for any other rows to be registered */
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}
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/* create a new row in the table */
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struct ${i}_entry *
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${i}_createEntry(
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  @foreach $idx index@
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    @if $idx.needlength@
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                 , $idx.decl* $idx
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                 , size_t ${idx}_len
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    @else@
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                 , $idx.decl  $idx
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    @end@
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  @end@
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                ) {
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    struct ${i}_entry *entry;
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    entry = SNMP_MALLOC_TYPEDEF(struct ${i}_entry);
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    if (!entry)
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        return NULL;
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  @foreach $idx index@
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   @if $idx.needlength@
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    memcpy(entry->$idx, $idx, ${idx}_len);
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    entry->${idx}_len = ${idx}_len;
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   @else@
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    entry->$idx = $idx;
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   @end@
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  @end@
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    return entry;
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}
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netsnmp_variable_list *
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${i}_buildIndexList(struct ${i}_entry *row)
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{
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    netsnmp_variable_list *v1 = NULL, *v2;
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    if (!row)
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        return NULL;
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  @eval $first=1@
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  @foreach $idx index@
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   @if $first==1@
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    v1 = SNMP_MALLOC_TYPEDEF(netsnmp_variable_list);
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    v2 = v1;
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   @else@
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    v2->next_variable = SNMP_MALLOC_TYPEDEF(netsnmp_variable_list);
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    v2 = v2->next_variable;
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   @end@
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   @if $idx.needlength@
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    snmp_set_var_typed_value( v2, $idx.type, row->$idx, row->${idx}_len);
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   @else@
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    snmp_set_var_typed_integer( v2, $idx.type, row->$idx);
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   @end@
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   @eval $first=0@
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  @end@
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    return v1;
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}
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/** handles requests for a row of the $i table */
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int
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${i}_handler(
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    netsnmp_mib_handler               *handler,
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    netsnmp_handler_registration      *reginfo,
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    netsnmp_agent_request_info        *reqinfo,
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    netsnmp_request_info              *requests) {
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    netsnmp_request_info       *request;
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    netsnmp_table_request_info *table_info;
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    netsnmp_table_data         *table_data;
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    struct ${i}_entry          *table_entry;
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    int                         ret;
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    DEBUGMSGTL(("${name}:handler", "Processing request (%d)\n", reqinfo->mode));
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    switch (reqinfo->mode) {
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        /*
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         * Read-support (also covers GetNext requests)
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         */
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    case MODE_GET:
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        for (request=requests; request; request=request->next) {
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            table_entry = (struct ${i}_entry *)
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                              netsnmp_table_row_extract(request);
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            switch (request->requestvb->name[$i.oidlength+1]) {
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            @foreach $c column@
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            @if $c.readable@
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            case COLUMN_$c.uc:
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            @if $c.needlength@
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                snmp_set_var_typed_value( request->requestvb, $c.type,
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                                          table_entry->$c,
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                                          table_entry->${c}_len);
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            @else@
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                snmp_set_var_typed_integer( request->requestvb, $c.type,
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                                            table_entry->$c);
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            @end@
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                break;
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            @end@
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            @end@
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            default:
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                /* An unsupported/unreadable column (if applicable) */
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                snmp_set_var_typed_value( request->requestvb, SNMP_NOSUCHOBJECT,
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                                          NULL, 0 );
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            }
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        }
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        break;
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@if $i.settable@
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        /*
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         * Write-support - TODO
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         */
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@end@
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        break;
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@end@
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    }
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    return SNMP_ERR_NOERROR;
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}
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@end@