90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
#ifndef __INCLUDE_KEYCLASS_H__
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#define __INCLUDE_KEYCLASS_H__
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/*
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* Copyright (c) 2015 Wind River Systems, Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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*/
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#include <sys/types.h>
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#include <iostream>
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#include <string.h>
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#include <stdio.h>
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#include <errno.h>
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using namespace std;
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// #include "nodeBase.h"
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#define MAX_KEYS 100
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class keyClass
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{
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private:
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/**
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* A single key:value pair within the keyClass.
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* Used to build a linked list of key value pairs.
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*/
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struct keyValue {
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string key__str ;
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unsigned long * val__ptr ; /* The value for the string key is a unsigned long pointer */
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unsigned long key__int ;
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unsigned long val__int ;
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struct keyValue * prev;
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struct keyValue * next;
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} ;
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struct keyValue * head ;
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struct keyValue * tail ;
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/** Allocate memory for a new key. */
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struct keyClass::keyValue * newKey ( void );
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struct keyClass::keyValue * addKey ( string key__str, unsigned long * val__ptr );
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struct keyClass::keyValue * addKey ( unsigned long key__int, unsigned long val__int );
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struct keyClass::keyValue * getKey ( string key__str );
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struct keyClass::keyValue * getKey ( unsigned long key__int );
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int remKey ( struct keyClass::keyValue * keyValue_ptr );
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int delKey ( struct keyClass::keyValue * keyValue_ptr );
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keyClass::keyValue * key_ptrs[MAX_KEYS] ;
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int memory_allocs ;
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int memory_used ;
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public:
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keyClass(); /**< constructor */
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~keyClass(); /**< destructor */
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int keys ;
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int get_key ( unsigned long key__int , unsigned long & val__int );
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int get_key ( string key__str , unsigned long *& val__ptr );
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int add_key ( unsigned long key__int , unsigned long val__int );
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int add_key ( string key__str , unsigned long * val__ptr );
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int del_key ( unsigned long key__int );
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int del_key ( string key__str );
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} ;
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keyClass * get_keyClass_ptr ( void );
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#define GET_KEYVALUE_PTR(key) \
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keyClass * keyClass_ptr = get_keyClass_ptr () ; \
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keyClass::keyValue * keyValue_ptr = keyClass_ptr->getKey ( key ) ; \
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if ( keyValue_ptr == NULL ) \
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{ \
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elog ("key %ld not fault\n", hostname.c_str()); \
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return (FAIL_HOSTNAME_LOOKUP); \
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}
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#endif // __INCLUDE_KEYCLASS_H__
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