C 队列顺序存储

#ifndef  __MY_SEQLIST_H__ 
#define __MY_SEQLIST_H__

typedef void SeqList;
typedef void SeqListNode;

//链表 创建
SeqList* SeqList_Create(int capacity);

//链表 销毁
void SeqList_Destroy(SeqList* list);

////链表 清空
void SeqList_Clear(SeqList* list);

//链表 长度
int SeqList_Length(SeqList* list);


//链表 容量 
int SeqList_Capacity(SeqList* list);

//链表 在某一个位置 插入元素
int SeqList_Insert(SeqList* list, SeqListNode* node, int pos);

//获取某一个位置的链表结点
SeqListNode* SeqList_Get(SeqList* list, int pos);

//删除某一个位置的结点
SeqListNode* SeqList_Delete(SeqList* list, int pos);


#endif  //__MY_SEQLIST_H__






#ifndef _MY_SEQQUEUE_H_
#define _MY_SEQQUEUE_H_

typedef void SeqQueue;

//创建队列 
SeqQueue* SeqQueue_Create(int capacity);

//销毁 队列 
void SeqQueue_Destroy(SeqQueue* queue);

//清空 队列
void SeqQueue_Clear(SeqQueue* queue);

//向队列中添加 元素 
int SeqQueue_Append(SeqQueue* queue, void* item);

//从 队列 中 提取 元素 
void* SeqQueue_Retrieve(SeqQueue* queue);


//求 队列 队头元素
void* SeqQueue_Header(SeqQueue* queue);

//队列 长度
int SeqQueue_Length(SeqQueue* queue);


//队列容量
int SeqQueue_Capacity(SeqQueue* queue);

#endif //_MY_SEQQUEUE_H_

#define  _CRT_SECURE_NO_WARNINGS 
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "seqlist.h"


//用数组来模拟线性表
typedef struct _tag_SeqList
{
    int        capacity;
    int        length;
    //int *node[100];
    int        **node;  //int node[capacity] //
                    //int *node[capacity];

    //int *node; //   int node[i]===> *(node+i)
}TSeqList;


//链表 创建
SeqList* SeqList_Create(int capacity) //O(1)
{
    int            ret;
    TSeqList    *tmp = NULL;
    tmp = (TSeqList *)malloc(sizeof(TSeqList));
    if (tmp == NULL)
    {
        ret =1;
        printf("func SeqList_Create() err :%d 
", ret);
        return NULL;
    }
    memset(tmp, 0, sizeof(TSeqList));
    tmp->capacity = capacity;
    tmp->length = 0;
    tmp->node = (int **)malloc(sizeof(void *) * capacity);
    if (tmp->node == NULL)
    {
        ret = 2;
        printf("func SeqList_Create() malloc err :%d 
", ret);
        return NULL;
    }
    memset(tmp->node, 0, sizeof(void *) * capacity);

    return tmp;
}

//链表 创建
int SeqList_Create2(int capacity, SeqList**handle)
{
    int            ret = 0;
    TSeqList    *tmp = NULL;
    tmp = (TSeqList *)malloc(sizeof(TSeqList));
    if (tmp == NULL)
    {
        ret =1;
        printf("func SeqList_Create2() err :%d 
", ret);
        return ret;
    }
    memset(tmp, 0, sizeof(TSeqList));
    tmp->capacity = capacity;
    tmp->length = 0;
    tmp->node = (int **)malloc(sizeof(void *) * capacity);
    if (tmp->node == NULL)
    {
        ret = 2;
        printf("func SeqList_Create2() malloc err :%d 
", ret);
        return ret;
    }

    *handle = tmp;
    return ret;
}

//链表 销毁
void SeqList_Destroy(SeqList* list)  //O(1)
{
    TSeqList    *tmp = NULL;
    if (list == NULL)
    {
        return ;
    }

    tmp = (TSeqList *)list;

    if (tmp->node != NULL)
    {
        free(tmp->node);
    }
    free(tmp);
    return ;
}

////链表 清空
void SeqList_Clear(SeqList* list) //O(1)
{
    TSeqList    *tmp = NULL;
    if (list == NULL)
    {
        return ;
    }

    tmp = (TSeqList *)list;
    tmp->length = 0;
    memset(tmp->node, 0, (tmp->capacity * sizeof(void *)) );

    return ;
}

//链表 长度
int SeqList_Length(SeqList* list) //O(1)
{
    TSeqList    *tmp = NULL;
    if (list == NULL)
    {
        return -1;
    }
    tmp = (TSeqList *)list;

    return tmp->length;
}


//链表 容量 
int SeqList_Capacity(SeqList* list) //O(1)
{
    TSeqList    *tmp = NULL;
    if (list == NULL)
    {
        return -1;
    }
    tmp = (TSeqList *)list;
    return tmp->capacity;
}

//链表 在某一个位置 插入元素
int SeqList_Insert(SeqList* list, SeqListNode* node, int pos)  //O(n)
{
    TSeqList    *tList = NULL;
    int i = 0;
    if (list == NULL ||  node==NULL)
    {
        return -1;
    }
    tList = (TSeqList *)list;
    //如果满了 
    if (tList->length >= tList->capacity)
    {
        return -2;
    }

    //pos位置的容错处理
    if (pos > tList->length )
    {
        pos = tList->length;
    }

    for (i=tList->length; i>pos; i--)  //n
    {
        tList->node[i] = tList->node[i-1];
    }

    tList->node[i] = (int* )node; //ok
    tList->length ++;

    return 0;
}

//获取某一个位置的链表结点
SeqListNode* SeqList_Get(SeqList* list, int pos)  //O(1)
{
    TSeqList    *tList = NULL;
    SeqListNode *tmp = NULL;

    tList = (TSeqList *)list;

    if (list == NULL || pos<0 || pos >=tList->length )
    {
        return NULL;
    }
    tmp = tList->node[pos];

    return tmp;
}

//删除某一个位置的结点
SeqListNode* SeqList_Delete(SeqList* list, int pos)  ////O(n)
{
    int            i = 0;
    TSeqList    *tList = NULL;
    SeqListNode *tmp = NULL; 

    tList = (TSeqList *)list;
    if (list == NULL || pos <0 || pos >= tList->length)
    {
        return NULL;
    }
    tmp = tList->node[pos];

    // pos = 3
    for (i=pos+1; i<tList->length; i++)
    {
        tList->node[i-1] = tList->node[i];

    }
    tList->length --;
    return tmp;
}





#define  _CRT_SECURE_NO_WARNINGS 
#include <stdlib.h>
#include <string.h>
#include <stdio.h>

#include "seqqueue.h"
#include "seqlist.h"

//创建一个队列 相当于 创建一个顺序表
SeqQueue* SeqQueue_Create(int capacity)
{
    return SeqList_Create(capacity);
}

//销毁 队列 相当于 销毁 一个 顺序表
void SeqQueue_Destroy(SeqQueue* queue)
{
    SeqList_Destroy(queue);
}

//清空 队列 相当于 清空 一个 顺序表
void SeqQueue_Clear(SeqQueue* queue)
{
     SeqList_Clear(queue);
}

//向队列尾部添加一个元素 相当于 向线性表的尾部添加元素
int SeqQueue_Append(SeqQueue* queue, void* item)
{
    return SeqList_Insert(queue, item, SeqList_Length(queue));
}

//提取队头元素  相当于 删除链表0号位置元素
void* SeqQueue_Retrieve(SeqQueue* queue)
{
    return SeqList_Delete(queue, 0)  ;
}

//获取队头元素  相当于 获取 链表0号位置元素
void* SeqQueue_Header(SeqQueue* queue)
{
    return SeqList_Get(queue, 0);
}

int SeqQueue_Length(SeqQueue* queue)
{
    return SeqList_Length(queue);
}

int SeqQueue_Capacity(SeqQueue* queue)
{
    return SeqList_Capacity(queue);
}

#define  _CRT_SECURE_NO_WARNINGS 
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "seqqueue.h"

void main()
{
    int  i = 0, a[10];

    SeqQueue *queue = NULL;

    for (i=0; i<10; i++)
    {
        a[i] = i + 1;
    }

    queue = SeqQueue_Create(10);

    //向队列的尾部 添加元素 
    for (i=0; i<10; i++)
    {
        SeqQueue_Append(queue, a + i);
    }

    //获取队列的属性
    printf("capacity:%d 
", SeqQueue_Capacity(queue));
    printf("length:%d 
", SeqQueue_Length(queue));
    printf("队头: %d 
", *( (int *)SeqQueue_Header(queue) ));

    //销毁 队列

    while (SeqQueue_Length(queue) > 0 )
    {
        int tmp; 
        tmp =  *(  (int *)SeqQueue_Retrieve(queue) );
        printf("%d ", tmp);
    }
    SeqQueue_Destroy(queue);
    
    printf("hello...
");
    system("pause");
    return ;
}