prmbac4f6/Contact.c

#define _CRT_SECURE_NO_WARNINGS 1
#include "Contact.h"
 
void* check_capacity(pContact pc)//<2F><><EFBFBD><EFBFBD> 
{
	assert(pc);
	if (pc->sz == pc->capacity)//<2F>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
	{
		PeoInfo *tmp = realloc(pc->data, (pc->capacity + 2)*sizeof(PeoInfo));    //data<74>ı<EFBFBD><C4B1>ڴ棬 <20>µĴ<C2B5>С 
		if (tmp != NULL)   //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>ı<EFBFBD><C4B1>ڴ<EFBFBD><DAB4><EFBFBD>ִ<EFBFBD><D6B4> 
		{
			pc->data = tmp;
			pc->capacity += 2;
			return pc->data;
		}
		else
		{
			return NULL;
		}
	}
}
  
 
void LoadContact(pContact pc)   	//<2F><>ȡ--<2D><><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD>
{
	PeoInfo tmp = { 0 };
	FILE* pf = fopen("contact.dat", "rb");
	int i = 0;
	if (pf == NULL)
	{
		perror("open file for read");
		exit(EXIT_FAILURE);
	}
	while (fread(&tmp, sizeof(PeoInfo), 1, pf))  //<2F><>һ<EFBFBD><D2BB><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>
	{
		if (check_capacity(pc) != NULL)
		{
			pc->data[pc->sz] = tmp;
			pc->sz++;
		}
	}
	fclose(pf);
	pf = NULL;
}

void InitContact(pContact pc)  //<2F><>ʼ<EFBFBD><CABC> 
{
	assert(pc);
	pc->sz = 0;
	pc->data = (PeoInfo*)malloc(3 * sizeof(PeoInfo));//<2F><><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD> 
	pc->capacity = DEFAULT_SZ;
	//<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD>Ϣ
	LoadContact(pc);
}
void DestroyContact(pContact pc)//<2F>ͷŶ<CDB7>̬<EFBFBD>ڴ濪<DAB4>ٵĿռ<C4BF>
{
	assert(pc);
	free(pc->data);
	pc->data = NULL;
	pc->capacity = 0;
	pc->sz = 0;
}
 
 
void AddContact(pContact pc)   	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
{
	assert(pc);
	if (check_capacity(pc) == NULL)
	{
		return;
	}
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:>");
	scanf("%s", pc->data[pc->sz].name);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:>");
	scanf("%d", &(pc->data[pc->sz].age));
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>:>");
	scanf("%s", pc->data[pc->sz].sex);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>绰:>");
	scanf("%s", pc->data[pc->sz].tele);
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ:>");
	scanf("%s", pc->data[pc->sz].addr);
	pc->sz++;
}

void ShowContact(pContact pc)    //<2F><>ʾ<EFBFBD><CABE>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD>Ϣ
{
	assert(pc);
	int i = 0;
	printf("%10s\t%4s\t%5s\t%12s\t%20s\n", "name","age","sex","tele","addr");
	for (i = 0; i < pc->sz; i++)
	{
		printf("%10s\t%4d\t%5s\t%12s\t%20s\n",
			pc->data[i].name,
			pc->data[i].age,
			pc->data[i].sex,
			pc->data[i].tele,
			pc->data[i].addr);
	}
}
 
int FindEntry(pContact pc, char name[])  //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5> <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD> 
{
	int i = 0;
	assert(pc);
	for (i = 0; i < pc->sz; i++)
	{
		if (strcmp(pc->data[i].name, name) == 0)   //<2F>Ƚ<EFBFBD><C8BD>ַ<EFBFBD><D6B7>Ƿ<EFBFBD><C7B7><EFBFBD>ͬȷ<CDAC><C8B7><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD> 
		{
			return i;
		}
	}
	return -1;//<2F><><EFBFBD><EFBFBD>û<EFBFBD>ҵ<EFBFBD><D2B5><EFBFBD>ϵ<EFBFBD><CFB5> 
}
 
void DelContact(pContact pc)  //ɾ<><C9BE><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5> 
{
	assert(pc);
	char name[NAME_MAX] = { 0 };
	int i = 0;
	int j = 0;
	int pos = 0;
	if (pc->sz == 0)   //<2F>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD><CEAA>ͨѶ¼ 
	{
		printf("ͨѶ¼<EFBFBD>ѿգ<EFBFBD><EFBFBD>޷<EFBFBD>ɾ<EFBFBD><EFBFBD>\n");
		return;
	}
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫɾ<EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>>:");	//1.<2E><><EFBFBD><EFBFBD>
	scanf("%s", name);
	pos=FindEntry(pc, name);  //<2F>ж<EFBFBD>Ҫ<EFBFBD>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD> 
	if (pos!= -1)	//2.ɾ<><C9BE>
	{
		for (j = pos; j < pc->sz - 1; j++)   //<2F>ҵ<EFBFBD>λ<EFBFBD>ú<EFBFBD> <20><><EFBFBD><EFBFBD>ǰһ<C7B0><D2BB><EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD>ݼ<EFBFBD><DDBC><EFBFBD>λ 
		{
			pc->data[j] = pc->data[j + 1];
		}
		pc->sz--;
		printf("ɾ<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>\n");
	}
	else
	{
		printf("Ҫɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	}
}
 
void SearchContact(pContact pc)   //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5> 
{
	assert(pc);
	char name[NAME_MAX] = { 0 };
	int pos = 0;
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>>:");
	scanf("%s", name);
	pos=FindEntry(pc, name);   //<2F>ж<EFBFBD><D0B6>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD> 
	if (pos == -1)
	{
		printf("Ҫ<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	}
	else
	{
		printf("%10s\t%4s\t%5s\t%12s\t%20s\n", "name", "age", "sex", "tele", "addr");
		printf("%10s\t%4d\t%5s\t%12s\t%20s\n",
			pc->data[pos].name,
			pc->data[pos].age,
			pc->data[pos].sex,
			pc->data[pos].tele,
			pc->data[pos].addr);
	}
}
void ModifyContact(pContact pc)  //<2F>޸<EFBFBD><DEB8><EFBFBD>Ϣ 
{
	assert(pc);
	char name[NAME_MAX] = { 0 };
	int pos = 0;
	printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD>޸<EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>>:");
	scanf("%s", name);
	pos = FindEntry(pc, name);
	if (pos == -1)
	{
		printf("Ҫ<EFBFBD>޸ĵ<EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
	}
	else
	{
	
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:>");
		scanf("%s", pc->data[pos].name);
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:>");
		scanf("%d", &(pc->data[pos].age));
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>:>");
		scanf("%s", pc->data[pos].sex);
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>绰:>");
		scanf("%s", pc->data[pos].tele);
		printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ:>");
		scanf("%s", pc->data[pos].addr);
	}
}

void EmptyContact(pContact pc)  //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5> 
{
	pc->sz = 0;
	printf("ͨѶ¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n");
}
 
void SaveContact(pContact pc)  //<2F>洢<EFBFBD><E6B4A2>Ϣ //д<>ļ<EFBFBD>
{
	FILE* pf = fopen("contact.dat", "wb");
	int i = 0;
	if (pf == NULL)
	{
		perror("open file for write");
		exit(EXIT_FAILURE);
	}
	for (i = 0; i < pc->sz; i++)  //д<>ļ<EFBFBD>
	{
		fwrite(pc->data + i, sizeof(PeoInfo), 1, pf);
	}
	fclose(pf);
	pf = NULL;
 
}