unix环境高级编程消息队列应用---本地银行C语言

本地银行

结构体 account.h

#ifndef _ACCOUNT_H__
#define _ACCOUNT_H__

//客户端 操作  一个操作对应一个消息类型  服务器返回同样的消息类型
enum OPER{
   OPEN=1,LOGIN,GETM,SAVEM,MOVEM,PASS,CHECK,DEST,QUIT};

#define CARD_NO_LEN 16
#define PASS_LEN 6
#define NAME_LEN 48
#define ID_LEN 18
#define TEL_LEN 12
typedef struct Account{
   
	char cardNo[CARD_NO_LEN]; //账户  自动生成的
	char pass[PASS_LEN];      //密码
	char name[NAME_LEN];      //姓名
	char id[ID_LEN];          //身份证号码
	char tel[TEL_LEN];        //联系方式
	float balance;            //余额
}Account;

typedef struct OpenRet{
   
	int status;               //开户成功或者失败
	char cardNo[CARD_NO_LEN]; //账号
}OpenRet;

typedef struct Login{
   
	char cardNo[CARD_NO_LEN];
	char pass[PASS_LEN];
}Login;

typedef struct LoginRet{
   
	int status;              //登录成功或者失败
	struct Account act;      //返回登录的帐户所有信息
}LoginRet;

typedef struct GetM{
   
	float money;	
}GetM;

typedef struct GetMRet{
   
	int status;
	float balance;
}GetMRet;

typedef struct SaveM{
   
	float money;
}SaveM;

typedef struct SaveMRet{
   
	int status;
	float balance;
}SaveMRet;

typedef struct MoveM{
   
	char destCardNo[CARD_NO_LEN];   //对方账户
	float money;
}MoveM;

typedef struct MoveMRet{
   
	int status;
	float balance;
}MoveMRet;

typedef struct Pass{
   
	char pass[PASS_LEN];	
}Pass;

typedef struct Ret{
   
	int status;
}Ret;


#endif //_ACCOUNT_H__

business.h

#ifndef _BUSINESS_H__
#define _BUSINESS_H__

#include <stdio.h>
#include "msgque.h"
#include "account.h"

size_t business_entry(struct Msg *msg);

#endif //_BUSINESS_H__

business.c

#include "business.h"
#include "log.h"
#include "open.h"
#include "login.h"
#include "run.h"



size_t business_entry(struct Msg *msg)
{
   
	LOG_ERROR("msgtype:%d\n",msg->type);
	static Account *pact = NULL;    //记录登录的服务器
	size_t size = 0;
	if(pact == NULL)
	{
   
		switch(msg->type)
		{
   
			case OPEN: msg_open();
			case LOGIN:	msg_login();
			default:	
			break;
		}
	}
	else
	{
   
		switch(msg->type)
		{
   
			case GETM: msg_getm(struct Msg *msg);
			case SAVEM:msg_savem(struct Msg *msg);
			case MOVEM:msg_movem(struct Msg *msg);
			case PASS:msg_pass(struct Msg *msg);
			case DEST:msg_dest(struct Msg *msg);
			case CHECK:msg_check(struct Msg *msg);
			case QUIT:
				pact = NULL;
			default:
		}
	}
	return size;	
}

login.h

#ifndef _LOGIN_H__
#define _LOGIN_H__

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#include <fcntl.h>
#include <signal.h>
#include "account.h"

#endif //_LOGIN_H__

login.c

#include "login.h"
#include "useroper.h"
	static int msgid1;
	static int msgid2;
	msgid1 = msg_create(PATH,PRO1);
	msgid2 = msg_create(PATH,PRO2);

	while(1)
	{
   
		struct Msg msg={
   };
		msgrcv(msgid1,&msg,sizeof(Msg),7,0);
		struct Account account;
		Account *account = (Account