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  • 大小: 16KB
    文件類型: .cpp
    金幣: 1
    下載: 1 次
    發布日期: 2021-05-29
  • 語言: C/C++
  • 標簽: OS??

資源簡介

操作系統課程設計，設備分配與磁盤調度算法的實現。

資源截圖

代碼片段和文件信息 

#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
using?namespace?std;
void?service（）;
void?invoke_disk（）;

const?int?MAX_DEVICE?=?12;
const?int?MAX_CONTROLLER?=?6;
const?int?MAX_CHANNEL?=?3;

struct?DCT?{
	string?device_type;
	int?device_id;
	int?device_status;
	int?COCT_id;
	
};

struct?SDT?{
	int?device_id;
	string?device_type;
	struct?DCT?DCT;
	
}SDT[MAX_DEVICE];

struct?COCT?{
	int?controller_id;
	int?controller_status;
	int?CHCT_id;
	
}COCT[MAX_CONTROLLER];

struct?CHCT?{
	int?channel_id;
	int?channel_status;
	int?COCT_id[MAX_CONTROLLER];
	
}CHCT[MAX_CHANNEL];

struct?PCB?{
	string?process_name;
	int?origin_id;
	int?device_id;
};

vector?allocated_device;
vector?block_device;
vector?block_controller;
vector?block_channel;


void?init_device（）?{
	int?tmp?=?10000;
	for?（int?i?=?0;?i?		SDT[i].device_id?=?tmp++?;
		SDT[i].device_type?=?i?%?2?==?0???“INPUT“?:?“OUTPUT“;?
		SDT[i].DCT.device_id?=?SDT[i].device_id;
		SDT[i].DCT.device_type?=?SDT[i].device_type;
		SDT[i].DCT.device_status?=?0;
		SDT[i].DCT.COCT_id?=?i?/?2;
	}
	
}

void?init_controller（）?{
	int?tmp?=?1000;
	for?（int?i?=?0;?i?		COCT[i].controller_id?=?tmp++;
		COCT[i].controller_status?=?0;
		COCT[i].CHCT_id?=?i?/?2;
	}
}
void?init_channel（）?{
	int?tmp?=?100;
	for?（int?i?=?0?j?=?0;?i?		CHCT[i].channel_id?=?tmp++;
		CHCT[i].channel_status?=?0;
		CHCT[i].COCT_id[0]?=?j++;
		CHCT[i].COCT_id[1]?=?j++;
	}
}
void?menu（）?{
	cout?<????cout?<????cout?<????cout?<????cout?<}

void?show_SDT（）?{
???	cout?<????cout?<????cout?<????for（int?i?=?0;?i?????????cout?<????}
????cout?<????for（int?i?=?0;?i?????	cout?<????}
????cout?<????for（int?i?=?0;?i?????	cout?<????}
????cout?<}

int?check_device_allocate（int?device_id）?{
	int?flag?=?-1;
	for?（int?i?=?0;?i?		if?（device_id?==?SDT[i].device_id）?{
			flag?=?i;
			break;
		}
	}
	return?flag;
}

void?allocate_device（）?{
	int?device_id;
	int?flag;
	struct?PCB?PCB;
	string?process_name;
	
	show_SDT（）;
	cout?<	cin?>>?process_name;
	cout?<

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