parse_cmd.c

一个网络传输文件程序

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "input_check.h"
#include "parse_cmd.h"

int parse_cmd(char *argv1, char *argv2, command *cmd)
{
	int  flag1=0,flag2=0;
	char *p,*q;
	char *f_name;
	
	for(p=argv1; *p!='\0'; p++)
		if(*p==':'){ flag1=1; break;}
	
	for(q=argv2; *q!='\0'; q++)
		if(*q==':'){ flag2=1; break;}

	if(flag1==1 && flag2!=1){				/*** get ****/	
		
		strncpy(cmd->IP,argv1,p-argv1);
		cmd->IP[p-argv1]='\0';
		strcpy(cmd->servpath,p+1);
		sscanf(argv2,"%s",cmd->clientpath);
		if(cmd->clientpath[strlen(cmd->clientpath)-1] != '/')
			strcat(cmd->clientpath,"/");
		if(client_checkDIR(cmd->clientpath)!=0){	/*** cheak the Directory ***/
			return 1;
		}
		if(checkIP(cmd->IP)!=0){			/******** cheak  IP *******/
			return 1;
		}
		cmd->type=1;
		
		for(p=argv1; *p!='\0'; p++)
			if(*p=='/') f_name=p;
		f_name++;
		strcat(cmd->clientpath,f_name);
	}	
	else if(flag2==1 && flag1!=1){			/*** put ***/	

		strncpy(cmd->IP,argv2,q-argv2);
		strcpy(cmd->servpath,q+1);
		sscanf(argv1,"%s",cmd->clientpath);
		if(cmd->servpath[strlen(cmd->servpath)-1] != '/')
			strcat(cmd->servpath,"/");
		if(client_checkfile(cmd->clientpath)!=0){	/*** cheak the file name ***/
			return 1;
		}
		if(checkIP(cmd->IP)!=0){			/******** cheak  IP *******/
			return 1;
		}
		cmd->type=0;

		for(p=argv1; *p!='\0'; p++)
			if(*p=='/') f_name=p;
		f_name++;
		strcat(cmd->servpath,f_name);
	}
	else{
		printf("input error\n");
		return 1;
	}

	return 0;
}