global.h

自己写的一个ftp client

#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>

//////////////////////////////some global define//////////////////////////////
int controlfd;
int datafd;
int status;
char *remoteaddr;
char *username;
char *remotecwd;
char *remoteostype;
char *transmittype;

struct linebuf{
	char *buf;
	int size;
};
/////////////////////////some function////////////////////////////////
void readline( int fd , struct linebuf *lbuf );
void getline( char *buf);

struct linebuf* inilinebuf( int size );
void freelinebuf(struct linebuf* lbuf );
void *xrealloc(void *ptr,int size);
///////////////////////define some status for ftpclient//////////////
#define DISCONNECTED 0
#define CONNECTED 1
#define LOGINERROR 2
#define LOGINED 3

//////////////////////////////////////////////////////////////////////