/*===============================================================
* Copyright (C) 2020 All rights reserved.
*
* 文件名称：server_func.c
* 创 建 者：supermesummer
* 创建日期：2020年08月20日
* 描 述：
*
* 更新日志：
*
================================================================*/
#include "server.h"
#define N 2048
int OK=1;
int server_init(short port,int backlog)
{
int fd;
if(-1 == (fd = socket(AF_INET,SOCK_STREAM,0)))
{
perror("socket");
exit(-1);
}
struct sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
addr.sin_addr.s_addr = inet_addr("0.0.0.0");
if(-1 == bind(fd,(void *)&addr,sizeof(addr)))
{
perror("bind");
exit(-1);
}
if(-1 == listen(fd,backlog))
{
perror("listen");
exit(-1);
}
printf("listening...\n");
return fd;
}
int server_wait(int fd)
{
struct sockaddr_in cddr;
int len = sizeof(cddr);
bzero(&cddr,len);
int newfd;
newfd = accept(fd,(void *)&cddr,&len);
if(-1 == newfd)
{
perror("accept");
exit(-1);
}
printf("用户%s链接成功\n",inet_ntoa(cddr.sin_addr));
return newfd;
}
void get_clear(char *buf)
{
int i = 0;
while(1)
{
if(*(buf+i) == '\n')
{
*(buf+i) = '\0';
break;
}
i++;
}
}
int getfile(char *path,int sfd)
{
int fd = open(path,O_RDONLY);
int ret,len,num=0;
float pro;
if(fd < 0)
{
perror("getfile open");
return -1;
}
len = lseek(fd,0,SEEK_END);
printf("下载的文件大小为：%d\n",len);
write(sfd,&len,sizeof(len));
lseek(fd,0,SEEK_SET);
char buf[N] = {0};
while((ret = read(fd,buf,N-1)))
{
num += ret;
printf("%.2f\%\n",(float)num/(float)len*100);
write(sfd,buf,ret);
bzero(buf,sizeof(buf));
}
printf("下载完成！\n");
close(fd);
return 0;
}
int putfile(char *path,int sfd)
{
printf("%s\n",path);
int fd = open(path,O_CREAT | O_RDWR,0664);
int ret,len=0,num=0;
if(fd < 0)
{
perror("putfile open");
return -1;
}
char buf[N] = {0};
write(sfd,&OK,4);
read(sfd,&len,4);
printf("%s文件大小为：%d\n",path,len);
float pro;
while(1)
{
ret = read(sfd,buf,N-1);
write(fd,buf,ret);
num += ret;
pro = (float)num/(float)len;
printf("%.2f%\n",pro*100);
bzero(buf,sizeof(buf));
if(num >= len)
break;
}
printf("上传成功!\n");
close(fd);
return 0;
}
int getlist(int newfd)
{
DIR *dir;
if(NULL ==(dir = opendir(".")))
{
perror("opendir");
return -1;
}
struct dirent *dirp;
char buf[1024]={0};
char *p;
int len=0;
p = buf;
while((dirp = readdir(dir)))
{
if(8 == dirp->d_type){
sprintf(p,"%s ",dirp->d_name);
p += (strlen(dirp->d_name)+1);
len += (strlen(dirp->d_name)+1);
}
}
printf("%d\n",len);
printf("%s\n",buf);
write(newfd,&len,4);
write(newfd,buf,len);
closedir(dir);
return 0;
}
基于Qt的文件网络传输项目,服务器运行在linux,客户端运行在win10系统.zip （18个子文件） 
ok_x 
widget.ui 3KB widget.cpp 9KB file_client.pro 1KB logwin.h 680B signwin.h 666B logwin.ui 3KB main.cpp 164B file_client.pro.user 24KB signwin.ui 2KB server link_sql.c 1KB server_func.c 4KB file_servers.c 3KB link_sql.h 662B server.h 874B recvthr.h 6KB signwin.cpp 928B logwin.cpp 883B widget.h 2KB资源评论
