TCP之server.c
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#include "../Common/common.h"
int main(int argc, char *argv[])
{
//Input the file name
char filename[FILE_NAME_MAX_SIZE];
bzero(filename,FILE_NAME_MAX_SIZE);
printf("Please input the file name you wana to send:");
scanf("%s",&filename);
getchar();
//Create socket
int sockfd,connfd;
struct sockaddr_in svraddr,clientaddr;
bzero(&svraddr,sizeof(svraddr));
svraddr.sin_family=AF_INET;
svraddr.sin_addr.s_addr=htonl(INADDR_ANY);
svraddr.sin_port=htons(PORT);
sockfd=socket(AF_INET,SOCK_STREAM,0);
if(sockfd<0)
{
perror("socket");
exit(1);
}
//bind
if(bind(sockfd,(struct sockaddr*)&svraddr,sizeof(svraddr))<0)
{
perror("bind");
exit(1);
}
//listen
if(listen(sockfd,LISTENQ)<0)
{
perror("listen");
exit(1);
}
while(1)
{
socklen_t length=sizeof(clientaddr);
//accept
connfd=accept(sockfd,(struct sockaddr*)&clientaddr,&length);
if(connfd<0)
{
perror("connect");
exit(1);
}
//send file imformation
char buff[BUFFSIZE];
int count;
bzero(buff,BUFFSIZE);
strncpy(buff,filename,strlen(filename)>FILE_NAME_MAX_SIZE?FILE_NAME_MAX_SIZE:strlen(filename));
count=send(connfd,buff,BUFFSIZE,0);
if(count<0)
{
perror("Send file information");
exit(1);
}
//read file
FILE *fd=fopen(filename,"rb");
if(fd==NULL)
{
printf("File :%s not found!\n",filename);
}
else
{
bzero(buff,BUFFSIZE);
int file_block_length=0;
while((file_block_length=fread(buff,sizeof(char),BUFFSIZE,fd))>0)
{
printf("file_block_length:%d\n",file_block_length);
if(send(connfd,buff,file_block_length,0)<0)
{
perror("Send");
exit(1);
}
bzero(buff,BUFFSIZE);
}
fclose(fd);
printf("Transfer file finished !\n");
}
close(connfd);
}
close(sockfd);
return 0;
}
int main(int argc, char *argv[])
{
//Input the file name
char filename[FILE_NAME_MAX_SIZE];
bzero(filename,FILE_NAME_MAX_SIZE);
printf("Please input the file name you wana to send:");
scanf("%s",&filename);
getchar();
//Create socket
int sockfd,connfd;
struct sockaddr_in svraddr,clientaddr;
bzero(&svraddr,sizeof(svraddr));
svraddr.sin_family=AF_INET;
svraddr.sin_addr.s_addr=htonl(INADDR_ANY);
svraddr.sin_port=htons(PORT);
sockfd=socket(AF_INET,SOCK_STREAM,0);
if(sockfd<0)
{
perror("socket");
exit(1);
}
//bind
if(bind(sockfd,(struct sockaddr*)&svraddr,sizeof(svraddr))<0)
{
perror("bind");
exit(1);
}
//listen
if(listen(sockfd,LISTENQ)<0)
{
perror("listen");
exit(1);
}
while(1)
{
socklen_t length=sizeof(clientaddr);
//accept
connfd=accept(sockfd,(struct sockaddr*)&clientaddr,&length);
if(connfd<0)
{
perror("connect");
exit(1);
}
//send file imformation
char buff[BUFFSIZE];
int count;
bzero(buff,BUFFSIZE);
strncpy(buff,filename,strlen(filename)>FILE_NAME_MAX_SIZE?FILE_NAME_MAX_SIZE:strlen(filename));
count=send(connfd,buff,BUFFSIZE,0);
if(count<0)
{
perror("Send file information");
exit(1);
}
//read file
FILE *fd=fopen(filename,"rb");
if(fd==NULL)
{
printf("File :%s not found!\n",filename);
}
else
{
bzero(buff,BUFFSIZE);
int file_block_length=0;
while((file_block_length=fread(buff,sizeof(char),BUFFSIZE,fd))>0)
{
printf("file_block_length:%d\n",file_block_length);
if(send(connfd,buff,file_block_length,0)<0)
{
perror("Send");
exit(1);
}
bzero(buff,BUFFSIZE);
}
fclose(fd);
printf("Transfer file finished !\n");
}
close(connfd);
}
close(sockfd);
return 0;
}
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