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sendFIle_server.cpp
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sendFIle_server.cpp
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#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <assert.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <error.h>
#include <string.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/sendfile.h>
#define BUFFER_SIZE 1024
/* define two kinds http static code and static message */
static const char* status_line[2] = {"200 OK","500 Internal server error"};
//client
int main(int argc, char *argv[])
{
if ( argc < 2 )
{
printf("usage: %s ip_address port_number\n", basename( argv[0] ));
return 1;
}
const char* ip = argv[1];
int port = atoi( argv[2] );
const char *file_name = argv[3];
struct sockaddr_in address;
bzero( &address, sizeof( address ) );
address.sin_family = AF_INET;
inet_pton( AF_INET, ip, &address.sin_addr );
address.sin_port = htons(port);
int fiedfd = open( file_name, O_RDONLY );
assert( fiedfd > 0 );
struct stat stat_buf;
fstat( fiedfd, &stat_buf );
int sock = socket( AF_INET, SOCK_STREAM, 0 );
assert( sock >= 0 );
int ret = bind( sock, (struct sockaddr*)&address, sizeof(address));
assert( ret != -1);
ret = listen( sock, 5 );
assert( ret != -1);
struct sockaddr_in client;
socklen_t client_addrlength = sizeof(client);
int connfd = accept( sock, (struct sockaddr*)&client, &client_addrlength );
if ( connfd < 0 )
{
printf("error");
}
else
{
sendfile( connfd, fiedfd, NULL, stat_buf.st_size );
close( connfd );
}
close( sock );
return 0;
}