/* inet_ntoa ... */
#include <arpa/inet.h>
+/* errno stuff ... */
+#include <errno.h>
+
+/* read, close */
+#include <unistd.h>
+
+/* timing stuff */
+#include <sys/time.h>
+
+/* defines ... */
+#define MAX_SIZE 1024
+#define PRINT_RATE 100
+
+int print_rate(struct timeval *time_start,int t) {
+ struct timeval now;
+ int sec_t,usec_t;
+ unsigned int delta_t;
+ unsigned int kbs_t;
+ int count;
+
+ gettimeofday(&now,NULL);
+ sec_t=now.tv_sec-time_start->tv_sec;
+ usec_t=(now.tv_usec<time_start->tv_usec)
+ ?1000000-time_start->tv_usec+now.tv_usec
+ :now.tv_usec-time_start->tv_usec;
+ delta_t=sec_t*1000000+usec_t;
+ kbs_t=(t/delta_t)*(1000000/1024);
+ count=printf("total: %d MByte - average: %d kB/s",t/(1024*1024),kbs_t);
+ while(count--) printf("\b");
+
+ return 1;
+}
int main(int argc, char *argv[]) {
int listen_fd, send_fd;
- struct sockaddr_in local_addr, *remote_addr;
- int send_bytes, read_bytes;
+ struct sockaddr_in local_addr, remote_addr;
+ socklen_t remote_addr_len;
+ int send_bytes, read_bytes, total_read=0, total_send=0;
+ struct timeval time_start;
+ int i=0;
if(argc!=2) {
printf("usage: %s <port>\n",argv[0]);
exit(1);
}
- if(listen_fd=socket(AF_INET,SOCK_STREAM,0) == -1) {
+ if((listen_fd=socket(AF_INET,SOCK_STREAM,0)) == -1) {
printf("can't open socket.\n");
exit(1);
}
-
+
+ memset(&local_addr,0,sizeof(local_addr));
local_addr.sin_family=AF_INET;
local_addr.sin_port=htons(atoi(argv[1]));
local_addr.sin_addr.s_addr=htonl(INADDR_ANY);
- memset(&(local_addr.sin_zero),'\0',8);
- if(bind(listen_fd,(struct sockaddr)&local_addr,sizeof(struct sockaddr))==-1) {
- printf("unable to bind on port %d.\n",atoi(argv[1]);
+ if(bind(listen_fd,(struct sockaddr *)&local_addr,sizeof(local_addr))==-1) {
+ printf("unable to bind on port %d.\n",atoi(argv[1]));
+ perror("bind");
exit(1);
}
exit(1);
}
- if(send_fd=accept(listen_fd,(struct sockaddr *)remote_addr,
- sizeof(struct sockaddr_in)) {
+ remote_addr_len=sizeof(remote_addr);
+ if((send_fd=accept(listen_fd,(struct sockaddr *)&remote_addr,
+ &remote_addr_len))!=-1) {
printf("accepting connection from %s port %d.\n",
- inet_ntoa(remote_addr->sin_addr.s_addr),
- ntohs(remote_addr->sin_port));
+ inet_ntoa(remote_addr.sin_addr),
+ ntohs(remote_addr.sin_port));
+
+ /* time init */
+ gettimeofday(&time_start,NULL);
- /* send stuff .... */
- read_bytes=1;
- while(read_bytes>0) {
- char buf[1000];
- read_bytes=read(stdin,(void *)buf,sizeof(buf));
- send_bytes=send(send_fd,buf,sizeof(buf),0);
- }
+ /* send stuff .... */
+ read_bytes=1;
+ while(read_bytes>0) {
+ unsigned char buf[MAX_SIZE];
+
+ read_bytes=read(0,buf,sizeof(buf));
+ total_read+=read_bytes;
+ send_bytes=send(send_fd,buf,read_bytes,0);
+ total_send+=send_bytes;
+ if(!((i++)%PRINT_RATE)) print_rate(&time_start,total_send);
+ }
close(send_fd);
+ close(listen_fd);
printf("connection closed ...\n");
- prinrf("%d from %d total bytes sent.\n",send_bytes,read_bytes);
- return 0;
+ printf("%d from %d total bytes sent.\n",total_send,total_read);
+ }
+ return 0;
}