added messege communication betweenn client and serverin iperf_api.c, moved state to iperf_settings in iperf_api.h
This commit is contained in:
parent
d7f56e1528
commit
16975b3bba
211
src/iperf_api.c
211
src/iperf_api.c
@ -34,11 +34,41 @@ static struct option longopts[] =
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{ "bandwidth", required_argument, NULL, 'b' },
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{ "bandwidth", required_argument, NULL, 'b' },
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{ "length", required_argument, NULL, 'l' },
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{ "length", required_argument, NULL, 'l' },
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{ "window", required_argument, NULL, 'w' },
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{ "window", required_argument, NULL, 'w' },
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{"interval", required_argument, NULL, 'i'},
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{"interval", required_argument, NULL, 'i'},
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{"NoDelay", no_argument, NULL, 'N'},
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{"Print-MSS", no_argument, NULL, 'm'},
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{"Set-MSS", required_argument, NULL, 'M'},
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{ NULL, 0, NULL, 0 }
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{ NULL, 0, NULL, 0 }
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};
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};
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char *fill_data(char *buf, int state)
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{
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int i;
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switch(state)
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{
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case STREAM_BEGIN:
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buf[0]= (char) STREAM_BEGIN;
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break;
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case STREAM_END:
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buf[0]= (char) STREAM_END;
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break;
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case RESULT_REQUEST:
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buf[0]= (char) RESULT_REQUEST;
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break;
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default:
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buf[0]= 0;
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break;
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}
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for(i=1; i < sizeof(buf); i++)
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buf[i] = i % 37;
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return buf;
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}
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int getsock_tcp_mss( int inSock )
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int getsock_tcp_mss( int inSock )
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{
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{
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int theMSS = 0;
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int theMSS = 0;
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@ -143,50 +173,66 @@ void Display(struct iperf_test *test)
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int iperf_tcp_recv(struct iperf_stream *sp)
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int iperf_tcp_recv(struct iperf_stream *sp)
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{
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{
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int result;
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int result, messege;
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int size = sp->settings->blksize;
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int size = sp->settings->blksize;
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char *buf = (char *) malloc(size);
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char *buf = (char *) malloc(size);
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if(!buf)
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if(!buf)
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{
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{
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perror("malloc: unable to allocate receive buffer");
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perror("malloc: unable to allocate receive buffer");
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}
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}
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do{
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do{
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result = recv(sp->socket, buf, size, 0);
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result = recv(sp->socket, buf, size, 0);
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} while (result == -1 && errno == EINTR);
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} while (result == -1 && errno == EINTR);
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sp->result->bytes_received+= result;
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//interprete the type of messege in packet
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return result;
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if(result > 0)
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{
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messege = (int) buf[0];
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}
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sp->result->bytes_received+= result;
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if(messege == STREAM_END)
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printf("end received \n");
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free(buf);
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return messege;
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}
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}
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int iperf_udp_recv(struct iperf_stream *sp)
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int iperf_udp_recv(struct iperf_stream *sp)
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{
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{
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int result, messege;
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int result;
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int size = sp->settings->blksize;
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int size = sp->settings->blksize;
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char *buf = (char *) malloc(size);
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char *buf = (char *) malloc(size);
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if(!buf)
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if(!buf)
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{
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{
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perror("malloc: unable to allocate receive buffer");
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perror("malloc: unable to allocate receive buffer");
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}
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}
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do{
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do{
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result = recv(sp->socket, buf, size, 0);
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result = recv(sp->socket, buf, size, 0);
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} while (result == -1 && errno == EINTR);
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} while (result == -1 && errno == EINTR);
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sp->result->bytes_received+= result;
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//interprete the type of messege in packet
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messege = (int) buf[0];
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return result;
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if(messege!= STREAM_END)
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sp->result->bytes_received+= result;
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if(messege == STREAM_END)
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printf("end received \n");
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//free(buf);
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return messege;
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}
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}
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int iperf_tcp_send(struct iperf_stream *sp)
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int iperf_tcp_send(struct iperf_stream *sp)
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{
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{
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int result,i;
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int result;
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int size = sp->settings->blksize;
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int size = sp->settings->blksize;
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char *buf = (char *) malloc(size);
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char *buf = (char *) malloc(size);
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@ -194,8 +240,14 @@ int iperf_tcp_send(struct iperf_stream *sp)
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{
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{
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perror("malloc: unable to allocate transmit buffer");
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perror("malloc: unable to allocate transmit buffer");
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}
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}
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for(i=0; i < size; i++)
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buf[i] = i % 37;
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//applicable for 1st packet sent
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if(sp->settings->state == STREAM_BEGIN)
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{
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sp->settings->state = TEST_RUNNING;
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}
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buf = fill_data(buf, sp->settings->state);
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result = send(sp->socket, buf, size , 0);
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result = send(sp->socket, buf, size , 0);
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sp->result->bytes_sent+= size;
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sp->result->bytes_sent+= size;
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@ -205,7 +257,7 @@ int iperf_tcp_send(struct iperf_stream *sp)
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int iperf_udp_send(struct iperf_stream *sp)
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int iperf_udp_send(struct iperf_stream *sp)
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{
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{
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int result,i;
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int result;
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struct timeval before, after;
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struct timeval before, after;
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int64_t delayus, adjustus, dtargus;
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int64_t delayus, adjustus, dtargus;
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int size = sp->settings->blksize;
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int size = sp->settings->blksize;
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@ -220,11 +272,22 @@ int iperf_udp_send(struct iperf_stream *sp)
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assert(dtargus != 0);
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assert(dtargus != 0);
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for(i=0; i < size; i++)
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// applicable for 1st packet sent
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buf[i] = i % 37;
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if(sp->settings->state == STREAM_BEGIN)
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{
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buf = fill_data(buf, sp->settings->state);
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sp->settings->state = TEST_RUNNING;
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}
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else
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{
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buf = fill_data(buf, sp->settings->state);
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}
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if(((struct timer *) sp->data)->expired((struct timer *) sp->data))
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if(((struct timer *) sp->data)->expired((struct timer *) sp->data))
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{
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{
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// applicable for 1s packet sent
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if(sp->settings->state == STREAM_BEGIN)
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sp->settings->state = TEST_RUNNING;
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if(gettimeofday(&before, 0) < 0)
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if(gettimeofday(&before, 0) < 0)
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perror("gettimeofday");
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perror("gettimeofday");
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@ -239,10 +302,10 @@ int iperf_udp_send(struct iperf_stream *sp)
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adjustus += (before.tv_sec - after.tv_sec) * SEC_TO_US ;
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adjustus += (before.tv_sec - after.tv_sec) * SEC_TO_US ;
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adjustus += (before.tv_usec - after.tv_usec);
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adjustus += (before.tv_usec - after.tv_usec);
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printf(" the adjust time = %lld \n",dtargus- adjustus);
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//printf(" the adjust time = %lld \n",dtargus- adjustus);
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// if( adjustus > 0) {
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if( adjustus > 0) {
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dtargus = adjustus;
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dtargus = adjustus;
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//}
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}
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memcpy(&before, &after, sizeof before);
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memcpy(&before, &after, sizeof before);
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// RESET THE TIMER
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// RESET THE TIMER
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@ -282,7 +345,6 @@ void iperf_defaults(struct iperf_test *testp)
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testp->role = 's';
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testp->role = 's';
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testp->duration = 10;
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testp->duration = 10;
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testp->server_port = 5001;
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testp->server_port = 5001;
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testp->state = TEST_START;
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testp->mFormat = 'a';
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testp->mFormat = 'a';
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@ -300,6 +362,8 @@ void iperf_init_test(struct iperf_test *test)
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struct iperf_stream *sp;
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struct iperf_stream *sp;
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int i, s=0;
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int i, s=0;
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test->default_settings->state = TEST_START;
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if(test->role == 's')
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if(test->role == 's')
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{
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{
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test->listener_sock = netannounce(test->protocol, NULL, test->server_port);
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test->listener_sock = netannounce(test->protocol, NULL, test->server_port);
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@ -396,7 +460,7 @@ char *iperf_reporter_callback(struct iperf_test *test)
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char *messege = (char *) malloc(200);
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char *messege = (char *) malloc(200);
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char *messege_final = (char *) malloc(test->num_streams * 50 + 200);
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char *messege_final = (char *) malloc(test->num_streams * 50 + 200);
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if(test->state == TEST_RUNNING)
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if(test->default_settings->state == TEST_RUNNING)
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{
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{
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printf("\n----------------INTERVAL [%d to %d]----------------\n", sp->result->interval_results->interval_duration - test->stats_interval,
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printf("\n----------------INTERVAL [%d to %d]----------------\n", sp->result->interval_results->interval_duration - test->stats_interval,
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@ -429,7 +493,7 @@ char *iperf_reporter_callback(struct iperf_test *test)
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}
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}
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// PRINT TOTAL
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// PRINT TOTAL
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if(test->state == TEST_END)
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if(test->default_settings->state == TEST_END)
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{
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{
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bytes =0;
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bytes =0;
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sp= test->streams;
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sp= test->streams;
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@ -441,8 +505,7 @@ char *iperf_reporter_callback(struct iperf_test *test)
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{
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{
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if(test->role == 'c')
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if(test->role == 'c')
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{
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{
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bytes+= sp->result->bytes_sent;
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bytes+= sp->result->bytes_sent;
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gettimeofday( &sp->result->end_time, NULL);
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gettimeofday( &sp->result->end_time, NULL);
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unit_snprintf(ubuf, UNIT_LEN, (double) (sp->result->bytes_sent /(sp->result->end_time.tv_sec - sp->result->start_time.tv_sec)), test->mFormat);
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unit_snprintf(ubuf, UNIT_LEN, (double) (sp->result->bytes_sent /(sp->result->end_time.tv_sec - sp->result->start_time.tv_sec)), test->mFormat);
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@ -451,8 +514,7 @@ char *iperf_reporter_callback(struct iperf_test *test)
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}
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}
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else if(test->role == 's')
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else if(test->role == 's')
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{
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{
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bytes+= sp->result->bytes_received;
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bytes+= sp->result->bytes_received;
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gettimeofday( &sp->result->end_time, NULL);
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unit_snprintf(ubuf, UNIT_LEN, (double) sp->result->bytes_received /(sp->result->end_time.tv_sec - sp->result->start_time.tv_sec), test->mFormat);
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unit_snprintf(ubuf, UNIT_LEN, (double) sp->result->bytes_received /(sp->result->end_time.tv_sec - sp->result->start_time.tv_sec), test->mFormat);
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printf("[%d]\t %llu bytes received %s per sec \n",sp->socket, sp->result->bytes_received, ubuf);
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printf("[%d]\t %llu bytes received %s per sec \n",sp->socket, sp->result->bytes_received, ubuf);
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@ -557,7 +619,9 @@ struct iperf_stream *iperf_new_stream(struct iperf_test *testp)
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gettimeofday(&sp->result->start_time, NULL);
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gettimeofday(&sp->result->start_time, NULL);
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sp->result->interval_results->bytes_transferred = 0;
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sp->result->interval_results->bytes_transferred = 0;
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sp->result->interval_results->interval_duration = 0;
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sp->result->interval_results->interval_duration = 0;
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sp->settings->state = STREAM_BEGIN;
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return sp;
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return sp;
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}
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}
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@ -759,7 +823,7 @@ void iperf_run_server(struct iperf_test *test)
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{
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{
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struct timeval tv;
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struct timeval tv;
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struct iperf_stream *n;
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struct iperf_stream *n;
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int j, result,count= 0;
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int j,result, messege,count= 0;
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char *read = NULL;
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char *read = NULL;
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FD_ZERO(&test->read_set);
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FD_ZERO(&test->read_set);
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@ -782,20 +846,18 @@ void iperf_run_server(struct iperf_test *test)
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else if (result < 0 && errno != EINTR)
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else if (result < 0 && errno != EINTR)
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printf("Error in select(): %s\n", strerror(errno));
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printf("Error in select(): %s\n", strerror(errno));
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// Accept a new connection
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else if(result >0)
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else if(result >0)
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{
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{
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// Accept a new connection
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if (FD_ISSET(test->listener_sock, &test->temp_set))
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if (FD_ISSET(test->listener_sock, &test->temp_set))
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{
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{
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test->accept(test);
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test->accept(test);
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count++;
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count++;
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FD_CLR(test->listener_sock, &test->temp_set);
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FD_CLR(test->listener_sock, &test->temp_set);
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}
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}
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// test end message ?
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//result_request message ?
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//Process the sockets for read operation
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//Process the sockets for read operation
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for (j=0; j< test->max_fd+1; j++)
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for (j=0; j< test->max_fd+1; j++)
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{
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{
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@ -803,39 +865,39 @@ void iperf_run_server(struct iperf_test *test)
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{
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{
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// find the correct stream
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// find the correct stream
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n = find_stream_by_socket(test,j);
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n = find_stream_by_socket(test,j);
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result = n->rcv(n);
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messege = n->rcv(n);
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if(result == 0)
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if(messege == STREAM_END)
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{
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{
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// stream shutdown message
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printf("result requested");
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gettimeofday(&n->result->end_time, NULL);
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count --;
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count --;
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FD_CLR(j, &test->read_set);
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FD_CLR(j, &test->read_set);
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}
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}
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else if(result < 0)
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{
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printf("Error in recv(): %s\n", strerror(errno));
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}
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} // end if (FD_ISSET(j, &temp_set))
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} // end if (FD_ISSET(j, &temp_set))
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}// end for (j=0;...)
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}// end for (j=0;...)
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// Detect if ALL streams have finished
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// Detect if ALL streams have finished
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if(count == 0)
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if(count == 0)
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{
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{
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test->state = TEST_END;
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test->default_settings->state = TEST_END;
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read = test->reporter_callback(test);
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read = test->reporter_callback(test);
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puts(read);
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puts(read);
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// FREE ALL STREAMS
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// FREE ALL STREAMS
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n = test->streams;
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n = test->streams;
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while(n)
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while(n)
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{
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{
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close(n->socket);
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close(n->socket);
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printf("socket closed");
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iperf_free_stream(test, n);
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iperf_free_stream(test, n);
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n= n->next;
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n= n->next;
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}
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}
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printf(" TEST ENDED\n");
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printf(" TEST ENDED\n");
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break;
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}
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}
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}// end else (result>0)
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}// end else (result>0)
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@ -874,8 +936,7 @@ void iperf_run_client(struct iperf_test *test)
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{
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{
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sp->data = new_timer(0, dtargus);
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sp->data = new_timer(0, dtargus);
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sp= sp->next;
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sp= sp->next;
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}
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}
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}
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}
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timer = new_timer(test->duration, 0);
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timer = new_timer(test->duration, 0);
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@ -920,29 +981,39 @@ void iperf_run_client(struct iperf_test *test)
|
|||||||
reporter_interval = new_timer(test->reporter_interval,0);
|
reporter_interval = new_timer(test->reporter_interval,0);
|
||||||
}
|
}
|
||||||
|
|
||||||
}// while outer timer
|
}// while outer timer
|
||||||
|
|
||||||
|
// sending STREAM_END packets
|
||||||
test->state = TEST_END;
|
|
||||||
test->reporter_callback(test);
|
|
||||||
|
|
||||||
// Send the EOF - 0 buffer packets
|
|
||||||
sp = test->streams;
|
sp = test->streams;
|
||||||
np = sp;
|
np = sp;
|
||||||
do {
|
do
|
||||||
|
{
|
||||||
|
sp = np;
|
||||||
|
sp->settings->state = STREAM_END;
|
||||||
|
sp->snd(sp);
|
||||||
|
printf("sent last packet\n");
|
||||||
|
np = sp->next;
|
||||||
|
} while (np);
|
||||||
|
|
||||||
|
test->default_settings->state = TEST_END;
|
||||||
|
test->reporter_callback(test);
|
||||||
|
|
||||||
|
// Deleting all streams
|
||||||
|
sp = test->streams;
|
||||||
|
np = sp;
|
||||||
|
do
|
||||||
|
{
|
||||||
sp = np;
|
sp = np;
|
||||||
send(sp->socket, buf, 0, 0);
|
|
||||||
np = sp->next;
|
|
||||||
close(sp->socket);
|
close(sp->socket);
|
||||||
iperf_free_stream(test, sp);
|
iperf_free_stream(test, sp);
|
||||||
|
np = sp->next;
|
||||||
} while (np);
|
} while (np);
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
int iperf_run(struct iperf_test *test)
|
int iperf_run(struct iperf_test *test)
|
||||||
{
|
{
|
||||||
test->state = TEST_RUNNING;
|
test->default_settings->state = TEST_RUNNING;
|
||||||
|
|
||||||
if(test->role == 's')
|
if(test->role == 's')
|
||||||
{
|
{
|
||||||
@ -993,13 +1064,13 @@ main(int argc, char **argv)
|
|||||||
test->num_streams = atoi(optarg);
|
test->num_streams = atoi(optarg);
|
||||||
break;
|
break;
|
||||||
case 'b':
|
case 'b':
|
||||||
test->default_settings->rate = atoi(optarg);
|
test->default_settings->rate = unit_atof(optarg);
|
||||||
break;
|
break;
|
||||||
case 'l':
|
case 'l':
|
||||||
test->default_settings->blksize = atol(optarg);
|
test->default_settings->blksize = atol(optarg);
|
||||||
break;
|
break;
|
||||||
case 'w':
|
case 'w':
|
||||||
test->default_settings->socket_bufsize = atoi(optarg);
|
test->default_settings->socket_bufsize = unit_atof(optarg);
|
||||||
case 'i':
|
case 'i':
|
||||||
test->stats_interval = atoi(optarg);
|
test->stats_interval = atoi(optarg);
|
||||||
test->reporter_interval = atoi(optarg);
|
test->reporter_interval = atoi(optarg);
|
||||||
|
@ -1,4 +1,4 @@
|
|||||||
typedef uint64_t iperf_size_t;
|
typedef uint64_t iperf_size_t;
|
||||||
|
|
||||||
struct iperf_interval_results
|
struct iperf_interval_results
|
||||||
{
|
{
|
||||||
@ -29,6 +29,7 @@ struct iperf_settings
|
|||||||
int MSS; //for TCP MSS
|
int MSS; //for TCP MSS
|
||||||
int ttl;
|
int ttl;
|
||||||
int tos;
|
int tos;
|
||||||
|
int state; // This is state of a stream/test - can use Union for this
|
||||||
};
|
};
|
||||||
|
|
||||||
struct iperf_stream
|
struct iperf_stream
|
||||||
@ -64,8 +65,8 @@ struct iperf_test
|
|||||||
char *server_hostname; // arg of -c
|
char *server_hostname; // arg of -c
|
||||||
int server_port; // arg of -p
|
int server_port; // arg of -p
|
||||||
int duration; // total duration of test -t
|
int duration; // total duration of test -t
|
||||||
int listener_sock;
|
int listener_sock;
|
||||||
int state;
|
|
||||||
|
|
||||||
/*boolen variables for Options */
|
/*boolen variables for Options */
|
||||||
int mDaemon; // -D
|
int mDaemon; // -D
|
||||||
@ -130,7 +131,11 @@ enum {
|
|||||||
|
|
||||||
#define TEST_START 1
|
#define TEST_START 1
|
||||||
#define TEST_RUNNING 2
|
#define TEST_RUNNING 2
|
||||||
#define TEST_END 3
|
#define RESULT_REQUEST 3
|
||||||
|
#define RESULT_RESPOND 4
|
||||||
|
#define TEST_END 5
|
||||||
|
#define STREAM_BEGIN 6
|
||||||
|
#define STREAM_END 7
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* iperf_new_test -- return a new iperf_test with default values
|
* iperf_new_test -- return a new iperf_test with default values
|
||||||
|
Loading…
Reference in New Issue
Block a user