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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5941 818b1a75-f10b-46b9-bf7c-635c3b92a50f

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This commit is contained in:
Raymond Knopp
2014-10-27 16:31:15 +00:00
parent a8ec323b99
commit b9ba3d80aa
1 changed files with 17 additions and 13 deletions
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targets/RT/USER/rrh.c
+17 -13
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@@ -72,12 +72,13 @@ void *rrh_eNB_thread(void *arg) {
int16_t cmd,nsamps,antenna_index;
ssize_t bytes_received;
openair0_timestamp timestamp_tx,timestamp_rx=0;
int local_host = 0;
ssize_t bytes_sent;
while (rrh_exit==0) {
sockid=socket(AF_INET,SOCK_DGRAM,0);
sockid=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
if (sockid==-1) {
perror("Cannot create socket: ");
rrh_exit=1;
@@ -87,7 +88,7 @@ void *rrh_eNB_thread(void *arg) {
bzero((char *)&serveraddr,sizeof(serveraddr));
serveraddr.sin_family=AF_INET;
serveraddr.sin_port=htons(rrh_desc->port);
inet_pton(AF_INET,"127.0.0.1",&serveraddr.sin_addr.s_addr);
inet_pton(AF_INET,"0.0.0.0",&serveraddr.sin_addr.s_addr);
inet_ntop(AF_INET, &(serveraddr.sin_addr), str, INET_ADDRSTRLEN);
printf("Binding to socket for %s:%d\n",str,ntohs(serveraddr.sin_port));
@@ -101,6 +102,9 @@ void *rrh_eNB_thread(void *arg) {
while (rrh_exit==0) {
// get header info
bzero((void*)&clientaddr,sizeof(struct sockaddr));
clientaddrlen = sizeof(struct sockaddr);
bytes_received = recvfrom(sockid,msg_header,4+sizeof(openair0_timestamp),0,&clientaddr,&clientaddrlen);
cmd = msg_header[0];
antenna_index = cmd>>1;
@@ -108,22 +112,21 @@ void *rrh_eNB_thread(void *arg) {
nsamps = *(int16_t *)(msg_header+2);
cmd = cmd&1;
inet_ntop(AF_INET, &(((struct sockaddr_in*)&clientaddr)->sin_addr), str, INET_ADDRSTRLEN);
if ((((struct sockaddr_in*)&clientaddr)->sin_addr.s_addr) == 0) local_host = 1;
else local_host = 0;
switch (cmd) {
case 0: // RX
printf("Received RX request for antenna %d, nsamps %d (from %s:%d)\n",antenna_index,nsamps,str,
ntohs(((struct sockaddr_in*)&clientaddr)->sin_port),INET_ADDRSTRLEN);
// printf("Received RX request for antenna %d, nsamps %d (from %s:%d)\n",antenna_index,nsamps,str,
// ntohs(((struct sockaddr_in*)&clientaddr)->sin_port));
// send return
if (sendto(sockid,
&rx_buffer[antenna_index][timestamp_rx%(76800*4)],
(nsamps<<2)+sizeof(openair0_timestamp),
MSG_DONTWAIT,
(local_host == 0) ? &clientaddr : (struct sockaddr*)&serveraddr,
sizeof(struct sockaddr))<0)
if ((bytes_sent = sendto(sockid,
&rx_buffer[antenna_index][timestamp_rx%(76800*4)],
(nsamps<<2)+sizeof(openair0_timestamp),
0,
(struct sockaddr*)&clientaddr,
sizeof(struct sockaddr)))<0)
perror("RRH: sendto for RX");
// printf("bytes_sent %d(timestamp_rx %d)\n",bytes_sent);
timestamp_rx+=nsamps;
break;
case 1: // TX
@@ -132,6 +135,7 @@ void *rrh_eNB_thread(void *arg) {
printf("Received TX samples for antenna %d, nsamps %d (%d)\n",antenna_index,nsamps,(bytes_received>>2));
break;
}
// rrh_exit = 1;
}
}