fix endian converting

.gitignore

@@ -1 +1,2 @@
-.DS_store
+**/.DS_store
+.vscode

rdma_write_client.c

@@ -207,7 +207,7 @@ int main(int argc, char *argv[])
 	send_wr.sg_list               = &sge;
 	send_wr.num_sge               = 1;
 	send_wr.wr.rdma.rkey          = ntohl(server_pdata.buf_rkey);
-	send_wr.wr.rdma.remote_addr   = ntohl(server_pdata.buf_va);
+	send_wr.wr.rdma.remote_addr   = ntohll(server_pdata.buf_va);
 
 	if (ibv_post_send(cm_id->qp,&send_wr,&bad_send_wr))
 		return 1;

rdma_write_server.c

@@ -10,6 +10,7 @@
  * waits for client to connect, receives two integers, and sends their sum back to the client.  
  */
 
+#include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
 #include <arpa/inet.h>
@@ -163,7 +164,7 @@ int main(int argc, char *argv[])
 	        perror("rdma cm create qp error");
             return err;
 	    }
-        rep_pdata.buf_va = htonl((uintptr_t)buf); 
+        rep_pdata.buf_va = htonll((uintptr_t)buf); 
         /* we need to prepare remote key to give to client */
         rep_pdata.buf_rkey = htonl(mr->rkey); 
 	    conn_param.responder_resources = 1;