From 7c577e23dde00c759db0cca0898809c3d278b37a Mon Sep 17 00:00:00 2001
From: Zhijiang Hu <hu.zhijiang@zte.com.cn>
Date: Thu, 6 Apr 2017 23:21:42 -0400
Subject: jasmine(Just A Simple Multicast engINE) Initial merge

Change-Id: I7a543019c8d92314ef549bf72369b7276f39577d
Signed-off-by: Zhijiang Hu <hu.zhijiang@zte.com.cn>
---
 code/jasmine/server-udp.c | 95 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100755 code/jasmine/server-udp.c

(limited to 'code/jasmine/server-udp.c')

diff --git a/code/jasmine/server-udp.c b/code/jasmine/server-udp.c
new file mode 100755
index 00000000..c641289b
--- /dev/null
+++ b/code/jasmine/server-udp.c
@@ -0,0 +1,95 @@
+/*##############################################################################
+# Copyright (c) 2017 ZTE Coreporation and others.
+# hu.zhijiang@zte.com.cn
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################*/
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <pthread.h>
+#include <signal.h>
+
+#include "buffer.h"
+#include "udp-common.h"
+#include "misc.h"
+#include "server.h"
+
+void * udp_server_main(void *args)
+{
+    pthread_t pchild;
+    struct sockaddr_in maddr;
+    int ms;
+    int i;
+    struct semlink sl;
+    char adr[128];
+    long long total = 0;
+
+    sprintf(adr, "%s%s", MCAST_ADDR_BASE, MCAST_ADDR_SUFFIX);
+    maddr = make_addr(adr, server_port);
+    mcinfo.group = maddr;
+    ms = init_mcast_socket(&local_addr, &maddr);
+
+    sl.this = spawn_thread(&pchild, tcp_server_main, 1);
+    sl.parent = NULL;
+
+    buffer_init();
+
+    /* Let TCP servers accept connections */
+    sl_release_child(&sl);
+    /* Wait until all TCP servers got all their clients */
+    sl_wait_child(&sl);
+
+    log(7, "UDP Server: All clients were accepted");
+
+    do {
+        /* one buffer round */
+
+        i = buffer_fill(STDIN_FILENO);
+
+        if (!client_count) {
+            /* No need to send, make it the last run of main loop, also let
+               TCP Server to do dummy run right away(not waiting until all
+               data sent). */
+            i = 0;
+            buffctl.pkt_count = 0;
+        }
+
+        log(7, "Signal TCP Server to send buffctl");
+
+        /* Tell tcp to Send headers, release child */
+        sl_release_child(&sl);
+        /* Wait all clients ready to start receiving */
+        sl_wait_child(&sl);
+
+        /* multicast data */
+        while (i--) {
+            sendto(ms, packetctl[i],
+                   packetctl[i]->data_size + sizeof(struct packet_ctl), 0,
+                   (struct sockaddr *)&maddr, sizeof(maddr));
+        }
+
+        log(7, "send finish");
+        /* Tell tcp to Send SERVER_SENT, release child */
+        sl_release_child(&sl);
+        /* wait tcp to send SERVER_SENT */
+        sl_wait_child(&sl);
+
+        total = total + buffctl.buffer_size;
+        log(1, "Buffer Done: sent %lld bytes", total);
+    } while (buffctl.pkt_count);
+
+
+    if (pthread_join(pchild, 0) < 0) {
+        crit("pthread_join() TCP Server");
+    }
+
+    log(1, "All Done");
+    close(ms);
+    return 0;
+}
-- 
cgit 1.2.3-korg