jasmine(Just A Simple Multicast engINE) Initial mergev1.0.2

Change-Id: I7a543019c8d92314ef549bf72369b7276f39577d
Signed-off-by: Zhijiang Hu <hu.zhijiang@zte.com.cn>

1 files changed, 123 insertions, 0 deletions

diff --git a/code/jasmine/server.c b/code/jasmine/server.c
new file mode 100755
index 00000000..4a9a3279
--- /dev/null
+++ b/code/jasmine/server.c
@@ -0,0 +1,123 @@
+/*##############################################################################
+# 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 <pthread.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+#include "buffer.h"
+#include "tcp-common.h"
+#include "misc.h"
+#include "server.h"
+
+/* Global variables shared among server*.c */
+int wait_count = 0;
+int client_count = 0;
+int server_port = DEF_PORT; /* Currently for both UDP and TCP */
+struct in_addr local_addr;
+/* listen socket - global for all TCP threads */
+int sfd = -1;
+
+void init_semaphores(struct semaphores *sp)
+{
+    if (sem_init(&sp->wait_parent, 0, 0) < 0) {
+        crit("sem_init() wait_parent");
+    }
+
+    if (sem_init(&sp->wait_child, 0, 0) < 0) {
+        crit("sem_init() wait_child");
+    }
+}
+
+void sl_wait_child(struct semlink *sl)
+{
+    if (sl->this) {
+        P(sl->this->wait_child);
+    }
+}
+
+void sl_release_child(struct semlink *sl)
+{
+    if (sl->this) {
+        V(sl->this->wait_parent);
+    }
+}
+
+void sl_wait_parent(struct semlink *sl)
+{
+    P(sl->parent->wait_parent);
+}
+
+void sl_release_parent(struct semlink *sl)
+{
+    V(sl->parent->wait_child);
+}
+
+/* Wrapper for pthread_create, additionaly may initialize/pass thru
+   a semaphores parameter */
+struct semaphores * spawn_thread(pthread_t *pchild,
+                                 void *(*entry)(void *),
+                                 int create_sems)
+{
+    struct semaphores *sp = NULL;
+
+    if (create_sems != 0) {
+        sp = (struct semaphores *) wrapper_malloc(sizeof(struct semaphores));
+        init_semaphores(sp);
+    }
+
+    if (pthread_create(pchild, 0, entry, (void *)sp) != 0) {
+        crit("pthread_create");
+    }
+    return sp;
+}
+
+int main(int argc, char *argv[])
+{
+    pthread_t pchild;
+
+    log(9, "buffer size:%ld, buffer head size:%ld, data size:%ld",
+        PACKET_SIZE, sizeof(struct packet_ctl), PACKET_PAYLOAD_SIZE);
+
+    if (argc < 3) {
+        printf("Usage: %s local_ip num_of_clients [port]\n", argv[0]);
+        return -1;
+    }
+
+    if (!inet_aton(argv[1], &local_addr)) {
+        crit("can not resolve address: %s", argv[1]);
+    }
+
+    wait_count = atoi(argv[2]);
+    if (!wait_count) {
+        crit("can not serv to 0 client\n");
+    }
+
+    if (argc > 3) {
+        server_port = atoi(argv[3]);
+        if (!server_port) {
+            server_port = DEF_PORT;
+        }
+    }
+
+    /* sfd is shared by all TCP threads as sdata->ds[0].fd */
+    sfd = init_tcp_server_socket(0, server_port);
+    set_nonblock(sfd);
+
+    /* start UDP servers thread */
+    (void)spawn_thread(&pchild, udp_server_main, 0);
+    if (pthread_join(pchild, 0) < 0) {
+        crit("pthread_join() UDP Server");
+    }
+
+    return 0;
+}