From b63ce299ddacea2ad487dc635926ed52ff422c20 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 03 八月 2020 11:40:17 +0800
Subject: [PATCH] add timeout nowait

---
 src/socket/dgram_mod_socket.c |  106 +++++++++++++++++++++++++++++++++++++++++++++--------
 1 files changed, 90 insertions(+), 16 deletions(-)

diff --git a/src/socket/dgram_mod_socket.c b/src/socket/dgram_mod_socket.c
index 4c79df2..5efc9ca 100644
--- a/src/socket/dgram_mod_socket.c
+++ b/src/socket/dgram_mod_socket.c
@@ -83,43 +83,78 @@
 	return shm_socket_force_bind(socket->shm_socket, port);
 }
 
+
+
 int dgram_mod_sendto(void *_socket, const void *buf, const int size, const int port) {
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
-	return shm_sendto(socket->shm_socket, buf, size, port);
+	return shm_sendto(socket->shm_socket, buf, size, port, NULL, 0);
 
 }
 
-int dgram_mod_recvfrom(void *_socket, void **buf, int *size, int *port) {
+int dgram_mod_sendto_timeout(void *_socket, const void *buf, const int size, const int port, int sec, int nsec) {
+	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
+	struct timespec timeout = {sec, nsec};
+	return shm_sendto(socket->shm_socket, buf, size, port, &timeout, 0);
+
+}
+
+int dgram_mod_sendto_nowait(void *_socket, const void *buf, const int size, const int port) {
+	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
+	return shm_sendto(socket->shm_socket, buf, size, port, NULL, (int)SHM_MSG_NOWAIT);
+
+}
+
+static inline int _dgram_mod_recvfrom_(void *_socket, void **buf, int *size, int *port,  struct timespec *timeout, int flags) {
 
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
 	if(socket->mod == BUS) {
 		err_exit(0, "Can not use method recvfrom in a Bus");
 	}
 // printf("dgram_mod_recvfrom  before\n");
-	int rv = shm_recvfrom(socket->shm_socket, buf, size, port);
+	int rv = shm_recvfrom(socket->shm_socket, buf, size, port, timeout, flags);
 // printf("dgram_mod_recvfrom  after\n");
 	return rv;
+}
+
+int dgram_mod_recvfrom(void *_socket, void **buf, int *size, int *port) {
+	return _dgram_mod_recvfrom_(_socket, buf, size, port, NULL, 0);
+}
+ 
+int dgram_mod_recvfrom_timeout(void *_socket, void **buf, int *size, int *port,  int sec,  int nsec) {
+	struct timespec timeout = {sec, nsec};
+	return _dgram_mod_recvfrom_(_socket, buf, size, port, &timeout, 0);
+}
+ 
+int dgram_mod_recvfrom_nowait(void *_socket, void **buf, int *size, int *port) {
+	return _dgram_mod_recvfrom_(_socket, buf, size, port, NULL, (int)SHM_MSG_NOWAIT);
 }
  
 
 
-int dgram_mod_sendandrecv(void * _socket, const void *send_buf, const int send_size, const int send_port, void **recv_buf, int *recv_size) {
+int dgram_mod_sendandrecv(void * _socket,  const void *send_buf,  const int send_size,  const int send_port, 
+	void **recv_buf, int *recv_size) {
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
-	return shm_sendandrecv(socket->shm_socket, send_buf, send_size, send_port, recv_buf, recv_size);
+	return shm_sendandrecv(socket->shm_socket, send_buf, send_size, send_port, recv_buf, recv_size, NULL, 0);
 
 }
 
-
-
-int dgram_mod_get_port(void * _socket) {
+int dgram_mod_sendandrecv_timeout(void * _socket,  const void *send_buf,  const int send_size,  const int send_port, 
+	void **recv_buf, int *recv_size,   int sec,  int nsec) {
+	struct timespec timeout = {sec, nsec};
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
-	return socket->shm_socket->port;
+	return shm_sendandrecv(socket->shm_socket, send_buf, send_size, send_port, recv_buf, recv_size, &timeout, 0);
+
+}
+
+int dgram_mod_sendandrecv_nowait(void * _socket, const  void *send_buf, const  int send_size, const int send_port, 
+	void **recv_buf, int *recv_size) {
+	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
+	return shm_sendandrecv(socket->shm_socket, send_buf, send_size, send_port, recv_buf, recv_size, 0, (int)SHM_MSG_NOWAIT);
+
 }
 
 
-void dgram_mod_free(void *buf) {
-	free(buf);
-}
+// =================bus========================
 
 int  dgram_mod_start_bus(void * _socket) {
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
@@ -136,17 +171,32 @@
 /**
  * @port 鎬荤嚎绔彛
  */
-int  dgram_mod_sub(void * _socket, void *topic, int size, int port) {
+static int  _dgram_mod_sub_(void * _socket, void *topic, int size, int port,  
+	struct timespec *timeout, int flags) {
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
 	char buf[8192];
 	snprintf(buf,  8192, "%ssub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, (char *)topic, TOPIC_RIDENTIFIER);
-	return shm_sendto(socket->shm_socket, buf, strlen(buf) + 1, port);
+	return shm_sendto(socket->shm_socket, buf, strlen(buf) + 1, port, timeout, flags);
+}
+
+int  dgram_mod_sub(void * _socket, void *topic, int size, int port ) {
+	return _dgram_mod_sub_(_socket, topic, size, port, NULL, 0);
+}
+
+int  dgram_mod_sub_timeout(void * _socket, void *topic, int size, int port, int sec, int nsec) {
+	struct timespec timeout = {sec, nsec};
+	return _dgram_mod_sub_(_socket, topic, size, port, &timeout, 0);
+}
+
+int  dgram_mod_sub_nowait(void * _socket, void *topic, int size, int port) {
+	return _dgram_mod_sub_(_socket, topic, size, port, NULL,  (int)SHM_MSG_NOWAIT);
 }
 
 /**
  * @port 鎬荤嚎绔彛
  */
-int  dgram_mod_pub(void * _socket, void *topic, int topic_size, void *content, int content_size, int port) {
+static int  _dgram_mod_pub_(void * _socket, void *topic, int topic_size, void *content, int content_size, int port,  
+	struct timespec *timeout, int flags) {
 
 	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
 	int head_len;
@@ -154,10 +204,34 @@
 	snprintf(buf, 8192, "%spub%s%s%s%s", ACTION_LIDENTIFIER, ACTION_RIDENTIFIER, TOPIC_LIDENTIFIER, (char *)topic, TOPIC_RIDENTIFIER);
 	head_len = strlen(buf);
 	memcpy(buf+head_len, content, content_size);
-	return shm_sendto(socket->shm_socket, buf, head_len+content_size, port);
+	return shm_sendto(socket->shm_socket, buf, head_len+content_size, port, timeout, flags);
 
 }
 
+int  dgram_mod_pub(void * _socket, void *topic, int topic_size, void *content, int content_size, int port) {
+	return _dgram_mod_pub_(_socket, topic, topic_size, content, content_size, port, NULL, 0);
+}
+
+int  dgram_mod_pub_timeout(void * _socket, void *topic, int topic_size, void *content, int content_size, int port, int sec, int nsec) {
+	struct timespec timeout = {sec, nsec};
+	return _dgram_mod_pub_(_socket, topic, topic_size, content, content_size, port, &timeout, 0);
+}
+
+int  dgram_mod_pub_nowait(void * _socket, void *topic, int topic_size, void *content, int content_size, int port) {
+	return _dgram_mod_pub_(_socket, topic, topic_size, content, content_size, port, NULL, (int)SHM_MSG_NOWAIT);
+}
+
+
+
+int dgram_mod_get_port(void * _socket) {
+	dgram_mod_socket_t * socket = (dgram_mod_socket_t *) _socket;
+	return socket->shm_socket->port;
+}
+
+
+void dgram_mod_free(void *buf) {
+	free(buf);
+}
 
 //==========================================================================================================================
 

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