Define classes for mutex and condition objects.

[loba.git] / communicator.h

diff --git a/communicator.h b/communicator.h
index f00e063494d14aa2680ccda94207797af6550a7b..b51f743d8aedb4ed5ceffcc39c6a84c1db854893 100644 (file)
--- a/communicator.h
+++ b/communicator.h
@@ -8,6 +8,7 @@
 #include <string>
 #include <msg/msg.h>
 #include "hostdata.h"
+#include "synchro.h"
 
 class message {
 public:
@@ -34,8 +35,9 @@ public:
     void send(const char* dest, message* msg);
 
     // Try to get a message.  Returns true on success.
-    // If "wait" is true, blocks until success.
-    bool recv(message*& msg, m_host_t& from, bool wait);
+    // Parameter "timeout" may be 0 for non-blocking operation, -1 for
+    // infinite waiting, or any positive timeout.
+    bool recv(message*& msg, m_host_t& from, double timeout);
 
     // Try to flush pending sending communications.
     // If "wait" is true, blocks until success.
@@ -45,33 +47,22 @@ private:
     // Myself
     const hostdata* host;
 
-    // Used to synchronize main and receiver thread 
-    xbt_mutex_t mutex;
-    xbt_cond_t cond;
-
     // List of pending send communications
     std::list<msg_comm_t> sent_comm;
 
     // Queue of received messages
     std::queue<m_task_t> received;
 
-    // Control channel for receiving
-    m_task_t    ctrl_task;          // receive buffer
-    msg_comm_t  ctrl_comm;          // receive communication
-
-    // Data channel for receiving
-    m_task_t    data_task;          // receive buffer
-    msg_comm_t  data_comm;          // receive communication
-
-    const char* get_ctrl_mbox() const   { return host->get_ctrl_mbox(); }
-    const char* get_data_mbox() const   { return host->get_data_mbox(); }
-
     // Handling of receiving thread
-    m_process_t receiver_process;
+    mutex_t receiver_mutex;
+    condition_t receiver_cond;
+    m_process_t receiver_thread;
     static int receiver_wrapper(int, char* []);
-    int receiver();
+    void receiver();
 
-    // Used to test if a communication is over, and to destroy it if it is
+    // Used to chek if a communication is successfull before destroying it
+    static void comm_check_n_destroy(msg_comm_t comm);
+    // If comm is over, call comm_check_n_destroy(comm), and return true
     static bool comm_test_n_destroy(msg_comm_t comm);
 };