]> AND Private Git Repository - loba.git/blobdiff - communicator.h
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Private GIT Repository
Neighbor/debt should be protected against concurrent access too.
[loba.git] / communicator.h
index cae340c9c03f4376df9749e53013835a449f4df4..b79210ca7d78dfb365bf276d7788c7f8316b2140 100644 (file)
@@ -3,27 +3,11 @@
 #ifndef COMMUNICATOR_H
 #define COMMUNICATOR_H
 
-#include <list>
-#include <queue>
-#include <string>
+#include <vector>
 #include <msg/msg.h>
 #include "hostdata.h"
-
-class message {
-public:
-    enum message_type { INFO, CREDIT, LOAD, CTRL_CLOSE, DATA_CLOSE };
-
-    message(message_type t, double a): type(t), amount(a) { }
-
-    message_type get_type() const       { return type;   }
-    double get_amount() const           { return amount; }
-
-    std::string to_string();
-
-private:
-    message_type type;
-    double amount;
-};
+#include "messages.h"
+#include "msg_thread.h"
 
 class communicator {
 public:
@@ -31,47 +15,58 @@ public:
     ~communicator();
 
     // Send a message to the "dest" mailbox
-    void send(const char* dest, message* msg);
+    void ctrl_send(const char* dest, message* msg) {
+        ctrl_sent.push_back(real_send(dest, msg));
+    }
+    void data_send(const char* dest, message* msg) {
+        data_sent.push_back(real_send(dest, msg));
+    }
+
+    // Try to flush pending sending communications.
+    // If "wait" is true, blocks until success.
+    void ctrl_flush(bool wait) {
+        real_flush(ctrl_sent, wait);
+    }
+    void data_flush(bool wait) {
+        real_flush(data_sent, wait);
+    }
+
+    // Flush all sending_communications.  Blocking.
+    void flush_all();
 
     // Try to get a message.  Returns true on success.
     // 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.
-    void flush(bool wait);
+    bool ctrl_recv(message*& msg, m_host_t& from, double timeout) {
+        return ctrl_received.pop(msg, from, timeout);
+    }
+    bool data_recv(message*& msg, m_host_t& from, double timeout) {
+        return data_received.pop(msg, from, timeout);
+    }
 
 private:
     // Myself
     const hostdata* host;
 
     // 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
+    typedef std::vector<msg_comm_t> sent_comm_type;
+    sent_comm_type ctrl_sent;
+    sent_comm_type data_sent;
 
-    // Data channel for receiving
-    m_task_t    data_task;          // receive buffer
-    msg_comm_t  data_comm;          // receive communication
+    msg_comm_t real_send(const char* dest, message* msg);
+    void real_flush(sent_comm_type& sent_comm, bool wait);
 
-    const char* get_ctrl_mbox() const   { return host->get_ctrl_mbox(); }
-    const char* get_data_mbox() const   { return host->get_data_mbox(); }
+    // Queues of received messages
+    message_queue ctrl_received;
+    message_queue data_received;
 
     // Handling of receiving thread
-    xbt_mutex_t receiver_mutex;
-    xbt_cond_t receiver_cond;
-    m_process_t receiver_thread;
-    static int receiver_wrapper(int, char* []);
-    void receiver1(msg_comm_t& comm, m_task_t& task, const char* mbox);
-    int receiver();
+    msg_thread* receiver_thread;
+    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);
 };