Preliminary work for the Task manager.

Added libcoro submodule.
Also refactored some pieces of code.

3 files changed, 80 insertions, 0 deletions

diff --git a/includes/Local.h b/includes/Local.h
index f3b7250..a3405ca 100644
--- a/includes/Local.h
+++ b/includes/Local.h
@@ -8,6 +8,7 @@ class TLSManager {
   public:
     virtual void * getTLS();
     virtual void * setTLS(void * val);
+    void * createTLS();
 };
 
 extern TLSManager * tlsManager;
@@ -32,6 +33,26 @@ class Local : public AtStart {
     int m_idx;
     static int s_size;
     static void ** m_globals;
+    
+    friend class TLSManager;
+};
+
+template<class T>
+class DefaultTmpl : public AtStart {
+  public:
+      DefaultTmpl(int pri) : AtStart(pri) { }
+  protected:
+    virtual void doStart() { new T; }
+};
+
+template<class T>
+class LocalTmpl : public Local {
+  public:
+      LocalTmpl() { }
+    T * getGlobal() { return reinterpret_cast<T *>(Local::getGlobal()); }
+    T * get() { return reinterpret_cast<T *>(Local::get()); }
+    void setGlobal(T * obj) { Local::setGlobal(obj); }
+    void set(T * obj) { Local::set(obj); }
 };
 
 };
diff --git a/includes/Task.h b/includes/Task.h
new file mode 100644
index 0000000..314532b
--- /dev/null
+++ b/includes/Task.h
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <stdlib.h>
+#include <coro.h>
+
+namespace Balau {
+
+class TaskMan;
+
+class Task {
+  public:
+    enum Status {
+        STARTING,
+        RUNNING,
+        IDLE,
+        STOPPED,
+        FAULTED,
+    };
+      Task();
+      ~Task() { free(stack); free(tls); }
+    virtual void Do() = 0;
+    virtual const char * getName() = 0;
+    Status getStatus() { return status; }
+  protected:
+    void suspend();
+  private:
+    size_t stackSize() { return 128 * 1024; }
+    void switchTo();
+    static void coroutine(void *);
+    void * stack;
+    coro_context ctx;
+    TaskMan * taskMan;
+    Status status;
+    void * tls;
+    friend class TaskMan;
+};
+
+};
diff --git a/includes/TaskMan.h b/includes/TaskMan.h
new file mode 100644
index 0000000..05e5fa8
--- /dev/null
+++ b/includes/TaskMan.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <coro.h>
+
+namespace Balau {
+
+class Task;
+
+class TaskMan {
+  public:
+      TaskMan();
+      ~TaskMan();
+    void mainLoop();
+
+  private:
+    static TaskMan * getTaskMan();
+    coro_context returnContext;
+    friend class Task;
+};
+
+};