source: src/libcfa/concurrency/invoke.h @ c5cb6130

#ifndef _INVOKE_H_
#define _INVOKE_H_

struct coVtable {
      void (*main)(void*);
      struct coroutine* (*this_coroutine)(void*);
};

struct coStack_t {
      unsigned int size;                // size of stack
      void *storage;                    // pointer to stack
      void *limit;                      // stack grows towards stack limit
      void *base;                               // base of stack
      void *context;                    // address of cfa_context_t
      void *top;                                // address of top of storage
      bool userStack;   
};


enum coroutine_state { Start, Inactive, Active, Halt };

struct coroutine {
      struct coStack_t stack;
      const char *name;                 // textual name for coroutine/task, initialized by uC++ generated code
      int errno_;                               // copy of global UNIX variable errno
      enum coroutine_state state;             // current execution status for coroutine
      bool notHalted;                   // indicate if execuation state is not halted

      struct coroutine *starter;                // first coroutine to resume this one
      struct coroutine *last;                   // last coroutine to resume this one
};

#endif //_INVOKE_H_