AcessNative - Fixing crashes

[tpg/acess2.git] / AcessNative / acesskernel_src / include / threads_int.h

diff --git a/AcessNative/acesskernel_src/include/threads_int.h b/AcessNative/acesskernel_src/include/threads_int.h
new file mode 100644 (file)
index 0000000..f070a50
--- /dev/null
+++ b/AcessNative/acesskernel_src/include/threads_int.h
@@ -0,0 +1,78 @@
+#ifndef _THREADS_INT_H_
+#define _THREADS_INT_H_
+
+/**
+ * \brief IPC Message
+ */
+typedef struct sMessage
+{
+       struct sMessage *Next;  //!< Next message in thread's inbox
+       tTID    Source; //!< Source thread ID
+       Uint    Length; //!< Length of message data in bytes
+       Uint8   Data[]; //!< Message data
+} tMsg;
+
+typedef struct sProcess
+{
+        int    nThreads;
+        int    NativePID;
+       char    *CWD;
+       char    *Chroot;
+        int    MaxFD;
+} tProcess;
+
+struct sThread
+{
+       struct sThread  *GlobalNext;
+       struct sThread  *Next;
+
+        int    KernelTID;
+
+       tTID    TID, PID;
+       tUID    UID, GID;
+
+       struct sThread  *Parent;
+
+       char    *ThreadName;
+
+        int    Status; // 0: Dead, 1: Active, 2: Paused, 3: Asleep
+        int    ExitStatus;
+        int    _errno;
+
+       // Threads waiting for this thread to exit.
+       // Quit logic:
+       // - Wait for `WaitingThreads` to be non-null (maybe?)
+       // - Wake first in the queue, wait for it to be removed
+       // - Repeat
+       // - Free thread and quit kernel thread
+       struct sThread  *WaitingThreads;
+       struct sThread  *WaitingThreadsEnd;
+
+       tProcess        *Process;       
+
+       Uint32  Events, WaitMask;
+       void    *EventSem;      // Should be SDL_sem, but I don't want SDL in this header
+
+       // Message queue
+       tMsg * volatile Messages;       //!< Message Queue
+       tMsg    *LastMessage;   //!< Last Message (speeds up insertion)
+};
+
+enum {
+       THREAD_STAT_NULL,       // Invalid process
+       THREAD_STAT_ACTIVE,     // Running and schedulable process
+       THREAD_STAT_SLEEPING,   // Message Sleep
+       THREAD_STAT_MUTEXSLEEP, // Mutex Sleep
+       THREAD_STAT_SEMAPHORESLEEP,     // Semaphore Sleep
+       THREAD_STAT_QUEUESLEEP, // Queue
+       THREAD_STAT_EVENTSLEEP, // Event sleep
+       THREAD_STAT_WAITING,    // ??? (Waiting for a thread)
+       THREAD_STAT_PREINIT,    // Being created
+       THREAD_STAT_ZOMBIE,     // Died/Killed, but parent not informed
+       THREAD_STAT_DEAD,       // Awaiting burial (free)
+       THREAD_STAT_BURIED      // If it's still on the list here, something's wrong
+};
+extern tThread *Threads_GetThread(Uint TID);
+
+#endif
+