Multi-user testing and bugfixing

[tpg/acess2.git] / Kernel / threads.c

diff --git a/Kernel/threads.c b/Kernel/threads.c
index 90eb740..890f32d 100644 (file)
--- a/Kernel/threads.c
+++ b/Kernel/threads.c
@@ -41,8 +41,10 @@ void Threads_Wake(tThread *Thread);
 void   Threads_AddActive(tThread *Thread);
  int   Threads_GetPID();
  int   Threads_GetTID();
- int   Threads_GetUID();
- int   Threads_GetGID();
+tUID   Threads_GetUID();
+ int   Threads_SetUID(Uint *Errno, tUID ID);
+tGID   Threads_GetGID();
+ int   Threads_SetGID(Uint *Errno, tUID ID);
 void   Threads_Dump();
 
 // === GLOBALS ===
@@ -616,14 +618,40 @@ int Threads_GetTID()
 {
        return Proc_GetCurThread()->TID;
 }
-int Threads_GetUID()
+tUID Threads_GetUID()
 {
-       return Proc_GetCurThread()->UID;
+       tThread *t = Proc_GetCurThread();
+       int ret = t->UID;
+       Log("Threads_GetUID: TID %i, return %i", t->TID, ret);
+       return ret;
+}
+int Threads_SetUID(Uint *Errno, tUID ID)
+{
+       tThread *t = Proc_GetCurThread();
+       if( t->UID != 0 ) {
+               *Errno = -EACCES;
+               return -1;
+       }
+       Log("Threads_SetUID - Setting User ID to %i", ID);
+       t->UID = ID;
+       return 0;
 }
-int Threads_GetGID()
+
+tGID Threads_GetGID()
 {
        return Proc_GetCurThread()->GID;
 }
+int Threads_SetGID(Uint *Errno, tGID ID)
+{
+       tThread *t = Proc_GetCurThread();
+       if( t->UID != 0 ) {
+               *Errno = -EACCES;
+               return -1;
+       }
+       Log("Threads_SetGID - Setting Group ID to %i", ID);
+       t->GID = ID;
+       return 0;
+}
 
 /**
  * \fn void Threads_Dump()