Kernel - Working on SYS_COPYFD

[tpg/acess2.git] / KernelLand / Kernel / vfs / handle.c

diff --git a/KernelLand/Kernel/vfs/handle.c b/KernelLand/Kernel/vfs/handle.c
index cb4fae1..35aa00c 100644 (file)
--- a/KernelLand/Kernel/vfs/handle.c
+++ b/KernelLand/Kernel/vfs/handle.c
@@ -16,11 +16,7 @@
 #define MAX_KERNEL_FILES       128
 
 // === PROTOTYPES ===
-#if 0
-tVFS_Handle    *VFS_GetHandle(int FD);
-#endif
 inline void    _ReferenceNode(tVFS_Node *Node);
- int   VFS_AllocHandle(int FD, tVFS_Node *Node, int Mode);
 
 // === GLOBALS ===
 tVFS_Handle    *gaUserHandles = (void*)MM_PPD_HANDLES;
@@ -66,10 +62,27 @@ tVFS_Handle *VFS_GetHandle(int FD)
        return h;
 }
 
-int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode)
+int VFS_SetHandle(int FD, tVFS_Node *Node, int Mode)
 {
-        int    i;
+       tVFS_Handle     *h;
+       if(FD < 0)      return -1;
        
+       if( FD & VFS_KERNEL_FLAG ) {
+               FD &= (VFS_KERNEL_FLAG -1);
+               if( FD >= MAX_KERNEL_FILES )    return -1;
+               h = &gaKernelHandles[FD];
+       }
+       else {
+               if( FD >= *Threads_GetMaxFD())  return -1;
+               h = &gaUserHandles[FD];
+       }
+       h->Node = Node;
+       h->Mode = Mode;
+       return FD;
+}
+
+int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode)
+{
        // Check for a user open
        if(bIsUser)
        {
@@ -90,7 +103,7 @@ int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode)
                        memset( gaUserHandles, 0, size );
                }
                // Get a handle
-               for( i = 0; i < max_handles; i ++ )
+               for( int i = 0; i < max_handles; i ++ )
                {
                        if(gaUserHandles[i].Node)       continue;
                        gaUserHandles[i].Node = Node;
@@ -117,7 +130,7 @@ int VFS_AllocHandle(int bIsUser, tVFS_Node *Node, int Mode)
                        memset( gaKernelHandles, 0, size );
                }
                // Get a handle
-               for(i=0;i<MAX_KERNEL_FILES;i++)
+               for(int i=0;i<MAX_KERNEL_FILES;i++)
                {
                        if(gaKernelHandles[i].Node)     continue;
                        gaKernelHandles[i].Node = Node;