text stringlengths 0 234 |
|---|
end if; |
return OK; |
end if; |
end loop; |
end Next_Entry; |
---------- |
-- Read -- |
---------- |
function Read |
(Dir : in out FAT_Directory_Handle; |
DEntry : out FAT_Node) return Status_Code |
is |
begin |
return Next_Entry |
(Dir.FS, |
Current_Cluster => Dir.Current_Cluster, |
Current_Block => Dir.Current_Block, |
Current_Index => Dir.Current_Index, |
DEntry => DEntry); |
end Read; |
------------------- |
-- Create_Subdir -- |
------------------- |
function Create_Subdir |
(Dir : FAT_Node; |
Name : FAT_Name; |
New_Dir : out FAT_Node) return Status_Code |
is |
Handle : FAT_Directory_Handle_Access; |
Ret : Status_Code; |
Block : Block_Offset; |
Dot : FAT_Directory_Entry; |
Dot_Dot : FAT_Directory_Entry; |
begin |
Ret := Dir.FAT_Open (Handle); |
if Ret /= OK then |
return Ret; |
end if; |
Ret := Allocate_Entry |
(Parent => Handle, |
Name => Name, |
Attributes => (Read_Only => False, |
Hidden => False, |
System_File => False, |
Volume_Label => False, |
Subdirectory => True, |
Archive => False), |
E => New_Dir); |
if Ret /= OK then |
return Ret; |
end if; |
Block := Dir.FS.Cluster_To_Block (New_Dir.Start_Cluster); |
Ret := Handle.FS.Ensure_Block (Block); |
if Ret /= OK then |
return Ret; |
end if; |
-- Allocate '.', '..' and the directory entry terminator |
Dot := |
(Filename => (1 => '.', others => ' '), |
Extension => (others => ' '), |
Attributes => (Read_Only => False, |
Hidden => False, |
System_File => False, |
Volume_Label => False, |
Subdirectory => True, |
Archive => False), |
Reserved => (others => ASCII.NUL), |
Cluster_H => |
Unsigned_16 |
(Shift_Right |
(Unsigned_32 |
(New_Dir.Start_Cluster) and 16#FFFF_0000#, 16)), |
Time => 0, |
Date => 0, |
Cluster_L => Unsigned_16 (New_Dir.Start_Cluster and 16#FFFF#), |
Size => 0); |
Dot_Dot := |
(Filename => (1 .. 2 => '.', others => ' '), |
Extension => (others => ' '), |
Attributes => (Read_Only => False, |
Hidden => False, |
System_File => False, |
Volume_Label => False, |
Subdirectory => True, |
Archive => False), |
Reserved => (others => ASCII.NUL), |
Cluster_H => |
Unsigned_16 |
(Shift_Right |
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