text
stringlengths 0
234
|
|---|
Matches := Current_CRC = CRC;
|
end if;
|
DEntry :=
|
(FS => FAT_Filesystem_Access (FS),
|
L_Name => <>,
|
S_Name => D_Entry.Filename,
|
S_Name_Ext => D_Entry.Extension,
|
Attributes => D_Entry.Attributes,
|
Start_Cluster => (if FS.Version = FAT16
|
then Cluster_Type (D_Entry.Cluster_L)
|
else Cluster_Type (D_Entry.Cluster_L) or
|
Shift_Left
|
(Cluster_Type (D_Entry.Cluster_H), 16)),
|
Size => D_Entry.Size,
|
Index => Current_Index - 1,
|
Is_Root => False,
|
Is_Dirty => False);
|
if Matches then
|
DEntry.L_Name := -L_Name (L_Name_First .. L_Name'Last);
|
else
|
DEntry.L_Name.Len := 0;
|
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,
|
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