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DataMuseum.dkPresents historical artifacts from the history of: Rational R1000/400 |
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Length: 11264 (0x2c00)
Types: Ada Source
Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Mac_Files, seg_0255f0
└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
└─⟦cfc2e13cd⟧ »Space Info Vol 2«
└─⟦this⟧
with Bit_Ops;
with Errors;
with Files;
with Mac_Path;
with Mac_Text;
with Mac_Types;
with System;
with Unchecked_Conversion;
package body Mac_Files is
Home_Directory_Name : Mac_Types.Str255 := (others => Mac_Types.Nul);
function As_Stringptr is new Unchecked_Conversion
(Source => System.Address,
Target => Mac_Types.Stringptr);
function As_Varlongint is new Unchecked_Conversion
(Source => System.Address,
Target => Mac_Types.Varlongint);
function As_Wdpbptr is new Unchecked_Conversion (Source => System.Address,
Target => Files.Wdpbptr);
function As_Cinfopbptr is new Unchecked_Conversion
(Source => System.Address,
Target => Files.Cinfopbptr);
procedure Set_User_Home (Name : Mac_Types.Str255) is
begin
Home_Directory_Name := Name;
end Set_User_Home;
procedure Set_Current_User_Home is
Err : Mac_Types.Oserr;
S : Mac_Types.Str255 := Home_Directory_Name;
begin
Err := Files.Hsetvol (As_Stringptr (S'Address), 0, 0);
end Set_Current_User_Home;
function Create_Sub_Directories
(Name : Mac_Text.Text) return Mac_Types.Oserr is
S : Mac_Types.Str255;
Exists : Boolean;
Err : Mac_Types.Oserr;
Parent_Dir_Id : Mac_Types.Longint;
A_Wdpbrec : Files.Wdpbrec;
begin
Mac_Path.Get_Mac_Root_Directory (Name, S, Exists);
if Exists then
Err := Files.Setvol (As_Stringptr (S'Address), 0);
if Err /= Mac_Types.Noerr then
return Err;
end if;
end if;
A_Wdpbrec.Iocompletion := null;
A_Wdpbrec.Ionameptr := null;
Err := Files.Pbhgetvol (Paramblock => As_Wdpbptr (A_Wdpbrec'Address),
Async => False);
if Err /= Mac_Types.Noerr then
return Err;
end if;
Parent_Dir_Id := A_Wdpbrec.Iowddirid;
for Sub_Dir in Mac_Path.Index loop
Mac_Path.Get_Mac_Sub_Directory (Name, Sub_Dir, S, Exists);
exit when not Exists;
Err := Files.Setvol (As_Stringptr (S'Address), 0);
if Err /= Mac_Types.Noerr then
Err := Files.Dircreate
(Vrefnum => 0,
Parentdirid => Parent_Dir_Id,
Directoryname => S,
Createddirid =>
As_Varlongint (Parent_Dir_Id'Address));
if Err /= Mac_Types.Noerr then
return Err;
end if;
end if;
Err := Files.Setvol (As_Stringptr (S'Address), 0);
if Err /= Mac_Types.Noerr then
return Err;
end if;
end loop;
return Mac_Types.Noerr;
end Create_Sub_Directories;
function Create_Directory (Name : Mac_Text.Text) return Mac_Types.Oserr is
S : Mac_Types.Str255;
Exists : Boolean;
Err : Mac_Types.Oserr;
Parent_Dir_Id : Mac_Types.Longint;
A_Wdpbrec : Files.Wdpbrec;
begin
A_Wdpbrec.Iocompletion := null;
A_Wdpbrec.Ionameptr := null;
Err := Files.Pbhgetvol (Paramblock => As_Wdpbptr (A_Wdpbrec'Address),
Async => False);
if Err /= Mac_Types.Noerr then
return Err;
end if;
Parent_Dir_Id := A_Wdpbrec.Iowddirid;
Mac_Path.Get_Mac_Name (Name, S, Exists);
if not Exists then
return Errors.Bdnamerr;
end if;
return Files.Dircreate (0, Parent_Dir_Id, S,
As_Varlongint (Parent_Dir_Id'Address));
end Create_Directory;
function Create_File (Name : Mac_Text.Text) return Mac_Types.Oserr is
S : Mac_Types.Str255;
Exists : Boolean;
Err : Mac_Types.Oserr;
Parent_Dir_Id : Mac_Types.Longint;
A_Wdpbrec : Files.Wdpbrec;
begin
A_Wdpbrec.Iocompletion := null;
A_Wdpbrec.Ionameptr := null;
Err := Files.Pbhgetvol (Paramblock => As_Wdpbptr (A_Wdpbrec'Address),
Async => False);
if Err /= Mac_Types.Noerr then
return Err;
end if;
Parent_Dir_Id := A_Wdpbrec.Iowddirid;
Mac_Path.Get_Mac_Name (Name, S, Exists);
if not Exists then
return Errors.Bdnamerr;
end if;
return Files.Hcreate (0, Parent_Dir_Id, S,
Creator => 16#44544941#, -- DTIA
Filetype => 16#54455854# -- TEXT
);
end Create_File;
function Delete_File (Name : Mac_Text.Text; Recursive : Boolean)
return Mac_Types.Oserr is
type Dircinfopbptr is access Files.Dircinfopbrec;
type Hfilecinfopbptr is access Files.Hfilecinfopbrec;
function As_Hfilecinfopbptr is
new Unchecked_Conversion (Source => System.Address,
Target => Hfilecinfopbptr);
function As_Dircinfopbptr is
new Unchecked_Conversion (Source => System.Address,
Target => Dircinfopbptr);
Err, Err2 : Mac_Types.Oserr := Mac_Types.Noerr;
S : Mac_Types.Str255 := Mac_Text.Value (Name);
Pb : Files.Cinfopbrec;
Filepb : Hfilecinfopbptr := As_Hfilecinfopbptr (Pb'Address);
Dirpb : Dircinfopbptr := As_Dircinfopbptr (Pb'Address);
procedure Enumerate_Catalog (Dirid : Mac_Types.Longint) is
Folder_Bit : constant Byte_Integer := 2#00001000#;
Index : Mac_Types.Integer;
Parent_Dir_Id : Mac_Types.Longint;
Dir_Name : Mac_Types.Str255;
begin
Index := 1;
loop
Pb.Iofdirindex := Index;
Dirpb.Iodrdirid := Dirid;
Err := Files.Pbgetcatinfo (As_Cinfopbptr (Pb'Address), False);
if Err = Mac_Types.Noerr then
if Bit_Ops."and"
(Byte_Integer (Pb.Ioflattrib), Folder_Bit) /= 0 then
Dir_Name := S;
Parent_Dir_Id := Dirpb.Iodrparid;
if Recursive then
Enumerate_Catalog (Dirid => Dirpb.Iodrdirid);
end if;
Err2 := Files.Hdelete (Vrefnum => Pb.Iovrefnum,
Dirid => Parent_Dir_Id,
Filename => Dir_Name);
else
Err2 := Files.Hdelete (Vrefnum => Pb.Iovrefnum,
Dirid => Filepb.Ioflparid,
Filename => S);
end if;
end if;
Index := Index + 1;
exit when Err /= Mac_Types.Noerr or Err2 /= Mac_Types.Noerr;
end loop;
end Enumerate_Catalog;
begin
Pb.Iocompletion := null;
Pb.Ionameptr := As_Stringptr (S'Address);
Pb.Iovrefnum := 0;
Enumerate_Catalog (0);
return Err2;
end Delete_File;
end Mac_Files;
nblk1=a
nid=0
hdr6=14
[0x00] rec0=1b rec1=00 rec2=01 rec3=01c
[0x01] rec0=1d rec1=00 rec2=08 rec3=014
[0x02] rec0=00 rec1=00 rec2=03 rec3=056
[0x03] rec0=17 rec1=00 rec2=02 rec3=044
[0x04] rec0=1d rec1=00 rec2=05 rec3=06a
[0x05] rec0=1a rec1=00 rec2=04 rec3=040
[0x06] rec0=17 rec1=00 rec2=07 rec3=03a
[0x07] rec0=00 rec1=00 rec2=06 rec3=026
[0x08] rec0=14 rec1=00 rec2=09 rec3=080
[0x09] rec0=15 rec1=00 rec2=0a rec3=000
tail 0x217204c3083a2665f19ad 0x42a00088462060003