WebSVN – recyclebinunit – Diff – /trunk/Recycle Bin Unit v2/RecBinUnitLowLvl.pas


unit RecBinUnitLowLvl;
 
interface
 
uses
  Windows;
 
type
  PRbInfoHeader = ^TRbInfoHeader;
  TRbInfoHeader = packed record
    format: DWORD;         // Version of the info file
                           // Win95 (without IE4):   00 00 00 00
                           // Win NT4:               02 00 00 00   (Win96/Cairo?)
                           // Win95 (with IE4), 98:  04 00 00 00
                           // Win Me, 2000, XP:      05 00 00 00   (NT4+IE4, NT5?)
    totalEntries: DWORD;   // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
    nextPossibleID: DWORD; // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
    recordLength: DWORD;   // 0x118  =  ANSI records
                           // 0x320  =  Unicode records
    totalSize: DWORD;      // sum of all "originalSize" values;
                           // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
  end;
 
type
  // Windows 95:      INFO file with TRbInfoRecordA; Folder deletion NOT possible
  // Windows 95 +IE4: INFO2 file with TRbInfoRecordA; Folder deletion possible
  PRbInfoRecordA = ^TRbInfoRecordA;
  TRbInfoRecordA = packed record
    sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)
    recordNumber: DWORD;
    sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., 25=Z, 26=@ (this is the "Network home drive" of the Win95 days)
    deletionTime: FILETIME;
    originalSize: DWORD; // Size occupied on disk. Not the actual file size.
                         // INFO2, for folders: The whole folder size with contents
  end;
 
type
  // Windows NT4:   INFO file with TRbInfoRecordW; Folder deletion possible
  // Windows 2000+: INFO2 file with TRbInfoRecordW; Folder deletion possible
  PRbInfoRecordW = ^TRbInfoRecordW;
  TRbInfoRecordW = packed record
    sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)
    recordNumber: DWORD;
    sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., 25=Z, 26=@ (this is the "Network home drive" of the Win95 days)
    deletionTime: FILETIME;
    originalSize: DWORD;
    sourceUnicode: array[0..MAX_PATH-1] of WideChar; // 260 characters (including NUL terminator)
  end;
 
type
  // Introduced in Windows Vista
  PRbVistaRecord1 = ^TRbVistaRecord1;
  TRbVistaRecord1 = packed record
    version: int64; // Always 01 00 00 00 00 00 00 00
    originalSize: int64;
    deletionTime: FILETIME;
    sourceUnicode: array[0..MAX_PATH-1] of WideChar;
  end;
 
type
  // Introduced somewhere in a Win10 release
  PRbVistaRecord2Head = ^TRbVistaRecord2Head;
  TRbVistaRecord2Head = packed record
    version: int64; // Always 02 00 00 00 00 00 00 00
    originalSize: int64;
    deletionTime: FILETIME;
    sourceCountChars: DWORD; // including NUL
    //sourceUnicode: array[0..sourceCountChars-1] of WideChar;
  end;
 
type
  // Windows 95 (tested with 4.00.180 and above) + Windows NT 4
  // HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\BitBucket: PurgeInfo (Binary)
  // TODO: also explain this in FORMAT.md ?
  PRbWin95PurgeInfo = ^TRbWin95PurgeInfo;
  TRbWin95PurgeInfo = packed record
    cbSize: DWORD; // 0x48 = 72
    bGlobalSettings: BOOL;
    percentDrive: array['A'..'Z'] of WORD; // 0x00..0x64 = 0%..100%
    percentHomedrive: WORD;
    percentGlobal: WORD;
    NukeOnDeleteBits: DWORD; // Flags "Nuke on delete"
                             // Bit 0 (LSB): Drive A
                             // Bit 1: Drive B
                             // ...
                             // Bit 25: Drive Z
                             // Bit 26: "Network home drive"
                             // Bit 27: Global
                             // Bit 28..31 (MSB) unused
    dummy: DWORD; // "dummy to force a new size" ?! But the 0x48 format was already in Win95 beta build 180, which is the first known build with this recycle bin implementation!
  end;
 
implementation
 
end.
 

Subversion Repositories recyclebinunit

recyclebinunit/trunk/Recycle Bin Unit v2/RecBinUnitLowLvl.pas – Rev 101 → 103

Rev 101		Rev 103
1	unit RecBinUnitLowLvl;	1	unit RecBinUnitLowLvl;
2		2
3	interface	3	interface
4		4
5	uses	5	uses
6	Windows;	6	Windows;
7		7
8	type	8	type
9	PRbInfoHeader = ^TRbInfoHeader;	9	PRbInfoHeader = ^TRbInfoHeader;
10	TRbInfoHeader = packed record	10	TRbInfoHeader = packed record
11	format: DWORD; // Version of the info file	11	format: DWORD; // Version of the info file
12	// Win95 (without IE4): 00 00 00 00	12	// Win95 (without IE4): 00 00 00 00
13	// Win NT4: 02 00 00 00 (Win96/Cairo?)	13	// Win NT4: 02 00 00 00 (Win96/Cairo?)
14	// Win95 (with IE4), 98: 04 00 00 00	14	// Win95 (with IE4), 98: 04 00 00 00
15	// Win Me, 2000, XP: 05 00 00 00 (NT4+IE4, NT5?)	15	// Win Me, 2000, XP: 05 00 00 00 (NT4+IE4, NT5?)
16	totalEntries: DWORD; // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons	16	totalEntries: DWORD; // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
17	nextPossibleID: DWORD; // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons	17	nextPossibleID: DWORD; // Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
18	recordLength: DWORD; // 0x118 = ANSI records	18	recordLength: DWORD; // 0x118 = ANSI records
19	// 0x320 = Unicode records	19	// 0x320 = Unicode records
20	totalSize: DWORD; // sum of all "originalSize" values;	20	totalSize: DWORD; // sum of all "originalSize" values;
21	// Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons	21	// Only Win95 (without IE4) and Win NT4, other OS versions will use the registry instead and might write information on WM_ENDSESSION for compatibility reasons
22	end;	22	end;
23		23
24	type	24	type
25	// Windows 95: INFO file with TRbInfoRecordA; Folder deletion NOT possible	25	// Windows 95: INFO file with TRbInfoRecordA; Folder deletion NOT possible
26	// Windows 95 +IE4: INFO2 file with TRbInfoRecordA; Folder deletion possible	26	// Windows 95 +IE4: INFO2 file with TRbInfoRecordA; Folder deletion possible
27	PRbInfoRecordA = ^TRbInfoRecordA;	27	PRbInfoRecordA = ^TRbInfoRecordA;
28	TRbInfoRecordA = packed record	28	TRbInfoRecordA = packed record
29	sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)	29	sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)
30	recordNumber: DWORD;	30	recordNumber: DWORD;
31	sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., Z=25, @=26 (@ is the "Network home drive" of the Win95 time)	31	sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., 25=Z, 26=@ (this is the "Network home drive" of the Win95 days)
32	deletionTime: FILETIME;	32	deletionTime: FILETIME;
33	originalSize: DWORD; // Size occupied on disk. Not the actual file size.	33	originalSize: DWORD; // Size occupied on disk. Not the actual file size.
34	// INFO2, for folders: The whole folder size with contents	34	// INFO2, for folders: The whole folder size with contents
35	end;	35	end;
36		36
37	type	37	type
38	// Windows NT4: INFO file with TRbInfoRecordW; Folder deletion possible	38	// Windows NT4: INFO file with TRbInfoRecordW; Folder deletion possible
39	// Windows 2000+: INFO2 file with TRbInfoRecordW; Folder deletion possible	39	// Windows 2000+: INFO2 file with TRbInfoRecordW; Folder deletion possible
40	PRbInfoRecordW = ^TRbInfoRecordW;	40	PRbInfoRecordW = ^TRbInfoRecordW;
41	TRbInfoRecordW = packed record	41	TRbInfoRecordW = packed record
42	sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)	42	sourceAnsi: array[0..MAX_PATH-1] of AnsiChar; // 260 characters (including NUL terminator)
43	recordNumber: DWORD;	43	recordNumber: DWORD;
44	sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., Z=25, @=26 (@ is the "Network home drive" of the Win95 times)	44	sourceDrive: DWORD; // 0=A, 1=B, 2=C, ..., 25=Z, 26=@ (this is the "Network home drive" of the Win95 days)
45	deletionTime: FILETIME;	45	deletionTime: FILETIME;
46	originalSize: DWORD;	46	originalSize: DWORD;
47	sourceUnicode: array[0..MAX_PATH-1] of WideChar; // 260 characters (including NUL terminator)	47	sourceUnicode: array[0..MAX_PATH-1] of WideChar; // 260 characters (including NUL terminator)
48	end;	48	end;
49		49
50	type	50	type
51	// Introduced in Windows Vista	51	// Introduced in Windows Vista
52	PRbVistaRecord1 = ^TRbVistaRecord1;	52	PRbVistaRecord1 = ^TRbVistaRecord1;
53	TRbVistaRecord1 = packed record	53	TRbVistaRecord1 = packed record
54	version: int64; // Always 01 00 00 00 00 00 00 00	54	version: int64; // Always 01 00 00 00 00 00 00 00
55	originalSize: int64;	55	originalSize: int64;
56	deletionTime: FILETIME;	56	deletionTime: FILETIME;
57	sourceUnicode: array[0..MAX_PATH-1] of WideChar;	57	sourceUnicode: array[0..MAX_PATH-1] of WideChar;
58	end;	58	end;
59		59
60	type	60	type
61	// Introduced somewhere in a Win10 release	61	// Introduced somewhere in a Win10 release
62	PRbVistaRecord2Head = ^TRbVistaRecord2Head;	62	PRbVistaRecord2Head = ^TRbVistaRecord2Head;
63	TRbVistaRecord2Head = packed record	63	TRbVistaRecord2Head = packed record
64	version: int64; // Always 02 00 00 00 00 00 00 00	64	version: int64; // Always 02 00 00 00 00 00 00 00
65	originalSize: int64;	65	originalSize: int64;
66	deletionTime: FILETIME;	66	deletionTime: FILETIME;
67	sourceCountChars: DWORD; // including NUL	67	sourceCountChars: DWORD; // including NUL
68	//sourceUnicode: array[0..sourceCountChars-1] of WideChar;	68	//sourceUnicode: array[0..sourceCountChars-1] of WideChar;
69	end;	69	end;
70		70
71	type	71	type
72	// Windows 95 (tested with 4.00.180 and above) + Windows NT 4	72	// Windows 95 (tested with 4.00.180 and above) + Windows NT 4
73	// HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\BitBucket: PurgeInfo (Binary)	73	// HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\BitBucket: PurgeInfo (Binary)
74	// TODO: also explain this in FORMAT.md ?	74	// TODO: also explain this in FORMAT.md ?
75	PRbWin95PurgeInfo = ^TRbWin95PurgeInfo;	75	PRbWin95PurgeInfo = ^TRbWin95PurgeInfo;
76	TRbWin95PurgeInfo = packed record	76	TRbWin95PurgeInfo = packed record
77	cbSize: DWORD; // 0x48 = 72	77	cbSize: DWORD; // 0x48 = 72
78	bGlobalSettings: BOOL;	78	bGlobalSettings: BOOL;
79	percentDrive: array['A'..'Z'] of WORD; // 0x00..0x64 = 0%..100%	79	percentDrive: array['A'..'Z'] of WORD; // 0x00..0x64 = 0%..100%
80	percentHomedrive: WORD;	80	percentHomedrive: WORD;
81	percentGlobal: WORD;	81	percentGlobal: WORD;
82	NukeOnDeleteBits: DWORD; // Flags "Nuke on delete"	82	NukeOnDeleteBits: DWORD; // Flags "Nuke on delete"
83	// Bit 0 (LSB): Drive A	83	// Bit 0 (LSB): Drive A
84	// Bit 1: Drive B	84	// Bit 1: Drive B
85	// ...	85	// ...
86	// Bit 25: Drive Z	86	// Bit 25: Drive Z
87	// Bit 26: "Network home drive"	87	// Bit 26: "Network home drive"
88	// Bit 27: Global	88	// Bit 27: Global
89	// Bit 28..31 (MSB) unused	89	// Bit 28..31 (MSB) unused
90	dummy: DWORD; // "dummy to force a new size" ?! But the 0x48 format was already in Win95 beta build 180, which is the first known build with this recycle bin implementation!	90	dummy: DWORD; // "dummy to force a new size" ?! But the 0x48 format was already in Win95 beta build 180, which is the first known build with this recycle bin implementation!
91	end;	91	end;
92		92
93	implementation	93	implementation
94		94
95	end.	95	end.
96		96