summaryrefslogtreecommitdiffstats
path: root/CPP/7zip/Archive/7z/7zProperties.cpp
blob: 432da23fdb7ee0b0053963bd6587c135ce6bec1b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
// 7zProperties.cpp

#include "StdAfx.h"

#include "7zProperties.h"
#include "7zHeader.h"
#include "7zHandler.h"

// #define _MULTI_PACK

namespace NArchive {
namespace N7z {

struct CPropMap
{
  UInt64 FilePropID;
  STATPROPSTG StatPROPSTG;
};

CPropMap kPropMap[] =
{
  { NID::kName, { NULL, kpidPath, VT_BSTR } },
  { NID::kSize, { NULL, kpidSize, VT_UI8 } },
  { NID::kPackInfo, { NULL, kpidPackSize, VT_UI8 } },
  
  #ifdef _MULTI_PACK
  { 100, { L"Pack0", kpidPackedSize0, VT_UI8 } },
  { 101, { L"Pack1", kpidPackedSize1, VT_UI8 } },
  { 102, { L"Pack2", kpidPackedSize2, VT_UI8 } },
  { 103, { L"Pack3", kpidPackedSize3, VT_UI8 } },
  { 104, { L"Pack4", kpidPackedSize4, VT_UI8 } },
  #endif

  { NID::kCTime, { NULL, kpidCTime, VT_FILETIME } },
  { NID::kMTime, { NULL, kpidMTime, VT_FILETIME } },
  { NID::kATime, { NULL, kpidATime, VT_FILETIME } },
  { NID::kWinAttributes, { NULL, kpidAttrib, VT_UI4 } },
  { NID::kStartPos, { NULL, kpidPosition, VT_UI4 } },

  { NID::kCRC, { NULL, kpidCRC, VT_UI4 } },
  
  { NID::kAnti, { NULL, kpidIsAnti, VT_BOOL } }

  #ifndef _SFX
  ,
  { 97, { NULL,kpidEncrypted, VT_BOOL } },
  { 98, { NULL,kpidMethod, VT_BSTR } },
  { 99, { NULL,kpidBlock, VT_UI4 } }
  #endif
};

static const int kPropMapSize = sizeof(kPropMap) / sizeof(kPropMap[0]);

static int FindPropInMap(UInt64 filePropID)
{
  for (int i = 0; i < kPropMapSize; i++)
    if (kPropMap[i].FilePropID == filePropID)
      return i;
  return -1;
}

static void CopyOneItem(CRecordVector<UInt64> &src,
    CRecordVector<UInt64> &dest, UInt32 item)
{
  for (int i = 0; i < src.Size(); i++)
    if (src[i] == item)
    {
      dest.Add(item);
      src.Delete(i);
      return;
    }
}

static void RemoveOneItem(CRecordVector<UInt64> &src, UInt32 item)
{
  for (int i = 0; i < src.Size(); i++)
    if (src[i] == item)
    {
      src.Delete(i);
      return;
    }
}

static void InsertToHead(CRecordVector<UInt64> &dest, UInt32 item)
{
  for (int i = 0; i < dest.Size(); i++)
    if (dest[i] == item)
    {
      dest.Delete(i);
      break;
    }
  dest.Insert(0, item);
}

void CHandler::FillPopIDs()
{
  _fileInfoPopIDs.Clear();

  #ifdef _7Z_VOL
  if(_volumes.Size() < 1)
    return;
  const CVolume &volume = _volumes.Front();
  const CArchiveDatabaseEx &_db = volume.Database;
  #endif

  CRecordVector<UInt64> fileInfoPopIDs = _db.ArchiveInfo.FileInfoPopIDs;

  RemoveOneItem(fileInfoPopIDs, NID::kEmptyStream);
  RemoveOneItem(fileInfoPopIDs, NID::kEmptyFile);

  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kName);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kAnti);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kSize);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kPackInfo);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kCTime);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kMTime);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kATime);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kWinAttributes);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kCRC);
  CopyOneItem(fileInfoPopIDs, _fileInfoPopIDs, NID::kComment);
  _fileInfoPopIDs += fileInfoPopIDs;
 
  #ifndef _SFX
  _fileInfoPopIDs.Add(97);
  _fileInfoPopIDs.Add(98);
  _fileInfoPopIDs.Add(99);
  #endif
  #ifdef _MULTI_PACK
  _fileInfoPopIDs.Add(100);
  _fileInfoPopIDs.Add(101);
  _fileInfoPopIDs.Add(102);
  _fileInfoPopIDs.Add(103);
  _fileInfoPopIDs.Add(104);
  #endif

  #ifndef _SFX
  InsertToHead(_fileInfoPopIDs, NID::kMTime);
  InsertToHead(_fileInfoPopIDs, NID::kPackInfo);
  InsertToHead(_fileInfoPopIDs, NID::kSize);
  InsertToHead(_fileInfoPopIDs, NID::kName);
  #endif
}

STDMETHODIMP CHandler::GetNumberOfProperties(UInt32 *numProperties)
{
  *numProperties = _fileInfoPopIDs.Size();
  return S_OK;
}

STDMETHODIMP CHandler::GetPropertyInfo(UInt32 index, BSTR *name, PROPID *propID, VARTYPE *varType)
{
  if ((int)index >= _fileInfoPopIDs.Size())
    return E_INVALIDARG;
  int indexInMap = FindPropInMap(_fileInfoPopIDs[index]);
  if (indexInMap == -1)
    return E_INVALIDARG;
  const STATPROPSTG &srcItem = kPropMap[indexInMap].StatPROPSTG;
  *propID = srcItem.propid;
  *varType = srcItem.vt;
  *name = 0;
  return S_OK;
}

}}