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
|
#if !defined(SFX_MODULE) && defined(_WIN_ALL)
void ExtractStreams20(Archive &Arc,const wchar *FileName)
{
if (Arc.BrokenHeader)
{
uiMsg(UIERROR_STREAMBROKEN,Arc.FileName,FileName);
ErrHandler.SetErrorCode(RARX_CRC);
return;
}
if (Arc.StreamHead.Method<0x31 || Arc.StreamHead.Method>0x35 || Arc.StreamHead.UnpVer>VER_PACK)
{
uiMsg(UIERROR_STREAMUNKNOWN,Arc.FileName,FileName);
ErrHandler.SetErrorCode(RARX_WARNING);
return;
}
wchar StreamName[NM+2];
if (FileName[0]!=0 && FileName[1]==0)
{
wcscpy(StreamName,L".\\");
wcscpy(StreamName+2,FileName);
}
else
wcscpy(StreamName,FileName);
if (wcslen(StreamName)+strlen(Arc.StreamHead.StreamName)>=ASIZE(StreamName) ||
Arc.StreamHead.StreamName[0]!=':')
{
uiMsg(UIERROR_STREAMBROKEN,Arc.FileName,FileName);
ErrHandler.SetErrorCode(RARX_CRC);
return;
}
wchar StoredName[NM];
CharToWide(Arc.StreamHead.StreamName,StoredName,ASIZE(StoredName));
ConvertPath(StoredName+1,StoredName+1);
wcsncatz(StreamName,StoredName,ASIZE(StreamName));
FindData fd;
bool Found=FindFile::FastFind(FileName,&fd);
if ((fd.FileAttr & FILE_ATTRIBUTE_READONLY)!=0)
SetFileAttr(FileName,fd.FileAttr & ~FILE_ATTRIBUTE_READONLY);
File CurFile;
if (CurFile.WCreate(StreamName))
{
ComprDataIO DataIO;
Unpack Unpack(&DataIO);
Unpack.Init(0x10000,false);
DataIO.SetPackedSizeToRead(Arc.StreamHead.DataSize);
DataIO.EnableShowProgress(false);
DataIO.SetFiles(&Arc,&CurFile);
DataIO.UnpHash.Init(HASH_CRC32,1);
Unpack.SetDestSize(Arc.StreamHead.UnpSize);
Unpack.DoUnpack(Arc.StreamHead.UnpVer,false);
if (Arc.StreamHead.StreamCRC!=DataIO.UnpHash.GetCRC32())
{
uiMsg(UIERROR_STREAMBROKEN,Arc.FileName,StreamName);
ErrHandler.SetErrorCode(RARX_CRC);
}
else
CurFile.Close();
}
File HostFile;
if (Found && HostFile.Open(FileName,FMF_OPENSHARED|FMF_UPDATE))
SetFileTime(HostFile.GetHandle(),&fd.ftCreationTime,&fd.ftLastAccessTime,
&fd.ftLastWriteTime);
if ((fd.FileAttr & FILE_ATTRIBUTE_READONLY)!=0)
SetFileAttr(FileName,fd.FileAttr);
}
#endif
#ifdef _WIN_ALL
void ExtractStreams(Archive &Arc,const wchar *FileName)
{
wchar FullName[NM+2];
if (FileName[0]!=0 && FileName[1]==0)
{
wcscpy(FullName,L".\\");
wcsncpyz(FullName+2,FileName,ASIZE(FullName)-2);
}
else
wcsncpyz(FullName,FileName,ASIZE(FullName));
byte *Data=&Arc.SubHead.SubData[0];
size_t DataSize=Arc.SubHead.SubData.Size();
wchar StreamName[NM];
GetStreamNameNTFS(Arc,StreamName,ASIZE(StreamName));
if (*StreamName!=':')
{
uiMsg(UIERROR_STREAMBROKEN,Arc.FileName,FileName);
ErrHandler.SetErrorCode(RARX_CRC);
return;
}
wcsncatz(FullName,StreamName,ASIZE(FullName));
FindData fd;
bool Found=FindFile::FastFind(FileName,&fd);
if ((fd.FileAttr & FILE_ATTRIBUTE_READONLY)!=0)
SetFileAttr(FileName,fd.FileAttr & ~FILE_ATTRIBUTE_READONLY);
File CurFile;
if (CurFile.WCreate(FullName) && Arc.ReadSubData(NULL,&CurFile))
CurFile.Close();
File HostFile;
if (Found && HostFile.Open(FileName,FMF_OPENSHARED|FMF_UPDATE))
SetFileTime(HostFile.GetHandle(),&fd.ftCreationTime,&fd.ftLastAccessTime,
&fd.ftLastWriteTime);
// Restoring original file attributes. Important if file was read only
// or did not have "Archive" attribute
SetFileAttr(FileName,fd.FileAttr);
}
#endif
void GetStreamNameNTFS(Archive &Arc,wchar *StreamName,size_t MaxSize)
{
byte *Data=&Arc.SubHead.SubData[0];
size_t DataSize=Arc.SubHead.SubData.Size();
if (Arc.Format==RARFMT15)
{
size_t DestSize=Min(DataSize/2,MaxSize-1);
RawToWide(Data,StreamName,DestSize);
StreamName[DestSize]=0;
}
else
{
char UtfString[NM*4];
size_t DestSize=Min(DataSize,ASIZE(UtfString)-1);
memcpy(UtfString,Data,DestSize);
UtfString[DestSize]=0;
UtfToWide(UtfString,StreamName,MaxSize);
}
}
|
