1 // PropIDUtils.cpp
2
3 #include "StdAfx.h"
4
5 #include "Common/IntToString.h"
6
7 #include "Windows/FileFind.h"
8 #include "Windows/PropVariantConversions.h"
9
10 #include "../../PropID.h"
11
12 #include "PropIDUtils.h"
13
14 using namespace NWindows;
15
ConvertUInt32ToHex(UInt32 value,wchar_t * s)16 void ConvertUInt32ToHex(UInt32 value, wchar_t *s)
17 {
18 for (int i = 0; i < 8; i++)
19 {
20 int t = value & 0xF;
21 value >>= 4;
22 s[7 - i] = (wchar_t)((t < 10) ? (L'0' + t) : (L'A' + (t - 10)));
23 }
24 s[8] = L'\0';
25 }
26
27 static const char g_WinAttrib[17] = "RHS8DAdNTsrCOnE_";
28 /*
29 0 READONLY
30 1 HIDDEN
31 3 SYSTEM
32
33 4 DIRECTORY
34 5 ARCHIVE
35 6 DEVICE
36 7 NORMAL
37 8 TEMPORARY
38 9 SPARSE_FILE
39 10 REPARSE_POINT
40 11 COMPRESSED
41 12 OFFLINE
42 13 NOT_CONTENT_INDEXED
43 14 ENCRYPTED
44
45 16 VIRTUAL
46 */
47
48 static const char kPosixTypes[16] = { '0', 'p', 'c', '3', 'd', '5', 'b', '7', '-', '9', 'l', 'B', 's', 'D', 'E', 'F' };
49 #define MY_ATTR_CHAR(a, n, c) ((a )& (1 << (n))) ? c : L'-';
50
ConvertPropertyToString(const PROPVARIANT & prop,PROPID propID,bool full)51 UString ConvertPropertyToString(const PROPVARIANT &prop, PROPID propID, bool full)
52 {
53 switch(propID)
54 {
55 case kpidCTime:
56 case kpidATime:
57 case kpidMTime:
58 {
59 if (prop.vt != VT_FILETIME)
60 break;
61 FILETIME localFileTime;
62 if ((prop.filetime.dwHighDateTime == 0 &&
63 prop.filetime.dwLowDateTime == 0) ||
64 !::FileTimeToLocalFileTime(&prop.filetime, &localFileTime))
65 return UString();
66 return ConvertFileTimeToString(localFileTime, true, full);
67 }
68 case kpidCRC:
69 {
70 if (prop.vt != VT_UI4)
71 break;
72 wchar_t temp[12];
73 ConvertUInt32ToHex(prop.ulVal, temp);
74 return temp;
75 }
76 case kpidAttrib:
77 {
78 if (prop.vt != VT_UI4)
79 break;
80 UInt32 a = prop.ulVal;
81 wchar_t sz[32];
82 int pos = 0;
83 for (int i = 0; i < 16; i++)
84 if (a & (1 << i) && i != 7)
85 sz[pos++] = g_WinAttrib[i];
86 sz[pos] = '\0';
87 return sz;
88 }
89 case kpidPosixAttrib:
90 {
91 if (prop.vt != VT_UI4)
92 break;
93 UString res;
94 UInt32 a = prop.ulVal;
95 wchar_t temp[16];
96
97 temp[0] = kPosixTypes[(a >> 12) & 0xF];
98 for (int i = 6; i >= 0; i -= 3)
99 {
100 temp[7 - i] = MY_ATTR_CHAR(a, i + 2, L'r');
101 temp[8 - i] = MY_ATTR_CHAR(a, i + 1, L'w');
102 temp[9 - i] = MY_ATTR_CHAR(a, i + 0, L'x');
103 }
104 if ((a & 0x800) != 0) temp[3] = ((a & (1 << 6)) ? 's' : 'S');
105 if ((a & 0x400) != 0) temp[6] = ((a & (1 << 3)) ? 's' : 'S');
106 if ((a & 0x200) != 0) temp[9] = ((a & (1 << 0)) ? 't' : 'T');
107 temp[10] = 0;
108 res = temp;
109
110 a &= ~(UInt32)0xFFFF;
111 if (a != 0)
112 {
113 ConvertUInt32ToHex(a, temp);
114 res = UString(temp) + L' ' + res;
115 }
116 return res;
117 }
118 }
119 return ConvertPropVariantToString(prop);
120 }
121