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
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
|
#include "rar.hpp"
static bool IsUnicode(byte *Data,int Size);
bool ReadTextFile(
const wchar *Name,
StringList *List,
bool Config,
bool AbortOnError,
RAR_CHARSET SrcCharset,
bool Unquote,
bool SkipComments,
bool ExpandEnvStr)
{
wchar FileName[NM];
*FileName=0;
if (Name!=NULL)
if (Config)
GetConfigName(Name,FileName,ASIZE(FileName),true,false);
else
wcsncpyz(FileName,Name,ASIZE(FileName));
File SrcFile;
if (FileName!=NULL && *FileName!=0)
{
bool OpenCode=AbortOnError ? SrcFile.WOpen(FileName):SrcFile.Open(FileName,0);
if (!OpenCode)
{
if (AbortOnError)
ErrHandler.Exit(RARX_OPEN);
return false;
}
}
else
SrcFile.SetHandleType(FILE_HANDLESTD);
unsigned int DataSize=0,ReadSize;
const int ReadBlock=1024;
Array<char> Data(ReadBlock+5);
while ((ReadSize=SrcFile.Read(&Data[DataSize],ReadBlock))!=0)
{
DataSize+=ReadSize;
Data.Add(ReadSize);
}
memset(&Data[DataSize],0,5);
Array<wchar> WideStr;
if (SrcCharset==RCH_UNICODE ||
SrcCharset==RCH_DEFAULT && IsUnicode((byte *)&Data[0],DataSize))
{
// Unicode in native system format, can be more than 2 bytes per character.
Array<wchar> DataW(Data.Size()/2+1);
for (size_t I=2;I<Data.Size()-1;I+=2)
{
// Need to convert Data to (byte) first to prevent the sign extension
// to higher bytes.
DataW[(I-2)/2]=(wchar)((byte)Data[I])+(wchar)((byte)Data[I+1])*256;
}
wchar *CurStr=&DataW[0];
while (*CurStr!=0)
{
wchar *NextStr=CurStr,*CmtPtr=NULL;
while (*NextStr!='\r' && *NextStr!='\n' && *NextStr!=0)
{
if (SkipComments && NextStr[0]=='/' && NextStr[1]=='/')
{
*NextStr=0;
CmtPtr=NextStr;
}
NextStr++;
}
*NextStr=0;
for (wchar *SpacePtr=(CmtPtr ? CmtPtr:NextStr)-1;SpacePtr>=CurStr;SpacePtr--)
{
if (*SpacePtr!=' ' && *SpacePtr!='\t')
break;
*SpacePtr=0;
}
if (*CurStr!=0)
{
size_t Length=wcslen(CurStr);
if (Unquote && *CurStr=='\"' && CurStr[Length-1]=='\"')
{
CurStr[Length-1]=0;
CurStr++;
}
bool Expanded=false;
#ifdef _WIN_ALL
if (ExpandEnvStr && *CurStr=='%')
{
// Expanding environment variables in Windows version.
wchar ExpName[NM];
*ExpName=0;
DWORD Result=ExpandEnvironmentStrings(CurStr,ExpName,ASIZE(ExpName));
Expanded=Result!=0 && Result<ASIZE(ExpName);
if (Expanded)
List->AddString(ExpName);
}
#endif
if (!Expanded)
List->AddString(CurStr);
}
CurStr=NextStr+1;
while (*CurStr=='\r' || *CurStr=='\n')
CurStr++;
}
}
else
{
char *CurStr=&Data[0];
while (*CurStr!=0)
{
char *NextStr=CurStr,*CmtPtr=NULL;
while (*NextStr!='\r' && *NextStr!='\n' && *NextStr!=0)
{
if (SkipComments && NextStr[0]=='/' && NextStr[1]=='/')
{
*NextStr=0;
CmtPtr=NextStr;
}
NextStr++;
}
*NextStr=0;
for (char *SpacePtr=(CmtPtr ? CmtPtr:NextStr)-1;SpacePtr>=CurStr;SpacePtr--)
{
if (*SpacePtr!=' ' && *SpacePtr!='\t')
break;
*SpacePtr=0;
}
if (*CurStr)
{
if (Unquote && *CurStr=='\"')
{
size_t Length=strlen(CurStr);
if (CurStr[Length-1]=='\"')
{
CurStr[Length-1]=0;
CurStr++;
}
}
#if defined(_WIN_ALL)
if (SrcCharset==RCH_OEM)
OemToCharA(CurStr,CurStr);
#endif
bool Expanded=false;
WideStr.Alloc(strlen(CurStr)+1);
CharToWide(CurStr,&WideStr[0],WideStr.Size());
#ifdef _WIN_ALL
if (ExpandEnvStr && *CurStr=='%')
{
// Expanding environment variables in Windows version.
wchar ExpName[NM];
DWORD Result=ExpandEnvironmentStringsW(&WideStr[0],ExpName,ASIZE(ExpName));
Expanded=Result!=0 && Result<ASIZE(ExpName);
if (Expanded)
List->AddString(ExpName);
}
#endif
if (!Expanded)
List->AddString(&WideStr[0]);
}
CurStr=NextStr+1;
while (*CurStr=='\r' || *CurStr=='\n')
CurStr++;
}
}
return true;
}
bool IsUnicode(byte *Data,int Size)
{
if (Size<4 || Data[0]!=0xff || Data[1]!=0xfe)
return false;
for (int I=2;I<Size;I++)
if (Data[I]<32 && Data[I]!='\r' && Data[I]!='\n')
return true;
return false;
}
|