1 karl 1.17 //%2004////////////////////////////////////////////////////////////////////////
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2 mike 1.8 //
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3 karl 1.17 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
4 // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
5 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
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6 karl 1.13 // IBM Corp.; EMC Corporation, The Open Group.
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7 karl 1.17 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
8 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
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9 mike 1.8 //
10 // Permission is hereby granted, free of charge, to any person obtaining a copy
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11 kumpf 1.9 // of this software and associated documentation files (the "Software"), to
12 // deal in the Software without restriction, including without limitation the
13 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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14 mike 1.8 // sell copies of the Software, and to permit persons to whom the Software is
15 // furnished to do so, subject to the following conditions:
16 //
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17 kumpf 1.9 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
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18 mike 1.8 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
19 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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20 kumpf 1.9 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
21 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
22 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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23 mike 1.8 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 //
26 //==============================================================================
27 //
28 // Author: Mike Brasher (mbrasher@bmc.com)
29 //
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30 a.arora 1.14 // Modified By: Amit K Arora, IBM (amita@in.ibm.com)
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31 mike 1.8 //
32 //%/////////////////////////////////////////////////////////////////////////////
33
34 #ifndef Pegasus_Dir_h
35 #define Pegasus_Dir_h
36
37 #include <Pegasus/Common/Config.h>
38 #include <Pegasus/Common/String.h>
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39 kumpf 1.11 #include <Pegasus/Common/InternalException.h>
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40 kumpf 1.10 #include <Pegasus/Common/Linkage.h>
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41 a.arora 1.14 #include <Pegasus/Common/AutoPtr.h>
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42 mike 1.8
43 PEGASUS_NAMESPACE_BEGIN
44
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45 a.arora 1.15 #if defined(PEGASUS_OS_TYPE_WINDOWS)
46 #include <io.h>
47 typedef struct
48 {
49 long file;
50 struct _finddata_t findData;
51 } DirRep;
52 #elif defined(PEGASUS_OS_TYPE_UNIX)
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53 david.dillard 1.16 #ifdef PEGASUS_OS_SOLARIS
54 #include <sys/param.h>
55 #endif
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56 a.arora 1.15 #include <dirent.h>
57
58 // ATTN: If a platform is found that does not have the readdir_r interface,
59 // this next line should be conditionally compiled out for that platform.
60 // Otherwise, the old readdir code can be removed.
61 #define PEGASUS_HAS_READDIR_R
62
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63 david.dillard 1.19 struct DirRep
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64 a.arora 1.15 {
65 DIR* dir;
66 #ifdef PEGASUS_OS_OS400
67 struct dirent_lg* entry;
68 #else
69 struct dirent* entry;
70 #endif
71 #ifdef PEGASUS_HAS_READDIR_R
72 #ifdef PEGASUS_OS_OS400
73 struct dirent_lg buffer;
74 #else
75 #ifdef PEGASUS_OS_SOLARIS
76 private:
77 char buf[sizeof(dirent) + MAXNAMELEN];
78 public:
79 struct dirent &buffer;
80 inline DirRep()
81 : buffer(*reinterpret_cast<struct dirent *>(buf))
82 { }
83 #else
84 struct dirent buffer;
85 a.arora 1.15 #endif
86 #endif
87 #endif
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88 david.dillard 1.16 };
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89 a.arora 1.15 #endif
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90 mike 1.8
91 /** The Dir class provides a platform independent way of iterating the
92 files in a directory.
93 */
94 class PEGASUS_COMMON_LINKAGE Dir
95 {
96 public:
97
98 /** Starts this iterator class on the given path.
99 @param String path is the path to the target directory
100 @return
101 @exception throws CannotOpenDirectory if invalid directory.
102
103 <pre>
104 char* path = "."
105 try
106 {
107 for (Dir dir(path); dir.more(); dir.next())
108 {
109 cout << "name: " << dir.getName() << endl;
110 }
111 mike 1.8 }
112 catch(CannotOpenDirectory&)
113 {
114 // Error!
115 }
116 </pre>
117 */
118 Dir(const String& path);
119
120 /** Release any iterator resources. */
121 ~Dir();
122
123 /** Return true if there are more file names to iterator. */
124 Boolean more() const { return _more; }
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125 bafna.mukesh 1.18
126 #if defined(PEGASUS_PLATFORM_DARWIN_PPC_GNU)
127 /** Returns the file inode number. */
128 const Uint32 getInode() const;
129 #endif
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130 mike 1.8
131 /** Returns the current file name. */
132 const char* getName() const;
133
134 /** Advance to next file in directory. */
135 void next();
136
137 private:
138
139 Boolean _more;
140 Boolean _isValid;
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141 kumpf 1.12 String _path;
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142 a.arora 1.15 DirRep _dirRep;
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143 mike 1.8 };
144
145 PEGASUS_NAMESPACE_END
146
147 #endif /* Pegasus_Dir_h */
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Dir.h
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