1 karl 1.22 //%2005////////////////////////////////////////////////////////////////////////
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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 karl 1.22 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
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11 mike 1.8 //
12 // Permission is hereby granted, free of charge, to any person obtaining a copy
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13 kumpf 1.9 // of this software and associated documentation files (the "Software"), to
14 // deal in the Software without restriction, including without limitation the
15 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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16 mike 1.8 // sell copies of the Software, and to permit persons to whom the Software is
17 // furnished to do so, subject to the following conditions:
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18 david.dillard 1.24 //
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19 kumpf 1.9 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
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20 mike 1.8 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
21 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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22 kumpf 1.9 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
23 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
24 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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25 mike 1.8 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 //
28 //==============================================================================
29 //
30 // Author: Mike Brasher (mbrasher@bmc.com)
31 //
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32 a.arora 1.14 // Modified By: Amit K Arora, IBM (amita@in.ibm.com)
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33 david.dillard 1.24 // David Dillard, VERITAS Software Corp.
34 // (david.dillard@veritas.com)
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35 mike 1.8 //
36 //%/////////////////////////////////////////////////////////////////////////////
37
38 #ifndef Pegasus_Dir_h
39 #define Pegasus_Dir_h
40
41 #include <Pegasus/Common/Config.h>
42 #include <Pegasus/Common/String.h>
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43 kumpf 1.11 #include <Pegasus/Common/InternalException.h>
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44 kumpf 1.10 #include <Pegasus/Common/Linkage.h>
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45 david.dillard 1.24 #include <Pegasus/Common/AutoPtr.h>
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46 mike 1.8
47 PEGASUS_NAMESPACE_BEGIN
48
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49 a.arora 1.15 #if defined(PEGASUS_OS_TYPE_WINDOWS)
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50 gs.keenan 1.21 #include <io.h>
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51 david.dillard 1.24 typedef struct
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52 a.arora 1.15 {
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53 david.dillard 1.24 #if _MSC_VER < 1300
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54 a.arora 1.15 long file;
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55 david.dillard 1.24 #else
56 intptr_t file;
57 #endif
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58 a.arora 1.15 struct _finddata_t findData;
59 } DirRep;
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60 gs.keenan 1.21 #elif defined(PEGASUS_OS_TYPE_UNIX) || defined (PEGASUS_OS_VMS)
61 #if defined(PEGASUS_OS_SOLARIS)
62 #include <sys/param.h>
63 #endif /* if defined(PEGASUS_OS_SOLARIS) */
64
65 #include <dirent.h>
66
67 #ifndef PEGASUS_OS_VMS
68 #define PEGASUS_HAS_READDIR_R
69 #endif /* ifndef PEGASUS_OS_VMS */
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70 a.arora 1.15
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71 david.dillard 1.23 struct DirRep
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72 a.arora 1.15 {
73 DIR* dir;
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74 gs.keenan 1.21 #ifdef PEGASUS_OS_OS400
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75 a.arora 1.15 struct dirent_lg* entry;
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76 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_OS400 */
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77 a.arora 1.15 struct dirent* entry;
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78 gs.keenan 1.21 #endif /* ifdef PEGASUS_OS_OS400 */
79 #ifdef PEGASUS_HAS_READDIR_R
80 #ifdef PEGASUS_OS_OS400
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81 a.arora 1.15 struct dirent_lg buffer;
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82 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_OS400 */
83 #ifdef PEGASUS_OS_SOLARIS
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84 a.arora 1.15 private:
85 char buf[sizeof(dirent) + MAXNAMELEN];
86 public:
87 struct dirent &buffer;
88 inline DirRep()
89 : buffer(*reinterpret_cast<struct dirent *>(buf))
90 { }
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91 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_SOLARIS */
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92 a.arora 1.15 struct dirent buffer;
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93 gs.keenan 1.21 #endif /* ifdef PEGASUS_OS_SOLARIS */
94 #endif /* ifdef PEGASUS_OS_OS400 */
95 #endif /* ifdef PEGASUS_HAS_READDIR_R */
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96 david.dillard 1.23 };
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97 gs.keenan 1.21 #endif /* elif defined(PEGASUS_OS_TYPE_UNIX) || defined (PEGASUS_OS_VMS) */
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98 mike 1.8
99 /** The Dir class provides a platform independent way of iterating the
100 files in a directory.
101 */
102 class PEGASUS_COMMON_LINKAGE Dir
103 {
104 public:
105
106 /** Starts this iterator class on the given path.
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107 david.dillard 1.24 @param String path is the path to the target directory
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108 mike 1.8 @return
109 @exception throws CannotOpenDirectory if invalid directory.
110
111 <pre>
112 char* path = "."
113 try
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114 david.dillard 1.24 {
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115 mike 1.8 for (Dir dir(path); dir.more(); dir.next())
116 {
117 cout << "name: " << dir.getName() << endl;
118 }
119 }
120 catch(CannotOpenDirectory&)
121 {
122 // Error!
123 }
124 </pre>
125 */
126 Dir(const String& path);
127
128 /** Release any iterator resources. */
129 ~Dir();
130
131 /** Return true if there are more file names to iterator. */
132 Boolean more() const { return _more; }
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133 david.dillard 1.24
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134 bafna.mukesh 1.18 #if defined(PEGASUS_PLATFORM_DARWIN_PPC_GNU)
135 /** Returns the file inode number. */
136 const Uint32 getInode() const;
137 #endif
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138 mike 1.8
139 /** Returns the current file name. */
140 const char* getName() const;
141
142 /** Advance to next file in directory. */
143 void next();
144
145 private:
146
147 Boolean _more;
148 Boolean _isValid;
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149 kumpf 1.12 String _path;
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150 a.arora 1.15 DirRep _dirRep;
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151 mike 1.8 };
152
153 PEGASUS_NAMESPACE_END
154
155 #endif /* Pegasus_Dir_h */
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Dir.h
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