1 karl 1.27 //%2006////////////////////////////////////////////////////////////////////////
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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 karl 1.27 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
12 // EMC Corporation; Symantec Corporation; The Open Group.
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13 mike 1.8 //
14 // Permission is hereby granted, free of charge, to any person obtaining a copy
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15 kumpf 1.9 // of this software and associated documentation files (the "Software"), to
16 // deal in the Software without restriction, including without limitation the
17 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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18 mike 1.8 // sell copies of the Software, and to permit persons to whom the Software is
19 // furnished to do so, subject to the following conditions:
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20 karl 1.27 //
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21 kumpf 1.9 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
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22 mike 1.8 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
23 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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24 kumpf 1.9 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
25 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
26 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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27 mike 1.8 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 //==============================================================================
31 //
32 // Author: Mike Brasher (mbrasher@bmc.com)
33 //
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34 a.arora 1.14 // Modified By: Amit K Arora, IBM (amita@in.ibm.com)
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35 david.dillard 1.24 // David Dillard, VERITAS Software Corp.
36 // (david.dillard@veritas.com)
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37 mike 1.8 //
38 //%/////////////////////////////////////////////////////////////////////////////
39
40 #ifndef Pegasus_Dir_h
41 #define Pegasus_Dir_h
42
43 #include <Pegasus/Common/Config.h>
44 #include <Pegasus/Common/String.h>
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45 kumpf 1.11 #include <Pegasus/Common/InternalException.h>
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46 kumpf 1.10 #include <Pegasus/Common/Linkage.h>
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47 david.dillard 1.24 #include <Pegasus/Common/AutoPtr.h>
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48 mike 1.8
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49 jim.wunderlich 1.25 #if defined(PEGASUS_PLATFORM_SOLARIS_SPARC_GNU)
50 # include <sys/param.h>
51 # include <dirent.h>
52 #endif
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53 marek 1.26 #ifdef PEGASUS_OS_ZOS
54 #include <dirent.h>
55 #endif
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56 jim.wunderlich 1.25
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57 mike 1.8 PEGASUS_NAMESPACE_BEGIN
58
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59 a.arora 1.15 #if defined(PEGASUS_OS_TYPE_WINDOWS)
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60 gs.keenan 1.21 #include <io.h>
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61 david.dillard 1.24 typedef struct
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62 a.arora 1.15 {
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63 david.dillard 1.24 #if _MSC_VER < 1300
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64 a.arora 1.15 long file;
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65 david.dillard 1.24 #else
66 intptr_t file;
67 #endif
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68 a.arora 1.15 struct _finddata_t findData;
69 } DirRep;
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70 gs.keenan 1.21 #elif defined(PEGASUS_OS_TYPE_UNIX) || defined (PEGASUS_OS_VMS)
71 #if defined(PEGASUS_OS_SOLARIS)
72 #include <sys/param.h>
73 #endif /* if defined(PEGASUS_OS_SOLARIS) */
74
75 #include <dirent.h>
76
77 #ifndef PEGASUS_OS_VMS
78 #define PEGASUS_HAS_READDIR_R
79 #endif /* ifndef PEGASUS_OS_VMS */
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80 a.arora 1.15
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81 david.dillard 1.23 struct DirRep
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82 a.arora 1.15 {
83 DIR* dir;
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84 gs.keenan 1.21 #ifdef PEGASUS_OS_OS400
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85 a.arora 1.15 struct dirent_lg* entry;
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86 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_OS400 */
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87 a.arora 1.15 struct dirent* entry;
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88 gs.keenan 1.21 #endif /* ifdef PEGASUS_OS_OS400 */
89 #ifdef PEGASUS_HAS_READDIR_R
90 #ifdef PEGASUS_OS_OS400
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91 a.arora 1.15 struct dirent_lg buffer;
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92 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_OS400 */
93 #ifdef PEGASUS_OS_SOLARIS
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94 a.arora 1.15 private:
95 char buf[sizeof(dirent) + MAXNAMELEN];
96 public:
97 struct dirent &buffer;
98 inline DirRep()
99 : buffer(*reinterpret_cast<struct dirent *>(buf))
100 { }
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101 gs.keenan 1.21 #else /* ifdef PEGASUS_OS_SOLARIS */
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102 a.arora 1.15 struct dirent buffer;
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103 gs.keenan 1.21 #endif /* ifdef PEGASUS_OS_SOLARIS */
104 #endif /* ifdef PEGASUS_OS_OS400 */
105 #endif /* ifdef PEGASUS_HAS_READDIR_R */
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106 david.dillard 1.23 };
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107 gs.keenan 1.21 #endif /* elif defined(PEGASUS_OS_TYPE_UNIX) || defined (PEGASUS_OS_VMS) */
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108 mike 1.8
109 /** The Dir class provides a platform independent way of iterating the
110 files in a directory.
111 */
112 class PEGASUS_COMMON_LINKAGE Dir
113 {
114 public:
115
116 /** Starts this iterator class on the given path.
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117 david.dillard 1.24 @param String path is the path to the target directory
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118 mike 1.8 @return
119 @exception throws CannotOpenDirectory if invalid directory.
120
121 <pre>
122 char* path = "."
123 try
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124 david.dillard 1.24 {
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125 mike 1.8 for (Dir dir(path); dir.more(); dir.next())
126 {
127 cout << "name: " << dir.getName() << endl;
128 }
129 }
130 catch(CannotOpenDirectory&)
131 {
132 // Error!
133 }
134 </pre>
135 */
136 Dir(const String& path);
137
138 /** Release any iterator resources. */
139 ~Dir();
140
141 /** Return true if there are more file names to iterator. */
142 Boolean more() const { return _more; }
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143 david.dillard 1.24
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144 mike 1.8
145 /** Returns the current file name. */
146 const char* getName() const;
147
148 /** Advance to next file in directory. */
149 void next();
150
151 private:
152
153 Boolean _more;
154 Boolean _isValid;
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155 kumpf 1.12 String _path;
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156 a.arora 1.15 DirRep _dirRep;
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157 mike 1.8 };
158
159 PEGASUS_NAMESPACE_END
160
161 #endif /* Pegasus_Dir_h */
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Dir.h
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