2 /******************************************************************************
4 * Module Name: osunixdir - Unix directory access interfaces
6 *****************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
124 #include <sys/stat.h>
129 * Allocated structure returned from OsOpenDirectory
131 typedef struct ExternalFindInfo
135 char temp_buffer[128];
137 char RequestedFileType;
139 } EXTERNAL_FIND_INFO;
142 /*******************************************************************************
144 * FUNCTION: AcpiOsOpenDirectory
146 * PARAMETERS: DirPathname - Full pathname to the directory
147 * WildcardSpec - string of the form "*.c", etc.
149 * RETURN: A directory "handle" to be used in subsequent search operations.
150 * NULL returned on failure.
152 * DESCRIPTION: Open a directory in preparation for a wildcard search
154 ******************************************************************************/
157 AcpiOsOpenDirectory (
160 char RequestedFileType)
162 EXTERNAL_FIND_INFO *ExternalInfo;
166 /* Allocate the info struct that will be returned to the caller */
168 ExternalInfo = calloc (sizeof (EXTERNAL_FIND_INFO), 1);
174 /* Get the directory stream */
176 dir = opendir (DirPathname);
183 /* Save the info in the return structure */
185 ExternalInfo->WildcardSpec = WildcardSpec;
186 ExternalInfo->RequestedFileType = RequestedFileType;
187 ExternalInfo->DirPathname = DirPathname;
188 ExternalInfo->DirPtr = dir;
189 return (ExternalInfo);
193 /*******************************************************************************
195 * FUNCTION: AcpiOsGetNextFilename
197 * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
199 * RETURN: Next filename matched. NULL if no more matches.
201 * DESCRIPTION: Get the next file in the directory that matches the wildcard
204 ******************************************************************************/
207 AcpiOsGetNextFilename (
210 EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
211 struct dirent *dir_entry;
214 struct stat temp_stat;
218 while ((dir_entry = readdir (ExternalInfo->DirPtr)))
220 if (!fnmatch (ExternalInfo->WildcardSpec, dir_entry->d_name, 0))
222 if (dir_entry->d_name[0] == '.')
227 str_len = strlen (dir_entry->d_name) +
228 strlen (ExternalInfo->DirPathname) + 2;
230 temp_str = calloc (str_len, 1);
233 printf ("Could not allocate buffer for temporary string\n");
237 strcpy (temp_str, ExternalInfo->DirPathname);
238 strcat (temp_str, "/");
239 strcat (temp_str, dir_entry->d_name);
241 err = stat (temp_str, &temp_stat);
245 printf ("stat() error - should not happen\n");
249 if ((S_ISDIR (temp_stat.st_mode)
250 && (ExternalInfo->RequestedFileType == REQUEST_DIR_ONLY))
252 ((!S_ISDIR (temp_stat.st_mode)
253 && ExternalInfo->RequestedFileType == REQUEST_FILE_ONLY)))
255 /* copy to a temp buffer because dir_entry struct is on the stack */
257 strcpy (ExternalInfo->temp_buffer, dir_entry->d_name);
258 return (ExternalInfo->temp_buffer);
267 /*******************************************************************************
269 * FUNCTION: AcpiOsCloseDirectory
271 * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
275 * DESCRIPTION: Close the open directory and cleanup.
277 ******************************************************************************/
280 AcpiOsCloseDirectory (
283 EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
286 /* Close the directory and free allocations */
288 closedir (ExternalInfo->DirPtr);
293 /* Other functions acpisrc uses but that aren't standard on Unix */
295 /*******************************************************************************
299 * PARAMETERS: str - String to be lowercased.
303 * DESCRIPTION: Lowercase a string in-place.
305 ******************************************************************************/
315 length = strlen (str);
317 for (i = 0; i < length; i++)
319 str[i] = tolower ((int) str[i]);