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[netbsd-mini2440.git] / sys / external / intel-public / acpica / dist / tools / acpiexec / osunixdir.c
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2 /******************************************************************************
4 * Module Name: osunixdir - Unix directory access interfaces
6 *****************************************************************************/
8 /******************************************************************************
10 * 1. Copyright Notice
12 * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp.
13 * All rights reserved.
15 * 2. License
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
20 * property rights.
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
39 * conditions are met:
41 * 3. Conditions
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
65 * make.
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
71 * distribution.
73 * 3.4. Intel retains all right, title, and interest in and to the Original
74 * Intel Code.
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
89 * PARTICULAR PURPOSE.
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
98 * LIMITED REMEDY.
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 *****************************************************************************/
118 #include <stdio.h>
119 #include <stdlib.h>
120 #include <string.h>
121 #include <dirent.h>
122 #include <fnmatch.h>
123 #include <ctype.h>
124 #include <sys/stat.h>
126 #include "acpisrc.h"
128 typedef struct ExternalFindInfo
130 char *DirPathname;
131 DIR *DirPtr;
132 char temp_buffer[128];
133 char *WildcardSpec;
134 char RequestedFileType;
136 } EXTERNAL_FIND_INFO;
139 /*******************************************************************************
141 * FUNCTION: AcpiOsOpenDirectory
143 * PARAMETERS: DirPathname - Full pathname to the directory
144 * WildcardSpec - string of the form "*.c", etc.
146 * RETURN: A directory "handle" to be used in subsequent search operations.
147 * NULL returned on failure.
149 * DESCRIPTION: Open a directory in preparation for a wildcard search
151 ******************************************************************************/
153 void *
154 AcpiOsOpenDirectory (
155 char *DirPathname,
156 char *WildcardSpec,
157 char RequestedFileType)
159 EXTERNAL_FIND_INFO *ExternalInfo;
160 DIR *dir;
163 /* Allocate the info struct that will be returned to the caller */
165 ExternalInfo = calloc (sizeof (EXTERNAL_FIND_INFO), 1);
166 if (!ExternalInfo)
168 return (NULL);
171 /* Get the directory stream */
173 dir = opendir (DirPathname);
174 if (!dir)
176 free (ExternalInfo);
177 return (NULL);
180 /* Save the info in the return structure */
182 ExternalInfo->WildcardSpec = WildcardSpec;
183 ExternalInfo->RequestedFileType = RequestedFileType;
184 ExternalInfo->DirPathname = DirPathname;
185 ExternalInfo->DirPtr = dir;
186 return (ExternalInfo);
190 /*******************************************************************************
192 * FUNCTION: AcpiOsGetNextFilename
194 * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
196 * RETURN: Next filename matched. NULL if no more matches.
198 * DESCRIPTION: Get the next file in the directory that matches the wildcard
199 * specification.
201 ******************************************************************************/
203 char *
204 AcpiOsGetNextFilename (
205 void *DirHandle)
207 EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
208 struct dirent *dir_entry;
209 char *temp_str;
210 int str_len;
211 struct stat temp_stat;
212 int err;
215 while ((dir_entry = readdir (ExternalInfo->DirPtr)))
217 if (!fnmatch (ExternalInfo->WildcardSpec, dir_entry->d_name, 0))
219 if (dir_entry->d_name[0] == '.')
220 continue;
222 str_len = strlen (dir_entry->d_name) +
223 strlen (ExternalInfo->DirPathname) + 2;
225 temp_str = calloc (str_len, 1);
226 if (!temp_str)
228 printf ("Could not allocate buffer for temporary string\n");
229 return NULL;
232 strcpy (temp_str, ExternalInfo->DirPathname);
233 strcat (temp_str, "/");
234 strcat (temp_str, dir_entry->d_name);
236 err = stat (temp_str, &temp_stat);
237 free (temp_str);
238 if (err == -1)
240 printf ("stat() error - should not happen\n");
241 return NULL;
244 if ((S_ISDIR (temp_stat.st_mode)
245 && (ExternalInfo->RequestedFileType == REQUEST_DIR_ONLY))
247 ((!S_ISDIR (temp_stat.st_mode)
248 && ExternalInfo->RequestedFileType == REQUEST_FILE_ONLY)))
250 /* copy to a temp buffer because dir_entry struct is on the stack */
252 strcpy (ExternalInfo->temp_buffer, dir_entry->d_name);
253 return (ExternalInfo->temp_buffer);
258 return NULL;
262 /*******************************************************************************
264 * FUNCTION: AcpiOsCloseDirectory
266 * PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
268 * RETURN: None.
270 * DESCRIPTION: Close the open directory and cleanup.
272 ******************************************************************************/
274 void
275 AcpiOsCloseDirectory (
276 void *DirHandle)
278 EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
281 /* Close the directory and free allocations */
283 closedir (ExternalInfo->DirPtr);
284 free (DirHandle);
287 /* Other functions acpisrc uses but that aren't standard on Unix */
289 /* lowercase a string */
290 char*
291 strlwr (
292 char *str)
294 int length;
295 int i;
298 length = strlen(str);
300 for (i = 0; i < length; i++)
302 str[i] = tolower(str[i]);
305 return (str);