324 lines
12 KiB
C
324 lines
12 KiB
C
|
|
/******************************************************************************
|
|
*
|
|
* Module Name: osunixdir - Unix directory access interfaces
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/******************************************************************************
|
|
*
|
|
* 1. Copyright Notice
|
|
*
|
|
* Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
|
|
* All rights reserved.
|
|
*
|
|
* 2. License
|
|
*
|
|
* 2.1. This is your license from Intel Corp. under its intellectual property
|
|
* rights. You may have additional license terms from the party that provided
|
|
* you this software, covering your right to use that party's intellectual
|
|
* property rights.
|
|
*
|
|
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
|
|
* copy of the source code appearing in this file ("Covered Code") an
|
|
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
|
|
* base code distributed originally by Intel ("Original Intel Code") to copy,
|
|
* make derivatives, distribute, use and display any portion of the Covered
|
|
* Code in any form, with the right to sublicense such rights; and
|
|
*
|
|
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
|
|
* license (with the right to sublicense), under only those claims of Intel
|
|
* patents that are infringed by the Original Intel Code, to make, use, sell,
|
|
* offer to sell, and import the Covered Code and derivative works thereof
|
|
* solely to the minimum extent necessary to exercise the above copyright
|
|
* license, and in no event shall the patent license extend to any additions
|
|
* to or modifications of the Original Intel Code. No other license or right
|
|
* is granted directly or by implication, estoppel or otherwise;
|
|
*
|
|
* The above copyright and patent license is granted only if the following
|
|
* conditions are met:
|
|
*
|
|
* 3. Conditions
|
|
*
|
|
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification with rights to further distribute source must include
|
|
* the above Copyright Notice, the above License, this list of Conditions,
|
|
* and the following Disclaimer and Export Compliance provision. In addition,
|
|
* Licensee must cause all Covered Code to which Licensee contributes to
|
|
* contain a file documenting the changes Licensee made to create that Covered
|
|
* Code and the date of any change. Licensee must include in that file the
|
|
* documentation of any changes made by any predecessor Licensee. Licensee
|
|
* must include a prominent statement that the modification is derived,
|
|
* directly or indirectly, from Original Intel Code.
|
|
*
|
|
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification without rights to further distribute source must
|
|
* include the following Disclaimer and Export Compliance provision in the
|
|
* documentation and/or other materials provided with distribution. In
|
|
* addition, Licensee may not authorize further sublicense of source of any
|
|
* portion of the Covered Code, and must include terms to the effect that the
|
|
* license from Licensee to its licensee is limited to the intellectual
|
|
* property embodied in the software Licensee provides to its licensee, and
|
|
* not to intellectual property embodied in modifications its licensee may
|
|
* make.
|
|
*
|
|
* 3.3. Redistribution of Executable. Redistribution in executable form of any
|
|
* substantial portion of the Covered Code or modification must reproduce the
|
|
* above Copyright Notice, and the following Disclaimer and Export Compliance
|
|
* provision in the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* 3.4. Intel retains all right, title, and interest in and to the Original
|
|
* Intel Code.
|
|
*
|
|
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
|
|
* Intel shall be used in advertising or otherwise to promote the sale, use or
|
|
* other dealings in products derived from or relating to the Covered Code
|
|
* without prior written authorization from Intel.
|
|
*
|
|
* 4. Disclaimer and Export Compliance
|
|
*
|
|
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
|
|
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
|
|
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
|
|
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
|
|
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
|
|
* PARTICULAR PURPOSE.
|
|
*
|
|
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
|
|
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
|
|
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
|
|
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
|
|
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
|
|
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
|
|
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
|
|
* LIMITED REMEDY.
|
|
*
|
|
* 4.3. Licensee shall not export, either directly or indirectly, any of this
|
|
* software or system incorporating such software without first obtaining any
|
|
* required license or other approval from the U. S. Department of Commerce or
|
|
* any other agency or department of the United States Government. In the
|
|
* event Licensee exports any such software from the United States or
|
|
* re-exports any such software from a foreign destination, Licensee shall
|
|
* ensure that the distribution and export/re-export of the software is in
|
|
* compliance with all laws, regulations, orders, or other restrictions of the
|
|
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
|
|
* any of its subsidiaries will export/re-export any technical data, process,
|
|
* software, or service, directly or indirectly, to any country for which the
|
|
* United States government or any agency thereof requires an export license,
|
|
* other governmental approval, or letter of assurance, without first obtaining
|
|
* such license, approval or letter.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <dirent.h>
|
|
#include <fnmatch.h>
|
|
#include <ctype.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include "acpisrc.h"
|
|
|
|
/*
|
|
* Allocated structure returned from OsOpenDirectory
|
|
*/
|
|
typedef struct ExternalFindInfo
|
|
{
|
|
char *DirPathname;
|
|
DIR *DirPtr;
|
|
char temp_buffer[128];
|
|
char *WildcardSpec;
|
|
char RequestedFileType;
|
|
|
|
} EXTERNAL_FIND_INFO;
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiOsOpenDirectory
|
|
*
|
|
* PARAMETERS: DirPathname - Full pathname to the directory
|
|
* WildcardSpec - string of the form "*.c", etc.
|
|
*
|
|
* RETURN: A directory "handle" to be used in subsequent search operations.
|
|
* NULL returned on failure.
|
|
*
|
|
* DESCRIPTION: Open a directory in preparation for a wildcard search
|
|
*
|
|
******************************************************************************/
|
|
|
|
void *
|
|
AcpiOsOpenDirectory (
|
|
char *DirPathname,
|
|
char *WildcardSpec,
|
|
char RequestedFileType)
|
|
{
|
|
EXTERNAL_FIND_INFO *ExternalInfo;
|
|
DIR *dir;
|
|
|
|
|
|
/* Allocate the info struct that will be returned to the caller */
|
|
|
|
ExternalInfo = calloc (sizeof (EXTERNAL_FIND_INFO), 1);
|
|
if (!ExternalInfo)
|
|
{
|
|
return (NULL);
|
|
}
|
|
|
|
/* Get the directory stream */
|
|
|
|
dir = opendir (DirPathname);
|
|
if (!dir)
|
|
{
|
|
free (ExternalInfo);
|
|
return (NULL);
|
|
}
|
|
|
|
/* Save the info in the return structure */
|
|
|
|
ExternalInfo->WildcardSpec = WildcardSpec;
|
|
ExternalInfo->RequestedFileType = RequestedFileType;
|
|
ExternalInfo->DirPathname = DirPathname;
|
|
ExternalInfo->DirPtr = dir;
|
|
return (ExternalInfo);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiOsGetNextFilename
|
|
*
|
|
* PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
|
|
*
|
|
* RETURN: Next filename matched. NULL if no more matches.
|
|
*
|
|
* DESCRIPTION: Get the next file in the directory that matches the wildcard
|
|
* specification.
|
|
*
|
|
******************************************************************************/
|
|
|
|
char *
|
|
AcpiOsGetNextFilename (
|
|
void *DirHandle)
|
|
{
|
|
EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
|
|
struct dirent *dir_entry;
|
|
char *temp_str;
|
|
int str_len;
|
|
struct stat temp_stat;
|
|
int err;
|
|
|
|
|
|
while ((dir_entry = readdir (ExternalInfo->DirPtr)))
|
|
{
|
|
if (!fnmatch (ExternalInfo->WildcardSpec, dir_entry->d_name, 0))
|
|
{
|
|
if (dir_entry->d_name[0] == '.')
|
|
{
|
|
continue;
|
|
}
|
|
|
|
str_len = strlen (dir_entry->d_name) +
|
|
strlen (ExternalInfo->DirPathname) + 2;
|
|
|
|
temp_str = calloc (str_len, 1);
|
|
if (!temp_str)
|
|
{
|
|
printf ("Could not allocate buffer for temporary string\n");
|
|
return (NULL);
|
|
}
|
|
|
|
strcpy (temp_str, ExternalInfo->DirPathname);
|
|
strcat (temp_str, "/");
|
|
strcat (temp_str, dir_entry->d_name);
|
|
|
|
err = stat (temp_str, &temp_stat);
|
|
free (temp_str);
|
|
if (err == -1)
|
|
{
|
|
printf ("stat() error - should not happen\n");
|
|
return (NULL);
|
|
}
|
|
|
|
if ((S_ISDIR (temp_stat.st_mode)
|
|
&& (ExternalInfo->RequestedFileType == REQUEST_DIR_ONLY))
|
|
||
|
|
((!S_ISDIR (temp_stat.st_mode)
|
|
&& ExternalInfo->RequestedFileType == REQUEST_FILE_ONLY)))
|
|
{
|
|
/* copy to a temp buffer because dir_entry struct is on the stack */
|
|
|
|
strcpy (ExternalInfo->temp_buffer, dir_entry->d_name);
|
|
return (ExternalInfo->temp_buffer);
|
|
}
|
|
}
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiOsCloseDirectory
|
|
*
|
|
* PARAMETERS: DirHandle - Created via AcpiOsOpenDirectory
|
|
*
|
|
* RETURN: None.
|
|
*
|
|
* DESCRIPTION: Close the open directory and cleanup.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
AcpiOsCloseDirectory (
|
|
void *DirHandle)
|
|
{
|
|
EXTERNAL_FIND_INFO *ExternalInfo = DirHandle;
|
|
|
|
|
|
/* Close the directory and free allocations */
|
|
|
|
closedir (ExternalInfo->DirPtr);
|
|
free (DirHandle);
|
|
}
|
|
|
|
|
|
/* Other functions acpisrc uses but that aren't standard on Unix */
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: strlwr
|
|
*
|
|
* PARAMETERS: str - String to be lowercased.
|
|
*
|
|
* RETURN: str.
|
|
*
|
|
* DESCRIPTION: Lowercase a string in-place.
|
|
*
|
|
******************************************************************************/
|
|
|
|
char *
|
|
strlwr (
|
|
char *str)
|
|
{
|
|
int length;
|
|
int i;
|
|
|
|
|
|
length = strlen (str);
|
|
|
|
for (i = 0; i < length; i++)
|
|
{
|
|
str[i] = tolower ((int) str[i]);
|
|
}
|
|
|
|
return (str);
|
|
}
|