/****************************************************************************** * * Module Name: osunixdir - Unix directory access interfaces * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2004, 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 #include #include #include #include #include #include #include "acpisrc.h" 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; while((dir_entry = readdir(ExternalInfo->DirPtr))) { if (!fnmatch(ExternalInfo->WildcardSpec, dir_entry->d_name, 0)) { char *temp_str; int str_len; struct stat temp_stat; int err; 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 */ /* lowercase a string */ char* strlwr ( char *str) { int length; int i; length = strlen(str); for (i = 0; i < length; i++) { str[i] = tolower(str[i]); } return str; }