2  * Directory routines for CUPS.
4  * This set of APIs abstracts enumeration of directory entries.
6  * Copyright 2007-2017 by Apple Inc.
7  * Copyright 1997-2005 by Easy Software Products, all rights reserved.
20 #include "string-private.h"
21 #include "debug-private.h"
36 struct _cups_dir_s			/**** Directory data structure ****/
38   char		directory[1024];	/* Directory filename */  member
39   HANDLE	dir;			/* Directory handle */
40   cups_dentry_t	entry;			/* Directory entry */
45  * '_cups_dir_time()' - Convert a FILETIME value to a UNIX time value.
48 time_t					/* O - UNIX time */
49 _cups_dir_time(FILETIME ft)		/* I - File time */  in _cups_dir_time()
61   return ((time_t)(val / 10000000 - 11644732800));  in _cups_dir_time()
66  * 'cupsDirClose()' - Close a directory.
72 cupsDirClose(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirClose()
82   * Close an open directory handle...  in cupsDirClose()
85   if (dp->dir != INVALID_HANDLE_VALUE)  in cupsDirClose()
86     FindClose(dp->dir);  in cupsDirClose()
97  * 'cupsDirOpen()' - Open a directory.
102 cups_dir_t *				/* O - Directory pointer or @code NULL@ if the directory could not be opened. */
103 cupsDirOpen(const char *directory)	/* I - Directory name */  in cupsDirOpen()  argument
105   cups_dir_t	*dp;			/* Directory */  in cupsDirOpen()
112   if (!directory)  in cupsDirOpen()
116   * Allocate memory for the directory structure...  in cupsDirOpen()
124   * Copy the directory name for later use...  in cupsDirOpen()
127   dp->dir = INVALID_HANDLE_VALUE;  in cupsDirOpen()
129   strlcpy(dp->directory, directory, sizeof(dp->directory));  in cupsDirOpen()
132   * Return the new directory structure...  in cupsDirOpen()
140  * 'cupsDirRead()' - Read the next directory entry.
145 cups_dentry_t *				/* O - Directory entry or @code NULL@ if there are no more */
146 cupsDirRead(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirRead()
148   WIN32_FIND_DATA	entry;		/* Directory entry data */  in cupsDirRead()
162   if (dp->dir == INVALID_HANDLE_VALUE)  in cupsDirRead()
168     dp->dir = FindFirstFile(dp->directory, &entry);  in cupsDirRead()
169     if (dp->dir == INVALID_HANDLE_VALUE)  in cupsDirRead()
172   else if (!FindNextFile(dp->dir, &entry))  in cupsDirRead()
179   strlcpy(dp->entry.filename, entry.cFileName, sizeof(dp->entry.filename));  in cupsDirRead()
182     dp->entry.fileinfo.st_mode = 0755 | S_IFDIR;  in cupsDirRead()
184     dp->entry.fileinfo.st_mode = 0644;  in cupsDirRead()
186   dp->entry.fileinfo.st_atime = _cups_dir_time(entry.ftLastAccessTime);  in cupsDirRead()
187   dp->entry.fileinfo.st_ctime = _cups_dir_time(entry.ftCreationTime);  in cupsDirRead()
188   dp->entry.fileinfo.st_mtime = _cups_dir_time(entry.ftLastWriteTime);  in cupsDirRead()
189 …dp->entry.fileinfo.st_size  = entry.nFileSizeLow + ((unsigned long long)entry.nFileSizeHigh << 32);  in cupsDirRead()
195   return (&(dp->entry));  in cupsDirRead()
200  * 'cupsDirRewind()' - Rewind to the start of the directory.
206 cupsDirRewind(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirRewind()
216   * Close an open directory handle...  in cupsDirRewind()
219   if (dp->dir != INVALID_HANDLE_VALUE)  in cupsDirRewind()
221     FindClose(dp->dir);  in cupsDirRewind()
222     dp->dir = INVALID_HANDLE_VALUE;  in cupsDirRewind()
241 struct _cups_dir_s			/**** Directory data structure ****/
243   char		directory[1024];	/* Directory filename */  member
244   DIR		*dir;			/* Directory file */
245   cups_dentry_t	entry;			/* Directory entry */
250  * 'cupsDirClose()' - Close a directory.
256 cupsDirClose(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirClose()
268   * Close the directory and free memory...  in cupsDirClose()
271   closedir(dp->dir);  in cupsDirClose()
277  * 'cupsDirOpen()' - Open a directory.
282 cups_dir_t *				/* O - Directory pointer or @code NULL@ if the directory could not be opened. */
283 cupsDirOpen(const char *directory)	/* I - Directory name */  in cupsDirOpen()  argument
285   cups_dir_t	*dp;			/* Directory */  in cupsDirOpen()
288   DEBUG_printf(("cupsDirOpen(directory=\"%s\")", directory));  in cupsDirOpen()
294   if (!directory)  in cupsDirOpen()
298   * Allocate memory for the directory structure...  in cupsDirOpen()
306   * Open the directory...  in cupsDirOpen()
309   dp->dir = opendir(directory);  in cupsDirOpen()
310   if (!dp->dir)  in cupsDirOpen()
317   * Copy the directory name for later use...  in cupsDirOpen()
320   strlcpy(dp->directory, directory, sizeof(dp->directory));  in cupsDirOpen()
323   * Return the new directory structure...  in cupsDirOpen()
331  * 'cupsDirRead()' - Read the next directory entry.
336 cups_dentry_t *				/* O - Directory entry or @code NULL@ when there are no more */
337 cupsDirRead(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirRead()
362     if ((entry = readdir(dp->dir)) == NULL)  in cupsDirRead()
368     DEBUG_printf(("4cupsDirRead: readdir() returned \"%s\"...", entry->d_name));  in cupsDirRead()
374     if (!strcmp(entry->d_name, ".") || !strcmp(entry->d_name, ".."))  in cupsDirRead()
381     strlcpy(dp->entry.filename, entry->d_name, sizeof(dp->entry.filename));  in cupsDirRead()
383     snprintf(filename, sizeof(filename), "%s/%s", dp->directory, entry->d_name);  in cupsDirRead()
385     if (stat(filename, &(dp->entry.fileinfo)))  in cupsDirRead()
387       DEBUG_printf(("3cupsDirRead: stat() failed for \"%s\" - %s...", filename,  in cupsDirRead()
396     return (&(dp->entry));  in cupsDirRead()
402  * 'cupsDirRewind()' - Rewind to the start of the directory.
408 cupsDirRewind(cups_dir_t *dp)		/* I - Directory pointer */  in cupsDirRewind()
420   * Rewind the directory...  in cupsDirRewind()
423   rewinddir(dp->dir);  in cupsDirRewind()