77 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* vi: set sw=4 ts=4: */
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| /*
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|  * dblist_dir.c --- iterate by directory entry
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|  *
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|  * Copyright 1997 by Theodore Ts'o
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|  *
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|  * %Begin-Header%
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|  * This file may be redistributed under the terms of the GNU Public
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|  * License.
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|  * %End-Header%
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|  *
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|  */
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| 
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| #include <stdio.h>
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| #if HAVE_UNISTD_H
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| #include <unistd.h>
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| #endif
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| #include <string.h>
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| #include <time.h>
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| 
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| #include "ext2_fs.h"
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| #include "ext2fsP.h"
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| 
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| static int db_dir_proc(ext2_filsys fs, struct ext2_db_entry *db_info,
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| 		       void *priv_data);
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| 
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| errcode_t ext2fs_dblist_dir_iterate(ext2_dblist dblist,
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| 				    int	flags,
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| 				    char	*block_buf,
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| 				    int (*func)(ext2_ino_t dir,
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| 						int	entry,
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| 						struct ext2_dir_entry *dirent,
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| 						int	offset,
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| 						int	blocksize,
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| 						char	*buf,
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| 						void	*priv_data),
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| 				    void *priv_data)
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| {
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| 	errcode_t		retval;
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| 	struct dir_context	ctx;
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| 
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| 	EXT2_CHECK_MAGIC(dblist, EXT2_ET_MAGIC_DBLIST);
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| 
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| 	ctx.dir = 0;
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| 	ctx.flags = flags;
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| 	if (block_buf)
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| 		ctx.buf = block_buf;
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| 	else {
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| 		retval = ext2fs_get_mem(dblist->fs->blocksize, &ctx.buf);
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| 		if (retval)
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| 			return retval;
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| 	}
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| 	ctx.func = func;
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| 	ctx.priv_data = priv_data;
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| 	ctx.errcode = 0;
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| 
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| 	retval = ext2fs_dblist_iterate(dblist, db_dir_proc, &ctx);
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| 
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| 	if (!block_buf)
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| 		ext2fs_free_mem(&ctx.buf);
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| 	if (retval)
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| 		return retval;
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| 	return ctx.errcode;
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| }
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| 
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| static int db_dir_proc(ext2_filsys fs, struct ext2_db_entry *db_info,
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| 		       void *priv_data)
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| {
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| 	struct dir_context	*ctx;
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| 
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| 	ctx = (struct dir_context *) priv_data;
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| 	ctx->dir = db_info->ino;
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| 
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| 	return ext2fs_process_dir_block(fs, &db_info->blk,
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| 					db_info->blockcnt, 0, 0, priv_data);
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| }
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