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76 lines
1.5 KiB
C
76 lines
1.5 KiB
C
/*
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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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#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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#include "ext2_fs.h"
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#include "ext2fsP.h"
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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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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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EXT2_CHECK_MAGIC(dblist, EXT2_ET_MAGIC_DBLIST);
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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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retval = ext2fs_dblist_iterate(dblist, db_dir_proc, &ctx);
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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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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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ctx = (struct dir_context *) priv_data;
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ctx->dir = db_info->ino;
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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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