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Diffstat (limited to 'e2fslib/get_pathname.c')
-rw-r--r--e2fslib/get_pathname.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/e2fslib/get_pathname.c b/e2fslib/get_pathname.c
deleted file mode 100644
index e218f2e..0000000
--- a/e2fslib/get_pathname.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * get_pathname.c --- do directry/inode -> name translation
- *
- * Copyright (C) 1993, 1994, 1995 Theodore Ts'o.
- *
- * %Begin-Header%
- * This file may be redistributed under the terms of the GNU Public
- * License.
- * %End-Header%
- *
- * ext2fs_get_pathname(fs, dir, ino, name)
- *
- * This function translates takes two inode numbers into a
- * string, placing the result in <name>. <dir> is the containing
- * directory inode, and <ino> is the inode number itself. If
- * <ino> is zero, then ext2fs_get_pathname will return pathname
- * of the the directory <dir>.
- *
- */
-
-#include <stdio.h>
-#include <string.h>
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#include "ext2_fs.h"
-#include "ext2fs.h"
-
-struct get_pathname_struct {
- ext2_ino_t search_ino;
- ext2_ino_t parent;
- char *name;
- errcode_t errcode;
-};
-
-#ifdef __TURBOC__
- #pragma argsused
-#endif
-static int get_pathname_proc(struct ext2_dir_entry *dirent,
- int offset,
- int blocksize,
- char *buf,
- void *priv_data)
-{
- struct get_pathname_struct *gp;
- errcode_t retval;
-
- gp = (struct get_pathname_struct *) priv_data;
-
- if (((dirent->name_len & 0xFF) == 2) &&
- !strncmp(dirent->name, "..", 2))
- gp->parent = dirent->inode;
- if (dirent->inode == gp->search_ino) {
- retval = ext2fs_get_mem((dirent->name_len & 0xFF) + 1,
- (void **) &gp->name);
- if (retval) {
- gp->errcode = retval;
- return DIRENT_ABORT;
- }
- strncpy(gp->name, dirent->name, (dirent->name_len & 0xFF));
- gp->name[dirent->name_len & 0xFF] = '\0';
- return DIRENT_ABORT;
- }
- return 0;
-}
-
-static errcode_t ext2fs_get_pathname_int(ext2_filsys fs, ext2_ino_t dir,
- ext2_ino_t ino, int maxdepth,
- char *buf, char **name)
-{
- struct get_pathname_struct gp;
- char *parent_name, *ret;
- errcode_t retval;
-
- if (dir == ino) {
- retval = ext2fs_get_mem(2, (void **)name);
- if (retval)
- return retval;
- strcpy(*name, (dir == EXT2_ROOT_INO) ? "/" : ".");
- return 0;
- }
-
- if (!dir || (maxdepth < 0)) {
- retval = ext2fs_get_mem(4, (void **)name);
- if (retval)
- return retval;
- strcpy(*name, "...");
- return 0;
- }
-
- gp.search_ino = ino;
- gp.parent = 0;
- gp.name = 0;
- gp.errcode = 0;
-
- retval = ext2fs_dir_iterate(fs, dir, 0, buf, get_pathname_proc, &gp);
- if (retval)
- goto cleanup;
- if (gp.errcode) {
- retval = gp.errcode;
- goto cleanup;
- }
-
- retval = ext2fs_get_pathname_int(fs, gp.parent, dir, maxdepth-1,
- buf, &parent_name);
- if (retval)
- goto cleanup;
- if (!ino) {
- *name = parent_name;
- return 0;
- }
-
- if (gp.name)
- retval = ext2fs_get_mem(strlen(parent_name)+strlen(gp.name)+2,
- (void **) &ret);
- else
- retval = ext2fs_get_mem(strlen(parent_name)+5,
- (void **) &ret);
- if (retval)
- goto cleanup;
-
- ret[0] = 0;
- if (parent_name[1])
- strcat(ret, parent_name);
- strcat(ret, "/");
- if (gp.name)
- strcat(ret, gp.name);
- else
- strcat(ret, "???");
- *name = ret;
- ext2fs_free_mem((void **) &parent_name);
- retval = 0;
-
-cleanup:
- if (gp.name)
- ext2fs_free_mem((void **) &gp.name);
- return retval;
-}
-
-errcode_t ext2fs_get_pathname(ext2_filsys fs, ext2_ino_t dir, ext2_ino_t ino,
- char **name)
-{
- char *buf;
- errcode_t retval;
-
- EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS);
-
- retval = ext2fs_get_mem(fs->blocksize, (void **) &buf);
- if (retval)
- return retval;
- if (dir == ino)
- ino = 0;
- retval = ext2fs_get_pathname_int(fs, dir, ino, 32, buf, name);
- ext2fs_free_mem((void **) &buf);
- return retval;
-
-}