/*
* Directory tree build/traverse routines
- *
+ *
* Kern Sibbald, June MMII
*
*/
/*
- Copyright (C) 2002-2004 Kern Sibbald and John Walker
+ Copyright (C) 2002-2006 Kern Sibbald
This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
+ modify it under the terms of the GNU General Public License
+ version 2 as amended with additional clauses defined in the
+ file LICENSE in the main source directory.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public
- License along with this program; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ the file LICENSE for additional details.
*/
struct s_mem {
- struct s_mem *next; /* next buffer */
- int rem; /* remaining bytes */
- char *mem; /* memory pointer */
- char first[1]; /* first byte */
+ struct s_mem *next; /* next buffer */
+ int rem; /* remaining bytes */
+ char *mem; /* memory pointer */
+ char first[1]; /* first byte */
};
#define USE_DLIST
-#ifdef USE_DLIST
+
#define foreach_child(var, list) \
for((var)=NULL; (*((TREE_NODE **)&(var))=(TREE_NODE*)(list->child.next(var))); )
#define tree_node_has_child(node) \
- ((node)->child.size() > 0)
+ ((node)->child.size() > 0)
#define first_child(node) \
- ((TREE_NODE *)(node->child.first())
+ ((TREE_NODE *)(node->child.first())
/*
* do initialization of child */
dlink sibling;
dlist child;
- char *fname; /* file name */
- int32_t FileIndex; /* file index */
- uint32_t JobId; /* JobId */
- uint16_t fname_len; /* filename length */
- int type: 8; /* node type */
- unsigned int extract: 1; /* extract item */
+ char *fname; /* file name */
+ int32_t FileIndex; /* file index */
+ uint32_t JobId; /* JobId */
+ uint16_t fname_len; /* filename length */
+ int type: 8; /* node type */
+ unsigned int extract: 1; /* extract item */
unsigned int extract_dir: 1; /* extract dir entry only */
- unsigned int hard_link: 1; /* set if have hard link */
- unsigned int soft_link: 1; /* set if is soft link */
- unsigned int inserted: 1; /* set when newly inserted */
+ unsigned int hard_link: 1; /* set if have hard link */
+ unsigned int soft_link: 1; /* set if is soft link */
+ unsigned int inserted: 1; /* set when newly inserted */
struct s_tree_node *parent;
- struct s_tree_node *next; /* next hash of FileIndex */
+ struct s_tree_node *next; /* next hash of FileIndex */
};
typedef struct s_tree_node TREE_NODE;
* do initialization of child */
dlink sibling;
dlist child;
- const char *fname; /* file name */
- int32_t FileIndex; /* file index */
- uint32_t JobId; /* JobId */
- uint16_t fname_len; /* filename length */
- unsigned int type: 8; /* node type */
- unsigned int extract: 1; /* extract item */
+ const char *fname; /* file name */
+ int32_t FileIndex; /* file index */
+ uint32_t JobId; /* JobId */
+ uint16_t fname_len; /* filename length */
+ unsigned int type: 8; /* node type */
+ unsigned int extract: 1; /* extract item */
unsigned int extract_dir: 1; /* extract dir entry only */
- unsigned int have_link: 1; /* set if have hard link */
- unsigned int inserted: 1; /* set when newly inserted */
+ unsigned int have_link: 1; /* set if have hard link */
+ unsigned int inserted: 1; /* set when newly inserted */
struct s_tree_node *parent;
- struct s_tree_node *next; /* next hash of FileIndex */
+ struct s_tree_node *next; /* next hash of FileIndex */
/* The above ^^^ must be identical to a TREE_NODE structure */
- struct s_tree_node *first; /* first entry in the tree */
- struct s_tree_node *last; /* last entry in tree */
- struct s_mem *mem; /* tree memory */
- uint32_t total_size; /* total bytes allocated */
- uint32_t blocks; /* total mallocs */
- int cached_path_len; /* length of cached path */
- char *cached_path; /* cached current path */
- TREE_NODE *cached_parent; /* cached parent for above path */
+ struct s_tree_node *first; /* first entry in the tree */
+ struct s_tree_node *last; /* last entry in tree */
+ struct s_mem *mem; /* tree memory */
+ uint32_t total_size; /* total bytes allocated */
+ uint32_t blocks; /* total mallocs */
+ int cached_path_len; /* length of cached path */
+ char *cached_path; /* cached current path */
+ TREE_NODE *cached_parent; /* cached parent for above path */
};
typedef struct s_tree_root TREE_ROOT;
-#else
-#define foreach_child(cld, node) \
- for(cld=(node)->child_; cld; cld=cld->sibling_)
-
-#define tree_node_has_child(node) \
- ((node)->child_ != NULL)
-
-#define first_child(node) \
- ((node)->child_)
-
-
-/*
- * Keep this node as small as possible because
- * there is one for each file.
- */
-struct s_tree_node {
- char *fname; /* file name */
- int32_t FileIndex; /* file index */
- uint32_t JobId; /* JobId */
- uint16_t fname_len; /* filename length */
- int type: 8; /* node type */
- unsigned int extract: 1; /* extract item */
- unsigned int extract_dir: 1; /* extract dir entry only */
- unsigned int hard_link: 1; /* set if have hard link */
- unsigned int soft_link: 1; /* set if is soft link */
- unsigned int inserted: 1; /* set when newly inserted */
- struct s_tree_node *parent;
- struct s_tree_node *sibling_;
- struct s_tree_node *next; /* next hash of FileIndex */
- struct s_tree_node *child_;
-};
-typedef struct s_tree_node TREE_NODE;
-
-struct s_tree_root {
- char *fname; /* file name */
- int32_t FileIndex; /* file index */
- uint32_t JobId; /* JobId */
- uint16_t fname_len; /* filename length */
- unsigned int type: 8; /* node type */
- unsigned int extract: 1; /* extract item */
- unsigned int extract_dir: 1; /* extract dir entry only */
- unsigned int have_link: 1; /* set if have hard link */
- unsigned int inserted: 1; /* set when newly inserted */
- struct s_tree_node *parent;
- struct s_tree_node *sibling_;
- struct s_tree_node *next; /* next hash of FileIndex */
- struct s_tree_node *child_;
-
- /* The above ^^^ must be identical to a TREE_NODE structure */
- struct s_tree_node *first; /* first entry in the tree */
- struct s_tree_node *last; /* last entry in tree */
- struct s_mem *mem; /* tree memory */
- uint32_t total_size; /* total bytes allocated */
- uint32_t blocks; /* total mallocs */
- int cached_path_len; /* length of cached path */
- char *cached_path; /* cached current path */
- TREE_NODE *cached_parent; /* cached parent for above path */
-};
-typedef struct s_tree_root TREE_ROOT;
-#endif
/* type values */
-#define TN_ROOT 1 /* root node */
-#define TN_NEWDIR 2 /* created directory to fill path */
-#define TN_DIR 3 /* directory entry */
-#define TN_DIR_NLS 4 /* directory -- no leading slash -- win32 */
-#define TN_FILE 5 /* file entry */
+#define TN_ROOT 1 /* root node */
+#define TN_NEWDIR 2 /* created directory to fill path */
+#define TN_DIR 3 /* directory entry */
+#define TN_DIR_NLS 4 /* directory -- no leading slash -- win32 */
+#define TN_FILE 5 /* file entry */
/* External interface */
TREE_ROOT *new_tree(int count);
TREE_NODE *insert_tree_node(char *path, char *fname, int type,
- TREE_ROOT *root, TREE_NODE *parent);
+ TREE_ROOT *root, TREE_NODE *parent);
TREE_NODE *make_tree_path(char *path, TREE_ROOT *root);
TREE_NODE *tree_cwd(char *path, TREE_ROOT *root, TREE_NODE *node);
TREE_NODE *tree_relcwd(char *path, TREE_ROOT *root, TREE_NODE *node);
/*
* Use the following for traversing the whole tree. It will be
* traversed in the order the entries were inserted into the
- * tree.
+ * tree.
*/
-#ifdef SLOW_WAY
-TREE_NODE *first_tree_node(TREE_ROOT *root);
-TREE_NODE *next_tree_node(TREE_NODE *node);
-#else
- #define first_tree_node(r) (r)->first
- #define next_tree_node(n) (n)->next
-#endif
+#define first_tree_node(r) (r)->first
+#define next_tree_node(n) (n)->next