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-rw-r--r--lib/fstree/add_by_path.c8
-rw-r--r--lib/fstree/fstree.c6
-rw-r--r--lib/fstree/fstree_from_dir.c2
-rw-r--r--lib/fstree/fstree_sort.c4
-rw-r--r--lib/fstree/gen_file_list.c6
-rw-r--r--lib/fstree/gen_inode_table.c8
-rw-r--r--lib/fstree/mknode.c73
7 files changed, 38 insertions, 69 deletions
diff --git a/lib/fstree/add_by_path.c b/lib/fstree/add_by_path.c
index 87fa6ff..bd47a76 100644
--- a/lib/fstree/add_by_path.c
+++ b/lib/fstree/add_by_path.c
@@ -14,7 +14,7 @@
static tree_node_t *child_by_name(tree_node_t *root, const char *name,
size_t len)
{
- tree_node_t *n = root->data.dir->children;
+ tree_node_t *n = root->data.dir.children;
while (n != NULL) {
if (strncmp(n->name, name, len) == 0 && n->name[len] == '\0')
@@ -50,7 +50,7 @@ static tree_node_t *get_parent_node(fstree_t *fs, tree_node_t *root,
if (n == NULL)
return NULL;
- n->data.dir->created_implicitly = true;
+ n->data.dir.created_implicitly = true;
}
root = n;
@@ -76,7 +76,7 @@ tree_node_t *fstree_add_generic(fstree_t *fs, const char *path,
child = child_by_name(parent, name, strlen(name));
if (child != NULL) {
if (!S_ISDIR(child->mode) || !S_ISDIR(sb->st_mode) ||
- !child->data.dir->created_implicitly) {
+ !child->data.dir.created_implicitly) {
errno = EEXIST;
return NULL;
}
@@ -85,7 +85,7 @@ tree_node_t *fstree_add_generic(fstree_t *fs, const char *path,
child->gid = sb->st_gid;
child->mode = sb->st_mode;
child->mod_time = sb->st_mtime;
- child->data.dir->created_implicitly = false;
+ child->data.dir.created_implicitly = false;
return child;
}
diff --git a/lib/fstree/fstree.c b/lib/fstree/fstree.c
index febf8af..c7c4a23 100644
--- a/lib/fstree/fstree.c
+++ b/lib/fstree/fstree.c
@@ -95,9 +95,9 @@ static void free_recursive(tree_node_t *n)
tree_node_t *it;
if (S_ISDIR(n->mode)) {
- while (n->data.dir->children != NULL) {
- it = n->data.dir->children;
- n->data.dir->children = it->next;
+ while (n->data.dir.children != NULL) {
+ it = n->data.dir.children;
+ n->data.dir.children = it->next;
free_recursive(it);
}
diff --git a/lib/fstree/fstree_from_dir.c b/lib/fstree/fstree_from_dir.c
index 86f7fd8..c31b1a0 100644
--- a/lib/fstree/fstree_from_dir.c
+++ b/lib/fstree/fstree_from_dir.c
@@ -200,7 +200,7 @@ static int populate_dir(fstree_t *fs, tree_node_t *root, dev_t devstart,
closedir(dir);
- for (n = root->data.dir->children; n != NULL; n = n->next) {
+ for (n = root->data.dir.children; n != NULL; n = n->next) {
if (S_ISDIR(n->mode)) {
if (pushd(n->name))
return -1;
diff --git a/lib/fstree/fstree_sort.c b/lib/fstree/fstree_sort.c
index 53fb58a..9cb177b 100644
--- a/lib/fstree/fstree_sort.c
+++ b/lib/fstree/fstree_sort.c
@@ -63,9 +63,9 @@ tree_node_t *tree_node_list_sort(tree_node_t *head)
void tree_node_sort_recursive(tree_node_t *n)
{
- n->data.dir->children = tree_node_list_sort(n->data.dir->children);
+ n->data.dir.children = tree_node_list_sort(n->data.dir.children);
- for (n = n->data.dir->children; n != NULL; n = n->next) {
+ for (n = n->data.dir.children; n != NULL; n = n->next) {
if (S_ISDIR(n->mode))
tree_node_sort_recursive(n);
}
diff --git a/lib/fstree/gen_file_list.c b/lib/fstree/gen_file_list.c
index 6b10b00..f20c131 100644
--- a/lib/fstree/gen_file_list.c
+++ b/lib/fstree/gen_file_list.c
@@ -10,14 +10,14 @@
static file_info_t *file_list_dfs(tree_node_t *n)
{
if (S_ISREG(n->mode)) {
- n->data.file->next = NULL;
- return n->data.file;
+ n->data.file.next = NULL;
+ return &n->data.file;
}
if (S_ISDIR(n->mode)) {
file_info_t *list = NULL, *last = NULL;
- for (n = n->data.dir->children; n != NULL; n = n->next) {
+ for (n = n->data.dir.children; n != NULL; n = n->next) {
if (list == NULL) {
list = file_list_dfs(n);
if (list == NULL)
diff --git a/lib/fstree/gen_inode_table.c b/lib/fstree/gen_inode_table.c
index 04f68da..80686d6 100644
--- a/lib/fstree/gen_inode_table.c
+++ b/lib/fstree/gen_inode_table.c
@@ -14,7 +14,7 @@
static size_t count_nodes(tree_node_t *root)
{
- tree_node_t *n = root->data.dir->children;
+ tree_node_t *n = root->data.dir.children;
size_t count = 1;
while (n != NULL) {
@@ -34,7 +34,7 @@ static void map_child_nodes(fstree_t *fs, tree_node_t *root, size_t *counter)
bool has_subdirs = false;
tree_node_t *it;
- for (it = root->data.dir->children; it != NULL; it = it->next) {
+ for (it = root->data.dir.children; it != NULL; it = it->next) {
if (S_ISDIR(it->mode)) {
has_subdirs = true;
break;
@@ -42,13 +42,13 @@ static void map_child_nodes(fstree_t *fs, tree_node_t *root, size_t *counter)
}
if (has_subdirs) {
- for (it = root->data.dir->children; it != NULL; it = it->next) {
+ for (it = root->data.dir.children; it != NULL; it = it->next) {
if (S_ISDIR(it->mode))
map_child_nodes(fs, it, counter);
}
}
- for (it = root->data.dir->children; it != NULL; it = it->next) {
+ for (it = root->data.dir.children; it != NULL; it = it->next) {
it->inode_num = *counter;
*counter += 1;
diff --git a/lib/fstree/mknode.c b/lib/fstree/mknode.c
index 19df268..f90bd00 100644
--- a/lib/fstree/mknode.c
+++ b/lib/fstree/mknode.c
@@ -7,7 +7,6 @@
#include "config.h"
#include "fstree.h"
-#include "util.h"
#include <string.h>
#include <stdlib.h>
@@ -17,50 +16,26 @@ tree_node_t *fstree_mknode(tree_node_t *parent, const char *name,
size_t name_len, const char *extra,
const struct stat *sb)
{
- size_t size = sizeof(tree_node_t), total;
tree_node_t *n;
+ size_t size;
char *ptr;
- switch (sb->st_mode & S_IFMT) {
- case S_IFLNK:
- if (extra == NULL) {
- errno = EINVAL;
- return NULL;
- }
- if (SZ_ADD_OV(size, strlen(extra), &size) ||
- SZ_ADD_OV(size, 1, &size)) {
- goto fail_ov;
- }
- break;
- case S_IFDIR:
- if (SZ_ADD_OV(size, sizeof(*n->data.dir), &size))
- goto fail_ov;
- break;
- case S_IFREG:
- if (SZ_ADD_OV(size, sizeof(*n->data.file), &size))
- goto fail_ov;
-
- if (extra != NULL) {
- if (SZ_ADD_OV(size, strlen(extra), &size) ||
- SZ_ADD_OV(size, 1, &size)) {
- goto fail_ov;
- }
- }
- break;
+ if (S_ISLNK(sb->st_mode) && extra == NULL) {
+ errno = EINVAL;
+ return NULL;
}
- if (SZ_ADD_OV(size, name_len, &total) ||
- SZ_ADD_OV(total, 1, &total)) {
- goto fail_ov;
- }
+ size = sizeof(tree_node_t) + name_len + 1;
+ if (extra != NULL)
+ size += strlen(extra) + 1;
- n = calloc(1, total);
+ n = calloc(1, size);
if (n == NULL)
return NULL;
if (parent != NULL) {
- n->next = parent->data.dir->children;
- parent->data.dir->children = n;
+ n->next = parent->data.dir.children;
+ parent->data.dir.children = n;
n->parent = parent;
}
@@ -68,24 +43,23 @@ tree_node_t *fstree_mknode(tree_node_t *parent, const char *name,
n->gid = sb->st_gid;
n->mode = sb->st_mode;
n->mod_time = sb->st_mtime;
+ n->name = (char *)n->payload;
+ memcpy(n->name, name, name_len);
+
+ if (extra != NULL) {
+ ptr = n->name + name_len + 1;
+ strcpy(ptr, extra);
+ } else {
+ ptr = NULL;
+ }
switch (sb->st_mode & S_IFMT) {
- case S_IFDIR:
- n->data.dir = (dir_info_t *)n->payload;
- break;
case S_IFREG:
- n->data.file = (file_info_t *)n->payload;
- if (extra != NULL) {
- ptr = (char *)n->payload + sizeof(file_info_t);
- n->data.file->input_file = ptr;
- strcpy(n->data.file->input_file, extra);
- }
+ n->data.file.input_file = ptr;
break;
case S_IFLNK:
n->mode = S_IFLNK | 0777;
- n->data.slink_target = (char *)n->payload;
- if (extra != NULL)
- strcpy(n->data.slink_target, extra);
+ n->data.slink_target = ptr;
break;
case S_IFBLK:
case S_IFCHR:
@@ -93,10 +67,5 @@ tree_node_t *fstree_mknode(tree_node_t *parent, const char *name,
break;
}
- n->name = (char *)n + size;
- memcpy(n->name, name, name_len);
return n;
-fail_ov:
- errno = EOVERFLOW;
- return NULL;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 04:39:57 +0000