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-rw-r--r--ubifs-utils/mkfs.ubifs/mkfs.ubifs.c64
1 files changed, 39 insertions, 25 deletions
diff --git a/ubifs-utils/mkfs.ubifs/mkfs.ubifs.c b/ubifs-utils/mkfs.ubifs/mkfs.ubifs.c
index 09c28ab..349f68a 100644
--- a/ubifs-utils/mkfs.ubifs/mkfs.ubifs.c
+++ b/ubifs-utils/mkfs.ubifs/mkfs.ubifs.c
@@ -174,6 +174,7 @@ int yes;
static char *root;
static int root_len;
+static struct fscrypt_context *root_fctx;
static struct stat root_st;
static char *output;
static int out_fd;
@@ -1423,7 +1424,8 @@ static inline int inode_add_selinux_xattr(struct ubifs_ino_node *host_ino,
* @flags: source inode flags
*/
static int add_inode(struct stat *st, ino_t inum, void *data,
- unsigned int data_len, int flags, const char *xattr_path)
+ unsigned int data_len, int flags, const char *xattr_path,
+ struct fscrypt_context *fctx)
{
struct ubifs_ino_node *ino = node_buf;
union ubifs_key key;
@@ -1441,7 +1443,8 @@ static int add_inode(struct stat *st, ino_t inum, void *data,
use_flags |= UBIFS_APPEND_FL;
if (flags & FS_DIRSYNC_FL && S_ISDIR(st->st_mode))
use_flags |= UBIFS_DIRSYNC_FL;
-
+ if (fctx)
+ use_flags |= UBIFS_CRYPT_FL;
memset(ino, 0, UBIFS_INO_NODE_SZ);
ino_key_init(&key, inum);
@@ -1498,7 +1501,8 @@ static int add_inode(struct stat *st, ino_t inum, void *data,
* the device table.
*/
static int add_dir_inode(const char *path_name, DIR *dir, ino_t inum, loff_t size,
- unsigned int nlink, struct stat *st)
+ unsigned int nlink, struct stat *st,
+ struct fscrypt_context *fctx)
{
int fd, flags = 0;
@@ -1513,7 +1517,7 @@ static int add_dir_inode(const char *path_name, DIR *dir, ino_t inum, loff_t siz
flags = 0;
}
- return add_inode(st, inum, NULL, 0, flags, path_name);
+ return add_inode(st, inum, NULL, 0, flags, path_name, fctx);
}
/**
@@ -1527,7 +1531,7 @@ static int add_dev_inode(const char *path_name, struct stat *st, ino_t inum, int
union ubifs_dev_desc dev;
dev.huge = cpu_to_le64(makedev(major(st->st_rdev), minor(st->st_rdev)));
- return add_inode(st, inum, &dev, 8, flags, path_name);
+ return add_inode(st, inum, &dev, 8, flags, path_name, NULL);
}
/**
@@ -1538,7 +1542,7 @@ static int add_dev_inode(const char *path_name, struct stat *st, ino_t inum, int
* @flags: source inode flags
*/
static int add_symlink_inode(const char *path_name, struct stat *st, ino_t inum,
- int flags)
+ int flags, struct fscrypt_context *fctx)
{
char buf[UBIFS_MAX_INO_DATA + 2];
ssize_t len;
@@ -1550,7 +1554,7 @@ static int add_symlink_inode(const char *path_name, struct stat *st, ino_t inum,
if (len > UBIFS_MAX_INO_DATA)
return err_msg("symlink too long for %s", path_name);
- return add_inode(st, inum, buf, len, flags, path_name);
+ return add_inode(st, inum, buf, len, flags, path_name, fctx);
}
static void set_dent_cookie(struct ubifs_dent_node *dent)
@@ -1569,7 +1573,7 @@ static void set_dent_cookie(struct ubifs_dent_node *dent)
* @type: type of the target inode
*/
static int add_dent_node(ino_t dir_inum, const char *name, ino_t inum,
- unsigned char type)
+ unsigned char type, struct fscrypt_context *fctx)
{
struct ubifs_dent_node *dent = node_buf;
union ubifs_key key;
@@ -1658,7 +1662,7 @@ static int all_zero(void *buf, int len)
* @flags: source inode flags
*/
static int add_file(const char *path_name, struct stat *st, ino_t inum,
- int flags)
+ int flags, struct fscrypt_context *fctx)
{
struct ubifs_data_node *dn = node_buf;
void *buf = block_buf;
@@ -1728,7 +1732,7 @@ static int add_file(const char *path_name, struct stat *st, ino_t inum,
return err_msg("file size changed during writing file '%s'",
path_name);
- return add_inode(st, inum, NULL, 0, flags, path_name);
+ return add_inode(st, inum, NULL, 0, flags, path_name, fctx);
}
/**
@@ -1741,7 +1745,8 @@ static int add_file(const char *path_name, struct stat *st, ino_t inum,
* creating the UBIFS inode
*/
static int add_non_dir(const char *path_name, ino_t *inum, unsigned int nlink,
- unsigned char *type, struct stat *st)
+ unsigned char *type, struct stat *st,
+ struct fscrypt_context *fctx)
{
int fd, flags = 0;
@@ -1806,17 +1811,17 @@ static int add_non_dir(const char *path_name, ino_t *inum, unsigned int nlink,
creat_sqnum = ++c->max_sqnum;
if (S_ISREG(st->st_mode))
- return add_file(path_name, st, *inum, flags);
+ return add_file(path_name, st, *inum, flags, fctx);
if (S_ISCHR(st->st_mode))
return add_dev_inode(path_name, st, *inum, flags);
if (S_ISBLK(st->st_mode))
return add_dev_inode(path_name, st, *inum, flags);
if (S_ISLNK(st->st_mode))
- return add_symlink_inode(path_name, st, *inum, flags);
+ return add_symlink_inode(path_name, st, *inum, flags, fctx);
if (S_ISSOCK(st->st_mode))
- return add_inode(st, *inum, NULL, 0, flags, NULL);
+ return add_inode(st, *inum, NULL, 0, flags, NULL, NULL);
if (S_ISFIFO(st->st_mode))
- return add_inode(st, *inum, NULL, 0, flags, NULL);
+ return add_inode(st, *inum, NULL, 0, flags, NULL, NULL);
return err_msg("file '%s' has unknown inode type", path_name);
}
@@ -1831,7 +1836,7 @@ static int add_non_dir(const char *path_name, ino_t *inum, unsigned int nlink,
* created because it is defined in the device table file.
*/
static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
- int existing)
+ int existing, struct fscrypt_context *fctx)
{
struct dirent *entry;
DIR *dir = NULL;
@@ -1867,6 +1872,7 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
*/
for (; existing;) {
struct stat dent_st;
+ struct fscrypt_context *new_fctx = NULL;
errno = 0;
entry = readdir(dir);
@@ -1922,14 +1928,16 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
inum = ++c->highest_inum;
+ new_fctx = inherit_fscrypt_context(fctx);
+
if (S_ISDIR(dent_st.st_mode)) {
- err = add_directory(name, inum, &dent_st, 1);
+ err = add_directory(name, inum, &dent_st, 1, new_fctx);
if (err)
goto out_free;
nlink += 1;
type = UBIFS_ITYPE_DIR;
} else {
- err = add_non_dir(name, &inum, 0, &type, &dent_st);
+ err = add_non_dir(name, &inum, 0, &type, &dent_st, new_fctx);
if (err)
goto out_free;
}
@@ -1938,11 +1946,13 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
if (err)
goto out_free;
- err = add_dent_node(dir_inum, entry->d_name, inum, type);
+ err = add_dent_node(dir_inum, entry->d_name, inum, type, fctx);
if (err)
goto out_free;
size += ALIGN(UBIFS_DENT_NODE_SZ + strlen(entry->d_name) + 1,
8);
+
+ free_fscrypt_context(new_fctx);
}
/*
@@ -1952,6 +1962,7 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
nh_elt = first_name_htbl_element(ph_elt, &itr);
while (nh_elt) {
struct stat fake_st;
+ struct fscrypt_context *new_fctx = NULL;
/*
* We prohibit creating regular files using the device table,
@@ -1978,14 +1989,16 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
name = make_path(dir_name, nh_elt->name);
inum = ++c->highest_inum;
+ new_fctx = inherit_fscrypt_context(fctx);
+
if (S_ISDIR(nh_elt->mode)) {
- err = add_directory(name, inum, &fake_st, 0);
+ err = add_directory(name, inum, &fake_st, 0, new_fctx);
if (err)
goto out_free;
nlink += 1;
type = UBIFS_ITYPE_DIR;
} else {
- err = add_non_dir(name, &inum, 0, &type, &fake_st);
+ err = add_non_dir(name, &inum, 0, &type, &fake_st, new_fctx);
if (err)
goto out_free;
}
@@ -1994,17 +2007,18 @@ static int add_directory(const char *dir_name, ino_t dir_inum, struct stat *st,
if (err)
goto out_free;
- err = add_dent_node(dir_inum, nh_elt->name, inum, type);
+ err = add_dent_node(dir_inum, nh_elt->name, inum, type, fctx);
if (err)
goto out_free;
size += ALIGN(UBIFS_DENT_NODE_SZ + strlen(nh_elt->name) + 1, 8);
nh_elt = next_name_htbl_element(ph_elt, &itr);
+ free_fscrypt_context(new_fctx);
}
creat_sqnum = dir_creat_sqnum;
- err = add_dir_inode(dir ? dir_name : NULL, dir, dir_inum, size, nlink, st);
+ err = add_dir_inode(dir ? dir_name : NULL, dir, dir_inum, size, nlink, st, fctx);
if (err)
goto out_free;
@@ -2035,7 +2049,7 @@ static int add_multi_linked_files(void)
for (im = hash_table[i]; im; im = im->next) {
dbg_msg(2, "%s", im->path_name);
err = add_non_dir(im->path_name, &im->use_inum,
- im->use_nlink, &type, &im->st);
+ im->use_nlink, &type, &im->st, NULL);
if (err)
return err;
}
@@ -2083,7 +2097,7 @@ static int write_data(void)
if (err)
return err;
- err = add_directory(root, UBIFS_ROOT_INO, &root_st, !!root);
+ err = add_directory(root, UBIFS_ROOT_INO, &root_st, !!root, root_fctx);
if (err)
return err;
err = add_multi_linked_files();
generated by cgit v1.2.3 (git 2.39.1) at 2025-11-04 16:08:21 +0000