} \
} while (0)
+#define SHADOW2_NEXT2_SMB_FNAME(op, args) do { \
+ if (shadow_copy2_match_name(smb_fname_src->base_name) || \
+ shadow_copy2_match_name(smb_fname_dst->base_name)) { \
+ errno = EROFS; \
+ return -1; \
+ } else { \
+ return SMB_VFS_NEXT_ ## op args; \
+ } \
+} while (0)
+
/*
find the mount point of a filesystem
}
static int shadow_copy2_rename(vfs_handle_struct *handle,
- const char *oldname, const char *newname)
+ const struct smb_filename *smb_fname_src,
+ const struct smb_filename *smb_fname_dst)
{
- SHADOW2_NEXT2(RENAME, (handle, oldname, newname));
+ SHADOW2_NEXT2_SMB_FNAME(RENAME,
+ (handle, smb_fname_src, smb_fname_dst));
}
static int shadow_copy2_symlink(vfs_handle_struct *handle,
}
static int shadow_copy2_stat(vfs_handle_struct *handle,
- const char *fname, SMB_STRUCT_STAT *sbuf)
+ struct smb_filename *smb_fname)
{
- _SHADOW2_NEXT(STAT, (handle, name, sbuf), int, -1, convert_sbuf(handle, fname, sbuf));
+ _SHADOW2_NEXT_SMB_FNAME(STAT, (handle, smb_fname), int, -1,
+ convert_sbuf(handle, smb_fname->base_name,
+ &smb_fname->st));
}
static int shadow_copy2_lstat(vfs_handle_struct *handle,
- const char *fname, SMB_STRUCT_STAT *sbuf)
+ struct smb_filename *smb_fname)
{
- _SHADOW2_NEXT(LSTAT, (handle, name, sbuf), int, -1, convert_sbuf(handle, fname, sbuf));
+ _SHADOW2_NEXT_SMB_FNAME(LSTAT, (handle, smb_fname), int, -1,
+ convert_sbuf(handle, smb_fname->base_name,
+ &smb_fname->st));
}
static int shadow_copy2_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf)
{
int ret = SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf);
- if (ret == 0 && shadow_copy2_match_name(fsp->fsp_name)) {
- convert_sbuf(handle, fsp->fsp_name, sbuf);
+ if (ret == 0 && shadow_copy2_match_name(fsp->fsp_name->base_name)) {
+ convert_sbuf(handle, fsp->fsp_name->base_name, sbuf);
}
return ret;
}
-static int shadow_copy2_unlink(vfs_handle_struct *handle, const char *fname)
+static int shadow_copy2_unlink(vfs_handle_struct *handle,
+ const struct smb_filename *smb_fname_in)
{
- SHADOW2_NEXT(UNLINK, (handle, name), int, -1);
+ struct smb_filename *smb_fname = NULL;
+ NTSTATUS status;
+
+ status = copy_smb_filename(talloc_tos(), smb_fname_in, &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
+
+ SHADOW2_NEXT_SMB_FNAME(UNLINK, (handle, smb_fname), int, -1);
}
static int shadow_copy2_chmod(vfs_handle_struct *handle,
}
static int shadow_copy2_ntimes(vfs_handle_struct *handle,
- const char *fname, struct smb_file_time *ft)
+ const struct smb_filename *smb_fname_in,
+ struct smb_file_time *ft)
{
- SHADOW2_NEXT(NTIMES, (handle, name, ft), int, -1);
+ struct smb_filename *smb_fname = NULL;
+ NTSTATUS status;
+
+ status = copy_smb_filename(talloc_tos(), smb_fname_in, &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ errno = map_errno_from_nt_status(status);
+ return -1;
+ }
+
+ SHADOW2_NEXT_SMB_FNAME(NTIMES, (handle, smb_fname, ft), int, -1);
}
static int shadow_copy2_readlink(vfs_handle_struct *handle,
static char *shadow_copy2_realpath(vfs_handle_struct *handle,
const char *fname, char *resolved_path)
{
+ if (shadow_copy2_match_name(fname) && (fname[GMT_NAME_LEN] == '\0')) {
+ return SMB_VFS_NEXT_REALPATH(handle, ".", resolved_path);
+ }
SHADOW2_NEXT(REALPATH, (handle, name, resolved_path), char *, NULL);
}
SHADOW2_NEXT(RMDIR, (handle, name), int, -1);
}
-static int shadow_copy2_chflags(vfs_handle_struct *handle, const char *fname, int flags)
+static int shadow_copy2_chflags(vfs_handle_struct *handle, const char *fname,
+ unsigned int flags)
{
SHADOW2_NEXT(CHFLAGS, (handle, name, flags), int, -1);
}
static int shadow_copy2_chmod_acl(vfs_handle_struct *handle,
const char *fname, mode_t mode)
{
- /* If the underlying VFS doesn't have ACL support... */
- if (!handle->vfs_next.ops.chmod_acl) {
- errno = ENOSYS;
- return -1;
- }
SHADOW2_NEXT(CHMOD_ACL, (handle, name, mode), int, -1);
}
return 0;
}
-/* VFS operations structure */
-
-static vfs_op_tuple shadow_copy2_ops[] = {
- {SMB_VFS_OP(shadow_copy2_opendir), SMB_VFS_OP_OPENDIR, SMB_VFS_LAYER_TRANSPARENT},
-
- /* directory operations */
- {SMB_VFS_OP(shadow_copy2_mkdir), SMB_VFS_OP_MKDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_rmdir), SMB_VFS_OP_RMDIR, SMB_VFS_LAYER_TRANSPARENT},
-
- /* xattr and flags operations */
- {SMB_VFS_OP(shadow_copy2_chflags), SMB_VFS_OP_CHFLAGS, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_getxattr), SMB_VFS_OP_GETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_lgetxattr), SMB_VFS_OP_LGETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_listxattr), SMB_VFS_OP_LISTXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_removexattr), SMB_VFS_OP_REMOVEXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_lremovexattr),SMB_VFS_OP_LREMOVEXATTR,SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_setxattr), SMB_VFS_OP_SETXATTR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_lsetxattr), SMB_VFS_OP_LSETXATTR, SMB_VFS_LAYER_TRANSPARENT},
-
- /* File operations */
- {SMB_VFS_OP(shadow_copy2_open), SMB_VFS_OP_OPEN, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_rename), SMB_VFS_OP_RENAME, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_stat), SMB_VFS_OP_STAT, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_lstat), SMB_VFS_OP_LSTAT, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_fstat), SMB_VFS_OP_FSTAT, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_unlink), SMB_VFS_OP_UNLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_chmod), SMB_VFS_OP_CHMOD, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_chown), SMB_VFS_OP_CHOWN, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_chdir), SMB_VFS_OP_CHDIR, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_ntimes), SMB_VFS_OP_NTIMES, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_symlink), SMB_VFS_OP_SYMLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_readlink), SMB_VFS_OP_READLINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_link), SMB_VFS_OP_LINK, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_mknod), SMB_VFS_OP_MKNOD, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_realpath), SMB_VFS_OP_REALPATH, SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(shadow_copy2_connectpath), SMB_VFS_OP_CONNECTPATH, SMB_VFS_LAYER_OPAQUE},
-
- /* NT File ACL operations */
- {SMB_VFS_OP(shadow_copy2_get_nt_acl), SMB_VFS_OP_GET_NT_ACL, SMB_VFS_LAYER_TRANSPARENT},
-
- /* POSIX ACL operations */
- {SMB_VFS_OP(shadow_copy2_chmod_acl), SMB_VFS_OP_CHMOD_ACL, SMB_VFS_LAYER_TRANSPARENT},
-
- /* special shadown copy op */
- {SMB_VFS_OP(shadow_copy2_get_shadow_copy2_data),
- SMB_VFS_OP_GET_SHADOW_COPY_DATA,SMB_VFS_LAYER_OPAQUE},
-
- {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
+static struct vfs_fn_pointers vfs_shadow_copy2_fns = {
+ .opendir = shadow_copy2_opendir,
+ .mkdir = shadow_copy2_mkdir,
+ .rmdir = shadow_copy2_rmdir,
+ .chflags = shadow_copy2_chflags,
+ .getxattr = shadow_copy2_getxattr,
+ .lgetxattr = shadow_copy2_lgetxattr,
+ .listxattr = shadow_copy2_listxattr,
+ .removexattr = shadow_copy2_removexattr,
+ .lremovexattr = shadow_copy2_lremovexattr,
+ .setxattr = shadow_copy2_setxattr,
+ .lsetxattr = shadow_copy2_lsetxattr,
+ .open = shadow_copy2_open,
+ .rename = shadow_copy2_rename,
+ .stat = shadow_copy2_stat,
+ .lstat = shadow_copy2_lstat,
+ .fstat = shadow_copy2_fstat,
+ .unlink = shadow_copy2_unlink,
+ .chmod = shadow_copy2_chmod,
+ .chown = shadow_copy2_chown,
+ .chdir = shadow_copy2_chdir,
+ .ntimes = shadow_copy2_ntimes,
+ .symlink = shadow_copy2_symlink,
+ .vfs_readlink = shadow_copy2_readlink,
+ .link = shadow_copy2_link,
+ .mknod = shadow_copy2_mknod,
+ .realpath = shadow_copy2_realpath,
+ .connectpath = shadow_copy2_connectpath,
+ .get_nt_acl = shadow_copy2_get_nt_acl,
+ .chmod_acl = shadow_copy2_chmod_acl,
+ .get_shadow_copy_data = shadow_copy2_get_shadow_copy2_data,
};
NTSTATUS vfs_shadow_copy2_init(void);
{
NTSTATUS ret;
- ret = smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "shadow_copy2", shadow_copy2_ops);
+ ret = smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "shadow_copy2",
+ &vfs_shadow_copy2_fns);
if (!NT_STATUS_IS_OK(ret))
return ret;
git.samba.org / ira / wip.git / blobdiff