Move fstree selinux code to gensquashfs

Same rational as for the dir-scanner code: It's actually the only user and
it is going to get a lot closer integerated with libsquashfs.

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

2 files changed, 1 insertions, 76 deletions

diff --git a/lib/fstree/Makemodule.am b/lib/fstree/Makemodule.am
index 960ab1d..fe2c5ca 100644
--- a/lib/fstree/Makemodule.am
+++ b/lib/fstree/Makemodule.am
@@ -6,12 +6,7 @@ libfstree_a_SOURCES += lib/fstree/add_by_path.c lib/fstree/xattr.c
 libfstree_a_SOURCES += include/fstree.h
 libfstree_a_SOURCES += lib/fstree/gen_file_list.c
 libfstree_a_SOURCES += lib/fstree/source_date_epoch.c
-libfstree_a_CFLAGS = $(AM_CFLAGS) $(LIBSELINUX_CFLAGS)
+libfstree_a_CFLAGS = $(AM_CFLAGS)
 libfstree_a_CPPFLAGS = $(AM_CPPFLAGS)
 
-if WITH_SELINUX
-libfstree_a_SOURCES += lib/fstree/selinux.c
-libfstree_a_CPPFLAGS += -DWITH_SELINUX
-endif
-
 noinst_LIBRARIES += libfstree.a
diff --git a/lib/fstree/selinux.c b/lib/fstree/selinux.c
deleted file mode 100644
index 1cb921d..0000000
--- a/lib/fstree/selinux.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * selinux.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-
-#include "fstree.h"
-
-#include <selinux/selinux.h>
-#include <selinux/label.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-#define XATTR_NAME_SELINUX "security.selinux"
-#define XATTR_VALUE_SELINUX "system_u:object_r:unlabeled_t:s0"
-
-static int relable_node(fstree_t *fs, struct selabel_handle *sehnd,
-			tree_node_t *node)
-{
-	char *context = NULL, *path;
-	int ret;
-
-	path = fstree_get_path(node);
-	if (path == NULL)
-		goto fail;
-
-	if (selabel_lookup(sehnd, &context, path, node->mode) < 0) {
-		context = strdup(XATTR_VALUE_SELINUX);
-		if (context == NULL)
-			goto fail;
-	}
-
-	ret = fstree_add_xattr(fs, node, XATTR_NAME_SELINUX, context);
-	free(context);
-	free(path);
-	return ret;
-fail:
-	perror("relabeling files");
-	free(path);
-	return -1;
-}
-
-int fstree_relabel_selinux(fstree_t *fs, const char *filename)
-{
-	struct selabel_handle *sehnd;
-	struct selinux_opt seopts[] = {
-		{ SELABEL_OPT_PATH, filename },
-	};
-	size_t i;
-	int ret = 0;
-
-	sehnd = selabel_open(SELABEL_CTX_FILE, seopts, 1);
-
-	if (sehnd == NULL) {
-		perror(filename);
-		return -1;
-	}
-
-	for (i = 2; i < fs->inode_tbl_size; ++i) {
-		ret = relable_node(fs, sehnd, fs->inode_table[i]);
-		if (ret)
-			break;
-	}
-
-	selabel_close(sehnd);
-	return ret;
-}