From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 release/src/router/busybox/selinux/matchpathcon.c | 87 +++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 release/src/router/busybox/selinux/matchpathcon.c

(limited to 'release/src/router/busybox/selinux/matchpathcon.c')

diff --git a/release/src/router/busybox/selinux/matchpathcon.c b/release/src/router/busybox/selinux/matchpathcon.c
new file mode 100644
index 00000000..1532429b
--- /dev/null
+++ b/release/src/router/busybox/selinux/matchpathcon.c
@@ -0,0 +1,87 @@
+/* matchpathcon  -  get the default security context for the specified
+ *                  path from the file contexts configuration.
+ *                  based on libselinux-1.32
+ * Port to busybox: KaiGai Kohei <kaigai@kaigai.gr.jp>
+ *
+ * Licensed under GPLv2, see file LICENSE in this tarball for details.
+ */
+#include "libbb.h"
+
+static int print_matchpathcon(char *path, int noprint)
+{
+	char *buf;
+	int rc = matchpathcon(path, 0, &buf);
+	if (rc < 0) {
+		bb_perror_msg("matchpathcon(%s) failed", path);
+		return 1;
+	}
+	if (!noprint)
+		printf("%s\t%s\n", path, buf);
+	else
+		puts(buf);
+
+	freecon(buf);
+	return 0;
+}
+
+#define OPT_NOT_PRINT   (1<<0)  /* -n */
+#define OPT_NOT_TRANS   (1<<1)  /* -N */
+#define OPT_FCONTEXT    (1<<2)  /* -f */
+#define OPT_PREFIX      (1<<3)  /* -p */
+#define OPT_VERIFY      (1<<4)  /* -V */
+
+int matchpathcon_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int matchpathcon_main(int argc UNUSED_PARAM, char **argv)
+{
+	int error = 0;
+	unsigned opts;
+	char *fcontext, *prefix, *path;
+
+	opt_complementary = "-1" /* at least one param reqd */
+		":?:f--p:p--f"; /* mutually exclusive */
+	opts = getopt32(argv, "nNf:p:V", &fcontext, &prefix);
+	argv += optind;
+
+	if (opts & OPT_NOT_TRANS) {
+		set_matchpathcon_flags(MATCHPATHCON_NOTRANS);
+	}
+	if (opts & OPT_FCONTEXT) {
+		if (matchpathcon_init(fcontext))
+			bb_perror_msg_and_die("error while processing %s", fcontext);
+	}
+	if (opts & OPT_PREFIX) {
+		if (matchpathcon_init_prefix(NULL, prefix))
+			bb_perror_msg_and_die("error while processing %s", prefix);
+	}
+
+	while ((path = *argv++) != NULL) {
+		security_context_t con;
+		int rc;
+
+		if (!(opts & OPT_VERIFY)) {
+			error += print_matchpathcon(path, opts & OPT_NOT_PRINT);
+			continue;
+		}
+
+		if (selinux_file_context_verify(path, 0)) {
+			printf("%s verified\n", path);
+			continue;
+		}
+
+		if (opts & OPT_NOT_TRANS)
+			rc = lgetfilecon_raw(path, &con);
+		else
+			rc = lgetfilecon(path, &con);
+
+		if (rc >= 0) {
+			printf("%s has context %s, should be ", path, con);
+			error += print_matchpathcon(path, 1);
+			freecon(con);
+			continue;
+		}
+		printf("actual context unknown: %s, should be ", strerror(errno));
+		error += print_matchpathcon(path, 1);
+	}
+	matchpathcon_fini();
+	return error;
+}
-- 
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