am d896c195: am 45f3ed05: am 105f6b66: Merge "restorecon_recursive("/sys") speed boot time" (5b5b1f9b) · Commits · e / os / android_system_core

init/util.c

+34 −11

Original line number	Diff line number	Diff line
		@@ -524,31 +524,50 @@ int make_dir(const char *path, mode_t mode)
		return rc;
		}

		int restorecon(const char *pathname)
		static int restorecon_sb(const char pathname, const struct stat sb)
		{
		char *secontext = NULL;
		struct stat sb;
		char *oldsecontext = NULL;
		int i;

		if (is_selinux_enabled() <= 0 \|\| !sehandle)
		return 0;

		if (lstat(pathname, &sb) < 0)
		if (selabel_lookup(sehandle, &secontext, pathname, sb->st_mode) < 0)
		return -errno;
		if (selabel_lookup(sehandle, &secontext, pathname, sb.st_mode) < 0)

		if (lgetfilecon(pathname, &oldsecontext) < 0) {
		freecon(secontext);
		return -errno;
		}

		if (strcmp(oldsecontext, secontext) != 0) {
		if (lsetfilecon(pathname, secontext) < 0) {
		freecon(oldsecontext);
		freecon(secontext);
		return -errno;
		}
		}
		freecon(oldsecontext);
		freecon(secontext);
		return 0;
		}

		int restorecon(const char *pathname)
		{
		struct stat sb;

		if (is_selinux_enabled() <= 0 \|\| !sehandle)
		return 0;

		if (lstat(pathname, &sb) < 0)
		return -errno;

		return restorecon_sb(pathname, &sb);
		}

		static int nftw_restorecon(const char* filename, const struct stat* statptr,
		int fileflags, struct FTW* pftw)
		int fileflags __attribute__((unused)),
		struct FTW* pftw __attribute__((unused)))
		{
		restorecon(filename);
		restorecon_sb(filename, statptr);
		return 0;
		}

		@@ -556,5 +575,9 @@ int restorecon_recursive(const char* pathname)
		{
		int fd_limit = 20;
		int flags = FTW_DEPTH \| FTW_MOUNT \| FTW_PHYS;

		if (is_selinux_enabled() <= 0 \|\| !sehandle)
		return 0;

		return nftw(pathname, nftw_restorecon, fd_limit, flags);
		}