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-rw-r--r--include/asm-generic/seccomp.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/include/asm-generic/seccomp.h b/include/asm-generic/seccomp.h
new file mode 100644
index 000000000..e74072d23
--- /dev/null
+++ b/include/asm-generic/seccomp.h
@@ -0,0 +1,46 @@
+/*
+ * include/asm-generic/seccomp.h
+ *
+ * Copyright (C) 2014 Linaro Limited
+ * Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef _ASM_GENERIC_SECCOMP_H
+#define _ASM_GENERIC_SECCOMP_H
+
+#include <linux/unistd.h>
+
+#if defined(CONFIG_COMPAT) && !defined(__NR_seccomp_read_32)
+#define __NR_seccomp_read_32 __NR_read
+#define __NR_seccomp_write_32 __NR_write
+#define __NR_seccomp_exit_32 __NR_exit
+#ifndef __NR_seccomp_sigreturn_32
+#define __NR_seccomp_sigreturn_32 __NR_rt_sigreturn
+#endif
+#endif /* CONFIG_COMPAT && ! already defined */
+
+#define __NR_seccomp_read __NR_read
+#define __NR_seccomp_write __NR_write
+#define __NR_seccomp_exit __NR_exit
+#ifndef __NR_seccomp_sigreturn
+#define __NR_seccomp_sigreturn __NR_rt_sigreturn
+#endif
+
+#ifdef CONFIG_COMPAT
+#ifndef get_compat_mode1_syscalls
+static inline const int *get_compat_mode1_syscalls(void)
+{
+ static const int mode1_syscalls_32[] = {
+ __NR_seccomp_read_32, __NR_seccomp_write_32,
+ __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32,
+ 0, /* null terminated */
+ };
+ return mode1_syscalls_32;
+}
+#endif
+#endif /* CONFIG_COMPAT */
+
+#endif /* _ASM_GENERIC_SECCOMP_H */