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-rw-r--r--src/linux/arm/nr_prefix.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/linux/arm/nr_prefix.c b/src/linux/arm/nr_prefix.c
new file mode 100644
index 000000000..bbbcf80b3
--- /dev/null
+++ b/src/linux/arm/nr_prefix.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018 The strace developers.
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+static inline const char *
+nr_prefix(kernel_ulong_t scno)
+{
+ /*
+ * For now, the set of syscalls that are shuffled is equivalent to the
+ * set of syscalls that have __ARM_NR_ prefix.
+ */
+ if (shuffle_scno(scno) != scno)
+ return "__ARM_NR_";
+ else
+ return "__NR_";
+}