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-rw-r--r--tools/testing/selftests/bpf/bpf_endian.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/bpf_endian.h b/tools/testing/selftests/bpf/bpf_endian.h
index 05f036df8a4c..fbe28008450f 100644
--- a/tools/testing/selftests/bpf/bpf_endian.h
+++ b/tools/testing/selftests/bpf/bpf_endian.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
#ifndef __BPF_ENDIAN__
#define __BPF_ENDIAN__
@@ -29,6 +29,10 @@
# define __bpf_htonl(x) __builtin_bswap32(x)
# define __bpf_constant_ntohl(x) ___constant_swab32(x)
# define __bpf_constant_htonl(x) ___constant_swab32(x)
+# define __bpf_be64_to_cpu(x) __builtin_bswap64(x)
+# define __bpf_cpu_to_be64(x) __builtin_bswap64(x)
+# define __bpf_constant_be64_to_cpu(x) ___constant_swab64(x)
+# define __bpf_constant_cpu_to_be64(x) ___constant_swab64(x)
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define __bpf_ntohs(x) (x)
# define __bpf_htons(x) (x)
@@ -38,6 +42,10 @@
# define __bpf_htonl(x) (x)
# define __bpf_constant_ntohl(x) (x)
# define __bpf_constant_htonl(x) (x)
+# define __bpf_be64_to_cpu(x) (x)
+# define __bpf_cpu_to_be64(x) (x)
+# define __bpf_constant_be64_to_cpu(x) (x)
+# define __bpf_constant_cpu_to_be64(x) (x)
#else
# error "Fix your compiler's __BYTE_ORDER__?!"
#endif
@@ -54,5 +62,11 @@
#define bpf_ntohl(x) \
(__builtin_constant_p(x) ? \
__bpf_constant_ntohl(x) : __bpf_ntohl(x))
+#define bpf_cpu_to_be64(x) \
+ (__builtin_constant_p(x) ? \
+ __bpf_constant_cpu_to_be64(x) : __bpf_cpu_to_be64(x))
+#define bpf_be64_to_cpu(x) \
+ (__builtin_constant_p(x) ? \
+ __bpf_constant_be64_to_cpu(x) : __bpf_be64_to_cpu(x))
#endif /* __BPF_ENDIAN__ */