1 /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
13 #define ___bpf_mvb(x, b, n, m) ((__u##b)(x) << (b-(n+1)*8) >> (b-8) << (m*8))  argument
15 #define ___bpf_swab16(x) ((__u16)(			\  argument
16 			  ___bpf_mvb(x, 16, 0, 1) |	\
17 			  ___bpf_mvb(x, 16, 1, 0)))
19 #define ___bpf_swab32(x) ((__u32)(			\  argument
20 			  ___bpf_mvb(x, 32, 0, 3) |	\
21 			  ___bpf_mvb(x, 32, 1, 2) |	\
22 			  ___bpf_mvb(x, 32, 2, 1) |	\
23 			  ___bpf_mvb(x, 32, 3, 0)))
25 #define ___bpf_swab64(x) ((__u64)(			\  argument
26 			  ___bpf_mvb(x, 64, 0, 7) |	\
27 			  ___bpf_mvb(x, 64, 1, 6) |	\
28 			  ___bpf_mvb(x, 64, 2, 5) |	\
29 			  ___bpf_mvb(x, 64, 3, 4) |	\
30 			  ___bpf_mvb(x, 64, 4, 3) |	\
31 			  ___bpf_mvb(x, 64, 5, 2) |	\
32 			  ___bpf_mvb(x, 64, 6, 1) |	\
33 			  ___bpf_mvb(x, 64, 7, 0)))
51 # define __bpf_ntohs(x)			__builtin_bswap16(x)  argument
52 # define __bpf_htons(x)			__builtin_bswap16(x)  argument
53 # define __bpf_constant_ntohs(x)	___bpf_swab16(x)  argument
54 # define __bpf_constant_htons(x)	___bpf_swab16(x)  argument
55 # define __bpf_ntohl(x)			__builtin_bswap32(x)  argument
56 # define __bpf_htonl(x)			__builtin_bswap32(x)  argument
57 # define __bpf_constant_ntohl(x)	___bpf_swab32(x)  argument
58 # define __bpf_constant_htonl(x)	___bpf_swab32(x)  argument
59 # define __bpf_be64_to_cpu(x)		__builtin_bswap64(x)  argument
60 # define __bpf_cpu_to_be64(x)		__builtin_bswap64(x)  argument
61 # define __bpf_constant_be64_to_cpu(x)	___bpf_swab64(x)  argument
62 # define __bpf_constant_cpu_to_be64(x)	___bpf_swab64(x)  argument
64 # define __bpf_ntohs(x)			(x)  argument
65 # define __bpf_htons(x)			(x)  argument
66 # define __bpf_constant_ntohs(x)	(x)  argument
67 # define __bpf_constant_htons(x)	(x)  argument
68 # define __bpf_ntohl(x)			(x)  argument
69 # define __bpf_htonl(x)			(x)  argument
70 # define __bpf_constant_ntohl(x)	(x)  argument
71 # define __bpf_constant_htonl(x)	(x)  argument
72 # define __bpf_be64_to_cpu(x)		(x)  argument
73 # define __bpf_cpu_to_be64(x)		(x)  argument
74 # define __bpf_constant_be64_to_cpu(x)  (x)  argument
75 # define __bpf_constant_cpu_to_be64(x)  (x)  argument
80 #define bpf_htons(x)				\  argument
81 	(__builtin_constant_p(x) ?		\
82 	 __bpf_constant_htons(x) : __bpf_htons(x))
83 #define bpf_ntohs(x)				\  argument
84 	(__builtin_constant_p(x) ?		\
85 	 __bpf_constant_ntohs(x) : __bpf_ntohs(x))
86 #define bpf_htonl(x)				\  argument
87 	(__builtin_constant_p(x) ?		\
88 	 __bpf_constant_htonl(x) : __bpf_htonl(x))
89 #define bpf_ntohl(x)				\  argument
90 	(__builtin_constant_p(x) ?		\
91 	 __bpf_constant_ntohl(x) : __bpf_ntohl(x))
92 #define bpf_cpu_to_be64(x)			\  argument
93 	(__builtin_constant_p(x) ?		\
94 	 __bpf_constant_cpu_to_be64(x) : __bpf_cpu_to_be64(x))
95 #define bpf_be64_to_cpu(x)			\  argument
96 	(__builtin_constant_p(x) ?		\
97 	 __bpf_constant_be64_to_cpu(x) : __bpf_be64_to_cpu(x))