1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __BIND_PROG_H__ 3 #define __BIND_PROG_H__ 4 5 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 6 #define load_byte(src, b, s) \ 7 (((volatile __u8 *)&(src))[b] << 8 * b) 8 #define load_word(src, w, s) \ 9 (((volatile __u16 *)&(src))[w] << 16 * w) 10 #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 11 #define load_byte(src, b, s) \ 12 (((volatile __u8 *)&(src))[(b) + (sizeof(src) - (s))] << 8 * ((s) - (b) - 1)) 13 #define load_word(src, w, s) \ 14 (((volatile __u16 *)&(src))[w] << 16 * (((s) / 2) - (w) - 1)) 15 #else 16 # error "Fix your compiler's __BYTE_ORDER__?!" 17 #endif 18 19 #endif 20