1*824df3b8SThomas Huth /* 2*824df3b8SThomas Huth * Byte swap functions - taken from include/qemu/bswap.h 3*824df3b8SThomas Huth * 4*824df3b8SThomas Huth * This work is licensed under the terms of the GNU GPL, version 2 or (at 5*824df3b8SThomas Huth * your option) any later version. See the COPYING file in the top-level 6*824df3b8SThomas Huth * directory. 7*824df3b8SThomas Huth */ 8*824df3b8SThomas Huth bswap16(uint16_t x)9*824df3b8SThomas Huthstatic inline uint16_t bswap16(uint16_t x) 10*824df3b8SThomas Huth { 11*824df3b8SThomas Huth return ((x & 0x00ff) << 8) | ((x & 0xff00) >> 8); 12*824df3b8SThomas Huth } 13*824df3b8SThomas Huth bswap32(uint32_t x)14*824df3b8SThomas Huthstatic inline uint32_t bswap32(uint32_t x) 15*824df3b8SThomas Huth { 16*824df3b8SThomas Huth return ((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) << 8) | 17*824df3b8SThomas Huth ((x & 0x00ff0000U) >> 8) | ((x & 0xff000000U) >> 24); 18*824df3b8SThomas Huth } 19*824df3b8SThomas Huth bswap64(uint64_t x)20*824df3b8SThomas Huthstatic inline uint64_t bswap64(uint64_t x) 21*824df3b8SThomas Huth { 22*824df3b8SThomas Huth return ((x & 0x00000000000000ffULL) << 56) | 23*824df3b8SThomas Huth ((x & 0x000000000000ff00ULL) << 40) | 24*824df3b8SThomas Huth ((x & 0x0000000000ff0000ULL) << 24) | 25*824df3b8SThomas Huth ((x & 0x00000000ff000000ULL) << 8) | 26*824df3b8SThomas Huth ((x & 0x000000ff00000000ULL) >> 8) | 27*824df3b8SThomas Huth ((x & 0x0000ff0000000000ULL) >> 24) | 28*824df3b8SThomas Huth ((x & 0x00ff000000000000ULL) >> 40) | 29*824df3b8SThomas Huth ((x & 0xff00000000000000ULL) >> 56); 30*824df3b8SThomas Huth } 31