1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _TOOLS_LE_BYTESHIFT_H 3 #define _TOOLS_LE_BYTESHIFT_H 4 5 #include <stdint.h> 6 7 static inline uint16_t __get_unaligned_le16(const uint8_t *p) 8 { 9 return p[0] | p[1] << 8; 10 } 11 12 static inline uint32_t __get_unaligned_le32(const uint8_t *p) 13 { 14 return p[0] | p[1] << 8 | p[2] << 16 | p[3] << 24; 15 } 16 17 static inline uint64_t __get_unaligned_le64(const uint8_t *p) 18 { 19 return (uint64_t)__get_unaligned_le32(p + 4) << 32 | 20 __get_unaligned_le32(p); 21 } 22 23 static inline void __put_unaligned_le16(uint16_t val, uint8_t *p) 24 { 25 *p++ = val; 26 *p++ = val >> 8; 27 } 28 29 static inline void __put_unaligned_le32(uint32_t val, uint8_t *p) 30 { 31 __put_unaligned_le16(val >> 16, p + 2); 32 __put_unaligned_le16(val, p); 33 } 34 35 static inline void __put_unaligned_le64(uint64_t val, uint8_t *p) 36 { 37 __put_unaligned_le32(val >> 32, p + 4); 38 __put_unaligned_le32(val, p); 39 } 40 41 static inline uint16_t get_unaligned_le16(const void *p) 42 { 43 return __get_unaligned_le16((const uint8_t *)p); 44 } 45 46 static inline uint32_t get_unaligned_le32(const void *p) 47 { 48 return __get_unaligned_le32((const uint8_t *)p); 49 } 50 51 static inline uint64_t get_unaligned_le64(const void *p) 52 { 53 return __get_unaligned_le64((const uint8_t *)p); 54 } 55 56 static inline void put_unaligned_le16(uint16_t val, void *p) 57 { 58 __put_unaligned_le16(val, p); 59 } 60 61 static inline void put_unaligned_le32(uint32_t val, void *p) 62 { 63 __put_unaligned_le32(val, p); 64 } 65 66 static inline void put_unaligned_le64(uint64_t val, void *p) 67 { 68 __put_unaligned_le64(val, p); 69 } 70 71 #endif /* _TOOLS_LE_BYTESHIFT_H */ 72