diff options
Diffstat (limited to 'src/fundamental/unaligned-fundamental.h')
-rw-r--r-- | src/fundamental/unaligned-fundamental.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/fundamental/unaligned-fundamental.h b/src/fundamental/unaligned-fundamental.h new file mode 100644 index 0000000..a4c810a --- /dev/null +++ b/src/fundamental/unaligned-fundamental.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include <stdint.h> + +static inline uint16_t unaligned_read_ne16(const void *_u) { + const struct __attribute__((__packed__, __may_alias__)) { uint16_t x; } *u = _u; + + return u->x; +} + +static inline uint32_t unaligned_read_ne32(const void *_u) { + const struct __attribute__((__packed__, __may_alias__)) { uint32_t x; } *u = _u; + + return u->x; +} + +static inline uint64_t unaligned_read_ne64(const void *_u) { + const struct __attribute__((__packed__, __may_alias__)) { uint64_t x; } *u = _u; + + return u->x; +} + +static inline void unaligned_write_ne16(void *_u, uint16_t a) { + struct __attribute__((__packed__, __may_alias__)) { uint16_t x; } *u = _u; + + u->x = a; +} + +static inline void unaligned_write_ne32(void *_u, uint32_t a) { + struct __attribute__((__packed__, __may_alias__)) { uint32_t x; } *u = _u; + + u->x = a; +} + +static inline void unaligned_write_ne64(void *_u, uint64_t a) { + struct __attribute__((__packed__, __may_alias__)) { uint64_t x; } *u = _u; + + u->x = a; +} |