1 /* SPDX-License-Identifier: LGPL-2.1 OR MIT */ 2 /* 3 * random definitions for NOLIBC 4 * Copyright (C) 2025 Thomas Weißschuh <thomas.weissschuh@linutronix.de> 5 */ 6 7 /* make sure to include all global symbols */ 8 #include "../nolibc.h" 9 10 #ifndef _NOLIBC_SYS_RANDOM_H 11 #define _NOLIBC_SYS_RANDOM_H 12 13 #include "../arch.h" 14 #include "../sys.h" 15 16 #include <linux/random.h> 17 18 /* 19 * ssize_t getrandom(void *buf, size_t buflen, unsigned int flags); 20 */ 21 22 static __attribute__((unused)) 23 ssize_t sys_getrandom(void *buf, size_t buflen, unsigned int flags) 24 { 25 return my_syscall3(__NR_getrandom, buf, buflen, flags); 26 } 27 28 static __attribute__((unused)) 29 ssize_t getrandom(void *buf, size_t buflen, unsigned int flags) 30 { 31 return __sysret(sys_getrandom(buf, buflen, flags)); 32 } 33 34 #endif /* _NOLIBC_SYS_RANDOM_H */ 35