diff options
Diffstat (limited to 'miscutils/seedrng.c')
| -rw-r--r-- | miscutils/seedrng.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/miscutils/seedrng.c b/miscutils/seedrng.c index 7cc8551..3bf6e2e 100644 --- a/miscutils/seedrng.c +++ b/miscutils/seedrng.c @@ -42,25 +42,31 @@ #include "libbb.h" #include <linux/random.h> -#include <sys/random.h> #include <sys/file.h> /* Fix up glibc <= 2.24 not having getrandom() */ #if defined(__GLIBC__) && __GLIBC__ == 2 && __GLIBC_MINOR__ <= 24 #include <sys/syscall.h> -# define getrandom(...) bb_getrandom(__VA_ARGS__) static ssize_t getrandom(void *buffer, size_t length, unsigned flags) { # if defined(__NR_getrandom) return syscall(__NR_getrandom, buffer, length, flags); # else - return ENOSYS; + errno = ENOSYS; + return -1; # endif } +#else +#include <sys/random.h> +#endif + +/* Apparently some headers don't ship with this yet. */ +#ifndef GRND_NONBLOCK +#define GRND_NONBLOCK 0x0001 #endif #ifndef GRND_INSECURE -#define GRND_INSECURE 0x0004 /* Apparently some headers don't ship with this yet. */ +#define GRND_INSECURE 0x0004 #endif #define DEFAULT_SEED_DIR "/var/lib/seedrng" |