diff options
Diffstat (limited to 'src/lib/random.c')
-rw-r--r-- | src/lib/random.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/lib/random.c b/src/lib/random.c index d6bde0f8..17973695 100644 --- a/src/lib/random.c +++ b/src/lib/random.c @@ -21,10 +21,13 @@ * 02110-1301 USA */ +#include <ouroboros/config.h> #include <ouroboros/random.h> #if defined(HAVE_SYS_RANDOM) #include <sys/random.h> +#elif defined(HAVE_LIBGCRYPT) +#include <grypt.h> #elif defined(__FreeBSD__) #include <stdlib.h> #elif defined(HAVE_OPENSSL) @@ -36,16 +39,14 @@ int random_buffer(void * buf, size_t len) { #if defined(HAVE_SYS_RANDOM) - return getrandom(buf, len, GRND_NONBLOCK); /* also in glibc 2.25 */ + return getrandom(buf, len, GRND_NONBLOCK); /* glibc 2.25 */ +#elif defined(HAVE_LIBGCRYPT) + return gcry_randomize(buf, len, GCRY_STRONG_RANDOM); #elif defined(__FreeBSD__) return arc4random_buf(buf, len); #elif defined(HAVE_OPENSSL) if (len > 0 && len < INT_MAX) return RAND_bytes((unsigned char *) buf, (int) len); return -1; -#else - (void) buf; - (void) len; - return -1; #endif } |