#include "../system.h"
-#include <openssl/rand.h>
-#include <openssl/evp.h>
-#include <openssl/engine.h>
-
#include "../crypto.h"
#ifndef HAVE_MINGW
static void random_init(void) {
random_fd = open("/dev/urandom", O_RDONLY);
- if(random_fd < 0)
+
+ if(random_fd < 0) {
random_fd = open("/dev/random", O_RDONLY);
+ }
+
if(random_fd < 0) {
fprintf(stderr, "Could not open source of random numbers: %s\n", strerror(errno));
abort();
void randomize(void *out, size_t outlen) {
while(outlen) {
size_t len = read(random_fd, out, outlen);
+
if(len <= 0) {
- if(errno == EAGAIN || errno == EINTR)
+ if(errno == EAGAIN || errno == EINTR) {
continue;
+ }
+
fprintf(stderr, "Could not read random numbers: %s\n", strerror(errno));
abort();
}
+
out += len;
outlen -= len;
}