/*
crypto.c -- Cryptographic miscellaneous functions and initialisation
- Copyright (C) 2007-2014 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 2007-2021 Guus Sliepen <guus@tinc-vpn.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
char *out = vout;
while(outlen) {
- size_t len = read(random_fd, out, outlen);
+ ssize_t len = read(random_fd, out, outlen);
if(len <= 0) {
- if(errno == EAGAIN || errno == EINTR) {
+ if(len == -1 && (errno == EAGAIN || errno == EINTR)) {
continue;
}
ENGINE_load_builtin_engines();
ENGINE_register_all_complete();
-
+#if OPENSSL_API_COMPAT < 0x10100000L
ERR_load_crypto_strings();
OpenSSL_add_all_algorithms();
+#endif
if(!RAND_status()) {
fprintf(stderr, "Not enough entropy for the PRNG!\n");
}
void crypto_exit(void) {
+#if OPENSSL_API_COMPAT < 0x10100000L
EVP_cleanup();
ERR_free_strings();
ENGINE_cleanup();
+#endif
random_exit();
}