Add support for OpenSSL 3.0+

[tinc] / src / openssl / crypto.c

diff --git a/src/openssl/crypto.c b/src/openssl/crypto.c
index 7cfdbba..c2df0af 100644 (file)
--- a/src/openssl/crypto.c
+++ b/src/openssl/crypto.c
@@ -70,14 +70,14 @@ void randomize(void *vout, size_t outlen) {
 #include <wincrypt.h>
 HCRYPTPROV prov;
 
-void random_init(void) {
+static void random_init(void) {
        if(!CryptAcquireContext(&prov, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) {
                fprintf(stderr, "CryptAcquireContext() failed!\n");
                abort();
        }
 }
 
-void random_exit(void) {
+static void random_exit(void) {
        CryptReleaseContext(prov, 0);
 }
 
@@ -93,7 +93,9 @@ void randomize(void *out, size_t outlen) {
 void crypto_init(void) {
        random_init();
 
+#if OPENSSL_VERSION_MAJOR < 3
        ENGINE_load_builtin_engines();
+#endif
 
        if(!RAND_status()) {
                fprintf(stderr, "Not enough entropy for the PRNG!\n");