#define RAOP_PORT 5000
+/* Openssl 1.1.0 broke compatibility. Before 1.1.0 we had to set RSA->n and
+ * RSA->e manually, but after 1.1.0 the RSA struct is opaque and we have to use
+ * RSA_set0_key(). RSA_set0_key() is a new function added in 1.1.0. We could
+ * depend on openssl 1.1.0, but it may take some time before distributions will
+ * be able to upgrade to the new openssl version. To insulate ourselves from
+ * such transition problems, let's implement RSA_set0_key() ourselves if it's
+ * not available. */
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d) {
+ r->n = n;
+ r->e = e;
+ return 1;
+}
+#endif
+
struct pa_raop_client {
pa_core *core;
char *host;
uint8_t exponent[8];
int size;
RSA *rsa;
+ BIGNUM *n_bn;
+ BIGNUM *e_bn;
rsa = RSA_new();
size = pa_base64_decode(n, modules);
- rsa->n = BN_bin2bn(modules, size, NULL);
+ n_bn = BN_bin2bn(modules, size, NULL);
size = pa_base64_decode(e, exponent);
- rsa->e = BN_bin2bn(exponent, size, NULL);
+ e_bn = BN_bin2bn(exponent, size, NULL);
+ RSA_set0_key(rsa, n_bn, e_bn, NULL);
size = RSA_public_encrypt(len, text, res, rsa, RSA_PKCS1_OAEP_PADDING);
RSA_free(rsa);