Re: [BUG] OpenSSL function has been deprecated

26 Apr 2017

...
On April 26, 2017 at 3:15 PM Peter van der Does  wrote:
Patch v2

--- a/src/lib-ssl-iostream/iostream-openssl-params.c
+++ b/src/lib-ssl-iostream/iostream-openssl-params.c
@@ -13,10 +13,19 @@ generate_dh_parameters(int bitsize, buffer_t *output, const char **error_r)
 {
         DH *dh;
  unsigned char *p;
-	int len, len2;
+	int len, len2, success;
+#if OPENSSL_VERSION_NUMBER >= 0x00908000L
+	success = DH_generate_parameters_ex(dh, bitsize, DH_GENERATOR, NULL);
+#else
+	success = 1;
  dh = DH_generate_parameters(bitsize, DH_GENERATOR, NULL, NULL);
  if (dh == NULL) {
+		success = 0;
+	}
+#endif
+
+	if (success == 0) {
      *error_r = t_strdup_printf(
      	"DH_generate_parameters(bits=%d, gen=%d) failed: %s",
      	bitsize, DH_GENERATOR, openssl_iostream_error());
--
I encourage you to open pull request at https://github.com/dovecot/core/pulls

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