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From 5e1a2130340ea4fabc4095b412c8b3836d112828 Mon Sep 17 00:00:00 2001
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From: Quentin Armitage <quentin@armitage.org.uk>
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Date: Wed, 13 Mar 2019 09:46:27 +0000
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Subject: [PATCH 2/3] Fix genhash re OPENSSL_init_crypto bug and improve
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configure.ac
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Commit fe6d6ac (Fix OpenSSL init failure with OpenSSL v1.1.1) didn't
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update the identical code in genhash/ssl.c. Also, an improvement for
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the test in configure.ac was suggested.
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Signed-off-by: Quentin Armitage <quentin@armitage.org.uk>
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---
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configure.ac | 12 +++++-------
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genhash/ssl.c | 6 ++++++
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2 files changed, 11 insertions(+), 7 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index 504b9b92..c964a11e 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -813,16 +813,14 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
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# SSL_CTX_set_verify_depth() introduced OpenSSL v0.9.5a
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AC_CHECK_FUNCS([SSL_CTX_set_verify_depth])
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-# SSL_set0_rbio(), SSL_set0_wbio() and OPENSSL_init_crypto() introduced OpenSSL v1.1.0
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-AC_CHECK_FUNCS([SSL_set0_rbio OPENSSL_init_crypto])
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-
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-# TLS_method() introduced OpenSSL v1.1.0
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-AC_CHECK_FUNCS([TLS_method])
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+# SSL_set0_rbio(), SSL_set0_wbio() OPENSSL_init_crypto() and TLS_method() introduced OpenSSL v1.1.0
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+AC_CHECK_FUNCS([SSL_set0_rbio OPENSSL_init_crypto TLS_method])
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# In OpenSSL v1.1.1 the call to SSL_CTX_new() fails if OPENSSL_init_crypto() has been called with
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# OPENSSL_INIT_NO_LOAD_CONFIG. It does not fail in v1.1.0h and v1.1.1b.
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-AS_IF([test .$ac_cv_func_OPENSSL_init_crypto = .yes -a .$ac_cv_func_TLS_method = .yes],
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+AS_IF([test .$ac_cv_func_OPENSSL_init_crypto = .yes],
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[
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+ AS_IF([test .$ac_cv_func_TLS_method = .yes], [method_func=TLS_method], [method_func=SSLv23_method])
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AC_RUN_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <openssl/ssl.h>]],
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@@ -834,7 +832,7 @@ AS_IF([test .$ac_cv_func_OPENSSL_init_crypto = .yes -a .$ac_cv_func_TLS_method =
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return 1;
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/* Initialize SSL context */
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- meth = TLS_method();
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+ meth = $method_func();
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if (!(ctx = SSL_CTX_new(meth)))
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return 1;
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return 0;
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diff --git a/genhash/ssl.c b/genhash/ssl.c
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index 8e9162c8..96f51201 100644
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--- a/genhash/ssl.c
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+++ b/genhash/ssl.c
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@@ -45,8 +45,14 @@ init_ssl(void)
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{
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/* Library initialization */
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#if HAVE_OPENSSL_INIT_CRYPTO
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+#ifndef HAVE_OPENSSL_INIT_NO_LOAD_CONFIG_BUG
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+ /* In OpenSSL v1.1.1 if the following is called, SSL_CTX_new() below fails.
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+ * It works in v1.1.0h and v1.1.1b.
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+ * It transpires that it works without setting NO_LOAD_CONFIG, but it is
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+ * presumably more efficient not to load it. */
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if (!OPENSSL_init_crypto(OPENSSL_INIT_NO_LOAD_CONFIG, NULL))
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fprintf(stderr, "OPENSSL_init_crypto failed\n");
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+#endif
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#else
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SSL_library_init();
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SSL_load_error_strings();
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--
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2.20.1
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