From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/ext/openssl/ossl_config.c | 83 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 jni/ruby/ext/openssl/ossl_config.c

(limited to 'jni/ruby/ext/openssl/ossl_config.c')

diff --git a/jni/ruby/ext/openssl/ossl_config.c b/jni/ruby/ext/openssl/ossl_config.c
new file mode 100644
index 0000000..af92b4b
--- /dev/null
+++ b/jni/ruby/ext/openssl/ossl_config.c
@@ -0,0 +1,83 @@
+/*
+ * $Id: ossl_config.c 47744 2014-09-30 05:25:32Z nobu $
+ * 'OpenSSL for Ruby' project
+ * Copyright (C) 2001-2002  Michal Rokos <m.rokos@sh.cvut.cz>
+ * All rights reserved.
+ */
+/*
+ * This program is licenced under the same licence as Ruby.
+ * (See the file 'LICENCE'.)
+ */
+#include "ossl.h"
+
+
+/*
+ * Classes
+ */
+VALUE cConfig;
+/* Document-class: OpenSSL::ConfigError
+ *
+ * General error for openssl library configuration files. Including formatting,
+ * parsing errors, etc.
+ */
+VALUE eConfigError;
+
+/*
+ * Public
+ */
+
+/*
+ * GetConfigPtr is a public C-level function for getting OpenSSL CONF struct
+ * from an OpenSSL::Config(eConfig) instance.  We decided to implement
+ * OpenSSL::Config in Ruby level but we need to pass native CONF struct for
+ * some OpenSSL features such as X509V3_EXT_*.
+ */
+CONF *
+GetConfigPtr(VALUE obj)
+{
+    CONF *conf;
+    VALUE str;
+    BIO *bio;
+    long eline = -1;
+
+    OSSL_Check_Kind(obj, cConfig);
+    str = rb_funcall(obj, rb_intern("to_s"), 0);
+    bio = ossl_obj2bio(str);
+    conf = NCONF_new(NULL);
+    if(!conf){
+	BIO_free(bio);
+	ossl_raise(eConfigError, NULL);
+    }
+    if(!NCONF_load_bio(conf, bio, &eline)){
+	BIO_free(bio);
+	NCONF_free(conf);
+	if (eline <= 0) ossl_raise(eConfigError, "wrong config format");
+	else ossl_raise(eConfigError, "error in line %d", eline);
+	ossl_raise(eConfigError, NULL);
+    }
+    BIO_free(bio);
+
+    return conf;
+}
+
+/* Document-const: DEFAULT_CONFIG_FILE
+ *
+ * The default system configuration file for openssl
+ */
+
+/*
+ * INIT
+ */
+void
+Init_ossl_config(void)
+{
+    char *default_config_file;
+    eConfigError = rb_define_class_under(mOSSL, "ConfigError", eOSSLError);
+    cConfig = rb_define_class_under(mOSSL, "Config", rb_cObject);
+
+    default_config_file = CONF_get1_default_config_file();
+    rb_define_const(cConfig, "DEFAULT_CONFIG_FILE",
+		    rb_str_new2(default_config_file));
+    OPENSSL_free(default_config_file);
+    /* methods are defined by openssl/config.rb */
+}
-- 
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