From ca4f574c6dfcff523572b2ff7f8c119d4605299c Mon Sep 17 00:00:00 2001
From: gotoyuzo <gotoyuzo@ruby-lang.org>
Date: Thu, 8 Jan 2004 12:24:22 +0000
Subject: * ext/openssl/ossl_pkey.c (ossl_pkey_to_der): removed; it returns  
 public key only.

* ext/openssl/ossl_pkey_dh.c (ossl_dh_to_der): new function for
  OpenSSL::PKey::DH#to_der.

* ext/openssl/ossl_pkey_dsa.c (ossl_dsa_to_der): new function for
  OpenSSL::PKey::DSA#to_der.

* ext/openssl/ossl_pkey_rsa.c (ossl_rsa_to_der): new function for
  OpenSSL::PKey::RSA#to_der.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5417 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/openssl/ossl_pkey_rsa.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'ext/openssl/ossl_pkey_rsa.c')

diff --git a/ext/openssl/ossl_pkey_rsa.c b/ext/openssl/ossl_pkey_rsa.c
index 669e84e..8a21354 100644
--- a/ext/openssl/ossl_pkey_rsa.c
+++ b/ext/openssl/ossl_pkey_rsa.c
@@ -222,6 +222,31 @@ ossl_rsa_export(int argc, VALUE *argv, VALUE self)
     return str;
 }
 
+static VALUE
+ossl_rsa_to_der(VALUE self)
+{
+    EVP_PKEY *pkey;
+    int (*i2d_func)_((const RSA*, unsigned char**));
+    unsigned char *p;
+    long len;
+    VALUE str;
+
+    GetPKeyRSA(self, pkey);
+    if(RSA_HAS_PRIVATE(pkey->pkey.rsa))
+	i2d_func = i2d_RSAPrivateKey;
+    else
+	i2d_func = i2d_RSAPublicKey;
+    if((len = i2d_func(pkey->pkey.rsa, NULL)) <= 0)
+	ossl_raise(eRSAError, NULL);
+    str = rb_str_new(0, len);
+    p = RSTRING(str)->ptr;
+    if(i2d_func(pkey->pkey.rsa, &p) < 0)
+	ossl_raise(eRSAError, NULL);
+    ossl_str_adjust(str, p);
+
+    return str;
+}
+
 #define ossl_rsa_buf_size(pkey) (RSA_size((pkey)->pkey.rsa)+16)
 
 static VALUE
@@ -440,6 +465,7 @@ Init_ossl_rsa()
     rb_define_method(cRSA, "export", ossl_rsa_export, -1);
     rb_define_alias(cRSA, "to_pem", "export");
     rb_define_alias(cRSA, "to_s", "export");
+    rb_define_method(cRSA, "to_der", ossl_rsa_to_der, 0);
     rb_define_method(cRSA, "public_key", ossl_rsa_to_public_key, 0);
     rb_define_method(cRSA, "public_encrypt", ossl_rsa_public_encrypt, 1);
     rb_define_method(cRSA, "public_decrypt", ossl_rsa_public_decrypt, 1);
-- 
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