diff options
Diffstat (limited to 'ext/openssl/ossl_pkey_rsa.c')
| -rw-r--r-- | ext/openssl/ossl_pkey_rsa.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/ext/openssl/ossl_pkey_rsa.c b/ext/openssl/ossl_pkey_rsa.c index 669e84efca..8a21354967 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); |