X-Git-Url: http://wagner.pp.ru/gitweb/?a=blobdiff_plain;f=gost_keyexpimp.c;h=1f2c0aaf93eb663847afacba54aecbcd417d712f;hb=6036eb9be5403af769f211b1056d34bf65028aea;hp=d2c690c20c1f879f9576ebf4cb3bcb442c16518a;hpb=359bc05a9d4ee696f3a025ac0d35d27c89ea62ac;p=openssl-gost%2Fengine.git

diff --git a/gost_keyexpimp.c b/gost_keyexpimp.c
index d2c690c..1f2c0aa 100644
--- a/gost_keyexpimp.c
+++ b/gost_keyexpimp.c
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2019 Dmitry Belyavskiy <beldmit@gmail.com>
+ * Copyright (c) 2020 Vitaly Chikunov <vt@altlinux.org>
+ *
+ * Contents licensed under the terms of the OpenSSL license
+ * See https://www.openssl.org/source/license.html for details
+ */
 #ifdef _WIN32
 #include <winsock.h>
 #else
@@ -400,7 +407,7 @@ static int kuznyechik_wrap_do(EVP_CIPHER_CTX *ctx, unsigned char *out,
 	}
 }
 
-int wrap_ctrl (EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
+static int wrap_ctrl (EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
 {
 	switch(type)
 	{
@@ -412,55 +419,28 @@ int wrap_ctrl (EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr)
 	}
 }
 
-static EVP_CIPHER *hidden_magma_wrap_cipher, *hidden_kuznyechik_wrap_cipher;
-
-const EVP_CIPHER *cipher_magma_wrap(void)
-{
-	if (hidden_magma_wrap_cipher == NULL
-			&& ((hidden_magma_wrap_cipher =
-					EVP_CIPHER_meth_new(NID_magma_kexp15, 8 /* block_size */ ,
-						GOSTKEYLEN*2 /* key_size */ )) == NULL
-				|| !EVP_CIPHER_meth_set_iv_length(hidden_magma_wrap_cipher, 4)
-				|| !EVP_CIPHER_meth_set_flags(hidden_magma_wrap_cipher, GOST_WRAP_FLAGS)
-				|| !EVP_CIPHER_meth_set_init(hidden_magma_wrap_cipher, magma_wrap_init)
-				|| !EVP_CIPHER_meth_set_ctrl(hidden_magma_wrap_cipher, wrap_ctrl)
-				|| !EVP_CIPHER_meth_set_do_cipher(hidden_magma_wrap_cipher, magma_wrap_do)
-				|| !EVP_CIPHER_meth_set_impl_ctx_size(hidden_magma_wrap_cipher, sizeof(GOST_WRAP_CTX))
-				|| !EVP_add_cipher(hidden_magma_wrap_cipher)
-				)) {
-		EVP_CIPHER_meth_free(hidden_magma_wrap_cipher);
-		hidden_magma_wrap_cipher = NULL;
-	}
-
-	return hidden_magma_wrap_cipher;
-}
-
-const EVP_CIPHER *cipher_kuznyechik_wrap(void)
-{
-	if (hidden_kuznyechik_wrap_cipher == NULL
-			&& ((hidden_kuznyechik_wrap_cipher =
-					EVP_CIPHER_meth_new(NID_kuznyechik_kexp15, 16 /* FIXME block_size */ ,
-						GOSTKEYLEN*2 /* key_size */ )) == NULL
-				|| !EVP_CIPHER_meth_set_iv_length(hidden_kuznyechik_wrap_cipher, 8)
-				|| !EVP_CIPHER_meth_set_flags(hidden_kuznyechik_wrap_cipher, GOST_WRAP_FLAGS)
-				|| !EVP_CIPHER_meth_set_init(hidden_kuznyechik_wrap_cipher, kuznyechik_wrap_init)
-				|| !EVP_CIPHER_meth_set_ctrl(hidden_kuznyechik_wrap_cipher, wrap_ctrl)
-				|| !EVP_CIPHER_meth_set_do_cipher(hidden_kuznyechik_wrap_cipher, kuznyechik_wrap_do)
-				|| !EVP_CIPHER_meth_set_impl_ctx_size(hidden_kuznyechik_wrap_cipher, sizeof(GOST_WRAP_CTX))
-				|| !EVP_add_cipher(hidden_kuznyechik_wrap_cipher)
-				)) {
-		EVP_CIPHER_meth_free(hidden_kuznyechik_wrap_cipher);
-		hidden_kuznyechik_wrap_cipher = NULL;
-	}
-
-	return hidden_kuznyechik_wrap_cipher;
-}
-
-void wrap_ciphers_destroy(void)
-{
-	EVP_CIPHER_meth_free(hidden_magma_wrap_cipher);
-	hidden_magma_wrap_cipher = NULL;
-
-	EVP_CIPHER_meth_free(hidden_kuznyechik_wrap_cipher);
-	hidden_kuznyechik_wrap_cipher = NULL;
-}
+static GOST_cipher wrap_template_cipher = {
+    .key_len = GOSTKEYLEN * 2,
+    .flags = GOST_WRAP_FLAGS,
+    .ctx_size = sizeof(GOST_WRAP_CTX),
+    .ctrl = wrap_ctrl,
+};
+
+GOST_cipher magma_kexp15_cipher = {
+    .template = &wrap_template_cipher,
+    .nid = NID_magma_kexp15,
+    .block_size = 8,
+    .iv_len = 4,
+    .init = magma_wrap_init,
+    .do_cipher = magma_wrap_do,
+};
+
+GOST_cipher kuznyechik_kexp15_cipher = {
+    .template = &wrap_template_cipher,
+    .nid = NID_kuznyechik_kexp15,
+    .block_size = 16,
+    .iv_len = 8,
+    .init = kuznyechik_wrap_init,
+    .do_cipher = kuznyechik_wrap_do,
+};
+/* vim: set expandtab cinoptions=\:0,l1,t0,g0,(0 sw=4 : */