added missing files. They are to handle foreign encryption functions

diff --git a/lib/gnutls_cipher_int.c b/lib/gnutls_cipher_int.c
new file mode 100644 (file)
index 0000000..8cfd039
--- /dev/null
+++ b/lib/gnutls_cipher_int.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2000 Nikos Mavroyanopoulos
+ *
+ * This file is part of GNUTLS.
+ *
+ * GNUTLS is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * GNUTLS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <defines.h>
+#include "gnutls_int.h"
+#include "gnutls_errors.h"
+
+GNUTLS_CIPHER_HANDLE gnutls_cipher_init( BulkCipherAlgorithm cipher, void* key, int keysize, void* iv, int ivsize)
+{
+GNUTLS_CIPHER_HANDLE ret;
+
+       switch (cipher) {
+       case GNUTLS_NULL:
+               ret = GNUTLS_CIPHER_FAILED;
+               break;
+       case GNUTLS_3DES:
+               ret = gcry_cipher_open(GCRY_CIPHER_3DES, GCRY_CIPHER_MODE_CBC, 0);
+               break;
+       default:
+               ret = GNUTLS_CIPHER_FAILED;
+       }
+       if (ret!=NULL) {
+               gcry_cipher_setkey(ret, key, keysize);
+               gcry_cipher_setiv(ret, iv, ivsize);
+       }
+
+return ret;    
+}
+
+int gnutls_cipher_encrypt(GNUTLS_CIPHER_HANDLE handle, void* text, int textlen) {
+       if (handle!=NULL) {
+               gcry_cipher_encrypt( handle, text, textlen, text, textlen);
+       }
+       return 0;
+}
+
+int gnutls_cipher_decrypt(GNUTLS_CIPHER_HANDLE handle, void* ciphertext, int ciphertextlen) {
+       if (handle!=NULL) {
+               gcry_cipher_decrypt( handle, ciphertext, ciphertextlen, ciphertext, ciphertextlen);
+       }
+       return 0;
+}
+
+void gnutls_cipher_deinit(GNUTLS_CIPHER_HANDLE handle) {
+       if (handle!=NULL) {
+               gcry_cipher_close(handle);
+       }
+}

diff --git a/lib/gnutls_cipher_int.h b/lib/gnutls_cipher_int.h
new file mode 100644 (file)
index 0000000..d3eab5d
--- /dev/null
+++ b/lib/gnutls_cipher_int.h
@@ -0,0 +1,4 @@
+GNUTLS_CIPHER_HANDLE gnutls_cipher_init( BulkCipherAlgorithm cipher, void* key, int keysize, void* iv, int ivsize);
+int gnutls_cipher_encrypt(GNUTLS_CIPHER_HANDLE handle, void* text, int textlen);
+int gnutls_cipher_decrypt(GNUTLS_CIPHER_HANDLE handle, void* ciphertext, int ciphertextlen);
+void gnutls_cipher_deinit(GNUTLS_CIPHER_HANDLE handle);