added compilable version of openpgp sdk

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-OpenPGP@5048 b45a01b8-16f6-495d-af2f-9b41ad6348cc

openpgpsdk/src/reader_hashed.c

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2005-2008 Nominet UK (www.nic.uk)
+ * All rights reserved.
+ * Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted
+ * their moral rights under the UK Copyright Design and Patents Act 1988 to
+ * be recorded as the authors of this copyright work.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. 
+ * 
+ * You may obtain a copy of the License at 
+ *     http://www.apache.org/licenses/LICENSE-2.0 
+ * 
+ * Unless required by applicable law or agreed to in writing, software 
+ * distributed under the License is distributed on an "AS IS" BASIS, 
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+ * 
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/** \file
+ */
+
+#include <openpgpsdk/crypto.h>
+#include <assert.h>
+#include <string.h>
+
+#include <openpgpsdk/final.h>
+
+static int hash_reader(void *dest,size_t length,ops_error_t **errors,
+		       ops_reader_info_t *rinfo,ops_parse_cb_info_t *cbinfo)
+    {
+    ops_hash_t *hash=ops_reader_get_arg(rinfo);
+    int r=ops_stacked_read(dest,length,errors,rinfo,cbinfo);
+
+    if(r <= 0)
+	return r;
+	
+    hash->add(hash,dest,r);
+
+    return r;
+    }
+
+/**
+   \ingroup Internal_Readers_Hash
+   \brief Push hashed data reader on stack
+*/
+void ops_reader_push_hash(ops_parse_info_t *pinfo,ops_hash_t *hash)
+    {
+    hash->init(hash);
+    ops_reader_push(pinfo,hash_reader,NULL,hash);
+    }
+
+/**
+   \ingroup Internal_Readers_Hash
+   \brief Pop hashed data reader from stack
+*/
+void ops_reader_pop_hash(ops_parse_info_t *pinfo)
+    { ops_reader_pop(pinfo); }
+
+// EOF