[GNUnet-SVN] r36629 - gnunet/src/identity

[gnunet]

Author: schanzen
Date: 2015-10-29 17:16:39 +0100 (Thu, 29 Oct 2015)
New Revision: 36629

Added:
   gnunet/src/identity/plugin_gnsrecord_identity.c
Modified:
   gnunet/src/identity/Makefile.am
Log:
-fix build


Modified: gnunet/src/identity/Makefile.am
===================================================================
--- gnunet/src/identity/Makefile.am     2015-10-29 14:44:56 UTC (rev 36628)
+++ gnunet/src/identity/Makefile.am     2015-10-29 16:16:39 UTC (rev 36629)
@@ -41,8 +41,8 @@
 
 if HAVE_REST
 plugin_LTLIBRARIES = \
-  libgnunet_plugin_rest_identity.la
-#  libgnunet_plugin_gnsrecord_identity.la
+  libgnunet_plugin_rest_identity.la \
+  libgnunet_plugin_gnsrecord_identity.la
 endif
 
 

Added: gnunet/src/identity/plugin_gnsrecord_identity.c
===================================================================
--- gnunet/src/identity/plugin_gnsrecord_identity.c                             
(rev 0)
+++ gnunet/src/identity/plugin_gnsrecord_identity.c     2015-10-29 16:16:39 UTC 
(rev 36629)
@@ -0,0 +1,182 @@
+/*
+     This file is part of GNUnet
+     Copyright (C) 2013, 2014 Christian Grothoff (and other contributing 
authors)
+
+     GNUnet 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 3, or (at your
+     option) any later version.
+
+     GNUnet 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 GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+     Boston, MA 02110-1301, USA.
+*/
+
+/**
+ * @file gnsrecord/plugin_gnsrecord_identity.c
+ * @brief gnsrecord plugin to provide the API for identity records
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_gnsrecord_lib.h"
+#include "gnunet_gnsrecord_plugin.h"
+
+
+/**
+ * Convert the 'value' of a record to a string.
+ *
+ * @param cls closure, unused
+ * @param type type of the record
+ * @param data value in binary encoding
+ * @param data_size number of bytes in @a data
+ * @return NULL on error, otherwise human-readable representation of the value
+ */
+static char *
+value_to_string (void *cls,
+                 uint32_t type,
+                 const void *data,
+                 size_t data_size)
+{
+  switch (type)
+  {
+    case GNUNET_GNSRECORD_TYPE_ID_ATTR:
+    case GNUNET_GNSRECORD_TYPE_ID_TOKEN:
+      return GNUNET_strndup (data, data_size);
+    default:
+      return NULL;
+  }
+}
+
+
+/**
+ * Convert human-readable version of a 'value' of a record to the binary
+ * representation.
+ *
+ * @param cls closure, unused
+ * @param type type of the record
+ * @param s human-readable string
+ * @param data set to value in binary encoding (will be allocated)
+ * @param data_size set to number of bytes in @a data
+ * @return #GNUNET_OK on success
+ */
+static int
+string_to_value (void *cls,
+                 uint32_t type,
+                 const char *s,
+                 void **data,
+                 size_t *data_size)
+{
+  if (NULL == s)
+    return GNUNET_SYSERR;
+  switch (type)
+  {
+    case GNUNET_GNSRECORD_TYPE_ID_ATTR:
+    case GNUNET_GNSRECORD_TYPE_ID_TOKEN:
+      *data = GNUNET_strdup (s);
+      *data_size = strlen (s);
+      return GNUNET_OK;
+    default:
+      return GNUNET_SYSERR;
+  }
+}
+
+
+/**
+ * Mapping of record type numbers to human-readable
+ * record type names.
+ */
+static struct {
+  const char *name;
+  uint32_t number;
+} name_map[] = {
+  { "ID_ATTR", GNUNET_GNSRECORD_TYPE_ID_ATTR },
+  { "ID_TOKEN", GNUNET_GNSRECORD_TYPE_ID_TOKEN },
+  { NULL, UINT32_MAX }
+};
+
+
+/**
+ * Convert a type name (i.e. "AAAA") to the corresponding number.
+ *
+ * @param cls closure, unused
+ * @param dns_typename name to convert
+ * @return corresponding number, UINT32_MAX on error
+ */
+static uint32_t
+typename_to_number (void *cls,
+                    const char *dns_typename)
+{
+  unsigned int i;
+
+  i=0;
+  while ( (NULL != name_map[i].name) &&
+          (0 != strcasecmp (dns_typename, name_map[i].name)) )
+    i++;
+  return name_map[i].number;
+}
+
+
+/**
+ * Convert a type number (i.e. 1) to the corresponding type string (i.e. "A")
+ *
+ * @param cls closure, unused
+ * @param type number of a type to convert
+ * @return corresponding typestring, NULL on error
+ */
+static const char *
+number_to_typename (void *cls,
+                    uint32_t type)
+{
+  unsigned int i;
+
+  i=0;
+  while ( (NULL != name_map[i].name) &&
+          (type != name_map[i].number) )
+    i++;
+  return name_map[i].name;
+}
+
+
+/**
+ * Entry point for the plugin.
+ *
+ * @param cls NULL
+ * @return the exported block API
+ */
+void *
+libgnunet_plugin_gnsrecord_identity_init (void *cls)
+{
+  struct GNUNET_GNSRECORD_PluginFunctions *api;
+
+  api = GNUNET_new (struct GNUNET_GNSRECORD_PluginFunctions);
+  api->value_to_string = &value_to_string;
+  api->string_to_value = &string_to_value;
+  api->typename_to_number = &typename_to_number;
+  api->number_to_typename = &number_to_typename;
+  return api;
+}
+
+
+/**
+ * Exit point from the plugin.
+ *
+ * @param cls the return value from #libgnunet_plugin_block_test_init
+ * @return NULL
+ */
+void *
+libgnunet_plugin_gnsrecord_identity_done (void *cls)
+{
+  struct GNUNET_GNSRECORD_PluginFunctions *api = cls;
+
+  GNUNET_free (api);
+  return NULL;
+}
+
+/* end of plugin_gnsrecord_dns.c */