Add stub async test program.

src/service.c

@@ -47,14 +47,9 @@ getdns_service(
   getdns_callback_t          callback
 )
 {
-    UNUSED_PARAM(context);
+    return getdns_general(context, name, GETDNS_RRTYPE_SRV,
-    UNUSED_PARAM(name);
+                          extensions, userarg, transaction_id,
-    UNUSED_PARAM(extensions);
+                          callback);
-    UNUSED_PARAM(userarg);
-    UNUSED_PARAM(transaction_id);
-    UNUSED_PARAM(callback);
-    
-    return GETDNS_RETURN_GOOD;
 } /* getdns_service */
 
 /* getdns_core_only.c */

src/test/Makefile.am

@@ -1,5 +1,6 @@
 AM_CPPFLAGS = -Wall -Werror -g -fPIC -I$(srcdir)/ -I/usr/local/include -I$(top_srcdir)/src -std=c99
 AM_LDFLAGS =-L$(top_srcdir)/src -L/usr/local/lib -lgetdns 
-bin_PROGRAMS = tests_list tests_dict
+noinst_PROGRAMS = tests_list tests_dict tests_stub_async
 tests_list_SOURCES = tests_list.c testmessages.c
 tests_dict_SOURCES = tests_dict.c testmessages.c
+tests_stub_async_SOURCES = tests_stub_async.c testmessages.c

src/test/tests_stub_async.c

@@ -0,0 +1,114 @@
+/**
+ * \file
+ * unit tests for getdns_dict helper routines, these should be used to
+ * perform regression tests, output must be unchanged from canonical output
+ * stored with the sources
+ */
+/* The MIT License (MIT)
+ * Copyright (c) 2013 Verisign, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "testmessages.h"
+#include <getdns/getdns.h>
+
+/* Set up the callback function, which will also do the processing of the results */
+void this_callbackfn(struct getdns_context_t *this_context,
+                     uint16_t     this_callback_type,
+                     struct getdns_dict *this_response,
+                     void *this_userarg,
+                     getdns_transaction_t this_transaction_id)
+{
+	if (this_callback_type == GETDNS_CALLBACK_COMPLETE)  /* This is a callback with data */
+	{
+        getdns_bindata* bindata = NULL;
+        getdns_dict_get_bindata(this_response, "pkt", &bindata);
+        if (bindata) {
+            char* data = malloc(1 + bindata->size);
+            data[bindata->size] = 0;
+            memcpy(data, bindata->data, bindata->size);
+            fprintf(stdout, "The packet %s\n", data);
+            free(data);
+        }
+	}
+	else if (this_callback_type == GETDNS_CALLBACK_CANCEL)
+		fprintf(stderr, "The callback with ID %lld was cancelled. Exiting.", this_transaction_id);
+	else
+		fprintf(stderr, "The callback got a callback_type of %d. Exiting.", this_callback_type);
+}
+
+int
+main()
+{
+	/* Create the DNS context for this call */
+	struct getdns_context_t *this_context = NULL;
+	getdns_return_t context_create_return = getdns_context_create(&this_context, true);
+	if (context_create_return != GETDNS_RETURN_GOOD)
+	{
+		fprintf(stderr, "Trying to create the context failed: %d", context_create_return);
+		return(GETDNS_RETURN_GENERIC_ERROR);
+	}
+    getdns_context_set_resolution_type(this_context, GETDNS_CONTEXT_STUB);
+	/* Create an event base and put it in the context using the unknown function name */
+	struct event_base *this_event_base;
+	this_event_base = event_base_new();
+	if (this_event_base == NULL)
+	{
+		fprintf(stderr, "Trying to create the event base failed.");
+		return(GETDNS_RETURN_GENERIC_ERROR);
+	}
+	(void)getdns_extension_set_libevent_base(this_context, this_event_base);
+	/* Set up the getdns call */
+	const char * this_name  = "www.google.com";
+	char* this_userarg = "somestring"; // Could add things here to help identify this call
+	getdns_transaction_t this_transaction_id = 0;
+    
+	/* Make the call */
+	getdns_return_t dns_request_return = getdns_address(this_context, this_name,
+                                                        NULL, this_userarg, &this_transaction_id, this_callbackfn);
+	if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
+	{
+		fprintf(stderr, "A bad domain name was used: %s. Exiting.", this_name);
+		return(GETDNS_RETURN_GENERIC_ERROR);
+	}
+    dns_request_return = getdns_service(this_context, this_name, NULL, this_userarg, &this_transaction_id,
+                                        this_callbackfn);
+    if (dns_request_return == GETDNS_RETURN_BAD_DOMAIN_NAME)
+	{
+		fprintf(stderr, "A bad domain name was used: %s. Exiting.", this_name);
+		return(GETDNS_RETURN_GENERIC_ERROR);
+	}
+	else
+	{
+		/* Call the event loop */
+		event_base_dispatch(this_event_base);
+		// TODO: check the return value above
+	}
+	/* Clean up */
+	getdns_context_destroy(this_context);
+	/* Assuming we get here, leave gracefully */
+	exit(EXIT_SUCCESS);
+} /* main */
+
+/* example-simple-answers.c */
+