From 074344fbf9b380b9dab3692832ad25e5d7c589f3 Mon Sep 17 00:00:00 2001
From: Willem Toorop <willem@nlnetlabs.nl>
Date: Thu, 1 Oct 2015 15:16:12 +0200
Subject: [PATCH] Multi level json pointer lookups + example

---
 spec/example/synchronous-json-pointer.c | 53 +++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 spec/example/synchronous-json-pointer.c

diff --git a/spec/example/synchronous-json-pointer.c b/spec/example/synchronous-json-pointer.c
new file mode 100644
index 00000000..9f0f9465
--- /dev/null
+++ b/spec/example/synchronous-json-pointer.c
@@ -0,0 +1,53 @@
+#include <stdio.h>
+#include <getdns_core_only.h>
+
+int main()
+{
+	getdns_return_t  r;
+	getdns_context  *context  = NULL;
+	getdns_dict     *response = NULL;
+	getdns_bindata  *address_data;
+	char            *first = NULL, *second = NULL;
+
+	/* Create the DNS context for this call */
+	if ((r = getdns_context_create(&context, 1)))
+		fprintf(stderr, "Trying to create the context failed");
+
+	else if ((r = getdns_address_sync(context, "example.com", NULL, &response)))
+		fprintf(stderr, "Error scheduling synchronous request");
+	
+	else if ((r = getdns_dict_get_bindata(response, "/just_address_answers/0/address_data", &address_data)))
+		fprintf(stderr, "Could not get first address");
+
+	else if (!(first = getdns_display_ip_address(address_data)))
+		fprintf(stderr, "Could not convert first address to string\n");
+
+	else if ((r = getdns_dict_get_bindata(response, "/just_address_answers/1/address_data", &address_data)))
+		fprintf(stderr, "Could not get second address");
+
+	else if (!(second = getdns_display_ip_address(address_data)))
+		fprintf(stderr, "Could not convert second address to string\n");
+
+	if (first) {
+		printf("The address is %s\n", first);
+		free(first);
+	}
+	if (second) {
+		printf("The address is %s\n", second);
+		free(second);
+	}
+	/* Clean up */
+	if (response)
+		getdns_dict_destroy(response); 
+
+	if (context)
+		getdns_context_destroy(context);
+
+	/* Assuming we get here, leave gracefully */
+	if (r) {
+		fprintf(stderr, ": %d\n", r);
+		exit(EXIT_FAILURE);
+	}
+	else
+		exit(EXIT_SUCCESS);
+}