1 files changed, 145 insertions, 0 deletions
diff --git a/tests/iio_genxml.c b/tests/iio_genxml.c
new file mode 100644
index 0000000..4a83c8c
--- /dev/null
+++ b/tests/iio_genxml.c
@@ -0,0 +1,145 @@
+/*
+ * libiio - Library for interfacing industrial I/O (IIO) devices
+ *
+ * Copyright (C) 2014 Analog Devices, Inc.
+ * Author: Paul Cercueil <paul.cercueil@analog.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * */
+
+#include <getopt.h>
+#include <iio.h>
+#include <stdio.h>
+#include <string.h>
+
+#ifndef _WIN32
+#define _strdup strdup
+#endif
+
+#define MY_NAME "iio_genxml"
+
+enum backend {
+	LOCAL,
+	XML,
+	NETWORK,
+	AUTO,
+};
+
+static const struct option options[] = {
+	  {"help", no_argument, 0, 'h'},
+	  {"xml", required_argument, 0, 'x'},
+	  {"network", required_argument, 0, 'n'},
+	  {"uri", required_argument, 0, 'u'},
+	  {0, 0, 0, 0},
+};
+
+static const char *options_descriptions[] = {
+	"Show this help and quit.",
+	"Use the XML backend with the provided XML file.",
+	"Use the network backend with the provided hostname.",
+	"Use the context with the provided URI.",
+};
+
+static void usage(void)
+{
+	unsigned int i;
+
+	printf("Usage:\n\t" MY_NAME " [-x <xml_file>]\n\t"
+			MY_NAME " [-u <uri>]\n\t"
+			MY_NAME " [-n <hostname>]\n\nOptions:\n");
+	for (i = 0; options[i].name; i++)
+		printf("\t-%c, --%s\n\t\t\t%s\n",
+					options[i].val, options[i].name,
+					options_descriptions[i]);
+}
+
+int main(int argc, char **argv)
+{
+	char *xml;
+	struct iio_context *ctx;
+	int c, option_index = 0;
+	const char *arg_uri = NULL;
+	const char *arg_xml = NULL;
+	const char *arg_ip = NULL;
+	enum backend backend = LOCAL;
+
+	while ((c = getopt_long(argc, argv, "+hn:x:u:",
+					options, &option_index)) != -1) {
+		switch (c) {
+		case 'h':
+			usage();
+			return EXIT_SUCCESS;
+		case 'n':
+			if (backend != LOCAL) {
+				fprintf(stderr, "-x and -n are mutually exclusive\n");
+				return EXIT_FAILURE;
+			}
+			backend = NETWORK;
+			arg_ip = optarg;
+			break;
+		case 'x':
+			if (backend != LOCAL) {
+				fprintf(stderr, "-x and -n are mutually exclusive\n");
+				return EXIT_FAILURE;
+			}
+			backend = XML;
+			arg_xml = optarg;
+			break;
+		case 'u':
+			arg_uri = optarg;
+			backend = AUTO;
+			break;
+		case '?':
+			return EXIT_FAILURE;
+		}
+	}
+
+	if (optind != argc) {
+		fprintf(stderr, "Incorrect number of arguments.\n\n");
+		usage();
+		return EXIT_FAILURE;
+	}
+
+	if (backend == AUTO) 
+		ctx = iio_create_context_from_uri(arg_uri);
+	else if (backend == XML)
+		ctx = iio_create_xml_context(arg_xml);
+	else if (backend == NETWORK)
+		ctx = iio_create_network_context(arg_ip);
+	else
+		ctx = iio_create_default_context();
+
+	if (!ctx) {
+		fprintf(stderr, "Unable to create IIO context\n");
+		return EXIT_FAILURE;
+	}
+
+	xml = _strdup(iio_context_get_xml(ctx));
+	if (!xml) {
+		iio_context_destroy(ctx);
+		return EXIT_FAILURE;
+	}
+
+	printf("XML generated:\n\n%s\n\n", xml);
+
+	iio_context_destroy(ctx);
+
+	ctx = iio_create_xml_context_mem(xml, strlen(xml));
+	if (!ctx) {
+		fprintf(stderr, "Unable to re-generate context\n");
+	} else {
+		printf("Context re-creation from generated XML succeeded!\n");
+		iio_context_destroy(ctx);
+	}
+	free(xml);
+	return EXIT_SUCCESS;
+}