lib: introduce new northbound API

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>

1 files changed, 80 insertions, 0 deletions

diff --git a/tools/gen_yang_deviations.c b/tools/gen_yang_deviations.c
new file mode 100644
index 0000000000..121969c6fe
--- /dev/null
+++ b/tools/gen_yang_deviations.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2018  NetDEF, Inc.
+ *                     Renato Westphal
+ *
+ * This program 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 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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 this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#define REALLY_NEED_PLAIN_GETOPT 1
+
+#include <zebra.h>
+
+#include <unistd.h>
+
+#include "yang.h"
+#include "northbound.h"
+
+static void __attribute__((noreturn)) usage(int status)
+{
+	fprintf(stderr, "usage: gen_yang_deviations [-h] MODULE\n");
+	exit(status);
+}
+
+static void generate_yang_deviation(const struct lys_node *snode, void *arg1,
+				    void *arg2)
+{
+	char xpath[XPATH_MAXLEN];
+
+	yang_snode_get_path(snode, YANG_PATH_SCHEMA, xpath, sizeof(xpath));
+
+	printf("  deviation \"%s\" {\n", xpath);
+	printf("    deviate not-supported;\n");
+	printf("  }\n\n");
+}
+
+int main(int argc, char *argv[])
+{
+	struct yang_module *module;
+	int opt;
+
+	while ((opt = getopt(argc, argv, "h")) != -1) {
+		switch (opt) {
+		case 'h':
+			usage(EXIT_SUCCESS);
+			/* NOTREACHED */
+		default:
+			usage(EXIT_FAILURE);
+			/* NOTREACHED */
+		}
+	}
+	argc -= optind;
+	argv += optind;
+	if (argc != 1)
+		usage(EXIT_FAILURE);
+
+	yang_init();
+
+	/* Load YANG module. */
+	module = yang_module_load(argv[0]);
+
+	/* Generate deviations. */
+	yang_module_snodes_iterate(module->info, generate_yang_deviation,
+				   YANG_ITER_FILTER_IMPLICIT, NULL, NULL);
+
+	/* Cleanup and exit. */
+	yang_terminate();
+
+	return 0;
+}