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-rw-r--r--lib/json.c123
1 files changed, 123 insertions, 0 deletions
diff --git a/lib/json.c b/lib/json.c
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+++ b/lib/json.c
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+/* json-c wrapper
+ * Copyright (C) 2015 Cumulus Networks, Inc.
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra 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, or (at your option) any
+ * later version.
+ *
+ * GNU Zebra 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
+ */
+
+#include <zebra.h>
+
+#include "command.h"
+#include "lib/json.h"
+
+/*
+ * This function assumes that the json keyword
+ * is the *last* keyword on the line no matter
+ * what.
+ */
+bool use_json(const int argc, struct cmd_token *argv[])
+{
+ if (argc == 0)
+ return false;
+
+ if (argv[argc - 1]->arg && strmatch(argv[argc - 1]->text, "json"))
+ return true;
+
+ return false;
+}
+
+struct json_object *json_object_new_stringv(const char *fmt, va_list args)
+{
+ struct json_object *ret;
+ char *text, buf[256];
+
+ text = vasnprintfrr(MTYPE_TMP, buf, sizeof(buf), fmt, args);
+ ret = json_object_new_string(text);
+
+ if (text != buf)
+ XFREE(MTYPE_TMP, text);
+ return ret;
+}
+
+void json_array_string_add(json_object *json, const char *str)
+{
+ json_object_array_add(json, json_object_new_string(str));
+}
+
+void json_array_string_addv(json_object *json, const char *fmt, va_list args)
+{
+ json_object_array_add(json, json_object_new_stringv(fmt, args));
+}
+
+void json_object_string_add(struct json_object *obj, const char *key,
+ const char *s)
+{
+ json_object_object_add(obj, key, json_object_new_string(s));
+}
+
+void json_object_string_addv(struct json_object *obj, const char *key,
+ const char *fmt, va_list args)
+{
+ json_object_object_add(obj, key, json_object_new_stringv(fmt, args));
+}
+
+void json_object_object_addv(struct json_object *parent,
+ struct json_object *child, const char *keyfmt,
+ va_list args)
+{
+ char *text, buf[256];
+
+ text = vasnprintfrr(MTYPE_TMP, buf, sizeof(buf), keyfmt, args);
+ json_object_object_add(parent, text, child);
+
+ if (text != buf)
+ XFREE(MTYPE_TMP, text);
+}
+
+void json_object_int_add(struct json_object *obj, const char *key, int64_t i)
+{
+ json_object_object_add(obj, key, json_object_new_int64(i));
+}
+
+void json_object_double_add(struct json_object *obj, const char *key, double i)
+{
+ json_object_object_add(obj, key, json_object_new_double(i));
+}
+
+void json_object_boolean_false_add(struct json_object *obj, const char *key)
+{
+ json_object_object_add(obj, key, json_object_new_boolean(0));
+}
+
+void json_object_boolean_true_add(struct json_object *obj, const char *key)
+{
+ json_object_object_add(obj, key, json_object_new_boolean(1));
+}
+
+void json_object_boolean_add(struct json_object *obj, const char *key, bool val)
+{
+ json_object_object_add(obj, key, json_object_new_boolean(val));
+}
+
+struct json_object *json_object_lock(struct json_object *obj)
+{
+ return json_object_get(obj);
+}
+
+void json_object_free(struct json_object *obj)
+{
+ json_object_put(obj);
+}