Added util directory containing test applications

util/clixon_util_json.c

@@ -0,0 +1,102 @@
+/*
+ *
+  ***** BEGIN LICENSE BLOCK *****
+ 
+  Copyright (C) 2009-2018 Olof Hagsand and Benny Holmgren
+
+  This file is part of CLIXON.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+  Alternatively, the contents of this file may be used under the terms of
+  the GNU General Public License Version 3 or later (the "GPL"),
+  in which case the provisions of the GPL are applicable instead
+  of those above. If you wish to allow use of your version of this file only
+  under the terms of the GPL, and not to allow others to
+  use your version of this file under the terms of Apache License version 2, 
+  indicate your decision by deleting the provisions above and replace them with
+  the  notice and other provisions required by the GPL. If you do not delete
+  the provisions above, a recipient may use your version of this file under
+  the terms of any one of the Apache License version 2 or the GPL.
+
+  ***** END LICENSE BLOCK *****
+
+ * JSON support functions.
+ * JSON syntax is according to:
+ * http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "clixon_config.h" /* generated by config & autoconf */
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <ctype.h>
+#include <limits.h>
+#include <fnmatch.h>
+#include <stdint.h>
+#include <syslog.h>
+#include <assert.h>
+
+/* cligen */
+#include <cligen/cligen.h>
+
+/* clixon */
+#include <clixon/clixon.h>
+
+/*
+ * Turn this on to get a json parse and pretty print test program
+ * Usage: xpath
+ * read json from input
+ * Example compile:
+ gcc -g -o json -I. -I../clixon ./clixon_json.c -lclixon -lcligen
+ * Example run:
+    echo '{"foo": -23}' | ./json
+*/
+static int
+usage(char *argv0)
+{
+    fprintf(stderr, "usage:%s.\n\tInput on stdin\n", argv0);
+    exit(0);
+}
+
+int
+main(int    argc,
+     char **argv)
+{
+    cxobj *xt = NULL;
+    cxobj *xc;
+    cbuf  *cb = cbuf_new();
+    
+    if (argc != 1){
+	usage(argv[0]);
+	return 0;
+    }
+    clicon_log_init(__FILE__, LOG_INFO, CLICON_LOG_STDERR); 
+    if (json_parse_file(0, NULL, &xt) < 0)
+	goto done;
+    xc = NULL;
+    while ((xc = xml_child_each(xt, xc, -1)) != NULL) 
+	clicon_xml2cbuf(cb, xc, 0, 0); /* print xml */
+    fprintf(stdout, "%s", cbuf_get(cb));
+ done:
+    if (xt)
+	xml_free(xt);
+    if (cb)
+	cbuf_free(cb);
+    return 0;
+}