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jsondump.c
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jsondump.c
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/*
* OpenConnect (SSL + DTLS) VPN client
*
* Copyright © 2020 David Woodhouse
*
* Author: David Woodhouse <[email protected]>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1, as published by the Free Software Foundation.
*
* 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
* Lesser General Public License for more details.
*/
#include <config.h>
#include "openconnect-internal.h"
#include "json.h"
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <inttypes.h>
/*
* Copyright (C) 2015 Mirko Pasqualetti All rights reserved.
* https://github.com/udp/json-parser
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
static void print_buf(struct openconnect_info *vpninfo, int lvl, struct oc_text_buf *buf)
{
if (!buf_error(buf))
vpn_progress(vpninfo, lvl, "%s", buf->data);
buf_truncate(buf);
}
static void print_depth_shift(struct oc_text_buf *buf, int depth)
{
int j;
for (j=0; j < depth; j++) {
buf_append(buf, " ");
}
}
static void dump_json_value(struct openconnect_info *vpninfo, int lvl,
struct oc_text_buf *buf, json_value *value, int depth);
static void dump_json_object(struct openconnect_info *vpninfo, int lvl,
struct oc_text_buf *buf, json_value* value, int depth)
{
int length, x;
if (value == NULL) {
return;
}
length = value->u.object.length;
for (x = 0; x < length; x++) {
print_depth_shift(buf, depth);
buf_append(buf, "object[%d].name = %s\n", x, value->u.object.values[x].name);
print_buf(vpninfo, lvl, buf);
dump_json_value(vpninfo, lvl, buf, value->u.object.values[x].value, depth+1);
}
}
static void dump_json_array(struct openconnect_info *vpninfo, int lvl,
struct oc_text_buf *buf, json_value* value, int depth)
{
int length, x;
if (value == NULL) {
return;
}
length = value->u.array.length;
buf_append(buf, "array\n");
print_buf(vpninfo, lvl, buf);
for (x = 0; x < length; x++) {
dump_json_value(vpninfo, lvl, buf, value->u.array.values[x], depth);
}
}
static void dump_json_value(struct openconnect_info *vpninfo, int lvl,
struct oc_text_buf *buf, json_value *value, int depth)
{
if (!value)
return;
if (value->type != json_object) {
print_depth_shift(buf, depth);
}
switch (value->type) {
case json_none:
default:
buf_append(buf, "none\n");
break;
case json_object:
dump_json_object(vpninfo, lvl, buf, value, depth+1);
return;
case json_array:
dump_json_array(vpninfo, lvl, buf, value, depth+1);
return;
case json_integer:
buf_append(buf, "int: %10" PRId64 "\n", value->u.integer);
break;
case json_double:
buf_append(buf, "double: %f\n", value->u.dbl);
break;
case json_string:
buf_append(buf, "string: %s\n", value->u.string.ptr);
break;
case json_boolean:
buf_append(buf, "bool: %d\n", value->u.boolean);
break;
}
print_buf(vpninfo, lvl, buf);
}
void dump_json(struct openconnect_info *vpninfo, int lvl, json_value *value)
{
struct oc_text_buf *buf = buf_alloc();
if (!buf)
return;
dump_json_value(vpninfo, lvl, buf, value, 0);
buf_free(buf);
}