pjsip-pjproject/tests/fuzz/fuzz-xml.c

89 lines
2.1 KiB
C

/*
* Copyright (C) 2023 Teluu Inc. (http://www.teluu.com)
*
* 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; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <pjlib.h>
#include <pjlib-util.h>
#define kMinInputLength 10
#define kMaxInputLength 5120
pj_pool_factory *mem;
int XML_parse(uint8_t *data, size_t Size) {
pj_pool_t *pool;
pj_xml_node *root;
char *output;
size_t output_size;
pool = pj_pool_create(mem, "xml", 4096, 1024, NULL);
root = pj_xml_parse(pool, (char *)data, Size);
if (!root) {
goto on_error;
}
output = (char*)pj_pool_zalloc(pool, Size + 512);
output_size = pj_xml_print(root, output, Size + 512, PJ_TRUE);
if (output_size < 1) {
goto on_error;
}
pj_pool_release(pool);
return 0;
on_error:
pj_pool_release(pool);
return 1;
}
extern int
LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
{
if (Size < kMinInputLength || Size > kMaxInputLength) {
return 1;
}
int ret = 0;
uint8_t *data;
pj_caching_pool caching_pool;
/* Add NULL byte */
data = (uint8_t *)calloc((Size+1), sizeof(uint8_t));
memcpy((void *)data, (void *)Data, Size);
/* init Calls */
pj_init();
pj_caching_pool_init( &caching_pool, &pj_pool_factory_default_policy, 0);
pj_log_set_level(0);
mem = &caching_pool.factory;
/*Calls fuzzer*/
ret = XML_parse(data, Size);
free(data);
pj_caching_pool_destroy(&caching_pool);
return ret;
}