openssl/test/confdump.c
Matt Caswell 9386303086 Make sure we free the CONF structure allocated by confdump
A travis build was failing because of a memory leak in confdump due to
us not freeing an allocated CONF structure.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10429)
2019-11-15 11:08:18 +00:00

72 lines
1.9 KiB
C

/*
* Copyright 1999-2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <string.h>
#include <openssl/bio.h>
#include <openssl/conf.h>
#include <openssl/safestack.h>
#include <openssl/err.h>
static STACK_OF(OPENSSL_CSTRING) *section_names = NULL;
static void collect_section_name(CONF_VALUE *v)
{
/* A section is a CONF_VALUE with name == NULL */
if (v->name == NULL)
sk_OPENSSL_CSTRING_push(section_names, v->section);
}
static int section_name_cmp(OPENSSL_CSTRING const *a, OPENSSL_CSTRING const *b)
{
return strcmp(*a, *b);
}
static void collect_all_sections(const CONF *cnf)
{
section_names = sk_OPENSSL_CSTRING_new(section_name_cmp);
lh_CONF_VALUE_doall(cnf->data, collect_section_name);
sk_OPENSSL_CSTRING_sort(section_names);
}
static void dump_section(const char *name, const CONF *cnf)
{
STACK_OF(CONF_VALUE) *sect = NCONF_get_section(cnf, name);
int i;
printf("[ %s ]\n", name);
for (i = 0; i < sk_CONF_VALUE_num(sect); i++) {
CONF_VALUE *cv = sk_CONF_VALUE_value(sect, i);
printf("%s = %s\n", cv->name, cv->value);
}
}
int main(int argc, char **argv)
{
long eline;
CONF *conf = NCONF_new(NCONF_default());
int ret = 1;
if (conf != NULL && NCONF_load(conf, argv[1], &eline)) {
int i;
collect_all_sections(conf);
for (i = 0; i < sk_OPENSSL_CSTRING_num(section_names); i++) {
dump_section(sk_OPENSSL_CSTRING_value(section_names, i), conf);
}
sk_OPENSSL_CSTRING_free(section_names);
ret = 0;
} else {
ERR_print_errors_fp(stderr);
}
NCONF_free(conf);
return ret;
}