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/*
* feature flag handling routines
*
* Copyright (C) 2024 LastPass.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
*
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*
* See LICENSE.OpenSSL for more details regarding this exception.
*/
#include "xml.h"
#include "util.h"
#include "config.h"
#include <string.h>
#define SESSION_FF_URL_ENCRYPTION "session_ff_url_encryption"
#define SESSION_FF_URL_LOGGING "session_ff_url_logging"
void feature_flag_load_xml_attr(struct feature_flag *feature_flag, xmlDoc *doc, xmlAttrPtr attr) {
if (!xmlStrcmp(attr->name, BAD_CAST "url_encryption")) {
feature_flag->url_encryption_enabled = !strcmp((char *)xmlNodeListGetString(doc, attr->children, 1), "1");
}
if (!xmlStrcmp(attr->name, BAD_CAST "url_logging")) {
feature_flag->url_logging_enabled = !strcmp((char *)xmlNodeListGetString(doc, attr->children, 1), "1");
}
}
void feature_flag_save(const struct feature_flag *feature_flag, unsigned const char key[KDF_HASH_LEN]) {
config_write_encrypted_string(SESSION_FF_URL_ENCRYPTION, feature_flag->url_encryption_enabled ? "1" : "0", key);
config_write_encrypted_string(SESSION_FF_URL_LOGGING, feature_flag->url_logging_enabled ? "1" : "0", key);
}
void feature_flag_load(struct feature_flag *feature_flag, unsigned const char key[KDF_HASH_LEN]) {
char *ff_url_encryption = config_read_encrypted_string(SESSION_FF_URL_ENCRYPTION, key);
if (ff_url_encryption != NULL) {
feature_flag->url_encryption_enabled = !strcmp(ff_url_encryption, "1");
}
char *ff_url_logging = config_read_encrypted_string(SESSION_FF_URL_LOGGING, key);
if (ff_url_logging != NULL) {
feature_flag->url_logging_enabled = !strcmp(ff_url_logging, "1");
}
}
void feature_flag_cleanup() {
config_unlink(SESSION_FF_URL_ENCRYPTION);
config_unlink(SESSION_FF_URL_LOGGING);
}
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