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/* Module for providing POSIX crypt() hashing
*
* (C) 2003-2024 Anope Team
* Contact us at team@anope.org
*
* This program is free but copyrighted software; see the file COPYING for
* details.
*
*/
/* RequiredLibraries: crypt */
#include "module.h"
class EPOSIX final
: public Module
{
public:
EPOSIX(const Anope::string &modname, const Anope::string &creator)
: Module(modname, creator, ENCRYPTION | VENDOR)
{
if (ModuleManager::FindFirstOf(ENCRYPTION) == this)
throw ModuleException("enc_posix can not be used as a primary encryption method");
}
void OnCheckAuthentication(User *, IdentifyRequest *req) override
{
const auto *na = NickAlias::Find(req->GetAccount());
if (!na)
return;
NickCore *nc = na->nc;
auto pos = nc->pass.find(':');
if (pos == Anope::string::npos)
return;
Anope::string hash_method(nc->pass.begin(), nc->pass.begin() + pos);
if (!hash_method.equals_cs("posix"))
return;
Anope::string pass_hash(nc->pass.begin() + pos + 1, nc->pass.end());
if (pass_hash.equals_cs(crypt(req->GetPassword().c_str(), pass_hash.c_str())))
{
// If we are NOT the first encryption module we want to re-encrypt
// the password with the primary encryption method.
if (ModuleManager::FindFirstOf(ENCRYPTION) != this)
Anope::Encrypt(req->GetPassword(), nc->pass);
req->Success(this);
}
}
};
MODULE_INIT(EPOSIX)
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