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/////////////////////////////////////////////////////////////////////////////
//
// Project: SMB kioslave for KDE2
//
// File: kio_smb_auth.cpp
//
// Abstract: member function implementations for SMBSlave that deal with
// SMB directory access
//
// Author(s): Matthew Peterson <mpeterson@caldera.com>
//
//---------------------------------------------------------------------------
//
// Copyright (c) 2000 Caldera Systems, Inc.
//
// 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 2.1 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, please obtain
// a copy from http://www.gnu.org/copyleft/gpl.html
//
/////////////////////////////////////////////////////////////////////////////
#include "kio_smb.h"
#include "kio_smb_internal.h"
#include <kconfig.h>
#include <kconfiggroup.h>
#include <klocalizedstring.h>
#include <stdlib.h>
// call for libsmbclient
//==========================================================================
void auth_smbc_get_data(SMBCCTX * context,
const char *server,const char *share,
char *workgroup, int wgmaxlen,
char *username, int unmaxlen,
char *password, int pwmaxlen)
//==========================================================================
{
if (context != NULL) {
#ifdef DEPRECATED_SMBC_INTERFACE
SMBSlave *theSlave = (SMBSlave*) smbc_getOptionUserData(context);
#else
SMBSlave *theSlave = (SMBSlave*)smbc_option_get(context, "user_data");
#endif
theSlave->auth_smbc_get_data(server, share,
workgroup,wgmaxlen,
username, unmaxlen,
password, pwmaxlen);
}
}
//--------------------------------------------------------------------------
void SMBSlave::auth_smbc_get_data(const char *server,const char *share,
char *workgroup, int wgmaxlen,
char *username, int unmaxlen,
char *password, int pwmaxlen)
//--------------------------------------------------------------------------
{
//check this to see if we "really" need to authenticate...
SMBUrlType t = m_current_url.getType();
if( t == SMBURLTYPE_ENTIRE_NETWORK )
{
qCDebug(KIO_SMB) << "we don't really need to authenticate for this top level url, returning";
return;
}
qCDebug(KIO_SMB) << "auth_smbc_get_dat: set user=" << username << ", workgroup=" << workgroup
<< " server=" << server << ", share=" << share << endl;
QString s_server = QString::fromUtf8(server);
QString s_share = QString::fromUtf8(share);
workgroup[wgmaxlen - 1] = 0;
QString s_workgroup = QString::fromUtf8(workgroup);
username[unmaxlen - 1] = 0;
QString s_username = QString::fromUtf8(username);
password[pwmaxlen - 1] = 0;
QString s_password = QString::fromUtf8(password);
KIO::AuthInfo info;
info.url = QUrl("smb:///");
info.url.setHost(s_server);
info.url.setPath('/' + s_share);
info.username = s_username;
info.password = s_password;
info.verifyPath = true;
qCDebug(KIO_SMB) << "libsmb-auth-callback URL:" << info.url;
if ( !checkCachedAuthentication( info ) )
{
if ( m_default_user.isEmpty() )
{
// ok, we do not know the password. Let's try anonymous before we try for real
info.username = "anonymous";
info.password.clear();
}
else
{
// user defined a default username/password in kcontrol; try this
info.username = m_default_user;
info.password = m_default_password;
}
} else
qCDebug(KIO_SMB) << "got password through cache";
strncpy(username, info.username.toUtf8(), unmaxlen - 1);
strncpy(password, info.password.toUtf8(), pwmaxlen - 1);
}
bool SMBSlave::checkPassword(SMBUrl &url)
{
qCDebug(KIO_SMB) << "checkPassword for " << url;
KIO::AuthInfo info;
info.url = QUrl("smb:///");
info.url.setHost(url.host());
QString share = url.path();
int index = share.indexOf('/', 1);
if (index > 1)
share = share.left(index);
if (share.at(0) == '/')
share = share.mid(1);
info.url.setPath('/' + share);
info.verifyPath = true;
info.keepPassword = true;
if ( share.isEmpty() )
info.prompt = i18n(
"<qt>Please enter authentication information for <b>%1</b></qt>" ,
url.host() );
else
info.prompt = i18n(
"Please enter authentication information for:\n"
"Server = %1\n"
"Share = %2" ,
url.host() ,
share );
info.username = url.userName();
qCDebug(KIO_SMB) << "call openPasswordDialog for " << info.url;
if ( openPasswordDialog(info) ) {
qCDebug(KIO_SMB) << "openPasswordDialog returned " << info.username;
url.setUser(info.username);
if (info.keepPassword) {
qCDebug(KIO_SMB) << "Caching info.username = " << info.username
<< ", info.url = " << info.url.toDisplayString();
cacheAuthentication(info);
}
return true;
}
qCDebug(KIO_SMB) << "no value from openPasswordDialog\n";
return false;
}
//--------------------------------------------------------------------------
// Initializes the smbclient library
//
// Returns: 0 on success -1 with errno set on error
bool SMBSlave::auth_initialize_smbc()
{
SMBCCTX *smb_context = NULL;
qCDebug(KIO_SMB) << "auth_initialize_smbc ";
if(m_initialized_smbc == false)
{
qCDebug(KIO_SMB) << "smbc_init call";
KConfig cfg( "kioslaverc", KConfig::SimpleConfig);
int debug_level = cfg.group( "SMB" ).readEntry( "DebugLevel", 0 );
smb_context = smbc_new_context();
if (smb_context == NULL) {
SlaveBase::error(ERR_INTERNAL, i18n("libsmbclient failed to create context"));
return false;
}
#ifdef DEPRECATED_SMBC_INTERFACE // defined by libsmbclient.h of Samba 3.2
/* New libsmbclient interface of Samba 3.2 */
smbc_setDebug(smb_context, debug_level);
smbc_setFunctionAuthDataWithContext(smb_context, ::auth_smbc_get_data);
smbc_setOptionUserData(smb_context, this);
/* Enable Kerberos support */
smbc_setOptionUseKerberos(smb_context, 1);
smbc_setOptionFallbackAfterKerberos(smb_context, 1);
#else
smb_context->debug = debug_level;
smb_context->callbacks.auth_fn = NULL;
smbc_option_set(smb_context, "auth_function", (void*)::auth_smbc_get_data);
smbc_option_set(smb_context, "user_data", this);
#if defined(SMB_CTX_FLAG_USE_KERBEROS) && defined(SMB_CTX_FLAG_FALLBACK_AFTER_KERBEROS)
smb_context->flags |= SMB_CTX_FLAG_USE_KERBEROS | SMB_CTX_FLAG_FALLBACK_AFTER_KERBEROS;
#endif
#endif /* DEPRECATED_SMBC_INTERFACE */
if (!smbc_init_context(smb_context)) {
smbc_free_context(smb_context, 0);
smb_context = NULL;
SlaveBase::error(ERR_INTERNAL, i18n("libsmbclient failed to initialize context"));
return false;
}
smbc_set_context(smb_context);
m_initialized_smbc = true;
}
return true;
}
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