/* Editor Settings: expandtabs and use 4 spaces for indentation
 * ex: set softtabstop=4 tabstop=8 expandtab shiftwidth=4: *
 */

/*
 * Copyright Likewise Software    2004-2008
 * All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser 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 library 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 Lesser General Public License along with this program.  If
 * not, see <http://www.gnu.org/licenses/>.
 *
 * LIKEWISE SOFTWARE MAKES THIS SOFTWARE AVAILABLE UNDER OTHER LICENSING
 * TERMS AS WELL.  IF YOU HAVE ENTERED INTO A SEPARATE LICENSE AGREEMENT
 * WITH LIKEWISE SOFTWARE, THEN YOU MAY ELECT TO USE THE SOFTWARE UNDER THE
 * TERMS OF THAT SOFTWARE LICENSE AGREEMENT INSTEAD OF THE TERMS OF THE GNU
 * LESSER GENERAL PUBLIC LICENSE, NOTWITHSTANDING THE ABOVE NOTICE.  IF YOU
 * HAVE QUESTIONS, OR WISH TO REQUEST A COPY OF THE ALTERNATE LICENSING
 * TERMS OFFERED BY LIKEWISE SOFTWARE, PLEASE CONTACT LIKEWISE SOFTWARE AT
 * license@likewisesoftware.com
 */

/*
 * Copyright (C) Likewise Software. All rights reserved.
 *
 * Module Name:
 *
 *        config.c
 *
 * Abstract:
 *
 *        Likewise Security and Authentication Subsystem (LSASS)
 *
 *        Configuration API
 *
 * Authors: Krishna Ganugapati (krishnag@likewisesoftware.com)
 *          Sriram Nambakam (snambakam@likewisesoftware.com)
 *          Rafal Szczesniak (rafal@likewise.com)
 */
#include "client.h"

LSASS_API
DWORD
LsaLocalSetMachineSid(
    HANDLE hLsaConnection,
    PCSTR pszSid
    )
{
    DWORD dwError = ERROR_SUCCESS;
    size_t sSidLen = 0;

    BAIL_ON_INVALID_POINTER(pszSid);

    sSidLen = strlen(pszSid);
    if (sSidLen == 0)
    {
        dwError = ERROR_INVALID_PARAMETER;
        BAIL_ON_LSA_ERROR(dwError);
    }

    dwError = LsaProviderIoControl(hLsaConnection,
                                   LSA_PROVIDER_TAG_LOCAL,
                                   LSA_LOCAL_IO_SETDOMAINSID,
                                   (DWORD)(sSidLen + 1),
                                   (PVOID)pszSid,
                                   NULL,
                                   NULL);
    BAIL_ON_LSA_ERROR(dwError);

error:
    return dwError;
}


LSASS_API
DWORD
LsaLocalGetMachineSid(
    HANDLE hLsaConnection,
    PSTR *ppszSid
    )
{
    DWORD dwError = ERROR_SUCCESS;
    DWORD sidLength = 0;
    PSTR pszSid = NULL;

    BAIL_ON_INVALID_POINTER(ppszSid);

    dwError = LsaProviderIoControl(hLsaConnection,
                                   LSA_PROVIDER_TAG_LOCAL,
                                   LSA_LOCAL_IO_GETDOMAINSID,
                                   0,
                                   NULL,
                                   &sidLength,
                                   OUT_PPVOID(&pszSid));
    BAIL_ON_LSA_ERROR(dwError);

    *ppszSid = pszSid;
    pszSid   = NULL;

error:
    if (dwError)
    {
        if (ppszSid)
        {
            *ppszSid = NULL;
        }
    }

    LW_SAFE_FREE_MEMORY(pszSid);

    return dwError;
}


LSASS_API
DWORD
LsaLocalSetMachineName(
    HANDLE hLsaConnection,
    PCSTR pszMachineName
    )
{
    DWORD dwError = 0;
    size_t sNameLen = 0;

    BAIL_ON_INVALID_POINTER(pszMachineName);

    sNameLen = strlen(pszMachineName);
    if (sNameLen == 0)
    {
        dwError = ERROR_INVALID_PARAMETER;
        BAIL_ON_LSA_ERROR(dwError);
    }

    dwError = LsaProviderIoControl(hLsaConnection,
                                   LSA_PROVIDER_TAG_LOCAL,
                                   LSA_LOCAL_IO_SETDOMAINNAME,
                                   (DWORD)(sNameLen + 1),
                                   (PVOID)pszMachineName,
                                   NULL,
                                   NULL);

error:
    return dwError;
}


LSASS_API
DWORD
LsaLocalGetMachineName(
    HANDLE hLsaConnection,
    PSTR *pMachineName
    )
{
    DWORD dwError = ERROR_SUCCESS;
    DWORD nameLength = 0;
    PSTR machineName = NULL;

    BAIL_ON_INVALID_POINTER(pMachineName);

    dwError = LsaProviderIoControl(hLsaConnection,
                                   LSA_PROVIDER_TAG_LOCAL,
                                   LSA_LOCAL_IO_GETDOMAINNAME,
                                   0,
                                   NULL,
                                   &nameLength,
                                   OUT_PPVOID(&machineName));
    BAIL_ON_LSA_ERROR(dwError);

    *pMachineName = machineName;
    machineName   = NULL;

error:
    if (dwError)
    {
        if (pMachineName)
        {
            *pMachineName = NULL;
        }
    }

    LW_SAFE_FREE_MEMORY(machineName);

    return dwError;
}


LSASS_API
DWORD
LsaGetPamConfig(
    IN HANDLE hLsaConnection,
    OUT PLSA_PAM_CONFIG *ppPamConfig
    )
{
    DWORD dwError = 0;
    PLSA_CLIENT_CONNECTION_CONTEXT pContext =
                     (PLSA_CLIENT_CONNECTION_CONTEXT)hLsaConnection;
    PLSA_IPC_ERROR pError = NULL;

    LWMsgMessage request = LWMSG_MESSAGE_INITIALIZER;
    LWMsgMessage response = LWMSG_MESSAGE_INITIALIZER;

    request.tag = LSA_Q_GET_PAM_CONFIG;
    request.object = NULL;

    dwError = MAP_LWMSG_ERROR(lwmsg_assoc_send_message_transact(
                              pContext->pAssoc,
                              &request,
                              &response));
    BAIL_ON_LSA_ERROR(dwError);

    switch (response.tag)
    {
        case LSA_R_GET_PAM_CONFIG_SUCCESS:
            *ppPamConfig = (PLSA_PAM_CONFIG) response.object;
            break;
        case LSA_R_GET_PAM_CONFIG_FAILURE:
            pError = (PLSA_IPC_ERROR) response.object;
            dwError = pError->dwError;
            BAIL_ON_LSA_ERROR(dwError);
            break;
        default:
            dwError = LW_ERROR_UNEXPECTED_MESSAGE;
            BAIL_ON_LSA_ERROR(dwError);
    }

cleanup:

    return dwError;

error:
    if (response.object)
    {
        lwmsg_assoc_free_message(pContext->pAssoc, &response);
    }

    goto cleanup;
}

LSASS_API
VOID
LsaFreePamConfig(
    IN PLSA_PAM_CONFIG pConfig
    )
{
    if (pConfig)
    {
        LW_SAFE_FREE_STRING(pConfig->pszAccessDeniedMessage);
        LW_SAFE_FREE_MEMORY(pConfig);
    }
}


/*
local variables:
mode: c
c-basic-offset: 4
indent-tabs-mode: nil
tab-width: 4
end:
*/
