/* Editor Settings: expandtabs and use 4 spaces for indentation
 * ex: set softtabstop=4 tabstop=8 expandtab shiftwidth=4: *
 * -*- mode: c, c-basic-offset: 4 -*- */

/*
 * Copyright Likewise Software    2004-2008
 * All rights reserved.
 *
 * 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, 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
 * 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:
 *
 *        main.c
 *
 * Abstract:
 *
 *        Likewise Security and Authentication Subsystem (LSASS)
 *
 *        Test Program for exercising LsaAllocSecurityIdentifierFromBinary
 *
 * Authors: Brian Dunstan (bdunstan@likewisesoftware.com)
 *
 */

#define _POSIX_PTHREAD_SEMANTICS 1

#include "config.h"
#include "lsasystem.h"
#include "lsadef.h"
#include "lsa/lsa.h"
#include "lwmem.h"
#include "lwstr.h"
#include "lwsecurityidentifier.h"
#include "lsautils.h"

DWORD
ParseArgs(
    int    argc,
    char*  argv[],
    PSTR*  ppszSIDHexStr
    );

VOID
ShowUsage();



int
main(
    int argc,
    char* argv[]
    )
{
    DWORD dwError = 0;
    PSTR  pszSIDHexStr = NULL;
    PSTR  pszSIDStr = NULL;

    UCHAR* pucSIDByteArr = NULL;
    DWORD dwSIDByteCount = 0;

    PLSA_SECURITY_IDENTIFIER pSID = NULL;

    dwError = ParseArgs(argc, argv, &pszSIDHexStr);
    BAIL_ON_LSA_ERROR(dwError);

    printf("Converting hex SID string: \"%s\"\n", pszSIDHexStr);

    dwError = LsaHexStrToByteArray(
        pszSIDHexStr,
        NULL,
        &pucSIDByteArr,
        &dwSIDByteCount);
    BAIL_ON_LSA_ERROR(dwError);

    dwError = LsaAllocSecurityIdentifierFromBinary(
        pucSIDByteArr, dwSIDByteCount, &pSID);
    BAIL_ON_LSA_ERROR(dwError);

    printf("LsaAllocSecurityIdentifierFromBinary() successful\n");

    dwError = LsaGetSecurityIdentifierString(pSID, &pszSIDStr);
    BAIL_ON_LSA_ERROR(dwError);

    printf("LsaGetSecurityIdentifierString() returns: \"%s\"\n", pszSIDStr);



cleanup:

    LW_SAFE_FREE_STRING(pszSIDHexStr);
    LW_SAFE_FREE_STRING(pszSIDStr);
    LW_SAFE_FREE_MEMORY(pucSIDByteArr);

    if (pSID)
    {
        LsaFreeSecurityIdentifier(pSID);
    }


    return (dwError);

error:

    fprintf(stderr, "Failed to convert SID. Error code [%u]\n", dwError);

    goto cleanup;
}

DWORD
ParseArgs(
    int    argc,
    char*  argv[],
    PSTR*  ppszSIDHexStr
    )
{
    typedef enum {
            PARSE_MODE_OPEN = 0
        } ParseMode;

    DWORD dwError = 0;
    int iArg = 1;
    PSTR pszArg = NULL;
    PSTR pszSIDHexStr = NULL;
    ParseMode parseMode = PARSE_MODE_OPEN;

    do {
        pszArg = argv[iArg++];
        if (pszArg == NULL || *pszArg == '\0')
        {
            break;
        }

        switch (parseMode)
        {
            case PARSE_MODE_OPEN:

                if ((strcmp(pszArg, "--help") == 0) ||
                    (strcmp(pszArg, "-h") == 0))
                {
                    ShowUsage();
                    exit(0);
                }
                else
                {

                    dwError = LwAllocateString(pszArg, &pszSIDHexStr);
                    BAIL_ON_LSA_ERROR(dwError);
                }
                break;

        }

    } while (iArg < argc);

    if (LW_IS_NULL_OR_EMPTY_STR(pszSIDHexStr)) {
       fprintf(stderr, "Please specify a hex string, i.e. 01FA020101.\n");
       ShowUsage();
       exit(1);
    }

    *ppszSIDHexStr = pszSIDHexStr;

cleanup:

    return dwError;

error:

    LW_SAFE_FREE_STRING(pszSIDHexStr);

    *ppszSIDHexStr = NULL;

    goto cleanup;
}

void
ShowUsage()
{
    printf("Usage: test-lsa_alloc_security_identifier_from_binary <hex_value_of_sid>\n");
}