/*
 *  Copyright (c) 2016, The OpenThread Authors.
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *  3. Neither the name of the copyright holder nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * @file
 *   This file implements the top-level interface to diagnostics module.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <openthread-diag.h>
#include <diag_process.hpp>

namespace Thread {

namespace Diagnostics {

#ifdef __cplusplus
extern "C" {
#endif

void diagInit(otInstance *aInstance)
{
    Diag::Init(aInstance);
}

char *diagProcessCmd(int argc, char *argv[])
{
    return Diag::ProcessCmd(argc, argv);
}

char *diagProcessCmdLine(char *string)
{
    char *argv[8];
    int argc = 0;
    int length = static_cast<int>(strlen(string));
    char *cmd;

    for (; *string == ' '; string++, length--);

    for (cmd = string + 1; (cmd < string + length) && (cmd != NULL); ++cmd)
    {
        if (*cmd == ' ' || *cmd == '\r' || *cmd == '\n')
        {
            *cmd = '\0';
        }

        if (*(cmd - 1) == '\0' && *cmd != ' ')
        {
            argv[argc++] = cmd;
        }
    }

    return Diag::ProcessCmd(argc, argv);
}

bool isDiagEnabled()
{
    return Diag::isEnabled();
}

#ifdef __cplusplus
}  // extern "C"
#endif

}  // namespace Diagnostics
}  // namespace Thread
