/**
* \file  cmdline.h
*
* \brief Prototypes for command line processing functions.
*/
/*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
*/
/*
*  Redistribution and use in source and binary forms, with or without
*  modification, are permitted provided that the following conditions
*  are met:
*
*    Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*
*    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.
*
*    Neither the name of Texas Instruments Incorporated 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
*  OWNER 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.
*
*/

#ifndef __CMDLINE_H__
#define __CMDLINE_H__

//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C"
{
#endif

//*****************************************************************************
//
//! \addtogroup cmdline_api
//! @{
//
//*****************************************************************************

//*****************************************************************************
//
//! Defines the value that is returned if the command is not found.
//
//*****************************************************************************
#define CMDLINE_BAD_CMD         (-1)

//*****************************************************************************
//
//! Defines the value that is returned if there are too many arguments.
//
//*****************************************************************************
#define CMDLINE_TOO_MANY_ARGS   (-2)

//*****************************************************************************
//
// Command line function callback type.
//
//*****************************************************************************
typedef int (*pfnCmdLine)(int argc, char *argv[]);

//*****************************************************************************
//
//! Structure for an entry in the command list table.
//
//*****************************************************************************
typedef struct
{
    //
    //! A pointer to a string containing the name of the command.
    //
    const char *pcCmd;

    //
    //! A function pointer to the implementation of the command.
    //
    pfnCmdLine pfnCmd;

    //
    //! A pointer to a string of brief help text for the command.
    //
    const char *pcHelp;
}
tCmdLineEntry;

//*****************************************************************************
//
//! This is the command table that must be provided by the application.
//
//*****************************************************************************
extern tCmdLineEntry g_sCmdTable[];

//*****************************************************************************
//
// Close the Doxygen group.
//! @}
//
//*****************************************************************************

//*****************************************************************************
//
// Prototypes for the APIs.
//
//*****************************************************************************
extern int CmdLineProcess(char *pcCmdLine);

//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif

#endif // __CMDLINE_H__