source: xtideuniversalbios/trunk/Serial_Server/library/Serial.cpp@ 555

//======================================================================
//
// Project:     XTIDE Universal BIOS, Serial Port Server
//
// File:        Serial.cpp - Generic functions for dealing with serial communications
//

//
// XTIDE Universal BIOS and Associated Tools
// Copyright (C) 2009-2010 by Tomi Tilli, 2011-2013 by XTIDE Universal BIOS Team.
//
// 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.
// Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
//

#include "library.h"
#include <stdlib.h>
#include <string.h>

struct baudRate supportedBaudRates[] =
{
    {   2400,  0x30,    "2400" },
    {   4800,  0x18,    "4800" },
    {   9600,   0xc,    "9600" },
    {  19200,  0xff,   "19.2K" },
    {  28800,   0x4,   "28.8K" },
    {  38400,  0xff,   "38.4K" },
    {  57600,   0x2,   "57.6K" },
    {  76800,  0xff,   "76.8K" },
    { 115200,   0x1,  "115.2K" },
    { 153600,  0xff,  "153.6K" },
    { 230400,  0xff,  "230.4K" },
    { 460800,  0xff,  "460.8K" },
    { 921600,  0xff,  "921.6K" },
    {      0,     0, "Unknown" },
};

struct baudRate *baudRateMatchString( char *str )
{
    struct baudRate *b;

    unsigned long a = atol( str );
    if( a )
    {
        for( b = supportedBaudRates; b->rate; b++ )
            if( b->rate == a || (b->rate / 1000) == a || ((b->rate + 500) / 1000) == a )
                return( b );
    }

    return( b );
}

struct baudRate *baudRateMatchDivisor( unsigned char divisor )
{
    struct baudRate *b;

    for( b = supportedBaudRates; b->rate && b->divisor != divisor; b++ )
        ;

    return( b );
}