rq_fpml_exchange_rate.c

风险财务控制库 Risk Quantify is an open source financial library, with a focus on managing the risk of fi

/*
** rq_fpml_exchange_rate.c
**
** Written by Brett Hutley - [e-mail]
**
** Copyright (C) 2001 Brett Hutley
**
** This file is part of the Risk Quantify Library
**
** Risk Quantify is free software; you can redistribute it and/or
** modify it under the terms of the GNU Library General Public
** License as published by the Free Software Foundation; either
** version 2 of the License, or (at your option) any later version.
**
** Risk Quantify 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
** Library General Public License for more details.
**
** You should have received a copy of the GNU Library General Public
** License along with Risk Quantify; if not, write to the Free
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
#include "fpml/rq_fpml_exchange_rate.h"
#include <stdlib.h>
#include <string.h>

void
rq_fpml_exchange_rate_init(struct rq_fpml_exchange_rate *exchange_rate)
{
    exchange_rate->currency1 = NULL;
    exchange_rate->currency2 = NULL;
    exchange_rate->quote_basis = RQ_QUOTE_BASIS_CCYONEPERCCYTWO;
    exchange_rate->rate = 0.0;
}

void 
rq_fpml_exchange_rate_fill(struct rq_fpml_exchange_rate *exchange_rate, const char *currency1, const char *currency2, enum rq_quote_basis quote_basis, double rate)
{
    if (exchange_rate->currency1)
        free((char *)exchange_rate->currency1);
    exchange_rate->currency1 = (const char *)strdup(currency1);
    if (exchange_rate->currency2)
        free((char *)exchange_rate->currency2);
    exchange_rate->currency2 = (const char *)strdup(currency2);
    exchange_rate->quote_basis = quote_basis;
    exchange_rate->rate = rate;
}

void
rq_fpml_exchange_rate_clear(struct rq_fpml_exchange_rate *exchange_rate)
{
    if (exchange_rate->currency1)
    {
        free((char *)exchange_rate->currency1);
        exchange_rate->currency1 = NULL;
    }

    if (exchange_rate->currency2)
    {
        free((char *)exchange_rate->currency2);
        exchange_rate->currency2 = NULL;
    }
        
    exchange_rate->quote_basis = RQ_QUOTE_BASIS_CCYONEPERCCYTWO;
    exchange_rate->rate = 0.0;
}
int
rq_fpml_exchange_rate_write_xml(struct rq_fpml_exchange_rate *p, rq_stream_t output_stream)
{
    rq_stream_write_string(output_stream, "<exchangeRate>");

    rq_stream_write_string(output_stream, "<currency1>");
    rq_stream_write_string(output_stream, p->currency1);
    rq_stream_write_string(output_stream, "</currency1>");
    rq_stream_write_string(output_stream, "<currency2>");
    rq_stream_write_string(output_stream, p->currency2);
    rq_stream_write_string(output_stream, "</currency2>");
    rq_stream_write_string(output_stream, "<quoteBasis>");
    rq_quote_basis_to_string(output_stream, p->quote_basis);
    rq_stream_write_string(output_stream, "</quoteBasis>");
    rq_stream_write_string(output_stream, "<rate>");
    rq_stream_write_double_as_string(output_stream, p->rate, 0);
    rq_stream_write_string(output_stream, "</rate>");

    rq_stream_write_string(output_stream, "</exchangeRate>");

    return 0;
}