rq_fpml_product.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_product.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_product.h"
#include <stdlib.h>
#include <string.h>

struct rq_fpml_product {
    const char *product_type;
    void *product_data;
    int (*write_xml_func)(void *, rq_stream_t);
    void (*free_func)(void *);
};

rq_fpml_product_t 
_rq_fpml_product_alloc(
    const char *product_type, 
    void *product_data,
    int (*write_xml_func)(void *, rq_stream_t),
    void (*free_func)(void *)
    )
{
    struct rq_fpml_product *product = 
        (struct rq_fpml_product *)calloc(1, sizeof(struct rq_fpml_product));
    product->product_type = strdup(product_type);
    product->product_data = product_data;
    product->write_xml_func = write_xml_func;
    product->free_func = free_func;

    RQ_RETURN(rq_fpml_product_t, product);
}

void *
_rq_fpml_product_get_product_data(rq_fpml_product_t pr)
{
    struct rq_fpml_product *product = 
        (struct rq_fpml_product *)pr.p;
    return product->product_data;
}

void 
rq_fpml_product_free(rq_fpml_product_t pr)
{
    struct rq_fpml_product *product = 
        (struct rq_fpml_product *)pr.p;
    if (product->free_func && product->product_data)
        (*product->free_func)(product->product_data);
    free((char *)product->product_type);
    free(product);
}

int
rq_fpml_product_write_xml(rq_fpml_product_t pr, rq_stream_t output_stream)
{
    struct rq_fpml_product *product = 
        (struct rq_fpml_product *)pr.p;
    return (*product->write_xml_func)(product->product_data, output_stream);
}