/* ====================================================================
 * The Apache Software License, Version 1.1
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 * Portions of this software are based upon public domain software
 * originally written at the National Center for Supercomputing Applications,
 * University of Illinois, Urbana-Champaign.
 */

#ifndef APACHE_UTIL_EBCDIC_H
#define APACHE_UTIL_EBCDIC_H


#ifdef __cplusplus
extern "C" {
#endif

#include "apr_xlate.h"
#include "httpd.h"
#include "util_charset.h"

/**
 * @package Utilities for EBCDIC conversion
 */

#if APR_CHARSET_EBCDIC

/**
 * Setup all of the global translation handlers
 * @param pool pool to allocate out of
 */
apr_status_t ap_init_ebcdic(apr_pool_t *pool);

/**
 * Convert protocol data from the implementation character
 * set to ASCII.
 * @param buffer buffer to translate
 * @param len number of bytes to translate
 */
void ap_xlate_proto_to_ascii(char *buffer, apr_size_t len);

/**
 * Convert protocol data to the implementation character
 * set from ASCII.
 * @param buffer buffer to translate
 * @param len number of bytes to translate
 */
void ap_xlate_proto_from_ascii(char *buffer, apr_size_t len);

/**
 * Convert protocol data from the implementation charater
 * set to ASCII, then send it.
 * @param r   the current request
 * @param ... the strings to write, followed by a NULL pointer
 */
int ap_rvputs_proto_in_ascii(request_rec *r, ...);

#ifdef __cplusplus
}
#endif

#else   /* APR_CHARSET_EBCDIC */

#define ap_xlate_proto_to_ascii(x,y)          /* NOOP */
#define ap_xlate_proto_from_ascii(x,y)        /* NOOP */

#define ap_rvputs_proto_in_ascii  ap_rvputs

#endif  /* APR_CHARSET_EBCDIC */
    
#endif  /* !APACHE_UTIL_EBCDIC_H */