Quelle util_ebcdic.h Sprache: C

/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

/**
* @file  util_ebcdic.h
* @brief Utilities for EBCDIC conversion
*
* @defgroup APACHE_CORE_EBCDIC Utilities for EBCDIC conversion
* @ingroup  APACHE_CORE
* @{
*/

#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"

#if APR_CHARSET_EBCDIC || defined(DOXYGEN)

/**
* Setup all of the global translation handlers.
* @param   pool    The pool to allocate out of.
* @note On non-EBCDIC system, this function does <b>not</b> exist.
* So, its use should be guarded by \#if APR_CHARSET_EBCDIC.
*/
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.
* @note On non-EBCDIC system, this function is replaced by an
* empty macro.
*/
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.
* @note On non-EBCDIC system, this function is replaced by an
* empty macro.
*/
void ap_xlate_proto_from_ascii(char *buffer, apr_size_t len);

/**
* Convert protocol data from the implementation character
* set to ASCII, then send it.
* @param   r       The current request.
* @param   ...     The strings to write, followed by a NULL pointer.
* @note On non-EBCDIC system, this function is replaced by a call to
* #ap_rvputs.
*/
int ap_rvputs_proto_in_ascii(request_rec *r, ...);

#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 */

#ifdef __cplusplus
}
#endif

#endif  /* !APACHE_UTIL_EBCDIC_H */
/** @} */

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